cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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tc_ife.h (2143B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef __NET_TC_IFE_H
      3#define __NET_TC_IFE_H
      4
      5#include <net/act_api.h>
      6#include <linux/etherdevice.h>
      7#include <linux/rtnetlink.h>
      8
      9struct module;
     10
     11struct tcf_ife_params {
     12	u8 eth_dst[ETH_ALEN];
     13	u8 eth_src[ETH_ALEN];
     14	u16 eth_type;
     15	u16 flags;
     16
     17	struct rcu_head rcu;
     18};
     19
     20struct tcf_ife_info {
     21	struct tc_action common;
     22	struct tcf_ife_params __rcu *params;
     23	/* list of metaids allowed */
     24	struct list_head metalist;
     25};
     26#define to_ife(a) ((struct tcf_ife_info *)a)
     27
     28struct tcf_meta_info {
     29	const struct tcf_meta_ops *ops;
     30	void *metaval;
     31	u16 metaid;
     32	struct list_head metalist;
     33};
     34
     35struct tcf_meta_ops {
     36	u16 metaid; /*Maintainer provided ID */
     37	u16 metatype; /*netlink attribute type (look at net/netlink.h) */
     38	const char *name;
     39	const char *synopsis;
     40	struct list_head list;
     41	int	(*check_presence)(struct sk_buff *, struct tcf_meta_info *);
     42	int	(*encode)(struct sk_buff *, void *, struct tcf_meta_info *);
     43	int	(*decode)(struct sk_buff *, void *, u16 len);
     44	int	(*get)(struct sk_buff *skb, struct tcf_meta_info *mi);
     45	int	(*alloc)(struct tcf_meta_info *, void *, gfp_t);
     46	void	(*release)(struct tcf_meta_info *);
     47	int	(*validate)(void *val, int len);
     48	struct module	*owner;
     49};
     50
     51#define MODULE_ALIAS_IFE_META(metan)   MODULE_ALIAS("ife-meta-" metan)
     52
     53int ife_get_meta_u32(struct sk_buff *skb, struct tcf_meta_info *mi);
     54int ife_get_meta_u16(struct sk_buff *skb, struct tcf_meta_info *mi);
     55int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
     56int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
     57int ife_check_meta_u32(u32 metaval, struct tcf_meta_info *mi);
     58int ife_check_meta_u16(u16 metaval, struct tcf_meta_info *mi);
     59int ife_encode_meta_u32(u32 metaval, void *skbdata, struct tcf_meta_info *mi);
     60int ife_validate_meta_u32(void *val, int len);
     61int ife_validate_meta_u16(void *val, int len);
     62int ife_encode_meta_u16(u16 metaval, void *skbdata, struct tcf_meta_info *mi);
     63void ife_release_meta_gen(struct tcf_meta_info *mi);
     64int register_ife_op(struct tcf_meta_ops *mops);
     65int unregister_ife_op(struct tcf_meta_ops *mops);
     66
     67#endif /* __NET_TC_IFE_H */