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- Bring FatPerformDevIoCtrl to our coding standards (tabs->spaces, comments).

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- Change WaitReason to Executive ("A driver should set this value to Executive, ..." (c) WDK)

svn path=/trunk/; revision=39028
This commit is contained in:
Aleksey Bragin 2009-01-23 09:28:03 +00:00
parent 0cedc2a03c
commit d86e5e4347
2 changed files with 30 additions and 25 deletions
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43
reactos/drivers/filesystems/fastfat_new/device.c
View file

@ -23,12 +23,12 @@ FatDeviceControl(PDEVICE_OBJECT DeviceObject, PIRP Irp)
NTSTATUS
FatPerformDevIoCtrl(PDEVICE_OBJECT DeviceObject,
ULONG ControlCode,
PVOID InputBuffer,
ULONG InputBufferSize,
PVOID OutputBuffer,
ULONG OutputBufferSize,
BOOLEAN Override)
ULONG ControlCode,
PVOID InputBuffer,
ULONG InputBufferSize,
PVOID OutputBuffer,
ULONG OutputBufferSize,
BOOLEAN Override)
{
PIRP Irp;
KEVENT Event;
@ -36,32 +36,37 @@ FatPerformDevIoCtrl(PDEVICE_OBJECT DeviceObject,
PIO_STACK_LOCATION Stack;
IO_STATUS_BLOCK IoStatus;
/* Initialize the event for waiting */
KeInitializeEvent(&Event, NotificationEvent, FALSE);
/* Build the device I/O control request */
Irp = IoBuildDeviceIoControlRequest(ControlCode,
DeviceObject,
InputBuffer,
InputBufferSize,
OutputBuffer,
OutputBufferSize,
FALSE,
&Event,
&IoStatus);
if (Irp == NULL)
{
return STATUS_INSUFFICIENT_RESOURCES;
}
DeviceObject,
InputBuffer,
InputBufferSize,
OutputBuffer,
OutputBufferSize,
FALSE,
&Event,
&IoStatus);
/* Fail if IRP hasn't been allocated */
if (!Irp) return STATUS_INSUFFICIENT_RESOURCES;
/* Set verify override flag if requested */
if (Override)
{
Stack = IoGetNextIrpStackLocation(Irp);
Stack->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
}
/* Call the driver */
Status = IoCallDriver(DeviceObject, Irp);
/* Wait if needed */
if (Status == STATUS_PENDING)
{
KeWaitForSingleObject(&Event, Suspended, KernelMode, FALSE, NULL);
KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
Status = IoStatus.Status;
}

12
reactos/drivers/filesystems/fastfat_new/fastfat.h
View file

@ -344,12 +344,12 @@ FatDeviceControl(PDEVICE_OBJECT DeviceObject, PIRP Irp);
NTSTATUS
FatPerformDevIoCtrl(PDEVICE_OBJECT DeviceObject,
ULONG ControlCode,
PVOID InputBuffer,
ULONG InputBufferSize,
PVOID OutputBuffer,
ULONG OutputBufferSize,
BOOLEAN Override);
ULONG ControlCode,
PVOID InputBuffer,
ULONG InputBufferSize,
PVOID OutputBuffer,
ULONG OutputBufferSize,
BOOLEAN Override);
/* ------------------------------------------------------ direntry.c */