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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 JM |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * Alternatively, this software may be distributed under the terms of BSD | |
11 | * license. | |
12 | * | |
13 | * See README and COPYING for more details. | |
14 | */ | |
15 | ||
16 | #include "includes.h" | |
17 | #include <sys/ioctl.h> | |
18 | ||
19 | #include "common.h" | |
20 | #include "driver.h" | |
21 | #include "eloop.h" | |
90973fb2 | 22 | #include "common/ieee802_11_defs.h" |
6fc6879b JM |
23 | |
24 | #include <net/if.h> | |
5197244a | 25 | #include <net/if_media.h> |
898d6921 JR |
26 | |
27 | #ifdef __NetBSD__ | |
28 | #include <net/if_ether.h> | |
898d6921 | 29 | #else |
6fc6879b | 30 | #include <net/ethernet.h> |
898d6921 | 31 | #endif |
131289d8 | 32 | #include <net/route.h> |
6fc6879b | 33 | |
9b336bce MH |
34 | #ifdef __DragonFly__ |
35 | #include <netproto/802_11/ieee80211_ioctl.h> | |
36 | #include <netproto/802_11/ieee80211_dragonfly.h> | |
37 | #else /* __DragonFly__ */ | |
09bd6e8c KM |
38 | #ifdef __GLIBC__ |
39 | #include <netinet/ether.h> | |
40 | #endif /* __GLIBC__ */ | |
6fc6879b | 41 | #include <net80211/ieee80211.h> |
6fc6879b | 42 | #include <net80211/ieee80211_ioctl.h> |
c610dba1 | 43 | #include <net80211/ieee80211_crypto.h> |
09bd6e8c KM |
44 | #endif /* __DragonFly__ || __GLIBC__ */ |
45 | #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) | |
131289d8 MH |
46 | #include <net80211/ieee80211_freebsd.h> |
47 | #endif | |
48 | #if __NetBSD__ | |
49 | #include <net80211/ieee80211_netbsd.h> | |
50 | #endif | |
51 | ||
42f34a9b MH |
52 | #include "l2_packet/l2_packet.h" |
53 | ||
86b24ea9 MH |
54 | struct bsd_driver_data { |
55 | struct hostapd_data *hapd; /* back pointer */ | |
56 | ||
57 | int sock; /* open socket for 802.11 ioctls */ | |
58 | struct l2_packet_data *sock_xmit;/* raw packet xmit socket */ | |
59 | int route; /* routing socket for events */ | |
60 | char ifname[IFNAMSIZ+1]; /* interface name */ | |
61 | unsigned int ifindex; /* interface index */ | |
62 | void *ctx; | |
63 | struct wpa_driver_capa capa; /* driver capability */ | |
64 | int is_ap; /* Access point mode */ | |
65 | int prev_roaming; /* roaming state to restore on deinit */ | |
66 | int prev_privacy; /* privacy state to restore on deinit */ | |
67 | int prev_wpa; /* wpa state to restore on deinit */ | |
68 | }; | |
69 | ||
66d4085f RM |
70 | /* Generic functions for hostapd and wpa_supplicant */ |
71 | ||
72 | static int | |
0c6bdf91 | 73 | bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len) |
66d4085f | 74 | { |
0c6bdf91 | 75 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
76 | struct ieee80211req ireq; |
77 | ||
78 | os_memset(&ireq, 0, sizeof(ireq)); | |
0c6bdf91 | 79 | os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name)); |
66d4085f | 80 | ireq.i_type = op; |
0c6bdf91 | 81 | ireq.i_val = val; |
66d4085f | 82 | ireq.i_data = (void *) arg; |
0c6bdf91 | 83 | ireq.i_len = arg_len; |
66d4085f | 84 | |
0c6bdf91 MH |
85 | if (ioctl(drv->sock, SIOCS80211, &ireq) < 0) { |
86 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, val=%u, " | |
87 | "arg_len=%u]: %s", op, val, arg_len, | |
88 | strerror(errno)); | |
66d4085f RM |
89 | return -1; |
90 | } | |
91 | return 0; | |
92 | } | |
93 | ||
94 | static int | |
0c6bdf91 MH |
95 | bsd_get80211(void *priv, struct ieee80211req *ireq, int op, void *arg, |
96 | int arg_len) | |
66d4085f | 97 | { |
0c6bdf91 | 98 | struct bsd_driver_data *drv = priv; |
66d4085f | 99 | |
0c6bdf91 MH |
100 | os_memset(ireq, 0, sizeof(*ireq)); |
101 | os_strlcpy(ireq->i_name, drv->ifname, sizeof(ireq->i_name)); | |
102 | ireq->i_type = op; | |
103 | ireq->i_len = arg_len; | |
104 | ireq->i_data = arg; | |
66d4085f | 105 | |
0c6bdf91 MH |
106 | if (ioctl(drv->sock, SIOCG80211, ireq) < 0) { |
107 | wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, " | |
108 | "arg_len=%u]: %s", op, arg_len, strerror(errno)); | |
66d4085f RM |
109 | return -1; |
110 | } | |
0c6bdf91 | 111 | return 0; |
66d4085f RM |
112 | } |
113 | ||
114 | static int | |
0c6bdf91 | 115 | get80211var(struct bsd_driver_data *drv, int op, void *arg, int arg_len) |
66d4085f RM |
116 | { |
117 | struct ieee80211req ireq; | |
118 | ||
0c6bdf91 | 119 | if (bsd_get80211(drv, &ireq, op, arg, arg_len) < 0) |
66d4085f | 120 | return -1; |
0c6bdf91 | 121 | return ireq.i_len; |
e1b1309b MH |
122 | } |
123 | ||
124 | static int | |
125 | set80211var(struct bsd_driver_data *drv, int op, const void *arg, int arg_len) | |
66d4085f | 126 | { |
0c6bdf91 | 127 | return bsd_set80211(drv, op, 0, arg, arg_len); |
e1b1309b MH |
128 | } |
129 | ||
130 | static int | |
131 | set80211param(struct bsd_driver_data *drv, int op, int arg) | |
132 | { | |
0c6bdf91 | 133 | return bsd_set80211(drv, op, arg, NULL, 0); |
e1b1309b MH |
134 | } |
135 | ||
136 | static int | |
137 | bsd_get_ssid(const char *ifname, void *priv, u8 *ssid, int len) | |
138 | { | |
139 | struct bsd_driver_data *drv = priv; | |
66d4085f RM |
140 | #ifdef SIOCG80211NWID |
141 | struct ieee80211_nwid nwid; | |
142 | struct ifreq ifr; | |
143 | ||
144 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 145 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 146 | ifr.ifr_data = (void *)&nwid; |
e1b1309b | 147 | if (ioctl(drv->sock, SIOCG80211NWID, &ifr) < 0 || |
66d4085f RM |
148 | nwid.i_len > IEEE80211_NWID_LEN) |
149 | return -1; | |
150 | os_memcpy(ssid, nwid.i_nwid, nwid.i_len); | |
151 | return nwid.i_len; | |
152 | #else | |
e1b1309b | 153 | return get80211var(drv, IEEE80211_IOC_SSID, ssid, IEEE80211_NWID_LEN); |
66d4085f RM |
154 | #endif |
155 | } | |
156 | ||
157 | static int | |
e1b1309b | 158 | bsd_set_ssid(const char *ifname, void *priv, const u8 *ssid, int ssid_len) |
66d4085f | 159 | { |
e1b1309b | 160 | struct bsd_driver_data *drv = priv; |
66d4085f RM |
161 | #ifdef SIOCS80211NWID |
162 | struct ieee80211_nwid nwid; | |
163 | struct ifreq ifr; | |
164 | ||
165 | os_memcpy(nwid.i_nwid, ssid, ssid_len); | |
166 | nwid.i_len = ssid_len; | |
167 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 168 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
66d4085f | 169 | ifr.ifr_data = (void *)&nwid; |
e1b1309b | 170 | return ioctl(drv->sock, SIOCS80211NWID, &ifr); |
66d4085f | 171 | #else |
e1b1309b | 172 | return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len); |
66d4085f RM |
173 | #endif |
174 | } | |
175 | ||
5197244a | 176 | static int |
e1b1309b | 177 | bsd_get_if_media(void *priv) |
5197244a | 178 | { |
e1b1309b | 179 | struct bsd_driver_data *drv = priv; |
5197244a MH |
180 | struct ifmediareq ifmr; |
181 | ||
182 | os_memset(&ifmr, 0, sizeof(ifmr)); | |
e1b1309b | 183 | os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name)); |
5197244a | 184 | |
e1b1309b | 185 | if (ioctl(drv->sock, SIOCGIFMEDIA, &ifmr) < 0) { |
5197244a MH |
186 | wpa_printf(MSG_ERROR, "%s: SIOCGIFMEDIA %s", __func__, |
187 | strerror(errno)); | |
188 | return -1; | |
189 | } | |
190 | ||
191 | return ifmr.ifm_current; | |
192 | } | |
193 | ||
194 | static int | |
e1b1309b | 195 | bsd_set_if_media(void *priv, int media) |
5197244a | 196 | { |
e1b1309b | 197 | struct bsd_driver_data *drv = priv; |
5197244a MH |
198 | struct ifreq ifr; |
199 | ||
200 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 201 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
5197244a MH |
202 | ifr.ifr_media = media; |
203 | ||
e1b1309b | 204 | if (ioctl(drv->sock, SIOCSIFMEDIA, &ifr) < 0) { |
5197244a MH |
205 | wpa_printf(MSG_ERROR, "%s: SIOCSIFMEDIA %s", __func__, |
206 | strerror(errno)); | |
207 | return -1; | |
208 | } | |
209 | ||
210 | return 0; | |
211 | } | |
212 | ||
213 | static int | |
e1b1309b | 214 | bsd_set_mediaopt(void *priv, uint32_t mask, uint32_t mode) |
5197244a | 215 | { |
e1b1309b | 216 | int media = bsd_get_if_media(priv); |
5197244a MH |
217 | |
218 | if (media < 0) | |
219 | return -1; | |
220 | media &= ~mask; | |
221 | media |= mode; | |
e1b1309b | 222 | if (bsd_set_if_media(priv, media) < 0) |
5197244a MH |
223 | return -1; |
224 | return 0; | |
225 | } | |
226 | ||
cbdecd2b | 227 | static int |
e1b1309b | 228 | bsd_del_key(void *priv, const u8 *addr, int key_idx) |
cbdecd2b MH |
229 | { |
230 | struct ieee80211req_del_key wk; | |
231 | ||
232 | os_memset(&wk, 0, sizeof(wk)); | |
233 | if (addr == NULL) { | |
234 | wpa_printf(MSG_DEBUG, "%s: key_idx=%d", __func__, key_idx); | |
235 | wk.idk_keyix = key_idx; | |
236 | } else { | |
237 | wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__, | |
238 | MAC2STR(addr)); | |
239 | os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN); | |
240 | wk.idk_keyix = (u_int8_t) IEEE80211_KEYIX_NONE; /* XXX */ | |
241 | } | |
242 | ||
e1b1309b | 243 | return set80211var(priv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk)); |
cbdecd2b MH |
244 | } |
245 | ||
fa6b8afe | 246 | static int |
e1b1309b | 247 | bsd_send_mlme_param(void *priv, const u8 op, const u16 reason, const u8 *addr) |
fa6b8afe MH |
248 | { |
249 | struct ieee80211req_mlme mlme; | |
250 | ||
251 | os_memset(&mlme, 0, sizeof(mlme)); | |
252 | mlme.im_op = op; | |
253 | mlme.im_reason = reason; | |
254 | os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b | 255 | return set80211var(priv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)); |
fa6b8afe MH |
256 | } |
257 | ||
60bc3033 | 258 | static int |
e1b1309b | 259 | bsd_ctrl_iface(void *priv, int enable) |
60bc3033 | 260 | { |
e1b1309b | 261 | struct bsd_driver_data *drv = priv; |
60bc3033 MH |
262 | struct ifreq ifr; |
263 | ||
264 | os_memset(&ifr, 0, sizeof(ifr)); | |
e1b1309b | 265 | os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name)); |
60bc3033 | 266 | |
e1b1309b | 267 | if (ioctl(drv->sock, SIOCGIFFLAGS, &ifr) < 0) { |
60bc3033 MH |
268 | perror("ioctl[SIOCGIFFLAGS]"); |
269 | return -1; | |
270 | } | |
271 | ||
272 | if (enable) | |
273 | ifr.ifr_flags |= IFF_UP; | |
274 | else | |
275 | ifr.ifr_flags &= ~IFF_UP; | |
276 | ||
e1b1309b | 277 | if (ioctl(drv->sock, SIOCSIFFLAGS, &ifr) < 0) { |
60bc3033 MH |
278 | perror("ioctl[SIOCSIFFLAGS]"); |
279 | return -1; | |
280 | } | |
281 | ||
282 | return 0; | |
283 | } | |
284 | ||
719196b1 | 285 | static int |
e1b1309b | 286 | bsd_set_key(const char *ifname, void *priv, enum wpa_alg alg, |
719196b1 MH |
287 | const unsigned char *addr, int key_idx, int set_tx, const u8 *seq, |
288 | size_t seq_len, const u8 *key, size_t key_len) | |
289 | { | |
290 | struct ieee80211req_key wk; | |
291 | ||
292 | wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%p key_idx=%d set_tx=%d " | |
293 | "seq_len=%zu key_len=%zu", __func__, alg, addr, key_idx, | |
294 | set_tx, seq_len, key_len); | |
295 | ||
e1b1309b MH |
296 | if (alg == WPA_ALG_NONE) { |
297 | #ifndef HOSTAPD | |
298 | if (addr == NULL || | |
299 | os_memcmp(addr, "\xff\xff\xff\xff\xff\xff", | |
300 | IEEE80211_ADDR_LEN) == 0) | |
301 | return bsd_del_key(priv, NULL, key_idx); | |
302 | else | |
303 | #endif /* HOSTAPD */ | |
304 | return bsd_del_key(priv, addr, key_idx); | |
305 | } | |
306 | ||
719196b1 MH |
307 | os_memset(&wk, 0, sizeof(wk)); |
308 | switch (alg) { | |
309 | case WPA_ALG_WEP: | |
310 | wk.ik_type = IEEE80211_CIPHER_WEP; | |
311 | break; | |
312 | case WPA_ALG_TKIP: | |
313 | wk.ik_type = IEEE80211_CIPHER_TKIP; | |
314 | break; | |
315 | case WPA_ALG_CCMP: | |
316 | wk.ik_type = IEEE80211_CIPHER_AES_CCM; | |
317 | break; | |
318 | default: | |
319 | wpa_printf(MSG_ERROR, "%s: unknown alg=%d", __func__, alg); | |
320 | return -1; | |
321 | } | |
322 | ||
323 | wk.ik_flags = IEEE80211_KEY_RECV; | |
324 | if (set_tx) | |
325 | wk.ik_flags |= IEEE80211_KEY_XMIT; | |
326 | ||
327 | if (addr == NULL) { | |
328 | os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN); | |
329 | wk.ik_keyix = key_idx; | |
330 | } else { | |
331 | os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN); | |
332 | /* | |
333 | * Deduce whether group/global or unicast key by checking | |
334 | * the address (yech). Note also that we can only mark global | |
335 | * keys default; doing this for a unicast key is an error. | |
336 | */ | |
337 | if (os_memcmp(addr, "\xff\xff\xff\xff\xff\xff", | |
338 | IEEE80211_ADDR_LEN) == 0) { | |
339 | wk.ik_flags |= IEEE80211_KEY_GROUP; | |
340 | wk.ik_keyix = key_idx; | |
341 | } else { | |
342 | wk.ik_keyix = key_idx == 0 ? IEEE80211_KEYIX_NONE : | |
343 | key_idx; | |
344 | } | |
345 | } | |
346 | if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx) | |
347 | wk.ik_flags |= IEEE80211_KEY_DEFAULT; | |
348 | wk.ik_keylen = key_len; | |
349 | os_memcpy(&wk.ik_keyrsc, seq, seq_len); | |
350 | os_memcpy(wk.ik_keydata, key, key_len); | |
351 | ||
e1b1309b | 352 | return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)); |
719196b1 MH |
353 | } |
354 | ||
c5121837 | 355 | static int |
e1b1309b | 356 | bsd_configure_wpa(void *priv, struct wpa_bss_params *params) |
c5121837 | 357 | { |
88487b0e | 358 | #ifndef IEEE80211_IOC_APPIE |
c5121837 JM |
359 | static const char *ciphernames[] = |
360 | { "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" }; | |
c5121837 JM |
361 | int v; |
362 | ||
af586419 | 363 | switch (params->wpa_group) { |
c5121837 JM |
364 | case WPA_CIPHER_CCMP: |
365 | v = IEEE80211_CIPHER_AES_CCM; | |
366 | break; | |
367 | case WPA_CIPHER_TKIP: | |
368 | v = IEEE80211_CIPHER_TKIP; | |
369 | break; | |
370 | case WPA_CIPHER_WEP104: | |
371 | v = IEEE80211_CIPHER_WEP; | |
372 | break; | |
373 | case WPA_CIPHER_WEP40: | |
374 | v = IEEE80211_CIPHER_WEP; | |
375 | break; | |
376 | case WPA_CIPHER_NONE: | |
377 | v = IEEE80211_CIPHER_NONE; | |
378 | break; | |
379 | default: | |
380 | printf("Unknown group key cipher %u\n", | |
af586419 | 381 | params->wpa_group); |
c5121837 JM |
382 | return -1; |
383 | } | |
384 | wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)", | |
385 | __func__, ciphernames[v], v); | |
e1b1309b | 386 | if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) { |
c5121837 JM |
387 | printf("Unable to set group key cipher to %u (%s)\n", |
388 | v, ciphernames[v]); | |
389 | return -1; | |
390 | } | |
391 | if (v == IEEE80211_CIPHER_WEP) { | |
392 | /* key length is done only for specific ciphers */ | |
af586419 | 393 | v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5); |
e1b1309b | 394 | if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) { |
c5121837 JM |
395 | printf("Unable to set group key length to %u\n", v); |
396 | return -1; | |
397 | } | |
398 | } | |
399 | ||
400 | v = 0; | |
af586419 | 401 | if (params->wpa_pairwise & WPA_CIPHER_CCMP) |
c5121837 | 402 | v |= 1<<IEEE80211_CIPHER_AES_CCM; |
af586419 | 403 | if (params->wpa_pairwise & WPA_CIPHER_TKIP) |
c5121837 | 404 | v |= 1<<IEEE80211_CIPHER_TKIP; |
af586419 | 405 | if (params->wpa_pairwise & WPA_CIPHER_NONE) |
c5121837 JM |
406 | v |= 1<<IEEE80211_CIPHER_NONE; |
407 | wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v); | |
e1b1309b | 408 | if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) { |
c5121837 JM |
409 | printf("Unable to set pairwise key ciphers to 0x%x\n", v); |
410 | return -1; | |
411 | } | |
412 | ||
413 | wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x", | |
af586419 | 414 | __func__, params->wpa_key_mgmt); |
e1b1309b MH |
415 | if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS, |
416 | params->wpa_key_mgmt)) { | |
c5121837 | 417 | printf("Unable to set key management algorithms to 0x%x\n", |
af586419 | 418 | params->wpa_key_mgmt); |
c5121837 JM |
419 | return -1; |
420 | } | |
421 | ||
422 | v = 0; | |
af586419 | 423 | if (params->rsn_preauth) |
c5121837 JM |
424 | v |= BIT(0); |
425 | wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x", | |
af586419 | 426 | __func__, params->rsn_preauth); |
e1b1309b | 427 | if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) { |
c5121837 JM |
428 | printf("Unable to set RSN capabilities to 0x%x\n", v); |
429 | return -1; | |
430 | } | |
88487b0e | 431 | #endif /* IEEE80211_IOC_APPIE */ |
c5121837 | 432 | |
af586419 | 433 | wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa); |
e1b1309b | 434 | if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) { |
af586419 | 435 | printf("Unable to set WPA to %u\n", params->wpa); |
c5121837 JM |
436 | return -1; |
437 | } | |
438 | return 0; | |
439 | } | |
440 | ||
c5121837 | 441 | static int |
e1b1309b | 442 | bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params) |
c5121837 | 443 | { |
af586419 | 444 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled); |
c5121837 | 445 | |
af586419 | 446 | if (!params->enabled) { |
c5121837 | 447 | /* XXX restore state */ |
e1b1309b MH |
448 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, |
449 | IEEE80211_AUTH_AUTO); | |
c5121837 | 450 | } |
af586419 | 451 | if (!params->wpa && !params->ieee802_1x) { |
42f34a9b MH |
452 | wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled", |
453 | __func__); | |
c5121837 JM |
454 | return -1; |
455 | } | |
e1b1309b | 456 | if (params->wpa && bsd_configure_wpa(priv, params) != 0) { |
42f34a9b MH |
457 | wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state", |
458 | __func__); | |
c5121837 JM |
459 | return -1; |
460 | } | |
e1b1309b | 461 | if (set80211param(priv, IEEE80211_IOC_AUTHMODE, |
af586419 | 462 | (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) { |
42f34a9b MH |
463 | wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X", |
464 | __func__); | |
c5121837 JM |
465 | return -1; |
466 | } | |
e1b1309b | 467 | return bsd_ctrl_iface(priv, 1); |
c5121837 JM |
468 | } |
469 | ||
470 | static int | |
4c32757d FF |
471 | bsd_set_sta_authorized(const char *ifname, void *priv, const u8 *addr, |
472 | int total_flags, int flags_or, int flags_and) | |
c5121837 | 473 | { |
42f34a9b | 474 | int authorized = -1; |
c5121837 | 475 | |
42f34a9b MH |
476 | /* For now, only support setting Authorized flag */ |
477 | if (flags_or & WPA_STA_AUTHORIZED) | |
478 | authorized = 1; | |
479 | if (!(flags_and & WPA_STA_AUTHORIZED)) | |
480 | authorized = 0; | |
c5121837 | 481 | |
42f34a9b MH |
482 | if (authorized < 0) |
483 | return 0; | |
484 | ||
e1b1309b | 485 | return bsd_send_mlme_param(priv, authorized ? |
42f34a9b MH |
486 | IEEE80211_MLME_AUTHORIZE : |
487 | IEEE80211_MLME_UNAUTHORIZE, 0, addr); | |
488 | } | |
489 | ||
490 | static void | |
e1b1309b | 491 | bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN]) |
42f34a9b MH |
492 | { |
493 | struct ieee80211req_wpaie ie; | |
494 | int ielen = 0; | |
495 | u8 *iebuf = NULL; | |
496 | ||
497 | /* | |
498 | * Fetch and validate any negotiated WPA/RSN parameters. | |
499 | */ | |
500 | memset(&ie, 0, sizeof(ie)); | |
501 | memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b | 502 | if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) { |
42f34a9b MH |
503 | printf("Failed to get WPA/RSN information element.\n"); |
504 | goto no_ie; | |
505 | } | |
506 | iebuf = ie.wpa_ie; | |
507 | ielen = ie.wpa_ie[1]; | |
508 | if (ielen == 0) | |
509 | iebuf = NULL; | |
510 | else | |
511 | ielen += 2; | |
512 | ||
513 | no_ie: | |
514 | drv_event_assoc(ctx, addr, iebuf, ielen); | |
515 | } | |
516 | ||
517 | static int | |
e1b1309b MH |
518 | bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len, |
519 | int encrypt, const u8 *own_addr) | |
42f34a9b | 520 | { |
e1b1309b MH |
521 | struct bsd_driver_data *drv = priv; |
522 | ||
42f34a9b MH |
523 | wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len); |
524 | ||
e1b1309b MH |
525 | return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data, |
526 | data_len); | |
c5121837 JM |
527 | } |
528 | ||
529 | static int | |
e1b1309b | 530 | bsd_set_freq(void *priv, u16 channel) |
42f34a9b | 531 | { |
e1b1309b | 532 | struct bsd_driver_data *drv = priv; |
aba7569e | 533 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 534 | struct ieee80211chanreq creq; |
362468d1 | 535 | #endif /* SIOCS80211CHANNEL */ |
42f34a9b MH |
536 | u32 mode; |
537 | ||
538 | if (channel < 14) | |
539 | mode = IFM_IEEE80211_11G; | |
540 | else if (channel == 14) | |
541 | mode = IFM_IEEE80211_11B; | |
542 | else | |
543 | mode = IFM_IEEE80211_11A; | |
e1b1309b | 544 | if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) { |
42f34a9b MH |
545 | wpa_printf(MSG_ERROR, "%s: failed to set modulation mode", |
546 | __func__); | |
547 | return -1; | |
548 | } | |
549 | ||
362468d1 | 550 | #ifdef SIOCS80211CHANNEL |
42f34a9b | 551 | os_memset(&creq, 0, sizeof(creq)); |
e1b1309b | 552 | os_strlcpy(creq.i_name, drv->ifname, sizeof(creq.i_name)); |
42f34a9b | 553 | creq.i_channel = channel; |
e1b1309b | 554 | return ioctl(drv->sock, SIOCS80211CHANNEL, &creq); |
362468d1 MH |
555 | #else /* SIOCS80211CHANNEL */ |
556 | return set80211param(priv, IEEE80211_IOC_CHANNEL, channel); | |
557 | #endif /* SIOCS80211CHANNEL */ | |
42f34a9b MH |
558 | } |
559 | ||
88487b0e MH |
560 | static int |
561 | bsd_set_opt_ie(const char *ifname, void *priv, const u8 *ie, size_t ie_len) | |
562 | { | |
563 | #ifdef IEEE80211_IOC_APPIE | |
88487b0e MH |
564 | wpa_printf(MSG_DEBUG, "%s: set WPA+RSN ie (len %lu)", __func__, |
565 | (unsigned long)ie_len); | |
0c6bdf91 MH |
566 | return bsd_set80211(priv, IEEE80211_IOC_APPIE, IEEE80211_APPIE_WPA, |
567 | ie, ie_len); | |
88487b0e MH |
568 | #endif /* IEEE80211_IOC_APPIE */ |
569 | return 0; | |
570 | } | |
571 | ||
42f34a9b MH |
572 | |
573 | #ifdef HOSTAPD | |
574 | ||
575 | /* | |
576 | * Avoid conflicts with hostapd definitions by undefining couple of defines | |
577 | * from net80211 header files. | |
578 | */ | |
579 | #undef RSN_VERSION | |
580 | #undef WPA_VERSION | |
581 | #undef WPA_OUI_TYPE | |
582 | ||
42f34a9b MH |
583 | static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, |
584 | int reason_code); | |
585 | ||
42f34a9b MH |
586 | static const char * |
587 | ether_sprintf(const u8 *addr) | |
588 | { | |
589 | static char buf[sizeof(MACSTR)]; | |
590 | ||
591 | if (addr != NULL) | |
592 | snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr)); | |
593 | else | |
594 | snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0); | |
595 | return buf; | |
596 | } | |
597 | ||
42f34a9b MH |
598 | static int |
599 | bsd_set_privacy(const char *ifname, void *priv, int enabled) | |
c5121837 | 600 | { |
42f34a9b MH |
601 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
602 | ||
e1b1309b | 603 | return set80211param(priv, IEEE80211_IOC_PRIVACY, enabled); |
c5121837 JM |
604 | } |
605 | ||
c5121837 JM |
606 | static int |
607 | bsd_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx, | |
608 | u8 *seq) | |
609 | { | |
c5121837 JM |
610 | struct ieee80211req_key wk; |
611 | ||
612 | wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d", | |
613 | __func__, ether_sprintf(addr), idx); | |
614 | ||
615 | memset(&wk, 0, sizeof(wk)); | |
616 | if (addr == NULL) | |
617 | memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN); | |
618 | else | |
619 | memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN); | |
620 | wk.ik_keyix = idx; | |
621 | ||
e1b1309b | 622 | if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) { |
c5121837 JM |
623 | printf("Failed to get encryption.\n"); |
624 | return -1; | |
625 | } | |
626 | ||
627 | #ifdef WORDS_BIGENDIAN | |
628 | { | |
629 | /* | |
630 | * wk.ik_keytsc is in host byte order (big endian), need to | |
631 | * swap it to match with the byte order used in WPA. | |
632 | */ | |
633 | int i; | |
634 | u8 tmp[WPA_KEY_RSC_LEN]; | |
635 | memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc)); | |
636 | for (i = 0; i < WPA_KEY_RSC_LEN; i++) { | |
637 | seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1]; | |
638 | } | |
639 | } | |
640 | #else /* WORDS_BIGENDIAN */ | |
641 | memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc)); | |
642 | #endif /* WORDS_BIGENDIAN */ | |
643 | return 0; | |
644 | } | |
645 | ||
646 | ||
647 | static int | |
648 | bsd_flush(void *priv) | |
649 | { | |
650 | u8 allsta[IEEE80211_ADDR_LEN]; | |
651 | ||
652 | memset(allsta, 0xff, IEEE80211_ADDR_LEN); | |
731723a5 | 653 | return bsd_sta_deauth(priv, NULL, allsta, IEEE80211_REASON_AUTH_LEAVE); |
c5121837 JM |
654 | } |
655 | ||
656 | ||
657 | static int | |
658 | bsd_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data, | |
659 | const u8 *addr) | |
660 | { | |
c5121837 JM |
661 | struct ieee80211req_sta_stats stats; |
662 | ||
663 | memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN); | |
e1b1309b MH |
664 | if (get80211var(priv, IEEE80211_IOC_STA_STATS, &stats, sizeof(stats)) |
665 | > 0) { | |
c5121837 JM |
666 | /* XXX? do packets counts include non-data frames? */ |
667 | data->rx_packets = stats.is_stats.ns_rx_data; | |
668 | data->rx_bytes = stats.is_stats.ns_rx_bytes; | |
669 | data->tx_packets = stats.is_stats.ns_tx_data; | |
670 | data->tx_bytes = stats.is_stats.ns_tx_bytes; | |
671 | } | |
672 | return 0; | |
673 | } | |
674 | ||
c5121837 | 675 | static int |
731723a5 | 676 | bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code) |
c5121837 | 677 | { |
e1b1309b MH |
678 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
679 | addr); | |
c5121837 JM |
680 | } |
681 | ||
682 | static int | |
731723a5 JM |
683 | bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr, |
684 | int reason_code) | |
c5121837 | 685 | { |
e1b1309b MH |
686 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code, |
687 | addr); | |
c5121837 JM |
688 | } |
689 | ||
c5121837 JM |
690 | static void |
691 | bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx) | |
692 | { | |
693 | struct bsd_driver_data *drv = ctx; | |
c5121837 JM |
694 | char buf[2048]; |
695 | struct if_announcemsghdr *ifan; | |
696 | struct rt_msghdr *rtm; | |
697 | struct ieee80211_michael_event *mic; | |
698 | struct ieee80211_join_event *join; | |
699 | struct ieee80211_leave_event *leave; | |
700 | int n; | |
1cd973d5 | 701 | union wpa_event_data data; |
c5121837 JM |
702 | |
703 | n = read(sock, buf, sizeof(buf)); | |
704 | if (n < 0) { | |
705 | if (errno != EINTR && errno != EAGAIN) | |
706 | perror("read(PF_ROUTE)"); | |
707 | return; | |
708 | } | |
709 | ||
710 | rtm = (struct rt_msghdr *) buf; | |
711 | if (rtm->rtm_version != RTM_VERSION) { | |
712 | wpa_printf(MSG_DEBUG, "Routing message version %d not " | |
713 | "understood\n", rtm->rtm_version); | |
714 | return; | |
715 | } | |
716 | ifan = (struct if_announcemsghdr *) rtm; | |
717 | switch (rtm->rtm_type) { | |
718 | case RTM_IEEE80211: | |
719 | switch (ifan->ifan_what) { | |
720 | case RTM_IEEE80211_ASSOC: | |
721 | case RTM_IEEE80211_REASSOC: | |
722 | case RTM_IEEE80211_DISASSOC: | |
723 | case RTM_IEEE80211_SCAN: | |
724 | break; | |
725 | case RTM_IEEE80211_LEAVE: | |
726 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
69378b79 | 727 | drv_event_disassoc(drv->hapd, leave->iev_addr); |
c5121837 JM |
728 | break; |
729 | case RTM_IEEE80211_JOIN: | |
730 | #ifdef RTM_IEEE80211_REJOIN | |
731 | case RTM_IEEE80211_REJOIN: | |
732 | #endif | |
733 | join = (struct ieee80211_join_event *) &ifan[1]; | |
e1b1309b | 734 | bsd_new_sta(drv, drv->hapd, join->iev_addr); |
c5121837 JM |
735 | break; |
736 | case RTM_IEEE80211_REPLAY: | |
737 | /* ignore */ | |
738 | break; | |
739 | case RTM_IEEE80211_MICHAEL: | |
740 | mic = (struct ieee80211_michael_event *) &ifan[1]; | |
741 | wpa_printf(MSG_DEBUG, | |
742 | "Michael MIC failure wireless event: " | |
743 | "keyix=%u src_addr=" MACSTR, mic->iev_keyix, | |
744 | MAC2STR(mic->iev_src)); | |
1cd973d5 JM |
745 | os_memset(&data, 0, sizeof(data)); |
746 | data.michael_mic_failure.unicast = 1; | |
747 | data.michael_mic_failure.src = mic->iev_src; | |
748 | wpa_supplicant_event(drv->hapd, | |
749 | EVENT_MICHAEL_MIC_FAILURE, &data); | |
c5121837 JM |
750 | break; |
751 | } | |
752 | break; | |
753 | } | |
754 | } | |
755 | ||
c5121837 JM |
756 | static void |
757 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
758 | { | |
759 | struct bsd_driver_data *drv = ctx; | |
d3737256 | 760 | drv_event_eapol_rx(drv->hapd, src_addr, buf, len); |
c5121837 JM |
761 | } |
762 | ||
42f34a9b MH |
763 | static int |
764 | hostapd_bsd_set_freq(void *priv, struct hostapd_freq_params *freq) | |
765 | { | |
e1b1309b | 766 | return bsd_set_freq(priv, freq->channel); |
5197244a MH |
767 | } |
768 | ||
c5121837 | 769 | static void * |
92f475b4 | 770 | bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params) |
c5121837 JM |
771 | { |
772 | struct bsd_driver_data *drv; | |
773 | ||
774 | drv = os_zalloc(sizeof(struct bsd_driver_data)); | |
775 | if (drv == NULL) { | |
776 | printf("Could not allocate memory for bsd driver data\n"); | |
777 | goto bad; | |
778 | } | |
779 | ||
780 | drv->hapd = hapd; | |
6850c707 MH |
781 | drv->sock = socket(PF_INET, SOCK_DGRAM, 0); |
782 | if (drv->sock < 0) { | |
c5121837 JM |
783 | perror("socket[PF_INET,SOCK_DGRAM]"); |
784 | goto bad; | |
785 | } | |
6850c707 | 786 | os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname)); |
c5121837 | 787 | |
6850c707 | 788 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, |
d3737256 | 789 | handle_read, drv, 0); |
c5121837 JM |
790 | if (drv->sock_xmit == NULL) |
791 | goto bad; | |
412036f5 | 792 | if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr)) |
c5121837 JM |
793 | goto bad; |
794 | ||
60bc3033 | 795 | /* mark down during setup */ |
e1b1309b | 796 | if (bsd_ctrl_iface(drv, 0) < 0) |
60bc3033 | 797 | goto bad; |
6850c707 MH |
798 | |
799 | drv->route = socket(PF_ROUTE, SOCK_RAW, 0); | |
800 | if (drv->route < 0) { | |
801 | perror("socket(PF_ROUTE,SOCK_RAW)"); | |
c5121837 | 802 | goto bad; |
6850c707 MH |
803 | } |
804 | eloop_register_read_sock(drv->route, bsd_wireless_event_receive, drv, | |
805 | NULL); | |
c5121837 | 806 | |
e1b1309b | 807 | if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) { |
5197244a MH |
808 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
809 | __func__); | |
810 | goto bad; | |
811 | } | |
812 | ||
c5121837 JM |
813 | return drv; |
814 | bad: | |
815 | if (drv->sock_xmit != NULL) | |
816 | l2_packet_deinit(drv->sock_xmit); | |
6850c707 MH |
817 | if (drv->sock >= 0) |
818 | close(drv->sock); | |
c5121837 | 819 | if (drv != NULL) |
82f36163 | 820 | os_free(drv); |
c5121837 JM |
821 | return NULL; |
822 | } | |
823 | ||
824 | ||
825 | static void | |
826 | bsd_deinit(void *priv) | |
827 | { | |
828 | struct bsd_driver_data *drv = priv; | |
829 | ||
6850c707 MH |
830 | if (drv->route >= 0) { |
831 | eloop_unregister_read_sock(drv->route); | |
832 | close(drv->route); | |
833 | } | |
e1b1309b | 834 | bsd_ctrl_iface(drv, 0); |
6850c707 MH |
835 | if (drv->sock >= 0) |
836 | close(drv->sock); | |
c5121837 JM |
837 | if (drv->sock_xmit != NULL) |
838 | l2_packet_deinit(drv->sock_xmit); | |
82f36163 | 839 | os_free(drv); |
c5121837 JM |
840 | } |
841 | ||
c5121837 JM |
842 | #else /* HOSTAPD */ |
843 | ||
6fc6879b | 844 | static int |
86b24ea9 | 845 | get80211param(struct bsd_driver_data *drv, int op) |
6fc6879b JM |
846 | { |
847 | struct ieee80211req ireq; | |
848 | ||
0c6bdf91 | 849 | if (bsd_get80211(drv, &ireq, op, NULL, 0) < 0) |
6fc6879b | 850 | return -1; |
6fc6879b JM |
851 | return ireq.i_val; |
852 | } | |
853 | ||
6fc6879b JM |
854 | static int |
855 | wpa_driver_bsd_get_bssid(void *priv, u8 *bssid) | |
856 | { | |
86b24ea9 | 857 | struct bsd_driver_data *drv = priv; |
66d4085f | 858 | #ifdef SIOCG80211BSSID |
a65f4a57 | 859 | struct ieee80211_bssid bs; |
6fc6879b | 860 | |
e1b1309b | 861 | os_strlcpy(bs.i_name, drv->ifname, sizeof(bs.i_name)); |
a65f4a57 MH |
862 | if (ioctl(drv->sock, SIOCG80211BSSID, &bs) < 0) |
863 | return -1; | |
864 | os_memcpy(bssid, bs.i_bssid, sizeof(bs.i_bssid)); | |
865 | return 0; | |
866 | #else | |
6fc6879b JM |
867 | return get80211var(drv, IEEE80211_IOC_BSSID, |
868 | bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0; | |
a65f4a57 | 869 | #endif |
6fc6879b JM |
870 | } |
871 | ||
6fc6879b JM |
872 | static int |
873 | wpa_driver_bsd_get_ssid(void *priv, u8 *ssid) | |
874 | { | |
86b24ea9 | 875 | struct bsd_driver_data *drv = priv; |
e1b1309b | 876 | return bsd_get_ssid(drv->ifname, drv, ssid, 0); |
6fc6879b JM |
877 | } |
878 | ||
879 | static int | |
86b24ea9 MH |
880 | wpa_driver_bsd_set_wpa_ie(struct bsd_driver_data *drv, const u8 *wpa_ie, |
881 | size_t wpa_ie_len) | |
6fc6879b | 882 | { |
c610dba1 | 883 | #ifdef IEEE80211_IOC_APPIE |
88487b0e | 884 | return bsd_set_opt_ie(drv->ifname, drv, wpa_ie, wpa_ie_len); |
c610dba1 | 885 | #else /* IEEE80211_IOC_APPIE */ |
6fc6879b | 886 | return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len); |
c610dba1 | 887 | #endif /* IEEE80211_IOC_APPIE */ |
6fc6879b JM |
888 | } |
889 | ||
890 | static int | |
891 | wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy) | |
892 | { | |
6fc6879b JM |
893 | int ret = 0; |
894 | ||
895 | wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d", | |
896 | __FUNCTION__, wpa, privacy); | |
897 | ||
e1b1309b | 898 | if (!wpa && wpa_driver_bsd_set_wpa_ie(priv, NULL, 0) < 0) |
6fc6879b | 899 | ret = -1; |
e1b1309b | 900 | if (set80211param(priv, IEEE80211_IOC_PRIVACY, privacy) < 0) |
6fc6879b | 901 | ret = -1; |
e1b1309b | 902 | if (set80211param(priv, IEEE80211_IOC_WPA, wpa) < 0) |
6fc6879b JM |
903 | ret = -1; |
904 | ||
905 | return ret; | |
906 | } | |
907 | ||
908 | static int | |
909 | wpa_driver_bsd_set_wpa(void *priv, int enabled) | |
910 | { | |
911 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled); | |
912 | ||
913 | return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled); | |
914 | } | |
915 | ||
6fc6879b JM |
916 | static int |
917 | wpa_driver_bsd_set_countermeasures(void *priv, int enabled) | |
918 | { | |
6fc6879b | 919 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 920 | return set80211param(priv, IEEE80211_IOC_COUNTERMEASURES, enabled); |
6fc6879b JM |
921 | } |
922 | ||
923 | ||
924 | static int | |
925 | wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled) | |
926 | { | |
6fc6879b | 927 | wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled); |
e1b1309b | 928 | return set80211param(priv, IEEE80211_IOC_DROPUNENCRYPTED, enabled); |
6fc6879b JM |
929 | } |
930 | ||
931 | static int | |
932 | wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code) | |
933 | { | |
e1b1309b MH |
934 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code, |
935 | addr); | |
6fc6879b JM |
936 | } |
937 | ||
938 | static int | |
939 | wpa_driver_bsd_disassociate(void *priv, const u8 *addr, int reason_code) | |
940 | { | |
e1b1309b MH |
941 | return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code, |
942 | addr); | |
6fc6879b JM |
943 | } |
944 | ||
2a91091e MH |
945 | static int |
946 | wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg) | |
947 | { | |
2a91091e MH |
948 | int authmode; |
949 | ||
abd9fafa JM |
950 | if ((auth_alg & WPA_AUTH_ALG_OPEN) && |
951 | (auth_alg & WPA_AUTH_ALG_SHARED)) | |
2a91091e | 952 | authmode = IEEE80211_AUTH_AUTO; |
abd9fafa | 953 | else if (auth_alg & WPA_AUTH_ALG_SHARED) |
2a91091e MH |
954 | authmode = IEEE80211_AUTH_SHARED; |
955 | else | |
956 | authmode = IEEE80211_AUTH_OPEN; | |
957 | ||
e1b1309b | 958 | return set80211param(priv, IEEE80211_IOC_AUTHMODE, authmode); |
2a91091e MH |
959 | } |
960 | ||
42f34a9b MH |
961 | static void |
962 | handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) | |
963 | { | |
86b24ea9 | 964 | struct bsd_driver_data *drv = ctx; |
42f34a9b MH |
965 | |
966 | drv_event_eapol_rx(drv->ctx, src_addr, buf, len); | |
967 | } | |
968 | ||
6fc6879b JM |
969 | static int |
970 | wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params) | |
971 | { | |
86b24ea9 | 972 | struct bsd_driver_data *drv = priv; |
6fc6879b | 973 | struct ieee80211req_mlme mlme; |
42f34a9b MH |
974 | u32 mode; |
975 | u16 channel; | |
6fc6879b | 976 | int privacy; |
4a867032 | 977 | int ret = 0; |
6fc6879b JM |
978 | |
979 | wpa_printf(MSG_DEBUG, | |
980 | "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u" | |
981 | , __func__ | |
92e63aaf JM |
982 | , (unsigned int) params->ssid_len, params->ssid |
983 | , (unsigned int) params->wpa_ie_len | |
6fc6879b JM |
984 | , params->pairwise_suite |
985 | , params->group_suite | |
986 | , params->key_mgmt_suite | |
987 | ); | |
988 | ||
42f34a9b MH |
989 | switch (params->mode) { |
990 | case IEEE80211_MODE_INFRA: | |
991 | mode = 0 /* STA */; | |
992 | break; | |
993 | case IEEE80211_MODE_IBSS: | |
994 | mode = IFM_IEEE80211_IBSS; | |
995 | break; | |
996 | case IEEE80211_MODE_AP: | |
997 | mode = IFM_IEEE80211_HOSTAP; | |
998 | break; | |
999 | default: | |
1000 | wpa_printf(MSG_ERROR, "%s: unknown operation mode", __func__); | |
1001 | return -1; | |
1002 | } | |
e1b1309b | 1003 | if (bsd_set_mediaopt(drv, IFM_OMASK, mode) < 0) { |
42f34a9b MH |
1004 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", |
1005 | __func__); | |
1006 | return -1; | |
1007 | } | |
1008 | ||
1009 | if (params->mode == IEEE80211_MODE_AP) { | |
1010 | if (params->freq >= 2412 && params->freq <= 2472) | |
1011 | channel = (params->freq - 2407) / 5; | |
1012 | else if (params->freq == 2484) | |
1013 | channel = 14; | |
1014 | else if ((params->freq >= 5180 && params->freq <= 5240) || | |
1015 | (params->freq >= 5745 && params->freq <= 5825)) | |
1016 | channel = (params->freq - 5000) / 5; | |
1017 | else | |
1018 | channel = 0; | |
e1b1309b | 1019 | if (bsd_set_freq(drv, channel) < 0) |
42f34a9b MH |
1020 | return -1; |
1021 | ||
1022 | drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL, | |
1023 | handle_read, drv, 0); | |
1024 | if (drv->sock_xmit == NULL) | |
1025 | return -1; | |
1026 | drv->is_ap = 1; | |
1027 | return 0; | |
1028 | } | |
1029 | ||
4a867032 JM |
1030 | if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted) |
1031 | < 0) | |
1032 | ret = -1; | |
1033 | if (wpa_driver_bsd_set_auth_alg(drv, params->auth_alg) < 0) | |
1034 | ret = -1; | |
6fc6879b JM |
1035 | /* XXX error handling is wrong but unclear what to do... */ |
1036 | if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0) | |
1037 | return -1; | |
6fc6879b JM |
1038 | |
1039 | privacy = !(params->pairwise_suite == CIPHER_NONE && | |
1040 | params->group_suite == CIPHER_NONE && | |
1041 | params->key_mgmt_suite == KEY_MGMT_NONE && | |
1042 | params->wpa_ie_len == 0); | |
1043 | wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy); | |
1044 | ||
1045 | if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0) | |
1046 | return -1; | |
1047 | ||
1048 | if (params->wpa_ie_len && | |
1049 | set80211param(drv, IEEE80211_IOC_WPA, | |
1050 | params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1) < 0) | |
1051 | return -1; | |
1052 | ||
1053 | os_memset(&mlme, 0, sizeof(mlme)); | |
1054 | mlme.im_op = IEEE80211_MLME_ASSOC; | |
6fc6879b JM |
1055 | if (params->ssid != NULL) |
1056 | os_memcpy(mlme.im_ssid, params->ssid, params->ssid_len); | |
1057 | mlme.im_ssid_len = params->ssid_len; | |
6fc6879b JM |
1058 | if (params->bssid != NULL) |
1059 | os_memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN); | |
1060 | if (set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)) < 0) | |
1061 | return -1; | |
4a867032 | 1062 | return ret; |
6fc6879b JM |
1063 | } |
1064 | ||
6fc6879b | 1065 | static int |
c2e8d0a0 | 1066 | wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params) |
6fc6879b | 1067 | { |
86b24ea9 | 1068 | struct bsd_driver_data *drv = priv; |
88487b0e MH |
1069 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1070 | struct ieee80211_scan_req sr; | |
1071 | int i; | |
1072 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ | |
1073 | ||
1074 | if (bsd_set_mediaopt(drv, IFM_OMASK, 0 /* STA */) < 0) { | |
1075 | wpa_printf(MSG_ERROR, "%s: failed to set operation mode", | |
1076 | __func__); | |
1077 | return -1; | |
1078 | } | |
6fc6879b | 1079 | |
42f34a9b MH |
1080 | if (set80211param(drv, IEEE80211_IOC_ROAMING, |
1081 | IEEE80211_ROAMING_MANUAL) < 0) { | |
1082 | wpa_printf(MSG_ERROR, "%s: failed to set " | |
1083 | "wpa_supplicant-based roaming: %s", __func__, | |
1084 | strerror(errno)); | |
1085 | return -1; | |
1086 | } | |
1087 | ||
1088 | if (wpa_driver_bsd_set_wpa(drv, 1) < 0) { | |
1089 | wpa_printf(MSG_ERROR, "%s: failed to set wpa: %s", __func__, | |
1090 | strerror(errno)); | |
1091 | return -1; | |
1092 | } | |
1093 | ||
6fc6879b | 1094 | /* NB: interface must be marked UP to do a scan */ |
e1b1309b | 1095 | if (bsd_ctrl_iface(drv, 1) < 0) |
6fc6879b JM |
1096 | return -1; |
1097 | ||
88487b0e MH |
1098 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1099 | os_memset(&sr, 0, sizeof(sr)); | |
1100 | sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE | | |
1101 | IEEE80211_IOC_SCAN_NOJOIN; | |
1102 | sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER; | |
1103 | if (params->num_ssids > 0) { | |
1104 | sr.sr_nssid = params->num_ssids; | |
1105 | #if 0 | |
1106 | /* Boundary check is done by upper layer */ | |
1107 | if (sr.sr_nssid > IEEE80211_IOC_SCAN_MAX_SSID) | |
1108 | sr.sr_nssid = IEEE80211_IOC_SCAN_MAX_SSID; | |
1109 | #endif | |
1110 | ||
1111 | /* NB: check scan cache first */ | |
1112 | sr.sr_flags |= IEEE80211_IOC_SCAN_CHECK; | |
1113 | } | |
1114 | for (i = 0; i < sr.sr_nssid; i++) { | |
1115 | sr.sr_ssid[i].len = params->ssids[i].ssid_len; | |
1116 | os_memcpy(sr.sr_ssid[i].ssid, params->ssids[i].ssid, | |
1117 | sr.sr_ssid[i].len); | |
1118 | } | |
1119 | ||
1120 | /* NB: net80211 delivers a scan complete event so no need to poll */ | |
1121 | return set80211var(drv, IEEE80211_IOC_SCAN_REQ, &sr, sizeof(sr)); | |
1122 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ | |
6fc6879b | 1123 | /* set desired ssid before scan */ |
88487b0e MH |
1124 | if (bsd_set_ssid(drv->ifname, drv, params->ssids[0].ssid, |
1125 | params->ssids[0].ssid_len) < 0) | |
6fc6879b JM |
1126 | return -1; |
1127 | ||
1128 | /* NB: net80211 delivers a scan complete event so no need to poll */ | |
1129 | return set80211param(drv, IEEE80211_IOC_SCAN_REQ, 0); | |
88487b0e | 1130 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
6fc6879b JM |
1131 | } |
1132 | ||
6fc6879b JM |
1133 | static void |
1134 | wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx) | |
1135 | { | |
86b24ea9 | 1136 | struct bsd_driver_data *drv = sock_ctx; |
6fc6879b JM |
1137 | char buf[2048]; |
1138 | struct if_announcemsghdr *ifan; | |
1139 | struct if_msghdr *ifm; | |
1140 | struct rt_msghdr *rtm; | |
1141 | union wpa_event_data event; | |
1142 | struct ieee80211_michael_event *mic; | |
42f34a9b MH |
1143 | struct ieee80211_leave_event *leave; |
1144 | struct ieee80211_join_event *join; | |
6fc6879b JM |
1145 | int n; |
1146 | ||
1147 | n = read(sock, buf, sizeof(buf)); | |
1148 | if (n < 0) { | |
1149 | if (errno != EINTR && errno != EAGAIN) | |
1150 | perror("read(PF_ROUTE)"); | |
1151 | return; | |
1152 | } | |
1153 | ||
1154 | rtm = (struct rt_msghdr *) buf; | |
1155 | if (rtm->rtm_version != RTM_VERSION) { | |
1156 | wpa_printf(MSG_DEBUG, "Routing message version %d not " | |
1157 | "understood\n", rtm->rtm_version); | |
1158 | return; | |
1159 | } | |
1160 | os_memset(&event, 0, sizeof(event)); | |
1161 | switch (rtm->rtm_type) { | |
1162 | case RTM_IFANNOUNCE: | |
1163 | ifan = (struct if_announcemsghdr *) rtm; | |
1164 | if (ifan->ifan_index != drv->ifindex) | |
1165 | break; | |
d2f46a2b JM |
1166 | os_strlcpy(event.interface_status.ifname, drv->ifname, |
1167 | sizeof(event.interface_status.ifname)); | |
6fc6879b JM |
1168 | switch (ifan->ifan_what) { |
1169 | case IFAN_DEPARTURE: | |
1170 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; | |
1171 | default: | |
1172 | return; | |
1173 | } | |
1174 | wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s", | |
1175 | event.interface_status.ifname, | |
1176 | ifan->ifan_what == IFAN_DEPARTURE ? | |
1177 | "removed" : "added"); | |
1178 | wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event); | |
1179 | break; | |
1180 | case RTM_IEEE80211: | |
1181 | ifan = (struct if_announcemsghdr *) rtm; | |
1182 | if (ifan->ifan_index != drv->ifindex) | |
1183 | break; | |
1184 | switch (ifan->ifan_what) { | |
1185 | case RTM_IEEE80211_ASSOC: | |
1186 | case RTM_IEEE80211_REASSOC: | |
42f34a9b MH |
1187 | if (drv->is_ap) |
1188 | break; | |
6fc6879b JM |
1189 | wpa_supplicant_event(ctx, EVENT_ASSOC, NULL); |
1190 | break; | |
1191 | case RTM_IEEE80211_DISASSOC: | |
42f34a9b MH |
1192 | if (drv->is_ap) |
1193 | break; | |
6fc6879b JM |
1194 | wpa_supplicant_event(ctx, EVENT_DISASSOC, NULL); |
1195 | break; | |
1196 | case RTM_IEEE80211_SCAN: | |
42f34a9b MH |
1197 | if (drv->is_ap) |
1198 | break; | |
6fc6879b JM |
1199 | wpa_supplicant_event(ctx, EVENT_SCAN_RESULTS, NULL); |
1200 | break; | |
42f34a9b MH |
1201 | case RTM_IEEE80211_LEAVE: |
1202 | leave = (struct ieee80211_leave_event *) &ifan[1]; | |
1203 | drv_event_disassoc(ctx, leave->iev_addr); | |
1204 | break; | |
1205 | case RTM_IEEE80211_JOIN: | |
1206 | #ifdef RTM_IEEE80211_REJOIN | |
1207 | case RTM_IEEE80211_REJOIN: | |
1208 | #endif | |
1209 | join = (struct ieee80211_join_event *) &ifan[1]; | |
e1b1309b | 1210 | bsd_new_sta(drv, ctx, join->iev_addr); |
42f34a9b | 1211 | break; |
6fc6879b JM |
1212 | case RTM_IEEE80211_REPLAY: |
1213 | /* ignore */ | |
1214 | break; | |
1215 | case RTM_IEEE80211_MICHAEL: | |
1216 | mic = (struct ieee80211_michael_event *) &ifan[1]; | |
1217 | wpa_printf(MSG_DEBUG, | |
1218 | "Michael MIC failure wireless event: " | |
1219 | "keyix=%u src_addr=" MACSTR, mic->iev_keyix, | |
1220 | MAC2STR(mic->iev_src)); | |
1221 | ||
1222 | os_memset(&event, 0, sizeof(event)); | |
1223 | event.michael_mic_failure.unicast = | |
1224 | !IEEE80211_IS_MULTICAST(mic->iev_dst); | |
1225 | wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, | |
1226 | &event); | |
1227 | break; | |
1228 | } | |
1229 | break; | |
1230 | case RTM_IFINFO: | |
1231 | ifm = (struct if_msghdr *) rtm; | |
1232 | if (ifm->ifm_index != drv->ifindex) | |
1233 | break; | |
1234 | if ((rtm->rtm_flags & RTF_UP) == 0) { | |
d2f46a2b JM |
1235 | os_strlcpy(event.interface_status.ifname, drv->ifname, |
1236 | sizeof(event.interface_status.ifname)); | |
6fc6879b JM |
1237 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; |
1238 | wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN", | |
1239 | event.interface_status.ifname); | |
1240 | wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event); | |
1241 | } | |
1242 | break; | |
1243 | } | |
1244 | } | |
1245 | ||
a65f4a57 MH |
1246 | static void |
1247 | wpa_driver_bsd_add_scan_entry(struct wpa_scan_results *res, | |
1248 | struct ieee80211req_scan_result *sr) | |
6fc6879b | 1249 | { |
a65f4a57 MH |
1250 | struct wpa_scan_res *result, **tmp; |
1251 | size_t extra_len; | |
1252 | u8 *pos; | |
6fc6879b | 1253 | |
a65f4a57 MH |
1254 | extra_len = 2 + sr->isr_ssid_len; |
1255 | extra_len += 2 + sr->isr_nrates; | |
1256 | extra_len += 3; /* ERP IE */ | |
1257 | extra_len += sr->isr_ie_len; | |
6fc6879b | 1258 | |
a65f4a57 MH |
1259 | result = os_zalloc(sizeof(*result) + extra_len); |
1260 | if (result == NULL) | |
1261 | return; | |
1262 | os_memcpy(result->bssid, sr->isr_bssid, ETH_ALEN); | |
1263 | result->freq = sr->isr_freq; | |
1264 | result->beacon_int = sr->isr_intval; | |
1265 | result->caps = sr->isr_capinfo; | |
1266 | result->qual = sr->isr_rssi; | |
1267 | result->noise = sr->isr_noise; | |
6fc6879b | 1268 | |
a65f4a57 | 1269 | pos = (u8 *)(result + 1); |
6fc6879b | 1270 | |
a65f4a57 MH |
1271 | *pos++ = WLAN_EID_SSID; |
1272 | *pos++ = sr->isr_ssid_len; | |
1273 | os_memcpy(pos, sr + 1, sr->isr_ssid_len); | |
1274 | pos += sr->isr_ssid_len; | |
6fc6879b | 1275 | |
a65f4a57 MH |
1276 | /* |
1277 | * Deal all rates as supported rate. | |
1278 | * Because net80211 doesn't report extended supported rate or not. | |
1279 | */ | |
1280 | *pos++ = WLAN_EID_SUPP_RATES; | |
1281 | *pos++ = sr->isr_nrates; | |
1282 | os_memcpy(pos, sr->isr_rates, sr->isr_nrates); | |
1283 | pos += sr->isr_nrates; | |
6fc6879b | 1284 | |
a65f4a57 MH |
1285 | *pos++ = WLAN_EID_ERP_INFO; |
1286 | *pos++ = 1; | |
1287 | *pos++ = sr->isr_erp; | |
6fc6879b | 1288 | |
a65f4a57 MH |
1289 | os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len); |
1290 | pos += sr->isr_ie_len; | |
6fc6879b | 1291 | |
a65f4a57 MH |
1292 | result->ie_len = pos - (u8 *)(result + 1); |
1293 | ||
1294 | tmp = os_realloc(res->res, | |
1295 | (res->num + 1) * sizeof(struct wpa_scan_res *)); | |
1296 | if (tmp == NULL) { | |
1297 | os_free(result); | |
1298 | return; | |
1299 | } | |
1300 | tmp[res->num++] = result; | |
1301 | res->res = tmp; | |
6fc6879b JM |
1302 | } |
1303 | ||
a65f4a57 MH |
1304 | struct wpa_scan_results * |
1305 | wpa_driver_bsd_get_scan_results2(void *priv) | |
6fc6879b | 1306 | { |
6fc6879b | 1307 | struct ieee80211req_scan_result *sr; |
a65f4a57 MH |
1308 | struct wpa_scan_results *res; |
1309 | int len, rest; | |
1310 | uint8_t buf[24*1024], *pos; | |
6fc6879b | 1311 | |
e1b1309b | 1312 | len = get80211var(priv, IEEE80211_IOC_SCAN_RESULTS, buf, 24*1024); |
6fc6879b | 1313 | if (len < 0) |
a65f4a57 MH |
1314 | return NULL; |
1315 | ||
1316 | res = os_zalloc(sizeof(*res)); | |
1317 | if (res == NULL) | |
1318 | return NULL; | |
6fc6879b | 1319 | |
a65f4a57 MH |
1320 | pos = buf; |
1321 | rest = len; | |
1322 | while (rest >= sizeof(struct ieee80211req_scan_result)) { | |
1323 | sr = (struct ieee80211req_scan_result *)pos; | |
1324 | wpa_driver_bsd_add_scan_entry(res, sr); | |
1325 | pos += sr->isr_len; | |
1326 | rest -= sr->isr_len; | |
6fc6879b | 1327 | } |
6fc6879b | 1328 | |
a65f4a57 MH |
1329 | wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%lu BSSes)", |
1330 | len, (unsigned long)res->num); | |
6fc6879b | 1331 | |
a65f4a57 | 1332 | return res; |
6fc6879b JM |
1333 | } |
1334 | ||
86b24ea9 | 1335 | static int wpa_driver_bsd_capa(struct bsd_driver_data *drv) |
42f34a9b | 1336 | { |
c6611ed9 MH |
1337 | #ifdef IEEE80211_IOC_DEVCAPS |
1338 | /* kernel definitions copied from net80211/ieee80211_var.h */ | |
1339 | #define IEEE80211_CIPHER_WEP 0 | |
1340 | #define IEEE80211_CIPHER_TKIP 1 | |
1341 | #define IEEE80211_CIPHER_AES_CCM 3 | |
1342 | #define IEEE80211_CRYPTO_WEP (1<<IEEE80211_CIPHER_WEP) | |
1343 | #define IEEE80211_CRYPTO_TKIP (1<<IEEE80211_CIPHER_TKIP) | |
1344 | #define IEEE80211_CRYPTO_AES_CCM (1<<IEEE80211_CIPHER_AES_CCM) | |
1345 | #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ | |
1346 | #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ | |
1347 | #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ | |
1348 | struct ieee80211_devcaps_req devcaps; | |
1349 | ||
1350 | if (get80211var(drv, IEEE80211_IOC_DEVCAPS, &devcaps, | |
1351 | sizeof(devcaps)) < 0) { | |
1352 | wpa_printf(MSG_ERROR, "failed to IEEE80211_IOC_DEVCAPS: %s", | |
1353 | strerror(errno)); | |
1354 | return -1; | |
1355 | } | |
1356 | ||
1357 | wpa_printf(MSG_DEBUG, "%s: drivercaps=0x%08x,cryptocaps=0x%08x", | |
1358 | __func__, devcaps.dc_drivercaps, devcaps.dc_cryptocaps); | |
1359 | ||
1360 | if (devcaps.dc_drivercaps & IEEE80211_C_WPA1) | |
1361 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1362 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK; | |
1363 | if (devcaps.dc_drivercaps & IEEE80211_C_WPA2) | |
1364 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
1365 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
1366 | ||
1367 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_WEP) | |
1368 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 | | |
1369 | WPA_DRIVER_CAPA_ENC_WEP104; | |
1370 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_TKIP) | |
1371 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP; | |
1372 | if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_AES_CCM) | |
1373 | drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP; | |
1374 | ||
1375 | if (devcaps.dc_drivercaps & IEEE80211_C_HOSTAP) | |
1376 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; | |
1377 | #undef IEEE80211_CIPHER_WEP | |
1378 | #undef IEEE80211_CIPHER_TKIP | |
1379 | #undef IEEE80211_CIPHER_AES_CCM | |
1380 | #undef IEEE80211_CRYPTO_WEP | |
1381 | #undef IEEE80211_CRYPTO_TKIP | |
1382 | #undef IEEE80211_CRYPTO_AES_CCM | |
1383 | #undef IEEE80211_C_HOSTAP | |
1384 | #undef IEEE80211_C_WPA1 | |
1385 | #undef IEEE80211_C_WPA2 | |
1386 | #else /* IEEE80211_IOC_DEVCAPS */ | |
42f34a9b MH |
1387 | /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */ |
1388 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1389 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | | |
1390 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
1391 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
1392 | drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 | | |
1393 | WPA_DRIVER_CAPA_ENC_WEP104 | | |
1394 | WPA_DRIVER_CAPA_ENC_TKIP | | |
1395 | WPA_DRIVER_CAPA_ENC_CCMP; | |
c6611ed9 MH |
1396 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP; |
1397 | #endif /* IEEE80211_IOC_DEVCAPS */ | |
88487b0e MH |
1398 | #ifdef IEEE80211_IOC_SCAN_MAX_SSID |
1399 | drv->capa.max_scan_ssids = IEEE80211_IOC_SCAN_MAX_SSID; | |
c6611ed9 MH |
1400 | #else /* IEEE80211_IOC_SCAN_MAX_SSID */ |
1401 | drv->capa.max_scan_ssids = 1; | |
88487b0e | 1402 | #endif /* IEEE80211_IOC_SCAN_MAX_SSID */ |
c6611ed9 MH |
1403 | drv->capa.auth = WPA_DRIVER_AUTH_OPEN | |
1404 | WPA_DRIVER_AUTH_SHARED | | |
1405 | WPA_DRIVER_AUTH_LEAP; | |
42f34a9b MH |
1406 | return 0; |
1407 | } | |
1408 | ||
6fc6879b JM |
1409 | static void * |
1410 | wpa_driver_bsd_init(void *ctx, const char *ifname) | |
1411 | { | |
1412 | #define GETPARAM(drv, param, v) \ | |
1413 | (((v) = get80211param(drv, param)) != -1) | |
86b24ea9 | 1414 | struct bsd_driver_data *drv; |
6fc6879b JM |
1415 | |
1416 | drv = os_zalloc(sizeof(*drv)); | |
1417 | if (drv == NULL) | |
1418 | return NULL; | |
1419 | /* | |
1420 | * NB: We require the interface name be mappable to an index. | |
1421 | * This implies we do not support having wpa_supplicant | |
1422 | * wait for an interface to appear. This seems ok; that | |
1423 | * doesn't belong here; it's really the job of devd. | |
1424 | */ | |
1425 | drv->ifindex = if_nametoindex(ifname); | |
1426 | if (drv->ifindex == 0) { | |
1427 | wpa_printf(MSG_DEBUG, "%s: interface %s does not exist", | |
1428 | __func__, ifname); | |
1429 | goto fail1; | |
1430 | } | |
1431 | drv->sock = socket(PF_INET, SOCK_DGRAM, 0); | |
1432 | if (drv->sock < 0) | |
1433 | goto fail1; | |
1434 | drv->route = socket(PF_ROUTE, SOCK_RAW, 0); | |
1435 | if (drv->route < 0) | |
1436 | goto fail; | |
1437 | eloop_register_read_sock(drv->route, | |
1438 | wpa_driver_bsd_event_receive, ctx, drv); | |
1439 | ||
1440 | drv->ctx = ctx; | |
1441 | os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); | |
1442 | ||
42f34a9b | 1443 | /* Down interface during setup. */ |
e1b1309b | 1444 | if (bsd_ctrl_iface(drv, 0) < 0) |
42f34a9b MH |
1445 | goto fail; |
1446 | ||
6fc6879b JM |
1447 | if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) { |
1448 | wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s", | |
1449 | __func__, strerror(errno)); | |
1450 | goto fail; | |
1451 | } | |
1452 | if (!GETPARAM(drv, IEEE80211_IOC_PRIVACY, drv->prev_privacy)) { | |
1453 | wpa_printf(MSG_DEBUG, "%s: failed to get privacy state: %s", | |
1454 | __func__, strerror(errno)); | |
1455 | goto fail; | |
1456 | } | |
1457 | if (!GETPARAM(drv, IEEE80211_IOC_WPA, drv->prev_wpa)) { | |
1458 | wpa_printf(MSG_DEBUG, "%s: failed to get wpa state: %s", | |
1459 | __func__, strerror(errno)); | |
1460 | goto fail; | |
1461 | } | |
5197244a | 1462 | |
42f34a9b | 1463 | if (wpa_driver_bsd_capa(drv)) |
6fc6879b | 1464 | goto fail; |
4a867032 | 1465 | |
6fc6879b JM |
1466 | return drv; |
1467 | fail: | |
1468 | close(drv->sock); | |
1469 | fail1: | |
1470 | os_free(drv); | |
1471 | return NULL; | |
1472 | #undef GETPARAM | |
1473 | } | |
1474 | ||
1475 | static void | |
1476 | wpa_driver_bsd_deinit(void *priv) | |
1477 | { | |
86b24ea9 | 1478 | struct bsd_driver_data *drv = priv; |
6fc6879b | 1479 | |
4a867032 | 1480 | wpa_driver_bsd_set_wpa(drv, 0); |
6fc6879b JM |
1481 | eloop_unregister_read_sock(drv->route); |
1482 | ||
1483 | /* NB: mark interface down */ | |
e1b1309b | 1484 | bsd_ctrl_iface(drv, 0); |
6fc6879b JM |
1485 | |
1486 | wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, drv->prev_privacy); | |
1487 | if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming) < 0) | |
1488 | wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state", | |
1489 | __func__); | |
1490 | ||
42f34a9b MH |
1491 | if (drv->sock_xmit != NULL) |
1492 | l2_packet_deinit(drv->sock_xmit); | |
6fc6879b JM |
1493 | (void) close(drv->route); /* ioctl socket */ |
1494 | (void) close(drv->sock); /* event socket */ | |
1495 | os_free(drv); | |
1496 | } | |
1497 | ||
42f34a9b MH |
1498 | static int |
1499 | wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa) | |
1500 | { | |
86b24ea9 | 1501 | struct bsd_driver_data *drv = priv; |
42f34a9b MH |
1502 | |
1503 | os_memcpy(capa, &drv->capa, sizeof(*capa)); | |
1504 | return 0; | |
1505 | } | |
e1b1309b | 1506 | #endif /* HOSTAPD */ |
42f34a9b | 1507 | |
6fc6879b JM |
1508 | |
1509 | const struct wpa_driver_ops wpa_driver_bsd_ops = { | |
1510 | .name = "bsd", | |
66d4085f | 1511 | .desc = "BSD 802.11 support", |
e1b1309b MH |
1512 | #ifdef HOSTAPD |
1513 | .hapd_init = bsd_init, | |
1514 | .hapd_deinit = bsd_deinit, | |
1515 | .set_privacy = bsd_set_privacy, | |
1516 | .get_seqnum = bsd_get_seqnum, | |
1517 | .flush = bsd_flush, | |
e1b1309b MH |
1518 | .read_sta_data = bsd_read_sta_driver_data, |
1519 | .sta_disassoc = bsd_sta_disassoc, | |
1520 | .sta_deauth = bsd_sta_deauth, | |
1521 | .set_freq = hostapd_bsd_set_freq, | |
1522 | #else /* HOSTAPD */ | |
6fc6879b JM |
1523 | .init = wpa_driver_bsd_init, |
1524 | .deinit = wpa_driver_bsd_deinit, | |
1525 | .get_bssid = wpa_driver_bsd_get_bssid, | |
1526 | .get_ssid = wpa_driver_bsd_get_ssid, | |
6fc6879b | 1527 | .set_countermeasures = wpa_driver_bsd_set_countermeasures, |
c2e8d0a0 | 1528 | .scan2 = wpa_driver_bsd_scan, |
a65f4a57 | 1529 | .get_scan_results2 = wpa_driver_bsd_get_scan_results2, |
6fc6879b JM |
1530 | .deauthenticate = wpa_driver_bsd_deauthenticate, |
1531 | .disassociate = wpa_driver_bsd_disassociate, | |
1532 | .associate = wpa_driver_bsd_associate, | |
42f34a9b | 1533 | .get_capa = wpa_driver_bsd_get_capa, |
c5121837 | 1534 | #endif /* HOSTAPD */ |
e1b1309b MH |
1535 | .set_key = bsd_set_key, |
1536 | .set_ieee8021x = bsd_set_ieee8021x, | |
1537 | .hapd_set_ssid = bsd_set_ssid, | |
1538 | .hapd_get_ssid = bsd_get_ssid, | |
1539 | .hapd_send_eapol = bsd_send_eapol, | |
1540 | .sta_set_flags = bsd_set_sta_authorized, | |
88487b0e | 1541 | .set_generic_elem = bsd_set_opt_ie, |
e1b1309b | 1542 | }; |