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serenity/Kernel/FileSystem/SysFS/Subsystems/Kernel/Keymap.cpp
Liav A a91589c09b Kernel: Introduce global variables and stats in /sys/kernel directory
The ProcFS is an utter mess currently, so let's start move things that
are not related to processes-info. To ensure it's done in a sane manner,
we start by duplicating all /proc/ global nodes to the /sys/kernel/
directory, then we will move Userland to use the new directory so the
old directory nodes can be removed from the /proc directory.
2022-10-25 15:33:34 -06:00

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/*
* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/JsonObjectSerializer.h>
#include <Kernel/Devices/HID/HIDManagement.h>
#include <Kernel/FileSystem/SysFS/Subsystems/Kernel/Keymap.h>
#include <Kernel/Sections.h>
namespace Kernel {
UNMAP_AFTER_INIT SysFSKeymap::SysFSKeymap(SysFSDirectory const& parent_directory)
: SysFSGlobalInformation(parent_directory)
{
}
UNMAP_AFTER_INIT NonnullLockRefPtr<SysFSKeymap> SysFSKeymap::must_create(SysFSDirectory const& parent_directory)
{
return adopt_lock_ref_if_nonnull(new (nothrow) SysFSKeymap(parent_directory)).release_nonnull();
}
ErrorOr<void> SysFSKeymap::try_generate(KBufferBuilder& builder)
{
auto json = TRY(JsonObjectSerializer<>::try_create(builder));
TRY(HIDManagement::the().keymap_data().with([&](auto const& keymap_data) {
return json.add("keymap"sv, keymap_data.character_map_name->view());
}));
TRY(json.finish());
return {};
}
}