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