#pragma once
#include <cstdint>

enum class memory_permission : uint8_t
{
	none = 0,
	read = 1 << 0,
	write = 1 << 1,
	exec = 1 << 2,
	read_write = read | write,
	all = read | write | exec
};

/*****************************************************************************
 *
 ****************************************************************************/

inline constexpr memory_permission
operator&(const memory_permission x, const memory_permission y)
{
	return static_cast<memory_permission>
		(static_cast<uint8_t>(x) & static_cast<uint8_t>(y));
}

inline constexpr memory_permission
operator|(const memory_permission x, const memory_permission y)
{
	return static_cast<memory_permission>
		(static_cast<uint8_t>(x) | static_cast<uint8_t>(y));
}

inline constexpr memory_permission
operator^(const memory_permission x, const memory_permission y)
{
	return static_cast<memory_permission>
		(static_cast<uint8_t>(x) ^ static_cast<uint8_t>(y));
}

inline constexpr memory_permission
operator~(memory_permission x)
{
	return static_cast<memory_permission>(~static_cast<uint8_t>(x));
}

inline memory_permission&
operator&=(memory_permission& x, const memory_permission y)
{
	x = x & y;
	return x;
}

inline memory_permission&
operator|=(memory_permission& x, const memory_permission y)
{
	x = x | y;
	return x;
}

inline memory_permission&
operator^=(memory_permission& x, const memory_permission y)
{
	x = x ^ y;
	return x;
}