blob: 2873e1c60f686484feb2eae991edcf9e18ec04e3 [file] [log] [blame]
/* iptables module for using new netfilter netlink queue
*
* (C) 2005 by Harald Welte <laforge@netfilter.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/netfilter.h>
#include <linux/netfilter_arp.h>
#include <linux/netfilter/x_tables.h>
#include <linux/netfilter/xt_NFQUEUE.h>
MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>");
MODULE_DESCRIPTION("[ip,ip6,arp]_tables NFQUEUE target");
MODULE_LICENSE("GPL");
MODULE_ALIAS("ipt_NFQUEUE");
MODULE_ALIAS("ip6t_NFQUEUE");
MODULE_ALIAS("arpt_NFQUEUE");
static unsigned int
target(struct sk_buff **pskb,
const struct net_device *in,
const struct net_device *out,
unsigned int hooknum,
const struct xt_target *target,
const void *targinfo,
void *userinfo)
{
const struct xt_NFQ_info *tinfo = targinfo;
return NF_QUEUE_NR(tinfo->queuenum);
}
static struct xt_target ipt_NFQ_reg = {
.name = "NFQUEUE",
.target = target,
.targetsize = sizeof(struct xt_NFQ_info),
.family = AF_INET,
.me = THIS_MODULE,
};
static struct xt_target ip6t_NFQ_reg = {
.name = "NFQUEUE",
.target = target,
.targetsize = sizeof(struct xt_NFQ_info),
.family = AF_INET6,
.me = THIS_MODULE,
};
static struct xt_target arpt_NFQ_reg = {
.name = "NFQUEUE",
.target = target,
.targetsize = sizeof(struct xt_NFQ_info),
.family = NF_ARP,
.me = THIS_MODULE,
};
static int __init init(void)
{
int ret;
ret = xt_register_target(&ipt_NFQ_reg);
if (ret)
return ret;
ret = xt_register_target(&ip6t_NFQ_reg);
if (ret)
goto out_ip;
ret = xt_register_target(&arpt_NFQ_reg);
if (ret)
goto out_ip6;
return ret;
out_ip6:
xt_unregister_target(&ip6t_NFQ_reg);
out_ip:
xt_unregister_target(&ipt_NFQ_reg);
return ret;
}
static void __exit fini(void)
{
xt_unregister_target(&arpt_NFQ_reg);
xt_unregister_target(&ip6t_NFQ_reg);
xt_unregister_target(&ipt_NFQ_reg);
}
module_init(init);
module_exit(fini);