diff options
Diffstat (limited to 'openwrt/target/linux/generic-2.6/patches/102-openswan-2.4.0.kernel-2.6-natt.patch')
| -rw-r--r-- | openwrt/target/linux/generic-2.6/patches/102-openswan-2.4.0.kernel-2.6-natt.patch | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/openwrt/target/linux/generic-2.6/patches/102-openswan-2.4.0.kernel-2.6-natt.patch b/openwrt/target/linux/generic-2.6/patches/102-openswan-2.4.0.kernel-2.6-natt.patch deleted file mode 100644 index 6d6939beee..0000000000 --- a/openwrt/target/linux/generic-2.6/patches/102-openswan-2.4.0.kernel-2.6-natt.patch +++ /dev/null @@ -1,171 +0,0 @@ -diff -Nur linux-2.6.16/include/net/xfrmudp.h linux-2.6.16-owrt/include/net/xfrmudp.h ---- linux-2.6.16/include/net/xfrmudp.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.16-owrt/include/net/xfrmudp.h 2006-03-22 21:39:54.000000000 +0100 -@@ -0,0 +1,10 @@ -+/* -+ * pointer to function for type that xfrm4_input wants, to permit -+ * decoupling of XFRM from udp.c -+ */ -+#define HAVE_XFRM4_UDP_REGISTER -+ -+typedef int (*xfrm4_rcv_encap_t)(struct sk_buff *skb, __u16 encap_type); -+extern int udp4_register_esp_rcvencap(xfrm4_rcv_encap_t func -+ , xfrm4_rcv_encap_t *oldfunc); -+extern int udp4_unregister_esp_rcvencap(xfrm4_rcv_encap_t func); -diff -Nur linux-2.6.16/net/ipv4/Kconfig linux-2.6.16-owrt/net/ipv4/Kconfig ---- linux-2.6.16/net/ipv4/Kconfig 2006-03-20 06:53:29.000000000 +0100 -+++ linux-2.6.16-owrt/net/ipv4/Kconfig 2006-03-22 21:49:04.000000000 +0100 -@@ -271,6 +271,12 @@ - Network), but can be distributed all over the Internet. If you want - to do that, say Y here and to "IP multicast routing" below. - -+config IPSEC_NAT_TRAVERSAL -+ bool "IPSEC NAT-Traversal (KLIPS compatible)" -+ depends on INET -+ ---help--- -+ Includes support for RFC3947/RFC3948 NAT-Traversal of ESP over UDP. -+ - config IP_MROUTE - bool "IP: multicast routing" - depends on IP_MULTICAST -diff -Nur linux-2.6.16/net/ipv4/udp.c linux-2.6.16-owrt/net/ipv4/udp.c ---- linux-2.6.16/net/ipv4/udp.c 2006-03-20 06:53:29.000000000 +0100 -+++ linux-2.6.16-owrt/net/ipv4/udp.c 2006-03-22 21:39:54.000000000 +0100 -@@ -109,11 +109,14 @@ - #include <net/inet_common.h> - #include <net/checksum.h> - #include <net/xfrm.h> -+#include <net/xfrmudp.h> - - /* - * Snmp MIB for the UDP layer - */ - -+static xfrm4_rcv_encap_t xfrm4_rcv_encap_func; -+ - DEFINE_SNMP_STAT(struct udp_mib, udp_statistics) __read_mostly; - - struct hlist_head udp_hash[UDP_HTABLE_SIZE]; -@@ -882,6 +885,42 @@ - sk_common_release(sk); - } - -+#if defined(CONFIG_XFRM) || defined(CONFIG_IPSEC_NAT_TRAVERSAL) -+ -+/* if XFRM isn't a module, then register it directly. */ -+#if 0 && !defined(CONFIG_XFRM_MODULE) && !defined(CONFIG_IPSEC_NAT_TRAVERSAL) -+static xfrm4_rcv_encap_t xfrm4_rcv_encap_func = xfrm4_rcv_encap; -+#else -+static xfrm4_rcv_encap_t xfrm4_rcv_encap_func = NULL; -+#endif -+ -+int udp4_register_esp_rcvencap(xfrm4_rcv_encap_t func -+ , xfrm4_rcv_encap_t *oldfunc) -+{ -+ if(oldfunc != NULL) { -+ *oldfunc = xfrm4_rcv_encap_func; -+ } -+ -+#if 0 -+ if(xfrm4_rcv_encap_func != NULL) -+ return -1; -+#endif -+ -+ xfrm4_rcv_encap_func = func; -+ return 0; -+} -+ -+int udp4_unregister_esp_rcvencap(xfrm4_rcv_encap_t func) -+{ -+ if(xfrm4_rcv_encap_func != func) -+ return -1; -+ -+ xfrm4_rcv_encap_func = NULL; -+ return 0; -+} -+#endif /* CONFIG_XFRM_MODULE || CONFIG_IPSEC_NAT_TRAVERSAL */ -+ -+ - /* return: - * 1 if the the UDP system should process it - * 0 if we should drop this packet -@@ -889,9 +928,9 @@ - */ - static int udp_encap_rcv(struct sock * sk, struct sk_buff *skb) - { --#ifndef CONFIG_XFRM -+#if !defined(CONFIG_XFRM) && !defined(CONFIG_IPSEC_NAT_TRAVERSAL) - return 1; --#else -+#else /* either CONFIG_XFRM or CONFIG_IPSEC_NAT_TRAVERSAL */ - struct udp_sock *up = udp_sk(sk); - struct udphdr *uh = skb->h.uh; - struct iphdr *iph; -@@ -903,11 +942,11 @@ - - /* if we're overly short, let UDP handle it */ - if (udpdata > skb->tail) -- return 1; -+ return 2; - - /* if this is not encapsulated socket, then just return now */ - if (!encap_type) -- return 1; -+ return 3; - - len = skb->tail - udpdata; - -@@ -922,7 +961,7 @@ - len = sizeof(struct udphdr); - } else - /* Must be an IKE packet.. pass it through */ -- return 1; -+ return 4; - break; - case UDP_ENCAP_ESPINUDP_NON_IKE: - /* Check if this is a keepalive packet. If so, eat it. */ -@@ -935,7 +974,7 @@ - len = sizeof(struct udphdr) + 2 * sizeof(u32); - } else - /* Must be an IKE packet.. pass it through */ -- return 1; -+ return 5; - break; - } - -@@ -946,6 +985,8 @@ - */ - if (skb_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) - return 0; -+ if (skb_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) -+ return 0; - - /* Now we can update and verify the packet length... */ - iph = skb->nh.iph; -@@ -1010,9 +1051,13 @@ - return 0; - } - if (ret < 0) { -- /* process the ESP packet */ -- ret = xfrm4_rcv_encap(skb, up->encap_type); -- UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS); -+ if(xfrm4_rcv_encap_func != NULL) { -+ ret = (*xfrm4_rcv_encap_func)(skb, up->encap_type); -+ UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS); -+ } else { -+ UDP_INC_STATS_BH(UDP_MIB_INERRORS); -+ ret = 1; -+ } - return -ret; - } - /* FALLTHROUGH -- it's a UDP Packet */ -@@ -1559,3 +1604,9 @@ - EXPORT_SYMBOL(udp_proc_register); - EXPORT_SYMBOL(udp_proc_unregister); - #endif -+ -+#if defined(CONFIG_IPSEC_NAT_TRAVERSAL) -+EXPORT_SYMBOL(udp4_register_esp_rcvencap); -+EXPORT_SYMBOL(udp4_unregister_esp_rcvencap); -+#endif -+ |