Matteo Bruni : ddraw: Refuse to create non-managed DDSCAPS_WRITEONLY surfaces.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 019ec46602c42c21e45309c10b3dc6c737e14763
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=019ec46602c42c21e45309c10b3dc6c737e14763

Author: Matteo Bruni <mbruni at codeweavers.com>
Date:   Fri Feb  1 12:59:30 2019 +0100

ddraw: Refuse to create non-managed DDSCAPS_WRITEONLY surfaces.

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ddraw/surface.c      | 10 +++++++++-
 dlls/ddraw/tests/ddraw4.c | 22 +++++++++++++++++-----
 dlls/ddraw/tests/ddraw7.c | 24 +++++++++++++++++++-----
 3 files changed, 45 insertions(+), 11 deletions(-)

diff --git a/dlls/ddraw/surface.c b/dlls/ddraw/surface.c
index 14aa5ab..2b788bd 100644
--- a/dlls/ddraw/surface.c
+++ b/dlls/ddraw/surface.c
@@ -5983,13 +5983,21 @@ HRESULT ddraw_surface_create(struct ddraw *ddraw, const DDSURFACEDESC2 *surface_
         }
         if (desc->ddsCaps.dwCaps & (DDSCAPS_VIDEOMEMORY | DDSCAPS_SYSTEMMEMORY))
         {
-            WARN("DDSCAPS2_TEXTUREMANAGE used width DDSCAPS_VIDEOMEMORY "
+            WARN("DDSCAPS2_TEXTUREMANAGE used with DDSCAPS_VIDEOMEMORY "
                     "or DDSCAPS_SYSTEMMEMORY, returning DDERR_INVALIDCAPS.\n");
             heap_free(texture);
             return DDERR_INVALIDCAPS;
         }
     }
 
+    if (desc->ddsCaps.dwCaps & DDSCAPS_WRITEONLY
+            && !(desc->ddsCaps.dwCaps2 & (DDSCAPS2_TEXTUREMANAGE | DDSCAPS2_D3DTEXTUREMANAGE)))
+    {
+        WARN("DDSCAPS_WRITEONLY used without DDSCAPS2_TEXTUREMANAGE, returning DDERR_INVALIDCAPS.\n");
+        heap_free(texture);
+        return DDERR_INVALIDCAPS;
+    }
+
     if (FAILED(hr = wined3d_get_adapter_display_mode(ddraw->wined3d, WINED3DADAPTER_DEFAULT, &mode, NULL)))
     {
         ERR("Failed to get display mode, hr %#x.\n", hr);
diff --git a/dlls/ddraw/tests/ddraw4.c b/dlls/ddraw/tests/ddraw4.c
index ad40214..bb4d63a 100644
--- a/dlls/ddraw/tests/ddraw4.c
+++ b/dlls/ddraw/tests/ddraw4.c
@@ -11154,15 +11154,22 @@ static void test_lockrect_invalid(void)
     {
         DWORD caps, caps2;
         const char *name;
+        BOOL allowed;
         HRESULT hr;
     }
     resources[] =
     {
-        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY, 0, "sysmem offscreenplain", DDERR_INVALIDPARAMS},
-        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY, 0, "vidmem offscreenplain", DDERR_INVALIDPARAMS},
-        {DDSCAPS_TEXTURE | DDSCAPS_SYSTEMMEMORY, 0, "sysmem texture", DDERR_INVALIDPARAMS},
-        {DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY, 0, "vidmem texture", DDERR_INVALIDPARAMS},
-        {DDSCAPS_TEXTURE, DDSCAPS2_TEXTUREMANAGE, "managed texture", DDERR_INVALIDPARAMS},
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY, 0, "sysmem offscreenplain", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY, 0, "vidmem offscreenplain", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_SYSTEMMEMORY, 0, "sysmem texture", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY, 0, "vidmem texture", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE, DDSCAPS2_TEXTUREMANAGE, "managed texture", TRUE, DDERR_INVALIDPARAMS},
+
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY | DDSCAPS_WRITEONLY, 0, "sysmem offscreenplain writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY | DDSCAPS_WRITEONLY, 0, "vidmem offscreenplain writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_SYSTEMMEMORY | DDSCAPS_WRITEONLY, 0, "sysmem texture writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY | DDSCAPS_WRITEONLY, 0, "vidmem texture writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_WRITEONLY, DDSCAPS2_TEXTUREMANAGE, "managed texture writeonly", TRUE, DDERR_INVALIDPARAMS},
     };
 
     window = create_window();
@@ -11199,6 +11206,11 @@ static void test_lockrect_invalid(void)
         U4(U4(surface_desc).ddpfPixelFormat).dwBBitMask = 0x0000ff;
 
         hr = IDirectDraw4_CreateSurface(ddraw, &surface_desc, &surface, NULL);
+        if (!resources[r].allowed)
+        {
+            ok(hr == DDERR_INVALIDCAPS, "Got unexpected hr %#x, type %s.\n", hr, resources[r].name);
+            continue;
+        }
         ok(SUCCEEDED(hr), "Failed to create surface, hr %#x, type %s.\n", hr, resources[r].name);
 
         hr = IDirectDrawSurface4_Lock(surface, NULL, NULL, DDLOCK_WAIT, NULL);
diff --git a/dlls/ddraw/tests/ddraw7.c b/dlls/ddraw/tests/ddraw7.c
index d13e238..a063791 100644
--- a/dlls/ddraw/tests/ddraw7.c
+++ b/dlls/ddraw/tests/ddraw7.c
@@ -11054,15 +11054,24 @@ static void test_lockrect_invalid(void)
     {
         DWORD caps, caps2;
         const char *name;
+        BOOL allowed;
         HRESULT hr;
     }
     resources[] =
     {
-        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY, 0, "sysmem offscreenplain", DDERR_INVALIDPARAMS},
-        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY, 0, "vidmem offscreenplain", DDERR_INVALIDPARAMS},
-        {DDSCAPS_TEXTURE | DDSCAPS_SYSTEMMEMORY, 0, "sysmem texture", DD_OK},
-        {DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY, 0, "vidmem texture", DDERR_INVALIDPARAMS},
-        {DDSCAPS_TEXTURE, DDSCAPS2_TEXTUREMANAGE, "managed texture", DD_OK},
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY, 0, "sysmem offscreenplain", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY, 0, "vidmem offscreenplain", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_SYSTEMMEMORY, 0, "sysmem texture", TRUE, DD_OK},
+        {DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY, 0, "vidmem texture", TRUE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE, DDSCAPS2_TEXTUREMANAGE, "managed texture", TRUE, DD_OK},
+
+        /* FWIW the SDK header mentions DDSCAPS_WRITEONLY as being a "READ
+         * ONLY" flag. */
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY | DDSCAPS_WRITEONLY, 0, "sysmem offscreenplain writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_OFFSCREENPLAIN | DDSCAPS_VIDEOMEMORY | DDSCAPS_WRITEONLY, 0, "vidmem offscreenplain writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_SYSTEMMEMORY | DDSCAPS_WRITEONLY, 0, "sysmem texture writeonly", FALSE, DD_OK},
+        {DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY | DDSCAPS_WRITEONLY, 0, "vidmem texture writeonly", FALSE, DDERR_INVALIDPARAMS},
+        {DDSCAPS_TEXTURE | DDSCAPS_WRITEONLY, DDSCAPS2_TEXTUREMANAGE, "managed texture writeonly", TRUE, DD_OK},
     };
 
     window = create_window();
@@ -11099,6 +11108,11 @@ static void test_lockrect_invalid(void)
         U4(U4(surface_desc).ddpfPixelFormat).dwBBitMask = 0x0000ff;
 
         hr = IDirectDraw7_CreateSurface(ddraw, &surface_desc, &surface, NULL);
+        if (!resources[r].allowed)
+        {
+            ok(hr == DDERR_INVALIDCAPS, "Got unexpected hr %#x, type %s.\n", hr, resources[r].name);
+            continue;
+        }
         if (is_ddraw64 && (resources[r].caps & DDSCAPS_TEXTURE))
         {
             todo_wine ok(hr == E_NOINTERFACE, "Got unexpected hr %#x, type %s.\n", hr, resources[r].name);