flow_netlink.h (2485B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (c) 2007-2013 Nicira, Inc. 4 */ 5 6 7#ifndef FLOW_NETLINK_H 8#define FLOW_NETLINK_H 1 9 10#include <linux/kernel.h> 11#include <linux/netlink.h> 12#include <linux/openvswitch.h> 13#include <linux/spinlock.h> 14#include <linux/types.h> 15#include <linux/rcupdate.h> 16#include <linux/if_ether.h> 17#include <linux/in6.h> 18#include <linux/jiffies.h> 19#include <linux/time.h> 20 21#include <net/inet_ecn.h> 22#include <net/ip_tunnels.h> 23 24#include "flow.h" 25 26size_t ovs_tun_key_attr_size(void); 27size_t ovs_key_attr_size(void); 28 29void ovs_match_init(struct sw_flow_match *match, 30 struct sw_flow_key *key, bool reset_key, 31 struct sw_flow_mask *mask); 32 33int ovs_nla_put_key(const struct sw_flow_key *, const struct sw_flow_key *, 34 int attr, bool is_mask, struct sk_buff *); 35int parse_flow_nlattrs(const struct nlattr *attr, const struct nlattr *a[], 36 u64 *attrsp, bool log); 37int ovs_nla_get_flow_metadata(struct net *net, 38 const struct nlattr *a[OVS_KEY_ATTR_MAX + 1], 39 u64 attrs, struct sw_flow_key *key, bool log); 40 41int ovs_nla_put_identifier(const struct sw_flow *flow, struct sk_buff *skb); 42int ovs_nla_put_masked_key(const struct sw_flow *flow, struct sk_buff *skb); 43int ovs_nla_put_mask(const struct sw_flow *flow, struct sk_buff *skb); 44 45int ovs_nla_get_match(struct net *, struct sw_flow_match *, 46 const struct nlattr *key, const struct nlattr *mask, 47 bool log); 48 49int ovs_nla_put_tunnel_info(struct sk_buff *skb, 50 struct ip_tunnel_info *tun_info); 51 52bool ovs_nla_get_ufid(struct sw_flow_id *, const struct nlattr *, bool log); 53int ovs_nla_get_identifier(struct sw_flow_id *sfid, const struct nlattr *ufid, 54 const struct sw_flow_key *key, bool log); 55u32 ovs_nla_get_ufid_flags(const struct nlattr *attr); 56 57int ovs_nla_copy_actions(struct net *net, const struct nlattr *attr, 58 const struct sw_flow_key *key, 59 struct sw_flow_actions **sfa, bool log); 60int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype, 61 void *data, int len, bool log); 62int ovs_nla_put_actions(const struct nlattr *attr, 63 int len, struct sk_buff *skb); 64 65void ovs_nla_free_flow_actions(struct sw_flow_actions *); 66void ovs_nla_free_flow_actions_rcu(struct sw_flow_actions *); 67 68int nsh_key_from_nlattr(const struct nlattr *attr, struct ovs_key_nsh *nsh, 69 struct ovs_key_nsh *nsh_mask); 70int nsh_hdr_from_nlattr(const struct nlattr *attr, struct nshhdr *nh, 71 size_t size); 72 73#endif /* flow_netlink.h */