1 files changed, 23 insertions, 0 deletions
diff --git a/src/caches/dcache_free.c b/src/caches/dcache_free.c
new file mode 100644
index 0000000..7937332
--- /dev/null
+++ b/src/caches/dcache_free.c
@@ -0,0 +1,23 @@
+/* ISC license. */
+
+#include <skalibs/alloc.h>
+#include <skalibs/gensetdyn.h>
+#include <skalibs/avltree.h>
+
+#include <s6-dns/dcache.h>
+
+static dcache_t const dcache_zero = DCACHE_ZERO ;
+
+static void dcache_node_free (void *p)
+{
+  alloc_free(((dcache_node_t *)p)->key.s) ;
+}
+
+void dcache_free (dcache_t *z)
+{
+  avltree_free(&z->by_expire) ;
+  avltree_free(&z->by_entry) ;
+  avltree_free(&z->by_key) ;
+  gensetdyn_deepfree(&z->storage, &dcache_node_free) ;
+  *z = dcache_zero ;
+}