NTSTATUS NTAPI FatLockControl	(	PDEVICE_OBJECT	DeviceObject,
		PIRP	Irp
	)

Definition at line 81 of file lock.c.

Referenced by DriverEntry().

{
    PFAT_IRP_CONTEXT IrpContext;
    NTSTATUS Status;
    BOOLEAN TopLevel;

    DPRINT1("FatLockControl()\n");

    /* Enter FsRtl critical region */
    FsRtlEnterFileSystem();

    /* Set Top Level IRP if not set */
    TopLevel = FatIsTopLevelIrp(Irp);

    /* Build an irp context */
    IrpContext = FatBuildIrpContext(Irp, IoIsOperationSynchronous(Irp));

    /* Call internal function */
    Status = FatiLockControl(IrpContext, Irp);

    /* Reset Top Level IRP */
    if (TopLevel) IoSetTopLevelIrp(NULL);

    /* Leave FsRtl critical region */
    FsRtlExitFileSystem();

    return Status;
}

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