[NETFILTER]: Add new PPTP conntrack and NAT helper

This new "version 3" PPTP conntrack/nat helper is finally ready for
mainline inclusion.  Special thanks to lots of last-minute bugfixing
by Patric McHardy.

Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/linux/netfilter_ipv4/ip_conntrack.h b/include/linux/netfilter_ipv4/ip_conntrack.h
index 7e033e9..2df446c 100644 (file)
--- a/include/linux/netfilter_ipv4/ip_conntrack.h
+++ b/include/linux/netfilter_ipv4/ip_conntrack.h
@@ -133,11 +133,13 @@ enum ip_conntrack_expect_events {
 
 #include <linux/netfilter_ipv4/ip_conntrack_tcp.h>
 #include <linux/netfilter_ipv4/ip_conntrack_icmp.h>
+#include <linux/netfilter_ipv4/ip_conntrack_proto_gre.h>
 #include <linux/netfilter_ipv4/ip_conntrack_sctp.h>
 
 /* per conntrack: protocol private data */
 union ip_conntrack_proto {
        /* insert conntrack proto private data here */
+       struct ip_ct_gre gre;
        struct ip_ct_sctp sctp;
        struct ip_ct_tcp tcp;
        struct ip_ct_icmp icmp;
@@ -148,6 +150,7 @@ union ip_conntrack_expect_proto {
 };
 
 /* Add protocol helper include file here */
+#include <linux/netfilter_ipv4/ip_conntrack_pptp.h>
 #include <linux/netfilter_ipv4/ip_conntrack_amanda.h>
 #include <linux/netfilter_ipv4/ip_conntrack_ftp.h>
 #include <linux/netfilter_ipv4/ip_conntrack_irc.h>
@@ -155,12 +158,20 @@ union ip_conntrack_expect_proto {
 /* per conntrack: application helper private data */
 union ip_conntrack_help {
        /* insert conntrack helper private data (master) here */
+       struct ip_ct_pptp_master ct_pptp_info;
        struct ip_ct_ftp_master ct_ftp_info;
        struct ip_ct_irc_master ct_irc_info;
 };
 
 #ifdef CONFIG_IP_NF_NAT_NEEDED
 #include <linux/netfilter_ipv4/ip_nat.h>
+#include <linux/netfilter_ipv4/ip_nat_pptp.h>
+
+/* per conntrack: nat application helper private data */
+union ip_conntrack_nat_help {
+       /* insert nat helper private data here */
+       struct ip_nat_pptp nat_pptp_info;
+};
 #endif
 
 #include <linux/types.h>
@@ -223,6 +234,7 @@ struct ip_conntrack
 #ifdef CONFIG_IP_NF_NAT_NEEDED
        struct {
                struct ip_nat_info info;
+               union ip_conntrack_nat_help help;
 #if defined(CONFIG_IP_NF_TARGET_MASQUERADE) || \
        defined(CONFIG_IP_NF_TARGET_MASQUERADE_MODULE)
                int masq_index;

diff --cc include/linux/netfilter_ipv4/ip_conntrack_pptp.h
Simple merge

diff --cc include/linux/netfilter_ipv4/ip_conntrack_proto_gre.h
Simple merge

diff --cc include/linux/netfilter_ipv4/ip_conntrack_tuple.h
Simple merge

diff --cc include/linux/netfilter_ipv4/ip_nat_pptp.h
Simple merge

diff --cc net/ipv4/netfilter/Kconfig
Simple merge

diff --cc net/ipv4/netfilter/Makefile
Simple merge

diff --cc net/ipv4/netfilter/ip_conntrack_helper_pptp.c
Simple merge

diff --cc net/ipv4/netfilter/ip_conntrack_proto_gre.c
Simple merge

diff --cc net/ipv4/netfilter/ip_nat_helper_pptp.c
Simple merge

diff --cc net/ipv4/netfilter/ip_nat_proto_gre.c
Simple merge