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When sending WM_WINDOWPOSCHANGING and WM_WINDOWPOSCHANGED messages from

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Win32k, make sure the WINDOWPOS structure referenced by lParam is located
in user space

svn path=/trunk/; revision=4703
This commit is contained in:
Gé van Geldorp 2003-05-17 14:37:23 +00:00
parent b41ecb619a
commit c865c87d30
1 changed files with 47 additions and 1 deletions
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48
reactos/lib/user32/windows/window.c
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@ -1,4 +1,4 @@
/* $Id: window.c,v 1.30 2003/05/17 09:20:23 gvg Exp $ /* $Id: window.c,v 1.31 2003/05/17 14:37:23 gvg Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS user32.dll * PROJECT: ReactOS user32.dll
@ -131,6 +131,52 @@ User32SendNCCREATEMessageForKernel(PVOID Arguments, ULONG ArgumentLength)
return(ZwCallbackReturn(&Result, sizeof(LRESULT), STATUS_SUCCESS)); return(ZwCallbackReturn(&Result, sizeof(LRESULT), STATUS_SUCCESS));
} }
NTSTATUS STDCALL
User32SendWINDOWPOSCHANGINGMessageForKernel(PVOID Arguments, ULONG ArgumentLength)
{
PSENDWINDOWPOSCHANGING_CALLBACK_ARGUMENTS CallbackArgs;
WNDPROC Proc;
LRESULT Result;
DPRINT("User32SendWINDOWPOSCHANGINGMessageForKernel.\n");
CallbackArgs = (PSENDWINDOWPOSCHANGING_CALLBACK_ARGUMENTS)Arguments;
if (ArgumentLength != sizeof(SENDWINDOWPOSCHANGING_CALLBACK_ARGUMENTS))
{
DPRINT("Wrong length.\n");
return(STATUS_INFO_LENGTH_MISMATCH);
}
Proc = (WNDPROC)GetWindowLongW(CallbackArgs->Wnd, GWL_WNDPROC);
DPRINT("Proc %X\n", Proc);
/* Call the window procedure; notice kernel messages are always unicode. */
Result = CallWindowProcW(Proc, CallbackArgs->Wnd, WM_WINDOWPOSCHANGING, 0,
(LPARAM)&CallbackArgs->WindowPos);
DPRINT("Returning result %d.\n", Result);
return(ZwCallbackReturn(&Result, sizeof(LRESULT), STATUS_SUCCESS));
}
NTSTATUS STDCALL
User32SendWINDOWPOSCHANGEDMessageForKernel(PVOID Arguments, ULONG ArgumentLength)
{
PSENDWINDOWPOSCHANGED_CALLBACK_ARGUMENTS CallbackArgs;
WNDPROC Proc;
LRESULT Result;
DPRINT("User32SendWINDOWPOSCHANGEDMessageForKernel.\n");
CallbackArgs = (PSENDWINDOWPOSCHANGED_CALLBACK_ARGUMENTS)Arguments;
if (ArgumentLength != sizeof(SENDWINDOWPOSCHANGED_CALLBACK_ARGUMENTS))
{
DPRINT("Wrong length.\n");
return(STATUS_INFO_LENGTH_MISMATCH);
}
Proc = (WNDPROC)GetWindowLongW(CallbackArgs->Wnd, GWL_WNDPROC);
DPRINT("Proc %X\n", Proc);
/* Call the window procedure; notice kernel messages are always unicode. */
Result = CallWindowProcW(Proc, CallbackArgs->Wnd, WM_WINDOWPOSCHANGED, 0,
(LPARAM)&CallbackArgs->WindowPos);
DPRINT("Returning result %d.\n", Result);
return(ZwCallbackReturn(&Result, sizeof(LRESULT), STATUS_SUCCESS));
}
NTSTATUS STDCALL NTSTATUS STDCALL
User32CallSendAsyncProcForKernel(PVOID Arguments, ULONG ArgumentLength) User32CallSendAsyncProcForKernel(PVOID Arguments, ULONG ArgumentLength)
{ {