Paul Gofman : ddraw: Deny locking lost surfaces.
Alexandre Julliard
julliard at winehq.org
Thu Mar 26 16:27:24 CDT 2020
Module: wine
Branch: master
Commit: 530a3d94de949030f8d74bacd6c20986b32f1a31
URL: https://source.winehq.org/git/wine.git/?a=commit;h=530a3d94de949030f8d74bacd6c20986b32f1a31
Author: Paul Gofman <gofmanp at gmail.com>
Date: Thu Mar 26 16:09:41 2020 +0300
ddraw: Deny locking lost surfaces.
Signed-off-by: Paul Gofman <gofmanp at gmail.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ddraw/surface.c | 18 ++++++++++++++++++
dlls/ddraw/tests/ddraw7.c | 13 +++++++++++++
2 files changed, 31 insertions(+)
diff --git a/dlls/ddraw/surface.c b/dlls/ddraw/surface.c
index b6a7ebb734..9850a1e8c9 100644
--- a/dlls/ddraw/surface.c
+++ b/dlls/ddraw/surface.c
@@ -1110,6 +1110,12 @@ static HRESULT WINAPI ddraw_surface7_Lock(IDirectDrawSurface7 *iface,
if (!surface_validate_lock_desc(surface, (DDSURFACEDESC *)surface_desc, &surface_desc_size))
return DDERR_INVALIDPARAMS;
+ if (ddraw_surface_is_lost(surface))
+ {
+ WARN("Surface is lost.\n");
+ return DDERR_SURFACELOST;
+ }
+
return surface_lock(surface, rect, surface_desc, surface_desc_size, flags, h);
}
@@ -1125,6 +1131,12 @@ static HRESULT WINAPI ddraw_surface4_Lock(IDirectDrawSurface4 *iface, RECT *rect
if (!surface_validate_lock_desc(surface, (DDSURFACEDESC *)surface_desc, &surface_desc_size))
return DDERR_INVALIDPARAMS;
+ if (ddraw_surface_is_lost(surface))
+ {
+ WARN("Surface is lost.\n");
+ return DDERR_SURFACELOST;
+ }
+
return surface_lock(surface, rect, surface_desc, surface_desc_size, flags, h);
}
@@ -1138,6 +1150,12 @@ static HRESULT ddraw_surface_lock_ddsd(struct ddraw_surface *surface, RECT *rect
if (!surface_validate_lock_desc(surface, surface_desc, &surface_desc_size))
return DDERR_INVALIDPARAMS;
+ if (ddraw_surface_is_lost(surface))
+ {
+ WARN("Surface is lost.\n");
+ return DDERR_SURFACELOST;
+ }
+
surface_desc2.dwSize = surface_desc->dwSize;
surface_desc2.dwFlags = 0;
hr = surface_lock(surface, rect, &surface_desc2, surface_desc_size, flags, h);
diff --git a/dlls/ddraw/tests/ddraw7.c b/dlls/ddraw/tests/ddraw7.c
index 5c0c5bb7c3..abe5249cc0 100644
--- a/dlls/ddraw/tests/ddraw7.c
+++ b/dlls/ddraw/tests/ddraw7.c
@@ -1056,6 +1056,7 @@ static void test_coop_level_d3d_state(void)
IDirectDrawSurface7 *rt, *surface;
IDirect3DDevice7 *device;
IDirectDraw7 *ddraw;
+ DDSURFACEDESC2 lock;
IDirect3D7 *d3d;
D3DCOLOR color;
DDSCAPS2 caps;
@@ -1116,6 +1117,13 @@ static void test_coop_level_d3d_state(void)
hr = IDirectDrawSurface7_IsLost(rt);
ok(hr == DDERR_SURFACELOST, "Got unexpected hr %#x.\n", hr);
+ memset(&lock, 0, sizeof(lock));
+ lock.dwSize = sizeof(lock);
+ lock.lpSurface = (void *)0xdeadbeef;
+ hr = IDirectDrawSurface7_Lock(rt, NULL, &lock, DDLOCK_READONLY, NULL);
+ ok(hr == DDERR_SURFACELOST, "Got unexpected hr %#x.\n", hr);
+ ok(lock.lpSurface == (void *)0xdeadbeef, "Got unexpected lock.lpSurface %p.\n", lock.lpSurface);
+
memset(&caps, 0, sizeof(caps));
caps.dwCaps = DDSCAPS_ZBUFFER;
hr = IDirectDrawSurface7_GetAttachedSurface(rt, &caps, &surface);
@@ -1127,6 +1135,11 @@ static void test_coop_level_d3d_state(void)
hr = IDirectDraw7_RestoreAllSurfaces(ddraw);
ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
+ hr = IDirectDrawSurface7_Lock(rt, NULL, &lock, DDLOCK_READONLY, NULL);
+ ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
+ hr = IDirectDrawSurface7_Unlock(rt, NULL);
+ ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
+
caps.dwCaps = DDSCAPS_ZBUFFER;
hr = IDirectDrawSurface7_GetAttachedSurface(rt, &caps, &surface);
ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
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