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      1 /*
      2  * wpa_supplicant - Internal definitions
      3  * Copyright (c) 2003-2012, Jouni Malinen <j (at) w1.fi>
      4  *
      5  * This software may be distributed under the terms of the BSD license.
      6  * See README for more details.
      7  */
      8 
      9 #ifndef WPA_SUPPLICANT_I_H
     10 #define WPA_SUPPLICANT_I_H
     11 
     12 #include "utils/list.h"
     13 #include "common/defs.h"
     14 #include "config_ssid.h"
     15 
     16 extern const char *wpa_supplicant_version;
     17 extern const char *wpa_supplicant_license;
     18 #ifndef CONFIG_NO_STDOUT_DEBUG
     19 extern const char *wpa_supplicant_full_license1;
     20 extern const char *wpa_supplicant_full_license2;
     21 extern const char *wpa_supplicant_full_license3;
     22 extern const char *wpa_supplicant_full_license4;
     23 extern const char *wpa_supplicant_full_license5;
     24 #endif /* CONFIG_NO_STDOUT_DEBUG */
     25 
     26 struct wpa_sm;
     27 struct wpa_supplicant;
     28 struct ibss_rsn;
     29 struct scan_info;
     30 struct wpa_bss;
     31 struct wpa_scan_results;
     32 struct hostapd_hw_modes;
     33 struct wpa_driver_associate_params;
     34 
     35 /*
     36  * Forward declarations of private structures used within the ctrl_iface
     37  * backends. Other parts of wpa_supplicant do not have access to data stored in
     38  * these structures.
     39  */
     40 struct ctrl_iface_priv;
     41 struct ctrl_iface_global_priv;
     42 struct wpas_dbus_priv;
     43 
     44 /**
     45  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
     46  */
     47 struct wpa_interface {
     48 	/**
     49 	 * confname - Configuration name (file or profile) name
     50 	 *
     51 	 * This can also be %NULL when a configuration file is not used. In
     52 	 * that case, ctrl_interface must be set to allow the interface to be
     53 	 * configured.
     54 	 */
     55 	const char *confname;
     56 
     57 	/**
     58 	 * ctrl_interface - Control interface parameter
     59 	 *
     60 	 * If a configuration file is not used, this variable can be used to
     61 	 * set the ctrl_interface parameter that would have otherwise been read
     62 	 * from the configuration file. If both confname and ctrl_interface are
     63 	 * set, ctrl_interface is used to override the value from configuration
     64 	 * file.
     65 	 */
     66 	const char *ctrl_interface;
     67 
     68 	/**
     69 	 * driver - Driver interface name, or %NULL to use the default driver
     70 	 */
     71 	const char *driver;
     72 
     73 	/**
     74 	 * driver_param - Driver interface parameters
     75 	 *
     76 	 * If a configuration file is not used, this variable can be used to
     77 	 * set the driver_param parameters that would have otherwise been read
     78 	 * from the configuration file. If both confname and driver_param are
     79 	 * set, driver_param is used to override the value from configuration
     80 	 * file.
     81 	 */
     82 	const char *driver_param;
     83 
     84 	/**
     85 	 * ifname - Interface name
     86 	 */
     87 	const char *ifname;
     88 
     89 	/**
     90 	 * bridge_ifname - Optional bridge interface name
     91 	 *
     92 	 * If the driver interface (ifname) is included in a Linux bridge
     93 	 * device, the bridge interface may need to be used for receiving EAPOL
     94 	 * frames. This can be enabled by setting this variable to enable
     95 	 * receiving of EAPOL frames from an additional interface.
     96 	 */
     97 	const char *bridge_ifname;
     98 };
     99 
    100 /**
    101  * struct wpa_params - Parameters for wpa_supplicant_init()
    102  */
    103 struct wpa_params {
    104 	/**
    105 	 * daemonize - Run %wpa_supplicant in the background
    106 	 */
    107 	int daemonize;
    108 
    109 	/**
    110 	 * wait_for_monitor - Wait for a monitor program before starting
    111 	 */
    112 	int wait_for_monitor;
    113 
    114 	/**
    115 	 * pid_file - Path to a PID (process ID) file
    116 	 *
    117 	 * If this and daemonize are set, process ID of the background process
    118 	 * will be written to the specified file.
    119 	 */
    120 	char *pid_file;
    121 
    122 	/**
    123 	 * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
    124 	 */
    125 	int wpa_debug_level;
    126 
    127 	/**
    128 	 * wpa_debug_show_keys - Whether keying material is included in debug
    129 	 *
    130 	 * This parameter can be used to allow keying material to be included
    131 	 * in debug messages. This is a security risk and this option should
    132 	 * not be enabled in normal configuration. If needed during
    133 	 * development or while troubleshooting, this option can provide more
    134 	 * details for figuring out what is happening.
    135 	 */
    136 	int wpa_debug_show_keys;
    137 
    138 	/**
    139 	 * wpa_debug_timestamp - Whether to include timestamp in debug messages
    140 	 */
    141 	int wpa_debug_timestamp;
    142 
    143 	/**
    144 	 * ctrl_interface - Global ctrl_iface path/parameter
    145 	 */
    146 	char *ctrl_interface;
    147 
    148 	/**
    149 	 * dbus_ctrl_interface - Enable the DBus control interface
    150 	 */
    151 	int dbus_ctrl_interface;
    152 
    153 	/**
    154 	 * wpa_debug_file_path - Path of debug file or %NULL to use stdout
    155 	 */
    156 	const char *wpa_debug_file_path;
    157 
    158 	/**
    159 	 * wpa_debug_syslog - Enable log output through syslog
    160 	 */
    161 	int wpa_debug_syslog;
    162 
    163 	/**
    164 	 * wpa_debug_tracing - Enable log output through Linux tracing
    165 	 */
    166 	int wpa_debug_tracing;
    167 
    168 	/**
    169 	 * override_driver - Optional driver parameter override
    170 	 *
    171 	 * This parameter can be used to override the driver parameter in
    172 	 * dynamic interface addition to force a specific driver wrapper to be
    173 	 * used instead.
    174 	 */
    175 	char *override_driver;
    176 
    177 	/**
    178 	 * override_ctrl_interface - Optional ctrl_interface override
    179 	 *
    180 	 * This parameter can be used to override the ctrl_interface parameter
    181 	 * in dynamic interface addition to force a control interface to be
    182 	 * created.
    183 	 */
    184 	char *override_ctrl_interface;
    185 
    186 	/**
    187 	 * entropy_file - Optional entropy file
    188 	 *
    189 	 * This parameter can be used to configure wpa_supplicant to maintain
    190 	 * its internal entropy store over restarts.
    191 	 */
    192 	char *entropy_file;
    193 };
    194 
    195 struct p2p_srv_bonjour {
    196 	struct dl_list list;
    197 	struct wpabuf *query;
    198 	struct wpabuf *resp;
    199 };
    200 
    201 struct p2p_srv_upnp {
    202 	struct dl_list list;
    203 	u8 version;
    204 	char *service;
    205 };
    206 
    207 struct wpa_freq_range {
    208 	unsigned int min;
    209 	unsigned int max;
    210 };
    211 
    212 
    213 /**
    214  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
    215  *
    216  * This structure is initialized by calling wpa_supplicant_init() when starting
    217  * %wpa_supplicant.
    218  */
    219 struct wpa_global {
    220 	struct wpa_supplicant *ifaces;
    221 	struct wpa_params params;
    222 	struct ctrl_iface_global_priv *ctrl_iface;
    223 	struct wpas_dbus_priv *dbus;
    224 	void **drv_priv;
    225 	size_t drv_count;
    226 	struct os_time suspend_time;
    227 	struct p2p_data *p2p;
    228 	struct wpa_supplicant *p2p_init_wpa_s;
    229 	struct wpa_supplicant *p2p_group_formation;
    230 	u8 p2p_dev_addr[ETH_ALEN];
    231 	struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
    232 	struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
    233 	int p2p_disabled;
    234 	int cross_connection;
    235 	struct wpa_freq_range *p2p_disallow_freq;
    236 	unsigned int num_p2p_disallow_freq;
    237 	enum wpa_conc_pref {
    238 		WPA_CONC_PREF_NOT_SET,
    239 		WPA_CONC_PREF_STA,
    240 		WPA_CONC_PREF_P2P
    241 	} conc_pref;
    242 	unsigned int p2p_cb_on_scan_complete:1;
    243 
    244 #ifdef CONFIG_WIFI_DISPLAY
    245 	int wifi_display;
    246 #define MAX_WFD_SUBELEMS 10
    247 	struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
    248 #endif /* CONFIG_WIFI_DISPLAY */
    249 };
    250 
    251 
    252 enum offchannel_send_action_result {
    253 	OFFCHANNEL_SEND_ACTION_SUCCESS /* Frame was send and acknowledged */,
    254 	OFFCHANNEL_SEND_ACTION_NO_ACK /* Frame was sent, but not acknowledged
    255 				       */,
    256 	OFFCHANNEL_SEND_ACTION_FAILED /* Frame was not sent due to a failure */
    257 };
    258 
    259 struct wps_ap_info {
    260 	u8 bssid[ETH_ALEN];
    261 	enum wps_ap_info_type {
    262 		WPS_AP_NOT_SEL_REG,
    263 		WPS_AP_SEL_REG,
    264 		WPS_AP_SEL_REG_OUR
    265 	} type;
    266 	unsigned int tries;
    267 	struct os_time last_attempt;
    268 };
    269 
    270 /**
    271  * struct wpa_supplicant - Internal data for wpa_supplicant interface
    272  *
    273  * This structure contains the internal data for core wpa_supplicant code. This
    274  * should be only used directly from the core code. However, a pointer to this
    275  * data is used from other files as an arbitrary context pointer in calls to
    276  * core functions.
    277  */
    278 struct wpa_supplicant {
    279 	struct wpa_global *global;
    280 	struct wpa_supplicant *parent;
    281 	struct wpa_supplicant *next;
    282 	struct l2_packet_data *l2;
    283 	struct l2_packet_data *l2_br;
    284 	unsigned char own_addr[ETH_ALEN];
    285 	char ifname[100];
    286 #ifdef CONFIG_CTRL_IFACE_DBUS
    287 	char *dbus_path;
    288 #endif /* CONFIG_CTRL_IFACE_DBUS */
    289 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
    290 	char *dbus_new_path;
    291 	char *dbus_groupobj_path;
    292 #ifdef CONFIG_AP
    293 	char *preq_notify_peer;
    294 #endif /* CONFIG_AP */
    295 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
    296 	char bridge_ifname[16];
    297 
    298 	char *confname;
    299 	struct wpa_config *conf;
    300 	int countermeasures;
    301 	os_time_t last_michael_mic_error;
    302 	u8 bssid[ETH_ALEN];
    303 	u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
    304 				     * field contains the target BSSID. */
    305 	int reassociate; /* reassociation requested */
    306 	int disconnected; /* all connections disabled; i.e., do no reassociate
    307 			   * before this has been cleared */
    308 	struct wpa_ssid *current_ssid;
    309 	struct wpa_bss *current_bss;
    310 	int ap_ies_from_associnfo;
    311 	unsigned int assoc_freq;
    312 
    313 	/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
    314 	int pairwise_cipher;
    315 	int group_cipher;
    316 	int key_mgmt;
    317 	int wpa_proto;
    318 	int mgmt_group_cipher;
    319 
    320 	void *drv_priv; /* private data used by driver_ops */
    321 	void *global_drv_priv;
    322 
    323 	u8 *bssid_filter;
    324 	size_t bssid_filter_count;
    325 
    326 	/* previous scan was wildcard when interleaving between
    327 	 * wildcard scans and specific SSID scan when max_ssids=1 */
    328 	int prev_scan_wildcard;
    329 	struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
    330 					  * NULL = not yet initialized (start
    331 					  * with wildcard SSID)
    332 					  * WILDCARD_SSID_SCAN = wildcard
    333 					  * SSID was used in the previous scan
    334 					  */
    335 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
    336 
    337 	struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
    338 	int sched_scan_timeout;
    339 	int sched_scan_interval;
    340 	int first_sched_scan;
    341 	int sched_scan_timed_out;
    342 
    343 	void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
    344 				 struct wpa_scan_results *scan_res);
    345 	struct dl_list bss; /* struct wpa_bss::list */
    346 	struct dl_list bss_id; /* struct wpa_bss::list_id */
    347 	size_t num_bss;
    348 	unsigned int bss_update_idx;
    349 	unsigned int bss_next_id;
    350 
    351 	 /*
    352 	  * Pointers to BSS entries in the order they were in the last scan
    353 	  * results.
    354 	  */
    355 	struct wpa_bss **last_scan_res;
    356 	unsigned int last_scan_res_used;
    357 	unsigned int last_scan_res_size;
    358 	int last_scan_full;
    359 	struct os_time last_scan;
    360 
    361 	struct wpa_driver_ops *driver;
    362 	int interface_removed; /* whether the network interface has been
    363 				* removed */
    364 	struct wpa_sm *wpa;
    365 	struct eapol_sm *eapol;
    366 
    367 	struct ctrl_iface_priv *ctrl_iface;
    368 
    369 	enum wpa_states wpa_state;
    370 	int scanning;
    371 	int sched_scanning;
    372 	int new_connection;
    373 	int reassociated_connection;
    374 
    375 	int eapol_received; /* number of EAPOL packets received after the
    376 			     * previous association event */
    377 
    378 	struct scard_data *scard;
    379 #ifdef PCSC_FUNCS
    380 	char imsi[20];
    381 	int mnc_len;
    382 #endif /* PCSC_FUNCS */
    383 
    384 	unsigned char last_eapol_src[ETH_ALEN];
    385 
    386 	int keys_cleared;
    387 
    388 	struct wpa_blacklist *blacklist;
    389 
    390 	int scan_req; /* manual scan request; this forces a scan even if there
    391 		       * are no enabled networks in the configuration */
    392 	int scan_runs; /* number of scan runs since WPS was started */
    393 	int *next_scan_freqs;
    394 	int scan_interval; /* time in sec between scans to find suitable AP */
    395 	int normal_scans; /* normal scans run before sched_scan */
    396 
    397 	unsigned int drv_flags;
    398 	unsigned int drv_enc;
    399 
    400 	/*
    401 	 * A bitmap of supported protocols for probe response offload. See
    402 	 * struct wpa_driver_capa in driver.h
    403 	 */
    404 	unsigned int probe_resp_offloads;
    405 
    406 	int max_scan_ssids;
    407 	int max_sched_scan_ssids;
    408 	int sched_scan_supported;
    409 	unsigned int max_match_sets;
    410 	unsigned int max_remain_on_chan;
    411 	unsigned int max_stations;
    412 
    413 	int pending_mic_error_report;
    414 	int pending_mic_error_pairwise;
    415 	int mic_errors_seen; /* Michael MIC errors with the current PTK */
    416 
    417 	struct wps_context *wps;
    418 	int wps_success; /* WPS success event received */
    419 	struct wps_er *wps_er;
    420 	int blacklist_cleared;
    421 
    422 	struct wpabuf *pending_eapol_rx;
    423 	struct os_time pending_eapol_rx_time;
    424 	u8 pending_eapol_rx_src[ETH_ALEN];
    425 
    426 	struct ibss_rsn *ibss_rsn;
    427 
    428 	int set_sta_uapsd;
    429 	int sta_uapsd;
    430 	int set_ap_uapsd;
    431 	int ap_uapsd;
    432 
    433 #ifdef CONFIG_SME
    434 	struct {
    435 		u8 ssid[32];
    436 		size_t ssid_len;
    437 		int freq;
    438 		u8 assoc_req_ie[200];
    439 		size_t assoc_req_ie_len;
    440 		int mfp;
    441 		int ft_used;
    442 		u8 mobility_domain[2];
    443 		u8 *ft_ies;
    444 		size_t ft_ies_len;
    445 		u8 prev_bssid[ETH_ALEN];
    446 		int prev_bssid_set;
    447 		int auth_alg;
    448 		int proto;
    449 
    450 		int sa_query_count; /* number of pending SA Query requests;
    451 				     * 0 = no SA Query in progress */
    452 		int sa_query_timed_out;
    453 		u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
    454 					* sa_query_count octets of pending
    455 					* SA Query transaction identifiers */
    456 		struct os_time sa_query_start;
    457 		u8 sched_obss_scan;
    458 		u16 obss_scan_int;
    459 		u16 bss_max_idle_period;
    460 	} sme;
    461 #endif /* CONFIG_SME */
    462 
    463 #ifdef CONFIG_AP
    464 	struct hostapd_iface *ap_iface;
    465 	void (*ap_configured_cb)(void *ctx, void *data);
    466 	void *ap_configured_cb_ctx;
    467 	void *ap_configured_cb_data;
    468 #endif /* CONFIG_AP */
    469 
    470 	unsigned int off_channel_freq;
    471 	struct wpabuf *pending_action_tx;
    472 	u8 pending_action_src[ETH_ALEN];
    473 	u8 pending_action_dst[ETH_ALEN];
    474 	u8 pending_action_bssid[ETH_ALEN];
    475 	unsigned int pending_action_freq;
    476 	int pending_action_no_cck;
    477 	int pending_action_without_roc;
    478 	void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
    479 					    unsigned int freq, const u8 *dst,
    480 					    const u8 *src, const u8 *bssid,
    481 					    const u8 *data, size_t data_len,
    482 					    enum offchannel_send_action_result
    483 					    result);
    484 	unsigned int roc_waiting_drv_freq;
    485 	int action_tx_wait_time;
    486 
    487 #ifdef CONFIG_P2P
    488 	struct p2p_go_neg_results *go_params;
    489 	int create_p2p_iface;
    490 	u8 pending_interface_addr[ETH_ALEN];
    491 	char pending_interface_name[100];
    492 	int pending_interface_type;
    493 	int p2p_group_idx;
    494 	unsigned int pending_listen_freq;
    495 	unsigned int pending_listen_duration;
    496 	enum {
    497 		NOT_P2P_GROUP_INTERFACE,
    498 		P2P_GROUP_INTERFACE_PENDING,
    499 		P2P_GROUP_INTERFACE_GO,
    500 		P2P_GROUP_INTERFACE_CLIENT
    501 	} p2p_group_interface;
    502 	struct p2p_group *p2p_group;
    503 	int p2p_long_listen; /* remaining time in long Listen state in ms */
    504 	char p2p_pin[10];
    505 	int p2p_wps_method;
    506 	u8 p2p_auth_invite[ETH_ALEN];
    507 	int p2p_sd_over_ctrl_iface;
    508 	int p2p_in_provisioning;
    509 	int pending_invite_ssid_id;
    510 	int show_group_started;
    511 	u8 go_dev_addr[ETH_ALEN];
    512 	int pending_pd_before_join;
    513 	u8 pending_join_iface_addr[ETH_ALEN];
    514 	u8 pending_join_dev_addr[ETH_ALEN];
    515 	int pending_join_wps_method;
    516 	int p2p_join_scan_count;
    517 	int auto_pd_scan_retry;
    518 	int force_long_sd;
    519 	u16 pending_pd_config_methods;
    520 	enum {
    521 		NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
    522 	} pending_pd_use;
    523 
    524 	/*
    525 	 * Whether cross connection is disallowed by the AP to which this
    526 	 * interface is associated (only valid if there is an association).
    527 	 */
    528 	int cross_connect_disallowed;
    529 
    530 	/*
    531 	 * Whether this P2P group is configured to use cross connection (only
    532 	 * valid if this is P2P GO interface). The actual cross connect packet
    533 	 * forwarding may not be configured depending on the uplink status.
    534 	 */
    535 	int cross_connect_enabled;
    536 
    537 	/* Whether cross connection forwarding is in use at the moment. */
    538 	int cross_connect_in_use;
    539 
    540 	/*
    541 	 * Uplink interface name for cross connection
    542 	 */
    543 	char cross_connect_uplink[100];
    544 
    545 	unsigned int sta_scan_pending:1;
    546 	unsigned int p2p_auto_join:1;
    547 	unsigned int p2p_auto_pd:1;
    548 	unsigned int p2p_persistent_group:1;
    549 	unsigned int p2p_fallback_to_go_neg:1;
    550 	unsigned int p2p_pd_before_go_neg:1;
    551 	unsigned int p2p_go_ht40:1;
    552 	int p2p_persistent_go_freq;
    553 	int p2p_persistent_id;
    554 	int p2p_go_intent;
    555 	int p2p_connect_freq;
    556 	struct os_time p2p_auto_started;
    557 #endif /* CONFIG_P2P */
    558 
    559 	struct wpa_ssid *bgscan_ssid;
    560 	const struct bgscan_ops *bgscan;
    561 	void *bgscan_priv;
    562 
    563 	const struct autoscan_ops *autoscan;
    564 	struct wpa_driver_scan_params *autoscan_params;
    565 	void *autoscan_priv;
    566 
    567 	struct wpa_ssid *connect_without_scan;
    568 
    569 	struct wps_ap_info *wps_ap;
    570 	size_t num_wps_ap;
    571 	int wps_ap_iter;
    572 
    573 	int after_wps;
    574 	int known_wps_freq;
    575 	unsigned int wps_freq;
    576 	int wps_fragment_size;
    577 	int auto_reconnect_disabled;
    578 
    579 	 /* Channel preferences for AP/P2P GO use */
    580 	int best_24_freq;
    581 	int best_5_freq;
    582 	int best_overall_freq;
    583 
    584 	struct gas_query *gas;
    585 
    586 #ifdef CONFIG_INTERWORKING
    587 	unsigned int fetch_anqp_in_progress:1;
    588 	unsigned int network_select:1;
    589 	unsigned int auto_select:1;
    590 	unsigned int auto_network_select:1;
    591 	unsigned int fetch_all_anqp:1;
    592 #endif /* CONFIG_INTERWORKING */
    593 	unsigned int drv_capa_known;
    594 
    595 	struct {
    596 		struct hostapd_hw_modes *modes;
    597 		u16 num_modes;
    598 		u16 flags;
    599 	} hw;
    600 
    601 	int pno;
    602 
    603 	/* WLAN_REASON_* reason codes. Negative if locally generated. */
    604 	int disconnect_reason;
    605 
    606 	struct ext_password_data *ext_pw;
    607 
    608 	struct wpabuf *last_gas_resp;
    609 	u8 last_gas_addr[ETH_ALEN];
    610 	u8 last_gas_dialog_token;
    611 };
    612 
    613 
    614 /* wpa_supplicant.c */
    615 void wpa_supplicant_apply_ht_overrides(
    616 	struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
    617 	struct wpa_driver_associate_params *params);
    618 
    619 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
    620 
    621 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
    622 
    623 const char * wpa_supplicant_state_txt(enum wpa_states state);
    624 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
    625 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
    626 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
    627 			      struct wpa_bss *bss, struct wpa_ssid *ssid,
    628 			      u8 *wpa_ie, size_t *wpa_ie_len);
    629 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
    630 			      struct wpa_bss *bss,
    631 			      struct wpa_ssid *ssid);
    632 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
    633 				       struct wpa_ssid *ssid);
    634 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
    635 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
    636 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
    637 				     int sec, int usec);
    638 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
    639 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
    640 			      enum wpa_states state);
    641 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
    642 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
    643 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
    644 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
    645 				   int reason_code);
    646 void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
    647 				 int reason_code);
    648 
    649 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
    650 				   struct wpa_ssid *ssid);
    651 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
    652 				    struct wpa_ssid *ssid);
    653 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
    654 				   struct wpa_ssid *ssid);
    655 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
    656 			       int ap_scan);
    657 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
    658 					  unsigned int expire_age);
    659 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
    660 					    unsigned int expire_count);
    661 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
    662 				     int scan_interval);
    663 int wpa_supplicant_set_debug_params(struct wpa_global *global,
    664 				    int debug_level, int debug_timestamp,
    665 				    int debug_show_keys);
    666 void free_hw_features(struct wpa_supplicant *wpa_s);
    667 
    668 void wpa_show_license(void);
    669 
    670 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
    671 						 struct wpa_interface *iface);
    672 int wpa_supplicant_remove_iface(struct wpa_global *global,
    673 				struct wpa_supplicant *wpa_s,
    674 				int terminate);
    675 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
    676 						 const char *ifname);
    677 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
    678 int wpa_supplicant_run(struct wpa_global *global);
    679 void wpa_supplicant_deinit(struct wpa_global *global);
    680 
    681 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
    682 			      struct wpa_ssid *ssid);
    683 void wpa_supplicant_terminate_proc(struct wpa_global *global);
    684 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
    685 			     const u8 *buf, size_t len);
    686 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
    687 enum wpa_cipher cipher_suite2driver(int cipher);
    688 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
    689 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
    690 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
    691 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
    692 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
    693 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
    694 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
    695 			      struct wpa_ssid *ssid, int clear_failures);
    696 void wpa_supplicant_proc_40mhz_intolerant(struct wpa_supplicant *wpa_s);
    697 
    698 /**
    699  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
    700  * @wpa_s: Pointer to wpa_supplicant data
    701  * @ssid: Pointer to the network block the reply is for
    702  * @field: field the response is a reply for
    703  * @value: value (ie, password, etc) for @field
    704  * Returns: 0 on success, non-zero on error
    705  *
    706  * Helper function to handle replies to control interface requests.
    707  */
    708 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
    709 					      struct wpa_ssid *ssid,
    710 					      const char *field,
    711 					      const char *value);
    712 
    713 /* events.c */
    714 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
    715 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
    716 			   struct wpa_bss *selected,
    717 			   struct wpa_ssid *ssid);
    718 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
    719 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
    720 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
    721 int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s);
    722 
    723 /* eap_register.c */
    724 int eap_register_methods(void);
    725 
    726 /**
    727  * Utility method to tell if a given network is a persistent group
    728  * @ssid: Network object
    729  * Returns: 1 if network is a persistent group, 0 otherwise
    730  */
    731 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
    732 {
    733 	return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
    734 }
    735 
    736 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
    737 
    738 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
    739 
    740 #endif /* WPA_SUPPLICANT_I_H */
    741