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// 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 <libDDK/DriverKit/Defines.h>
#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;
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 <typename Driver>
concept IsValidDriver = requires(Driver drv) {
{drv.IsActive() && drv.Type() > kInvalidType};
};
} // namespace Kernel::DDK
#endif
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