[gadamopoulos] 49115: [win32k] - Remove the FreeLParam 'feature' from win32k. This hack allowed us to post messages that contain pointers. However we don't do it anymore so we can also remove this ...

Author: gadamopoulos
Date: Mon Oct 11 13:01:46 2010
New Revision: 49115

URL: http://svn.reactos.org/svn/reactos?rev=49115&view=rev
Log:
[win32k]
- Remove the FreeLParam 'feature' from win32k. This hack allowed us to post messages that contain pointers. However we don't do it anymore so we can also remove this as well
- Add keyboard messages to the list with Hardware messages and not in the list with post messages

Modified:
    trunk/reactos/subsystems/win32/win32k/include/msgqueue.h
    trunk/reactos/subsystems/win32/win32k/ntuser/message.c
    trunk/reactos/subsystems/win32/win32k/ntuser/msgqueue.c

Modified: trunk/reactos/subsystems/win32/win32k/include/msgqueue.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/inc...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/include/msgqueue.h [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/include/msgqueue.h [iso-8859-1] Mon Oct 11 13:01:46 2010
@@ -11,7 +11,6 @@
 typedef struct _USER_MESSAGE
 {
   LIST_ENTRY ListEntry;
-  BOOLEAN FreeLParam;
   MSG Msg;
 } USER_MESSAGE, *PUSER_MESSAGE;

@@ -116,12 +115,12 @@
                UINT uTimeout, BOOL Block, INT HookMessage,
                ULONG_PTR *uResult);
 PUSER_MESSAGE FASTCALL
-MsqCreateMessage(LPMSG Msg, BOOLEAN FreeLParam);
+MsqCreateMessage(LPMSG Msg);
 VOID FASTCALL
 MsqDestroyMessage(PUSER_MESSAGE Message);
 VOID FASTCALL
 MsqPostMessage(PUSER_MESSAGE_QUEUE MessageQueue,
-	       MSG* Msg, BOOLEAN FreeLParam, DWORD MessageBits);
+	       MSG* Msg, BOOLEAN HardwareMessage, DWORD MessageBits);
 VOID FASTCALL
 MsqPostQuitMessage(PUSER_MESSAGE_QUEUE MessageQueue, ULONG ExitCode);
 BOOLEAN APIENTRY

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/message.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ntu...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/message.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/message.c [iso-8859-1] Mon Oct 11 13:01:46 2010
@@ -810,7 +810,6 @@
       Msg->Msg.message = WM_QUIT;
       Msg->Msg.wParam = ThreadQueue->QuitExitCode;
       Msg->Msg.lParam = 0;
-      Msg->FreeLParam = FALSE;
       if (RemoveMessages)
       {
          ThreadQueue->QuitPosted = FALSE;
@@ -866,7 +865,6 @@
                             &Msg->Msg,
                             RemoveMessages))
    {
-      Msg->FreeLParam = FALSE;
       goto MsgExit;
    }

@@ -2143,10 +2141,6 @@
                RETURN( (BOOL) -1);
             }
             Info.Msg.lParam = (LPARAM) UserMem;
-         }
-         if (Msg.FreeLParam && 0 != Msg.Msg.lParam)
-         {
-            ExFreePool((void *) Msg.Msg.lParam);
          }
          Status = MmCopyToCaller(UnsafeInfo, &Info, sizeof(NTUSERGETMESSAGEINFO));
          if (! NT_SUCCESS(Status))
@@ -2299,10 +2293,6 @@
             RETURN( (BOOL) -1);
          }
          Info.Msg.lParam = (LPARAM) UserMem;
-      }
-      if (RemoveMsg && Msg.FreeLParam && 0 != Msg.Msg.lParam)
-      {
-         ExFreePool((void *) Msg.Msg.lParam);
       }
       Status = MmCopyToCaller(UnsafeInfo, &Info, sizeof(NTUSERGETMESSAGEINFO));
       if (! NT_SUCCESS(Status))

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/msgqueue.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ntu...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/msgqueue.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/msgqueue.c [iso-8859-1] Mon Oct 11 13:01:46 2010
@@ -591,7 +591,7 @@

if (DesktopWindow)
    {
-       UserRefObjectCo(DesktopWindow, &Ref);//can DesktopWindow be NULL?
+       UserRefObjectCo(DesktopWindow, &Ref);
        Desk = DesktopWindow->head.pti->pDeskInfo;
    }

@@ -628,6 +628,18 @@
          }

}
+      else
+      {
+         if (Remove)
+         {
+            RemoveEntryList(&Current->ListEntry);
+         }
+         IntUnLockHardwareMessageQueue(MessageQueue);
+         IntUnLockSystemHardwareMessageQueueLock(FALSE);
+         *Message = Current;
+
+         RETURN(TRUE);
+      }
    }
    IntUnLockHardwareMessageQueue(MessageQueue);

@@ -650,7 +662,6 @@
       UserMsg = ExAllocateFromPagedLookasideList(&MessageLookasideList);
       /* What to do if out of memory? For now we just panic a bit in debug */
       ASSERT(UserMsg);
-      UserMsg->FreeLParam = FALSE;
       UserMsg->Msg = Msg;
       InsertTailList(&HardwareMessageQueueHead, &UserMsg->ListEntry);

@@ -808,7 +819,7 @@
          FocusMessageQueue->Desktop->pDeskInfo->LastInputWasKbd = TRUE;

Msg.pt = gpsi->ptCursor;
-         MsqPostMessage(FocusMessageQueue, &Msg, FALSE, QS_KEY);
+         MsqPostMessage(FocusMessageQueue, &Msg, TRUE, QS_KEY);
    }
    else
    {
@@ -866,7 +877,7 @@
 }

PUSER_MESSAGE FASTCALL
-MsqCreateMessage(LPMSG Msg, BOOLEAN FreeLParam)
+MsqCreateMessage(LPMSG Msg)
 {
    PUSER_MESSAGE Message;

@@ -876,7 +887,6 @@
       return NULL;
    }

-   Message->FreeLParam = FreeLParam;
    RtlMoveMemory(&Message->Msg, Msg, sizeof(MSG));

return Message;
@@ -1302,17 +1312,26 @@
 }

VOID FASTCALL
-MsqPostMessage(PUSER_MESSAGE_QUEUE MessageQueue, MSG* Msg, BOOLEAN FreeLParam,
+MsqPostMessage(PUSER_MESSAGE_QUEUE MessageQueue, MSG* Msg, BOOLEAN HardwareMessage,
                DWORD MessageBits)
 {
    PUSER_MESSAGE Message;

-   if(!(Message = MsqCreateMessage(Msg, FreeLParam)))
+   if(!(Message = MsqCreateMessage(Msg)))
    {
       return;
    }
-   InsertTailList(&MessageQueue->PostedMessagesListHead,
-                  &Message->ListEntry);
+
+   if(!HardwareMessage)
+   {
+       InsertTailList(&MessageQueue->PostedMessagesListHead,
+                      &Message->ListEntry);
+   }
+   else
+   {
+       InsertTailList(&MessageQueue->HardwareMessagesListHead,
+                      &Message->ListEntry);
+   }
    MessageQueue->QueueBits |= MessageBits;
    MessageQueue->ChangedBits |= MessageBits;
    if (MessageQueue->WakeMask & MessageBits)