From 283ea9e229fa362836992c61e4dcef4aef1a8564 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Thu, 13 Jun 2013 21:15:05 +0200 Subject: src: add nft_*_list_foreach This patch adds a simplied iterator interface. Signed-off-by: Pablo Neira Ayuso --- src/chain.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'src/chain.c') diff --git a/src/chain.c b/src/chain.c index 1c53daa..62a6ddd 100644 --- a/src/chain.c +++ b/src/chain.c @@ -801,6 +801,22 @@ void nft_chain_list_del(struct nft_chain *r) } EXPORT_SYMBOL(nft_chain_list_del); +int nft_chain_list_foreach(struct nft_chain_list *chain_list, + int (*cb)(struct nft_chain *r, void *data), + void *data) +{ + struct nft_chain *cur, *tmp; + int ret; + + list_for_each_entry_safe(cur, tmp, &chain_list->list, head) { + ret = cb(cur, data); + if (ret < 0) + return ret; + } + return 0; +} +EXPORT_SYMBOL(nft_chain_list_foreach); + struct nft_chain_list_iter { struct nft_chain_list *list; struct nft_chain *cur; -- cgit v1.2.3