#ifndef _INCLUDE_ADS_H_ #define _INCLUDE_ADS_H_ /* header for ads (active directory) library routines basically this is a wrapper around ldap */ #include "../libds/common/flags.h" /* * This should be under the HAVE_KRB5 flag but since they're used * in lp_kerberos_method(), they ned to be always available */ #define KERBEROS_VERIFY_SECRETS 0 #define KERBEROS_VERIFY_SYSTEM_KEYTAB 1 #define KERBEROS_VERIFY_DEDICATED_KEYTAB 2 #define KERBEROS_VERIFY_SECRETS_AND_KEYTAB 3 /* * If you add any entries to the above, please modify the below expressions * so they remain accurate. */ #define USE_KERBEROS_KEYTAB (KERBEROS_VERIFY_SECRETS != lp_kerberos_method()) #define USE_SYSTEM_KEYTAB \ ((KERBEROS_VERIFY_SECRETS_AND_KEYTAB == lp_kerberos_method()) || \ (KERBEROS_VERIFY_SYSTEM_KEYTAB == lp_kerberos_method())) #define TOK_ID_KRB_AP_REQ ((const uint8_t *)"\x01\x00") #define TOK_ID_KRB_AP_REP ((const uint8_t *)"\x02\x00") #define TOK_ID_KRB_ERROR ((const uint8_t *)"\x03\x00") #define TOK_ID_GSS_GETMIC ((const uint8_t *)"\x01\x01") #define TOK_ID_GSS_WRAP ((const uint8_t *)"\x02\x01") enum wb_posix_mapping { WB_POSIX_MAP_UNKNOWN = -1, WB_POSIX_MAP_TEMPLATE = 0, WB_POSIX_MAP_SFU = 1, WB_POSIX_MAP_SFU20 = 2, WB_POSIX_MAP_RFC2307 = 3, WB_POSIX_MAP_UNIXINFO = 4 }; /* there are 5 possible types of errors the ads subsystem can produce */ enum ads_error_type {ENUM_ADS_ERROR_KRB5, ENUM_ADS_ERROR_GSS, ENUM_ADS_ERROR_LDAP, ENUM_ADS_ERROR_SYSTEM, ENUM_ADS_ERROR_NT}; typedef struct { enum ads_error_type error_type; union err_state{ int rc; NTSTATUS nt_status; } err; /* For error_type = ENUM_ADS_ERROR_GSS minor_status describe GSS API error */ /* Where rc represents major_status of GSS API error */ int minor_status; } ADS_STATUS; struct ads_struct; struct ads_saslwrap_ops { const char *name; ADS_STATUS (*wrap)(struct ads_struct *, uint8 *buf, uint32 len); ADS_STATUS (*unwrap)(struct ads_struct *); void (*disconnect)(struct ads_struct *); }; enum ads_saslwrap_type { ADS_SASLWRAP_TYPE_PLAIN = 1, ADS_SASLWRAP_TYPE_SIGN = 2, ADS_SASLWRAP_TYPE_SEAL = 4 }; typedef struct ads_struct { int is_mine; /* do I own this structure's memory? */ /* info needed to find the server */ struct { char *realm; char *workgroup; char *ldap_server; int foreign; /* set to 1 if connecting to a foreign * realm */ bool gc; /* Is this a global catalog server? */ } server; /* info needed to authenticate */ struct { char *realm; char *password; char *user_name; char *kdc_server; unsigned flags; int time_offset; time_t tgt_expire; time_t tgs_expire; time_t renewable; } auth; /* info derived from the servers config */ struct { uint32 flags; /* cldap flags identifying the services. */ char *realm; char *bind_path; char *ldap_server_name; char *server_site_name; char *client_site_name; time_t current_time; char *schema_path; char *config_path; } config; /* info about the current LDAP connection */ #ifdef HAVE_LDAP struct { LDAP *ld; struct sockaddr_storage ss; /* the ip of the active connection, if any */ time_t last_attempt; /* last attempt to reconnect */ int port; enum ads_saslwrap_type wrap_type; #ifdef HAVE_LDAP_SASL_WRAPPING Sockbuf_IO_Desc *sbiod; /* lowlevel state for LDAP wrapping */ #endif /* HAVE_LDAP_SASL_WRAPPING */ TALLOC_CTX *mem_ctx; const struct ads_saslwrap_ops *wrap_ops; void *wrap_private_data; struct { uint32 ofs; uint32 needed; uint32 left; #define ADS_SASL_WRAPPING_IN_MAX_WRAPPED 0x0FFFFFFF uint32 max_wrapped; uint32 min_wrapped; uint32 size; uint8 *buf; } in; struct { uint32 ofs; uint32 left; #define ADS_SASL_WRAPPING_OUT_MAX_WRAPPED 0x00A00000 uint32 max_unwrapped; uint32 sig_size; uint32 size; uint8 *buf; } out; } ldap; #endif /* HAVE_LDAP */ } ADS_STRUCT; /* used to remember the names of the posix attributes in AD */ /* see the rfc2307 & sfu nss backends */ struct posix_schema { char *posix_homedir_attr; char *posix_shell_attr; char *posix_uidnumber_attr; char *posix_gidnumber_attr; char *posix_gecos_attr; char *posix_uid_attr; }; #ifdef HAVE_ADS typedef LDAPMod **ADS_MODLIST; #else typedef void **ADS_MODLIST; #endif /* macros to simplify error returning */ #define ADS_ERROR(rc) ADS_ERROR_LDAP(rc) #define ADS_ERROR_LDAP(rc) ads_build_error(ENUM_ADS_ERROR_LDAP, rc, 0) #define ADS_ERROR_SYSTEM(rc) ads_build_error(ENUM_ADS_ERROR_SYSTEM, rc?rc:EINVAL, 0) #define ADS_ERROR_KRB5(rc) ads_build_error(ENUM_ADS_ERROR_KRB5, rc, 0) #define ADS_ERROR_GSS(rc, minor) ads_build_error(ENUM_ADS_ERROR_GSS, rc, minor) #define ADS_ERROR_NT(rc) ads_build_nt_error(ENUM_ADS_ERROR_NT,rc) #define ADS_ERR_OK(status) ((status.error_type == ENUM_ADS_ERROR_NT) ? NT_STATUS_IS_OK(status.err.nt_status):(status.err.rc == 0)) #define ADS_SUCCESS ADS_ERROR(0) #define ADS_ERROR_HAVE_NO_MEMORY(x) do { \ if (!(x)) {\ return ADS_ERROR(LDAP_NO_MEMORY);\ }\ } while (0) /* time between reconnect attempts */ #define ADS_RECONNECT_TIME 5 /* ldap control oids */ #define ADS_PAGE_CTL_OID "1.2.840.113556.1.4.319" #define ADS_NO_REFERRALS_OID "1.2.840.113556.1.4.1339" #define ADS_SERVER_SORT_OID "1.2.840.113556.1.4.473" #define ADS_PERMIT_MODIFY_OID "1.2.840.113556.1.4.1413" #define ADS_ASQ_OID "1.2.840.113556.1.4.1504" #define ADS_EXTENDED_DN_OID "1.2.840.113556.1.4.529" #define ADS_SD_FLAGS_OID "1.2.840.113556.1.4.801" /* ldap attribute oids (Services for Unix 3.0, 3.5) */ #define ADS_ATTR_SFU_UIDNUMBER_OID "1.2.840.113556.1.6.18.1.310" #define ADS_ATTR_SFU_GIDNUMBER_OID "1.2.840.113556.1.6.18.1.311" #define ADS_ATTR_SFU_HOMEDIR_OID "1.2.840.113556.1.6.18.1.344" #define ADS_ATTR_SFU_SHELL_OID "1.2.840.113556.1.6.18.1.312" #define ADS_ATTR_SFU_GECOS_OID "1.2.840.113556.1.6.18.1.337" #define ADS_ATTR_SFU_UID_OID "1.2.840.113556.1.6.18.1.309" /* ldap attribute oids (Services for Unix 2.0) */ #define ADS_ATTR_SFU20_UIDNUMBER_OID "1.2.840.113556.1.4.7000.187.70" #define ADS_ATTR_SFU20_GIDNUMBER_OID "1.2.840.113556.1.4.7000.187.71" #define ADS_ATTR_SFU20_HOMEDIR_OID "1.2.840.113556.1.4.7000.187.106" #define ADS_ATTR_SFU20_SHELL_OID "1.2.840.113556.1.4.7000.187.72" #define ADS_ATTR_SFU20_GECOS_OID "1.2.840.113556.1.4.7000.187.97" #define ADS_ATTR_SFU20_UID_OID "1.2.840.113556.1.4.7000.187.102" /* ldap attribute oids (RFC2307) */ #define ADS_ATTR_RFC2307_UIDNUMBER_OID "1.3.6.1.1.1.1.0" #define ADS_ATTR_RFC2307_GIDNUMBER_OID "1.3.6.1.1.1.1.1" #define ADS_ATTR_RFC2307_HOMEDIR_OID "1.3.6.1.1.1.1.3" #define ADS_ATTR_RFC2307_SHELL_OID "1.3.6.1.1.1.1.4" #define ADS_ATTR_RFC2307_GECOS_OID "1.3.6.1.1.1.1.2" #define ADS_ATTR_RFC2307_UID_OID "0.9.2342.19200300.100.1.1" /* ldap bitwise searches */ #define ADS_LDAP_MATCHING_RULE_BIT_AND "1.2.840.113556.1.4.803" #define ADS_LDAP_MATCHING_RULE_BIT_OR "1.2.840.113556.1.4.804" #define ADS_PINGS 0x0000FFFF /* Ping response */ /* ads auth control flags */ #define ADS_AUTH_DISABLE_KERBEROS 0x0001 #define ADS_AUTH_NO_BIND 0x0002 #define ADS_AUTH_ANON_BIND 0x0004 #define ADS_AUTH_SIMPLE_BIND 0x0008 #define ADS_AUTH_ALLOW_NTLMSSP 0x0010 #define ADS_AUTH_SASL_SIGN 0x0020 #define ADS_AUTH_SASL_SEAL 0x0040 #define ADS_AUTH_SASL_FORCE 0x0080 #define ADS_AUTH_USER_CREDS 0x0100 /* Kerberos environment variable names */ #define KRB5_ENV_CCNAME "KRB5CCNAME" #define WELL_KNOWN_GUID_COMPUTERS "AA312825768811D1ADED00C04FD8D5CD" #define WELL_KNOWN_GUID_USERS "A9D1CA15768811D1ADED00C04FD8D5CD" enum ads_extended_dn_flags { ADS_EXTENDED_DN_HEX_STRING = 0, ADS_EXTENDED_DN_STRING = 1 /* not supported on win2k */ }; /* this is probably not very well suited to pass other controls generically but * is good enough for the extended dn control where it is only used for atm */ typedef struct { const char *control; int val; int critical; } ads_control; #define ADS_IGNORE_PRINCIPAL "not_defined_in_RFC4178@please_ignore" #endif /* _INCLUDE_ADS_H_ */