From 21631860dcfc9c6fef3f7108ff427f67549bcc51 Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Wed, 18 Mar 2026 19:42:43 +0100 Subject: [FEAT] Updated DDK headers for C++ units. (BREAKING CHANGES) Signed-off-by: Amlal El Mahrouss --- src/libDDK/DriverKit/ObjectKit/Base.hpp | 50 +++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 src/libDDK/DriverKit/ObjectKit/Base.hpp (limited to 'src/libDDK/DriverKit/ObjectKit/Base.hpp') diff --git a/src/libDDK/DriverKit/ObjectKit/Base.hpp b/src/libDDK/DriverKit/ObjectKit/Base.hpp new file mode 100644 index 00000000..869e6ec1 --- /dev/null +++ b/src/libDDK/DriverKit/ObjectKit/Base.hpp @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: Apache-2.0 +// Copyright 2024-2026, Amlal El Mahrouss (amlal@nekernel.org) +// Licensed under the Apache License, Version 2.0 (see LICENSE file) +// Official repository: https://github.com/ne-foss-org/nekernel + +#ifndef DRIVERKIT_OBJECTKIT_DRIVER_BASE_H +#define DRIVERKIT_OBJECTKIT_DRIVER_BASE_H + +#include + +#define DDK_DRIVER_IMPL \ + final: \ + public \ + ::Kernel::DDK::IDriverBase + +/// @author Amlal El Mahrouss +/// @brief The DDK C++ API. + +namespace Kernel::DDK { + +inline constexpr auto kInvalidType = 0; + +/// @brief Driver interface type. +class IDriverBase { + public: + IDriverBase() = default; + virtual ~IDriverBase() = default; + + IDriverBase& operator=(const IDriverBase&) = default; + IDriverBase(const IDriverBase&) = default; + +public: + using PtrType = void*; + + virtual constexpr bool IsCastable() { return false; } + virtual constexpr bool IsActive() { return false; } + virtual PtrType Leak() { return nullptr; } + virtual constexpr int32_t Type() { return kInvalidType; } +}; + +/// @brief This concept requires the Driver to be IDriverBase compliant. +/// @author @amlel-el-mahrouss +template +concept IsValidDriver = requires(Driver drv) { + { drv.IsActive() && drv.Type() > kInvalidType }; +}; + +} // namespace Kernel::DDK + +#endif -- cgit v1.2.3