Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 1 | /* iptables module for using new netfilter netlink queue |
| 2 | * |
| 3 | * (C) 2005 by Harald Welte <laforge@netfilter.org> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License version 2 as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | */ |
| 10 | |
| 11 | #include <linux/module.h> |
| 12 | #include <linux/skbuff.h> |
| 13 | |
| 14 | #include <linux/netfilter.h> |
| 15 | #include <linux/netfilter_arp.h> |
| 16 | #include <linux/netfilter/x_tables.h> |
| 17 | #include <linux/netfilter/xt_NFQUEUE.h> |
| 18 | |
| 19 | MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>"); |
| 20 | MODULE_DESCRIPTION("[ip,ip6,arp]_tables NFQUEUE target"); |
| 21 | MODULE_LICENSE("GPL"); |
| 22 | MODULE_ALIAS("ipt_NFQUEUE"); |
| 23 | MODULE_ALIAS("ip6t_NFQUEUE"); |
| 24 | MODULE_ALIAS("arpt_NFQUEUE"); |
| 25 | |
| 26 | static unsigned int |
| 27 | target(struct sk_buff **pskb, |
| 28 | const struct net_device *in, |
| 29 | const struct net_device *out, |
| 30 | unsigned int hooknum, |
Patrick McHardy | c498673 | 2006-03-20 18:02:56 -0800 | [diff] [blame] | 31 | const struct xt_target *target, |
Patrick McHardy | fe1cb10 | 2006-08-22 00:35:47 -0700 | [diff] [blame] | 32 | const void *targinfo) |
Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 33 | { |
| 34 | const struct xt_NFQ_info *tinfo = targinfo; |
| 35 | |
| 36 | return NF_QUEUE_NR(tinfo->queuenum); |
| 37 | } |
| 38 | |
Patrick McHardy | 4470bbc | 2006-08-22 00:34:04 -0700 | [diff] [blame] | 39 | static struct xt_target xt_nfqueue_target[] = { |
| 40 | { |
| 41 | .name = "NFQUEUE", |
| 42 | .family = AF_INET, |
| 43 | .target = target, |
| 44 | .targetsize = sizeof(struct xt_NFQ_info), |
| 45 | .me = THIS_MODULE, |
| 46 | }, |
| 47 | { |
| 48 | .name = "NFQUEUE", |
| 49 | .family = AF_INET6, |
| 50 | .target = target, |
| 51 | .targetsize = sizeof(struct xt_NFQ_info), |
| 52 | .me = THIS_MODULE, |
| 53 | }, |
| 54 | { |
| 55 | .name = "NFQUEUE", |
| 56 | .family = NF_ARP, |
| 57 | .target = target, |
| 58 | .targetsize = sizeof(struct xt_NFQ_info), |
| 59 | .me = THIS_MODULE, |
| 60 | }, |
Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 61 | }; |
| 62 | |
Andrew Morton | 65b4b4e | 2006-03-28 16:37:06 -0800 | [diff] [blame] | 63 | static int __init xt_nfqueue_init(void) |
Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 64 | { |
Patrick McHardy | 4470bbc | 2006-08-22 00:34:04 -0700 | [diff] [blame] | 65 | return xt_register_targets(xt_nfqueue_target, |
| 66 | ARRAY_SIZE(xt_nfqueue_target)); |
Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 67 | } |
| 68 | |
Andrew Morton | 65b4b4e | 2006-03-28 16:37:06 -0800 | [diff] [blame] | 69 | static void __exit xt_nfqueue_fini(void) |
Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 70 | { |
Patrick McHardy | f64ad5b | 2006-10-12 14:07:52 -0700 | [diff] [blame] | 71 | xt_unregister_targets(xt_nfqueue_target, ARRAY_SIZE(xt_nfqueue_target)); |
Harald Welte | 2e4e6a1 | 2006-01-12 13:30:04 -0800 | [diff] [blame] | 72 | } |
| 73 | |
Andrew Morton | 65b4b4e | 2006-03-28 16:37:06 -0800 | [diff] [blame] | 74 | module_init(xt_nfqueue_init); |
| 75 | module_exit(xt_nfqueue_fini); |