blob: 6e494d5844128077dadc9f1cf1c44f2f039043f0 [file] [log] [blame]
/* The "unknown" protocol. This is what is used for protocols we
* don't understand. It's returned by ip_ct_find_proto().
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2006 Netfilter Core Team <>
* 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/types.h>
#include <linux/init.h>
#include <linux/netfilter.h>
#include <net/netfilter/nf_nat.h>
#include <net/netfilter/nf_nat_l4proto.h>
static bool unknown_in_range(const struct nf_conntrack_tuple *tuple,
enum nf_nat_manip_type manip_type,
const union nf_conntrack_man_proto *min,
const union nf_conntrack_man_proto *max)
return true;
static void unknown_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
const struct nf_nat_range *range,
enum nf_nat_manip_type maniptype,
const struct nf_conn *ct)
/* Sorry: we can't help you; if it's not unique, we can't frob
* anything.
static bool
unknown_manip_pkt(struct sk_buff *skb,
const struct nf_nat_l3proto *l3proto,
unsigned int iphdroff, unsigned int hdroff,
const struct nf_conntrack_tuple *tuple,
enum nf_nat_manip_type maniptype)
return true;
const struct nf_nat_l4proto nf_nat_l4proto_unknown = {
.manip_pkt = unknown_manip_pkt,
.in_range = unknown_in_range,
.unique_tuple = unknown_unique_tuple,