/*
	ZNetConsts.hpp
	Author: Patrick Baggett	<ptbaggett@762studios.com>
	Created: 6/5/2013

	Purpose:

	ZNet symbolic constants

	License:
	
	Copyright 2013, 762 Studios
*/

#pragma once

#ifndef _ZNETCONSTS_HPP
#define _ZNETCONSTS_HPP

#define ZNET_MTU_IPV4SAFE	512		//Like ZNET_MTU_IPV4, but with slightly less space, allowing for 64 bytes of IP overhead via optional sections
#define ZNET_MTU_IPV4		548		//Minimum maximum reassembly buffer size of 576 minus 28 bytes of overhead for UDPv4
#define ZNET_MTU_ETHERNET	1500
#define ZNET_MTU_IPV6		1280
#define ZNET_MTU_IPV6SAFE	1232	//IPv6 required 1280 minus 48 for UDPv6+IPv6 header

#define ZNET_MAX_SERVER_SOCKETS 4	//Maximum number of sockets a server may listen on

//Flags for ZNetPacket::Initialize()
#define ZNET_TRANSIENT		0x00000000u	//< Default value. The packet is unreliable, but transient, so the newest copy is presented and older version discarded.
#define ZNET_RELIABLE		0x00000001u	//< This packet will be reliable.



//Peer state
enum ZNetConnectionState
{
	STATE_UNCONNECTED,	//No connection(s) established
	STATE_HANDSHAKE,	//Machine has attempted connection, awaiting handshake
	STATE_CONNECTED,	//Machine is connected actively to a remote machine
	STATE_SERVING		//Clients connected, actively serving them
};

#endif