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Release 4.11 net/openvswitch/conntrack.h

Directory: net/openvswitch
/*
 * Copyright (c) 2015 Nicira, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 */

#ifndef OVS_CONNTRACK_H

#define OVS_CONNTRACK_H 1

#include "flow.h"

struct ovs_conntrack_info;
enum ovs_key_attr;

#if IS_ENABLED(CONFIG_NF_CONNTRACK)
void ovs_ct_init(struct net *);
void ovs_ct_exit(struct net *);
bool ovs_ct_verify(struct net *, enum ovs_key_attr attr);
int ovs_ct_copy_action(struct net *, const struct nlattr *,
		       const struct sw_flow_key *, struct sw_flow_actions **,
		       bool log);
int ovs_ct_action_to_attr(const struct ovs_conntrack_info *, struct sk_buff *);

int ovs_ct_execute(struct net *, struct sk_buff *, struct sw_flow_key *,
		   const struct ovs_conntrack_info *);

void ovs_ct_fill_key(const struct sk_buff *skb, struct sw_flow_key *key);
int ovs_ct_put_key(const struct sw_flow_key *swkey,
		   const struct sw_flow_key *output, struct sk_buff *skb);
void ovs_ct_free_action(const struct nlattr *a);


#define CT_SUPPORTED_MASK (OVS_CS_F_NEW | OVS_CS_F_ESTABLISHED | \
                           OVS_CS_F_RELATED | OVS_CS_F_REPLY_DIR | \
                           OVS_CS_F_INVALID | OVS_CS_F_TRACKED | \
                           OVS_CS_F_SRC_NAT | OVS_CS_F_DST_NAT)
#else
#include <linux/errno.h>


static inline void ovs_ct_init(struct net *net) { }

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Joe Stringer11100.00%1100.00%
Total11100.00%1100.00%


static inline void ovs_ct_exit(struct net *net) { }

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Joe Stringer11100.00%1100.00%
Total11100.00%1100.00%


static inline bool ovs_ct_verify(struct net *net, int attr) { return false; }

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Joe Stringer18100.00%2100.00%
Total18100.00%2100.00%


static inline int ovs_ct_copy_action(struct net *net, const struct nlattr *nla, const struct sw_flow_key *key, struct sw_flow_actions **acts, bool log) { return -ENOTSUPP; }

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Joe Stringer37100.00%1100.00%
Total37100.00%1100.00%


static inline int ovs_ct_action_to_attr(const struct ovs_conntrack_info *info, struct sk_buff *skb) { return -ENOTSUPP; }

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Joe Stringer22100.00%1100.00%
Total22100.00%1100.00%


static inline int ovs_ct_execute(struct net *net, struct sk_buff *skb, struct sw_flow_key *key, const struct ovs_conntrack_info *info) { kfree_skb(skb); return -ENOTSUPP; }

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Joe Stringer37100.00%2100.00%
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static inline void ovs_ct_fill_key(const struct sk_buff *skb, struct sw_flow_key *key) { key->ct_state = 0; key->ct_zone = 0; key->ct.mark = 0; memset(&key->ct.labels, 0, sizeof(key->ct.labels)); /* Clear 'ct_orig_proto' to mark the non-existence of original * direction key fields. */ key->ct_orig_proto = 0; }

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Joe Stringer5786.36%466.67%
Jarno Rajahalme913.64%233.33%
Total66100.00%6100.00%


static inline int ovs_ct_put_key(const struct sw_flow_key *swkey, const struct sw_flow_key *output, struct sk_buff *skb) { return 0; }

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Joe Stringer2074.07%150.00%
Jarno Rajahalme725.93%150.00%
Total27100.00%2100.00%


static inline void ovs_ct_free_action(const struct nlattr *a) { }

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Joe Stringer12100.00%1100.00%
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#define CT_SUPPORTED_MASK 0 #endif /* CONFIG_NF_CONNTRACK */ #endif /* ovs_conntrack.h */

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Joe Stringer39394.24%770.00%
Jarno Rajahalme245.76%330.00%
Total417100.00%10100.00%
Directory: net/openvswitch
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