kmtests/ntos_io/IoHelper_drv.c

   1 /*
   2  * PROJECT:         ReactOS kernel-mode tests
   3  * LICENSE:         GPLv2+ - See COPYING in the top level directory
   4  * PURPOSE:         Kernel-Mode Test Suite I/O Test Helper driver
   5  * PROGRAMMER:      Thomas Faber <thfabba@gmx.de>
   6  */
   7
   8 #include <kmt_test.h>
   9
  10 //#define NDEBUG
  11 #include <debug.h>
  12
  13 static KMT_IRP_HANDLER TestIrpHandler;
  14
  15 NTSTATUS
  16 TestEntry(
  17     IN PDRIVER_OBJECT DriverObject,
  18     IN PCUNICODE_STRING RegistryPath,
  19     OUT PCWSTR *DeviceName,
  20     IN OUT INT *Flags)
  21 {
  22     NTSTATUS Status = STATUS_SUCCESS;
  23
  24     PAGED_CODE();
  25
  26     UNREFERENCED_PARAMETER(DriverObject);
  27     UNREFERENCED_PARAMETER(RegistryPath);
  28     UNREFERENCED_PARAMETER(Flags);
  29
  30     *DeviceName = L"IoHelper";
  31
  32     KmtRegisterIrpHandler(IRP_MJ_CREATE, NULL, TestIrpHandler);
  33     KmtRegisterIrpHandler(IRP_MJ_CLOSE, NULL, TestIrpHandler);
  34
  35     return Status;
  36 }
  37
  38 VOID
  39 TestUnload(
  40     IN PDRIVER_OBJECT DriverObject)
  41 {
  42     PAGED_CODE();
  43
  44     UNREFERENCED_PARAMETER(DriverObject);
  45 }
  46
  47 static
  48 NTSTATUS
  49 TestIrpHandler(
  50     IN PDEVICE_OBJECT DeviceObject,
  51     IN PIRP Irp,
  52     IN PIO_STACK_LOCATION IoStackLocation)
  53 {
  54     NTSTATUS Status = STATUS_SUCCESS;
  55
  56     if (IoStackLocation->MajorFunction == IRP_MJ_CREATE)
  57         DPRINT("Helper Driver: Create Device %p", DeviceObject);
  58     else if (IoStackLocation->MajorFunction == IRP_MJ_CLOSE)
  59         DPRINT("Helper Driver: Close Device %p", DeviceObject);
  60
  61     Irp->IoStatus.Status = Status;
  62     Irp->IoStatus.Information = 0;
  63
  64     IoCompleteRequest(Irp, IO_NO_INCREMENT);
  65
  66     return Status;
  67 }