// // Pass the Current Window handle and pointer to the Client Callback. // This will help user space programs speed up read access with the window object. // static VOID IntSetTebWndCallback (HWND * hWnd, PWND * pWnd, PVOID * pActCtx) { HWND hWndS = *hWnd; PWND Window = UserGetWindowObject(*hWnd); PCLIENTINFO ClientInfo = GetWin32ClientInfo(); *hWnd = ClientInfo->CallbackWnd.hWnd; *pWnd = ClientInfo->CallbackWnd.pWnd; *pActCtx = ClientInfo->CallbackWnd.pActCtx; ClientInfo->CallbackWnd.hWnd = hWndS; ClientInfo->CallbackWnd.pWnd = DesktopHeapAddressToUser(Window); ClientInfo->CallbackWnd.pActCtx = Window->pActCtx; }
// // Pass the Current Window handle and pointer to the Client Callback. // This will help user space programs speed up read access with the window object. // static VOID IntSetTebWndCallback (HWND * hWnd, PWND * pWnd, PVOID * pActCtx) { HWND hWndS = *hWnd; PWND Window = UserGetWindowObject(*hWnd); PCLIENTINFO ClientInfo = GetWin32ClientInfo(); *hWnd = ClientInfo->CallbackWnd.hWnd; *pWnd = ClientInfo->CallbackWnd.pWnd; *pActCtx = ClientInfo->CallbackWnd.pActCtx; if (Window) { ClientInfo->CallbackWnd.hWnd = hWndS; ClientInfo->CallbackWnd.pWnd = DesktopHeapAddressToUser(Window); ClientInfo->CallbackWnd.pActCtx = Window->pActCtx; } else //// What if Dispatching WM_SYS/TIMER with NULL window? Fix AbiWord Crash when sizing. { ClientInfo->CallbackWnd.hWnd = hWndS; ClientInfo->CallbackWnd.pWnd = Window; ClientInfo->CallbackWnd.pActCtx = 0; } }
/* * @implemented */ DWORD_PTR APIENTRY NtUserCallOneParam( DWORD_PTR Param, DWORD Routine) { DECLARE_RETURN(DWORD_PTR); TRACE("Enter NtUserCallOneParam\n"); UserEnterExclusive(); switch(Routine) { case ONEPARAM_ROUTINE_POSTQUITMESSAGE: { PTHREADINFO pti; pti = PsGetCurrentThreadWin32Thread(); MsqPostQuitMessage(pti->MessageQueue, Param); RETURN(TRUE); } case ONEPARAM_ROUTINE_BEGINDEFERWNDPOS: { PSMWP psmwp; HDWP hDwp = NULL; INT count = (INT)Param; if (count < 0) { EngSetLastError(ERROR_INVALID_PARAMETER); RETURN(0); } /* Windows allows zero count, in which case it allocates context for 8 moves */ if (count == 0) count = 8; psmwp = (PSMWP) UserCreateObject( gHandleTable, NULL, (PHANDLE)&hDwp, otSMWP, sizeof(SMWP)); if (!psmwp) RETURN(0); psmwp->acvr = ExAllocatePoolWithTag(PagedPool, count * sizeof(CVR), USERTAG_SWP); if (!psmwp->acvr) { UserDeleteObject(hDwp, otSMWP); RETURN(0); } RtlZeroMemory(psmwp->acvr, count * sizeof(CVR)); psmwp->bHandle = TRUE; psmwp->ccvr = 0; // actualCount psmwp->ccvrAlloc = count; // suggestedCount RETURN((DWORD_PTR)hDwp); } case ONEPARAM_ROUTINE_SHOWCURSOR: RETURN( (DWORD_PTR)UserShowCursor((BOOL)Param) ); case ONEPARAM_ROUTINE_GETDESKTOPMAPPING: { PTHREADINFO ti; ti = GetW32ThreadInfo(); if (ti != NULL) { /* Try convert the pointer to a user mode pointer if the desktop is mapped into the process */ RETURN((DWORD_PTR)DesktopHeapAddressToUser((PVOID)Param)); } else { RETURN(0); } } case ONEPARAM_ROUTINE_WINDOWFROMDC: RETURN( (DWORD_PTR)IntWindowFromDC((HDC)Param)); case ONEPARAM_ROUTINE_SWAPMOUSEBUTTON: { DWORD_PTR Result; Result = gspv.bMouseBtnSwap; gspv.bMouseBtnSwap = Param ? TRUE : FALSE; gpsi->aiSysMet[SM_SWAPBUTTON] = gspv.bMouseBtnSwap; RETURN(Result); } case ONEPARAM_ROUTINE_SWITCHCARETSHOWING: RETURN( (DWORD_PTR)IntSwitchCaretShowing((PVOID)Param)); case ONEPARAM_ROUTINE_SETCARETBLINKTIME: RETURN( (DWORD_PTR)IntSetCaretBlinkTime((UINT)Param)); case ONEPARAM_ROUTINE_SETMESSAGEEXTRAINFO: RETURN( (DWORD_PTR)MsqSetMessageExtraInfo((LPARAM)Param)); case ONEPARAM_ROUTINE_CREATEEMPTYCUROBJECT: { PCURICON_OBJECT CurIcon; DWORD_PTR Result ; if (!(CurIcon = IntCreateCurIconHandle())) { EngSetLastError(ERROR_NOT_ENOUGH_MEMORY); RETURN(0); } Result = (DWORD_PTR)CurIcon->Self; UserDereferenceObject(CurIcon); RETURN(Result); } case ONEPARAM_ROUTINE_GETCURSORPOSITION: { BOOL ret = TRUE; _SEH2_TRY { ProbeForWrite((POINT*)Param,sizeof(POINT),1); RtlCopyMemory((POINT*)Param,&gpsi->ptCursor,sizeof(POINT)); } _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { SetLastNtError(_SEH2_GetExceptionCode()); ret = FALSE; } _SEH2_END; RETURN (ret); } case ONEPARAM_ROUTINE_ENABLEPROCWNDGHSTING: { BOOL Enable; PPROCESSINFO Process = PsGetCurrentProcessWin32Process(); if(Process != NULL) { Enable = (BOOL)(Param != 0); if(Enable) { Process->W32PF_flags &= ~W32PF_NOWINDOWGHOSTING; } else { Process->W32PF_flags |= W32PF_NOWINDOWGHOSTING; } RETURN( TRUE); } RETURN( FALSE); } case ONEPARAM_ROUTINE_GETINPUTEVENT: RETURN( (DWORD_PTR)IntMsqSetWakeMask(Param)); case ONEPARAM_ROUTINE_GETKEYBOARDTYPE: RETURN( UserGetKeyboardType(Param)); case ONEPARAM_ROUTINE_GETKEYBOARDLAYOUT: RETURN( (DWORD_PTR)UserGetKeyboardLayout(Param)); case ONEPARAM_ROUTINE_RELEASEDC: RETURN (UserReleaseDC(NULL, (HDC) Param, FALSE)); case ONEPARAM_ROUTINE_REALIZEPALETTE: RETURN (UserRealizePalette((HDC) Param)); case ONEPARAM_ROUTINE_GETQUEUESTATUS: { RETURN (IntGetQueueStatus((DWORD)Param)); } case ONEPARAM_ROUTINE_ENUMCLIPBOARDFORMATS: /* FIXME: Should use UserEnterShared */ RETURN(IntEnumClipboardFormats(Param)); case ONEPARAM_ROUTINE_CSRSS_GUICHECK: IntUserManualGuiCheck(Param); RETURN(TRUE); case ONEPARAM_ROUTINE_GETCURSORPOS: { BOOL Ret = TRUE; PPOINTL pptl; PTHREADINFO pti = PsGetCurrentThreadWin32Thread(); if (pti->hdesk != InputDesktopHandle) RETURN(FALSE); _SEH2_TRY { pptl = (PPOINTL)Param; *pptl = gpsi->ptCursor; } _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { Ret = FALSE; } _SEH2_END; RETURN(Ret); } case ONEPARAM_ROUTINE_SETPROCDEFLAYOUT: { PPROCESSINFO ppi; if (Param & LAYOUT_ORIENTATIONMASK) { ppi = PsGetCurrentProcessWin32Process(); ppi->dwLayout = Param; RETURN(TRUE); } EngSetLastError(ERROR_INVALID_PARAMETER); RETURN(FALSE); } case ONEPARAM_ROUTINE_GETPROCDEFLAYOUT: { BOOL Ret = TRUE; PPROCESSINFO ppi; PDWORD pdwLayout; if ( PsGetCurrentProcess() == CsrProcess) { EngSetLastError(ERROR_INVALID_ACCESS); RETURN(FALSE); } ppi = PsGetCurrentProcessWin32Process(); _SEH2_TRY { pdwLayout = (PDWORD)Param; *pdwLayout = ppi->dwLayout; } _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { SetLastNtError(_SEH2_GetExceptionCode()); Ret = FALSE; } _SEH2_END; RETURN(Ret); } case ONEPARAM_ROUTINE_REPLYMESSAGE: RETURN (co_MsqReplyMessage((LRESULT) Param)); case ONEPARAM_ROUTINE_MESSAGEBEEP: RETURN ( UserPostMessage(hwndSAS, WM_LOGONNOTIFY, LN_MESSAGE_BEEP, Param) ); /* TODO: Implement sound sentry */ } ERR("Calling invalid routine number 0x%x in NtUserCallOneParam(), Param=0x%x\n", Routine, Param); EngSetLastError(ERROR_INVALID_PARAMETER); RETURN( 0); CLEANUP: TRACE("Leave NtUserCallOneParam, ret=%i\n",_ret_); UserLeave(); END_CLEANUP; }