[DXG] Fix a Clang-Cl warning about DDHAL_CB32_CANCREATESURFACE
[reactos.git] / win32ss / reactx / dxg / dd.c
1 /*
2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS kernel
4 * PURPOSE: Native driver for dxg implementation
5 * FILE: win32ss/reactx/dxg/dd.c
6 * PROGRAMER: Sebastian Gasiorek (sebastian.gasiorek@reactos.org)
7 */
8
9 #include <dxg_int.h>
10
11 DWORD
12 NTAPI
13 DxDdCanCreateSurface(
14 HANDLE DdHandle,
15 PDD_CANCREATESURFACEDATA SurfaceData)
16 {
17 PEDD_DIRECTDRAW_LOCAL peDdL;
18 PEDD_DIRECTDRAW_GLOBAL peDdGl;
19 DWORD RetVal = DDHAL_DRIVER_NOTHANDLED;
20
21 peDdL = (PEDD_DIRECTDRAW_LOCAL)DdHmgLock(DdHandle, ObjType_DDLOCAL_TYPE, FALSE);
22 if (!peDdL)
23 return RetVal;
24
25 peDdGl = peDdL->peDirectDrawGlobal2;
26 gpEngFuncs.DxEngLockHdev(peDdGl->hDev);
27
28 // assign out DirectDrawGlobal to SurfaceData
29 SurfaceData->lpDD = (PDD_DIRECTDRAW_GLOBAL)peDdGl;
30
31 if (peDdGl->ddCallbacks.dwFlags & DDHAL_CB32_CANCREATESURFACE)
32 {
33 RetVal = peDdGl->ddCallbacks.CanCreateSurface(SurfaceData);
34 }
35
36 gpEngFuncs.DxEngUnlockHdev(peDdGl->hDev);
37 InterlockedDecrement((VOID*)&peDdL->pobj.cExclusiveLock);
38
39 return RetVal;
40 }