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author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2006-12-02 22:07:13 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2006-12-02 22:07:13 -0800 |
commit | 5b1158e909ecbe1a052203e0d8df15633f829930 (patch) | |
tree | 1d29320fd6184b982b1a8a83e7e1e9f25537d3ff /net/ipv4/netfilter/ipt_SAME.c | |
parent | d2483ddefd38b06053cdce7206382ca61f6282b1 (diff) | |
download | kernel_samsung_smdk4412-5b1158e909ecbe1a052203e0d8df15633f829930.zip kernel_samsung_smdk4412-5b1158e909ecbe1a052203e0d8df15633f829930.tar.gz kernel_samsung_smdk4412-5b1158e909ecbe1a052203e0d8df15633f829930.tar.bz2 |
[NETFILTER]: Add NAT support for nf_conntrack
Add NAT support for nf_conntrack. Joint work of Jozsef Kadlecsik,
Yasuyuki Kozakai, Martin Josefsson and myself.
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/ipt_SAME.c')
-rw-r--r-- | net/ipv4/netfilter/ipt_SAME.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ipt_SAME.c b/net/ipv4/netfilter/ipt_SAME.c index b38b133..3dcf294 100644 --- a/net/ipv4/netfilter/ipt_SAME.c +++ b/net/ipv4/netfilter/ipt_SAME.c @@ -34,7 +34,11 @@ #include <net/protocol.h> #include <net/checksum.h> #include <linux/netfilter_ipv4.h> +#ifdef CONFIG_NF_NAT_NEEDED +#include <net/netfilter/nf_nat_rule.h> +#else #include <linux/netfilter_ipv4/ip_nat_rule.h> +#endif #include <linux/netfilter_ipv4/ipt_SAME.h> MODULE_LICENSE("GPL"); @@ -152,11 +156,17 @@ same_target(struct sk_buff **pskb, Here we calculate the index in same->iparray which holds the ipaddress we should use */ +#ifdef CONFIG_NF_NAT_NEEDED + tmpip = ntohl(t->src.u3.ip); + + if (!(same->info & IPT_SAME_NODST)) + tmpip += ntohl(t->dst.u3.ip); +#else tmpip = ntohl(t->src.ip); if (!(same->info & IPT_SAME_NODST)) tmpip += ntohl(t->dst.ip); - +#endif aindex = tmpip % same->ipnum; new_ip = htonl(same->iparray[aindex]); |