reactos/drivers/usb/miniport/common/create.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS USB miniport driver (Cromwell type)
   4  * FILE:            drivers/usb/miniport/common/create.c
   5  * PURPOSE:         IRP_MJ_CREATE operations
   6  *
   7  * PROGRAMMERS:     Hervé Poussineau (hpoussin@reactos.org)
   8  */
   9
  10 #define NDEBUG
  11 #include <debug.h>
  12
  13 #include "usbcommon.h"
  14
  15 NTSTATUS STDCALL
  16 UsbMpCreate(
  17         IN PDEVICE_OBJECT DeviceObject,
  18         IN PIRP Irp)
  19 {
  20         PIO_STACK_LOCATION Stack;
  21         PUSBMP_DEVICE_EXTENSION DeviceExtension;
  22         NTSTATUS Status;
  23
  24         DPRINT("USBMP: IRP_MJ_CREATE\n");
  25         Stack = IoGetCurrentIrpStackLocation(Irp);
  26         DeviceExtension = (PUSBMP_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
  27
  28         if (Stack->Parameters.Create.Options & FILE_DIRECTORY_FILE)
  29         {
  30                 CHECKPOINT;
  31                 Status = STATUS_NOT_A_DIRECTORY;
  32                 goto ByeBye;
  33         }
  34
  35         InterlockedIncrement((PLONG)&DeviceExtension->DeviceOpened);
  36         Status = STATUS_SUCCESS;
  37
  38 ByeBye:
  39         Irp->IoStatus.Status = Status;
  40         Irp->IoStatus.Information = 0;
  41         IoCompleteRequest(Irp, IO_NO_INCREMENT);
  42         return Status;
  43 }