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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 64 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141901.894819585@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015 Nicira, Inc.
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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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struct ovs_ct_limit_info;
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enum ovs_key_attr;
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#if IS_ENABLED(CONFIG_NF_CONNTRACK)
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int ovs_ct_init(struct net *);
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void ovs_ct_exit(struct net *);
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bool ovs_ct_verify(struct net *, 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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int ovs_ct_clear(struct sk_buff *skb, struct sw_flow_key *key);
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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 *swkey,
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const struct sw_flow_key *output, struct sk_buff *skb);
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void ovs_ct_free_action(const struct nlattr *a);
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#define CT_SUPPORTED_MASK (OVS_CS_F_NEW | OVS_CS_F_ESTABLISHED | \
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OVS_CS_F_RELATED | OVS_CS_F_REPLY_DIR | \
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OVS_CS_F_INVALID | OVS_CS_F_TRACKED | \
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OVS_CS_F_SRC_NAT | OVS_CS_F_DST_NAT)
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#else
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#include <linux/errno.h>
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static inline int ovs_ct_init(struct net *net) { return 0; }
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static inline void ovs_ct_exit(struct net *net) { }
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static inline bool ovs_ct_verify(struct net *net, 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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kfree_skb(skb);
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return -ENOTSUPP;
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}
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static inline int ovs_ct_clear(struct sk_buff *skb,
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struct sw_flow_key *key)
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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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key->ct.mark = 0;
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memset(&key->ct.labels, 0, sizeof(key->ct.labels));
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/* Clear 'ct_orig_proto' to mark the non-existence of original
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* direction key fields.
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*/
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key->ct_orig_proto = 0;
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}
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static inline int ovs_ct_put_key(const struct sw_flow_key *swkey,
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const struct sw_flow_key *output,
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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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#define CT_SUPPORTED_MASK 0
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#endif /* CONFIG_NF_CONNTRACK */
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#if IS_ENABLED(CONFIG_NETFILTER_CONNCOUNT)
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extern struct genl_family dp_ct_limit_genl_family;
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#endif
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#endif /* ovs_conntrack.h */
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