Module: wine Branch: master Commit: b95fe88ff5606df702ccd1048621bd2e13e8d574 URL: https://source.winehq.org/git/wine.git/?a=commit;h=b95fe88ff5606df702ccd1048...
Author: Zebediah Figura z.figura12@gmail.com Date: Mon Apr 27 11:29:04 2020 -0500
ddraw/tests: Test vtbl protection.
Signed-off-by: Zebediah Figura zfigura@codeweavers.com Signed-off-by: Henri Verbeet hverbeet@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/ddraw/tests/ddraw1.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+)
diff --git a/dlls/ddraw/tests/ddraw1.c b/dlls/ddraw/tests/ddraw1.c index 0e1f4ce85c..4e27ecfb79 100644 --- a/dlls/ddraw/tests/ddraw1.c +++ b/dlls/ddraw/tests/ddraw1.c @@ -13410,6 +13410,75 @@ done: DestroyWindow(window); }
+static void check_vtbl_protection_(int line, const void *vtbl, SIZE_T size) +{ + MEMORY_BASIC_INFORMATION info; + SIZE_T ret = VirtualQuery(vtbl, &info, size); + ok_(__FILE__, line)(ret == sizeof(info), "Failed to query memory.\n"); + ok_(__FILE__, line)(info.Protect & (PAGE_READWRITE | PAGE_WRITECOPY), "Got protection %#x.\n", info.Protect); +} +#define check_vtbl_protection(a) check_vtbl_protection_(__LINE__, a, sizeof(*(a))) + +static void test_vtbl_protection(void) +{ + PALETTEENTRY palette_entries[256]; + IDirectDrawSurface7 *surface7; + IDirectDrawSurface4 *surface4; + IDirectDrawSurface3 *surface3; + IDirectDrawSurface2 *surface2; + IDirectDrawSurface *surface1; + IDirectDrawPalette *palette; + DDSURFACEDESC surface_desc; + IDirectDraw *ddraw; + ULONG refcount; + HWND window; + HRESULT hr; + + window = create_window(); + ddraw = create_ddraw(); + ok(!!ddraw, "Failed to create a ddraw object.\n"); + hr = IDirectDraw_SetCooperativeLevel(ddraw, window, DDSCL_NORMAL); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + + memset(&surface_desc, 0, sizeof(surface_desc)); + surface_desc.dwSize = sizeof(surface_desc); + surface_desc.dwFlags = DDSD_CAPS; + surface_desc.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; + hr = IDirectDraw_CreateSurface(ddraw, &surface_desc, &surface1, NULL); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + hr = IDirectDrawSurface_QueryInterface(surface1, &IID_IDirectDrawSurface2, (void **)&surface2); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + hr = IDirectDrawSurface_QueryInterface(surface1, &IID_IDirectDrawSurface3, (void **)&surface3); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + hr = IDirectDrawSurface_QueryInterface(surface1, &IID_IDirectDrawSurface4, (void **)&surface4); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + hr = IDirectDrawSurface_QueryInterface(surface1, &IID_IDirectDrawSurface7, (void **)&surface7); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + + memset(palette_entries, 0, sizeof(palette_entries)); + hr = IDirectDraw_CreatePalette(ddraw, DDPCAPS_8BIT | DDPCAPS_ALLOW256, + palette_entries, &palette, NULL); + ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr); + + check_vtbl_protection(ddraw->lpVtbl); + check_vtbl_protection(palette->lpVtbl); + check_vtbl_protection(surface1->lpVtbl); + check_vtbl_protection(surface2->lpVtbl); + check_vtbl_protection(surface3->lpVtbl); + check_vtbl_protection(surface4->lpVtbl); + check_vtbl_protection(surface7->lpVtbl); + + IDirectDrawPalette_Release(palette); + IDirectDrawSurface_Release(surface1); + IDirectDrawSurface2_Release(surface2); + IDirectDrawSurface3_Release(surface3); + IDirectDrawSurface4_Release(surface4); + IDirectDrawSurface7_Release(surface7); + refcount = IDirectDraw_Release(ddraw); + ok(!refcount, "%u references left.\n", refcount); + DestroyWindow(window); +} + START_TEST(ddraw1) { DDDEVICEIDENTIFIER identifier; @@ -13523,4 +13592,5 @@ START_TEST(ddraw1) test_caps(); test_d32_support(); test_cursor_clipping(); + test_vtbl_protection(); }