]>
Commit | Line | Data |
---|---|---|
6fc6879b JM |
1 | /* |
2 | * WPA Supplicant - driver interaction with BSD net80211 layer | |
3 | * Copyright (c) 2004, Sam Leffler <sam@errno.com> | |
c5121837 | 4 | * Copyright (c) 2004, 2Wire, Inc |
6fc6879b | 5 | * |
d001defe JM |
6 | * This software may be distributed under the terms of the BSD license. |
7 | * See README for more details. | |
6fc6879b JM |
8 | */ |
9 | ||
10 | #include "includes.h" | |
11 | #include <sys/ioctl.h> | |
28878f8b | 12 | #include <sys/sysctl.h> |
6fc6879b JM |
13 | |
14 | #include "common.h" | |
15 | #include "driver.h" | |
16 | #include "eloop.h" | |
90973fb2 | 17 | #include "common/ieee802_11_defs.h" |
9f2951d2 | 18 | #include "common/wpa_common.h" |
6fc6879b JM |
19 | |
20 | #include <net/if.h> | |
5197244a | 21 | #include <net/if_media.h> |
898d6921 JR |
22 | |
23 | #ifdef __NetBSD__ | |
24 | #include <net/if_ether.h> | |
898d6921 | 25 | #else |
6fc6879b | 26 | #include <net/ethernet.h> |
898d6921 | 27 | #endif |
131289d8 | 28 | #include <net/route.h> |
6fc6879b | 29 | |
9b336bce MH |
30 | #ifdef __DragonFly__ |
31 | #include <netproto/802_11/ieee80211_ioctl.h> | |
32 | #include <netproto/802_11/ieee80211_dragonfly.h> | |
33 | #else /* __DragonFly__ */ | |
09bd6e8c KM |
34 | #ifdef __GLIBC__ |
35 | #include <netinet/ether.h> | |
36 | #endif /* __GLIBC__ */ | |
6fc6879b | 37 | #include <net80211/ieee80211.h> |
6fc6879b | 38 | #include <net80211/ieee80211_ioctl.h> |
c610dba1 | 39 | #include <net80211/ieee80211_crypto.h> |
09bd6e8c KM |
40 | #endif /* __DragonFly__ || __GLIBC__ */ |
41 | #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) | |
131289d8 MH |
42 | #include <net80211/ieee80211_freebsd.h> |
43 | #endif | |
44 | #if __NetBSD__ | |
45 | #include <net80211/ieee80211_netbsd.h> | |
46 | #endif | |
47 | ||
42f34a9b MH |
48 | #include "l2_packet/l2_packet.h" |
49 | ||
449a3166 RM |
50 | struct bsd_driver_global { |
51 | int sock; /* socket for 802.11 ioctls */ | |
52 | int route; /* routing socket for events */ | |
53 | char *event_buf; | |
54 | size_t event_buf_len; | |
55 | struct dl_list ifaces; /* list of interfaces */ | |
56 | }; | |
57 | ||
86b24ea9 | 58 | struct bsd_driver_data { |
449a3166 RM |
59 | struct dl_list list; |
60 | struct bsd_driver_global *global; | |
86b24ea9 MH |
61 | struct hostapd_data *hapd; /* back pointer */ |
62 | ||
86b24ea9 | 63 | struct l2_packet_data *sock_xmit;/* raw packet xmit socket */ |
86b24ea9 | 64 | char ifname[IFNAMSIZ+1]; /* interface name */ |
af060932 | 65 | int flags; |
86b24ea9 MH |
66 | unsigned int ifindex; /* interface index */ |
67 | void *ctx; | |
68 | struct wpa_driver_capa capa; /* driver capability */ | |
69 | int is_ap; /* Access point mode */ | |
70 | int prev_roaming; /* roaming state to restore on deinit */ | |
71 | int prev_privacy; /* privacy state to restore on deinit */ | |
72 | int prev_wpa; /* wpa state to restore on deinit */ | |
5dd82c63 | 73 | enum ieee80211_opmode opmode; /* operation mode */ |
86b24ea9 MH |
74 | }; |
75 | ||
66d4085f RM |
76 | /* Generic functions for hostapd and wpa_supplicant */ |
77 | ||
449a3166 RM |
78 | static struct bsd_driver_data * |
79 | bsd_get_drvindex(void *priv, unsigned int ifindex) | |
80 | { | |
81 | struct bsd_driver_global *global = priv; | |
82 | struct bsd_driver_data *drv; | |
83 | ||
84 | dl_list_for_each(drv, &global->ifaces, struct bsd_driver_data, list) { | |
85 | if (drv->ifindex == ifindex) | |
86 | return drv; | |
87 | } | |
88 | return NULL; | |
89 | } | |
90 | ||
66d4085f | 91 | static int |
0c6bdf91 | 92 | bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len) |
66d4085f | 93 | { |
0c6bdf91 | 94 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
95 | struct ieee80211req ireq; |
96 | ||
cb22e3b2 RM |
97 | if (drv->ifindex == 0) |
98 | return -1; | |
99 | ||
66d4085f | 100 | os_memset(&ireq, 0, sizeof(ireq)); |
0c6bdf91 | 101 | os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name)); |
66d4085f | 102 | ireq.i_type = op; |
0c6bdf91 | 103 | ireq.i_val = val; |
66d4085f | 104 | ireq.i_data = (void *) arg; |
0c6bdf91 | 105 | ireq.i_len = arg_len; |
66d4085f | 106 | |
449a3166 | 107 | if (ioctl(drv->global->sock, SIOCS80211, &ireq) < 0) { |
0c6bdf91 MH |
108 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, val=%u, " |
109 | "arg_len=%u]: %s", op, val, arg_len, | |
110 | strerror(errno)); | |
66d4085f RM |
111 | return -1; |
112 | } | |
113 | return 0; | |
114 | } | |
115 | ||
116 | static int | |
0c6bdf91 MH |
117 | bsd_get80211(void *priv, struct ieee80211req *ireq, int op, void *arg, |
118 | int arg_len) | |
66d4085f | 119 | { |
0c6bdf91 | 120 | struct bsd_driver_data *drv = priv; |
66d4085f | 121 | |
0c6bdf91 MH |
122 | os_memset(ireq, 0, sizeof(*ireq)); |
123 | os_strlcpy(ireq->i_name, drv->ifname, sizeof(ireq->i_name)); | |
124 | ireq->i_type = op; | |
125 | ireq->i_len = arg_len; | |
126 | ireq->i_data = arg; | |
66d4085f | 127 | |
449a3166 | 128 | if (ioctl(drv->global->sock, SIOCG80211, ireq) < 0) { |
0c6bdf91 MH |
129 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, " |
130 | "arg_len=%u]: %s", op, arg_len, strerror(errno)); | |
66d4085f RM |
131 | return -1; |
132 | } | |
0c6bdf91 | 133 | return 0; |
66d4085f RM |
134 | } |
135 | ||
136 | static int | |
0c6bdf91 | 137 | get80211var(struct bsd_driver_data *drv, int op, void *arg, int arg_len) |
66d4085f RM |
138 | { |
139 | struct ieee80211req ireq; | |
140 | ||
0c6bdf91 | 141 | if (bsd_get80211(drv, &ireq, op, arg, arg_len) < 0) |
66d4085f | 142 | return -1; |
0c6bdf91 | 143 | return ireq.i_len; |
e1b1309b MH |
144 | } |
145 | ||
146 | static int | |
147 | set80211var(struct bsd_driver_data *drv, int op, const void *arg, int arg_len) | |
66d4085f | 148 | { |
0c6bdf91 | 149 | return bsd_set80211(drv, op, 0, arg, arg_len); |
e1b1309b MH |
150 | } |
151 | ||
152 | static int | |
153 | set80211param(struct bsd_driver_data *drv, int op, int arg) | |
154 | { | |
0c6bdf91 | 155 | return bsd_set80211(drv, op, arg, NULL, 0); |
e1b1309b MH |
156 | } |
157 | ||
158 | static int | |
8709de1a | 159 | bsd_get_ssid(void *priv, u8 *ssid, int len) |
e1b1309b MH |
160 | { |
161 | struct bsd_driver_data *drv = priv; | |
66d4085f RM |
162 | #ifdef SIOCG80211NWID |
163 | struct ieee80211_nwid nwid; | |
164 | struct ifreq ifr; | |
165 | ||
166 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 167 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 168 | ifr.ifr_data = (void *)&nwid; |
449a3166 | 169 | if (ioctl(drv->global->sock, SIOCG80211NWID, &ifr) < 0 || |
66d4085f RM |
170 | nwid.i_len > IEEE80211_NWID_LEN) |
171 | return -1; | |
172 | os_memcpy(ssid, nwid.i_nwid, nwid.i_len); | |
173 | return nwid.i_len; | |
174 | #else | |
e1b1309b | 175 | return get80211var(drv, IEEE80211_IOC_SSID, ssid, IEEE80211_NWID_LEN); |
66d4085f RM |
176 | #endif |
177 | } | |
178 | ||
179 | static int | |
8709de1a | 180 | bsd_set_ssid(void *priv, const u8 *ssid, int ssid_len) |
66d4085f | 181 | { |
e1b1309b | 182 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
183 | #ifdef SIOCS80211NWID |
184 | struct ieee80211_nwid nwid; | |
185 | struct ifreq ifr; | |
186 | ||
187 | os_memcpy(nwid.i_nwid, ssid, ssid_len); | |
188 | nwid.i_len = ssid_len; | |
189 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 190 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 191 | ifr.ifr_data = (void *)&nwid; |
449a3166 | 192 | return ioctl(drv->global->sock, SIOCS80211NWID, &ifr); |
66d4085f | 193 | #else |
e1b1309b | 194 | return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len); |
66d4085f RM |
195 | #endif |
196 | } | |
197 | ||
5197244a | 198 | static int |
e1b1309b | 199 | bsd_get_if_media(void *priv) |
5197244a | 200 | { |
e1b1309b | 201 | struct bsd_driver_data *drv = priv; |
5197244a MH |
202 | struct ifmediareq ifmr; |
203 | ||
204 | os_memset(&ifmr, 0, sizeof(ifmr)); | |
e1b1309b | 205 | os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name)); |
5197244a | 206 | |
449a3166 | 207 | if (ioctl(drv->global->sock, SIOCGIFMEDIA, &ifmr) < 0) { |
5197244a MH |
208 | wpa_printf(MSG_ERROR, "%s: SIOCGIFMEDIA %s", __func__, |
209 | strerror(errno)); | |
210 | return -1; | |
211 | } | |
212 | ||
213 | return ifmr.ifm_current; | |
214 | } | |
215 | ||
216 | static int | |
e1b1309b | 217 | bsd_set_if_media(void *priv, int media) |
5197244a | 218 | { |
e1b1309b | 219 | struct bsd_driver_data *drv = priv; |
5197244a MH |
220 | struct ifreq ifr; |
221 | ||
222 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 223 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
5197244a MH |
224 | ifr.ifr_media = media; |
225 | ||
449a3166 | 226 | if (ioctl(drv->global->sock, SIOCSIFMEDIA, &ifr) < 0) { |
5197244a MH |
227 | wpa_printf(MSG_ERROR, "%s: SIOCSIFMEDIA %s", __func__, |
228 | strerror(errno)); | |
229 | return -1; | |
230 | } | |
231 | ||
232 | return 0; | |
233 | } | |
234 | ||
235 | static int | |
e1b1309b | 236 | bsd_set_mediaopt(void *priv, uint32_t mask, uint32_t mode) |
5197244a | 237 | { |
e1b1309b | 238 | int media = bsd_get_if_media(priv); |
5197244a MH |
239 | |
240 | if (media < 0) | |
241 | return -1; | |
242 | media &= ~mask; | |
243 | media |= mode; | |
e1b1309b | 244 | if (bsd_set_if_media(priv, media) < 0) |
5197244a MH |
245 | return -1; |
246 | return 0; | |
247 | } | |
248 | ||
cbdecd2b | 249 | static int |
e1b1309b | 250 | bsd_del_key(void *priv, const u8 *addr, int key_idx) |
cbdecd2b MH |
251 | { |
252 | struct ieee80211req_del_key wk; | |
253 | ||
254 | os_memset(&wk, 0, sizeof(wk)); | |
255 | if (addr == NULL) { | |
256 | wpa_printf(MSG_DEBUG, "%s: key_idx=%d", __func__, key_idx); | |
257 | wk.idk_keyix = key_idx; | |
258 | } else { | |
259 | wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__, | |
260 | MAC2STR(addr)); | |
261 | os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN); | |
262 | wk.idk_keyix = (u_int8_t) IEEE80211_KEYIX_NONE; /* XXX */ | |
263 | } | |
264 | ||
e1b1309b | 265 | return set80211var(priv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk)); |
cbdecd2b MH |
266 | } |
267 | ||
fa6b8afe | 268 | static int |
e1b1309b | 269 | bsd_send_mlme_param(void *priv, const u8 op, const u16 reason, const u8 *addr) |
fa6b8afe MH |
270 | { |
271 | struct ieee80211req_mlme mlme; | |
272 | ||
273 | os_memset(&mlme, 0, sizeof(mlme)); | |
274 | mlme.im_op = op; | |
275 | mlme.im_reason = reason; | |
276 | os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b | 277 | return set80211var(priv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)); |
fa6b8afe MH |
278 | } |
279 | ||
60bc3033 | 280 | static int |
e1b1309b | 281 | bsd_ctrl_iface(void *priv, int enable) |
60bc3033 | 282 | { |
e1b1309b | 283 | struct bsd_driver_data *drv = priv; |
60bc3033 MH |
284 | struct ifreq ifr; |
285 | ||
286 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 287 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
60bc3033 | 288 | |
449a3166 | 289 | if (ioctl(drv->global->sock, SIOCGIFFLAGS, &ifr) < 0) { |
a193231d JM |
290 | wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s", |
291 | strerror(errno)); | |
60bc3033 MH |
292 | return -1; |
293 | } | |
af060932 | 294 | drv->flags = ifr.ifr_flags; |
60bc3033 | 295 | |
cb76af8a RP |
296 | if (enable) { |
297 | if (ifr.ifr_flags & IFF_UP) | |
298 | return 0; | |
60bc3033 | 299 | ifr.ifr_flags |= IFF_UP; |
cb76af8a RP |
300 | } else { |
301 | if (!(ifr.ifr_flags & IFF_UP)) | |
302 | return 0; | |
60bc3033 | 303 | ifr.ifr_flags &= ~IFF_UP; |
cb76af8a | 304 | } |
60bc3033 | 305 | |
449a3166 | 306 | if (ioctl(drv->global->sock, SIOCSIFFLAGS, &ifr) < 0) { |
a193231d JM |
307 | wpa_printf(MSG_ERROR, "ioctl[SIOCSIFFLAGS]: %s", |
308 | strerror(errno)); | |
60bc3033 MH |
309 | return -1; |
310 | } | |
311 | ||
af060932 | 312 | drv->flags = ifr.ifr_flags; |
60bc3033 MH |
313 | return 0; |
314 | } | |
315 | ||
719196b1 | 316 | static int |
e1b1309b | 317 | bsd_set_key(const char *ifname, void *priv, enum wpa_alg alg, |
719196b1 MH |
318 | const unsigned char *addr, int key_idx, int set_tx, const u8 *seq, |
319 | size_t seq_len, const u8 *key, size_t key_len) | |
320 | { | |
321 | struct ieee80211req_key wk; | |
e706d2d3 | 322 | #ifdef IEEE80211_KEY_NOREPLAY |
5dd82c63 | 323 | struct bsd_driver_data *drv = priv; |
e706d2d3 | 324 | #endif /* IEEE80211_KEY_NOREPLAY */ |
719196b1 MH |
325 | |
326 | wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%p key_idx=%d set_tx=%d " | |
327 | "seq_len=%zu key_len=%zu", __func__, alg, addr, key_idx, | |
328 | set_tx, seq_len, key_len); | |
329 | ||
e1b1309b MH |
330 | if (alg == WPA_ALG_NONE) { |
331 | #ifndef HOSTAPD | |
0382097e | 332 | if (addr == NULL || is_broadcast_ether_addr(addr)) |
e1b1309b MH |
333 | return bsd_del_key(priv, NULL, key_idx); |
334 | else | |
335 | #endif /* HOSTAPD */ | |
336 | return bsd_del_key(priv, addr, key_idx); | |
337 | } | |
338 | ||
719196b1 MH |
339 | os_memset(&wk, 0, sizeof(wk)); |
340 | switch (alg) { | |
341 | case WPA_ALG_WEP: | |
342 | wk.ik_type = IEEE80211_CIPHER_WEP; | |
343 | break; | |
344 | case WPA_ALG_TKIP: | |
345 | wk.ik_type = IEEE80211_CIPHER_TKIP; | |
346 | break; | |
347 | case WPA_ALG_CCMP: | |
348 | wk.ik_type = IEEE80211_CIPHER_AES_CCM; | |
349 | break; | |
350 | default: | |
351 | wpa_printf(MSG_ERROR, "%s: unknown alg=%d", __func__, alg); | |
352 | return -1; | |
353 | } | |
354 | ||
355 | wk.ik_flags = IEEE80211_KEY_RECV; | |
356 | if (set_tx) | |
357 | wk.ik_flags |= IEEE80211_KEY_XMIT; | |
358 | ||
359 | if (addr == NULL) { | |
360 | os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN); | |
361 | wk.ik_keyix = key_idx; | |
362 | } else { | |
363 | os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN); | |
364 | /* | |
365 | * Deduce whether group/global or unicast key by checking | |
366 | * the address (yech). Note also that we can only mark global | |
367 | * keys default; doing this for a unicast key is an error. | |
368 | */ | |
0382097e | 369 | if (is_broadcast_ether_addr(addr)) { |
719196b1 MH |
370 | wk.ik_flags |= IEEE80211_KEY_GROUP; |
371 | wk.ik_keyix = key_idx; | |
372 | } else { | |
373 | wk.ik_keyix = key_idx == 0 ? IEEE80211_KEYIX_NONE : | |
374 | key_idx; | |
375 | } | |
376 | } | |
377 | if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx) | |
378 | wk.ik_flags |= IEEE80211_KEY_DEFAULT; | |
5dd82c63 | 379 | #ifndef HOSTAPD |
e706d2d3 | 380 | #ifdef IEEE80211_KEY_NOREPLAY |
5dd82c63 RP |
381 | /* |
382 | * Ignore replay failures in IBSS and AHDEMO mode. | |
383 | */ | |
384 | if (drv->opmode == IEEE80211_M_IBSS || | |
385 | drv->opmode == IEEE80211_M_AHDEMO) | |
386 | wk.ik_flags |= IEEE80211_KEY_NOREPLAY; | |
e706d2d3 | 387 | #endif /* IEEE80211_KEY_NOREPLAY */ |
5dd82c63 | 388 | #endif /* HOSTAPD */ |
719196b1 | 389 | wk.ik_keylen = key_len; |
c3b0a1c8 ZY |
390 | if (seq) { |
391 | #ifdef WORDS_BIGENDIAN | |
392 | /* | |
393 | * wk.ik_keyrsc is in host byte order (big endian), need to | |
394 | * swap it to match with the byte order used in WPA. | |
395 | */ | |
396 | int i; | |
397 | u8 *keyrsc = (u8 *) &wk.ik_keyrsc; | |
398 | for (i = 0; i < seq_len; i++) | |
399 | keyrsc[WPA_KEY_RSC_LEN - i - 1] = seq[i]; | |
400 | #else /* WORDS_BIGENDIAN */ | |
da64c266 | 401 | os_memcpy(&wk.ik_keyrsc, seq, seq_len); |
c3b0a1c8 ZY |
402 | #endif /* WORDS_BIGENDIAN */ |
403 | } | |
719196b1 MH |
404 | os_memcpy(wk.ik_keydata, key, key_len); |
405 | ||
e1b1309b | 406 | return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)); |
719196b1 MH |
407 | } |
408 | ||
c5121837 | 409 | static int |
e1b1309b | 410 | bsd_configure_wpa(void *priv, struct wpa_bss_params *params) |
c5121837 | 411 | { |
88487b0e | 412 | #ifndef IEEE80211_IOC_APPIE |
c5121837 JM |
413 | static const char *ciphernames[] = |
414 | { "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" }; | |
c5121837 JM |
415 | int v; |
416 | ||
af586419 | 417 | switch (params->wpa_group) { |
c5121837 JM |
418 | case WPA_CIPHER_CCMP: |
419 | v = IEEE80211_CIPHER_AES_CCM; | |
420 | break; | |
421 | case WPA_CIPHER_TKIP: | |
422 | v = IEEE80211_CIPHER_TKIP; | |
423 | break; | |
424 | case WPA_CIPHER_WEP104: | |
425 | v = IEEE80211_CIPHER_WEP; | |
426 | break; | |
427 | case WPA_CIPHER_WEP40: | |
428 | v = IEEE80211_CIPHER_WEP; | |
429 | break; | |
430 | case WPA_CIPHER_NONE: | |
431 | v = IEEE80211_CIPHER_NONE; | |
432 | break; | |
433 | default: | |
a193231d JM |
434 | wpa_printf(MSG_INFO, "Unknown group key cipher %u", |
435 | params->wpa_group); | |
c5121837 JM |
436 | return -1; |
437 | } | |
438 | wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)", | |
439 | __func__, ciphernames[v], v); | |
e1b1309b | 440 | if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) { |
a193231d JM |
441 | wpa_printf(MSG_INFO, |
442 | "Unable to set group key cipher to %u (%s)", | |
443 | v, ciphernames[v]); | |
c5121837 JM |
444 | return -1; |
445 | } | |
446 | if (v == IEEE80211_CIPHER_WEP) { | |
447 | /* key length is done only for specific ciphers */ | |
af586419 | 448 | v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5); |
e1b1309b | 449 | if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) { |
a193231d JM |
450 | wpa_printf(MSG_INFO, |
451 | "Unable to set group key length to %u", v); | |
c5121837 JM |
452 | return -1; |
453 | } | |
454 | } | |
455 | ||
456 | v = 0; | |
af586419 | 457 | if (params->wpa_pairwise & WPA_CIPHER_CCMP) |
c5121837 | 458 | v |= 1<<IEEE80211_CIPHER_AES_CCM; |
af586419 | 459 | if (params->wpa_pairwise & WPA_CIPHER_TKIP) |
c5121837 | 460 | v |= 1<<IEEE80211_CIPHER_TKIP; |
af586419 | 461 | if (params->wpa_pairwise & WPA_CIPHER_NONE) |
c5121837 JM |
462 | v |= 1<<IEEE80211_CIPHER_NONE; |
463 | wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v); | |
e1b1309b | 464 | if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) { |
a193231d JM |
465 | wpa_printf(MSG_INFO, |
466 | "Unable to set pairwise key ciphers to 0x%x", v); | |
c5121837 JM |
467 | return -1; |
468 | } | |
469 | ||
470 | wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x", | |
af586419 | 471 | __func__, params->wpa_key_mgmt); |
e1b1309b MH |
472 | if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS, |
473 | params->wpa_key_mgmt)) { | |
a193231d JM |
474 | wpa_printf(MSG_INFO, |
475 | "Unable to set key management algorithms to 0x%x", | |
476 | params->wpa_key_mgmt); | |
c5121837 JM |
477 | return -1; |
478 | } | |
479 | ||
480 | v = 0; | |
af586419 | 481 | if (params->rsn_preauth) |
c5121837 JM |
482 | v |= BIT(0); |
483 | wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x", | |
af586419 | 484 | __func__, params->rsn_preauth); |
e1b1309b | 485 | if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) { |
a193231d JM |
486 | wpa_printf(MSG_INFO, "Unable to set RSN capabilities to 0x%x", |
487 | v); | |
c5121837 JM |
488 | return -1; |
489 | } | |
88487b0e | 490 | #endif /* IEEE80211_IOC_APPIE */ |
c5121837 | 491 | |
af586419 | 492 | wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa); |
e1b1309b | 493 | if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) { |
a193231d | 494 | wpa_printf(MSG_INFO, "Unable to set WPA to %u", params->wpa); |
c5121837 JM |
495 | return -1; |
496 | } | |
497 | return 0; | |
498 | } | |
499 | ||
c5121837 | 500 | static int |
e1b1309b | 501 | bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params) |
c5121837 | 502 | { |
af586419 | 503 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled); |
c5121837 | 504 | |
af586419 | 505 | if (!params->enabled) { |
c5121837 | 506 | /* XXX restore state */ |
e1b1309b MH |
507 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, |
508 | IEEE80211_AUTH_AUTO); | |
c5121837 | 509 | } |
af586419 | 510 | if (!params->wpa && !params->ieee802_1x) { |
42f34a9b MH |
511 | wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled", |
512 | __func__); | |
c5121837 JM |
513 | return -1; |
514 | } | |
e1b1309b | 515 | if (params->wpa && bsd_configure_wpa(priv, params) != 0) { |
42f34a9b MH |
516 | wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state", |
517 | __func__); | |
c5121837 JM |
518 | return -1; |
519 | } | |
e1b1309b | 520 | if (set80211param(priv, IEEE80211_IOC_AUTHMODE, |
af586419 | 521 | (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) { |
42f34a9b MH |
522 | wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X", |
523 | __func__); | |
c5121837 JM |
524 | return -1; |
525 | } | |
e1b1309b | 526 | return bsd_ctrl_iface(priv, 1); |
c5121837 JM |
527 | } |
528 | ||
42f34a9b | 529 | static void |
e1b1309b | 530 | bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN]) |
42f34a9b MH |
531 | { |
532 | struct ieee80211req_wpaie ie; | |
533 | int ielen = 0; | |
534 | u8 *iebuf = NULL; | |
535 | ||
536 | /* | |
537 | * Fetch and validate any negotiated WPA/RSN parameters. | |
538 | */ | |
539 | memset(&ie, 0, sizeof(ie)); | |
540 | memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b | 541 | if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) { |
a193231d JM |
542 | wpa_printf(MSG_INFO, |
543 | "Failed to get WPA/RSN information element"); | |
42f34a9b MH |
544 | goto no_ie; |
545 | } | |
546 | iebuf = ie.wpa_ie; | |
547 | ielen = ie.wpa_ie[1]; | |
548 | if (ielen == 0) | |
549 | iebuf = NULL; | |
550 | else | |
551 | ielen += 2; | |
552 | ||
553 | no_ie: | |
39b08b5f | 554 | drv_event_assoc(ctx, addr, iebuf, ielen, 0); |
42f34a9b MH |
555 | } |
556 | ||
557 | static int | |
e1b1309b | 558 | bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len, |
4378fc14 | 559 | int encrypt, const u8 *own_addr, u32 flags) |
42f34a9b | 560 | { |
e1b1309b MH |
561 | struct bsd_driver_data *drv = priv; |
562 | ||
42f34a9b MH |
563 | wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len); |
564 | ||
e1b1309b MH |
565 | return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data, |
566 | data_len); | |
c5121837 JM |
567 | } |
568 | ||
569 | static int | |
6db1602d | 570 | bsd_set_freq(void *priv, struct hostapd_freq_params *freq) |
42f34a9b | 571 | { |
e1b1309b | 572 | struct bsd_driver_data *drv = priv; |
aba7569e | 573 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 574 | struct ieee80211chanreq creq; |
362468d1 | 575 | #endif /* SIOCS80211CHANNEL */ |
42f34a9b | 576 | u32 mode; |
6db1602d | 577 | int channel = freq->channel; |
42f34a9b | 578 | |
ca79385a YZ |
579 | if (channel < 14) { |
580 | mode = | |
581 | #ifdef CONFIG_IEEE80211N | |
582 | freq->ht_enabled ? IFM_IEEE80211_11NG : | |
583 | #endif /* CONFIG_IEEE80211N */ | |
584 | IFM_IEEE80211_11G; | |
585 | } else if (channel == 14) { | |
42f34a9b | 586 | mode = IFM_IEEE80211_11B; |
ca79385a YZ |
587 | } else { |
588 | mode = | |
589 | #ifdef CONFIG_IEEE80211N | |
590 | freq->ht_enabled ? IFM_IEEE80211_11NA : | |
591 | #endif /* CONFIG_IEEE80211N */ | |
592 | IFM_IEEE80211_11A; | |
593 | } | |
e1b1309b | 594 | if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) { |
42f34a9b MH |
595 | wpa_printf(MSG_ERROR, "%s: failed to set modulation mode", |
596 | __func__); | |
597 | return -1; | |
598 | } | |
599 | ||
362468d1 | 600 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 601 | os_memset(&creq, 0, sizeof(creq)); |
e1b1309b | 602 | os_strlcpy(creq.i_name, drv->ifname, sizeof(creq.i_name)); |
6db1602d | 603 | creq.i_channel = (u_int16_t)channel; |
449a3166 | 604 | return ioctl(drv->global->sock, SIOCS80211CHANNEL, &creq); |
362468d1 MH |
605 | #else /* SIOCS80211CHANNEL */ |
606 | return set80211param(priv, IEEE80211_IOC_CHANNEL, channel); | |
607 | #endif /* SIOCS80211CHANNEL */ | |
42f34a9b MH |
608 | } |
609 | ||
88487b0e | 610 | static int |
aa484516 | 611 | bsd_set_opt_ie(void *priv, const u8 *ie, size_t ie_len) |
88487b0e MH |
612 | { |
613 | #ifdef IEEE80211_IOC_APPIE | |
88487b0e MH |
614 | wpa_printf(MSG_DEBUG, "%s: set WPA+RSN ie (len %lu)", __func__, |
615 | (unsigned long)ie_len); | |
0c6bdf91 MH |
616 | return bsd_set80211(priv, IEEE80211_IOC_APPIE, IEEE80211_APPIE_WPA, |
617 | ie, ie_len); | |
88487b0e MH |
618 | #endif /* IEEE80211_IOC_APPIE */ |
619 | return 0; | |
620 | } | |
621 | ||
38bbd06e | 622 | static size_t |
28878f8b MH |
623 | rtbuf_len(void) |
624 | { | |
625 | size_t len; | |
626 | ||
d4a747f0 | 627 | int mib[6] = {CTL_NET, AF_ROUTE, 0, AF_INET, NET_RT_DUMP, 0}; |
28878f8b MH |
628 | |
629 | if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) { | |
a193231d | 630 | wpa_printf(MSG_WARNING, "%s failed: %s", __func__, |
28878f8b | 631 | strerror(errno)); |
d4a747f0 | 632 | len = 2048; |
28878f8b MH |
633 | } |
634 | ||
635 | return len; | |
636 | } | |
42f34a9b MH |
637 | |
638 | #ifdef HOSTAPD | |
639 | ||
640 | /* | |
641 | * Avoid conflicts with hostapd definitions by undefining couple of defines | |
642 | * from net80211 header files. | |
643 | */ | |
644 | #undef RSN_VERSION | |
645 | #undef WPA_VERSION | |
646 | #undef WPA_OUI_TYPE | |
647 | ||
42f34a9b MH |
648 | static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, |
649 | int reason_code); | |
650 | ||
42f34a9b MH |
651 | static const char * |
652 | ether_sprintf(const u8 *addr) | |
653 | { | |
654 | static char buf[sizeof(MACSTR)]; | |
655 | ||
656 | if (addr != NULL) | |
657 | snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr)); | |
658 | else | |
659 | snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0); | |
660 | return buf; | |
661 | } | |
662 | ||
42f34a9b | 663 | static int |
d5dd016a | 664 | bsd_set_privacy(void *priv, int enabled) |
c5121837 | 665 | { |
42f34a9b MH |
666 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
667 | ||
e1b1309b | 668 | return set80211param(priv, IEEE80211_IOC_PRIVACY, enabled); |
c5121837 JM |
669 | } |
670 | ||
c5121837 JM |
671 | static int |
672 | bsd_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx, | |
673 | u8 *seq) | |
674 | { | |
c5121837 JM |
675 | struct ieee80211req_key wk; |
676 | ||
677 | wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d", | |
678 | __func__, ether_sprintf(addr), idx); | |
679 | ||
680 | memset(&wk, 0, sizeof(wk)); | |
681 | if (addr == NULL) | |
682 | memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN); | |
683 | else | |
684 | memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN); | |
685 | wk.ik_keyix = idx; | |
686 | ||
e1b1309b | 687 | if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) { |
a193231d | 688 | wpa_printf(MSG_INFO, "Failed to get encryption"); |
c5121837 JM |
689 | return -1; |
690 | } | |
691 | ||
692 | #ifdef WORDS_BIGENDIAN | |
693 | { | |
694 | /* | |
695 | * wk.ik_keytsc is in host byte order (big endian), need to | |
696 | * swap it to match with the byte order used in WPA. | |
697 | */ | |
698 | int i; | |
699 | u8 tmp[WPA_KEY_RSC_LEN]; | |
700 | memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc)); | |
701 | for (i = 0; i < WPA_KEY_RSC_LEN; i++) { | |
702 | seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1]; | |
703 | } | |
704 | } | |
705 | #else /* WORDS_BIGENDIAN */ | |
706 | memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc)); | |
707 | #endif /* WORDS_BIGENDIAN */ | |
708 | return 0; | |
709 | } | |
710 | ||
711 | ||
712 | static int | |
713 | bsd_flush(void *priv) | |
714 | { | |
715 | u8 allsta[IEEE80211_ADDR_LEN]; | |
716 | ||
717 | memset(allsta, 0xff, IEEE80211_ADDR_LEN); | |
731723a5 | 718 | return bsd_sta_deauth(priv, NULL, allsta, IEEE80211_REASON_AUTH_LEAVE); |
c5121837 JM |
719 | } |
720 | ||
721 | ||
722 | static int | |
723 | bsd_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data, | |
724 | const u8 *addr) | |
725 | { | |
c5121837 JM |
726 | struct ieee80211req_sta_stats stats; |
727 | ||
728 | memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b MH |
729 | if (get80211var(priv, IEEE80211_IOC_STA_STATS, &stats, sizeof(stats)) |
730 | > 0) { | |
c5121837 JM |
731 | /* XXX? do packets counts include non-data frames? */ |
732 | data->rx_packets = stats.is_stats.ns_rx_data; | |
733 | data->rx_bytes = stats.is_stats.ns_rx_bytes; | |
734 | data->tx_packets = stats.is_stats.ns_tx_data; | |
735 | data->tx_bytes = stats.is_stats.ns_tx_bytes; | |
736 | } | |
737 | return 0; | |
738 | } | |
739 | ||
c5121837 | 740 | static int |
731723a5 | 741 | bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code) |
c5121837 | 742 | { |
e1b1309b MH |
743 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
744 | addr); | |
c5121837 JM |
745 | } |
746 | ||
747 | static int | |
731723a5 JM |
748 | bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr, |
749 | int reason_code) | |
c5121837 | 750 | { |
e1b1309b MH |
751 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code, |
752 | addr); | |
c5121837 JM |
753 | } |
754 | ||
c5121837 JM |
755 | static void |
756 | bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx) | |
757 | { | |
449a3166 RM |
758 | struct bsd_driver_global *global = sock_ctx; |
759 | struct bsd_driver_data *drv; | |
c5121837 JM |
760 | struct if_announcemsghdr *ifan; |
761 | struct rt_msghdr *rtm; | |
762 | struct ieee80211_michael_event *mic; | |
763 | struct ieee80211_join_event *join; | |
764 | struct ieee80211_leave_event *leave; | |
38bbd06e | 765 | int n; |
1cd973d5 | 766 | union wpa_event_data data; |
c5121837 | 767 | |
449a3166 | 768 | n = read(sock, global->event_buf, global->event_buf_len); |
c5121837 JM |
769 | if (n < 0) { |
770 | if (errno != EINTR && errno != EAGAIN) | |
a193231d | 771 | wpa_printf(MSG_ERROR, "%s read() failed: %s", |
28878f8b | 772 | __func__, strerror(errno)); |
c5121837 JM |
773 | return; |
774 | } | |
775 | ||
449a3166 | 776 | rtm = (struct rt_msghdr *) global->event_buf; |
c5121837 | 777 | if (rtm->rtm_version != RTM_VERSION) { |
28878f8b MH |
778 | wpa_printf(MSG_DEBUG, "Invalid routing message version=%d", |
779 | rtm->rtm_version); | |
c5121837 JM |
780 | return; |
781 | } | |
c5121837 JM |
782 | switch (rtm->rtm_type) { |
783 | case RTM_IEEE80211: | |
449a3166 | 784 | ifan = (struct if_announcemsghdr *) rtm; |
dc0ad603 RM |
785 | drv = bsd_get_drvindex(global, ifan->ifan_index); |
786 | if (drv == NULL) | |
787 | return; | |
c5121837 JM |
788 | switch (ifan->ifan_what) { |
789 | case RTM_IEEE80211_ASSOC: | |
790 | case RTM_IEEE80211_REASSOC: | |
791 | case RTM_IEEE80211_DISASSOC: | |
792 | case RTM_IEEE80211_SCAN: | |
793 | break; | |
794 | case RTM_IEEE80211_LEAVE: | |
795 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
69378b79 | 796 | drv_event_disassoc(drv->hapd, leave->iev_addr); |
c5121837 JM |
797 | break; |
798 | case RTM_IEEE80211_JOIN: | |
799 | #ifdef RTM_IEEE80211_REJOIN | |
800 | case RTM_IEEE80211_REJOIN: | |
801 | #endif | |
802 | join = (struct ieee80211_join_event *) &ifan[1]; | |
e1b1309b | 803 | bsd_new_sta(drv, drv->hapd, join->iev_addr); |
c5121837 JM |
804 | break; |
805 | case RTM_IEEE80211_REPLAY: | |
806 | /* ignore */ | |
807 | break; | |
808 | case RTM_IEEE80211_MICHAEL: | |
809 | mic = (struct ieee80211_michael_event *) &ifan[1]; | |
810 | wpa_printf(MSG_DEBUG, | |
811 | "Michael MIC failure wireless event: " | |
812 | "keyix=%u src_addr=" MACSTR, mic->iev_keyix, | |
813 | MAC2STR(mic->iev_src)); | |
1cd973d5 JM |
814 | os_memset(&data, 0, sizeof(data)); |
815 | data.michael_mic_failure.unicast = 1; | |
816 | data.michael_mic_failure.src = mic->iev_src; | |
817 | wpa_supplicant_event(drv->hapd, | |
818 | EVENT_MICHAEL_MIC_FAILURE, &data); | |
c5121837 JM |
819 | break; |
820 | } | |
821 | break; | |
822 | } | |
823 | } | |
824 | ||
c5121837 JM |
825 | static void |
826 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
827 | { | |
828 | struct bsd_driver_data *drv = ctx; | |
d3737256 | 829 | drv_event_eapol_rx(drv->hapd, src_addr, buf, len); |
c5121837 JM |
830 | } |
831 | ||
c5121837 | 832 | static void * |
92f475b4 | 833 | bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params) |
c5121837 JM |
834 | { |
835 | struct bsd_driver_data *drv; | |
836 | ||
837 | drv = os_zalloc(sizeof(struct bsd_driver_data)); | |
838 | if (drv == NULL) { | |
bfdc2a31 JM |
839 | wpa_printf(MSG_ERROR, "Could not allocate memory for bsd driver data"); |
840 | return NULL; | |
c5121837 JM |
841 | } |
842 | ||
449a3166 RM |
843 | drv->ifindex = if_nametoindex(params->ifname); |
844 | if (drv->ifindex == 0) { | |
845 | wpa_printf(MSG_DEBUG, "%s: interface %s does not exist", | |
846 | __func__, params->ifname); | |
38bbd06e MH |
847 | goto bad; |
848 | } | |
849 | ||
c5121837 | 850 | drv->hapd = hapd; |
449a3166 | 851 | drv->global = params->global_priv; |
6850c707 | 852 | os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname)); |
c5121837 | 853 | |
6850c707 | 854 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, |
d3737256 | 855 | handle_read, drv, 0); |
c5121837 JM |
856 | if (drv->sock_xmit == NULL) |
857 | goto bad; | |
412036f5 | 858 | if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr)) |
c5121837 JM |
859 | goto bad; |
860 | ||
60bc3033 | 861 | /* mark down during setup */ |
e1b1309b | 862 | if (bsd_ctrl_iface(drv, 0) < 0) |
60bc3033 | 863 | goto bad; |
6850c707 | 864 | |
e1b1309b | 865 | if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) { |
5197244a MH |
866 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
867 | __func__); | |
868 | goto bad; | |
869 | } | |
870 | ||
449a3166 RM |
871 | dl_list_add(&drv->global->ifaces, &drv->list); |
872 | ||
c5121837 JM |
873 | return drv; |
874 | bad: | |
875 | if (drv->sock_xmit != NULL) | |
876 | l2_packet_deinit(drv->sock_xmit); | |
6ce1bea1 | 877 | os_free(drv); |
c5121837 JM |
878 | return NULL; |
879 | } | |
880 | ||
881 | ||
882 | static void | |
883 | bsd_deinit(void *priv) | |
884 | { | |
885 | struct bsd_driver_data *drv = priv; | |
886 | ||
cb22e3b2 RM |
887 | if (drv->ifindex != 0) |
888 | bsd_ctrl_iface(drv, 0); | |
c5121837 JM |
889 | if (drv->sock_xmit != NULL) |
890 | l2_packet_deinit(drv->sock_xmit); | |
82f36163 | 891 | os_free(drv); |
c5121837 JM |
892 | } |
893 | ||
c69ed4dd MH |
894 | |
895 | static int | |
896 | bsd_commit(void *priv) | |
897 | { | |
898 | return bsd_ctrl_iface(priv, 1); | |
899 | } | |
900 | ||
901 | ||
902 | static int | |
903 | bsd_set_sta_authorized(void *priv, const u8 *addr, | |
f97e3ce4 JM |
904 | unsigned int total_flags, unsigned int flags_or, |
905 | unsigned int flags_and) | |
c69ed4dd MH |
906 | { |
907 | int authorized = -1; | |
908 | ||
909 | /* For now, only support setting Authorized flag */ | |
910 | if (flags_or & WPA_STA_AUTHORIZED) | |
911 | authorized = 1; | |
912 | if (!(flags_and & WPA_STA_AUTHORIZED)) | |
913 | authorized = 0; | |
914 | ||
915 | if (authorized < 0) | |
916 | return 0; | |
917 | ||
918 | return bsd_send_mlme_param(priv, authorized ? | |
919 | IEEE80211_MLME_AUTHORIZE : | |
920 | IEEE80211_MLME_UNAUTHORIZE, 0, addr); | |
921 | } | |
c5121837 JM |
922 | #else /* HOSTAPD */ |
923 | ||
6fc6879b | 924 | static int |
86b24ea9 | 925 | get80211param(struct bsd_driver_data *drv, int op) |
6fc6879b JM |
926 | { |
927 | struct ieee80211req ireq; | |
928 | ||
0c6bdf91 | 929 | if (bsd_get80211(drv, &ireq, op, NULL, 0) < 0) |
6fc6879b | 930 | return -1; |
6fc6879b JM |
931 | return ireq.i_val; |
932 | } | |
933 | ||
6fc6879b JM |
934 | static int |
935 | wpa_driver_bsd_get_bssid(void *priv, u8 *bssid) | |
936 | { | |
86b24ea9 | 937 | struct bsd_driver_data *drv = priv; |
66d4085f | 938 | #ifdef SIOCG80211BSSID |
a65f4a57 | 939 | struct ieee80211_bssid bs; |
6fc6879b | 940 | |
e1b1309b | 941 | os_strlcpy(bs.i_name, drv->ifname, sizeof(bs.i_name)); |
449a3166 | 942 | if (ioctl(drv->global->sock, SIOCG80211BSSID, &bs) < 0) |
a65f4a57 MH |
943 | return -1; |
944 | os_memcpy(bssid, bs.i_bssid, sizeof(bs.i_bssid)); | |
945 | return 0; | |
946 | #else | |
6fc6879b JM |
947 | return get80211var(drv, IEEE80211_IOC_BSSID, |
948 | bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0; | |
a65f4a57 | 949 | #endif |
6fc6879b JM |
950 | } |
951 | ||
6fc6879b JM |
952 | static int |
953 | wpa_driver_bsd_get_ssid(void *priv, u8 *ssid) | |
954 | { | |
86b24ea9 | 955 | struct bsd_driver_data *drv = priv; |
c1bbb0ce | 956 | return bsd_get_ssid(drv, ssid, 0); |
6fc6879b JM |
957 | } |
958 | ||
959 | static int | |
86b24ea9 MH |
960 | wpa_driver_bsd_set_wpa_ie(struct bsd_driver_data *drv, const u8 *wpa_ie, |
961 | size_t wpa_ie_len) | |
6fc6879b | 962 | { |
c610dba1 | 963 | #ifdef IEEE80211_IOC_APPIE |
aa484516 | 964 | return bsd_set_opt_ie(drv, wpa_ie, wpa_ie_len); |
c610dba1 | 965 | #else /* IEEE80211_IOC_APPIE */ |
6fc6879b | 966 | return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len); |
c610dba1 | 967 | #endif /* IEEE80211_IOC_APPIE */ |
6fc6879b JM |
968 | } |
969 | ||
970 | static int | |
971 | wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy) | |
972 | { | |
6fc6879b JM |
973 | int ret = 0; |
974 | ||
975 | wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d", | |
5f17b2c6 | 976 | __func__, wpa, privacy); |
6fc6879b | 977 | |
e1b1309b | 978 | if (!wpa && wpa_driver_bsd_set_wpa_ie(priv, NULL, 0) < 0) |
6fc6879b | 979 | ret = -1; |
e1b1309b | 980 | if (set80211param(priv, IEEE80211_IOC_PRIVACY, privacy) < 0) |
6fc6879b | 981 | ret = -1; |
e1b1309b | 982 | if (set80211param(priv, IEEE80211_IOC_WPA, wpa) < 0) |
6fc6879b JM |
983 | ret = -1; |
984 | ||
985 | return ret; | |
986 | } | |
987 | ||
988 | static int | |
989 | wpa_driver_bsd_set_wpa(void *priv, int enabled) | |
990 | { | |
5f17b2c6 | 991 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
6fc6879b JM |
992 | |
993 | return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled); | |
994 | } | |
995 | ||
6fc6879b JM |
996 | static int |
997 | wpa_driver_bsd_set_countermeasures(void *priv, int enabled) | |
998 | { | |
6fc6879b | 999 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 1000 | return set80211param(priv, IEEE80211_IOC_COUNTERMEASURES, enabled); |
6fc6879b JM |
1001 | } |
1002 | ||
1003 | ||
1004 | static int | |
1005 | wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled) | |
1006 | { | |
6fc6879b | 1007 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 1008 | return set80211param(priv, IEEE80211_IOC_DROPUNENCRYPTED, enabled); |
6fc6879b JM |
1009 | } |
1010 | ||
1011 | static int | |
1012 | wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code) | |
1013 | { | |
e1b1309b MH |
1014 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
1015 | addr); | |
6fc6879b JM |
1016 | } |
1017 | ||
2a91091e MH |
1018 | static int |
1019 | wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg) | |
1020 | { | |
2a91091e MH |
1021 | int authmode; |
1022 | ||
abd9fafa JM |
1023 | if ((auth_alg & WPA_AUTH_ALG_OPEN) && |
1024 | (auth_alg & WPA_AUTH_ALG_SHARED)) | |
2a91091e | 1025 | authmode = IEEE80211_AUTH_AUTO; |
abd9fafa | 1026 | else if (auth_alg & WPA_AUTH_ALG_SHARED) |
2a91091e MH |
1027 | authmode = IEEE80211_AUTH_SHARED; |
1028 | else | |
1029 | authmode = IEEE80211_AUTH_OPEN; | |
1030 | ||
e1b1309b | 1031 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, authmode); |
2a91091e MH |
1032 | } |
1033 | ||
42f34a9b MH |
1034 | static void |
1035 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
1036 | { | |
86b24ea9 | 1037 | struct bsd_driver_data *drv = ctx; |
42f34a9b MH |
1038 | |
1039 | drv_event_eapol_rx(drv->ctx, src_addr, buf, len); | |
1040 | } | |
1041 | ||
6fc6879b JM |
1042 | static int |
1043 | wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params) | |
1044 | { | |
86b24ea9 | 1045 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1046 | struct ieee80211req_mlme mlme; |
42f34a9b | 1047 | u32 mode; |
6fc6879b | 1048 | int privacy; |
4a867032 | 1049 | int ret = 0; |
6fc6879b JM |
1050 | |
1051 | wpa_printf(MSG_DEBUG, | |
1052 | "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u" | |
1053 | , __func__ | |
92e63aaf JM |
1054 | , (unsigned int) params->ssid_len, params->ssid |
1055 | , (unsigned int) params->wpa_ie_len | |
6fc6879b JM |
1056 | , params->pairwise_suite |
1057 | , params->group_suite | |
1058 | , params->key_mgmt_suite | |
1059 | ); | |
1060 | ||
42f34a9b MH |
1061 | switch (params->mode) { |
1062 | case IEEE80211_MODE_INFRA: | |
1063 | mode = 0 /* STA */; | |
1064 | break; | |
1065 | case IEEE80211_MODE_IBSS: | |
1066 | mode = IFM_IEEE80211_IBSS; | |
1067 | break; | |
1068 | case IEEE80211_MODE_AP: | |
1069 | mode = IFM_IEEE80211_HOSTAP; | |
1070 | break; | |
1071 | default: | |
1072 | wpa_printf(MSG_ERROR, "%s: unknown operation mode", __func__); | |
1073 | return -1; | |
1074 | } | |
e1b1309b | 1075 | if (bsd_set_mediaopt(drv, IFM_OMASK, mode) < 0) { |
42f34a9b MH |
1076 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
1077 | __func__); | |
1078 | return -1; | |
1079 | } | |
1080 | ||
1081 | if (params->mode == IEEE80211_MODE_AP) { | |
42f34a9b MH |
1082 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, |
1083 | handle_read, drv, 0); | |
1084 | if (drv->sock_xmit == NULL) | |
1085 | return -1; | |
1086 | drv->is_ap = 1; | |
1087 | return 0; | |
1088 | } | |
1089 | ||
4a867032 JM |
1090 | if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted) |
1091 | < 0) | |
1092 | ret = -1; | |
1093 | if (wpa_driver_bsd_set_auth_alg(drv, params->auth_alg) < 0) | |
1094 | ret = -1; | |
6fc6879b JM |
1095 | /* XXX error handling is wrong but unclear what to do... */ |
1096 | if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0) | |
1097 | return -1; | |
6fc6879b | 1098 | |
4848a38d JM |
1099 | privacy = !(params->pairwise_suite == WPA_CIPHER_NONE && |
1100 | params->group_suite == WPA_CIPHER_NONE && | |
1101 | params->key_mgmt_suite == WPA_KEY_MGMT_NONE && | |
6fc6879b JM |
1102 | params->wpa_ie_len == 0); |
1103 | wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy); | |
1104 | ||
1105 | if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0) | |
1106 | return -1; | |
1107 | ||
1108 | if (params->wpa_ie_len && | |
1109 | set80211param(drv, IEEE80211_IOC_WPA, | |
1110 | params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1) < 0) | |
1111 | return -1; | |
1112 | ||
1113 | os_memset(&mlme, 0, sizeof(mlme)); | |
1114 | mlme.im_op = IEEE80211_MLME_ASSOC; | |
6fc6879b JM |
1115 | if (params->ssid != NULL) |
1116 | os_memcpy(mlme.im_ssid, params->ssid, params->ssid_len); | |
1117 | mlme.im_ssid_len = params->ssid_len; | |
6fc6879b JM |
1118 | if (params->bssid != NULL) |
1119 | os_memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN); | |
1120 | if (set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)) < 0) | |
1121 | return -1; | |
4a867032 | 1122 | return ret; |
6fc6879b JM |
1123 | } |
1124 | ||
6fc6879b | 1125 | static int |
c2e8d0a0 | 1126 | wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params) |
6fc6879b | 1127 | { |
86b24ea9 | 1128 | struct bsd_driver_data *drv = priv; |
88487b0e MH |
1129 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1130 | struct ieee80211_scan_req sr; | |
1131 | int i; | |
1132 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ | |
1133 | ||
1134 | if (bsd_set_mediaopt(drv, IFM_OMASK, 0 /* STA */) < 0) { | |
1135 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", | |
1136 | __func__); | |
1137 | return -1; | |
1138 | } | |
6fc6879b | 1139 | |
42f34a9b MH |
1140 | if (set80211param(drv, IEEE80211_IOC_ROAMING, |
1141 | IEEE80211_ROAMING_MANUAL) < 0) { | |
1142 | wpa_printf(MSG_ERROR, "%s: failed to set " | |
1143 | "wpa_supplicant-based roaming: %s", __func__, | |
1144 | strerror(errno)); | |
1145 | return -1; | |
1146 | } | |
1147 | ||
1148 | if (wpa_driver_bsd_set_wpa(drv, 1) < 0) { | |
1149 | wpa_printf(MSG_ERROR, "%s: failed to set wpa: %s", __func__, | |
1150 | strerror(errno)); | |
1151 | return -1; | |
1152 | } | |
1153 | ||
6fc6879b | 1154 | /* NB: interface must be marked UP to do a scan */ |
e1b1309b | 1155 | if (bsd_ctrl_iface(drv, 1) < 0) |
6fc6879b JM |
1156 | return -1; |
1157 | ||
88487b0e MH |
1158 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1159 | os_memset(&sr, 0, sizeof(sr)); | |
1160 | sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE | | |
1161 | IEEE80211_IOC_SCAN_NOJOIN; | |
1162 | sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER; | |
1163 | if (params->num_ssids > 0) { | |
1164 | sr.sr_nssid = params->num_ssids; | |
1165 | #if 0 | |
1166 | /* Boundary check is done by upper layer */ | |
1167 | if (sr.sr_nssid > IEEE80211_IOC_SCAN_MAX_SSID) | |
1168 | sr.sr_nssid = IEEE80211_IOC_SCAN_MAX_SSID; | |
1169 | #endif | |
1170 | ||
1171 | /* NB: check scan cache first */ | |
1172 | sr.sr_flags |= IEEE80211_IOC_SCAN_CHECK; | |
1173 | } | |
1174 | for (i = 0; i < sr.sr_nssid; i++) { | |
1175 | sr.sr_ssid[i].len = params->ssids[i].ssid_len; | |
1176 | os_memcpy(sr.sr_ssid[i].ssid, params->ssids[i].ssid, | |
1177 | sr.sr_ssid[i].len); | |
1178 | } | |
1179 | ||
1180 | /* NB: net80211 delivers a scan complete event so no need to poll */ | |
1181 | return set80211var(drv, IEEE80211_IOC_SCAN_REQ, &sr, sizeof(sr)); | |
1182 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ | |
6fc6879b | 1183 | /* set desired ssid before scan */ |
c1bbb0ce | 1184 | if (bsd_set_ssid(drv, params->ssids[0].ssid, |
88487b0e | 1185 | params->ssids[0].ssid_len) < 0) |
6fc6879b JM |
1186 | return -1; |
1187 | ||
1188 | /* NB: net80211 delivers a scan complete event so no need to poll */ | |
1189 | return set80211param(drv, IEEE80211_IOC_SCAN_REQ, 0); | |
88487b0e | 1190 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
6fc6879b JM |
1191 | } |
1192 | ||
6fc6879b JM |
1193 | static void |
1194 | wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx) | |
1195 | { | |
449a3166 RM |
1196 | struct bsd_driver_global *global = sock_ctx; |
1197 | struct bsd_driver_data *drv; | |
6fc6879b | 1198 | struct if_announcemsghdr *ifan; |
dc0ad603 | 1199 | struct if_msghdr *ifm; |
6fc6879b JM |
1200 | struct rt_msghdr *rtm; |
1201 | union wpa_event_data event; | |
1202 | struct ieee80211_michael_event *mic; | |
42f34a9b MH |
1203 | struct ieee80211_leave_event *leave; |
1204 | struct ieee80211_join_event *join; | |
38bbd06e | 1205 | int n; |
28878f8b | 1206 | |
449a3166 | 1207 | n = read(sock, global->event_buf, global->event_buf_len); |
6fc6879b JM |
1208 | if (n < 0) { |
1209 | if (errno != EINTR && errno != EAGAIN) | |
a193231d | 1210 | wpa_printf(MSG_ERROR, "%s read() failed: %s", |
28878f8b | 1211 | __func__, strerror(errno)); |
6fc6879b JM |
1212 | return; |
1213 | } | |
1214 | ||
449a3166 | 1215 | rtm = (struct rt_msghdr *) global->event_buf; |
6fc6879b | 1216 | if (rtm->rtm_version != RTM_VERSION) { |
28878f8b MH |
1217 | wpa_printf(MSG_DEBUG, "Invalid routing message version=%d", |
1218 | rtm->rtm_version); | |
6fc6879b JM |
1219 | return; |
1220 | } | |
1221 | os_memset(&event, 0, sizeof(event)); | |
1222 | switch (rtm->rtm_type) { | |
1223 | case RTM_IFANNOUNCE: | |
1224 | ifan = (struct if_announcemsghdr *) rtm; | |
dc0ad603 RM |
1225 | drv = bsd_get_drvindex(global, ifan->ifan_index); |
1226 | if (drv == NULL) | |
1227 | return; | |
d2f46a2b JM |
1228 | os_strlcpy(event.interface_status.ifname, drv->ifname, |
1229 | sizeof(event.interface_status.ifname)); | |
6fc6879b JM |
1230 | switch (ifan->ifan_what) { |
1231 | case IFAN_DEPARTURE: | |
1232 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; | |
cb22e3b2 RM |
1233 | drv->ifindex = 0; |
1234 | break; | |
6fc6879b JM |
1235 | default: |
1236 | return; | |
1237 | } | |
1238 | wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s", | |
1239 | event.interface_status.ifname, | |
1240 | ifan->ifan_what == IFAN_DEPARTURE ? | |
1241 | "removed" : "added"); | |
dc0ad603 | 1242 | wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event); |
6fc6879b JM |
1243 | break; |
1244 | case RTM_IEEE80211: | |
1245 | ifan = (struct if_announcemsghdr *) rtm; | |
dc0ad603 RM |
1246 | drv = bsd_get_drvindex(global, ifan->ifan_index); |
1247 | if (drv == NULL) | |
1248 | return; | |
6fc6879b JM |
1249 | switch (ifan->ifan_what) { |
1250 | case RTM_IEEE80211_ASSOC: | |
1251 | case RTM_IEEE80211_REASSOC: | |
42f34a9b MH |
1252 | if (drv->is_ap) |
1253 | break; | |
dc0ad603 | 1254 | wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL); |
6fc6879b JM |
1255 | break; |
1256 | case RTM_IEEE80211_DISASSOC: | |
42f34a9b MH |
1257 | if (drv->is_ap) |
1258 | break; | |
dc0ad603 | 1259 | wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL); |
6fc6879b JM |
1260 | break; |
1261 | case RTM_IEEE80211_SCAN: | |
42f34a9b MH |
1262 | if (drv->is_ap) |
1263 | break; | |
dc0ad603 RM |
1264 | wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, |
1265 | NULL); | |
6fc6879b | 1266 | break; |
42f34a9b MH |
1267 | case RTM_IEEE80211_LEAVE: |
1268 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
dc0ad603 | 1269 | drv_event_disassoc(drv->ctx, leave->iev_addr); |
42f34a9b MH |
1270 | break; |
1271 | case RTM_IEEE80211_JOIN: | |
1272 | #ifdef RTM_IEEE80211_REJOIN | |
1273 | case RTM_IEEE80211_REJOIN: | |
1274 | #endif | |
1275 | join = (struct ieee80211_join_event *) &ifan[1]; | |
dc0ad603 | 1276 | bsd_new_sta(drv, drv->ctx, join->iev_addr); |
42f34a9b | 1277 | break; |
6fc6879b JM |
1278 | case RTM_IEEE80211_REPLAY: |
1279 | /* ignore */ | |
1280 | break; | |
1281 | case RTM_IEEE80211_MICHAEL: | |
1282 | mic = (struct ieee80211_michael_event *) &ifan[1]; | |
1283 | wpa_printf(MSG_DEBUG, | |
1284 | "Michael MIC failure wireless event: " | |
1285 | "keyix=%u src_addr=" MACSTR, mic->iev_keyix, | |
1286 | MAC2STR(mic->iev_src)); | |
1287 | ||
1288 | os_memset(&event, 0, sizeof(event)); | |
1289 | event.michael_mic_failure.unicast = | |
1290 | !IEEE80211_IS_MULTICAST(mic->iev_dst); | |
dc0ad603 RM |
1291 | wpa_supplicant_event(drv->ctx, |
1292 | EVENT_MICHAEL_MIC_FAILURE, &event); | |
6fc6879b JM |
1293 | break; |
1294 | } | |
1295 | break; | |
1296 | case RTM_IFINFO: | |
dc0ad603 RM |
1297 | ifm = (struct if_msghdr *) rtm; |
1298 | drv = bsd_get_drvindex(global, ifm->ifm_index); | |
1299 | if (drv == NULL) | |
1300 | return; | |
af060932 RM |
1301 | if ((ifm->ifm_flags & IFF_UP) == 0 && |
1302 | (drv->flags & IFF_UP) != 0) { | |
6fc6879b | 1303 | wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN", |
af060932 RM |
1304 | drv->ifname); |
1305 | wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, | |
1306 | NULL); | |
1307 | } else if ((ifm->ifm_flags & IFF_UP) != 0 && | |
1308 | (drv->flags & IFF_UP) == 0) { | |
1309 | wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' UP", | |
1310 | drv->ifname); | |
1311 | wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, | |
1312 | NULL); | |
6fc6879b | 1313 | } |
af060932 | 1314 | drv->flags = ifm->ifm_flags; |
6fc6879b JM |
1315 | break; |
1316 | } | |
1317 | } | |
1318 | ||
a65f4a57 MH |
1319 | static void |
1320 | wpa_driver_bsd_add_scan_entry(struct wpa_scan_results *res, | |
1321 | struct ieee80211req_scan_result *sr) | |
6fc6879b | 1322 | { |
a65f4a57 MH |
1323 | struct wpa_scan_res *result, **tmp; |
1324 | size_t extra_len; | |
1325 | u8 *pos; | |
6fc6879b | 1326 | |
a65f4a57 MH |
1327 | extra_len = 2 + sr->isr_ssid_len; |
1328 | extra_len += 2 + sr->isr_nrates; | |
1329 | extra_len += 3; /* ERP IE */ | |
1330 | extra_len += sr->isr_ie_len; | |
6fc6879b | 1331 | |
a65f4a57 MH |
1332 | result = os_zalloc(sizeof(*result) + extra_len); |
1333 | if (result == NULL) | |
1334 | return; | |
1335 | os_memcpy(result->bssid, sr->isr_bssid, ETH_ALEN); | |
1336 | result->freq = sr->isr_freq; | |
1337 | result->beacon_int = sr->isr_intval; | |
1338 | result->caps = sr->isr_capinfo; | |
1339 | result->qual = sr->isr_rssi; | |
1340 | result->noise = sr->isr_noise; | |
89f46900 RP |
1341 | /* |
1342 | * the rssi value reported by the kernel is in 0.5dB steps relative to | |
1343 | * the reported noise floor. see ieee80211_node.h for details. | |
1344 | */ | |
1345 | result->level = sr->isr_rssi / 2 + sr->isr_noise; | |
6fc6879b | 1346 | |
a65f4a57 | 1347 | pos = (u8 *)(result + 1); |
6fc6879b | 1348 | |
a65f4a57 MH |
1349 | *pos++ = WLAN_EID_SSID; |
1350 | *pos++ = sr->isr_ssid_len; | |
1351 | os_memcpy(pos, sr + 1, sr->isr_ssid_len); | |
1352 | pos += sr->isr_ssid_len; | |
6fc6879b | 1353 | |
a65f4a57 MH |
1354 | /* |
1355 | * Deal all rates as supported rate. | |
1356 | * Because net80211 doesn't report extended supported rate or not. | |
1357 | */ | |
1358 | *pos++ = WLAN_EID_SUPP_RATES; | |
1359 | *pos++ = sr->isr_nrates; | |
1360 | os_memcpy(pos, sr->isr_rates, sr->isr_nrates); | |
1361 | pos += sr->isr_nrates; | |
6fc6879b | 1362 | |
a65f4a57 MH |
1363 | *pos++ = WLAN_EID_ERP_INFO; |
1364 | *pos++ = 1; | |
1365 | *pos++ = sr->isr_erp; | |
6fc6879b | 1366 | |
28c91ee1 IV |
1367 | #if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) |
1368 | os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len + sr->isr_meshid_len, | |
1369 | sr->isr_ie_len); | |
1370 | #else | |
a65f4a57 | 1371 | os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len); |
28c91ee1 | 1372 | #endif |
a65f4a57 | 1373 | pos += sr->isr_ie_len; |
6fc6879b | 1374 | |
a65f4a57 MH |
1375 | result->ie_len = pos - (u8 *)(result + 1); |
1376 | ||
067ffa26 JM |
1377 | tmp = os_realloc_array(res->res, res->num + 1, |
1378 | sizeof(struct wpa_scan_res *)); | |
a65f4a57 MH |
1379 | if (tmp == NULL) { |
1380 | os_free(result); | |
1381 | return; | |
1382 | } | |
1383 | tmp[res->num++] = result; | |
1384 | res->res = tmp; | |
6fc6879b JM |
1385 | } |
1386 | ||
a65f4a57 MH |
1387 | struct wpa_scan_results * |
1388 | wpa_driver_bsd_get_scan_results2(void *priv) | |
6fc6879b | 1389 | { |
6fc6879b | 1390 | struct ieee80211req_scan_result *sr; |
a65f4a57 MH |
1391 | struct wpa_scan_results *res; |
1392 | int len, rest; | |
1393 | uint8_t buf[24*1024], *pos; | |
6fc6879b | 1394 | |
e1b1309b | 1395 | len = get80211var(priv, IEEE80211_IOC_SCAN_RESULTS, buf, 24*1024); |
6fc6879b | 1396 | if (len < 0) |
a65f4a57 MH |
1397 | return NULL; |
1398 | ||
1399 | res = os_zalloc(sizeof(*res)); | |
1400 | if (res == NULL) | |
1401 | return NULL; | |
6fc6879b | 1402 | |
a65f4a57 MH |
1403 | pos = buf; |
1404 | rest = len; | |
1405 | while (rest >= sizeof(struct ieee80211req_scan_result)) { | |
1406 | sr = (struct ieee80211req_scan_result *)pos; | |
1407 | wpa_driver_bsd_add_scan_entry(res, sr); | |
1408 | pos += sr->isr_len; | |
1409 | rest -= sr->isr_len; | |
6fc6879b | 1410 | } |
6fc6879b | 1411 | |
a65f4a57 MH |
1412 | wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%lu BSSes)", |
1413 | len, (unsigned long)res->num); | |
6fc6879b | 1414 | |
a65f4a57 | 1415 | return res; |
6fc6879b JM |
1416 | } |
1417 | ||
86b24ea9 | 1418 | static int wpa_driver_bsd_capa(struct bsd_driver_data *drv) |
42f34a9b | 1419 | { |
c6611ed9 MH |
1420 | #ifdef IEEE80211_IOC_DEVCAPS |
1421 | /* kernel definitions copied from net80211/ieee80211_var.h */ | |
1422 | #define IEEE80211_CIPHER_WEP 0 | |
1423 | #define IEEE80211_CIPHER_TKIP 1 | |
1424 | #define IEEE80211_CIPHER_AES_CCM 3 | |
1425 | #define IEEE80211_CRYPTO_WEP (1<<IEEE80211_CIPHER_WEP) | |
1426 | #define IEEE80211_CRYPTO_TKIP (1<<IEEE80211_CIPHER_TKIP) | |
1427 | #define IEEE80211_CRYPTO_AES_CCM (1<<IEEE80211_CIPHER_AES_CCM) | |
1428 | #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ | |
1429 | #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ | |
1430 | #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ | |
1431 | struct ieee80211_devcaps_req devcaps; | |
1432 | ||
1433 | if (get80211var(drv, IEEE80211_IOC_DEVCAPS, &devcaps, | |
1434 | sizeof(devcaps)) < 0) { | |
1435 | wpa_printf(MSG_ERROR, "failed to IEEE80211_IOC_DEVCAPS: %s", | |
1436 | strerror(errno)); | |
1437 | return -1; | |
1438 | } | |
1439 | ||
1440 | wpa_printf(MSG_DEBUG, "%s: drivercaps=0x%08x,cryptocaps=0x%08x", | |
1441 | __func__, devcaps.dc_drivercaps, devcaps.dc_cryptocaps); | |
1442 | ||
1443 | if (devcaps.dc_drivercaps & IEEE80211_C_WPA1) | |
1444 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1445 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK; | |
1446 | if (devcaps.dc_drivercaps & IEEE80211_C_WPA2) | |
1447 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
1448 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
1449 | ||
1450 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_WEP) | |
1451 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 | | |
1452 | WPA_DRIVER_CAPA_ENC_WEP104; | |
1453 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_TKIP) | |
1454 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP; | |
1455 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_AES_CCM) | |
1456 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP; | |
1457 | ||
1458 | if (devcaps.dc_drivercaps & IEEE80211_C_HOSTAP) | |
1459 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; | |
1460 | #undef IEEE80211_CIPHER_WEP | |
1461 | #undef IEEE80211_CIPHER_TKIP | |
1462 | #undef IEEE80211_CIPHER_AES_CCM | |
1463 | #undef IEEE80211_CRYPTO_WEP | |
1464 | #undef IEEE80211_CRYPTO_TKIP | |
1465 | #undef IEEE80211_CRYPTO_AES_CCM | |
1466 | #undef IEEE80211_C_HOSTAP | |
1467 | #undef IEEE80211_C_WPA1 | |
1468 | #undef IEEE80211_C_WPA2 | |
1469 | #else /* IEEE80211_IOC_DEVCAPS */ | |
42f34a9b MH |
1470 | /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */ |
1471 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1472 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | | |
1473 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
1474 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
1475 | drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 | | |
1476 | WPA_DRIVER_CAPA_ENC_WEP104 | | |
1477 | WPA_DRIVER_CAPA_ENC_TKIP | | |
1478 | WPA_DRIVER_CAPA_ENC_CCMP; | |
c6611ed9 MH |
1479 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; |
1480 | #endif /* IEEE80211_IOC_DEVCAPS */ | |
88487b0e MH |
1481 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1482 | drv->capa.max_scan_ssids = IEEE80211_IOC_SCAN_MAX_SSID; | |
c6611ed9 MH |
1483 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ |
1484 | drv->capa.max_scan_ssids = 1; | |
88487b0e | 1485 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
c6611ed9 MH |
1486 | drv->capa.auth = WPA_DRIVER_AUTH_OPEN | |
1487 | WPA_DRIVER_AUTH_SHARED | | |
1488 | WPA_DRIVER_AUTH_LEAP; | |
42f34a9b MH |
1489 | return 0; |
1490 | } | |
1491 | ||
c69ed4dd MH |
1492 | static enum ieee80211_opmode |
1493 | get80211opmode(struct bsd_driver_data *drv) | |
1494 | { | |
1495 | struct ifmediareq ifmr; | |
1496 | ||
1497 | (void) memset(&ifmr, 0, sizeof(ifmr)); | |
1498 | (void) os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name)); | |
1499 | ||
449a3166 | 1500 | if (ioctl(drv->global->sock, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) { |
c69ed4dd MH |
1501 | if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) { |
1502 | if (ifmr.ifm_current & IFM_FLAG0) | |
1503 | return IEEE80211_M_AHDEMO; | |
1504 | else | |
1505 | return IEEE80211_M_IBSS; | |
1506 | } | |
1507 | if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP) | |
1508 | return IEEE80211_M_HOSTAP; | |
1509 | if (ifmr.ifm_current & IFM_IEEE80211_MONITOR) | |
1510 | return IEEE80211_M_MONITOR; | |
1511 | #ifdef IEEE80211_M_MBSS | |
1512 | if (ifmr.ifm_current & IFM_IEEE80211_MBSS) | |
1513 | return IEEE80211_M_MBSS; | |
1514 | #endif /* IEEE80211_M_MBSS */ | |
1515 | } | |
1516 | return IEEE80211_M_STA; | |
1517 | } | |
1518 | ||
6fc6879b | 1519 | static void * |
449a3166 | 1520 | wpa_driver_bsd_init(void *ctx, const char *ifname, void *priv) |
6fc6879b JM |
1521 | { |
1522 | #define GETPARAM(drv, param, v) \ | |
1523 | (((v) = get80211param(drv, param)) != -1) | |
86b24ea9 | 1524 | struct bsd_driver_data *drv; |
6fc6879b JM |
1525 | |
1526 | drv = os_zalloc(sizeof(*drv)); | |
1527 | if (drv == NULL) | |
1528 | return NULL; | |
38bbd06e | 1529 | |
6fc6879b JM |
1530 | /* |
1531 | * NB: We require the interface name be mappable to an index. | |
1532 | * This implies we do not support having wpa_supplicant | |
1533 | * wait for an interface to appear. This seems ok; that | |
1534 | * doesn't belong here; it's really the job of devd. | |
1535 | */ | |
1536 | drv->ifindex = if_nametoindex(ifname); | |
1537 | if (drv->ifindex == 0) { | |
1538 | wpa_printf(MSG_DEBUG, "%s: interface %s does not exist", | |
1539 | __func__, ifname); | |
449a3166 | 1540 | goto fail; |
6fc6879b | 1541 | } |
449a3166 RM |
1542 | |
1543 | drv->ctx = ctx; | |
1544 | drv->global = priv; | |
70a867c2 RP |
1545 | |
1546 | os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); | |
1547 | /* Down interface during setup. */ | |
1548 | if (bsd_ctrl_iface(drv, 0) < 0) | |
1549 | goto fail; | |
1550 | ||
6fc6879b JM |
1551 | if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) { |
1552 | wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s", | |
1553 | __func__, strerror(errno)); | |
1554 | goto fail; | |
1555 | } | |
1556 | if (!GETPARAM(drv, IEEE80211_IOC_PRIVACY, drv->prev_privacy)) { | |
1557 | wpa_printf(MSG_DEBUG, "%s: failed to get privacy state: %s", | |
1558 | __func__, strerror(errno)); | |
1559 | goto fail; | |
1560 | } | |
1561 | if (!GETPARAM(drv, IEEE80211_IOC_WPA, drv->prev_wpa)) { | |
1562 | wpa_printf(MSG_DEBUG, "%s: failed to get wpa state: %s", | |
1563 | __func__, strerror(errno)); | |
1564 | goto fail; | |
1565 | } | |
5197244a | 1566 | |
42f34a9b | 1567 | if (wpa_driver_bsd_capa(drv)) |
6fc6879b | 1568 | goto fail; |
4a867032 | 1569 | |
5dd82c63 | 1570 | drv->opmode = get80211opmode(drv); |
449a3166 | 1571 | dl_list_add(&drv->global->ifaces, &drv->list); |
5dd82c63 | 1572 | |
6fc6879b JM |
1573 | return drv; |
1574 | fail: | |
6fc6879b JM |
1575 | os_free(drv); |
1576 | return NULL; | |
1577 | #undef GETPARAM | |
1578 | } | |
1579 | ||
1580 | static void | |
1581 | wpa_driver_bsd_deinit(void *priv) | |
1582 | { | |
86b24ea9 | 1583 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1584 | |
cb22e3b2 RM |
1585 | if (drv->ifindex != 0) { |
1586 | wpa_driver_bsd_set_wpa(drv, 0); | |
6fc6879b | 1587 | |
cb22e3b2 RM |
1588 | /* NB: mark interface down */ |
1589 | bsd_ctrl_iface(drv, 0); | |
6fc6879b | 1590 | |
cb22e3b2 RM |
1591 | wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, |
1592 | drv->prev_privacy); | |
449a3166 | 1593 | |
cb22e3b2 RM |
1594 | if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming) |
1595 | < 0) | |
1596 | wpa_printf(MSG_DEBUG, | |
1597 | "%s: failed to restore roaming state", | |
1598 | __func__); | |
1599 | } | |
6fc6879b | 1600 | |
42f34a9b MH |
1601 | if (drv->sock_xmit != NULL) |
1602 | l2_packet_deinit(drv->sock_xmit); | |
449a3166 | 1603 | dl_list_del(&drv->list); |
6fc6879b JM |
1604 | os_free(drv); |
1605 | } | |
1606 | ||
42f34a9b MH |
1607 | static int |
1608 | wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa) | |
1609 | { | |
86b24ea9 | 1610 | struct bsd_driver_data *drv = priv; |
42f34a9b MH |
1611 | |
1612 | os_memcpy(capa, &drv->capa, sizeof(*capa)); | |
1613 | return 0; | |
1614 | } | |
e1b1309b | 1615 | #endif /* HOSTAPD */ |
42f34a9b | 1616 | |
449a3166 RM |
1617 | static void * |
1618 | bsd_global_init(void) | |
1619 | { | |
1620 | struct bsd_driver_global *global; | |
1621 | ||
1622 | global = os_zalloc(sizeof(*global)); | |
1623 | if (global == NULL) | |
1624 | return NULL; | |
1625 | ||
1626 | dl_list_init(&global->ifaces); | |
1627 | ||
1628 | global->sock = socket(PF_INET, SOCK_DGRAM, 0); | |
1629 | if (global->sock < 0) { | |
1630 | wpa_printf(MSG_ERROR, "socket[PF_INET,SOCK_DGRAM]: %s", | |
1631 | strerror(errno)); | |
1632 | goto fail1; | |
1633 | } | |
1634 | ||
1635 | global->route = socket(PF_ROUTE, SOCK_RAW, 0); | |
1636 | if (global->route < 0) { | |
1637 | wpa_printf(MSG_ERROR, "socket[PF_ROUTE,SOCK_RAW]: %s", | |
1638 | strerror(errno)); | |
1639 | goto fail; | |
1640 | } | |
1641 | ||
1642 | global->event_buf_len = rtbuf_len(); | |
1643 | global->event_buf = os_malloc(global->event_buf_len); | |
1644 | if (global->event_buf == NULL) { | |
1645 | wpa_printf(MSG_ERROR, "%s: os_malloc() failed", __func__); | |
1646 | goto fail; | |
1647 | } | |
1648 | ||
1649 | #ifdef HOSTAPD | |
1650 | eloop_register_read_sock(global->route, bsd_wireless_event_receive, | |
1651 | NULL, global); | |
1652 | ||
1653 | #else /* HOSTAPD */ | |
1654 | eloop_register_read_sock(global->route, wpa_driver_bsd_event_receive, | |
1655 | NULL, global); | |
1656 | #endif /* HOSTAPD */ | |
1657 | ||
1658 | return global; | |
1659 | ||
1660 | fail: | |
1661 | close(global->sock); | |
1662 | fail1: | |
1663 | os_free(global); | |
1664 | return NULL; | |
1665 | } | |
1666 | ||
1667 | static void | |
1668 | bsd_global_deinit(void *priv) | |
1669 | { | |
1670 | struct bsd_driver_global *global = priv; | |
1671 | ||
1672 | eloop_unregister_read_sock(global->route); | |
1673 | (void) close(global->route); | |
1674 | (void) close(global->sock); | |
1675 | os_free(global); | |
1676 | } | |
1677 | ||
6fc6879b JM |
1678 | |
1679 | const struct wpa_driver_ops wpa_driver_bsd_ops = { | |
1680 | .name = "bsd", | |
66d4085f | 1681 | .desc = "BSD 802.11 support", |
449a3166 RM |
1682 | .global_init = bsd_global_init, |
1683 | .global_deinit = bsd_global_deinit, | |
e1b1309b MH |
1684 | #ifdef HOSTAPD |
1685 | .hapd_init = bsd_init, | |
1686 | .hapd_deinit = bsd_deinit, | |
1687 | .set_privacy = bsd_set_privacy, | |
1688 | .get_seqnum = bsd_get_seqnum, | |
1689 | .flush = bsd_flush, | |
e1b1309b MH |
1690 | .read_sta_data = bsd_read_sta_driver_data, |
1691 | .sta_disassoc = bsd_sta_disassoc, | |
1692 | .sta_deauth = bsd_sta_deauth, | |
32dc6a31 | 1693 | .sta_set_flags = bsd_set_sta_authorized, |
646f12ad | 1694 | .commit = bsd_commit, |
e1b1309b | 1695 | #else /* HOSTAPD */ |
449a3166 | 1696 | .init2 = wpa_driver_bsd_init, |
6fc6879b JM |
1697 | .deinit = wpa_driver_bsd_deinit, |
1698 | .get_bssid = wpa_driver_bsd_get_bssid, | |
1699 | .get_ssid = wpa_driver_bsd_get_ssid, | |
6fc6879b | 1700 | .set_countermeasures = wpa_driver_bsd_set_countermeasures, |
c2e8d0a0 | 1701 | .scan2 = wpa_driver_bsd_scan, |
a65f4a57 | 1702 | .get_scan_results2 = wpa_driver_bsd_get_scan_results2, |
6fc6879b | 1703 | .deauthenticate = wpa_driver_bsd_deauthenticate, |
6fc6879b | 1704 | .associate = wpa_driver_bsd_associate, |
42f34a9b | 1705 | .get_capa = wpa_driver_bsd_get_capa, |
c5121837 | 1706 | #endif /* HOSTAPD */ |
6db1602d | 1707 | .set_freq = bsd_set_freq, |
e1b1309b MH |
1708 | .set_key = bsd_set_key, |
1709 | .set_ieee8021x = bsd_set_ieee8021x, | |
1710 | .hapd_set_ssid = bsd_set_ssid, | |
1711 | .hapd_get_ssid = bsd_get_ssid, | |
1712 | .hapd_send_eapol = bsd_send_eapol, | |
88487b0e | 1713 | .set_generic_elem = bsd_set_opt_ie, |
e1b1309b | 1714 | }; |