Alistair Leslie-Hughes : ddraw: Make palette and remaining surface vtbls writable.

[Alexandre Julliard]

Module: wine
Branch: stable
Commit: ce5eb39a1c3ab82fa5ed8209699bd2c91d199b4e
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=ce5eb39a1c3ab82fa5ed82096...

Author: Alistair Leslie-Hughes 
Date:   Sun Apr 26 22:58:28 2020 -0500

ddraw: Make palette and remaining surface vtbls writable.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=46949
Signed-off-by: Zebediah Figura 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard 
(cherry picked from commit 0b55384f0dc5382998bb2cc39c317d393ff7657a)
Signed-off-by: Michael Stefaniuc

---

dlls/ddraw/palette.c |  3 ++-
 dlls/ddraw/surface.c | 12 ++++++++----
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/dlls/ddraw/palette.c b/dlls/ddraw/palette.c
index 980c62b60b..68fb3a5320 100644
--- a/dlls/ddraw/palette.c
+++ b/dlls/ddraw/palette.c
@@ -215,7 +215,8 @@ static HRESULT WINAPI ddraw_palette_GetEntries(IDirectDrawPalette *iface,
     return hr;
 }

-static const struct IDirectDrawPaletteVtbl ddraw_palette_vtbl =
+/* Some windowed mode wrappers expect this vtbl to be writable. */
+static struct IDirectDrawPaletteVtbl ddraw_palette_vtbl =
 {
     /*** IUnknown ***/
     ddraw_palette_QueryInterface,
diff --git a/dlls/ddraw/surface.c b/dlls/ddraw/surface.c
index 5790110999..fb8a0970a7 100644
--- a/dlls/ddraw/surface.c
+++ b/dlls/ddraw/surface.c
@@ -5405,7 +5405,8 @@ static HRESULT WINAPI d3d_texture1_Load(IDirect3DTexture *iface, IDirect3DTextur
  * The VTable
  *****************************************************************************/

-static const struct IDirectDrawSurface7Vtbl ddraw_surface7_vtbl =
+/* Some windowed mode wrappers expect this vtbl to be writable. */
+static struct IDirectDrawSurface7Vtbl ddraw_surface7_vtbl =
 {
     /* IUnknown */
     ddraw_surface7_QueryInterface,
@@ -5464,7 +5465,8 @@ static const struct IDirectDrawSurface7Vtbl ddraw_surface7_vtbl =
     ddraw_surface7_GetLOD,
 };

-static const struct IDirectDrawSurface4Vtbl ddraw_surface4_vtbl =
+/* Some windowed mode wrappers expect this vtbl to be writable. */
+static struct IDirectDrawSurface4Vtbl ddraw_surface4_vtbl =
 {
     /* IUnknown */
     ddraw_surface4_QueryInterface,
@@ -5518,7 +5520,8 @@ static const struct IDirectDrawSurface4Vtbl ddraw_surface4_vtbl =
     ddraw_surface4_ChangeUniquenessValue,
 };

-static const struct IDirectDrawSurface3Vtbl ddraw_surface3_vtbl =
+/* Some windowed mode wrappers expect this vtbl to be writable. */
+static struct IDirectDrawSurface3Vtbl ddraw_surface3_vtbl =
 {
     /* IUnknown */
     ddraw_surface3_QueryInterface,
@@ -5566,7 +5569,8 @@ static const struct IDirectDrawSurface3Vtbl ddraw_surface3_vtbl =
     ddraw_surface3_SetSurfaceDesc,
 };

-static const struct IDirectDrawSurface2Vtbl ddraw_surface2_vtbl =
+/* Some windowed mode wrappers expect this vtbl to be writable. */
+static struct IDirectDrawSurface2Vtbl ddraw_surface2_vtbl =
 {
     /* IUnknown */
     ddraw_surface2_QueryInterface,