diff options
Diffstat (limited to 'src/kernel/NeKit/OwnPtr.h')
| -rw-r--r-- | src/kernel/NeKit/OwnPtr.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/kernel/NeKit/OwnPtr.h b/src/kernel/NeKit/OwnPtr.h new file mode 100644 index 00000000..c8ceb1a2 --- /dev/null +++ b/src/kernel/NeKit/OwnPtr.h @@ -0,0 +1,67 @@ + +/* ======================================== + + Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. + +======================================== */ + +#pragma once + +#include <NeKit/Defines.h> +#include <NeKit/KernelPanic.h> +#include <NeKit/Ref.h> + +namespace Kernel { +template <typename T> +class OwnPtr; + +template <typename T> +class NonNullRefPtr; + +template <typename T> +class OwnPtr final { + public: + OwnPtr() {} + ~OwnPtr() { this->Delete(); } + + OwnPtr& operator=(const OwnPtr&) = default; + OwnPtr(const OwnPtr&) = default; + + public: + template <typename... Args> + bool New(Args&&... arg) { + if (fCls) { + return false; + } + + fCls = new T(arg...); + return fCls; + } + + void Delete() { + if (fCls) delete fCls; + + fCls = nullptr; + } + + T* operator->() const { return fCls; } + + T* Raw() { return fCls; } + + Ref<T> AsRef() { return Ref<T>(fCls); } + + operator bool() { return fCls; } + bool operator!() { return !fCls; } + + private: + T* fCls; +}; + +template <typename T, typename... Args> +inline OwnPtr<T> mm_make_own_ptr(Args... args) { + OwnPtr<T> ret; + ret.template New<Args...>(forward(args)...); + + return ret; +} +} // namespace Kernel |
