}

    @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

        offset += 8;
        SMBUtil.writeInt4(expectedNumberOfLinks, buffer, offset);
        offset += 4;
        buffer[offset++] = (byte) (expectedDeletePending ? 1 : 0);
        buffer[offset++] = (byte) (expectedDirectory ? 1 : 0);

        // Decode and verify
        fileStandardInfo.decode(buffer, 0, buffer.length);
        assertEquals(expectedEndOfFile, fileStandardInfo.getSize());
    }

        // The validation in getBuffer() ensures size is within bounds (0 < size <= 1MB)
        assertTrue(buffer.length > 0, "Buffer size should be positive");
        assertTrue(buffer.length <= 0x100000, "Buffer size should not exceed 1MB");
    }

    /**
     * Test that releaseBuffer validates buffer before accepting it.
     */
    @Test

        // Given
        byte[] buffer = new byte[256];
        SMBUtil.writeInt2(16, buffer, 0);
        buffer[2] = (byte) 0xFF; // Max share type
        buffer[3] = 0;
        SMBUtil.writeInt4(0xFFFFFFFF, buffer, 4); // Max share flags
        SMBUtil.writeInt4(0xFFFFFFFF, buffer, 8); // Max capabilities
        SMBUtil.writeInt4(0xFFFFFFFF, buffer, 12); // Max access

        // When

        // Skip 7 reserved bytes (1-7)
        // Skip 8 bytes for RootDirectory (8-15)
        SMBUtil.writeInt4(nameBytes.length, buffer, 16);
        System.arraycopy(nameBytes, 0, buffer, 20, nameBytes.length);

        FileRenameInformation2 info = new FileRenameInformation2();
        int bytesRead = info.decode(buffer, 0, buffer.length);

        assertEquals(20 + nameBytes.length, bytesRead);

        setPrivateField(cmd, "maxReferralLevel", 0x12AB);
        byte[] buffer = new byte[100];
        int len = cmd.writeParametersWireFormat(buffer, 0);
        assertTrue(len >= 2);
        // writeInt2 writes in little-endian format (LSB first)
        assertEquals(0xAB, buffer[0] & 0xFF);
        assertEquals(0x12, buffer[1] & 0xFF);
        // Check that the path is written after the referral level

        assertEquals(32, SMBUtil.readInt2(buffer, offset));

        // 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);

        byte[] buffer = new byte[100];
        int offset = 20;

        // Prepare data at offset
        int dataOffset = offset;
        SMBUtil.writeInt4(0, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt4(8, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt4(1000000, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt4(500000, buffer, dataOffset);

    /**
     * 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;

        domainInfo.name = new rpc.unicode_string();
        domainInfo.name.buffer = null;
        domainInfo.sid = null;

        // Encode to buffer
        byte[] buffer = new byte[1024];
        NdrBuffer encodeBuffer = new NdrBuffer(buffer, 0);
        domainInfo.encode(encodeBuffer);

        // Decode from buffer
        NdrBuffer decodeBuffer = new NdrBuffer(buffer, 0);
        lsarpc.LsarDomainInfo decodedInfo = new lsarpc.LsarDomainInfo();