/// <summary>
/// Cancels an outstanding IO request.
/// </summary>
/// <param name="device">The context of the device which is being operated.</param>
/// <param name="requestId">This value represents the ID of a request previously sent via IO_CONTROL, INTERNAL_IO_CONTROL,
/// TRANSFER_IN_REQUEST, or TRANSFER_OUT_REQUEST message.</param>
public void CancelRequest(EusbDeviceContext device, uint requestId)
{
Site.Log.Add(LogEntryKind.Debug, "Sending CANCEL_REQUEST. Device: {0}, Request ID {1}.", device, requestId);
EusbCancelRequestPdu requestPdu = new EusbCancelRequestPdu();
requestPdu.RequestId = requestId;
SendPdu(requestPdu, device.VirtualChannel);
}
public override EusbPdu ParsePdu(byte[] data)
{
EusbPdu pdu;
switch (GetPduType(data))
{
case EusbType.RIM_EXCHANGE_CAPABILITY_REQUEST:
pdu = new EusbRimExchangeCapRequestPdu();
break;
case EusbType.CHANNEL_CREATED:
pdu = new EusbChannelCreatedPdu(true);
break;
case EusbType.REGISTER_REQUEST_CALLBACK:
pdu = new EusbRegisterRequestCallbackPdu();
break;
case EusbType.QUERY_DEVICE_TEXT:
pdu = new EusbQueryDeviceTextRequestPdu();
break;
case EusbType.IO_CONTROL:
pdu = new EusbIoControlPdu();
break;
case EusbType.INTERNAL_IO_CONTROL:
pdu = new EusbInternalIoControlPdu();
break;
case EusbType.TRANSFER_IN_REQUEST:
pdu = new EusbTransferInRequestPdu();
break;
case EusbType.TRANSFER_OUT_REQUEST:
pdu = new EusbTransferOutRequestPdu();
break;
case EusbType.CANCEL_REQUEST:
pdu = new EusbCancelRequestPdu();
break;
case EusbType.RETRACT_DEVICE:
pdu = new EusbRetractDevicePdu();
break;
default:
return base.ParsePdu(data);
}
if (!PduMarshaler.Unmarshal(data, pdu))
{
pdu = new EusbUnknownPdu();
PduMarshaler.Unmarshal(data, pdu);
}
return pdu;
}
