client_library/client_impl.h

//
// Copyright (C) 2015 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#ifndef UPDATE_ENGINE_CLIENT_LIBRARY_CLIENT_IMPL_H_
#define UPDATE_ENGINE_CLIENT_LIBRARY_CLIENT_IMPL_H_

#include <cstdint>
#include <memory>
#include <string>

#include <base/macros.h>

#include "update_engine/client_library/include/update_engine/client.h"
#include "update_engine/dbus-proxies.h"

namespace update_engine {
namespace internal {

class UpdateEngineClientImpl : public UpdateEngineClient {
 public:
  explicit UpdateEngineClientImpl() = default;
  bool Init();

  virtual ~UpdateEngineClientImpl() = default;

  bool AttemptUpdate(const std::string& app_version,
                     const std::string& omaha_url,
                     bool at_user_request) override;

  bool GetStatus(int64_t* out_last_checked_time,
                 double* out_progress,
                 UpdateStatus* out_update_status,
                 std::string* out_new_version,
                 int64_t* out_new_size) const override;

  bool SetUpdateOverCellularPermission(bool allowed) override;
  bool GetUpdateOverCellularPermission(bool* allowed) const override;

  bool SetP2PUpdatePermission(bool enabled) override;
  bool GetP2PUpdatePermission(bool* enabled) const override;

  bool Rollback(bool powerwash) override;

  bool GetRollbackPartition(std::string* rollback_partition) const override;

  void RebootIfNeeded() override;

  bool GetPrevVersion(std::string* prev_version) const override;

  bool ResetStatus() override;

  bool SetTargetChannel(const std::string& target_channel,
                        bool allow_powerwash) override;

  bool GetTargetChannel(std::string* out_channel) const override;

  bool GetChannel(std::string* out_channel) const override;

  void RegisterStatusUpdateHandler(StatusUpdateHandler* handler) override;

 private:
  std::unique_ptr<org::chromium::UpdateEngineInterfaceProxy> proxy_;

  void StatusUpdateHandlerRegistered(StatusUpdateHandler* handler,
                                     const std::string& interface,
                                     const std::string& signal_name,
                                     bool success) const;

  void RunStatusUpdateHandler(StatusUpdateHandler* handler,
                              int64_t last_checked_time,
                              double progress,
                              const std::string& current_operation,
                              const std::string& new_version,
                              int64_t new_size);

  DISALLOW_COPY_AND_ASSIGN(UpdateEngineClientImpl);
};  // class UpdateEngineClientImpl

}  // namespace internal
}  // namespace update_engine

#endif  // UPDATE_ENGINE_CLIENT_LIBRARY_CLIENT_IMPL_H_