}

    /**
     * Gets the offset in the data buffer.
     *
     * @return the offset
     */
    public final int getOffset() {
        return this.offset;
    }

    /**
     * Adjusts the offset by the specified amount.
     *
     * @param n the amount to adjust the offset
     */
    public void adjustOffset(final int n) {
        this.offset += n;
    }

    /**

     *
     * @param data the data buffer
     * @param offset the offset in the buffer
     * @param length the length of data to compress
     * @param algorithm the compression algorithm to use
     * @return the compressed data
     * @throws CIFSException if compression fails
     */
    byte[] compress(byte[] data, int offset, int length, int algorithm) throws CIFSException;

        // Verify notify flags
        assertEquals(Smb2ChangeNotifyRequest.SMB2_WATCH_TREE, SMBUtil.readInt2(buffer, offset + 2));

        // Verify output buffer length
        assertEquals(8192, SMBUtil.readInt4(buffer, offset + 4));

        // Verify file ID
        byte[] readFileId = new byte[16];
        System.arraycopy(buffer, offset + 8, readFileId, 0, 16);

			"SELECT * FROM `users` LIMIT ?",
			[]interface{}{limit10},
		},
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.Limit{Limit: &limit10, Offset: 20}, clause.Limit{Offset: 30}, clause.Limit{Limit: &limitNeg10}},
			"SELECT * FROM `users` OFFSET ?",
			[]interface{}{30},
		},
		{

        buffer[offset] = 0x01; // revision
        buffer[offset + 1] = 0x00; // padding
        SMBUtil.writeInt2(0x8004, buffer, offset + 2); // type
        SMBUtil.writeInt4(0, buffer, offset + 4); // owner offset
        SMBUtil.writeInt4(0, buffer, offset + 8); // group offset
        SMBUtil.writeInt4(0, buffer, offset + 12); // SACL offset
        SMBUtil.writeInt4(20, buffer, offset + 16); // DACL offset

  }

  private static long hashLength33To64(byte[] bytes, int offset, int length) {
    long z = load64(bytes, offset + 24);
    long a = load64(bytes, offset) + (length + load64(bytes, offset + length - 16)) * K0;
    long b = rotateRight(a + z, 52);
    long c = rotateRight(a, 37);
    a += load64(bytes, offset + 8);
    c += rotateRight(a, 7);
    a += load64(bytes, offset + 16);
    long vf = a + z;

        // Length = 5, Offset = 8
        ByteBuffer buffer = ByteBuffer.wrap(data).order(ByteOrder.LITTLE_ENDIAN);
        buffer.putShort(0, (short) content.length); // Length
        buffer.putShort(2, (short) content.length); // MaxLength (not used by readSecurityBuffer, but typically same as length)
        buffer.putInt(4, 8); // Offset

        buffer.putShort((short) 0x8004); // Control flags (SE_DACL_PRESENT | SE_SELF_RELATIVE)
        buffer.putInt(20); // Owner offset
        buffer.putInt(40); // Group offset
        buffer.putInt(0); // SACL offset (null)
        buffer.putInt(60); // DACL offset

        // Owner SID at offset 20
        buffer.position(20);
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x01); // SubAuthorityCount

     */
    public static final int SMB2_LOCKFLAG_FAIL_IMMEDIATELY = 0x10;

    private final long offset;
    private final long length;
    private final int flags;

    /**
     * Constructs an SMB2 lock element with the specified parameters.
     *
     * @param offset the byte offset in the file where the lock begins
     * @param length the number of bytes to lock

        this.readLength = readLength;
    }

    /**
     * Sets the file offset from which to start reading
     *
     * @param offset
     *            the offset to set
     */
    public void setOffset(final long offset) {
        this.offset = offset;
    }

    /**
     * Sets the minimum number of bytes that must be read for the operation to succeed
     *