public void reset(){
  System.arraycopy(initialState,0,chain,0,chain.length);
  ubiInit(PARAM_TYPE_MESSAGE);
}

public void reset ( ) { System . arraycopy ( initialState , 0 , chain , 0 , chain . length ) ; ubiInit ( PARAM_TYPE_MESSAGE ) ; }
reset the engine to the initial state ( with the key and any pre - message parameters , ready to accept message input .
