//
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// Copyright (C) 2013 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#ifndef UPDATE_ENGINE_HARDWARE_CHROMEOS_H_
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#define UPDATE_ENGINE_HARDWARE_CHROMEOS_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include <base/macros.h>
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#include <base/time/time.h>
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#include <debugd/dbus-proxies.h>
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#include "update_engine/common/hardware_interface.h"
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namespace chromeos_update_engine {
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// Implements the real interface with Chrome OS verified boot and recovery
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// process.
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class HardwareChromeOS final : public HardwareInterface {
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public:
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HardwareChromeOS() = default;
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~HardwareChromeOS() override = default;
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void Init();
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// HardwareInterface methods.
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bool IsOfficialBuild() const override;
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bool IsNormalBootMode() const override;
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bool AreDevFeaturesEnabled() const override;
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bool IsOOBEEnabled() const override;
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bool IsOOBEComplete(base::Time* out_time_of_oobe) const override;
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std::string GetHardwareClass() const override;
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std::string GetFirmwareVersion() const override;
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std::string GetECVersion() const override;
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int GetMinKernelKeyVersion() const override;
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int GetMinFirmwareKeyVersion() const override;
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int GetMaxFirmwareKeyRollforward() const override;
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bool SetMaxFirmwareKeyRollforward(int firmware_max_rollforward) override;
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bool SetMaxKernelKeyRollforward(int kernel_max_rollforward) override;
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int GetPowerwashCount() const override;
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bool SchedulePowerwash(bool is_rollback) override;
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bool CancelPowerwash() override;
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bool GetNonVolatileDirectory(base::FilePath* path) const override;
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bool GetPowerwashSafeDirectory(base::FilePath* path) const override;
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int64_t GetBuildTimestamp() const override;
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bool GetFirstActiveOmahaPingSent() const override;
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bool SetFirstActiveOmahaPingSent() override;
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private:
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friend class HardwareChromeOSTest;
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// Load the update manager config flags (is_oobe_enabled flag) from the
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// appropriate location based on whether we are in a normal mode boot (as
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// passed in |normal_mode|) prefixing the paths with |root_prefix|.
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void LoadConfig(const std::string& root_prefix, bool normal_mode);
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bool is_oobe_enabled_;
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std::unique_ptr<org::chromium::debugdProxyInterface> debugd_proxy_;
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DISALLOW_COPY_AND_ASSIGN(HardwareChromeOS);
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};
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} // namespace chromeos_update_engine
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#endif // UPDATE_ENGINE_HARDWARE_CHROMEOS_H_
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