79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
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/*
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* Copyright (c) 2015 Nicira, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef OVS_CONNTRACK_H
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#define OVS_CONNTRACK_H 1
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#include "flow.h"
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struct ovs_conntrack_info;
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enum ovs_key_attr;
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#if defined(CONFIG_OPENVSWITCH_CONNTRACK)
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bool ovs_ct_verify(enum ovs_key_attr attr);
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int ovs_ct_copy_action(struct net *, const struct nlattr *,
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const struct sw_flow_key *, struct sw_flow_actions **,
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bool log);
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int ovs_ct_action_to_attr(const struct ovs_conntrack_info *, struct sk_buff *);
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int ovs_ct_execute(struct net *, struct sk_buff *, struct sw_flow_key *,
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const struct ovs_conntrack_info *);
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void ovs_ct_fill_key(const struct sk_buff *skb, struct sw_flow_key *key);
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int ovs_ct_put_key(const struct sw_flow_key *key, struct sk_buff *skb);
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void ovs_ct_free_action(const struct nlattr *a);
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#else
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#include <linux/errno.h>
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static inline bool ovs_ct_verify(int attr)
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{
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return false;
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}
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static inline int ovs_ct_copy_action(struct net *net, const struct nlattr *nla,
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const struct sw_flow_key *key,
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struct sw_flow_actions **acts, bool log)
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{
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return -ENOTSUPP;
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}
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static inline int ovs_ct_action_to_attr(const struct ovs_conntrack_info *info,
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struct sk_buff *skb)
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{
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return -ENOTSUPP;
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}
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static inline int ovs_ct_execute(struct net *net, struct sk_buff *skb,
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struct sw_flow_key *key,
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const struct ovs_conntrack_info *info)
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{
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return -ENOTSUPP;
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}
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static inline void ovs_ct_fill_key(const struct sk_buff *skb,
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struct sw_flow_key *key)
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{
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key->ct.state = 0;
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key->ct.zone = 0;
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}
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static inline int ovs_ct_put_key(const struct sw_flow_key *key,
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struct sk_buff *skb)
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{
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return 0;
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}
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static inline void ovs_ct_free_action(const struct nlattr *a) { }
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#endif
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#endif /* ovs_conntrack.h */
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