Kernel: Implement barebones arp table

kernel/include/kernel/Networking/ARPTable.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <BAN/HashMap.h>
+#include <BAN/IPv4.h>
+#include <BAN/MAC.h>
+#include <BAN/UniqPtr.h>
+
+namespace Kernel
+{
+
+	class ARPTable
+	{
+		BAN_NON_COPYABLE(ARPTable);
+		BAN_NON_MOVABLE(ARPTable);
+
+	public:
+		static BAN::ErrorOr<BAN::UniqPtr<ARPTable>> create();
+
+		BAN::ErrorOr<BAN::MACAddress> get_mac_from_ipv4(BAN::IPv4Address);
+
+	private:
+		ARPTable();
+
+	private:
+		BAN::HashMap<BAN::IPv4Address, BAN::MACAddress> m_arp_table;
+
+		friend class BAN::UniqPtr<ARPTable>;
+	};
+
+}