}

            if ( ( msg.flags & ( DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG ) ) != ( DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG ) ) {
                buf.start = off;
                buf.reset();
                msg.encode_header(buf);
                buf.enc_ndr_long(msg.alloc_hint);
                buf.enc_ndr_short(0); /* context id */
                buf.enc_ndr_short(msg.getOpnum());
            }

        try {
            int off, tot, n;

            buf = new NdrBuffer(stub, 0);

            msg.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
            msg.call_id = call_id++;

            msg.encode(buf);

            if (securityProvider != null) {
                buf.setIndex(0);
                securityProvider.wrap(buf);
            }

            tot = buf.getLength() - 24;
            off = 0;