libeap/src/drivers/driver_bsd.c

   1 /*
   2  * WPA Supplicant - driver interaction with BSD net80211 layer
   3  * Copyright (c) 2004, Sam Leffler <sam@errno.com>
   4  * Copyright (c) 2004, 2Wire, Inc
   5  *
   6  * This software may be distributed under the terms of the BSD license.
   7  * See README for more details.
   8  */
   9
  10 #include "includes.h"
  11 #include <sys/ioctl.h>
  12 #include <sys/sysctl.h>
  13
  14 #include "common.h"
  15 #include "driver.h"
  16 #include "eloop.h"
  17 #include "common/ieee802_11_defs.h"
  18 #include "common/wpa_common.h"
  19
  20 #include <net/if.h>
  21 #include <net/if_media.h>
  22
  23 #ifdef __NetBSD__
  24 #include <net/if_ether.h>
  25 #else
  26 #include <net/ethernet.h>
  27 #endif
  28 #include <net/route.h>
  29
  30 #ifdef __DragonFly__
  31 #include <netproto/802_11/ieee80211_ioctl.h>
  32 #include <netproto/802_11/ieee80211_dragonfly.h>
  33 #else /* __DragonFly__ */
  34 #ifdef __GLIBC__
  35 #include <netinet/ether.h>
  36 #endif /* __GLIBC__ */
  37 #include <net80211/ieee80211.h>
  38 #include <net80211/ieee80211_ioctl.h>
  39 #include <net80211/ieee80211_crypto.h>
  40 #endif /* __DragonFly__ || __GLIBC__ */
  41 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
  42 #include <net80211/ieee80211_freebsd.h>
  43 #endif
  44 #if __NetBSD__
  45 #include <net80211/ieee80211_netbsd.h>
  46 #endif
  47
  48 #include "l2_packet/l2_packet.h"
  49
  50 struct bsd_driver_global {
  51         void            *ctx;
  52         int             sock;                   /* socket for 802.11 ioctls */
  53         int             route;                  /* routing socket for events */
  54         char            *event_buf;
  55         size_t          event_buf_len;
  56         struct dl_list  ifaces;                 /* list of interfaces */
  57 };
  58
  59 struct bsd_driver_data {
  60         struct dl_list  list;
  61         struct bsd_driver_global *global;
  62         struct hostapd_data *hapd;      /* back pointer */
  63
  64         struct l2_packet_data *sock_xmit;/* raw packet xmit socket */
  65         char    ifname[IFNAMSIZ+1];     /* interface name */
  66         int     flags;
  67         unsigned int ifindex;           /* interface index */
  68         int     if_removed;             /* has the interface been removed? */
  69         void    *ctx;
  70         struct wpa_driver_capa capa;    /* driver capability */
  71         int     is_ap;                  /* Access point mode */
  72         int     prev_roaming;   /* roaming state to restore on deinit */
  73         int     prev_privacy;   /* privacy state to restore on deinit */
  74         int     prev_wpa;       /* wpa state to restore on deinit */
  75         enum ieee80211_opmode opmode;   /* operation mode */
  76 };
  77
  78 /* Generic functions for hostapd and wpa_supplicant */
  79
  80 static struct bsd_driver_data *
  81 bsd_get_drvindex(void *priv, unsigned int ifindex)
  82 {
  83         struct bsd_driver_global *global = priv;
  84         struct bsd_driver_data *drv;
  85
  86         dl_list_for_each(drv, &global->ifaces, struct bsd_driver_data, list) {
  87                 if (drv->ifindex == ifindex)
  88                         return drv;
  89         }
  90         return NULL;
  91 }
  92
  93 #ifndef HOSTAPD
  94 static struct bsd_driver_data *
  95 bsd_get_drvname(void *priv, const char *ifname)
  96 {
  97         struct bsd_driver_global *global = priv;
  98         struct bsd_driver_data *drv;
  99
 100         dl_list_for_each(drv, &global->ifaces, struct bsd_driver_data, list) {
 101                 if (os_strcmp(drv->ifname, ifname) == 0)
 102                         return drv;
 103         }
 104         return NULL;
 105 }
 106 #endif /* HOSTAPD */
 107
 108 static int
 109 bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len)
 110 {
 111         struct bsd_driver_data *drv = priv;
 112         struct ieee80211req ireq;
 113
 114         if (drv->ifindex == 0 || drv->if_removed)
 115                 return -1;
 116
 117         os_memset(&ireq, 0, sizeof(ireq));
 118         os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name));
 119         ireq.i_type = op;
 120         ireq.i_val = val;
 121         ireq.i_data = (void *) arg;
 122         ireq.i_len = arg_len;
 123
 124         if (ioctl(drv->global->sock, SIOCS80211, &ireq) < 0) {
 125                 wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, val=%u, "
 126                            "arg_len=%u]: %s", op, val, arg_len,
 127                            strerror(errno));
 128                 return -1;
 129         }
 130         return 0;
 131 }
 132
 133 static int
 134 bsd_get80211(void *priv, struct ieee80211req *ireq, int op, void *arg,
 135              int arg_len)
 136 {
 137         struct bsd_driver_data *drv = priv;
 138
 139         os_memset(ireq, 0, sizeof(*ireq));
 140         os_strlcpy(ireq->i_name, drv->ifname, sizeof(ireq->i_name));
 141         ireq->i_type = op;
 142         ireq->i_len = arg_len;
 143         ireq->i_data = arg;
 144
 145         if (ioctl(drv->global->sock, SIOCG80211, ireq) < 0) {
 146                 wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, "
 147                            "arg_len=%u]: %s", op, arg_len, strerror(errno));
 148                 return -1;
 149         }
 150         return 0;
 151 }
 152
 153 static int
 154 get80211var(struct bsd_driver_data *drv, int op, void *arg, int arg_len)
 155 {
 156         struct ieee80211req ireq;
 157
 158         if (bsd_get80211(drv, &ireq, op, arg, arg_len) < 0)
 159                 return -1;
 160         return ireq.i_len;
 161 }
 162
 163 static int
 164 set80211var(struct bsd_driver_data *drv, int op, const void *arg, int arg_len)
 165 {
 166         return bsd_set80211(drv, op, 0, arg, arg_len);
 167 }
 168
 169 static int
 170 set80211param(struct bsd_driver_data *drv, int op, int arg)
 171 {
 172         return bsd_set80211(drv, op, arg, NULL, 0);
 173 }
 174
 175 static int
 176 bsd_get_ssid(void *priv, u8 *ssid, int len)
 177 {
 178         struct bsd_driver_data *drv = priv;
 179 #ifdef SIOCG80211NWID
 180         struct ieee80211_nwid nwid;
 181         struct ifreq ifr;
 182
 183         os_memset(&ifr, 0, sizeof(ifr));
 184         os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
 185         ifr.ifr_data = (void *)&nwid;
 186         if (ioctl(drv->global->sock, SIOCG80211NWID, &ifr) < 0 ||
 187             nwid.i_len > IEEE80211_NWID_LEN)
 188                 return -1;
 189         os_memcpy(ssid, nwid.i_nwid, nwid.i_len);
 190         return nwid.i_len;
 191 #else
 192         return get80211var(drv, IEEE80211_IOC_SSID, ssid, IEEE80211_NWID_LEN);
 193 #endif
 194 }
 195
 196 static int
 197 bsd_set_ssid(void *priv, const u8 *ssid, int ssid_len)
 198 {
 199         struct bsd_driver_data *drv = priv;
 200 #ifdef SIOCS80211NWID
 201         struct ieee80211_nwid nwid;
 202         struct ifreq ifr;
 203
 204         os_memcpy(nwid.i_nwid, ssid, ssid_len);
 205         nwid.i_len = ssid_len;
 206         os_memset(&ifr, 0, sizeof(ifr));
 207         os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
 208         ifr.ifr_data = (void *)&nwid;
 209         return ioctl(drv->global->sock, SIOCS80211NWID, &ifr);
 210 #else
 211         return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len);
 212 #endif
 213 }
 214
 215 static int
 216 bsd_get_if_media(void *priv)
 217 {
 218         struct bsd_driver_data *drv = priv;
 219         struct ifmediareq ifmr;
 220
 221         os_memset(&ifmr, 0, sizeof(ifmr));
 222         os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name));
 223
 224         if (ioctl(drv->global->sock, SIOCGIFMEDIA, &ifmr) < 0) {
 225                 wpa_printf(MSG_ERROR, "%s: SIOCGIFMEDIA %s", __func__,
 226                            strerror(errno));
 227                 return -1;
 228         }
 229
 230         return ifmr.ifm_current;
 231 }
 232
 233 static int
 234 bsd_set_if_media(void *priv, int media)
 235 {
 236         struct bsd_driver_data *drv = priv;
 237         struct ifreq ifr;
 238
 239         os_memset(&ifr, 0, sizeof(ifr));
 240         os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
 241         ifr.ifr_media = media;
 242
 243         if (ioctl(drv->global->sock, SIOCSIFMEDIA, &ifr) < 0) {
 244                 wpa_printf(MSG_ERROR, "%s: SIOCSIFMEDIA %s", __func__,
 245                            strerror(errno));
 246                 return -1;
 247         }
 248
 249         return 0;
 250 }
 251
 252 static int
 253 bsd_set_mediaopt(void *priv, uint32_t mask, uint32_t mode)
 254 {
 255         int media = bsd_get_if_media(priv);
 256
 257         if (media < 0)
 258                 return -1;
 259         media &= ~mask;
 260         media |= mode;
 261         if (bsd_set_if_media(priv, media) < 0)
 262                 return -1;
 263         return 0;
 264 }
 265
 266 static int
 267 bsd_del_key(void *priv, const u8 *addr, int key_idx)
 268 {
 269         struct ieee80211req_del_key wk;
 270
 271         os_memset(&wk, 0, sizeof(wk));
 272         if (addr == NULL) {
 273                 wpa_printf(MSG_DEBUG, "%s: key_idx=%d", __func__, key_idx);
 274                 wk.idk_keyix = key_idx;
 275         } else {
 276                 wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__,
 277                            MAC2STR(addr));
 278                 os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
 279                 wk.idk_keyix = (u_int8_t) IEEE80211_KEYIX_NONE; /* XXX */
 280         }
 281
 282         return set80211var(priv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk));
 283 }
 284
 285 static int
 286 bsd_send_mlme_param(void *priv, const u8 op, const u16 reason, const u8 *addr)
 287 {
 288         struct ieee80211req_mlme mlme;
 289
 290         os_memset(&mlme, 0, sizeof(mlme));
 291         mlme.im_op = op;
 292         mlme.im_reason = reason;
 293         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 294         return set80211var(priv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme));
 295 }
 296
 297 static int
 298 bsd_ctrl_iface(void *priv, int enable)
 299 {
 300         struct bsd_driver_data *drv = priv;
 301         struct ifreq ifr;
 302
 303         os_memset(&ifr, 0, sizeof(ifr));
 304         os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
 305
 306         if (ioctl(drv->global->sock, SIOCGIFFLAGS, &ifr) < 0) {
 307                 wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
 308                            strerror(errno));
 309                 return -1;
 310         }
 311         drv->flags = ifr.ifr_flags;
 312
 313         if (enable) {
 314                 if (ifr.ifr_flags & IFF_UP)
 315                         return 0;
 316                 ifr.ifr_flags |= IFF_UP;
 317         } else {
 318                 if (!(ifr.ifr_flags & IFF_UP))
 319                         return 0;
 320                 ifr.ifr_flags &= ~IFF_UP;
 321         }
 322
 323         if (ioctl(drv->global->sock, SIOCSIFFLAGS, &ifr) < 0) {
 324                 wpa_printf(MSG_ERROR, "ioctl[SIOCSIFFLAGS]: %s",
 325                            strerror(errno));
 326                 return -1;
 327         }
 328
 329         drv->flags = ifr.ifr_flags;
 330         return 0;
 331 }
 332
 333 static int
 334 bsd_set_key(const char *ifname, void *priv, enum wpa_alg alg,
 335             const unsigned char *addr, int key_idx, int set_tx, const u8 *seq,
 336             size_t seq_len, const u8 *key, size_t key_len)
 337 {
 338         struct ieee80211req_key wk;
 339 #ifdef IEEE80211_KEY_NOREPLAY
 340         struct bsd_driver_data *drv = priv;
 341 #endif /* IEEE80211_KEY_NOREPLAY */
 342
 343         wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%p key_idx=%d set_tx=%d "
 344                    "seq_len=%zu key_len=%zu", __func__, alg, addr, key_idx,
 345                    set_tx, seq_len, key_len);
 346
 347         if (alg == WPA_ALG_NONE) {
 348 #ifndef HOSTAPD
 349                 if (addr == NULL || is_broadcast_ether_addr(addr))
 350                         return bsd_del_key(priv, NULL, key_idx);
 351                 else
 352 #endif /* HOSTAPD */
 353                         return bsd_del_key(priv, addr, key_idx);
 354         }
 355
 356         os_memset(&wk, 0, sizeof(wk));
 357         switch (alg) {
 358         case WPA_ALG_WEP:
 359                 wk.ik_type = IEEE80211_CIPHER_WEP;
 360                 break;
 361         case WPA_ALG_TKIP:
 362                 wk.ik_type = IEEE80211_CIPHER_TKIP;
 363                 break;
 364         case WPA_ALG_CCMP:
 365                 wk.ik_type = IEEE80211_CIPHER_AES_CCM;
 366                 break;
 367         default:
 368                 wpa_printf(MSG_ERROR, "%s: unknown alg=%d", __func__, alg);
 369                 return -1;
 370         }
 371
 372         wk.ik_flags = IEEE80211_KEY_RECV;
 373         if (set_tx)
 374                 wk.ik_flags |= IEEE80211_KEY_XMIT;
 375
 376         if (addr == NULL) {
 377                 os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
 378                 wk.ik_keyix = key_idx;
 379         } else {
 380                 os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
 381                 /*
 382                  * Deduce whether group/global or unicast key by checking
 383                  * the address (yech).  Note also that we can only mark global
 384                  * keys default; doing this for a unicast key is an error.
 385                  */
 386                 if (is_broadcast_ether_addr(addr)) {
 387                         wk.ik_flags |= IEEE80211_KEY_GROUP;
 388                         wk.ik_keyix = key_idx;
 389                 } else {
 390                         wk.ik_keyix = key_idx == 0 ? IEEE80211_KEYIX_NONE :
 391                                 key_idx;
 392                 }
 393         }
 394         if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx)
 395                 wk.ik_flags |= IEEE80211_KEY_DEFAULT;
 396 #ifndef HOSTAPD
 397 #ifdef IEEE80211_KEY_NOREPLAY
 398         /*
 399          * Ignore replay failures in IBSS and AHDEMO mode.
 400          */
 401         if (drv->opmode == IEEE80211_M_IBSS ||
 402             drv->opmode == IEEE80211_M_AHDEMO)
 403                 wk.ik_flags |= IEEE80211_KEY_NOREPLAY;
 404 #endif /* IEEE80211_KEY_NOREPLAY */
 405 #endif /* HOSTAPD */
 406         wk.ik_keylen = key_len;
 407         if (seq) {
 408 #ifdef WORDS_BIGENDIAN
 409                 /*
 410                  * wk.ik_keyrsc is in host byte order (big endian), need to
 411                  * swap it to match with the byte order used in WPA.
 412                  */
 413                 int i;
 414                 u8 *keyrsc = (u8 *) &wk.ik_keyrsc;
 415                 for (i = 0; i < seq_len; i++)
 416                         keyrsc[WPA_KEY_RSC_LEN - i - 1] = seq[i];
 417 #else /* WORDS_BIGENDIAN */
 418                 os_memcpy(&wk.ik_keyrsc, seq, seq_len);
 419 #endif /* WORDS_BIGENDIAN */
 420         }
 421         os_memcpy(wk.ik_keydata, key, key_len);
 422
 423         return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk));
 424 }
 425
 426 static int
 427 bsd_configure_wpa(void *priv, struct wpa_bss_params *params)
 428 {
 429 #ifndef IEEE80211_IOC_APPIE
 430         static const char *ciphernames[] =
 431                 { "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" };
 432         int v;
 433
 434         switch (params->wpa_group) {
 435         case WPA_CIPHER_CCMP:
 436                 v = IEEE80211_CIPHER_AES_CCM;
 437                 break;
 438         case WPA_CIPHER_TKIP:
 439                 v = IEEE80211_CIPHER_TKIP;
 440                 break;
 441         case WPA_CIPHER_WEP104:
 442                 v = IEEE80211_CIPHER_WEP;
 443                 break;
 444         case WPA_CIPHER_WEP40:
 445                 v = IEEE80211_CIPHER_WEP;
 446                 break;
 447         case WPA_CIPHER_NONE:
 448                 v = IEEE80211_CIPHER_NONE;
 449                 break;
 450         default:
 451                 wpa_printf(MSG_INFO, "Unknown group key cipher %u",
 452                            params->wpa_group);
 453                 return -1;
 454         }
 455         wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)",
 456                    __func__, ciphernames[v], v);
 457         if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) {
 458                 wpa_printf(MSG_INFO,
 459                            "Unable to set group key cipher to %u (%s)",
 460                            v, ciphernames[v]);
 461                 return -1;
 462         }
 463         if (v == IEEE80211_CIPHER_WEP) {
 464                 /* key length is done only for specific ciphers */
 465                 v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5);
 466                 if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) {
 467                         wpa_printf(MSG_INFO,
 468                                    "Unable to set group key length to %u", v);
 469                         return -1;
 470                 }
 471         }
 472
 473         v = 0;
 474         if (params->wpa_pairwise & WPA_CIPHER_CCMP)
 475                 v |= 1<<IEEE80211_CIPHER_AES_CCM;
 476         if (params->wpa_pairwise & WPA_CIPHER_TKIP)
 477                 v |= 1<<IEEE80211_CIPHER_TKIP;
 478         if (params->wpa_pairwise & WPA_CIPHER_NONE)
 479                 v |= 1<<IEEE80211_CIPHER_NONE;
 480         wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
 481         if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) {
 482                 wpa_printf(MSG_INFO,
 483                            "Unable to set pairwise key ciphers to 0x%x", v);
 484                 return -1;
 485         }
 486
 487         wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x",
 488                    __func__, params->wpa_key_mgmt);
 489         if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS,
 490                           params->wpa_key_mgmt)) {
 491                 wpa_printf(MSG_INFO,
 492                            "Unable to set key management algorithms to 0x%x",
 493                            params->wpa_key_mgmt);
 494                 return -1;
 495         }
 496
 497         v = 0;
 498         if (params->rsn_preauth)
 499                 v |= BIT(0);
 500         wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
 501                    __func__, params->rsn_preauth);
 502         if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) {
 503                 wpa_printf(MSG_INFO, "Unable to set RSN capabilities to 0x%x",
 504                            v);
 505                 return -1;
 506         }
 507 #endif /* IEEE80211_IOC_APPIE */
 508
 509         wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa);
 510         if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) {
 511                 wpa_printf(MSG_INFO, "Unable to set WPA to %u", params->wpa);
 512                 return -1;
 513         }
 514         return 0;
 515 }
 516
 517 static int
 518 bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params)
 519 {
 520         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled);
 521
 522         if (!params->enabled) {
 523                 /* XXX restore state */
 524                 return set80211param(priv, IEEE80211_IOC_AUTHMODE,
 525                                      IEEE80211_AUTH_AUTO);
 526         }
 527         if (!params->wpa && !params->ieee802_1x) {
 528                 wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled",
 529                            __func__);
 530                 return -1;
 531         }
 532         if (params->wpa && bsd_configure_wpa(priv, params) != 0) {
 533                 wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state",
 534                            __func__);
 535                 return -1;
 536         }
 537         if (set80211param(priv, IEEE80211_IOC_AUTHMODE,
 538                 (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
 539                 wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X",
 540                            __func__);
 541                 return -1;
 542         }
 543         return bsd_ctrl_iface(priv, 1);
 544 }
 545
 546 static void
 547 bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN])
 548 {
 549         struct ieee80211req_wpaie ie;
 550         int ielen = 0;
 551         u8 *iebuf = NULL;
 552
 553         /*
 554          * Fetch and validate any negotiated WPA/RSN parameters.
 555          */
 556         memset(&ie, 0, sizeof(ie));
 557         memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
 558         if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) {
 559                 wpa_printf(MSG_INFO,
 560                            "Failed to get WPA/RSN information element");
 561                 goto no_ie;
 562         }
 563         iebuf = ie.wpa_ie;
 564         ielen = ie.wpa_ie[1];
 565         if (ielen == 0)
 566                 iebuf = NULL;
 567         else
 568                 ielen += 2;
 569
 570 no_ie:
 571         drv_event_assoc(ctx, addr, iebuf, ielen, 0);
 572 }
 573
 574 static int
 575 bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len,
 576                int encrypt, const u8 *own_addr, u32 flags)
 577 {
 578         struct bsd_driver_data *drv = priv;
 579
 580         wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len);
 581
 582         return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data,
 583                               data_len);
 584 }
 585
 586 static int
 587 bsd_set_freq(void *priv, struct hostapd_freq_params *freq)
 588 {
 589         struct bsd_driver_data *drv = priv;
 590 #ifdef SIOCS80211CHANNEL
 591         struct ieee80211chanreq creq;
 592 #endif /* SIOCS80211CHANNEL */
 593         u32 mode;
 594         int channel = freq->channel;
 595
 596         if (channel < 14) {
 597                 mode =
 598 #ifdef CONFIG_IEEE80211N
 599                         freq->ht_enabled ? IFM_IEEE80211_11NG :
 600 #endif /* CONFIG_IEEE80211N */
 601                         IFM_IEEE80211_11G;
 602         } else if (channel == 14) {
 603                 mode = IFM_IEEE80211_11B;
 604         } else {
 605                 mode =
 606 #ifdef CONFIG_IEEE80211N
 607                         freq->ht_enabled ? IFM_IEEE80211_11NA :
 608 #endif /* CONFIG_IEEE80211N */
 609                         IFM_IEEE80211_11A;
 610         }
 611         if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) {
 612                 wpa_printf(MSG_ERROR, "%s: failed to set modulation mode",
 613                            __func__);
 614                 return -1;
 615         }
 616
 617 #ifdef SIOCS80211CHANNEL
 618         os_memset(&creq, 0, sizeof(creq));
 619         os_strlcpy(creq.i_name, drv->ifname, sizeof(creq.i_name));
 620         creq.i_channel = (u_int16_t)channel;
 621         return ioctl(drv->global->sock, SIOCS80211CHANNEL, &creq);
 622 #else /* SIOCS80211CHANNEL */
 623         return set80211param(priv, IEEE80211_IOC_CHANNEL, channel);
 624 #endif /* SIOCS80211CHANNEL */
 625 }
 626
 627 static int
 628 bsd_set_opt_ie(void *priv, const u8 *ie, size_t ie_len)
 629 {
 630 #ifdef IEEE80211_IOC_APPIE
 631         wpa_printf(MSG_DEBUG, "%s: set WPA+RSN ie (len %lu)", __func__,
 632                    (unsigned long)ie_len);
 633         return bsd_set80211(priv, IEEE80211_IOC_APPIE, IEEE80211_APPIE_WPA,
 634                             ie, ie_len);
 635 #endif /* IEEE80211_IOC_APPIE */
 636         return 0;
 637 }
 638
 639 static size_t
 640 rtbuf_len(void)
 641 {
 642         size_t len;
 643
 644         int mib[6] = {CTL_NET, AF_ROUTE, 0, AF_INET, NET_RT_DUMP, 0};
 645
 646         if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) {
 647                 wpa_printf(MSG_WARNING, "%s failed: %s", __func__,
 648                            strerror(errno));
 649                 len = 2048;
 650         }
 651
 652         return len;
 653 }
 654
 655 #ifdef HOSTAPD
 656
 657 /*
 658  * Avoid conflicts with hostapd definitions by undefining couple of defines
 659  * from net80211 header files.
 660  */
 661 #undef RSN_VERSION
 662 #undef WPA_VERSION
 663 #undef WPA_OUI_TYPE
 664
 665 static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
 666                           int reason_code);
 667
 668 static const char *
 669 ether_sprintf(const u8 *addr)
 670 {
 671         static char buf[sizeof(MACSTR)];
 672
 673         if (addr != NULL)
 674                 snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr));
 675         else
 676                 snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0);
 677         return buf;
 678 }
 679
 680 static int
 681 bsd_set_privacy(void *priv, int enabled)
 682 {
 683         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
 684
 685         return set80211param(priv, IEEE80211_IOC_PRIVACY, enabled);
 686 }
 687
 688 static int
 689 bsd_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx,
 690                u8 *seq)
 691 {
 692         struct ieee80211req_key wk;
 693
 694         wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d",
 695                    __func__, ether_sprintf(addr), idx);
 696
 697         memset(&wk, 0, sizeof(wk));
 698         if (addr == NULL)
 699                 memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
 700         else
 701                 memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
 702         wk.ik_keyix = idx;
 703
 704         if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) {
 705                 wpa_printf(MSG_INFO, "Failed to get encryption");
 706                 return -1;
 707         }
 708
 709 #ifdef WORDS_BIGENDIAN
 710         {
 711                 /*
 712                  * wk.ik_keytsc is in host byte order (big endian), need to
 713                  * swap it to match with the byte order used in WPA.
 714                  */
 715                 int i;
 716                 u8 tmp[WPA_KEY_RSC_LEN];
 717                 memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
 718                 for (i = 0; i < WPA_KEY_RSC_LEN; i++) {
 719                         seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1];
 720                 }
 721         }
 722 #else /* WORDS_BIGENDIAN */
 723         memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
 724 #endif /* WORDS_BIGENDIAN */
 725         return 0;
 726 }
 727
 728
 729 static int
 730 bsd_flush(void *priv)
 731 {
 732         u8 allsta[IEEE80211_ADDR_LEN];
 733
 734         memset(allsta, 0xff, IEEE80211_ADDR_LEN);
 735         return bsd_sta_deauth(priv, NULL, allsta, IEEE80211_REASON_AUTH_LEAVE);
 736 }
 737
 738
 739 static int
 740 bsd_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data,
 741                          const u8 *addr)
 742 {
 743         struct ieee80211req_sta_stats stats;
 744
 745         memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN);
 746         if (get80211var(priv, IEEE80211_IOC_STA_STATS, &stats, sizeof(stats))
 747             > 0) {
 748                 /* XXX? do packets counts include non-data frames? */
 749                 data->rx_packets = stats.is_stats.ns_rx_data;
 750                 data->rx_bytes = stats.is_stats.ns_rx_bytes;
 751                 data->tx_packets = stats.is_stats.ns_tx_data;
 752                 data->tx_bytes = stats.is_stats.ns_tx_bytes;
 753         }
 754         return 0;
 755 }
 756
 757 static int
 758 bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code)
 759 {
 760         return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code,
 761                                    addr);
 762 }
 763
 764 static int
 765 bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
 766                  int reason_code)
 767 {
 768         return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code,
 769                                    addr);
 770 }
 771
 772 static void
 773 bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx)
 774 {
 775         struct bsd_driver_global *global = sock_ctx;
 776         struct bsd_driver_data *drv;
 777         struct if_announcemsghdr *ifan;
 778         struct rt_msghdr *rtm;
 779         struct ieee80211_michael_event *mic;
 780         struct ieee80211_join_event *join;
 781         struct ieee80211_leave_event *leave;
 782         int n;
 783         union wpa_event_data data;
 784
 785         n = read(sock, global->event_buf, global->event_buf_len);
 786         if (n < 0) {
 787                 if (errno != EINTR && errno != EAGAIN)
 788                         wpa_printf(MSG_ERROR, "%s read() failed: %s",
 789                                    __func__, strerror(errno));
 790                 return;
 791         }
 792
 793         rtm = (struct rt_msghdr *) global->event_buf;
 794         if (rtm->rtm_version != RTM_VERSION) {
 795                 wpa_printf(MSG_DEBUG, "Invalid routing message version=%d",
 796                            rtm->rtm_version);
 797                 return;
 798         }
 799         switch (rtm->rtm_type) {
 800         case RTM_IEEE80211:
 801                 ifan = (struct if_announcemsghdr *) rtm;
 802                 drv = bsd_get_drvindex(global, ifan->ifan_index);
 803                 if (drv == NULL)
 804                         return;
 805                 switch (ifan->ifan_what) {
 806                 case RTM_IEEE80211_ASSOC:
 807                 case RTM_IEEE80211_REASSOC:
 808                 case RTM_IEEE80211_DISASSOC:
 809                 case RTM_IEEE80211_SCAN:
 810                         break;
 811                 case RTM_IEEE80211_LEAVE:
 812                         leave = (struct ieee80211_leave_event *) &ifan[1];
 813                         drv_event_disassoc(drv->hapd, leave->iev_addr);
 814                         break;
 815                 case RTM_IEEE80211_JOIN:
 816 #ifdef RTM_IEEE80211_REJOIN
 817                 case RTM_IEEE80211_REJOIN:
 818 #endif
 819                         join = (struct ieee80211_join_event *) &ifan[1];
 820                         bsd_new_sta(drv, drv->hapd, join->iev_addr);
 821                         break;
 822                 case RTM_IEEE80211_REPLAY:
 823                         /* ignore */
 824                         break;
 825                 case RTM_IEEE80211_MICHAEL:
 826                         mic = (struct ieee80211_michael_event *) &ifan[1];
 827                         wpa_printf(MSG_DEBUG,
 828                                 "Michael MIC failure wireless event: "
 829                                 "keyix=%u src_addr=" MACSTR, mic->iev_keyix,
 830                                 MAC2STR(mic->iev_src));
 831                         os_memset(&data, 0, sizeof(data));
 832                         data.michael_mic_failure.unicast = 1;
 833                         data.michael_mic_failure.src = mic->iev_src;
 834                         wpa_supplicant_event(drv->hapd,
 835                                              EVENT_MICHAEL_MIC_FAILURE, &data);
 836                         break;
 837                 }
 838                 break;
 839         }
 840 }
 841
 842 static void
 843 handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
 844 {
 845         struct bsd_driver_data *drv = ctx;
 846         drv_event_eapol_rx(drv->hapd, src_addr, buf, len);
 847 }
 848
 849 static void *
 850 bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params)
 851 {
 852         struct bsd_driver_data *drv;
 853
 854         drv = os_zalloc(sizeof(struct bsd_driver_data));
 855         if (drv == NULL) {
 856                 wpa_printf(MSG_ERROR, "Could not allocate memory for bsd driver data");
 857                 return NULL;
 858         }
 859
 860         drv->ifindex = if_nametoindex(params->ifname);
 861         if (drv->ifindex == 0) {
 862                 wpa_printf(MSG_DEBUG, "%s: interface %s does not exist",
 863                            __func__, params->ifname);
 864                 goto bad;
 865         }
 866
 867         drv->hapd = hapd;
 868         drv->global = params->global_priv;
 869         os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname));
 870
 871         drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL,
 872                                         handle_read, drv, 0);
 873         if (drv->sock_xmit == NULL)
 874                 goto bad;
 875         if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr))
 876                 goto bad;
 877
 878         /* mark down during setup */
 879         if (bsd_ctrl_iface(drv, 0) < 0)
 880                 goto bad;
 881
 882         if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) {
 883                 wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
 884                            __func__);
 885                 goto bad;
 886         }
 887
 888         dl_list_add(&drv->global->ifaces, &drv->list);
 889
 890         return drv;
 891 bad:
 892         if (drv->sock_xmit != NULL)
 893                 l2_packet_deinit(drv->sock_xmit);
 894         os_free(drv);
 895         return NULL;
 896 }
 897
 898
 899 static void
 900 bsd_deinit(void *priv)
 901 {
 902         struct bsd_driver_data *drv = priv;
 903
 904         if (drv->ifindex != 0)
 905                 bsd_ctrl_iface(drv, 0);
 906         if (drv->sock_xmit != NULL)
 907                 l2_packet_deinit(drv->sock_xmit);
 908         os_free(drv);
 909 }
 910
 911
 912 static int
 913 bsd_commit(void *priv)
 914 {
 915         return bsd_ctrl_iface(priv, 1);
 916 }
 917
 918
 919 static int
 920 bsd_set_sta_authorized(void *priv, const u8 *addr,
 921                        unsigned int total_flags, unsigned int flags_or,
 922                        unsigned int flags_and)
 923 {
 924         int authorized = -1;
 925
 926         /* For now, only support setting Authorized flag */
 927         if (flags_or & WPA_STA_AUTHORIZED)
 928                 authorized = 1;
 929         if (!(flags_and & WPA_STA_AUTHORIZED))
 930                 authorized = 0;
 931
 932         if (authorized < 0)
 933                 return 0;
 934
 935         return bsd_send_mlme_param(priv, authorized ?
 936                                    IEEE80211_MLME_AUTHORIZE :
 937                                    IEEE80211_MLME_UNAUTHORIZE, 0, addr);
 938 }
 939 #else /* HOSTAPD */
 940
 941 static int
 942 get80211param(struct bsd_driver_data *drv, int op)
 943 {
 944         struct ieee80211req ireq;
 945
 946         if (bsd_get80211(drv, &ireq, op, NULL, 0) < 0)
 947                 return -1;
 948         return ireq.i_val;
 949 }
 950
 951 static int
 952 wpa_driver_bsd_get_bssid(void *priv, u8 *bssid)
 953 {
 954         struct bsd_driver_data *drv = priv;
 955 #ifdef SIOCG80211BSSID
 956         struct ieee80211_bssid bs;
 957
 958         os_strlcpy(bs.i_name, drv->ifname, sizeof(bs.i_name));
 959         if (ioctl(drv->global->sock, SIOCG80211BSSID, &bs) < 0)
 960                 return -1;
 961         os_memcpy(bssid, bs.i_bssid, sizeof(bs.i_bssid));
 962         return 0;
 963 #else
 964         return get80211var(drv, IEEE80211_IOC_BSSID,
 965                 bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0;
 966 #endif
 967 }
 968
 969 static int
 970 wpa_driver_bsd_get_ssid(void *priv, u8 *ssid)
 971 {
 972         struct bsd_driver_data *drv = priv;
 973         return bsd_get_ssid(drv, ssid, 0);
 974 }
 975
 976 static int
 977 wpa_driver_bsd_set_wpa_ie(struct bsd_driver_data *drv, const u8 *wpa_ie,
 978                           size_t wpa_ie_len)
 979 {
 980 #ifdef IEEE80211_IOC_APPIE
 981         return bsd_set_opt_ie(drv, wpa_ie, wpa_ie_len);
 982 #else /* IEEE80211_IOC_APPIE */
 983         return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len);
 984 #endif /* IEEE80211_IOC_APPIE */
 985 }
 986
 987 static int
 988 wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy)
 989 {
 990         int ret = 0;
 991
 992         wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d",
 993                 __func__, wpa, privacy);
 994
 995         if (!wpa && wpa_driver_bsd_set_wpa_ie(priv, NULL, 0) < 0)
 996                 ret = -1;
 997         if (set80211param(priv, IEEE80211_IOC_PRIVACY, privacy) < 0)
 998                 ret = -1;
 999         if (set80211param(priv, IEEE80211_IOC_WPA, wpa) < 0)
1000                 ret = -1;
1001
1002         return ret;
1003 }
1004
1005 static int
1006 wpa_driver_bsd_set_wpa(void *priv, int enabled)
1007 {
1008         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
1009
1010         return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled);
1011 }
1012
1013 static int
1014 wpa_driver_bsd_set_countermeasures(void *priv, int enabled)
1015 {
1016         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
1017         return set80211param(priv, IEEE80211_IOC_COUNTERMEASURES, enabled);
1018 }
1019
1020
1021 static int
1022 wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled)
1023 {
1024         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
1025         return set80211param(priv, IEEE80211_IOC_DROPUNENCRYPTED, enabled);
1026 }
1027
1028 static int
1029 wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code)
1030 {
1031         return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code,
1032                                    addr);
1033 }
1034
1035 static int
1036 wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg)
1037 {
1038         int authmode;
1039
1040         if ((auth_alg & WPA_AUTH_ALG_OPEN) &&
1041             (auth_alg & WPA_AUTH_ALG_SHARED))
1042                 authmode = IEEE80211_AUTH_AUTO;
1043         else if (auth_alg & WPA_AUTH_ALG_SHARED)
1044                 authmode = IEEE80211_AUTH_SHARED;
1045         else
1046                 authmode = IEEE80211_AUTH_OPEN;
1047
1048         return set80211param(priv, IEEE80211_IOC_AUTHMODE, authmode);
1049 }
1050
1051 static void
1052 handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
1053 {
1054         struct bsd_driver_data *drv = ctx;
1055
1056         drv_event_eapol_rx(drv->ctx, src_addr, buf, len);
1057 }
1058
1059 static int
1060 wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params)
1061 {
1062         struct bsd_driver_data *drv = priv;
1063         struct ieee80211req_mlme mlme;
1064         u32 mode;
1065         int privacy;
1066         int ret = 0;
1067
1068         wpa_printf(MSG_DEBUG,
1069                 "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u"
1070                 , __func__
1071                    , (unsigned int) params->ssid_len, params->ssid
1072                 , (unsigned int) params->wpa_ie_len
1073                 , params->pairwise_suite
1074                 , params->group_suite
1075                 , params->key_mgmt_suite
1076         );
1077
1078         switch (params->mode) {
1079         case IEEE80211_MODE_INFRA:
1080                 mode = 0 /* STA */;
1081                 break;
1082         case IEEE80211_MODE_IBSS:
1083                 mode = IFM_IEEE80211_IBSS;
1084                 break;
1085         case IEEE80211_MODE_AP:
1086                 mode = IFM_IEEE80211_HOSTAP;
1087                 break;
1088         default:
1089                 wpa_printf(MSG_ERROR, "%s: unknown operation mode", __func__);
1090                 return -1;
1091         }
1092         if (bsd_set_mediaopt(drv, IFM_OMASK, mode) < 0) {
1093                 wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
1094                            __func__);
1095                 return -1;
1096         }
1097
1098         if (params->mode == IEEE80211_MODE_AP) {
1099                 drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL,
1100                                                 handle_read, drv, 0);
1101                 if (drv->sock_xmit == NULL)
1102                         return -1;
1103                 drv->is_ap = 1;
1104                 return 0;
1105         }
1106
1107         if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted)
1108             < 0)
1109                 ret = -1;
1110         if (wpa_driver_bsd_set_auth_alg(drv, params->auth_alg) < 0)
1111                 ret = -1;
1112         /* XXX error handling is wrong but unclear what to do... */
1113         if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0)
1114                 return -1;
1115
1116         privacy = !(params->pairwise_suite == WPA_CIPHER_NONE &&
1117             params->group_suite == WPA_CIPHER_NONE &&
1118             params->key_mgmt_suite == WPA_KEY_MGMT_NONE &&
1119             params->wpa_ie_len == 0);
1120         wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy);
1121
1122         if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0)
1123                 return -1;
1124
1125         if (params->wpa_ie_len &&
1126             set80211param(drv, IEEE80211_IOC_WPA,
1127                           params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1) < 0)
1128                 return -1;
1129
1130         os_memset(&mlme, 0, sizeof(mlme));
1131         mlme.im_op = IEEE80211_MLME_ASSOC;
1132         if (params->ssid != NULL)
1133                 os_memcpy(mlme.im_ssid, params->ssid, params->ssid_len);
1134         mlme.im_ssid_len = params->ssid_len;
1135         if (params->bssid != NULL)
1136                 os_memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN);
1137         if (set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)) < 0)
1138                 return -1;
1139         return ret;
1140 }
1141
1142 static int
1143 wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params)
1144 {
1145         struct bsd_driver_data *drv = priv;
1146 #ifdef IEEE80211_IOC_SCAN_MAX_SSID
1147         struct ieee80211_scan_req sr;
1148         int i;
1149 #endif /* IEEE80211_IOC_SCAN_MAX_SSID */
1150
1151         if (bsd_set_mediaopt(drv, IFM_OMASK, 0 /* STA */) < 0) {
1152                 wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
1153                            __func__);
1154                 return -1;
1155         }
1156
1157         if (set80211param(drv, IEEE80211_IOC_ROAMING,
1158                           IEEE80211_ROAMING_MANUAL) < 0) {
1159                 wpa_printf(MSG_ERROR, "%s: failed to set "
1160                            "wpa_supplicant-based roaming: %s", __func__,
1161                            strerror(errno));
1162                 return -1;
1163         }
1164
1165         if (wpa_driver_bsd_set_wpa(drv, 1) < 0) {
1166                 wpa_printf(MSG_ERROR, "%s: failed to set wpa: %s", __func__,
1167                            strerror(errno));
1168                 return -1;
1169         }
1170
1171         /* NB: interface must be marked UP to do a scan */
1172         if (bsd_ctrl_iface(drv, 1) < 0)
1173                 return -1;
1174
1175 #ifdef IEEE80211_IOC_SCAN_MAX_SSID
1176         os_memset(&sr, 0, sizeof(sr));
1177         sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE |
1178                 IEEE80211_IOC_SCAN_NOJOIN;
1179         sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1180         if (params->num_ssids > 0) {
1181                 sr.sr_nssid = params->num_ssids;
1182 #if 0
1183                 /* Boundary check is done by upper layer */
1184                 if (sr.sr_nssid > IEEE80211_IOC_SCAN_MAX_SSID)
1185                         sr.sr_nssid = IEEE80211_IOC_SCAN_MAX_SSID;
1186 #endif
1187
1188                 /* NB: check scan cache first */
1189                 sr.sr_flags |= IEEE80211_IOC_SCAN_CHECK;
1190         }
1191         for (i = 0; i < sr.sr_nssid; i++) {
1192                 sr.sr_ssid[i].len = params->ssids[i].ssid_len;
1193                 os_memcpy(sr.sr_ssid[i].ssid, params->ssids[i].ssid,
1194                           sr.sr_ssid[i].len);
1195         }
1196
1197         /* NB: net80211 delivers a scan complete event so no need to poll */
1198         return set80211var(drv, IEEE80211_IOC_SCAN_REQ, &sr, sizeof(sr));
1199 #else /* IEEE80211_IOC_SCAN_MAX_SSID */
1200         /* set desired ssid before scan */
1201         if (bsd_set_ssid(drv, params->ssids[0].ssid,
1202                          params->ssids[0].ssid_len) < 0)
1203                 return -1;
1204
1205         /* NB: net80211 delivers a scan complete event so no need to poll */
1206         return set80211param(drv, IEEE80211_IOC_SCAN_REQ, 0);
1207 #endif /* IEEE80211_IOC_SCAN_MAX_SSID */
1208 }
1209
1210 static void
1211 wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
1212 {
1213         struct bsd_driver_global *global = sock_ctx;
1214         struct bsd_driver_data *drv;
1215         struct if_announcemsghdr *ifan;
1216         struct if_msghdr *ifm;
1217         struct rt_msghdr *rtm;
1218         union wpa_event_data event;
1219         struct ieee80211_michael_event *mic;
1220         struct ieee80211_leave_event *leave;
1221         struct ieee80211_join_event *join;
1222         int n;
1223
1224         n = read(sock, global->event_buf, global->event_buf_len);
1225         if (n < 0) {
1226                 if (errno != EINTR && errno != EAGAIN)
1227                         wpa_printf(MSG_ERROR, "%s read() failed: %s",
1228                                    __func__, strerror(errno));
1229                 return;
1230         }
1231
1232         rtm = (struct rt_msghdr *) global->event_buf;
1233         if (rtm->rtm_version != RTM_VERSION) {
1234                 wpa_printf(MSG_DEBUG, "Invalid routing message version=%d",
1235                            rtm->rtm_version);
1236                 return;
1237         }
1238         os_memset(&event, 0, sizeof(event));
1239         switch (rtm->rtm_type) {
1240         case RTM_IFANNOUNCE:
1241                 ifan = (struct if_announcemsghdr *) rtm;
1242                 switch (ifan->ifan_what) {
1243                 case IFAN_DEPARTURE:
1244                         drv = bsd_get_drvindex(global, ifan->ifan_index);
1245                         if (drv)
1246                                 drv->if_removed = 1;
1247                         event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1248                         break;
1249                 case IFAN_ARRIVAL:
1250                         drv = bsd_get_drvname(global, ifan->ifan_name);
1251                         if (drv) {
1252                                 drv->ifindex = ifan->ifan_index;
1253                                 drv->if_removed = 0;
1254                         }
1255                         event.interface_status.ievent = EVENT_INTERFACE_ADDED;
1256                         break;
1257                 default:
1258                         wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: unknown action");
1259                         return;
1260                 }
1261                 wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s",
1262                            ifan->ifan_name,
1263                            ifan->ifan_what == IFAN_DEPARTURE ?
1264                                 "removed" : "added");
1265                 os_strlcpy(event.interface_status.ifname, ifan->ifan_name,
1266                            sizeof(event.interface_status.ifname));
1267                 if (drv) {
1268                         wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS,
1269                                              &event);
1270                         /*
1271                          * Set ifindex to zero after sending the event as the
1272                          * event might query the driver to ensure a match.
1273                          */
1274                         if (ifan->ifan_what == IFAN_DEPARTURE)
1275                                 drv->ifindex = 0;
1276                 } else {
1277                         wpa_supplicant_event_global(global->ctx,
1278                                                     EVENT_INTERFACE_STATUS,
1279                                                     &event);
1280                 }
1281                 break;
1282         case RTM_IEEE80211:
1283                 ifan = (struct if_announcemsghdr *) rtm;
1284                 drv = bsd_get_drvindex(global, ifan->ifan_index);
1285                 if (drv == NULL)
1286                         return;
1287                 switch (ifan->ifan_what) {
1288                 case RTM_IEEE80211_ASSOC:
1289                 case RTM_IEEE80211_REASSOC:
1290                         if (drv->is_ap)
1291                                 break;
1292                         wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
1293                         break;
1294                 case RTM_IEEE80211_DISASSOC:
1295                         if (drv->is_ap)
1296                                 break;
1297                         wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
1298                         break;
1299                 case RTM_IEEE80211_SCAN:
1300                         if (drv->is_ap)
1301                                 break;
1302                         wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS,
1303                                              NULL);
1304                         break;
1305                 case RTM_IEEE80211_LEAVE:
1306                         leave = (struct ieee80211_leave_event *) &ifan[1];
1307                         drv_event_disassoc(drv->ctx, leave->iev_addr);
1308                         break;
1309                 case RTM_IEEE80211_JOIN:
1310 #ifdef RTM_IEEE80211_REJOIN
1311                 case RTM_IEEE80211_REJOIN:
1312 #endif
1313                         join = (struct ieee80211_join_event *) &ifan[1];
1314                         bsd_new_sta(drv, drv->ctx, join->iev_addr);
1315                         break;
1316                 case RTM_IEEE80211_REPLAY:
1317                         /* ignore */
1318                         break;
1319                 case RTM_IEEE80211_MICHAEL:
1320                         mic = (struct ieee80211_michael_event *) &ifan[1];
1321                         wpa_printf(MSG_DEBUG,
1322                                 "Michael MIC failure wireless event: "
1323                                 "keyix=%u src_addr=" MACSTR, mic->iev_keyix,
1324                                 MAC2STR(mic->iev_src));
1325
1326                         os_memset(&event, 0, sizeof(event));
1327                         event.michael_mic_failure.unicast =
1328                                 !IEEE80211_IS_MULTICAST(mic->iev_dst);
1329                         wpa_supplicant_event(drv->ctx,
1330                                              EVENT_MICHAEL_MIC_FAILURE, &event);
1331                         break;
1332                 }
1333                 break;
1334         case RTM_IFINFO:
1335                 ifm = (struct if_msghdr *) rtm;
1336                 drv = bsd_get_drvindex(global, ifm->ifm_index);
1337                 if (drv == NULL)
1338                         return;
1339                 if ((ifm->ifm_flags & IFF_UP) == 0 &&
1340                     (drv->flags & IFF_UP) != 0) {
1341                         wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN",
1342                                    drv->ifname);
1343                         wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED,
1344                                              NULL);
1345                 } else if ((ifm->ifm_flags & IFF_UP) != 0 &&
1346                     (drv->flags & IFF_UP) == 0) {
1347                         wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' UP",
1348                                    drv->ifname);
1349                         wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
1350                                              NULL);
1351                 }
1352                 drv->flags = ifm->ifm_flags;
1353                 break;
1354         }
1355 }
1356
1357 static void
1358 wpa_driver_bsd_add_scan_entry(struct wpa_scan_results *res,
1359                               struct ieee80211req_scan_result *sr)
1360 {
1361         struct wpa_scan_res *result, **tmp;
1362         size_t extra_len;
1363         u8 *pos;
1364
1365         extra_len = 2 + sr->isr_ssid_len;
1366         extra_len += 2 + sr->isr_nrates;
1367         extra_len += 3; /* ERP IE */
1368         extra_len += sr->isr_ie_len;
1369
1370         result = os_zalloc(sizeof(*result) + extra_len);
1371         if (result == NULL)
1372                 return;
1373         os_memcpy(result->bssid, sr->isr_bssid, ETH_ALEN);
1374         result->freq = sr->isr_freq;
1375         result->beacon_int = sr->isr_intval;
1376         result->caps = sr->isr_capinfo;
1377         result->qual = sr->isr_rssi;
1378         result->noise = sr->isr_noise;
1379
1380 #ifdef __FreeBSD__
1381         /*
1382          * the rssi value reported by the kernel is in 0.5dB steps relative to
1383          * the reported noise floor. see ieee80211_node.h for details.
1384          */
1385         result->level = sr->isr_rssi / 2 + sr->isr_noise;
1386 #else
1387         result->level = sr->isr_rssi;
1388 #endif
1389
1390         pos = (u8 *)(result + 1);
1391
1392         *pos++ = WLAN_EID_SSID;
1393         *pos++ = sr->isr_ssid_len;
1394         os_memcpy(pos, sr + 1, sr->isr_ssid_len);
1395         pos += sr->isr_ssid_len;
1396
1397         /*
1398          * Deal all rates as supported rate.
1399          * Because net80211 doesn't report extended supported rate or not.
1400          */
1401         *pos++ = WLAN_EID_SUPP_RATES;
1402         *pos++ = sr->isr_nrates;
1403         os_memcpy(pos, sr->isr_rates, sr->isr_nrates);
1404         pos += sr->isr_nrates;
1405
1406         *pos++ = WLAN_EID_ERP_INFO;
1407         *pos++ = 1;
1408         *pos++ = sr->isr_erp;
1409
1410 #if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
1411         os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len + sr->isr_meshid_len,
1412                   sr->isr_ie_len);
1413 #else
1414         os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len);
1415 #endif
1416         pos += sr->isr_ie_len;
1417
1418         result->ie_len = pos - (u8 *)(result + 1);
1419
1420         tmp = os_realloc_array(res->res, res->num + 1,
1421                                sizeof(struct wpa_scan_res *));
1422         if (tmp == NULL) {
1423                 os_free(result);
1424                 return;
1425         }
1426         tmp[res->num++] = result;
1427         res->res = tmp;
1428 }
1429
1430 struct wpa_scan_results *
1431 wpa_driver_bsd_get_scan_results2(void *priv)
1432 {
1433         struct ieee80211req_scan_result *sr;
1434         struct wpa_scan_results *res;
1435         int len, rest;
1436         uint8_t buf[24*1024], *pos;
1437
1438         len = get80211var(priv, IEEE80211_IOC_SCAN_RESULTS, buf, 24*1024);
1439         if (len < 0)
1440                 return NULL;
1441
1442         res = os_zalloc(sizeof(*res));
1443         if (res == NULL)
1444                 return NULL;
1445
1446         pos = buf;
1447         rest = len;
1448         while (rest >= sizeof(struct ieee80211req_scan_result)) {
1449                 sr = (struct ieee80211req_scan_result *)pos;
1450                 wpa_driver_bsd_add_scan_entry(res, sr);
1451                 pos += sr->isr_len;
1452                 rest -= sr->isr_len;
1453         }
1454
1455         wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%lu BSSes)",
1456                    len, (unsigned long)res->num);
1457
1458         return res;
1459 }
1460
1461 static int wpa_driver_bsd_capa(struct bsd_driver_data *drv)
1462 {
1463 #ifdef IEEE80211_IOC_DEVCAPS
1464 /* kernel definitions copied from net80211/ieee80211_var.h */
1465 #define IEEE80211_CIPHER_WEP            0
1466 #define IEEE80211_CIPHER_TKIP           1
1467 #define IEEE80211_CIPHER_AES_CCM        3
1468 #define IEEE80211_CRYPTO_WEP            (1<<IEEE80211_CIPHER_WEP)
1469 #define IEEE80211_CRYPTO_TKIP           (1<<IEEE80211_CIPHER_TKIP)
1470 #define IEEE80211_CRYPTO_AES_CCM        (1<<IEEE80211_CIPHER_AES_CCM)
1471 #define IEEE80211_C_HOSTAP      0x00000400      /* CAPABILITY: HOSTAP avail */
1472 #define IEEE80211_C_WPA1        0x00800000      /* CAPABILITY: WPA1 avail */
1473 #define IEEE80211_C_WPA2        0x01000000      /* CAPABILITY: WPA2 avail */
1474         struct ieee80211_devcaps_req devcaps;
1475
1476         if (get80211var(drv, IEEE80211_IOC_DEVCAPS, &devcaps,
1477                         sizeof(devcaps)) < 0) {
1478                 wpa_printf(MSG_ERROR, "failed to IEEE80211_IOC_DEVCAPS: %s",
1479                            strerror(errno));
1480                 return -1;
1481         }
1482
1483         wpa_printf(MSG_DEBUG, "%s: drivercaps=0x%08x,cryptocaps=0x%08x",
1484                    __func__, devcaps.dc_drivercaps, devcaps.dc_cryptocaps);
1485
1486         if (devcaps.dc_drivercaps & IEEE80211_C_WPA1)
1487                 drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1488                         WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1489         if (devcaps.dc_drivercaps & IEEE80211_C_WPA2)
1490                 drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1491                         WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1492
1493         if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_WEP)
1494                 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1495                         WPA_DRIVER_CAPA_ENC_WEP104;
1496         if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_TKIP)
1497                 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1498         if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_AES_CCM)
1499                 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1500
1501         if (devcaps.dc_drivercaps & IEEE80211_C_HOSTAP)
1502                 drv->capa.flags |= WPA_DRIVER_FLAGS_AP;
1503 #undef IEEE80211_CIPHER_WEP
1504 #undef IEEE80211_CIPHER_TKIP
1505 #undef IEEE80211_CIPHER_AES_CCM
1506 #undef IEEE80211_CRYPTO_WEP
1507 #undef IEEE80211_CRYPTO_TKIP
1508 #undef IEEE80211_CRYPTO_AES_CCM
1509 #undef IEEE80211_C_HOSTAP
1510 #undef IEEE80211_C_WPA1
1511 #undef IEEE80211_C_WPA2
1512 #else /* IEEE80211_IOC_DEVCAPS */
1513         /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */
1514         drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1515                 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1516                 WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1517                 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1518         drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 |
1519                 WPA_DRIVER_CAPA_ENC_WEP104 |
1520                 WPA_DRIVER_CAPA_ENC_TKIP |
1521                 WPA_DRIVER_CAPA_ENC_CCMP;
1522         drv->capa.flags |= WPA_DRIVER_FLAGS_AP;
1523 #endif /* IEEE80211_IOC_DEVCAPS */
1524 #ifdef IEEE80211_IOC_SCAN_MAX_SSID
1525         drv->capa.max_scan_ssids = IEEE80211_IOC_SCAN_MAX_SSID;
1526 #else /* IEEE80211_IOC_SCAN_MAX_SSID */
1527         drv->capa.max_scan_ssids = 1;
1528 #endif /* IEEE80211_IOC_SCAN_MAX_SSID */
1529         drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
1530                 WPA_DRIVER_AUTH_SHARED |
1531                 WPA_DRIVER_AUTH_LEAP;
1532         return 0;
1533 }
1534
1535 static enum ieee80211_opmode
1536 get80211opmode(struct bsd_driver_data *drv)
1537 {
1538         struct ifmediareq ifmr;
1539
1540         (void) memset(&ifmr, 0, sizeof(ifmr));
1541         (void) os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name));
1542
1543         if (ioctl(drv->global->sock, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
1544                 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
1545                         if (ifmr.ifm_current & IFM_FLAG0)
1546                                 return IEEE80211_M_AHDEMO;
1547                         else
1548                                 return IEEE80211_M_IBSS;
1549                 }
1550                 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
1551                         return IEEE80211_M_HOSTAP;
1552                 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
1553                         return IEEE80211_M_MONITOR;
1554 #ifdef IEEE80211_M_MBSS
1555                 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
1556                         return IEEE80211_M_MBSS;
1557 #endif /* IEEE80211_M_MBSS */
1558         }
1559         return IEEE80211_M_STA;
1560 }
1561
1562 static void *
1563 wpa_driver_bsd_init(void *ctx, const char *ifname, void *priv)
1564 {
1565 #define GETPARAM(drv, param, v) \
1566         (((v) = get80211param(drv, param)) != -1)
1567         struct bsd_driver_data *drv;
1568
1569         drv = os_zalloc(sizeof(*drv));
1570         if (drv == NULL)
1571                 return NULL;
1572
1573         /*
1574          * NB: We require the interface name be mappable to an index.
1575          *     This implies we do not support having wpa_supplicant
1576          *     wait for an interface to appear.  This seems ok; that
1577          *     doesn't belong here; it's really the job of devd.
1578          */
1579         drv->ifindex = if_nametoindex(ifname);
1580         if (drv->ifindex == 0) {
1581                 wpa_printf(MSG_DEBUG, "%s: interface %s does not exist",
1582                            __func__, ifname);
1583                 goto fail;
1584         }
1585
1586         drv->ctx = ctx;
1587         drv->global = priv;
1588         os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
1589
1590         if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) {
1591                 wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s",
1592                         __func__, strerror(errno));
1593                 goto fail;
1594         }
1595         if (!GETPARAM(drv, IEEE80211_IOC_PRIVACY, drv->prev_privacy)) {
1596                 wpa_printf(MSG_DEBUG, "%s: failed to get privacy state: %s",
1597                         __func__, strerror(errno));
1598                 goto fail;
1599         }
1600         if (!GETPARAM(drv, IEEE80211_IOC_WPA, drv->prev_wpa)) {
1601                 wpa_printf(MSG_DEBUG, "%s: failed to get wpa state: %s",
1602                         __func__, strerror(errno));
1603                 goto fail;
1604         }
1605
1606         if (wpa_driver_bsd_capa(drv))
1607                 goto fail;
1608
1609         /* Down interface during setup. */
1610         if (bsd_ctrl_iface(drv, 0) < 0)
1611                 goto fail;
1612
1613         drv->opmode = get80211opmode(drv);
1614         dl_list_add(&drv->global->ifaces, &drv->list);
1615
1616         return drv;
1617 fail:
1618         os_free(drv);
1619         return NULL;
1620 #undef GETPARAM
1621 }
1622
1623 static void
1624 wpa_driver_bsd_deinit(void *priv)
1625 {
1626         struct bsd_driver_data *drv = priv;
1627
1628         if (drv->ifindex != 0 && !drv->if_removed) {
1629                 wpa_driver_bsd_set_wpa(drv, 0);
1630
1631                 /* NB: mark interface down */
1632                 bsd_ctrl_iface(drv, 0);
1633
1634                 wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa,
1635                                                 drv->prev_privacy);
1636
1637                 if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)
1638                     < 0)
1639                         wpa_printf(MSG_DEBUG,
1640                                    "%s: failed to restore roaming state",
1641                                    __func__);
1642         }
1643
1644         if (drv->sock_xmit != NULL)
1645                 l2_packet_deinit(drv->sock_xmit);
1646         dl_list_del(&drv->list);
1647         os_free(drv);
1648 }
1649
1650 static int
1651 wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa)
1652 {
1653         struct bsd_driver_data *drv = priv;
1654
1655         os_memcpy(capa, &drv->capa, sizeof(*capa));
1656         return 0;
1657 }
1658 #endif /* HOSTAPD */
1659
1660 static void *
1661 bsd_global_init(void *ctx)
1662 {
1663         struct bsd_driver_global *global;
1664
1665         global = os_zalloc(sizeof(*global));
1666         if (global == NULL)
1667                 return NULL;
1668
1669         global->ctx = ctx;
1670         dl_list_init(&global->ifaces);
1671
1672         global->sock = socket(PF_INET, SOCK_DGRAM, 0);
1673         if (global->sock < 0) {
1674                 wpa_printf(MSG_ERROR, "socket[PF_INET,SOCK_DGRAM]: %s",
1675                            strerror(errno));
1676                 goto fail1;
1677         }
1678
1679         global->route = socket(PF_ROUTE, SOCK_RAW, 0);
1680         if (global->route < 0) {
1681                 wpa_printf(MSG_ERROR, "socket[PF_ROUTE,SOCK_RAW]: %s",
1682                            strerror(errno));
1683                 goto fail;
1684         }
1685
1686         global->event_buf_len = rtbuf_len();
1687         global->event_buf = os_malloc(global->event_buf_len);
1688         if (global->event_buf == NULL) {
1689                 wpa_printf(MSG_ERROR, "%s: os_malloc() failed", __func__);
1690                 goto fail;
1691         }
1692
1693 #ifdef HOSTAPD
1694         eloop_register_read_sock(global->route, bsd_wireless_event_receive,
1695                                  NULL, global);
1696
1697 #else /* HOSTAPD */
1698         eloop_register_read_sock(global->route, wpa_driver_bsd_event_receive,
1699                                  NULL, global);
1700 #endif /* HOSTAPD */
1701
1702         return global;
1703
1704 fail:
1705         close(global->sock);
1706 fail1:
1707         os_free(global);
1708         return NULL;
1709 }
1710
1711 static void
1712 bsd_global_deinit(void *priv)
1713 {
1714         struct bsd_driver_global *global = priv;
1715
1716         eloop_unregister_read_sock(global->route);
1717         (void) close(global->route);
1718         (void) close(global->sock);
1719         os_free(global);
1720 }
1721
1722
1723 const struct wpa_driver_ops wpa_driver_bsd_ops = {
1724         .name                   = "bsd",
1725         .desc                   = "BSD 802.11 support",
1726         .global_init            = bsd_global_init,
1727         .global_deinit          = bsd_global_deinit,
1728 #ifdef HOSTAPD
1729         .hapd_init              = bsd_init,
1730         .hapd_deinit            = bsd_deinit,
1731         .set_privacy            = bsd_set_privacy,
1732         .get_seqnum             = bsd_get_seqnum,
1733         .flush                  = bsd_flush,
1734         .read_sta_data          = bsd_read_sta_driver_data,
1735         .sta_disassoc           = bsd_sta_disassoc,
1736         .sta_deauth             = bsd_sta_deauth,
1737         .sta_set_flags          = bsd_set_sta_authorized,
1738         .commit                 = bsd_commit,
1739 #else /* HOSTAPD */
1740         .init2                  = wpa_driver_bsd_init,
1741         .deinit                 = wpa_driver_bsd_deinit,
1742         .get_bssid              = wpa_driver_bsd_get_bssid,
1743         .get_ssid               = wpa_driver_bsd_get_ssid,
1744         .set_countermeasures    = wpa_driver_bsd_set_countermeasures,
1745         .scan2                  = wpa_driver_bsd_scan,
1746         .get_scan_results2      = wpa_driver_bsd_get_scan_results2,
1747         .deauthenticate         = wpa_driver_bsd_deauthenticate,
1748         .associate              = wpa_driver_bsd_associate,
1749         .get_capa               = wpa_driver_bsd_get_capa,
1750 #endif /* HOSTAPD */
1751         .set_freq               = bsd_set_freq,
1752         .set_key                = bsd_set_key,
1753         .set_ieee8021x          = bsd_set_ieee8021x,
1754         .hapd_set_ssid          = bsd_set_ssid,
1755         .hapd_get_ssid          = bsd_get_ssid,
1756         .hapd_send_eapol        = bsd_send_eapol,
1757         .set_generic_elem       = bsd_set_opt_ie,
1758 };