private final int pipeDataOff, pipeDataLen;

    /**
     * Constructs a TransCallNamedPipe request to write data to a named pipe.
     *
     * @param config the SMB configuration
     * @param pipeName the name of the pipe to call
     * @param data the data buffer to write to the pipe
     * @param off the offset in the data buffer
     * @param len the length of data to write
     */

import org.slf4j.LoggerFactory;

import jcifs.Configuration;
import jcifs.internal.util.SMBUtil;

/**
 * SMB1 transaction subcommand for transacting with a named pipe.
 *
 * This class implements the TRANS_TRANSACT_NAMED_PIPE transaction which
 * combines writing data to a pipe and reading the response in a single operation.
 * This is more efficient than separate write and read operations.
 */

    }

    /**
     * Tests the readDataWireFormat method when the pipe has a valid input stream.
     */
    @Test
    void testReadDataWireFormat_withPipeIn() {
        // Setup the mock pipe and its input stream
        mockPipe.pipeIn = mockPipeIn;
        // The 'lock' field in TransactNamedPipeInputStream needs to be a real object for synchronization

# exec".
# Important: "tfrun foo | bar" is "( tfrun foo ) | bar", not "tfrun (foo | bar)".
# Therefore, "tfrun" commands cannot include pipes -- which is
# probably for the better. If a pipe is necessary for something, it is probably
# complex. Write a well-documented script under utilities/ to encapsulate the
# functionality instead.
tfrun() { "$@"; }

        assertTrue(result.contains("pipeName=null"));
    }

    @ParameterizedTest
    @NullAndEmptySource
    @ValueSource(strings = { "\\PIPE\\test", "testpipe", "\\\\server\\pipe\\test", " ", "pipe with spaces" })
    @DisplayName("toString should handle various pipe names")
    void testToStringWithVariousPipeNames(String pipeName) {
        // Arrange

    }

    /**
     * This stream class is unbuffered. Therefore this method will always
     * return 0 for streams connected to regular files. However, a
     * stream created from a Named Pipe this method will query the server using a
     * "peek named pipe" operation and return the number of available bytes
     * on the server.
     */
    @Override
    public int available() throws IOException {

/**
 * Response for SMB1 TRANS_WAIT_NAMED_PIPE transaction.
 *
 * This response is received after waiting for a named pipe to become available
 * for connection when the pipe server was busy.
 */
public class TransWaitNamedPipeResponse extends SmbComTransactionResponse {

    /**
     * Constructs a response for a wait named pipe request.
     *
     * @param config the configuration to use
     */

            return 0;
        }

        try {
            pipe = (SmbNamedPipe) file;
            file.open(SmbFile.O_EXCL, pipe.pipeType & 0xFF0000, SmbFile.ATTR_NORMAL, 0);

            req = new TransPeekNamedPipe(file.unc, file.fid);
            resp = new TransPeekNamedPipeResponse(pipe);

            pipe.send(req, resp);
            if (resp.status == TransPeekNamedPipeResponse.STATUS_DISCONNECTED

 *
 * This response contains the data returned from the named pipe
 * after a transact operation (write then read) has been completed.
 */
public class TransTransactNamedPipeResponse extends SmbComTransactionResponse {

    private final byte[] outputBuffer;

    /**
     * Constructs a response for a named pipe transaction.
     *
     * @param config the configuration to use

    /**
     * Share type constant for disk shares (file shares).
     */
    public static final byte SMB2_SHARE_TYPE_DISK = 0x1;
    /**
     * Share type constant for named pipe shares (IPC).
     */
    public static final byte SMB2_SHARE_TYPE_PIPE = 0x2;
    /**
     * Share type constant for printer shares.
     */
    public static final byte SMB2_SHARE_TYPE_PRINT = 0x3;

    /**