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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 | ||
86b24ea9 MH |
50 | struct bsd_driver_data { |
51 | struct hostapd_data *hapd; /* back pointer */ | |
52 | ||
53 | int sock; /* open socket for 802.11 ioctls */ | |
54 | struct l2_packet_data *sock_xmit;/* raw packet xmit socket */ | |
55 | int route; /* routing socket for events */ | |
56 | char ifname[IFNAMSIZ+1]; /* interface name */ | |
57 | unsigned int ifindex; /* interface index */ | |
58 | void *ctx; | |
59 | struct wpa_driver_capa capa; /* driver capability */ | |
60 | int is_ap; /* Access point mode */ | |
61 | int prev_roaming; /* roaming state to restore on deinit */ | |
62 | int prev_privacy; /* privacy state to restore on deinit */ | |
63 | int prev_wpa; /* wpa state to restore on deinit */ | |
64 | }; | |
65 | ||
66d4085f RM |
66 | /* Generic functions for hostapd and wpa_supplicant */ |
67 | ||
68 | static int | |
0c6bdf91 | 69 | bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len) |
66d4085f | 70 | { |
0c6bdf91 | 71 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
72 | struct ieee80211req ireq; |
73 | ||
74 | os_memset(&ireq, 0, sizeof(ireq)); | |
0c6bdf91 | 75 | os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name)); |
66d4085f | 76 | ireq.i_type = op; |
0c6bdf91 | 77 | ireq.i_val = val; |
66d4085f | 78 | ireq.i_data = (void *) arg; |
0c6bdf91 | 79 | ireq.i_len = arg_len; |
66d4085f | 80 | |
0c6bdf91 MH |
81 | if (ioctl(drv->sock, SIOCS80211, &ireq) < 0) { |
82 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, val=%u, " | |
83 | "arg_len=%u]: %s", op, val, arg_len, | |
84 | strerror(errno)); | |
66d4085f RM |
85 | return -1; |
86 | } | |
87 | return 0; | |
88 | } | |
89 | ||
90 | static int | |
0c6bdf91 MH |
91 | bsd_get80211(void *priv, struct ieee80211req *ireq, int op, void *arg, |
92 | int arg_len) | |
66d4085f | 93 | { |
0c6bdf91 | 94 | struct bsd_driver_data *drv = priv; |
66d4085f | 95 | |
0c6bdf91 MH |
96 | os_memset(ireq, 0, sizeof(*ireq)); |
97 | os_strlcpy(ireq->i_name, drv->ifname, sizeof(ireq->i_name)); | |
98 | ireq->i_type = op; | |
99 | ireq->i_len = arg_len; | |
100 | ireq->i_data = arg; | |
66d4085f | 101 | |
0c6bdf91 MH |
102 | if (ioctl(drv->sock, SIOCG80211, ireq) < 0) { |
103 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, " | |
104 | "arg_len=%u]: %s", op, arg_len, strerror(errno)); | |
66d4085f RM |
105 | return -1; |
106 | } | |
0c6bdf91 | 107 | return 0; |
66d4085f RM |
108 | } |
109 | ||
110 | static int | |
0c6bdf91 | 111 | get80211var(struct bsd_driver_data *drv, int op, void *arg, int arg_len) |
66d4085f RM |
112 | { |
113 | struct ieee80211req ireq; | |
114 | ||
0c6bdf91 | 115 | if (bsd_get80211(drv, &ireq, op, arg, arg_len) < 0) |
66d4085f | 116 | return -1; |
0c6bdf91 | 117 | return ireq.i_len; |
e1b1309b MH |
118 | } |
119 | ||
120 | static int | |
121 | set80211var(struct bsd_driver_data *drv, int op, const void *arg, int arg_len) | |
66d4085f | 122 | { |
0c6bdf91 | 123 | return bsd_set80211(drv, op, 0, arg, arg_len); |
e1b1309b MH |
124 | } |
125 | ||
126 | static int | |
127 | set80211param(struct bsd_driver_data *drv, int op, int arg) | |
128 | { | |
0c6bdf91 | 129 | return bsd_set80211(drv, op, arg, NULL, 0); |
e1b1309b MH |
130 | } |
131 | ||
132 | static int | |
8709de1a | 133 | bsd_get_ssid(void *priv, u8 *ssid, int len) |
e1b1309b MH |
134 | { |
135 | struct bsd_driver_data *drv = priv; | |
66d4085f RM |
136 | #ifdef SIOCG80211NWID |
137 | struct ieee80211_nwid nwid; | |
138 | struct ifreq ifr; | |
139 | ||
140 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 141 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 142 | ifr.ifr_data = (void *)&nwid; |
e1b1309b | 143 | if (ioctl(drv->sock, SIOCG80211NWID, &ifr) < 0 || |
66d4085f RM |
144 | nwid.i_len > IEEE80211_NWID_LEN) |
145 | return -1; | |
146 | os_memcpy(ssid, nwid.i_nwid, nwid.i_len); | |
147 | return nwid.i_len; | |
148 | #else | |
e1b1309b | 149 | return get80211var(drv, IEEE80211_IOC_SSID, ssid, IEEE80211_NWID_LEN); |
66d4085f RM |
150 | #endif |
151 | } | |
152 | ||
153 | static int | |
8709de1a | 154 | bsd_set_ssid(void *priv, const u8 *ssid, int ssid_len) |
66d4085f | 155 | { |
e1b1309b | 156 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
157 | #ifdef SIOCS80211NWID |
158 | struct ieee80211_nwid nwid; | |
159 | struct ifreq ifr; | |
160 | ||
161 | os_memcpy(nwid.i_nwid, ssid, ssid_len); | |
162 | nwid.i_len = ssid_len; | |
163 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 164 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 165 | ifr.ifr_data = (void *)&nwid; |
e1b1309b | 166 | return ioctl(drv->sock, SIOCS80211NWID, &ifr); |
66d4085f | 167 | #else |
e1b1309b | 168 | return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len); |
66d4085f RM |
169 | #endif |
170 | } | |
171 | ||
5197244a | 172 | static int |
e1b1309b | 173 | bsd_get_if_media(void *priv) |
5197244a | 174 | { |
e1b1309b | 175 | struct bsd_driver_data *drv = priv; |
5197244a MH |
176 | struct ifmediareq ifmr; |
177 | ||
178 | os_memset(&ifmr, 0, sizeof(ifmr)); | |
e1b1309b | 179 | os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name)); |
5197244a | 180 | |
e1b1309b | 181 | if (ioctl(drv->sock, SIOCGIFMEDIA, &ifmr) < 0) { |
5197244a MH |
182 | wpa_printf(MSG_ERROR, "%s: SIOCGIFMEDIA %s", __func__, |
183 | strerror(errno)); | |
184 | return -1; | |
185 | } | |
186 | ||
187 | return ifmr.ifm_current; | |
188 | } | |
189 | ||
190 | static int | |
e1b1309b | 191 | bsd_set_if_media(void *priv, int media) |
5197244a | 192 | { |
e1b1309b | 193 | struct bsd_driver_data *drv = priv; |
5197244a MH |
194 | struct ifreq ifr; |
195 | ||
196 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 197 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
5197244a MH |
198 | ifr.ifr_media = media; |
199 | ||
e1b1309b | 200 | if (ioctl(drv->sock, SIOCSIFMEDIA, &ifr) < 0) { |
5197244a MH |
201 | wpa_printf(MSG_ERROR, "%s: SIOCSIFMEDIA %s", __func__, |
202 | strerror(errno)); | |
203 | return -1; | |
204 | } | |
205 | ||
206 | return 0; | |
207 | } | |
208 | ||
209 | static int | |
e1b1309b | 210 | bsd_set_mediaopt(void *priv, uint32_t mask, uint32_t mode) |
5197244a | 211 | { |
e1b1309b | 212 | int media = bsd_get_if_media(priv); |
5197244a MH |
213 | |
214 | if (media < 0) | |
215 | return -1; | |
216 | media &= ~mask; | |
217 | media |= mode; | |
e1b1309b | 218 | if (bsd_set_if_media(priv, media) < 0) |
5197244a MH |
219 | return -1; |
220 | return 0; | |
221 | } | |
222 | ||
cbdecd2b | 223 | static int |
e1b1309b | 224 | bsd_del_key(void *priv, const u8 *addr, int key_idx) |
cbdecd2b MH |
225 | { |
226 | struct ieee80211req_del_key wk; | |
227 | ||
228 | os_memset(&wk, 0, sizeof(wk)); | |
229 | if (addr == NULL) { | |
230 | wpa_printf(MSG_DEBUG, "%s: key_idx=%d", __func__, key_idx); | |
231 | wk.idk_keyix = key_idx; | |
232 | } else { | |
233 | wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__, | |
234 | MAC2STR(addr)); | |
235 | os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN); | |
236 | wk.idk_keyix = (u_int8_t) IEEE80211_KEYIX_NONE; /* XXX */ | |
237 | } | |
238 | ||
e1b1309b | 239 | return set80211var(priv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk)); |
cbdecd2b MH |
240 | } |
241 | ||
fa6b8afe | 242 | static int |
e1b1309b | 243 | bsd_send_mlme_param(void *priv, const u8 op, const u16 reason, const u8 *addr) |
fa6b8afe MH |
244 | { |
245 | struct ieee80211req_mlme mlme; | |
246 | ||
247 | os_memset(&mlme, 0, sizeof(mlme)); | |
248 | mlme.im_op = op; | |
249 | mlme.im_reason = reason; | |
250 | os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b | 251 | return set80211var(priv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)); |
fa6b8afe MH |
252 | } |
253 | ||
60bc3033 | 254 | static int |
e1b1309b | 255 | bsd_ctrl_iface(void *priv, int enable) |
60bc3033 | 256 | { |
e1b1309b | 257 | struct bsd_driver_data *drv = priv; |
60bc3033 MH |
258 | struct ifreq ifr; |
259 | ||
260 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 261 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
60bc3033 | 262 | |
e1b1309b | 263 | if (ioctl(drv->sock, SIOCGIFFLAGS, &ifr) < 0) { |
60bc3033 MH |
264 | perror("ioctl[SIOCGIFFLAGS]"); |
265 | return -1; | |
266 | } | |
267 | ||
268 | if (enable) | |
269 | ifr.ifr_flags |= IFF_UP; | |
270 | else | |
271 | ifr.ifr_flags &= ~IFF_UP; | |
272 | ||
e1b1309b | 273 | if (ioctl(drv->sock, SIOCSIFFLAGS, &ifr) < 0) { |
60bc3033 MH |
274 | perror("ioctl[SIOCSIFFLAGS]"); |
275 | return -1; | |
276 | } | |
277 | ||
278 | return 0; | |
279 | } | |
280 | ||
719196b1 | 281 | static int |
e1b1309b | 282 | bsd_set_key(const char *ifname, void *priv, enum wpa_alg alg, |
719196b1 MH |
283 | const unsigned char *addr, int key_idx, int set_tx, const u8 *seq, |
284 | size_t seq_len, const u8 *key, size_t key_len) | |
285 | { | |
286 | struct ieee80211req_key wk; | |
287 | ||
288 | wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%p key_idx=%d set_tx=%d " | |
289 | "seq_len=%zu key_len=%zu", __func__, alg, addr, key_idx, | |
290 | set_tx, seq_len, key_len); | |
291 | ||
e1b1309b MH |
292 | if (alg == WPA_ALG_NONE) { |
293 | #ifndef HOSTAPD | |
0382097e | 294 | if (addr == NULL || is_broadcast_ether_addr(addr)) |
e1b1309b MH |
295 | return bsd_del_key(priv, NULL, key_idx); |
296 | else | |
297 | #endif /* HOSTAPD */ | |
298 | return bsd_del_key(priv, addr, key_idx); | |
299 | } | |
300 | ||
719196b1 MH |
301 | os_memset(&wk, 0, sizeof(wk)); |
302 | switch (alg) { | |
303 | case WPA_ALG_WEP: | |
304 | wk.ik_type = IEEE80211_CIPHER_WEP; | |
305 | break; | |
306 | case WPA_ALG_TKIP: | |
307 | wk.ik_type = IEEE80211_CIPHER_TKIP; | |
308 | break; | |
309 | case WPA_ALG_CCMP: | |
310 | wk.ik_type = IEEE80211_CIPHER_AES_CCM; | |
311 | break; | |
312 | default: | |
313 | wpa_printf(MSG_ERROR, "%s: unknown alg=%d", __func__, alg); | |
314 | return -1; | |
315 | } | |
316 | ||
317 | wk.ik_flags = IEEE80211_KEY_RECV; | |
318 | if (set_tx) | |
319 | wk.ik_flags |= IEEE80211_KEY_XMIT; | |
320 | ||
321 | if (addr == NULL) { | |
322 | os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN); | |
323 | wk.ik_keyix = key_idx; | |
324 | } else { | |
325 | os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN); | |
326 | /* | |
327 | * Deduce whether group/global or unicast key by checking | |
328 | * the address (yech). Note also that we can only mark global | |
329 | * keys default; doing this for a unicast key is an error. | |
330 | */ | |
0382097e | 331 | if (is_broadcast_ether_addr(addr)) { |
719196b1 MH |
332 | wk.ik_flags |= IEEE80211_KEY_GROUP; |
333 | wk.ik_keyix = key_idx; | |
334 | } else { | |
335 | wk.ik_keyix = key_idx == 0 ? IEEE80211_KEYIX_NONE : | |
336 | key_idx; | |
337 | } | |
338 | } | |
339 | if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx) | |
340 | wk.ik_flags |= IEEE80211_KEY_DEFAULT; | |
341 | wk.ik_keylen = key_len; | |
c3b0a1c8 ZY |
342 | if (seq) { |
343 | #ifdef WORDS_BIGENDIAN | |
344 | /* | |
345 | * wk.ik_keyrsc is in host byte order (big endian), need to | |
346 | * swap it to match with the byte order used in WPA. | |
347 | */ | |
348 | int i; | |
349 | u8 *keyrsc = (u8 *) &wk.ik_keyrsc; | |
350 | for (i = 0; i < seq_len; i++) | |
351 | keyrsc[WPA_KEY_RSC_LEN - i - 1] = seq[i]; | |
352 | #else /* WORDS_BIGENDIAN */ | |
da64c266 | 353 | os_memcpy(&wk.ik_keyrsc, seq, seq_len); |
c3b0a1c8 ZY |
354 | #endif /* WORDS_BIGENDIAN */ |
355 | } | |
719196b1 MH |
356 | os_memcpy(wk.ik_keydata, key, key_len); |
357 | ||
e1b1309b | 358 | return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)); |
719196b1 MH |
359 | } |
360 | ||
c5121837 | 361 | static int |
e1b1309b | 362 | bsd_configure_wpa(void *priv, struct wpa_bss_params *params) |
c5121837 | 363 | { |
88487b0e | 364 | #ifndef IEEE80211_IOC_APPIE |
c5121837 JM |
365 | static const char *ciphernames[] = |
366 | { "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" }; | |
c5121837 JM |
367 | int v; |
368 | ||
af586419 | 369 | switch (params->wpa_group) { |
c5121837 JM |
370 | case WPA_CIPHER_CCMP: |
371 | v = IEEE80211_CIPHER_AES_CCM; | |
372 | break; | |
373 | case WPA_CIPHER_TKIP: | |
374 | v = IEEE80211_CIPHER_TKIP; | |
375 | break; | |
376 | case WPA_CIPHER_WEP104: | |
377 | v = IEEE80211_CIPHER_WEP; | |
378 | break; | |
379 | case WPA_CIPHER_WEP40: | |
380 | v = IEEE80211_CIPHER_WEP; | |
381 | break; | |
382 | case WPA_CIPHER_NONE: | |
383 | v = IEEE80211_CIPHER_NONE; | |
384 | break; | |
385 | default: | |
386 | printf("Unknown group key cipher %u\n", | |
af586419 | 387 | params->wpa_group); |
c5121837 JM |
388 | return -1; |
389 | } | |
390 | wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)", | |
391 | __func__, ciphernames[v], v); | |
e1b1309b | 392 | if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) { |
c5121837 JM |
393 | printf("Unable to set group key cipher to %u (%s)\n", |
394 | v, ciphernames[v]); | |
395 | return -1; | |
396 | } | |
397 | if (v == IEEE80211_CIPHER_WEP) { | |
398 | /* key length is done only for specific ciphers */ | |
af586419 | 399 | v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5); |
e1b1309b | 400 | if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) { |
c5121837 JM |
401 | printf("Unable to set group key length to %u\n", v); |
402 | return -1; | |
403 | } | |
404 | } | |
405 | ||
406 | v = 0; | |
af586419 | 407 | if (params->wpa_pairwise & WPA_CIPHER_CCMP) |
c5121837 | 408 | v |= 1<<IEEE80211_CIPHER_AES_CCM; |
af586419 | 409 | if (params->wpa_pairwise & WPA_CIPHER_TKIP) |
c5121837 | 410 | v |= 1<<IEEE80211_CIPHER_TKIP; |
af586419 | 411 | if (params->wpa_pairwise & WPA_CIPHER_NONE) |
c5121837 JM |
412 | v |= 1<<IEEE80211_CIPHER_NONE; |
413 | wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v); | |
e1b1309b | 414 | if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) { |
c5121837 JM |
415 | printf("Unable to set pairwise key ciphers to 0x%x\n", v); |
416 | return -1; | |
417 | } | |
418 | ||
419 | wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x", | |
af586419 | 420 | __func__, params->wpa_key_mgmt); |
e1b1309b MH |
421 | if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS, |
422 | params->wpa_key_mgmt)) { | |
c5121837 | 423 | printf("Unable to set key management algorithms to 0x%x\n", |
af586419 | 424 | params->wpa_key_mgmt); |
c5121837 JM |
425 | return -1; |
426 | } | |
427 | ||
428 | v = 0; | |
af586419 | 429 | if (params->rsn_preauth) |
c5121837 JM |
430 | v |= BIT(0); |
431 | wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x", | |
af586419 | 432 | __func__, params->rsn_preauth); |
e1b1309b | 433 | if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) { |
c5121837 JM |
434 | printf("Unable to set RSN capabilities to 0x%x\n", v); |
435 | return -1; | |
436 | } | |
88487b0e | 437 | #endif /* IEEE80211_IOC_APPIE */ |
c5121837 | 438 | |
af586419 | 439 | wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa); |
e1b1309b | 440 | if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) { |
af586419 | 441 | printf("Unable to set WPA to %u\n", params->wpa); |
c5121837 JM |
442 | return -1; |
443 | } | |
444 | return 0; | |
445 | } | |
446 | ||
c5121837 | 447 | static int |
e1b1309b | 448 | bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params) |
c5121837 | 449 | { |
af586419 | 450 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled); |
c5121837 | 451 | |
af586419 | 452 | if (!params->enabled) { |
c5121837 | 453 | /* XXX restore state */ |
e1b1309b MH |
454 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, |
455 | IEEE80211_AUTH_AUTO); | |
c5121837 | 456 | } |
af586419 | 457 | if (!params->wpa && !params->ieee802_1x) { |
42f34a9b MH |
458 | wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled", |
459 | __func__); | |
c5121837 JM |
460 | return -1; |
461 | } | |
e1b1309b | 462 | if (params->wpa && bsd_configure_wpa(priv, params) != 0) { |
42f34a9b MH |
463 | wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state", |
464 | __func__); | |
c5121837 JM |
465 | return -1; |
466 | } | |
e1b1309b | 467 | if (set80211param(priv, IEEE80211_IOC_AUTHMODE, |
af586419 | 468 | (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) { |
42f34a9b MH |
469 | wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X", |
470 | __func__); | |
c5121837 JM |
471 | return -1; |
472 | } | |
e1b1309b | 473 | return bsd_ctrl_iface(priv, 1); |
c5121837 JM |
474 | } |
475 | ||
476 | static int | |
3234cba4 | 477 | bsd_set_sta_authorized(void *priv, const u8 *addr, |
4c32757d | 478 | int total_flags, int flags_or, int flags_and) |
c5121837 | 479 | { |
42f34a9b | 480 | int authorized = -1; |
c5121837 | 481 | |
42f34a9b MH |
482 | /* For now, only support setting Authorized flag */ |
483 | if (flags_or & WPA_STA_AUTHORIZED) | |
484 | authorized = 1; | |
485 | if (!(flags_and & WPA_STA_AUTHORIZED)) | |
486 | authorized = 0; | |
c5121837 | 487 | |
42f34a9b MH |
488 | if (authorized < 0) |
489 | return 0; | |
490 | ||
e1b1309b | 491 | return bsd_send_mlme_param(priv, authorized ? |
42f34a9b MH |
492 | IEEE80211_MLME_AUTHORIZE : |
493 | IEEE80211_MLME_UNAUTHORIZE, 0, addr); | |
494 | } | |
495 | ||
496 | static void | |
e1b1309b | 497 | bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN]) |
42f34a9b MH |
498 | { |
499 | struct ieee80211req_wpaie ie; | |
500 | int ielen = 0; | |
501 | u8 *iebuf = NULL; | |
502 | ||
503 | /* | |
504 | * Fetch and validate any negotiated WPA/RSN parameters. | |
505 | */ | |
506 | memset(&ie, 0, sizeof(ie)); | |
507 | memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b | 508 | if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) { |
42f34a9b MH |
509 | printf("Failed to get WPA/RSN information element.\n"); |
510 | goto no_ie; | |
511 | } | |
512 | iebuf = ie.wpa_ie; | |
513 | ielen = ie.wpa_ie[1]; | |
514 | if (ielen == 0) | |
515 | iebuf = NULL; | |
516 | else | |
517 | ielen += 2; | |
518 | ||
519 | no_ie: | |
39b08b5f | 520 | drv_event_assoc(ctx, addr, iebuf, ielen, 0); |
42f34a9b MH |
521 | } |
522 | ||
523 | static int | |
e1b1309b | 524 | bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len, |
4378fc14 | 525 | int encrypt, const u8 *own_addr, u32 flags) |
42f34a9b | 526 | { |
e1b1309b MH |
527 | struct bsd_driver_data *drv = priv; |
528 | ||
42f34a9b MH |
529 | wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len); |
530 | ||
e1b1309b MH |
531 | return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data, |
532 | data_len); | |
c5121837 JM |
533 | } |
534 | ||
535 | static int | |
6db1602d | 536 | bsd_set_freq(void *priv, struct hostapd_freq_params *freq) |
42f34a9b | 537 | { |
e1b1309b | 538 | struct bsd_driver_data *drv = priv; |
aba7569e | 539 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 540 | struct ieee80211chanreq creq; |
362468d1 | 541 | #endif /* SIOCS80211CHANNEL */ |
42f34a9b | 542 | u32 mode; |
6db1602d | 543 | int channel = freq->channel; |
42f34a9b | 544 | |
ca79385a YZ |
545 | if (channel < 14) { |
546 | mode = | |
547 | #ifdef CONFIG_IEEE80211N | |
548 | freq->ht_enabled ? IFM_IEEE80211_11NG : | |
549 | #endif /* CONFIG_IEEE80211N */ | |
550 | IFM_IEEE80211_11G; | |
551 | } else if (channel == 14) { | |
42f34a9b | 552 | mode = IFM_IEEE80211_11B; |
ca79385a YZ |
553 | } else { |
554 | mode = | |
555 | #ifdef CONFIG_IEEE80211N | |
556 | freq->ht_enabled ? IFM_IEEE80211_11NA : | |
557 | #endif /* CONFIG_IEEE80211N */ | |
558 | IFM_IEEE80211_11A; | |
559 | } | |
e1b1309b | 560 | if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) { |
42f34a9b MH |
561 | wpa_printf(MSG_ERROR, "%s: failed to set modulation mode", |
562 | __func__); | |
563 | return -1; | |
564 | } | |
565 | ||
362468d1 | 566 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 567 | os_memset(&creq, 0, sizeof(creq)); |
e1b1309b | 568 | os_strlcpy(creq.i_name, drv->ifname, sizeof(creq.i_name)); |
6db1602d | 569 | creq.i_channel = (u_int16_t)channel; |
e1b1309b | 570 | return ioctl(drv->sock, SIOCS80211CHANNEL, &creq); |
362468d1 MH |
571 | #else /* SIOCS80211CHANNEL */ |
572 | return set80211param(priv, IEEE80211_IOC_CHANNEL, channel); | |
573 | #endif /* SIOCS80211CHANNEL */ | |
42f34a9b MH |
574 | } |
575 | ||
88487b0e | 576 | static int |
aa484516 | 577 | bsd_set_opt_ie(void *priv, const u8 *ie, size_t ie_len) |
88487b0e MH |
578 | { |
579 | #ifdef IEEE80211_IOC_APPIE | |
88487b0e MH |
580 | wpa_printf(MSG_DEBUG, "%s: set WPA+RSN ie (len %lu)", __func__, |
581 | (unsigned long)ie_len); | |
0c6bdf91 MH |
582 | return bsd_set80211(priv, IEEE80211_IOC_APPIE, IEEE80211_APPIE_WPA, |
583 | ie, ie_len); | |
88487b0e MH |
584 | #endif /* IEEE80211_IOC_APPIE */ |
585 | return 0; | |
586 | } | |
587 | ||
28878f8b MH |
588 | static int |
589 | rtbuf_len(void) | |
590 | { | |
591 | size_t len; | |
592 | ||
d4a747f0 | 593 | int mib[6] = {CTL_NET, AF_ROUTE, 0, AF_INET, NET_RT_DUMP, 0}; |
28878f8b MH |
594 | |
595 | if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) { | |
d4a747f0 | 596 | wpa_printf(MSG_WARNING, "%s failed: %s\n", __func__, |
28878f8b | 597 | strerror(errno)); |
d4a747f0 | 598 | len = 2048; |
28878f8b MH |
599 | } |
600 | ||
601 | return len; | |
602 | } | |
42f34a9b MH |
603 | |
604 | #ifdef HOSTAPD | |
605 | ||
606 | /* | |
607 | * Avoid conflicts with hostapd definitions by undefining couple of defines | |
608 | * from net80211 header files. | |
609 | */ | |
610 | #undef RSN_VERSION | |
611 | #undef WPA_VERSION | |
612 | #undef WPA_OUI_TYPE | |
613 | ||
42f34a9b MH |
614 | static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, |
615 | int reason_code); | |
616 | ||
42f34a9b MH |
617 | static const char * |
618 | ether_sprintf(const u8 *addr) | |
619 | { | |
620 | static char buf[sizeof(MACSTR)]; | |
621 | ||
622 | if (addr != NULL) | |
623 | snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr)); | |
624 | else | |
625 | snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0); | |
626 | return buf; | |
627 | } | |
628 | ||
42f34a9b | 629 | static int |
d5dd016a | 630 | bsd_set_privacy(void *priv, int enabled) |
c5121837 | 631 | { |
42f34a9b MH |
632 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
633 | ||
e1b1309b | 634 | return set80211param(priv, IEEE80211_IOC_PRIVACY, enabled); |
c5121837 JM |
635 | } |
636 | ||
c5121837 JM |
637 | static int |
638 | bsd_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx, | |
639 | u8 *seq) | |
640 | { | |
c5121837 JM |
641 | struct ieee80211req_key wk; |
642 | ||
643 | wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d", | |
644 | __func__, ether_sprintf(addr), idx); | |
645 | ||
646 | memset(&wk, 0, sizeof(wk)); | |
647 | if (addr == NULL) | |
648 | memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN); | |
649 | else | |
650 | memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN); | |
651 | wk.ik_keyix = idx; | |
652 | ||
e1b1309b | 653 | if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) { |
c5121837 JM |
654 | printf("Failed to get encryption.\n"); |
655 | return -1; | |
656 | } | |
657 | ||
658 | #ifdef WORDS_BIGENDIAN | |
659 | { | |
660 | /* | |
661 | * wk.ik_keytsc is in host byte order (big endian), need to | |
662 | * swap it to match with the byte order used in WPA. | |
663 | */ | |
664 | int i; | |
665 | u8 tmp[WPA_KEY_RSC_LEN]; | |
666 | memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc)); | |
667 | for (i = 0; i < WPA_KEY_RSC_LEN; i++) { | |
668 | seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1]; | |
669 | } | |
670 | } | |
671 | #else /* WORDS_BIGENDIAN */ | |
672 | memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc)); | |
673 | #endif /* WORDS_BIGENDIAN */ | |
674 | return 0; | |
675 | } | |
676 | ||
677 | ||
678 | static int | |
679 | bsd_flush(void *priv) | |
680 | { | |
681 | u8 allsta[IEEE80211_ADDR_LEN]; | |
682 | ||
683 | memset(allsta, 0xff, IEEE80211_ADDR_LEN); | |
731723a5 | 684 | return bsd_sta_deauth(priv, NULL, allsta, IEEE80211_REASON_AUTH_LEAVE); |
c5121837 JM |
685 | } |
686 | ||
687 | ||
688 | static int | |
689 | bsd_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data, | |
690 | const u8 *addr) | |
691 | { | |
c5121837 JM |
692 | struct ieee80211req_sta_stats stats; |
693 | ||
694 | memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b MH |
695 | if (get80211var(priv, IEEE80211_IOC_STA_STATS, &stats, sizeof(stats)) |
696 | > 0) { | |
c5121837 JM |
697 | /* XXX? do packets counts include non-data frames? */ |
698 | data->rx_packets = stats.is_stats.ns_rx_data; | |
699 | data->rx_bytes = stats.is_stats.ns_rx_bytes; | |
700 | data->tx_packets = stats.is_stats.ns_tx_data; | |
701 | data->tx_bytes = stats.is_stats.ns_tx_bytes; | |
702 | } | |
703 | return 0; | |
704 | } | |
705 | ||
c5121837 | 706 | static int |
731723a5 | 707 | bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code) |
c5121837 | 708 | { |
e1b1309b MH |
709 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
710 | addr); | |
c5121837 JM |
711 | } |
712 | ||
713 | static int | |
731723a5 JM |
714 | bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr, |
715 | int reason_code) | |
c5121837 | 716 | { |
e1b1309b MH |
717 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code, |
718 | addr); | |
c5121837 JM |
719 | } |
720 | ||
c5121837 JM |
721 | static void |
722 | bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx) | |
723 | { | |
724 | struct bsd_driver_data *drv = ctx; | |
28878f8b | 725 | char *buf; |
c5121837 JM |
726 | struct if_announcemsghdr *ifan; |
727 | struct rt_msghdr *rtm; | |
728 | struct ieee80211_michael_event *mic; | |
729 | struct ieee80211_join_event *join; | |
730 | struct ieee80211_leave_event *leave; | |
28878f8b | 731 | int n, len; |
1cd973d5 | 732 | union wpa_event_data data; |
c5121837 | 733 | |
28878f8b | 734 | len = rtbuf_len(); |
28878f8b MH |
735 | |
736 | buf = os_malloc(len); | |
737 | if (buf == NULL) { | |
738 | wpa_printf(MSG_ERROR, "%s os_malloc() failed\n", __func__); | |
739 | return; | |
740 | } | |
741 | ||
742 | n = read(sock, buf, len); | |
c5121837 JM |
743 | if (n < 0) { |
744 | if (errno != EINTR && errno != EAGAIN) | |
28878f8b MH |
745 | wpa_printf(MSG_ERROR, "%s read() failed: %s\n", |
746 | __func__, strerror(errno)); | |
747 | os_free(buf); | |
c5121837 JM |
748 | return; |
749 | } | |
750 | ||
751 | rtm = (struct rt_msghdr *) buf; | |
752 | if (rtm->rtm_version != RTM_VERSION) { | |
28878f8b MH |
753 | wpa_printf(MSG_DEBUG, "Invalid routing message version=%d", |
754 | rtm->rtm_version); | |
755 | os_free(buf); | |
c5121837 JM |
756 | return; |
757 | } | |
758 | ifan = (struct if_announcemsghdr *) rtm; | |
759 | switch (rtm->rtm_type) { | |
760 | case RTM_IEEE80211: | |
761 | switch (ifan->ifan_what) { | |
762 | case RTM_IEEE80211_ASSOC: | |
763 | case RTM_IEEE80211_REASSOC: | |
764 | case RTM_IEEE80211_DISASSOC: | |
765 | case RTM_IEEE80211_SCAN: | |
766 | break; | |
767 | case RTM_IEEE80211_LEAVE: | |
768 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
69378b79 | 769 | drv_event_disassoc(drv->hapd, leave->iev_addr); |
c5121837 JM |
770 | break; |
771 | case RTM_IEEE80211_JOIN: | |
772 | #ifdef RTM_IEEE80211_REJOIN | |
773 | case RTM_IEEE80211_REJOIN: | |
774 | #endif | |
775 | join = (struct ieee80211_join_event *) &ifan[1]; | |
e1b1309b | 776 | bsd_new_sta(drv, drv->hapd, join->iev_addr); |
c5121837 JM |
777 | break; |
778 | case RTM_IEEE80211_REPLAY: | |
779 | /* ignore */ | |
780 | break; | |
781 | case RTM_IEEE80211_MICHAEL: | |
782 | mic = (struct ieee80211_michael_event *) &ifan[1]; | |
783 | wpa_printf(MSG_DEBUG, | |
784 | "Michael MIC failure wireless event: " | |
785 | "keyix=%u src_addr=" MACSTR, mic->iev_keyix, | |
786 | MAC2STR(mic->iev_src)); | |
1cd973d5 JM |
787 | os_memset(&data, 0, sizeof(data)); |
788 | data.michael_mic_failure.unicast = 1; | |
789 | data.michael_mic_failure.src = mic->iev_src; | |
790 | wpa_supplicant_event(drv->hapd, | |
791 | EVENT_MICHAEL_MIC_FAILURE, &data); | |
c5121837 JM |
792 | break; |
793 | } | |
794 | break; | |
795 | } | |
28878f8b | 796 | os_free(buf); |
c5121837 JM |
797 | } |
798 | ||
c5121837 JM |
799 | static void |
800 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
801 | { | |
802 | struct bsd_driver_data *drv = ctx; | |
d3737256 | 803 | drv_event_eapol_rx(drv->hapd, src_addr, buf, len); |
c5121837 JM |
804 | } |
805 | ||
c5121837 | 806 | static void * |
92f475b4 | 807 | bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params) |
c5121837 JM |
808 | { |
809 | struct bsd_driver_data *drv; | |
810 | ||
811 | drv = os_zalloc(sizeof(struct bsd_driver_data)); | |
812 | if (drv == NULL) { | |
813 | printf("Could not allocate memory for bsd driver data\n"); | |
814 | goto bad; | |
815 | } | |
816 | ||
817 | drv->hapd = hapd; | |
6850c707 MH |
818 | drv->sock = socket(PF_INET, SOCK_DGRAM, 0); |
819 | if (drv->sock < 0) { | |
c5121837 JM |
820 | perror("socket[PF_INET,SOCK_DGRAM]"); |
821 | goto bad; | |
822 | } | |
6850c707 | 823 | os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname)); |
c5121837 | 824 | |
6850c707 | 825 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, |
d3737256 | 826 | handle_read, drv, 0); |
c5121837 JM |
827 | if (drv->sock_xmit == NULL) |
828 | goto bad; | |
412036f5 | 829 | if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr)) |
c5121837 JM |
830 | goto bad; |
831 | ||
60bc3033 | 832 | /* mark down during setup */ |
e1b1309b | 833 | if (bsd_ctrl_iface(drv, 0) < 0) |
60bc3033 | 834 | goto bad; |
6850c707 MH |
835 | |
836 | drv->route = socket(PF_ROUTE, SOCK_RAW, 0); | |
837 | if (drv->route < 0) { | |
838 | perror("socket(PF_ROUTE,SOCK_RAW)"); | |
c5121837 | 839 | goto bad; |
6850c707 MH |
840 | } |
841 | eloop_register_read_sock(drv->route, bsd_wireless_event_receive, drv, | |
842 | NULL); | |
c5121837 | 843 | |
e1b1309b | 844 | if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) { |
5197244a MH |
845 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
846 | __func__); | |
847 | goto bad; | |
848 | } | |
849 | ||
c5121837 JM |
850 | return drv; |
851 | bad: | |
852 | if (drv->sock_xmit != NULL) | |
853 | l2_packet_deinit(drv->sock_xmit); | |
6850c707 MH |
854 | if (drv->sock >= 0) |
855 | close(drv->sock); | |
c5121837 | 856 | if (drv != NULL) |
82f36163 | 857 | os_free(drv); |
c5121837 JM |
858 | return NULL; |
859 | } | |
860 | ||
861 | ||
862 | static void | |
863 | bsd_deinit(void *priv) | |
864 | { | |
865 | struct bsd_driver_data *drv = priv; | |
866 | ||
6850c707 MH |
867 | if (drv->route >= 0) { |
868 | eloop_unregister_read_sock(drv->route); | |
869 | close(drv->route); | |
870 | } | |
e1b1309b | 871 | bsd_ctrl_iface(drv, 0); |
6850c707 MH |
872 | if (drv->sock >= 0) |
873 | close(drv->sock); | |
c5121837 JM |
874 | if (drv->sock_xmit != NULL) |
875 | l2_packet_deinit(drv->sock_xmit); | |
82f36163 | 876 | os_free(drv); |
c5121837 JM |
877 | } |
878 | ||
c5121837 JM |
879 | #else /* HOSTAPD */ |
880 | ||
6fc6879b | 881 | static int |
86b24ea9 | 882 | get80211param(struct bsd_driver_data *drv, int op) |
6fc6879b JM |
883 | { |
884 | struct ieee80211req ireq; | |
885 | ||
0c6bdf91 | 886 | if (bsd_get80211(drv, &ireq, op, NULL, 0) < 0) |
6fc6879b | 887 | return -1; |
6fc6879b JM |
888 | return ireq.i_val; |
889 | } | |
890 | ||
6fc6879b JM |
891 | static int |
892 | wpa_driver_bsd_get_bssid(void *priv, u8 *bssid) | |
893 | { | |
86b24ea9 | 894 | struct bsd_driver_data *drv = priv; |
66d4085f | 895 | #ifdef SIOCG80211BSSID |
a65f4a57 | 896 | struct ieee80211_bssid bs; |
6fc6879b | 897 | |
e1b1309b | 898 | os_strlcpy(bs.i_name, drv->ifname, sizeof(bs.i_name)); |
a65f4a57 MH |
899 | if (ioctl(drv->sock, SIOCG80211BSSID, &bs) < 0) |
900 | return -1; | |
901 | os_memcpy(bssid, bs.i_bssid, sizeof(bs.i_bssid)); | |
902 | return 0; | |
903 | #else | |
6fc6879b JM |
904 | return get80211var(drv, IEEE80211_IOC_BSSID, |
905 | bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0; | |
a65f4a57 | 906 | #endif |
6fc6879b JM |
907 | } |
908 | ||
6fc6879b JM |
909 | static int |
910 | wpa_driver_bsd_get_ssid(void *priv, u8 *ssid) | |
911 | { | |
86b24ea9 | 912 | struct bsd_driver_data *drv = priv; |
c1bbb0ce | 913 | return bsd_get_ssid(drv, ssid, 0); |
6fc6879b JM |
914 | } |
915 | ||
916 | static int | |
86b24ea9 MH |
917 | wpa_driver_bsd_set_wpa_ie(struct bsd_driver_data *drv, const u8 *wpa_ie, |
918 | size_t wpa_ie_len) | |
6fc6879b | 919 | { |
c610dba1 | 920 | #ifdef IEEE80211_IOC_APPIE |
aa484516 | 921 | return bsd_set_opt_ie(drv, wpa_ie, wpa_ie_len); |
c610dba1 | 922 | #else /* IEEE80211_IOC_APPIE */ |
6fc6879b | 923 | return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len); |
c610dba1 | 924 | #endif /* IEEE80211_IOC_APPIE */ |
6fc6879b JM |
925 | } |
926 | ||
927 | static int | |
928 | wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy) | |
929 | { | |
6fc6879b JM |
930 | int ret = 0; |
931 | ||
932 | wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d", | |
933 | __FUNCTION__, wpa, privacy); | |
934 | ||
e1b1309b | 935 | if (!wpa && wpa_driver_bsd_set_wpa_ie(priv, NULL, 0) < 0) |
6fc6879b | 936 | ret = -1; |
e1b1309b | 937 | if (set80211param(priv, IEEE80211_IOC_PRIVACY, privacy) < 0) |
6fc6879b | 938 | ret = -1; |
e1b1309b | 939 | if (set80211param(priv, IEEE80211_IOC_WPA, wpa) < 0) |
6fc6879b JM |
940 | ret = -1; |
941 | ||
942 | return ret; | |
943 | } | |
944 | ||
945 | static int | |
946 | wpa_driver_bsd_set_wpa(void *priv, int enabled) | |
947 | { | |
948 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled); | |
949 | ||
950 | return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled); | |
951 | } | |
952 | ||
6fc6879b JM |
953 | static int |
954 | wpa_driver_bsd_set_countermeasures(void *priv, int enabled) | |
955 | { | |
6fc6879b | 956 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 957 | return set80211param(priv, IEEE80211_IOC_COUNTERMEASURES, enabled); |
6fc6879b JM |
958 | } |
959 | ||
960 | ||
961 | static int | |
962 | wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled) | |
963 | { | |
6fc6879b | 964 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 965 | return set80211param(priv, IEEE80211_IOC_DROPUNENCRYPTED, enabled); |
6fc6879b JM |
966 | } |
967 | ||
968 | static int | |
969 | wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code) | |
970 | { | |
e1b1309b MH |
971 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
972 | addr); | |
6fc6879b JM |
973 | } |
974 | ||
975 | static int | |
976 | wpa_driver_bsd_disassociate(void *priv, const u8 *addr, int reason_code) | |
977 | { | |
e1b1309b MH |
978 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code, |
979 | addr); | |
6fc6879b JM |
980 | } |
981 | ||
2a91091e MH |
982 | static int |
983 | wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg) | |
984 | { | |
2a91091e MH |
985 | int authmode; |
986 | ||
abd9fafa JM |
987 | if ((auth_alg & WPA_AUTH_ALG_OPEN) && |
988 | (auth_alg & WPA_AUTH_ALG_SHARED)) | |
2a91091e | 989 | authmode = IEEE80211_AUTH_AUTO; |
abd9fafa | 990 | else if (auth_alg & WPA_AUTH_ALG_SHARED) |
2a91091e MH |
991 | authmode = IEEE80211_AUTH_SHARED; |
992 | else | |
993 | authmode = IEEE80211_AUTH_OPEN; | |
994 | ||
e1b1309b | 995 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, authmode); |
2a91091e MH |
996 | } |
997 | ||
42f34a9b MH |
998 | static void |
999 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
1000 | { | |
86b24ea9 | 1001 | struct bsd_driver_data *drv = ctx; |
42f34a9b MH |
1002 | |
1003 | drv_event_eapol_rx(drv->ctx, src_addr, buf, len); | |
1004 | } | |
1005 | ||
6fc6879b JM |
1006 | static int |
1007 | wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params) | |
1008 | { | |
86b24ea9 | 1009 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1010 | struct ieee80211req_mlme mlme; |
42f34a9b | 1011 | u32 mode; |
6fc6879b | 1012 | int privacy; |
4a867032 | 1013 | int ret = 0; |
6fc6879b JM |
1014 | |
1015 | wpa_printf(MSG_DEBUG, | |
1016 | "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u" | |
1017 | , __func__ | |
92e63aaf JM |
1018 | , (unsigned int) params->ssid_len, params->ssid |
1019 | , (unsigned int) params->wpa_ie_len | |
6fc6879b JM |
1020 | , params->pairwise_suite |
1021 | , params->group_suite | |
1022 | , params->key_mgmt_suite | |
1023 | ); | |
1024 | ||
42f34a9b MH |
1025 | switch (params->mode) { |
1026 | case IEEE80211_MODE_INFRA: | |
1027 | mode = 0 /* STA */; | |
1028 | break; | |
1029 | case IEEE80211_MODE_IBSS: | |
1030 | mode = IFM_IEEE80211_IBSS; | |
1031 | break; | |
1032 | case IEEE80211_MODE_AP: | |
1033 | mode = IFM_IEEE80211_HOSTAP; | |
1034 | break; | |
1035 | default: | |
1036 | wpa_printf(MSG_ERROR, "%s: unknown operation mode", __func__); | |
1037 | return -1; | |
1038 | } | |
e1b1309b | 1039 | if (bsd_set_mediaopt(drv, IFM_OMASK, mode) < 0) { |
42f34a9b MH |
1040 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
1041 | __func__); | |
1042 | return -1; | |
1043 | } | |
1044 | ||
1045 | if (params->mode == IEEE80211_MODE_AP) { | |
42f34a9b MH |
1046 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, |
1047 | handle_read, drv, 0); | |
1048 | if (drv->sock_xmit == NULL) | |
1049 | return -1; | |
1050 | drv->is_ap = 1; | |
1051 | return 0; | |
1052 | } | |
1053 | ||
4a867032 JM |
1054 | if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted) |
1055 | < 0) | |
1056 | ret = -1; | |
1057 | if (wpa_driver_bsd_set_auth_alg(drv, params->auth_alg) < 0) | |
1058 | ret = -1; | |
6fc6879b JM |
1059 | /* XXX error handling is wrong but unclear what to do... */ |
1060 | if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0) | |
1061 | return -1; | |
6fc6879b JM |
1062 | |
1063 | privacy = !(params->pairwise_suite == CIPHER_NONE && | |
1064 | params->group_suite == CIPHER_NONE && | |
1065 | params->key_mgmt_suite == KEY_MGMT_NONE && | |
1066 | params->wpa_ie_len == 0); | |
1067 | wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy); | |
1068 | ||
1069 | if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0) | |
1070 | return -1; | |
1071 | ||
1072 | if (params->wpa_ie_len && | |
1073 | set80211param(drv, IEEE80211_IOC_WPA, | |
1074 | params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1) < 0) | |
1075 | return -1; | |
1076 | ||
1077 | os_memset(&mlme, 0, sizeof(mlme)); | |
1078 | mlme.im_op = IEEE80211_MLME_ASSOC; | |
6fc6879b JM |
1079 | if (params->ssid != NULL) |
1080 | os_memcpy(mlme.im_ssid, params->ssid, params->ssid_len); | |
1081 | mlme.im_ssid_len = params->ssid_len; | |
6fc6879b JM |
1082 | if (params->bssid != NULL) |
1083 | os_memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN); | |
1084 | if (set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)) < 0) | |
1085 | return -1; | |
4a867032 | 1086 | return ret; |
6fc6879b JM |
1087 | } |
1088 | ||
6fc6879b | 1089 | static int |
c2e8d0a0 | 1090 | wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params) |
6fc6879b | 1091 | { |
86b24ea9 | 1092 | struct bsd_driver_data *drv = priv; |
88487b0e MH |
1093 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1094 | struct ieee80211_scan_req sr; | |
1095 | int i; | |
1096 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ | |
1097 | ||
1098 | if (bsd_set_mediaopt(drv, IFM_OMASK, 0 /* STA */) < 0) { | |
1099 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", | |
1100 | __func__); | |
1101 | return -1; | |
1102 | } | |
6fc6879b | 1103 | |
42f34a9b MH |
1104 | if (set80211param(drv, IEEE80211_IOC_ROAMING, |
1105 | IEEE80211_ROAMING_MANUAL) < 0) { | |
1106 | wpa_printf(MSG_ERROR, "%s: failed to set " | |
1107 | "wpa_supplicant-based roaming: %s", __func__, | |
1108 | strerror(errno)); | |
1109 | return -1; | |
1110 | } | |
1111 | ||
1112 | if (wpa_driver_bsd_set_wpa(drv, 1) < 0) { | |
1113 | wpa_printf(MSG_ERROR, "%s: failed to set wpa: %s", __func__, | |
1114 | strerror(errno)); | |
1115 | return -1; | |
1116 | } | |
1117 | ||
6fc6879b | 1118 | /* NB: interface must be marked UP to do a scan */ |
e1b1309b | 1119 | if (bsd_ctrl_iface(drv, 1) < 0) |
6fc6879b JM |
1120 | return -1; |
1121 | ||
88487b0e MH |
1122 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1123 | os_memset(&sr, 0, sizeof(sr)); | |
1124 | sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE | | |
1125 | IEEE80211_IOC_SCAN_NOJOIN; | |
1126 | sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER; | |
1127 | if (params->num_ssids > 0) { | |
1128 | sr.sr_nssid = params->num_ssids; | |
1129 | #if 0 | |
1130 | /* Boundary check is done by upper layer */ | |
1131 | if (sr.sr_nssid > IEEE80211_IOC_SCAN_MAX_SSID) | |
1132 | sr.sr_nssid = IEEE80211_IOC_SCAN_MAX_SSID; | |
1133 | #endif | |
1134 | ||
1135 | /* NB: check scan cache first */ | |
1136 | sr.sr_flags |= IEEE80211_IOC_SCAN_CHECK; | |
1137 | } | |
1138 | for (i = 0; i < sr.sr_nssid; i++) { | |
1139 | sr.sr_ssid[i].len = params->ssids[i].ssid_len; | |
1140 | os_memcpy(sr.sr_ssid[i].ssid, params->ssids[i].ssid, | |
1141 | sr.sr_ssid[i].len); | |
1142 | } | |
1143 | ||
1144 | /* NB: net80211 delivers a scan complete event so no need to poll */ | |
1145 | return set80211var(drv, IEEE80211_IOC_SCAN_REQ, &sr, sizeof(sr)); | |
1146 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ | |
6fc6879b | 1147 | /* set desired ssid before scan */ |
c1bbb0ce | 1148 | if (bsd_set_ssid(drv, params->ssids[0].ssid, |
88487b0e | 1149 | params->ssids[0].ssid_len) < 0) |
6fc6879b JM |
1150 | return -1; |
1151 | ||
1152 | /* NB: net80211 delivers a scan complete event so no need to poll */ | |
1153 | return set80211param(drv, IEEE80211_IOC_SCAN_REQ, 0); | |
88487b0e | 1154 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
6fc6879b JM |
1155 | } |
1156 | ||
6fc6879b JM |
1157 | static void |
1158 | wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx) | |
1159 | { | |
86b24ea9 | 1160 | struct bsd_driver_data *drv = sock_ctx; |
28878f8b | 1161 | char *buf; |
6fc6879b JM |
1162 | struct if_announcemsghdr *ifan; |
1163 | struct if_msghdr *ifm; | |
1164 | struct rt_msghdr *rtm; | |
1165 | union wpa_event_data event; | |
1166 | struct ieee80211_michael_event *mic; | |
42f34a9b MH |
1167 | struct ieee80211_leave_event *leave; |
1168 | struct ieee80211_join_event *join; | |
28878f8b MH |
1169 | int n, len; |
1170 | ||
1171 | len = rtbuf_len(); | |
28878f8b MH |
1172 | |
1173 | buf = os_malloc(len); | |
1174 | if (buf == NULL) { | |
1175 | wpa_printf(MSG_ERROR, "%s os_malloc() failed\n", __func__); | |
1176 | return; | |
1177 | } | |
6fc6879b | 1178 | |
28878f8b | 1179 | n = read(sock, buf, len); |
6fc6879b JM |
1180 | if (n < 0) { |
1181 | if (errno != EINTR && errno != EAGAIN) | |
28878f8b MH |
1182 | wpa_printf(MSG_ERROR, "%s read() failed: %s\n", |
1183 | __func__, strerror(errno)); | |
1184 | os_free(buf); | |
6fc6879b JM |
1185 | return; |
1186 | } | |
1187 | ||
1188 | rtm = (struct rt_msghdr *) buf; | |
1189 | if (rtm->rtm_version != RTM_VERSION) { | |
28878f8b MH |
1190 | wpa_printf(MSG_DEBUG, "Invalid routing message version=%d", |
1191 | rtm->rtm_version); | |
1192 | os_free(buf); | |
6fc6879b JM |
1193 | return; |
1194 | } | |
1195 | os_memset(&event, 0, sizeof(event)); | |
1196 | switch (rtm->rtm_type) { | |
1197 | case RTM_IFANNOUNCE: | |
1198 | ifan = (struct if_announcemsghdr *) rtm; | |
1199 | if (ifan->ifan_index != drv->ifindex) | |
1200 | break; | |
d2f46a2b JM |
1201 | os_strlcpy(event.interface_status.ifname, drv->ifname, |
1202 | sizeof(event.interface_status.ifname)); | |
6fc6879b JM |
1203 | switch (ifan->ifan_what) { |
1204 | case IFAN_DEPARTURE: | |
1205 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; | |
1206 | default: | |
28878f8b | 1207 | os_free(buf); |
6fc6879b JM |
1208 | return; |
1209 | } | |
1210 | wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s", | |
1211 | event.interface_status.ifname, | |
1212 | ifan->ifan_what == IFAN_DEPARTURE ? | |
1213 | "removed" : "added"); | |
1214 | wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event); | |
1215 | break; | |
1216 | case RTM_IEEE80211: | |
1217 | ifan = (struct if_announcemsghdr *) rtm; | |
1218 | if (ifan->ifan_index != drv->ifindex) | |
1219 | break; | |
1220 | switch (ifan->ifan_what) { | |
1221 | case RTM_IEEE80211_ASSOC: | |
1222 | case RTM_IEEE80211_REASSOC: | |
42f34a9b MH |
1223 | if (drv->is_ap) |
1224 | break; | |
6fc6879b JM |
1225 | wpa_supplicant_event(ctx, EVENT_ASSOC, NULL); |
1226 | break; | |
1227 | case RTM_IEEE80211_DISASSOC: | |
42f34a9b MH |
1228 | if (drv->is_ap) |
1229 | break; | |
6fc6879b JM |
1230 | wpa_supplicant_event(ctx, EVENT_DISASSOC, NULL); |
1231 | break; | |
1232 | case RTM_IEEE80211_SCAN: | |
42f34a9b MH |
1233 | if (drv->is_ap) |
1234 | break; | |
6fc6879b JM |
1235 | wpa_supplicant_event(ctx, EVENT_SCAN_RESULTS, NULL); |
1236 | break; | |
42f34a9b MH |
1237 | case RTM_IEEE80211_LEAVE: |
1238 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
1239 | drv_event_disassoc(ctx, leave->iev_addr); | |
1240 | break; | |
1241 | case RTM_IEEE80211_JOIN: | |
1242 | #ifdef RTM_IEEE80211_REJOIN | |
1243 | case RTM_IEEE80211_REJOIN: | |
1244 | #endif | |
1245 | join = (struct ieee80211_join_event *) &ifan[1]; | |
e1b1309b | 1246 | bsd_new_sta(drv, ctx, join->iev_addr); |
42f34a9b | 1247 | break; |
6fc6879b JM |
1248 | case RTM_IEEE80211_REPLAY: |
1249 | /* ignore */ | |
1250 | break; | |
1251 | case RTM_IEEE80211_MICHAEL: | |
1252 | mic = (struct ieee80211_michael_event *) &ifan[1]; | |
1253 | wpa_printf(MSG_DEBUG, | |
1254 | "Michael MIC failure wireless event: " | |
1255 | "keyix=%u src_addr=" MACSTR, mic->iev_keyix, | |
1256 | MAC2STR(mic->iev_src)); | |
1257 | ||
1258 | os_memset(&event, 0, sizeof(event)); | |
1259 | event.michael_mic_failure.unicast = | |
1260 | !IEEE80211_IS_MULTICAST(mic->iev_dst); | |
1261 | wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, | |
1262 | &event); | |
1263 | break; | |
1264 | } | |
1265 | break; | |
1266 | case RTM_IFINFO: | |
1267 | ifm = (struct if_msghdr *) rtm; | |
1268 | if (ifm->ifm_index != drv->ifindex) | |
1269 | break; | |
1270 | if ((rtm->rtm_flags & RTF_UP) == 0) { | |
d2f46a2b JM |
1271 | os_strlcpy(event.interface_status.ifname, drv->ifname, |
1272 | sizeof(event.interface_status.ifname)); | |
6fc6879b JM |
1273 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; |
1274 | wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN", | |
1275 | event.interface_status.ifname); | |
1276 | wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event); | |
1277 | } | |
1278 | break; | |
1279 | } | |
28878f8b | 1280 | os_free(buf); |
6fc6879b JM |
1281 | } |
1282 | ||
a65f4a57 MH |
1283 | static void |
1284 | wpa_driver_bsd_add_scan_entry(struct wpa_scan_results *res, | |
1285 | struct ieee80211req_scan_result *sr) | |
6fc6879b | 1286 | { |
a65f4a57 MH |
1287 | struct wpa_scan_res *result, **tmp; |
1288 | size_t extra_len; | |
1289 | u8 *pos; | |
6fc6879b | 1290 | |
a65f4a57 MH |
1291 | extra_len = 2 + sr->isr_ssid_len; |
1292 | extra_len += 2 + sr->isr_nrates; | |
1293 | extra_len += 3; /* ERP IE */ | |
1294 | extra_len += sr->isr_ie_len; | |
6fc6879b | 1295 | |
a65f4a57 MH |
1296 | result = os_zalloc(sizeof(*result) + extra_len); |
1297 | if (result == NULL) | |
1298 | return; | |
1299 | os_memcpy(result->bssid, sr->isr_bssid, ETH_ALEN); | |
1300 | result->freq = sr->isr_freq; | |
1301 | result->beacon_int = sr->isr_intval; | |
1302 | result->caps = sr->isr_capinfo; | |
1303 | result->qual = sr->isr_rssi; | |
1304 | result->noise = sr->isr_noise; | |
6fc6879b | 1305 | |
a65f4a57 | 1306 | pos = (u8 *)(result + 1); |
6fc6879b | 1307 | |
a65f4a57 MH |
1308 | *pos++ = WLAN_EID_SSID; |
1309 | *pos++ = sr->isr_ssid_len; | |
1310 | os_memcpy(pos, sr + 1, sr->isr_ssid_len); | |
1311 | pos += sr->isr_ssid_len; | |
6fc6879b | 1312 | |
a65f4a57 MH |
1313 | /* |
1314 | * Deal all rates as supported rate. | |
1315 | * Because net80211 doesn't report extended supported rate or not. | |
1316 | */ | |
1317 | *pos++ = WLAN_EID_SUPP_RATES; | |
1318 | *pos++ = sr->isr_nrates; | |
1319 | os_memcpy(pos, sr->isr_rates, sr->isr_nrates); | |
1320 | pos += sr->isr_nrates; | |
6fc6879b | 1321 | |
a65f4a57 MH |
1322 | *pos++ = WLAN_EID_ERP_INFO; |
1323 | *pos++ = 1; | |
1324 | *pos++ = sr->isr_erp; | |
6fc6879b | 1325 | |
a65f4a57 MH |
1326 | os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len); |
1327 | pos += sr->isr_ie_len; | |
6fc6879b | 1328 | |
a65f4a57 MH |
1329 | result->ie_len = pos - (u8 *)(result + 1); |
1330 | ||
1331 | tmp = os_realloc(res->res, | |
1332 | (res->num + 1) * sizeof(struct wpa_scan_res *)); | |
1333 | if (tmp == NULL) { | |
1334 | os_free(result); | |
1335 | return; | |
1336 | } | |
1337 | tmp[res->num++] = result; | |
1338 | res->res = tmp; | |
6fc6879b JM |
1339 | } |
1340 | ||
a65f4a57 MH |
1341 | struct wpa_scan_results * |
1342 | wpa_driver_bsd_get_scan_results2(void *priv) | |
6fc6879b | 1343 | { |
6fc6879b | 1344 | struct ieee80211req_scan_result *sr; |
a65f4a57 MH |
1345 | struct wpa_scan_results *res; |
1346 | int len, rest; | |
1347 | uint8_t buf[24*1024], *pos; | |
6fc6879b | 1348 | |
e1b1309b | 1349 | len = get80211var(priv, IEEE80211_IOC_SCAN_RESULTS, buf, 24*1024); |
6fc6879b | 1350 | if (len < 0) |
a65f4a57 MH |
1351 | return NULL; |
1352 | ||
1353 | res = os_zalloc(sizeof(*res)); | |
1354 | if (res == NULL) | |
1355 | return NULL; | |
6fc6879b | 1356 | |
a65f4a57 MH |
1357 | pos = buf; |
1358 | rest = len; | |
1359 | while (rest >= sizeof(struct ieee80211req_scan_result)) { | |
1360 | sr = (struct ieee80211req_scan_result *)pos; | |
1361 | wpa_driver_bsd_add_scan_entry(res, sr); | |
1362 | pos += sr->isr_len; | |
1363 | rest -= sr->isr_len; | |
6fc6879b | 1364 | } |
6fc6879b | 1365 | |
a65f4a57 MH |
1366 | wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%lu BSSes)", |
1367 | len, (unsigned long)res->num); | |
6fc6879b | 1368 | |
a65f4a57 | 1369 | return res; |
6fc6879b JM |
1370 | } |
1371 | ||
86b24ea9 | 1372 | static int wpa_driver_bsd_capa(struct bsd_driver_data *drv) |
42f34a9b | 1373 | { |
c6611ed9 MH |
1374 | #ifdef IEEE80211_IOC_DEVCAPS |
1375 | /* kernel definitions copied from net80211/ieee80211_var.h */ | |
1376 | #define IEEE80211_CIPHER_WEP 0 | |
1377 | #define IEEE80211_CIPHER_TKIP 1 | |
1378 | #define IEEE80211_CIPHER_AES_CCM 3 | |
1379 | #define IEEE80211_CRYPTO_WEP (1<<IEEE80211_CIPHER_WEP) | |
1380 | #define IEEE80211_CRYPTO_TKIP (1<<IEEE80211_CIPHER_TKIP) | |
1381 | #define IEEE80211_CRYPTO_AES_CCM (1<<IEEE80211_CIPHER_AES_CCM) | |
1382 | #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ | |
1383 | #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ | |
1384 | #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ | |
1385 | struct ieee80211_devcaps_req devcaps; | |
1386 | ||
1387 | if (get80211var(drv, IEEE80211_IOC_DEVCAPS, &devcaps, | |
1388 | sizeof(devcaps)) < 0) { | |
1389 | wpa_printf(MSG_ERROR, "failed to IEEE80211_IOC_DEVCAPS: %s", | |
1390 | strerror(errno)); | |
1391 | return -1; | |
1392 | } | |
1393 | ||
1394 | wpa_printf(MSG_DEBUG, "%s: drivercaps=0x%08x,cryptocaps=0x%08x", | |
1395 | __func__, devcaps.dc_drivercaps, devcaps.dc_cryptocaps); | |
1396 | ||
1397 | if (devcaps.dc_drivercaps & IEEE80211_C_WPA1) | |
1398 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1399 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK; | |
1400 | if (devcaps.dc_drivercaps & IEEE80211_C_WPA2) | |
1401 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
1402 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
1403 | ||
1404 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_WEP) | |
1405 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 | | |
1406 | WPA_DRIVER_CAPA_ENC_WEP104; | |
1407 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_TKIP) | |
1408 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP; | |
1409 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_AES_CCM) | |
1410 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP; | |
1411 | ||
1412 | if (devcaps.dc_drivercaps & IEEE80211_C_HOSTAP) | |
1413 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; | |
1414 | #undef IEEE80211_CIPHER_WEP | |
1415 | #undef IEEE80211_CIPHER_TKIP | |
1416 | #undef IEEE80211_CIPHER_AES_CCM | |
1417 | #undef IEEE80211_CRYPTO_WEP | |
1418 | #undef IEEE80211_CRYPTO_TKIP | |
1419 | #undef IEEE80211_CRYPTO_AES_CCM | |
1420 | #undef IEEE80211_C_HOSTAP | |
1421 | #undef IEEE80211_C_WPA1 | |
1422 | #undef IEEE80211_C_WPA2 | |
1423 | #else /* IEEE80211_IOC_DEVCAPS */ | |
42f34a9b MH |
1424 | /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */ |
1425 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1426 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | | |
1427 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
1428 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
1429 | drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 | | |
1430 | WPA_DRIVER_CAPA_ENC_WEP104 | | |
1431 | WPA_DRIVER_CAPA_ENC_TKIP | | |
1432 | WPA_DRIVER_CAPA_ENC_CCMP; | |
c6611ed9 MH |
1433 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; |
1434 | #endif /* IEEE80211_IOC_DEVCAPS */ | |
88487b0e MH |
1435 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1436 | drv->capa.max_scan_ssids = IEEE80211_IOC_SCAN_MAX_SSID; | |
c6611ed9 MH |
1437 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ |
1438 | drv->capa.max_scan_ssids = 1; | |
88487b0e | 1439 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
c6611ed9 MH |
1440 | drv->capa.auth = WPA_DRIVER_AUTH_OPEN | |
1441 | WPA_DRIVER_AUTH_SHARED | | |
1442 | WPA_DRIVER_AUTH_LEAP; | |
42f34a9b MH |
1443 | return 0; |
1444 | } | |
1445 | ||
6fc6879b JM |
1446 | static void * |
1447 | wpa_driver_bsd_init(void *ctx, const char *ifname) | |
1448 | { | |
1449 | #define GETPARAM(drv, param, v) \ | |
1450 | (((v) = get80211param(drv, param)) != -1) | |
86b24ea9 | 1451 | struct bsd_driver_data *drv; |
6fc6879b JM |
1452 | |
1453 | drv = os_zalloc(sizeof(*drv)); | |
1454 | if (drv == NULL) | |
1455 | return NULL; | |
1456 | /* | |
1457 | * NB: We require the interface name be mappable to an index. | |
1458 | * This implies we do not support having wpa_supplicant | |
1459 | * wait for an interface to appear. This seems ok; that | |
1460 | * doesn't belong here; it's really the job of devd. | |
1461 | */ | |
1462 | drv->ifindex = if_nametoindex(ifname); | |
1463 | if (drv->ifindex == 0) { | |
1464 | wpa_printf(MSG_DEBUG, "%s: interface %s does not exist", | |
1465 | __func__, ifname); | |
1466 | goto fail1; | |
1467 | } | |
1468 | drv->sock = socket(PF_INET, SOCK_DGRAM, 0); | |
1469 | if (drv->sock < 0) | |
1470 | goto fail1; | |
1471 | drv->route = socket(PF_ROUTE, SOCK_RAW, 0); | |
1472 | if (drv->route < 0) | |
1473 | goto fail; | |
1474 | eloop_register_read_sock(drv->route, | |
1475 | wpa_driver_bsd_event_receive, ctx, drv); | |
1476 | ||
1477 | drv->ctx = ctx; | |
1478 | os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); | |
1479 | ||
42f34a9b | 1480 | /* Down interface during setup. */ |
e1b1309b | 1481 | if (bsd_ctrl_iface(drv, 0) < 0) |
42f34a9b MH |
1482 | goto fail; |
1483 | ||
6fc6879b JM |
1484 | if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) { |
1485 | wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s", | |
1486 | __func__, strerror(errno)); | |
1487 | goto fail; | |
1488 | } | |
1489 | if (!GETPARAM(drv, IEEE80211_IOC_PRIVACY, drv->prev_privacy)) { | |
1490 | wpa_printf(MSG_DEBUG, "%s: failed to get privacy state: %s", | |
1491 | __func__, strerror(errno)); | |
1492 | goto fail; | |
1493 | } | |
1494 | if (!GETPARAM(drv, IEEE80211_IOC_WPA, drv->prev_wpa)) { | |
1495 | wpa_printf(MSG_DEBUG, "%s: failed to get wpa state: %s", | |
1496 | __func__, strerror(errno)); | |
1497 | goto fail; | |
1498 | } | |
5197244a | 1499 | |
42f34a9b | 1500 | if (wpa_driver_bsd_capa(drv)) |
6fc6879b | 1501 | goto fail; |
4a867032 | 1502 | |
6fc6879b JM |
1503 | return drv; |
1504 | fail: | |
1505 | close(drv->sock); | |
1506 | fail1: | |
1507 | os_free(drv); | |
1508 | return NULL; | |
1509 | #undef GETPARAM | |
1510 | } | |
1511 | ||
1512 | static void | |
1513 | wpa_driver_bsd_deinit(void *priv) | |
1514 | { | |
86b24ea9 | 1515 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1516 | |
4a867032 | 1517 | wpa_driver_bsd_set_wpa(drv, 0); |
6fc6879b JM |
1518 | eloop_unregister_read_sock(drv->route); |
1519 | ||
1520 | /* NB: mark interface down */ | |
e1b1309b | 1521 | bsd_ctrl_iface(drv, 0); |
6fc6879b JM |
1522 | |
1523 | wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, drv->prev_privacy); | |
1524 | if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming) < 0) | |
1525 | wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state", | |
1526 | __func__); | |
1527 | ||
42f34a9b MH |
1528 | if (drv->sock_xmit != NULL) |
1529 | l2_packet_deinit(drv->sock_xmit); | |
6fc6879b JM |
1530 | (void) close(drv->route); /* ioctl socket */ |
1531 | (void) close(drv->sock); /* event socket */ | |
1532 | os_free(drv); | |
1533 | } | |
1534 | ||
42f34a9b MH |
1535 | static int |
1536 | wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa) | |
1537 | { | |
86b24ea9 | 1538 | struct bsd_driver_data *drv = priv; |
42f34a9b MH |
1539 | |
1540 | os_memcpy(capa, &drv->capa, sizeof(*capa)); | |
1541 | return 0; | |
1542 | } | |
e1b1309b | 1543 | #endif /* HOSTAPD */ |
42f34a9b | 1544 | |
6fc6879b JM |
1545 | |
1546 | const struct wpa_driver_ops wpa_driver_bsd_ops = { | |
1547 | .name = "bsd", | |
66d4085f | 1548 | .desc = "BSD 802.11 support", |
e1b1309b MH |
1549 | #ifdef HOSTAPD |
1550 | .hapd_init = bsd_init, | |
1551 | .hapd_deinit = bsd_deinit, | |
1552 | .set_privacy = bsd_set_privacy, | |
1553 | .get_seqnum = bsd_get_seqnum, | |
1554 | .flush = bsd_flush, | |
e1b1309b MH |
1555 | .read_sta_data = bsd_read_sta_driver_data, |
1556 | .sta_disassoc = bsd_sta_disassoc, | |
1557 | .sta_deauth = bsd_sta_deauth, | |
e1b1309b | 1558 | #else /* HOSTAPD */ |
6fc6879b JM |
1559 | .init = wpa_driver_bsd_init, |
1560 | .deinit = wpa_driver_bsd_deinit, | |
1561 | .get_bssid = wpa_driver_bsd_get_bssid, | |
1562 | .get_ssid = wpa_driver_bsd_get_ssid, | |
6fc6879b | 1563 | .set_countermeasures = wpa_driver_bsd_set_countermeasures, |
c2e8d0a0 | 1564 | .scan2 = wpa_driver_bsd_scan, |
a65f4a57 | 1565 | .get_scan_results2 = wpa_driver_bsd_get_scan_results2, |
6fc6879b JM |
1566 | .deauthenticate = wpa_driver_bsd_deauthenticate, |
1567 | .disassociate = wpa_driver_bsd_disassociate, | |
1568 | .associate = wpa_driver_bsd_associate, | |
42f34a9b | 1569 | .get_capa = wpa_driver_bsd_get_capa, |
c5121837 | 1570 | #endif /* HOSTAPD */ |
6db1602d | 1571 | .set_freq = bsd_set_freq, |
e1b1309b MH |
1572 | .set_key = bsd_set_key, |
1573 | .set_ieee8021x = bsd_set_ieee8021x, | |
1574 | .hapd_set_ssid = bsd_set_ssid, | |
1575 | .hapd_get_ssid = bsd_get_ssid, | |
1576 | .hapd_send_eapol = bsd_send_eapol, | |
1577 | .sta_set_flags = bsd_set_sta_authorized, | |
88487b0e | 1578 | .set_generic_elem = bsd_set_opt_ie, |
e1b1309b | 1579 | }; |