tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (c) 2007-2013 Nicira, Inc.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of version 2 of the GNU General Public
6 * License as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
16 * 02110-1301, USA
17 */
18
19
20#ifndef FLOW_NETLINK_H
21#define FLOW_NETLINK_H 1
22
23#include <linux/kernel.h>
24#include <linux/netlink.h>
25#include <linux/openvswitch.h>
26#include <linux/spinlock.h>
27#include <linux/types.h>
28#include <linux/rcupdate.h>
29#include <linux/if_ether.h>
30#include <linux/in6.h>
31#include <linux/jiffies.h>
32#include <linux/time.h>
33
34#include <net/inet_ecn.h>
35#include <net/ip_tunnels.h>
36
37#include "flow.h"
38
39size_t ovs_tun_key_attr_size(void);
40size_t ovs_key_attr_size(void);
41
42void ovs_match_init(struct sw_flow_match *match,
43 struct sw_flow_key *key, bool reset_key,
44 struct sw_flow_mask *mask);
45
46int ovs_nla_put_key(const struct sw_flow_key *, const struct sw_flow_key *,
47 int attr, bool is_mask, struct sk_buff *);
48int parse_flow_nlattrs(const struct nlattr *attr, const struct nlattr *a[],
49 u64 *attrsp, bool log);
50int ovs_nla_get_flow_metadata(struct net *net,
51 const struct nlattr *a[OVS_KEY_ATTR_MAX + 1],
52 u64 attrs, struct sw_flow_key *key, bool log);
53
54int ovs_nla_put_identifier(const struct sw_flow *flow, struct sk_buff *skb);
55int ovs_nla_put_masked_key(const struct sw_flow *flow, struct sk_buff *skb);
56int ovs_nla_put_mask(const struct sw_flow *flow, struct sk_buff *skb);
57
58int ovs_nla_get_match(struct net *, struct sw_flow_match *,
59 const struct nlattr *key, const struct nlattr *mask,
60 bool log);
61
62int ovs_nla_put_tunnel_info(struct sk_buff *skb,
63 struct ip_tunnel_info *tun_info);
64
65bool ovs_nla_get_ufid(struct sw_flow_id *, const struct nlattr *, bool log);
66int ovs_nla_get_identifier(struct sw_flow_id *sfid, const struct nlattr *ufid,
67 const struct sw_flow_key *key, bool log);
68u32 ovs_nla_get_ufid_flags(const struct nlattr *attr);
69
70int ovs_nla_copy_actions(struct net *net, const struct nlattr *attr,
71 const struct sw_flow_key *key,
72 struct sw_flow_actions **sfa, bool log);
73int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype,
74 void *data, int len, bool log);
75int ovs_nla_put_actions(const struct nlattr *attr,
76 int len, struct sk_buff *skb);
77
78void ovs_nla_free_flow_actions(struct sw_flow_actions *);
79void ovs_nla_free_flow_actions_rcu(struct sw_flow_actions *);
80
81int nsh_key_from_nlattr(const struct nlattr *attr, struct ovs_key_nsh *nsh,
82 struct ovs_key_nsh *nsh_mask);
83int nsh_hdr_from_nlattr(const struct nlattr *attr, struct nshhdr *nh,
84 size_t size);
85
86#endif /* flow_netlink.h */