jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#include <Kernel/Devices/Device.h>
8#include <Kernel/FileSystem/SysFS/Subsystems/DeviceIdentifiers/Directory.h>
9#include <Kernel/FileSystem/SysFS/Subsystems/DeviceIdentifiers/SymbolicLinkDeviceComponent.h>
10#include <Kernel/Sections.h>
11
12namespace Kernel {
13
14ErrorOr<NonnullLockRefPtr<SysFSSymbolicLinkDeviceComponent>> SysFSSymbolicLinkDeviceComponent::try_create(SysFSCharacterDevicesDirectory const& parent_directory, Device const& device, SysFSComponent const& pointed_component)
15{
16 auto device_name = TRY(KString::formatted("{}:{}", device.major(), device.minor()));
17 return adopt_nonnull_lock_ref_or_enomem(new (nothrow) SysFSSymbolicLinkDeviceComponent(parent_directory, move(device_name), device, pointed_component));
18}
19
20ErrorOr<NonnullLockRefPtr<SysFSSymbolicLinkDeviceComponent>> SysFSSymbolicLinkDeviceComponent::try_create(SysFSBlockDevicesDirectory const& parent_directory, Device const& device, SysFSComponent const& pointed_component)
21{
22 auto device_name = TRY(KString::formatted("{}:{}", device.major(), device.minor()));
23 return adopt_nonnull_lock_ref_or_enomem(new (nothrow) SysFSSymbolicLinkDeviceComponent(parent_directory, move(device_name), device, pointed_component));
24}
25
26SysFSSymbolicLinkDeviceComponent::SysFSSymbolicLinkDeviceComponent(SysFSCharacterDevicesDirectory const& parent_directory, NonnullOwnPtr<KString> major_minor_formatted_device_name, Device const& device, SysFSComponent const& pointed_component)
27 : SysFSSymbolicLink(parent_directory, pointed_component)
28 , m_block_device(device.is_block_device())
29 , m_major_minor_formatted_device_name(move(major_minor_formatted_device_name))
30{
31 VERIFY(device.is_character_device());
32}
33
34SysFSSymbolicLinkDeviceComponent::SysFSSymbolicLinkDeviceComponent(SysFSBlockDevicesDirectory const& parent_directory, NonnullOwnPtr<KString> major_minor_formatted_device_name, Device const& device, SysFSComponent const& pointed_component)
35 : SysFSSymbolicLink(parent_directory, pointed_component)
36 , m_block_device(device.is_block_device())
37 , m_major_minor_formatted_device_name(move(major_minor_formatted_device_name))
38{
39 VERIFY(device.is_block_device());
40}
41
42}