cache[i] = null;
                        freeBuffers--;
                        return buf;
                    }
                }
            }

            buf = new byte[SmbComTransaction.TRANSACTION_BUF_SIZE];

            return buf;
        }
    }
    static void getBuffers( SmbComTransaction req, SmbComTransactionResponse rsp ) {
        synchronized( cache ) {
            req.txn_buf = getBuffer();

import java.io.UnsupportedEncodingException;

class NetShareEnum extends SmbComTransaction {

    private static final String DESCR = "WrLeh\u0000B13BWz\u0000";

    NetShareEnum() {
        command = SMB_COM_TRANSACTION;
        subCommand = NET_SHARE_ENUM; // not really true be used by upper logic
        name = new String( "\\PIPE\\LANMAN" );
        maxParameterCount = 8;

//        maxDataCount = 4096; why was this set?

     * @param fid
     * @param data
     * @param off
     * @param len
     */
    public TransTransactNamedPipe ( Configuration config, int fid, byte[] data, int off, int len ) {
        super(config, SMB_COM_TRANSACTION, TRANS_TRANSACT_NAMED_PIPE);
        this.pipeFid = fid;
        this.pipeData = data;
        this.pipeDataOff = off;
        this.pipeDataLen = len;
        this.maxParameterCount = 0;

import org.checkerframework.checker.nullness.qual.Nullable;

public final class InterruptibleTaskTest extends TestCase {

  // Regression test for a deadlock where a task could be stuck busy waiting for the task to
  // transition to DONE
  public void testInterruptThrows() throws Exception {
    final CountDownLatch isInterruptibleRegistered = new CountDownLatch(1);
    InterruptibleTask<@Nullable Void> task =

 *         .transformAsync((closer, transaction) -> transaction.queryClosingFuture("..."), executor)
 *         .transform((closer, result) -> result.get("userName"), directExecutor())
 *         .catching(DBException.class, e -> "no user", directExecutor())
 *         .finishToFuture();
 * }</pre>
 *
 * In this example, when the {@code userName} {@link Future} is done, the transaction and the query

 * href="https://github.com/ReactiveX/RxAndroid">RxAndroid</a> extension if you are building for
 * Android) or <a href="https://projectreactor.io/">Project Reactor</a>. (For the basics of
 * translating code from using an event bus to using a reactive-streams framework, see these two
 * guides: <a href="https://blog.jkl.gg/implementing-an-event-bus-with-rxjava-rxbus/">1</a>, <a

    static final int ONE_WAY_TRANSACTION = 0x02;

    static final int PADDING_SIZE = 4;

    private int tflags = 0x00;
    private int pad1 = 0;
    private int pad2 = 0;
    private boolean hasMore = true;
    private boolean isPrimary = true;
    private int bufParameterOffset;
    private int bufDataOffset;

    static final int TRANSACTION_BUF_SIZE = 0xFFFF;

    /**
     * 
     */

class TransPeekNamedPipe extends SmbComTransaction {

    private int fid;

    TransPeekNamedPipe( String pipeName, int fid ) {
        name = pipeName;
        this.fid = fid;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_PEEK_NAMED_PIPE;
        timeout = 0xFFFFFFFF;
        maxParameterCount = 6;
        maxDataCount = 1;
        maxSetupCount = (byte)0x00;
        setupCount = 2;
    }

    /**
     * 
     * @param config
     * @param pipeName
     */
    public TransWaitNamedPipe ( Configuration config, String pipeName ) {
        super(config, SMB_COM_TRANSACTION, TRANS_WAIT_NAMED_PIPE);
        this.name = pipeName;
        this.timeout = 0xFFFFFFFF;
        this.maxParameterCount = 0;
        this.maxDataCount = 0;
        this.maxSetupCount = (byte) 0x00;

    TransTransactNamedPipe( int fid, byte[] data, int off, int len ) {
        pipeFid = fid;
        pipeData = data;
        pipeDataOff = off;
        pipeDataLen = len;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_TRANSACT_NAMED_PIPE;
        maxParameterCount = 0;
        maxDataCount = 0xFFFF;
        maxSetupCount = (byte)0x00;
        setupCount = 2;
        name = "\\PIPE\\";
    }