vcs.maemo.org Git - wpasupplicant/blob - hostapd/driver_i.h

   1 /*
   2  * hostapd - internal driver interface wrappers
   3  * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
   4  * Copyright (c) 2007-2008, Intel Corporation
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * Alternatively, this software may be distributed under the terms of BSD
  11  * license.
  12  *
  13  * See README and COPYING for more details.
  14  */
  15
  16 #ifndef DRIVER_I_H
  17 #define DRIVER_I_H
  18
  19 #include "drivers/driver.h"
  20 #include "config.h"
  21
  22 static inline void *
  23 hostapd_driver_init(struct hostapd_data *hapd, const u8 *bssid)
  24 {
  25         struct wpa_init_params params;
  26         void *ret;
  27         size_t i;
  28
  29         if (hapd->driver == NULL || hapd->driver->hapd_init == NULL)
  30                 return NULL;
  31
  32         os_memset(&params, 0, sizeof(params));
  33         params.bssid = bssid;
  34         params.ifname = hapd->conf->iface;
  35         params.ssid = (const u8 *) hapd->conf->ssid.ssid;
  36         params.ssid_len = hapd->conf->ssid.ssid_len;
  37         params.test_socket = hapd->conf->test_socket;
  38         params.use_pae_group_addr = hapd->conf->use_pae_group_addr;
  39         params.ht_40mhz_scan = hapd->iconf->secondary_channel != 0;
  40
  41         params.num_bridge = hapd->iface->num_bss;
  42         params.bridge = os_zalloc(hapd->iface->num_bss * sizeof(char *));
  43         if (params.bridge == NULL)
  44                 return NULL;
  45         for (i = 0; i < hapd->iface->num_bss; i++) {
  46                 struct hostapd_data *bss = hapd->iface->bss[i];
  47                 if (bss->conf->bridge[0])
  48                         params.bridge[i] = bss->conf->bridge;
  49         }
  50         ret = hapd->driver->hapd_init(hapd, &params);
  51         os_free(params.bridge);
  52
  53         return ret;
  54 }
  55
  56 static inline void
  57 hostapd_driver_deinit(struct hostapd_data *hapd)
  58 {
  59         if (hapd->driver == NULL || hapd->driver->hapd_deinit == NULL)
  60                 return;
  61         hapd->driver->hapd_deinit(hapd->drv_priv);
  62 }
  63
  64 static inline int
  65 hostapd_set_ieee8021x(const char *ifname, struct hostapd_data *hapd,
  66                       int enabled)
  67 {
  68         if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL)
  69                 return 0;
  70         return hapd->driver->set_ieee8021x(ifname, hapd->drv_priv, enabled);
  71 }
  72
  73 static inline int
  74 hostapd_set_privacy(struct hostapd_data *hapd, int enabled)
  75 {
  76         if (hapd->driver == NULL || hapd->driver->set_privacy == NULL)
  77                 return 0;
  78         return hapd->driver->set_privacy(hapd->conf->iface, hapd->drv_priv,
  79                                          enabled);
  80 }
  81
  82 static inline int
  83 hostapd_set_key(const char *ifname, struct hostapd_data *hapd,
  84                 wpa_alg alg, const u8 *addr, int key_idx,
  85                 int set_tx, const u8 *seq, size_t seq_len,
  86                 const u8 *key, size_t key_len)
  87 {
  88         if (hapd->driver == NULL || hapd->driver->hapd_set_key == NULL)
  89                 return 0;
  90         return hapd->driver->hapd_set_key(ifname, hapd->drv_priv, alg, addr,
  91                                           key_idx, set_tx, seq, seq_len, key,
  92                                           key_len);
  93 }
  94
  95 static inline int
  96 hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
  97                    const u8 *addr, int idx, u8 *seq)
  98 {
  99         if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL)
 100                 return 0;
 101         return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx,
 102                                         seq);
 103 }
 104
 105 static inline int
 106 hostapd_get_seqnum_igtk(const char *ifname, struct hostapd_data *hapd,
 107                         const u8 *addr, int idx, u8 *seq)
 108 {
 109         if (hapd->driver == NULL || hapd->driver->get_seqnum_igtk == NULL)
 110                 return -1;
 111         return hapd->driver->get_seqnum_igtk(ifname, hapd->drv_priv, addr, idx,
 112                                              seq);
 113 }
 114
 115 static inline int
 116 hostapd_flush(struct hostapd_data *hapd)
 117 {
 118         if (hapd->driver == NULL || hapd->driver->flush == NULL)
 119                 return 0;
 120         return hapd->driver->flush(hapd->drv_priv);
 121 }
 122
 123 static inline int
 124 hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem,
 125                          size_t elem_len)
 126 {
 127         if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL)
 128                 return 0;
 129         return hapd->driver->set_generic_elem(hapd->conf->iface,
 130                                               hapd->drv_priv, elem, elem_len);
 131 }
 132
 133 static inline int
 134 hostapd_read_sta_data(struct hostapd_data *hapd,
 135                       struct hostap_sta_driver_data *data, const u8 *addr)
 136 {
 137         if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
 138                 return -1;
 139         return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
 140 }
 141
 142 static inline int
 143 hostapd_send_eapol(struct hostapd_data *hapd, const u8 *addr, const u8 *data,
 144                    size_t data_len, int encrypt)
 145 {
 146         if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
 147                 return 0;
 148         return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
 149                                              data_len, encrypt,
 150                                              hapd->own_addr);
 151 }
 152
 153 static inline int
 154 hostapd_sta_deauth(struct hostapd_data *hapd, const u8 *addr, int reason)
 155 {
 156         if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL)
 157                 return 0;
 158         return hapd->driver->sta_deauth(hapd->drv_priv, addr, reason);
 159 }
 160
 161 static inline int
 162 hostapd_sta_disassoc(struct hostapd_data *hapd, const u8 *addr, int reason)
 163 {
 164         if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL)
 165                 return 0;
 166         return hapd->driver->sta_disassoc(hapd->drv_priv, addr, reason);
 167 }
 168
 169 static inline int
 170 hostapd_sta_remove(struct hostapd_data *hapd, const u8 *addr)
 171 {
 172         if (hapd->driver == NULL || hapd->driver->sta_remove == NULL)
 173                 return 0;
 174         return hapd->driver->sta_remove(hapd->drv_priv, addr);
 175 }
 176
 177 static inline int
 178 hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len)
 179 {
 180         if (hapd->driver == NULL || hapd->driver->hapd_get_ssid == NULL)
 181                 return 0;
 182         return hapd->driver->hapd_get_ssid(hapd->conf->iface, hapd->drv_priv,
 183                                            buf, len);
 184 }
 185
 186 static inline int
 187 hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len)
 188 {
 189         if (hapd->driver == NULL || hapd->driver->hapd_set_ssid == NULL)
 190                 return 0;
 191         return hapd->driver->hapd_set_ssid(hapd->conf->iface, hapd->drv_priv,
 192                                            buf, len);
 193 }
 194
 195 static inline int
 196 hostapd_send_mgmt_frame(struct hostapd_data *hapd, const void *msg, size_t len)
 197 {
 198         if (hapd->driver == NULL || hapd->driver->send_mlme == NULL)
 199                 return 0;
 200         return hapd->driver->send_mlme(hapd->drv_priv, msg, len);
 201 }
 202
 203 static inline int
 204 hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled)
 205 {
 206         if (hapd->driver == NULL ||
 207             hapd->driver->hapd_set_countermeasures == NULL)
 208                 return 0;
 209         return hapd->driver->hapd_set_countermeasures(hapd->drv_priv, enabled);
 210 }
 211
 212 static inline int
 213 hostapd_sta_add(const char *ifname, struct hostapd_data *hapd, const u8 *addr,
 214                 u16 aid, u16 capability, const u8 *supp_rates,
 215                 size_t supp_rates_len, int flags, u16 listen_interval,
 216                 const struct ht_cap_ie *ht_capabilities)
 217 {
 218         struct hostapd_sta_add_params params;
 219
 220         if (hapd->driver == NULL)
 221                 return 0;
 222         if (hapd->driver->sta_add == NULL)
 223                 return 0;
 224
 225         os_memset(&params, 0, sizeof(params));
 226         params.addr = addr;
 227         params.aid = aid;
 228         params.capability = capability;
 229         params.supp_rates = supp_rates;
 230         params.supp_rates_len = supp_rates_len;
 231         params.flags = flags;
 232         params.listen_interval = listen_interval;
 233         params.ht_capabilities = ht_capabilities;
 234         return hapd->driver->sta_add(ifname, hapd->drv_priv, &params);
 235 }
 236
 237 static inline int
 238 hostapd_get_inact_sec(struct hostapd_data *hapd, const u8 *addr)
 239 {
 240         if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL)
 241                 return 0;
 242         return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
 243 }
 244
 245 static inline int
 246 hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq, int channel,
 247                  int ht_enabled, int sec_channel_offset)
 248 {
 249         struct hostapd_freq_params data;
 250         if (hapd->driver == NULL)
 251                 return 0;
 252         if (hapd->driver->set_freq == NULL)
 253                 return 0;
 254         os_memset(&data, 0, sizeof(data));
 255         data.mode = mode;
 256         data.freq = freq;
 257         data.channel = channel;
 258         data.ht_enabled = ht_enabled;
 259         data.sec_channel_offset = sec_channel_offset;
 260         return hapd->driver->set_freq(hapd->drv_priv, &data);
 261 }
 262
 263 static inline int
 264 hostapd_set_rts(struct hostapd_data *hapd, int rts)
 265 {
 266         if (hapd->driver == NULL || hapd->driver->set_rts == NULL)
 267                 return 0;
 268         return hapd->driver->set_rts(hapd->drv_priv, rts);
 269 }
 270
 271 static inline int
 272 hostapd_set_frag(struct hostapd_data *hapd, int frag)
 273 {
 274         if (hapd->driver == NULL || hapd->driver->set_frag == NULL)
 275                 return 0;
 276         return hapd->driver->set_frag(hapd->drv_priv, frag);
 277 }
 278
 279 static inline int
 280 hostapd_set_retry(struct hostapd_data *hapd, int short_retry, int long_retry)
 281 {
 282         if (hapd->driver == NULL || hapd->driver->set_retry == NULL)
 283                 return 0;
 284         return hapd->driver->set_retry(hapd->drv_priv, short_retry,
 285                                        long_retry);
 286 }
 287
 288 static inline int
 289 hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
 290                       int total_flags, int flags_or, int flags_and)
 291 {
 292         if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL)
 293                 return 0;
 294         return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags,
 295                                            flags_or, flags_and);
 296 }
 297
 298 static inline int
 299 hostapd_set_rate_sets(struct hostapd_data *hapd, int *supp_rates,
 300                       int *basic_rates, int mode)
 301 {
 302         if (hapd->driver == NULL || hapd->driver->set_rate_sets == NULL)
 303                 return 0;
 304         return hapd->driver->set_rate_sets(hapd->drv_priv, supp_rates,
 305                                            basic_rates, mode);
 306 }
 307
 308 static inline int
 309 hostapd_set_country(struct hostapd_data *hapd, const char *country)
 310 {
 311         if (hapd->driver == NULL ||
 312             hapd->driver->set_country == NULL)
 313                 return 0;
 314         return hapd->driver->set_country(hapd->drv_priv, country);
 315 }
 316
 317 static inline int
 318 hostapd_set_ieee80211d(struct hostapd_data *hapd, int enabled)
 319 {
 320         if (hapd->driver == NULL ||
 321             hapd->driver->set_ieee80211d == NULL)
 322                 return 0;
 323         return hapd->driver->set_ieee80211d(hapd->drv_priv, enabled);
 324 }
 325
 326 static inline int
 327 hostapd_sta_clear_stats(struct hostapd_data *hapd, const u8 *addr)
 328 {
 329         if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
 330                 return 0;
 331         return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
 332 }
 333
 334 static inline int
 335 hostapd_set_beacon(const char *ifname, struct hostapd_data *hapd,
 336                    const u8 *head, size_t head_len,
 337                    const u8 *tail, size_t tail_len, int dtim_period)
 338 {
 339         if (hapd->driver == NULL || hapd->driver->hapd_set_beacon == NULL)
 340                 return 0;
 341         return hapd->driver->hapd_set_beacon(ifname, hapd->drv_priv,
 342                                              head, head_len,
 343                                              tail, tail_len, dtim_period);
 344 }
 345
 346 static inline int
 347 hostapd_set_internal_bridge(struct hostapd_data *hapd, int value)
 348 {
 349         if (hapd->driver == NULL || hapd->driver->set_internal_bridge == NULL)
 350                 return 0;
 351         return hapd->driver->set_internal_bridge(hapd->drv_priv, value);
 352 }
 353
 354 static inline int
 355 hostapd_set_beacon_int(struct hostapd_data *hapd, int value)
 356 {
 357         if (hapd->driver == NULL || hapd->driver->hapd_set_beacon_int == NULL)
 358                 return 0;
 359         return hapd->driver->hapd_set_beacon_int(hapd->drv_priv, value);
 360 }
 361
 362 static inline int
 363 hostapd_set_broadcast_ssid(struct hostapd_data *hapd, int value)
 364 {
 365         if (hapd->driver == NULL || hapd->driver->set_broadcast_ssid == NULL)
 366                 return 0;
 367         return hapd->driver->set_broadcast_ssid(hapd->drv_priv, value);
 368 }
 369
 370 static inline int
 371 hostapd_set_cts_protect(struct hostapd_data *hapd, int value)
 372 {
 373         if (hapd->driver == NULL || hapd->driver->set_cts_protect == NULL)
 374                 return 0;
 375         return hapd->driver->set_cts_protect(hapd->drv_priv, value);
 376 }
 377
 378 static inline int
 379 hostapd_set_preamble(struct hostapd_data *hapd, int value)
 380 {
 381         if (hapd->driver == NULL || hapd->driver->set_preamble == NULL)
 382                 return 0;
 383         return hapd->driver->set_preamble(hapd->drv_priv, value);
 384 }
 385
 386 static inline int
 387 hostapd_set_short_slot_time(struct hostapd_data *hapd, int value)
 388 {
 389         if (hapd->driver == NULL || hapd->driver->set_short_slot_time == NULL)
 390                 return 0;
 391         return hapd->driver->set_short_slot_time(hapd->drv_priv, value);
 392 }
 393
 394 static inline int
 395 hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
 396                             int cw_min, int cw_max, int burst_time)
 397 {
 398         if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL)
 399                 return 0;
 400         return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs,
 401                                                  cw_min, cw_max, burst_time);
 402 }
 403
 404 static inline int
 405 hostapd_bss_add(struct hostapd_data *hapd, const char *ifname, const u8 *bssid)
 406 {
 407         if (hapd->driver == NULL || hapd->driver->bss_add == NULL)
 408                 return 0;
 409         return hapd->driver->bss_add(hapd->drv_priv, ifname, bssid);
 410 }
 411
 412 static inline int
 413 hostapd_bss_remove(struct hostapd_data *hapd, const char *ifname)
 414 {
 415         if (hapd->driver == NULL || hapd->driver->bss_remove == NULL)
 416                 return 0;
 417         return hapd->driver->bss_remove(hapd->drv_priv, ifname);
 418 }
 419
 420 static inline int
 421 hostapd_valid_bss_mask(struct hostapd_data *hapd, const u8 *addr,
 422                        const u8 *mask)
 423 {
 424         if (hapd->driver == NULL || hapd->driver->valid_bss_mask == NULL)
 425                 return 1;
 426         return hapd->driver->valid_bss_mask(hapd->drv_priv, addr, mask);
 427 }
 428
 429 static inline int
 430 hostapd_if_add(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
 431                char *ifname, const u8 *addr)
 432 {
 433         if (hapd->driver == NULL || hapd->driver->if_add == NULL)
 434                 return -1;
 435         return hapd->driver->if_add(hapd->conf->iface, hapd->drv_priv, type,
 436                                     ifname, addr);
 437 }
 438
 439 static inline int
 440 hostapd_if_update(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
 441                   char *ifname, const u8 *addr)
 442 {
 443         if (hapd->driver == NULL || hapd->driver->if_update == NULL)
 444                 return -1;
 445         return hapd->driver->if_update(hapd->drv_priv, type, ifname, addr);
 446 }
 447
 448 static inline int
 449 hostapd_if_remove(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
 450                   char *ifname, const u8 *addr)
 451 {
 452         if (hapd->driver == NULL || hapd->driver->if_remove == NULL)
 453                 return -1;
 454         return hapd->driver->if_remove(hapd->drv_priv, type, ifname, addr);
 455 }
 456
 457 static inline int
 458 hostapd_passive_scan(struct hostapd_data *hapd, int now, int our_mode_only,
 459                      int interval, int _listen, int *channel,
 460                      int *last_rx)
 461 {
 462         if (hapd->driver == NULL || hapd->driver->passive_scan == NULL)
 463                 return -1;
 464         return hapd->driver->passive_scan(hapd->drv_priv, now, our_mode_only,
 465                                           interval, _listen, channel, last_rx);
 466 }
 467
 468 static inline struct hostapd_hw_modes *
 469 hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes,
 470                             u16 *flags)
 471 {
 472         if (hapd->driver == NULL ||
 473             hapd->driver->get_hw_feature_data == NULL)
 474                 return NULL;
 475         return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes,
 476                                                  flags);
 477 }
 478
 479 static inline int
 480 hostapd_set_sta_vlan(const char *ifname, struct hostapd_data *hapd,
 481                      const u8 *addr, int vlan_id)
 482 {
 483         if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL)
 484                 return 0;
 485         return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname, vlan_id);
 486 }
 487
 488 static inline int
 489 hostapd_driver_commit(struct hostapd_data *hapd)
 490 {
 491         if (hapd->driver == NULL || hapd->driver->commit == NULL)
 492                 return 0;
 493         return hapd->driver->commit(hapd->drv_priv);
 494 }
 495
 496 static inline int
 497 hostapd_set_radius_acl_auth(struct hostapd_data *hapd, const u8 *mac,
 498                             int accepted, u32 session_timeout)
 499 {
 500         if (hapd->driver == NULL || hapd->driver->set_radius_acl_auth == NULL)
 501                 return 0;
 502         return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
 503                                                  session_timeout);
 504 }
 505
 506 static inline int
 507 hostapd_set_radius_acl_expire(struct hostapd_data *hapd, const u8 *mac)
 508 {
 509         if (hapd->driver == NULL ||
 510             hapd->driver->set_radius_acl_expire == NULL)
 511                 return 0;
 512         return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
 513 }
 514
 515 #ifdef CONFIG_IEEE80211N
 516 static inline int
 517 hostapd_set_ht_params(const char *ifname, struct hostapd_data *hapd,
 518                       const u8 *ht_capab, size_t ht_capab_len,
 519                       const u8 *ht_oper, size_t ht_oper_len)
 520 {
 521         if (hapd->driver == NULL || hapd->driver->set_ht_params == NULL ||
 522             ht_capab == NULL || ht_oper == NULL)
 523                 return 0;
 524         return hapd->driver->set_ht_params(
 525                 ifname, hapd->drv_priv, ht_capab, ht_capab_len,
 526                 ht_oper, ht_oper_len);
 527 }
 528 #endif /* CONFIG_IEEE80211N */
 529
 530 static inline int
 531 hostapd_drv_none(struct hostapd_data *hapd)
 532 {
 533         return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0;
 534 }
 535
 536 static inline int
 537 hostapd_set_wps_beacon_ie(struct hostapd_data *hapd, const u8 *ie, size_t len)
 538 {
 539         if (hapd->driver == NULL || hapd->driver->set_wps_beacon_ie == NULL)
 540                 return 0;
 541         return hapd->driver->set_wps_beacon_ie(hapd->conf->iface,
 542                                                hapd->drv_priv, ie, len);
 543 }
 544
 545 static inline int
 546 hostapd_set_wps_probe_resp_ie(struct hostapd_data *hapd, const u8 *ie,
 547                               size_t len)
 548 {
 549         if (hapd->driver == NULL ||
 550             hapd->driver->set_wps_probe_resp_ie == NULL)
 551                 return 0;
 552         return hapd->driver->set_wps_probe_resp_ie(hapd->conf->iface,
 553                                                    hapd->drv_priv, ie, len);
 554 }
 555
 556 static inline const struct hostapd_neighbor_bss *
 557 hostapd_driver_get_neighbor_bss(struct hostapd_data *hapd, size_t *num)
 558 {
 559         if (hapd->driver == NULL || hapd->driver->get_neighbor_bss == NULL)
 560                 return NULL;
 561         return hapd->driver->get_neighbor_bss(hapd->drv_priv, num);
 562 }
 563
 564 #endif /* DRIVER_I_H */