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author | Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com> | 2014-04-14 15:41:27 +0300 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2014-04-23 13:55:30 +0200 |
commit | aa45660c6b59388fac3995a8c2998d710ef28fd4 (patch) | |
tree | 2d18122c239e5ce5bee263ac833df78d992c4de0 /include/net/netfilter | |
parent | 758dbcecf180a161e15971a2674fa6e65622a281 (diff) | |
download | op-kernel-dev-aa45660c6b59388fac3995a8c2998d710ef28fd4.zip op-kernel-dev-aa45660c6b59388fac3995a8c2998d710ef28fd4.tar.gz |
netfilter: nf_tables: Make meta expression core functions public
This will be useful to create network family dedicated META expression
as for NFPROTO_BRIDGE for instance.
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/net/netfilter')
-rw-r--r-- | include/net/netfilter/nft_meta.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/net/netfilter/nft_meta.h b/include/net/netfilter/nft_meta.h new file mode 100644 index 0000000..0ee47c3 --- /dev/null +++ b/include/net/netfilter/nft_meta.h @@ -0,0 +1,36 @@ +#ifndef _NFT_META_H_ +#define _NFT_META_H_ + +struct nft_meta { + enum nft_meta_keys key:8; + union { + enum nft_registers dreg:8; + enum nft_registers sreg:8; + }; +}; + +extern const struct nla_policy nft_meta_policy[]; + +int nft_meta_get_init(const struct nft_ctx *ctx, + const struct nft_expr *expr, + const struct nlattr * const tb[]); + +int nft_meta_set_init(const struct nft_ctx *ctx, + const struct nft_expr *expr, + const struct nlattr * const tb[]); + +int nft_meta_get_dump(struct sk_buff *skb, + const struct nft_expr *expr); + +int nft_meta_set_dump(struct sk_buff *skb, + const struct nft_expr *expr); + +void nft_meta_get_eval(const struct nft_expr *expr, + struct nft_data data[NFT_REG_MAX + 1], + const struct nft_pktinfo *pkt); + +void nft_meta_set_eval(const struct nft_expr *expr, + struct nft_data data[NFT_REG_MAX + 1], + const struct nft_pktinfo *pkt); + +#endif |