override val call: Call,
    val ioe: IOException,
  ) : CallEvent() {
    override fun closes(event: CallEvent): Boolean = event is CallStart && call == event.call
  }

  data class Canceled(
    override val timestampNs: Long,
    override val call: Call,
  ) : CallEvent()

  data class RequestHeadersStart(
    override val timestampNs: Long,
    override val call: Call,
  ) : CallEvent()

// the zero value and the context error is returned.
func WithDeadline[V any](ctx context.Context, timeout time.Duration, work func(ctx context.Context) (result V, err error)) (result V, err error) {
	ctx, cancel := context.WithTimeout(ctx, timeout)
	defer cancel()

	c := make(chan ioret[V], 1)
	go func() {
		v, err := work(ctx)
		c <- ioret[V]{val: v, err: err}
	}()

	select {
	case v := <-c:
		return v.val, v.err

  /*
   * We access this field racily but safely. For discussion of a similar situation, see the comments
   * on the fields of TimeoutFuture. This field is slightly different from the fields discussed
   * there: cancel() never reads this field, only writes to it. That makes the race here completely
   * harmless, rather than just 99.99% harmless.
   */
  @LazyInit private @Nullable List<@Nullable Present<V>> values;

        throw IllegalStateException(
          "Cannot stream a request body without chunked encoding or a known content length!",
        )
    }

  override fun cancel() {
    carrier.cancel()
  }

  /**
   * Prepares the HTTP headers and sends them to the server.
   *
   * For streaming requests with a body, headers must be prepared **before** the output stream has

        this.function = function;
        this.primarySetupOffset = NTT_PRIMARY_SETUP_OFFSET;
        this.secondaryParameterOffset = NTT_SECONDARY_PARAMETER_OFFSET;
    }

    /**
     *
     * @return a cancel request
     */
    @Override
    public CommonServerMessageBlockRequest createCancel() {
        return new SmbComNtCancel(getConfig(), (int) getMid());
    }

    @Override

              assertThat(t).isInstanceOf(CancellationException.class);
              called = true;
            }
          }
        };
    addCallback(f, callback, directExecutor());
    f.cancel(true);
  }

  public void testThrowErrorFromGet() {
    Error error = new AssertionError("ASSERT!");
    ListenableFuture<String> f = UncheckedThrowingFuture.throwingError(error);

        };

    future = service.schedule(runnable, 5, MINUTES);
    future.cancel(true);
    assertTrue(future.isCancelled());
    delegateFuture = (ScheduledFuture<?>) delegateQueue.element();
    assertTrue(delegateFuture.isCancelled());

    delegateQueue.clear();

    future = service.scheduleAtFixedRate(runnable, 5, 5, MINUTES);
    future.cancel(true);
    assertTrue(future.isCancelled());

	case "Rmdir":
		bucket, prefix := path2BucketObject(r.Filepath)
		if bucket == "" {
			return errors.New("deleting all buckets not allowed")
		}

		cctx, cancel := context.WithCancel(context.Background())
		defer cancel()

		if prefix == "" {
			// if all objects are not deleted yet this call may fail.
			return clnt.RemoveBucket(cctx, bucket)
		}

		objectsCh := make(chan minio.ObjectInfo)

        }

        if (this.ptype == 2 || this.ptype == 3) { /* Response or Fault */
            this.alloc_hint = buf.dec_ndr_long();
            buf.dec_ndr_short(); /* context id */
            buf.dec_ndr_short(); /* cancel count */
        }
        if (this.ptype == 3 || this.ptype == 13) { /* Fault */
            this.result = buf.dec_ndr_long();
        } else { /* Bind_ack or Response */
            decode_out(buf);
        }

        }

        if (ptype == 2 || ptype == 3) { /* Response or Fault */
            alloc_hint = buf.dec_ndr_long();
            buf.dec_ndr_short(); /* context id */
            buf.dec_ndr_short(); /* cancel count */
        }
        if (ptype == 3 || ptype == 13) { /* Fault */
            result = buf.dec_ndr_long();
        } else { /* Bind_ack or Response */
            decode_out(buf);
        }
    }