Lots of stuff

PortabilityLayer/MemoryManager.h

@@ -0,0 +1,51 @@
+#pragma once
+#ifndef __PL_MEMORY_MANAGER_H__
+#define __PL_MEMORY_MANAGER_H__
+
+#include <stdint.h>
+
+namespace PortabilityLayer
+{
+	struct MMHandleBlock;
+
+	class MemoryManager
+	{
+	public:
+		virtual void Init() = 0;
+		virtual void Shutdown() = 0;
+
+		virtual void *Alloc(size_t size) = 0;
+		virtual void Release(void *buf) = 0;
+
+		virtual MMHandleBlock *AllocHandle(size_t size) = 0;
+		virtual void ReleaseHandle(MMHandleBlock *hdl) = 0;
+
+		template<class T>
+		T **NewHandle();
+
+		static MemoryManager *GetInstance();
+	};
+}
+
+#include <new>
+#include "CoreDefs.h"
+#include "MMHandleBlock.h"
+
+namespace PortabilityLayer
+{
+	template<class T>
+	T **MemoryManager::NewHandle()
+	{
+		MMHandleBlock *hdl = this->AllocHandle(sizeof(T));
+		if (!hdl)
+			return nullptr;
+
+		T **objectHdl = reinterpret_cast<T**>(hdl);
+		T *objectPtr = *objectHdl;
+		new (objectPtr) T();
+
+		return objectHdl;
+	}
+}
+
+#endif