1 /*
2  * Copyright (C) 2019 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 #pragma once
18 
19 #include <map>
20 #include <memory>
21 #include <string>
22 #include <string_view>
23 #include <utility>
24 #include <vector>
25 
26 #include "edify/updater_runtime_interface.h"
27 #include "updater/build_info.h"
28 
29 class SimulatorRuntime : public UpdaterRuntimeInterface {
30  public:
SimulatorRuntime(BuildInfo * source)31   explicit SimulatorRuntime(BuildInfo* source) : source_(source) {}
32 
IsSimulator()33   bool IsSimulator() const override {
34     return true;
35   }
36 
37   std::string GetProperty(const std::string_view key,
38                           const std::string_view default_value) const override;
39 
40   int Mount(const std::string_view location, const std::string_view mount_point,
41             const std::string_view fs_type, const std::string_view mount_options) override;
42   bool IsMounted(const std::string_view mount_point) const override;
43   std::pair<bool, int> Unmount(const std::string_view mount_point) override;
44 
45   bool ReadFileToString(const std::string_view filename, std::string* content) const override;
46   bool WriteStringToFile(const std::string_view content,
47                          const std::string_view filename) const override;
48 
49   int WipeBlockDevice(const std::string_view filename, size_t len) const override;
50   int RunProgram(const std::vector<std::string>& args, bool is_vfork) const override;
51   int Tune2Fs(const std::vector<std::string>& args) const override;
52 
53   bool MapPartitionOnDeviceMapper(const std::string& partition_name, std::string* path) override;
54   bool UnmapPartitionOnDeviceMapper(const std::string& partition_name) override;
55   bool UpdateDynamicPartitions(const std::string_view op_list_value) override;
56   std::string AddSlotSuffix(const std::string_view arg) const override;
57 
58  private:
59   std::string FindBlockDeviceName(const std::string_view name) const override;
60 
61   BuildInfo* source_;
62   std::map<std::string, std::string, std::less<>> mounted_partitions_;
63 };
64