/* GLOBALS *******************************************************************/
static PPAGED_LOOKASIDE_LIST pgMessageLookasideList;
+static PPAGED_LOOKASIDE_LIST pgSendMsgLookasideList;
+INT PostMsgCount = 0;
+INT SendMsgCount = 0;
PUSER_MESSAGE_QUEUE gpqCursor;
ULONG_PTR gdwMouseMoveExtraInfo = 0;
DWORD gdwMouseMoveTimeStamp = 0;
-
+LIST_ENTRY usmList;
/* FUNCTIONS *****************************************************************/
NTAPI
MsqInitializeImpl(VOID)
{
+ // Setup Post Messages
pgMessageLookasideList = ExAllocatePoolWithTag(NonPagedPool, sizeof(PAGED_LOOKASIDE_LIST), TAG_USRMSG);
if (!pgMessageLookasideList)
return STATUS_NO_MEMORY;
sizeof(USER_MESSAGE),
TAG_USRMSG,
256);
+ // Setup Send Messages
+ pgSendMsgLookasideList = ExAllocatePoolWithTag(NonPagedPool, sizeof(PAGED_LOOKASIDE_LIST), TAG_USRMSG);
+ if (!pgSendMsgLookasideList)
+ return STATUS_NO_MEMORY;
+ ExInitializePagedLookasideList(pgSendMsgLookasideList,
+ NULL,
+ NULL,
+ 0,
+ sizeof(USER_SENT_MESSAGE),
+ TAG_USRMSG,
+ 16);
+
+ InitializeListHead(&usmList);
return(STATUS_SUCCESS);
}
}
if ((pWnd->style & WS_VISIBLE) &&
- (pWnd->ExStyle & (WS_EX_LAYERED|WS_EX_TRANSPARENT)) == 0 &&
+ (pWnd->ExStyle & (WS_EX_LAYERED|WS_EX_TRANSPARENT)) != (WS_EX_LAYERED|WS_EX_TRANSPARENT) &&
IntPtInWindow(pWnd, x, y))
return pWnd;
}
pti = PsGetCurrentThreadWin32Thread();
MessageQueue = pti->MessageQueue;
- /* Get the screen DC */
- if(!(hdcScreen = IntGetScreenDC()))
- {
- return NULL;
- }
-
OldCursor = MessageQueue->CursorObject;
/* Check if cursors are different */
if (MessageQueue->iCursorLevel < 0)
return OldCursor;
+ // Fixes the error message "Not the same cursor!".
+ if (gpqCursor == NULL)
+ {
+ gpqCursor = MessageQueue;
+ }
+
/* Update cursor if this message queue controls it */
pWnd = IntTopLevelWindowFromPoint(gpsi->ptCursor.x, gpsi->ptCursor.y);
if (pWnd && pWnd->head.pti->MessageQueue == MessageQueue)
{
+ /* Get the screen DC */
+ if (!(hdcScreen = IntGetScreenDC()))
+ {
+ return NULL;
+ }
+
if (NewCursor)
{
/* Call GDI to set the new screen cursor */
-#ifdef NEW_CURSORICON
PCURICON_OBJECT CursorFrame = NewCursor;
if(NewCursor->CURSORF_flags & CURSORF_ACON)
{
gpsi->ptCursor.x,
gpsi->ptCursor.y,
CursorFrame->hbmAlpha ? SPS_ALPHA : 0);
-#else
- GreSetPointerShape(hdcScreen,
- NewCursor->IconInfo.hbmMask,
- NewCursor->IconInfo.hbmColor,
- NewCursor->IconInfo.xHotspot,
- NewCursor->IconInfo.yHotspot,
- gpsi->ptCursor.x,
- gpsi->ptCursor.y,
- 0);
-#endif
}
else /* Note: OldCursor != NewCursor so we have to hide cursor */
{
}
if (MessageBits & QS_MOUSEMOVE)
{ // Account for tracking mouse moves..
- if (pti->nCntsQBits[QSRosMouseMove])
+ if (pti->nCntsQBits[QSRosMouseMove])
{
pti->nCntsQBits[QSRosMouseMove] = 0; // Throttle down count. Up to > 3:1 entries are ignored.
ClrMask |= QS_MOUSEMOVE;
return;
}
- MessageQueue->ptiMouse = pti;
+ // Check to see if this is attached.
+ if ( pti != MessageQueue->ptiMouse &&
+ MessageQueue->cThreads > 1 )
+ {
+ // Set the send pti to the message queue mouse pti.
+ pti = MessageQueue->ptiMouse;
+ }
if (Msg->message == WM_MOUSEMOVE)
{
if(CurInfo->CurrentCursorObject != MessageQueue->CursorObject)
{
/* Call GDI to set the new screen cursor */
-#ifdef NEW_CURSORICON
GreSetPointerShape(hdcScreen,
MessageQueue->CursorObject->hbmAlpha ?
NULL : MessageQueue->CursorObject->hbmMask,
gpsi->ptCursor.x,
gpsi->ptCursor.y,
MessageQueue->CursorObject->hbmAlpha ? SPS_ALPHA : 0);
-#else
- GreSetPointerShape(hdcScreen,
- MessageQueue->CursorObject->IconInfo.hbmMask,
- MessageQueue->CursorObject->IconInfo.hbmColor,
- MessageQueue->CursorObject->IconInfo.xHotspot,
- MessageQueue->CursorObject->IconInfo.yHotspot,
- gpsi->ptCursor.x,
- gpsi->ptCursor.y,
- 0);
-#endif
+
} else
GreMovePointer(hdcScreen, Msg->pt.x, Msg->pt.y);
}
- /* Check if w have to hide cursor */
+ /* Check if we have to hide cursor */
else if (CurInfo->ShowingCursor >= 0)
GreMovePointer(hdcScreen, -1, -1);
RtlZeroMemory(Message, sizeof(*Message));
RtlMoveMemory(&Message->Msg, Msg, sizeof(MSG));
-
+ PostMsgCount++;
return Message;
}
VOID FASTCALL
MsqDestroyMessage(PUSER_MESSAGE Message)
{
+ TRACE("Post Destroy %d\n",PostMsgCount)
if (Message->pti == NULL)
{
ERR("Double Free Message\n");
return;
}
+ RemoveEntryList(&Message->ListEntry);
Message->pti = NULL;
ExFreeToPagedLookasideList(pgMessageLookasideList, Message);
+ PostMsgCount--;
+}
+
+PUSER_SENT_MESSAGE FASTCALL
+AllocateUserMessage(BOOL KEvent)
+{
+ PUSER_SENT_MESSAGE Message;
+
+ if(!(Message = ExAllocateFromPagedLookasideList(pgSendMsgLookasideList)))
+ {
+ ERR("AllocateUserMessage(): Not enough memory to allocate a message");
+ return NULL;
+ }
+ RtlZeroMemory(Message, sizeof(USER_SENT_MESSAGE));
+
+ if (KEvent)
+ {
+ Message->pkCompletionEvent = &Message->CompletionEvent;
+
+ KeInitializeEvent(Message->pkCompletionEvent, NotificationEvent, FALSE);
+ }
+ SendMsgCount++;
+ TRACE("AUM pti %p msg %p\n",PsGetCurrentThreadWin32Thread(),Message);
+ return Message;
+}
+
+VOID FASTCALL
+FreeUserMessage(PUSER_SENT_MESSAGE Message)
+{
+ Message->pkCompletionEvent = NULL;
+
+ /* Remove it from the list */
+ RemoveEntryList(&Message->ListEntry);
+
+ ExFreeToPagedLookasideList(pgSendMsgLookasideList, Message);
+ SendMsgCount--;
+}
+
+VOID APIENTRY
+MsqRemoveWindowMessagesFromQueue(PWND Window)
+{
+ PTHREADINFO pti;
+ PUSER_SENT_MESSAGE SentMessage;
+ PUSER_MESSAGE PostedMessage;
+ PLIST_ENTRY CurrentEntry, ListHead;
+
+ ASSERT(Window);
+
+ pti = Window->head.pti;
+
+ /* remove the posted messages for this window */
+ CurrentEntry = pti->PostedMessagesListHead.Flink;
+ ListHead = &pti->PostedMessagesListHead;
+ while (CurrentEntry != ListHead)
+ {
+ PostedMessage = CONTAINING_RECORD(CurrentEntry, USER_MESSAGE, ListEntry);
+
+ if (PostedMessage->Msg.hwnd == Window->head.h)
+ {
+ if (PostedMessage->Msg.message == WM_QUIT && pti->QuitPosted == 0)
+ {
+ pti->QuitPosted = 1;
+ pti->exitCode = PostedMessage->Msg.wParam;
+ }
+ ClearMsgBitsMask(pti, PostedMessage->QS_Flags);
+ MsqDestroyMessage(PostedMessage);
+ CurrentEntry = pti->PostedMessagesListHead.Flink;
+ }
+ else
+ {
+ CurrentEntry = CurrentEntry->Flink;
+ }
+ }
+
+ /* remove the sent messages for this window */
+ CurrentEntry = pti->SentMessagesListHead.Flink;
+ ListHead = &pti->SentMessagesListHead;
+ while (CurrentEntry != ListHead)
+ {
+ SentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE, ListEntry);
+
+ if(SentMessage->Msg.hwnd == Window->head.h)
+ {
+ ERR("Remove Window Messages %p From Sent Queue\n",SentMessage);
+#if 0 // Should mark these as invalid and allow the rest clean up, so far no harm by just commenting out. See CORE-9210.
+ ClearMsgBitsMask(pti, SentMessage->QS_Flags);
+
+ /* wake the sender's thread */
+ if (SentMessage->pkCompletionEvent != NULL)
+ {
+ KeSetEvent(SentMessage->pkCompletionEvent, IO_NO_INCREMENT, FALSE);
+ }
+
+ if (SentMessage->HasPackedLParam)
+ {
+ if (SentMessage->Msg.lParam)
+ ExFreePool((PVOID)SentMessage->Msg.lParam);
+ }
+
+ /* free the message */
+ FreeUserMessage(SentMessage);
+
+ CurrentEntry = pti->SentMessagesListHead.Flink;
+#endif
+ CurrentEntry = CurrentEntry->Flink;
+ }
+ else
+ {
+ CurrentEntry = CurrentEntry->Flink;
+ }
+ }
}
BOOLEAN FASTCALL
-co_MsqDispatchOneSentMessage(PTHREADINFO pti)
+co_MsqDispatchOneSentMessage(
+ _In_ PTHREADINFO pti)
{
PUSER_SENT_MESSAGE SaveMsg, Message;
PLIST_ENTRY Entry;
Entry = RemoveHeadList(&pti->SentMessagesListHead);
Message = CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, ListEntry);
+ // Signal this message is being processed.
+ Message->flags |= SMF_RECEIVERBUSY|SMF_RECEIVEDMESSAGE;
+
SaveMsg = pti->pusmCurrent;
pti->pusmCurrent = Message;
pti->pcti->CTI_flags |= CTI_INSENDMESSAGE; // Let the user know...
}
- /* insert it to the list of messages that are currently dispatched by this
- message queue */
- InsertTailList(&pti->LocalDispatchingMessagesHead,
- &Message->ListEntry);
+ /* Now insert it to the global list of messages that can be removed Justin Case there's Trouble */
+ InsertTailList(&usmList, &Message->ListEntry);
ClearMsgBitsMask(pti, Message->QS_Flags);
if (Message->HookMessage == MSQ_ISHOOK)
{ // Direct Hook Call processor
- Result = co_CallHook( Message->Msg.message, // HookId
+ Result = co_CallHook( Message->Msg.message, // HookId
(INT)(INT_PTR)Message->Msg.hwnd, // Code
Message->Msg.wParam,
Message->Msg.lParam);
}
- else if (Message->HookMessage == MSQ_ISEVENT)
- { // Direct Event Call processor
- Result = co_EVENT_CallEvents( Message->Msg.message,
- Message->Msg.hwnd,
- Message->Msg.wParam,
- Message->Msg.lParam);
- }
else if(Message->HookMessage == MSQ_INJECTMODULE)
{
Result = IntLoadHookModule(Message->Msg.message,
/* The message has not been processed yet, reinsert it. */
RemoveEntryList(&Message->ListEntry);
InsertTailList(&Message->ptiCallBackSender->SentMessagesListHead, &Message->ListEntry);
- TRACE("Callback Message not processed yet. Requeuing the message\n");
+ // List is occupied need to set the bit.
+ MsqWakeQueue(Message->ptiCallBackSender, QS_SENDMESSAGE, TRUE);
+ ERR("Callback Message not processed yet. Requeuing the message\n"); //// <---- Need to see if this happens.
Ret = FALSE;
goto Exit;
}
Message->Msg.lParam);
}
- /* remove the message from the local dispatching list, because it doesn't need
- to be cleaned up on thread termination anymore */
- RemoveEntryList(&Message->ListEntry);
-
/* If the message is a callback, insert it in the callback senders MessageQueue */
if (Message->CompletionCallback)
{
Message->QS_Flags |= QS_SMRESULT;
/* insert it in the callers message queue */
+ RemoveEntryList(&Message->ListEntry);
InsertTailList(&Message->ptiCallBackSender->SentMessagesListHead, &Message->ListEntry);
MsqWakeQueue(Message->ptiCallBackSender, QS_SENDMESSAGE, TRUE);
}
goto Exit;
}
- /* remove the message from the dispatching list if needed, so lock the sender's message queue */
- if (Message->ptiSender)
- {
- if (Message->DispatchingListEntry.Flink != NULL)
- {
- /* only remove it from the dispatching list if not already removed by a timeout */
- RemoveEntryList(&Message->DispatchingListEntry);
- }
- }
- /* still keep the sender's message queue locked, so the sender can't exit the
- MsqSendMessage() function (if timed out) */
-
+ // Retrieve the result from callback.
if (Message->QS_Flags & QS_SMRESULT)
{
Result = Message->lResult;
}
/* Let the sender know the result. */
- if (Message->Result != NULL)
- {
- *Message->Result = Result;
- }
+ Message->lResult = Result;
if (Message->HasPackedLParam)
{
ExFreePool((PVOID)Message->Msg.lParam);
}
+ // Clear busy signal.
+ Message->flags &= ~SMF_RECEIVERBUSY;
+
/* Notify the sender. */
- if (Message->CompletionEvent != NULL)
+ if (Message->pkCompletionEvent != NULL)
{
- KeSetEvent(Message->CompletionEvent, IO_NO_INCREMENT, FALSE);
+ KeSetEvent(Message->pkCompletionEvent, IO_NO_INCREMENT, FALSE);
}
/* free the message */
- ExFreePoolWithTag(Message, TAG_USRMSG);
+ if (Message->flags & SMF_RECEIVERFREE)
+ {
+ TRACE("Receiver Freeing Message %p\n",Message);
+ FreeUserMessage(Message);
+ }
+
Ret = TRUE;
Exit:
/* do not hangup on the user if this is reentering */
return Ret;
}
-VOID APIENTRY
-MsqRemoveWindowMessagesFromQueue(PWND Window)
-{
- PTHREADINFO pti;
- PUSER_SENT_MESSAGE SentMessage;
- PUSER_MESSAGE PostedMessage;
- PLIST_ENTRY CurrentEntry, ListHead;
-
- ASSERT(Window);
-
- pti = Window->head.pti;
-
- /* remove the posted messages for this window */
- CurrentEntry = pti->PostedMessagesListHead.Flink;
- ListHead = &pti->PostedMessagesListHead;
- while (CurrentEntry != ListHead)
- {
- PostedMessage = CONTAINING_RECORD(CurrentEntry, USER_MESSAGE,
- ListEntry);
- if (PostedMessage->Msg.hwnd == Window->head.h)
- {
- RemoveEntryList(&PostedMessage->ListEntry);
- ClearMsgBitsMask(pti, PostedMessage->QS_Flags);
- MsqDestroyMessage(PostedMessage);
- CurrentEntry = pti->PostedMessagesListHead.Flink;
- }
- else
- {
- CurrentEntry = CurrentEntry->Flink;
- }
- }
-
- /* remove the sent messages for this window */
- CurrentEntry = pti->SentMessagesListHead.Flink;
- ListHead = &pti->SentMessagesListHead;
- while (CurrentEntry != ListHead)
- {
- SentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE,
- ListEntry);
- if(SentMessage->Msg.hwnd == Window->head.h)
- {
- TRACE("Notify the sender and remove a message from the queue that had not been dispatched\n");
-
- RemoveEntryList(&SentMessage->ListEntry);
- ClearMsgBitsMask(pti, SentMessage->QS_Flags);
-
- /* Only if the message has a sender was the queue referenced */
- if ((SentMessage->ptiSender)
- && (SentMessage->DispatchingListEntry.Flink != NULL))
- {
- RemoveEntryList(&SentMessage->DispatchingListEntry);
- }
-
- /* wake the sender's thread */
- if (SentMessage->CompletionEvent != NULL)
- {
- KeSetEvent(SentMessage->CompletionEvent, IO_NO_INCREMENT, FALSE);
- }
-
- if (SentMessage->HasPackedLParam)
- {
- if (SentMessage->Msg.lParam)
- ExFreePool((PVOID)SentMessage->Msg.lParam);
- }
-
- /* free the message */
- ExFreePoolWithTag(SentMessage, TAG_USRMSG);
-
- CurrentEntry = pti->SentMessagesListHead.Flink;
- }
- else
- {
- CurrentEntry = CurrentEntry->Flink;
- }
- }
-}
-
BOOL FASTCALL
co_MsqSendMessageAsync(PTHREADINFO ptiReceiver,
HWND hwnd,
PTHREADINFO ptiSender;
PUSER_SENT_MESSAGE Message;
- if(!(Message = ExAllocatePoolWithTag(NonPagedPool, sizeof(USER_SENT_MESSAGE), TAG_USRMSG)))
+ if(!(Message = AllocateUserMessage(FALSE)))
{
- ERR("MsqSendMessage(): Not enough memory to allocate a message");
+ ERR("MsqSendMessageAsync(): Not enough memory to allocate a message");
return FALSE;
}
Message->Msg.message = Msg;
Message->Msg.wParam = wParam;
Message->Msg.lParam = lParam;
- Message->CompletionEvent = NULL;
- Message->Result = 0;
- Message->lResult = 0;
+ Message->pkCompletionEvent = NULL; // No event needed.
Message->ptiReceiver = ptiReceiver;
- Message->ptiSender = NULL;
Message->ptiCallBackSender = ptiSender;
- Message->DispatchingListEntry.Flink = NULL;
Message->CompletionCallback = CompletionCallback;
Message->CompletionCallbackContext = CompletionCallbackContext;
Message->HookMessage = HookMessage;
Message->HasPackedLParam = HasPackedLParam;
Message->QS_Flags = QS_SENDMESSAGE;
+ Message->flags = SMF_RECEIVERFREE;
InsertTailList(&ptiReceiver->SentMessagesListHead, &Message->ListEntry);
MsqWakeQueue(ptiReceiver, QS_SENDMESSAGE, TRUE);
ULONG_PTR *uResult)
{
PTHREADINFO pti;
- PUSER_SENT_MESSAGE Message;
- KEVENT CompletionEvent;
+ PUSER_SENT_MESSAGE SaveMsg, Message;
NTSTATUS WaitStatus;
LARGE_INTEGER Timeout;
PLIST_ENTRY Entry;
PWND pWnd;
+ BOOLEAN SwapStateEnabled;
LRESULT Result = 0; //// Result could be trashed. ////
pti = PsGetCurrentThreadWin32Thread();
ASSERT(ptirec->pcti); // Send must have a client side to receive it!!!!
/* Don't send from or to a dying thread */
- if (pti->TIF_flags & TIF_INCLEANUP || ptirec->TIF_flags & TIF_INCLEANUP)
- {
- // Unless we are dying and need to tell our parents.
- if (pti->TIF_flags & TIF_INCLEANUP && !(ptirec->TIF_flags & TIF_INCLEANUP))
- {
+ if (pti->TIF_flags & TIF_INCLEANUP || ptirec->TIF_flags & TIF_INCLEANUP)
+ {
+ // Unless we are dying and need to tell our parents.
+ if (pti->TIF_flags & TIF_INCLEANUP && !(ptirec->TIF_flags & TIF_INCLEANUP))
+ {
// Parent notify is the big one. Fire and forget!
- TRACE("Send message from dying thread %d\n",Msg);
+ TRACE("Send message from dying thread %u\n", Msg);
co_MsqSendMessageAsync(ptirec, Wnd, Msg, wParam, lParam, NULL, 0, FALSE, HookMessage);
- }
- if (uResult) *uResult = -1;
- TRACE("MsqSM: Msg %d Current pti %lu or Rec pti %lu\n", Msg, pti->TIF_flags & TIF_INCLEANUP, ptirec->TIF_flags & TIF_INCLEANUP);
- return STATUS_UNSUCCESSFUL;
- }
+ }
+ if (uResult) *uResult = -1;
+ TRACE("MsqSM: Msg %u Current pti %lu or Rec pti %lu\n", Msg, pti->TIF_flags & TIF_INCLEANUP, ptirec->TIF_flags & TIF_INCLEANUP);
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ if (IsThreadSuspended(ptirec))
+ {
+ ERR("Sending to Suspended Thread Msg %lx\n",Msg);
+ if (uResult) *uResult = -1;
+ return STATUS_UNSUCCESSFUL;
+ }
+ // Should we do the same for No Wait?
if ( HookMessage == MSQ_NORMAL )
{
pWnd = ValidateHwndNoErr(Wnd);
}
}
- if(!(Message = ExAllocatePoolWithTag(PagedPool, sizeof(USER_SENT_MESSAGE), TAG_USRMSG)))
+ if(!(Message = AllocateUserMessage(TRUE)))
{
- ERR("MsqSendMessage(): Not enough memory to allocate a message");
+ ERR("MsqSendMessage(): Not enough memory to allocate a message\n");
+ if (uResult) *uResult = -1;
return STATUS_INSUFFICIENT_RESOURCES;
}
- KeInitializeEvent(&CompletionEvent, NotificationEvent, FALSE);
-
Timeout.QuadPart = Int32x32To64(-10000,uTimeout); // Pass SMTO test with a TO of 0x80000000.
TRACE("Timeout val %lld\n",Timeout.QuadPart)
- /* FIXME: Increase reference counter of sender's message queue here */
-
Message->Msg.hwnd = Wnd;
Message->Msg.message = Msg;
Message->Msg.wParam = wParam;
Message->Msg.lParam = lParam;
- Message->CompletionEvent = &CompletionEvent;
- Message->Result = &Result;
- Message->lResult = 0;
- Message->QS_Flags = 0;
Message->ptiReceiver = ptirec;
Message->ptiSender = pti;
- Message->ptiCallBackSender = NULL;
- Message->CompletionCallback = NULL;
- Message->CompletionCallbackContext = 0;
Message->HookMessage = HookMessage;
- Message->HasPackedLParam = FALSE;
+ Message->QS_Flags = QS_SENDMESSAGE;
- /* Add it to the list of pending messages */
- InsertTailList(&pti->DispatchingMessagesHead, &Message->DispatchingListEntry);
+ SaveMsg = pti->pusmSent;
+ pti->pusmSent = Message;
/* Queue it in the destination's message queue */
InsertTailList(&ptirec->SentMessagesListHead, &Message->ListEntry);
- Message->QS_Flags = QS_SENDMESSAGE;
MsqWakeQueue(ptirec, QS_SENDMESSAGE, TRUE);
- /* We can't access the Message anymore since it could have already been deleted! */
+ // First time in, turn off swapping of the stack.
+ if (pti->cEnterCount == 0)
+ {
+ SwapStateEnabled = KeSetKernelStackSwapEnable(FALSE);
+ }
+ pti->cEnterCount++;
if (Block)
{
PVOID WaitObjects[2];
- WaitObjects[0] = &CompletionEvent; // Wait 0
- WaitObjects[1] = ptirec->pEThread; // Wait 1
+ WaitObjects[0] = Message->pkCompletionEvent; // Wait 0
+ WaitObjects[1] = ptirec->pEThread; // Wait 1
UserLeaveCo();
- WaitStatus = KeWaitForMultipleObjects(2, WaitObjects, WaitAny, UserRequest,
- UserMode, FALSE, (uTimeout ? &Timeout : NULL), NULL);
+ WaitStatus = KeWaitForMultipleObjects( 2,
+ WaitObjects,
+ WaitAny,
+ UserRequest,
+ UserMode,
+ FALSE,
+ (uTimeout ? &Timeout : NULL),
+ NULL );
UserEnterCo();
- if (WaitStatus == STATUS_TIMEOUT || WaitStatus == STATUS_USER_APC)
+ if (WaitStatus == STATUS_TIMEOUT)
{
/* Look up if the message has not yet dispatched, if so
make sure it can't pass a result and it must not set the completion event anymore */
Entry = ptirec->SentMessagesListHead.Flink;
while (Entry != &ptirec->SentMessagesListHead)
{
- if ((PUSER_SENT_MESSAGE) CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, ListEntry)
- == Message)
+ if (CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, ListEntry) == Message)
{
- /* We can access Message here, it's secure because the message queue is locked
- and the message is still hasn't been dispatched */
- Message->CompletionEvent = NULL;
- Message->Result = NULL;
+ Message->pkCompletionEvent = NULL;
+ RemoveEntryList(&Message->ListEntry);
+ ClearMsgBitsMask(ptirec, Message->QS_Flags);
+ InsertTailList(&usmList, &Message->ListEntry);
break;
}
Entry = Entry->Flink;
}
- /* Remove from the local dispatching list so the other thread knows,
- it can't pass a result and it must not set the completion event anymore */
- Entry = pti->DispatchingMessagesHead.Flink;
- while (Entry != &pti->DispatchingMessagesHead)
- {
- if ((PUSER_SENT_MESSAGE) CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, DispatchingListEntry)
- == Message)
- {
- /* We can access Message here, it's secure because the sender's message is locked
- and the message has definitely not yet been destroyed, otherwise it would
- have been removed from this list by the dispatching routine right after
- dispatching the message */
- Message->CompletionEvent = NULL;
- Message->Result = NULL;
- RemoveEntryList(&Message->DispatchingListEntry);
- Message->DispatchingListEntry.Flink = NULL;
- break;
- }
- Entry = Entry->Flink;
- }
-
- TRACE("MsqSendMessage (blocked) timed out 1 Status %p\n",WaitStatus);
-
- }
+ ERR("MsqSendMessage (blocked) timed out 1 Status %lx\n", WaitStatus);
+ }
// Receiving thread passed on and left us hanging with issues still pending.
- if ( WaitStatus == STATUS_WAIT_1 )
+ else if (WaitStatus == STATUS_WAIT_1)
{
ERR("Bk Receiving Thread woken up dead!\n");
- Entry = pti->DispatchingMessagesHead.Flink;
- while (Entry != &pti->DispatchingMessagesHead)
- {
- if ((PUSER_SENT_MESSAGE) CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, DispatchingListEntry)
- == Message)
- {
- Message->CompletionEvent = NULL;
- Message->Result = NULL;
- RemoveEntryList(&Message->DispatchingListEntry);
- Message->DispatchingListEntry.Flink = NULL;
- break;
- }
- Entry = Entry->Flink;
- }
+ Message->flags |= SMF_RECEIVERDIED;
}
+
while (co_MsqDispatchOneSentMessage(pti))
;
}
{
PVOID WaitObjects[3];
- WaitObjects[0] = &CompletionEvent; // Wait 0
- WaitObjects[1] = pti->pEventQueueServer; // Wait 1
- WaitObjects[2] = ptirec->pEThread; // Wait 2
+ WaitObjects[0] = Message->pkCompletionEvent; // Wait 0
+ WaitObjects[1] = pti->pEventQueueServer; // Wait 1
+ WaitObjects[2] = ptirec->pEThread; // Wait 2
do
{
UserLeaveCo();
- WaitStatus = KeWaitForMultipleObjects(3, WaitObjects, WaitAny, UserRequest,
- UserMode, FALSE, (uTimeout ? &Timeout : NULL), NULL);
+ WaitStatus = KeWaitForMultipleObjects( 3,
+ WaitObjects,
+ WaitAny,
+ UserRequest,
+ UserMode,
+ FALSE,
+ (uTimeout ? &Timeout : NULL),
+ NULL);
UserEnterCo();
- if (WaitStatus == STATUS_TIMEOUT || WaitStatus == STATUS_USER_APC)
+ if (WaitStatus == STATUS_TIMEOUT)
{
/* Look up if the message has not yet been dispatched, if so
make sure it can't pass a result and it must not set the completion event anymore */
Entry = ptirec->SentMessagesListHead.Flink;
while (Entry != &ptirec->SentMessagesListHead)
{
- if ((PUSER_SENT_MESSAGE) CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, ListEntry)
- == Message)
+ if (CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, ListEntry) == Message)
{
- /* We can access Message here, it's secure because the message queue is locked
- and the message is still hasn't been dispatched */
- Message->CompletionEvent = NULL;
- Message->Result = NULL;
+ Message->pkCompletionEvent = NULL;
+ RemoveEntryList(&Message->ListEntry);
+ ClearMsgBitsMask(ptirec, Message->QS_Flags);
+ InsertTailList(&usmList, &Message->ListEntry);
break;
}
Entry = Entry->Flink;
}
- /* Remove from the local dispatching list so the other thread knows,
- it can't pass a result and it must not set the completion event anymore */
- Entry = pti->DispatchingMessagesHead.Flink;
- while (Entry != &pti->DispatchingMessagesHead)
- {
- if ((PUSER_SENT_MESSAGE) CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, DispatchingListEntry)
- == Message)
- {
- /* We can access Message here, it's secure because the sender's message is locked
- and the message has definitely not yet been destroyed, otherwise it would
- have been removed from this list by the dispatching routine right after
- dispatching the message */
- Message->CompletionEvent = NULL;
- Message->Result = NULL;
- RemoveEntryList(&Message->DispatchingListEntry);
- Message->DispatchingListEntry.Flink = NULL;
- break;
- }
- Entry = Entry->Flink;
- }
-
- TRACE("MsqSendMessage timed out 2 Status %p\n",WaitStatus);
-
+ ERR("MsqSendMessage timed out 2 Status %lx\n", WaitStatus);
break;
}
// Receiving thread passed on and left us hanging with issues still pending.
- if ( WaitStatus == STATUS_WAIT_2 )
+ else if (WaitStatus == STATUS_WAIT_2)
{
ERR("NB Receiving Thread woken up dead!\n");
- Entry = pti->DispatchingMessagesHead.Flink;
- while (Entry != &pti->DispatchingMessagesHead)
- {
- if ((PUSER_SENT_MESSAGE) CONTAINING_RECORD(Entry, USER_SENT_MESSAGE, DispatchingListEntry)
- == Message)
- {
- Message->CompletionEvent = NULL;
- Message->Result = NULL;
- RemoveEntryList(&Message->DispatchingListEntry);
- Message->DispatchingListEntry.Flink = NULL;
- break;
- }
- Entry = Entry->Flink;
- }
+ Message->flags |= SMF_RECEIVERDIED;
+ break;
}
+
+ if (WaitStatus == STATUS_USER_APC) break;
+
while (co_MsqDispatchOneSentMessage(pti))
;
- }
- while (NT_SUCCESS(WaitStatus) && WaitStatus == STATUS_WAIT_1);
+ } while (WaitStatus == STATUS_WAIT_1);
}
- if ( WaitStatus == STATUS_USER_APC )
+ // Count is nil, restore swapping of the stack.
+ if (--pti->cEnterCount == 0 )
+ {
+ KeSetKernelStackSwapEnable(SwapStateEnabled);
+ }
+
+ // Handle User APC
+ if (WaitStatus == STATUS_USER_APC)
{
// The current thread is dying!
TRACE("User APC\n");
+
+ // The Message will be on the Trouble list until Thread cleanup.
+ Message->flags |= SMF_SENDERDIED;
+
co_IntDeliverUserAPC();
ERR("User APC Returned\n"); // Should not see this message.
}
- if ( WaitStatus != STATUS_TIMEOUT )
+ // Force this thread to wake up for the next go around.
+ KeSetEvent(pti->pEventQueueServer, IO_NO_INCREMENT, FALSE);
+
+ Result = Message->lResult;
+
+ // Determine whether this message is being processed or not.
+ if ((Message->flags & (SMF_RECEIVERBUSY|SMF_RECEIVEDMESSAGE)) != SMF_RECEIVEDMESSAGE)
+ {
+ Message->flags |= SMF_RECEIVERFREE;
+ }
+
+ if (!(Message->flags & SMF_RECEIVERFREE))
+ {
+ TRACE("Sender Freeing Message %p ptirec %p bit %d list empty %d\n",Message,ptirec,!!(ptirec->pcti->fsChangeBits & QS_SENDMESSAGE),IsListEmpty(&ptirec->SentMessagesListHead));
+ // Make it to this point, the message was received.
+ FreeUserMessage(Message);
+ }
+
+ pti->pusmSent = SaveMsg;
+
+ TRACE("MSM Allocation Count %d Status %lx Result %d\n",SendMsgCount,WaitStatus,Result);
+
+ if (WaitStatus != STATUS_TIMEOUT)
{
if (uResult)
{
- *uResult = (STATUS_WAIT_0 == WaitStatus ? Result : -1);
+ *uResult = (STATUS_WAIT_0 == WaitStatus ? Result : 0);
}
}
MessageQueue = pti->MessageQueue;
- if (dwQEvent)
- {
- ERR("Post Msg; System Qeued Event Message!\n");
- InsertHeadList(&pti->PostedMessagesListHead, &Message->ListEntry);
- }
- else if (!HardwareMessage)
+ if (!HardwareMessage)
{
InsertTailList(&pti->PostedMessagesListHead, &Message->ListEntry);
}
Message->QS_Flags = MessageBits;
Message->pti = pti;
MsqWakeQueue(pti, MessageBits, TRUE);
+ TRACE("Post Message %d\n",PostMsgCount);
}
VOID FASTCALL
}
}
-BOOL co_IntProcessMouseMessage(MSG* msg, BOOL* RemoveMessages, UINT first, UINT last)
+BOOL co_IntProcessMouseMessage(MSG* msg, BOOL* RemoveMessages, BOOL* NotForUs, LONG_PTR ExtraInfo, UINT first, UINT last)
{
MSG clk_msg;
POINT pt;
TRACE("Got mouse message for %p, hittest: 0x%x\n", msg->hwnd, hittest);
// Null window or not the same "Hardware" message queue.
- if (pwndMsg == NULL || pwndMsg->head.pti->MessageQueue != pti->MessageQueue)
+ if (pwndMsg == NULL || pwndMsg->head.pti->MessageQueue != MessageQueue)
{
+ // Crossing a boundary, so set cursor. See default message queue cursor.
+ IntSystemSetCursor(SYSTEMCUR(ARROW));
/* Remove and ignore the message */
*RemoveMessages = TRUE;
return FALSE;
}
+ // Check to see if this is attached,
+ if ( pwndMsg->head.pti != pti && // window thread is not current,
+ MessageQueue->cThreads > 1 ) // and is attached...
+ {
+ // This is not for us and we should leave so the other thread can check for messages!!!
+ *NotForUs = TRUE;
+ *RemoveMessages = TRUE;
+ return FALSE;
+ }
+
if ( MessageQueue == gpqCursor ) // Cursor must use the same Queue!
{
IntTrackMouseMove(pwndMsg, pDesk, msg, hittest);
}
}
+ if (pti->TIF_flags & TIF_MSGPOSCHANGED)
+ {
+ pti->TIF_flags &= ~TIF_MSGPOSCHANGED;
+ IntNotifyWinEvent(EVENT_OBJECT_LOCATIONCHANGE, NULL, OBJID_CLIENT, CHILDID_SELF, 0);
+ }
+
/* message is accepted now (but still get dropped) */
event.message = msg->message;
hook.pt = msg->pt;
hook.hwnd = msg->hwnd;
hook.wHitTestCode = hittest;
- hook.dwExtraInfo = 0 /* extra_info */ ;
+ hook.dwExtraInfo = ExtraInfo;
if (co_HOOK_CallHooks( WH_MOUSE, *RemoveMessages ? HC_ACTION : HC_NOREMOVE,
message, (LPARAM)&hook ))
{
hook.pt = msg->pt;
hook.hwnd = msg->hwnd;
hook.wHitTestCode = hittest;
- hook.dwExtraInfo = 0 /* extra_info */ ;
+ hook.dwExtraInfo = ExtraInfo;
co_HOOK_CallHooks( WH_CBT, HCBT_CLICKSKIPPED, message, (LPARAM)&hook );
ERR("WH_MOUSE dropped mouse message!\n");
PWND pWnd;
UINT ImmRet;
BOOL Ret = TRUE;
+ WPARAM wParam = Msg->wParam;
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
if (Msg->message == VK_PACKET)
}
}
+ //// Key Down!
+ if ( *RemoveMessages && Msg->message == WM_SYSKEYDOWN )
+ {
+ if ( HIWORD(Msg->lParam) & KF_ALTDOWN )
+ {
+ if ( Msg->wParam == VK_ESCAPE || Msg->wParam == VK_TAB ) // Alt-Tab/ESC Alt-Shift-Tab/ESC
+ {
+ WPARAM wParamTmp;
+
+ wParamTmp = UserGetKeyState(VK_SHIFT) & 0x8000 ? SC_PREVWINDOW : SC_NEXTWINDOW;
+ TRACE("Send WM_SYSCOMMAND Alt-Tab/ESC Alt-Shift-Tab/ESC\n");
+ co_IntSendMessage( Msg->hwnd, WM_SYSCOMMAND, wParamTmp, Msg->wParam );
+
+ //// Keep looping.
+ Ret = FALSE;
+ //// Skip the rest.
+ goto Exit;
+ }
+ }
+ }
+
+ if ( *RemoveMessages && (Msg->message == WM_SYSKEYDOWN || Msg->message == WM_KEYDOWN) )
+ {
+ if (gdwLanguageToggleKey < 3)
+ {
+ if (IS_KEY_DOWN(gafAsyncKeyState, gdwLanguageToggleKey == 1 ? VK_LMENU : VK_CONTROL)) // L Alt 1 or Ctrl 2 .
+ {
+ if ( wParam == VK_LSHIFT ) gLanguageToggleKeyState = INPUTLANGCHANGE_FORWARD; // Left Alt - Left Shift, Next
+ //// FIXME : It seems to always be VK_LSHIFT.
+ if ( wParam == VK_RSHIFT ) gLanguageToggleKeyState = INPUTLANGCHANGE_BACKWARD; // Left Alt - Right Shift, Previous
+ }
+ }
+ }
+
+ //// Key Up! Alt Key Ctrl Key
+ if ( *RemoveMessages && (Msg->message == WM_SYSKEYUP || Msg->message == WM_KEYUP) )
+ {
+ // When initializing win32k: Reading from the registry hotkey combination
+ // to switch the keyboard layout and store it to global variable.
+ // Using this combination of hotkeys in this function
+
+ if ( gdwLanguageToggleKey < 3 &&
+ IS_KEY_DOWN(gafAsyncKeyState, gdwLanguageToggleKey == 1 ? VK_LMENU : VK_CONTROL) )
+ {
+ if ( Msg->wParam == VK_SHIFT && !(IS_KEY_DOWN(gafAsyncKeyState, VK_SHIFT)))
+ {
+ WPARAM wParamILR;
+ PKL pkl = pti->KeyboardLayout;
+
+ if (pWnd) UserDerefObjectCo(pWnd);
+
+ //// Seems to override message window.
+ if (!(pWnd = pti->MessageQueue->spwndFocus))
+ {
+ pWnd = pti->MessageQueue->spwndActive;
+ }
+ if (pWnd) UserRefObjectCo(pWnd, &Ref);
+
+ if (pkl != NULL && gLanguageToggleKeyState)
+ {
+ TRACE("Posting WM_INPUTLANGCHANGEREQUEST KeyState %d\n", gLanguageToggleKeyState );
+
+ wParamILR = gLanguageToggleKeyState;
+ // If system character set and font signature send flag.
+ if ( gSystemFS & pkl->dwFontSigs )
+ {
+ wParamILR |= INPUTLANGCHANGE_SYSCHARSET;
+ }
+
+ UserPostMessage( UserHMGetHandle(pWnd),
+ WM_INPUTLANGCHANGEREQUEST,
+ wParamILR,
+ (LPARAM)pkl->hkl );
+
+ gLanguageToggleKeyState = 0;
+ //// Keep looping.
+ Ret = FALSE;
+ //// Skip the rest.
+ goto Exit;
+ }
+ }
+ }
+ }
+
if (co_HOOK_CallHooks( WH_KEYBOARD,
*RemoveMessages ? HC_ACTION : HC_NOREMOVE,
LOWORD(Msg->wParam),
}
}
}
-
+Exit:
if (pWnd) UserDerefObjectCo(pWnd);
return Ret;
}
-BOOL co_IntProcessHardwareMessage(MSG* Msg, BOOL* RemoveMessages, UINT first, UINT last)
+BOOL co_IntProcessHardwareMessage(MSG* Msg, BOOL* RemoveMessages, BOOL* NotForUs, LONG_PTR ExtraInfo, UINT first, UINT last)
{
if ( IS_MOUSE_MESSAGE(Msg->message))
{
- return co_IntProcessMouseMessage(Msg, RemoveMessages, first, last);
+ return co_IntProcessMouseMessage(Msg, RemoveMessages, NotForUs, ExtraInfo, first, last);
}
else if ( IS_KBD_MESSAGE(Msg->message))
{
return 1;
}
+/* check whether message is in the range of mouse messages */
+static inline BOOL is_mouse_message( UINT message )
+{
+ return ( //( message >= WM_NCMOUSEFIRST && message <= WM_NCMOUSELAST ) || This seems to break tests...
+ ( message >= WM_MOUSEFIRST && message <= WM_MOUSELAST ) ||
+ ( message >= WM_XBUTTONDOWN && message <= WM_XBUTTONDBLCLK ) ||
+ ( message >= WM_MBUTTONDOWN && message <= WM_MBUTTONDBLCLK ) ||
+ ( message >= WM_LBUTTONDOWN && message <= WM_RBUTTONDBLCLK ) );
+}
+
BOOL APIENTRY
co_MsqPeekHardwareMessage(IN PTHREADINFO pti,
IN BOOL Remove,
IN UINT QSflags,
OUT MSG* pMsg)
{
- BOOL AcceptMessage;
+ BOOL AcceptMessage, NotForUs;
PUSER_MESSAGE CurrentMessage;
PLIST_ENTRY ListHead;
MSG msg;
ULONG_PTR idSave;
DWORD QS_Flags;
+ LONG_PTR ExtraInfo;
BOOL Ret = FALSE;
PUSER_MESSAGE_QUEUE MessageQueue = pti->MessageQueue;
if (MessageQueue->ptiSysLock != pti)
{
- ERR("MsqPeekHardwareMessage: Thread Q is locked to another pti!\n");
+ ERR("Thread Q is locked to ptiSysLock 0x%p pti 0x%p\n",MessageQueue->ptiSysLock,pti);
return FALSE;
}
if ( ( !Window || // 1
( Window == PWND_BOTTOM && CurrentMessage->Msg.hwnd == NULL ) || // 2
( Window != PWND_BOTTOM && Window->head.h == CurrentMessage->Msg.hwnd ) || // 3
- ( CurrentMessage->Msg.message == WM_MOUSEMOVE ) ) && // Null window for mouse moves.
+ ( is_mouse_message(CurrentMessage->Msg.message) ) ) && // Null window for anything mouse.
( ( ( MsgFilterLow == 0 && MsgFilterHigh == 0 ) && CurrentMessage->QS_Flags & QSflags ) ||
( MsgFilterLow <= CurrentMessage->Msg.message && MsgFilterHigh >= CurrentMessage->Msg.message ) ) )
{
MessageQueue->idSysPeek = (ULONG_PTR)CurrentMessage;
msg = CurrentMessage->Msg;
+ ExtraInfo = CurrentMessage->ExtraInfo;
QS_Flags = CurrentMessage->QS_Flags;
+ NotForUs = FALSE;
+
UpdateKeyStateFromMsg(MessageQueue, &msg);
- AcceptMessage = co_IntProcessHardwareMessage(&msg, &Remove, MsgFilterLow, MsgFilterHigh);
+ AcceptMessage = co_IntProcessHardwareMessage(&msg, &Remove, &NotForUs, ExtraInfo, MsgFilterLow, MsgFilterHigh);
if (Remove)
{
- if (CurrentMessage->pti != NULL)
+ if (CurrentMessage->pti != NULL && (MessageQueue->idSysPeek == (ULONG_PTR)CurrentMessage))
{
- RemoveEntryList(&CurrentMessage->ListEntry);
MsqDestroyMessage(CurrentMessage);
}
ClearMsgBitsMask(pti, QS_Flags);
MessageQueue->idSysPeek = idSave;
+ if (NotForUs)
+ {
+ Ret = FALSE;
+ break;
+ }
+
if (AcceptMessage)
{
*pMsg = msg;
+ // Fix all but one wine win:test_GetMessagePos WM_TIMER tests. See PostTimerMessages.
+ if (!RtlEqualMemory(&pti->ptLast, &msg.pt, sizeof(POINT)))
+ {
+ pti->TIF_flags |= TIF_MSGPOSCHANGED;
+ }
+ pti->ptLast = msg.pt;
+ pti->timeLast = msg.time;
+ MessageQueue->ExtraInfo = ExtraInfo;
Ret = TRUE;
break;
}
IN UINT MsgFilterHigh,
IN UINT QSflags,
OUT LONG_PTR *ExtraInfo,
+ OUT DWORD *dwQEvent,
OUT PMSG Message)
{
PUSER_MESSAGE CurrentMessage;
*Message = CurrentMessage->Msg;
*ExtraInfo = CurrentMessage->ExtraInfo;
QS_Flags = CurrentMessage->QS_Flags;
+ if (dwQEvent) *dwQEvent = CurrentMessage->dwQEvent;
if (Remove)
{
if (CurrentMessage->pti != NULL)
{
- RemoveEntryList(&CurrentMessage->ListEntry);
MsqDestroyMessage(CurrentMessage);
}
ClearMsgBitsMask(pti, QS_Flags);
co_MsqWaitForNewMessages(PTHREADINFO pti, PWND WndFilter,
UINT MsgFilterMin, UINT MsgFilterMax)
{
- NTSTATUS ret;
+ NTSTATUS ret = STATUS_SUCCESS;
+
+ // Post mouse moves before waiting for messages.
+ if (pti->MessageQueue->QF_flags & QF_MOUSEMOVED)
+ {
+ IntCoalesceMouseMove(pti);
+ }
+
UserLeaveCo();
+
+ ZwYieldExecution(); // Let someone else run!
+
ret = KeWaitForSingleObject( pti->pEventQueueServer,
UserRequest,
UserMode,
LARGE_INTEGER LargeTickCount;
KeQueryTickCount(&LargeTickCount);
- return ((LargeTickCount.u.LowPart - pti->timeLast) > MSQ_HUNG);
+
+ if ((LargeTickCount.u.LowPart - pti->timeLast) > MSQ_HUNG &&
+ !(pti->pcti->fsWakeMask & QS_INPUT) &&
+ !PsGetThreadFreezeCount(pti->pEThread) &&
+ !(pti->ppi->W32PF_flags & W32PF_APPSTARTING))
+ return TRUE;
+
+ return FALSE;
+}
+
+BOOL FASTCALL
+IsThreadSuspended(PTHREADINFO pti)
+{
+ if (pti->pEThread)
+ {
+ BOOL Ret = TRUE;
+ if (!(pti->pEThread->Tcb.SuspendCount) && !PsGetThreadFreezeCount(pti->pEThread)) Ret = FALSE;
+ return Ret;
+ }
+ return FALSE;
}
VOID
BOOLEAN FASTCALL
MsqInitializeMessageQueue(PTHREADINFO pti, PUSER_MESSAGE_QUEUE MessageQueue)
{
- MessageQueue->CaretInfo = (PTHRDCARETINFO)(MessageQueue + 1);
InitializeListHead(&MessageQueue->HardwareMessagesListHead); // Keep here!
MessageQueue->spwndFocus = NULL;
MessageQueue->iCursorLevel = 0;
- MessageQueue->CursorObject = NULL;
+ MessageQueue->CursorObject = SYSTEMCUR(WAIT); // See test_initial_cursor.
+ if (MessageQueue->CursorObject)
+ {
+ TRACE("Default cursor hcur %p\n",UserHMGetHandle(MessageQueue->CursorObject));
+ UserReferenceObject(MessageQueue->CursorObject);
+ }
RtlCopyMemory(MessageQueue->afKeyState, gafAsyncKeyState, sizeof(gafAsyncKeyState));
MessageQueue->ptiMouse = pti;
MessageQueue->ptiKeyboard = pti;
PUSER_MESSAGE CurrentMessage;
PUSER_SENT_MESSAGE CurrentSentMessage;
+ TRACE("MsqCleanupThreadMsgs %p\n",pti);
+
+ // Clear it all out.
+ if (pti->pcti)
+ {
+ pti->pcti->fsWakeBits = 0;
+ pti->pcti->fsChangeBits = 0;
+ }
+
+ pti->nCntsQBits[QSRosKey] = 0;
+ pti->nCntsQBits[QSRosMouseMove] = 0;
+ pti->nCntsQBits[QSRosMouseButton] = 0;
+ pti->nCntsQBits[QSRosPostMessage] = 0;
+ pti->nCntsQBits[QSRosSendMessage] = 0;
+ pti->nCntsQBits[QSRosHotKey] = 0;
+ pti->nCntsQBits[QSRosEvent] = 0;
+
/* cleanup posted messages */
while (!IsListEmpty(&pti->PostedMessagesListHead))
{
- CurrentEntry = RemoveHeadList(&pti->PostedMessagesListHead);
- CurrentMessage = CONTAINING_RECORD(CurrentEntry, USER_MESSAGE,
- ListEntry);
+ CurrentEntry = pti->PostedMessagesListHead.Flink;
+ CurrentMessage = CONTAINING_RECORD(CurrentEntry, USER_MESSAGE, ListEntry);
+ ERR("Thread Cleanup Post Messages %p\n",CurrentMessage);
+ if (CurrentMessage->dwQEvent)
+ {
+ if (CurrentMessage->dwQEvent == POSTEVENT_NWE)
+ {
+ ExFreePoolWithTag( (PVOID)CurrentMessage->ExtraInfo, TAG_HOOK);
+ }
+ }
MsqDestroyMessage(CurrentMessage);
}
/* remove the messages that have not yet been dispatched */
while (!IsListEmpty(&pti->SentMessagesListHead))
{
- CurrentEntry = RemoveHeadList(&pti->SentMessagesListHead);
- CurrentSentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE,
- ListEntry);
+ CurrentEntry = pti->SentMessagesListHead.Flink;
+ CurrentSentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE, ListEntry);
- TRACE("Notify the sender and remove a message from the queue that had not been dispatched\n");
- /* Only if the message has a sender was the message in the DispatchingList */
- if ((CurrentSentMessage->ptiSender)
- && (CurrentSentMessage->DispatchingListEntry.Flink != NULL))
- {
- RemoveEntryList(&CurrentSentMessage->DispatchingListEntry);
- }
+ ERR("Thread Cleanup Sent Messages %p\n",CurrentSentMessage);
/* wake the sender's thread */
- if (CurrentSentMessage->CompletionEvent != NULL)
+ if (CurrentSentMessage->pkCompletionEvent != NULL)
{
- KeSetEvent(CurrentSentMessage->CompletionEvent, IO_NO_INCREMENT, FALSE);
+ KeSetEvent(CurrentSentMessage->pkCompletionEvent, IO_NO_INCREMENT, FALSE);
}
if (CurrentSentMessage->HasPackedLParam)
}
/* free the message */
- ExFreePool(CurrentSentMessage);
+ FreeUserMessage(CurrentSentMessage);
}
- /* notify senders of dispatching messages. This needs to be cleaned up if e.g.
- ExitThread() was called in a SendMessage() umode callback */
- while (!IsListEmpty(&pti->LocalDispatchingMessagesHead))
+ // Process Trouble Message List
+ if (!IsListEmpty(&usmList))
{
- CurrentEntry = RemoveHeadList(&pti->LocalDispatchingMessagesHead);
- CurrentSentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE,
- ListEntry);
-
- /* remove the message from the dispatching list */
- if(CurrentSentMessage->DispatchingListEntry.Flink != NULL)
+ CurrentEntry = usmList.Flink;
+ while (CurrentEntry != &usmList)
{
- RemoveEntryList(&CurrentSentMessage->DispatchingListEntry);
- }
+ CurrentSentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE, ListEntry);
+ CurrentEntry = CurrentEntry->Flink;
- TRACE("Notify the sender, the thread has been terminated while dispatching a message!\n");
+ TRACE("Found troubled messages %p on the list\n",CurrentSentMessage);
- /* wake the sender's thread */
- if (CurrentSentMessage->CompletionEvent != NULL)
- {
- KeSetEvent(CurrentSentMessage->CompletionEvent, IO_NO_INCREMENT, FALSE);
- }
-
- if (CurrentSentMessage->HasPackedLParam)
- {
- if (CurrentSentMessage->Msg.lParam)
- ExFreePool((PVOID)CurrentSentMessage->Msg.lParam);
- }
+ if ( pti == CurrentSentMessage->ptiReceiver )
+ {
+ if (CurrentSentMessage->HasPackedLParam)
+ {
+ if (CurrentSentMessage->Msg.lParam)
+ ExFreePool((PVOID)CurrentSentMessage->Msg.lParam);
+ }
- /* free the message */
- ExFreePool(CurrentSentMessage);
- }
+ /* free the message */
+ FreeUserMessage(CurrentSentMessage);
+ }
+ else if ( pti == CurrentSentMessage->ptiSender ||
+ pti == CurrentSentMessage->ptiCallBackSender )
+ {
+ // Determine whether this message is being processed or not.
+ if ((CurrentSentMessage->flags & (SMF_RECEIVERBUSY|SMF_RECEIVEDMESSAGE)) != SMF_RECEIVEDMESSAGE)
+ {
+ CurrentSentMessage->flags |= SMF_RECEIVERFREE;
+ }
- /* tell other threads not to bother returning any info to us */
- while (! IsListEmpty(&pti->DispatchingMessagesHead))
- {
- CurrentEntry = RemoveHeadList(&pti->DispatchingMessagesHead);
- CurrentSentMessage = CONTAINING_RECORD(CurrentEntry, USER_SENT_MESSAGE,
- DispatchingListEntry);
- CurrentSentMessage->CompletionEvent = NULL;
- CurrentSentMessage->Result = NULL;
+ if (!(CurrentSentMessage->flags & SMF_RECEIVERFREE))
+ {
- /* do NOT dereference our message queue as it might get attempted to be
- locked later */
- }
+ if (CurrentSentMessage->HasPackedLParam)
+ {
+ if (CurrentSentMessage->Msg.lParam)
+ ExFreePool((PVOID)CurrentSentMessage->Msg.lParam);
+ }
- // Clear it all out.
- if (pti->pcti)
- {
- pti->pcti->fsWakeBits = 0;
- pti->pcti->fsChangeBits = 0;
+ /* free the message */
+ FreeUserMessage(CurrentSentMessage);
+ }
+ }
+ }
}
-
- pti->nCntsQBits[QSRosKey] = 0;
- pti->nCntsQBits[QSRosMouseMove] = 0;
- pti->nCntsQBits[QSRosMouseButton] = 0;
- pti->nCntsQBits[QSRosPostMessage] = 0;
- pti->nCntsQBits[QSRosSendMessage] = 0;
- pti->nCntsQBits[QSRosHotKey] = 0;
- pti->nCntsQBits[QSRosEvent] = 0;
}
VOID FASTCALL
MsqCleanupMessageQueue(PTHREADINFO pti)
{
PUSER_MESSAGE_QUEUE MessageQueue;
+ PLIST_ENTRY CurrentEntry;
+ PUSER_MESSAGE CurrentMessage;
MessageQueue = pti->MessageQueue;
MessageQueue->cThreads--;
if (MessageQueue->ptiSysLock == pti) MessageQueue->ptiSysLock = NULL;
}
+ if (MessageQueue->cThreads == 0) //// Fix a crash related to CORE-10471 testing.
+ {
+ /* cleanup posted messages */
+ while (!IsListEmpty(&MessageQueue->HardwareMessagesListHead))
+ {
+ CurrentEntry = MessageQueue->HardwareMessagesListHead.Flink;
+ CurrentMessage = CONTAINING_RECORD(CurrentEntry, USER_MESSAGE, ListEntry);
+ ERR("MQ Cleanup Post Messages %p\n",CurrentMessage);
+ MsqDestroyMessage(CurrentMessage);
+ }
+ } ////
+
if (MessageQueue->CursorObject)
{
PCURICON_OBJECT pCursor = MessageQueue->CursorObject;
{
PUSER_MESSAGE_QUEUE MessageQueue;
- MessageQueue = (PUSER_MESSAGE_QUEUE)ExAllocatePoolWithTag(NonPagedPool,
- sizeof(USER_MESSAGE_QUEUE) + sizeof(THRDCARETINFO),
- USERTAG_Q);
+ MessageQueue = ExAllocatePoolWithTag(NonPagedPool,
+ sizeof(*MessageQueue),
+ USERTAG_Q);
if (!MessageQueue)
{
return NULL;
}
- RtlZeroMemory(MessageQueue, sizeof(USER_MESSAGE_QUEUE) + sizeof(THRDCARETINFO));
+ RtlZeroMemory(MessageQueue, sizeof(*MessageQueue));
/* hold at least one reference until it'll be destroyed */
IntReferenceMessageQueue(MessageQueue);
/* initialize the queue */
}
VOID FASTCALL
-MsqDestroyMessageQueue(PTHREADINFO pti)
+MsqDestroyMessageQueue(_In_ PTHREADINFO pti)
{
PDESKTOP desk;
PUSER_MESSAGE_QUEUE MessageQueue = pti->MessageQueue;
+ NT_ASSERT(MessageQueue != NULL);
MessageQueue->QF_flags |= QF_INDESTROY;
/* remove the message queue from any desktops */
MsqCleanupMessageQueue(pti);
/* decrease the reference counter, if it hits zero, the queue will be freed */
+ _PRAGMA_WARNING_SUPPRESS(__WARNING_USING_UNINIT_VAR);
IntDereferenceMessageQueue(MessageQueue);
}
if (Message->QS_Flags & QS_SMRESULT) return FALSE;
- // SendMessageXxx || Callback msg and not a notify msg
+ // SendMessageXxx || Callback msg and not a notify msg
if (Message->ptiSender || Message->CompletionCallback)
{
Message->lResult = lResult;
MessageQueue->MoveSize = hWnd;
return Prev;
case MSQ_STATE_CARET:
- ASSERT(MessageQueue->CaretInfo);
- Prev = MessageQueue->CaretInfo->hWnd;
- MessageQueue->CaretInfo->hWnd = hWnd;
+ Prev = MessageQueue->CaretInfo.hWnd;
+ MessageQueue->CaretInfo.hWnd = hWnd;
return Prev;
}
projects / reactos.git / blobdiff