[thirdparty/hostap.git] / src / ap / hostapd.h

/*
 * hostapd / Initialization and configuration
 * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#ifndef HOSTAPD_H
#define HOSTAPD_H

#include "common/defs.h"
#include "utils/list.h"
#include "ap_config.h"
#include "drivers/driver.h"

struct wpa_ctrl_dst;
struct radius_server_data;
struct upnp_wps_device_sm;
struct hostapd_data;
struct sta_info;
struct ieee80211_ht_capabilities;
struct full_dynamic_vlan;
enum wps_event;
union wps_event_data;
#ifdef CONFIG_MESH
struct mesh_conf;
#endif /* CONFIG_MESH */

struct hostapd_iface;

struct hapd_interfaces {
	int (*reload_config)(struct hostapd_iface *iface);
	struct hostapd_config * (*config_read_cb)(const char *config_fname);
	int (*ctrl_iface_init)(struct hostapd_data *hapd);
	void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
	int (*for_each_interface)(struct hapd_interfaces *interfaces,
				  int (*cb)(struct hostapd_iface *iface,
					    void *ctx), void *ctx);
	int (*driver_init)(struct hostapd_iface *iface);

	size_t count;
	int global_ctrl_sock;
	struct dl_list global_ctrl_dst;
	char *global_iface_path;
	char *global_iface_name;
#ifndef CONFIG_NATIVE_WINDOWS
	gid_t ctrl_iface_group;
#endif /* CONFIG_NATIVE_WINDOWS */
	struct hostapd_iface **iface;

	size_t terminate_on_error;
#ifndef CONFIG_NO_VLAN
	struct dynamic_iface *vlan_priv;
#endif /* CONFIG_NO_VLAN */
#ifdef CONFIG_ETH_P_OUI
	struct dl_list eth_p_oui; /* OUI Extended EtherType handlers */
#endif /* CONFIG_ETH_P_OUI */
	int eloop_initialized;
};

enum hostapd_chan_status {
	HOSTAPD_CHAN_VALID = 0, /* channel is ready */
	HOSTAPD_CHAN_INVALID = 1, /* no usable channel found */
	HOSTAPD_CHAN_ACS = 2, /* ACS work being performed */
};

struct hostapd_probereq_cb {
	int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
		  const u8 *ie, size_t ie_len, int ssi_signal);
	void *ctx;
};

#define HOSTAPD_RATE_BASIC 0x00000001

struct hostapd_rate_data {
	int rate; /* rate in 100 kbps */
	int flags; /* HOSTAPD_RATE_ flags */
};

struct hostapd_frame_info {
	u32 channel;
	u32 datarate;
	int ssi_signal; /* dBm */
};

enum wps_status {
	WPS_STATUS_SUCCESS = 1,
	WPS_STATUS_FAILURE
};

enum pbc_status {
	WPS_PBC_STATUS_DISABLE,
	WPS_PBC_STATUS_ACTIVE,
	WPS_PBC_STATUS_TIMEOUT,
	WPS_PBC_STATUS_OVERLAP
};

struct wps_stat {
	enum wps_status status;
	enum wps_error_indication failure_reason;
	enum pbc_status pbc_status;
	u8 peer_addr[ETH_ALEN];
};

struct hostapd_neighbor_entry {
	struct dl_list list;
	u8 bssid[ETH_ALEN];
	struct wpa_ssid_value ssid;
	struct wpabuf *nr;
	struct wpabuf *lci;
	struct wpabuf *civic;
	/* LCI update time */
	struct os_time lci_date;
	int stationary;
};

/**
 * struct hostapd_data - hostapd per-BSS data structure
 */
struct hostapd_data {
	struct hostapd_iface *iface;
	struct hostapd_config *iconf;
	struct hostapd_bss_config *conf;
	int interface_added; /* virtual interface added for this BSS */
	unsigned int started:1;
	unsigned int disabled:1;
	unsigned int reenable_beacon:1;

	u8 own_addr[ETH_ALEN];

	int num_sta; /* number of entries in sta_list */
	struct sta_info *sta_list; /* STA info list head */
#define STA_HASH_SIZE 256
#define STA_HASH(sta) (sta[5])
	struct sta_info *sta_hash[STA_HASH_SIZE];

	/*
	 * Bitfield for indicating which AIDs are allocated. Only AID values
	 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
	 * 1.
	 */
#define AID_WORDS ((2008 + 31) / 32)
	u32 sta_aid[AID_WORDS];

	const struct wpa_driver_ops *driver;
	void *drv_priv;

	void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
				 struct sta_info *sta, int reassoc);

	void *msg_ctx; /* ctx for wpa_msg() calls */
	void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */

	struct radius_client_data *radius;
	u64 acct_session_id;
	struct radius_das_data *radius_das;

	struct iapp_data *iapp;

	struct hostapd_cached_radius_acl *acl_cache;
	struct hostapd_acl_query_data *acl_queries;

	struct wpa_authenticator *wpa_auth;
	struct eapol_authenticator *eapol_auth;

	struct rsn_preauth_interface *preauth_iface;
	struct os_reltime michael_mic_failure;
	int michael_mic_failures;
	int tkip_countermeasures;

	int ctrl_sock;
	struct dl_list ctrl_dst;

	void *ssl_ctx;
	void *eap_sim_db_priv;
	struct radius_server_data *radius_srv;
	struct dl_list erp_keys; /* struct eap_server_erp_key */

	int parameter_set_count;

	/* Time Advertisement */
	u8 time_update_counter;
	struct wpabuf *time_adv;

#ifdef CONFIG_FULL_DYNAMIC_VLAN
	struct full_dynamic_vlan *full_dynamic_vlan;
#endif /* CONFIG_FULL_DYNAMIC_VLAN */

	struct l2_packet_data *l2;

#ifdef CONFIG_IEEE80211R_AP
	struct dl_list l2_queue;
	struct dl_list l2_oui_queue;
	struct eth_p_oui_ctx *oui_pull;
	struct eth_p_oui_ctx *oui_resp;
	struct eth_p_oui_ctx *oui_push;
#endif /* CONFIG_IEEE80211R_AP */

	struct wps_context *wps;

	int beacon_set_done;
	struct wpabuf *wps_beacon_ie;
	struct wpabuf *wps_probe_resp_ie;
#ifdef CONFIG_WPS
	unsigned int ap_pin_failures;
	unsigned int ap_pin_failures_consecutive;
	struct upnp_wps_device_sm *wps_upnp;
	unsigned int ap_pin_lockout_time;

	struct wps_stat wps_stats;
#endif /* CONFIG_WPS */

	struct hostapd_probereq_cb *probereq_cb;
	size_t num_probereq_cb;

	void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
				 int freq);
	void *public_action_cb_ctx;
	void (*public_action_cb2)(void *ctx, const u8 *buf, size_t len,
				  int freq);
	void *public_action_cb2_ctx;

	int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
				int freq);
	void *vendor_action_cb_ctx;

	void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
				   const u8 *uuid_e);
	void *wps_reg_success_cb_ctx;

	void (*wps_event_cb)(void *ctx, enum wps_event event,
			     union wps_event_data *data);
	void *wps_event_cb_ctx;

	void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
				  int authorized, const u8 *p2p_dev_addr);
	void *sta_authorized_cb_ctx;

	void (*setup_complete_cb)(void *ctx);
	void *setup_complete_cb_ctx;

	void (*new_psk_cb)(void *ctx, const u8 *mac_addr,
			   const u8 *p2p_dev_addr, const u8 *psk,
			   size_t psk_len);
	void *new_psk_cb_ctx;

	/* channel switch parameters */
	struct hostapd_freq_params cs_freq_params;
	u8 cs_count;
	int cs_block_tx;
	unsigned int cs_c_off_beacon;
	unsigned int cs_c_off_proberesp;
	int csa_in_progress;
	unsigned int cs_c_off_ecsa_beacon;
	unsigned int cs_c_off_ecsa_proberesp;

	/* BSS Load */
	unsigned int bss_load_update_timeout;

#ifdef CONFIG_P2P
	struct p2p_data *p2p;
	struct p2p_group *p2p_group;
	struct wpabuf *p2p_beacon_ie;
	struct wpabuf *p2p_probe_resp_ie;

	/* Number of non-P2P association stations */
	int num_sta_no_p2p;

	/* Periodic NoA (used only when no non-P2P clients in the group) */
	int noa_enabled;
	int noa_start;
	int noa_duration;
#endif /* CONFIG_P2P */
#ifdef CONFIG_PROXYARP
	struct l2_packet_data *sock_dhcp;
	struct l2_packet_data *sock_ndisc;
#endif /* CONFIG_PROXYARP */
#ifdef CONFIG_MESH
	int num_plinks;
	int max_plinks;
	void (*mesh_sta_free_cb)(struct hostapd_data *hapd,
				 struct sta_info *sta);
	struct wpabuf *mesh_pending_auth;
	struct os_reltime mesh_pending_auth_time;
	u8 mesh_required_peer[ETH_ALEN];
#endif /* CONFIG_MESH */

#ifdef CONFIG_SQLITE
	struct hostapd_eap_user tmp_eap_user;
#endif /* CONFIG_SQLITE */

#ifdef CONFIG_SAE
	/** Key used for generating SAE anti-clogging tokens */
	u8 sae_token_key[8];
	struct os_reltime last_sae_token_key_update;
	int dot11RSNASAERetransPeriod; /* msec */
#endif /* CONFIG_SAE */

#ifdef CONFIG_TESTING_OPTIONS
	unsigned int ext_mgmt_frame_handling:1;
	unsigned int ext_eapol_frame_io:1;

	struct l2_packet_data *l2_test;
#endif /* CONFIG_TESTING_OPTIONS */

#ifdef CONFIG_MBO
	unsigned int mbo_assoc_disallow;
#endif /* CONFIG_MBO */

	struct dl_list nr_db;

	u8 beacon_req_token;
	u8 lci_req_token;
	u8 range_req_token;
	unsigned int lci_req_active:1;
	unsigned int range_req_active:1;

	int dhcp_sock; /* UDP socket used with the DHCP server */
};


struct hostapd_sta_info {
	struct dl_list list;
	u8 addr[ETH_ALEN];
	struct os_reltime last_seen;
	int ssi_signal;
#ifdef CONFIG_TAXONOMY
	struct wpabuf *probe_ie_taxonomy;
#endif /* CONFIG_TAXONOMY */
};

/**
 * struct hostapd_iface - hostapd per-interface data structure
 */
struct hostapd_iface {
	struct hapd_interfaces *interfaces;
	void *owner;
	char *config_fname;
	struct hostapd_config *conf;
	char phy[16]; /* Name of the PHY (radio) */

	enum hostapd_iface_state {
		HAPD_IFACE_UNINITIALIZED,
		HAPD_IFACE_DISABLED,
		HAPD_IFACE_COUNTRY_UPDATE,
		HAPD_IFACE_ACS,
		HAPD_IFACE_HT_SCAN,
		HAPD_IFACE_DFS,
		HAPD_IFACE_ENABLED
	} state;

#ifdef CONFIG_MESH
	struct mesh_conf *mconf;
#endif /* CONFIG_MESH */

	size_t num_bss;
	struct hostapd_data **bss;

	unsigned int wait_channel_update:1;
	unsigned int cac_started:1;
#ifdef CONFIG_FST
	struct fst_iface *fst;
	const struct wpabuf *fst_ies;
#endif /* CONFIG_FST */

	/*
	 * When set, indicates that the driver will handle the AP
	 * teardown: delete global keys, station keys, and stations.
	 */
	unsigned int driver_ap_teardown:1;

	/*
	 * When set, indicates that this interface is part of list of
	 * interfaces that need to be started together (synchronously).
	 */
	unsigned int need_to_start_in_sync:1;

	/* Ready to start but waiting for other interfaces to become ready. */
	unsigned int ready_to_start_in_sync:1;

	int num_ap; /* number of entries in ap_list */
	struct ap_info *ap_list; /* AP info list head */
	struct ap_info *ap_hash[STA_HASH_SIZE];

	u64 drv_flags;

	/* SMPS modes supported by the driver (WPA_DRIVER_SMPS_MODE_*) */
	unsigned int smps_modes;

	/*
	 * A bitmap of supported protocols for probe response offload. See
	 * struct wpa_driver_capa in driver.h
	 */
	unsigned int probe_resp_offloads;

	/* extended capabilities supported by the driver */
	const u8 *extended_capa, *extended_capa_mask;
	unsigned int extended_capa_len;

	unsigned int drv_max_acl_mac_addrs;

	struct hostapd_hw_modes *hw_features;
	int num_hw_features;
	struct hostapd_hw_modes *current_mode;
	/* Rates that are currently used (i.e., filtered copy of
	 * current_mode->channels */
	int num_rates;
	struct hostapd_rate_data *current_rates;
	int *basic_rates;
	int freq;

	u16 hw_flags;

	/* Number of associated Non-ERP stations (i.e., stations using 802.11b
	 * in 802.11g BSS) */
	int num_sta_non_erp;

	/* Number of associated stations that do not support Short Slot Time */
	int num_sta_no_short_slot_time;

	/* Number of associated stations that do not support Short Preamble */
	int num_sta_no_short_preamble;

	int olbc; /* Overlapping Legacy BSS Condition */

	/* Number of HT associated stations that do not support greenfield */
	int num_sta_ht_no_gf;

	/* Number of associated non-HT stations */
	int num_sta_no_ht;

	/* Number of HT associated stations 20 MHz */
	int num_sta_ht_20mhz;

	/* Number of HT40 intolerant stations */
	int num_sta_ht40_intolerant;

	/* Overlapping BSS information */
	int olbc_ht;

	u16 ht_op_mode;

	/* surveying helpers */

	/* number of channels surveyed */
	unsigned int chans_surveyed;

	/* lowest observed noise floor in dBm */
	s8 lowest_nf;

	/* channel utilization calculation */
	u64 last_channel_time;
	u64 last_channel_time_busy;
	u8 channel_utilization;

	/* eCSA IE will be added only if operating class is specified */
	u8 cs_oper_class;

	unsigned int dfs_cac_ms;
	struct os_reltime dfs_cac_start;

	/* Latched with the actual secondary channel information and will be
	 * used while juggling between HT20 and HT40 modes. */
	int secondary_ch;

#ifdef CONFIG_ACS
	unsigned int acs_num_completed_scans;
#endif /* CONFIG_ACS */

	void (*scan_cb)(struct hostapd_iface *iface);
	int num_ht40_scan_tries;

	struct dl_list sta_seen; /* struct hostapd_sta_info */
	unsigned int num_sta_seen;
};

/* hostapd.c */
int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
			       int (*cb)(struct hostapd_iface *iface,
					 void *ctx), void *ctx);
int hostapd_reload_config(struct hostapd_iface *iface);
struct hostapd_data *
hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
		       struct hostapd_config *conf,
		       struct hostapd_bss_config *bss);
int hostapd_setup_interface(struct hostapd_iface *iface);
int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
void hostapd_interface_deinit(struct hostapd_iface *iface);
void hostapd_interface_free(struct hostapd_iface *iface);
struct hostapd_iface * hostapd_alloc_iface(void);
struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
				    const char *config_file);
struct hostapd_iface *
hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
			   const char *config_fname, int debug);
void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
			   int reassoc);
void hostapd_interface_deinit_free(struct hostapd_iface *iface);
int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator);
void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
const char * hostapd_state_text(enum hostapd_iface_state s);
int hostapd_csa_in_progress(struct hostapd_iface *iface);
int hostapd_switch_channel(struct hostapd_data *hapd,
			   struct csa_settings *settings);
void
hostapd_switch_channel_fallback(struct hostapd_iface *iface,
				const struct hostapd_freq_params *freq_params);
void hostapd_cleanup_cs_params(struct hostapd_data *hapd);
void hostapd_periodic_iface(struct hostapd_iface *iface);

/* utils.c */
int hostapd_register_probereq_cb(struct hostapd_data *hapd,
				 int (*cb)(void *ctx, const u8 *sa,
					   const u8 *da, const u8 *bssid,
					   const u8 *ie, size_t ie_len,
					   int ssi_signal),
				 void *ctx);
void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);

/* drv_callbacks.c (TODO: move to somewhere else?) */
int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
			const u8 *ie, size_t ielen, int reassoc);
void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
					 const u8 *addr, int reason_code);
int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
			 const u8 *bssid, const u8 *ie, size_t ie_len,
			 int ssi_signal);
void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
			     int offset, int width, int cf1, int cf2);
struct survey_results;
void hostapd_event_get_survey(struct hostapd_iface *iface,
			      struct survey_results *survey_results);
void hostapd_acs_channel_selected(struct hostapd_data *hapd,
				  struct acs_selected_channels *acs_res);

const struct hostapd_eap_user *
hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity,
		     size_t identity_len, int phase2);

struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
					const char *ifname);

#ifdef CONFIG_FST
void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
				struct fst_wpa_obj *iface_obj);
#endif /* CONFIG_FST */

#endif /* HOSTAPD_H */
Commit	Line	Data
6fc6879b JM	1	/*
6fc6879b JM	2	* hostapd / Initialization and configuration
d3bddd8b	3	* Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
6fc6879b	4	*
0f3d578e JM	5	* This software may be distributed under the terms of the BSD license.
0f3d578e JM	6	* See README for more details.
6fc6879b JM	7	*/
	8
	9	#ifndef HOSTAPD_H
	10	#define HOSTAPD_H
	11
45cefa0b	12	#include "common/defs.h"
d3bddd8b	13	#include "utils/list.h"
ee431d77	14	#include "ap_config.h"
13daed58	15	#include "drivers/driver.h"
45cefa0b	16
6fc6879b JM	17	struct wpa_ctrl_dst;
6fc6879b JM	18	struct radius_server_data;
f620268f	19	struct upnp_wps_device_sm;
bf65bc63	20	struct hostapd_data;
45cefa0b	21	struct sta_info;
2ce86d9d	22	struct ieee80211_ht_capabilities;
6fc6879b	23	struct full_dynamic_vlan;
a0dee797 AGS	24	enum wps_event;
a0dee797 AGS	25	union wps_event_data;
8319e312 TP	26	#ifdef CONFIG_MESH
	27	struct mesh_conf;
	28	#endif /* CONFIG_MESH */
6fc6879b	29
3776ac73 JM	30	struct hostapd_iface;
3776ac73 JM	31
07bcdbb1	32	struct hapd_interfaces {
3776ac73 JM	33	int (reload_config)(struct hostapd_iface iface);
	34	struct hostapd_config * (config_read_cb)(const char config_fname);
	35	int (ctrl_iface_init)(struct hostapd_data hapd);
	36	void (ctrl_iface_deinit)(struct hostapd_data hapd);
	37	int (for_each_interface)(struct hapd_interfaces interfaces,
	38	int (cb)(struct hostapd_iface iface,
	39	void ctx), void ctx);
75545652	40	int (driver_init)(struct hostapd_iface iface);
3776ac73	41
07bcdbb1	42	size_t count;
c90fd485	43	int global_ctrl_sock;
89b781bc	44	struct dl_list global_ctrl_dst;
c90fd485 SP	45	char *global_iface_path;
c90fd485 SP	46	char *global_iface_name;
461e3ebe	47	#ifndef CONFIG_NATIVE_WINDOWS
187f87f0	48	gid_t ctrl_iface_group;
461e3ebe	49	#endif /* CONFIG_NATIVE_WINDOWS */
07bcdbb1	50	struct hostapd_iface **iface;
2b6623ab JM	51
2b6623ab JM	52	size_t terminate_on_error;
132dfbe8 MB	53	#ifndef CONFIG_NO_VLAN
	54	struct dynamic_iface *vlan_priv;
	55	#endif /* CONFIG_NO_VLAN */
50bd8e0a MB	56	#ifdef CONFIG_ETH_P_OUI
	57	struct dl_list eth_p_oui; /* OUI Extended EtherType handlers */
	58	#endif /* CONFIG_ETH_P_OUI */
cc27c8e6	59	int eloop_initialized;
07bcdbb1 JM	60	};
07bcdbb1 JM	61
245e026e MK	62	enum hostapd_chan_status {
	63	HOSTAPD_CHAN_VALID = 0, /* channel is ready */
	64	HOSTAPD_CHAN_INVALID = 1, /* no usable channel found */
	65	HOSTAPD_CHAN_ACS = 2, /* ACS work being performed */
	66	};
07bcdbb1	67
fa16028d	68	struct hostapd_probereq_cb {
04a85e44	69	int (cb)(void ctx, const u8 sa, const u8 da, const u8 *bssid,
baf513d6	70	const u8 *ie, size_t ie_len, int ssi_signal);
fa16028d JM	71	void *ctx;
	72	};
	73
fb7842aa JM	74	#define HOSTAPD_RATE_BASIC 0x00000001
	75
	76	struct hostapd_rate_data {
	77	int rate; /* rate in 100 kbps */
	78	int flags; /* HOSTAPD_RATE_ flags */
	79	};
	80
2a8b7416 JM	81	struct hostapd_frame_info {
	82	u32 channel;
	83	u32 datarate;
baf513d6	84	int ssi_signal; /* dBm */
2a8b7416 JM	85	};
2a8b7416 JM	86
61b6520e JM	87	enum wps_status {
	88	WPS_STATUS_SUCCESS = 1,
	89	WPS_STATUS_FAILURE
	90	};
	91
ae23935e JM	92	enum pbc_status {
	93	WPS_PBC_STATUS_DISABLE,
	94	WPS_PBC_STATUS_ACTIVE,
	95	WPS_PBC_STATUS_TIMEOUT,
	96	WPS_PBC_STATUS_OVERLAP
	97	};
	98
61b6520e JM	99	struct wps_stat {
	100	enum wps_status status;
	101	enum wps_error_indication failure_reason;
ae23935e	102	enum pbc_status pbc_status;
e96872a4	103	u8 peer_addr[ETH_ALEN];
61b6520e JM	104	};
61b6520e JM	105
9b4b2264 DS	106	struct hostapd_neighbor_entry {
	107	struct dl_list list;
	108	u8 bssid[ETH_ALEN];
	109	struct wpa_ssid_value ssid;
	110	struct wpabuf *nr;
	111	struct wpabuf *lci;
	112	struct wpabuf *civic;
	113	/* LCI update time */
	114	struct os_time lci_date;
451a27b1	115	int stationary;
9b4b2264	116	};
fb7842aa	117
6fc6879b JM	118	/**
	119	* struct hostapd_data - hostapd per-BSS data structure
	120	*/
	121	struct hostapd_data {
	122	struct hostapd_iface *iface;
	123	struct hostapd_config *iconf;
	124	struct hostapd_bss_config *conf;
6023a788	125	int interface_added; /* virtual interface added for this BSS */
36501a22	126	unsigned int started:1;
f33c8606 JM	127	unsigned int disabled:1;
f33c8606 JM	128	unsigned int reenable_beacon:1;
6fc6879b JM	129
	130	u8 own_addr[ETH_ALEN];
	131
	132	int num_sta; /* number of entries in sta_list */
	133	struct sta_info sta_list; / STA info list head */
2991469c JM	134	#define STA_HASH_SIZE 256
2991469c JM	135	#define STA_HASH(sta) (sta[5])
6fc6879b JM	136	struct sta_info *sta_hash[STA_HASH_SIZE];
6fc6879b JM	137
2991469c JM	138	/*
	139	* Bitfield for indicating which AIDs are allocated. Only AID values
	140	* 1-2007 are used and as such, the bit at index 0 corresponds to AID
	141	* 1.
6fc6879b	142	*/
2991469c JM	143	#define AID_WORDS ((2008 + 31) / 32)
2991469c JM	144	u32 sta_aid[AID_WORDS];
6fc6879b	145
c5121837	146	const struct wpa_driver_ops *driver;
6fc6879b JM	147	void *drv_priv;
6fc6879b JM	148
d24df7c3 JM	149	void (new_assoc_sta_cb)(struct hostapd_data hapd,
	150	struct sta_info *sta, int reassoc);
	151
4f760fcc	152	void msg_ctx; / ctx for wpa_msg() calls */
8a5e75f6	153	void msg_ctx_parent; / parent interface ctx for wpa_msg() calls */
4f760fcc	154
6fc6879b	155	struct radius_client_data *radius;
4260e1a1	156	u64 acct_session_id;
b031338c	157	struct radius_das_data *radius_das;
6fc6879b JM	158
	159	struct iapp_data *iapp;
	160
6fc6879b JM	161	struct hostapd_cached_radius_acl *acl_cache;
	162	struct hostapd_acl_query_data *acl_queries;
	163
	164	struct wpa_authenticator *wpa_auth;
	165	struct eapol_authenticator *eapol_auth;
	166
	167	struct rsn_preauth_interface *preauth_iface;
7ffe7d22	168	struct os_reltime michael_mic_failure;
6fc6879b JM	169	int michael_mic_failures;
	170	int tkip_countermeasures;
	171
	172	int ctrl_sock;
89b781bc	173	struct dl_list ctrl_dst;
6fc6879b JM	174
	175	void *ssl_ctx;
	176	void *eap_sim_db_priv;
	177	struct radius_server_data *radius_srv;
d3bddd8b	178	struct dl_list erp_keys; /* struct eap_server_erp_key */
6fc6879b JM	179
	180	int parameter_set_count;
	181
39b97072 JM	182	/* Time Advertisement */
	183	u8 time_update_counter;
	184	struct wpabuf *time_adv;
	185
6fc6879b JM	186	#ifdef CONFIG_FULL_DYNAMIC_VLAN
	187	struct full_dynamic_vlan *full_dynamic_vlan;
	188	#endif /* CONFIG_FULL_DYNAMIC_VLAN */
	189
	190	struct l2_packet_data *l2;
c5fee160 MB	191
	192	#ifdef CONFIG_IEEE80211R_AP
	193	struct dl_list l2_queue;
50bd8e0a MB	194	struct dl_list l2_oui_queue;
	195	struct eth_p_oui_ctx *oui_pull;
	196	struct eth_p_oui_ctx *oui_resp;
	197	struct eth_p_oui_ctx *oui_push;
c5fee160 MB	198	#endif /* CONFIG_IEEE80211R_AP */
c5fee160 MB	199
ad08c363 JM	200	struct wps_context *wps;
ad08c363 JM	201
bc45d427	202	int beacon_set_done;
14f79386 JM	203	struct wpabuf *wps_beacon_ie;
14f79386 JM	204	struct wpabuf *wps_probe_resp_ie;
84312359	205	#ifdef CONFIG_WPS
3b2cf800	206	unsigned int ap_pin_failures;
32cdcf15	207	unsigned int ap_pin_failures_consecutive;
f620268f	208	struct upnp_wps_device_sm *wps_upnp;
94481410	209	unsigned int ap_pin_lockout_time;
61b6520e JM	210
61b6520e JM	211	struct wps_stat wps_stats;
ad08c363	212	#endif /* CONFIG_WPS */
fa16028d JM	213
	214	struct hostapd_probereq_cb *probereq_cb;
	215	size_t num_probereq_cb;
195420b8	216
c706d5aa JM	217	void (public_action_cb)(void ctx, const u8 *buf, size_t len,
	218	int freq);
	219	void *public_action_cb_ctx;
2d9ffe1e JM	220	void (public_action_cb2)(void ctx, const u8 *buf, size_t len,
	221	int freq);
	222	void *public_action_cb2_ctx;
c706d5aa	223
e44f8bf2 JM	224	int (vendor_action_cb)(void ctx, const u8 *buf, size_t len,
	225	int freq);
	226	void *vendor_action_cb_ctx;
	227
195420b8 JM	228	void (wps_reg_success_cb)(void ctx, const u8 *mac_addr,
	229	const u8 *uuid_e);
	230	void *wps_reg_success_cb_ctx;
c2af2afb	231
a0dee797 AGS	232	void (wps_event_cb)(void ctx, enum wps_event event,
	233	union wps_event_data *data);
	234	void *wps_event_cb_ctx;
	235
0661eed2	236	void (sta_authorized_cb)(void ctx, const u8 *mac_addr,
fbdcfd57	237	int authorized, const u8 *p2p_dev_addr);
0661eed2 JB	238	void *sta_authorized_cb_ctx;
0661eed2 JB	239
c76e5d7f JB	240	void (setup_complete_cb)(void ctx);
	241	void *setup_complete_cb_ctx;
	242
01a57fe4 JM	243	void (new_psk_cb)(void ctx, const u8 *mac_addr,
	244	const u8 p2p_dev_addr, const u8 psk,
	245	size_t psk_len);
	246	void *new_psk_cb_ctx;
	247
6782b684 MK	248	/* channel switch parameters */
	249	struct hostapd_freq_params cs_freq_params;
	250	u8 cs_count;
	251	int cs_block_tx;
	252	unsigned int cs_c_off_beacon;
	253	unsigned int cs_c_off_proberesp;
	254	int csa_in_progress;
6315bfdb AO	255	unsigned int cs_c_off_ecsa_beacon;
6315bfdb AO	256	unsigned int cs_c_off_ecsa_proberesp;
6782b684	257
ec8f36af KP	258	/* BSS Load */
	259	unsigned int bss_load_update_timeout;
	260
c2af2afb	261	#ifdef CONFIG_P2P
e44f8bf2 JM	262	struct p2p_data *p2p;
e44f8bf2 JM	263	struct p2p_group *p2p_group;
c2af2afb JM	264	struct wpabuf *p2p_beacon_ie;
c2af2afb JM	265	struct wpabuf *p2p_probe_resp_ie;
aefb53bd JM	266
	267	/* Number of non-P2P association stations */
	268	int num_sta_no_p2p;
	269
	270	/* Periodic NoA (used only when no non-P2P clients in the group) */
	271	int noa_enabled;
	272	int noa_start;
	273	int noa_duration;
c2af2afb	274	#endif /* CONFIG_P2P */
7d597d46 KP	275	#ifdef CONFIG_PROXYARP
7d597d46 KP	276	struct l2_packet_data *sock_dhcp;
bd00c431	277	struct l2_packet_data *sock_ndisc;
7d597d46	278	#endif /* CONFIG_PROXYARP */
5f92659d BC	279	#ifdef CONFIG_MESH
	280	int num_plinks;
	281	int max_plinks;
9684c756 SD	282	void (mesh_sta_free_cb)(struct hostapd_data hapd,
9684c756 SD	283	struct sta_info *sta);
3a322496 JM	284	struct wpabuf *mesh_pending_auth;
3a322496 JM	285	struct os_reltime mesh_pending_auth_time;
9f2cf23e	286	u8 mesh_required_peer[ETH_ALEN];
5f92659d	287	#endif /* CONFIG_MESH */
ee431d77 JM	288
	289	#ifdef CONFIG_SQLITE
	290	struct hostapd_eap_user tmp_eap_user;
	291	#endif /* CONFIG_SQLITE */
d136c376 JM	292
	293	#ifdef CONFIG_SAE
	294	/** Key used for generating SAE anti-clogging tokens */
	295	u8 sae_token_key[8];
fe52c210	296	struct os_reltime last_sae_token_key_update;
ecd40fef	297	int dot11RSNASAERetransPeriod; /* msec */
d136c376	298	#endif /* CONFIG_SAE */
93827f45 JM	299
93827f45 JM	300	#ifdef CONFIG_TESTING_OPTIONS
9d4ff04a JM	301	unsigned int ext_mgmt_frame_handling:1;
9d4ff04a JM	302	unsigned int ext_eapol_frame_io:1;
4a6cc862 JM	303
4a6cc862 JM	304	struct l2_packet_data *l2_test;
93827f45	305	#endif /* CONFIG_TESTING_OPTIONS */
fb9a1c3e AS	306
	307	#ifdef CONFIG_MBO
	308	unsigned int mbo_assoc_disallow;
	309	#endif /* CONFIG_MBO */
9b4b2264 DS	310
9b4b2264 DS	311	struct dl_list nr_db;
f4f185a2	312
90d9d7c3	313	u8 beacon_req_token;
f4f185a2	314	u8 lci_req_token;
220754c5	315	u8 range_req_token;
f4f185a2	316	unsigned int lci_req_active:1;
220754c5	317	unsigned int range_req_active:1;
91d91abf JM	318
91d91abf JM	319	int dhcp_sock; /* UDP socket used with the DHCP server */
6fc6879b JM	320	};
	321
	322
a65a9b8d JM	323	struct hostapd_sta_info {
	324	struct dl_list list;
	325	u8 addr[ETH_ALEN];
	326	struct os_reltime last_seen;
a818425d	327	int ssi_signal;
44281940 DG	328	#ifdef CONFIG_TAXONOMY
	329	struct wpabuf *probe_ie_taxonomy;
	330	#endif /* CONFIG_TAXONOMY */
a65a9b8d JM	331	};
a65a9b8d JM	332
6fc6879b JM	333	/**
	334	* struct hostapd_iface - hostapd per-interface data structure
	335	*/
	336	struct hostapd_iface {
9969e5a4	337	struct hapd_interfaces *interfaces;
0f2b2c19	338	void *owner;
6fc6879b JM	339	char *config_fname;
6fc6879b JM	340	struct hostapd_config *conf;
5afaa067	341	char phy[16]; /* Name of the PHY (radio) */
6fc6879b	342
e1c5faf0 JM	343	enum hostapd_iface_state {
	344	HAPD_IFACE_UNINITIALIZED,
	345	HAPD_IFACE_DISABLED,
	346	HAPD_IFACE_COUNTRY_UPDATE,
	347	HAPD_IFACE_ACS,
	348	HAPD_IFACE_HT_SCAN,
	349	HAPD_IFACE_DFS,
	350	HAPD_IFACE_ENABLED
	351	} state;
	352
8319e312 TP	353	#ifdef CONFIG_MESH
	354	struct mesh_conf *mconf;
	355	#endif /* CONFIG_MESH */
	356
6fc6879b JM	357	size_t num_bss;
	358	struct hostapd_data **bss;
	359
f0793bf1	360	unsigned int wait_channel_update:1;
dc036d9e	361	unsigned int cac_started:1;
6959145b AN	362	#ifdef CONFIG_FST
6959145b AN	363	struct fst_iface *fst;
84bcb4e7	364	const struct wpabuf *fst_ies;
6959145b	365	#endif /* CONFIG_FST */
f0793bf1	366
354c903f MB	367	/*
	368	* When set, indicates that the driver will handle the AP
	369	* teardown: delete global keys, station keys, and stations.
	370	*/
	371	unsigned int driver_ap_teardown:1;
	372
053693d2 SD	373	/*
	374	* When set, indicates that this interface is part of list of
	375	* interfaces that need to be started together (synchronously).
	376	*/
	377	unsigned int need_to_start_in_sync:1;
	378
	379	/* Ready to start but waiting for other interfaces to become ready. */
	380	unsigned int ready_to_start_in_sync:1;
	381
6fc6879b JM	382	int num_ap; /* number of entries in ap_list */
	383	struct ap_info ap_list; / AP info list head */
	384	struct ap_info *ap_hash[STA_HASH_SIZE];
6fc6879b	385
e3a8ad44	386	u64 drv_flags;
4f73d88a	387
04ee647d EP	388	/* SMPS modes supported by the driver (WPA_DRIVER_SMPS_MODE_) /
	389	unsigned int smps_modes;
	390
4f73d88a AN	391	/*
	392	* A bitmap of supported protocols for probe response offload. See
	393	* struct wpa_driver_capa in driver.h
	394	*/
	395	unsigned int probe_resp_offloads;
	396
8cd6b7bc JB	397	/* extended capabilities supported by the driver */
	398	const u8 extended_capa, extended_capa_mask;
	399	unsigned int extended_capa_len;
	400
3cb953e4 JM	401	unsigned int drv_max_acl_mac_addrs;
3cb953e4 JM	402
6fc6879b JM	403	struct hostapd_hw_modes *hw_features;
	404	int num_hw_features;
	405	struct hostapd_hw_modes *current_mode;
	406	/* Rates that are currently used (i.e., filtered copy of
	407	* current_mode->channels */
	408	int num_rates;
	409	struct hostapd_rate_data *current_rates;
e5693c47	410	int *basic_rates;
c706d5aa	411	int freq;
6fc6879b JM	412
	413	u16 hw_flags;
	414
	415	/* Number of associated Non-ERP stations (i.e., stations using 802.11b
	416	* in 802.11g BSS) */
	417	int num_sta_non_erp;
	418
	419	/* Number of associated stations that do not support Short Slot Time */
	420	int num_sta_no_short_slot_time;
	421
	422	/* Number of associated stations that do not support Short Preamble */
	423	int num_sta_no_short_preamble;
	424
	425	int olbc; /* Overlapping Legacy BSS Condition */
	426
de9289c8 JM	427	/* Number of HT associated stations that do not support greenfield */
	428	int num_sta_ht_no_gf;
	429
	430	/* Number of associated non-HT stations */
	431	int num_sta_no_ht;
	432
	433	/* Number of HT associated stations 20 MHz */
	434	int num_sta_ht_20mhz;
	435
9c47f6a2 PX	436	/* Number of HT40 intolerant stations */
	437	int num_sta_ht40_intolerant;
	438
de9289c8 JM	439	/* Overlapping BSS information */
	440	int olbc_ht;
	441
edd360e1	442	u16 ht_op_mode;
0185007c MK	443
	444	/* surveying helpers */
	445
	446	/* number of channels surveyed */
	447	unsigned int chans_surveyed;
	448
	449	/* lowest observed noise floor in dBm */
	450	s8 lowest_nf;
	451
ec8f36af KP	452	/* channel utilization calculation */
	453	u64 last_channel_time;
	454	u64 last_channel_time_busy;
	455	u8 channel_utilization;
	456
6315bfdb AO	457	/* eCSA IE will be added only if operating class is specified */
	458	u8 cs_oper_class;
	459
bbbacbf2 JD	460	unsigned int dfs_cac_ms;
	461	struct os_reltime dfs_cac_start;
	462
9c47f6a2 PX	463	/* Latched with the actual secondary channel information and will be
	464	* used while juggling between HT20 and HT40 modes. */
	465	int secondary_ch;
	466
50f4f2a0 MK	467	#ifdef CONFIG_ACS
	468	unsigned int acs_num_completed_scans;
	469	#endif /* CONFIG_ACS */
	470
ad1e68e6	471	void (scan_cb)(struct hostapd_iface iface);
5f0bca77	472	int num_ht40_scan_tries;
a65a9b8d JM	473
	474	struct dl_list sta_seen; /* struct hostapd_sta_info */
	475	unsigned int num_sta_seen;
6fc6879b JM	476	};
6fc6879b JM	477
a4f21109	478	/* hostapd.c */
07bcdbb1 JM	479	int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
	480	int (cb)(struct hostapd_iface iface,
	481	void ctx), void ctx);
ad08c363	482	int hostapd_reload_config(struct hostapd_iface *iface);
b6a7859d JM	483	struct hostapd_data *
	484	hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
	485	struct hostapd_config *conf,
	486	struct hostapd_bss_config *bss);
5c333467	487	int hostapd_setup_interface(struct hostapd_iface *iface);
ad1e68e6	488	int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
5c333467	489	void hostapd_interface_deinit(struct hostapd_iface *iface);
f7c47833	490	void hostapd_interface_free(struct hostapd_iface *iface);
5e993390	491	struct hostapd_iface * hostapd_alloc_iface(void);
66936c6a KP	492	struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
66936c6a KP	493	const char *config_file);
a1fb5692 KP	494	struct hostapd_iface *
	495	hostapd_interface_init_bss(struct hapd_interfaces interfaces, const char phy,
	496	const char *config_fname, int debug);
a4f21109 JM	497	void hostapd_new_assoc_sta(struct hostapd_data hapd, struct sta_info sta,
a4f21109 JM	498	int reassoc);
75545652 SP	499	void hostapd_interface_deinit_free(struct hostapd_iface *iface);
	500	int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
	501	int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
	502	int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
06bb8c62 SP	503	int hostapd_add_iface(struct hapd_interfaces ifaces, char buf);
06bb8c62 SP	504	int hostapd_remove_iface(struct hapd_interfaces ifaces, char buf);
795baf77	505	void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator);
e1c5faf0	506	void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
5ae6449c	507	const char * hostapd_state_text(enum hostapd_iface_state s);
4e0ab656	508	int hostapd_csa_in_progress(struct hostapd_iface *iface);
bf281c12 AO	509	int hostapd_switch_channel(struct hostapd_data *hapd,
bf281c12 AO	510	struct csa_settings *settings);
5841958f MK	511	void
	512	hostapd_switch_channel_fallback(struct hostapd_iface *iface,
	513	const struct hostapd_freq_params *freq_params);
bf281c12	514	void hostapd_cleanup_cs_params(struct hostapd_data *hapd);
3188aaba	515	void hostapd_periodic_iface(struct hostapd_iface *iface);
5c333467	516
a4f21109	517	/* utils.c */
fa16028d	518	int hostapd_register_probereq_cb(struct hostapd_data *hapd,
cd7d80f3	519	int (cb)(void ctx, const u8 *sa,
04a85e44	520	const u8 da, const u8 bssid,
baf513d6 JB	521	const u8 *ie, size_t ie_len,
baf513d6 JB	522	int ssi_signal),
fa16028d	523	void *ctx);
0aef3ec8	524	void hostapd_prune_associations(struct hostapd_data hapd, const u8 addr);
fa16028d	525
1d041bec JM	526	/* drv_callbacks.c (TODO: move to somewhere else?) */
1d041bec JM	527	int hostapd_notif_assoc(struct hostapd_data hapd, const u8 addr,
39b08b5f	528	const u8 *ie, size_t ielen, int reassoc);
1d041bec	529	void hostapd_notif_disassoc(struct hostapd_data hapd, const u8 addr);
0d7e5a3a	530	void hostapd_event_sta_low_ack(struct hostapd_data hapd, const u8 addr);
3140803b RM	531	void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
3140803b RM	532	const u8 *addr, int reason_code);
04a85e44	533	int hostapd_probe_req_rx(struct hostapd_data hapd, const u8 sa, const u8 *da,
baf513d6 JB	534	const u8 bssid, const u8 ie, size_t ie_len,
baf513d6 JB	535	int ssi_signal);
1b487b8b	536	void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
8d1fdde7	537	int offset, int width, int cf1, int cf2);
96bc5086 TB	538	struct survey_results;
	539	void hostapd_event_get_survey(struct hostapd_iface *iface,
	540	struct survey_results *survey_results);
d9909717 TB	541	void hostapd_acs_channel_selected(struct hostapd_data *hapd,
d9909717 TB	542	struct acs_selected_channels *acs_res);
1d041bec	543
ee431d77 JM	544	const struct hostapd_eap_user *
	545	hostapd_get_eap_user(struct hostapd_data hapd, const u8 identity,
	546	size_t identity_len, int phase2);
	547
6959145b AN	548	struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
	549	const char *ifname);
	550
	551	#ifdef CONFIG_FST
	552	void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
	553	struct fst_wpa_obj *iface_obj);
	554	#endif /* CONFIG_FST */
	555
6fc6879b	556	#endif /* HOSTAPD_H */