aosp12/system/update_engine/update_boot_flags_action.h

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2.0 KiB
C++

//
// Copyright (C) 2018 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.
//
#include <string>
#include "update_engine/common/action.h"
#include "update_engine/common/boot_control_interface.h"
#include <gtest/gtest_prod.h>
namespace chromeos_update_engine {
class UpdateBootFlagsAction : public AbstractAction {
public:
explicit UpdateBootFlagsAction(BootControlInterface* boot_control)
: boot_control_(boot_control) {}
void PerformAction() override;
void TerminateProcessing() override;
static std::string StaticType() { return "UpdateBootFlagsAction"; }
std::string Type() const override { return StaticType(); }
void CompleteUpdateBootFlags(bool successful);
private:
FRIEND_TEST(UpdateBootFlagsActionTest, SimpleTest);
FRIEND_TEST(UpdateBootFlagsActionTest, DoubleActionTest);
// Originally, both of these flags are false. Once UpdateBootFlags is called,
// |is_running_| is set to true. As soon as UpdateBootFlags completes its
// asynchronous run, |is_running_| is reset to false and |updated_boot_flags_|
// is set to true. From that point on there will be no more changes to these
// flags.
//
// True if have updated the boot flags.
static bool updated_boot_flags_;
// True if we are still updating the boot flags.
static bool is_running_;
// Used for setting the boot flag.
BootControlInterface* boot_control_;
DISALLOW_COPY_AND_ASSIGN(UpdateBootFlagsAction);
};
} // namespace chromeos_update_engine