Pablo Neira Ayuso | dd70507 | 2012-02-28 23:36:48 +0100 | [diff] [blame] | 1 | /* |
| 2 | * (C) 2012 by Pablo Neira Ayuso <pablo@netfilter.org> |
| 3 | * (C) 2012 by Vyatta Inc. <http://www.vyatta.com> |
| 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 (or any later at your option). |
| 8 | */ |
| 9 | |
| 10 | #include <linux/types.h> |
| 11 | #include <linux/netfilter.h> |
| 12 | #include <linux/skbuff.h> |
| 13 | #include <linux/vmalloc.h> |
| 14 | #include <linux/stddef.h> |
| 15 | #include <linux/err.h> |
| 16 | #include <linux/percpu.h> |
| 17 | #include <linux/kernel.h> |
| 18 | #include <linux/netdevice.h> |
| 19 | #include <linux/slab.h> |
| 20 | #include <linux/export.h> |
| 21 | |
| 22 | #include <net/netfilter/nf_conntrack.h> |
| 23 | #include <net/netfilter/nf_conntrack_core.h> |
| 24 | #include <net/netfilter/nf_conntrack_extend.h> |
| 25 | #include <net/netfilter/nf_conntrack_timeout.h> |
| 26 | |
| 27 | struct ctnl_timeout * |
| 28 | (*nf_ct_timeout_find_get_hook)(const char *name) __read_mostly; |
| 29 | EXPORT_SYMBOL_GPL(nf_ct_timeout_find_get_hook); |
| 30 | |
| 31 | void (*nf_ct_timeout_put_hook)(struct ctnl_timeout *timeout) __read_mostly; |
| 32 | EXPORT_SYMBOL_GPL(nf_ct_timeout_put_hook); |
| 33 | |
| 34 | static struct nf_ct_ext_type timeout_extend __read_mostly = { |
| 35 | .len = sizeof(struct nf_conn_timeout), |
| 36 | .align = __alignof__(struct nf_conn_timeout), |
| 37 | .id = NF_CT_EXT_TIMEOUT, |
| 38 | }; |
| 39 | |
Gao feng | 8684094 | 2013-01-21 22:10:29 +0000 | [diff] [blame] | 40 | int nf_conntrack_timeout_init(void) |
Pablo Neira Ayuso | dd70507 | 2012-02-28 23:36:48 +0100 | [diff] [blame] | 41 | { |
Gao feng | 8684094 | 2013-01-21 22:10:29 +0000 | [diff] [blame] | 42 | int ret = nf_ct_extend_register(&timeout_extend); |
| 43 | if (ret < 0) |
| 44 | pr_err("nf_ct_timeout: Unable to register timeout extension.\n"); |
| 45 | return ret; |
Pablo Neira Ayuso | dd70507 | 2012-02-28 23:36:48 +0100 | [diff] [blame] | 46 | } |
| 47 | |
Gao feng | 8684094 | 2013-01-21 22:10:29 +0000 | [diff] [blame] | 48 | void nf_conntrack_timeout_fini(void) |
Pablo Neira Ayuso | dd70507 | 2012-02-28 23:36:48 +0100 | [diff] [blame] | 49 | { |
Gao feng | 8684094 | 2013-01-21 22:10:29 +0000 | [diff] [blame] | 50 | nf_ct_extend_unregister(&timeout_extend); |
Pablo Neira Ayuso | dd70507 | 2012-02-28 23:36:48 +0100 | [diff] [blame] | 51 | } |