From ef23c5a37590d7b444d9d6bdfd764cf9fbd4c308 Mon Sep 17 00:00:00 2001 From: Arturo Borrero Date: Thu, 11 Jul 2013 10:44:13 +0200 Subject: src: add nft_*_list_is_empty() functions This functions check if a given nft_*_list is empty or not. I found this quite useful while working with a full ruleset. Signed-off-by: Arturo Borrero Gonzalez Signed-off-by: Pablo Neira Ayuso --- include/libnftables/chain.h | 1 + include/libnftables/rule.h | 1 + include/libnftables/set.h | 1 + include/libnftables/table.h | 1 + 4 files changed, 4 insertions(+) (limited to 'include/libnftables') diff --git a/include/libnftables/chain.h b/include/libnftables/chain.h index 29f7bc7..0eceda1 100644 --- a/include/libnftables/chain.h +++ b/include/libnftables/chain.h @@ -65,6 +65,7 @@ struct nft_chain_list; struct nft_chain_list *nft_chain_list_alloc(void); void nft_chain_list_free(struct nft_chain_list *list); +int nft_chain_list_is_empty(struct nft_chain_list *list); int nft_chain_list_foreach(struct nft_chain_list *chain_list, int (*cb)(struct nft_chain *t, void *data), void *data); void nft_chain_list_add(struct nft_chain *r, struct nft_chain_list *list); diff --git a/include/libnftables/rule.h b/include/libnftables/rule.h index 186c82c..cadd14d 100644 --- a/include/libnftables/rule.h +++ b/include/libnftables/rule.h @@ -73,6 +73,7 @@ struct nft_rule_list; struct nft_rule_list *nft_rule_list_alloc(void); void nft_rule_list_free(struct nft_rule_list *list); +int nft_rule_list_is_empty(struct nft_rule_list *list); void nft_rule_list_add(struct nft_rule *r, struct nft_rule_list *list); int nft_rule_list_foreach(struct nft_rule_list *rule_list, int (*cb)(struct nft_rule *t, void *data), void *data); diff --git a/include/libnftables/set.h b/include/libnftables/set.h index 5c77945..4a94a85 100644 --- a/include/libnftables/set.h +++ b/include/libnftables/set.h @@ -41,6 +41,7 @@ struct nft_set_list; struct nft_set_list *nft_set_list_alloc(void); void nft_set_list_free(struct nft_set_list *list); +int nft_set_list_is_empty(struct nft_set_list *list); void nft_set_list_add(struct nft_set *s, struct nft_set_list *list); int nft_set_list_foreach(struct nft_set_list *set_list, int (*cb)(struct nft_set *t, void *data), void *data); diff --git a/include/libnftables/table.h b/include/libnftables/table.h index 9445879..4fc19eb 100644 --- a/include/libnftables/table.h +++ b/include/libnftables/table.h @@ -53,6 +53,7 @@ struct nft_table_list; struct nft_table_list *nft_table_list_alloc(void); void nft_table_list_free(struct nft_table_list *list); +int nft_table_list_is_empty(struct nft_table_list *list); int nft_table_list_foreach(struct nft_table_list *table_list, int (*cb)(struct nft_table *t, void *data), void *data); void nft_table_list_add(struct nft_table *r, struct nft_table_list *list); -- cgit v1.2.3