question: reset the mac generator . concode_field_sep BlockCipher cipher concode_elem_sep BlockCipherPadding padding concode_elem_sep byte[] buf concode_elem_sep int bufOff concode_elem_sep int macSize concode_elem_sep byte[] mac concode_field_sep void init concode_elem_sep String getAlgorithmName concode_elem_sep void update concode_elem_sep void update concode_elem_sep int getMacSize concode_elem_sep int doFinal
target: void function ( ) { for ( int loc0 = 0 ; loc0 < buf . length ; loc0 ++ ) { buf [ loc0 ] = 0 ; } bufOff = 0 ; cipher . reset ( ) ; }