Release 4.11 net/ipv6/netfilter/nft_redir_ipv6.c
/*
* Copyright (c) 2014 Arturo Borrero Gonzalez <arturo@debian.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.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/netlink.h>
#include <linux/netfilter.h>
#include <linux/netfilter/nf_tables.h>
#include <net/netfilter/nf_tables.h>
#include <net/netfilter/nf_nat.h>
#include <net/netfilter/nft_redir.h>
#include <net/netfilter/nf_nat_redirect.h>
static void nft_redir_ipv6_eval(const struct nft_expr *expr,
struct nft_regs *regs,
const struct nft_pktinfo *pkt)
{
struct nft_redir *priv = nft_expr_priv(expr);
struct nf_nat_range range;
memset(&range, 0, sizeof(range));
if (priv->sreg_proto_min) {
range.min_proto.all = (__force __be16)nft_reg_load16(
®s->data[priv->sreg_proto_min]);
range.max_proto.all = (__force __be16)nft_reg_load16(
®s->data[priv->sreg_proto_max]);
range.flags |= NF_NAT_RANGE_PROTO_SPECIFIED;
}
range.flags |= priv->flags;
regs->verdict.code =
nf_nat_redirect_ipv6(pkt->skb, &range, nft_hook(pkt));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Arturo Borrero Gonzalez | 113 | 81.29% | 1 | 20.00% |
| Patrick McHardy | 11 | 7.91% | 1 | 20.00% |
| Liping Zhang | 10 | 7.19% | 1 | 20.00% |
| Pablo Neira Ayuso | 3 | 2.16% | 1 | 20.00% |
| Christophe Leroy | 2 | 1.44% | 1 | 20.00% |
| Total | 139 | 100.00% | 5 | 100.00% |
static void
nft_redir_ipv6_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
{
nf_ct_netns_put(ctx->net, NFPROTO_IPV6);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Florian Westphal | 27 | 100.00% | 1 | 100.00% |
| Total | 27 | 100.00% | 1 | 100.00% |
static struct nft_expr_type nft_redir_ipv6_type;
static const struct nft_expr_ops nft_redir_ipv6_ops = {
.type = &nft_redir_ipv6_type,
.size = NFT_EXPR_SIZE(sizeof(struct nft_redir)),
.eval = nft_redir_ipv6_eval,
.init = nft_redir_init,
.destroy = nft_redir_ipv6_destroy,
.dump = nft_redir_dump,
.validate = nft_redir_validate,
};
static struct nft_expr_type nft_redir_ipv6_type __read_mostly = {
.family = NFPROTO_IPV6,
.name = "redir",
.ops = &nft_redir_ipv6_ops,
.policy = nft_redir_policy,
.maxattr = NFTA_REDIR_MAX,
.owner = THIS_MODULE,
};
static int __init nft_redir_ipv6_module_init(void)
{
return nft_register_expr(&nft_redir_ipv6_type);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Arturo Borrero Gonzalez | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static void __exit nft_redir_ipv6_module_exit(void)
{
nft_unregister_expr(&nft_redir_ipv6_type);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Arturo Borrero Gonzalez | 15 | 100.00% | 1 | 100.00% |
| Total | 15 | 100.00% | 1 | 100.00% |
module_init(nft_redir_ipv6_module_init);
module_exit(nft_redir_ipv6_module_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Arturo Borrero Gonzalez <arturo@debian.org>");
MODULE_ALIAS_NFT_AF_EXPR(AF_INET6, "redir");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Arturo Borrero Gonzalez | 291 | 83.14% | 2 | 25.00% |
| Florian Westphal | 32 | 9.14% | 1 | 12.50% |
| Patrick McHardy | 11 | 3.14% | 1 | 12.50% |
| Liping Zhang | 10 | 2.86% | 1 | 12.50% |
| Pablo Neira Ayuso | 4 | 1.14% | 2 | 25.00% |
| Christophe Leroy | 2 | 0.57% | 1 | 12.50% |
| Total | 350 | 100.00% | 8 | 100.00% |
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