2 * hostapd / Station table
3 * Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
13 /* needed for mesh_plink_state enum */
14 #include "common/defs.h"
15 #include "common/wpa_common.h"
16 #endif /* CONFIG_MESH */
22 #define WLAN_STA_AUTH BIT(0)
23 #define WLAN_STA_ASSOC BIT(1)
24 #define WLAN_STA_AUTHORIZED BIT(5)
25 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
26 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
27 #define WLAN_STA_PREAUTH BIT(8)
28 #define WLAN_STA_WMM BIT(9)
29 #define WLAN_STA_MFP BIT(10)
30 #define WLAN_STA_HT BIT(11)
31 #define WLAN_STA_WPS BIT(12)
32 #define WLAN_STA_MAYBE_WPS BIT(13)
33 #define WLAN_STA_WDS BIT(14)
34 #define WLAN_STA_ASSOC_REQ_OK BIT(15)
35 #define WLAN_STA_WPS2 BIT(16)
36 #define WLAN_STA_GAS BIT(17)
37 #define WLAN_STA_VHT BIT(18)
38 #define WLAN_STA_WNM_SLEEP_MODE BIT(19)
39 #define WLAN_STA_VHT_OPMODE_ENABLED BIT(20)
40 #define WLAN_STA_VENDOR_VHT BIT(21)
41 #define WLAN_STA_PENDING_DISASSOC_CB BIT(29)
42 #define WLAN_STA_PENDING_DEAUTH_CB BIT(30)
43 #define WLAN_STA_NONERP BIT(31)
45 /* Maximum number of supported rates (from both Supported Rates and Extended
46 * Supported Rates IEs). */
47 #define WLAN_SUPP_RATES_MAX 32
50 struct mbo_non_pref_chan_info {
51 struct mbo_non_pref_chan_info *next;
60 struct pending_eapol_rx {
62 struct os_reltime rx_time;
66 struct sta_info *next; /* next entry in sta list */
67 struct sta_info *hnext; /* next entry in hash table list */
70 struct dl_list ip6addr; /* list head for struct ip6addr */
71 u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */
72 u32 flags; /* Bitfield of WLAN_STA_* */
74 u16 listen_interval; /* or beacon_int for APs */
75 u8 supported_rates[WLAN_SUPP_RATES_MAX];
76 int supported_rates_len;
77 u8 qosinfo; /* Valid when WLAN_STA_WMM is set */
80 enum mesh_plink_state plink_state;
85 u8 my_nonce[WPA_NONCE_LEN];
86 u8 peer_nonce[WPA_NONCE_LEN];
87 u8 aek[32]; /* SHA256 digest length */
88 u8 mtk[WPA_TK_MAX_LEN];
92 u8 mgtk[WPA_TK_MAX_LEN];
95 u8 igtk[WPA_TK_MAX_LEN];
99 #endif /* CONFIG_MESH */
101 unsigned int nonerp_set:1;
102 unsigned int no_short_slot_time_set:1;
103 unsigned int no_short_preamble_set:1;
104 unsigned int no_ht_gf_set:1;
105 unsigned int no_ht_set:1;
106 unsigned int ht40_intolerant_set:1;
107 unsigned int ht_20mhz_set:1;
108 unsigned int no_p2p_set:1;
109 unsigned int qos_map_enabled:1;
110 unsigned int remediation:1;
111 unsigned int hs20_deauth_requested:1;
112 unsigned int session_timeout_set:1;
113 unsigned int radius_das_match:1;
114 unsigned int ecsa_supported:1;
115 unsigned int added_unassoc:1;
120 STA_NULLFUNC = 0, STA_DISASSOC, STA_DEAUTH, STA_REMOVE,
121 STA_DISASSOC_FROM_CLI
127 /* IEEE 802.1X related data */
128 struct eapol_state_machine *eapol_sm;
130 struct pending_eapol_rx *pending_eapol_rx;
133 struct os_reltime acct_session_start;
134 int acct_session_started;
135 int acct_terminate_cause; /* Acct-Terminate-Cause */
136 int acct_interim_interval; /* Acct-Interim-Interval */
137 unsigned int acct_interim_errors;
139 /* For extending 32-bit driver counters to 64-bit counters */
140 u32 last_rx_bytes_hi;
141 u32 last_rx_bytes_lo;
142 u32 last_tx_bytes_hi;
143 u32 last_tx_bytes_lo;
145 u8 *challenge; /* IEEE 802.11 Shared Key Authentication Challenge */
147 struct wpa_state_machine *wpa_sm;
148 struct rsn_preauth_interface *preauth_iface;
150 int vlan_id; /* 0: none, >0: VID */
151 struct vlan_description *vlan_desc;
152 int vlan_id_bound; /* updated by ap_sta_bind_vlan() */
153 /* PSKs from RADIUS authentication server */
154 struct hostapd_sta_wpa_psk_short *psk;
156 char *identity; /* User-Name from RADIUS */
157 char *radius_cui; /* Chargeable-User-Identity from RADIUS */
159 struct ieee80211_ht_capabilities *ht_capabilities;
160 struct ieee80211_vht_capabilities *vht_capabilities;
163 #ifdef CONFIG_IEEE80211W
164 int sa_query_count; /* number of pending SA Query requests;
165 * 0 = no SA Query in progress */
166 int sa_query_timed_out;
167 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
168 * sa_query_count octets of pending SA Query
169 * transaction identifiers */
170 struct os_reltime sa_query_start;
171 #endif /* CONFIG_IEEE80211W */
173 #ifdef CONFIG_INTERWORKING
174 #define GAS_DIALOG_MAX 8 /* Max concurrent dialog number */
175 struct gas_dialog_info *gas_dialog;
177 #endif /* CONFIG_INTERWORKING */
179 struct wpabuf *wps_ie; /* WPS IE from (Re)Association Request */
180 struct wpabuf *p2p_ie; /* P2P IE from (Re)Association Request */
181 struct wpabuf *hs20_ie; /* HS 2.0 IE from (Re)Association Request */
182 u8 remediation_method;
183 char *remediation_url; /* HS 2.0 Subscription Remediation Server URL */
184 struct wpabuf *hs20_deauth_req;
185 char *hs20_session_info_url;
186 int hs20_disassoc_timer;
188 struct wpabuf *mb_ies; /* MB IEs from (Re)Association Request */
189 #endif /* CONFIG_FST */
191 struct os_reltime connected_time;
194 struct sae_data *sae;
195 unsigned int mesh_sae_pmksa_caching:1;
196 #endif /* CONFIG_SAE */
198 u32 session_timeout; /* valid only if session_timeout_set == 1 */
200 /* Last Authentication/(Re)Association Request/Action frame sequence
203 /* Last Authentication/(Re)Association Request/Action frame subtype */
207 u8 cell_capa; /* 0 = unknown (not an MBO STA); otherwise,
208 * enum mbo_cellular_capa values */
209 struct mbo_non_pref_chan_info *non_pref_chan;
210 #endif /* CONFIG_MBO */
212 u8 *supp_op_classes; /* Supported Operating Classes element, if
213 * received, starting from the Length field */
215 u8 rrm_enabled_capa[5];
219 /* Default value for maximum station inactivity. After AP_MAX_INACTIVITY has
220 * passed since last received frame from the station, a nullfunc data frame is
221 * sent to the station. If this frame is not acknowledged and no other frames
222 * have been received, the station will be disassociated after
223 * AP_DISASSOC_DELAY seconds. Similarly, the station will be deauthenticated
224 * after AP_DEAUTH_DELAY seconds has passed after disassociation. */
225 #define AP_MAX_INACTIVITY (5 * 60)
226 #define AP_DISASSOC_DELAY (3)
227 #define AP_DEAUTH_DELAY (1)
228 /* Number of seconds to keep STA entry with Authenticated flag after it has
229 * been disassociated. */
230 #define AP_MAX_INACTIVITY_AFTER_DISASSOC (1 * 30)
231 /* Number of seconds to keep STA entry after it has been deauthenticated. */
232 #define AP_MAX_INACTIVITY_AFTER_DEAUTH (1 * 5)
237 int ap_for_each_sta(struct hostapd_data *hapd,
238 int (*cb)(struct hostapd_data *hapd, struct sta_info *sta,
241 struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
242 struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr);
243 void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
244 void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
245 void ap_sta_ip6addr_del(struct hostapd_data *hapd, struct sta_info *sta);
246 void hostapd_free_stas(struct hostapd_data *hapd);
247 void ap_handle_timer(void *eloop_ctx, void *timeout_ctx);
248 void ap_sta_replenish_timeout(struct hostapd_data *hapd, struct sta_info *sta,
249 u32 session_timeout);
250 void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta,
251 u32 session_timeout);
252 void ap_sta_no_session_timeout(struct hostapd_data *hapd,
253 struct sta_info *sta);
254 void ap_sta_session_warning_timeout(struct hostapd_data *hapd,
255 struct sta_info *sta, int warning_time);
256 struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr);
257 void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta,
259 void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta,
262 int ap_sta_wps_cancel(struct hostapd_data *hapd,
263 struct sta_info *sta, void *ctx);
264 #endif /* CONFIG_WPS */
265 int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta);
266 int ap_sta_set_vlan(struct hostapd_data *hapd, struct sta_info *sta,
267 struct vlan_description *vlan_desc);
268 void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
269 void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
270 int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta);
271 void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta,
272 const u8 *addr, u16 reason);
274 void ap_sta_set_authorized(struct hostapd_data *hapd,
275 struct sta_info *sta, int authorized);
276 static inline int ap_sta_is_authorized(struct sta_info *sta)
278 return sta->flags & WLAN_STA_AUTHORIZED;
281 void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta);
282 void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta);
283 void ap_sta_clear_disconnect_timeouts(struct hostapd_data *hapd,
284 struct sta_info *sta);
286 int ap_sta_flags_txt(u32 flags, char *buf, size_t buflen);
288 #endif /* STA_INFO_H */