#pragma once

#include <cstdint>

#include "MacroUtils.h"

using Byte = uint8_t;

struct GlobalMemory
{
	struct State
	{
		Byte* memory;
		size_t available;
	};

	Byte* memory;
	size_t available;
	size_t capacity;

	void init(size_t const size);

	void destroy();

	Byte* allocate(size_t const size);

	Byte* allocate(size_t const size, size_t const alignment);

	// Do not do any permanent allocations after calling this.
	[[nodiscard]] State getState() const;

	// Call this before permanent allocations.
	void restoreState(State const& state);
};