libds/common/flag_mapping.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    helper mapping functions for the UF and ACB flags
   4
   5    Copyright (C) Stefan (metze) Metzmacher 2002
   6    Copyright (C) Andrew Tridgell 2004
   7    Copyright (C) Matthias Dieter Wallnöfer 2010
   8
   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.
  13
  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.
  18
  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/>.
  21 */
  22
  23 #include "includes.h"
  24 #include "librpc/gen_ndr/samr.h"
  25 #include "../libds/common/flags.h"
  26
  27 /*
  28 translated the ACB_CTRL Flags to UserFlags (userAccountControl)
  29 */
  30 /* mapping between ADS userAccountControl and SAMR acct_flags */
  31 static const struct {
  32         uint32_t uf;
  33         uint32_t acb;
  34 } acct_flags_map[] = {
  35         { UF_ACCOUNTDISABLE, ACB_DISABLED },
  36         { UF_HOMEDIR_REQUIRED, ACB_HOMDIRREQ },
  37         { UF_PASSWD_NOTREQD, ACB_PWNOTREQ },
  38         { UF_TEMP_DUPLICATE_ACCOUNT, ACB_TEMPDUP },
  39         { UF_NORMAL_ACCOUNT, ACB_NORMAL },
  40         { UF_MNS_LOGON_ACCOUNT, ACB_MNS },
  41         { UF_INTERDOMAIN_TRUST_ACCOUNT, ACB_DOMTRUST },
  42         { UF_WORKSTATION_TRUST_ACCOUNT, ACB_WSTRUST },
  43         { UF_SERVER_TRUST_ACCOUNT, ACB_SVRTRUST },
  44         { UF_DONT_EXPIRE_PASSWD, ACB_PWNOEXP },
  45         { UF_LOCKOUT, ACB_AUTOLOCK },
  46         { UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED, ACB_ENC_TXT_PWD_ALLOWED },
  47         { UF_SMARTCARD_REQUIRED, ACB_SMARTCARD_REQUIRED },
  48         { UF_TRUSTED_FOR_DELEGATION, ACB_TRUSTED_FOR_DELEGATION },
  49         { UF_NOT_DELEGATED, ACB_NOT_DELEGATED },
  50         { UF_USE_DES_KEY_ONLY, ACB_USE_DES_KEY_ONLY},
  51         { UF_DONT_REQUIRE_PREAUTH, ACB_DONT_REQUIRE_PREAUTH },
  52         { UF_PASSWORD_EXPIRED, ACB_PW_EXPIRED },
  53         { UF_NO_AUTH_DATA_REQUIRED, ACB_NO_AUTH_DATA_REQD }
  54 };
  55
  56 uint32_t ds_acb2uf(uint32_t acb)
  57 {
  58         unsigned int i;
  59         uint32_t ret = 0;
  60         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
  61                 if (acct_flags_map[i].acb & acb) {
  62                         ret |= acct_flags_map[i].uf;
  63                 }
  64         }
  65         return ret;
  66 }
  67
  68 /*
  69 translated the UserFlags (userAccountControl) to ACB_CTRL Flags
  70 */
  71 uint32_t ds_uf2acb(uint32_t uf)
  72 {
  73         unsigned int i;
  74         uint32_t ret = 0;
  75         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
  76                 if (acct_flags_map[i].uf & uf) {
  77                         ret |= acct_flags_map[i].acb;
  78                 }
  79         }
  80         return ret;
  81 }
  82
  83 /*
  84 get the accountType from the UserFlags
  85 */
  86 uint32_t ds_uf2atype(uint32_t uf)
  87 {
  88         uint32_t atype = 0x00000000;
  89
  90         if (uf & UF_NORMAL_ACCOUNT)                     atype = ATYPE_NORMAL_ACCOUNT;
  91         else if (uf & UF_TEMP_DUPLICATE_ACCOUNT)        atype = ATYPE_NORMAL_ACCOUNT;
  92         else if (uf & UF_SERVER_TRUST_ACCOUNT)          atype = ATYPE_WORKSTATION_TRUST;
  93         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT)     atype = ATYPE_WORKSTATION_TRUST;
  94         else if (uf & UF_INTERDOMAIN_TRUST_ACCOUNT)     atype = ATYPE_INTERDOMAIN_TRUST;
  95
  96         return atype;
  97 }
  98
  99 /*
 100 get the accountType from the groupType
 101 */
 102 uint32_t ds_gtype2atype(uint32_t gtype)
 103 {
 104         uint32_t atype = 0x00000000;
 105
 106         switch(gtype) {
 107                 case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP:
 108                         atype = ATYPE_SECURITY_LOCAL_GROUP;
 109                         break;
 110                 case GTYPE_SECURITY_GLOBAL_GROUP:
 111                         atype = ATYPE_SECURITY_GLOBAL_GROUP;
 112                         break;
 113                 case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP:
 114                         atype = ATYPE_SECURITY_LOCAL_GROUP;
 115                         break;
 116                 case GTYPE_SECURITY_UNIVERSAL_GROUP:
 117                         atype = ATYPE_SECURITY_UNIVERSAL_GROUP;
 118                         break;
 119
 120                 case GTYPE_DISTRIBUTION_GLOBAL_GROUP:
 121                         atype = ATYPE_DISTRIBUTION_GLOBAL_GROUP;
 122                         break;
 123                 case GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP:
 124                         atype = ATYPE_DISTRIBUTION_LOCAL_GROUP;
 125                         break;
 126                 case GTYPE_DISTRIBUTION_UNIVERSAL_GROUP:
 127                         atype = ATYPE_DISTRIBUTION_UNIVERSAL_GROUP;
 128                         break;
 129         }
 130
 131         return atype;
 132 }
 133
 134 /* turn a sAMAccountType into a SID_NAME_USE */
 135 enum lsa_SidType ds_atype_map(uint32_t atype)
 136 {
 137         switch (atype & 0xF0000000) {
 138         case ATYPE_GLOBAL_GROUP:
 139                 return SID_NAME_DOM_GRP;
 140         case ATYPE_SECURITY_LOCAL_GROUP:
 141                 return SID_NAME_ALIAS;
 142         case ATYPE_ACCOUNT:
 143                 return SID_NAME_USER;
 144         default:
 145                 DEBUG(1,("hmm, need to map account type 0x%x\n", atype));
 146         }
 147         return SID_NAME_UNKNOWN;
 148 }
 149
 150 /* get the default primary group RID for a given userAccountControl
 151  * (informations according to MS-SAMR 3.1.1.8.1) */
 152 uint32_t ds_uf2prim_group_rid(uint32_t uf)
 153 {
 154         uint32_t prim_group_rid = DOMAIN_RID_USERS;
 155
 156         if (uf & UF_SERVER_TRUST_ACCOUNT)           prim_group_rid = DOMAIN_RID_DCS;
 157         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT) prim_group_rid = DOMAIN_RID_DOMAIN_MEMBERS;
 158
 159         return prim_group_rid;
 160 }