diff options
| author | Patrick McHardy <kaber@trash.net> | 2012-08-26 19:14:06 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2012-08-30 03:00:14 +0200 |
| commit | c7232c9979cba684c50b64c513c4a83c9aa70563 (patch) | |
| tree | dbe0fdac62191d85935f5a3dfe815c1b1add60f9 /net/ipv4/netfilter.c | |
| parent | 051966c0c644a1c96092d4206e00704ade813c9a (diff) | |
| download | linux-c7232c9979cba684c50b64c513c4a83c9aa70563.tar.gz linux-c7232c9979cba684c50b64c513c4a83c9aa70563.tar.xz | |
netfilter: add protocol independent NAT core
Convert the IPv4 NAT implementation to a protocol independent core and
address family specific modules.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/ipv4/netfilter.c')
| -rw-r--r-- | net/ipv4/netfilter.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/net/ipv4/netfilter.c b/net/ipv4/netfilter.c index ed1b36783192..f1643c0c3587 100644 --- a/net/ipv4/netfilter.c +++ b/net/ipv4/netfilter.c @@ -72,43 +72,6 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned int addr_type) } EXPORT_SYMBOL(ip_route_me_harder); -#ifdef CONFIG_XFRM -int ip_xfrm_me_harder(struct sk_buff *skb) -{ - struct flowi fl; - unsigned int hh_len; - struct dst_entry *dst; - - if (IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) - return 0; - if (xfrm_decode_session(skb, &fl, AF_INET) < 0) - return -1; - - dst = skb_dst(skb); - if (dst->xfrm) - dst = ((struct xfrm_dst *)dst)->route; - dst_hold(dst); - - dst = xfrm_lookup(dev_net(dst->dev), dst, &fl, skb->sk, 0); - if (IS_ERR(dst)) - return -1; - - skb_dst_drop(skb); - skb_dst_set(skb, dst); - - /* Change in oif may mean change in hh_len. */ - hh_len = skb_dst(skb)->dev->hard_header_len; - if (skb_headroom(skb) < hh_len && - pskb_expand_head(skb, hh_len - skb_headroom(skb), 0, GFP_ATOMIC)) - return -1; - return 0; -} -EXPORT_SYMBOL(ip_xfrm_me_harder); -#endif - -void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *); -EXPORT_SYMBOL(ip_nat_decode_session); - /* * Extra routing may needed on local out, as the QUEUE target never * returns control to the table. |