+#ifndef NSTRING_H
+#define NSTRING_H
+
+typedef struct nstring nstring_t;
+
+nstring_t *ns_alloc (const void *data, uint32_t len);
+
+int ns_cmp_raw (nstring_t *ns, const void *data, uint32_t len);
+const void *ns_data (nstring_t *ns);
+uint64_t ns_len (nstring_t *ns);
+#endif//NSTRING_H