}
        else {
            javaChecksum = sun.security.krb5.internal.crypto.Aes256.calculateChecksum(keybytes, usage, bytes, 0, bytes.length);
        }

        byte[] mac = PacMac.calculateMacHMACAES(usage, makeKey(keybytes, keybytes.length == 16 ? 17 : 18), bytes);
        checkBytes(javaChecksum, mac);
        checkBytes(Hex.decode(expect), mac);
    }

    /**
     * Writes the specified byte to this file output stream.
     *
     * @throws IOException
     *             if a network error occurs
     */

    @Override
    public void write ( int b ) throws IOException {
        this.tmp[ 0 ] = (byte) b;
        write(this.tmp, 0, 1);
    }


    /**
     * Writes b.length bytes from the specified byte array to this
     * file output stream.

                // + 8 byte query response overhead
                // + 110 bytes entry
                // -> 1022 predicted message size <= 1023 maximum buffer size
                // 112 bytes to alignment
                // -> aligned to 1024 > 1023 maximum buffer size

                // 110 byte entry = 16 byte name = 8 char length
                try ( SmbResource r = f.resolve(repeat('Y', 8)) ) {
                    r.createNewFile();

     * 
     * @return receive buffer size, in bytes
     * @deprecated use getReceiveBufferSize instead
     */
    @Deprecated
    int getRecieveBufferSize ();


    /**
     * 
     * Property <tt>jcifs.smb.client.rcv_buf_size</tt> (int, default 65535)
     * 
     * @return receive buffer size, in bytes
     */
    int getReceiveBufferSize ();


    /**
     * 

            this.andxCommand = (byte) 0xFF;
            this.andx = null;

            dst[ start + ANDX_COMMAND_OFFSET ] = (byte) 0xFF;
            dst[ start + ANDX_RESERVED_OFFSET ] = (byte) 0x00;
            // dst[start + ANDX_OFFSET_OFFSET] = (byte)0x00;
            // dst[start + ANDX_OFFSET_OFFSET + 1] = (byte)0x00;

        this.localPid = (int) ( Math.random() * 65536d );
        this.localTimeZone = TimeZone.getDefault();
        this.random = new SecureRandom();

        if ( this.machineId == null ) {
            byte[] mid = new byte[32];
            this.random.nextBytes(mid);
            this.machineId = mid;
        }

        if ( this.nativeOs == null ) {
            this.nativeOs = System.getProperty("os.name");
        }