[tkreuzer] 66649: [WIN32K] Annotate mouse.c, move some prototypes to the proper location. Fix bugs in EngSetPointerShape and IntEngSetPointerShape, where the passed in XLATEOBJ could be NULL. Found...
10 Mar
2015
10 Mar
'15
12:13 a.m.
Author: tkreuzer
Date: Tue Mar 10 00:13:29 2015
New Revision: 66649
URL: http://svn.reactos.org/svn/reactos?rev=66649&view=rev
Log:
[WIN32K]
Annotate mouse.c, move some prototypes to the proper location.
Fix bugs in EngSetPointerShape and IntEngSetPointerShape, where the passed in XLATEOBJ
could be NULL. Found by MSVC static analyzer.
Modified:
trunk/reactos/win32ss/gdi/eng/inteng.h
trunk/reactos/win32ss/gdi/eng/mouse.c
trunk/reactos/win32ss/gdi/eng/mouse.h
Modified: trunk/reactos/win32ss/gdi/eng/inteng.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/eng/inteng.h?r…
==============================================================================
--- trunk/reactos/win32ss/gdi/eng/inteng.h [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/eng/inteng.h [iso-8859-1] Tue Mar 10 00:13:29 2015
@@ -147,19 +147,6 @@
_In_ POINTL *pptlBrushOrg,
_In_ __in_data_source(USER_MODE) MIX mix);
-ULONG APIENTRY
-IntEngSetPointerShape(
- IN SURFOBJ *pso,
- IN SURFOBJ *psoMask,
- IN SURFOBJ *psoColor,
- IN XLATEOBJ *pxlo,
- IN LONG xHot,
- IN LONG yHot,
- IN LONG x,
- IN LONG y,
- IN RECTL *prcl,
- IN FLONG fl);
-
BOOL
APIENTRY
IntEngAlphaBlend(
Modified: trunk/reactos/win32ss/gdi/eng/mouse.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/eng/mouse.c?re…
==============================================================================
--- trunk/reactos/win32ss/gdi/eng/mouse.c [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/eng/mouse.c [iso-8859-1] Tue Mar 10 00:13:29 2015
@@ -15,14 +15,15 @@
/* FUNCTIONS *****************************************************************/
+__drv_preferredFunction("(see documentation)", "Obsolete, always returns
false. ")
BOOL
APIENTRY
EngSetPointerTag(
- IN HDEV hdev,
- IN SURFOBJ *psoMask,
- IN SURFOBJ *psoColor,
- IN XLATEOBJ *pxlo,
- IN FLONG fl)
+ _In_ HDEV hdev,
+ _In_opt_ SURFOBJ *psoMask,
+ _In_opt_ SURFOBJ *psoColor,
+ _Reserved_ XLATEOBJ *pxlo,
+ _In_ FLONG fl)
{
// This function is obsolete for Windows 2000 and later.
// This function is still supported, but always returns FALSE.
@@ -34,13 +35,15 @@
* FUNCTION: Notify the mouse driver that drawing is about to begin in
* a rectangle on a particular surface.
*/
-INT NTAPI
+_Requires_lock_held_(*ppdev->hsemDevLock)
+BOOL
+NTAPI
MouseSafetyOnDrawStart(
- PPDEVOBJ ppdev,
- LONG HazardX1,
- LONG HazardY1,
- LONG HazardX2,
- LONG HazardY2)
+ _Inout_ PPDEVOBJ ppdev,
+ _In_ LONG HazardX1,
+ _In_ LONG HazardY1,
+ _In_ LONG HazardX2,
+ _In_ LONG HazardY2)
{
LONG tmp;
GDIPOINTER *pgp;
@@ -84,15 +87,17 @@
ppdev->pfnMovePointer(&ppdev->pSurface->SurfObj, -1, -1, NULL);
}
- return(TRUE);
+ return TRUE;
}
/*
* FUNCTION: Notify the mouse driver that drawing has finished on a surface.
*/
-INT NTAPI
+_Requires_lock_held_(*ppdev->hsemDevLock)
+BOOL
+NTAPI
MouseSafetyOnDrawEnd(
- PPDEVOBJ ppdev)
+ _Inout_ PPDEVOBJ ppdev)
{
GDIPOINTER *pgp;
@@ -118,7 +123,7 @@
ppdev->SafetyRemoveLevel = 0;
- return(TRUE);
+ return TRUE;
}
/* SOFTWARE MOUSE POINTER IMPLEMENTATION **************************************/
@@ -126,8 +131,8 @@
VOID
NTAPI
IntHideMousePointer(
- PDEVOBJ *ppdev,
- SURFOBJ *psoDest)
+ _Inout_ PDEVOBJ *ppdev,
+ _Inout_ SURFOBJ *psoDest)
{
GDIPOINTER *pgp;
POINTL pt;
@@ -179,7 +184,9 @@
VOID
NTAPI
-IntShowMousePointer(PDEVOBJ *ppdev, SURFOBJ *psoDest)
+IntShowMousePointer(
+ _Inout_ PDEVOBJ *ppdev,
+ _Inout_ SURFOBJ *psoDest)
{
GDIPOINTER *pgp;
POINTL pt;
@@ -309,18 +316,19 @@
/*
* @implemented
*/
-ULONG APIENTRY
+ULONG
+APIENTRY
EngSetPointerShape(
- IN SURFOBJ *pso,
- IN SURFOBJ *psoMask,
- IN SURFOBJ *psoColor,
- IN XLATEOBJ *pxlo,
- IN LONG xHot,
- IN LONG yHot,
- IN LONG x,
- IN LONG y,
- IN RECTL *prcl,
- IN FLONG fl)
+ _In_ SURFOBJ *pso,
+ _In_opt_ SURFOBJ *psoMask,
+ _In_opt_ SURFOBJ *psoColor,
+ _In_opt_ XLATEOBJ *pxlo,
+ _In_ LONG xHot,
+ _In_ LONG yHot,
+ _In_ LONG x,
+ _In_ LONG y,
+ _In_ RECTL *prcl,
+ _In_ FLONG fl)
{
PDEVOBJ *ppdev;
GDIPOINTER *pgp;
@@ -334,6 +342,10 @@
ppdev = GDIDEV(pso);
pgp = &ppdev->Pointer;
+
+ /* Handle the case where we have no XLATEOBJ */
+ if (pxlo == NULL)
+ pxlo = &gexloTrivial.xlo;
/* Do we have any bitmap at all? */
if (psoColor || psoMask)
@@ -549,13 +561,13 @@
/*
* @implemented
*/
-
-VOID APIENTRY
+VOID
+APIENTRY
EngMovePointer(
- IN SURFOBJ *pso,
- IN LONG x,
- IN LONG y,
- IN RECTL *prcl)
+ _In_ SURFOBJ *pso,
+ _In_ LONG x,
+ _In_ LONG y,
+ _In_ RECTL *prcl)
{
PDEVOBJ *ppdev;
GDIPOINTER *pgp;
@@ -589,18 +601,19 @@
}
}
-ULONG APIENTRY
+ULONG
+NTAPI
IntEngSetPointerShape(
- IN SURFOBJ *pso,
- IN SURFOBJ *psoMask,
- IN SURFOBJ *psoColor,
- IN XLATEOBJ *pxlo,
- IN LONG xHot,
- IN LONG yHot,
- IN LONG x,
- IN LONG y,
- IN RECTL *prcl,
- IN FLONG fl)
+ _In_ SURFOBJ *pso,
+ _In_opt_ SURFOBJ *psoMask,
+ _In_opt_ SURFOBJ *psoColor,
+ _In_opt_ XLATEOBJ *pxlo,
+ _In_ LONG xHot,
+ _In_ LONG yHot,
+ _In_ LONG x,
+ _In_ LONG y,
+ _In_ RECTL *prcl,
+ _In_ FLONG fl)
{
ULONG ulResult = SPS_DECLINE;
PFN_DrvSetPointerShape pfnSetPointerShape;
@@ -610,6 +623,11 @@
if (pfnSetPointerShape)
{
+ /* Drivers expect to get an XLATEOBJ */
+ if (pxlo == NULL)
+ pxlo = &gexloTrivial.xlo;
+
+ /* Call the driver */
ulResult = pfnSetPointerShape(pso,
psoMask,
psoColor,
@@ -651,14 +669,14 @@
ULONG
NTAPI
GreSetPointerShape(
- HDC hdc,
- HBITMAP hbmMask,
- HBITMAP hbmColor,
- LONG xHot,
- LONG yHot,
- LONG x,
- LONG y,
- FLONG fl)
+ _In_ HDC hdc,
+ _In_opt_ HBITMAP hbmMask,
+ _In_opt_ HBITMAP hbmColor,
+ _In_ LONG xHot,
+ _In_ LONG yHot,
+ _In_ LONG x,
+ _In_ LONG y,
+ _In_ FLONG fl)
{
PDC pdc;
PSURFACE psurf, psurfMask, psurfColor;
@@ -686,7 +704,9 @@
/* Lock the mask bitmap */
if (hbmMask)
+ {
psurfMask = SURFACE_ShareLockSurface(hbmMask);
+ }
else
{
//ASSERT(fl & SPS_ALPHA);
@@ -707,9 +727,9 @@
}
else
psurfColor = NULL;
-
+
/* We must have a valid surface in case of alpha bitmap */
- ASSERT(((fl & SPS_ALPHA) && psurfColor) || !(fl & SPS_ALPHA));
+ ASSERT(((fl & SPS_ALPHA) && psurfColor) || !(fl & SPS_ALPHA));
/* Call the driver or eng function */
ulResult = IntEngSetPointerShape(&psurf->SurfObj,
@@ -745,9 +765,9 @@
VOID
NTAPI
GreMovePointer(
- HDC hdc,
- LONG x,
- LONG y)
+ _In_ HDC hdc,
+ _In_ LONG x,
+ _In_ LONG y)
{
PDC pdc;
PRECTL prcl;
Modified: trunk/reactos/win32ss/gdi/eng/mouse.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/eng/mouse.h?re…
==============================================================================
--- trunk/reactos/win32ss/gdi/eng/mouse.h [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/eng/mouse.h [iso-8859-1] Tue Mar 10 00:13:29 2015
@@ -1,24 +1,51 @@
#pragma once
-INT NTAPI MouseSafetyOnDrawStart(PPDEVOBJ ppdev, LONG HazardX1, LONG HazardY1, LONG
HazardX2, LONG HazardY2);
-INT NTAPI MouseSafetyOnDrawEnd(PPDEVOBJ ppdev);
+_Requires_lock_held_(*ppdev->hsemDevLock)
+BOOL
+NTAPI
+MouseSafetyOnDrawStart(
+ _Inout_ PPDEVOBJ ppdev,
+ _In_ LONG HazardX1,
+ _In_ LONG HazardY1,
+ _In_ LONG HazardX2,
+ _In_ LONG HazardY2);
+
+_Requires_lock_held_(*ppdev->hsemDevLock)
+BOOL
+NTAPI
+MouseSafetyOnDrawEnd(
+ _Inout_ PPDEVOBJ ppdev);
+
+ULONG
+NTAPI
+IntEngSetPointerShape(
+ _In_ SURFOBJ *pso,
+ _In_opt_ SURFOBJ *psoMask,
+ _In_opt_ SURFOBJ *psoColor,
+ _In_opt_ XLATEOBJ *pxlo,
+ _In_ LONG xHot,
+ _In_ LONG yHot,
+ _In_ LONG x,
+ _In_ LONG y,
+ _In_ RECTL *prcl,
+ _In_ FLONG fl);
ULONG
NTAPI
GreSetPointerShape(
- HDC hdc,
- HBITMAP hbmMask,
- HBITMAP hbmColor,
- LONG xHot,
- LONG yHot,
- LONG x,
- LONG y,
- FLONG fl);
+ _In_ HDC hdc,
+ _In_opt_ HBITMAP hbmMask,
+ _In_opt_ HBITMAP hbmColor,
+ _In_ LONG xHot,
+ _In_ LONG yHot,
+ _In_ LONG x,
+ _In_ LONG y,
+ _In_ FLONG fl);
VOID
NTAPI
GreMovePointer(
- HDC hdc,
- LONG x,
- LONG y);
+ _In_ HDC hdc,
+ _In_ LONG x,
+ _In_ LONG y);
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