Release 4.11 net/ipv4/netfilter/nf_tables_arp.c
/*
* Copyright (c) 2008-2010 Patrick McHardy <kaber@trash.net>
* Copyright (c) 2013 Pablo Neira Ayuso <pablo@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.
*
* Development of this code funded by Astaro AG (http://www.astaro.com/)
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/netfilter_arp.h>
#include <net/netfilter/nf_tables.h>
static unsigned int
nft_do_chain_arp(void *priv,
struct sk_buff *skb,
const struct nf_hook_state *state)
{
struct nft_pktinfo pkt;
nft_set_pktinfo_unspec(&pkt, skb, state);
return nft_do_chain(&pkt, priv);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Patrick McHardy | 38 | 84.44% | 2 | 40.00% |
| David S. Miller | 3 | 6.67% | 1 | 20.00% |
| Eric W. Biedermann | 3 | 6.67% | 1 | 20.00% |
| Pablo Neira Ayuso | 1 | 2.22% | 1 | 20.00% |
| Total | 45 | 100.00% | 5 | 100.00% |
static struct nft_af_info nft_af_arp __read_mostly = {
.family = NFPROTO_ARP,
.nhooks = NF_ARP_NUMHOOKS,
.owner = THIS_MODULE,
.nops = 1,
.hooks = {
[NF_ARP_IN] = nft_do_chain_arp,
[NF_ARP_OUT] = nft_do_chain_arp,
[NF_ARP_FORWARD] = nft_do_chain_arp,
},
};
static int nf_tables_arp_init_net(struct net *net)
{
net->nft.arp = kmalloc(sizeof(struct nft_af_info), GFP_KERNEL);
if (net->nft.arp== NULL)
return -ENOMEM;
memcpy(net->nft.arp, &nft_af_arp, sizeof(nft_af_arp));
if (nft_register_afinfo(net, net->nft.arp) < 0)
goto err;
return 0;
err:
kfree(net->nft.arp);
return -ENOMEM;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pablo Neira Ayuso | 95 | 100.00% | 1 | 100.00% |
| Total | 95 | 100.00% | 1 | 100.00% |
static void nf_tables_arp_exit_net(struct net *net)
{
nft_unregister_afinfo(net, net->nft.arp);
kfree(net->nft.arp);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pablo Neira Ayuso | 31 | 100.00% | 2 | 100.00% |
| Total | 31 | 100.00% | 2 | 100.00% |
static struct pernet_operations nf_tables_arp_net_ops = {
.init = nf_tables_arp_init_net,
.exit = nf_tables_arp_exit_net,
};
static const struct nf_chain_type filter_arp = {
.name = "filter",
.type = NFT_CHAIN_T_DEFAULT,
.family = NFPROTO_ARP,
.owner = THIS_MODULE,
.hook_mask = (1 << NF_ARP_IN) |
(1 << NF_ARP_OUT) |
(1 << NF_ARP_FORWARD),
};
static int __init nf_tables_arp_init(void)
{
int ret;
ret = nft_register_chain_type(&filter_arp);
if (ret < 0)
return ret;
ret = register_pernet_subsys(&nf_tables_arp_net_ops);
if (ret < 0)
nft_unregister_chain_type(&filter_arp);
return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pablo Neira Ayuso | 41 | 78.85% | 1 | 50.00% |
| Gao Feng | 11 | 21.15% | 1 | 50.00% |
| Total | 52 | 100.00% | 2 | 100.00% |
static void __exit nf_tables_arp_exit(void)
{
unregister_pernet_subsys(&nf_tables_arp_net_ops);
nft_unregister_chain_type(&filter_arp);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pablo Neira Ayuso | 21 | 100.00% | 1 | 100.00% |
| Total | 21 | 100.00% | 1 | 100.00% |
module_init(nf_tables_arp_init);
module_exit(nf_tables_arp_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
MODULE_ALIAS_NFT_FAMILY(3); /* NFPROTO_ARP */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pablo Neira Ayuso | 306 | 76.50% | 3 | 25.00% |
| Patrick McHardy | 77 | 19.25% | 6 | 50.00% |
| Gao Feng | 11 | 2.75% | 1 | 8.33% |
| Eric W. Biedermann | 3 | 0.75% | 1 | 8.33% |
| David S. Miller | 3 | 0.75% | 1 | 8.33% |
| Total | 400 | 100.00% | 12 | 100.00% |
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