diff -r d0d95740071b -r d50b5dc1e058 src/cx/hash_key.h
--- a/src/cx/hash_key.h	Thu Feb 23 22:43:13 2023 +0100
+++ b/src/cx/hash_key.h	Sun Mar 05 10:55:32 2023 +0100
@@ -121,6 +121,14 @@
         size_t len
 );
 
+/**
+ * Computes a hash key from a UCX string.
+ *
+ * @param str the string
+ * @return the hash key
+ */
+#define cx_hash_key_cxstr(str) cx_hash_key((void*)(str).ptr, (str).length)
+
 #ifdef __cplusplus
 } // extern "C"
 #endif