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authorPatrick McHardy <kaber@trash.net>2015-04-11 10:46:39 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2015-04-13 20:12:31 +0200
commitf25ad2e907f110378159fe5e088aa13176faaa5b (patch)
tree9f3f8353dc536847f3d95cc58cbc0d9ae183fe0c /include/net
parent0b2d8a7b638b5034d2d68f6add8af94daaa1d4cd (diff)
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netfilter: nf_tables: prepare for expressions associated to set elements
Preparation to attach expressions to set elements: add a set extension type to hold an expression and dump the expression information with the set element. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/netfilter/nf_tables.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index e21623cb7b20..d45a871b3da6 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -371,6 +371,7 @@ void nf_tables_unbind_set(const struct nft_ctx *ctx, struct nft_set *set,
* @NFT_SET_EXT_TIMEOUT: element timeout
* @NFT_SET_EXT_EXPIRATION: element expiration time
* @NFT_SET_EXT_USERDATA: user data associated with the element
+ * @NFT_SET_EXT_EXPR: expression assiociated with the element
* @NFT_SET_EXT_NUM: number of extension types
*/
enum nft_set_extensions {
@@ -380,6 +381,7 @@ enum nft_set_extensions {
NFT_SET_EXT_TIMEOUT,
NFT_SET_EXT_EXPIRATION,
NFT_SET_EXT_USERDATA,
+ NFT_SET_EXT_EXPR,
NFT_SET_EXT_NUM
};
@@ -491,6 +493,11 @@ static inline struct nft_userdata *nft_set_ext_userdata(const struct nft_set_ext
return nft_set_ext(ext, NFT_SET_EXT_USERDATA);
}
+static inline struct nft_expr *nft_set_ext_expr(const struct nft_set_ext *ext)
+{
+ return nft_set_ext(ext, NFT_SET_EXT_EXPR);
+}
+
static inline bool nft_set_elem_expired(const struct nft_set_ext *ext)
{
return nft_set_ext_exists(ext, NFT_SET_EXT_EXPIRATION) &&