1/* 2 * Copyright (c) 2012, 2015 The Linux Foundation. All rights reserved. 3 * Permission to use, copy, modify, and/or distribute this software for any 4 * purpose with or without fee is hereby granted, provided that the above 5 * copyright notice and this permission notice appear in all copies. 6 * 7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 10 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 12 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 13 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 14 */ 15 16#ifndef _MC_NETFILTER_H_ 17#define _MC_NETFILTER_H_ 18 19int __init mc_netfilter_init(void); 20void mc_netfilter_exit(void); 21 22#include <linux/version.h> 23#include <linux/netfilter.h> 24#include <linux/netdevice.h> 25 26#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0)) 27unsigned int mc_pre_routing_hook(const struct nf_hook_ops *ops, struct sk_buff *skb, 28 const struct net_device *in, const struct net_device *out, 29 int(*okfn)(struct sk_buff *)); 30 31unsigned int mc_forward_hook(const struct nf_hook_ops *ops, struct sk_buff *skb, 32 const struct net_device *in, const struct net_device *out, 33 int(*okfn)(struct sk_buff *)); 34#else 35unsigned int mc_pre_routing_hook(unsigned int hooknum, struct sk_buff *skb, 36 const struct net_device *in, const struct net_device *out, 37 int(*okfn)(struct sk_buff *)); 38 39unsigned int mc_forward_hook(unsigned int hooknum, struct sk_buff *skb, 40 const struct net_device *in, const struct net_device *out, 41 int(*okfn)(struct sk_buff *)); 42#endif 43#endif 44