/* * Copyright (c) 2018-2020, Andreas Kling * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include namespace Kernel { class RandomDevice final : public CharacterDevice { friend class DeviceManagement; public: static NonnullRefPtr must_create(); virtual ~RandomDevice() override; private: RandomDevice(); // ^CharacterDevice virtual ErrorOr read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override; virtual ErrorOr write(OpenFileDescription&, u64, const UserOrKernelBuffer&, size_t) override; virtual bool can_read(const OpenFileDescription&, size_t) const override; virtual bool can_write(const OpenFileDescription&, size_t) const override { return true; } virtual StringView class_name() const override { return "RandomDevice"sv; } }; }