1 /*************************************************************************
2  *
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * Copyright 2000, 2010 Oracle and/or its affiliates.
6  *
7  * OpenOffice.org - a multi-platform office productivity suite
8  *
9  * This file is part of OpenOffice.org.
10  *
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12  * it under the terms of the GNU Lesser General Public License version 3
13  * only, as published by the Free Software Foundation.
14  *
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16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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18  * GNU Lesser General Public License version 3 for more details
19  * (a copy is included in the LICENSE file that accompanied this code).
20  *
21  * You should have received a copy of the GNU Lesser General Public License
22  * version 3 along with OpenOffice.org.  If not, see
23  * <http://www.openoffice.org/license.html>
24  * for a copy of the LGPLv3 License.
25  *
26  ************************************************************************/
27 
28 {
29 	HKEY	hkeyLogon;
30 	HKEY	hkeyWorkgroup;
31 	DWORD	dwResult = 0;
32 
33 
34 	if ( ERROR_SUCCESS  == RegOpenKeyEx(
35 		HKEY_LOCAL_MACHINE,
36 		TEXT("Network\\Logon"),
37 		0, KEY_READ, &hkeyLogon ) )
38 	{
39 		DWORD	dwLogon = 0;
40 		DWORD	dwLogonSize = sizeof(dwLogon);
41 		RegQueryValueEx( hkeyLogon, TEXT("LMLogon"), 0, NULL, (LPBYTE)&dwLogon, &dwLogonSize );
42 		RegCloseKey( hkeyLogon );
43 
44 		if ( dwLogon )
45 		{
46 			HKEY	hkeyNetworkProvider;
47 
48 			if ( ERROR_SUCCESS  == RegOpenKeyEx(
49 				HKEY_LOCAL_MACHINE,
50 				TEXT("SYSTEM\\CurrentControlSet\\Services\\MSNP32\\NetworkProvider"),
51 				0, KEY_READ, &hkeyNetworkProvider ) )
52 			{
53 				DWORD	dwBufferSize = nSize;
54 				LONG	lResult = RegQueryValueEx( hkeyNetworkProvider, TEXT("AuthenticatingAgent"), 0, NULL, (LPBYTE)lpBuffer, &dwBufferSize );
55 
56 				if ( ERROR_SUCCESS == lResult || ERROR_MORE_DATA == lResult )
57 					dwResult = dwBufferSize / sizeof(TCHAR);
58 
59 				RegCloseKey( hkeyNetworkProvider );
60 			}
61 		}
62 	}
63 	else if ( ERROR_SUCCESS == RegOpenKeyEx(
64 		HKEY_LOCAL_MACHINE,
65 		TEXT("SYSTEM\\CurrentControlSet\\Services\\VxD\\VNETSUP"),
66 		0, KEY_READ, &hkeyWorkgroup ) )
67 	{
68 		DWORD	dwBufferSize = nSize;
69 		LONG	lResult = RegQueryValueEx( hkeyWorkgroup, TEXT("Workgroup"), 0, NULL, (LPBYTE)lpBuffer, &dwBufferSize );
70 
71 		if ( ERROR_SUCCESS == lResult || ERROR_MORE_DATA == lResult )
72 			dwResult = dwBufferSize / sizeof(TCHAR);
73 
74 		RegCloseKey( hkeyWorkgroup );
75 	}
76 
77 
78 	return dwResult;
79 }
80