* 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
* PURPOSE: Messages
PUNICODE_STRING ClassName;
UINT Size = 0;
- _SEH_TRY
+ _SEH2_TRY
{
if (MMS_SIZE_WPARAM == MsgMemoryEntry->Size)
{
Size = MsgMemoryEntry->Size;
}
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
- DPRINT1("Exception caught in MsgMemorySize()! Status: 0x%x\n", _SEH_GetExceptionCode());
+ DPRINT1("Exception caught in MsgMemorySize()! Status: 0x%x\n", _SEH2_GetExceptionCode());
Size = 0;
}
- _SEH_END;
+ _SEH2_END;
return Size;
}
return STATUS_INVALID_PARAMETER;
}
+static
+VOID
+FASTCALL
+IntCallWndProc
+( PWINDOW_OBJECT Window, HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
+{
+ BOOL SameThread = FALSE;
+
+ if (Window->ti == ((PTHREADINFO)PsGetCurrentThreadWin32Thread())->ThreadInfo)
+ SameThread = TRUE;
+
+ if ((!SameThread && (Window->ti->Hooks & HOOKID_TO_FLAG(WH_CALLWNDPROC))) ||
+ (SameThread && ISITHOOKED(WH_CALLWNDPROC)) )
+ {
+ CWPSTRUCT CWP;
+ CWP.hwnd = hWnd;
+ CWP.message = Msg;
+ CWP.wParam = wParam;
+ CWP.lParam = lParam;
+ co_HOOK_CallHooks( WH_CALLWNDPROC, HC_ACTION, SameThread, (LPARAM)&CWP );
+ }
+}
+static
+VOID
+FASTCALL
+IntCallWndProcRet
+( PWINDOW_OBJECT Window, HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam, LRESULT *uResult)
+{
+ BOOL SameThread = FALSE;
+
+ if (Window->ti == ((PTHREADINFO)PsGetCurrentThreadWin32Thread())->ThreadInfo)
+ SameThread = TRUE;
+
+ if ((!SameThread && (Window->ti->Hooks & HOOKID_TO_FLAG(WH_CALLWNDPROCRET))) ||
+ (SameThread && ISITHOOKED(WH_CALLWNDPROCRET)) )
+ {
+ CWPRETSTRUCT CWPR;
+ CWPR.hwnd = hWnd;
+ CWPR.message = Msg;
+ CWPR.wParam = wParam;
+ CWPR.lParam = lParam;
+ CWPR.lResult = *uResult;
+ co_HOOK_CallHooks( WH_CALLWNDPROCRET, HC_ACTION, SameThread, (LPARAM)&CWPR );
+ }
+}
+
+
BOOL
-STDCALL
+APIENTRY
NtUserCallMsgFilter(
- LPMSG msg,
+ LPMSG lpmsg,
INT code)
{
+ BOOL BadChk = FALSE, Ret = TRUE;
+ MSG Msg;
DECLARE_RETURN(BOOL);
DPRINT("Enter NtUserCallMsgFilter\n");
UserEnterExclusive();
+ if (lpmsg)
+ {
+ _SEH2_TRY
+ {
+ ProbeForRead((PVOID)lpmsg,
+ sizeof(MSG),
+ 1);
+ RtlCopyMemory( &Msg,
+ (PVOID)lpmsg,
+ sizeof(MSG));
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ BadChk = TRUE;
+ }
+ _SEH2_END;
+ }
+ else
+ RETURN( FALSE);
- if (co_HOOK_CallHooks( WH_SYSMSGFILTER, code, 0, (LPARAM)msg))
- RETURN( TRUE);
- RETURN( co_HOOK_CallHooks( WH_MSGFILTER, code, 0, (LPARAM)msg));
+ if (BadChk) RETURN( FALSE);
+
+ if (!co_HOOK_CallHooks( WH_SYSMSGFILTER, code, 0, (LPARAM)&Msg))
+ {
+ Ret = co_HOOK_CallHooks( WH_MSGFILTER, code, 0, (LPARAM)&Msg);
+ }
+
+ _SEH2_TRY
+ {
+ ProbeForWrite((PVOID)lpmsg,
+ sizeof(MSG),
+ 1);
+ RtlCopyMemory((PVOID)lpmsg,
+ &Msg,
+ sizeof(MSG));
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ BadChk = TRUE;
+ }
+ _SEH2_END;
+ if (BadChk) RETURN( FALSE);
+ RETURN( Ret)
CLEANUP:
DPRINT("Leave NtUserCallMsgFilter. ret=%i\n", _ret_);
END_CLEANUP;
}
-LRESULT STDCALL
+LRESULT APIENTRY
NtUserDispatchMessage(PNTUSERDISPATCHMESSAGEINFO UnsafeMsgInfo)
{
NTSTATUS Status;
}
-BOOL STDCALL
+BOOL APIENTRY
NtUserTranslateMessage(LPMSG lpMsg,
HKL dwhkl)
{
}
Parent = IntGetParent(MsgWindow);//fixme: deref retval?
- /* fixme: abort if no parent ? */
+
+ /* If no parent window, pass MsgWindows HWND as wParam. Fixes bug #3111 */
Result = co_IntSendMessage(MsgWindow->hSelf,
WM_MOUSEACTIVATE,
- (WPARAM) (Parent ? Parent->hSelf : NULL),
+ (WPARAM) (Parent ? Parent->hSelf : MsgWindow->hSelf),
(LPARAM)MAKELONG(*HitTest, Msg->message)
);
}
/* eat the message */
- UserDerefObject(Wnd);
+ UserDereferenceObject(Wnd);
UserDerefObjectCo(DesktopWindow);
UserDerefObjectCo(Window);
return TRUE;
}
- UserDerefObject(Wnd);
+ UserDereferenceObject(Wnd);
}
UserDerefObjectCo(DesktopWindow);
UINT MsgFilterMax,
UINT RemoveMsg)
{
+ PTHREADINFO pti;
LARGE_INTEGER LargeTickCount;
PUSER_MESSAGE_QUEUE ThreadQueue;
PUSER_MESSAGE Message;
BOOL Present, RemoveMessages;
USER_REFERENCE_ENTRY Ref;
USHORT HitTest;
+ MOUSEHOOKSTRUCT MHook;
/* The queues and order in which they are checked are documented in the MSDN
article on GetMessage() */
- ThreadQueue = (PUSER_MESSAGE_QUEUE)PsGetCurrentThreadWin32Thread()->MessageQueue;
+ pti = PsGetCurrentThreadWin32Thread();
+ ThreadQueue = pti->MessageQueue;
/* Inspect RemoveMsg flags */
/* FIXME: The only flag we process is PM_REMOVE - processing of others must still be implemented */
{
ThreadQueue->QuitPosted = FALSE;
}
- return TRUE;
+ goto MsgExit;
}
/* Now check for normal messages. */
;
/* Check for paint messages. */
- if (IntGetPaintMessage(hWnd, MsgFilterMin, MsgFilterMax, PsGetCurrentThreadWin32Thread(), &Msg->Msg, RemoveMessages))
+ if (IntGetPaintMessage(hWnd, MsgFilterMin, MsgFilterMax, pti, &Msg->Msg, RemoveMessages))
{
Msg->FreeLParam = FALSE;
- return TRUE;
+ goto MsgExit;
}
/* Check for WM_(SYS)TIMER messages */
// if(MsgWindow)
// {
-// UserDerefObject(MsgWindow);
+// UserDereferenceObject(MsgWindow);
// }
- return TRUE;
+ goto MsgExit;
}
if((Msg->Msg.hwnd && Msg->Msg.message >= WM_MOUSEFIRST && Msg->Msg.message <= WM_MOUSELAST) &&
/* eat the message, search again */
goto CheckMessages;
}
-
+MsgExit:
+ if ( ISITHOOKED(WH_MOUSE) &&
+ Msg->Msg.message >= WM_MOUSEFIRST &&
+ Msg->Msg.message <= WM_MOUSELAST )
+ {
+ MHook.pt = Msg->Msg.pt;
+ MHook.hwnd = Msg->Msg.hwnd;
+ MHook.wHitTestCode = HitTest;
+ MHook.dwExtraInfo = 0;
+ if (co_HOOK_CallHooks( WH_MOUSE,
+ RemoveMsg ? HC_ACTION : HC_NOREMOVE,
+ Msg->Msg.message,
+ (LPARAM)&MHook ))
+ {
+ if (ISITHOOKED(WH_CBT))
+ {
+ MHook.pt = Msg->Msg.pt;
+ MHook.hwnd = Msg->Msg.hwnd;
+ MHook.wHitTestCode = HitTest;
+ MHook.dwExtraInfo = 0;
+ co_HOOK_CallHooks( WH_CBT, HCBT_CLICKSKIPPED,
+ Msg->Msg.message, (LPARAM)&MHook);
+ }
+ return FALSE;
+ }
+ }
+ if ( ISITHOOKED(WH_KEYBOARD) &&
+ (Msg->Msg.message == WM_KEYDOWN || Msg->Msg.message == WM_KEYUP) )
+ {
+ if (co_HOOK_CallHooks( WH_KEYBOARD,
+ RemoveMsg ? HC_ACTION : HC_NOREMOVE,
+ LOWORD(Msg->Msg.wParam),
+ Msg->Msg.lParam))
+ {
+ if (ISITHOOKED(WH_CBT))
+ {
+ /* skip this message */
+ co_HOOK_CallHooks( WH_CBT, HCBT_KEYSKIPPED,
+ LOWORD(Msg->Msg.wParam), Msg->Msg.lParam );
+ }
+ return FALSE;
+ }
+ }
+ // The WH_GETMESSAGE hook enables an application to monitor messages about to
+ // be returned by the GetMessage or PeekMessage function.
+ if (ISITHOOKED(WH_GETMESSAGE))
+ {
+ //DPRINT1("Peek WH_GETMESSAGE -> %x\n",&Msg);
+ co_HOOK_CallHooks( WH_GETMESSAGE, HC_ACTION, RemoveMsg & PM_REMOVE, (LPARAM)&Msg->Msg);
+ }
return TRUE;
}
return Present;
}
-BOOL STDCALL
+BOOL APIENTRY
NtUserPeekMessage(PNTUSERGETMESSAGEINFO UnsafeInfo,
HWND hWnd,
UINT MsgFilterMin,
Present = co_IntPeekMessage(&Msg, hWnd, MsgFilterMin, MsgFilterMax, RemoveMsg);
if (Present)
{
+
Info.Msg = Msg.Msg;
/* See if this message type is present in the table */
MsgMemoryEntry = FindMsgMemory(Info.Msg.message);
UINT MsgFilterMin,
UINT MsgFilterMax)
{
+ PTHREADINFO pti;
PUSER_MESSAGE_QUEUE ThreadQueue;
NTSTATUS Status;
USER_MESSAGE Msg;
- ThreadQueue = (PUSER_MESSAGE_QUEUE)PsGetCurrentThreadWin32Thread()->MessageQueue;
+ pti = PsGetCurrentThreadWin32Thread();
+ ThreadQueue = pti->MessageQueue;
do
{
return FALSE;
}
-BOOL STDCALL
+BOOL APIENTRY
NtUserGetMessage(PNTUSERGETMESSAGEINFO UnsafeInfo,
HWND hWnd,
UINT MsgFilterMin,
BOOL GotMessage;
NTUSERGETMESSAGEINFO Info;
NTSTATUS Status;
+ /* FIXME: if initialization is removed, gcc complains that this may be used before initialization. Please review */
PWINDOW_OBJECT Window = NULL;
PMSGMEMORY MsgMemoryEntry;
PVOID UserMem;
END_CLEANUP;
}
-DWORD
-STDCALL
-NtUserMessageCall(
- DWORD Unknown0,
- DWORD Unknown1,
- DWORD Unknown2,
- DWORD Unknown3,
- DWORD Unknown4,
- DWORD Unknown5,
- DWORD Unknown6)
-{
- UNIMPLEMENTED
-
- return 0;
-}
static NTSTATUS FASTCALL
CopyMsgToKernelMem(MSG *KernelModeMsg, MSG *UserModeMsg, PMSGMEMORY MsgMemoryEntry)
if (! NT_SUCCESS(Status))
{
DPRINT1("Failed to copy message to kernel: invalid usermode buffer\n");
- ExFreePool(KernelMem);
+ ExFreePoolWithTag(KernelMem, TAG_MSG);
return Status;
}
}
WPARAM wParam,
LPARAM lParam)
{
+ PTHREADINFO pti;
MSG UserModeMsg, KernelModeMsg;
LARGE_INTEGER LargeTickCount;
NTSTATUS Status;
PMSGMEMORY MsgMemoryEntry;
+ pti = PsGetCurrentThreadWin32Thread();
if (WM_QUIT == Msg)
{
- MsqPostQuitMessage(PsGetCurrentThreadWin32Thread()->MessageQueue, wParam);
+ MsqPostQuitMessage(pti->MessageQueue, wParam);
}
else if (Wnd == HWND_BROADCAST)
{
SetLastWin32Error(ERROR_INVALID_PARAMETER);
return FALSE;
}
- IntGetCursorLocation(PsGetCurrentThreadWin32Thread()->Desktop->WindowStation,
+ IntGetCursorLocation(pti->Desktop->WindowStation,
&KernelModeMsg.pt);
KeQueryTickCount(&LargeTickCount);
KernelModeMsg.time = MsqCalculateMessageTime(&LargeTickCount);
}
-BOOL STDCALL
+BOOL APIENTRY
NtUserPostMessage(HWND hWnd,
UINT Msg,
WPARAM wParam,
-BOOL STDCALL
+BOOL APIENTRY
NtUserPostThreadMessage(DWORD idThread,
UINT Msg,
WPARAM wParam,
{
MSG UserModeMsg, KernelModeMsg;
PETHREAD peThread;
- PW32THREAD pThread;
+ PTHREADINFO pThread;
NTSTATUS Status;
PMSGMEMORY MsgMemoryEntry;
DECLARE_RETURN(BOOL);
if( Status == STATUS_SUCCESS )
{
- pThread = (PW32THREAD)peThread->Tcb.Win32Thread;
+ pThread = (PTHREADINFO)peThread->Tcb.Win32Thread;
if( !pThread || !pThread->MessageQueue )
{
ObDereferenceObject( peThread );
END_CLEANUP;
}
-DWORD STDCALL
+DWORD APIENTRY
NtUserQuerySendMessage(DWORD Unknown0)
{
UNIMPLEMENTED;
PMSGMEMORY MsgMemoryEntry;
INT lParamBufferSize;
LPARAM lParamPacked;
- PW32THREAD Win32Thread;
+ PTHREADINFO Win32Thread;
DECLARE_RETURN(LRESULT);
USER_REFERENCE_ENTRY Ref;
- /* FIXME: Call hooks. */
if (!(Window = UserGetWindowObject(hWnd)))
{
RETURN( FALSE);
Win32Thread = PsGetCurrentThreadWin32Thread();
+ IntCallWndProc( Window, hWnd, Msg, wParam, lParam);
+
if (NULL != Win32Thread &&
- Window->MessageQueue == Win32Thread->MessageQueue)
+ Window->MessageQueue == Win32Thread->MessageQueue)
{
if (Win32Thread->IsExiting)
{
if (! NT_SUCCESS(PackParam(&lParamPacked, Msg, wParam, lParam)))
{
- DPRINT1("Failed to pack message parameters\n");
+ DPRINT1("Failed to pack message parameters\n");
RETURN( FALSE);
}
*uResult = Result;
}
+ IntCallWndProcRet( Window, hWnd, Msg, wParam, lParam, (LRESULT *)uResult);
+
if (! NT_SUCCESS(UnpackParam(lParamPacked, Msg, wParam, lParam)))
{
DPRINT1("Failed to unpack message parameters\n");
- RETURN( TRUE);
+ RETURN( TRUE);
}
- RETURN( TRUE);
+ RETURN( TRUE);
}
- if(uFlags & SMTO_ABORTIFHUNG && MsqIsHung(Window->MessageQueue))
+ if (uFlags & SMTO_ABORTIFHUNG && MsqIsHung(Window->MessageQueue))
{
/* FIXME - Set a LastError? */
- RETURN( FALSE);
+ RETURN( FALSE);
}
- if(Window->Status & WINDOWSTATUS_DESTROYING)
+ if (Window->Status & WINDOWSTATUS_DESTROYING)
{
/* FIXME - last error? */
DPRINT1("Attempted to send message to window 0x%x that is being destroyed!\n", hWnd);
- RETURN( FALSE);
+ RETURN( FALSE);
}
- Status = co_MsqSendMessage(Window->MessageQueue, hWnd, Msg, wParam, lParam,
- uTimeout, (uFlags & SMTO_BLOCK), FALSE, uResult);
+ do
+ {
+ Status = co_MsqSendMessage( Window->MessageQueue,
+ hWnd,
+ Msg,
+ wParam,
+ lParam,
+ uTimeout,
+ (uFlags & SMTO_BLOCK),
+ MSQ_NORMAL,
+ uResult);
+ }
+ while ((STATUS_TIMEOUT == Status) &&
+ (uFlags & SMTO_NOTIMEOUTIFNOTHUNG) &&
+ !MsqIsHung(Window->MessageQueue));
+ IntCallWndProcRet( Window, hWnd, Msg, wParam, lParam, (LRESULT *)uResult);
if (STATUS_TIMEOUT == Status)
{
- /* MSDN says GetLastError() should return 0 after timeout */
- SetLastWin32Error(0);
- RETURN( FALSE);
+/*
+ MSDN says:
+ Microsoft Windows 2000: If GetLastError returns zero, then the function
+ timed out.
+ XP+ : If the function fails or times out, the return value is zero.
+ To get extended error information, call GetLastError. If GetLastError
+ returns ERROR_TIMEOUT, then the function timed out.
+ */
+ SetLastWin32Error(ERROR_TIMEOUT);
+ RETURN( FALSE);
}
else if (! NT_SUCCESS(Status))
{
SetLastNtError(Status);
- RETURN( FALSE);
+ RETURN( FALSE);
}
RETURN( TRUE);
LPARAM lParam)
{
ULONG_PTR Result;
+ PTHREADINFO pti;
PWINDOW_OBJECT Window;
if(hWnd == HWND_BROADCAST)
return 0;
}
- if(Window->MessageQueue != PsGetCurrentThreadWin32Thread()->MessageQueue)
+ pti = PsGetCurrentThreadWin32Thread();
+ if(Window->MessageQueue != pti->MessageQueue)
{
Result = UserPostMessage(hWnd, Msg, wParam, lParam);
}
else
{
- if(!co_IntSendMessageTimeoutSingle(hWnd, Msg, wParam, lParam, SMTO_NORMAL, 0, &Result))
- {
+ if(!co_IntSendMessageTimeoutSingle(hWnd, Msg, wParam, lParam, SMTO_NORMAL, 0, &Result)) {
Result = 0;
}
}
PDOSENDMESSAGE dsm,
PNTUSERSENDMESSAGEINFO UnsafeInfo)
{
+ PTHREADINFO pti;
LRESULT Result = TRUE;
NTSTATUS Status;
- PWINDOW_OBJECT Window;
+ PWINDOW_OBJECT Window = NULL;
NTUSERSENDMESSAGEINFO Info;
MSG UserModeMsg;
MSG KernelModeMsg;
MmCopyToCaller(UnsafeInfo, &Info, sizeof(NTUSERSENDMESSAGEINFO));
return 0;
}
+ if (!Window->Wnd)
+ return 0;
}
/* FIXME: Check for an exiting window. */
/* See if the current thread can handle the message */
- if (HWND_BROADCAST != hWnd && NULL != PsGetCurrentThreadWin32Thread() &&
- Window->MessageQueue == PsGetCurrentThreadWin32Thread()->MessageQueue)
+ pti = PsGetCurrentThreadWin32Thread();
+ if (HWND_BROADCAST != hWnd && NULL != pti &&
+ Window->MessageQueue == pti->MessageQueue)
{
/* Gather the information usermode needs to call the window proc directly */
Info.HandledByKernel = FALSE;
Info.Ansi = ! Window->Wnd->Unicode;
}
+ IntCallWndProc( Window, hWnd, Msg, wParam, lParam);
+
if (Window->Wnd->IsSystem)
{
Info.Proc = (!Info.Ansi ? Window->Wnd->WndProc : Window->Wnd->WndProcExtra);
Info.Ansi = !Window->Wnd->Unicode;
Info.Proc = Window->Wnd->WndProc;
}
+
+ IntCallWndProcRet( Window, hWnd, Msg, wParam, lParam, &Result);
+
}
else
{
/* Must be handled by other thread */
// if (HWND_BROADCAST != hWnd)
// {
-// UserDerefObject(Window);
+// UserDereferenceObject(Window);
// }
Info.HandledByKernel = TRUE;
UserModeMsg.hwnd = hWnd;
return (LRESULT)Result;
}
-LRESULT STDCALL
+LRESULT APIENTRY
NtUserSendMessageTimeout(HWND hWnd,
UINT Msg,
WPARAM wParam,
END_CLEANUP;
}
-LRESULT STDCALL
+LRESULT APIENTRY
NtUserSendMessage(HWND Wnd,
UINT Msg,
WPARAM wParam,
END_CLEANUP;
}
-BOOL STDCALL
-NtUserSendMessageCallback(HWND hWnd,
- UINT Msg,
- WPARAM wParam,
- LPARAM lParam,
- SENDASYNCPROC lpCallBack,
- ULONG_PTR dwData)
-{
- UNIMPLEMENTED;
-
- return 0;
-}
-
BOOL FASTCALL
UserSendNotifyMessage(HWND hWnd,
else
{
ULONG_PTR PResult;
+ PTHREADINFO pti;
PWINDOW_OBJECT Window;
NTSTATUS Status;
MSG UserModeMsg;
if(!(Window = UserGetWindowObject(hWnd))) return FALSE;
- if(Window->MessageQueue != PsGetCurrentThreadWin32Thread()->MessageQueue)
+ pti = PsGetCurrentThreadWin32Thread();
+ if(Window->MessageQueue != pti->MessageQueue)
{ // Send message w/o waiting for it.
Result = UserPostMessage(hWnd, Msg, wParam, lParam);
}
}
-BOOL STDCALL
+BOOL APIENTRY
NtUserSendNotifyMessage(HWND hWnd,
UINT Msg,
WPARAM wParam,
}
-BOOL STDCALL
+BOOL APIENTRY
NtUserWaitMessage(VOID)
{
DECLARE_RETURN(BOOL);
END_CLEANUP;
}
-DWORD STDCALL
-NtUserGetQueueStatus(BOOL ClearChanges)
+DWORD APIENTRY
+IntGetQueueStatus(BOOL ClearChanges)
{
+ PTHREADINFO pti;
PUSER_MESSAGE_QUEUE Queue;
DWORD Result;
DECLARE_RETURN(DWORD);
- DPRINT("Enter NtUserGetQueueStatus\n");
- UserEnterExclusive();
+ DPRINT("Enter IntGetQueueStatus\n");
- Queue = PsGetCurrentThreadWin32Thread()->MessageQueue;
+ pti = PsGetCurrentThreadWin32Thread();
+ Queue = pti->MessageQueue;
Result = MAKELONG(Queue->QueueBits, Queue->ChangedBits);
if (ClearChanges)
Queue->ChangedBits = 0;
}
- RETURN( Result);
+ RETURN(Result);
CLEANUP:
- DPRINT("Leave NtUserGetQueueStatus, ret=%i\n",_ret_);
- UserLeave();
+ DPRINT("Leave IntGetQueueStatus, ret=%i\n",_ret_);
END_CLEANUP;
}
-BOOL STDCALL
+BOOL APIENTRY
IntInitMessagePumpHook()
{
- ((PW32THREAD)PsGetCurrentThread()->Tcb.Win32Thread)->MessagePumpHookValue++;
- return TRUE;
+ if (((PTHREADINFO)PsGetCurrentThread()->Tcb.Win32Thread)->ThreadInfo)
+ {
+ ((PTHREADINFO)PsGetCurrentThread()->Tcb.Win32Thread)->ThreadInfo->ClientThreadInfo.dwcPumpHook++;
+ return TRUE;
+ }
+ return FALSE;
}
-BOOL STDCALL
+BOOL APIENTRY
IntUninitMessagePumpHook()
{
- if (((PW32THREAD)PsGetCurrentThread()->Tcb.Win32Thread)->MessagePumpHookValue <= 0)
+ if (((PTHREADINFO)PsGetCurrentThread()->Tcb.Win32Thread)->ThreadInfo)
{
- return FALSE;
+ if (((PTHREADINFO)PsGetCurrentThread()->Tcb.Win32Thread)->ThreadInfo->ClientThreadInfo.dwcPumpHook <= 0)
+ {
+ return FALSE;
+ }
+ ((PTHREADINFO)PsGetCurrentThread()->Tcb.Win32Thread)->ThreadInfo->ClientThreadInfo.dwcPumpHook--;
+ return TRUE;
}
- ((PW32THREAD)PsGetCurrentThread()->Tcb.Win32Thread)->MessagePumpHookValue--;
- return TRUE;
+ return FALSE;
+}
+
+
+LRESULT APIENTRY
+NtUserMessageCall(
+ HWND hWnd,
+ UINT Msg,
+ WPARAM wParam,
+ LPARAM lParam,
+ ULONG_PTR ResultInfo,
+ DWORD dwType, // fnID?
+ BOOL Ansi)
+{
+ LRESULT lResult = 0;
+ PWINDOW_OBJECT Window = NULL;
+ USER_REFERENCE_ENTRY Ref;
+
+ UserEnterExclusive();
+
+ /* Validate input */
+ if (hWnd && (hWnd != INVALID_HANDLE_VALUE) && !(Window = UserGetWindowObject(hWnd)))
+ {
+ return 0;
+ }
+ switch(dwType)
+ {
+ case FNID_DEFWINDOWPROC:
+ UserRefObjectCo(Window, &Ref);
+ lResult = IntDefWindowProc(Window, Msg, wParam, lParam, Ansi);
+ UserDerefObjectCo(Window);
+ break;
+ case FNID_BROADCASTSYSTEMMESSAGE:
+ {
+ PBROADCASTPARM parm;
+ BOOL BadChk = FALSE;
+ DWORD_PTR RetVal = 0;
+ lResult = -1;
+
+ if (ResultInfo)
+ {
+ _SEH2_TRY
+ {
+ ProbeForWrite((PVOID)ResultInfo,
+ sizeof(BROADCASTPARM),
+ 1);
+ parm = (PBROADCASTPARM)ResultInfo;
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ BadChk = TRUE;
+ }
+ _SEH2_END;
+ if (BadChk) break;
+ }
+ else
+ break;
+
+ if ( parm->recipients & BSM_ALLDESKTOPS ||
+ parm->recipients == BSM_ALLCOMPONENTS )
+ {
+ }
+ else if (parm->recipients & BSM_APPLICATIONS)
+ {
+ if (parm->flags & BSF_QUERY)
+ {
+ if (parm->flags & BSF_FORCEIFHUNG || parm->flags & BSF_NOHANG)
+ {
+ co_IntSendMessageTimeout( HWND_BROADCAST,
+ Msg,
+ wParam,
+ lParam,
+ SMTO_ABORTIFHUNG,
+ 2000,
+ &RetVal);
+ }
+ else if (parm->flags & BSF_NOTIMEOUTIFNOTHUNG)
+ {
+ co_IntSendMessageTimeout( HWND_BROADCAST,
+ Msg,
+ wParam,
+ lParam,
+ SMTO_NOTIMEOUTIFNOTHUNG,
+ 2000,
+ &RetVal);
+ }
+ else
+ {
+ co_IntSendMessageTimeout( HWND_BROADCAST,
+ Msg,
+ wParam,
+ lParam,
+ SMTO_NORMAL,
+ 2000,
+ &RetVal);
+ }
+ }
+ else if (parm->flags & BSF_POSTMESSAGE)
+ {
+ lResult = UserPostMessage(HWND_BROADCAST, Msg, wParam, lParam);
+ }
+ else if ( parm->flags & BSF_SENDNOTIFYMESSAGE)
+ {
+ lResult = UserSendNotifyMessage(HWND_BROADCAST, Msg, wParam, lParam);
+ }
+ }
+ }
+ break;
+ case FNID_SENDMESSAGECALLBACK:
+ break;
+ // CallNextHook bypass.
+ case FNID_CALLWNDPROC:
+ case FNID_CALLWNDPROCRET:
+ {
+ PCLIENTINFO ClientInfo = GetWin32ClientInfo();
+ PHOOK NextObj, Hook = ClientInfo->phkCurrent;
+
+ if (!ClientInfo || !Hook) break;
+
+ UserReferenceObject(Hook);
+
+ if (Hook->Thread && (Hook->Thread != PsGetCurrentThread()))
+ {
+ UserDereferenceObject(Hook);
+ break;
+ }
+
+ NextObj = IntGetNextHook(Hook);
+ ClientInfo->phkCurrent = NextObj;
+
+ if ( Hook->HookId == WH_CALLWNDPROC)
+ {
+ CWPSTRUCT CWP;
+ CWP.hwnd = hWnd;
+ CWP.message = Msg;
+ CWP.wParam = wParam;
+ CWP.lParam = lParam;
+ DPRINT("WH_CALLWNDPROC: Hook %x NextHook %x\n", Hook, NextObj );
+
+ lResult = co_IntCallHookProc( Hook->HookId,
+ HC_ACTION,
+ ((ClientInfo->CI_flags & CI_CURTHPRHOOK) ? 1 : 0),
+ (LPARAM)&CWP,
+ Hook->Proc,
+ Hook->Ansi,
+ &Hook->ModuleName);
+ }
+ else
+ {
+ CWPRETSTRUCT CWPR;
+ CWPR.hwnd = hWnd;
+ CWPR.message = Msg;
+ CWPR.wParam = wParam;
+ CWPR.lParam = lParam;
+ CWPR.lResult = ClientInfo->dwHookData;
+
+ lResult = co_IntCallHookProc( Hook->HookId,
+ HC_ACTION,
+ ((ClientInfo->CI_flags & CI_CURTHPRHOOK) ? 1 : 0),
+ (LPARAM)&CWPR,
+ Hook->Proc,
+ Hook->Ansi,
+ &Hook->ModuleName);
+ }
+ UserDereferenceObject(Hook);
+ lResult = (LRESULT) NextObj;
+ }
+ break;
+ }
+ UserLeave();
+ return lResult;
+}
+
+#define INFINITE 0xFFFFFFFF
+#define WAIT_FAILED ((DWORD)0xFFFFFFFF)
+
+DWORD
+APIENTRY
+NtUserWaitForInputIdle(
+ IN HANDLE hProcess,
+ IN DWORD dwMilliseconds,
+ IN BOOL Unknown2)
+{
+ PEPROCESS Process;
+ PW32PROCESS W32Process;
+ NTSTATUS Status;
+ HANDLE Handles[2];
+ LARGE_INTEGER Timeout;
+ ULONGLONG StartTime, Run, Elapsed = 0;
+
+ UserEnterExclusive();
+
+ Status = ObReferenceObjectByHandle(hProcess,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ UserMode,
+ (PVOID*)&Process,
+ NULL);
+
+ if (!NT_SUCCESS(Status))
+ {
+ UserLeave();
+ SetLastNtError(Status);
+ return WAIT_FAILED;
+ }
+
+ W32Process = (PW32PROCESS)Process->Win32Process;
+ if (!W32Process)
+ {
+ ObDereferenceObject(Process);
+ UserLeave();
+ SetLastWin32Error(ERROR_INVALID_PARAMETER);
+ return WAIT_FAILED;
+ }
+
+ EngCreateEvent((PEVENT *)&W32Process->InputIdleEvent);
+
+ Handles[0] = Process;
+ Handles[1] = W32Process->InputIdleEvent;
+
+ if (!Handles[1])
+ {
+ ObDereferenceObject(Process);
+ UserLeave();
+ return STATUS_SUCCESS; /* no event to wait on */
+ }
+
+ StartTime = EngGetTickCount();
+
+ Run = dwMilliseconds;
+
+ DPRINT("WFII: waiting for %p\n", Handles[1] );
+ do
+ {
+ Timeout.QuadPart = Run - Elapsed;
+ UserLeave();
+ Status = KeWaitForMultipleObjects( 2,
+ Handles,
+ WaitAny,
+ UserRequest,
+ UserMode,
+ FALSE,
+ dwMilliseconds == INFINITE ? NULL : &Timeout,
+ NULL);
+ UserEnterExclusive();
+
+ if (!NT_SUCCESS(Status))
+ {
+ SetLastNtError(Status);
+ Status = WAIT_FAILED;
+ goto WaitExit;
+ }
+
+ switch (Status)
+ {
+ case STATUS_WAIT_0:
+ Status = WAIT_FAILED;
+ goto WaitExit;
+
+ case STATUS_WAIT_2:
+ {
+ USER_MESSAGE Msg;
+ co_IntPeekMessage( &Msg, 0, 0, 0, PM_REMOVE | PM_QS_SENDMESSAGE );
+ break;
+ }
+
+ case STATUS_USER_APC:
+ case STATUS_ALERTED:
+ case STATUS_TIMEOUT:
+ DPRINT1("WFII: timeout\n");
+ Status = STATUS_TIMEOUT;
+ goto WaitExit;
+
+ default:
+ DPRINT1("WFII: finished\n");
+ Status = STATUS_SUCCESS;
+ goto WaitExit;
+ }
+
+ if (dwMilliseconds != INFINITE)
+ {
+ Elapsed = EngGetTickCount() - StartTime;
+
+ if (Elapsed > Run)
+ Status = STATUS_TIMEOUT;
+ break;
+ }
+ }
+ while (1);
+
+WaitExit:
+ if (W32Process->InputIdleEvent)
+ {
+ EngDeleteEvent((PEVENT)W32Process->InputIdleEvent);
+ W32Process->InputIdleEvent = NULL;
+ }
+ ObDereferenceObject(Process);
+ UserLeave();
+ return Status;
}
/* EOF */