.thenReturn(0); // flags
            when(mockBuffer.dec_ndr_long()).thenReturn(0x00000010) // Data representation
                    .thenReturn(1) // call_id
                    .thenReturn(100) // alloc_hint
                    .thenReturn(0); // From TestDcerpcMessage.decode_out
            when(mockBuffer.dec_ndr_short()).thenReturn(100) // length
                    .thenReturn(0) // auth_value length

                    n = max_xmit - 24;
                } else {
                    msg.flags |= DCERPC_LAST_FRAG;
                    isDirect = false;
                    msg.alloc_hint = n;
                }

                msg.length = 24 + n;

                if (off > 0) {
                    msg.flags &= ~DCERPC_FIRST_FRAG;
                }

                msg.flags &= ~DCERPC_LAST_FRAG;
                fragSize = this.max_xmit - 24;
            } else {
                msg.flags |= DCERPC_LAST_FRAG;
                msg.alloc_hint = fragSize;
            }

            msg.length = 24 + fragSize;

            if (off > 0) {
                msg.flags &= ~DCERPC_FIRST_FRAG;
            }