alloc_hint = length - alloc_hint_index;
            buf.enc_ndr_long(alloc_hint);
        }

        buf.setIndex(start);
        encode_header(buf);
        buf.setIndex(start + length);
    }
    public void decode(NdrBuffer buf) throws NdrException {
        decode_header(buf);

        if (ptype != 12 && ptype != 2 && ptype != 3 && ptype != 13)
            throw new NdrException("Unexpected ptype: " + ptype);

            buf.enc_ndr_long(this.alloc_hint);
        }

        buf.setIndex(start);
        encode_header(buf);
        buf.setIndex(start + this.length);
    }


    @Override
    public void decode ( NdrBuffer buf ) throws NdrException {
        decode_header(buf);

        if ( this.ptype != 12 && this.ptype != 2 && this.ptype != 3 && this.ptype != 13 )