*/
    int NTLMSSP_NEGOTIATE_UNICODE = 0x00000001;

    /**
    * Indicates whether OEM strings are supported or used.
    */
    int NTLMSSP_NEGOTIATE_OEM = 0x00000002;

    /**
    * Indicates whether the authentication target is requested from
    * the server.
    */
    int NTLMSSP_REQUEST_TARGET = 0x00000004;

    /**

    assertThat(header.length).isEqualTo(Long.MAX_VALUE)
  }

  @Test fun `decode length overflowing Long`() {
    val buffer =
      Buffer()
        .writeByte(0b00000010)
        .writeByte(0b10001000)
        .writeByte(0b10000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)

        int[] attributes = { 0x00000001, // FILE_ATTRIBUTE_READONLY
                0x00000002, // FILE_ATTRIBUTE_HIDDEN
                0x00000004, // FILE_ATTRIBUTE_SYSTEM
                0x00000010, // FILE_ATTRIBUTE_DIRECTORY
                0x00000020, // FILE_ATTRIBUTE_ARCHIVE
                0x00000080, // FILE_ATTRIBUTE_NORMAL
                0x00000100, // FILE_ATTRIBUTE_TEMPORARY

                // Known NT status code - NT_STATUS_UNSUCCESSFUL
                Arguments.of(0xC0000001, "A device attached to the system is not functioning."),
                Arguments.of(0x00000000, "NT_STATUS_SUCCESS"),
                // An error that maps via DOS mapping
                Arguments.of(0x00000002, SmbException.getMessageByCode(0x00000002)),
                // Unknown code → hex string (uppercase)

     */
    public static final int SMB2_FLAGS_SIGNED = 0x00000008;
    /**
     * Mask for message priority bits.
     */
    public static final int SMB2_FLAGS_PRIORITY_MASK = 0x00000070;
    /**
     * Flag indicating the operation is a DFS operation.
     */
    public static final int SMB2_FLAGS_DFS_OPERATIONS = 0x10000000;
    /**
     * Flag indicating this is a replay operation.
     */

 */
public interface DcerpcError {

    /**
     * Generic fault code for other errors
     */
    int DCERPC_FAULT_OTHER = 0x00000001;
    /**
     * Access denied fault code
     */
    int DCERPC_FAULT_ACCESS_DENIED = 0x00000005;
    /**
     * Cannot perform operation fault code
     */
    int DCERPC_FAULT_CANT_PERFORM = 0x000006D8;
    /**
     * NDR encoding error fault code

        assertTrue((DcerpcError.DCERPC_FAULT_UNK_IF & 0xFF000000) == 0x1C000000, "DCERPC_FAULT_UNK_IF should be in 0x1C range");
        assertTrue((DcerpcError.DCERPC_FAULT_PROTO_ERROR & 0xFF000000) == 0x1C000000, "DCERPC_FAULT_PROTO_ERROR should be in 0x1C range");
    }

    @Test
    @DisplayName("Should verify DcerpcException uses fault codes correctly")

        @DisplayName("Should preserve other flags when setting signed flag")
        void testSignPreservesOtherFlags() {
            // Set initial flags with some existing flags
            int initialFlags = 0x00000001 | 0x00000002 | 0x00000004;
            SMBUtil.writeInt4(initialFlags, data, 16);

            digest.sign(data, 0, data.length, request, response);

            int flags = SMBUtil.readInt4(data, 16);

            0x00100000, // SYNCHRONIZE
            0x10000000, // GENERIC_ALL
            0x20000000, // GENERIC_EXECUTE
            0x40000000, // GENERIC_WRITE
            0x80000000 // GENERIC_READ (as int will be negative)
    })
    void testVariousAccessMaskValues(int accessMask) {
        ace.access = accessMask;
        assertEquals(accessMask, ace.getAccessMask());
    }

    @Test

     */

    static final int FILE_OVERWRITE_IF = 0x5;

    // create options
    static final int FILE_WRITE_THROUGH = 0x00000002;
    static final int FILE_SEQUENTIAL_ONLY = 0x00000004;
    static final int FILE_SYNCHRONOUS_IO_ALERT = 0x00000010;
    static final int FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020;

    // security flags
    static final int SECURITY_CONTEXT_TRACKING = 0x01;
    static final int SECURITY_EFFECTIVE_ONLY = 0x02;