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- store the current patches for the kernel part somewhere

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This commit is contained in:
Bernhard Reutner-Fischer 2007-02-15 13:54:25 +00:00
parent 22a6caa17e
commit ea585cf1bc
5 changed files with 59566 additions and 0 deletions
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59334
package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-klips.patch Normal file
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158
package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-natt.patch Normal file
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@ -0,0 +1,158 @@
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
+

52
package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-nfmark-rename.patch Normal file
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@ -0,0 +1,52 @@
diff -rdup linux-2.6.20.oorig/include/openswan/ipsec_sa.h linux-2.6.20/include/openswan/ipsec_sa.h
--- linux-2.6.20.oorig/include/openswan/ipsec_sa.h 2007-02-15 12:30:41.000000000 +0100
+++ linux-2.6.20/include/openswan/ipsec_sa.h 2007-02-15 13:32:07.000000000 +0100
@@ -99,10 +99,10 @@ typedef unsigned short int IPsecRefTable
#define IPSEC_SA_REF_SUBTABLE_NUM_ENTRIES (1 << IPSEC_SA_REF_SUBTABLE_IDX_WIDTH)
#ifdef CONFIG_NETFILTER
-#define IPSEC_SA_REF_HOST_FIELD(x) ((struct sk_buff*)(x))->nfmark
+#define IPSEC_SA_REF_HOST_FIELD(x) ((struct sk_buff*)(x))->mark
#define IPSEC_SA_REF_HOST_FIELD_TYPE typeof(IPSEC_SA_REF_HOST_FIELD(NULL))
#else /* CONFIG_NETFILTER */
-/* just make it work for now, it doesn't matter, since there is no nfmark */
+/* just make it work for now, it doesn't matter, since there is no mark */
#define IPSEC_SA_REF_HOST_FIELD_TYPE unsigned long
#endif /* CONFIG_NETFILTER */
#define IPSEC_SA_REF_HOST_FIELD_WIDTH (8 * sizeof(IPSEC_SA_REF_HOST_FIELD_TYPE))
diff -rdup linux-2.6.20.oorig/net/ipsec/ipsec_rcv.c linux-2.6.20/net/ipsec/ipsec_rcv.c
--- linux-2.6.20.oorig/net/ipsec/ipsec_rcv.c 2007-02-15 12:30:41.000000000 +0100
+++ linux-2.6.20/net/ipsec/ipsec_rcv.c 2007-02-15 13:33:32.000000000 +0100
@@ -748,13 +748,13 @@ ipsec_rcv_decap_once(struct ipsec_rcv_st
#ifdef CONFIG_NETFILTER
if(proto == IPPROTO_ESP || proto == IPPROTO_AH) {
- skb->nfmark = (skb->nfmark & (~(IPsecSAref2NFmark(IPSEC_SA_REF_MASK))))
+ skb->mark = (skb->mark & (~(IPsecSAref2NFmark(IPSEC_SA_REF_MASK))))
| IPsecSAref2NFmark(IPsecSA2SAref(irs->ipsp));
KLIPS_PRINT(debug_rcv & DB_RX_PKTRX,
"klips_debug:ipsec_rcv: "
- "%s SA sets skb->nfmark=0x%x.\n",
+ "%s SA sets skb->mark=0x%x.\n",
proto == IPPROTO_ESP ? "ESP" : "AH",
- (unsigned)skb->nfmark);
+ (unsigned)skb->mark);
}
#endif /* CONFIG_NETFILTER */
@@ -1102,12 +1102,12 @@ int ipsec_rcv_decap(struct ipsec_rcv_sta
goto rcvleave;
}
#ifdef CONFIG_NETFILTER
- skb->nfmark = (skb->nfmark & (~(IPsecSAref2NFmark(IPSEC_SA_REF_TABLE_MASK))))
+ skb->mark = (skb->mark & (~(IPsecSAref2NFmark(IPSEC_SA_REF_TABLE_MASK))))
| IPsecSAref2NFmark(IPsecSA2SAref(ipsp));
KLIPS_PRINT(debug_rcv & DB_RX_PKTRX,
"klips_debug:ipsec_rcv: "
- "IPIP SA sets skb->nfmark=0x%x.\n",
- (unsigned)skb->nfmark);
+ "IPIP SA sets skb->mark=0x%x.\n",
+ (unsigned)skb->mark);
#endif /* CONFIG_NETFILTER */
}

11
package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-zzz-crypto_alg_available.patch Normal file
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@ -0,0 +1,11 @@
--- linux-2.6.20.oorig/net/ipsec/ipsec_alg_cryptoapi.c 2007-02-15 12:30:41.000000000 +0100
+++ linux-2.6.20/net/ipsec/ipsec_alg_cryptoapi.c 2007-02-15 13:47:07.000000000 +0100
@@ -197,7 +197,7 @@ static struct ipsec_alg_capi_cipher alg_
*/
int setup_cipher(const char *ciphername)
{
- return crypto_alg_available(ciphername, 0);
+ return crypto_has_alg(ciphername, 0, CRYPTO_ALG_ASYNC);
}
/*

11
package/openswan/linux-2.6.20-openswan-2.4.7.kernel-2.6-zzz-void-sock_unregister.patch Normal file
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@ -0,0 +1,11 @@
--- linux-2.6.20.oorig/net/ipsec/pfkey_v2.c 2007-02-15 12:30:41.000000000 +0100
+++ linux-2.6.20/net/ipsec/pfkey_v2.c 2007-02-15 13:37:22.000000000 +0100
@@ -1503,7 +1503,7 @@ pfkey_cleanup(void)
printk(KERN_INFO "klips_info:pfkey_cleanup: "
"shutting down PF_KEY domain sockets.\n");
- error |= sock_unregister(PF_KEY);
+ sock_unregister(PF_KEY);
error |= supported_remove_all(SADB_SATYPE_AH);
error |= supported_remove_all(SADB_SATYPE_ESP);