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netfilter: nf_tables: prepare for expressions associated to set elements

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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>
This commit is contained in:
Patrick McHardy
2015-04-11 10:46:39 +01:00
committed by Pablo Neira Ayuso
parent 0b2d8a7b63
commit f25ad2e907
3 changed files with 18 additions and 0 deletions
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2
include/uapi/linux/netfilter/nf_tables.h
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@@ -322,6 +322,7 @@ enum nft_set_elem_flags {
* @NFTA_SET_ELEM_TIMEOUT: timeout value (NLA_U64)
* @NFTA_SET_ELEM_EXPIRATION: expiration time (NLA_U64)
* @NFTA_SET_ELEM_USERDATA: user data (NLA_BINARY)
* @NFTA_SET_ELEM_EXPR: expression (NLA_NESTED: nft_expr_attributes)
*/
enum nft_set_elem_attributes {
NFTA_SET_ELEM_UNSPEC,
@@ -331,6 +332,7 @@ enum nft_set_elem_attributes {
NFTA_SET_ELEM_TIMEOUT,
NFTA_SET_ELEM_EXPIRATION,
NFTA_SET_ELEM_USERDATA,
NFTA_SET_ELEM_EXPR,
__NFTA_SET_ELEM_MAX
};
#define NFTA_SET_ELEM_MAX (__NFTA_SET_ELEM_MAX - 1)