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 #include "flag_mapping.h"
  27
  28 /*
  29 translated the ACB_CTRL Flags to UserFlags (userAccountControl)
  30 */
  31 /* mapping between ADS userAccountControl and SAMR acct_flags */
  32 static const struct {
  33         uint32_t uf;
  34         uint32_t acb;
  35 } acct_flags_map[] = {
  36         { UF_ACCOUNTDISABLE, ACB_DISABLED },
  37         { UF_HOMEDIR_REQUIRED, ACB_HOMDIRREQ },
  38         { UF_PASSWD_NOTREQD, ACB_PWNOTREQ },
  39         { UF_TEMP_DUPLICATE_ACCOUNT, ACB_TEMPDUP },
  40         { UF_NORMAL_ACCOUNT, ACB_NORMAL },
  41         { UF_MNS_LOGON_ACCOUNT, ACB_MNS },
  42         { UF_INTERDOMAIN_TRUST_ACCOUNT, ACB_DOMTRUST },
  43         { UF_WORKSTATION_TRUST_ACCOUNT, ACB_WSTRUST },
  44         { UF_SERVER_TRUST_ACCOUNT, ACB_SVRTRUST },
  45         { UF_DONT_EXPIRE_PASSWD, ACB_PWNOEXP },
  46         { UF_LOCKOUT, ACB_AUTOLOCK },
  47         { UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED, ACB_ENC_TXT_PWD_ALLOWED },
  48         { UF_SMARTCARD_REQUIRED, ACB_SMARTCARD_REQUIRED },
  49         { UF_TRUSTED_FOR_DELEGATION, ACB_TRUSTED_FOR_DELEGATION },
  50         { UF_NOT_DELEGATED, ACB_NOT_DELEGATED },
  51         { UF_USE_DES_KEY_ONLY, ACB_USE_DES_KEY_ONLY},
  52         { UF_DONT_REQUIRE_PREAUTH, ACB_DONT_REQUIRE_PREAUTH },
  53         { UF_PASSWORD_EXPIRED, ACB_PW_EXPIRED },
  54         { UF_NO_AUTH_DATA_REQUIRED, ACB_NO_AUTH_DATA_REQD },
  55         { UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION, ACB_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION },
  56         { UF_PARTIAL_SECRETS_ACCOUNT, ACB_PARTIAL_SECRETS_ACCOUNT },
  57         { UF_USE_AES_KEYS, ACB_USE_AES_KEYS }
  58 };
  59
  60 uint32_t ds_acb2uf(uint32_t acb)
  61 {
  62         unsigned int i;
  63         uint32_t ret = 0;
  64         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
  65                 if (acct_flags_map[i].acb & acb) {
  66                         ret |= acct_flags_map[i].uf;
  67                 }
  68         }
  69         return ret;
  70 }
  71
  72 /*
  73 translated the UserFlags (userAccountControl) to ACB_CTRL Flags
  74 */
  75 uint32_t ds_uf2acb(uint32_t uf)
  76 {
  77         unsigned int i;
  78         uint32_t ret = 0;
  79         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
  80                 if (acct_flags_map[i].uf & uf) {
  81                         ret |= acct_flags_map[i].acb;
  82                 }
  83         }
  84         return ret;
  85 }
  86
  87 /*
  88 get the accountType from the UserFlags
  89 */
  90 uint32_t ds_uf2atype(uint32_t uf)
  91 {
  92         uint32_t atype = 0x00000000;
  93
  94         if (uf & UF_NORMAL_ACCOUNT)                     atype = ATYPE_NORMAL_ACCOUNT;
  95         else if (uf & UF_TEMP_DUPLICATE_ACCOUNT)        atype = ATYPE_NORMAL_ACCOUNT;
  96         else if (uf & UF_SERVER_TRUST_ACCOUNT)          atype = ATYPE_WORKSTATION_TRUST;
  97         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT)     atype = ATYPE_WORKSTATION_TRUST;
  98         else if (uf & UF_INTERDOMAIN_TRUST_ACCOUNT)     atype = ATYPE_INTERDOMAIN_TRUST;
  99
 100         return atype;
 101 }
 102
 103 /*
 104 get the accountType from the groupType
 105 */
 106 uint32_t ds_gtype2atype(uint32_t gtype)
 107 {
 108         uint32_t atype = 0x00000000;
 109
 110         switch(gtype) {
 111                 case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP:
 112                         atype = ATYPE_SECURITY_LOCAL_GROUP;
 113                         break;
 114                 case GTYPE_SECURITY_GLOBAL_GROUP:
 115                         atype = ATYPE_SECURITY_GLOBAL_GROUP;
 116                         break;
 117                 case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP:
 118                         atype = ATYPE_SECURITY_LOCAL_GROUP;
 119                         break;
 120                 case GTYPE_SECURITY_UNIVERSAL_GROUP:
 121                         atype = ATYPE_SECURITY_UNIVERSAL_GROUP;
 122                         break;
 123
 124                 case GTYPE_DISTRIBUTION_GLOBAL_GROUP:
 125                         atype = ATYPE_DISTRIBUTION_GLOBAL_GROUP;
 126                         break;
 127                 case GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP:
 128                         atype = ATYPE_DISTRIBUTION_LOCAL_GROUP;
 129                         break;
 130                 case GTYPE_DISTRIBUTION_UNIVERSAL_GROUP:
 131                         atype = ATYPE_DISTRIBUTION_UNIVERSAL_GROUP;
 132                         break;
 133         }
 134
 135         return atype;
 136 }
 137
 138 /* turn a sAMAccountType into a SID_NAME_USE */
 139 enum lsa_SidType ds_atype_map(uint32_t atype)
 140 {
 141         switch (atype & 0xF0000000) {
 142         case ATYPE_GLOBAL_GROUP:
 143                 return SID_NAME_DOM_GRP;
 144         case ATYPE_SECURITY_LOCAL_GROUP:
 145                 return SID_NAME_ALIAS;
 146         case ATYPE_ACCOUNT:
 147                 return SID_NAME_USER;
 148         default:
 149                 DEBUG(1,("hmm, need to map account type 0x%x\n", atype));
 150         }
 151         return SID_NAME_UNKNOWN;
 152 }
 153
 154 /* get the default primary group RID for a given userAccountControl
 155  * (information according to MS-SAMR 3.1.1.8.1) */
 156 uint32_t ds_uf2prim_group_rid(uint32_t uf)
 157 {
 158         uint32_t prim_group_rid = DOMAIN_RID_USERS;
 159
 160         if ((uf & UF_PARTIAL_SECRETS_ACCOUNT)
 161          && (uf & UF_WORKSTATION_TRUST_ACCOUNT))    prim_group_rid = DOMAIN_RID_READONLY_DCS;
 162         else if (uf & UF_SERVER_TRUST_ACCOUNT)      prim_group_rid = DOMAIN_RID_DCS;
 163         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT) prim_group_rid = DOMAIN_RID_DOMAIN_MEMBERS;
 164
 165         return prim_group_rid;
 166 }
 167
 168 #define FLAG(x) { .name = #x, .uf = x }
 169 struct {
 170         const char *name;
 171         uint32_t uf;
 172 } user_account_control_name_map[] = {
 173         FLAG(UF_SCRIPT),
 174         FLAG(UF_ACCOUNTDISABLE),
 175         FLAG(UF_00000004),
 176         FLAG(UF_HOMEDIR_REQUIRED),
 177         FLAG(UF_LOCKOUT),
 178         FLAG(UF_PASSWD_NOTREQD),
 179         FLAG(UF_PASSWD_CANT_CHANGE),
 180         FLAG(UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED),
 181
 182         FLAG(UF_TEMP_DUPLICATE_ACCOUNT),
 183         FLAG(UF_NORMAL_ACCOUNT),
 184         FLAG(UF_00000400),
 185         FLAG(UF_INTERDOMAIN_TRUST_ACCOUNT),
 186
 187         FLAG(UF_WORKSTATION_TRUST_ACCOUNT),
 188         FLAG(UF_SERVER_TRUST_ACCOUNT),
 189         FLAG(UF_00004000),
 190         FLAG(UF_00008000),
 191
 192         FLAG(UF_DONT_EXPIRE_PASSWD),
 193         FLAG(UF_MNS_LOGON_ACCOUNT),
 194         FLAG(UF_SMARTCARD_REQUIRED),
 195         FLAG(UF_TRUSTED_FOR_DELEGATION),
 196
 197         FLAG(UF_NOT_DELEGATED),
 198         FLAG(UF_USE_DES_KEY_ONLY),
 199         FLAG(UF_DONT_REQUIRE_PREAUTH),
 200         FLAG(UF_PASSWORD_EXPIRED),
 201         FLAG(UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION),
 202         FLAG(UF_NO_AUTH_DATA_REQUIRED),
 203         FLAG(UF_PARTIAL_SECRETS_ACCOUNT),
 204         FLAG(UF_USE_AES_KEYS)
 205 };
 206
 207 const char *dsdb_user_account_control_flag_bit_to_string(uint32_t uf)
 208 {
 209         int i;
 210         for (i=0; i < ARRAY_SIZE(user_account_control_name_map); i++) {
 211                 if (uf == user_account_control_name_map[i].uf) {
 212                         return user_account_control_name_map[i].name;
 213                 }
 214         }
 215         return NULL;
 216 }