--- deliantra/server/include/util.h	2007/02/15 15:43:36	1.37
+++ deliantra/server/include/util.h	2007/02/15 18:09:34	1.38
@@ -50,11 +50,17 @@
 // lots of stuff taken from FXT
 
 /* Rotate right. This is used in various places for checksumming */
-//TODO: this sucks, use a better checksum algo
+//TODO: that sucks, use a better checksum algo
 static inline uint32_t
-rotate_right (uint32_t c)
+rotate_right (uint32_t c, uint32_t count = 1)
 {
-  return (c << 31) | (c >> 1);
+  return (c << (32 - count)) | (c >> count);
+}
+
+static inline uint32_t
+rotate_left (uint32_t c, uint32_t count = 1)
+{
+  return (c >> (32 - count)) | (c << count);
 }
 
 // Return abs(a-b)