/*
 * \brief  IP routing entry
 * \author Martin Stein
 * \date   2016-08-19
 */

/*
 * Copyright (C) 2016 Genode Labs GmbH
 *
 * This file is part of the Genode OS framework, which is distributed
 * under the terms of the GNU General Public License version 2.
 */

/* local includes */
#include <port_route.h>

#ifndef _IP_ROUTE_H_
#define _IP_ROUTE_H_

namespace Genode {

	class Xml_node;
	class Allocator;
}

namespace Net {

	class Ip_route;
	class Ip_route_list;
}

class Net::Ip_route : public Genode::List<Ip_route>::Element
{
	private:

		Ipv4_address          _ip_addr;
		Genode::uint8_t       _prefix;
		Genode::uint8_t       _prefix_bytes;
		Genode::uint8_t       _prefix_tail;
		Ipv4_address          _via;
		Ipv4_address          _to;
		Genode::Session_label _label;
		Port_route_tree       _udp_port_tree;
		Port_route_tree       _tcp_port_tree;
		Port_route_list       _udp_port_list;
		Port_route_list       _tcp_port_list;
		bool                  _verbose;

		void _read_tcp_port(Genode::Xml_node &port, Genode::Allocator &alloc);

		void _read_udp_port(Genode::Xml_node &port, Genode::Allocator &alloc);

	public:

		Ip_route(Ipv4_address ip_addr, Genode::uint8_t prefix,
		         Ipv4_address via, Ipv4_address to, char const *label,
		         Genode::size_t label_size, Genode::Allocator &alloc,
		         Genode::Xml_node &route, bool verbose);

		void print(Genode::Output &output) const;

		bool matches(Ipv4_address ip_addr);


		/***************
		 ** Accessors **
		 ***************/

		Ipv4_address           ip_addr()       const { return  _ip_addr; }
		Ipv4_address           via()           const { return  _via; }
		Ipv4_address           to()            const { return  _to; }
		Genode::uint8_t        prefix()        const { return  _prefix; }
		Genode::Session_label &label()               { return  _label; }
		Port_route_tree       *tcp_port_tree()       { return &_tcp_port_tree; }
		Port_route_tree       *udp_port_tree()       { return &_udp_port_tree; }
		Port_route_list       *tcp_port_list()       { return &_tcp_port_list; }
		Port_route_list       *udp_port_list()       { return &_udp_port_list; }
};

class Net::Ip_route_list : public Genode::List<Ip_route>
{
	public:

		Ip_route *longest_prefix_match(Ipv4_address ip_addr);

		void insert(Ip_route *route);
};

#endif /* _IP_ROUTE_H_ */