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/* $Id: proxy.h $ */
/** @file
* NAT Network - common definitions and declarations.
*/
/*
* Copyright (C) 2013-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#ifndef VBOX_INCLUDED_SRC_NAT_proxy_h
#define VBOX_INCLUDED_SRC_NAT_proxy_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#if !defined(VBOX)
#include "vbox-compat.h"
#endif
#include "lwip/err.h"
#include "lwip/ip_addr.h"
#include "winutils.h"
/* forward */
struct netif;
struct tcpip_msg;
struct pbuf;
struct sockaddr;
struct sockaddr_in;
struct sockaddr_in6;
struct ip4_lomap
{
ip_addr_t loaddr;
uint32_t off;
};
struct ip4_lomap_desc
{
const struct ip4_lomap *lomap;
unsigned int num_lomap;
};
struct proxy_options {
ip_addr_t ipv4_addr;
ip_addr_t ipv4_mask;
ip6_addr_t ipv6_addr;
int ipv6_enabled;
int ipv6_defroute;
SOCKET icmpsock4;
SOCKET icmpsock6;
const char *tftp_root;
const struct sockaddr_in *src4;
const struct sockaddr_in6 *src6;
const struct ip4_lomap_desc *lomap_desc;
const char **nameservers;
};
extern volatile struct proxy_options *g_proxy_options;
extern struct netif *g_proxy_netif;
void proxy_init(struct netif *, struct proxy_options *);
SOCKET proxy_connected_socket(int, int, ipX_addr_t *, u16_t);
SOCKET proxy_bound_socket(int, int, struct sockaddr *);
#ifdef RT_OS_LINUX
int proxy_fixup_accepted_socket(SOCKET);
#endif
void proxy_reset_socket(SOCKET);
int proxy_sendto(SOCKET, struct pbuf *, void *, size_t);
void proxy_lwip_post(struct tcpip_msg *);
const char *proxy_lwip_strerr(err_t);
/* proxy_rtadvd.c */
void proxy_rtadvd_start(struct netif *);
void proxy_rtadvd_do_quick(void *);
/* rtmon_*.c */
int rtmon_get_defaults(void);
/* proxy_dhcp6ds.c */
err_t dhcp6ds_init(struct netif *);
/* proxy_tftpd.c */
err_t tftpd_init(struct netif *, const char *);
/* pxtcp.c */
void pxtcp_init(void);
/* pxudp.c */
void pxudp_init(void);
/* pxdns.c */
err_t pxdns_init(struct netif *);
void pxdns_set_nameservers(void *);
/* pxping.c */
err_t pxping_init(struct netif *, SOCKET, SOCKET);
#if defined(RT_OS_LINUX) || defined(RT_OS_SOLARIS) || defined(RT_OS_WINDOWS)
# define HAVE_SA_LEN 0
#else
# define HAVE_SA_LEN 1
#endif
#define LWIP_ASSERT1(condition) LWIP_ASSERT(#condition, condition)
/*
* TODO: DPRINTF0 should probably become LogRel but its usage needs to
* be cleaned up a bit before.
*/
#define DPRINTF0(a) Log(a)
#define DPRINTF(a) DPRINTF1(a)
#define DPRINTF1(a) Log2(a)
#define DPRINTF2(a) Log3(a)
#endif /* !VBOX_INCLUDED_SRC_NAT_proxy_h */
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