securityProvider.unwrap(buf);
            }

            buf.setIndex(0);

            msg.decode_header(buf);

            off = 24;
            if (msg.ptype == 2 && !msg.isFlagSet(DCERPC_LAST_FRAG)) {
                off = msg.length;
            }

            frag = null;
            fbuf = null;
            while (!msg.isFlagSet(DCERPC_LAST_FRAG)) {

     * @throws DcerpcException
     * @throws NdrException
     */
    private byte[] receiveMoreFragments(final DcerpcMessage msg, byte[] in) throws IOException, DcerpcException, NdrException {
        int off = msg.ptype == 2 ? msg.length : 24;
        final byte[] fragBytes = new byte[this.max_recv];
        final NdrBuffer fragBuf = new NdrBuffer(fragBytes, 0);
        while (!msg.isFlagSet(DCERPC_LAST_FRAG)) {