lib: add list_to_array

Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/lib/linklist.c b/lib/linklist.c
index 40c4b27169..43bc709325 100644
--- a/lib/linklist.c
+++ b/lib/linklist.c
@@ -334,3 +334,18 @@ struct listnode *listnode_add_force(struct list **list, void *val)
 		*list = list_new();
 	return listnode_add(*list, val);
 }
+
+void **list_to_array(struct list *list, void **arr, size_t arrlen)
+{
+	struct listnode *ln;
+	void *vp;
+	size_t idx = 0;
+
+	for (ALL_LIST_ELEMENTS_RO(list, ln, vp)) {
+		arr[idx++] = vp;
+		if (idx == arrlen)
+			break;
+	}
+
+	return arr;
+}