expected = errcode;
        } else {
            // Positive values not in DOS_ERROR_CODES map to NT_STATUS_UNSUCCESSFUL
            expected = NtStatus.NT_STATUS_UNSUCCESSFUL;
        }
        assertEquals(expected, ex.getNtStatus(), "Status should match mapping or fallback");
    }

    /**
     * Verify that root causes are stored and returned correctly.
     */

            } else {
                // second next -> no more files
                setField(resp, jcifs.internal.smb1.trans.SmbComTransactionResponse.class, "status", NtStatus.NT_STATUS_NO_MORE_FILES);
                setField(resp, Trans2FindFirst2Response.class, "lastName", null);
            }
            resp.received();
            return resp;
        });

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import jcifs.smb1.Config;
import jcifs.smb1.UniAddress;
import jcifs.smb1.smb1.NtStatus;
import jcifs.smb1.smb1.NtlmChallenge;
import jcifs.smb1.smb1.NtlmPasswordAuthentication;
import jcifs.smb1.smb1.SmbAuthException;
import jcifs.smb1.smb1.SmbSession;
import jcifs.smb1.util.Base64;

                log.warn("Failed to set file attributes on " + path, e);
            } catch (final SmbException se) {
                log.trace("copyTo0", se);
                if (se.getNtStatus() != NtStatus.NT_STATUS_ACCESS_DENIED && se.getNtStatus() != NtStatus.NT_STATUS_OBJECT_NAME_COLLISION) {
                    throw se;
                }
            }
        }

        // Act & Assert
        SmbException thrown = assertThrows(SmbException.class, () -> {
            new LsaPolicyHandle(mockDcerpcHandle, server, access);
        });

        // In smb1, non-NTSTATUS error codes get mapped to NT_STATUS_UNSUCCESSFUL (0xC0000001)
        assertEquals(0xC0000001, thrown.getNtStatus()); // NT_STATUS_UNSUCCESSFUL
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));

                }
            }

            try {
                return sess.send(request, response, params);
            } catch (final SmbException se) {
                if (se.getNtStatus() == NtStatus.NT_STATUS_NETWORK_NAME_DELETED) {
                    /*
                     * Someone removed the share while we were
                     * connected. Bastards! Disconnect this tree

import jcifs.NameServiceClient;
import jcifs.SmbConstants;
import jcifs.config.PropertyConfiguration;
import jcifs.context.BaseContext;
import jcifs.netbios.NbtAddress;
import jcifs.smb.DfsReferral;
import jcifs.smb.NtStatus;
import jcifs.smb.NtlmPasswordAuthentication;
import jcifs.smb.SmbAuthException;
import jcifs.smb.SmbException;
import jcifs.smb.SmbFile;
import jcifs.smb.SmbFileInputStream;

/**

        assertTrue(ex.getMessage().contains("Did not receive response"));
    }

    // If the request is cancelled (NTSTATUS 0xC0000120), return null
    @Test
    @DisplayName("watch() returns null when request cancelled (NTSTATUS 0xC0000120)")
    void watch_sendCancelled_returnsNull() throws Exception {
        when(handle.isValid()).thenReturn(true);

        SmbEndOfFileException ex = new SmbEndOfFileException();

        // Assert
        assertEquals("Unexpectedly reached end of file", ex.getMessage(), "Default message must match");
        assertEquals(NtStatus.NT_STATUS_UNSUCCESSFUL, ex.getNtStatus(), "Default NT status should be UNSUCCESSFUL");
        assertNull(ex.getCause(), "Cause should be null by default");
        assertNull(ex.getRootCause(), "Root cause should be null by default");

import jcifs.Address;
import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.Config;
import jcifs.config.PropertyConfiguration;
import jcifs.context.BaseContext;
import jcifs.netbios.UniAddress;
import jcifs.smb.NtStatus;
import jcifs.smb.NtlmChallenge;
import jcifs.smb.NtlmPasswordAuthentication;
import jcifs.smb.SmbAuthException;
import jcifs.smb.SmbException;
import jcifs.smb.SmbSessionInternal;
import jcifs.smb.SmbTransportInternal;