diff options
Diffstat (limited to 'net/ipv6/netfilter/nf_nat_redirect_ipv6.c')
| -rw-r--r-- | net/ipv6/netfilter/nf_nat_redirect_ipv6.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/net/ipv6/netfilter/nf_nat_redirect_ipv6.c b/net/ipv6/netfilter/nf_nat_redirect_ipv6.c deleted file mode 100644 index ea1308aeb048..000000000000 --- a/net/ipv6/netfilter/nf_nat_redirect_ipv6.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * (C) 1999-2001 Paul `Rusty' Russell - * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> - * Copyright (c) 2011 Patrick McHardy <kaber@trash.net> - * - * 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. - * - * Based on Rusty Russell's IPv4 REDIRECT target. Development of IPv6 - * NAT funded by Astaro. - */ - -#include <linux/if.h> -#include <linux/inetdevice.h> -#include <linux/ip.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/netdevice.h> -#include <linux/netfilter.h> -#include <linux/types.h> -#include <linux/netfilter_ipv6.h> -#include <linux/netfilter/x_tables.h> -#include <net/addrconf.h> -#include <net/checksum.h> -#include <net/protocol.h> -#include <net/netfilter/nf_nat.h> -#include <net/netfilter/ipv6/nf_nat_redirect.h> - -static const struct in6_addr loopback_addr = IN6ADDR_LOOPBACK_INIT; - -unsigned int -nf_nat_redirect_ipv6(struct sk_buff *skb, const struct nf_nat_range *range, - unsigned int hooknum) -{ - struct nf_nat_range newrange; - struct in6_addr newdst; - enum ip_conntrack_info ctinfo; - struct nf_conn *ct; - - ct = nf_ct_get(skb, &ctinfo); - if (hooknum == NF_INET_LOCAL_OUT) { - newdst = loopback_addr; - } else { - struct inet6_dev *idev; - struct inet6_ifaddr *ifa; - bool addr = false; - - rcu_read_lock(); - idev = __in6_dev_get(skb->dev); - if (idev != NULL) { - list_for_each_entry(ifa, &idev->addr_list, if_list) { - newdst = ifa->addr; - addr = true; - break; - } - } - rcu_read_unlock(); - - if (!addr) - return NF_DROP; - } - - newrange.flags = range->flags | NF_NAT_RANGE_MAP_IPS; - newrange.min_addr.in6 = newdst; - newrange.max_addr.in6 = newdst; - newrange.min_proto = range->min_proto; - newrange.max_proto = range->max_proto; - - return nf_nat_setup_info(ct, &newrange, NF_NAT_MANIP_DST); -} -EXPORT_SYMBOL_GPL(nf_nat_redirect_ipv6); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>"); |