examples: table: add example of dormant tables

Now we add a non-dormant table which is not active. We can add
chains and rules to it that would not have any effect. Once we
change the flag to wake it up, the rule-set becomes active.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/netfilter/nf_tables.h b/include/linux/netfilter/nf_tables.h
index 8cd19c8..28aa0ee 100644
--- a/include/linux/netfilter/nf_tables.h
+++ b/include/linux/netfilter/nf_tables.h
@@ -55,6 +55,15 @@ enum nft_hook_attributes {
 };
 #define NFTA_HOOK_MAX		(__NFTA_HOOK_MAX - 1)
 
+/**
+ * enum nft_table_flags - nf_tables table flags
+ *
+ * @NFT_TABLE_F_DORMANT: this table is not active
+ */
+enum nft_table_flags {
+	NFT_TABLE_F_DORMANT	= 0x1,
+};
+
 enum nft_table_attributes {
 	NFTA_TABLE_UNSPEC,
 	NFTA_TABLE_NAME,