/*************************************************************************
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: GetUserDomain_WINDOWS.cpp,v $
 * $Revision: 1.5 $
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{
    HKEY	hkeyLogon;
    HKEY	hkeyWorkgroup;
    DWORD	dwResult = 0;


    if ( ERROR_SUCCESS  == RegOpenKeyEx( 
        HKEY_LOCAL_MACHINE, 
        TEXT("Network\\Logon"), 
        0, KEY_READ, &hkeyLogon ) ) 
    {
        DWORD	dwLogon = 0;
        DWORD	dwLogonSize = sizeof(dwLogon);
        RegQueryValueEx( hkeyLogon, TEXT("LMLogon"), 0, NULL, (LPBYTE)&dwLogon, &dwLogonSize );
        RegCloseKey( hkeyLogon );

        if ( dwLogon )
        {
            HKEY	hkeyNetworkProvider;

            if ( ERROR_SUCCESS  == RegOpenKeyEx( 
                HKEY_LOCAL_MACHINE, 
                TEXT("SYSTEM\\CurrentControlSet\\Services\\MSNP32\\NetworkProvider"), 
                0, KEY_READ, &hkeyNetworkProvider ) )
            {
                DWORD	dwBufferSize = nSize;
                LONG	lResult = RegQueryValueEx( hkeyNetworkProvider, TEXT("AuthenticatingAgent"), 0, NULL, (LPBYTE)lpBuffer, &dwBufferSize );

                if ( ERROR_SUCCESS == lResult || ERROR_MORE_DATA == lResult )
                    dwResult = dwBufferSize / sizeof(TCHAR);

                RegCloseKey( hkeyNetworkProvider );
            }
        }
    }
    else if ( ERROR_SUCCESS == RegOpenKeyEx(
        HKEY_LOCAL_MACHINE,
        TEXT("SYSTEM\\CurrentControlSet\\Services\\VxD\\VNETSUP"),
        0, KEY_READ, &hkeyWorkgroup ) )
    {
        DWORD	dwBufferSize = nSize;
        LONG	lResult = RegQueryValueEx( hkeyWorkgroup, TEXT("Workgroup"), 0, NULL, (LPBYTE)lpBuffer, &dwBufferSize );

        if ( ERROR_SUCCESS == lResult || ERROR_MORE_DATA == lResult )
            dwResult = dwBufferSize / sizeof(TCHAR);

        RegCloseKey( hkeyWorkgroup );
    }


    return dwResult;
}