+/*
+ * Convert a UUID to a human-readable, NULL-terminated, string of the form
+ * xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
+ *
+ * Assumes uuid_str is at least UUID_STR_LEN byte long.
+ */
+LTTNG_HIDDEN
+void lttng_uuid_to_str(const lttng_uuid uuid, char *uuid_str);
+
+LTTNG_HIDDEN
+bool lttng_uuid_is_equal(const lttng_uuid a, const lttng_uuid b);
+
+LTTNG_HIDDEN
+bool lttng_uuid_is_nil(const lttng_uuid uuid);
+
+LTTNG_HIDDEN
+void lttng_uuid_copy(lttng_uuid dst, const lttng_uuid src);
+