source/include/ads.h

   1 #ifndef _INCLUDE_ADS_H_
   2 #define _INCLUDE_ADS_H_
   3 /*
   4   header for ads (active directory) library routines
   5
   6   basically this is a wrapper around ldap
   7 */
   8
   9 enum wb_posix_mapping {
  10         WB_POSIX_MAP_UNKNOWN    = -1,
  11         WB_POSIX_MAP_TEMPLATE   = 0,
  12         WB_POSIX_MAP_SFU        = 1,
  13         WB_POSIX_MAP_RFC2307    = 2,
  14         WB_POSIX_MAP_UNIXINFO   = 3
  15 };
  16
  17 typedef struct {
  18 #ifdef HAVE_LDAP
  19         LDAP *ld;
  20 #else
  21         void *ld; /* the active ldap structure */
  22 #endif
  23         struct in_addr ldap_ip; /* the ip of the active connection, if any */
  24         time_t last_attempt; /* last attempt to reconnect */
  25         int ldap_port;
  26
  27         int is_mine;    /* do I own this structure's memory? */
  28
  29         /* info needed to find the server */
  30         struct {
  31                 char *realm;
  32                 char *workgroup;
  33                 char *ldap_server;
  34                 int foreign; /* set to 1 if connecting to a foreign realm */
  35         } server;
  36
  37         /* info needed to authenticate */
  38         struct {
  39                 char *realm;
  40                 char *password;
  41                 char *user_name;
  42                 char *kdc_server;
  43                 unsigned flags;
  44                 int time_offset;
  45                 time_t tgt_expire;
  46                 time_t tgs_expire;
  47                 time_t renewable;
  48         } auth;
  49
  50         /* info derived from the servers config */
  51         struct {
  52                 uint32 flags; /* cldap flags identifying the services. */
  53                 char *realm;
  54                 char *bind_path;
  55                 char *ldap_server_name;
  56                 char *server_site_name;
  57                 char *client_site_name;
  58                 time_t current_time;
  59                 int tried_closest_dc;
  60         } config;
  61 } ADS_STRUCT;
  62
  63 /* used to remember the names of the posix attributes in AD */
  64 /* see the rfc2307 & sfu nss backends */
  65
  66 struct posix_schema {
  67         char *posix_homedir_attr;
  68         char *posix_shell_attr;
  69         char *posix_uidnumber_attr;
  70         char *posix_gidnumber_attr;
  71         char *posix_gecos_attr;
  72 };
  73
  74
  75 /* there are 5 possible types of errors the ads subsystem can produce */
  76 enum ads_error_type {ENUM_ADS_ERROR_KRB5, ENUM_ADS_ERROR_GSS,
  77                      ENUM_ADS_ERROR_LDAP, ENUM_ADS_ERROR_SYSTEM, ENUM_ADS_ERROR_NT};
  78
  79 typedef struct {
  80         enum ads_error_type error_type;
  81         union err_state{
  82                 int rc;
  83                 NTSTATUS nt_status;
  84         } err;
  85         /* For error_type = ENUM_ADS_ERROR_GSS minor_status describe GSS API error */
  86         /* Where rc represents major_status of GSS API error */
  87         int minor_status;
  88 } ADS_STATUS;
  89
  90 #ifdef HAVE_ADS
  91 typedef LDAPMod **ADS_MODLIST;
  92 #else
  93 typedef void **ADS_MODLIST;
  94 #endif
  95
  96 /* macros to simplify error returning */
  97 #define ADS_ERROR(rc) ADS_ERROR_LDAP(rc)
  98 #define ADS_ERROR_LDAP(rc) ads_build_error(ENUM_ADS_ERROR_LDAP, rc, 0)
  99 #define ADS_ERROR_SYSTEM(rc) ads_build_error(ENUM_ADS_ERROR_SYSTEM, rc?rc:EINVAL, 0)
 100 #define ADS_ERROR_KRB5(rc) ads_build_error(ENUM_ADS_ERROR_KRB5, rc, 0)
 101 #define ADS_ERROR_GSS(rc, minor) ads_build_error(ENUM_ADS_ERROR_GSS, rc, minor)
 102 #define ADS_ERROR_NT(rc) ads_build_nt_error(ENUM_ADS_ERROR_NT,rc)
 103
 104 #define ADS_ERR_OK(status) ((status.error_type == ENUM_ADS_ERROR_NT) ? NT_STATUS_IS_OK(status.err.nt_status):(status.err.rc == 0))
 105 #define ADS_SUCCESS ADS_ERROR(0)
 106
 107 #define ADS_ERROR_HAVE_NO_MEMORY(x) do { \
 108         if (!(x)) {\
 109                 return ADS_ERROR(LDAP_NO_MEMORY);\
 110         }\
 111 } while (0)
 112
 113
 114 /* time between reconnect attempts */
 115 #define ADS_RECONNECT_TIME 5
 116
 117 /* ldap control oids */
 118 #define ADS_PAGE_CTL_OID        "1.2.840.113556.1.4.319"
 119 #define ADS_NO_REFERRALS_OID    "1.2.840.113556.1.4.1339"
 120 #define ADS_SERVER_SORT_OID     "1.2.840.113556.1.4.473"
 121 #define ADS_PERMIT_MODIFY_OID   "1.2.840.113556.1.4.1413"
 122 #define ADS_ASQ_OID             "1.2.840.113556.1.4.1504"
 123 #define ADS_EXTENDED_DN_OID     "1.2.840.113556.1.4.529"
 124
 125 /* ldap attribute oids (Services for Unix) */
 126 #define ADS_ATTR_SFU_UIDNUMBER_OID      "1.2.840.113556.1.6.18.1.310"
 127 #define ADS_ATTR_SFU_GIDNUMBER_OID      "1.2.840.113556.1.6.18.1.311"
 128 #define ADS_ATTR_SFU_HOMEDIR_OID        "1.2.840.113556.1.6.18.1.344"
 129 #define ADS_ATTR_SFU_SHELL_OID          "1.2.840.113556.1.6.18.1.312"
 130 #define ADS_ATTR_SFU_GECOS_OID          "1.2.840.113556.1.6.18.1.337"
 131
 132 /* ldap attribute oids (RFC2307) */
 133 #define ADS_ATTR_RFC2307_UIDNUMBER_OID  "1.3.6.1.1.1.1.0"
 134 #define ADS_ATTR_RFC2307_GIDNUMBER_OID  "1.3.6.1.1.1.1.1"
 135 #define ADS_ATTR_RFC2307_HOMEDIR_OID    "1.3.6.1.1.1.1.3"
 136 #define ADS_ATTR_RFC2307_SHELL_OID      "1.3.6.1.1.1.1.4"
 137 #define ADS_ATTR_RFC2307_GECOS_OID      "1.3.6.1.1.1.1.2"
 138
 139 /* ldap bitwise searches */
 140 #define ADS_LDAP_MATCHING_RULE_BIT_AND  "1.2.840.113556.1.4.803"
 141 #define ADS_LDAP_MATCHING_RULE_BIT_OR   "1.2.840.113556.1.4.804"
 142
 143 /* UserFlags for userAccountControl */
 144 #define UF_SCRIPT                               0x00000001
 145 #define UF_ACCOUNTDISABLE                       0x00000002
 146 #define UF_UNUSED_1                             0x00000004
 147 #define UF_HOMEDIR_REQUIRED                     0x00000008
 148
 149 #define UF_LOCKOUT                              0x00000010
 150 #define UF_PASSWD_NOTREQD                       0x00000020
 151 #define UF_PASSWD_CANT_CHANGE                   0x00000040
 152 #define UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED      0x00000080
 153
 154 #define UF_TEMP_DUPLICATE_ACCOUNT               0x00000100
 155 #define UF_NORMAL_ACCOUNT                       0x00000200
 156 #define UF_UNUSED_2                             0x00000400
 157 #define UF_INTERDOMAIN_TRUST_ACCOUNT            0x00000800
 158
 159 #define UF_WORKSTATION_TRUST_ACCOUNT            0x00001000
 160 #define UF_SERVER_TRUST_ACCOUNT                 0x00002000
 161 #define UF_UNUSED_3                             0x00004000
 162 #define UF_UNUSED_4                             0x00008000
 163
 164 #define UF_DONT_EXPIRE_PASSWD                   0x00010000
 165 #define UF_MNS_LOGON_ACCOUNT                    0x00020000
 166 #define UF_SMARTCARD_REQUIRED                   0x00040000
 167 #define UF_TRUSTED_FOR_DELEGATION               0x00080000
 168
 169 #define UF_NOT_DELEGATED                        0x00100000
 170 #define UF_USE_DES_KEY_ONLY                     0x00200000
 171 #define UF_DONT_REQUIRE_PREAUTH                 0x00400000
 172 #define UF_PASSWORD_EXPIRED                     0x00800000
 173
 174 #define UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION 0x01000000
 175 #define UF_NO_AUTH_DATA_REQUIRED                0x02000000
 176 #define UF_UNUSED_8                             0x04000000
 177 #define UF_UNUSED_9                             0x08000000
 178
 179 #define UF_UNUSED_10                            0x10000000
 180 #define UF_UNUSED_11                            0x20000000
 181 #define UF_UNUSED_12                            0x40000000
 182 #define UF_UNUSED_13                            0x80000000
 183
 184 #define UF_MACHINE_ACCOUNT_MASK (\
 185                 UF_INTERDOMAIN_TRUST_ACCOUNT |\
 186                 UF_WORKSTATION_TRUST_ACCOUNT |\
 187                 UF_SERVER_TRUST_ACCOUNT \
 188                 )
 189
 190 #define UF_ACCOUNT_TYPE_MASK (\
 191                 UF_TEMP_DUPLICATE_ACCOUNT |\
 192                 UF_NORMAL_ACCOUNT |\
 193                 UF_INTERDOMAIN_TRUST_ACCOUNT |\
 194                 UF_WORKSTATION_TRUST_ACCOUNT |\
 195                 UF_SERVER_TRUST_ACCOUNT \
 196                 )
 197
 198 #define UF_SETTABLE_BITS (\
 199                 UF_SCRIPT |\
 200                 UF_ACCOUNTDISABLE |\
 201                 UF_HOMEDIR_REQUIRED  |\
 202                 UF_LOCKOUT |\
 203                 UF_PASSWD_NOTREQD |\
 204                 UF_PASSWD_CANT_CHANGE |\
 205                 UF_ACCOUNT_TYPE_MASK | \
 206                 UF_DONT_EXPIRE_PASSWD | \
 207                 UF_MNS_LOGON_ACCOUNT |\
 208                 UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED |\
 209                 UF_SMARTCARD_REQUIRED |\
 210                 UF_TRUSTED_FOR_DELEGATION |\
 211                 UF_NOT_DELEGATED |\
 212                 UF_USE_DES_KEY_ONLY  |\
 213                 UF_DONT_REQUIRE_PREAUTH \
 214                 )
 215
 216 /* sAMAccountType */
 217 #define ATYPE_NORMAL_ACCOUNT                    0x30000000 /* 805306368 */
 218 #define ATYPE_WORKSTATION_TRUST                 0x30000001 /* 805306369 */
 219 #define ATYPE_INTERDOMAIN_TRUST                 0x30000002 /* 805306370 */
 220 #define ATYPE_SECURITY_GLOBAL_GROUP             0x10000000 /* 268435456 */
 221 #define ATYPE_DISTRIBUTION_GLOBAL_GROUP         0x10000001 /* 268435457 */
 222 #define ATYPE_DISTRIBUTION_UNIVERSAL_GROUP      ATYPE_DISTRIBUTION_GLOBAL_GROUP
 223 #define ATYPE_SECURITY_LOCAL_GROUP              0x20000000 /* 536870912 */
 224 #define ATYPE_DISTRIBUTION_LOCAL_GROUP          0x20000001 /* 536870913 */
 225
 226 #define ATYPE_ACCOUNT           ATYPE_NORMAL_ACCOUNT            /* 0x30000000 805306368 */
 227 #define ATYPE_GLOBAL_GROUP      ATYPE_SECURITY_GLOBAL_GROUP     /* 0x10000000 268435456 */
 228 #define ATYPE_LOCAL_GROUP       ATYPE_SECURITY_LOCAL_GROUP      /* 0x20000000 536870912 */
 229
 230 /* groupType */
 231 #define GROUP_TYPE_BUILTIN_LOCAL_GROUP          0x00000001
 232 #define GROUP_TYPE_ACCOUNT_GROUP                0x00000002
 233 #define GROUP_TYPE_RESOURCE_GROUP               0x00000004
 234 #define GROUP_TYPE_UNIVERSAL_GROUP              0x00000008
 235 #define GROUP_TYPE_APP_BASIC_GROUP              0x00000010
 236 #define GROUP_TYPE_APP_QUERY_GROUP              0x00000020
 237 #define GROUP_TYPE_SECURITY_ENABLED             0x80000000
 238
 239 #define GTYPE_SECURITY_BUILTIN_LOCAL_GROUP (    /* 0x80000005 -2147483643 */ \
 240                 GROUP_TYPE_BUILTIN_LOCAL_GROUP| \
 241                 GROUP_TYPE_RESOURCE_GROUP| \
 242                 GROUP_TYPE_SECURITY_ENABLED \
 243                 )
 244 #define GTYPE_SECURITY_DOMAIN_LOCAL_GROUP (     /* 0x80000004 -2147483644 */ \
 245                 GROUP_TYPE_RESOURCE_GROUP| \
 246                 GROUP_TYPE_SECURITY_ENABLED \
 247                 )
 248 #define GTYPE_SECURITY_GLOBAL_GROUP (           /* 0x80000002 -2147483646 */ \
 249                 GROUP_TYPE_ACCOUNT_GROUP| \
 250                 GROUP_TYPE_SECURITY_ENABLED \
 251                 )
 252 #define GTYPE_DISTRIBUTION_GLOBAL_GROUP         0x00000002      /* 2 */
 253 #define GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP   0x00000004      /* 4 */
 254 #define GTYPE_DISTRIBUTION_UNIVERSAL_GROUP      0x00000008      /* 8 */
 255
 256 #define ADS_PINGS          0x0000FFFF  /* Ping response */
 257 #define ADS_DNS_CONTROLLER 0x20000000  /* DomainControllerName is a DNS name*/
 258 #define ADS_DNS_DOMAIN     0x40000000  /* DomainName is a DNS name */
 259 #define ADS_DNS_FOREST     0x80000000  /* DnsForestName is a DNS name */
 260
 261 /* DomainCntrollerAddressType */
 262 #define ADS_INET_ADDRESS      0x00000001
 263 #define ADS_NETBIOS_ADDRESS   0x00000002
 264
 265
 266 /* ads auth control flags */
 267 #define ADS_AUTH_DISABLE_KERBEROS 0x01
 268 #define ADS_AUTH_NO_BIND          0x02
 269 #define ADS_AUTH_ANON_BIND        0x04
 270 #define ADS_AUTH_SIMPLE_BIND      0x08
 271 #define ADS_AUTH_ALLOW_NTLMSSP    0x10
 272
 273 /* Kerberos environment variable names */
 274 #define KRB5_ENV_CCNAME "KRB5CCNAME"
 275
 276 /* Heimdal uses a slightly different name */
 277 #if defined(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5)
 278 #define ENCTYPE_ARCFOUR_HMAC ENCTYPE_ARCFOUR_HMAC_MD5
 279 #endif
 280
 281 /* The older versions of heimdal that don't have this
 282    define don't seem to use it anyway.  I'm told they
 283    always use a subkey */
 284 #ifndef HAVE_AP_OPTS_USE_SUBKEY
 285 #define AP_OPTS_USE_SUBKEY 0
 286 #endif
 287
 288 #define WELL_KNOWN_GUID_COMPUTERS       "AA312825768811D1ADED00C04FD8D5CD"
 289 #define WELL_KNOWN_GUID_USERS           "A9D1CA15768811D1ADED00C04FD8D5CD"
 290
 291 #ifndef KRB5_ADDR_NETBIOS
 292 #define KRB5_ADDR_NETBIOS 0x14
 293 #endif
 294
 295 #ifndef KRB5KRB_ERR_RESPONSE_TOO_BIG
 296 #define KRB5KRB_ERR_RESPONSE_TOO_BIG (-1765328332L)
 297 #endif
 298
 299 #ifdef HAVE_KRB5
 300 typedef struct {
 301         NTSTATUS ntstatus;
 302         uint32 unknown1;
 303         uint32 unknown2; /* 0x00000001 */
 304 } KRB5_EDATA_NTSTATUS;
 305
 306 typedef struct {
 307 #if defined(HAVE_MAGIC_IN_KRB5_ADDRESS) && defined(HAVE_ADDRTYPE_IN_KRB5_ADDRESS) /* MIT */
 308         krb5_address **addrs;
 309 #elif defined(HAVE_KRB5_ADDRESSES) /* Heimdal */
 310         krb5_addresses *addrs;
 311 #else
 312 #error UNKNOWN_KRB5_ADDRESS_TYPE
 313 #endif
 314 } smb_krb5_addresses;
 315 #endif
 316
 317 enum ads_extended_dn_flags {
 318         ADS_EXTENDED_DN_HEX_STRING      = 0,
 319         ADS_EXTENDED_DN_STRING          = 1 /* not supported on win2k */
 320 };
 321
 322 /* this is probably not very well suited to pass other controls generically but
 323  * is good enough for the extended dn control where it is only used for atm */
 324
 325 typedef struct {
 326         const char *control;
 327         int val;
 328         int critical;
 329 } ads_control;
 330 #endif