[ovs.git] / datapath / flow_netlink.h

/*
 * Copyright (c) 2007-2015 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 */
Commit	Line	Data
	1	/*
	2	* Copyright (c) 2007-2015 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	#include <linux/flex_array.h>
	34
	35	#include <net/inet_ecn.h>
	36	#include <net/ip_tunnels.h>
	37
	38	#include "flow.h"
	39
	40	size_t ovs_tun_key_attr_size(void);
	41	size_t ovs_key_attr_size(void);
	42
	43	void ovs_match_init(struct sw_flow_match *match,
	44	struct sw_flow_key key, struct sw_flow_mask mask);
	45
	46	int ovs_nla_put_key(const struct sw_flow_key , const struct sw_flow_key ,
	47	int attr, bool is_mask, struct sk_buff *);
	48	int ovs_nla_get_flow_metadata(struct net , const struct nlattr ,
	49	struct sw_flow_key *, bool log);
	50
	51	int ovs_nla_put_identifier(const struct sw_flow flow, struct sk_buff skb);
	52	int ovs_nla_put_masked_key(const struct sw_flow flow, struct sk_buff skb);
	53	int ovs_nla_put_mask(const struct sw_flow flow, struct sk_buff skb);
	54
	55	int ovs_nla_get_match(struct net , struct sw_flow_match ,
	56	const struct nlattr key, const struct nlattr mask,
	57	bool log);
	58	int ovs_nla_put_tunnel_info(struct sk_buff *skb,
	59	struct ip_tunnel_info *tun_info);
	60
	61	bool ovs_nla_get_ufid(struct sw_flow_id , const struct nlattr , bool log);
	62	int ovs_nla_get_identifier(struct sw_flow_id sfid, const struct nlattr ufid,
	63	const struct sw_flow_key *key, bool log);
	64	u32 ovs_nla_get_ufid_flags(const struct nlattr *attr);
	65
	66	int ovs_nla_copy_actions(struct net net, const struct nlattr attr,
	67	const struct sw_flow_key *key,
	68	struct sw_flow_actions **sfa, bool log);
	69	int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype,
	70	void *data, int len, bool log);
	71	int ovs_nla_put_actions(const struct nlattr *attr,
	72	int len, struct sk_buff *skb);
	73
	74	void ovs_nla_free_flow_actions(struct sw_flow_actions *);
	75	void ovs_nla_free_flow_actions_rcu(struct sw_flow_actions *);
	76
	77	#endif /* flow_netlink.h */