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Diffstat (limited to 'package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-natt.patch')
-rw-r--r--package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-natt.patch158
1 files changed, 0 insertions, 158 deletions
diff --git a/package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-natt.patch b/package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-natt.patch
deleted file mode 100644
index 923261396..000000000
--- a/package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-natt.patch
+++ /dev/null
@@ -1,158 +0,0 @@
-packaging/utils/nattpatch 2.6
---- /dev/null Tue Mar 11 13:02:56 2003
-+++ nat-t/include/net/xfrmudp.h Mon Feb 9 13:51:03 2004
-@@ -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);
---- /distros/kernel/linux-2.6.11.2/net/ipv4/Kconfig 2005-03-09 03:12:33.000000000 -0500
-+++ swan26/net/ipv4/Kconfig 2005-04-04 18:46:13.000000000 -0400
-@@ -351,2 +351,8 @@
-
-+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_TCPDIAG
---- plain26/net/ipv4/udp.c.orig 2006-01-02 22:21:10.000000000 -0500
-+++ plain26/net/ipv4/udp.c 2006-01-10 20:07:21.000000000 -0500
-@@ -108,11 +108,14 @@
- #include <net/checksum.h>
- #include <net/xfrm.h>
-+#include <net/xfrmudp.h>
- #include "udp_impl.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];
-@@ -894,6 +897,42 @@
- 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
-@@ -901,9 +940,9 @@
- */
- 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;
-@@ -915,11 +954,11 @@
- /* if we're overly short, let UDP handle it */
- len = skb->len - sizeof(struct udphdr);
- if (len <= 0)
-- return 1;
-+ return 2;
-
- /* if this is not encapsulated socket, then just return now */
- if (!encap_type)
-- return 1;
-+ return 3;
-
- /* If this is a paged skb, make sure we pull up
- * whatever data we need to look at. */
-@@ -934,7 +973,7 @@
- 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. */
-@@ -947,7 +986,7 @@
- len = sizeof(struct udphdr) + 2 * sizeof(u32);
- } else
- /* Must be an IKE packet.. pass it through */
-- return 1;
-+ return 5;
- break;
- }
-
-@@ -1021,10 +1060,14 @@
- return 0;
- }
- if (ret < 0) {
-- /* process the ESP packet */
-- ret = xfrm4_rcv_encap(skb, up->encap_type);
-- UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS, up->pcflag);
-- return -ret;
-+ if(xfrm4_rcv_encap_func != NULL) {
-+ ret = (*xfrm4_rcv_encap_func)(skb, up->encap_type);
-+ UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS, up->pcflag);
-+ } else {
-+ UDP_INC_STATS_BH(UDP_MIB_INERRORS, up->pcflag);
-+ ret = 1;
-+ }
-+ return ret;
- }
- /* FALLTHROUGH -- it's a UDP Packet */
- }
-@@ -1571,3 +1613,9 @@
- 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
-+