/* * Copyright (c) 2023, Liav A. * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include namespace Kernel { class PCSpeakerDevice final : public CharacterDevice { friend class DeviceManagement; public: virtual ~PCSpeakerDevice() override; static NonnullRefPtr must_create(); private: PCSpeakerDevice(); // ^Device virtual bool is_openable_by_jailed_processes() const override { return true; } // ^CharacterDevice virtual ErrorOr read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override; virtual ErrorOr write(OpenFileDescription&, u64, UserOrKernelBuffer const&, size_t) override; virtual bool can_write(OpenFileDescription const&, u64) const override { return true; } virtual bool can_read(OpenFileDescription const&, u64) const override; virtual StringView class_name() const override { return "PCSpeakerDevice"sv; } virtual bool is_seekable() const override { return true; } }; }