2 Unix SMB/CIFS implementation.
3 Lookup routines for well-known SIDs
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Luke Kenneth Caseson Leighton 1998-1999
6 Copyright (C) Jeremy Allison 1999
7 Copyright (C) Volker Lendecke 2005
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include "../libcli/security/security.h"
32 struct sid_name_map_info
34 const struct dom_sid *sid;
36 const struct rid_name_map *known_users;
39 static const struct rid_name_map everyone_users[] = {
43 static const struct rid_name_map creator_owner_users[] = {
44 { 0, "Creator Owner" },
45 { 1, "Creator Group" },
48 static const struct rid_name_map nt_authority_users[] = {
54 { 7, "AnonymousLogon"},
55 { 7, "Anonymous Logon"},
59 { 11, "Authenticated Users"},
61 { 13, "Terminal Server User"},
62 { 14, "Remote Interactive Logon"},
63 { 15, "This Organization"},
65 { 19, "Local Service"},
66 { 20, "Network Service"},
69 static struct sid_name_map_info special_domains[] = {
70 { &global_sid_World_Domain, "", everyone_users },
71 { &global_sid_Creator_Owner_Domain, "", creator_owner_users },
72 { &global_sid_NT_Authority, "NT Authority", nt_authority_users },
73 { NULL, NULL, NULL }};
75 bool sid_check_is_wellknown_domain(const struct dom_sid *sid, const char **name)
79 for (i=0; special_domains[i].sid != NULL; i++) {
80 if (dom_sid_equal(sid, special_domains[i].sid)) {
82 *name = special_domains[i].name;
90 bool sid_check_is_in_wellknown_domain(const struct dom_sid *sid)
92 struct dom_sid dom_sid;
94 sid_copy(&dom_sid, sid);
95 sid_split_rid(&dom_sid, NULL);
97 return sid_check_is_wellknown_domain(&dom_sid, NULL);
100 /**************************************************************************
101 Looks up a known username from one of the known domains.
102 ***************************************************************************/
104 bool lookup_wellknown_sid(TALLOC_CTX *mem_ctx, const struct dom_sid *sid,
105 const char **domain, const char **name)
108 struct dom_sid dom_sid;
110 const struct rid_name_map *users = NULL;
112 sid_copy(&dom_sid, sid);
113 if (!sid_split_rid(&dom_sid, &rid)) {
114 DEBUG(2, ("Could not split rid from SID\n"));
118 for (i=0; special_domains[i].sid != NULL; i++) {
119 if (dom_sid_equal(&dom_sid, special_domains[i].sid)) {
120 *domain = talloc_strdup(mem_ctx,
121 special_domains[i].name);
122 users = special_domains[i].known_users;
128 DEBUG(10, ("SID %s is no special sid\n", sid_string_dbg(sid)));
132 for (i=0; users[i].name != NULL; i++) {
133 if (rid == users[i].rid) {
134 *name = talloc_strdup(mem_ctx, users[i].name);
139 DEBUG(10, ("RID of special SID %s not found\n", sid_string_dbg(sid)));
144 /**************************************************************************
145 Try and map a name to one of the well known SIDs.
146 ***************************************************************************/
148 bool lookup_wellknown_name(TALLOC_CTX *mem_ctx, const char *name,
149 struct dom_sid *sid, const char **domain)
153 DEBUG(10,("map_name_to_wellknown_sid: looking up %s\n", name));
155 for (i=0; special_domains[i].sid != NULL; i++) {
156 const struct rid_name_map *users =
157 special_domains[i].known_users;
162 for (j=0; users[j].name != NULL; j++) {
163 if ( strequal(users[j].name, name) ) {
164 sid_compose(sid, special_domains[i].sid,
166 *domain = talloc_strdup(
167 mem_ctx, special_domains[i].name);