1// 2// Copyright (C) 2016 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 UPDATE_ENGINE_BINDER_SERVICE_BRILLO_H_ 18#define UPDATE_ENGINE_BINDER_SERVICE_BRILLO_H_ 19 20#include <utils/Errors.h> 21 22#include <memory> 23#include <string> 24#include <vector> 25 26#include <utils/RefBase.h> 27 28#include "update_engine/common_service.h" 29#include "update_engine/parcelable_update_engine_status.h" 30#include "update_engine/service_observer_interface.h" 31 32#include "android/brillo/BnUpdateEngine.h" 33#include "android/brillo/IUpdateEngineStatusCallback.h" 34 35namespace chromeos_update_engine { 36 37class BinderUpdateEngineBrilloService : public android::brillo::BnUpdateEngine, 38 public ServiceObserverInterface { 39 public: 40 explicit BinderUpdateEngineBrilloService(SystemState* system_state) 41 : common_(new UpdateEngineService(system_state)) {} 42 virtual ~BinderUpdateEngineBrilloService() = default; 43 44 const char* ServiceName() const { 45 return "android.brillo.UpdateEngineService"; 46 } 47 48 // ServiceObserverInterface overrides. 49 void SendStatusUpdate( 50 const update_engine::UpdateEngineStatus& update_engine_status) override; 51 void SendPayloadApplicationComplete(ErrorCode error_code) override {} 52 53 // android::brillo::BnUpdateEngine overrides. 54 android::binder::Status SetUpdateAttemptFlags(int flags) override; 55 android::binder::Status AttemptUpdate(const android::String16& app_version, 56 const android::String16& omaha_url, 57 int flags, 58 bool* out_result) override; 59 android::binder::Status AttemptRollback(bool powerwash) override; 60 android::binder::Status CanRollback(bool* out_can_rollback) override; 61 android::binder::Status ResetStatus() override; 62 android::binder::Status GetStatus( 63 android::brillo::ParcelableUpdateEngineStatus* status); 64 android::binder::Status RebootIfNeeded() override; 65 android::binder::Status SetChannel(const android::String16& target_channel, 66 bool powerwash) override; 67 android::binder::Status GetChannel(bool get_current_channel, 68 android::String16* out_channel) override; 69 android::binder::Status SetCohortHint( 70 const android::String16& cohort_hint) override; 71 android::binder::Status GetCohortHint( 72 android::String16* out_cohort_hint) override; 73 android::binder::Status SetP2PUpdatePermission(bool enabled) override; 74 android::binder::Status GetP2PUpdatePermission( 75 bool* out_p2p_permission) override; 76 android::binder::Status SetUpdateOverCellularPermission( 77 bool enabled) override; 78 android::binder::Status GetUpdateOverCellularPermission( 79 bool* out_cellular_permission) override; 80 android::binder::Status GetDurationSinceUpdate( 81 int64_t* out_duration) override; 82 android::binder::Status GetPrevVersion( 83 android::String16* out_prev_version) override; 84 android::binder::Status GetRollbackPartition( 85 android::String16* out_rollback_partition) override; 86 android::binder::Status RegisterStatusCallback( 87 const android::sp<android::brillo::IUpdateEngineStatusCallback>& callback) 88 override; 89 android::binder::Status GetLastAttemptError( 90 int* out_last_attempt_error) override; 91 android::binder::Status GetEolStatus(int* out_eol_status) override; 92 93 private: 94 // Generic function for dispatching to the common service. 95 template <typename... Parameters, typename... Arguments> 96 android::binder::Status CallCommonHandler( 97 bool (UpdateEngineService::*Handler)(brillo::ErrorPtr*, Parameters...), 98 Arguments... arguments); 99 100 // To be used as a death notification handler only. 101 void UnregisterStatusCallback( 102 android::brillo::IUpdateEngineStatusCallback* callback); 103 104 std::unique_ptr<UpdateEngineService> common_; 105 106 std::vector<android::sp<android::brillo::IUpdateEngineStatusCallback>> 107 callbacks_; 108}; 109 110} // namespace chromeos_update_engine 111 112#endif // UPDATE_ENGINE_BINDER_SERVICE_BRILLO_H_ 113