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, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #include "includes.h"
  22
  23 struct rid_name_map {
  24         uint32 rid;
  25         const char *name;
  26 };
  27
  28 static const struct rid_name_map builtin_aliases[] = {
  29         { BUILTIN_ALIAS_RID_ADMINS,             "Administrators" },
  30         { BUILTIN_ALIAS_RID_USERS,              "Users" },
  31         { BUILTIN_ALIAS_RID_GUESTS,             "Guests" },
  32         { BUILTIN_ALIAS_RID_POWER_USERS,        "Power Users" },
  33         { BUILTIN_ALIAS_RID_ACCOUNT_OPS,        "Account Operators" },
  34         { BUILTIN_ALIAS_RID_SYSTEM_OPS,         "Server Operators" },
  35         { BUILTIN_ALIAS_RID_PRINT_OPS,          "Print Operators" },
  36         { BUILTIN_ALIAS_RID_BACKUP_OPS,         "Backup Operators" },
  37         { BUILTIN_ALIAS_RID_REPLICATOR,         "Replicator" },
  38         { BUILTIN_ALIAS_RID_RAS_SERVERS,        "RAS Servers" },
  39         { BUILTIN_ALIAS_RID_PRE_2K_ACCESS,      "Pre-Windows 2000 Compatible Access" },
  40         {  0, NULL}};
  41
  42 /*******************************************************************
  43  Look up a rid in the BUILTIN domain
  44  ********************************************************************/
  45 BOOL lookup_builtin_rid(TALLOC_CTX *mem_ctx, uint32 rid, const char **name)
  46 {
  47         const struct rid_name_map *aliases = builtin_aliases;
  48
  49         while (aliases->name != NULL) {
  50                 if (rid == aliases->rid) {
  51                         *name = talloc_strdup(mem_ctx, aliases->name);
  52                         return True;
  53                 }
  54                 aliases++;
  55         }
  56
  57         return False;
  58 }
  59
  60 /*******************************************************************
  61  Look up a name in the BUILTIN domain
  62  ********************************************************************/
  63 BOOL lookup_builtin_name(const char *name, uint32 *rid)
  64 {
  65         const struct rid_name_map *aliases = builtin_aliases;
  66
  67         while (aliases->name != NULL) {
  68                 if (strequal(name, aliases->name)) {
  69                         *rid = aliases->rid;
  70                         return True;
  71                 }
  72                 aliases++;
  73         }
  74
  75         return False;
  76 }
  77
  78 /*****************************************************************
  79  Return the name of the BUILTIN domain
  80 *****************************************************************/
  81
  82 const char *builtin_domain_name(void)
  83 {
  84         return "BUILTIN";
  85 }
  86
  87 /*****************************************************************
  88  Check if the SID is the builtin SID (S-1-5-32).
  89 *****************************************************************/
  90
  91 BOOL sid_check_is_builtin(const DOM_SID *sid)
  92 {
  93         return sid_equal(sid, &global_sid_Builtin);
  94 }
  95
  96 /*****************************************************************
  97  Check if the SID is one of the builtin SIDs (S-1-5-32-a).
  98 *****************************************************************/
  99
 100 BOOL sid_check_is_in_builtin(const DOM_SID *sid)
 101 {
 102         DOM_SID dom_sid;
 103         uint32 rid;
 104
 105         sid_copy(&dom_sid, sid);
 106         sid_split_rid(&dom_sid, &rid);
 107
 108         return sid_check_is_builtin(&dom_sid);
 109 }
 110