pxremap.h revision 23bcfa32fddbe29a8c4c40d3bcfa4693a555c177
/* $Id$ */
/** @file
* NAT Network - Loopback remapping, declarations and definitions.
*/
/*
* Copyright (C) 2013-2014 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#ifndef _pxremap_h_
#define _pxremap_h_
#include "lwip/err.h"
#include "lwip/ip_addr.h"
struct netif;
#define PXREMAP_FAILED (-1)
#define PXREMAP_ASIS 0
#define PXREMAP_MAPPED 1
/* IPv4 */
#if ARP_PROXY
int pxremap_proxy_arp(struct netif *netif, ip_addr_t *dst);
#endif
int pxremap_ip4_divert(struct netif *netif, ip_addr_t *dst);
int pxremap_outbound_ip4(ip_addr_t *dst, ip_addr_t *src);
int pxremap_inbound_ip4(ip_addr_t *dst, ip_addr_t *src);
/* IPv6 */
int pxremap_proxy_na(struct netif *netif, ip6_addr_t *dst);
int pxremap_ip6_divert(struct netif *netif, ip6_addr_t *dst);
int pxremap_outbound_ip6(ip6_addr_t *dst, ip6_addr_t *src);
int pxremap_inbound_ip6(ip6_addr_t *dst, ip6_addr_t *src);
#define pxremap_outbound_ipX(is_ipv6, dst, src) \
((is_ipv6) ? pxremap_outbound_ip6(&(dst)->ip6, &(src)->ip6) \
: pxremap_outbound_ip4(&(dst)->ip4, &(src)->ip4))
#endif /* _pxremap_h_ */