core: hle: kernel: slab_helpers: Add KAutoObjectWithSlabHeap.

This commit is contained in:
bunnei 2022-10-29 14:19:45 -07:00
parent 3aab7d4473
commit d928ba8e40
1 changed files with 78 additions and 0 deletions

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@ -52,6 +52,84 @@ public:
} }
}; };
template <typename Derived, typename Base>
class KAutoObjectWithSlabHeap : public Base {
static_assert(std::is_base_of<KAutoObject, Base>::value);
private:
static Derived* Allocate(KernelCore& kernel) {
return kernel.SlabHeap<Derived>().Allocate(kernel);
}
static void Free(KernelCore& kernel, Derived* obj) {
kernel.SlabHeap<Derived>().Free(obj);
}
public:
explicit KAutoObjectWithSlabHeap(KernelCore& kernel_) : Base(kernel_), kernel(kernel_) {}
virtual ~KAutoObjectWithSlabHeap() = default;
virtual void Destroy() override {
const bool is_initialized = this->IsInitialized();
uintptr_t arg = 0;
if (is_initialized) {
arg = this->GetPostDestroyArgument();
this->Finalize();
}
Free(kernel, static_cast<Derived*>(this));
if (is_initialized) {
Derived::PostDestroy(arg);
}
}
virtual bool IsInitialized() const {
return true;
}
virtual uintptr_t GetPostDestroyArgument() const {
return 0;
}
size_t GetSlabIndex() const {
return SlabHeap<Derived>(kernel).GetObjectIndex(static_cast<const Derived*>(this));
}
public:
static void InitializeSlabHeap(KernelCore& kernel, void* memory, size_t memory_size) {
kernel.SlabHeap<Derived>().Initialize(memory, memory_size);
}
static Derived* Create(KernelCore& kernel) {
Derived* obj = Allocate(kernel);
if (obj != nullptr) {
KAutoObject::Create(obj);
}
return obj;
}
static size_t GetObjectSize(KernelCore& kernel) {
return kernel.SlabHeap<Derived>().GetObjectSize();
}
static size_t GetSlabHeapSize(KernelCore& kernel) {
return kernel.SlabHeap<Derived>().GetSlabHeapSize();
}
static size_t GetPeakIndex(KernelCore& kernel) {
return kernel.SlabHeap<Derived>().GetPeakIndex();
}
static uintptr_t GetSlabHeapAddress(KernelCore& kernel) {
return kernel.SlabHeap<Derived>().GetSlabHeapAddress();
}
static size_t GetNumRemaining(KernelCore& kernel) {
return kernel.SlabHeap<Derived>().GetNumRemaining();
}
protected:
KernelCore& kernel;
};
template <typename Derived, typename Base> template <typename Derived, typename Base>
class KAutoObjectWithSlabHeapAndContainer : public Base { class KAutoObjectWithSlabHeapAndContainer : public Base {
static_assert(std::is_base_of<KAutoObjectWithList, Base>::value); static_assert(std::is_base_of<KAutoObjectWithList, Base>::value);