registry: check for existence of key in regdb_get_secdesc() before proceeding.
[kai/samba.git] / source3 / registry / reg_backend_prod_options.c
1 /*
2  *  Unix SMB/CIFS implementation.
3  *  Virtual Windows Registry Layer
4  *  Copyright (C) Gerald Carter     2002-2005
5  *  Copyright (C) Michael Adam      2008
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 3 of the License, or
10  *  (at your option) any later version.
11  *
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *  GNU General Public License for more details.
16  *
17  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
19  */
20
21 /*
22  * Product options registry backend.
23  *
24  * This replaces the former dynamic product options overlay.
25  */
26
27 #include "includes.h"
28
29 #undef DBGC_CLASS
30 #define DBGC_CLASS DBGC_REGISTRY
31
32 extern REGISTRY_OPS regdb_ops;
33
34 static int prod_options_fetch_values(const char *key, REGVAL_CTR *regvals)
35 {
36         const char *value_ascii = "";
37         fstring value;
38         int value_length;
39
40         switch (lp_server_role()) {
41                 case ROLE_DOMAIN_PDC:
42                 case ROLE_DOMAIN_BDC:
43                         value_ascii = "LanmanNT";
44                         break;
45                 case ROLE_STANDALONE:
46                         value_ascii = "ServerNT";
47                         break;
48                 case ROLE_DOMAIN_MEMBER:
49                         value_ascii = "WinNT";
50                         break;
51         }
52
53         value_length = push_ucs2(value, value, value_ascii, sizeof(value),
54                                  STR_TERMINATE|STR_NOALIGN );
55         regval_ctr_addvalue(regvals, "ProductType", REG_SZ, value,
56                             value_length);
57
58         return regval_ctr_numvals( regvals );
59 }
60
61 static int prod_options_fetch_subkeys(const char *key,
62                                       REGSUBKEY_CTR *subkey_ctr)
63 {
64         return regdb_ops.fetch_subkeys(key, subkey_ctr);
65 }
66
67 REGISTRY_OPS prod_options_reg_ops = {
68         .fetch_values = prod_options_fetch_values,
69         .fetch_subkeys = prod_options_fetch_subkeys,
70 };