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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ec0595cc44
After the previous patch, struct tc_action should be enough to represent the generic tc action, tcf_common is not necessary any more. This patch gets rid of it to make tc action code more readable. Cc: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
61 lines
2.0 KiB
C
61 lines
2.0 KiB
C
#ifndef __NET_TC_IFE_H
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#define __NET_TC_IFE_H
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#include <net/act_api.h>
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#include <linux/etherdevice.h>
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#include <linux/rtnetlink.h>
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#include <linux/module.h>
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#define IFE_METAHDRLEN 2
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struct tcf_ife_info {
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struct tc_action common;
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u8 eth_dst[ETH_ALEN];
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u8 eth_src[ETH_ALEN];
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u16 eth_type;
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u16 flags;
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/* list of metaids allowed */
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struct list_head metalist;
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};
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#define to_ife(a) ((struct tcf_ife_info *)a)
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struct tcf_meta_info {
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const struct tcf_meta_ops *ops;
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void *metaval;
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u16 metaid;
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struct list_head metalist;
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};
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struct tcf_meta_ops {
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u16 metaid; /*Maintainer provided ID */
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u16 metatype; /*netlink attribute type (look at net/netlink.h) */
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const char *name;
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const char *synopsis;
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struct list_head list;
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int (*check_presence)(struct sk_buff *, struct tcf_meta_info *);
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int (*encode)(struct sk_buff *, void *, struct tcf_meta_info *);
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int (*decode)(struct sk_buff *, void *, u16 len);
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int (*get)(struct sk_buff *skb, struct tcf_meta_info *mi);
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int (*alloc)(struct tcf_meta_info *, void *, gfp_t);
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void (*release)(struct tcf_meta_info *);
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int (*validate)(void *val, int len);
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struct module *owner;
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};
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#define MODULE_ALIAS_IFE_META(metan) MODULE_ALIAS("ifemeta" __stringify_1(metan))
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int ife_get_meta_u32(struct sk_buff *skb, struct tcf_meta_info *mi);
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int ife_get_meta_u16(struct sk_buff *skb, struct tcf_meta_info *mi);
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int ife_tlv_meta_encode(void *skbdata, u16 attrtype, u16 dlen,
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const void *dval);
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int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
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int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
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int ife_check_meta_u32(u32 metaval, struct tcf_meta_info *mi);
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int ife_encode_meta_u32(u32 metaval, void *skbdata, struct tcf_meta_info *mi);
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int ife_validate_meta_u32(void *val, int len);
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int ife_validate_meta_u16(void *val, int len);
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void ife_release_meta_gen(struct tcf_meta_info *mi);
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int register_ife_op(struct tcf_meta_ops *mops);
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int unregister_ife_op(struct tcf_meta_ops *mops);
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#endif /* __NET_TC_IFE_H */
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