winfsp/src/sys/fileinfo.c
2015-11-27 12:14:06 -08:00

92 lines
2.3 KiB
C

/**
* @file sys/fileinfo.c
*
* @copyright 2015 Bill Zissimopoulos
*/
#include <sys/driver.h>
static NTSTATUS FspFsvolQueryInformation(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp);
static NTSTATUS FspFsvolSetInformation(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp);
DRIVER_DISPATCH FspQueryInformation;
DRIVER_DISPATCH FspSetInformation;
FSP_IOCOMPLETION_DISPATCH FspQueryInformationComplete;
FSP_IOCOMPLETION_DISPATCH FspSetInformationComplete;
#ifdef ALLOC_PRAGMA
#pragma alloc_text(PAGE, FspFsvolQueryInformation)
#pragma alloc_text(PAGE, FspFsvolSetInformation)
#pragma alloc_text(PAGE, FspQueryInformation)
#pragma alloc_text(PAGE, FspSetInformation)
#pragma alloc_text(PAGE, FspQueryInformationComplete)
#pragma alloc_text(PAGE, FspSetInformationComplete)
#endif
static NTSTATUS FspFsvolQueryInformation(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp)
{
return STATUS_INVALID_DEVICE_REQUEST;
}
static NTSTATUS FspFsvolSetInformation(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp)
{
return STATUS_INVALID_DEVICE_REQUEST;
}
NTSTATUS
FspQueryInformation(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp)
{
FSP_ENTER_MJ(PAGED_CODE());
ASSERT(IRP_MJ_QUERY_INFORMATION == IrpSp->MajorFunction);
switch (FspDeviceExtension(DeviceObject)->Kind)
{
case FspFsvolDeviceExtensionKind:
FSP_RETURN(Result = FspFsvolQueryInformation(DeviceObject, Irp, IrpSp));
default:
FSP_RETURN(Result = STATUS_INVALID_DEVICE_REQUEST);
}
FSP_LEAVE_MJ("", 0);
}
NTSTATUS
FspSetInformation(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp)
{
FSP_ENTER_MJ(PAGED_CODE());
ASSERT(IRP_MJ_SET_INFORMATION == IrpSp->MajorFunction);
switch (FspDeviceExtension(DeviceObject)->Kind)
{
case FspFsvolDeviceExtensionKind:
FSP_RETURN(Result = FspFsvolSetInformation(DeviceObject, Irp, IrpSp));
default:
FSP_RETURN(Result = STATUS_INVALID_DEVICE_REQUEST);
}
FSP_LEAVE_MJ("", 0);
}
VOID FspQueryInformationComplete(PIRP Irp, FSP_FSCTL_TRANSACT_RSP *Response)
{
PAGED_CODE();
FspCompleteRequest(Irp, STATUS_SUCCESS);
}
VOID FspSetInformationComplete(PIRP Irp, FSP_FSCTL_TRANSACT_RSP *Response)
{
PAGED_CODE();
FspCompleteRequest(Irp, STATUS_SUCCESS);
}