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kernel/linux-rt-4.4.41/net/openvswitch/flow_netlink.h 2.69 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (c) 2007-2013 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.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
   * 02110-1301, USA
   */
  
  
  #ifndef FLOW_NETLINK_H
  #define FLOW_NETLINK_H 1
  
  #include <linux/kernel.h>
  #include <linux/netlink.h>
  #include <linux/openvswitch.h>
  #include <linux/spinlock.h>
  #include <linux/types.h>
  #include <linux/rcupdate.h>
  #include <linux/if_ether.h>
  #include <linux/in6.h>
  #include <linux/jiffies.h>
  #include <linux/time.h>
  #include <linux/flex_array.h>
  
  #include <net/inet_ecn.h>
  #include <net/ip_tunnels.h>
  
  #include "flow.h"
  
  size_t ovs_tun_key_attr_size(void);
  size_t ovs_key_attr_size(void);
  
  void ovs_match_init(struct sw_flow_match *match,
  		    struct sw_flow_key *key, struct sw_flow_mask *mask);
  
  int ovs_nla_put_key(const struct sw_flow_key *, const struct sw_flow_key *,
  		    int attr, bool is_mask, struct sk_buff *);
  int ovs_nla_get_flow_metadata(struct net *, const struct nlattr *,
  			      struct sw_flow_key *, bool log);
  
  int ovs_nla_put_identifier(const struct sw_flow *flow, struct sk_buff *skb);
  int ovs_nla_put_masked_key(const struct sw_flow *flow, struct sk_buff *skb);
  int ovs_nla_put_mask(const struct sw_flow *flow, struct sk_buff *skb);
  
  int ovs_nla_get_match(struct net *, struct sw_flow_match *,
  		      const struct nlattr *key, const struct nlattr *mask,
  		      bool log);
  
  int ovs_nla_put_tunnel_info(struct sk_buff *skb,
  			    struct ip_tunnel_info *tun_info);
  
  bool ovs_nla_get_ufid(struct sw_flow_id *, const struct nlattr *, bool log);
  int ovs_nla_get_identifier(struct sw_flow_id *sfid, const struct nlattr *ufid,
  			   const struct sw_flow_key *key, bool log);
  u32 ovs_nla_get_ufid_flags(const struct nlattr *attr);
  
  int ovs_nla_copy_actions(struct net *net, const struct nlattr *attr,
  			 const struct sw_flow_key *key,
  			 struct sw_flow_actions **sfa, bool log);
  int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype,
  		       void *data, int len, bool log);
  int ovs_nla_put_actions(const struct nlattr *attr,
  			int len, struct sk_buff *skb);
  
  void ovs_nla_free_flow_actions(struct sw_flow_actions *);
  void ovs_nla_free_flow_actions_rcu(struct sw_flow_actions *);
  
  #endif /* flow_netlink.h */