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 26 size_t ovs_tun_key_attr_size(void); 27 size_t ovs_key_attr_size(void); 28 29 void ovs_match_init(struct sw_flow_match *match, 30 struct sw_flow_key *key, bool reset_key, 31 struct sw_flow_mask *mask); 32 33 int ovs_nla_put_key(const struct sw_flow_key *, const struct sw_flow_key *, 34 int attr, bool is_mask, struct sk_buff *); 35 int parse_flow_nlattrs(const struct nlattr *attr, const struct nlattr *a[], 36 u64 *attrsp, bool log); 37 int 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 41 int ovs_nla_put_identifier(const struct sw_flow *flow, struct sk_buff *skb); 42 int ovs_nla_put_masked_key(const struct sw_flow *flow, struct sk_buff *skb); 43 int ovs_nla_put_mask(const struct sw_flow *flow, struct sk_buff *skb); 44 45 int ovs_nla_get_match(struct net *, struct sw_flow_match *, 46 const struct nlattr *key, const struct nlattr *mask, 47 bool log); 48 49 int ovs_nla_put_tunnel_info(struct sk_buff *skb, 50 struct ip_tunnel_info *tun_info); 51 52 bool ovs_nla_get_ufid(struct sw_flow_id *, const struct nlattr *, bool log); 53 int ovs_nla_get_identifier(struct sw_flow_id *sfid, const struct nlattr *ufid, 54 const struct sw_flow_key *key, bool log); 55 u32 ovs_nla_get_ufid_flags(const struct nlattr *attr); 56 57 int 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); 60 int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype, 61 void *data, int len, bool log); 62 int ovs_nla_put_actions(const struct nlattr *attr, 63 int len, struct sk_buff *skb); 64 65 void ovs_nla_free_flow_actions(struct sw_flow_actions *); 66 void ovs_nla_free_flow_actions_rcu(struct sw_flow_actions *); 67 68 int nsh_key_from_nlattr(const struct nlattr *attr, struct ovs_key_nsh *nsh, 69 struct ovs_key_nsh *nsh_mask); 70 int nsh_hdr_from_nlattr(const struct nlattr *attr, struct nshhdr *nh, 71 size_t size); 72 73 #endif /* flow_netlink.h */ 74
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