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Implement FSCTL_SET_COMPRESSION

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svn path=/trunk/; revision=33596
This commit is contained in:
Hervé Poussineau 2008-05-18 19:22:31 +00:00
parent 9a96254da9
commit 8ee5bedcd5
1 changed files with 36 additions and 6 deletions
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42
reactos/drivers/filesystems/cdfs/fsctl.c
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@ -16,8 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id$
*
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* FILE: drivers/fs/cdfs/fsctl.c
@ -515,6 +514,27 @@ CdfsVerifyVolume(PDEVICE_OBJECT DeviceObject,
}
NTSTATUS NTAPI
CdfsSetCompression(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
PIO_STACK_LOCATION Stack;
USHORT CompressionState;
Stack = IoGetCurrentIrpStackLocation(Irp);
if (Stack->Parameters.DeviceIoControl.InputBufferLength != sizeof(CompressionState))
return STATUS_INVALID_DEVICE_REQUEST;
CompressionState = *(USHORT *)Irp->AssociatedIrp.SystemBuffer;
if (CompressionState != COMPRESSION_FORMAT_NONE)
return STATUS_INVALID_PARAMETER;
return STATUS_SUCCESS;
}
NTSTATUS STDCALL
CdfsFileSystemControl(PDEVICE_OBJECT DeviceObject,
PIRP Irp)
@ -528,10 +548,20 @@ CdfsFileSystemControl(PDEVICE_OBJECT DeviceObject,
switch (Stack->MinorFunction)
{
case IRP_MN_USER_FS_REQUEST:
DPRINT1("CDFS: IRP_MN_USER_FS_REQUEST\n");
Status = STATUS_INVALID_DEVICE_REQUEST;
break;
case IRP_MN_USER_FS_REQUEST:
switch (Stack->Parameters.DeviceIoControl.IoControlCode)
{
case FSCTL_SET_COMPRESSION:
DPRINT("CDFS: IRP_MN_USER_FS_REQUEST / FSCTL_SET_COMPRESSION\n");
Status = CdfsSetCompression(DeviceObject, Irp);
break;
default:
DPRINT1("CDFS: IRP_MN_USER_FS_REQUEST / Unknown IoControlCode 0x%x\n",
Stack->Parameters.DeviceIoControl.IoControlCode);
Status = STATUS_INVALID_DEVICE_REQUEST;
}
break;
case IRP_MN_MOUNT_VOLUME:
DPRINT("CDFS: IRP_MN_MOUNT_VOLUME\n");