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- /* The "unknown" protocol. This is what is used for protocols we
- * don't understand. It's returned by ip_ct_find_proto().
- */
- /* (C) 1999-2001 Paul `Rusty' Russell
- * (C) 2002-2006 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.
- */
- #include <linux/types.h>
- #include <linux/init.h>
- #include <linux/netfilter.h>
- #include <net/netfilter/nf_nat.h>
- #include <net/netfilter/nf_nat_l4proto.h>
- static bool unknown_in_range(const struct nf_conntrack_tuple *tuple,
- enum nf_nat_manip_type manip_type,
- const union nf_conntrack_man_proto *min,
- const union nf_conntrack_man_proto *max)
- {
- return true;
- }
- static void unknown_unique_tuple(const struct nf_nat_l3proto *l3proto,
- struct nf_conntrack_tuple *tuple,
- const struct nf_nat_range *range,
- enum nf_nat_manip_type maniptype,
- const struct nf_conn *ct)
- {
- /* Sorry: we can't help you; if it's not unique, we can't frob
- * anything.
- */
- return;
- }
- static bool
- unknown_manip_pkt(struct sk_buff *skb,
- const struct nf_nat_l3proto *l3proto,
- unsigned int iphdroff, unsigned int hdroff,
- const struct nf_conntrack_tuple *tuple,
- enum nf_nat_manip_type maniptype)
- {
- return true;
- }
- const struct nf_nat_l4proto nf_nat_l4proto_unknown = {
- .manip_pkt = unknown_manip_pkt,
- .in_range = unknown_in_range,
- .unique_tuple = unknown_unique_tuple,
- };
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