private byte[] pipe_buf = new byte[INIT_PIPE_SIZE];
    private int beg_idx, nxt_idx, used;
    private final boolean dcePipe;

    Object lock;

    TransactNamedPipeInputStream(final SmbNamedPipe pipe) throws SmbException, MalformedURLException, UnknownHostException {
        super(pipe, pipe.pipeType & 0xFFFF00FF | SmbFile.O_EXCL);
        this.dcePipe = (pipe.pipeType & SmbNamedPipe.PIPE_TYPE_DCE_TRANSACT) != SmbNamedPipe.PIPE_TYPE_DCE_TRANSACT;

        assertEquals(1, od.getChunksWritten());
        assertEquals(2, od.getChunkBytesWritten());
        assertEquals(3, od.getTotalBytesWritten());

        // Type mismatch should raise SmbException
        assertThrows(SmbException.class, () -> resp.getOutputData(SrvRequestResumeKeyResponse.class));
    }

    @Test
    void decodesPipePeekOnBufferOverflowStatus() throws Exception {

 * This exception is thrown when resource issues occur such as:
 * - File handle leaks
 * - Connection pool exhaustion
 * - Memory allocation failures
 * - Quota exceeded
 */
public class SmbResourceException extends SmbException {

    private static final long serialVersionUID = 1L;

    /**
     * Resource type that caused the error
     */
    public enum ResourceType {

            // To test this properly, we would need to mock connect0() and the tree object.
            // This is a limitation of unit testing such a coupled class.
            // We expect an SmbException because it will try to connect.
            assertThrows(SmbException.class, () -> share.getType());
        }

        @Test
        public void testIsHiddenForDollarShare() throws Exception {

        }

        @Override
        public SSPContext createContext(CIFSContext tc, String targetDomain, String host, byte[] initialToken, boolean doSigning)
                throws SmbException {
            // Validate required argument and interact with the provided CIFSContext
            if (tc == null) {
                throw new NullPointerException("tc");
            }

        assertEquals(SmbConstants.TYPE_COMM, tree3.getTreeType());
    }

    // Test case for DFS related methods
    @Test
    void testDfs() throws SmbException {
        SmbTreeImpl tree = new SmbTreeImpl(session, "SHARE", "A:");
        assertFalse(tree.isDfs());
        assertFalse(tree.isInDomainDfs());
        tree.markDomainDfs();

        response.setExtended(true);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.SmbFile#getType()
     */
    @Override
    public int getType() throws SmbException {
        return TYPE_NAMED_PIPE;
    }

    /**
     * @return the pipe type
     */
    @Override
    public int getPipeType() {
        return this.pipeType;
    }

    /**

     */
    @Override
    public void getUserSessionKey(final CIFSContext tc, final byte[] chlng, final byte[] dest, final int offset) throws SmbException {
        if (this.hashesExternal) {
            return;
        }
        super.getUserSessionKey(tc, chlng, dest, offset);
    }

import jcifs.internal.smb1.com.SmbComReadAndXResponse;
import jcifs.internal.smb1.trans.nt.SmbComNtCancel;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.SmbException;
import jcifs.smb.SmbTransportInternal;

/**
 * Unit tests for SMB1SigningDigest
 */
public class SMB1SigningDigestTest {

    @Mock
    private SmbTransportInternal mockTransport;

    @Mock

import jcifs.smb1.netbios.NbtAddress;
import jcifs.smb1.smb1.DfsReferral;
import jcifs.smb1.smb1.NtStatus;
import jcifs.smb1.smb1.NtlmPasswordAuthentication;
import jcifs.smb1.smb1.SmbAuthException;
import jcifs.smb1.smb1.SmbException;
import jcifs.smb1.smb1.SmbFile;
import jcifs.smb1.smb1.SmbFileInputStream;
import jcifs.smb1.smb1.SmbSession;
import jcifs.smb1.util.Base64;
import jcifs.smb1.util.LogStream;
import jcifs.smb1.util.MimeMap;