2 Unix SMB/CIFS implementation.
3 Samba utility functions
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Luke Kenneth Caseson Leighton 1998-1999
6 Copyright (C) Jeremy Allison 1999
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 extern pstring global_myname;
26 extern fstring global_myworkgroup;
28 #define MAX_SID_NAMES 7
30 typedef struct _known_sid_users {
32 enum SID_NAME_USE sid_name_use;
33 char *known_user_name;
36 static struct sid_name_map_info
40 known_sid_users *known_users;
41 } sid_name_map[MAX_SID_NAMES];
43 extern DOM_SID global_sid_Builtin; /* Local well-known domain */
44 extern DOM_SID global_sid_World_Domain; /* Everyone domain */
45 extern DOM_SID global_sid_Creator_Owner_Domain; /* Creator Owner domain */
46 extern DOM_SID global_sid_NT_Authority; /* NT Authority */
49 static BOOL sid_name_map_initialized = False;
50 /* static known_sid_users no_users[] = {{0, 0, NULL}}; */
52 static known_sid_users everyone_users[] = {
53 { 0, SID_NAME_WKN_GRP, "Everyone" },
54 {0, (enum SID_NAME_USE)0, NULL}};
56 static known_sid_users creator_owner_users[] = {
57 { 0, SID_NAME_ALIAS, "Creator Owner" },
58 {0, (enum SID_NAME_USE)0, NULL}};
60 static known_sid_users nt_authority_users[] = {
61 { 1, SID_NAME_ALIAS, "Dialup" },
62 { 2, SID_NAME_ALIAS, "Network"},
63 { 3, SID_NAME_ALIAS, "Batch"},
64 { 4, SID_NAME_ALIAS, "Interactive"},
65 { 6, SID_NAME_ALIAS, "Service"},
66 { 7, SID_NAME_ALIAS, "AnonymousLogon"},
67 { 8, SID_NAME_ALIAS, "Proxy"},
68 { 9, SID_NAME_ALIAS, "ServerLogon"},
69 { 11, SID_NAME_ALIAS, "Authenticated Users"},
70 { 18, SID_NAME_ALIAS, "SYSTEM"},
71 { 0, (enum SID_NAME_USE)0, NULL}};
73 static known_sid_users builtin_groups[] = {
74 { BUILTIN_ALIAS_RID_ADMINS, SID_NAME_ALIAS, "Administrators" },
75 { BUILTIN_ALIAS_RID_USERS, SID_NAME_ALIAS, "Users" },
76 { BUILTIN_ALIAS_RID_GUESTS, SID_NAME_ALIAS, "Guests" },
77 { BUILTIN_ALIAS_RID_ACCOUNT_OPS, SID_NAME_ALIAS, "Account Operators" },
78 { BUILTIN_ALIAS_RID_SYSTEM_OPS, SID_NAME_ALIAS, "Server Operators" },
79 { BUILTIN_ALIAS_RID_PRINT_OPS, SID_NAME_ALIAS, "Print Operators" },
80 { BUILTIN_ALIAS_RID_BACKUP_OPS, SID_NAME_ALIAS, "Backup Operators" },
81 { 0, (enum SID_NAME_USE)0, NULL}};
85 /**************************************************************************
87 *************************************************************************/
88 static void init_sid_name_map (void)
92 if (sid_name_map_initialized) return;
94 generate_wellknown_sids();
96 if ((lp_security() == SEC_USER) && lp_domain_logons()) {
97 sid_name_map[i].sid = get_global_sam_sid();
98 sid_name_map[i].name = global_myworkgroup;
99 sid_name_map[i].known_users = NULL;
101 sid_name_map[i].sid = get_global_sam_sid();
102 sid_name_map[i].name = global_myname;
103 sid_name_map[i].known_users = NULL;
107 sid_name_map[i].sid = get_global_sam_sid();
108 sid_name_map[i].name = global_myname;
109 sid_name_map[i].known_users = NULL;
113 sid_name_map[i].sid = &global_sid_Builtin;
114 sid_name_map[i].name = "BUILTIN";
115 sid_name_map[i].known_users = &builtin_groups[0];
118 sid_name_map[i].sid = &global_sid_World_Domain;
119 sid_name_map[i].name = "";
120 sid_name_map[i].known_users = &everyone_users[0];
123 sid_name_map[i].sid = &global_sid_Creator_Owner_Domain;
124 sid_name_map[i].name = "";
125 sid_name_map[i].known_users = &creator_owner_users[0];
128 sid_name_map[i].sid = &global_sid_NT_Authority;
129 sid_name_map[i].name = "NT Authority";
130 sid_name_map[i].known_users = &nt_authority_users[0];
135 sid_name_map[i].sid = NULL;
136 sid_name_map[i].name = NULL;
137 sid_name_map[i].known_users = NULL;
139 sid_name_map_initialized = True;
145 /**************************************************************************
146 Turns a domain SID into a name, returned in the nt_domain argument.
147 ***************************************************************************/
149 BOOL map_domain_sid_to_name(DOM_SID *sid, fstring nt_domain)
154 sid_to_string(sid_str, sid);
156 if (!sid_name_map_initialized)
159 DEBUG(5,("map_domain_sid_to_name: %s\n", sid_str));
161 if (nt_domain == NULL)
164 while (sid_name_map[i].sid != NULL) {
165 sid_to_string(sid_str, sid_name_map[i].sid);
166 DEBUG(5,("map_domain_sid_to_name: compare: %s\n", sid_str));
167 if (sid_equal(sid_name_map[i].sid, sid)) {
168 fstrcpy(nt_domain, sid_name_map[i].name);
169 DEBUG(5,("map_domain_sid_to_name: found '%s'\n", nt_domain));
175 DEBUG(5,("map_domain_sid_to_name: mapping for %s not found\n", sid_str));
180 /**************************************************************************
181 Looks up a known username from one of the known domains.
182 ***************************************************************************/
184 BOOL lookup_known_rid(DOM_SID *sid, uint32 rid, char *name, enum SID_NAME_USE *psid_name_use)
187 struct sid_name_map_info *psnm;
189 if (!sid_name_map_initialized)
192 for(i = 0; sid_name_map[i].sid != NULL; i++) {
193 psnm = &sid_name_map[i];
194 if(sid_equal(psnm->sid, sid)) {
196 for(j = 0; psnm->known_users && psnm->known_users[j].known_user_name != NULL; j++) {
197 if(rid == psnm->known_users[j].rid) {
198 DEBUG(5,("lookup_builtin_rid: rid = %u, domain = '%s', user = '%s'\n",
199 (unsigned int)rid, psnm->name, psnm->known_users[j].known_user_name ));
200 fstrcpy( name, psnm->known_users[j].known_user_name);
201 *psid_name_use = psnm->known_users[j].sid_name_use;
211 /**************************************************************************
212 Turns a domain name into a SID.
213 *** side-effect: if the domain name is NULL, it is set to our domain ***
214 ***************************************************************************/
216 BOOL map_domain_name_to_sid(DOM_SID *sid, char *nt_domain)
220 if (nt_domain == NULL) {
221 DEBUG(5,("map_domain_name_to_sid: mapping NULL domain to our SID.\n"));
222 sid_copy(sid, get_global_sam_sid());
226 if (nt_domain[0] == 0) {
227 fstrcpy(nt_domain, global_myname);
228 DEBUG(5,("map_domain_name_to_sid: overriding blank name to %s\n", nt_domain));
229 sid_copy(sid, get_global_sam_sid());
233 DEBUG(5,("map_domain_name_to_sid: %s\n", nt_domain));
235 if (!sid_name_map_initialized)
238 while (sid_name_map[i].name != NULL) {
239 DEBUG(5,("map_domain_name_to_sid: compare: %s\n", sid_name_map[i].name));
240 if (strequal(sid_name_map[i].name, nt_domain)) {
242 sid_copy(sid, sid_name_map[i].sid);
243 sid_to_string(sid_str, sid_name_map[i].sid);
244 DEBUG(5,("map_domain_name_to_sid: found %s\n", sid_str));
250 DEBUG(0,("map_domain_name_to_sid: mapping to %s not found.\n", nt_domain));
254 /*****************************************************************
255 Check if the SID is our domain SID (S-1-5-21-x-y-z).
256 *****************************************************************/
257 BOOL sid_check_is_domain(const DOM_SID *sid)
259 return sid_equal(sid, get_global_sam_sid());
262 /*****************************************************************
263 Check if the SID is our domain SID (S-1-5-21-x-y-z).
264 *****************************************************************/
265 BOOL sid_check_is_in_our_domain(const DOM_SID *sid)
270 sid_copy(&dom_sid, sid);
271 sid_split_rid(&dom_sid, &rid);
273 return sid_equal(&dom_sid, get_global_sam_sid());