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         { UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION, ACB_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION },
  55         { UF_PARTIAL_SECRETS_ACCOUNT, ACB_PARTIAL_SECRETS_ACCOUNT },
  56         { UF_USE_AES_KEYS, ACB_USE_AES_KEYS }
  57 };
  58
  59 uint32_t ds_acb2uf(uint32_t acb)
  60 {
  61         unsigned int i;
  62         uint32_t ret = 0;
  63         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
  64                 if (acct_flags_map[i].acb & acb) {
  65                         ret |= acct_flags_map[i].uf;
  66                 }
  67         }
  68         return ret;
  69 }
  70
  71 /*
  72 translated the UserFlags (userAccountControl) to ACB_CTRL Flags
  73 */
  74 uint32_t ds_uf2acb(uint32_t uf)
  75 {
  76         unsigned int i;
  77         uint32_t ret = 0;
  78         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
  79                 if (acct_flags_map[i].uf & uf) {
  80                         ret |= acct_flags_map[i].acb;
  81                 }
  82         }
  83         return ret;
  84 }
  85
  86 /*
  87 get the accountType from the UserFlags
  88 */
  89 uint32_t ds_uf2atype(uint32_t uf)
  90 {
  91         uint32_t atype = 0x00000000;
  92
  93         if (uf & UF_NORMAL_ACCOUNT)                     atype = ATYPE_NORMAL_ACCOUNT;
  94         else if (uf & UF_TEMP_DUPLICATE_ACCOUNT)        atype = ATYPE_NORMAL_ACCOUNT;
  95         else if (uf & UF_SERVER_TRUST_ACCOUNT)          atype = ATYPE_WORKSTATION_TRUST;
  96         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT)     atype = ATYPE_WORKSTATION_TRUST;
  97         else if (uf & UF_INTERDOMAIN_TRUST_ACCOUNT)     atype = ATYPE_INTERDOMAIN_TRUST;
  98
  99         return atype;
 100 }
 101
 102 /*
 103 get the accountType from the groupType
 104 */
 105 uint32_t ds_gtype2atype(uint32_t gtype)
 106 {
 107         uint32_t atype = 0x00000000;
 108
 109         switch(gtype) {
 110                 case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP:
 111                         atype = ATYPE_SECURITY_LOCAL_GROUP;
 112                         break;
 113                 case GTYPE_SECURITY_GLOBAL_GROUP:
 114                         atype = ATYPE_SECURITY_GLOBAL_GROUP;
 115                         break;
 116                 case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP:
 117                         atype = ATYPE_SECURITY_LOCAL_GROUP;
 118                         break;
 119                 case GTYPE_SECURITY_UNIVERSAL_GROUP:
 120                         atype = ATYPE_SECURITY_UNIVERSAL_GROUP;
 121                         break;
 122
 123                 case GTYPE_DISTRIBUTION_GLOBAL_GROUP:
 124                         atype = ATYPE_DISTRIBUTION_GLOBAL_GROUP;
 125                         break;
 126                 case GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP:
 127                         atype = ATYPE_DISTRIBUTION_LOCAL_GROUP;
 128                         break;
 129                 case GTYPE_DISTRIBUTION_UNIVERSAL_GROUP:
 130                         atype = ATYPE_DISTRIBUTION_UNIVERSAL_GROUP;
 131                         break;
 132         }
 133
 134         return atype;
 135 }
 136
 137 /* turn a sAMAccountType into a SID_NAME_USE */
 138 enum lsa_SidType ds_atype_map(uint32_t atype)
 139 {
 140         switch (atype & 0xF0000000) {
 141         case ATYPE_GLOBAL_GROUP:
 142                 return SID_NAME_DOM_GRP;
 143         case ATYPE_SECURITY_LOCAL_GROUP:
 144                 return SID_NAME_ALIAS;
 145         case ATYPE_ACCOUNT:
 146                 return SID_NAME_USER;
 147         default:
 148                 DEBUG(1,("hmm, need to map account type 0x%x\n", atype));
 149         }
 150         return SID_NAME_UNKNOWN;
 151 }
 152
 153 /* get the default primary group RID for a given userAccountControl
 154  * (informations according to MS-SAMR 3.1.1.8.1) */
 155 uint32_t ds_uf2prim_group_rid(uint32_t uf)
 156 {
 157         uint32_t prim_group_rid = DOMAIN_RID_USERS;
 158
 159         if ((uf & UF_PARTIAL_SECRETS_ACCOUNT)
 160          && (uf & UF_WORKSTATION_TRUST_ACCOUNT))    prim_group_rid = DOMAIN_RID_READONLY_DCS;
 161         else if (uf & UF_SERVER_TRUST_ACCOUNT)      prim_group_rid = DOMAIN_RID_DCS;
 162         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT) prim_group_rid = DOMAIN_RID_DOMAIN_MEMBERS;
 163
 164         return prim_group_rid;
 165 }