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63 lines
2.3 KiB
63 lines
2.3 KiB
// |
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// Copyright (C) 2015 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_BOOT_CONTROL_RECOVERY_H_ |
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#define UPDATE_ENGINE_BOOT_CONTROL_RECOVERY_H_ |
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#include <string> |
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#include <hardware/boot_control.h> |
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#include <hardware/hardware.h> |
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#include "update_engine/common/boot_control.h" |
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namespace chromeos_update_engine { |
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// The Android recovery implementation of the BootControlInterface. This |
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// implementation uses the legacy libhardware's boot_control HAL to access the |
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// bootloader by linking against it statically. This should only be used in |
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// recovery. |
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class BootControlRecovery : public BootControlInterface { |
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public: |
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BootControlRecovery() = default; |
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~BootControlRecovery() = default; |
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// Load boot_control HAL implementation using libhardware and |
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// initializes it. Returns false if an error occurred. |
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bool Init(); |
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// BootControlInterface overrides. |
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unsigned int GetNumSlots() const override; |
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BootControlInterface::Slot GetCurrentSlot() const override; |
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bool GetPartitionDevice(const std::string& partition_name, |
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BootControlInterface::Slot slot, |
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std::string* device) const override; |
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bool IsSlotBootable(BootControlInterface::Slot slot) const override; |
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bool MarkSlotUnbootable(BootControlInterface::Slot slot) override; |
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bool SetActiveBootSlot(BootControlInterface::Slot slot) override; |
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bool MarkBootSuccessfulAsync(base::Callback<void(bool)> callback) override; |
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private: |
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// NOTE: There is no way to release/unload HAL implementations so |
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// this is essentially leaked on object destruction. |
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boot_control_module_t* module_; |
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DISALLOW_COPY_AND_ASSIGN(BootControlRecovery); |
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}; |
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} // namespace chromeos_update_engine |
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#endif // UPDATE_ENGINE_BOOT_CONTROL_RECOVERY_H_
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