source3/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,
  39                 "Pre-Windows 2000 Compatible Access" },
  40         { BUILTIN_ALIAS_RID_REMOTE_DESKTOP_USERS,
  41                 "Remote Desktop Users" },
  42         { BUILTIN_ALIAS_RID_NETWORK_CONF_OPERATORS,
  43                 "Network Configuration Operators" },
  44         { BUILTIN_ALIAS_RID_INCOMING_FOREST_TRUST,
  45                 "Incoming Forest Trust Builders" },
  46         {  0, NULL}};
  47
  48 /*******************************************************************
  49  Look up a rid in the BUILTIN domain
  50  ********************************************************************/
  51 bool lookup_builtin_rid(TALLOC_CTX *mem_ctx, uint32 rid, const char **name)
  52 {
  53         const struct rid_name_map *aliases = builtin_aliases;
  54
  55         while (aliases->name != NULL) {
  56                 if (rid == aliases->rid) {
  57                         *name = talloc_strdup(mem_ctx, aliases->name);
  58                         return True;
  59                 }
  60                 aliases++;
  61         }
  62
  63         return False;
  64 }
  65
  66 /*******************************************************************
  67  Look up a name in the BUILTIN domain
  68  ********************************************************************/
  69 bool lookup_builtin_name(const char *name, uint32 *rid)
  70 {
  71         const struct rid_name_map *aliases = builtin_aliases;
  72
  73         while (aliases->name != NULL) {
  74                 if (strequal(name, aliases->name)) {
  75                         *rid = aliases->rid;
  76                         return True;
  77                 }
  78                 aliases++;
  79         }
  80
  81         return False;
  82 }
  83
  84 /*****************************************************************
  85  Return the name of the BUILTIN domain
  86 *****************************************************************/
  87
  88 const char *builtin_domain_name(void)
  89 {
  90         return "BUILTIN";
  91 }
  92
  93 /*****************************************************************
  94  Check if the SID is the builtin SID (S-1-5-32).
  95 *****************************************************************/
  96
  97 bool sid_check_is_builtin(const DOM_SID *sid)
  98 {
  99         return sid_equal(sid, &global_sid_Builtin);
 100 }
 101
 102 /*****************************************************************
 103  Check if the SID is one of the builtin SIDs (S-1-5-32-a).
 104 *****************************************************************/
 105
 106 bool sid_check_is_in_builtin(const DOM_SID *sid)
 107 {
 108         DOM_SID dom_sid;
 109         uint32 rid;
 110
 111         sid_copy(&dom_sid, sid);
 112         sid_split_rid(&dom_sid, &rid);
 113
 114         return sid_check_is_builtin(&dom_sid);
 115 }
 116