blob: 3aeeb0b5fb9895ab99da002f8f9ccf6d0df4a879 [file] [log] [blame]
//
// Copyright (C) 2013 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_HARDWARE_CHROMEOS_H_
#define UPDATE_ENGINE_HARDWARE_CHROMEOS_H_
#include <memory>
#include <string>
#include <vector>
#include <base/macros.h>
#include <base/time/time.h>
#include <debugd/dbus-proxies.h>
#include "update_engine/common/hardware_interface.h"
namespace chromeos_update_engine {
// Implements the real interface with Chrome OS verified boot and recovery
// process.
class HardwareChromeOS final : public HardwareInterface {
public:
HardwareChromeOS() = default;
~HardwareChromeOS() override = default;
void Init();
// HardwareInterface methods.
bool IsOfficialBuild() const override;
bool IsNormalBootMode() const override;
bool AreDevFeaturesEnabled() const override;
bool IsOOBEEnabled() const override;
bool IsOOBEComplete(base::Time* out_time_of_oobe) const override;
std::string GetHardwareClass() const override;
std::string GetFirmwareVersion() const override;
std::string GetECVersion() const override;
int GetMinKernelKeyVersion() const override;
int GetMinFirmwareKeyVersion() const override;
int GetMaxFirmwareKeyRollforward() const override;
bool SetMaxFirmwareKeyRollforward(int firmware_max_rollforward) override;
bool SetMaxKernelKeyRollforward(int kernel_max_rollforward) override;
int GetPowerwashCount() const override;
bool SchedulePowerwash() override;
bool CancelPowerwash() override;
bool GetNonVolatileDirectory(base::FilePath* path) const override;
bool GetPowerwashSafeDirectory(base::FilePath* path) const override;
bool GetFirstActiveOmahaPingSent() const override;
bool SetFirstActiveOmahaPingSent() override;
private:
friend class HardwareChromeOSTest;
// Load the update manager config flags (is_oobe_enabled flag) from the
// appropriate location based on whether we are in a normal mode boot (as
// passed in |normal_mode|) prefixing the paths with |root_prefix|.
void LoadConfig(const std::string& root_prefix, bool normal_mode);
bool is_oobe_enabled_;
std::unique_ptr<org::chromium::debugdProxyInterface> debugd_proxy_;
DISALLOW_COPY_AND_ASSIGN(HardwareChromeOS);
};
} // namespace chromeos_update_engine
#endif // UPDATE_ENGINE_HARDWARE_CHROMEOS_H_