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License cleanup: add SPDX GPL-2.0 license identifier to files with no license
[mirror_ubuntu-bionic-kernel.git] / include / net / netfilter / nft_fib.h
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b2441318 1/* SPDX-License-Identifier: GPL-2.0 */
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2#ifndef _NFT_FIB_H_
3#define _NFT_FIB_H_
4
5struct nft_fib {
6 enum nft_registers dreg:8;
7 u8 result;
8 u32 flags;
9};
10
11extern const struct nla_policy nft_fib_policy[];
12
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13static inline bool
14nft_fib_is_loopback(const struct sk_buff *skb, const struct net_device *in)
15{
16 return skb->pkt_type == PACKET_LOOPBACK || in->flags & IFF_LOOPBACK;
17}
18
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19int nft_fib_dump(struct sk_buff *skb, const struct nft_expr *expr);
20int nft_fib_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
21 const struct nlattr * const tb[]);
22int nft_fib_validate(const struct nft_ctx *ctx, const struct nft_expr *expr,
23 const struct nft_data **data);
24
25
26void nft_fib4_eval_type(const struct nft_expr *expr, struct nft_regs *regs,
27 const struct nft_pktinfo *pkt);
28void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs,
29 const struct nft_pktinfo *pkt);
30
31void nft_fib6_eval_type(const struct nft_expr *expr, struct nft_regs *regs,
32 const struct nft_pktinfo *pkt);
33void nft_fib6_eval(const struct nft_expr *expr, struct nft_regs *regs,
34 const struct nft_pktinfo *pkt);
35
055c4b34 36void nft_fib_store_result(void *reg, const struct nft_fib *priv,
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37 const struct nft_pktinfo *pkt, int index);
38#endif