linux/net/bridge/netfilter/ebt_log.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *  ebt_log
 *
 *	Authors:
 *	Bart De Schuymer <[email protected]>
 *	Harald Welte <[email protected]>
 *
 *  April, 2002
 *
 */
#include <linux/module.h>
#include <linux/ip.h>
#include <linux/in.h>
#include <linux/if_arp.h>
#include <linux/spinlock.h>
#include <net/netfilter/nf_log.h>
#include <linux/ipv6.h>
#include <net/ipv6.h>
#include <linux/in6.h>
#include <linux/netfilter/x_tables.h>
#include <linux/netfilter_bridge/ebtables.h>
#include <linux/netfilter_bridge/ebt_log.h>
#include <linux/netfilter.h>

static DEFINE_SPINLOCK(ebt_log_lock);

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

struct tcpudphdr { … };

struct arppayload { … };

static void
print_ports(const struct sk_buff *skb, uint8_t protocol, int offset)
{ … }

static void
ebt_log_packet(struct net *net, u_int8_t pf, unsigned int hooknum,
	       const struct sk_buff *skb, const struct net_device *in,
	       const struct net_device *out, const struct nf_loginfo *loginfo,
	       const char *prefix)
{ … }

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

static struct xt_target ebt_log_tg_reg __read_mostly = …;

static int __init ebt_log_init(void)
{ … }

static void __exit ebt_log_fini(void)
{ … }

module_init(…) …;
module_exit(ebt_log_fini);
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;