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fixing thread safe in GetFourCCCodes

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svn path=/trunk/; revision=26853
This commit is contained in:
Magnus Olsen 2007-05-21 16:23:43 +00:00
parent 1c247edcf4
commit 327cd7852d
1 changed files with 13 additions and 8 deletions
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5
reactos/dll/directx/ddraw/Ddraw/ddraw_main.c
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@ -148,6 +148,9 @@ Main_DirectDraw_GetFourCCCodes(LPDIRECTDRAW7 iface, LPDWORD lpNumCodes, LPDWORD
LPDDRAWI_DIRECTDRAW_INT This = (LPDDRAWI_DIRECTDRAW_INT)iface;
DX_WINDBG_trace();
/* FIXME protect with SEH or something else if lpCodes or lpNumCodes for bad user pointers */
EnterCriticalSection(&ddcs);
if(!lpNumCodes)
return DDERR_INVALIDPARAMS;
@ -156,6 +159,8 @@ Main_DirectDraw_GetFourCCCodes(LPDIRECTDRAW7 iface, LPDWORD lpNumCodes, LPDWORD
else
*lpNumCodes = This->lpLcl->lpGbl->dwNumFourCC;
LeaveCriticalSection(&ddcs);
return DD_OK;
}