conntrackd: add iterators with limited steps in hash and cache types

This patch adds cache_iterate_limit() and hashtable_iterate_limit()
that allows to limit the iteration to given a number of states.

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

1 files changed, 7 insertions, 0 deletions

diff --git a/src/cache.c b/src/cache.c
index 1e544a2..f95bef6 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -423,3 +423,10 @@ void cache_iterate(struct cache *c,
 {
 	hashtable_iterate(c->h, data, iterate);
 }
+
+void cache_iterate_limit(struct cache *c, void *data,
+			 uint32_t from, uint32_t steps,
+			 int (*iterate)(void *data1, void *data2))
+{
+	hashtable_iterate_limit(c->h, data, from, steps, iterate);
+}