/*
* DPlayRelease
*
* Wrapper for DirectPlay Release API.
*/
HRESULT DPlayRelease(void)
{
HRESULT hr = E_FAIL;
if (glpDP)
{
// free session desc, if any
if (glpdpSD)
{
free(glpdpSD);
glpdpSD = NULL;
}
// free connection settings structure, if any (lobby stuff)
if (glpdplConnection)
{
free(glpdplConnection);
glpdplConnection = NULL;
}
// release dplay
hr = IDirectPlayX_Release(glpDP);
glpDP = NULL;
}
return hr;
}
// ////////////////////////////////////////////////////////////////////////
// Shutdown the DPLAY interface
HRESULT DestroyDirectPlayInterface(HWND hWnd, LPDIRECTPLAY4A lpDirectPlay4A)
{
HRESULT hr = DP_OK;
if (lpDirectPlay4A)
{
hr = IDirectPlayX_Release(glpDP);
}
return (hr);
}
/*
* DPlayCreate
*
* Wrapper for DirectPlay Create API.
* Retrieves a DirectPlay4/DirectPlay4A interface based on the UNICODE flag
*
*/
HRESULT DPlayCreate(LPVOID lpCon)
{
HRESULT hr=E_FAIL;
// release if already exists
if (glpDP) IDirectPlayX_Release(glpDP);
glpDP=NULL;
// create a DirectPlay4(A) interface
hr = CoCreateInstance(&CLSID_DirectPlay, NULL, CLSCTX_INPROC_SERVER,
#ifdef UNICODE
&IID_IDirectPlay4, (LPVOID *) &glpDP);
#else
&IID_IDirectPlay4A, (LPVOID *) &glpDP);
#endif
if (FAILED(hr))
return (hr);
#if 1
// initialize w/address
if (lpCon)
{
hr = IDirectPlayX_InitializeConnection(glpDP, lpCon, 0);
if (FAILED(hr))
goto FAILURE;
}
return hr;
FAILURE:
IDirectPlayX_Release(glpDP);
glpDP = NULL;
#endif
return hr;
}
//====================================================================================================
// DPlayRelease
//====================================================================================================
HRESULT DPlayRelease(void)
{
HRESULT hr = DP_OK;
if (g_lpDP)
{
IDirectPlayX_Close(g_lpDP );
hr = IDirectPlayX_Release(g_lpDP);
g_lpDP = NULL;
}
CoUninitialize();
return hr;
}
