hack from hell

        
//
        //  Here is the  "M A R K   L U C O V S K Y"  hack from hell.
        //
        //  It's here because Mark says he can't avoid sending me double beginning
        //  backslashes win the Win32 layer.
        //

        
if ((OplockCleanup.FileObject->FileName.Length > 
sizeof( WCHAR )) &&
            (OplockCleanup.FileObject->FileName.Buffer[1] == L
'\\') &&
            (OplockCleanup.FileObject->FileName.Buffer[0] == L
'\\')) {

            OplockCleanup.FileObject->FileName.Length -= 
sizeof( WCHAR );

            RtlMoveMemory( &OplockCleanup.FileObject->FileName.Buffer[0],
                           &OplockCleanup.FileObject->FileName.Buffer[1],
                           OplockCleanup.FileObject->FileName.Length );

            *FullFileName = *OriginalFileName = OplockCleanup.FileObject->FileName;

            
//
            //  If there are still two beginning backslashes, the name is bogus.
            //

            
if ((OplockCleanup.FileObject->FileName.Length > 
sizeof( WCHAR )) &&
                (OplockCleanup.FileObject->FileName.Buffer[1] == L
'\\')) {

                Status = STATUS_OBJECT_NAME_INVALID;
                try_return( Status );
            }
        }