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/*
* 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.
*/
#ifndef ANDROID_APEXD_APEXD_CHECKPOINT_VOLD_H_
#define ANDROID_APEXD_APEXD_CHECKPOINT_VOLD_H_
#include <string>
#include <utils/StrongPointer.h>
#include "apexd_checkpoint.h"
#include <android-base/result.h>
namespace android {
namespace os {
class IVold;
}
namespace apex {
class VoldCheckpointInterface : public CheckpointInterface {
public:
~VoldCheckpointInterface();
android::base::Result<bool> SupportsFsCheckpoints() override;
android::base::Result<bool> NeedsCheckpoint() override;
android::base::Result<bool> NeedsRollback() override;
android::base::Result<void> StartCheckpoint(int32_t retry) override;
android::base::Result<void> AbortChanges(const std::string& msg,
bool num_retries) override;
static android::base::Result<VoldCheckpointInterface> Create();
VoldCheckpointInterface(VoldCheckpointInterface&& other) noexcept;
private:
VoldCheckpointInterface(sp<os::IVold>&& vold_service);
sp<os::IVold> vold_service_;
bool supports_fs_checkpoints_;
};
} // namespace apex
} // namespace android
#endif // ANDROID_APEXD_APEXD_CHECKPOINT_VOLD_H_