[thirdparty/hostap.git] / wpa_supplicant / wpa_supplicant_i.h

/*
 * wpa_supplicant - Internal definitions
 * Copyright (c) 2003-2010, 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 WPA_SUPPLICANT_I_H
#define WPA_SUPPLICANT_I_H

#include "utils/list.h"
#include "common/defs.h"

extern const char *wpa_supplicant_version;
extern const char *wpa_supplicant_license;
#ifndef CONFIG_NO_STDOUT_DEBUG
extern const char *wpa_supplicant_full_license1;
extern const char *wpa_supplicant_full_license2;
extern const char *wpa_supplicant_full_license3;
extern const char *wpa_supplicant_full_license4;
extern const char *wpa_supplicant_full_license5;
#endif /* CONFIG_NO_STDOUT_DEBUG */

struct wpa_sm;
struct wpa_supplicant;
struct ibss_rsn;
struct scan_info;
struct wpa_bss;
struct wpa_scan_results;

/*
 * Forward declarations of private structures used within the ctrl_iface
 * backends. Other parts of wpa_supplicant do not have access to data stored in
 * these structures.
 */
struct ctrl_iface_priv;
struct ctrl_iface_global_priv;
struct wpas_dbus_priv;

/**
 * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
 */
struct wpa_interface {
	/**
	 * confname - Configuration name (file or profile) name
	 *
	 * This can also be %NULL when a configuration file is not used. In
	 * that case, ctrl_interface must be set to allow the interface to be
	 * configured.
	 */
	const char *confname;

	/**
	 * ctrl_interface - Control interface parameter
	 *
	 * If a configuration file is not used, this variable can be used to
	 * set the ctrl_interface parameter that would have otherwise been read
	 * from the configuration file. If both confname and ctrl_interface are
	 * set, ctrl_interface is used to override the value from configuration
	 * file.
	 */
	const char *ctrl_interface;

	/**
	 * driver - Driver interface name, or %NULL to use the default driver
	 */
	const char *driver;

	/**
	 * driver_param - Driver interface parameters
	 *
	 * If a configuration file is not used, this variable can be used to
	 * set the driver_param parameters that would have otherwise been read
	 * from the configuration file. If both confname and driver_param are
	 * set, driver_param is used to override the value from configuration
	 * file.
	 */
	const char *driver_param;

	/**
	 * ifname - Interface name
	 */
	const char *ifname;

	/**
	 * bridge_ifname - Optional bridge interface name
	 *
	 * If the driver interface (ifname) is included in a Linux bridge
	 * device, the bridge interface may need to be used for receiving EAPOL
	 * frames. This can be enabled by setting this variable to enable
	 * receiving of EAPOL frames from an additional interface.
	 */
	const char *bridge_ifname;
};

/**
 * struct wpa_params - Parameters for wpa_supplicant_init()
 */
struct wpa_params {
	/**
	 * daemonize - Run %wpa_supplicant in the background
	 */
	int daemonize;

	/**
	 * wait_for_monitor - Wait for a monitor program before starting
	 */
	int wait_for_monitor;

	/**
	 * pid_file - Path to a PID (process ID) file
	 *
	 * If this and daemonize are set, process ID of the background process
	 * will be written to the specified file.
	 */
	char *pid_file;

	/**
	 * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
	 */
	int wpa_debug_level;

	/**
	 * wpa_debug_show_keys - Whether keying material is included in debug
	 *
	 * This parameter can be used to allow keying material to be included
	 * in debug messages. This is a security risk and this option should
	 * not be enabled in normal configuration. If needed during
	 * development or while troubleshooting, this option can provide more
	 * details for figuring out what is happening.
	 */
	int wpa_debug_show_keys;

	/**
	 * wpa_debug_timestamp - Whether to include timestamp in debug messages
	 */
	int wpa_debug_timestamp;

	/**
	 * ctrl_interface - Global ctrl_iface path/parameter
	 */
	char *ctrl_interface;

	/**
	 * dbus_ctrl_interface - Enable the DBus control interface
	 */
	int dbus_ctrl_interface;

	/**
	 * wpa_debug_file_path - Path of debug file or %NULL to use stdout
	 */
	const char *wpa_debug_file_path;

	/**
	 * wpa_debug_syslog - Enable log output through syslog
	 */
	int wpa_debug_syslog;

	/**
	 * override_driver - Optional driver parameter override
	 *
	 * This parameter can be used to override the driver parameter in
	 * dynamic interface addition to force a specific driver wrapper to be
	 * used instead.
	 */
	char *override_driver;

	/**
	 * override_ctrl_interface - Optional ctrl_interface override
	 *
	 * This parameter can be used to override the ctrl_interface parameter
	 * in dynamic interface addition to force a control interface to be
	 * created.
	 */
	char *override_ctrl_interface;
};

/**
 * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 *
 * This structure is initialized by calling wpa_supplicant_init() when starting
 * %wpa_supplicant.
 */
struct wpa_global {
	struct wpa_supplicant *ifaces;
	struct wpa_params params;
	struct ctrl_iface_global_priv *ctrl_iface;
	struct wpas_dbus_priv *dbus;
	void **drv_priv;
	size_t drv_count;
	struct os_time suspend_time;
};


struct wpa_client_mlme {
#ifdef CONFIG_CLIENT_MLME
	enum {
		IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
		IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
		IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
	} state;
	u8 prev_bssid[ETH_ALEN];
	u8 ssid[32];
	size_t ssid_len;
	u16 aid;
	u16 ap_capab, capab;
	u8 *extra_ie; /* to be added to the end of AssocReq */
	size_t extra_ie_len;
	u8 *extra_probe_ie; /* to be added to the end of ProbeReq */
	size_t extra_probe_ie_len;
	enum wpa_key_mgmt key_mgmt;

	/* The last AssocReq/Resp IEs */
	u8 *assocreq_ies, *assocresp_ies;
	size_t assocreq_ies_len, assocresp_ies_len;

	int auth_tries, assoc_tries;

	unsigned int ssid_set:1;
	unsigned int bssid_set:1;
	unsigned int prev_bssid_set:1;
	unsigned int authenticated:1;
	unsigned int associated:1;
	unsigned int probereq_poll:1;
	unsigned int use_protection:1;
	unsigned int create_ibss:1;
	unsigned int mixed_cell:1;
	unsigned int wmm_enabled:1;

	struct os_time last_probe;

	unsigned int auth_algs; /* bitfield of allowed auth algs
				 * (WPA_AUTH_ALG_*) */
	int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
	int auth_transaction;

	struct os_time ibss_join_req;
	u8 *probe_resp; /* ProbeResp template for IBSS */
	size_t probe_resp_len;
	u32 supp_rates_bits;

	int wmm_last_param_set;

	int sta_scanning;
	int scan_hw_mode_idx;
	int scan_channel_idx;
	enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
	struct os_time last_scan_completed;
	int scan_oper_channel;
	int scan_oper_freq;
	int scan_oper_phymode;
	u8 scan_ssid[32];
	size_t scan_ssid_len;
	int scan_skip_11b;
	int *scan_freqs;

	struct ieee80211_sta_bss *sta_bss_list;
#define STA_HASH_SIZE 256
#define STA_HASH(sta) (sta[5])
	struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];

	int cts_protect_erp_frames;

	enum hostapd_hw_mode phymode; /* current mode */
	struct hostapd_hw_modes *modes;
	size_t num_modes;
	unsigned int hw_modes; /* bitfield of allowed hardware modes;
				* (1 << HOSTAPD_MODE_*) */
	int num_curr_rates;
	int *curr_rates;
	int freq; /* The current frequency in MHz */
	int channel; /* The current IEEE 802.11 channel number */

#ifdef CONFIG_IEEE80211R
	u8 current_md[6];
	u8 *ft_ies;
	size_t ft_ies_len;
#endif /* CONFIG_IEEE80211R */

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

#else /* CONFIG_CLIENT_MLME */
	int dummy; /* to keep MSVC happy */
#endif /* CONFIG_CLIENT_MLME */
};

/**
 * struct wpa_supplicant - Internal data for wpa_supplicant interface
 *
 * This structure contains the internal data for core wpa_supplicant code. This
 * should be only used directly from the core code. However, a pointer to this
 * data is used from other files as an arbitrary context pointer in calls to
 * core functions.
 */
struct wpa_supplicant {
	struct wpa_global *global;
	struct wpa_supplicant *next;
	struct l2_packet_data *l2;
	struct l2_packet_data *l2_br;
	unsigned char own_addr[ETH_ALEN];
	char ifname[100];
#ifdef CONFIG_CTRL_IFACE_DBUS
	char *dbus_path;
#endif /* CONFIG_CTRL_IFACE_DBUS */
#ifdef CONFIG_CTRL_IFACE_DBUS_NEW
	char *dbus_new_path;
#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
	char bridge_ifname[16];

	char *confname;
	struct wpa_config *conf;
	int countermeasures;
	os_time_t last_michael_mic_error;
	u8 bssid[ETH_ALEN];
	u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
				     * field contains the targer BSSID. */
	int reassociate; /* reassociation requested */
	int disconnected; /* all connections disabled; i.e., do no reassociate
			   * before this has been cleared */
	struct wpa_ssid *current_ssid;
	struct wpa_bss *current_bss;
	int ap_ies_from_associnfo;
	unsigned int assoc_freq;

	/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
	int pairwise_cipher;
	int group_cipher;
	int key_mgmt;
	int mgmt_group_cipher;

	void *drv_priv; /* private data used by driver_ops */
	void *global_drv_priv;

	struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
					  * NULL = not yet initialized (start
					  * with wildcard SSID)
					  * WILDCARD_SSID_SCAN = wildcard
					  * SSID was used in the previous scan
					  */
#define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)

	void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
				 struct wpa_scan_results *scan_res);
	struct dl_list bss; /* struct wpa_bss::list */
	struct dl_list bss_id; /* struct wpa_bss::list_id */
	size_t num_bss;
	unsigned int bss_update_idx;
	unsigned int bss_next_id;

	struct wpa_driver_ops *driver;
	int interface_removed; /* whether the network interface has been
				* removed */
	struct wpa_sm *wpa;
	struct eapol_sm *eapol;

	struct ctrl_iface_priv *ctrl_iface;

	enum wpa_states wpa_state;
	int scanning;
	int new_connection;
	int reassociated_connection;

	int eapol_received; /* number of EAPOL packets received after the
			     * previous association event */

	struct scard_data *scard;

	unsigned char last_eapol_src[ETH_ALEN];

	int keys_cleared;

	struct wpa_blacklist *blacklist;

	int scan_req; /* manual scan request; this forces a scan even if there
		       * are no enabled networks in the configuration */
	int scan_runs; /* number of scan runs since WPS was started */

	struct wpa_client_mlme mlme;
	unsigned int drv_flags;
	int max_scan_ssids;
	unsigned int max_remain_on_chan;

	int pending_mic_error_report;
	int pending_mic_error_pairwise;
	int mic_errors_seen; /* Michael MIC errors with the current PTK */

	struct wps_context *wps;
	int wps_success; /* WPS success event received */
	struct wps_er *wps_er;
	int blacklist_cleared;

	struct wpabuf *pending_eapol_rx;
	struct os_time pending_eapol_rx_time;
	u8 pending_eapol_rx_src[ETH_ALEN];

	struct ibss_rsn *ibss_rsn;

#ifdef CONFIG_SME
	struct {
		u8 ssid[32];
		size_t ssid_len;
		int freq;
		u8 assoc_req_ie[80];
		size_t assoc_req_ie_len;
		int mfp;
		int ft_used;
		u8 mobility_domain[2];
		u8 *ft_ies;
		size_t ft_ies_len;
		u8 prev_bssid[ETH_ALEN];
		int prev_bssid_set;
		int auth_alg;
	} sme;
#endif /* CONFIG_SME */

#ifdef CONFIG_AP
	struct hostapd_iface *ap_iface;
	void (*ap_configured_cb)(void *ctx, void *data);
	void *ap_configured_cb_ctx;
	void *ap_configured_cb_data;
#endif /* CONFIG_AP */

	struct wpa_ssid *bgscan_ssid;
	const struct bgscan_ops *bgscan;
	void *bgscan_priv;

	int connect_without_scan;

	int after_wps;
	unsigned int wps_freq;
};


/* wpa_supplicant.c */
int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);

int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);

const char * wpa_supplicant_state_txt(enum wpa_states state);
int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
			      struct wpa_bss *bss, struct wpa_ssid *ssid,
			      u8 *wpa_ie, size_t *wpa_ie_len);
void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
			      struct wpa_bss *bss,
			      struct wpa_ssid *ssid);
void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
				       struct wpa_ssid *ssid);
void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
				     int sec, int usec);
void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
			      enum wpa_states state);
struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
				   int reason_code);
void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
				 int reason_code);

void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
				   struct wpa_ssid *ssid);
void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
				    struct wpa_ssid *ssid);
void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
				   struct wpa_ssid *ssid);
int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
			       int ap_scan);
int wpa_supplicant_set_debug_params(struct wpa_global *global,
				    int debug_level, int debug_timestamp,
				    int debug_show_keys);

void wpa_show_license(void);

struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
						 struct wpa_interface *iface);
int wpa_supplicant_remove_iface(struct wpa_global *global,
				struct wpa_supplicant *wpa_s);
struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
						 const char *ifname);
struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
int wpa_supplicant_run(struct wpa_global *global);
void wpa_supplicant_deinit(struct wpa_global *global);

int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
			      struct wpa_ssid *ssid);
void wpa_supplicant_terminate_proc(struct wpa_global *global);
void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
			     const u8 *buf, size_t len);
enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
enum wpa_cipher cipher_suite2driver(int cipher);

/* events.c */
void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
void wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
			    struct wpa_bss *selected,
			    struct wpa_ssid *ssid);

/* eap_register.c */
int eap_register_methods(void);

#endif /* WPA_SUPPLICANT_I_H */
Commit	Line	Data
	1	/*
	2	* wpa_supplicant - Internal definitions
	3	* Copyright (c) 2003-2010, Jouni Malinen <j@w1.fi>
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License version 2 as
	7	* published by the Free Software Foundation.
	8	*
	9	* Alternatively, this software may be distributed under the terms of BSD
	10	* license.
	11	*
	12	* See README and COPYING for more details.
	13	*/
	14
	15	#ifndef WPA_SUPPLICANT_I_H
	16	#define WPA_SUPPLICANT_I_H
	17
	18	#include "utils/list.h"
	19	#include "common/defs.h"
	20
	21	extern const char *wpa_supplicant_version;
	22	extern const char *wpa_supplicant_license;
	23	#ifndef CONFIG_NO_STDOUT_DEBUG
	24	extern const char *wpa_supplicant_full_license1;
	25	extern const char *wpa_supplicant_full_license2;
	26	extern const char *wpa_supplicant_full_license3;
	27	extern const char *wpa_supplicant_full_license4;
	28	extern const char *wpa_supplicant_full_license5;
	29	#endif /* CONFIG_NO_STDOUT_DEBUG */
	30
	31	struct wpa_sm;
	32	struct wpa_supplicant;
	33	struct ibss_rsn;
	34	struct scan_info;
	35	struct wpa_bss;
	36	struct wpa_scan_results;
	37
	38	/*
	39	* Forward declarations of private structures used within the ctrl_iface
	40	* backends. Other parts of wpa_supplicant do not have access to data stored in
	41	* these structures.
	42	*/
	43	struct ctrl_iface_priv;
	44	struct ctrl_iface_global_priv;
	45	struct wpas_dbus_priv;
	46
	47	/**
	48	* struct wpa_interface - Parameters for wpa_supplicant_add_iface()
	49	*/
	50	struct wpa_interface {
	51	/**
	52	* confname - Configuration name (file or profile) name
	53	*
	54	* This can also be %NULL when a configuration file is not used. In
	55	* that case, ctrl_interface must be set to allow the interface to be
	56	* configured.
	57	*/
	58	const char *confname;
	59
	60	/**
	61	* ctrl_interface - Control interface parameter
	62	*
	63	* If a configuration file is not used, this variable can be used to
	64	* set the ctrl_interface parameter that would have otherwise been read
	65	* from the configuration file. If both confname and ctrl_interface are
	66	* set, ctrl_interface is used to override the value from configuration
	67	* file.
	68	*/
	69	const char *ctrl_interface;
	70
	71	/**
	72	* driver - Driver interface name, or %NULL to use the default driver
	73	*/
	74	const char *driver;
	75
	76	/**
	77	* driver_param - Driver interface parameters
	78	*
	79	* If a configuration file is not used, this variable can be used to
	80	* set the driver_param parameters that would have otherwise been read
	81	* from the configuration file. If both confname and driver_param are
	82	* set, driver_param is used to override the value from configuration
	83	* file.
	84	*/
	85	const char *driver_param;
	86
	87	/**
	88	* ifname - Interface name
	89	*/
	90	const char *ifname;
	91
	92	/**
	93	* bridge_ifname - Optional bridge interface name
	94	*
	95	* If the driver interface (ifname) is included in a Linux bridge
	96	* device, the bridge interface may need to be used for receiving EAPOL
	97	* frames. This can be enabled by setting this variable to enable
	98	* receiving of EAPOL frames from an additional interface.
	99	*/
	100	const char *bridge_ifname;
	101	};
	102
	103	/**
	104	* struct wpa_params - Parameters for wpa_supplicant_init()
	105	*/
	106	struct wpa_params {
	107	/**
	108	* daemonize - Run %wpa_supplicant in the background
	109	*/
	110	int daemonize;
	111
	112	/**
	113	* wait_for_monitor - Wait for a monitor program before starting
	114	*/
	115	int wait_for_monitor;
	116
	117	/**
	118	* pid_file - Path to a PID (process ID) file
	119	*
	120	* If this and daemonize are set, process ID of the background process
	121	* will be written to the specified file.
	122	*/
	123	char *pid_file;
	124
	125	/**
	126	* wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
	127	*/
	128	int wpa_debug_level;
	129
	130	/**
	131	* wpa_debug_show_keys - Whether keying material is included in debug
	132	*
	133	* This parameter can be used to allow keying material to be included
	134	* in debug messages. This is a security risk and this option should
	135	* not be enabled in normal configuration. If needed during
	136	* development or while troubleshooting, this option can provide more
	137	* details for figuring out what is happening.
	138	*/
	139	int wpa_debug_show_keys;
	140
	141	/**
	142	* wpa_debug_timestamp - Whether to include timestamp in debug messages
	143	*/
	144	int wpa_debug_timestamp;
	145
	146	/**
	147	* ctrl_interface - Global ctrl_iface path/parameter
	148	*/
	149	char *ctrl_interface;
	150
	151	/**
	152	* dbus_ctrl_interface - Enable the DBus control interface
	153	*/
	154	int dbus_ctrl_interface;
	155
	156	/**
	157	* wpa_debug_file_path - Path of debug file or %NULL to use stdout
	158	*/
	159	const char *wpa_debug_file_path;
	160
	161	/**
	162	* wpa_debug_syslog - Enable log output through syslog
	163	*/
	164	int wpa_debug_syslog;
	165
	166	/**
	167	* override_driver - Optional driver parameter override
	168	*
	169	* This parameter can be used to override the driver parameter in
	170	* dynamic interface addition to force a specific driver wrapper to be
	171	* used instead.
	172	*/
	173	char *override_driver;
	174
	175	/**
	176	* override_ctrl_interface - Optional ctrl_interface override
	177	*
	178	* This parameter can be used to override the ctrl_interface parameter
	179	* in dynamic interface addition to force a control interface to be
	180	* created.
	181	*/
	182	char *override_ctrl_interface;
	183	};
	184
	185	/**
	186	* struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
	187	*
	188	* This structure is initialized by calling wpa_supplicant_init() when starting
	189	* %wpa_supplicant.
	190	*/
	191	struct wpa_global {
	192	struct wpa_supplicant *ifaces;
	193	struct wpa_params params;
	194	struct ctrl_iface_global_priv *ctrl_iface;
	195	struct wpas_dbus_priv *dbus;
	196	void **drv_priv;
	197	size_t drv_count;
	198	struct os_time suspend_time;
	199	};
	200
	201
	202	struct wpa_client_mlme {
	203	#ifdef CONFIG_CLIENT_MLME
	204	enum {
	205	IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
	206	IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
	207	IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
	208	} state;
	209	u8 prev_bssid[ETH_ALEN];
	210	u8 ssid[32];
	211	size_t ssid_len;
	212	u16 aid;
	213	u16 ap_capab, capab;
	214	u8 extra_ie; / to be added to the end of AssocReq */
	215	size_t extra_ie_len;
	216	u8 extra_probe_ie; / to be added to the end of ProbeReq */
	217	size_t extra_probe_ie_len;
	218	enum wpa_key_mgmt key_mgmt;
	219
	220	/* The last AssocReq/Resp IEs */
	221	u8 assocreq_ies, assocresp_ies;
	222	size_t assocreq_ies_len, assocresp_ies_len;
	223
	224	int auth_tries, assoc_tries;
	225
	226	unsigned int ssid_set:1;
	227	unsigned int bssid_set:1;
	228	unsigned int prev_bssid_set:1;
	229	unsigned int authenticated:1;
	230	unsigned int associated:1;
	231	unsigned int probereq_poll:1;
	232	unsigned int use_protection:1;
	233	unsigned int create_ibss:1;
	234	unsigned int mixed_cell:1;
	235	unsigned int wmm_enabled:1;
	236
	237	struct os_time last_probe;
	238
	239	unsigned int auth_algs; /* bitfield of allowed auth algs
	240	* (WPA_AUTH_ALG_) /
	241	int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
	242	int auth_transaction;
	243
	244	struct os_time ibss_join_req;
	245	u8 probe_resp; / ProbeResp template for IBSS */
	246	size_t probe_resp_len;
	247	u32 supp_rates_bits;
	248
	249	int wmm_last_param_set;
	250
	251	int sta_scanning;
	252	int scan_hw_mode_idx;
	253	int scan_channel_idx;
	254	enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
	255	struct os_time last_scan_completed;
	256	int scan_oper_channel;
	257	int scan_oper_freq;
	258	int scan_oper_phymode;
	259	u8 scan_ssid[32];
	260	size_t scan_ssid_len;
	261	int scan_skip_11b;
	262	int *scan_freqs;
	263
	264	struct ieee80211_sta_bss *sta_bss_list;
	265	#define STA_HASH_SIZE 256
	266	#define STA_HASH(sta) (sta[5])
	267	struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
	268
	269	int cts_protect_erp_frames;
	270
	271	enum hostapd_hw_mode phymode; /* current mode */
	272	struct hostapd_hw_modes *modes;
	273	size_t num_modes;
	274	unsigned int hw_modes; /* bitfield of allowed hardware modes;
	275	* (1 << HOSTAPD_MODE_) /
	276	int num_curr_rates;
	277	int *curr_rates;
	278	int freq; /* The current frequency in MHz */
	279	int channel; /* The current IEEE 802.11 channel number */
	280
	281	#ifdef CONFIG_IEEE80211R
	282	u8 current_md[6];
	283	u8 *ft_ies;
	284	size_t ft_ies_len;
	285	#endif /* CONFIG_IEEE80211R */
	286
	287	void (public_action_cb)(void ctx, const u8 *buf, size_t len,
	288	int freq);
	289	void *public_action_cb_ctx;
	290
	291	#else /* CONFIG_CLIENT_MLME */
	292	int dummy; /* to keep MSVC happy */
	293	#endif /* CONFIG_CLIENT_MLME */
	294	};
	295
	296	/**
	297	* struct wpa_supplicant - Internal data for wpa_supplicant interface
	298	*
	299	* This structure contains the internal data for core wpa_supplicant code. This
	300	* should be only used directly from the core code. However, a pointer to this
	301	* data is used from other files as an arbitrary context pointer in calls to
	302	* core functions.
	303	*/
	304	struct wpa_supplicant {
	305	struct wpa_global *global;
	306	struct wpa_supplicant *next;
	307	struct l2_packet_data *l2;
	308	struct l2_packet_data *l2_br;
	309	unsigned char own_addr[ETH_ALEN];
	310	char ifname[100];
	311	#ifdef CONFIG_CTRL_IFACE_DBUS
	312	char *dbus_path;
	313	#endif /* CONFIG_CTRL_IFACE_DBUS */
	314	#ifdef CONFIG_CTRL_IFACE_DBUS_NEW
	315	char *dbus_new_path;
	316	#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
	317	char bridge_ifname[16];
	318
	319	char *confname;
	320	struct wpa_config *conf;
	321	int countermeasures;
	322	os_time_t last_michael_mic_error;
	323	u8 bssid[ETH_ALEN];
	324	u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
	325	* field contains the targer BSSID. */
	326	int reassociate; /* reassociation requested */
	327	int disconnected; /* all connections disabled; i.e., do no reassociate
	328	* before this has been cleared */
	329	struct wpa_ssid *current_ssid;
	330	struct wpa_bss *current_bss;
	331	int ap_ies_from_associnfo;
	332	unsigned int assoc_freq;
	333
	334	/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
	335	int pairwise_cipher;
	336	int group_cipher;
	337	int key_mgmt;
	338	int mgmt_group_cipher;
	339
	340	void drv_priv; / private data used by driver_ops */
	341	void *global_drv_priv;
	342
	343	struct wpa_ssid prev_scan_ssid; / previously scanned SSID;
	344	* NULL = not yet initialized (start
	345	* with wildcard SSID)
	346	* WILDCARD_SSID_SCAN = wildcard
	347	* SSID was used in the previous scan
	348	*/
	349	#define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
	350
	351	void (scan_res_handler)(struct wpa_supplicant wpa_s,
	352	struct wpa_scan_results *scan_res);
	353	struct dl_list bss; /* struct wpa_bss::list */
	354	struct dl_list bss_id; /* struct wpa_bss::list_id */
	355	size_t num_bss;
	356	unsigned int bss_update_idx;
	357	unsigned int bss_next_id;
	358
	359	struct wpa_driver_ops *driver;
	360	int interface_removed; /* whether the network interface has been
	361	* removed */
	362	struct wpa_sm *wpa;
	363	struct eapol_sm *eapol;
	364
	365	struct ctrl_iface_priv *ctrl_iface;
	366
	367	enum wpa_states wpa_state;
	368	int scanning;
	369	int new_connection;
	370	int reassociated_connection;
	371
	372	int eapol_received; /* number of EAPOL packets received after the
	373	* previous association event */
	374
	375	struct scard_data *scard;
	376
	377	unsigned char last_eapol_src[ETH_ALEN];
	378
	379	int keys_cleared;
	380
	381	struct wpa_blacklist *blacklist;
	382
	383	int scan_req; /* manual scan request; this forces a scan even if there
	384	* are no enabled networks in the configuration */
	385	int scan_runs; /* number of scan runs since WPS was started */
	386
	387	struct wpa_client_mlme mlme;
	388	unsigned int drv_flags;
	389	int max_scan_ssids;
	390	unsigned int max_remain_on_chan;
	391
	392	int pending_mic_error_report;
	393	int pending_mic_error_pairwise;
	394	int mic_errors_seen; /* Michael MIC errors with the current PTK */
	395
	396	struct wps_context *wps;
	397	int wps_success; /* WPS success event received */
	398	struct wps_er *wps_er;
	399	int blacklist_cleared;
	400
	401	struct wpabuf *pending_eapol_rx;
	402	struct os_time pending_eapol_rx_time;
	403	u8 pending_eapol_rx_src[ETH_ALEN];
	404
	405	struct ibss_rsn *ibss_rsn;
	406
	407	#ifdef CONFIG_SME
	408	struct {
	409	u8 ssid[32];
	410	size_t ssid_len;
	411	int freq;
	412	u8 assoc_req_ie[80];
	413	size_t assoc_req_ie_len;
	414	int mfp;
	415	int ft_used;
	416	u8 mobility_domain[2];
	417	u8 *ft_ies;
	418	size_t ft_ies_len;
	419	u8 prev_bssid[ETH_ALEN];
	420	int prev_bssid_set;
	421	int auth_alg;
	422	} sme;
	423	#endif /* CONFIG_SME */
	424
	425	#ifdef CONFIG_AP
	426	struct hostapd_iface *ap_iface;
	427	void (ap_configured_cb)(void ctx, void *data);
	428	void *ap_configured_cb_ctx;
	429	void *ap_configured_cb_data;
	430	#endif /* CONFIG_AP */
	431
	432	struct wpa_ssid *bgscan_ssid;
	433	const struct bgscan_ops *bgscan;
	434	void *bgscan_priv;
	435
	436	int connect_without_scan;
	437
	438	int after_wps;
	439	unsigned int wps_freq;
	440	};
	441
	442
	443	/* wpa_supplicant.c */
	444	int wpa_set_wep_keys(struct wpa_supplicant wpa_s, struct wpa_ssid ssid);
	445
	446	int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
	447
	448	const char * wpa_supplicant_state_txt(enum wpa_states state);
	449	int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
	450	int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
	451	struct wpa_bss bss, struct wpa_ssid ssid,
	452	u8 wpa_ie, size_t wpa_ie_len);
	453	void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
	454	struct wpa_bss *bss,
	455	struct wpa_ssid *ssid);
	456	void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
	457	struct wpa_ssid *ssid);
	458	void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
	459	void wpa_clear_keys(struct wpa_supplicant wpa_s, const u8 addr);
	460	void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
	461	int sec, int usec);
	462	void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
	463	enum wpa_states state);
	464	struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
	465	void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
	466	void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
	467	int reason_code);
	468	void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
	469	int reason_code);
	470
	471	void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
	472	struct wpa_ssid *ssid);
	473	void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
	474	struct wpa_ssid *ssid);
	475	void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
	476	struct wpa_ssid *ssid);
	477	int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
	478	int ap_scan);
	479	int wpa_supplicant_set_debug_params(struct wpa_global *global,
	480	int debug_level, int debug_timestamp,
	481	int debug_show_keys);
	482
	483	void wpa_show_license(void);
	484
	485	struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
	486	struct wpa_interface *iface);
	487	int wpa_supplicant_remove_iface(struct wpa_global *global,
	488	struct wpa_supplicant *wpa_s);
	489	struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
	490	const char *ifname);
	491	struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
	492	int wpa_supplicant_run(struct wpa_global *global);
	493	void wpa_supplicant_deinit(struct wpa_global *global);
	494
	495	int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
	496	struct wpa_ssid *ssid);
	497	void wpa_supplicant_terminate_proc(struct wpa_global *global);
	498	void wpa_supplicant_rx_eapol(void ctx, const u8 src_addr,
	499	const u8 *buf, size_t len);
	500	enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
	501	enum wpa_cipher cipher_suite2driver(int cipher);
	502
	503	/* events.c */
	504	void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
	505	void wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
	506	struct wpa_bss *selected,
	507	struct wpa_ssid *ssid);
	508
	509	/* eap_register.c */
	510	int eap_register_methods(void);
	511
	512	#endif /* WPA_SUPPLICANT_I_H */