From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 18 Sep 2014 18:55:44 +0000
Subject: initial commit with rc for skalibs-2.0.0.0

---
 src/libstddjb/cdb_hash.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/libstddjb/cdb_hash.c

(limited to 'src/libstddjb/cdb_hash.c')

diff --git a/src/libstddjb/cdb_hash.c b/src/libstddjb/cdb_hash.c
new file mode 100644
index 0000000..9eedf54
--- /dev/null
+++ b/src/libstddjb/cdb_hash.c
@@ -0,0 +1,17 @@
+/* ISC license. */
+
+#include <skalibs/uint32.h>
+#include <skalibs/cdb.h>
+
+uint32 cdb_hashadd (uint32 h, unsigned char c)
+{
+  h += (h << 5) ;
+  return h ^ c ;
+}
+
+uint32 cdb_hash (char const *buf, unsigned int len)
+{
+  uint32 h = CDB_HASHSTART ;
+  while (len--) h = cdb_hashadd(h, *buf++) ;
+  return h ;
+}
-- 
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