ladybird/Kernel/Storage/StorageDevice.h
Brian Gianforcaro 1682f0b760 Everything: Move to SPDX license identifiers in all files.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.

See: https://spdx.dev/resources/use/#identifiers

This was done with the `ambr` search and replace tool.

 ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
2021-04-22 11:22:27 +02:00

47 lines
1.4 KiB
C++

/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <Kernel/Devices/BlockDevice.h>
#include <Kernel/Interrupts/IRQHandler.h>
#include <Kernel/Lock.h>
#include <Kernel/Storage/Partition/DiskPartition.h>
#include <Kernel/Storage/StorageController.h>
namespace Kernel {
class StorageDevice : public BlockDevice {
friend class StorageManagement;
AK_MAKE_ETERNAL
public:
virtual u64 max_addressable_block() const { return m_max_addressable_block; }
NonnullRefPtr<StorageController> controller() const;
// ^BlockDevice
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
// ^Device
virtual mode_t required_mode() const override { return 0600; }
protected:
StorageDevice(const StorageController&, size_t, u64);
StorageDevice(const StorageController&, int, int, size_t, u64);
// ^DiskDevice
virtual const char* class_name() const override;
private:
NonnullRefPtr<StorageController> m_storage_controller;
NonnullRefPtrVector<DiskPartition> m_partitions;
u64 m_max_addressable_block;
};
}