Release 4.14 net/netfilter/nf_conntrack_l3proto_generic.c

/*
 * (C) 2003,2004 USAGI/WIDE Project <http://www.linux-ipv6.org>
 *
 * Based largely upon the original ip_conntrack code which
 * had the following copyright information:
 *
 * (C) 1999-2001 Paul `Rusty' Russell
 * (C) 2002-2004 Netfilter Core Team <coreteam@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.
 *
 * Author:
 *      Yasuyuki Kozakai @USAGI <yasuyuki.kozakai@toshiba.co.jp>
 */

#include <linux/types.h>
#include <linux/ip.h>
#include <linux/netfilter.h>
#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/icmp.h>
#include <linux/sysctl.h>
#include <net/ip.h>

#include <linux/netfilter_ipv4.h>
#include <net/netfilter/nf_conntrack.h>
#include <net/netfilter/nf_conntrack_l4proto.h>
#include <net/netfilter/nf_conntrack_l3proto.h>
#include <net/netfilter/nf_conntrack_core.h>
#include <net/netfilter/ipv4/nf_conntrack_ipv4.h>



static bool generic_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff,
				 struct nf_conntrack_tuple *tuple)
{
	memset(&tuple->src.u3, 0, sizeof(tuple->src.u3));
	memset(&tuple->dst.u3, 0, sizeof(tuple->dst.u3));

	return true;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Yasuyuki Kozakai
64
96.97%
1
50.00%
Jan Engelhardt
2
3.03%
1
50.00%
Total
66
100.00%
2
100.00%



static bool generic_invert_tuple(struct nf_conntrack_tuple *tuple,
				 const struct nf_conntrack_tuple *orig)
{
	memset(&tuple->src.u3, 0, sizeof(tuple->src.u3));
	memset(&tuple->dst.u3, 0, sizeof(tuple->dst.u3));

	return true;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Yasuyuki Kozakai
60
96.77%
1
50.00%
Jan Engelhardt
2
3.23%
1
50.00%
Total
62
100.00%
2
100.00%



static int generic_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
			       unsigned int *dataoff, u_int8_t *protonum)
{
	/* Never track !!! */
	return -NF_ACCEPT;
}


Contributors
Person
Tokens
Prop
Commits
CommitProp
Yasuyuki Kozakai
30
100.00%
2
100.00%
Total
30
100.00%
2
100.00%


struct nf_conntrack_l3proto nf_conntrack_l3proto_generic __read_mostly = {
	.l3proto	 = PF_UNSPEC,
	.pkt_to_tuple	 = generic_pkt_to_tuple,
	.invert_tuple	 = generic_invert_tuple,
	.get_l4proto	 = generic_get_l4proto,
};

EXPORT_SYMBOL_GPL(nf_conntrack_l3proto_generic);
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Yasuyuki Kozakai
221
94.85%
2
33.33%
Patrick McHardy
6
2.58%
2
33.33%
Jan Engelhardt
4
1.72%
1
16.67%
Martin Josefsson
2
0.86%
1
16.67%
Total
233
100.00%
6
100.00%
Directory: net/netfilter

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