r23784: use the GPLv3 boilerplate as recommended by the FSF and the license text
[tprouty/samba.git] / source / passdb / util_builtin.c
1 /* 
2    Unix SMB/CIFS implementation.
3    Translate BUILTIN names to SIDs and vice versa
4    Copyright (C) Volker Lendecke 2005
5       
6    This program is free software; you can redistribute it and/or modify
7    it under the terms of the GNU General Public License as published by
8    the Free Software Foundation; either version 3 of the License, or
9    (at your option) any later version.
10    
11    This program is distributed in the hope that it will be useful,
12    but WITHOUT ANY WARRANTY; without even the implied warranty of
13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14    GNU General Public License for more details.
15    
16    You should have received a copy of the GNU General Public License
17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "includes.h"
21
22 struct rid_name_map {
23         uint32 rid;
24         const char *name;
25 };
26
27 static const struct rid_name_map builtin_aliases[] = {
28         { BUILTIN_ALIAS_RID_ADMINS,             "Administrators" },
29         { BUILTIN_ALIAS_RID_USERS,              "Users" },
30         { BUILTIN_ALIAS_RID_GUESTS,             "Guests" },
31         { BUILTIN_ALIAS_RID_POWER_USERS,        "Power Users" },
32         { BUILTIN_ALIAS_RID_ACCOUNT_OPS,        "Account Operators" },
33         { BUILTIN_ALIAS_RID_SYSTEM_OPS,         "Server Operators" },
34         { BUILTIN_ALIAS_RID_PRINT_OPS,          "Print Operators" },
35         { BUILTIN_ALIAS_RID_BACKUP_OPS,         "Backup Operators" },
36         { BUILTIN_ALIAS_RID_REPLICATOR,         "Replicator" },
37         { BUILTIN_ALIAS_RID_RAS_SERVERS,        "RAS Servers" },
38         { BUILTIN_ALIAS_RID_PRE_2K_ACCESS,      "Pre-Windows 2000 Compatible Access" },
39         {  0, NULL}};
40
41 /*******************************************************************
42  Look up a rid in the BUILTIN domain
43  ********************************************************************/
44 BOOL lookup_builtin_rid(TALLOC_CTX *mem_ctx, uint32 rid, const char **name)
45 {
46         const struct rid_name_map *aliases = builtin_aliases;
47
48         while (aliases->name != NULL) {
49                 if (rid == aliases->rid) {
50                         *name = talloc_strdup(mem_ctx, aliases->name);
51                         return True;
52                 }
53                 aliases++;
54         }
55
56         return False;
57 }
58
59 /*******************************************************************
60  Look up a name in the BUILTIN domain
61  ********************************************************************/
62 BOOL lookup_builtin_name(const char *name, uint32 *rid)
63 {
64         const struct rid_name_map *aliases = builtin_aliases;
65
66         while (aliases->name != NULL) {
67                 if (strequal(name, aliases->name)) {
68                         *rid = aliases->rid;
69                         return True;
70                 }
71                 aliases++;
72         }
73
74         return False;
75 }
76
77 /*****************************************************************
78  Return the name of the BUILTIN domain
79 *****************************************************************/  
80
81 const char *builtin_domain_name(void)
82 {
83         return "BUILTIN";
84 }
85
86 /*****************************************************************
87  Check if the SID is the builtin SID (S-1-5-32).
88 *****************************************************************/  
89
90 BOOL sid_check_is_builtin(const DOM_SID *sid)
91 {
92         return sid_equal(sid, &global_sid_Builtin);
93 }
94
95 /*****************************************************************
96  Check if the SID is one of the builtin SIDs (S-1-5-32-a).
97 *****************************************************************/  
98
99 BOOL sid_check_is_in_builtin(const DOM_SID *sid)
100 {
101         DOM_SID dom_sid;
102         uint32 rid;
103
104         sid_copy(&dom_sid, sid);
105         sid_split_rid(&dom_sid, &rid);
106         
107         return sid_check_is_builtin(&dom_sid);
108 }
109