82 lines
1.3 KiB
C++
82 lines
1.3 KiB
C++
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/*++
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Copyright (c) 2001 Microsoft Corporation
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Module Name:
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Summoner.cpp
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Abstract:
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They don't correctly detect 3DFX Voodoo cards. This fix changes the driver
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name from 3dfx to something else.
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Notes:
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This is an app specific shim.
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History:
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05/22/2001 linstev Created
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--*/
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#include "precomp.h"
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IMPLEMENT_SHIM_BEGIN(Summoner)
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#include "ShimHookMacro.h"
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#include "LegalStr.h"
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APIHOOK_ENUM_BEGIN
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APIHOOK_ENUM_ENTRY_DIRECTX_COMSERVER()
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APIHOOK_ENUM_END
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IMPLEMENT_DIRECTX_COMSERVER_HOOKS()
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/*++
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Change the driver name for GetDeviceIdentifier
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--*/
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HRESULT
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COMHOOK(IDirectDraw7, GetDeviceIdentifier)(
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PVOID pThis,
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LPDDDEVICEIDENTIFIER2 lpDeviceIdentifier,
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UINT dwFlags
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)
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{
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HRESULT hReturn;
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_pfn_IDirectDraw7_GetDeviceIdentifier pfnOld =
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ORIGINAL_COM(IDirectDraw7, GetDeviceIdentifier, pThis);
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if (SUCCEEDED(hReturn = (*pfnOld)(pThis, lpDeviceIdentifier, dwFlags))) {
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//
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// Check the driver name
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//
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if (_stricmp(lpDeviceIdentifier->szDriver, "3dfxvs.dll") == 0) {
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//
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// This app doesn't like 3dfx for some reason
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//
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strcpy(lpDeviceIdentifier->szDriver, "temp.dll");
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}
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}
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return hReturn;
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}
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/*++
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Register hooked functions
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--*/
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HOOK_BEGIN
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APIHOOK_ENTRY_DIRECTX_COMSERVER()
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COMHOOK_ENTRY(DirectDraw, IDirectDraw7, GetDeviceIdentifier, 27)
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HOOK_END
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IMPLEMENT_SHIM_END
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