Exemple #1
0
VOID NTAPI TiUnload(
  PDRIVER_OBJECT DriverObject)
/*
 * FUNCTION: Unloads the driver
 * ARGUMENTS:
 *     DriverObject = Pointer to driver object created by the system
 */
{


#if DBG
  KIRQL OldIrql;

  TcpipAcquireSpinLock(&AddressFileListLock, &OldIrql);
  if (!IsListEmpty(&AddressFileListHead)) {
    TI_DbgPrint(MIN_TRACE, ("[TCPIP, TiUnload] Called. Open address file objects exists.\n"));
  }
  TcpipReleaseSpinLock(&AddressFileListLock, OldIrql);
#endif
  /* Cancel timer */
  KeCancelTimer(&IPTimer);

  /* Unregister loopback adapter */
  LoopUnregisterAdapter(NULL);

  /* Unregister protocol with NDIS */
  LANUnregisterProtocol();

  /* Shutdown transport level protocol subsystems */
  TCPShutdown();
  UDPShutdown();
  RawIPShutdown();
  ICMPShutdown();

  /* Shutdown network level protocol subsystem */
  IPShutdown();

  /* Free NDIS buffer descriptors */
  if (GlobalBufferPool)
    NdisFreeBufferPool(GlobalBufferPool);

  /* Free NDIS packet descriptors */
  if (GlobalPacketPool)
    NdisFreePacketPool(GlobalPacketPool);

  /* Release all device objects */

  if (TCPDeviceObject)
    IoDeleteDevice(TCPDeviceObject);

  if (UDPDeviceObject)
    IoDeleteDevice(UDPDeviceObject);

  if (RawIPDeviceObject)
    IoDeleteDevice(RawIPDeviceObject);

  if (IPDeviceObject) {
     ChewShutdown();
     IoDeleteDevice(IPDeviceObject);
  }

  if (EntityList)
    ExFreePoolWithTag(EntityList, TDI_ENTITY_TAG);

  TI_DbgPrint(MAX_TRACE, ("[TCPIP, TiUnload] Leaving.\n"));

}
Exemple #2
0
NTSTATUS NTAPI
TiDispatch(
  PDEVICE_OBJECT DeviceObject,
  PIRP Irp)
/*
 * FUNCTION: Dispatch routine for IRP_MJ_DEVICE_CONTROL requests
 * ARGUMENTS:
 *     DeviceObject = Pointer to a device object for this driver
 *     Irp          = Pointer to a I/O request packet
 * RETURNS:
 *     Status of the operation
 */
{
  NTSTATUS Status;
  PIO_STACK_LOCATION IrpSp;

  IrpSp  = IoGetCurrentIrpStackLocation(Irp);

  TI_DbgPrint(DEBUG_IRP, ("[TCPIP, TiDispatch] Called. IRP is at (0x%X).\n", Irp));

  Irp->IoStatus.Information = 0;

#if 0
  Status = TdiMapUserRequest(DeviceObject, Irp, IrpSp);
  if (NT_SUCCESS(Status)) {
    TiDispatchInternal(DeviceObject, Irp);
    Status = STATUS_PENDING;
  } else {
#else
  if (TRUE) {
#endif
    /* See if this request is TCP/IP specific */
    switch (IrpSp->Parameters.DeviceIoControl.IoControlCode) {
    case IOCTL_TCP_QUERY_INFORMATION_EX:
      TI_DbgPrint(MIN_TRACE, ("TCP_QUERY_INFORMATION_EX\n"));
      Status = DispTdiQueryInformationEx(Irp, IrpSp);
      break;

    case IOCTL_TCP_SET_INFORMATION_EX:
      TI_DbgPrint(MIN_TRACE, ("TCP_SET_INFORMATION_EX\n"));
      Status = DispTdiSetInformationEx(Irp, IrpSp);
      break;

    case IOCTL_SET_IP_ADDRESS:
      TI_DbgPrint(MIN_TRACE, ("SET_IP_ADDRESS\n"));
      Status = DispTdiSetIPAddress(Irp, IrpSp);
      break;

    case IOCTL_DELETE_IP_ADDRESS:
      TI_DbgPrint(MIN_TRACE, ("DELETE_IP_ADDRESS\n"));
      Status = DispTdiDeleteIPAddress(Irp, IrpSp);
      break;

    case IOCTL_QUERY_IP_HW_ADDRESS:
      TI_DbgPrint(MIN_TRACE, ("QUERY_IP_HW_ADDRESS\n"));
      Status = DispTdiQueryIpHwAddress(DeviceObject, Irp, IrpSp);
      break;

    default:
      TI_DbgPrint(MIN_TRACE, ("Unknown IOCTL 0x%X\n",
          IrpSp->Parameters.DeviceIoControl.IoControlCode));
      Status = STATUS_NOT_IMPLEMENTED;
      break;
    }
  }

  TI_DbgPrint(DEBUG_IRP, ("[TCPIP, TiDispatch] Leaving. Status = (0x%X).\n", Status));

  return IRPFinish( Irp, Status );
}


VOID NTAPI TiUnload(
  PDRIVER_OBJECT DriverObject)
/*
 * FUNCTION: Unloads the driver
 * ARGUMENTS:
 *     DriverObject = Pointer to driver object created by the system
 */
{
#if DBG
  KIRQL OldIrql;

  TcpipAcquireSpinLock(&AddressFileListLock, &OldIrql);
  if (!IsListEmpty(&AddressFileListHead)) {
    TI_DbgPrint(MIN_TRACE, ("[TCPIP, TiUnload] Called. Open address file objects exists.\n"));
  }
  TcpipReleaseSpinLock(&AddressFileListLock, OldIrql);
#endif
  /* Cancel timer */
  KeCancelTimer(&IPTimer);

  /* Unregister loopback adapter */
  LoopUnregisterAdapter(NULL);

  /* Unregister protocol with NDIS */
  LANUnregisterProtocol();

  /* Shutdown transport level protocol subsystems */
  TCPShutdown();
  UDPShutdown();
  RawIPShutdown();
  ICMPShutdown();

  /* Shutdown network level protocol subsystem */
  IPShutdown();

  /* Free NDIS buffer descriptors */
  if (GlobalBufferPool)
    NdisFreeBufferPool(GlobalBufferPool);

  /* Free NDIS packet descriptors */
  if (GlobalPacketPool)
    NdisFreePacketPool(GlobalPacketPool);

  /* Release all device objects */

  if (TCPDeviceObject)
    IoDeleteDevice(TCPDeviceObject);

  if (UDPDeviceObject)
    IoDeleteDevice(UDPDeviceObject);

  if (RawIPDeviceObject)
    IoDeleteDevice(RawIPDeviceObject);

  if (IPDeviceObject) {
     ChewShutdown();
     IoDeleteDevice(IPDeviceObject);
  }

  if (EntityList)
    ExFreePoolWithTag(EntityList, TDI_ENTITY_TAG);

  TI_DbgPrint(MAX_TRACE, ("[TCPIP, TiUnload] Leaving.\n"));
}