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 35 namespace chromeos_update_engine { 36 37 class BinderUpdateEngineBrilloService : public android::brillo::BnUpdateEngine, 38 public ServiceObserverInterface { 39 public: BinderUpdateEngineBrilloService(SystemState * system_state)40 explicit BinderUpdateEngineBrilloService(SystemState* system_state) 41 : common_(new UpdateEngineService(system_state)) {} 42 virtual ~BinderUpdateEngineBrilloService() = default; 43 ServiceName()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; SendPayloadApplicationComplete(ErrorCode error_code)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 SetUpdateOverCellularTarget( 79 const android::String16& target_version, int64_t target_size) override; 80 android::binder::Status GetUpdateOverCellularPermission( 81 bool* out_cellular_permission) override; 82 android::binder::Status GetDurationSinceUpdate( 83 int64_t* out_duration) override; 84 android::binder::Status GetPrevVersion( 85 android::String16* out_prev_version) override; 86 android::binder::Status GetRollbackPartition( 87 android::String16* out_rollback_partition) override; 88 android::binder::Status RegisterStatusCallback( 89 const android::sp<android::brillo::IUpdateEngineStatusCallback>& callback) 90 override; 91 android::binder::Status GetLastAttemptError( 92 int* out_last_attempt_error) override; 93 android::binder::Status GetEolStatus(int* out_eol_status) override; 94 95 private: 96 // Generic function for dispatching to the common service. 97 template <typename... Parameters, typename... Arguments> 98 android::binder::Status CallCommonHandler( 99 bool (UpdateEngineService::*Handler)(brillo::ErrorPtr*, Parameters...), 100 Arguments... arguments); 101 102 // To be used as a death notification handler only. 103 void UnregisterStatusCallback( 104 android::brillo::IUpdateEngineStatusCallback* callback); 105 106 std::unique_ptr<UpdateEngineService> common_; 107 108 std::vector<android::sp<android::brillo::IUpdateEngineStatusCallback>> 109 callbacks_; 110 }; 111 112 } // namespace chromeos_update_engine 113 114 #endif // UPDATE_ENGINE_BINDER_SERVICE_BRILLO_H_ 115