1 //
2 // Copyright (C) 2021 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //      http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #ifndef SYSTEM_UPDATE_ENGINE_AOSP_APEX_HANDLER_INTERFACE_H_
18 #define SYSTEM_UPDATE_ENGINE_AOSP_APEX_HANDLER_INTERFACE_H_
19 
20 #include <vector>
21 
22 #include <android-base/result.h>
23 
24 #include "update_engine/update_metadata.pb.h"
25 
26 namespace chromeos_update_engine {
27 
28 class ApexHandlerInterface {
29  public:
30   virtual ~ApexHandlerInterface() = default;
31   virtual android::base::Result<uint64_t> CalculateSize(
32       const std::vector<ApexInfo>& apex_infos) const = 0;
33   virtual bool AllocateSpace(const std::vector<ApexInfo>& apex_infos) const = 0;
34 };
35 
36 }  // namespace chromeos_update_engine
37 
38 #endif  // SYSTEM_UPDATE_ENGINE_AOSP_APEX_HANDLER_INTERFACE_H_
39