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Commit | Line | Data |
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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 | 50 | struct bsd_driver_global { |
45e3fc72 | 51 | void *ctx; |
449a3166 RM |
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 | ||
86b24ea9 | 59 | struct bsd_driver_data { |
449a3166 RM |
60 | struct dl_list list; |
61 | struct bsd_driver_global *global; | |
86b24ea9 MH |
62 | struct hostapd_data *hapd; /* back pointer */ |
63 | ||
86b24ea9 | 64 | struct l2_packet_data *sock_xmit;/* raw packet xmit socket */ |
86b24ea9 | 65 | char ifname[IFNAMSIZ+1]; /* interface name */ |
af060932 | 66 | int flags; |
86b24ea9 | 67 | unsigned int ifindex; /* interface index */ |
45e3fc72 | 68 | int if_removed; /* has the interface been removed? */ |
86b24ea9 MH |
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 */ | |
5dd82c63 | 75 | enum ieee80211_opmode opmode; /* operation mode */ |
86b24ea9 MH |
76 | }; |
77 | ||
66d4085f RM |
78 | /* Generic functions for hostapd and wpa_supplicant */ |
79 | ||
449a3166 RM |
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 | ||
45e3fc72 RM |
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 | ||
66d4085f | 108 | static int |
0c6bdf91 | 109 | bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len) |
66d4085f | 110 | { |
0c6bdf91 | 111 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
112 | struct ieee80211req ireq; |
113 | ||
45e3fc72 | 114 | if (drv->ifindex == 0 || drv->if_removed) |
cb22e3b2 RM |
115 | return -1; |
116 | ||
66d4085f | 117 | os_memset(&ireq, 0, sizeof(ireq)); |
0c6bdf91 | 118 | os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name)); |
66d4085f | 119 | ireq.i_type = op; |
0c6bdf91 | 120 | ireq.i_val = val; |
66d4085f | 121 | ireq.i_data = (void *) arg; |
0c6bdf91 | 122 | ireq.i_len = arg_len; |
66d4085f | 123 | |
449a3166 | 124 | if (ioctl(drv->global->sock, SIOCS80211, &ireq) < 0) { |
0c6bdf91 MH |
125 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, val=%u, " |
126 | "arg_len=%u]: %s", op, val, arg_len, | |
127 | strerror(errno)); | |
66d4085f RM |
128 | return -1; |
129 | } | |
130 | return 0; | |
131 | } | |
132 | ||
133 | static int | |
0c6bdf91 MH |
134 | bsd_get80211(void *priv, struct ieee80211req *ireq, int op, void *arg, |
135 | int arg_len) | |
66d4085f | 136 | { |
0c6bdf91 | 137 | struct bsd_driver_data *drv = priv; |
66d4085f | 138 | |
0c6bdf91 MH |
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; | |
66d4085f | 144 | |
449a3166 | 145 | if (ioctl(drv->global->sock, SIOCG80211, ireq) < 0) { |
8f36c84a | 146 | wpa_printf(MSG_ERROR, "ioctl[SIOCG80211, op=%u, " |
0c6bdf91 | 147 | "arg_len=%u]: %s", op, arg_len, strerror(errno)); |
66d4085f RM |
148 | return -1; |
149 | } | |
0c6bdf91 | 150 | return 0; |
66d4085f RM |
151 | } |
152 | ||
153 | static int | |
0c6bdf91 | 154 | get80211var(struct bsd_driver_data *drv, int op, void *arg, int arg_len) |
66d4085f RM |
155 | { |
156 | struct ieee80211req ireq; | |
157 | ||
0c6bdf91 | 158 | if (bsd_get80211(drv, &ireq, op, arg, arg_len) < 0) |
66d4085f | 159 | return -1; |
0c6bdf91 | 160 | return ireq.i_len; |
e1b1309b MH |
161 | } |
162 | ||
163 | static int | |
164 | set80211var(struct bsd_driver_data *drv, int op, const void *arg, int arg_len) | |
66d4085f | 165 | { |
0c6bdf91 | 166 | return bsd_set80211(drv, op, 0, arg, arg_len); |
e1b1309b MH |
167 | } |
168 | ||
169 | static int | |
170 | set80211param(struct bsd_driver_data *drv, int op, int arg) | |
171 | { | |
0c6bdf91 | 172 | return bsd_set80211(drv, op, arg, NULL, 0); |
e1b1309b MH |
173 | } |
174 | ||
175 | static int | |
8709de1a | 176 | bsd_get_ssid(void *priv, u8 *ssid, int len) |
e1b1309b MH |
177 | { |
178 | struct bsd_driver_data *drv = priv; | |
66d4085f RM |
179 | #ifdef SIOCG80211NWID |
180 | struct ieee80211_nwid nwid; | |
181 | struct ifreq ifr; | |
182 | ||
183 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 184 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 185 | ifr.ifr_data = (void *)&nwid; |
449a3166 | 186 | if (ioctl(drv->global->sock, SIOCG80211NWID, &ifr) < 0 || |
66d4085f RM |
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 | |
e1b1309b | 192 | return get80211var(drv, IEEE80211_IOC_SSID, ssid, IEEE80211_NWID_LEN); |
66d4085f RM |
193 | #endif |
194 | } | |
195 | ||
196 | static int | |
8709de1a | 197 | bsd_set_ssid(void *priv, const u8 *ssid, int ssid_len) |
66d4085f | 198 | { |
e1b1309b | 199 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
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)); | |
e1b1309b | 207 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 208 | ifr.ifr_data = (void *)&nwid; |
449a3166 | 209 | return ioctl(drv->global->sock, SIOCS80211NWID, &ifr); |
66d4085f | 210 | #else |
e1b1309b | 211 | return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len); |
66d4085f RM |
212 | #endif |
213 | } | |
214 | ||
5197244a | 215 | static int |
e1b1309b | 216 | bsd_get_if_media(void *priv) |
5197244a | 217 | { |
e1b1309b | 218 | struct bsd_driver_data *drv = priv; |
5197244a MH |
219 | struct ifmediareq ifmr; |
220 | ||
221 | os_memset(&ifmr, 0, sizeof(ifmr)); | |
e1b1309b | 222 | os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name)); |
5197244a | 223 | |
449a3166 | 224 | if (ioctl(drv->global->sock, SIOCGIFMEDIA, &ifmr) < 0) { |
5197244a MH |
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 | |
e1b1309b | 234 | bsd_set_if_media(void *priv, int media) |
5197244a | 235 | { |
e1b1309b | 236 | struct bsd_driver_data *drv = priv; |
5197244a MH |
237 | struct ifreq ifr; |
238 | ||
239 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 240 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
5197244a MH |
241 | ifr.ifr_media = media; |
242 | ||
449a3166 | 243 | if (ioctl(drv->global->sock, SIOCSIFMEDIA, &ifr) < 0) { |
5197244a MH |
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 | |
e1b1309b | 253 | bsd_set_mediaopt(void *priv, uint32_t mask, uint32_t mode) |
5197244a | 254 | { |
e1b1309b | 255 | int media = bsd_get_if_media(priv); |
5197244a MH |
256 | |
257 | if (media < 0) | |
258 | return -1; | |
259 | media &= ~mask; | |
260 | media |= mode; | |
e1b1309b | 261 | if (bsd_set_if_media(priv, media) < 0) |
5197244a MH |
262 | return -1; |
263 | return 0; | |
264 | } | |
265 | ||
cbdecd2b | 266 | static int |
e1b1309b | 267 | bsd_del_key(void *priv, const u8 *addr, int key_idx) |
cbdecd2b MH |
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 | ||
e1b1309b | 282 | return set80211var(priv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk)); |
cbdecd2b MH |
283 | } |
284 | ||
fa6b8afe | 285 | static int |
e1b1309b | 286 | bsd_send_mlme_param(void *priv, const u8 op, const u16 reason, const u8 *addr) |
fa6b8afe MH |
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); | |
e1b1309b | 294 | return set80211var(priv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)); |
fa6b8afe MH |
295 | } |
296 | ||
60bc3033 | 297 | static int |
e1b1309b | 298 | bsd_ctrl_iface(void *priv, int enable) |
60bc3033 | 299 | { |
e1b1309b | 300 | struct bsd_driver_data *drv = priv; |
60bc3033 MH |
301 | struct ifreq ifr; |
302 | ||
303 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 304 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
60bc3033 | 305 | |
449a3166 | 306 | if (ioctl(drv->global->sock, SIOCGIFFLAGS, &ifr) < 0) { |
a193231d JM |
307 | wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s", |
308 | strerror(errno)); | |
60bc3033 MH |
309 | return -1; |
310 | } | |
af060932 | 311 | drv->flags = ifr.ifr_flags; |
60bc3033 | 312 | |
cb76af8a RP |
313 | if (enable) { |
314 | if (ifr.ifr_flags & IFF_UP) | |
315 | return 0; | |
60bc3033 | 316 | ifr.ifr_flags |= IFF_UP; |
cb76af8a RP |
317 | } else { |
318 | if (!(ifr.ifr_flags & IFF_UP)) | |
319 | return 0; | |
60bc3033 | 320 | ifr.ifr_flags &= ~IFF_UP; |
cb76af8a | 321 | } |
60bc3033 | 322 | |
449a3166 | 323 | if (ioctl(drv->global->sock, SIOCSIFFLAGS, &ifr) < 0) { |
a193231d JM |
324 | wpa_printf(MSG_ERROR, "ioctl[SIOCSIFFLAGS]: %s", |
325 | strerror(errno)); | |
60bc3033 MH |
326 | return -1; |
327 | } | |
328 | ||
af060932 | 329 | drv->flags = ifr.ifr_flags; |
60bc3033 MH |
330 | return 0; |
331 | } | |
332 | ||
719196b1 | 333 | static int |
e1b1309b | 334 | bsd_set_key(const char *ifname, void *priv, enum wpa_alg alg, |
719196b1 MH |
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; | |
e706d2d3 | 339 | #ifdef IEEE80211_KEY_NOREPLAY |
5dd82c63 | 340 | struct bsd_driver_data *drv = priv; |
e706d2d3 | 341 | #endif /* IEEE80211_KEY_NOREPLAY */ |
719196b1 MH |
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 | ||
e1b1309b MH |
347 | if (alg == WPA_ALG_NONE) { |
348 | #ifndef HOSTAPD | |
0382097e | 349 | if (addr == NULL || is_broadcast_ether_addr(addr)) |
e1b1309b MH |
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 | ||
719196b1 MH |
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 | */ | |
0382097e | 386 | if (is_broadcast_ether_addr(addr)) { |
719196b1 MH |
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; | |
5dd82c63 | 396 | #ifndef HOSTAPD |
e706d2d3 | 397 | #ifdef IEEE80211_KEY_NOREPLAY |
5dd82c63 RP |
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; | |
e706d2d3 | 404 | #endif /* IEEE80211_KEY_NOREPLAY */ |
5dd82c63 | 405 | #endif /* HOSTAPD */ |
719196b1 | 406 | wk.ik_keylen = key_len; |
c3b0a1c8 ZY |
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 */ | |
da64c266 | 418 | os_memcpy(&wk.ik_keyrsc, seq, seq_len); |
c3b0a1c8 ZY |
419 | #endif /* WORDS_BIGENDIAN */ |
420 | } | |
719196b1 MH |
421 | os_memcpy(wk.ik_keydata, key, key_len); |
422 | ||
e1b1309b | 423 | return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)); |
719196b1 MH |
424 | } |
425 | ||
c5121837 | 426 | static int |
e1b1309b | 427 | bsd_configure_wpa(void *priv, struct wpa_bss_params *params) |
c5121837 | 428 | { |
88487b0e | 429 | #ifndef IEEE80211_IOC_APPIE |
c5121837 JM |
430 | static const char *ciphernames[] = |
431 | { "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" }; | |
c5121837 JM |
432 | int v; |
433 | ||
af586419 | 434 | switch (params->wpa_group) { |
c5121837 JM |
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: | |
a193231d JM |
451 | wpa_printf(MSG_INFO, "Unknown group key cipher %u", |
452 | params->wpa_group); | |
c5121837 JM |
453 | return -1; |
454 | } | |
455 | wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)", | |
456 | __func__, ciphernames[v], v); | |
e1b1309b | 457 | if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) { |
a193231d JM |
458 | wpa_printf(MSG_INFO, |
459 | "Unable to set group key cipher to %u (%s)", | |
460 | v, ciphernames[v]); | |
c5121837 JM |
461 | return -1; |
462 | } | |
463 | if (v == IEEE80211_CIPHER_WEP) { | |
464 | /* key length is done only for specific ciphers */ | |
af586419 | 465 | v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5); |
e1b1309b | 466 | if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) { |
a193231d JM |
467 | wpa_printf(MSG_INFO, |
468 | "Unable to set group key length to %u", v); | |
c5121837 JM |
469 | return -1; |
470 | } | |
471 | } | |
472 | ||
473 | v = 0; | |
af586419 | 474 | if (params->wpa_pairwise & WPA_CIPHER_CCMP) |
c5121837 | 475 | v |= 1<<IEEE80211_CIPHER_AES_CCM; |
af586419 | 476 | if (params->wpa_pairwise & WPA_CIPHER_TKIP) |
c5121837 | 477 | v |= 1<<IEEE80211_CIPHER_TKIP; |
af586419 | 478 | if (params->wpa_pairwise & WPA_CIPHER_NONE) |
c5121837 JM |
479 | v |= 1<<IEEE80211_CIPHER_NONE; |
480 | wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v); | |
e1b1309b | 481 | if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) { |
a193231d JM |
482 | wpa_printf(MSG_INFO, |
483 | "Unable to set pairwise key ciphers to 0x%x", v); | |
c5121837 JM |
484 | return -1; |
485 | } | |
486 | ||
487 | wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x", | |
af586419 | 488 | __func__, params->wpa_key_mgmt); |
e1b1309b MH |
489 | if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS, |
490 | params->wpa_key_mgmt)) { | |
a193231d JM |
491 | wpa_printf(MSG_INFO, |
492 | "Unable to set key management algorithms to 0x%x", | |
493 | params->wpa_key_mgmt); | |
c5121837 JM |
494 | return -1; |
495 | } | |
496 | ||
497 | v = 0; | |
af586419 | 498 | if (params->rsn_preauth) |
c5121837 JM |
499 | v |= BIT(0); |
500 | wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x", | |
af586419 | 501 | __func__, params->rsn_preauth); |
e1b1309b | 502 | if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) { |
a193231d JM |
503 | wpa_printf(MSG_INFO, "Unable to set RSN capabilities to 0x%x", |
504 | v); | |
c5121837 JM |
505 | return -1; |
506 | } | |
88487b0e | 507 | #endif /* IEEE80211_IOC_APPIE */ |
c5121837 | 508 | |
af586419 | 509 | wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa); |
e1b1309b | 510 | if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) { |
a193231d | 511 | wpa_printf(MSG_INFO, "Unable to set WPA to %u", params->wpa); |
c5121837 JM |
512 | return -1; |
513 | } | |
514 | return 0; | |
515 | } | |
516 | ||
c5121837 | 517 | static int |
e1b1309b | 518 | bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params) |
c5121837 | 519 | { |
af586419 | 520 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled); |
c5121837 | 521 | |
af586419 | 522 | if (!params->enabled) { |
c5121837 | 523 | /* XXX restore state */ |
e1b1309b MH |
524 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, |
525 | IEEE80211_AUTH_AUTO); | |
c5121837 | 526 | } |
af586419 | 527 | if (!params->wpa && !params->ieee802_1x) { |
42f34a9b MH |
528 | wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled", |
529 | __func__); | |
c5121837 JM |
530 | return -1; |
531 | } | |
e1b1309b | 532 | if (params->wpa && bsd_configure_wpa(priv, params) != 0) { |
42f34a9b MH |
533 | wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state", |
534 | __func__); | |
c5121837 JM |
535 | return -1; |
536 | } | |
e1b1309b | 537 | if (set80211param(priv, IEEE80211_IOC_AUTHMODE, |
af586419 | 538 | (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) { |
42f34a9b MH |
539 | wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X", |
540 | __func__); | |
c5121837 JM |
541 | return -1; |
542 | } | |
e1b1309b | 543 | return bsd_ctrl_iface(priv, 1); |
c5121837 JM |
544 | } |
545 | ||
42f34a9b | 546 | static void |
e1b1309b | 547 | bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN]) |
42f34a9b MH |
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); | |
e1b1309b | 558 | if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) { |
a193231d JM |
559 | wpa_printf(MSG_INFO, |
560 | "Failed to get WPA/RSN information element"); | |
42f34a9b MH |
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: | |
39b08b5f | 571 | drv_event_assoc(ctx, addr, iebuf, ielen, 0); |
42f34a9b MH |
572 | } |
573 | ||
574 | static int | |
e1b1309b | 575 | bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len, |
4378fc14 | 576 | int encrypt, const u8 *own_addr, u32 flags) |
42f34a9b | 577 | { |
e1b1309b MH |
578 | struct bsd_driver_data *drv = priv; |
579 | ||
42f34a9b MH |
580 | wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len); |
581 | ||
e1b1309b MH |
582 | return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data, |
583 | data_len); | |
c5121837 JM |
584 | } |
585 | ||
586 | static int | |
6db1602d | 587 | bsd_set_freq(void *priv, struct hostapd_freq_params *freq) |
42f34a9b | 588 | { |
e1b1309b | 589 | struct bsd_driver_data *drv = priv; |
aba7569e | 590 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 591 | struct ieee80211chanreq creq; |
362468d1 | 592 | #endif /* SIOCS80211CHANNEL */ |
42f34a9b | 593 | u32 mode; |
6db1602d | 594 | int channel = freq->channel; |
42f34a9b | 595 | |
ca79385a YZ |
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) { | |
42f34a9b | 603 | mode = IFM_IEEE80211_11B; |
ca79385a YZ |
604 | } else { |
605 | mode = | |
606 | #ifdef CONFIG_IEEE80211N | |
607 | freq->ht_enabled ? IFM_IEEE80211_11NA : | |
608 | #endif /* CONFIG_IEEE80211N */ | |
609 | IFM_IEEE80211_11A; | |
610 | } | |
e1b1309b | 611 | if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) { |
42f34a9b MH |
612 | wpa_printf(MSG_ERROR, "%s: failed to set modulation mode", |
613 | __func__); | |
614 | return -1; | |
615 | } | |
616 | ||
362468d1 | 617 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 618 | os_memset(&creq, 0, sizeof(creq)); |
e1b1309b | 619 | os_strlcpy(creq.i_name, drv->ifname, sizeof(creq.i_name)); |
6db1602d | 620 | creq.i_channel = (u_int16_t)channel; |
449a3166 | 621 | return ioctl(drv->global->sock, SIOCS80211CHANNEL, &creq); |
362468d1 MH |
622 | #else /* SIOCS80211CHANNEL */ |
623 | return set80211param(priv, IEEE80211_IOC_CHANNEL, channel); | |
624 | #endif /* SIOCS80211CHANNEL */ | |
42f34a9b MH |
625 | } |
626 | ||
88487b0e | 627 | static int |
aa484516 | 628 | bsd_set_opt_ie(void *priv, const u8 *ie, size_t ie_len) |
88487b0e MH |
629 | { |
630 | #ifdef IEEE80211_IOC_APPIE | |
88487b0e MH |
631 | wpa_printf(MSG_DEBUG, "%s: set WPA+RSN ie (len %lu)", __func__, |
632 | (unsigned long)ie_len); | |
0c6bdf91 MH |
633 | return bsd_set80211(priv, IEEE80211_IOC_APPIE, IEEE80211_APPIE_WPA, |
634 | ie, ie_len); | |
88487b0e MH |
635 | #endif /* IEEE80211_IOC_APPIE */ |
636 | return 0; | |
637 | } | |
638 | ||
38bbd06e | 639 | static size_t |
28878f8b MH |
640 | rtbuf_len(void) |
641 | { | |
642 | size_t len; | |
643 | ||
d4a747f0 | 644 | int mib[6] = {CTL_NET, AF_ROUTE, 0, AF_INET, NET_RT_DUMP, 0}; |
28878f8b MH |
645 | |
646 | if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) { | |
a193231d | 647 | wpa_printf(MSG_WARNING, "%s failed: %s", __func__, |
28878f8b | 648 | strerror(errno)); |
d4a747f0 | 649 | len = 2048; |
28878f8b MH |
650 | } |
651 | ||
652 | return len; | |
653 | } | |
42f34a9b MH |
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 | ||
42f34a9b MH |
665 | static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, |
666 | int reason_code); | |
667 | ||
42f34a9b MH |
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 | ||
42f34a9b | 680 | static int |
d5dd016a | 681 | bsd_set_privacy(void *priv, int enabled) |
c5121837 | 682 | { |
42f34a9b MH |
683 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
684 | ||
e1b1309b | 685 | return set80211param(priv, IEEE80211_IOC_PRIVACY, enabled); |
c5121837 JM |
686 | } |
687 | ||
c5121837 JM |
688 | static int |
689 | bsd_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx, | |
690 | u8 *seq) | |
691 | { | |
c5121837 JM |
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 | ||
e1b1309b | 704 | if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) { |
a193231d | 705 | wpa_printf(MSG_INFO, "Failed to get encryption"); |
c5121837 JM |
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 | ||
95de34a1 | 729 | static int |
c5121837 JM |
730 | bsd_flush(void *priv) |
731 | { | |
732 | u8 allsta[IEEE80211_ADDR_LEN]; | |
733 | ||
734 | memset(allsta, 0xff, IEEE80211_ADDR_LEN); | |
731723a5 | 735 | return bsd_sta_deauth(priv, NULL, allsta, IEEE80211_REASON_AUTH_LEAVE); |
c5121837 JM |
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 | { | |
c5121837 JM |
743 | struct ieee80211req_sta_stats stats; |
744 | ||
745 | memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b MH |
746 | if (get80211var(priv, IEEE80211_IOC_STA_STATS, &stats, sizeof(stats)) |
747 | > 0) { | |
c5121837 JM |
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 | ||
c5121837 | 757 | static int |
731723a5 | 758 | bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code) |
c5121837 | 759 | { |
e1b1309b MH |
760 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
761 | addr); | |
c5121837 JM |
762 | } |
763 | ||
764 | static int | |
731723a5 JM |
765 | bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr, |
766 | int reason_code) | |
c5121837 | 767 | { |
e1b1309b MH |
768 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code, |
769 | addr); | |
c5121837 JM |
770 | } |
771 | ||
c5121837 JM |
772 | static void |
773 | bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx) | |
774 | { | |
449a3166 RM |
775 | struct bsd_driver_global *global = sock_ctx; |
776 | struct bsd_driver_data *drv; | |
c5121837 JM |
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; | |
38bbd06e | 782 | int n; |
1cd973d5 | 783 | union wpa_event_data data; |
c5121837 | 784 | |
449a3166 | 785 | n = read(sock, global->event_buf, global->event_buf_len); |
c5121837 JM |
786 | if (n < 0) { |
787 | if (errno != EINTR && errno != EAGAIN) | |
a193231d | 788 | wpa_printf(MSG_ERROR, "%s read() failed: %s", |
28878f8b | 789 | __func__, strerror(errno)); |
c5121837 JM |
790 | return; |
791 | } | |
792 | ||
449a3166 | 793 | rtm = (struct rt_msghdr *) global->event_buf; |
c5121837 | 794 | if (rtm->rtm_version != RTM_VERSION) { |
28878f8b MH |
795 | wpa_printf(MSG_DEBUG, "Invalid routing message version=%d", |
796 | rtm->rtm_version); | |
c5121837 JM |
797 | return; |
798 | } | |
c5121837 JM |
799 | switch (rtm->rtm_type) { |
800 | case RTM_IEEE80211: | |
449a3166 | 801 | ifan = (struct if_announcemsghdr *) rtm; |
dc0ad603 RM |
802 | drv = bsd_get_drvindex(global, ifan->ifan_index); |
803 | if (drv == NULL) | |
804 | return; | |
c5121837 JM |
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]; | |
69378b79 | 813 | drv_event_disassoc(drv->hapd, leave->iev_addr); |
c5121837 JM |
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]; | |
e1b1309b | 820 | bsd_new_sta(drv, drv->hapd, join->iev_addr); |
c5121837 JM |
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)); | |
1cd973d5 JM |
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); | |
c5121837 JM |
836 | break; |
837 | } | |
838 | break; | |
839 | } | |
840 | } | |
841 | ||
c5121837 JM |
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; | |
d3737256 | 846 | drv_event_eapol_rx(drv->hapd, src_addr, buf, len); |
c5121837 JM |
847 | } |
848 | ||
c5121837 | 849 | static void * |
92f475b4 | 850 | bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params) |
c5121837 JM |
851 | { |
852 | struct bsd_driver_data *drv; | |
853 | ||
854 | drv = os_zalloc(sizeof(struct bsd_driver_data)); | |
855 | if (drv == NULL) { | |
bfdc2a31 JM |
856 | wpa_printf(MSG_ERROR, "Could not allocate memory for bsd driver data"); |
857 | return NULL; | |
c5121837 JM |
858 | } |
859 | ||
449a3166 RM |
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); | |
38bbd06e MH |
864 | goto bad; |
865 | } | |
866 | ||
c5121837 | 867 | drv->hapd = hapd; |
449a3166 | 868 | drv->global = params->global_priv; |
6850c707 | 869 | os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname)); |
c5121837 | 870 | |
6850c707 | 871 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, |
d3737256 | 872 | handle_read, drv, 0); |
c5121837 JM |
873 | if (drv->sock_xmit == NULL) |
874 | goto bad; | |
412036f5 | 875 | if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr)) |
c5121837 JM |
876 | goto bad; |
877 | ||
60bc3033 | 878 | /* mark down during setup */ |
e1b1309b | 879 | if (bsd_ctrl_iface(drv, 0) < 0) |
60bc3033 | 880 | goto bad; |
6850c707 | 881 | |
e1b1309b | 882 | if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) { |
5197244a MH |
883 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
884 | __func__); | |
885 | goto bad; | |
886 | } | |
887 | ||
449a3166 RM |
888 | dl_list_add(&drv->global->ifaces, &drv->list); |
889 | ||
c5121837 JM |
890 | return drv; |
891 | bad: | |
892 | if (drv->sock_xmit != NULL) | |
893 | l2_packet_deinit(drv->sock_xmit); | |
6ce1bea1 | 894 | os_free(drv); |
c5121837 JM |
895 | return NULL; |
896 | } | |
897 | ||
898 | ||
899 | static void | |
900 | bsd_deinit(void *priv) | |
901 | { | |
902 | struct bsd_driver_data *drv = priv; | |
903 | ||
cb22e3b2 RM |
904 | if (drv->ifindex != 0) |
905 | bsd_ctrl_iface(drv, 0); | |
c5121837 JM |
906 | if (drv->sock_xmit != NULL) |
907 | l2_packet_deinit(drv->sock_xmit); | |
82f36163 | 908 | os_free(drv); |
c5121837 JM |
909 | } |
910 | ||
c69ed4dd MH |
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, | |
f97e3ce4 JM |
921 | unsigned int total_flags, unsigned int flags_or, |
922 | unsigned int flags_and) | |
c69ed4dd MH |
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 | } | |
c5121837 JM |
939 | #else /* HOSTAPD */ |
940 | ||
6fc6879b | 941 | static int |
86b24ea9 | 942 | get80211param(struct bsd_driver_data *drv, int op) |
6fc6879b JM |
943 | { |
944 | struct ieee80211req ireq; | |
945 | ||
0c6bdf91 | 946 | if (bsd_get80211(drv, &ireq, op, NULL, 0) < 0) |
6fc6879b | 947 | return -1; |
6fc6879b JM |
948 | return ireq.i_val; |
949 | } | |
950 | ||
6fc6879b JM |
951 | static int |
952 | wpa_driver_bsd_get_bssid(void *priv, u8 *bssid) | |
953 | { | |
86b24ea9 | 954 | struct bsd_driver_data *drv = priv; |
66d4085f | 955 | #ifdef SIOCG80211BSSID |
a65f4a57 | 956 | struct ieee80211_bssid bs; |
6fc6879b | 957 | |
e1b1309b | 958 | os_strlcpy(bs.i_name, drv->ifname, sizeof(bs.i_name)); |
449a3166 | 959 | if (ioctl(drv->global->sock, SIOCG80211BSSID, &bs) < 0) |
a65f4a57 MH |
960 | return -1; |
961 | os_memcpy(bssid, bs.i_bssid, sizeof(bs.i_bssid)); | |
962 | return 0; | |
963 | #else | |
6fc6879b JM |
964 | return get80211var(drv, IEEE80211_IOC_BSSID, |
965 | bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0; | |
a65f4a57 | 966 | #endif |
6fc6879b JM |
967 | } |
968 | ||
6fc6879b JM |
969 | static int |
970 | wpa_driver_bsd_get_ssid(void *priv, u8 *ssid) | |
971 | { | |
86b24ea9 | 972 | struct bsd_driver_data *drv = priv; |
c1bbb0ce | 973 | return bsd_get_ssid(drv, ssid, 0); |
6fc6879b JM |
974 | } |
975 | ||
976 | static int | |
86b24ea9 MH |
977 | wpa_driver_bsd_set_wpa_ie(struct bsd_driver_data *drv, const u8 *wpa_ie, |
978 | size_t wpa_ie_len) | |
6fc6879b | 979 | { |
c610dba1 | 980 | #ifdef IEEE80211_IOC_APPIE |
aa484516 | 981 | return bsd_set_opt_ie(drv, wpa_ie, wpa_ie_len); |
c610dba1 | 982 | #else /* IEEE80211_IOC_APPIE */ |
6fc6879b | 983 | return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len); |
c610dba1 | 984 | #endif /* IEEE80211_IOC_APPIE */ |
6fc6879b JM |
985 | } |
986 | ||
987 | static int | |
988 | wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy) | |
989 | { | |
6fc6879b JM |
990 | int ret = 0; |
991 | ||
992 | wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d", | |
5f17b2c6 | 993 | __func__, wpa, privacy); |
6fc6879b | 994 | |
e1b1309b | 995 | if (!wpa && wpa_driver_bsd_set_wpa_ie(priv, NULL, 0) < 0) |
6fc6879b | 996 | ret = -1; |
e1b1309b | 997 | if (set80211param(priv, IEEE80211_IOC_PRIVACY, privacy) < 0) |
6fc6879b | 998 | ret = -1; |
e1b1309b | 999 | if (set80211param(priv, IEEE80211_IOC_WPA, wpa) < 0) |
6fc6879b JM |
1000 | ret = -1; |
1001 | ||
1002 | return ret; | |
1003 | } | |
1004 | ||
1005 | static int | |
1006 | wpa_driver_bsd_set_wpa(void *priv, int enabled) | |
1007 | { | |
5f17b2c6 | 1008 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
6fc6879b JM |
1009 | |
1010 | return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled); | |
1011 | } | |
1012 | ||
6fc6879b JM |
1013 | static int |
1014 | wpa_driver_bsd_set_countermeasures(void *priv, int enabled) | |
1015 | { | |
6fc6879b | 1016 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 1017 | return set80211param(priv, IEEE80211_IOC_COUNTERMEASURES, enabled); |
6fc6879b JM |
1018 | } |
1019 | ||
1020 | ||
1021 | static int | |
1022 | wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled) | |
1023 | { | |
6fc6879b | 1024 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 1025 | return set80211param(priv, IEEE80211_IOC_DROPUNENCRYPTED, enabled); |
6fc6879b JM |
1026 | } |
1027 | ||
1028 | static int | |
1029 | wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code) | |
1030 | { | |
e1b1309b MH |
1031 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
1032 | addr); | |
6fc6879b JM |
1033 | } |
1034 | ||
2a91091e MH |
1035 | static int |
1036 | wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg) | |
1037 | { | |
2a91091e MH |
1038 | int authmode; |
1039 | ||
abd9fafa JM |
1040 | if ((auth_alg & WPA_AUTH_ALG_OPEN) && |
1041 | (auth_alg & WPA_AUTH_ALG_SHARED)) | |
2a91091e | 1042 | authmode = IEEE80211_AUTH_AUTO; |
abd9fafa | 1043 | else if (auth_alg & WPA_AUTH_ALG_SHARED) |
2a91091e MH |
1044 | authmode = IEEE80211_AUTH_SHARED; |
1045 | else | |
1046 | authmode = IEEE80211_AUTH_OPEN; | |
1047 | ||
e1b1309b | 1048 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, authmode); |
2a91091e MH |
1049 | } |
1050 | ||
42f34a9b MH |
1051 | static void |
1052 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
1053 | { | |
86b24ea9 | 1054 | struct bsd_driver_data *drv = ctx; |
42f34a9b MH |
1055 | |
1056 | drv_event_eapol_rx(drv->ctx, src_addr, buf, len); | |
1057 | } | |
1058 | ||
6fc6879b JM |
1059 | static int |
1060 | wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params) | |
1061 | { | |
86b24ea9 | 1062 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1063 | struct ieee80211req_mlme mlme; |
42f34a9b | 1064 | u32 mode; |
6fc6879b | 1065 | int privacy; |
4a867032 | 1066 | int ret = 0; |
6fc6879b JM |
1067 | |
1068 | wpa_printf(MSG_DEBUG, | |
1069 | "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u" | |
1070 | , __func__ | |
92e63aaf JM |
1071 | , (unsigned int) params->ssid_len, params->ssid |
1072 | , (unsigned int) params->wpa_ie_len | |
6fc6879b JM |
1073 | , params->pairwise_suite |
1074 | , params->group_suite | |
1075 | , params->key_mgmt_suite | |
1076 | ); | |
1077 | ||
42f34a9b MH |
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 | } | |
e1b1309b | 1092 | if (bsd_set_mediaopt(drv, IFM_OMASK, mode) < 0) { |
42f34a9b MH |
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) { | |
42f34a9b MH |
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 | ||
4a867032 JM |
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; | |
6fc6879b JM |
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; | |
6fc6879b | 1115 | |
4848a38d JM |
1116 | privacy = !(params->pairwise_suite == WPA_CIPHER_NONE && |
1117 | params->group_suite == WPA_CIPHER_NONE && | |
1118 | params->key_mgmt_suite == WPA_KEY_MGMT_NONE && | |
6fc6879b JM |
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; | |
6fc6879b JM |
1132 | if (params->ssid != NULL) |
1133 | os_memcpy(mlme.im_ssid, params->ssid, params->ssid_len); | |
1134 | mlme.im_ssid_len = params->ssid_len; | |
6fc6879b JM |
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; | |
4a867032 | 1139 | return ret; |
6fc6879b JM |
1140 | } |
1141 | ||
6fc6879b | 1142 | static int |
c2e8d0a0 | 1143 | wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params) |
6fc6879b | 1144 | { |
86b24ea9 | 1145 | struct bsd_driver_data *drv = priv; |
88487b0e MH |
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 | } | |
6fc6879b | 1156 | |
42f34a9b MH |
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 | ||
6fc6879b | 1171 | /* NB: interface must be marked UP to do a scan */ |
e1b1309b | 1172 | if (bsd_ctrl_iface(drv, 1) < 0) |
6fc6879b JM |
1173 | return -1; |
1174 | ||
88487b0e MH |
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 */ | |
6fc6879b | 1200 | /* set desired ssid before scan */ |
c1bbb0ce | 1201 | if (bsd_set_ssid(drv, params->ssids[0].ssid, |
88487b0e | 1202 | params->ssids[0].ssid_len) < 0) |
6fc6879b JM |
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); | |
88487b0e | 1207 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
6fc6879b JM |
1208 | } |
1209 | ||
6fc6879b JM |
1210 | static void |
1211 | wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx) | |
1212 | { | |
449a3166 RM |
1213 | struct bsd_driver_global *global = sock_ctx; |
1214 | struct bsd_driver_data *drv; | |
6fc6879b | 1215 | struct if_announcemsghdr *ifan; |
dc0ad603 | 1216 | struct if_msghdr *ifm; |
6fc6879b JM |
1217 | struct rt_msghdr *rtm; |
1218 | union wpa_event_data event; | |
1219 | struct ieee80211_michael_event *mic; | |
42f34a9b MH |
1220 | struct ieee80211_leave_event *leave; |
1221 | struct ieee80211_join_event *join; | |
38bbd06e | 1222 | int n; |
28878f8b | 1223 | |
449a3166 | 1224 | n = read(sock, global->event_buf, global->event_buf_len); |
6fc6879b JM |
1225 | if (n < 0) { |
1226 | if (errno != EINTR && errno != EAGAIN) | |
a193231d | 1227 | wpa_printf(MSG_ERROR, "%s read() failed: %s", |
28878f8b | 1228 | __func__, strerror(errno)); |
6fc6879b JM |
1229 | return; |
1230 | } | |
1231 | ||
449a3166 | 1232 | rtm = (struct rt_msghdr *) global->event_buf; |
6fc6879b | 1233 | if (rtm->rtm_version != RTM_VERSION) { |
28878f8b MH |
1234 | wpa_printf(MSG_DEBUG, "Invalid routing message version=%d", |
1235 | rtm->rtm_version); | |
6fc6879b JM |
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; | |
6fc6879b JM |
1242 | switch (ifan->ifan_what) { |
1243 | case IFAN_DEPARTURE: | |
45e3fc72 RM |
1244 | drv = bsd_get_drvindex(global, ifan->ifan_index); |
1245 | if (drv) | |
1246 | drv->if_removed = 1; | |
6fc6879b | 1247 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; |
45e3fc72 RM |
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; | |
cb22e3b2 | 1256 | break; |
6fc6879b | 1257 | default: |
45e3fc72 | 1258 | wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: unknown action"); |
6fc6879b JM |
1259 | return; |
1260 | } | |
1261 | wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s", | |
45e3fc72 | 1262 | ifan->ifan_name, |
6fc6879b JM |
1263 | ifan->ifan_what == IFAN_DEPARTURE ? |
1264 | "removed" : "added"); | |
45e3fc72 RM |
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 | } | |
6fc6879b JM |
1281 | break; |
1282 | case RTM_IEEE80211: | |
1283 | ifan = (struct if_announcemsghdr *) rtm; | |
dc0ad603 RM |
1284 | drv = bsd_get_drvindex(global, ifan->ifan_index); |
1285 | if (drv == NULL) | |
1286 | return; | |
6fc6879b JM |
1287 | switch (ifan->ifan_what) { |
1288 | case RTM_IEEE80211_ASSOC: | |
1289 | case RTM_IEEE80211_REASSOC: | |
42f34a9b MH |
1290 | if (drv->is_ap) |
1291 | break; | |
dc0ad603 | 1292 | wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL); |
6fc6879b JM |
1293 | break; |
1294 | case RTM_IEEE80211_DISASSOC: | |
42f34a9b MH |
1295 | if (drv->is_ap) |
1296 | break; | |
dc0ad603 | 1297 | wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL); |
6fc6879b JM |
1298 | break; |
1299 | case RTM_IEEE80211_SCAN: | |
42f34a9b MH |
1300 | if (drv->is_ap) |
1301 | break; | |
dc0ad603 RM |
1302 | wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, |
1303 | NULL); | |
6fc6879b | 1304 | break; |
42f34a9b MH |
1305 | case RTM_IEEE80211_LEAVE: |
1306 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
dc0ad603 | 1307 | drv_event_disassoc(drv->ctx, leave->iev_addr); |
42f34a9b MH |
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]; | |
dc0ad603 | 1314 | bsd_new_sta(drv, drv->ctx, join->iev_addr); |
42f34a9b | 1315 | break; |
6fc6879b JM |
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); | |
dc0ad603 RM |
1329 | wpa_supplicant_event(drv->ctx, |
1330 | EVENT_MICHAEL_MIC_FAILURE, &event); | |
6fc6879b JM |
1331 | break; |
1332 | } | |
1333 | break; | |
1334 | case RTM_IFINFO: | |
dc0ad603 RM |
1335 | ifm = (struct if_msghdr *) rtm; |
1336 | drv = bsd_get_drvindex(global, ifm->ifm_index); | |
1337 | if (drv == NULL) | |
1338 | return; | |
af060932 RM |
1339 | if ((ifm->ifm_flags & IFF_UP) == 0 && |
1340 | (drv->flags & IFF_UP) != 0) { | |
6fc6879b | 1341 | wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN", |
af060932 RM |
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); | |
6fc6879b | 1351 | } |
af060932 | 1352 | drv->flags = ifm->ifm_flags; |
6fc6879b JM |
1353 | break; |
1354 | } | |
1355 | } | |
1356 | ||
a65f4a57 MH |
1357 | static void |
1358 | wpa_driver_bsd_add_scan_entry(struct wpa_scan_results *res, | |
1359 | struct ieee80211req_scan_result *sr) | |
6fc6879b | 1360 | { |
a65f4a57 MH |
1361 | struct wpa_scan_res *result, **tmp; |
1362 | size_t extra_len; | |
1363 | u8 *pos; | |
6fc6879b | 1364 | |
a65f4a57 MH |
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; | |
6fc6879b | 1369 | |
a65f4a57 MH |
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; | |
18ae3a67 RM |
1379 | |
1380 | #ifdef __FreeBSD__ | |
89f46900 RP |
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; | |
18ae3a67 RM |
1386 | #else |
1387 | result->level = sr->isr_rssi; | |
1388 | #endif | |
6fc6879b | 1389 | |
a65f4a57 | 1390 | pos = (u8 *)(result + 1); |
6fc6879b | 1391 | |
a65f4a57 MH |
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; | |
6fc6879b | 1396 | |
a65f4a57 MH |
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; | |
6fc6879b | 1405 | |
a65f4a57 MH |
1406 | *pos++ = WLAN_EID_ERP_INFO; |
1407 | *pos++ = 1; | |
1408 | *pos++ = sr->isr_erp; | |
6fc6879b | 1409 | |
28c91ee1 IV |
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 | |
a65f4a57 | 1414 | os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len); |
28c91ee1 | 1415 | #endif |
a65f4a57 | 1416 | pos += sr->isr_ie_len; |
6fc6879b | 1417 | |
a65f4a57 MH |
1418 | result->ie_len = pos - (u8 *)(result + 1); |
1419 | ||
067ffa26 JM |
1420 | tmp = os_realloc_array(res->res, res->num + 1, |
1421 | sizeof(struct wpa_scan_res *)); | |
a65f4a57 MH |
1422 | if (tmp == NULL) { |
1423 | os_free(result); | |
1424 | return; | |
1425 | } | |
1426 | tmp[res->num++] = result; | |
1427 | res->res = tmp; | |
6fc6879b JM |
1428 | } |
1429 | ||
a65f4a57 MH |
1430 | struct wpa_scan_results * |
1431 | wpa_driver_bsd_get_scan_results2(void *priv) | |
6fc6879b | 1432 | { |
6fc6879b | 1433 | struct ieee80211req_scan_result *sr; |
a65f4a57 MH |
1434 | struct wpa_scan_results *res; |
1435 | int len, rest; | |
1436 | uint8_t buf[24*1024], *pos; | |
6fc6879b | 1437 | |
e1b1309b | 1438 | len = get80211var(priv, IEEE80211_IOC_SCAN_RESULTS, buf, 24*1024); |
6fc6879b | 1439 | if (len < 0) |
a65f4a57 MH |
1440 | return NULL; |
1441 | ||
1442 | res = os_zalloc(sizeof(*res)); | |
1443 | if (res == NULL) | |
1444 | return NULL; | |
6fc6879b | 1445 | |
a65f4a57 MH |
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; | |
6fc6879b | 1453 | } |
6fc6879b | 1454 | |
a65f4a57 MH |
1455 | wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%lu BSSes)", |
1456 | len, (unsigned long)res->num); | |
6fc6879b | 1457 | |
a65f4a57 | 1458 | return res; |
6fc6879b JM |
1459 | } |
1460 | ||
86b24ea9 | 1461 | static int wpa_driver_bsd_capa(struct bsd_driver_data *drv) |
42f34a9b | 1462 | { |
c6611ed9 MH |
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 */ | |
42f34a9b MH |
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; | |
c6611ed9 MH |
1522 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; |
1523 | #endif /* IEEE80211_IOC_DEVCAPS */ | |
88487b0e MH |
1524 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1525 | drv->capa.max_scan_ssids = IEEE80211_IOC_SCAN_MAX_SSID; | |
c6611ed9 MH |
1526 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ |
1527 | drv->capa.max_scan_ssids = 1; | |
88487b0e | 1528 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
c6611ed9 MH |
1529 | drv->capa.auth = WPA_DRIVER_AUTH_OPEN | |
1530 | WPA_DRIVER_AUTH_SHARED | | |
1531 | WPA_DRIVER_AUTH_LEAP; | |
42f34a9b MH |
1532 | return 0; |
1533 | } | |
1534 | ||
c69ed4dd MH |
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 | ||
449a3166 | 1543 | if (ioctl(drv->global->sock, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) { |
c69ed4dd MH |
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 | ||
6fc6879b | 1562 | static void * |
449a3166 | 1563 | wpa_driver_bsd_init(void *ctx, const char *ifname, void *priv) |
6fc6879b JM |
1564 | { |
1565 | #define GETPARAM(drv, param, v) \ | |
1566 | (((v) = get80211param(drv, param)) != -1) | |
86b24ea9 | 1567 | struct bsd_driver_data *drv; |
6fc6879b JM |
1568 | |
1569 | drv = os_zalloc(sizeof(*drv)); | |
1570 | if (drv == NULL) | |
1571 | return NULL; | |
38bbd06e | 1572 | |
6fc6879b JM |
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); | |
449a3166 | 1583 | goto fail; |
6fc6879b | 1584 | } |
449a3166 RM |
1585 | |
1586 | drv->ctx = ctx; | |
1587 | drv->global = priv; | |
70a867c2 | 1588 | os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); |
70a867c2 | 1589 | |
6fc6879b JM |
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 | } | |
5197244a | 1605 | |
42f34a9b | 1606 | if (wpa_driver_bsd_capa(drv)) |
6fc6879b | 1607 | goto fail; |
4a867032 | 1608 | |
7f46ad9e RM |
1609 | /* Down interface during setup. */ |
1610 | if (bsd_ctrl_iface(drv, 0) < 0) | |
1611 | goto fail; | |
1612 | ||
5dd82c63 | 1613 | drv->opmode = get80211opmode(drv); |
449a3166 | 1614 | dl_list_add(&drv->global->ifaces, &drv->list); |
5dd82c63 | 1615 | |
6fc6879b JM |
1616 | return drv; |
1617 | fail: | |
6fc6879b JM |
1618 | os_free(drv); |
1619 | return NULL; | |
1620 | #undef GETPARAM | |
1621 | } | |
1622 | ||
1623 | static void | |
1624 | wpa_driver_bsd_deinit(void *priv) | |
1625 | { | |
86b24ea9 | 1626 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1627 | |
45e3fc72 | 1628 | if (drv->ifindex != 0 && !drv->if_removed) { |
cb22e3b2 | 1629 | wpa_driver_bsd_set_wpa(drv, 0); |
6fc6879b | 1630 | |
cb22e3b2 RM |
1631 | /* NB: mark interface down */ |
1632 | bsd_ctrl_iface(drv, 0); | |
6fc6879b | 1633 | |
cb22e3b2 RM |
1634 | wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, |
1635 | drv->prev_privacy); | |
449a3166 | 1636 | |
cb22e3b2 RM |
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 | } | |
6fc6879b | 1643 | |
42f34a9b MH |
1644 | if (drv->sock_xmit != NULL) |
1645 | l2_packet_deinit(drv->sock_xmit); | |
449a3166 | 1646 | dl_list_del(&drv->list); |
6fc6879b JM |
1647 | os_free(drv); |
1648 | } | |
1649 | ||
42f34a9b MH |
1650 | static int |
1651 | wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa) | |
1652 | { | |
86b24ea9 | 1653 | struct bsd_driver_data *drv = priv; |
42f34a9b MH |
1654 | |
1655 | os_memcpy(capa, &drv->capa, sizeof(*capa)); | |
1656 | return 0; | |
1657 | } | |
e1b1309b | 1658 | #endif /* HOSTAPD */ |
42f34a9b | 1659 | |
449a3166 | 1660 | static void * |
45e3fc72 | 1661 | bsd_global_init(void *ctx) |
449a3166 RM |
1662 | { |
1663 | struct bsd_driver_global *global; | |
1664 | ||
1665 | global = os_zalloc(sizeof(*global)); | |
1666 | if (global == NULL) | |
1667 | return NULL; | |
1668 | ||
45e3fc72 | 1669 | global->ctx = ctx; |
449a3166 RM |
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 | ||
6fc6879b JM |
1722 | |
1723 | const struct wpa_driver_ops wpa_driver_bsd_ops = { | |
1724 | .name = "bsd", | |
66d4085f | 1725 | .desc = "BSD 802.11 support", |
449a3166 RM |
1726 | .global_init = bsd_global_init, |
1727 | .global_deinit = bsd_global_deinit, | |
e1b1309b MH |
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, | |
e1b1309b MH |
1734 | .read_sta_data = bsd_read_sta_driver_data, |
1735 | .sta_disassoc = bsd_sta_disassoc, | |
1736 | .sta_deauth = bsd_sta_deauth, | |
32dc6a31 | 1737 | .sta_set_flags = bsd_set_sta_authorized, |
646f12ad | 1738 | .commit = bsd_commit, |
e1b1309b | 1739 | #else /* HOSTAPD */ |
449a3166 | 1740 | .init2 = wpa_driver_bsd_init, |
6fc6879b JM |
1741 | .deinit = wpa_driver_bsd_deinit, |
1742 | .get_bssid = wpa_driver_bsd_get_bssid, | |
1743 | .get_ssid = wpa_driver_bsd_get_ssid, | |
6fc6879b | 1744 | .set_countermeasures = wpa_driver_bsd_set_countermeasures, |
c2e8d0a0 | 1745 | .scan2 = wpa_driver_bsd_scan, |
a65f4a57 | 1746 | .get_scan_results2 = wpa_driver_bsd_get_scan_results2, |
6fc6879b | 1747 | .deauthenticate = wpa_driver_bsd_deauthenticate, |
6fc6879b | 1748 | .associate = wpa_driver_bsd_associate, |
42f34a9b | 1749 | .get_capa = wpa_driver_bsd_get_capa, |
c5121837 | 1750 | #endif /* HOSTAPD */ |
6db1602d | 1751 | .set_freq = bsd_set_freq, |
e1b1309b MH |
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, | |
88487b0e | 1757 | .set_generic_elem = bsd_set_opt_ie, |
e1b1309b | 1758 | }; |