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 "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 struct wpa_ssid_value {
 271         u8 ssid[32];
 272         size_t ssid_len;
 273 };
 274
 275 /**
 276  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 277  *
 278  * This structure contains the internal data for core wpa_supplicant code. This
 279  * should be only used directly from the core code. However, a pointer to this
 280  * data is used from other files as an arbitrary context pointer in calls to
 281  * core functions.
 282  */
 283 struct wpa_supplicant {
 284         struct wpa_global *global;
 285         struct wpa_supplicant *parent;
 286         struct wpa_supplicant *next;
 287         struct l2_packet_data *l2;
 288         struct l2_packet_data *l2_br;
 289         unsigned char own_addr[ETH_ALEN];
 290         char ifname[100];
 291 #ifdef CONFIG_CTRL_IFACE_DBUS
 292         char *dbus_path;
 293 #endif /* CONFIG_CTRL_IFACE_DBUS */
 294 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
 295         char *dbus_new_path;
 296         char *dbus_groupobj_path;
 297 #ifdef CONFIG_AP
 298         char *preq_notify_peer;
 299 #endif /* CONFIG_AP */
 300 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
 301         char bridge_ifname[16];
 302
 303         char *confname;
 304         struct wpa_config *conf;
 305         int countermeasures;
 306         os_time_t last_michael_mic_error;
 307         u8 bssid[ETH_ALEN];
 308         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 309                                      * field contains the target BSSID. */
 310         int reassociate; /* reassociation requested */
 311         int disconnected; /* all connections disabled; i.e., do no reassociate
 312                            * before this has been cleared */
 313         struct wpa_ssid *current_ssid;
 314         struct wpa_bss *current_bss;
 315         int ap_ies_from_associnfo;
 316         unsigned int assoc_freq;
 317
 318         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 319         int pairwise_cipher;
 320         int group_cipher;
 321         int key_mgmt;
 322         int wpa_proto;
 323         int mgmt_group_cipher;
 324
 325         void *drv_priv; /* private data used by driver_ops */
 326         void *global_drv_priv;
 327
 328         u8 *bssid_filter;
 329         size_t bssid_filter_count;
 330
 331         u8 *disallow_aps_bssid;
 332         size_t disallow_aps_bssid_count;
 333         struct wpa_ssid_value *disallow_aps_ssid;
 334         size_t disallow_aps_ssid_count;
 335
 336         /* previous scan was wildcard when interleaving between
 337          * wildcard scans and specific SSID scan when max_ssids=1 */
 338         int prev_scan_wildcard;
 339         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 340                                           * NULL = not yet initialized (start
 341                                           * with wildcard SSID)
 342                                           * WILDCARD_SSID_SCAN = wildcard
 343                                           * SSID was used in the previous scan
 344                                           */
 345 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
 346
 347         struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
 348         int sched_scan_timeout;
 349         int sched_scan_interval;
 350         int first_sched_scan;
 351         int sched_scan_timed_out;
 352
 353         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
 354                                  struct wpa_scan_results *scan_res);
 355         struct dl_list bss; /* struct wpa_bss::list */
 356         struct dl_list bss_id; /* struct wpa_bss::list_id */
 357         size_t num_bss;
 358         unsigned int bss_update_idx;
 359         unsigned int bss_next_id;
 360
 361          /*
 362           * Pointers to BSS entries in the order they were in the last scan
 363           * results.
 364           */
 365         struct wpa_bss **last_scan_res;
 366         unsigned int last_scan_res_used;
 367         unsigned int last_scan_res_size;
 368         int last_scan_full;
 369         struct os_time last_scan;
 370
 371         struct wpa_driver_ops *driver;
 372         int interface_removed; /* whether the network interface has been
 373                                 * removed */
 374         struct wpa_sm *wpa;
 375         struct eapol_sm *eapol;
 376
 377         struct ctrl_iface_priv *ctrl_iface;
 378
 379         enum wpa_states wpa_state;
 380         int scanning;
 381         int sched_scanning;
 382         int new_connection;
 383         int reassociated_connection;
 384
 385         int eapol_received; /* number of EAPOL packets received after the
 386                              * previous association event */
 387
 388         struct scard_data *scard;
 389 #ifdef PCSC_FUNCS
 390         char imsi[20];
 391         int mnc_len;
 392 #endif /* PCSC_FUNCS */
 393
 394         unsigned char last_eapol_src[ETH_ALEN];
 395
 396         int keys_cleared;
 397
 398         struct wpa_blacklist *blacklist;
 399
 400         /**
 401          * extra_blacklist_count - Sum of blacklist counts after last connection
 402          *
 403          * This variable is used to maintain a count of temporary blacklisting
 404          * failures (maximum number for any BSS) over blacklist clear
 405          * operations. This is needed for figuring out whether there has been
 406          * failures prior to the last blacklist clear operation which happens
 407          * whenever no other not-blacklisted BSS candidates are available. This
 408          * gets cleared whenever a connection has been established successfully.
 409          */
 410         int extra_blacklist_count;
 411
 412         /**
 413          * scan_req - Type of the scan request
 414          */
 415         enum scan_req_type {
 416                 /**
 417                  * NORMAL_SCAN_REQ - Normal scan request
 418                  *
 419                  * This is used for scans initiated by wpa_supplicant to find an
 420                  * AP for a connection.
 421                  */
 422                 NORMAL_SCAN_REQ,
 423
 424                 /**
 425                  * INITIAL_SCAN_REQ - Initial scan request
 426                  *
 427                  * This is used for the first scan on an interface to force at
 428                  * least one scan to be run even if the configuration does not
 429                  * include any enabled networks.
 430                  */
 431                 INITIAL_SCAN_REQ,
 432
 433                 /**
 434                  * MANUAL_SCAN_REQ - Manual scan request
 435                  *
 436                  * This is used for scans where the user request a scan or
 437                  * a specific wpa_supplicant operation (e.g., WPS) requires scan
 438                  * to be run.
 439                  */
 440                 MANUAL_SCAN_REQ
 441         } scan_req;
 442         int scan_runs; /* number of scan runs since WPS was started */
 443         int *next_scan_freqs;
 444         int scan_interval; /* time in sec between scans to find suitable AP */
 445         int normal_scans; /* normal scans run before sched_scan */
 446         int scan_for_connection; /* whether the scan request was triggered for
 447                                   * finding a connection */
 448
 449         unsigned int drv_flags;
 450         unsigned int drv_enc;
 451
 452         /*
 453          * A bitmap of supported protocols for probe response offload. See
 454          * struct wpa_driver_capa in driver.h
 455          */
 456         unsigned int probe_resp_offloads;
 457
 458         int max_scan_ssids;
 459         int max_sched_scan_ssids;
 460         int sched_scan_supported;
 461         unsigned int max_match_sets;
 462         unsigned int max_remain_on_chan;
 463         unsigned int max_stations;
 464
 465         int pending_mic_error_report;
 466         int pending_mic_error_pairwise;
 467         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 468
 469         struct wps_context *wps;
 470         int wps_success; /* WPS success event received */
 471         struct wps_er *wps_er;
 472         int blacklist_cleared;
 473
 474         struct wpabuf *pending_eapol_rx;
 475         struct os_time pending_eapol_rx_time;
 476         u8 pending_eapol_rx_src[ETH_ALEN];
 477         unsigned int last_eapol_matches_bssid:1;
 478
 479         struct ibss_rsn *ibss_rsn;
 480
 481         int set_sta_uapsd;
 482         int sta_uapsd;
 483         int set_ap_uapsd;
 484         int ap_uapsd;
 485
 486 #ifdef CONFIG_SME
 487         struct {
 488                 u8 ssid[32];
 489                 size_t ssid_len;
 490                 int freq;
 491                 u8 assoc_req_ie[200];
 492                 size_t assoc_req_ie_len;
 493                 int mfp;
 494                 int ft_used;
 495                 u8 mobility_domain[2];
 496                 u8 *ft_ies;
 497                 size_t ft_ies_len;
 498                 u8 prev_bssid[ETH_ALEN];
 499                 int prev_bssid_set;
 500                 int auth_alg;
 501                 int proto;
 502
 503                 int sa_query_count; /* number of pending SA Query requests;
 504                                      * 0 = no SA Query in progress */
 505                 int sa_query_timed_out;
 506                 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
 507                                         * sa_query_count octets of pending
 508                                         * SA Query transaction identifiers */
 509                 struct os_time sa_query_start;
 510                 u8 sched_obss_scan;
 511                 u16 obss_scan_int;
 512                 u16 bss_max_idle_period;
 513                 enum {
 514                         SME_SAE_INIT,
 515                         SME_SAE_COMMIT,
 516                         SME_SAE_CONFIRM
 517                 } sae_state;
 518                 u16 sae_send_confirm;
 519         } sme;
 520 #endif /* CONFIG_SME */
 521
 522 #ifdef CONFIG_AP
 523         struct hostapd_iface *ap_iface;
 524         void (*ap_configured_cb)(void *ctx, void *data);
 525         void *ap_configured_cb_ctx;
 526         void *ap_configured_cb_data;
 527 #endif /* CONFIG_AP */
 528
 529         unsigned int off_channel_freq;
 530         struct wpabuf *pending_action_tx;
 531         u8 pending_action_src[ETH_ALEN];
 532         u8 pending_action_dst[ETH_ALEN];
 533         u8 pending_action_bssid[ETH_ALEN];
 534         unsigned int pending_action_freq;
 535         int pending_action_no_cck;
 536         int pending_action_without_roc;
 537         void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
 538                                             unsigned int freq, const u8 *dst,
 539                                             const u8 *src, const u8 *bssid,
 540                                             const u8 *data, size_t data_len,
 541                                             enum offchannel_send_action_result
 542                                             result);
 543         unsigned int roc_waiting_drv_freq;
 544         int action_tx_wait_time;
 545
 546 #ifdef CONFIG_P2P
 547         struct p2p_go_neg_results *go_params;
 548         int create_p2p_iface;
 549         u8 pending_interface_addr[ETH_ALEN];
 550         char pending_interface_name[100];
 551         int pending_interface_type;
 552         int p2p_group_idx;
 553         unsigned int pending_listen_freq;
 554         unsigned int pending_listen_duration;
 555         enum {
 556                 NOT_P2P_GROUP_INTERFACE,
 557                 P2P_GROUP_INTERFACE_PENDING,
 558                 P2P_GROUP_INTERFACE_GO,
 559                 P2P_GROUP_INTERFACE_CLIENT
 560         } p2p_group_interface;
 561         struct p2p_group *p2p_group;
 562         int p2p_long_listen; /* remaining time in long Listen state in ms */
 563         char p2p_pin[10];
 564         int p2p_wps_method;
 565         u8 p2p_auth_invite[ETH_ALEN];
 566         int p2p_sd_over_ctrl_iface;
 567         int p2p_in_provisioning;
 568         int pending_invite_ssid_id;
 569         int show_group_started;
 570         u8 go_dev_addr[ETH_ALEN];
 571         int pending_pd_before_join;
 572         u8 pending_join_iface_addr[ETH_ALEN];
 573         u8 pending_join_dev_addr[ETH_ALEN];
 574         int pending_join_wps_method;
 575         int p2p_join_scan_count;
 576         int auto_pd_scan_retry;
 577         int force_long_sd;
 578         u16 pending_pd_config_methods;
 579         enum {
 580                 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
 581         } pending_pd_use;
 582
 583         /*
 584          * Whether cross connection is disallowed by the AP to which this
 585          * interface is associated (only valid if there is an association).
 586          */
 587         int cross_connect_disallowed;
 588
 589         /*
 590          * Whether this P2P group is configured to use cross connection (only
 591          * valid if this is P2P GO interface). The actual cross connect packet
 592          * forwarding may not be configured depending on the uplink status.
 593          */
 594         int cross_connect_enabled;
 595
 596         /* Whether cross connection forwarding is in use at the moment. */
 597         int cross_connect_in_use;
 598
 599         /*
 600          * Uplink interface name for cross connection
 601          */
 602         char cross_connect_uplink[100];
 603
 604         unsigned int sta_scan_pending:1;
 605         unsigned int p2p_auto_join:1;
 606         unsigned int p2p_auto_pd:1;
 607         unsigned int p2p_persistent_group:1;
 608         unsigned int p2p_fallback_to_go_neg:1;
 609         unsigned int p2p_pd_before_go_neg:1;
 610         unsigned int p2p_go_ht40:1;
 611         unsigned int user_initiated_pd:1;
 612         int p2p_persistent_go_freq;
 613         int p2p_persistent_id;
 614         int p2p_go_intent;
 615         int p2p_connect_freq;
 616         struct os_time p2p_auto_started;
 617 #endif /* CONFIG_P2P */
 618
 619         struct wpa_ssid *bgscan_ssid;
 620         const struct bgscan_ops *bgscan;
 621         void *bgscan_priv;
 622
 623         const struct autoscan_ops *autoscan;
 624         struct wpa_driver_scan_params *autoscan_params;
 625         void *autoscan_priv;
 626
 627         struct wpa_ssid *connect_without_scan;
 628
 629         struct wps_ap_info *wps_ap;
 630         size_t num_wps_ap;
 631         int wps_ap_iter;
 632
 633         int after_wps;
 634         int known_wps_freq;
 635         unsigned int wps_freq;
 636         u16 wps_ap_channel;
 637         int wps_fragment_size;
 638         int auto_reconnect_disabled;
 639
 640          /* Channel preferences for AP/P2P GO use */
 641         int best_24_freq;
 642         int best_5_freq;
 643         int best_overall_freq;
 644
 645         struct gas_query *gas;
 646
 647 #ifdef CONFIG_INTERWORKING
 648         unsigned int fetch_anqp_in_progress:1;
 649         unsigned int network_select:1;
 650         unsigned int auto_select:1;
 651         unsigned int auto_network_select:1;
 652         unsigned int fetch_all_anqp:1;
 653 #endif /* CONFIG_INTERWORKING */
 654         unsigned int drv_capa_known;
 655
 656         struct {
 657                 struct hostapd_hw_modes *modes;
 658                 u16 num_modes;
 659                 u16 flags;
 660         } hw;
 661
 662         int pno;
 663
 664         /* WLAN_REASON_* reason codes. Negative if locally generated. */
 665         int disconnect_reason;
 666
 667         struct ext_password_data *ext_pw;
 668
 669         struct wpabuf *last_gas_resp;
 670         u8 last_gas_addr[ETH_ALEN];
 671         u8 last_gas_dialog_token;
 672
 673         unsigned int no_keep_alive:1;
 674 };
 675
 676
 677 /* wpa_supplicant.c */
 678 void wpa_supplicant_apply_ht_overrides(
 679         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 680         struct wpa_driver_associate_params *params);
 681
 682 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 683
 684 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 685
 686 const char * wpa_supplicant_state_txt(enum wpa_states state);
 687 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
 688 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 689 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 690                               struct wpa_bss *bss, struct wpa_ssid *ssid,
 691                               u8 *wpa_ie, size_t *wpa_ie_len);
 692 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 693                               struct wpa_bss *bss,
 694                               struct wpa_ssid *ssid);
 695 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 696                                        struct wpa_ssid *ssid);
 697 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 698 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 699 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 700                                      int sec, int usec);
 701 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
 702 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
 703                               enum wpa_states state);
 704 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 705 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
 706 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 707 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 708                                    int reason_code);
 709
 710 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
 711                                    struct wpa_ssid *ssid);
 712 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
 713                                     struct wpa_ssid *ssid);
 714 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
 715                                    struct wpa_ssid *ssid);
 716 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
 717                                int ap_scan);
 718 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
 719                                           unsigned int expire_age);
 720 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
 721                                             unsigned int expire_count);
 722 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
 723                                      int scan_interval);
 724 int wpa_supplicant_set_debug_params(struct wpa_global *global,
 725                                     int debug_level, int debug_timestamp,
 726                                     int debug_show_keys);
 727 void free_hw_features(struct wpa_supplicant *wpa_s);
 728
 729 void wpa_show_license(void);
 730
 731 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 732                                                  struct wpa_interface *iface);
 733 int wpa_supplicant_remove_iface(struct wpa_global *global,
 734                                 struct wpa_supplicant *wpa_s,
 735                                 int terminate);
 736 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 737                                                  const char *ifname);
 738 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 739 int wpa_supplicant_run(struct wpa_global *global);
 740 void wpa_supplicant_deinit(struct wpa_global *global);
 741
 742 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 743                               struct wpa_ssid *ssid);
 744 void wpa_supplicant_terminate_proc(struct wpa_global *global);
 745 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
 746                              const u8 *buf, size_t len);
 747 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
 748 enum wpa_cipher cipher_suite2driver(int cipher);
 749 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
 750 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
 751 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
 752 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
 753 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
 754 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
 755 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
 756                               struct wpa_ssid *ssid, int clear_failures);
 757 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
 758 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
 759                     size_t ssid_len);
 760 void wpas_request_connection(struct wpa_supplicant *wpa_s);
 761
 762 /**
 763  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
 764  * @wpa_s: Pointer to wpa_supplicant data
 765  * @ssid: Pointer to the network block the reply is for
 766  * @field: field the response is a reply for
 767  * @value: value (ie, password, etc) for @field
 768  * Returns: 0 on success, non-zero on error
 769  *
 770  * Helper function to handle replies to control interface requests.
 771  */
 772 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
 773                                               struct wpa_ssid *ssid,
 774                                               const char *field,
 775                                               const char *value);
 776
 777 /* events.c */
 778 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 779 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
 780                            struct wpa_bss *selected,
 781                            struct wpa_ssid *ssid);
 782 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
 783 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
 784 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
 785 int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s);
 786
 787 /* eap_register.c */
 788 int eap_register_methods(void);
 789
 790 /**
 791  * Utility method to tell if a given network is a persistent group
 792  * @ssid: Network object
 793  * Returns: 1 if network is a persistent group, 0 otherwise
 794  */
 795 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
 796 {
 797         return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
 798 }
 799
 800 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 801
 802 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
 803
 804 #endif /* WPA_SUPPLICANT_I_H */