protected final ByteBuffer buffer;
    protected final EnumSet<RdmaAccess> accessFlags;
    protected final int localKey;
    protected final int remoteKey;
    protected final long address;
    protected volatile boolean valid;
    
    public RdmaMemoryRegion(ByteBuffer buffer, EnumSet<RdmaAccess> access) {
        this.buffer = buffer;
        this.accessFlags = access;

    }

    @Override
    public int decode(final byte[] buffer, final int bufferIndex) throws SMBProtocolDecodingException {
        return decode(buffer, bufferIndex, false);
    }

    /**
     * Decodes the SMB2 message from the buffer.
     *
     * @param buffer the buffer containing the message
     * @param bufferIndex the starting position in the buffer
     * @param compound whether this is part of a compound chain

        // Prepare buffer with offset
        long expectedValue = 0xAAAABBBBCCCCDDDDL;
        byte[] buffer = new byte[20];
        int offset = 7;
        SMBUtil.writeInt8(expectedValue, buffer, offset);

        // Decode from offset
        int bytesRead = fileInfo.decode(buffer, offset, buffer.length - offset);

        assertEquals(8, bytesRead);

    /**
     * Buffer type for server checksum signature.
     */
    int SERVER_CHECKSUM = 6;
    /**
     * Buffer type for privilege server (KDC) checksum signature.
     */
    int PRIVSVR_CHECKSUM = 7;

    /**
     * Buffer type for client name information.
     */
    int CLIENT_NAME_TYPE = 0xA;
    /**
     * Buffer type for constrained delegation information.
     */
    int CONSTRAINT_DELEGATIION_TYPE = 0xB;

                // otherwise extend the buffer
                buffer = Arrays.copyOf(buffer, buffer.length + DEFAULT_BUFFER_LENGTH);
            }
        }

        buffer[end++] = (byte) b;
    }

    @Override
    public void flush() {
        if (end == start) {
            return;
        }
        logLine(new String(buffer, start, end - start));
        start = end;
    }

        bufferIndex += 2;
        this.size = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.serverType = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.rflags = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        if (this.version == 3) {
            this.proximity = SMBUtil.readInt2(buffer, bufferIndex);
            bufferIndex += 2;

        byte[] buffer = new byte[28];

        // Fill resume key with test pattern
        for (int i = 0; i < 24; i++) {
            buffer[i] = (byte) (i + 1);
        }

        // Add context length (reserved) - 4 bytes
        buffer[24] = 0x00;
        buffer[25] = 0x00;
        buffer[26] = 0x00;
        buffer[27] = 0x00;

        // Decode

        assertNotNull(emptyUnicodeStringTrue.buffer, "Buffer should not be null for empty string with zterm");
        assertEquals(1, emptyUnicodeStringTrue.buffer.length, "Buffer length should be 1 for empty string with zterm");
        assertEquals(0, emptyUnicodeStringTrue.buffer[0], "Buffer should contain only zero for empty string with zterm");

        // Test with an empty string and zterm = false

        byte[] buffer = new byte[100];

        // Define behavior
        when(mockFileInfo.decode(buffer, 0, 100)).thenReturn(8);

        // Test decode
        int decoded = mockFileInfo.decode(buffer, 0, 100);
        assertEquals(8, decoded);

        // Verify interaction
        verify(mockFileInfo).decode(buffer, 0, 100);
    }

    /**

        Object obj;
    }

    /**
     * The underlying byte buffer containing the NDR data.
     */
    public byte[] buf;

    /**
     * The starting position in the buffer.
     */
    public int start;

    /**
     * The current position in the buffer.
     */
    public int index;

    /**
     * The length of data in the buffer.
     */
    public int length;

    /**