From d02ccfb15d1f3d4fcdb9feae60ae136fcfd99788 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Mon, 5 Sep 2022 17:55:51 -0700
Subject: core: hle: kernel: Add KDynamicResourceManager.

---
 src/core/hle/kernel/k_dynamic_resource_manager.h | 58 ++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 src/core/hle/kernel/k_dynamic_resource_manager.h

(limited to 'src/core/hle/kernel/k_dynamic_resource_manager.h')

diff --git a/src/core/hle/kernel/k_dynamic_resource_manager.h b/src/core/hle/kernel/k_dynamic_resource_manager.h
new file mode 100644
index 000000000..1ce517e8e
--- /dev/null
+++ b/src/core/hle/kernel/k_dynamic_resource_manager.h
@@ -0,0 +1,58 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/common_funcs.h"
+#include "core/hle/kernel/k_dynamic_slab_heap.h"
+#include "core/hle/kernel/k_memory_block.h"
+
+namespace Kernel {
+
+template <typename T, bool ClearNode = false>
+class KDynamicResourceManager {
+    YUZU_NON_COPYABLE(KDynamicResourceManager);
+    YUZU_NON_MOVEABLE(KDynamicResourceManager);
+
+public:
+    using DynamicSlabType = KDynamicSlabHeap<T, ClearNode>;
+
+public:
+    constexpr KDynamicResourceManager() = default;
+
+    constexpr size_t GetSize() const {
+        return m_slab_heap->GetSize();
+    }
+    constexpr size_t GetUsed() const {
+        return m_slab_heap->GetUsed();
+    }
+    constexpr size_t GetPeak() const {
+        return m_slab_heap->GetPeak();
+    }
+    constexpr size_t GetCount() const {
+        return m_slab_heap->GetCount();
+    }
+
+    void Initialize(KDynamicPageManager* page_allocator, DynamicSlabType* slab_heap) {
+        m_page_allocator = page_allocator;
+        m_slab_heap = slab_heap;
+    }
+
+    T* Allocate() const {
+        return m_slab_heap->Allocate(m_page_allocator);
+    }
+
+    void Free(T* t) const {
+        m_slab_heap->Free(t);
+    }
+
+private:
+    KDynamicPageManager* m_page_allocator{};
+    DynamicSlabType* m_slab_heap{};
+};
+
+class KMemoryBlockSlabManager : public KDynamicResourceManager<KMemoryBlock> {};
+
+using KMemoryBlockSlabHeap = typename KMemoryBlockSlabManager::DynamicSlabType;
+
+} // namespace Kernel
-- 
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