linux/net/netfilter/xt_REDIRECT.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * (C) 1999-2001 Paul `Rusty' Russell
 * (C) 2002-2006 Netfilter Core Team <[email protected]>
 * Copyright (c) 2011 Patrick McHardy <[email protected]>
 *
 * Based on Rusty Russell's IPv4 REDIRECT target. Development of IPv6
 * NAT funded by Astaro.
 */

#include <linux/if.h>
#include <linux/inetdevice.h>
#include <linux/ip.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/netfilter.h>
#include <linux/types.h>
#include <linux/netfilter_ipv4.h>
#include <linux/netfilter_ipv6.h>
#include <linux/netfilter/x_tables.h>
#include <net/addrconf.h>
#include <net/checksum.h>
#include <net/protocol.h>
#include <net/netfilter/nf_nat.h>
#include <net/netfilter/nf_nat_redirect.h>

static unsigned int
redirect_tg6(struct sk_buff *skb, const struct xt_action_param *par)
{ … }

static int redirect_tg6_checkentry(const struct xt_tgchk_param *par)
{ … }

static void redirect_tg_destroy(const struct xt_tgdtor_param *par)
{ … }

static int redirect_tg4_check(const struct xt_tgchk_param *par)
{ … }

static unsigned int
redirect_tg4(struct sk_buff *skb, const struct xt_action_param *par)
{ … }

static struct xt_target redirect_tg_reg[] __read_mostly = …;

static int __init redirect_tg_init(void)
{ … }

static void __exit redirect_tg_exit(void)
{ … }

module_init(…) …;
module_exit(redirect_tg_exit);

MODULE_LICENSE(…) …;
MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_ALIAS(…) …;
MODULE_ALIAS(…) …;