source3/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 #include "libads/ads_status.h"
  10 #include "smb_ldap.h"
  11
  12 struct ads_saslwrap;
  13
  14 struct ads_saslwrap_ops {
  15         const char *name;
  16         ADS_STATUS (*wrap)(struct ads_saslwrap *, uint8_t *buf, uint32_t len);
  17         ADS_STATUS (*unwrap)(struct ads_saslwrap *);
  18         void (*disconnect)(struct ads_saslwrap *);
  19 };
  20
  21 enum ads_saslwrap_type {
  22         ADS_SASLWRAP_TYPE_PLAIN = 1,
  23         ADS_SASLWRAP_TYPE_SIGN = 2,
  24         ADS_SASLWRAP_TYPE_SEAL = 4
  25 };
  26
  27 struct ads_saslwrap {
  28         /* expected SASL wrapping type */
  29         enum ads_saslwrap_type wrap_type;
  30         /* SASL wrapping operations */
  31         const struct ads_saslwrap_ops *wrap_ops;
  32 #ifdef HAVE_LDAP_SASL_WRAPPING
  33         Sockbuf_IO_Desc *sbiod; /* lowlevel state for LDAP wrapping */
  34 #endif /* HAVE_LDAP_SASL_WRAPPING */
  35         TALLOC_CTX *mem_ctx;
  36         void *wrap_private_data;
  37         struct {
  38                 uint32_t ofs;
  39                 uint32_t needed;
  40                 uint32_t left;
  41 #define        ADS_SASL_WRAPPING_IN_MAX_WRAPPED        0x0FFFFFFF
  42                 uint32_t max_wrapped;
  43                 uint32_t min_wrapped;
  44                 uint32_t size;
  45                 uint8_t *buf;
  46         } in;
  47         struct {
  48                 uint32_t ofs;
  49                 uint32_t left;
  50 #define        ADS_SASL_WRAPPING_OUT_MAX_WRAPPED       0x00A00000
  51                 uint32_t max_unwrapped;
  52                 uint32_t sig_size;
  53                 uint32_t size;
  54                 uint8_t *buf;
  55         } out;
  56 };
  57
  58 typedef struct ads_struct {
  59         int is_mine;    /* do I own this structure's memory? */
  60
  61         /* info needed to find the server */
  62         struct {
  63                 char *realm;
  64                 char *workgroup;
  65                 char *ldap_server;
  66                 bool gc;     /* Is this a global catalog server? */
  67                 bool no_fallback; /* Bail if the ldap_server is not available */
  68         } server;
  69
  70         /* info needed to authenticate */
  71         struct {
  72                 char *realm;
  73                 char *password;
  74                 char *user_name;
  75                 char *kdc_server;
  76                 unsigned flags;
  77                 int time_offset;
  78                 char *ccache_name;
  79                 time_t tgt_expire;
  80                 time_t tgs_expire;
  81                 time_t renewable;
  82         } auth;
  83
  84         /* info derived from the servers config */
  85         struct {
  86                 uint32_t flags; /* cldap flags identifying the services. */
  87                 char *realm;
  88                 char *bind_path;
  89                 char *ldap_server_name;
  90                 char *server_site_name;
  91                 char *client_site_name;
  92                 time_t current_time;
  93                 char *schema_path;
  94                 char *config_path;
  95                 int ldap_page_size;
  96         } config;
  97
  98         /* info about the current LDAP connection */
  99 #ifdef HAVE_LDAP
 100         struct ads_saslwrap ldap_wrap_data;
 101         struct {
 102                 LDAP *ld;
 103                 struct sockaddr_storage ss; /* the ip of the active connection, if any */
 104                 time_t last_attempt; /* last attempt to reconnect, monotonic clock */
 105                 int port;
 106         } ldap;
 107 #endif /* HAVE_LDAP */
 108 } ADS_STRUCT;
 109
 110 #ifdef HAVE_ADS
 111 typedef LDAPMod **ADS_MODLIST;
 112 #else
 113 typedef void **ADS_MODLIST;
 114 #endif
 115
 116 /* time between reconnect attempts */
 117 #define ADS_RECONNECT_TIME 5
 118
 119 /* ldap control oids */
 120 #define ADS_PAGE_CTL_OID        "1.2.840.113556.1.4.319"
 121 #define ADS_NO_REFERRALS_OID    "1.2.840.113556.1.4.1339"
 122 #define ADS_SERVER_SORT_OID     "1.2.840.113556.1.4.473"
 123 #define ADS_PERMIT_MODIFY_OID   "1.2.840.113556.1.4.1413"
 124 #define ADS_ASQ_OID             "1.2.840.113556.1.4.1504"
 125 #define ADS_EXTENDED_DN_OID     "1.2.840.113556.1.4.529"
 126 #define ADS_SD_FLAGS_OID        "1.2.840.113556.1.4.801"
 127
 128 /* ldap bitwise searches */
 129 #define ADS_LDAP_MATCHING_RULE_BIT_AND  "1.2.840.113556.1.4.803"
 130 #define ADS_LDAP_MATCHING_RULE_BIT_OR   "1.2.840.113556.1.4.804"
 131
 132 #define ADS_PINGS          0x0000FFFF  /* Ping response */
 133
 134 enum ads_extended_dn_flags {
 135         ADS_EXTENDED_DN_HEX_STRING      = 0,
 136         ADS_EXTENDED_DN_STRING          = 1 /* not supported on win2k */
 137 };
 138
 139 /* this is probably not very well suited to pass other controls generically but
 140  * is good enough for the extended dn control where it is only used for atm */
 141
 142 typedef struct {
 143         const char *control;
 144         int val;
 145         int critical;
 146 } ads_control;
 147
 148 #include "libads/ads_proto.h"
 149
 150 #ifdef HAVE_LDAP
 151 #include "libads/ads_ldap_protos.h"
 152 #endif
 153
 154 #include "libads/kerberos_proto.h"
 155
 156 #endif  /* _INCLUDE_ADS_H_ */