--- /dev/null
+#ifndef NSTRING_H
+#define NSTRING_H
+
+typedef struct nstring {
+ uint32_t len;
+ char data[];
+} nstring_t;
+
+nstring_t * ns_alloc (uint32_t len);
+int ns_cmp (const nstring_t *ns1, const nstring_t *ns2);
+uint32_t ns_hash (const nstring_t *ns);
+nstring_t * ns_dup (const nstring_t *ns);
+
+#endif//NSTRING_H