1 files changed, 9 insertions, 0 deletions
diff --git a/src/libstddjb/cdb_hashadd.c b/src/libstddjb/cdb_hashadd.c
new file mode 100644
index 0000000..426fb95
--- /dev/null
+++ b/src/libstddjb/cdb_hashadd.c
@@ -0,0 +1,9 @@
+/* ISC license. */
+
+#include "cdb-internal.h"
+
+uint32_t cdb_hashadd (uint32_t h, uint8_t c)
+{
+  h += (h << 5) ;
+  return h ^ c ;
+}