This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / net / netfilter / nf_conntrack_proto_generic.c

diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c
new file mode 100644 (file)
index 0000000..46bc27e
--- /dev/null
+++ b/net/netfilter/nf_conntrack_proto_generic.c
@@ -0,0 +1,85 @@
+/* (C) 1999-2001 Paul `Rusty' Russell
+ * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 16 Dec 2003: Yasuyuki Kozakai @USAGI <yasuyuki.kozakai@toshiba.co.jp>
+ *     - enable working with L3 protocol independent connection tracking.
+ *
+ * Derived from net/ipv4/netfilter/ip_conntrack_proto_generic.c
+ */
+
+#include <linux/types.h>
+#include <linux/sched.h>
+#include <linux/timer.h>
+#include <linux/netfilter.h>
+#include <net/netfilter/nf_conntrack_protocol.h>
+
+unsigned int nf_ct_generic_timeout = 600*HZ;
+
+static int generic_pkt_to_tuple(const struct sk_buff *skb,
+                               unsigned int dataoff,
+                               struct nf_conntrack_tuple *tuple)
+{
+       tuple->src.u.all = 0;
+       tuple->dst.u.all = 0;
+
+       return 1;
+}
+
+static int generic_invert_tuple(struct nf_conntrack_tuple *tuple,
+                               const struct nf_conntrack_tuple *orig)
+{
+       tuple->src.u.all = 0;
+       tuple->dst.u.all = 0;
+
+       return 1;
+}
+
+/* Print out the per-protocol part of the tuple. */
+static int generic_print_tuple(struct seq_file *s,
+                              const struct nf_conntrack_tuple *tuple)
+{
+       return 0;
+}
+
+/* Print out the private part of the conntrack. */
+static int generic_print_conntrack(struct seq_file *s,
+                                  const struct nf_conn *state)
+{
+       return 0;
+}
+
+/* Returns verdict for packet, or -1 for invalid. */
+static int packet(struct nf_conn *conntrack,
+                 const struct sk_buff *skb,
+                 unsigned int dataoff,
+                 enum ip_conntrack_info ctinfo,
+                 int pf,
+                 unsigned int hooknum)
+{
+       nf_ct_refresh_acct(conntrack, ctinfo, skb, nf_ct_generic_timeout);
+       return NF_ACCEPT;
+}
+
+/* Called when a new connection for this protocol found. */
+static int new(struct nf_conn *conntrack, const struct sk_buff *skb,
+              unsigned int dataoff)
+{
+       return 1;
+}
+
+struct nf_conntrack_protocol nf_conntrack_generic_protocol =
+{
+       .l3proto                = PF_UNSPEC,
+       .proto                  = 0,
+       .name                   = "unknown",
+       .pkt_to_tuple           = generic_pkt_to_tuple,
+       .invert_tuple           = generic_invert_tuple,
+       .print_tuple            = generic_print_tuple,
+       .print_conntrack        = generic_print_conntrack,
+       .packet                 = packet,
+       .new                    = new,
+};