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          * p2p_mgmt - Interface used for P2P management (P2P Device operations)
 110          *
 111          * Indicates whether wpas_p2p_init() must be called for this interface.
 112          * This is used only when the driver supports a dedicated P2P Device
 113          * interface that is not a network interface.
 114          */
 115         int p2p_mgmt;
 116 };
 117
 118 /**
 119  * struct wpa_params - Parameters for wpa_supplicant_init()
 120  */
 121 struct wpa_params {
 122         /**
 123          * daemonize - Run %wpa_supplicant in the background
 124          */
 125         int daemonize;
 126
 127         /**
 128          * wait_for_monitor - Wait for a monitor program before starting
 129          */
 130         int wait_for_monitor;
 131
 132         /**
 133          * pid_file - Path to a PID (process ID) file
 134          *
 135          * If this and daemonize are set, process ID of the background process
 136          * will be written to the specified file.
 137          */
 138         char *pid_file;
 139
 140         /**
 141          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
 142          */
 143         int wpa_debug_level;
 144
 145         /**
 146          * wpa_debug_show_keys - Whether keying material is included in debug
 147          *
 148          * This parameter can be used to allow keying material to be included
 149          * in debug messages. This is a security risk and this option should
 150          * not be enabled in normal configuration. If needed during
 151          * development or while troubleshooting, this option can provide more
 152          * details for figuring out what is happening.
 153          */
 154         int wpa_debug_show_keys;
 155
 156         /**
 157          * wpa_debug_timestamp - Whether to include timestamp in debug messages
 158          */
 159         int wpa_debug_timestamp;
 160
 161         /**
 162          * ctrl_interface - Global ctrl_iface path/parameter
 163          */
 164         char *ctrl_interface;
 165
 166         /**
 167          * ctrl_interface_group - Global ctrl_iface group
 168          */
 169         char *ctrl_interface_group;
 170
 171         /**
 172          * dbus_ctrl_interface - Enable the DBus control interface
 173          */
 174         int dbus_ctrl_interface;
 175
 176         /**
 177          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
 178          */
 179         const char *wpa_debug_file_path;
 180
 181         /**
 182          * wpa_debug_syslog - Enable log output through syslog
 183          */
 184         int wpa_debug_syslog;
 185
 186         /**
 187          * wpa_debug_tracing - Enable log output through Linux tracing
 188          */
 189         int wpa_debug_tracing;
 190
 191         /**
 192          * override_driver - Optional driver parameter override
 193          *
 194          * This parameter can be used to override the driver parameter in
 195          * dynamic interface addition to force a specific driver wrapper to be
 196          * used instead.
 197          */
 198         char *override_driver;
 199
 200         /**
 201          * override_ctrl_interface - Optional ctrl_interface override
 202          *
 203          * This parameter can be used to override the ctrl_interface parameter
 204          * in dynamic interface addition to force a control interface to be
 205          * created.
 206          */
 207         char *override_ctrl_interface;
 208
 209         /**
 210          * entropy_file - Optional entropy file
 211          *
 212          * This parameter can be used to configure wpa_supplicant to maintain
 213          * its internal entropy store over restarts.
 214          */
 215         char *entropy_file;
 216 };
 217
 218 struct p2p_srv_bonjour {
 219         struct dl_list list;
 220         struct wpabuf *query;
 221         struct wpabuf *resp;
 222 };
 223
 224 struct p2p_srv_upnp {
 225         struct dl_list list;
 226         u8 version;
 227         char *service;
 228 };
 229
 230 struct wpa_freq_range {
 231         unsigned int min;
 232         unsigned int max;
 233 };
 234
 235
 236 /**
 237  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 238  *
 239  * This structure is initialized by calling wpa_supplicant_init() when starting
 240  * %wpa_supplicant.
 241  */
 242 struct wpa_global {
 243         struct wpa_supplicant *ifaces;
 244         struct wpa_params params;
 245         struct ctrl_iface_global_priv *ctrl_iface;
 246         struct wpas_dbus_priv *dbus;
 247         void **drv_priv;
 248         size_t drv_count;
 249         struct os_time suspend_time;
 250         struct p2p_data *p2p;
 251         struct wpa_supplicant *p2p_init_wpa_s;
 252         struct wpa_supplicant *p2p_group_formation;
 253         struct wpa_supplicant *p2p_invite_group;
 254         u8 p2p_dev_addr[ETH_ALEN];
 255         struct os_time p2p_go_wait_client;
 256         struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
 257         struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
 258         int p2p_disabled;
 259         int cross_connection;
 260         struct wpa_freq_range *p2p_disallow_freq;
 261         unsigned int num_p2p_disallow_freq;
 262         enum wpa_conc_pref {
 263                 WPA_CONC_PREF_NOT_SET,
 264                 WPA_CONC_PREF_STA,
 265                 WPA_CONC_PREF_P2P
 266         } conc_pref;
 267         unsigned int p2p_cb_on_scan_complete:1;
 268         unsigned int p2p_per_sta_psk:1;
 269
 270 #ifdef CONFIG_WIFI_DISPLAY
 271         int wifi_display;
 272 #define MAX_WFD_SUBELEMS 10
 273         struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
 274 #endif /* CONFIG_WIFI_DISPLAY */
 275 };
 276
 277
 278 /**
 279  * offchannel_send_action_result - Result of offchannel send Action frame
 280  */
 281 enum offchannel_send_action_result {
 282         OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
 283         OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
 284                                        */,
 285         OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
 286                                        */
 287 };
 288
 289 struct wps_ap_info {
 290         u8 bssid[ETH_ALEN];
 291         enum wps_ap_info_type {
 292                 WPS_AP_NOT_SEL_REG,
 293                 WPS_AP_SEL_REG,
 294                 WPS_AP_SEL_REG_OUR
 295         } type;
 296         unsigned int tries;
 297         struct os_time last_attempt;
 298 };
 299
 300 struct wpa_ssid_value {
 301         u8 ssid[32];
 302         size_t ssid_len;
 303 };
 304
 305 /**
 306  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 307  *
 308  * This structure contains the internal data for core wpa_supplicant code. This
 309  * should be only used directly from the core code. However, a pointer to this
 310  * data is used from other files as an arbitrary context pointer in calls to
 311  * core functions.
 312  */
 313 struct wpa_supplicant {
 314         struct wpa_global *global;
 315         struct wpa_supplicant *parent;
 316         struct wpa_supplicant *next;
 317         struct l2_packet_data *l2;
 318         struct l2_packet_data *l2_br;
 319         unsigned char own_addr[ETH_ALEN];
 320         char ifname[100];
 321 #ifdef CONFIG_CTRL_IFACE_DBUS
 322         char *dbus_path;
 323 #endif /* CONFIG_CTRL_IFACE_DBUS */
 324 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
 325         char *dbus_new_path;
 326         char *dbus_groupobj_path;
 327 #ifdef CONFIG_AP
 328         char *preq_notify_peer;
 329 #endif /* CONFIG_AP */
 330 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
 331         char bridge_ifname[16];
 332
 333         char *confname;
 334         char *confanother;
 335         struct wpa_config *conf;
 336         int countermeasures;
 337         os_time_t last_michael_mic_error;
 338         u8 bssid[ETH_ALEN];
 339         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 340                                      * field contains the target BSSID. */
 341         int reassociate; /* reassociation requested */
 342         int disconnected; /* all connections disabled; i.e., do no reassociate
 343                            * before this has been cleared */
 344         struct wpa_ssid *current_ssid;
 345         struct wpa_bss *current_bss;
 346         int ap_ies_from_associnfo;
 347         unsigned int assoc_freq;
 348
 349         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 350         int pairwise_cipher;
 351         int group_cipher;
 352         int key_mgmt;
 353         int wpa_proto;
 354         int mgmt_group_cipher;
 355
 356         void *drv_priv; /* private data used by driver_ops */
 357         void *global_drv_priv;
 358
 359         u8 *bssid_filter;
 360         size_t bssid_filter_count;
 361
 362         u8 *disallow_aps_bssid;
 363         size_t disallow_aps_bssid_count;
 364         struct wpa_ssid_value *disallow_aps_ssid;
 365         size_t disallow_aps_ssid_count;
 366
 367         enum { WPA_SETBAND_AUTO, WPA_SETBAND_5G, WPA_SETBAND_2G } setband;
 368
 369         /* previous scan was wildcard when interleaving between
 370          * wildcard scans and specific SSID scan when max_ssids=1 */
 371         int prev_scan_wildcard;
 372         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 373                                           * NULL = not yet initialized (start
 374                                           * with wildcard SSID)
 375                                           * WILDCARD_SSID_SCAN = wildcard
 376                                           * SSID was used in the previous scan
 377                                           */
 378 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
 379
 380         struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
 381         int sched_scan_timeout;
 382         int sched_scan_interval;
 383         int first_sched_scan;
 384         int sched_scan_timed_out;
 385
 386         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
 387                                  struct wpa_scan_results *scan_res);
 388         struct dl_list bss; /* struct wpa_bss::list */
 389         struct dl_list bss_id; /* struct wpa_bss::list_id */
 390         size_t num_bss;
 391         unsigned int bss_update_idx;
 392         unsigned int bss_next_id;
 393
 394          /*
 395           * Pointers to BSS entries in the order they were in the last scan
 396           * results.
 397           */
 398         struct wpa_bss **last_scan_res;
 399         unsigned int last_scan_res_used;
 400         unsigned int last_scan_res_size;
 401         int last_scan_full;
 402         struct os_time last_scan;
 403
 404         struct wpa_driver_ops *driver;
 405         int interface_removed; /* whether the network interface has been
 406                                 * removed */
 407         struct wpa_sm *wpa;
 408         struct eapol_sm *eapol;
 409
 410         struct ctrl_iface_priv *ctrl_iface;
 411
 412         enum wpa_states wpa_state;
 413         int scanning;
 414         int sched_scanning;
 415         int new_connection;
 416
 417         int eapol_received; /* number of EAPOL packets received after the
 418                              * previous association event */
 419
 420         struct scard_data *scard;
 421         char imsi[20];
 422         int mnc_len;
 423
 424         unsigned char last_eapol_src[ETH_ALEN];
 425
 426         int keys_cleared;
 427
 428         struct wpa_blacklist *blacklist;
 429
 430         /**
 431          * extra_blacklist_count - Sum of blacklist counts after last connection
 432          *
 433          * This variable is used to maintain a count of temporary blacklisting
 434          * failures (maximum number for any BSS) over blacklist clear
 435          * operations. This is needed for figuring out whether there has been
 436          * failures prior to the last blacklist clear operation which happens
 437          * whenever no other not-blacklisted BSS candidates are available. This
 438          * gets cleared whenever a connection has been established successfully.
 439          */
 440         int extra_blacklist_count;
 441
 442         /**
 443          * scan_req - Type of the scan request
 444          */
 445         enum scan_req_type {
 446                 /**
 447                  * NORMAL_SCAN_REQ - Normal scan request
 448                  *
 449                  * This is used for scans initiated by wpa_supplicant to find an
 450                  * AP for a connection.
 451                  */
 452                 NORMAL_SCAN_REQ,
 453
 454                 /**
 455                  * INITIAL_SCAN_REQ - Initial scan request
 456                  *
 457                  * This is used for the first scan on an interface to force at
 458                  * least one scan to be run even if the configuration does not
 459                  * include any enabled networks.
 460                  */
 461                 INITIAL_SCAN_REQ,
 462
 463                 /**
 464                  * MANUAL_SCAN_REQ - Manual scan request
 465                  *
 466                  * This is used for scans where the user request a scan or
 467                  * a specific wpa_supplicant operation (e.g., WPS) requires scan
 468                  * to be run.
 469                  */
 470                 MANUAL_SCAN_REQ
 471         } scan_req;
 472         struct os_time scan_trigger_time;
 473         int scan_runs; /* number of scan runs since WPS was started */
 474         int *next_scan_freqs;
 475         int scan_interval; /* time in sec between scans to find suitable AP */
 476         int normal_scans; /* normal scans run before sched_scan */
 477         int scan_for_connection; /* whether the scan request was triggered for
 478                                   * finding a connection */
 479
 480         unsigned int drv_flags;
 481         unsigned int drv_enc;
 482
 483         /*
 484          * A bitmap of supported protocols for probe response offload. See
 485          * struct wpa_driver_capa in driver.h
 486          */
 487         unsigned int probe_resp_offloads;
 488
 489         /* extended capabilities supported by the driver */
 490         const u8 *extended_capa, *extended_capa_mask;
 491         unsigned int extended_capa_len;
 492
 493         int max_scan_ssids;
 494         int max_sched_scan_ssids;
 495         int sched_scan_supported;
 496         unsigned int max_match_sets;
 497         unsigned int max_remain_on_chan;
 498         unsigned int max_stations;
 499
 500         int pending_mic_error_report;
 501         int pending_mic_error_pairwise;
 502         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 503
 504         struct wps_context *wps;
 505         int wps_success; /* WPS success event received */
 506         struct wps_er *wps_er;
 507         int blacklist_cleared;
 508
 509         struct wpabuf *pending_eapol_rx;
 510         struct os_time pending_eapol_rx_time;
 511         u8 pending_eapol_rx_src[ETH_ALEN];
 512         unsigned int last_eapol_matches_bssid:1;
 513
 514         struct ibss_rsn *ibss_rsn;
 515
 516         int set_sta_uapsd;
 517         int sta_uapsd;
 518         int set_ap_uapsd;
 519         int ap_uapsd;
 520
 521 #ifdef CONFIG_SME
 522         struct {
 523                 u8 ssid[32];
 524                 size_t ssid_len;
 525                 int freq;
 526                 u8 assoc_req_ie[200];
 527                 size_t assoc_req_ie_len;
 528                 int mfp;
 529                 int ft_used;
 530                 u8 mobility_domain[2];
 531                 u8 *ft_ies;
 532                 size_t ft_ies_len;
 533                 u8 prev_bssid[ETH_ALEN];
 534                 int prev_bssid_set;
 535                 int auth_alg;
 536                 int proto;
 537
 538                 int sa_query_count; /* number of pending SA Query requests;
 539                                      * 0 = no SA Query in progress */
 540                 int sa_query_timed_out;
 541                 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
 542                                         * sa_query_count octets of pending
 543                                         * SA Query transaction identifiers */
 544                 struct os_time sa_query_start;
 545                 u8 sched_obss_scan;
 546                 u16 obss_scan_int;
 547                 u16 bss_max_idle_period;
 548 #ifdef CONFIG_SAE
 549                 struct sae_data sae;
 550                 struct wpabuf *sae_token;
 551                 int sae_group_index;
 552 #endif /* CONFIG_SAE */
 553         } sme;
 554 #endif /* CONFIG_SME */
 555
 556 #ifdef CONFIG_AP
 557         struct hostapd_iface *ap_iface;
 558         void (*ap_configured_cb)(void *ctx, void *data);
 559         void *ap_configured_cb_ctx;
 560         void *ap_configured_cb_data;
 561 #endif /* CONFIG_AP */
 562
 563         unsigned int off_channel_freq;
 564         struct wpabuf *pending_action_tx;
 565         u8 pending_action_src[ETH_ALEN];
 566         u8 pending_action_dst[ETH_ALEN];
 567         u8 pending_action_bssid[ETH_ALEN];
 568         unsigned int pending_action_freq;
 569         int pending_action_no_cck;
 570         int pending_action_without_roc;
 571         void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
 572                                             unsigned int freq, const u8 *dst,
 573                                             const u8 *src, const u8 *bssid,
 574                                             const u8 *data, size_t data_len,
 575                                             enum offchannel_send_action_result
 576                                             result);
 577         unsigned int roc_waiting_drv_freq;
 578         int action_tx_wait_time;
 579
 580         int p2p_mgmt;
 581
 582 #ifdef CONFIG_P2P
 583         struct p2p_go_neg_results *go_params;
 584         int create_p2p_iface;
 585         u8 pending_interface_addr[ETH_ALEN];
 586         char pending_interface_name[100];
 587         int pending_interface_type;
 588         int p2p_group_idx;
 589         unsigned int pending_listen_freq;
 590         unsigned int pending_listen_duration;
 591         enum {
 592                 NOT_P2P_GROUP_INTERFACE,
 593                 P2P_GROUP_INTERFACE_PENDING,
 594                 P2P_GROUP_INTERFACE_GO,
 595                 P2P_GROUP_INTERFACE_CLIENT
 596         } p2p_group_interface;
 597         struct p2p_group *p2p_group;
 598         int p2p_long_listen; /* remaining time in long Listen state in ms */
 599         char p2p_pin[10];
 600         int p2p_wps_method;
 601         u8 p2p_auth_invite[ETH_ALEN];
 602         int p2p_sd_over_ctrl_iface;
 603         int p2p_in_provisioning;
 604         int pending_invite_ssid_id;
 605         int show_group_started;
 606         u8 go_dev_addr[ETH_ALEN];
 607         int pending_pd_before_join;
 608         u8 pending_join_iface_addr[ETH_ALEN];
 609         u8 pending_join_dev_addr[ETH_ALEN];
 610         int pending_join_wps_method;
 611         int p2p_join_scan_count;
 612         int auto_pd_scan_retry;
 613         int force_long_sd;
 614         u16 pending_pd_config_methods;
 615         enum {
 616                 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
 617         } pending_pd_use;
 618
 619         /*
 620          * Whether cross connection is disallowed by the AP to which this
 621          * interface is associated (only valid if there is an association).
 622          */
 623         int cross_connect_disallowed;
 624
 625         /*
 626          * Whether this P2P group is configured to use cross connection (only
 627          * valid if this is P2P GO interface). The actual cross connect packet
 628          * forwarding may not be configured depending on the uplink status.
 629          */
 630         int cross_connect_enabled;
 631
 632         /* Whether cross connection forwarding is in use at the moment. */
 633         int cross_connect_in_use;
 634
 635         /*
 636          * Uplink interface name for cross connection
 637          */
 638         char cross_connect_uplink[100];
 639
 640         unsigned int sta_scan_pending:1;
 641         unsigned int p2p_auto_join:1;
 642         unsigned int p2p_auto_pd:1;
 643         unsigned int p2p_persistent_group:1;
 644         unsigned int p2p_fallback_to_go_neg:1;
 645         unsigned int p2p_pd_before_go_neg:1;
 646         unsigned int p2p_go_ht40:1;
 647         unsigned int user_initiated_pd:1;
 648         int p2p_persistent_go_freq;
 649         int p2p_persistent_id;
 650         int p2p_go_intent;
 651         int p2p_connect_freq;
 652         struct os_time p2p_auto_started;
 653 #endif /* CONFIG_P2P */
 654
 655         struct wpa_ssid *bgscan_ssid;
 656         const struct bgscan_ops *bgscan;
 657         void *bgscan_priv;
 658
 659         const struct autoscan_ops *autoscan;
 660         struct wpa_driver_scan_params *autoscan_params;
 661         void *autoscan_priv;
 662
 663         struct wpa_ssid *connect_without_scan;
 664
 665         struct wps_ap_info *wps_ap;
 666         size_t num_wps_ap;
 667         int wps_ap_iter;
 668
 669         int after_wps;
 670         int known_wps_freq;
 671         unsigned int wps_freq;
 672         u16 wps_ap_channel;
 673         int wps_fragment_size;
 674         int auto_reconnect_disabled;
 675
 676          /* Channel preferences for AP/P2P GO use */
 677         int best_24_freq;
 678         int best_5_freq;
 679         int best_overall_freq;
 680
 681         struct gas_query *gas;
 682
 683 #ifdef CONFIG_INTERWORKING
 684         unsigned int fetch_anqp_in_progress:1;
 685         unsigned int network_select:1;
 686         unsigned int auto_select:1;
 687         unsigned int auto_network_select:1;
 688         unsigned int fetch_all_anqp:1;
 689         struct wpa_bss *interworking_gas_bss;
 690 #endif /* CONFIG_INTERWORKING */
 691         unsigned int drv_capa_known;
 692
 693         struct {
 694                 struct hostapd_hw_modes *modes;
 695                 u16 num_modes;
 696                 u16 flags;
 697         } hw;
 698
 699         int pno;
 700
 701         /* WLAN_REASON_* reason codes. Negative if locally generated. */
 702         int disconnect_reason;
 703
 704         struct ext_password_data *ext_pw;
 705
 706         struct wpabuf *last_gas_resp;
 707         u8 last_gas_addr[ETH_ALEN];
 708         u8 last_gas_dialog_token;
 709
 710         unsigned int no_keep_alive:1;
 711
 712 #ifdef CONFIG_WNM
 713         u8 wnm_dialog_token;
 714         u8 wnm_reply;
 715         u8 wnm_num_neighbor_report;
 716         u8 wnm_mode;
 717         u16 wnm_dissoc_timer;
 718         u8 wnm_validity_interval;
 719         u8 wnm_bss_termination_duration[12];
 720         struct neighbor_report *wnm_neighbor_report_elements;
 721 #endif /* CONFIG_WNM */
 722
 723 #ifdef CONFIG_TESTING_GET_GTK
 724         u8 last_gtk[32];
 725         size_t last_gtk_len;
 726 #endif /* CONFIG_TESTING_GET_GTK */
 727
 728         unsigned int num_multichan_concurrent;
 729 };
 730
 731
 732 /* wpa_supplicant.c */
 733 void wpa_supplicant_apply_ht_overrides(
 734         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 735         struct wpa_driver_associate_params *params);
 736 void wpa_supplicant_apply_vht_overrides(
 737         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 738         struct wpa_driver_associate_params *params);
 739
 740 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 741 int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s,
 742                                     struct wpa_ssid *ssid);
 743
 744 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 745
 746 const char * wpa_supplicant_state_txt(enum wpa_states state);
 747 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
 748 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 749 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 750                               struct wpa_bss *bss, struct wpa_ssid *ssid,
 751                               u8 *wpa_ie, size_t *wpa_ie_len);
 752 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 753                               struct wpa_bss *bss,
 754                               struct wpa_ssid *ssid);
 755 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 756                                        struct wpa_ssid *ssid);
 757 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 758 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 759 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 760                                      int sec, int usec);
 761 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
 762 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
 763                               enum wpa_states state);
 764 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 765 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
 766 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 767 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 768                                    int reason_code);
 769
 770 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
 771                                    struct wpa_ssid *ssid);
 772 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
 773                                     struct wpa_ssid *ssid);
 774 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
 775                                    struct wpa_ssid *ssid);
 776 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
 777                                int ap_scan);
 778 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
 779                                           unsigned int expire_age);
 780 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
 781                                             unsigned int expire_count);
 782 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
 783                                      int scan_interval);
 784 int wpa_supplicant_set_debug_params(struct wpa_global *global,
 785                                     int debug_level, int debug_timestamp,
 786                                     int debug_show_keys);
 787 void free_hw_features(struct wpa_supplicant *wpa_s);
 788
 789 void wpa_show_license(void);
 790
 791 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 792                                                  struct wpa_interface *iface);
 793 int wpa_supplicant_remove_iface(struct wpa_global *global,
 794                                 struct wpa_supplicant *wpa_s,
 795                                 int terminate);
 796 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 797                                                  const char *ifname);
 798 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 799 int wpa_supplicant_run(struct wpa_global *global);
 800 void wpa_supplicant_deinit(struct wpa_global *global);
 801
 802 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 803                               struct wpa_ssid *ssid);
 804 void wpa_supplicant_terminate_proc(struct wpa_global *global);
 805 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
 806                              const u8 *buf, size_t len);
 807 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
 808 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
 809 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
 810 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
 811 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
 812 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
 813 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
 814 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
 815                               struct wpa_ssid *ssid, int clear_failures);
 816 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
 817 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
 818                     size_t ssid_len);
 819 void wpas_request_connection(struct wpa_supplicant *wpa_s);
 820 int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf);
 821 int wpas_wpa_is_in_progress(struct wpa_supplicant *wpa_s);
 822
 823 /**
 824  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
 825  * @wpa_s: Pointer to wpa_supplicant data
 826  * @ssid: Pointer to the network block the reply is for
 827  * @field: field the response is a reply for
 828  * @value: value (ie, password, etc) for @field
 829  * Returns: 0 on success, non-zero on error
 830  *
 831  * Helper function to handle replies to control interface requests.
 832  */
 833 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
 834                                               struct wpa_ssid *ssid,
 835                                               const char *field,
 836                                               const char *value);
 837
 838 /* events.c */
 839 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 840 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
 841                            struct wpa_bss *selected,
 842                            struct wpa_ssid *ssid);
 843 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
 844 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
 845 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
 846 int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s);
 847 struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
 848                                              struct wpa_ssid **selected_ssid);
 849
 850 /* eap_register.c */
 851 int eap_register_methods(void);
 852
 853 /**
 854  * Utility method to tell if a given network is a persistent group
 855  * @ssid: Network object
 856  * Returns: 1 if network is a persistent group, 0 otherwise
 857  */
 858 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
 859 {
 860         return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
 861 }
 862
 863 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 864
 865 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
 866
 867 int get_shared_radio_freqs(struct wpa_supplicant *wpa_s,
 868                            int *freq_array, unsigned int len);
 869
 870 #endif /* WPA_SUPPLICANT_I_H */