// Send FSCTL_QUERY_NETWORK_INTERFACE_INFO
        Smb2IoctlRequest request = new Smb2IoctlRequest();
        request.setCtlCode(FSCTL_QUERY_NETWORK_INTERFACE_INFO);
        request.setFileId(new byte[16]);  // Use session ID
        request.setMaxOutputResponse(65536);
        
        Smb2IoctlResponse response = (Smb2IoctlResponse) session.send(request);
        

import jcifs.internal.smb2.rdma.RdmaProvider;

/**
 * TCP fallback RDMA provider.
 *
 * This provider uses regular TCP connections but maintains the RDMA
 * interface for compatibility. It only supports send/receive operations
 * and does not provide true RDMA read/write capabilities.
 */
public class TcpRdmaProvider implements RdmaProvider {

    /**
     * Creates a new TCP RDMA provider instance
     */

        }
    }

    @Override
    public void send(ByteBuffer data, RdmaMemoryRegion region) throws IOException {
        if (state != RdmaConnectionState.ESTABLISHED && state != RdmaConnectionState.CONNECTED) {
            throw new IOException("Connection not established");
        }

        try {
            // In real implementation, this would send using DiSNI:

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Mock witness service for integration testing.
 * Simulates a basic witness service that can accept registrations
 * and send notifications.
 */
public class MockWitnessService implements AutoCloseable {
    private static final Logger log = LoggerFactory.getLogger(MockWitnessService.class);

    private ServerSocket serverSocket;

        when(response.getService()).thenReturn("A:");
        when(response.isValidTid()).thenReturn(true);
        when(response.getTid()).thenReturn(1);
        when(session.send(any(), any())).thenReturn(response);
        when(config.isIpcSigningEnforced()).thenReturn(false);

        SmbTreeImpl tree = new SmbTreeImpl(session, "SHARE", "A:");
        tree.treeConnect(null, null);

    }

    <T extends CommonServerMessageBlockResponse> T send(CommonServerMessageBlockRequest request, T response) throws CIFSException {
        return send(request, response, Collections.<RequestParam> emptySet());
    }

    <T extends CommonServerMessageBlockResponse> T send(CommonServerMessageBlockRequest request, T response, Set<RequestParam> params)
            throws CIFSException {

        }

        int r, n;
        final SmbComReadAndXResponse response = new SmbComReadAndXResponse(b, off);
        do {
            r = len > readSize ? readSize : len;
            file.send(new SmbComReadAndX(file.fid, fp, r, null), response);
            n = response.dataLength;
            if (n <= 0) {
                return (int) (fp - start > 0L ? fp - start : -1);
            }
            fp += n;

                createReq.setShareAccess(FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE);

                // Send the create request
                final Smb2CreateResponse createResp = sh.send(createReq);

                try {
                    // Send the rename information
                    final Smb2SetInfoRequest setInfoReq = new Smb2SetInfoRequest(sh.getConfig());

                req.setMaxOutputResponse(16);
                req.setFlags(Smb2IoctlRequest.SMB2_O_IOCTL_IS_FSCTL);
                final Smb2IoctlResponse resp = th.send(req, RequestParam.NO_RETRY);
                return ((SrvPipePeekResponse) resp.getOutputData()).getReadDataAvailable();
            }

     *
     * @param config the configuration to use
     * @param fid the file ID of the named pipe
     * @param data the data buffer to send
     * @param off the offset in the data buffer
     * @param len the length of data to send
     */
    public TransTransactNamedPipe(final Configuration config, final int fid, final byte[] data, final int off, final int len) {