wpa_supplicant/wpa_supplicant_i.h

   1 /*
   2  * wpa_supplicant - Internal definitions
   3  * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #ifndef WPA_SUPPLICANT_I_H
  16 #define WPA_SUPPLICANT_I_H
  17
  18 #include "drivers/driver.h"
  19
  20 extern const char *wpa_supplicant_version;
  21 extern const char *wpa_supplicant_license;
  22 #ifndef CONFIG_NO_STDOUT_DEBUG
  23 extern const char *wpa_supplicant_full_license1;
  24 extern const char *wpa_supplicant_full_license2;
  25 extern const char *wpa_supplicant_full_license3;
  26 extern const char *wpa_supplicant_full_license4;
  27 extern const char *wpa_supplicant_full_license5;
  28 #endif /* CONFIG_NO_STDOUT_DEBUG */
  29
  30 extern struct wpa_driver_ops *wpa_supplicant_drivers[];
  31
  32
  33 struct wpa_scan_result;
  34 struct wpa_sm;
  35 struct wpa_supplicant;
  36 struct ibss_rsn;
  37
  38 /*
  39  * Forward declarations of private structures used within the ctrl_iface
  40  * backends. Other parts of wpa_supplicant do not have access to data stored in
  41  * these structures.
  42  */
  43 struct ctrl_iface_priv;
  44 struct ctrl_iface_global_priv;
  45 struct ctrl_iface_dbus_priv;
  46
  47 /**
  48  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
  49  */
  50 struct wpa_interface {
  51         /**
  52          * confname - Configuration name (file or profile) name
  53          *
  54          * This can also be %NULL when a configuration file is not used. In
  55          * that case, ctrl_interface must be set to allow the interface to be
  56          * configured.
  57          */
  58         const char *confname;
  59
  60         /**
  61          * ctrl_interface - Control interface parameter
  62          *
  63          * If a configuration file is not used, this variable can be used to
  64          * set the ctrl_interface parameter that would have otherwise been read
  65          * from the configuration file. If both confname and ctrl_interface are
  66          * set, ctrl_interface is used to override the value from configuration
  67          * file.
  68          */
  69         const char *ctrl_interface;
  70
  71         /**
  72          * driver - Driver interface name, or %NULL to use the default driver
  73          */
  74         const char *driver;
  75
  76         /**
  77          * driver_param - Driver interface parameters
  78          *
  79          * If a configuration file is not used, this variable can be used to
  80          * set the driver_param parameters that would have otherwise been read
  81          * from the configuration file. If both confname and driver_param are
  82          * set, driver_param is used to override the value from configuration
  83          * file.
  84          */
  85         const char *driver_param;
  86
  87         /**
  88          * ifname - Interface name
  89          */
  90         const char *ifname;
  91
  92         /**
  93          * bridge_ifname - Optional bridge interface name
  94          *
  95          * If the driver interface (ifname) is included in a Linux bridge
  96          * device, the bridge interface may need to be used for receiving EAPOL
  97          * frames. This can be enabled by setting this variable to enable
  98          * receiving of EAPOL frames from an additional interface.
  99          */
 100         const char *bridge_ifname;
 101 };
 102
 103 /**
 104  * struct wpa_params - Parameters for wpa_supplicant_init()
 105  */
 106 struct wpa_params {
 107         /**
 108          * daemonize - Run %wpa_supplicant in the background
 109          */
 110         int daemonize;
 111
 112         /**
 113          * wait_for_monitor - Wait for a monitor program before starting
 114          */
 115         int wait_for_monitor;
 116
 117         /**
 118          * pid_file - Path to a PID (process ID) file
 119          *
 120          * If this and daemonize are set, process ID of the background process
 121          * will be written to the specified file.
 122          */
 123         char *pid_file;
 124
 125         /**
 126          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
 127          */
 128         int wpa_debug_level;
 129
 130         /**
 131          * wpa_debug_show_keys - Whether keying material is included in debug
 132          *
 133          * This parameter can be used to allow keying material to be included
 134          * in debug messages. This is a security risk and this option should
 135          * not be enabled in normal configuration. If needed during
 136          * development or while troubleshooting, this option can provide more
 137          * details for figuring out what is happening.
 138          */
 139         int wpa_debug_show_keys;
 140
 141         /**
 142          * wpa_debug_timestamp - Whether to include timestamp in debug messages
 143          */
 144         int wpa_debug_timestamp;
 145
 146         /**
 147          * ctrl_interface - Global ctrl_iface path/parameter
 148          */
 149         char *ctrl_interface;
 150
 151         /**
 152          * dbus_ctrl_interface - Enable the DBus control interface
 153          */
 154         int dbus_ctrl_interface;
 155
 156         /**
 157          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
 158          */
 159         const char *wpa_debug_file_path;
 160 };
 161
 162 /**
 163  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 164  *
 165  * This structure is initialized by calling wpa_supplicant_init() when starting
 166  * %wpa_supplicant.
 167  */
 168 struct wpa_global {
 169         struct wpa_supplicant *ifaces;
 170         struct wpa_params params;
 171         struct ctrl_iface_global_priv *ctrl_iface;
 172         struct ctrl_iface_dbus_priv *dbus_ctrl_iface;
 173         void **drv_priv;
 174         size_t drv_count;
 175 };
 176
 177
 178 struct wpa_client_mlme {
 179 #ifdef CONFIG_CLIENT_MLME
 180         enum {
 181                 IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
 182                 IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
 183                 IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
 184         } state;
 185         u8 prev_bssid[ETH_ALEN];
 186         u8 ssid[32];
 187         size_t ssid_len;
 188         u16 aid;
 189         u16 ap_capab, capab;
 190         u8 *extra_ie; /* to be added to the end of AssocReq */
 191         size_t extra_ie_len;
 192         u8 *extra_probe_ie; /* to be added to the end of ProbeReq */
 193         size_t extra_probe_ie_len;
 194         wpa_key_mgmt key_mgmt;
 195
 196         /* The last AssocReq/Resp IEs */
 197         u8 *assocreq_ies, *assocresp_ies;
 198         size_t assocreq_ies_len, assocresp_ies_len;
 199
 200         int auth_tries, assoc_tries;
 201
 202         unsigned int ssid_set:1;
 203         unsigned int bssid_set:1;
 204         unsigned int prev_bssid_set:1;
 205         unsigned int authenticated:1;
 206         unsigned int associated:1;
 207         unsigned int probereq_poll:1;
 208         unsigned int use_protection:1;
 209         unsigned int create_ibss:1;
 210         unsigned int mixed_cell:1;
 211         unsigned int wmm_enabled:1;
 212
 213         struct os_time last_probe;
 214
 215 #define IEEE80211_AUTH_ALG_OPEN BIT(0)
 216 #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
 217 #define IEEE80211_AUTH_ALG_LEAP BIT(2)
 218         unsigned int auth_algs; /* bitfield of allowed auth algs */
 219         int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
 220         int auth_transaction;
 221
 222         struct os_time ibss_join_req;
 223         u8 *probe_resp; /* ProbeResp template for IBSS */
 224         size_t probe_resp_len;
 225         u32 supp_rates_bits;
 226
 227         int wmm_last_param_set;
 228
 229         int sta_scanning;
 230         int scan_hw_mode_idx;
 231         int scan_channel_idx;
 232         enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
 233         struct os_time last_scan_completed;
 234         int scan_oper_channel;
 235         int scan_oper_freq;
 236         int scan_oper_phymode;
 237         u8 scan_ssid[32];
 238         size_t scan_ssid_len;
 239         int scan_skip_11b;
 240
 241         struct ieee80211_sta_bss *sta_bss_list;
 242 #define STA_HASH_SIZE 256
 243 #define STA_HASH(sta) (sta[5])
 244         struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
 245
 246         int cts_protect_erp_frames;
 247
 248         int phymode; /* current mode; WPA_MODE_IEEE80211A, .. */
 249         struct wpa_hw_modes *modes;
 250         size_t num_modes;
 251         unsigned int hw_modes; /* bitfield of allowed hardware modes;
 252                                 * (1 << MODE_*) */
 253         int num_curr_rates;
 254         struct wpa_rate_data *curr_rates;
 255         int freq; /* The current frequency in MHz */
 256         int channel; /* The current IEEE 802.11 channel number */
 257
 258 #ifdef CONFIG_IEEE80211R
 259         u8 current_md[6];
 260         u8 *ft_ies;
 261         size_t ft_ies_len;
 262 #endif /* CONFIG_IEEE80211R */
 263
 264 #else /* CONFIG_CLIENT_MLME */
 265         int dummy; /* to keep MSVC happy */
 266 #endif /* CONFIG_CLIENT_MLME */
 267 };
 268
 269 /**
 270  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 271  *
 272  * This structure contains the internal data for core wpa_supplicant code. This
 273  * should be only used directly from the core code. However, a pointer to this
 274  * data is used from other files as an arbitrary context pointer in calls to
 275  * core functions.
 276  */
 277 struct wpa_supplicant {
 278         struct wpa_global *global;
 279         struct wpa_supplicant *next;
 280         struct l2_packet_data *l2;
 281         struct l2_packet_data *l2_br;
 282         unsigned char own_addr[ETH_ALEN];
 283         char ifname[100];
 284 #ifdef CONFIG_CTRL_IFACE_DBUS
 285         char *dbus_path;
 286 #endif /* CONFIG_CTRL_IFACE_DBUS */
 287         char bridge_ifname[16];
 288
 289         char *confname;
 290         struct wpa_config *conf;
 291         int countermeasures;
 292         os_time_t last_michael_mic_error;
 293         u8 bssid[ETH_ALEN];
 294         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 295                                      * field contains the targer BSSID. */
 296         int reassociate; /* reassociation requested */
 297         int disconnected; /* all connections disabled; i.e., do no reassociate
 298                            * before this has been cleared */
 299         struct wpa_ssid *current_ssid;
 300         int ap_ies_from_associnfo;
 301
 302         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 303         int pairwise_cipher;
 304         int group_cipher;
 305         int key_mgmt;
 306         int mgmt_group_cipher;
 307
 308         void *drv_priv; /* private data used by driver_ops */
 309
 310         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 311                                           * NULL = not yet initialized (start
 312                                           * with broadcast SSID)
 313                                           * BROADCAST_SSID_SCAN = broadcast
 314                                           * SSID was used in the previous scan
 315                                           */
 316 #define BROADCAST_SSID_SCAN ((struct wpa_ssid *) 1)
 317
 318         struct wpa_scan_results *scan_res;
 319
 320         struct wpa_driver_ops *driver;
 321         int interface_removed; /* whether the network interface has been
 322                                 * removed */
 323         struct wpa_sm *wpa;
 324         struct eapol_sm *eapol;
 325
 326         struct ctrl_iface_priv *ctrl_iface;
 327
 328         wpa_states wpa_state;
 329         int new_connection;
 330         int reassociated_connection;
 331
 332         int eapol_received; /* number of EAPOL packets received after the
 333                              * previous association event */
 334
 335         struct scard_data *scard;
 336
 337         unsigned char last_eapol_src[ETH_ALEN];
 338
 339         int keys_cleared;
 340
 341         struct wpa_blacklist *blacklist;
 342
 343         int scan_req; /* manual scan request; this forces a scan even if there
 344                        * are no enabled networks in the configuration */
 345         int scan_res_tried; /* whether ap_scan=1 mode has tried to fetch scan
 346                              * results without a new scan request; this is used
 347                              * to speed up the first association if the driver
 348                              * has already available scan results. */
 349         int scan_runs; /* number of scan runs since WPS was started */
 350
 351         struct wpa_client_mlme mlme;
 352         int use_client_mlme;
 353         int driver_4way_handshake;
 354         int max_scan_ssids;
 355
 356         int pending_mic_error_report;
 357         int pending_mic_error_pairwise;
 358         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 359
 360         struct wps_context *wps;
 361         int wps_success; /* WPS success event received */
 362         int blacklist_cleared;
 363
 364         struct ibss_rsn *ibss_rsn;
 365 };
 366
 367
 368 /* wpa_supplicant.c */
 369 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 370
 371 const char * wpa_supplicant_state_txt(int state);
 372 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 373 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 374                               struct wpa_scan_res *bss,
 375                               struct wpa_ssid *ssid,
 376                               u8 *wpa_ie, size_t *wpa_ie_len);
 377 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 378                               struct wpa_scan_res *bss,
 379                               struct wpa_ssid *ssid);
 380 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 381                                        struct wpa_ssid *ssid);
 382 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 383 int wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s);
 384 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 385 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 386                                      int sec, int usec);
 387 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, wpa_states state);
 388 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 389 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 390 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 391                                    int reason_code);
 392 void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
 393                                  int reason_code);
 394
 395 void wpa_show_license(void);
 396
 397 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 398                                                  struct wpa_interface *iface);
 399 int wpa_supplicant_remove_iface(struct wpa_global *global,
 400                                 struct wpa_supplicant *wpa_s);
 401 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 402                                                  const char *ifname);
 403 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 404 int wpa_supplicant_run(struct wpa_global *global);
 405 void wpa_supplicant_deinit(struct wpa_global *global);
 406
 407 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 408                               struct wpa_ssid *ssid);
 409
 410 /* scan.c */
 411 void wpa_supplicant_req_scan(struct wpa_supplicant *wpa_s, int sec, int usec);
 412 void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s);
 413
 414 /* events.c */
 415 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 416
 417 /* driver_ops */
 418 static inline void * wpa_drv_init(struct wpa_supplicant *wpa_s,
 419                                   const char *ifname)
 420 {
 421         if (wpa_s->driver->init2)
 422                 return wpa_s->driver->init2(wpa_s, ifname, wpa_s->global);
 423         if (wpa_s->driver->init) {
 424                 return wpa_s->driver->init(wpa_s, ifname);
 425         }
 426         return NULL;
 427 }
 428
 429 static inline void wpa_drv_deinit(struct wpa_supplicant *wpa_s)
 430 {
 431         if (wpa_s->driver->deinit)
 432                 wpa_s->driver->deinit(wpa_s->drv_priv);
 433 }
 434
 435 static inline int wpa_drv_set_param(struct wpa_supplicant *wpa_s,
 436                                     const char *param)
 437 {
 438         if (wpa_s->driver->set_param)
 439                 return wpa_s->driver->set_param(wpa_s->drv_priv, param);
 440         return 0;
 441 }
 442
 443 static inline int wpa_drv_set_drop_unencrypted(struct wpa_supplicant *wpa_s,
 444                                                int enabled)
 445 {
 446         if (wpa_s->driver->set_drop_unencrypted) {
 447                 return wpa_s->driver->set_drop_unencrypted(wpa_s->drv_priv,
 448                                                            enabled);
 449         }
 450         return -1;
 451 }
 452
 453 static inline int wpa_drv_set_countermeasures(struct wpa_supplicant *wpa_s,
 454                                               int enabled)
 455 {
 456         if (wpa_s->driver->set_countermeasures) {
 457                 return wpa_s->driver->set_countermeasures(wpa_s->drv_priv,
 458                                                           enabled);
 459         }
 460         return -1;
 461 }
 462
 463 static inline int wpa_drv_set_auth_alg(struct wpa_supplicant *wpa_s,
 464                                        int auth_alg)
 465 {
 466         if (wpa_s->driver->set_auth_alg) {
 467                 return wpa_s->driver->set_auth_alg(wpa_s->drv_priv,
 468                                                    auth_alg);
 469         }
 470         return -1;
 471 }
 472
 473 static inline int wpa_drv_set_wpa(struct wpa_supplicant *wpa_s, int enabled)
 474 {
 475         if (wpa_s->driver->set_wpa) {
 476                 return wpa_s->driver->set_wpa(wpa_s->drv_priv, enabled);
 477         }
 478         return 0;
 479 }
 480
 481 static inline int wpa_drv_set_mode(struct wpa_supplicant *wpa_s, int mode)
 482 {
 483         if (wpa_s->driver->set_mode) {
 484                 return wpa_s->driver->set_mode(wpa_s->drv_priv, mode);
 485         }
 486         return 0;
 487 }
 488
 489 static inline int wpa_drv_associate(struct wpa_supplicant *wpa_s,
 490                                     struct wpa_driver_associate_params *params)
 491 {
 492         if (wpa_s->driver->associate) {
 493                 return wpa_s->driver->associate(wpa_s->drv_priv, params);
 494         }
 495         return -1;
 496 }
 497
 498 static inline int wpa_drv_scan(struct wpa_supplicant *wpa_s, const u8 *ssid,
 499                                size_t ssid_len)
 500 {
 501         if (wpa_s->driver->scan) {
 502                 return wpa_s->driver->scan(wpa_s->drv_priv, ssid, ssid_len);
 503         }
 504         return -1;
 505 }
 506
 507 static inline int wpa_drv_get_scan_results(struct wpa_supplicant *wpa_s,
 508                                            struct wpa_scan_result *results,
 509                                            size_t max_size)
 510 {
 511         if (wpa_s->driver->get_scan_results) {
 512                 return wpa_s->driver->get_scan_results(wpa_s->drv_priv,
 513                                                        results, max_size);
 514         }
 515         return -1;
 516 }
 517
 518 static inline struct wpa_scan_results * wpa_drv_get_scan_results2(
 519         struct wpa_supplicant *wpa_s)
 520 {
 521         if (wpa_s->driver->get_scan_results2)
 522                 return wpa_s->driver->get_scan_results2(wpa_s->drv_priv);
 523         return NULL;
 524 }
 525
 526 static inline int wpa_drv_get_bssid(struct wpa_supplicant *wpa_s, u8 *bssid)
 527 {
 528         if (wpa_s->driver->get_bssid) {
 529                 return wpa_s->driver->get_bssid(wpa_s->drv_priv, bssid);
 530         }
 531         return -1;
 532 }
 533
 534 static inline int wpa_drv_get_ssid(struct wpa_supplicant *wpa_s, u8 *ssid)
 535 {
 536         if (wpa_s->driver->get_ssid) {
 537                 return wpa_s->driver->get_ssid(wpa_s->drv_priv, ssid);
 538         }
 539         return -1;
 540 }
 541
 542 static inline int wpa_drv_set_key(struct wpa_supplicant *wpa_s, wpa_alg alg,
 543                                    const u8 *addr, int key_idx, int set_tx,
 544                                    const u8 *seq, size_t seq_len,
 545                                    const u8 *key, size_t key_len)
 546 {
 547         if (wpa_s->driver->set_key) {
 548                 wpa_s->keys_cleared = 0;
 549                 return wpa_s->driver->set_key(wpa_s->drv_priv, alg, addr,
 550                                               key_idx, set_tx, seq, seq_len,
 551                                               key, key_len);
 552         }
 553         return -1;
 554 }
 555
 556 static inline int wpa_drv_deauthenticate(struct wpa_supplicant *wpa_s,
 557                                          const u8 *addr, int reason_code)
 558 {
 559         if (wpa_s->driver->deauthenticate) {
 560                 return wpa_s->driver->deauthenticate(wpa_s->drv_priv, addr,
 561                                                      reason_code);
 562         }
 563         return -1;
 564 }
 565
 566 static inline int wpa_drv_disassociate(struct wpa_supplicant *wpa_s,
 567                                        const u8 *addr, int reason_code)
 568 {
 569         if (wpa_s->driver->disassociate) {
 570                 return wpa_s->driver->disassociate(wpa_s->drv_priv, addr,
 571                                                    reason_code);
 572         }
 573         return -1;
 574 }
 575
 576 static inline int wpa_drv_add_pmkid(struct wpa_supplicant *wpa_s,
 577                                     const u8 *bssid, const u8 *pmkid)
 578 {
 579         if (wpa_s->driver->add_pmkid) {
 580                 return wpa_s->driver->add_pmkid(wpa_s->drv_priv, bssid, pmkid);
 581         }
 582         return -1;
 583 }
 584
 585 static inline int wpa_drv_remove_pmkid(struct wpa_supplicant *wpa_s,
 586                                        const u8 *bssid, const u8 *pmkid)
 587 {
 588         if (wpa_s->driver->remove_pmkid) {
 589                 return wpa_s->driver->remove_pmkid(wpa_s->drv_priv, bssid,
 590                                                    pmkid);
 591         }
 592         return -1;
 593 }
 594
 595 static inline int wpa_drv_flush_pmkid(struct wpa_supplicant *wpa_s)
 596 {
 597         if (wpa_s->driver->flush_pmkid) {
 598                 return wpa_s->driver->flush_pmkid(wpa_s->drv_priv);
 599         }
 600         return -1;
 601 }
 602
 603 static inline int wpa_drv_get_capa(struct wpa_supplicant *wpa_s,
 604                                    struct wpa_driver_capa *capa)
 605 {
 606         if (wpa_s->driver->get_capa) {
 607                 return wpa_s->driver->get_capa(wpa_s->drv_priv, capa);
 608         }
 609         return -1;
 610 }
 611
 612 static inline void wpa_drv_poll(struct wpa_supplicant *wpa_s)
 613 {
 614         if (wpa_s->driver->poll) {
 615                 wpa_s->driver->poll(wpa_s->drv_priv);
 616         }
 617 }
 618
 619 static inline const char * wpa_drv_get_ifname(struct wpa_supplicant *wpa_s)
 620 {
 621         if (wpa_s->driver->get_ifname) {
 622                 return wpa_s->driver->get_ifname(wpa_s->drv_priv);
 623         }
 624         return NULL;
 625 }
 626
 627 static inline const u8 * wpa_drv_get_mac_addr(struct wpa_supplicant *wpa_s)
 628 {
 629         if (wpa_s->driver->get_mac_addr) {
 630                 return wpa_s->driver->get_mac_addr(wpa_s->drv_priv);
 631         }
 632         return NULL;
 633 }
 634
 635 static inline int wpa_drv_send_eapol(struct wpa_supplicant *wpa_s,
 636                                      const u8 *dst, u16 proto,
 637                                      const u8 *data, size_t data_len)
 638 {
 639         if (wpa_s->driver->send_eapol)
 640                 return wpa_s->driver->send_eapol(wpa_s->drv_priv, dst, proto,
 641                                                  data, data_len);
 642         return -1;
 643 }
 644
 645 static inline int wpa_drv_set_operstate(struct wpa_supplicant *wpa_s,
 646                                         int state)
 647 {
 648         if (wpa_s->driver->set_operstate)
 649                 return wpa_s->driver->set_operstate(wpa_s->drv_priv, state);
 650         return 0;
 651 }
 652
 653 static inline int wpa_drv_mlme_setprotection(struct wpa_supplicant *wpa_s,
 654                                              const u8 *addr, int protect_type,
 655                                              int key_type)
 656 {
 657         if (wpa_s->driver->mlme_setprotection)
 658                 return wpa_s->driver->mlme_setprotection(wpa_s->drv_priv, addr,
 659                                                          protect_type,
 660                                                          key_type);
 661         return 0;
 662 }
 663
 664 static inline struct wpa_hw_modes *
 665 wpa_drv_get_hw_feature_data(struct wpa_supplicant *wpa_s, u16 *num_modes,
 666                             u16 *flags)
 667 {
 668         if (wpa_s->driver->get_hw_feature_data)
 669                 return wpa_s->driver->get_hw_feature_data(wpa_s->drv_priv,
 670                                                           num_modes, flags);
 671         return NULL;
 672 }
 673
 674 static inline int wpa_drv_set_channel(struct wpa_supplicant *wpa_s,
 675                                       wpa_hw_mode phymode, int chan,
 676                                       int freq)
 677 {
 678         if (wpa_s->driver->set_channel)
 679                 return wpa_s->driver->set_channel(wpa_s->drv_priv, phymode,
 680                                                   chan, freq);
 681         return -1;
 682 }
 683
 684 static inline int wpa_drv_set_ssid(struct wpa_supplicant *wpa_s,
 685                                    const u8 *ssid, size_t ssid_len)
 686 {
 687         if (wpa_s->driver->set_ssid) {
 688                 return wpa_s->driver->set_ssid(wpa_s->drv_priv, ssid,
 689                                                ssid_len);
 690         }
 691         return -1;
 692 }
 693
 694 static inline int wpa_drv_set_bssid(struct wpa_supplicant *wpa_s,
 695                                     const u8 *bssid)
 696 {
 697         if (wpa_s->driver->set_bssid) {
 698                 return wpa_s->driver->set_bssid(wpa_s->drv_priv, bssid);
 699         }
 700         return -1;
 701 }
 702
 703 static inline int wpa_drv_set_country(struct wpa_supplicant *wpa_s,
 704                                       const char *alpha2)
 705 {
 706         if (wpa_s->driver->set_country)
 707                 return wpa_s->driver->set_country(wpa_s->drv_priv, alpha2);
 708         return 0;
 709 }
 710
 711 static inline int wpa_drv_send_mlme(struct wpa_supplicant *wpa_s,
 712                                     const u8 *data, size_t data_len)
 713 {
 714         if (wpa_s->driver->send_mlme)
 715                 return wpa_s->driver->send_mlme(wpa_s->drv_priv,
 716                                                 data, data_len);
 717         return -1;
 718 }
 719
 720 static inline int wpa_drv_mlme_add_sta(struct wpa_supplicant *wpa_s,
 721                                        const u8 *addr, const u8 *supp_rates,
 722                                        size_t supp_rates_len)
 723 {
 724         if (wpa_s->driver->mlme_add_sta)
 725                 return wpa_s->driver->mlme_add_sta(wpa_s->drv_priv, addr,
 726                                                    supp_rates, supp_rates_len);
 727         return -1;
 728 }
 729
 730 static inline int wpa_drv_mlme_remove_sta(struct wpa_supplicant *wpa_s,
 731                                           const u8 *addr)
 732 {
 733         if (wpa_s->driver->mlme_remove_sta)
 734                 return wpa_s->driver->mlme_remove_sta(wpa_s->drv_priv, addr);
 735         return -1;
 736 }
 737
 738 static inline int wpa_drv_update_ft_ies(struct wpa_supplicant *wpa_s,
 739                                         const u8 *md,
 740                                         const u8 *ies, size_t ies_len)
 741 {
 742         if (wpa_s->driver->update_ft_ies)
 743                 return wpa_s->driver->update_ft_ies(wpa_s->drv_priv, md,
 744                                                     ies, ies_len);
 745         return -1;
 746 }
 747
 748 static inline int wpa_drv_send_ft_action(struct wpa_supplicant *wpa_s,
 749                                          u8 action, const u8 *target_ap,
 750                                          const u8 *ies, size_t ies_len)
 751 {
 752         if (wpa_s->driver->send_ft_action)
 753                 return wpa_s->driver->send_ft_action(wpa_s->drv_priv, action,
 754                                                      target_ap, ies, ies_len);
 755         return -1;
 756 }
 757
 758 static inline int wpa_drv_set_probe_req_ie(struct wpa_supplicant *wpa_s,
 759                                            const u8 *ies, size_t ies_len)
 760 {
 761         if (wpa_s->driver->set_probe_req_ie)
 762                 return wpa_s->driver->set_probe_req_ie(wpa_s->drv_priv, ies,
 763                                                        ies_len);
 764         return -1;
 765 }
 766
 767 #endif /* WPA_SUPPLICANT_I_H */