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 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
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 * <http://www.openoffice.org/license.html>
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_extensions.hxx"
#if defined _MSC_VER && ( _MSC_VER >= 1200 )
#define _WIN32_WINNT  0x0400
#endif

#include "ole2uno.hxx"

#include <tools/presys.h>
#include <tools/postsys.h>

#include <vos/thread.hxx>

using namespace vos;
using namespace std;

namespace ole_adapter
{
// CoInitializeEx *
typedef DECLSPEC_IMPORT HRESULT (STDAPICALLTYPE *ptrCoInitEx)( LPVOID, DWORD);
// CoInitialize *
typedef DECLSPEC_IMPORT HRESULT (STDAPICALLTYPE *ptrCoInit)( LPVOID);

void o2u_attachCurrentThread()
{
    static OThreadData oleThreadData;

    if ((sal_Bool)(sal_IntPtr)oleThreadData.getData() != sal_True)
    {
        HINSTANCE inst= LoadLibrary( _T("ole32.dll"));
        if( inst )
        {
            HRESULT hr;
            // Try DCOM
            ptrCoInitEx initFuncEx= (ptrCoInitEx)GetProcAddress( inst, _T("CoInitializeEx"));
            if( initFuncEx)
                hr= initFuncEx( NULL, COINIT_MULTITHREADED);
            // No DCOM, try COM
            else
            {
                ptrCoInit initFunc= (ptrCoInit)GetProcAddress( inst,_T("CoInitialize"));
                if( initFunc)
                    hr= initFunc( NULL);
            }
        }
        oleThreadData.setData((void*)sal_True);
    }
}

} // end namespace