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 #endif /* CONFIG_MESH */
21 #define WLAN_STA_AUTH BIT(0)
22 #define WLAN_STA_ASSOC BIT(1)
23 #define WLAN_STA_AUTHORIZED BIT(5)
24 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
25 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
26 #define WLAN_STA_PREAUTH BIT(8)
27 #define WLAN_STA_WMM BIT(9)
28 #define WLAN_STA_MFP BIT(10)
29 #define WLAN_STA_HT BIT(11)
30 #define WLAN_STA_WPS BIT(12)
31 #define WLAN_STA_MAYBE_WPS BIT(13)
32 #define WLAN_STA_WDS BIT(14)
33 #define WLAN_STA_ASSOC_REQ_OK BIT(15)
34 #define WLAN_STA_WPS2 BIT(16)
35 #define WLAN_STA_GAS BIT(17)
36 #define WLAN_STA_VHT BIT(18)
37 #define WLAN_STA_WNM_SLEEP_MODE BIT(19)
38 #define WLAN_STA_VHT_OPMODE_ENABLED BIT(20)
39 #define WLAN_STA_VENDOR_VHT BIT(21)
40 #define WLAN_STA_PENDING_DISASSOC_CB BIT(29)
41 #define WLAN_STA_PENDING_DEAUTH_CB BIT(30)
42 #define WLAN_STA_NONERP BIT(31)
44 /* Maximum number of supported rates (from both Supported Rates and Extended
45 * Supported Rates IEs). */
46 #define WLAN_SUPP_RATES_MAX 32
50 struct sta_info *next; /* next entry in sta list */
51 struct sta_info *hnext; /* next entry in hash table list */
54 struct dl_list ip6addr; /* list head for struct ip6addr */
55 u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */
56 u32 flags; /* Bitfield of WLAN_STA_* */
58 u16 listen_interval; /* or beacon_int for APs */
59 u8 supported_rates[WLAN_SUPP_RATES_MAX];
60 int supported_rates_len;
61 u8 qosinfo; /* Valid when WLAN_STA_WMM is set */
64 enum mesh_plink_state plink_state;
71 u8 aek[32]; /* SHA256 digest length */
75 #endif /* CONFIG_MESH */
77 unsigned int nonerp_set:1;
78 unsigned int no_short_slot_time_set:1;
79 unsigned int no_short_preamble_set:1;
80 unsigned int no_ht_gf_set:1;
81 unsigned int no_ht_set:1;
82 unsigned int ht40_intolerant_set:1;
83 unsigned int ht_20mhz_set:1;
84 unsigned int no_p2p_set:1;
85 unsigned int qos_map_enabled:1;
86 unsigned int remediation:1;
87 unsigned int hs20_deauth_requested:1;
88 unsigned int session_timeout_set:1;
89 unsigned int radius_das_match:1;
90 unsigned int ecsa_supported:1;
95 STA_NULLFUNC = 0, STA_DISASSOC, STA_DEAUTH, STA_REMOVE,
102 /* IEEE 802.1X related data */
103 struct eapol_state_machine *eapol_sm;
106 struct os_reltime acct_session_start;
107 int acct_session_started;
108 int acct_terminate_cause; /* Acct-Terminate-Cause */
109 int acct_interim_interval; /* Acct-Interim-Interval */
111 unsigned long last_rx_bytes;
112 unsigned long last_tx_bytes;
113 u32 acct_input_gigawords; /* Acct-Input-Gigawords */
114 u32 acct_output_gigawords; /* Acct-Output-Gigawords */
116 u8 *challenge; /* IEEE 802.11 Shared Key Authentication Challenge */
118 struct wpa_state_machine *wpa_sm;
119 struct rsn_preauth_interface *preauth_iface;
121 int vlan_id; /* 0: none, >0: VID */
122 struct vlan_description *vlan_desc;
123 int vlan_id_bound; /* updated by ap_sta_bind_vlan() */
124 /* PSKs from RADIUS authentication server */
125 struct hostapd_sta_wpa_psk_short *psk;
127 char *identity; /* User-Name from RADIUS */
128 char *radius_cui; /* Chargeable-User-Identity from RADIUS */
130 struct ieee80211_ht_capabilities *ht_capabilities;
131 struct ieee80211_vht_capabilities *vht_capabilities;
134 #ifdef CONFIG_IEEE80211W
135 int sa_query_count; /* number of pending SA Query requests;
136 * 0 = no SA Query in progress */
137 int sa_query_timed_out;
138 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
139 * sa_query_count octets of pending SA Query
140 * transaction identifiers */
141 struct os_reltime sa_query_start;
142 #endif /* CONFIG_IEEE80211W */
144 #ifdef CONFIG_INTERWORKING
145 #define GAS_DIALOG_MAX 8 /* Max concurrent dialog number */
146 struct gas_dialog_info *gas_dialog;
148 #endif /* CONFIG_INTERWORKING */
150 struct wpabuf *wps_ie; /* WPS IE from (Re)Association Request */
151 struct wpabuf *p2p_ie; /* P2P IE from (Re)Association Request */
152 struct wpabuf *hs20_ie; /* HS 2.0 IE from (Re)Association Request */
153 u8 remediation_method;
154 char *remediation_url; /* HS 2.0 Subscription Remediation Server URL */
155 struct wpabuf *hs20_deauth_req;
156 char *hs20_session_info_url;
157 int hs20_disassoc_timer;
159 struct wpabuf *mb_ies; /* MB IEs from (Re)Association Request */
160 #endif /* CONFIG_FST */
162 struct os_reltime connected_time;
165 struct sae_data *sae;
166 #endif /* CONFIG_SAE */
168 u32 session_timeout; /* valid only if session_timeout_set == 1 */
170 /* Last Authentication/(Re)Association Request/Action frame sequence
173 /* Last Authentication/(Re)Association Request/Action frame subtype */
178 /* Default value for maximum station inactivity. After AP_MAX_INACTIVITY has
179 * passed since last received frame from the station, a nullfunc data frame is
180 * sent to the station. If this frame is not acknowledged and no other frames
181 * have been received, the station will be disassociated after
182 * AP_DISASSOC_DELAY seconds. Similarly, the station will be deauthenticated
183 * after AP_DEAUTH_DELAY seconds has passed after disassociation. */
184 #define AP_MAX_INACTIVITY (5 * 60)
185 #define AP_DISASSOC_DELAY (3)
186 #define AP_DEAUTH_DELAY (1)
187 /* Number of seconds to keep STA entry with Authenticated flag after it has
188 * been disassociated. */
189 #define AP_MAX_INACTIVITY_AFTER_DISASSOC (1 * 30)
190 /* Number of seconds to keep STA entry after it has been deauthenticated. */
191 #define AP_MAX_INACTIVITY_AFTER_DEAUTH (1 * 5)
196 int ap_for_each_sta(struct hostapd_data *hapd,
197 int (*cb)(struct hostapd_data *hapd, struct sta_info *sta,
200 struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
201 struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr);
202 void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
203 void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
204 void ap_sta_ip6addr_del(struct hostapd_data *hapd, struct sta_info *sta);
205 void hostapd_free_stas(struct hostapd_data *hapd);
206 void ap_handle_timer(void *eloop_ctx, void *timeout_ctx);
207 void ap_sta_replenish_timeout(struct hostapd_data *hapd, struct sta_info *sta,
208 u32 session_timeout);
209 void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta,
210 u32 session_timeout);
211 void ap_sta_no_session_timeout(struct hostapd_data *hapd,
212 struct sta_info *sta);
213 void ap_sta_session_warning_timeout(struct hostapd_data *hapd,
214 struct sta_info *sta, int warning_time);
215 struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr);
216 void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta,
218 void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta,
221 int ap_sta_wps_cancel(struct hostapd_data *hapd,
222 struct sta_info *sta, void *ctx);
223 #endif /* CONFIG_WPS */
224 int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta);
225 int ap_sta_set_vlan(struct hostapd_data *hapd, struct sta_info *sta,
226 struct vlan_description *vlan_desc);
227 void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
228 void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
229 int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta);
230 void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta,
231 const u8 *addr, u16 reason);
233 void ap_sta_set_authorized(struct hostapd_data *hapd,
234 struct sta_info *sta, int authorized);
235 static inline int ap_sta_is_authorized(struct sta_info *sta)
237 return sta->flags & WLAN_STA_AUTHORIZED;
240 void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta);
241 void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta);
242 void ap_sta_clear_disconnect_timeouts(struct hostapd_data *hapd,
243 struct sta_info *sta);
245 int ap_sta_flags_txt(u32 flags, char *buf, size_t buflen);
247 #endif /* STA_INFO_H */