1 /* Public domain. */

     2 

     3 #include "cdb.h"

     4 

     5 uint32 cdb_hashadd(uint32 h,unsigned char c)

     6 {

     7   h += (h << 5);

     8   return h ^ c;

     9 }

    10 

    11 uint32 cdb_hash(char *buf,unsigned int len)

    12 {

    13   uint32 h;

    14 

    15   h = CDB_HASHSTART;

    16   while (len) {

    17     h = cdb_hashadd(h,*buf++);

    18     --len;

    19   }

    20   return h;

    21 }