174 lines
6 KiB
C
174 lines
6 KiB
C
/*
|
|
* hostapd / Station table
|
|
* Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* Alternatively, this software may be distributed under the terms of BSD
|
|
* license.
|
|
*
|
|
* See README and COPYING for more details.
|
|
*/
|
|
|
|
#ifndef STA_INFO_H
|
|
#define STA_INFO_H
|
|
|
|
/* STA flags */
|
|
#define WLAN_STA_AUTH BIT(0)
|
|
#define WLAN_STA_ASSOC BIT(1)
|
|
#define WLAN_STA_PS BIT(2)
|
|
#define WLAN_STA_TIM BIT(3)
|
|
#define WLAN_STA_PERM BIT(4)
|
|
#define WLAN_STA_AUTHORIZED BIT(5)
|
|
#define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
|
|
#define WLAN_STA_SHORT_PREAMBLE BIT(7)
|
|
#define WLAN_STA_PREAUTH BIT(8)
|
|
#define WLAN_STA_WMM BIT(9)
|
|
#define WLAN_STA_MFP BIT(10)
|
|
#define WLAN_STA_HT BIT(11)
|
|
#define WLAN_STA_WPS BIT(12)
|
|
#define WLAN_STA_MAYBE_WPS BIT(13)
|
|
#define WLAN_STA_WDS BIT(14)
|
|
#define WLAN_STA_ASSOC_REQ_OK BIT(15)
|
|
#define WLAN_STA_WPS2 BIT(16)
|
|
#define WLAN_STA_PENDING_DISASSOC_CB BIT(29)
|
|
#define WLAN_STA_PENDING_DEAUTH_CB BIT(30)
|
|
#define WLAN_STA_NONERP BIT(31)
|
|
|
|
/* Maximum number of supported rates (from both Supported Rates and Extended
|
|
* Supported Rates IEs). */
|
|
#define WLAN_SUPP_RATES_MAX 32
|
|
|
|
|
|
struct sta_info {
|
|
struct sta_info *next; /* next entry in sta list */
|
|
struct sta_info *hnext; /* next entry in hash table list */
|
|
u8 addr[6];
|
|
u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */
|
|
u32 flags; /* Bitfield of WLAN_STA_* */
|
|
u16 capability;
|
|
u16 listen_interval; /* or beacon_int for APs */
|
|
u8 supported_rates[WLAN_SUPP_RATES_MAX];
|
|
int supported_rates_len;
|
|
|
|
unsigned int nonerp_set:1;
|
|
unsigned int no_short_slot_time_set:1;
|
|
unsigned int no_short_preamble_set:1;
|
|
unsigned int no_ht_gf_set:1;
|
|
unsigned int no_ht_set:1;
|
|
unsigned int ht_20mhz_set:1;
|
|
unsigned int no_p2p_set:1;
|
|
|
|
u16 auth_alg;
|
|
u8 previous_ap[6];
|
|
|
|
enum {
|
|
STA_NULLFUNC = 0, STA_DISASSOC, STA_DEAUTH, STA_REMOVE
|
|
} timeout_next;
|
|
|
|
u16 deauth_reason;
|
|
u16 disassoc_reason;
|
|
|
|
/* IEEE 802.1X related data */
|
|
struct eapol_state_machine *eapol_sm;
|
|
|
|
/* IEEE 802.11f (IAPP) related data */
|
|
struct ieee80211_mgmt *last_assoc_req;
|
|
|
|
u32 acct_session_id_hi;
|
|
u32 acct_session_id_lo;
|
|
time_t acct_session_start;
|
|
int acct_session_started;
|
|
int acct_terminate_cause; /* Acct-Terminate-Cause */
|
|
int acct_interim_interval; /* Acct-Interim-Interval */
|
|
|
|
unsigned long last_rx_bytes;
|
|
unsigned long last_tx_bytes;
|
|
u32 acct_input_gigawords; /* Acct-Input-Gigawords */
|
|
u32 acct_output_gigawords; /* Acct-Output-Gigawords */
|
|
|
|
u8 *challenge; /* IEEE 802.11 Shared Key Authentication Challenge */
|
|
|
|
struct wpa_state_machine *wpa_sm;
|
|
struct rsn_preauth_interface *preauth_iface;
|
|
|
|
struct hostapd_ssid *ssid; /* SSID selection based on (Re)AssocReq */
|
|
struct hostapd_ssid *ssid_probe; /* SSID selection based on ProbeReq */
|
|
|
|
int vlan_id;
|
|
|
|
struct ieee80211_ht_capabilities *ht_capabilities;
|
|
|
|
#ifdef CONFIG_IEEE80211W
|
|
int sa_query_count; /* number of pending SA Query requests;
|
|
* 0 = no SA Query in progress */
|
|
int sa_query_timed_out;
|
|
u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
|
|
* sa_query_count octets of pending SA Query
|
|
* transaction identifiers */
|
|
struct os_time sa_query_start;
|
|
#endif /* CONFIG_IEEE80211W */
|
|
|
|
struct wpabuf *wps_ie; /* WPS IE from (Re)Association Request */
|
|
struct wpabuf *p2p_ie; /* P2P IE from (Re)Association Request */
|
|
};
|
|
|
|
|
|
/* Default value for maximum station inactivity. After AP_MAX_INACTIVITY has
|
|
* passed since last received frame from the station, a nullfunc data frame is
|
|
* sent to the station. If this frame is not acknowledged and no other frames
|
|
* have been received, the station will be disassociated after
|
|
* AP_DISASSOC_DELAY seconds. Similarly, the station will be deauthenticated
|
|
* after AP_DEAUTH_DELAY seconds has passed after disassociation. */
|
|
#define AP_MAX_INACTIVITY (5 * 60)
|
|
#define AP_DISASSOC_DELAY (1)
|
|
#define AP_DEAUTH_DELAY (1)
|
|
/* Number of seconds to keep STA entry with Authenticated flag after it has
|
|
* been disassociated. */
|
|
#define AP_MAX_INACTIVITY_AFTER_DISASSOC (1 * 30)
|
|
/* Number of seconds to keep STA entry after it has been deauthenticated. */
|
|
#define AP_MAX_INACTIVITY_AFTER_DEAUTH (1 * 5)
|
|
|
|
|
|
struct hostapd_data;
|
|
|
|
int ap_for_each_sta(struct hostapd_data *hapd,
|
|
int (*cb)(struct hostapd_data *hapd, struct sta_info *sta,
|
|
void *ctx),
|
|
void *ctx);
|
|
struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
|
|
void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
|
|
void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
|
|
void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
|
|
void hostapd_free_stas(struct hostapd_data *hapd);
|
|
void ap_handle_timer(void *eloop_ctx, void *timeout_ctx);
|
|
void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta,
|
|
u32 session_timeout);
|
|
void ap_sta_no_session_timeout(struct hostapd_data *hapd,
|
|
struct sta_info *sta);
|
|
struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr);
|
|
void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta,
|
|
u16 reason);
|
|
void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta,
|
|
u16 reason);
|
|
int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta,
|
|
int old_vlanid);
|
|
void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
|
|
void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
|
|
int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta);
|
|
void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta,
|
|
const u8 *addr, u16 reason);
|
|
|
|
void ap_sta_set_authorized(struct hostapd_data *hapd,
|
|
struct sta_info *sta, int authorized);
|
|
static inline int ap_sta_is_authorized(struct sta_info *sta)
|
|
{
|
|
return sta->flags & WLAN_STA_AUTHORIZED;
|
|
}
|
|
|
|
void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta);
|
|
void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta);
|
|
|
|
#endif /* STA_INFO_H */
|