1 files changed, 16 insertions, 0 deletions
diff --git a/ref.h b/ref.h
new file mode 100644
index 0000000..1bc2a5c
--- /dev/null
+++ b/ref.h
@@ -0,0 +1,16 @@
+#pragma once
+
+#include "link.h"
+
+struct ref {
+	void *data;
+
+	struct link link;
+};
+
+struct ref *ref_init(void *data);
+void ref_free(struct ref *ref);
+
+void refs_free(struct link *head);
+int refs_incl(struct link *head, void *data);
+void refs_rm(struct link *head, void *data);