Release 4.15 include/net/tc_act/tc_ife.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_IFE_H

#define __NET_TC_IFE_H

#include <net/act_api.h>
#include <linux/etherdevice.h>
#include <linux/rtnetlink.h>
#include <linux/module.h>


struct tcf_ife_params {
	
u8 eth_dst[ETH_ALEN];
	
u8 eth_src[ETH_ALEN];
	
u16 eth_type;
	
u16 flags;

	
struct rcu_head rcu;
};


struct tcf_ife_info {
	
struct tc_action common;
	
struct tcf_ife_params __rcu *params;
	/* list of metaids allowed */
	
struct list_head metalist;
};

#define to_ife(a) ((struct tcf_ife_info *)a)


struct tcf_meta_info {
	
const struct tcf_meta_ops *ops;
	
void *metaval;
	
u16 metaid;
	
struct list_head metalist;
};


struct tcf_meta_ops {
	
u16 metaid; /*Maintainer provided ID */
	
u16 metatype; /*netlink attribute type (look at net/netlink.h) */
	
const char *name;
	
const char *synopsis;
	
struct list_head list;
	
int	(*check_presence)(struct sk_buff *, struct tcf_meta_info *);
	
int	(*encode)(struct sk_buff *, void *, struct tcf_meta_info *);
	
int	(*decode)(struct sk_buff *, void *, u16 len);
	
int	(*get)(struct sk_buff *skb, struct tcf_meta_info *mi);
	
int	(*alloc)(struct tcf_meta_info *, void *, gfp_t);
	
void	(*release)(struct tcf_meta_info *);
	
int	(*validate)(void *val, int len);
	
struct module	*owner;
};


#define MODULE_ALIAS_IFE_META(metan)   MODULE_ALIAS("ife-meta-" metan)

int ife_get_meta_u32(struct sk_buff *skb, struct tcf_meta_info *mi);
int ife_get_meta_u16(struct sk_buff *skb, struct tcf_meta_info *mi);
int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
int ife_check_meta_u32(u32 metaval, struct tcf_meta_info *mi);
int ife_check_meta_u16(u16 metaval, struct tcf_meta_info *mi);
int ife_encode_meta_u32(u32 metaval, void *skbdata, struct tcf_meta_info *mi);
int ife_validate_meta_u32(void *val, int len);
int ife_validate_meta_u16(void *val, int len);
int ife_encode_meta_u16(u16 metaval, void *skbdata, struct tcf_meta_info *mi);
void ife_release_meta_gen(struct tcf_meta_info *mi);
int register_ife_op(struct tcf_meta_ops *mops);
int unregister_ife_op(struct tcf_meta_ops *mops);

#endif /* __NET_TC_IFE_H */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Jamal Hadi Salim
379
92.44%
2
28.57%
Alexander Aring
20
4.88%
1
14.29%
Américo Wang
9
2.20%
2
28.57%
Greg Kroah-Hartman
1
0.24%
1
14.29%
Roman Mashak
1
0.24%
1
14.29%
Total
410
100.00%
7
100.00%
Directory: include/net/tc_act

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