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 <memory> 20 #include <string> 21 #include <string_view> 22 #include <utility> 23 #include <vector> 24 25 #include "edify/updater_runtime_interface.h" 26 27 struct selabel_handle; 28 29 class UpdaterRuntime : public UpdaterRuntimeInterface { 30 public: UpdaterRuntime(struct selabel_handle * sehandle)31 explicit UpdaterRuntime(struct selabel_handle* sehandle) : sehandle_(sehandle) {} 32 ~UpdaterRuntime() override = default; 33 IsSimulator()34 bool IsSimulator() const override { 35 return false; 36 } 37 38 std::string GetProperty(const std::string_view key, 39 const std::string_view default_value) const override; 40 41 std::string FindBlockDeviceName(const std::string_view name) const override; 42 43 int Mount(const std::string_view location, const std::string_view mount_point, 44 const std::string_view fs_type, const std::string_view mount_options) override; 45 bool IsMounted(const std::string_view mount_point) const override; 46 std::pair<bool, int> Unmount(const std::string_view mount_point) override; 47 48 bool ReadFileToString(const std::string_view filename, std::string* content) const override; 49 bool WriteStringToFile(const std::string_view content, 50 const std::string_view filename) const override; 51 52 int WipeBlockDevice(const std::string_view filename, size_t len) const override; 53 int RunProgram(const std::vector<std::string>& args, bool is_vfork) const override; 54 int Tune2Fs(const std::vector<std::string>& args) const override; 55 56 bool MapPartitionOnDeviceMapper(const std::string& partition_name, std::string* path) override; 57 bool UnmapPartitionOnDeviceMapper(const std::string& partition_name) override; 58 bool UpdateDynamicPartitions(const std::string_view op_list_value) override; 59 std::string AddSlotSuffix(const std::string_view arg) const override; 60 61 private: 62 struct selabel_handle* sehandle_{ nullptr }; 63 }; 64