wpa_supplicant/wpa_supplicant_i.h

   1 /*
   2  * wpa_supplicant - Internal definitions
   3  * Copyright (c) 2003-2012, Jouni Malinen <j@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 "common/sae.h"
  15 #include "config_ssid.h"
  16
  17 extern const char *wpa_supplicant_version;
  18 extern const char *wpa_supplicant_license;
  19 #ifndef CONFIG_NO_STDOUT_DEBUG
  20 extern const char *wpa_supplicant_full_license1;
  21 extern const char *wpa_supplicant_full_license2;
  22 extern const char *wpa_supplicant_full_license3;
  23 extern const char *wpa_supplicant_full_license4;
  24 extern const char *wpa_supplicant_full_license5;
  25 #endif /* CONFIG_NO_STDOUT_DEBUG */
  26
  27 struct wpa_sm;
  28 struct wpa_supplicant;
  29 struct ibss_rsn;
  30 struct scan_info;
  31 struct wpa_bss;
  32 struct wpa_scan_results;
  33 struct hostapd_hw_modes;
  34 struct wpa_driver_associate_params;
  35
  36 /*
  37  * Forward declarations of private structures used within the ctrl_iface
  38  * backends. Other parts of wpa_supplicant do not have access to data stored in
  39  * these structures.
  40  */
  41 struct ctrl_iface_priv;
  42 struct ctrl_iface_global_priv;
  43 struct wpas_dbus_priv;
  44
  45 /**
  46  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
  47  */
  48 struct wpa_interface {
  49         /**
  50          * confname - Configuration name (file or profile) name
  51          *
  52          * This can also be %NULL when a configuration file is not used. In
  53          * that case, ctrl_interface must be set to allow the interface to be
  54          * configured.
  55          */
  56         const char *confname;
  57
  58         /**
  59          * confanother - Additional configuration name (file or profile) name
  60          *
  61          * This can also be %NULL when the additional configuration file is not
  62          * used.
  63          */
  64         const char *confanother;
  65
  66         /**
  67          * ctrl_interface - Control interface parameter
  68          *
  69          * If a configuration file is not used, this variable can be used to
  70          * set the ctrl_interface parameter that would have otherwise been read
  71          * from the configuration file. If both confname and ctrl_interface are
  72          * set, ctrl_interface is used to override the value from configuration
  73          * file.
  74          */
  75         const char *ctrl_interface;
  76
  77         /**
  78          * driver - Driver interface name, or %NULL to use the default driver
  79          */
  80         const char *driver;
  81
  82         /**
  83          * driver_param - Driver interface parameters
  84          *
  85          * If a configuration file is not used, this variable can be used to
  86          * set the driver_param parameters that would have otherwise been read
  87          * from the configuration file. If both confname and driver_param are
  88          * set, driver_param is used to override the value from configuration
  89          * file.
  90          */
  91         const char *driver_param;
  92
  93         /**
  94          * ifname - Interface name
  95          */
  96         const char *ifname;
  97
  98         /**
  99          * bridge_ifname - Optional bridge interface name
 100          *
 101          * If the driver interface (ifname) is included in a Linux bridge
 102          * device, the bridge interface may need to be used for receiving EAPOL
 103          * frames. This can be enabled by setting this variable to enable
 104          * receiving of EAPOL frames from an additional interface.
 105          */
 106         const char *bridge_ifname;
 107 };
 108
 109 /**
 110  * struct wpa_params - Parameters for wpa_supplicant_init()
 111  */
 112 struct wpa_params {
 113         /**
 114          * daemonize - Run %wpa_supplicant in the background
 115          */
 116         int daemonize;
 117
 118         /**
 119          * wait_for_monitor - Wait for a monitor program before starting
 120          */
 121         int wait_for_monitor;
 122
 123         /**
 124          * pid_file - Path to a PID (process ID) file
 125          *
 126          * If this and daemonize are set, process ID of the background process
 127          * will be written to the specified file.
 128          */
 129         char *pid_file;
 130
 131         /**
 132          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
 133          */
 134         int wpa_debug_level;
 135
 136         /**
 137          * wpa_debug_show_keys - Whether keying material is included in debug
 138          *
 139          * This parameter can be used to allow keying material to be included
 140          * in debug messages. This is a security risk and this option should
 141          * not be enabled in normal configuration. If needed during
 142          * development or while troubleshooting, this option can provide more
 143          * details for figuring out what is happening.
 144          */
 145         int wpa_debug_show_keys;
 146
 147         /**
 148          * wpa_debug_timestamp - Whether to include timestamp in debug messages
 149          */
 150         int wpa_debug_timestamp;
 151
 152         /**
 153          * ctrl_interface - Global ctrl_iface path/parameter
 154          */
 155         char *ctrl_interface;
 156
 157         /**
 158          * ctrl_interface_group - Global ctrl_iface group
 159          */
 160         char *ctrl_interface_group;
 161
 162         /**
 163          * dbus_ctrl_interface - Enable the DBus control interface
 164          */
 165         int dbus_ctrl_interface;
 166
 167         /**
 168          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
 169          */
 170         const char *wpa_debug_file_path;
 171
 172         /**
 173          * wpa_debug_syslog - Enable log output through syslog
 174          */
 175         int wpa_debug_syslog;
 176
 177         /**
 178          * wpa_debug_tracing - Enable log output through Linux tracing
 179          */
 180         int wpa_debug_tracing;
 181
 182         /**
 183          * override_driver - Optional driver parameter override
 184          *
 185          * This parameter can be used to override the driver parameter in
 186          * dynamic interface addition to force a specific driver wrapper to be
 187          * used instead.
 188          */
 189         char *override_driver;
 190
 191         /**
 192          * override_ctrl_interface - Optional ctrl_interface override
 193          *
 194          * This parameter can be used to override the ctrl_interface parameter
 195          * in dynamic interface addition to force a control interface to be
 196          * created.
 197          */
 198         char *override_ctrl_interface;
 199
 200         /**
 201          * entropy_file - Optional entropy file
 202          *
 203          * This parameter can be used to configure wpa_supplicant to maintain
 204          * its internal entropy store over restarts.
 205          */
 206         char *entropy_file;
 207 };
 208
 209 struct p2p_srv_bonjour {
 210         struct dl_list list;
 211         struct wpabuf *query;
 212         struct wpabuf *resp;
 213 };
 214
 215 struct p2p_srv_upnp {
 216         struct dl_list list;
 217         u8 version;
 218         char *service;
 219 };
 220
 221 struct wpa_freq_range {
 222         unsigned int min;
 223         unsigned int max;
 224 };
 225
 226
 227 /**
 228  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 229  *
 230  * This structure is initialized by calling wpa_supplicant_init() when starting
 231  * %wpa_supplicant.
 232  */
 233 struct wpa_global {
 234         struct wpa_supplicant *ifaces;
 235         struct wpa_params params;
 236         struct ctrl_iface_global_priv *ctrl_iface;
 237         struct wpas_dbus_priv *dbus;
 238         void **drv_priv;
 239         size_t drv_count;
 240         struct os_time suspend_time;
 241         struct p2p_data *p2p;
 242         struct wpa_supplicant *p2p_init_wpa_s;
 243         struct wpa_supplicant *p2p_group_formation;
 244         struct wpa_supplicant *p2p_invite_group;
 245         u8 p2p_dev_addr[ETH_ALEN];
 246         struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
 247         struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
 248         int p2p_disabled;
 249         int cross_connection;
 250         struct wpa_freq_range *p2p_disallow_freq;
 251         unsigned int num_p2p_disallow_freq;
 252         enum wpa_conc_pref {
 253                 WPA_CONC_PREF_NOT_SET,
 254                 WPA_CONC_PREF_STA,
 255                 WPA_CONC_PREF_P2P
 256         } conc_pref;
 257         unsigned int p2p_cb_on_scan_complete:1;
 258
 259 #ifdef CONFIG_WIFI_DISPLAY
 260         int wifi_display;
 261 #define MAX_WFD_SUBELEMS 10
 262         struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
 263 #endif /* CONFIG_WIFI_DISPLAY */
 264 };
 265
 266
 267 /**
 268  * offchannel_send_action_result - Result of offchannel send Action frame
 269  */
 270 enum offchannel_send_action_result {
 271         OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
 272         OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
 273                                        */,
 274         OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
 275                                        */
 276 };
 277
 278 struct wps_ap_info {
 279         u8 bssid[ETH_ALEN];
 280         enum wps_ap_info_type {
 281                 WPS_AP_NOT_SEL_REG,
 282                 WPS_AP_SEL_REG,
 283                 WPS_AP_SEL_REG_OUR
 284         } type;
 285         unsigned int tries;
 286         struct os_time last_attempt;
 287 };
 288
 289 struct wpa_ssid_value {
 290         u8 ssid[32];
 291         size_t ssid_len;
 292 };
 293
 294 /**
 295  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 296  *
 297  * This structure contains the internal data for core wpa_supplicant code. This
 298  * should be only used directly from the core code. However, a pointer to this
 299  * data is used from other files as an arbitrary context pointer in calls to
 300  * core functions.
 301  */
 302 struct wpa_supplicant {
 303         struct wpa_global *global;
 304         struct wpa_supplicant *parent;
 305         struct wpa_supplicant *next;
 306         struct l2_packet_data *l2;
 307         struct l2_packet_data *l2_br;
 308         unsigned char own_addr[ETH_ALEN];
 309         char ifname[100];
 310 #ifdef CONFIG_CTRL_IFACE_DBUS
 311         char *dbus_path;
 312 #endif /* CONFIG_CTRL_IFACE_DBUS */
 313 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
 314         char *dbus_new_path;
 315         char *dbus_groupobj_path;
 316 #ifdef CONFIG_AP
 317         char *preq_notify_peer;
 318 #endif /* CONFIG_AP */
 319 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
 320         char bridge_ifname[16];
 321
 322         char *confname;
 323         char *confanother;
 324         struct wpa_config *conf;
 325         int countermeasures;
 326         os_time_t last_michael_mic_error;
 327         u8 bssid[ETH_ALEN];
 328         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 329                                      * field contains the target BSSID. */
 330         int reassociate; /* reassociation requested */
 331         int disconnected; /* all connections disabled; i.e., do no reassociate
 332                            * before this has been cleared */
 333         struct wpa_ssid *current_ssid;
 334         struct wpa_bss *current_bss;
 335         int ap_ies_from_associnfo;
 336         unsigned int assoc_freq;
 337
 338         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 339         int pairwise_cipher;
 340         int group_cipher;
 341         int key_mgmt;
 342         int wpa_proto;
 343         int mgmt_group_cipher;
 344
 345         void *drv_priv; /* private data used by driver_ops */
 346         void *global_drv_priv;
 347
 348         u8 *bssid_filter;
 349         size_t bssid_filter_count;
 350
 351         u8 *disallow_aps_bssid;
 352         size_t disallow_aps_bssid_count;
 353         struct wpa_ssid_value *disallow_aps_ssid;
 354         size_t disallow_aps_ssid_count;
 355
 356         /* previous scan was wildcard when interleaving between
 357          * wildcard scans and specific SSID scan when max_ssids=1 */
 358         int prev_scan_wildcard;
 359         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 360                                           * NULL = not yet initialized (start
 361                                           * with wildcard SSID)
 362                                           * WILDCARD_SSID_SCAN = wildcard
 363                                           * SSID was used in the previous scan
 364                                           */
 365 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
 366
 367         struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
 368         int sched_scan_timeout;
 369         int sched_scan_interval;
 370         int first_sched_scan;
 371         int sched_scan_timed_out;
 372
 373         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
 374                                  struct wpa_scan_results *scan_res);
 375         struct dl_list bss; /* struct wpa_bss::list */
 376         struct dl_list bss_id; /* struct wpa_bss::list_id */
 377         size_t num_bss;
 378         unsigned int bss_update_idx;
 379         unsigned int bss_next_id;
 380
 381          /*
 382           * Pointers to BSS entries in the order they were in the last scan
 383           * results.
 384           */
 385         struct wpa_bss **last_scan_res;
 386         unsigned int last_scan_res_used;
 387         unsigned int last_scan_res_size;
 388         int last_scan_full;
 389         struct os_time last_scan;
 390
 391         struct wpa_driver_ops *driver;
 392         int interface_removed; /* whether the network interface has been
 393                                 * removed */
 394         struct wpa_sm *wpa;
 395         struct eapol_sm *eapol;
 396
 397         struct ctrl_iface_priv *ctrl_iface;
 398
 399         enum wpa_states wpa_state;
 400         int scanning;
 401         int sched_scanning;
 402         int new_connection;
 403
 404         int eapol_received; /* number of EAPOL packets received after the
 405                              * previous association event */
 406
 407         struct scard_data *scard;
 408 #ifdef PCSC_FUNCS
 409         char imsi[20];
 410         int mnc_len;
 411 #endif /* PCSC_FUNCS */
 412
 413         unsigned char last_eapol_src[ETH_ALEN];
 414
 415         int keys_cleared;
 416
 417         struct wpa_blacklist *blacklist;
 418
 419         /**
 420          * extra_blacklist_count - Sum of blacklist counts after last connection
 421          *
 422          * This variable is used to maintain a count of temporary blacklisting
 423          * failures (maximum number for any BSS) over blacklist clear
 424          * operations. This is needed for figuring out whether there has been
 425          * failures prior to the last blacklist clear operation which happens
 426          * whenever no other not-blacklisted BSS candidates are available. This
 427          * gets cleared whenever a connection has been established successfully.
 428          */
 429         int extra_blacklist_count;
 430
 431         /**
 432          * scan_req - Type of the scan request
 433          */
 434         enum scan_req_type {
 435                 /**
 436                  * NORMAL_SCAN_REQ - Normal scan request
 437                  *
 438                  * This is used for scans initiated by wpa_supplicant to find an
 439                  * AP for a connection.
 440                  */
 441                 NORMAL_SCAN_REQ,
 442
 443                 /**
 444                  * INITIAL_SCAN_REQ - Initial scan request
 445                  *
 446                  * This is used for the first scan on an interface to force at
 447                  * least one scan to be run even if the configuration does not
 448                  * include any enabled networks.
 449                  */
 450                 INITIAL_SCAN_REQ,
 451
 452                 /**
 453                  * MANUAL_SCAN_REQ - Manual scan request
 454                  *
 455                  * This is used for scans where the user request a scan or
 456                  * a specific wpa_supplicant operation (e.g., WPS) requires scan
 457                  * to be run.
 458                  */
 459                 MANUAL_SCAN_REQ
 460         } scan_req;
 461         struct os_time scan_trigger_time;
 462         int scan_runs; /* number of scan runs since WPS was started */
 463         int *next_scan_freqs;
 464         int scan_interval; /* time in sec between scans to find suitable AP */
 465         int normal_scans; /* normal scans run before sched_scan */
 466         int scan_for_connection; /* whether the scan request was triggered for
 467                                   * finding a connection */
 468
 469         unsigned int drv_flags;
 470         unsigned int drv_enc;
 471
 472         /*
 473          * A bitmap of supported protocols for probe response offload. See
 474          * struct wpa_driver_capa in driver.h
 475          */
 476         unsigned int probe_resp_offloads;
 477
 478         /* extended capabilities supported by the driver */
 479         const u8 *extended_capa, *extended_capa_mask;
 480         unsigned int extended_capa_len;
 481
 482         int max_scan_ssids;
 483         int max_sched_scan_ssids;
 484         int sched_scan_supported;
 485         unsigned int max_match_sets;
 486         unsigned int max_remain_on_chan;
 487         unsigned int max_stations;
 488
 489         int pending_mic_error_report;
 490         int pending_mic_error_pairwise;
 491         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 492
 493         struct wps_context *wps;
 494         int wps_success; /* WPS success event received */
 495         struct wps_er *wps_er;
 496         int blacklist_cleared;
 497
 498         struct wpabuf *pending_eapol_rx;
 499         struct os_time pending_eapol_rx_time;
 500         u8 pending_eapol_rx_src[ETH_ALEN];
 501         unsigned int last_eapol_matches_bssid:1;
 502
 503         struct ibss_rsn *ibss_rsn;
 504
 505         int set_sta_uapsd;
 506         int sta_uapsd;
 507         int set_ap_uapsd;
 508         int ap_uapsd;
 509
 510 #ifdef CONFIG_SME
 511         struct {
 512                 u8 ssid[32];
 513                 size_t ssid_len;
 514                 int freq;
 515                 u8 assoc_req_ie[200];
 516                 size_t assoc_req_ie_len;
 517                 int mfp;
 518                 int ft_used;
 519                 u8 mobility_domain[2];
 520                 u8 *ft_ies;
 521                 size_t ft_ies_len;
 522                 u8 prev_bssid[ETH_ALEN];
 523                 int prev_bssid_set;
 524                 int auth_alg;
 525                 int proto;
 526
 527                 int sa_query_count; /* number of pending SA Query requests;
 528                                      * 0 = no SA Query in progress */
 529                 int sa_query_timed_out;
 530                 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
 531                                         * sa_query_count octets of pending
 532                                         * SA Query transaction identifiers */
 533                 struct os_time sa_query_start;
 534                 u8 sched_obss_scan;
 535                 u16 obss_scan_int;
 536                 u16 bss_max_idle_period;
 537 #ifdef CONFIG_SAE
 538                 struct sae_data sae;
 539                 struct wpabuf *sae_token;
 540                 int sae_group_index;
 541 #endif /* CONFIG_SAE */
 542         } sme;
 543 #endif /* CONFIG_SME */
 544
 545 #ifdef CONFIG_AP
 546         struct hostapd_iface *ap_iface;
 547         void (*ap_configured_cb)(void *ctx, void *data);
 548         void *ap_configured_cb_ctx;
 549         void *ap_configured_cb_data;
 550 #endif /* CONFIG_AP */
 551
 552         unsigned int off_channel_freq;
 553         struct wpabuf *pending_action_tx;
 554         u8 pending_action_src[ETH_ALEN];
 555         u8 pending_action_dst[ETH_ALEN];
 556         u8 pending_action_bssid[ETH_ALEN];
 557         unsigned int pending_action_freq;
 558         int pending_action_no_cck;
 559         int pending_action_without_roc;
 560         void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
 561                                             unsigned int freq, const u8 *dst,
 562                                             const u8 *src, const u8 *bssid,
 563                                             const u8 *data, size_t data_len,
 564                                             enum offchannel_send_action_result
 565                                             result);
 566         unsigned int roc_waiting_drv_freq;
 567         int action_tx_wait_time;
 568
 569 #ifdef CONFIG_P2P
 570         struct p2p_go_neg_results *go_params;
 571         int create_p2p_iface;
 572         u8 pending_interface_addr[ETH_ALEN];
 573         char pending_interface_name[100];
 574         int pending_interface_type;
 575         int p2p_group_idx;
 576         unsigned int pending_listen_freq;
 577         unsigned int pending_listen_duration;
 578         enum {
 579                 NOT_P2P_GROUP_INTERFACE,
 580                 P2P_GROUP_INTERFACE_PENDING,
 581                 P2P_GROUP_INTERFACE_GO,
 582                 P2P_GROUP_INTERFACE_CLIENT
 583         } p2p_group_interface;
 584         struct p2p_group *p2p_group;
 585         int p2p_long_listen; /* remaining time in long Listen state in ms */
 586         char p2p_pin[10];
 587         int p2p_wps_method;
 588         u8 p2p_auth_invite[ETH_ALEN];
 589         int p2p_sd_over_ctrl_iface;
 590         int p2p_in_provisioning;
 591         int pending_invite_ssid_id;
 592         int show_group_started;
 593         u8 go_dev_addr[ETH_ALEN];
 594         int pending_pd_before_join;
 595         u8 pending_join_iface_addr[ETH_ALEN];
 596         u8 pending_join_dev_addr[ETH_ALEN];
 597         int pending_join_wps_method;
 598         int p2p_join_scan_count;
 599         int auto_pd_scan_retry;
 600         int force_long_sd;
 601         u16 pending_pd_config_methods;
 602         enum {
 603                 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
 604         } pending_pd_use;
 605
 606         /*
 607          * Whether cross connection is disallowed by the AP to which this
 608          * interface is associated (only valid if there is an association).
 609          */
 610         int cross_connect_disallowed;
 611
 612         /*
 613          * Whether this P2P group is configured to use cross connection (only
 614          * valid if this is P2P GO interface). The actual cross connect packet
 615          * forwarding may not be configured depending on the uplink status.
 616          */
 617         int cross_connect_enabled;
 618
 619         /* Whether cross connection forwarding is in use at the moment. */
 620         int cross_connect_in_use;
 621
 622         /*
 623          * Uplink interface name for cross connection
 624          */
 625         char cross_connect_uplink[100];
 626
 627         unsigned int sta_scan_pending:1;
 628         unsigned int p2p_auto_join:1;
 629         unsigned int p2p_auto_pd:1;
 630         unsigned int p2p_persistent_group:1;
 631         unsigned int p2p_fallback_to_go_neg:1;
 632         unsigned int p2p_pd_before_go_neg:1;
 633         unsigned int p2p_go_ht40:1;
 634         unsigned int user_initiated_pd:1;
 635         int p2p_persistent_go_freq;
 636         int p2p_persistent_id;
 637         int p2p_go_intent;
 638         int p2p_connect_freq;
 639         struct os_time p2p_auto_started;
 640 #endif /* CONFIG_P2P */
 641
 642         struct wpa_ssid *bgscan_ssid;
 643         const struct bgscan_ops *bgscan;
 644         void *bgscan_priv;
 645
 646         const struct autoscan_ops *autoscan;
 647         struct wpa_driver_scan_params *autoscan_params;
 648         void *autoscan_priv;
 649
 650         struct wpa_ssid *connect_without_scan;
 651
 652         struct wps_ap_info *wps_ap;
 653         size_t num_wps_ap;
 654         int wps_ap_iter;
 655
 656         int after_wps;
 657         int known_wps_freq;
 658         unsigned int wps_freq;
 659         u16 wps_ap_channel;
 660         int wps_fragment_size;
 661         int auto_reconnect_disabled;
 662
 663          /* Channel preferences for AP/P2P GO use */
 664         int best_24_freq;
 665         int best_5_freq;
 666         int best_overall_freq;
 667
 668         struct gas_query *gas;
 669
 670 #ifdef CONFIG_INTERWORKING
 671         unsigned int fetch_anqp_in_progress:1;
 672         unsigned int network_select:1;
 673         unsigned int auto_select:1;
 674         unsigned int auto_network_select:1;
 675         unsigned int fetch_all_anqp:1;
 676         struct wpa_bss *interworking_gas_bss;
 677 #endif /* CONFIG_INTERWORKING */
 678         unsigned int drv_capa_known;
 679
 680         struct {
 681                 struct hostapd_hw_modes *modes;
 682                 u16 num_modes;
 683                 u16 flags;
 684         } hw;
 685
 686         int pno;
 687
 688         /* WLAN_REASON_* reason codes. Negative if locally generated. */
 689         int disconnect_reason;
 690
 691         struct ext_password_data *ext_pw;
 692
 693         struct wpabuf *last_gas_resp;
 694         u8 last_gas_addr[ETH_ALEN];
 695         u8 last_gas_dialog_token;
 696
 697         unsigned int no_keep_alive:1;
 698
 699 #ifdef CONFIG_WNM
 700         u8 wnm_dialog_token;
 701         u8 wnm_reply;
 702         u8 wnm_num_neighbor_report;
 703         u8 wnm_mode;
 704         u16 wnm_dissoc_timer;
 705         u8 wnm_validity_interval;
 706         u8 wnm_bss_termination_duration[12];
 707         struct neighbor_report *wnm_neighbor_report_elements;
 708 #endif /* CONFIG_WNM */
 709 };
 710
 711
 712 /* wpa_supplicant.c */
 713 void wpa_supplicant_apply_ht_overrides(
 714         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 715         struct wpa_driver_associate_params *params);
 716 void wpa_supplicant_apply_vht_overrides(
 717         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 718         struct wpa_driver_associate_params *params);
 719
 720 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 721 int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s,
 722                                     struct wpa_ssid *ssid);
 723
 724 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 725
 726 const char * wpa_supplicant_state_txt(enum wpa_states state);
 727 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
 728 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 729 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 730                               struct wpa_bss *bss, struct wpa_ssid *ssid,
 731                               u8 *wpa_ie, size_t *wpa_ie_len);
 732 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 733                               struct wpa_bss *bss,
 734                               struct wpa_ssid *ssid);
 735 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 736                                        struct wpa_ssid *ssid);
 737 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 738 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 739 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 740                                      int sec, int usec);
 741 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
 742 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
 743                               enum wpa_states state);
 744 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 745 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
 746 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 747 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 748                                    int reason_code);
 749
 750 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
 751                                    struct wpa_ssid *ssid);
 752 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
 753                                     struct wpa_ssid *ssid);
 754 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
 755                                    struct wpa_ssid *ssid);
 756 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
 757                                int ap_scan);
 758 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
 759                                           unsigned int expire_age);
 760 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
 761                                             unsigned int expire_count);
 762 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
 763                                      int scan_interval);
 764 int wpa_supplicant_set_debug_params(struct wpa_global *global,
 765                                     int debug_level, int debug_timestamp,
 766                                     int debug_show_keys);
 767 void free_hw_features(struct wpa_supplicant *wpa_s);
 768
 769 void wpa_show_license(void);
 770
 771 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 772                                                  struct wpa_interface *iface);
 773 int wpa_supplicant_remove_iface(struct wpa_global *global,
 774                                 struct wpa_supplicant *wpa_s,
 775                                 int terminate);
 776 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 777                                                  const char *ifname);
 778 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 779 int wpa_supplicant_run(struct wpa_global *global);
 780 void wpa_supplicant_deinit(struct wpa_global *global);
 781
 782 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 783                               struct wpa_ssid *ssid);
 784 void wpa_supplicant_terminate_proc(struct wpa_global *global);
 785 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
 786                              const u8 *buf, size_t len);
 787 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
 788 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
 789 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
 790 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
 791 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
 792 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
 793 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
 794 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
 795                               struct wpa_ssid *ssid, int clear_failures);
 796 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
 797 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
 798                     size_t ssid_len);
 799 void wpas_request_connection(struct wpa_supplicant *wpa_s);
 800 int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf);
 801 int wpas_wpa_is_in_progress(struct wpa_supplicant *wpa_s);
 802
 803 /**
 804  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
 805  * @wpa_s: Pointer to wpa_supplicant data
 806  * @ssid: Pointer to the network block the reply is for
 807  * @field: field the response is a reply for
 808  * @value: value (ie, password, etc) for @field
 809  * Returns: 0 on success, non-zero on error
 810  *
 811  * Helper function to handle replies to control interface requests.
 812  */
 813 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
 814                                               struct wpa_ssid *ssid,
 815                                               const char *field,
 816                                               const char *value);
 817
 818 /* events.c */
 819 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 820 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
 821                            struct wpa_bss *selected,
 822                            struct wpa_ssid *ssid);
 823 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
 824 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
 825 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
 826 int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s);
 827 struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
 828                                              struct wpa_ssid **selected_ssid);
 829
 830 /* eap_register.c */
 831 int eap_register_methods(void);
 832
 833 /**
 834  * Utility method to tell if a given network is a persistent group
 835  * @ssid: Network object
 836  * Returns: 1 if network is a persistent group, 0 otherwise
 837  */
 838 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
 839 {
 840         return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
 841 }
 842
 843 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 844
 845 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
 846
 847 #endif /* WPA_SUPPLICANT_I_H */