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serenity/Kernel/Storage/Ramdisk/Controller.h
Julian Offenhäuser d1e88a5141 Kernel: Propagate errors in StorageController reset() and shutdown()
These used to signal an error with a boolean return type. We now return
a sensible errno instead.
2023-03-16 09:55:15 +01:00

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964 B
C++

/*
* Copyright (c) 2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/OwnPtr.h>
#include <AK/Types.h>
#include <Kernel/Library/LockRefPtr.h>
#include <Kernel/Storage/Ramdisk/Device.h>
#include <Kernel/Storage/StorageController.h>
#include <Kernel/Storage/StorageDevice.h>
namespace Kernel {
class AsyncBlockDeviceRequest;
class RamdiskController final : public StorageController {
public:
static ErrorOr<NonnullRefPtr<RamdiskController>> try_initialize();
virtual ~RamdiskController() override;
virtual LockRefPtr<StorageDevice> device(u32 index) const override;
virtual ErrorOr<void> reset() override;
virtual ErrorOr<void> shutdown() override;
virtual size_t devices_count() const override;
virtual void complete_current_request(AsyncDeviceRequest::RequestResult) override;
private:
RamdiskController();
Vector<NonnullLockRefPtr<RamdiskDevice>> m_devices;
};
}