trie: New trie_clear() function

1 files changed, 8 insertions, 0 deletions

diff --git a/src/trie.c b/src/trie.c
index 0206509..77aa2d0 100644
--- a/src/trie.c
+++ b/src/trie.c
@@ -715,6 +715,14 @@ void trie_remove(struct trie *trie, struct trie_leaf *leaf) {
 	trie_remove_impl(trie, leaf);
 }
 
+void trie_clear(struct trie *trie) {
+	trie->root = 0;
+	LIST_INIT(trie);
+
+	varena_clear(&trie->leaves);
+	varena_clear(&trie->nodes);
+}
+
 void trie_destroy(struct trie *trie) {
 	varena_destroy(&trie->leaves);
 	varena_destroy(&trie->nodes);