libowfat/cdb/cdb_hash.c

#include "cdb.h"

uint32 cdb_hashadd(uint32 h,unsigned char c) {
  h += (h << 5);
  return h ^ c;
}

uint32 cdb_hash(const unsigned char *buf,size_t len) {
  uint32 h;

  h = CDB_HASHSTART;
  while (len) {
    h = cdb_hashadd(h,*buf);
    ++buf;
    --len;
  }
  return h;
}