source/include/ads.h

   1 /*
   2   header for ads (active directory) library routines
   3
   4   basically this is a wrapper around ldap
   5 */
   6
   7 typedef struct {
   8         void *ld; /* the active ldap structure */
   9         struct in_addr ldap_ip; /* the ip of the active connection, if any */
  10         time_t last_attempt; /* last attempt to reconnect */
  11         int ldap_port;
  12
  13         int is_mine;    /* do I own this structure's memory? */
  14
  15         /* info needed to find the server */
  16         struct {
  17                 char *realm;
  18                 char *workgroup;
  19                 char *ldap_server;
  20                 char *ldap_uri;
  21                 int foreign; /* set to 1 if connecting to a foreign realm */
  22         } server;
  23
  24         /* info needed to authenticate */
  25         struct {
  26                 char *realm;
  27                 char *password;
  28                 char *user_name;
  29                 char *kdc_server;
  30                 unsigned flags;
  31                 int time_offset;
  32                 time_t expire;
  33                 time_t renewable;
  34         } auth;
  35
  36         /* info derived from the servers config */
  37         struct {
  38                 char *realm;
  39                 char *bind_path;
  40                 char *schema_path;
  41                 char *ldap_server_name;
  42                 time_t current_time;
  43         } config;
  44
  45         /* info derived from the servers schema */
  46         struct {
  47                 char *sfu_homedir_attr;
  48                 char *sfu_shell_attr;
  49                 char *sfu_uidnumber_attr;
  50                 char *sfu_gidnumber_attr;
  51                 char *sfu_gecos_attr;
  52         } schema;
  53
  54 } ADS_STRUCT;
  55
  56 /* there are 5 possible types of errors the ads subsystem can produce */
  57 enum ads_error_type {ENUM_ADS_ERROR_KRB5, ENUM_ADS_ERROR_GSS,
  58                      ENUM_ADS_ERROR_LDAP, ENUM_ADS_ERROR_SYSTEM, ENUM_ADS_ERROR_NT};
  59
  60 typedef struct {
  61         enum ads_error_type error_type;
  62         union err_state{
  63                 int rc;
  64                 NTSTATUS nt_status;
  65         } err;
  66         /* For error_type = ENUM_ADS_ERROR_GSS minor_status describe GSS API error */
  67         /* Where rc represents major_status of GSS API error */
  68         int minor_status;
  69 } ADS_STATUS;
  70
  71 #ifdef HAVE_ADS
  72 typedef LDAPMod **ADS_MODLIST;
  73 #else
  74 typedef void **ADS_MODLIST;
  75 #endif
  76
  77 /* macros to simplify error returning */
  78 #define ADS_ERROR(rc) ADS_ERROR_LDAP(rc)
  79 #define ADS_ERROR_LDAP(rc) ads_build_error(ENUM_ADS_ERROR_LDAP, rc, 0)
  80 #define ADS_ERROR_SYSTEM(rc) ads_build_error(ENUM_ADS_ERROR_SYSTEM, rc?rc:EINVAL, 0)
  81 #define ADS_ERROR_KRB5(rc) ads_build_error(ENUM_ADS_ERROR_KRB5, rc, 0)
  82 #define ADS_ERROR_GSS(rc, minor) ads_build_error(ENUM_ADS_ERROR_GSS, rc, minor)
  83 #define ADS_ERROR_NT(rc) ads_build_nt_error(ENUM_ADS_ERROR_NT,rc)
  84
  85 #define ADS_ERR_OK(status) ((status.error_type == ENUM_ADS_ERROR_NT) ? NT_STATUS_IS_OK(status.err.nt_status):(status.err.rc == 0))
  86 #define ADS_SUCCESS ADS_ERROR(0)
  87
  88 /* time between reconnect attempts */
  89 #define ADS_RECONNECT_TIME 5
  90
  91 /* ldap control oids */
  92 #define ADS_PAGE_CTL_OID        "1.2.840.113556.1.4.319"
  93 #define ADS_NO_REFERRALS_OID    "1.2.840.113556.1.4.1339"
  94 #define ADS_SERVER_SORT_OID     "1.2.840.113556.1.4.473"
  95 #define ADS_PERMIT_MODIFY_OID   "1.2.840.113556.1.4.1413"
  96 #define ADS_ASQ_OID             "1.2.840.113556.1.4.1504"
  97
  98 /* ldap attribute oids (Services for Unix) */
  99 #define ADS_ATTR_SFU_UIDNUMBER_OID      "1.2.840.113556.1.6.18.1.310"
 100 #define ADS_ATTR_SFU_GIDNUMBER_OID      "1.2.840.113556.1.6.18.1.311"
 101 #define ADS_ATTR_SFU_HOMEDIR_OID        "1.2.840.113556.1.6.18.1.344"
 102 #define ADS_ATTR_SFU_SHELL_OID          "1.2.840.113556.1.6.18.1.312"
 103 #define ADS_ATTR_SFU_GECOS_OID          "1.2.840.113556.1.6.18.1.337"
 104
 105 /* ldap bitwise searches */
 106 #define ADS_LDAP_MATCHING_RULE_BIT_AND  "1.2.840.113556.1.4.803"
 107 #define ADS_LDAP_MATCHING_RULE_BIT_OR   "1.2.840.113556.1.4.804"
 108
 109 /* UserFlags for userAccountControl */
 110 #define UF_SCRIPT                               0x00000001
 111 #define UF_ACCOUNTDISABLE                       0x00000002
 112 #define UF_UNUSED_1                             0x00000004
 113 #define UF_HOMEDIR_REQUIRED                     0x00000008
 114
 115 #define UF_LOCKOUT                              0x00000010
 116 #define UF_PASSWD_NOTREQD                       0x00000020
 117 #define UF_PASSWD_CANT_CHANGE                   0x00000040
 118 #define UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED      0x00000080
 119
 120 #define UF_TEMP_DUPLICATE_ACCOUNT               0x00000100
 121 #define UF_NORMAL_ACCOUNT                       0x00000200
 122 #define UF_UNUSED_2                             0x00000400
 123 #define UF_INTERDOMAIN_TRUST_ACCOUNT            0x00000800
 124
 125 #define UF_WORKSTATION_TRUST_ACCOUNT            0x00001000
 126 #define UF_SERVER_TRUST_ACCOUNT                 0x00002000
 127 #define UF_UNUSED_3                             0x00004000
 128 #define UF_UNUSED_4                             0x00008000
 129
 130 #define UF_DONT_EXPIRE_PASSWD                   0x00010000
 131 #define UF_MNS_LOGON_ACCOUNT                    0x00020000
 132 #define UF_SMARTCARD_REQUIRED                   0x00040000
 133 #define UF_TRUSTED_FOR_DELEGATION               0x00080000
 134
 135 #define UF_NOT_DELEGATED                        0x00100000
 136 #define UF_USE_DES_KEY_ONLY                     0x00200000
 137 #define UF_DONT_REQUIRE_PREAUTH                 0x00400000
 138 #define UF_PASSWORD_EXPIRED                     0x00800000
 139
 140 #define UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION 0x01000000
 141 #define UF_NO_AUTH_DATA_REQUIRED                0x02000000
 142 #define UF_UNUSED_8                             0x04000000
 143 #define UF_UNUSED_9                             0x08000000
 144
 145 #define UF_UNUSED_10                            0x10000000
 146 #define UF_UNUSED_11                            0x20000000
 147 #define UF_UNUSED_12                            0x40000000
 148 #define UF_UNUSED_13                            0x80000000
 149
 150 #define UF_MACHINE_ACCOUNT_MASK (\
 151                 UF_INTERDOMAIN_TRUST_ACCOUNT |\
 152                 UF_WORKSTATION_TRUST_ACCOUNT |\
 153                 UF_SERVER_TRUST_ACCOUNT \
 154                 )
 155
 156 #define UF_ACCOUNT_TYPE_MASK (\
 157                 UF_TEMP_DUPLICATE_ACCOUNT |\
 158                 UF_NORMAL_ACCOUNT |\
 159                 UF_INTERDOMAIN_TRUST_ACCOUNT |\
 160                 UF_WORKSTATION_TRUST_ACCOUNT |\
 161                 UF_SERVER_TRUST_ACCOUNT \
 162                 )
 163
 164 #define UF_SETTABLE_BITS (\
 165                 UF_SCRIPT |\
 166                 UF_ACCOUNTDISABLE |\
 167                 UF_HOMEDIR_REQUIRED  |\
 168                 UF_LOCKOUT |\
 169                 UF_PASSWD_NOTREQD |\
 170                 UF_PASSWD_CANT_CHANGE |\
 171                 UF_ACCOUNT_TYPE_MASK | \
 172                 UF_DONT_EXPIRE_PASSWD | \
 173                 UF_MNS_LOGON_ACCOUNT |\
 174                 UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED |\
 175                 UF_SMARTCARD_REQUIRED |\
 176                 UF_TRUSTED_FOR_DELEGATION |\
 177                 UF_NOT_DELEGATED |\
 178                 UF_USE_DES_KEY_ONLY  |\
 179                 UF_DONT_REQUIRE_PREAUTH \
 180                 )
 181
 182 /* sAMAccountType */
 183 #define ATYPE_NORMAL_ACCOUNT                    0x30000000 /* 805306368 */
 184 #define ATYPE_WORKSTATION_TRUST                 0x30000001 /* 805306369 */
 185 #define ATYPE_INTERDOMAIN_TRUST                 0x30000002 /* 805306370 */
 186 #define ATYPE_SECURITY_GLOBAL_GROUP             0x10000000 /* 268435456 */
 187 #define ATYPE_DISTRIBUTION_GLOBAL_GROUP         0x10000001 /* 268435457 */
 188 #define ATYPE_DISTRIBUTION_UNIVERSAL_GROUP      ATYPE_DISTRIBUTION_GLOBAL_GROUP
 189 #define ATYPE_SECURITY_LOCAL_GROUP              0x20000000 /* 536870912 */
 190 #define ATYPE_DISTRIBUTION_LOCAL_GROUP          0x20000001 /* 536870913 */
 191
 192 #define ATYPE_ACCOUNT           ATYPE_NORMAL_ACCOUNT            /* 0x30000000 805306368 */
 193 #define ATYPE_GLOBAL_GROUP      ATYPE_SECURITY_GLOBAL_GROUP     /* 0x10000000 268435456 */
 194 #define ATYPE_LOCAL_GROUP       ATYPE_SECURITY_LOCAL_GROUP      /* 0x20000000 536870912 */
 195
 196 /* groupType */
 197 #define GROUP_TYPE_BUILTIN_LOCAL_GROUP          0x00000001
 198 #define GROUP_TYPE_ACCOUNT_GROUP                0x00000002
 199 #define GROUP_TYPE_RESOURCE_GROUP               0x00000004
 200 #define GROUP_TYPE_UNIVERSAL_GROUP              0x00000008
 201 #define GROUP_TYPE_APP_BASIC_GROUP              0x00000010
 202 #define GROUP_TYPE_APP_QUERY_GROUP              0x00000020
 203 #define GROUP_TYPE_SECURITY_ENABLED             0x80000000
 204
 205 #define GTYPE_SECURITY_BUILTIN_LOCAL_GROUP (    /* 0x80000005 -2147483643 */ \
 206                 GROUP_TYPE_BUILTIN_LOCAL_GROUP| \
 207                 GROUP_TYPE_RESOURCE_GROUP| \
 208                 GROUP_TYPE_SECURITY_ENABLED \
 209                 )
 210 #define GTYPE_SECURITY_DOMAIN_LOCAL_GROUP (     /* 0x80000004 -2147483644 */ \
 211                 GROUP_TYPE_RESOURCE_GROUP| \
 212                 GROUP_TYPE_SECURITY_ENABLED \
 213                 )
 214 #define GTYPE_SECURITY_GLOBAL_GROUP (           /* 0x80000002 -2147483646 */ \
 215                 GROUP_TYPE_ACCOUNT_GROUP| \
 216                 GROUP_TYPE_SECURITY_ENABLED \
 217                 )
 218 #define GTYPE_DISTRIBUTION_GLOBAL_GROUP         0x00000002      /* 2 */
 219 #define GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP   0x00000004      /* 4 */
 220 #define GTYPE_DISTRIBUTION_UNIVERSAL_GROUP      0x00000008      /* 8 */
 221
 222 /* Mailslot or cldap getdcname response flags */
 223 #define ADS_PDC            0x00000001  /* DC is PDC */
 224 #define ADS_GC             0x00000004  /* DC is a GC of forest */
 225 #define ADS_LDAP           0x00000008  /* DC is an LDAP server */
 226 #define ADS_DS             0x00000010  /* DC supports DS */
 227 #define ADS_KDC            0x00000020  /* DC is running KDC */
 228 #define ADS_TIMESERV       0x00000040  /* DC is running time services */
 229 #define ADS_CLOSEST        0x00000080  /* DC is closest to client */
 230 #define ADS_WRITABLE       0x00000100  /* DC has writable DS */
 231 #define ADS_GOOD_TIMESERV  0x00000200  /* DC has hardware clock
 232                                          (and running time) */
 233 #define ADS_NDNC           0x00000400  /* DomainName is non-domain NC serviced
 234                                          by LDAP server */
 235 #define ADS_PINGS          0x0000FFFF  /* Ping response */
 236 #define ADS_DNS_CONTROLLER 0x20000000  /* DomainControllerName is a DNS name*/
 237 #define ADS_DNS_DOMAIN     0x40000000  /* DomainName is a DNS name */
 238 #define ADS_DNS_FOREST     0x80000000  /* DnsForestName is a DNS name */
 239
 240 /* DomainCntrollerAddressType */
 241 #define ADS_INET_ADDRESS      0x00000001
 242 #define ADS_NETBIOS_ADDRESS   0x00000002
 243
 244
 245 /* ads auth control flags */
 246 #define ADS_AUTH_DISABLE_KERBEROS 0x01
 247 #define ADS_AUTH_NO_BIND          0x02
 248 #define ADS_AUTH_ANON_BIND        0x04
 249 #define ADS_AUTH_SIMPLE_BIND      0x08
 250 #define ADS_AUTH_ALLOW_NTLMSSP    0x10
 251
 252 /* Kerberos environment variable names */
 253 #define KRB5_ENV_CCNAME "KRB5CCNAME"
 254
 255 /* Heimdal uses a slightly different name */
 256 #if defined(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5)
 257 #define ENCTYPE_ARCFOUR_HMAC ENCTYPE_ARCFOUR_HMAC_MD5
 258 #endif
 259
 260 /* The older versions of heimdal that don't have this
 261    define don't seem to use it anyway.  I'm told they
 262    always use a subkey */
 263 #ifndef HAVE_AP_OPTS_USE_SUBKEY
 264 #define AP_OPTS_USE_SUBKEY 0
 265 #endif
 266
 267 #define WELL_KNOWN_GUID_COMPUTERS       "AA312825768811D1ADED00C04FD8D5CD"
 268 #define WELL_KNOWN_GUID_USERS           "A9D1CA15768811D1ADED00C04FD8D5CD"