#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_info { struct tc_action common; u8 eth_dst[ETH_ALEN]; u8 eth_src[ETH_ALEN]; u16 eth_type; u16 flags; /* 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("ifemeta" __stringify_1(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 */