2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS Win32k subsystem
4 * PURPOSE: Miscellaneous User functions
5 * FILE: win32ss/user/ntuser/misc.c
6 * PROGRAMER: Ge van Geldorp (ge@gse.nl)
10 DBG_DEFAULT_CHANNEL(UserMisc
);
13 * Test the Thread to verify and validate it. Hard to the core tests are required.
22 Status
= PsLookupThreadByThreadId(id
, &Thread
);
23 if (!NT_SUCCESS(Status
))
27 if (PsIsThreadTerminating(Thread
))
29 ObDereferenceObject(Thread
);
32 pti
= PsGetThreadWin32Thread(Thread
);
35 ObDereferenceObject(Thread
);
38 // Validate and verify!
41 if (pti
->TIF_flags
& TIF_INCLEANUP
) pti
= NULL
;
42 if (pti
&& !(pti
->TIF_flags
& TIF_GUITHREADINITIALIZED
)) pti
= NULL
;
43 if (PsGetThreadId(Thread
) != id
) pti
= NULL
;
45 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER
)
50 ObDereferenceObject(Thread
);
56 UserGetLanguageID(VOID
)
59 OBJECT_ATTRIBUTES ObAttr
;
60 // http://support.microsoft.com/kb/324097
61 ULONG Ret
= 0x409; // English
62 PKEY_VALUE_PARTIAL_INFORMATION pKeyInfo
;
63 ULONG Size
= sizeof(KEY_VALUE_PARTIAL_INFORMATION
) + MAX_PATH
*sizeof(WCHAR
);
64 UNICODE_STRING Language
;
66 RtlInitUnicodeString( &Language
,
67 L
"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\Nls\\Language");
69 InitializeObjectAttributes( &ObAttr
,
75 if ( NT_SUCCESS(ZwOpenKey(&KeyHandle
, KEY_READ
, &ObAttr
)))
77 pKeyInfo
= ExAllocatePoolWithTag(PagedPool
, Size
, TAG_STRING
);
80 RtlInitUnicodeString(&Language
, L
"Default");
82 if ( NT_SUCCESS(ZwQueryValueKey( KeyHandle
,
84 KeyValuePartialInformation
,
89 RtlInitUnicodeString(&Language
, (PWSTR
)pKeyInfo
->Data
);
90 RtlUnicodeStringToInteger(&Language
, 16, &Ret
);
92 ExFreePoolWithTag(pKeyInfo
, TAG_STRING
);
96 TRACE("Language ID = %x\n",Ret
);
110 if (!pwndParent
) pwndParent
= pwnd
;
112 if ( pwndParent
->head
.pti
->ppi
!= PsGetCurrentProcessWin32Process())
114 return (HBRUSH
)IntDefWindowProc( pwndParent
, CtlMsg
, (WPARAM
)hdc
, (LPARAM
)UserHMGetHandle(pwnd
), FALSE
);
117 hBrush
= (HBRUSH
)co_IntSendMessage( UserHMGetHandle(pwndParent
), CtlMsg
, (WPARAM
)hdc
, (LPARAM
)UserHMGetHandle(pwnd
));
119 if (!hBrush
|| !GreIsHandleValid(hBrush
))
121 hBrush
= (HBRUSH
)IntDefWindowProc( pwndParent
, CtlMsg
, (WPARAM
)hdc
, (LPARAM
)UserHMGetHandle(pwnd
), FALSE
);
133 PWND pwndParent
= IntGetParent(pwnd
);
134 return GetControlColor( pwndParent
, pwnd
, hdc
, ctlType
);
139 NtUserGetControlBrush(
145 HBRUSH hBrush
= NULL
;
147 UserEnterExclusive();
148 if ( (pwnd
= UserGetWindowObject(hwnd
)) &&
149 ((ctlType
- WM_CTLCOLORMSGBOX
) < CTLCOLOR_MAX
) &&
152 hBrush
= GetControlBrush(pwnd
, hdc
, ctlType
);
159 * Called from PaintRect, works almost like wine PaintRect16 but returns hBrush.
163 NtUserGetControlColor(
167 UINT CtlMsg
) // Wine PaintRect: WM_CTLCOLORMSGBOX + hbrush
169 PWND pwnd
, pwndParent
= NULL
;
170 HBRUSH hBrush
= NULL
;
172 UserEnterExclusive();
173 if ( (pwnd
= UserGetWindowObject(hwnd
)) &&
174 ((CtlMsg
- WM_CTLCOLORMSGBOX
) < CTLCOLOR_MAX
) &&
177 if (hwndParent
) pwndParent
= UserGetWindowObject(hwndParent
);
178 hBrush
= GetControlColor( pwndParent
, pwnd
, hdc
, CtlMsg
);
188 NtUserGetThreadState(
193 TRACE("Enter NtUserGetThreadState\n");
194 if (Routine
!= THREADSTATE_GETTHREADINFO
)
200 UserEnterExclusive();
205 case THREADSTATE_GETTHREADINFO
:
208 case THREADSTATE_FOCUSWINDOW
:
209 ret
= (DWORD_PTR
)IntGetThreadFocusWindow();
211 case THREADSTATE_CAPTUREWINDOW
:
212 /* FIXME: Should use UserEnterShared */
213 ret
= (DWORD_PTR
)IntGetCapture();
215 case THREADSTATE_PROGMANWINDOW
:
216 ret
= (DWORD_PTR
)GetW32ThreadInfo()->pDeskInfo
->hProgmanWindow
;
218 case THREADSTATE_TASKMANWINDOW
:
219 ret
= (DWORD_PTR
)GetW32ThreadInfo()->pDeskInfo
->hTaskManWindow
;
221 case THREADSTATE_ACTIVEWINDOW
:
222 ret
= (DWORD_PTR
)UserGetActiveWindow();
224 case THREADSTATE_INSENDMESSAGE
:
226 PUSER_SENT_MESSAGE Message
=
227 ((PTHREADINFO
)PsGetCurrentThreadWin32Thread())->pusmCurrent
;
228 ERR("THREADSTATE_INSENDMESSAGE\n");
233 if (Message
->ptiSender
)
237 if (Message
->CompletionCallback
)
238 ret
= ISMEX_CALLBACK
;
242 /* If ReplyMessage */
243 if (Message
->QS_Flags
& QS_SMRESULT
) ret
|= ISMEX_REPLIED
;
248 case THREADSTATE_GETMESSAGETIME
:
249 ret
= ((PTHREADINFO
)PsGetCurrentThreadWin32Thread())->timeLast
;
252 case THREADSTATE_UPTIMELASTREAD
:
255 LARGE_INTEGER LargeTickCount
;
256 pti
= PsGetCurrentThreadWin32Thread();
257 KeQueryTickCount(&LargeTickCount
);
258 pti
->timeLast
= LargeTickCount
.u
.LowPart
;
259 pti
->pcti
->tickLastMsgChecked
= LargeTickCount
.u
.LowPart
;
263 case THREADSTATE_GETINPUTSTATE
:
264 ret
= LOWORD(IntGetQueueStatus(QS_POSTMESSAGE
|QS_TIMER
|QS_PAINT
|QS_SENDMESSAGE
|QS_INPUT
)) & (QS_KEY
| QS_MOUSEBUTTON
);
267 case THREADSTATE_FOREGROUNDTHREAD
:
268 ret
= (gpqForeground
== GetW32ThreadInfo()->MessageQueue
);
270 case THREADSTATE_GETCURSOR
:
271 ret
= (DWORD_PTR
) (GetW32ThreadInfo()->MessageQueue
->CursorObject
?
272 UserHMGetHandle(GetW32ThreadInfo()->MessageQueue
->CursorObject
) : 0);
276 TRACE("Leave NtUserGetThreadState, ret=%i\n", ret
);
284 NtUserSetThreadState(
290 // Test the only flags user can change.
291 if (Set
& ~(QF_FF10STATUS
|QF_DIALOGACTIVE
|QF_TABSWITCHING
|QF_FMENUSTATUS
|QF_FMENUSTATUSBREAK
)) return 0;
292 if (Flags
& ~(QF_FF10STATUS
|QF_DIALOGACTIVE
|QF_TABSWITCHING
|QF_FMENUSTATUS
|QF_FMENUSTATUSBREAK
)) return 0;
293 UserEnterExclusive();
294 pti
= PsGetCurrentThreadWin32Thread();
295 if (pti
->MessageQueue
)
297 Ret
= pti
->MessageQueue
->QF_flags
; // Get the queue flags.
299 pti
->MessageQueue
->QF_flags
|= (Set
&Flags
); // Set the queue flags.
302 if (Flags
) pti
->MessageQueue
->QF_flags
&= ~Flags
; // Clr the queue flags.
311 NtUserGetDoubleClickTime(VOID
)
315 TRACE("Enter NtUserGetDoubleClickTime\n");
318 // FIXME: Check if this works on non-interactive winsta
319 Result
= gspv
.iDblClickTime
;
321 TRACE("Leave NtUserGetDoubleClickTime, ret=%i\n", Result
);
328 NtUserGetGUIThreadInfo(
329 DWORD idThread
, /* If NULL use foreground thread */
330 LPGUITHREADINFO lpgui
)
333 PTHRDCARETINFO CaretInfo
;
334 GUITHREADINFO SafeGui
;
336 PUSER_MESSAGE_QUEUE MsgQueue
;
337 PTHREADINFO W32Thread
;
338 PETHREAD Thread
= NULL
;
340 DECLARE_RETURN(BOOLEAN
);
342 TRACE("Enter NtUserGetGUIThreadInfo\n");
345 Status
= MmCopyFromCaller(&SafeGui
, lpgui
, sizeof(DWORD
));
346 if(!NT_SUCCESS(Status
))
348 SetLastNtError(Status
);
352 if(SafeGui
.cbSize
!= sizeof(GUITHREADINFO
))
354 EngSetLastError(ERROR_INVALID_PARAMETER
);
360 Status
= PsLookupThreadByThreadId((HANDLE
)(DWORD_PTR
)idThread
, &Thread
);
361 if(!NT_SUCCESS(Status
))
363 EngSetLastError(ERROR_ACCESS_DENIED
);
366 W32Thread
= (PTHREADINFO
)Thread
->Tcb
.Win32Thread
;
367 Desktop
= W32Thread
->rpdesk
;
370 { /* Get the foreground thread */
371 Thread
= PsGetCurrentThread();
372 W32Thread
= (PTHREADINFO
)Thread
->Tcb
.Win32Thread
;
373 Desktop
= W32Thread
->rpdesk
;
376 if (!Thread
|| !Desktop
)
378 if(idThread
&& Thread
)
379 ObDereferenceObject(Thread
);
380 EngSetLastError(ERROR_ACCESS_DENIED
);
384 if ( W32Thread
->MessageQueue
)
385 MsgQueue
= W32Thread
->MessageQueue
;
388 if ( Desktop
) MsgQueue
= Desktop
->ActiveMessageQueue
;
391 CaretInfo
= MsgQueue
->CaretInfo
;
393 SafeGui
.flags
= (CaretInfo
->Visible
? GUI_CARETBLINKING
: 0);
395 if (MsgQueue
->MenuOwner
)
396 SafeGui
.flags
|= GUI_INMENUMODE
| MsgQueue
->MenuState
;
398 if (MsgQueue
->MoveSize
)
399 SafeGui
.flags
|= GUI_INMOVESIZE
;
401 /* FIXME: Add flag GUI_16BITTASK */
403 SafeGui
.hwndActive
= MsgQueue
->spwndActive
? UserHMGetHandle(MsgQueue
->spwndActive
) : 0;
404 SafeGui
.hwndFocus
= MsgQueue
->spwndFocus
? UserHMGetHandle(MsgQueue
->spwndFocus
) : 0;
405 SafeGui
.hwndCapture
= MsgQueue
->spwndCapture
? UserHMGetHandle(MsgQueue
->spwndCapture
) : 0;
406 SafeGui
.hwndMenuOwner
= MsgQueue
->MenuOwner
;
407 SafeGui
.hwndMoveSize
= MsgQueue
->MoveSize
;
408 SafeGui
.hwndCaret
= CaretInfo
->hWnd
;
410 SafeGui
.rcCaret
.left
= CaretInfo
->Pos
.x
;
411 SafeGui
.rcCaret
.top
= CaretInfo
->Pos
.y
;
412 SafeGui
.rcCaret
.right
= SafeGui
.rcCaret
.left
+ CaretInfo
->Size
.cx
;
413 SafeGui
.rcCaret
.bottom
= SafeGui
.rcCaret
.top
+ CaretInfo
->Size
.cy
;
416 ObDereferenceObject(Thread
);
418 Status
= MmCopyToCaller(lpgui
, &SafeGui
, sizeof(GUITHREADINFO
));
419 if(!NT_SUCCESS(Status
))
421 SetLastNtError(Status
);
428 TRACE("Leave NtUserGetGUIThreadInfo, ret=%i\n",_ret_
);
436 NtUserGetGuiResources(
441 PPROCESSINFO W32Process
;
444 DECLARE_RETURN(DWORD
);
446 TRACE("Enter NtUserGetGuiResources\n");
449 Status
= ObReferenceObjectByHandle(hProcess
,
450 PROCESS_QUERY_INFORMATION
,
456 if(!NT_SUCCESS(Status
))
458 SetLastNtError(Status
);
462 W32Process
= (PPROCESSINFO
)Process
->Win32Process
;
465 ObDereferenceObject(Process
);
466 EngSetLastError(ERROR_INVALID_PARAMETER
);
474 Ret
= (DWORD
)W32Process
->GDIHandleCount
;
479 Ret
= (DWORD
)W32Process
->UserHandleCount
;
484 EngSetLastError(ERROR_INVALID_PARAMETER
);
489 ObDereferenceObject(Process
);
494 TRACE("Leave NtUserGetGuiResources, ret=%i\n",_ret_
);
500 IntSetWindowState(PWND pWnd
, UINT Flag
)
503 if (gptiCurrent
->ppi
!= pWnd
->head
.pti
->ppi
) return;
504 bit
= 1 << LOWORD(Flag
);
505 TRACE("SWS %x\n",bit
);
515 pWnd
->ExStyle2
|= bit
;
521 IntClearWindowState(PWND pWnd
, UINT Flag
)
524 if (gptiCurrent
->ppi
!= pWnd
->head
.pti
->ppi
) return;
525 bit
= 1 << LOWORD(Flag
);
526 TRACE("CWS %x\n",bit
);
533 pWnd
->state2
&= ~bit
;
536 pWnd
->ExStyle2
&= ~bit
;
542 IntSafeCopyUnicodeString(PUNICODE_STRING Dest
,
543 PUNICODE_STRING Source
)
548 Status
= MmCopyFromCaller(Dest
, Source
, sizeof(UNICODE_STRING
));
549 if(!NT_SUCCESS(Status
))
554 if(Dest
->Length
> 0x4000)
556 return STATUS_UNSUCCESSFUL
;
561 Dest
->MaximumLength
= Dest
->Length
;
563 if(Dest
->Length
> 0 && Src
)
565 Dest
->Buffer
= ExAllocatePoolWithTag(PagedPool
, Dest
->MaximumLength
, TAG_STRING
);
568 return STATUS_NO_MEMORY
;
571 Status
= MmCopyFromCaller(Dest
->Buffer
, Src
, Dest
->Length
);
572 if(!NT_SUCCESS(Status
))
574 ExFreePoolWithTag(Dest
->Buffer
, TAG_STRING
);
580 return STATUS_SUCCESS
;
583 /* String is empty */
584 return STATUS_SUCCESS
;
588 IntSafeCopyUnicodeStringTerminateNULL(PUNICODE_STRING Dest
,
589 PUNICODE_STRING Source
)
594 Status
= MmCopyFromCaller(Dest
, Source
, sizeof(UNICODE_STRING
));
595 if(!NT_SUCCESS(Status
))
600 if(Dest
->Length
> 0x4000)
602 return STATUS_UNSUCCESSFUL
;
607 Dest
->MaximumLength
= 0;
609 if(Dest
->Length
> 0 && Src
)
611 Dest
->MaximumLength
= Dest
->Length
+ sizeof(WCHAR
);
612 Dest
->Buffer
= ExAllocatePoolWithTag(PagedPool
, Dest
->MaximumLength
, TAG_STRING
);
615 return STATUS_NO_MEMORY
;
618 Status
= MmCopyFromCaller(Dest
->Buffer
, Src
, Dest
->Length
);
619 if(!NT_SUCCESS(Status
))
621 ExFreePoolWithTag(Dest
->Buffer
, TAG_STRING
);
626 /* Make sure the string is null-terminated */
627 Src
= (PWSTR
)((PBYTE
)Dest
->Buffer
+ Dest
->Length
);
630 return STATUS_SUCCESS
;
633 /* String is empty */
634 return STATUS_SUCCESS
;
637 void UserDbgAssertThreadInfo(BOOL showCaller
)
644 ppi
= PsGetCurrentProcessWin32Process();
645 pti
= PsGetCurrentThreadWin32Thread();
646 Teb
= NtCurrentTeb();
647 pci
= GetWin32ClientInfo();
651 ASSERT(pti
->ppi
== ppi
);
652 ASSERT(pti
->pClientInfo
== pci
);
653 ASSERT(Teb
->Win32ThreadInfo
== pti
);
654 ASSERT(pci
->ppi
== ppi
);
655 ASSERT(pci
->fsHooks
== pti
->fsHooks
);
656 ASSERT(pci
->ulClientDelta
== DesktopHeapGetUserDelta());
657 if (pti
->pcti
&& pci
->pDeskInfo
)
658 ASSERT(pci
->pClientThreadInfo
== (PVOID
)((ULONG_PTR
)pti
->pcti
- pci
->ulClientDelta
));
659 if (pti
->KeyboardLayout
)
660 ASSERT(pci
->hKL
== pti
->KeyboardLayout
->hkl
);
661 if(pti
->rpdesk
!= NULL
)
662 ASSERT(pti
->pDeskInfo
== pti
->rpdesk
->pDeskInfo
);
664 /*too bad we still get this assertion*/
665 /* ASSERT(pci->dwTIFlags == pti->TIF_flags); */
666 if(pci
->dwTIFlags
!= pti
->TIF_flags
)
668 ERR("pci->dwTIFlags(0x%x) doesn't match pti->TIF_flags(0x%x)\n", pci
->dwTIFlags
, pti
->TIF_flags
);
671 DbgPrint("Caller:\n");
672 KeRosDumpStackFrames(NULL
, 10);
674 pci
->dwTIFlags
= pti
->TIF_flags
;
680 UserDbgPreServiceHook(ULONG ulSyscallId
, PULONG_PTR pulArguments
)
682 UserDbgAssertThreadInfo(FALSE
);
687 UserDbgPostServiceHook(ULONG ulSyscallId
, ULONG_PTR ulResult
)
689 /* Make sure that the first syscall is NtUserInitialize */
690 /* too bad this fails */
691 //ASSERT(gbInitialized);
693 UserDbgAssertThreadInfo(TRUE
);
700 GetW32ProcessInfo(VOID
)
702 return (PPROCESSINFO
)PsGetCurrentProcessWin32Process();
706 GetW32ThreadInfo(VOID
)
708 UserDbgAssertThreadInfo(TRUE
);
709 return (PTHREADINFO
)PsGetCurrentThreadWin32Thread();