]>
Commit | Line | Data |
---|---|---|
3f5285e8 | 1 | /* |
c5121837 | 2 | * Driver interaction with Linux nl80211/cfg80211 |
98cd3d1c | 3 | * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi> |
072ad14c JM |
4 | * Copyright (c) 2003-2004, Instant802 Networks, Inc. |
5 | * Copyright (c) 2005-2006, Devicescape Software, Inc. | |
6 | * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net> | |
58f6fbe0 | 7 | * Copyright (c) 2009-2010, Atheros Communications |
3f5285e8 | 8 | * |
0f3d578e JM |
9 | * This software may be distributed under the terms of the BSD license. |
10 | * See README for more details. | |
3f5285e8 JM |
11 | */ |
12 | ||
13 | #include "includes.h" | |
6859f1cb | 14 | #include <sys/types.h> |
73d2294f | 15 | #include <fcntl.h> |
37b7d082 | 16 | #include <net/if.h> |
3f5285e8 | 17 | #include <netlink/genl/genl.h> |
3f5285e8 | 18 | #include <netlink/genl/ctrl.h> |
97ed9a06 KP |
19 | #ifdef CONFIG_LIBNL3_ROUTE |
20 | #include <netlink/route/neighbour.h> | |
21 | #endif /* CONFIG_LIBNL3_ROUTE */ | |
8602b0f2 | 22 | #include <linux/rtnetlink.h> |
1b648c7e | 23 | #include <netpacket/packet.h> |
32ab4855 | 24 | #include <linux/errqueue.h> |
625f587b | 25 | |
3f5285e8 | 26 | #include "common.h" |
1b648c7e | 27 | #include "eloop.h" |
1682c623 | 28 | #include "common/qca-vendor.h" |
a26582cb | 29 | #include "common/qca-vendor-attr.h" |
1b648c7e | 30 | #include "common/ieee802_11_defs.h" |
9b90955e | 31 | #include "common/ieee802_11_common.h" |
f10bfc9a | 32 | #include "l2_packet/l2_packet.h" |
e2d02c29 | 33 | #include "netlink.h" |
1474e6e9 | 34 | #include "linux_defines.h" |
34f2f814 | 35 | #include "linux_ioctl.h" |
e2d02c29 JM |
36 | #include "radiotap.h" |
37 | #include "radiotap_iter.h" | |
8401a6b0 | 38 | #include "rfkill.h" |
1474e6e9 | 39 | #include "driver_nl80211.h" |
32ab4855 | 40 | |
1474e6e9 JM |
41 | |
42 | #ifndef CONFIG_LIBNL20 | |
a65a9aed JB |
43 | /* |
44 | * libnl 1.1 has a bug, it tries to allocate socket numbers densely | |
45 | * but when you free a socket again it will mess up its bitmap and | |
46 | * and use the wrong number the next time it needs a socket ID. | |
47 | * Therefore, we wrap the handle alloc/destroy and add our own pid | |
48 | * accounting. | |
49 | */ | |
50 | static uint32_t port_bitmap[32] = { 0 }; | |
51 | ||
52 | static struct nl_handle *nl80211_handle_alloc(void *cb) | |
53 | { | |
54 | struct nl_handle *handle; | |
55 | uint32_t pid = getpid() & 0x3FFFFF; | |
56 | int i; | |
57 | ||
58 | handle = nl_handle_alloc_cb(cb); | |
59 | ||
60 | for (i = 0; i < 1024; i++) { | |
61 | if (port_bitmap[i / 32] & (1 << (i % 32))) | |
62 | continue; | |
63 | port_bitmap[i / 32] |= 1 << (i % 32); | |
64 | pid += i << 22; | |
65 | break; | |
66 | } | |
67 | ||
68 | nl_socket_set_local_port(handle, pid); | |
69 | ||
70 | return handle; | |
71 | } | |
72 | ||
73 | static void nl80211_handle_destroy(struct nl_handle *handle) | |
74 | { | |
75 | uint32_t port = nl_socket_get_local_port(handle); | |
76 | ||
77 | port >>= 22; | |
78 | port_bitmap[port / 32] &= ~(1 << (port % 32)); | |
79 | ||
80 | nl_handle_destroy(handle); | |
81 | } | |
c5121837 JM |
82 | #endif /* CONFIG_LIBNL20 */ |
83 | ||
c5121837 | 84 | |
1c6edec6 JM |
85 | #ifdef ANDROID |
86 | /* system/core/libnl_2 does not include nl_socket_set_nonblocking() */ | |
1c6edec6 JM |
87 | #undef nl_socket_set_nonblocking |
88 | #define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h) | |
70a96c81 JM |
89 | |
90 | #define genl_ctrl_resolve android_genl_ctrl_resolve | |
1c6edec6 JM |
91 | #endif /* ANDROID */ |
92 | ||
93 | ||
481234cf | 94 | static struct nl_handle * nl_create_handle(struct nl_cb *cb, const char *dbg) |
a92dfde8 | 95 | { |
481234cf | 96 | struct nl_handle *handle; |
a92dfde8 | 97 | |
481234cf JM |
98 | handle = nl80211_handle_alloc(cb); |
99 | if (handle == NULL) { | |
a92dfde8 JB |
100 | wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink " |
101 | "callbacks (%s)", dbg); | |
481234cf | 102 | return NULL; |
a92dfde8 JB |
103 | } |
104 | ||
481234cf | 105 | if (genl_connect(handle)) { |
a92dfde8 JB |
106 | wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic " |
107 | "netlink (%s)", dbg); | |
481234cf JM |
108 | nl80211_handle_destroy(handle); |
109 | return NULL; | |
a92dfde8 JB |
110 | } |
111 | ||
481234cf | 112 | return handle; |
a92dfde8 JB |
113 | } |
114 | ||
115 | ||
481234cf | 116 | static void nl_destroy_handles(struct nl_handle **handle) |
a92dfde8 | 117 | { |
481234cf | 118 | if (*handle == NULL) |
a92dfde8 | 119 | return; |
481234cf JM |
120 | nl80211_handle_destroy(*handle); |
121 | *handle = NULL; | |
a92dfde8 JB |
122 | } |
123 | ||
124 | ||
10b85921 JB |
125 | #if __WORDSIZE == 64 |
126 | #define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL | |
127 | #else | |
128 | #define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL | |
129 | #endif | |
130 | ||
5f65e9f7 JB |
131 | static void nl80211_register_eloop_read(struct nl_handle **handle, |
132 | eloop_sock_handler handler, | |
133 | void *eloop_data) | |
134 | { | |
630b3230 JM |
135 | /* |
136 | * libnl uses a pretty small buffer (32 kB that gets converted to 64 kB) | |
137 | * by default. It is possible to hit that limit in some cases where | |
138 | * operations are blocked, e.g., with a burst of Deauthentication frames | |
139 | * to hostapd and STA entry deletion. Try to increase the buffer to make | |
140 | * this less likely to occur. | |
141 | */ | |
142 | if (nl_socket_set_buffer_size(*handle, 262144, 0) < 0) { | |
143 | wpa_printf(MSG_DEBUG, | |
144 | "nl80211: Could not set nl_socket RX buffer size: %s", | |
145 | strerror(errno)); | |
146 | /* continue anyway with the default (smaller) buffer */ | |
147 | } | |
148 | ||
10b85921 | 149 | nl_socket_set_nonblocking(*handle); |
5f65e9f7 JB |
150 | eloop_register_read_sock(nl_socket_get_fd(*handle), handler, |
151 | eloop_data, *handle); | |
10b85921 | 152 | *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID); |
5f65e9f7 JB |
153 | } |
154 | ||
155 | ||
156 | static void nl80211_destroy_eloop_handle(struct nl_handle **handle) | |
157 | { | |
10b85921 | 158 | *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID); |
5f65e9f7 JB |
159 | eloop_unregister_read_sock(nl_socket_get_fd(*handle)); |
160 | nl_destroy_handles(handle); | |
161 | } | |
162 | ||
163 | ||
36d84860 BG |
164 | static void nl80211_global_deinit(void *priv); |
165 | ||
9ebce9c5 | 166 | static void wpa_driver_nl80211_deinit(struct i802_bss *bss); |
4ec68377 JD |
167 | static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss, |
168 | struct hostapd_freq_params *freq); | |
3c5d34e3 | 169 | |
362f781e | 170 | static int |
0d547d5f | 171 | wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv, |
0ecff8d7 JM |
172 | const u8 *set_addr, int first, |
173 | const char *driver_params); | |
88df0ef7 | 174 | static int nl80211_send_frame_cmd(struct i802_bss *bss, |
5dfca53f | 175 | unsigned int freq, unsigned int wait, |
b106173a | 176 | const u8 *buf, size_t buf_len, u64 *cookie, |
88df0ef7 | 177 | int no_cck, int no_ack, int offchanok); |
9ebce9c5 JM |
178 | static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, |
179 | int report); | |
0915d02c | 180 | |
2135f224 JM |
181 | static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx); |
182 | static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx); | |
97cfcf64 | 183 | static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx); |
072ad14c | 184 | |
e87ef751 PX |
185 | static int nl80211_set_channel(struct i802_bss *bss, |
186 | struct hostapd_freq_params *freq, int set_chan); | |
4e5cb1a3 JM |
187 | static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv, |
188 | int ifindex, int disabled); | |
504e905c | 189 | |
666e508c JM |
190 | static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv, |
191 | int reset_mode); | |
21bdbe38 | 192 | |
bf83eab5 | 193 | static int i802_set_iface_flags(struct i802_bss *bss, int up); |
0ecff8d7 | 194 | static int nl80211_set_param(void *priv, const char *param); |
bf83eab5 | 195 | |
3f5285e8 | 196 | |
8d1fdde7 | 197 | /* Converts nl80211_chan_width to a common format */ |
f3407c66 | 198 | enum chan_width convert2width(int width) |
8d1fdde7 JD |
199 | { |
200 | switch (width) { | |
201 | case NL80211_CHAN_WIDTH_20_NOHT: | |
202 | return CHAN_WIDTH_20_NOHT; | |
203 | case NL80211_CHAN_WIDTH_20: | |
204 | return CHAN_WIDTH_20; | |
205 | case NL80211_CHAN_WIDTH_40: | |
206 | return CHAN_WIDTH_40; | |
207 | case NL80211_CHAN_WIDTH_80: | |
208 | return CHAN_WIDTH_80; | |
209 | case NL80211_CHAN_WIDTH_80P80: | |
210 | return CHAN_WIDTH_80P80; | |
211 | case NL80211_CHAN_WIDTH_160: | |
212 | return CHAN_WIDTH_160; | |
213 | } | |
214 | return CHAN_WIDTH_UNKNOWN; | |
215 | } | |
216 | ||
217 | ||
f3407c66 | 218 | int is_ap_interface(enum nl80211_iftype nlmode) |
b1f625e0 | 219 | { |
0e80ea2c JM |
220 | return nlmode == NL80211_IFTYPE_AP || |
221 | nlmode == NL80211_IFTYPE_P2P_GO; | |
b1f625e0 EP |
222 | } |
223 | ||
224 | ||
477af8f8 | 225 | int is_sta_interface(enum nl80211_iftype nlmode) |
b1f625e0 | 226 | { |
0e80ea2c JM |
227 | return nlmode == NL80211_IFTYPE_STATION || |
228 | nlmode == NL80211_IFTYPE_P2P_CLIENT; | |
b1f625e0 EP |
229 | } |
230 | ||
231 | ||
6a71413e | 232 | static int is_p2p_net_interface(enum nl80211_iftype nlmode) |
b3af99d2 | 233 | { |
0e80ea2c JM |
234 | return nlmode == NL80211_IFTYPE_P2P_CLIENT || |
235 | nlmode == NL80211_IFTYPE_P2P_GO; | |
b3af99d2 JM |
236 | } |
237 | ||
238 | ||
f3407c66 JM |
239 | struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv, |
240 | int ifindex) | |
5dfbd725 JM |
241 | { |
242 | struct i802_bss *bss; | |
243 | ||
244 | for (bss = drv->first_bss; bss; bss = bss->next) { | |
245 | if (bss->ifindex == ifindex) | |
246 | return bss; | |
247 | } | |
248 | ||
249 | return NULL; | |
250 | } | |
251 | ||
252 | ||
afb0550a BC |
253 | static int is_mesh_interface(enum nl80211_iftype nlmode) |
254 | { | |
255 | return nlmode == NL80211_IFTYPE_MESH_POINT; | |
256 | } | |
257 | ||
258 | ||
f3407c66 | 259 | void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv) |
add9b7a4 JM |
260 | { |
261 | if (drv->associated) | |
262 | os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN); | |
263 | drv->associated = 0; | |
264 | os_memset(drv->bssid, 0, ETH_ALEN); | |
265 | } | |
266 | ||
267 | ||
6241fcb1 JM |
268 | /* nl80211 code */ |
269 | static int ack_handler(struct nl_msg *msg, void *arg) | |
270 | { | |
271 | int *err = arg; | |
272 | *err = 0; | |
273 | return NL_STOP; | |
274 | } | |
275 | ||
276 | static int finish_handler(struct nl_msg *msg, void *arg) | |
277 | { | |
8e8df255 JM |
278 | int *ret = arg; |
279 | *ret = 0; | |
6241fcb1 JM |
280 | return NL_SKIP; |
281 | } | |
282 | ||
283 | static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err, | |
284 | void *arg) | |
285 | { | |
286 | int *ret = arg; | |
287 | *ret = err->error; | |
288 | return NL_SKIP; | |
289 | } | |
290 | ||
5b7b85f6 JM |
291 | |
292 | static int no_seq_check(struct nl_msg *msg, void *arg) | |
293 | { | |
294 | return NL_OK; | |
295 | } | |
296 | ||
297 | ||
bbd89bfc JM |
298 | static void nl80211_nlmsg_clear(struct nl_msg *msg) |
299 | { | |
300 | /* | |
301 | * Clear nlmsg data, e.g., to make sure key material is not left in | |
302 | * heap memory for unnecessarily long time. | |
303 | */ | |
304 | if (msg) { | |
305 | struct nlmsghdr *hdr = nlmsg_hdr(msg); | |
306 | void *data = nlmsg_data(hdr); | |
d58ade21 JM |
307 | /* |
308 | * This would use nlmsg_datalen() or the older nlmsg_len() if | |
309 | * only libnl were to maintain a stable API.. Neither will work | |
310 | * with all released versions, so just calculate the length | |
311 | * here. | |
312 | */ | |
313 | int len = hdr->nlmsg_len - NLMSG_HDRLEN; | |
bbd89bfc JM |
314 | |
315 | os_memset(data, 0, len); | |
316 | } | |
317 | } | |
318 | ||
319 | ||
d6c9aab8 | 320 | static int send_and_recv(struct nl80211_global *global, |
58f6fbe0 JM |
321 | struct nl_handle *nl_handle, struct nl_msg *msg, |
322 | int (*valid_handler)(struct nl_msg *, void *), | |
323 | void *valid_data) | |
6241fcb1 JM |
324 | { |
325 | struct nl_cb *cb; | |
326 | int err = -ENOMEM; | |
327 | ||
9725b784 JM |
328 | if (!msg) |
329 | return -ENOMEM; | |
330 | ||
d6c9aab8 | 331 | cb = nl_cb_clone(global->nl_cb); |
6241fcb1 JM |
332 | if (!cb) |
333 | goto out; | |
334 | ||
58f6fbe0 | 335 | err = nl_send_auto_complete(nl_handle, msg); |
6241fcb1 JM |
336 | if (err < 0) |
337 | goto out; | |
338 | ||
339 | err = 1; | |
340 | ||
341 | nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err); | |
8e8df255 | 342 | nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err); |
6241fcb1 JM |
343 | nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err); |
344 | ||
345 | if (valid_handler) | |
346 | nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, | |
347 | valid_handler, valid_data); | |
348 | ||
34068ac3 JM |
349 | while (err > 0) { |
350 | int res = nl_recvmsgs(nl_handle, cb); | |
d3d04831 | 351 | if (res < 0) { |
34068ac3 JM |
352 | wpa_printf(MSG_INFO, |
353 | "nl80211: %s->nl_recvmsgs failed: %d", | |
354 | __func__, res); | |
355 | } | |
356 | } | |
6241fcb1 JM |
357 | out: |
358 | nl_cb_put(cb); | |
bbd89bfc JM |
359 | if (!valid_handler && valid_data == (void *) -1) |
360 | nl80211_nlmsg_clear(msg); | |
6241fcb1 JM |
361 | nlmsg_free(msg); |
362 | return err; | |
363 | } | |
364 | ||
365 | ||
f3407c66 JM |
366 | int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv, |
367 | struct nl_msg *msg, | |
368 | int (*valid_handler)(struct nl_msg *, void *), | |
369 | void *valid_data) | |
58f6fbe0 | 370 | { |
481234cf | 371 | return send_and_recv(drv->global, drv->global->nl, msg, |
d6c9aab8 | 372 | valid_handler, valid_data); |
58f6fbe0 JM |
373 | } |
374 | ||
375 | ||
97865538 JM |
376 | struct family_data { |
377 | const char *group; | |
378 | int id; | |
379 | }; | |
380 | ||
381 | ||
382 | static int family_handler(struct nl_msg *msg, void *arg) | |
383 | { | |
384 | struct family_data *res = arg; | |
385 | struct nlattr *tb[CTRL_ATTR_MAX + 1]; | |
386 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
387 | struct nlattr *mcgrp; | |
388 | int i; | |
389 | ||
390 | nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
391 | genlmsg_attrlen(gnlh, 0), NULL); | |
392 | if (!tb[CTRL_ATTR_MCAST_GROUPS]) | |
393 | return NL_SKIP; | |
394 | ||
395 | nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) { | |
396 | struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1]; | |
397 | nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp), | |
398 | nla_len(mcgrp), NULL); | |
399 | if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] || | |
400 | !tb2[CTRL_ATTR_MCAST_GRP_ID] || | |
401 | os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]), | |
402 | res->group, | |
403 | nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0) | |
404 | continue; | |
405 | res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]); | |
406 | break; | |
407 | }; | |
408 | ||
409 | return NL_SKIP; | |
410 | } | |
411 | ||
412 | ||
d6c9aab8 | 413 | static int nl_get_multicast_id(struct nl80211_global *global, |
97865538 JM |
414 | const char *family, const char *group) |
415 | { | |
416 | struct nl_msg *msg; | |
a862e4a3 | 417 | int ret; |
97865538 JM |
418 | struct family_data res = { group, -ENOENT }; |
419 | ||
420 | msg = nlmsg_alloc(); | |
421 | if (!msg) | |
422 | return -ENOMEM; | |
a862e4a3 JM |
423 | if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"), |
424 | 0, 0, CTRL_CMD_GETFAMILY, 0) || | |
425 | nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) { | |
426 | nlmsg_free(msg); | |
427 | return -1; | |
428 | } | |
97865538 | 429 | |
1033315f | 430 | ret = send_and_recv(global, global->nl, msg, family_handler, &res); |
97865538 JM |
431 | if (ret == 0) |
432 | ret = res.id; | |
97865538 JM |
433 | return ret; |
434 | } | |
435 | ||
436 | ||
f3407c66 JM |
437 | void * nl80211_cmd(struct wpa_driver_nl80211_data *drv, |
438 | struct nl_msg *msg, int flags, uint8_t cmd) | |
9fb04070 | 439 | { |
335d42b1 | 440 | return genlmsg_put(msg, 0, 0, drv->global->nl80211_id, |
276e2d67 | 441 | 0, flags, cmd, 0); |
9fb04070 JM |
442 | } |
443 | ||
444 | ||
350acc35 JM |
445 | static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss) |
446 | { | |
447 | if (bss->wdev_id_set) | |
448 | return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id); | |
449 | return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex); | |
450 | } | |
451 | ||
452 | ||
07c7757c JM |
453 | struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd) |
454 | { | |
455 | struct nl_msg *msg; | |
456 | ||
457 | msg = nlmsg_alloc(); | |
458 | if (!msg) | |
459 | return NULL; | |
460 | ||
461 | if (!nl80211_cmd(bss->drv, msg, flags, cmd) || | |
462 | nl80211_set_iface_id(msg, bss) < 0) { | |
463 | nlmsg_free(msg); | |
464 | return NULL; | |
465 | } | |
466 | ||
467 | return msg; | |
468 | } | |
469 | ||
470 | ||
471 | static struct nl_msg * | |
472 | nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex, | |
473 | int flags, uint8_t cmd) | |
474 | { | |
475 | struct nl_msg *msg; | |
476 | ||
477 | msg = nlmsg_alloc(); | |
478 | if (!msg) | |
479 | return NULL; | |
480 | ||
481 | if (!nl80211_cmd(drv, msg, flags, cmd) || | |
482 | nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) { | |
483 | nlmsg_free(msg); | |
484 | return NULL; | |
485 | } | |
486 | ||
487 | return msg; | |
488 | } | |
489 | ||
490 | ||
491 | struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags, | |
492 | uint8_t cmd) | |
493 | { | |
494 | return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd); | |
495 | } | |
496 | ||
497 | ||
498 | struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd) | |
499 | { | |
500 | return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd); | |
501 | } | |
502 | ||
503 | ||
e32ad281 JB |
504 | struct wiphy_idx_data { |
505 | int wiphy_idx; | |
01517c8b | 506 | enum nl80211_iftype nlmode; |
597b94f5 | 507 | u8 *macaddr; |
e32ad281 JB |
508 | }; |
509 | ||
510 | ||
511 | static int netdev_info_handler(struct nl_msg *msg, void *arg) | |
512 | { | |
513 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
514 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
515 | struct wiphy_idx_data *info = arg; | |
516 | ||
517 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
518 | genlmsg_attrlen(gnlh, 0), NULL); | |
519 | ||
520 | if (tb[NL80211_ATTR_WIPHY]) | |
521 | info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]); | |
522 | ||
01517c8b JB |
523 | if (tb[NL80211_ATTR_IFTYPE]) |
524 | info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]); | |
525 | ||
597b94f5 AS |
526 | if (tb[NL80211_ATTR_MAC] && info->macaddr) |
527 | os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]), | |
528 | ETH_ALEN); | |
529 | ||
e32ad281 JB |
530 | return NL_SKIP; |
531 | } | |
532 | ||
533 | ||
f3407c66 | 534 | int nl80211_get_wiphy_index(struct i802_bss *bss) |
e32ad281 JB |
535 | { |
536 | struct nl_msg *msg; | |
537 | struct wiphy_idx_data data = { | |
538 | .wiphy_idx = -1, | |
597b94f5 | 539 | .macaddr = NULL, |
e32ad281 JB |
540 | }; |
541 | ||
56f77852 | 542 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE))) |
a862e4a3 | 543 | return -1; |
e32ad281 JB |
544 | |
545 | if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0) | |
546 | return data.wiphy_idx; | |
e32ad281 JB |
547 | return -1; |
548 | } | |
549 | ||
550 | ||
01517c8b JB |
551 | static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss) |
552 | { | |
553 | struct nl_msg *msg; | |
554 | struct wiphy_idx_data data = { | |
597b94f5 AS |
555 | .nlmode = NL80211_IFTYPE_UNSPECIFIED, |
556 | .macaddr = NULL, | |
01517c8b JB |
557 | }; |
558 | ||
56f77852 | 559 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE))) |
a862e4a3 | 560 | return NL80211_IFTYPE_UNSPECIFIED; |
01517c8b JB |
561 | |
562 | if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0) | |
563 | return data.nlmode; | |
01517c8b JB |
564 | return NL80211_IFTYPE_UNSPECIFIED; |
565 | } | |
01517c8b JB |
566 | |
567 | ||
597b94f5 AS |
568 | static int nl80211_get_macaddr(struct i802_bss *bss) |
569 | { | |
570 | struct nl_msg *msg; | |
571 | struct wiphy_idx_data data = { | |
572 | .macaddr = bss->addr, | |
573 | }; | |
574 | ||
56f77852 | 575 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE))) |
a862e4a3 | 576 | return -1; |
597b94f5 | 577 | |
597b94f5 | 578 | return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data); |
597b94f5 | 579 | } |
597b94f5 AS |
580 | |
581 | ||
e32ad281 JB |
582 | static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv, |
583 | struct nl80211_wiphy_data *w) | |
584 | { | |
585 | struct nl_msg *msg; | |
a862e4a3 | 586 | int ret; |
e32ad281 JB |
587 | |
588 | msg = nlmsg_alloc(); | |
589 | if (!msg) | |
590 | return -1; | |
591 | ||
a862e4a3 JM |
592 | if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) || |
593 | nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) { | |
594 | nlmsg_free(msg); | |
595 | return -1; | |
596 | } | |
e32ad281 | 597 | |
481234cf | 598 | ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL); |
e32ad281 JB |
599 | if (ret) { |
600 | wpa_printf(MSG_DEBUG, "nl80211: Register beacons command " | |
601 | "failed: ret=%d (%s)", | |
602 | ret, strerror(-ret)); | |
e32ad281 | 603 | } |
e32ad281 JB |
604 | return ret; |
605 | } | |
606 | ||
607 | ||
608 | static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle) | |
609 | { | |
610 | struct nl80211_wiphy_data *w = eloop_ctx; | |
34068ac3 | 611 | int res; |
e32ad281 | 612 | |
ee9fc67a | 613 | wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available"); |
e32ad281 | 614 | |
34068ac3 | 615 | res = nl_recvmsgs(handle, w->nl_cb); |
d3d04831 | 616 | if (res < 0) { |
34068ac3 JM |
617 | wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d", |
618 | __func__, res); | |
619 | } | |
e32ad281 JB |
620 | } |
621 | ||
622 | ||
623 | static int process_beacon_event(struct nl_msg *msg, void *arg) | |
624 | { | |
625 | struct nl80211_wiphy_data *w = arg; | |
626 | struct wpa_driver_nl80211_data *drv; | |
627 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
628 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
629 | union wpa_event_data event; | |
630 | ||
631 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
632 | genlmsg_attrlen(gnlh, 0), NULL); | |
633 | ||
634 | if (gnlh->cmd != NL80211_CMD_FRAME) { | |
635 | wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)", | |
636 | gnlh->cmd); | |
637 | return NL_SKIP; | |
638 | } | |
639 | ||
640 | if (!tb[NL80211_ATTR_FRAME]) | |
641 | return NL_SKIP; | |
642 | ||
643 | dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data, | |
644 | wiphy_list) { | |
645 | os_memset(&event, 0, sizeof(event)); | |
646 | event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]); | |
647 | event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]); | |
648 | wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event); | |
649 | } | |
650 | ||
651 | return NL_SKIP; | |
652 | } | |
653 | ||
654 | ||
655 | static struct nl80211_wiphy_data * | |
656 | nl80211_get_wiphy_data_ap(struct i802_bss *bss) | |
657 | { | |
658 | static DEFINE_DL_LIST(nl80211_wiphys); | |
659 | struct nl80211_wiphy_data *w; | |
660 | int wiphy_idx, found = 0; | |
661 | struct i802_bss *tmp_bss; | |
662 | ||
663 | if (bss->wiphy_data != NULL) | |
664 | return bss->wiphy_data; | |
665 | ||
666 | wiphy_idx = nl80211_get_wiphy_index(bss); | |
667 | ||
668 | dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) { | |
669 | if (w->wiphy_idx == wiphy_idx) | |
670 | goto add; | |
671 | } | |
672 | ||
673 | /* alloc new one */ | |
674 | w = os_zalloc(sizeof(*w)); | |
675 | if (w == NULL) | |
676 | return NULL; | |
677 | w->wiphy_idx = wiphy_idx; | |
678 | dl_list_init(&w->bsss); | |
679 | dl_list_init(&w->drvs); | |
680 | ||
681 | w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT); | |
682 | if (!w->nl_cb) { | |
683 | os_free(w); | |
684 | return NULL; | |
685 | } | |
686 | nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL); | |
687 | nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, process_beacon_event, | |
688 | w); | |
689 | ||
481234cf JM |
690 | w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb, |
691 | "wiphy beacons"); | |
692 | if (w->nl_beacons == NULL) { | |
e32ad281 JB |
693 | os_free(w); |
694 | return NULL; | |
695 | } | |
696 | ||
697 | if (nl80211_register_beacons(bss->drv, w)) { | |
698 | nl_destroy_handles(&w->nl_beacons); | |
699 | os_free(w); | |
700 | return NULL; | |
701 | } | |
702 | ||
5f65e9f7 | 703 | nl80211_register_eloop_read(&w->nl_beacons, nl80211_recv_beacons, w); |
e32ad281 JB |
704 | |
705 | dl_list_add(&nl80211_wiphys, &w->list); | |
706 | ||
707 | add: | |
708 | /* drv entry for this bss already there? */ | |
709 | dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) { | |
710 | if (tmp_bss->drv == bss->drv) { | |
711 | found = 1; | |
712 | break; | |
713 | } | |
714 | } | |
715 | /* if not add it */ | |
716 | if (!found) | |
717 | dl_list_add(&w->drvs, &bss->drv->wiphy_list); | |
718 | ||
719 | dl_list_add(&w->bsss, &bss->wiphy_list); | |
720 | bss->wiphy_data = w; | |
721 | return w; | |
722 | } | |
723 | ||
724 | ||
725 | static void nl80211_put_wiphy_data_ap(struct i802_bss *bss) | |
726 | { | |
727 | struct nl80211_wiphy_data *w = bss->wiphy_data; | |
728 | struct i802_bss *tmp_bss; | |
729 | int found = 0; | |
730 | ||
731 | if (w == NULL) | |
732 | return; | |
733 | bss->wiphy_data = NULL; | |
734 | dl_list_del(&bss->wiphy_list); | |
735 | ||
736 | /* still any for this drv present? */ | |
737 | dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) { | |
738 | if (tmp_bss->drv == bss->drv) { | |
739 | found = 1; | |
740 | break; | |
741 | } | |
742 | } | |
743 | /* if not remove it */ | |
744 | if (!found) | |
745 | dl_list_del(&bss->drv->wiphy_list); | |
746 | ||
747 | if (!dl_list_empty(&w->bsss)) | |
748 | return; | |
749 | ||
5f65e9f7 | 750 | nl80211_destroy_eloop_handle(&w->nl_beacons); |
e32ad281 JB |
751 | |
752 | nl_cb_put(w->nl_cb); | |
e32ad281 JB |
753 | dl_list_del(&w->list); |
754 | os_free(w); | |
755 | } | |
756 | ||
757 | ||
3f5285e8 JM |
758 | static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid) |
759 | { | |
a2e40bb6 FF |
760 | struct i802_bss *bss = priv; |
761 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
c2a04078 JM |
762 | if (!drv->associated) |
763 | return -1; | |
764 | os_memcpy(bssid, drv->bssid, ETH_ALEN); | |
765 | return 0; | |
3f5285e8 JM |
766 | } |
767 | ||
768 | ||
3f5285e8 JM |
769 | static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid) |
770 | { | |
a2e40bb6 FF |
771 | struct i802_bss *bss = priv; |
772 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
fd05d64e JM |
773 | if (!drv->associated) |
774 | return -1; | |
775 | os_memcpy(ssid, drv->ssid, drv->ssid_len); | |
776 | return drv->ssid_len; | |
3f5285e8 JM |
777 | } |
778 | ||
779 | ||
90a545cc | 780 | static void wpa_driver_nl80211_event_newlink( |
40e76396 | 781 | struct wpa_driver_nl80211_data *drv, const char *ifname) |
3f5285e8 JM |
782 | { |
783 | union wpa_event_data event; | |
784 | ||
90a545cc JM |
785 | if (os_strcmp(drv->first_bss->ifname, ifname) == 0) { |
786 | if (if_nametoindex(drv->first_bss->ifname) == 0) { | |
787 | wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK", | |
788 | drv->first_bss->ifname); | |
789 | return; | |
790 | } | |
791 | if (!drv->if_removed) | |
792 | return; | |
793 | wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event", | |
794 | drv->first_bss->ifname); | |
795 | drv->if_removed = 0; | |
796 | } | |
797 | ||
3f5285e8 | 798 | os_memset(&event, 0, sizeof(event)); |
90a545cc JM |
799 | os_strlcpy(event.interface_status.ifname, ifname, |
800 | sizeof(event.interface_status.ifname)); | |
801 | event.interface_status.ievent = EVENT_INTERFACE_ADDED; | |
802 | wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event); | |
803 | } | |
804 | ||
805 | ||
806 | static void wpa_driver_nl80211_event_dellink( | |
40e76396 | 807 | struct wpa_driver_nl80211_data *drv, const char *ifname) |
90a545cc JM |
808 | { |
809 | union wpa_event_data event; | |
810 | ||
811 | if (os_strcmp(drv->first_bss->ifname, ifname) == 0) { | |
812 | if (drv->if_removed) { | |
813 | wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s", | |
814 | ifname); | |
815 | return; | |
d1f4942b | 816 | } |
90a545cc JM |
817 | wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1", |
818 | ifname); | |
819 | drv->if_removed = 1; | |
820 | } else { | |
821 | wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed", | |
822 | ifname); | |
7524cfb1 JM |
823 | } |
824 | ||
90a545cc JM |
825 | os_memset(&event, 0, sizeof(event)); |
826 | os_strlcpy(event.interface_status.ifname, ifname, | |
827 | sizeof(event.interface_status.ifname)); | |
828 | event.interface_status.ievent = EVENT_INTERFACE_REMOVED; | |
08063178 | 829 | wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event); |
3f5285e8 JM |
830 | } |
831 | ||
832 | ||
7524cfb1 | 833 | static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv, |
62d680c3 | 834 | u8 *buf, size_t len) |
7524cfb1 | 835 | { |
62d680c3 | 836 | int attrlen, rta_len; |
7524cfb1 JM |
837 | struct rtattr *attr; |
838 | ||
62d680c3 JM |
839 | attrlen = len; |
840 | attr = (struct rtattr *) buf; | |
7524cfb1 JM |
841 | |
842 | rta_len = RTA_ALIGN(sizeof(struct rtattr)); | |
843 | while (RTA_OK(attr, attrlen)) { | |
844 | if (attr->rta_type == IFLA_IFNAME) { | |
834ee56f KP |
845 | if (os_strcmp(((char *) attr) + rta_len, |
846 | drv->first_bss->ifname) == 0) | |
7524cfb1 JM |
847 | return 1; |
848 | else | |
849 | break; | |
850 | } | |
851 | attr = RTA_NEXT(attr, attrlen); | |
852 | } | |
853 | ||
854 | return 0; | |
855 | } | |
856 | ||
857 | ||
858 | static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv, | |
62d680c3 | 859 | int ifindex, u8 *buf, size_t len) |
7524cfb1 JM |
860 | { |
861 | if (drv->ifindex == ifindex) | |
862 | return 1; | |
863 | ||
62d680c3 | 864 | if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) { |
7524cfb1 JM |
865 | wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed " |
866 | "interface"); | |
0ecff8d7 | 867 | wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL); |
7524cfb1 JM |
868 | return 1; |
869 | } | |
870 | ||
871 | return 0; | |
872 | } | |
873 | ||
874 | ||
36d84860 BG |
875 | static struct wpa_driver_nl80211_data * |
876 | nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len) | |
877 | { | |
878 | struct wpa_driver_nl80211_data *drv; | |
879 | dl_list_for_each(drv, &global->interfaces, | |
880 | struct wpa_driver_nl80211_data, list) { | |
881 | if (wpa_driver_nl80211_own_ifindex(drv, idx, buf, len) || | |
882 | have_ifidx(drv, idx)) | |
883 | return drv; | |
884 | } | |
885 | return NULL; | |
886 | } | |
887 | ||
888 | ||
62d680c3 JM |
889 | static void wpa_driver_nl80211_event_rtm_newlink(void *ctx, |
890 | struct ifinfomsg *ifi, | |
891 | u8 *buf, size_t len) | |
3f5285e8 | 892 | { |
36d84860 BG |
893 | struct nl80211_global *global = ctx; |
894 | struct wpa_driver_nl80211_data *drv; | |
90a545cc | 895 | int attrlen; |
62d680c3 | 896 | struct rtattr *attr; |
97cfcf64 | 897 | u32 brid = 0; |
aef85ba2 | 898 | char namebuf[IFNAMSIZ]; |
90a545cc JM |
899 | char ifname[IFNAMSIZ + 1]; |
900 | char extra[100], *pos, *end; | |
3f5285e8 | 901 | |
36d84860 BG |
902 | drv = nl80211_find_drv(global, ifi->ifi_index, buf, len); |
903 | if (!drv) { | |
90a545cc JM |
904 | wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_NEWLINK event for foreign ifindex %d", |
905 | ifi->ifi_index); | |
3f5285e8 JM |
906 | return; |
907 | } | |
908 | ||
90a545cc JM |
909 | extra[0] = '\0'; |
910 | pos = extra; | |
911 | end = pos + sizeof(extra); | |
912 | ifname[0] = '\0'; | |
913 | ||
914 | attrlen = len; | |
915 | attr = (struct rtattr *) buf; | |
916 | while (RTA_OK(attr, attrlen)) { | |
917 | switch (attr->rta_type) { | |
918 | case IFLA_IFNAME: | |
919 | if (RTA_PAYLOAD(attr) >= IFNAMSIZ) | |
920 | break; | |
921 | os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr)); | |
922 | ifname[RTA_PAYLOAD(attr)] = '\0'; | |
923 | break; | |
924 | case IFLA_MASTER: | |
925 | brid = nla_get_u32((struct nlattr *) attr); | |
926 | pos += os_snprintf(pos, end - pos, " master=%u", brid); | |
927 | break; | |
928 | case IFLA_WIRELESS: | |
929 | pos += os_snprintf(pos, end - pos, " wext"); | |
930 | break; | |
931 | case IFLA_OPERSTATE: | |
932 | pos += os_snprintf(pos, end - pos, " operstate=%u", | |
933 | nla_get_u32((struct nlattr *) attr)); | |
934 | break; | |
935 | case IFLA_LINKMODE: | |
936 | pos += os_snprintf(pos, end - pos, " linkmode=%u", | |
937 | nla_get_u32((struct nlattr *) attr)); | |
938 | break; | |
939 | } | |
940 | attr = RTA_NEXT(attr, attrlen); | |
941 | } | |
942 | extra[sizeof(extra) - 1] = '\0'; | |
943 | ||
f2e90835 JM |
944 | wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)", |
945 | ifi->ifi_index, ifname, extra, ifi->ifi_family, | |
946 | ifi->ifi_flags, | |
3f5285e8 JM |
947 | (ifi->ifi_flags & IFF_UP) ? "[UP]" : "", |
948 | (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "", | |
949 | (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "", | |
950 | (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : ""); | |
a63063b4 JM |
951 | |
952 | if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) { | |
59d24925 JM |
953 | if (if_indextoname(ifi->ifi_index, namebuf) && |
954 | linux_iface_up(drv->global->ioctl_sock, | |
834ee56f | 955 | drv->first_bss->ifname) > 0) { |
59d24925 JM |
956 | wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down " |
957 | "event since interface %s is up", namebuf); | |
7a94120e | 958 | drv->ignore_if_down_event = 0; |
59d24925 JM |
959 | return; |
960 | } | |
a63063b4 | 961 | wpa_printf(MSG_DEBUG, "nl80211: Interface down"); |
7d9c3698 JM |
962 | if (drv->ignore_if_down_event) { |
963 | wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down " | |
964 | "event generated by mode change"); | |
965 | drv->ignore_if_down_event = 0; | |
966 | } else { | |
967 | drv->if_disabled = 1; | |
968 | wpa_supplicant_event(drv->ctx, | |
969 | EVENT_INTERFACE_DISABLED, NULL); | |
819f096f AO |
970 | |
971 | /* | |
972 | * Try to get drv again, since it may be removed as | |
973 | * part of the EVENT_INTERFACE_DISABLED handling for | |
974 | * dynamic interfaces | |
975 | */ | |
976 | drv = nl80211_find_drv(global, ifi->ifi_index, | |
977 | buf, len); | |
978 | if (!drv) | |
979 | return; | |
7d9c3698 | 980 | } |
a63063b4 JM |
981 | } |
982 | ||
983 | if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) { | |
aef85ba2 JM |
984 | if (if_indextoname(ifi->ifi_index, namebuf) && |
985 | linux_iface_up(drv->global->ioctl_sock, | |
834ee56f | 986 | drv->first_bss->ifname) == 0) { |
aef85ba2 JM |
987 | wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up " |
988 | "event since interface %s is down", | |
989 | namebuf); | |
834ee56f | 990 | } else if (if_nametoindex(drv->first_bss->ifname) == 0) { |
d1f4942b JM |
991 | wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up " |
992 | "event since interface %s does not exist", | |
834ee56f | 993 | drv->first_bss->ifname); |
d1f4942b JM |
994 | } else if (drv->if_removed) { |
995 | wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up " | |
996 | "event since interface %s is marked " | |
834ee56f | 997 | "removed", drv->first_bss->ifname); |
aef85ba2 | 998 | } else { |
3e0272ca DW |
999 | struct i802_bss *bss; |
1000 | u8 addr[ETH_ALEN]; | |
1001 | ||
1002 | /* Re-read MAC address as it may have changed */ | |
1003 | bss = get_bss_ifindex(drv, ifi->ifi_index); | |
1004 | if (bss && | |
1005 | linux_get_ifhwaddr(drv->global->ioctl_sock, | |
1006 | bss->ifname, addr) < 0) { | |
1007 | wpa_printf(MSG_DEBUG, | |
1008 | "nl80211: %s: failed to re-read MAC address", | |
1009 | bss->ifname); | |
1010 | } else if (bss && | |
1011 | os_memcmp(addr, bss->addr, ETH_ALEN) != 0) { | |
1012 | wpa_printf(MSG_DEBUG, | |
1013 | "nl80211: Own MAC address on ifindex %d (%s) changed from " | |
1014 | MACSTR " to " MACSTR, | |
1015 | ifi->ifi_index, bss->ifname, | |
1016 | MAC2STR(bss->addr), | |
1017 | MAC2STR(addr)); | |
1018 | os_memcpy(bss->addr, addr, ETH_ALEN); | |
1019 | } | |
1020 | ||
aef85ba2 JM |
1021 | wpa_printf(MSG_DEBUG, "nl80211: Interface up"); |
1022 | drv->if_disabled = 0; | |
1023 | wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, | |
1024 | NULL); | |
1025 | } | |
a63063b4 JM |
1026 | } |
1027 | ||
3f5285e8 JM |
1028 | /* |
1029 | * Some drivers send the association event before the operup event--in | |
1030 | * this case, lifting operstate in wpa_driver_nl80211_set_operstate() | |
1031 | * fails. This will hit us when wpa_supplicant does not need to do | |
1032 | * IEEE 802.1X authentication | |
1033 | */ | |
1034 | if (drv->operstate == 1 && | |
1035 | (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP && | |
90a545cc JM |
1036 | !(ifi->ifi_flags & IFF_RUNNING)) { |
1037 | wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate"); | |
36d84860 | 1038 | netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, |
e2d02c29 | 1039 | -1, IF_OPER_UP); |
3f5285e8 | 1040 | } |
97cfcf64 | 1041 | |
90a545cc JM |
1042 | if (ifname[0]) |
1043 | wpa_driver_nl80211_event_newlink(drv, ifname); | |
1044 | ||
97cfcf64 | 1045 | if (ifi->ifi_family == AF_BRIDGE && brid) { |
392dfd37 JM |
1046 | struct i802_bss *bss; |
1047 | ||
97cfcf64 | 1048 | /* device has been added to bridge */ |
40e76396 JM |
1049 | if (!if_indextoname(brid, namebuf)) { |
1050 | wpa_printf(MSG_DEBUG, | |
1051 | "nl80211: Could not find bridge ifname for ifindex %u", | |
1052 | brid); | |
1053 | return; | |
1054 | } | |
97cfcf64 B |
1055 | wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s", |
1056 | brid, namebuf); | |
1057 | add_ifidx(drv, brid); | |
392dfd37 JM |
1058 | |
1059 | for (bss = drv->first_bss; bss; bss = bss->next) { | |
1060 | if (os_strcmp(ifname, bss->ifname) == 0) { | |
1061 | os_strlcpy(bss->brname, namebuf, IFNAMSIZ); | |
1062 | break; | |
1063 | } | |
1064 | } | |
97cfcf64 | 1065 | } |
3f5285e8 JM |
1066 | } |
1067 | ||
1068 | ||
62d680c3 JM |
1069 | static void wpa_driver_nl80211_event_rtm_dellink(void *ctx, |
1070 | struct ifinfomsg *ifi, | |
1071 | u8 *buf, size_t len) | |
3f5285e8 | 1072 | { |
36d84860 BG |
1073 | struct nl80211_global *global = ctx; |
1074 | struct wpa_driver_nl80211_data *drv; | |
90a545cc | 1075 | int attrlen; |
62d680c3 | 1076 | struct rtattr *attr; |
97cfcf64 | 1077 | u32 brid = 0; |
90a545cc | 1078 | char ifname[IFNAMSIZ + 1]; |
f2e90835 | 1079 | char extra[100], *pos, *end; |
3f5285e8 | 1080 | |
36d84860 BG |
1081 | drv = nl80211_find_drv(global, ifi->ifi_index, buf, len); |
1082 | if (!drv) { | |
90a545cc JM |
1083 | wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_DELLINK event for foreign ifindex %d", |
1084 | ifi->ifi_index); | |
36d84860 BG |
1085 | return; |
1086 | } | |
1087 | ||
f2e90835 JM |
1088 | extra[0] = '\0'; |
1089 | pos = extra; | |
1090 | end = pos + sizeof(extra); | |
90a545cc JM |
1091 | ifname[0] = '\0'; |
1092 | ||
62d680c3 JM |
1093 | attrlen = len; |
1094 | attr = (struct rtattr *) buf; | |
3f5285e8 | 1095 | while (RTA_OK(attr, attrlen)) { |
90a545cc JM |
1096 | switch (attr->rta_type) { |
1097 | case IFLA_IFNAME: | |
1098 | if (RTA_PAYLOAD(attr) >= IFNAMSIZ) | |
1099 | break; | |
1100 | os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr)); | |
1101 | ifname[RTA_PAYLOAD(attr)] = '\0'; | |
1102 | break; | |
1103 | case IFLA_MASTER: | |
97cfcf64 | 1104 | brid = nla_get_u32((struct nlattr *) attr); |
f2e90835 JM |
1105 | pos += os_snprintf(pos, end - pos, " master=%u", brid); |
1106 | break; | |
1107 | case IFLA_OPERSTATE: | |
1108 | pos += os_snprintf(pos, end - pos, " operstate=%u", | |
1109 | nla_get_u32((struct nlattr *) attr)); | |
1110 | break; | |
1111 | case IFLA_LINKMODE: | |
1112 | pos += os_snprintf(pos, end - pos, " linkmode=%u", | |
1113 | nla_get_u32((struct nlattr *) attr)); | |
90a545cc JM |
1114 | break; |
1115 | } | |
3f5285e8 JM |
1116 | attr = RTA_NEXT(attr, attrlen); |
1117 | } | |
f2e90835 JM |
1118 | extra[sizeof(extra) - 1] = '\0'; |
1119 | ||
1120 | wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)", | |
1121 | ifi->ifi_index, ifname, extra, ifi->ifi_family, | |
1122 | ifi->ifi_flags, | |
1123 | (ifi->ifi_flags & IFF_UP) ? "[UP]" : "", | |
1124 | (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "", | |
1125 | (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "", | |
1126 | (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : ""); | |
97cfcf64 | 1127 | |
728ff2f4 | 1128 | if (ifname[0] && (ifi->ifi_family != AF_BRIDGE || !brid)) |
90a545cc JM |
1129 | wpa_driver_nl80211_event_dellink(drv, ifname); |
1130 | ||
97cfcf64 B |
1131 | if (ifi->ifi_family == AF_BRIDGE && brid) { |
1132 | /* device has been removed from bridge */ | |
1133 | char namebuf[IFNAMSIZ]; | |
40e76396 JM |
1134 | |
1135 | if (!if_indextoname(brid, namebuf)) { | |
1136 | wpa_printf(MSG_DEBUG, | |
1137 | "nl80211: Could not find bridge ifname for ifindex %u", | |
1138 | brid); | |
1139 | } else { | |
1140 | wpa_printf(MSG_DEBUG, | |
1141 | "nl80211: Remove ifindex %u for bridge %s", | |
1142 | brid, namebuf); | |
1143 | } | |
97cfcf64 B |
1144 | del_ifidx(drv, brid); |
1145 | } | |
3f5285e8 JM |
1146 | } |
1147 | ||
1148 | ||
f3407c66 | 1149 | unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv) |
f5a8d422 JM |
1150 | { |
1151 | struct nl_msg *msg; | |
1152 | int ret; | |
1153 | struct nl80211_bss_info_arg arg; | |
1154 | ||
9725b784 | 1155 | msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN); |
f5a8d422 | 1156 | os_memset(&arg, 0, sizeof(arg)); |
f5a8d422 JM |
1157 | arg.drv = drv; |
1158 | ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg); | |
f5a8d422 | 1159 | if (ret == 0) { |
c7caac56 JM |
1160 | unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ? |
1161 | arg.ibss_freq : arg.assoc_freq; | |
f5a8d422 | 1162 | wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the " |
c7caac56 JM |
1163 | "associated BSS from scan results: %u MHz", freq); |
1164 | if (freq) | |
1165 | drv->assoc_freq = freq; | |
30158a0d | 1166 | return drv->assoc_freq; |
f5a8d422 JM |
1167 | } |
1168 | wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d " | |
1169 | "(%s)", ret, strerror(-ret)); | |
f5a8d422 JM |
1170 | return drv->assoc_freq; |
1171 | } | |
1172 | ||
1173 | ||
60a972a6 JM |
1174 | static int get_link_signal(struct nl_msg *msg, void *arg) |
1175 | { | |
1176 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
1177 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1178 | struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1]; | |
1179 | static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = { | |
1180 | [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 }, | |
95783298 | 1181 | [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 }, |
60a972a6 | 1182 | }; |
7ee35bf3 PS |
1183 | struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1]; |
1184 | static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = { | |
1185 | [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 }, | |
1186 | [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 }, | |
1187 | [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG }, | |
1188 | [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG }, | |
1189 | }; | |
1c5c7273 | 1190 | struct wpa_signal_info *sig_change = arg; |
60a972a6 JM |
1191 | |
1192 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1193 | genlmsg_attrlen(gnlh, 0), NULL); | |
1194 | if (!tb[NL80211_ATTR_STA_INFO] || | |
1195 | nla_parse_nested(sinfo, NL80211_STA_INFO_MAX, | |
1196 | tb[NL80211_ATTR_STA_INFO], policy)) | |
1197 | return NL_SKIP; | |
1198 | if (!sinfo[NL80211_STA_INFO_SIGNAL]) | |
1199 | return NL_SKIP; | |
1200 | ||
7ee35bf3 PS |
1201 | sig_change->current_signal = |
1202 | (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]); | |
1203 | ||
95783298 AO |
1204 | if (sinfo[NL80211_STA_INFO_SIGNAL_AVG]) |
1205 | sig_change->avg_signal = | |
1206 | (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]); | |
1207 | else | |
1208 | sig_change->avg_signal = 0; | |
1209 | ||
7ee35bf3 PS |
1210 | if (sinfo[NL80211_STA_INFO_TX_BITRATE]) { |
1211 | if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX, | |
1212 | sinfo[NL80211_STA_INFO_TX_BITRATE], | |
1213 | rate_policy)) { | |
1214 | sig_change->current_txrate = 0; | |
1215 | } else { | |
1216 | if (rinfo[NL80211_RATE_INFO_BITRATE]) { | |
1217 | sig_change->current_txrate = | |
1218 | nla_get_u16(rinfo[ | |
1219 | NL80211_RATE_INFO_BITRATE]) * 100; | |
1220 | } | |
1221 | } | |
1222 | } | |
1223 | ||
60a972a6 JM |
1224 | return NL_SKIP; |
1225 | } | |
1226 | ||
1227 | ||
f3407c66 JM |
1228 | int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv, |
1229 | struct wpa_signal_info *sig) | |
60a972a6 JM |
1230 | { |
1231 | struct nl_msg *msg; | |
1232 | ||
7ee35bf3 PS |
1233 | sig->current_signal = -9999; |
1234 | sig->current_txrate = 0; | |
60a972a6 | 1235 | |
9725b784 | 1236 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) || |
a862e4a3 JM |
1237 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) { |
1238 | nlmsg_free(msg); | |
1239 | return -ENOBUFS; | |
1240 | } | |
60a972a6 JM |
1241 | |
1242 | return send_and_recv_msgs(drv, msg, get_link_signal, sig); | |
60a972a6 JM |
1243 | } |
1244 | ||
1245 | ||
7ee35bf3 PS |
1246 | static int get_link_noise(struct nl_msg *msg, void *arg) |
1247 | { | |
1248 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
1249 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1250 | struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1]; | |
1251 | static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = { | |
1252 | [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 }, | |
1253 | [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 }, | |
1254 | }; | |
1c5c7273 | 1255 | struct wpa_signal_info *sig_change = arg; |
7ee35bf3 PS |
1256 | |
1257 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1258 | genlmsg_attrlen(gnlh, 0), NULL); | |
1259 | ||
1260 | if (!tb[NL80211_ATTR_SURVEY_INFO]) { | |
1261 | wpa_printf(MSG_DEBUG, "nl80211: survey data missing!"); | |
1262 | return NL_SKIP; | |
1263 | } | |
1264 | ||
1265 | if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX, | |
1266 | tb[NL80211_ATTR_SURVEY_INFO], | |
1267 | survey_policy)) { | |
1268 | wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested " | |
1269 | "attributes!"); | |
1270 | return NL_SKIP; | |
1271 | } | |
1272 | ||
1273 | if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) | |
1274 | return NL_SKIP; | |
1275 | ||
1276 | if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) != | |
1277 | sig_change->frequency) | |
1278 | return NL_SKIP; | |
1279 | ||
1280 | if (!sinfo[NL80211_SURVEY_INFO_NOISE]) | |
1281 | return NL_SKIP; | |
1282 | ||
1283 | sig_change->current_noise = | |
1284 | (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]); | |
1285 | ||
1286 | return NL_SKIP; | |
1287 | } | |
1288 | ||
1289 | ||
f3407c66 JM |
1290 | int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv, |
1291 | struct wpa_signal_info *sig_change) | |
7ee35bf3 PS |
1292 | { |
1293 | struct nl_msg *msg; | |
1294 | ||
1295 | sig_change->current_noise = 9999; | |
1296 | sig_change->frequency = drv->assoc_freq; | |
1297 | ||
9725b784 | 1298 | msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY); |
7ee35bf3 | 1299 | return send_and_recv_msgs(drv, msg, get_link_noise, sig_change); |
7ee35bf3 PS |
1300 | } |
1301 | ||
1302 | ||
97865538 | 1303 | static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx, |
5582a5d1 | 1304 | void *handle) |
97865538 | 1305 | { |
a4ae123c | 1306 | struct nl_cb *cb = eloop_ctx; |
34068ac3 | 1307 | int res; |
97865538 | 1308 | |
cc2ada86 | 1309 | wpa_printf(MSG_MSGDUMP, "nl80211: Event message available"); |
97865538 | 1310 | |
34068ac3 | 1311 | res = nl_recvmsgs(handle, cb); |
d3d04831 | 1312 | if (res < 0) { |
34068ac3 JM |
1313 | wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d", |
1314 | __func__, res); | |
1315 | } | |
97865538 JM |
1316 | } |
1317 | ||
1318 | ||
6d158490 LR |
1319 | /** |
1320 | * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain | |
1321 | * @priv: driver_nl80211 private data | |
1322 | * @alpha2_arg: country to which to switch to | |
1323 | * Returns: 0 on success, -1 on failure | |
1324 | * | |
1325 | * This asks nl80211 to set the regulatory domain for given | |
1326 | * country ISO / IEC alpha2. | |
1327 | */ | |
1328 | static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg) | |
1329 | { | |
a2e40bb6 FF |
1330 | struct i802_bss *bss = priv; |
1331 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6d158490 LR |
1332 | char alpha2[3]; |
1333 | struct nl_msg *msg; | |
1334 | ||
1335 | msg = nlmsg_alloc(); | |
1336 | if (!msg) | |
e785c2ba | 1337 | return -ENOMEM; |
6d158490 LR |
1338 | |
1339 | alpha2[0] = alpha2_arg[0]; | |
1340 | alpha2[1] = alpha2_arg[1]; | |
1341 | alpha2[2] = '\0'; | |
1342 | ||
a862e4a3 JM |
1343 | if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) || |
1344 | nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) { | |
1345 | nlmsg_free(msg); | |
1346 | return -EINVAL; | |
1347 | } | |
6d158490 LR |
1348 | if (send_and_recv_msgs(drv, msg, NULL, NULL)) |
1349 | return -EINVAL; | |
1350 | return 0; | |
6d158490 LR |
1351 | } |
1352 | ||
1353 | ||
f0793bf1 JM |
1354 | static int nl80211_get_country(struct nl_msg *msg, void *arg) |
1355 | { | |
1356 | char *alpha2 = arg; | |
1357 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
1358 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1359 | ||
1360 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1361 | genlmsg_attrlen(gnlh, 0), NULL); | |
1362 | if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) { | |
1363 | wpa_printf(MSG_DEBUG, "nl80211: No country information available"); | |
1364 | return NL_SKIP; | |
1365 | } | |
1366 | os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3); | |
1367 | return NL_SKIP; | |
1368 | } | |
1369 | ||
1370 | ||
1371 | static int wpa_driver_nl80211_get_country(void *priv, char *alpha2) | |
1372 | { | |
1373 | struct i802_bss *bss = priv; | |
1374 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
1375 | struct nl_msg *msg; | |
1376 | int ret; | |
1377 | ||
1378 | msg = nlmsg_alloc(); | |
1379 | if (!msg) | |
1380 | return -ENOMEM; | |
1381 | ||
1382 | nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG); | |
1383 | alpha2[0] = '\0'; | |
1384 | ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2); | |
1385 | if (!alpha2[0]) | |
1386 | ret = -1; | |
1387 | ||
1388 | return ret; | |
1389 | } | |
1390 | ||
1391 | ||
2a7b66f5 BG |
1392 | static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global) |
1393 | { | |
d6c9aab8 JB |
1394 | int ret; |
1395 | ||
2a7b66f5 BG |
1396 | global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT); |
1397 | if (global->nl_cb == NULL) { | |
1398 | wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink " | |
1399 | "callbacks"); | |
1400 | return -1; | |
1401 | } | |
1402 | ||
481234cf JM |
1403 | global->nl = nl_create_handle(global->nl_cb, "nl"); |
1404 | if (global->nl == NULL) | |
d6c9aab8 | 1405 | goto err; |
276e2d67 | 1406 | |
481234cf | 1407 | global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211"); |
335d42b1 | 1408 | if (global->nl80211_id < 0) { |
276e2d67 BG |
1409 | wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not " |
1410 | "found"); | |
d6c9aab8 | 1411 | goto err; |
276e2d67 BG |
1412 | } |
1413 | ||
481234cf JM |
1414 | global->nl_event = nl_create_handle(global->nl_cb, "event"); |
1415 | if (global->nl_event == NULL) | |
d6c9aab8 | 1416 | goto err; |
9fff9fdc | 1417 | |
d6c9aab8 | 1418 | ret = nl_get_multicast_id(global, "nl80211", "scan"); |
97865538 | 1419 | if (ret >= 0) |
481234cf | 1420 | ret = nl_socket_add_membership(global->nl_event, ret); |
97865538 JM |
1421 | if (ret < 0) { |
1422 | wpa_printf(MSG_ERROR, "nl80211: Could not add multicast " | |
1423 | "membership for scan events: %d (%s)", | |
1424 | ret, strerror(-ret)); | |
d6c9aab8 | 1425 | goto err; |
97865538 | 1426 | } |
c2a04078 | 1427 | |
d6c9aab8 | 1428 | ret = nl_get_multicast_id(global, "nl80211", "mlme"); |
c2a04078 | 1429 | if (ret >= 0) |
481234cf | 1430 | ret = nl_socket_add_membership(global->nl_event, ret); |
c2a04078 JM |
1431 | if (ret < 0) { |
1432 | wpa_printf(MSG_ERROR, "nl80211: Could not add multicast " | |
1433 | "membership for mlme events: %d (%s)", | |
1434 | ret, strerror(-ret)); | |
d6c9aab8 | 1435 | goto err; |
c2a04078 | 1436 | } |
c2a04078 | 1437 | |
d6c9aab8 | 1438 | ret = nl_get_multicast_id(global, "nl80211", "regulatory"); |
33c5deb8 | 1439 | if (ret >= 0) |
481234cf | 1440 | ret = nl_socket_add_membership(global->nl_event, ret); |
33c5deb8 JM |
1441 | if (ret < 0) { |
1442 | wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast " | |
1443 | "membership for regulatory events: %d (%s)", | |
1444 | ret, strerror(-ret)); | |
1445 | /* Continue without regulatory events */ | |
1446 | } | |
1447 | ||
17b79e65 JM |
1448 | ret = nl_get_multicast_id(global, "nl80211", "vendor"); |
1449 | if (ret >= 0) | |
1450 | ret = nl_socket_add_membership(global->nl_event, ret); | |
1451 | if (ret < 0) { | |
1452 | wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast " | |
1453 | "membership for vendor events: %d (%s)", | |
1454 | ret, strerror(-ret)); | |
1455 | /* Continue without vendor events */ | |
1456 | } | |
1457 | ||
d6c9aab8 JB |
1458 | nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, |
1459 | no_seq_check, NULL); | |
1460 | nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, | |
1461 | process_global_event, global); | |
1462 | ||
5f65e9f7 JB |
1463 | nl80211_register_eloop_read(&global->nl_event, |
1464 | wpa_driver_nl80211_event_receive, | |
1465 | global->nl_cb); | |
d6c9aab8 JB |
1466 | |
1467 | return 0; | |
1468 | ||
1469 | err: | |
1470 | nl_destroy_handles(&global->nl_event); | |
1471 | nl_destroy_handles(&global->nl); | |
1472 | nl_cb_put(global->nl_cb); | |
671a5039 | 1473 | global->nl_cb = NULL; |
d6c9aab8 JB |
1474 | return -1; |
1475 | } | |
1476 | ||
1477 | ||
8401a6b0 JM |
1478 | static void wpa_driver_nl80211_rfkill_blocked(void *ctx) |
1479 | { | |
8401a6b0 | 1480 | wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked"); |
a63063b4 JM |
1481 | /* |
1482 | * This may be for any interface; use ifdown event to disable | |
1483 | * interface. | |
1484 | */ | |
8401a6b0 JM |
1485 | } |
1486 | ||
1487 | ||
1488 | static void wpa_driver_nl80211_rfkill_unblocked(void *ctx) | |
1489 | { | |
1490 | struct wpa_driver_nl80211_data *drv = ctx; | |
1491 | wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked"); | |
834ee56f | 1492 | if (i802_set_iface_flags(drv->first_bss, 1)) { |
8401a6b0 JM |
1493 | wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP " |
1494 | "after rfkill unblock"); | |
1495 | return; | |
1496 | } | |
a63063b4 | 1497 | /* rtnetlink ifup handler will report interface as enabled */ |
8401a6b0 JM |
1498 | } |
1499 | ||
1500 | ||
32ab4855 JB |
1501 | static void wpa_driver_nl80211_handle_eapol_tx_status(int sock, |
1502 | void *eloop_ctx, | |
1503 | void *handle) | |
1504 | { | |
1505 | struct wpa_driver_nl80211_data *drv = eloop_ctx; | |
1506 | u8 data[2048]; | |
1507 | struct msghdr msg; | |
1508 | struct iovec entry; | |
cad0f50e | 1509 | u8 control[512]; |
32ab4855 JB |
1510 | struct cmsghdr *cmsg; |
1511 | int res, found_ee = 0, found_wifi = 0, acked = 0; | |
1512 | union wpa_event_data event; | |
1513 | ||
1514 | memset(&msg, 0, sizeof(msg)); | |
1515 | msg.msg_iov = &entry; | |
1516 | msg.msg_iovlen = 1; | |
1517 | entry.iov_base = data; | |
1518 | entry.iov_len = sizeof(data); | |
1519 | msg.msg_control = &control; | |
1520 | msg.msg_controllen = sizeof(control); | |
1521 | ||
1522 | res = recvmsg(sock, &msg, MSG_ERRQUEUE); | |
1523 | /* if error or not fitting 802.3 header, return */ | |
1524 | if (res < 14) | |
1525 | return; | |
1526 | ||
1527 | for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg)) | |
1528 | { | |
1529 | if (cmsg->cmsg_level == SOL_SOCKET && | |
1530 | cmsg->cmsg_type == SCM_WIFI_STATUS) { | |
1531 | int *ack; | |
1532 | ||
1533 | found_wifi = 1; | |
1534 | ack = (void *)CMSG_DATA(cmsg); | |
1535 | acked = *ack; | |
1536 | } | |
1537 | ||
1538 | if (cmsg->cmsg_level == SOL_PACKET && | |
1539 | cmsg->cmsg_type == PACKET_TX_TIMESTAMP) { | |
1540 | struct sock_extended_err *err = | |
1541 | (struct sock_extended_err *)CMSG_DATA(cmsg); | |
1542 | ||
1543 | if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS) | |
1544 | found_ee = 1; | |
1545 | } | |
1546 | } | |
1547 | ||
1548 | if (!found_ee || !found_wifi) | |
1549 | return; | |
1550 | ||
1551 | memset(&event, 0, sizeof(event)); | |
1552 | event.eapol_tx_status.dst = data; | |
1553 | event.eapol_tx_status.data = data + 14; | |
1554 | event.eapol_tx_status.data_len = res - 14; | |
1555 | event.eapol_tx_status.ack = acked; | |
1556 | wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event); | |
1557 | } | |
1558 | ||
1559 | ||
cc7a48d1 JB |
1560 | static int nl80211_init_bss(struct i802_bss *bss) |
1561 | { | |
1562 | bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT); | |
1563 | if (!bss->nl_cb) | |
1564 | return -1; | |
1565 | ||
1566 | nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, | |
1567 | no_seq_check, NULL); | |
1568 | nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, | |
1569 | process_bss_event, bss); | |
1570 | ||
1571 | return 0; | |
1572 | } | |
1573 | ||
1574 | ||
1575 | static void nl80211_destroy_bss(struct i802_bss *bss) | |
1576 | { | |
1577 | nl_cb_put(bss->nl_cb); | |
1578 | bss->nl_cb = NULL; | |
1579 | } | |
1580 | ||
1581 | ||
0d547d5f JM |
1582 | static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname, |
1583 | void *global_priv, int hostapd, | |
0ecff8d7 JM |
1584 | const u8 *set_addr, |
1585 | const char *driver_params) | |
9fff9fdc | 1586 | { |
9fff9fdc | 1587 | struct wpa_driver_nl80211_data *drv; |
8401a6b0 | 1588 | struct rfkill_config *rcfg; |
a2e40bb6 | 1589 | struct i802_bss *bss; |
9fff9fdc | 1590 | |
a5c696ad JM |
1591 | if (global_priv == NULL) |
1592 | return NULL; | |
9fff9fdc JM |
1593 | drv = os_zalloc(sizeof(*drv)); |
1594 | if (drv == NULL) | |
1595 | return NULL; | |
f2ed8023 | 1596 | drv->global = global_priv; |
9fff9fdc | 1597 | drv->ctx = ctx; |
0d547d5f JM |
1598 | drv->hostapd = !!hostapd; |
1599 | drv->eapol_sock = -1; | |
64ae2447 JM |
1600 | |
1601 | /* | |
1602 | * There is no driver capability flag for this, so assume it is | |
1603 | * supported and disable this on first attempt to use if the driver | |
1604 | * rejects the command due to missing support. | |
1605 | */ | |
1606 | drv->set_rekey_offload = 1; | |
1607 | ||
0d547d5f JM |
1608 | drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int); |
1609 | drv->if_indices = drv->default_if_indices; | |
834ee56f KP |
1610 | |
1611 | drv->first_bss = os_zalloc(sizeof(*drv->first_bss)); | |
1612 | if (!drv->first_bss) { | |
1613 | os_free(drv); | |
1614 | return NULL; | |
1615 | } | |
1616 | bss = drv->first_bss; | |
a2e40bb6 | 1617 | bss->drv = drv; |
a5e1eb20 SE |
1618 | bss->ctx = ctx; |
1619 | ||
a2e40bb6 | 1620 | os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname)); |
9fff9fdc JM |
1621 | drv->monitor_ifidx = -1; |
1622 | drv->monitor_sock = -1; | |
d12dab4c | 1623 | drv->eapol_tx_sock = -1; |
b1f625e0 | 1624 | drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED; |
9fff9fdc | 1625 | |
cc7a48d1 JB |
1626 | if (nl80211_init_bss(bss)) |
1627 | goto failed; | |
1628 | ||
8401a6b0 JM |
1629 | rcfg = os_zalloc(sizeof(*rcfg)); |
1630 | if (rcfg == NULL) | |
1631 | goto failed; | |
1632 | rcfg->ctx = drv; | |
1633 | os_strlcpy(rcfg->ifname, ifname, sizeof(rcfg->ifname)); | |
1634 | rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked; | |
1635 | rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked; | |
1636 | drv->rfkill = rfkill_init(rcfg); | |
52169389 | 1637 | if (drv->rfkill == NULL) { |
8401a6b0 | 1638 | wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available"); |
52169389 JM |
1639 | os_free(rcfg); |
1640 | } | |
8401a6b0 | 1641 | |
146fa9b3 JM |
1642 | if (linux_iface_up(drv->global->ioctl_sock, ifname) > 0) |
1643 | drv->start_iface_up = 1; | |
1644 | ||
0ecff8d7 | 1645 | if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params)) |
bbaf0837 | 1646 | goto failed; |
7524cfb1 | 1647 | |
d12dab4c | 1648 | drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0); |
32ab4855 JB |
1649 | if (drv->eapol_tx_sock < 0) |
1650 | goto failed; | |
1651 | ||
1652 | if (drv->data_tx_status) { | |
1653 | int enabled = 1; | |
1654 | ||
1655 | if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS, | |
1656 | &enabled, sizeof(enabled)) < 0) { | |
1657 | wpa_printf(MSG_DEBUG, | |
1658 | "nl80211: wifi status sockopt failed\n"); | |
1659 | drv->data_tx_status = 0; | |
a11241fa JB |
1660 | if (!drv->use_monitor) |
1661 | drv->capa.flags &= | |
1662 | ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS; | |
32ab4855 JB |
1663 | } else { |
1664 | eloop_register_read_sock(drv->eapol_tx_sock, | |
1665 | wpa_driver_nl80211_handle_eapol_tx_status, | |
1666 | drv, NULL); | |
1667 | } | |
1668 | } | |
f10bfc9a | 1669 | |
dac12351 | 1670 | if (drv->global) { |
c4bb8817 | 1671 | dl_list_add(&drv->global->interfaces, &drv->list); |
dac12351 BG |
1672 | drv->in_interface_list = 1; |
1673 | } | |
c4bb8817 | 1674 | |
a2e40bb6 | 1675 | return bss; |
7524cfb1 | 1676 | |
bbaf0837 | 1677 | failed: |
dac12351 | 1678 | wpa_driver_nl80211_deinit(bss); |
7524cfb1 JM |
1679 | return NULL; |
1680 | } | |
1681 | ||
1682 | ||
0d547d5f JM |
1683 | /** |
1684 | * wpa_driver_nl80211_init - Initialize nl80211 driver interface | |
1685 | * @ctx: context to be used when calling wpa_supplicant functions, | |
1686 | * e.g., wpa_supplicant_event() | |
1687 | * @ifname: interface name, e.g., wlan0 | |
1688 | * @global_priv: private driver global data from global_init() | |
1689 | * Returns: Pointer to private data, %NULL on failure | |
1690 | */ | |
1691 | static void * wpa_driver_nl80211_init(void *ctx, const char *ifname, | |
1692 | void *global_priv) | |
1693 | { | |
0ecff8d7 JM |
1694 | return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL, |
1695 | NULL); | |
0d547d5f JM |
1696 | } |
1697 | ||
1698 | ||
a11241fa | 1699 | static int nl80211_register_frame(struct i802_bss *bss, |
5582a5d1 | 1700 | struct nl_handle *nl_handle, |
bd94971e | 1701 | u16 type, const u8 *match, size_t match_len) |
58f6fbe0 | 1702 | { |
a11241fa | 1703 | struct wpa_driver_nl80211_data *drv = bss->drv; |
58f6fbe0 | 1704 | struct nl_msg *msg; |
a862e4a3 | 1705 | int ret; |
880de885 | 1706 | char buf[30]; |
58f6fbe0 | 1707 | |
880de885 JM |
1708 | buf[0] = '\0'; |
1709 | wpa_snprintf_hex(buf, sizeof(buf), match, match_len); | |
dedfa440 PF |
1710 | wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s", |
1711 | type, fc2str(type), nl_handle, buf); | |
36488c05 | 1712 | |
56f77852 | 1713 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_ACTION)) || |
a862e4a3 JM |
1714 | nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) || |
1715 | nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) { | |
1716 | nlmsg_free(msg); | |
1717 | return -1; | |
1718 | } | |
58f6fbe0 | 1719 | |
d6c9aab8 | 1720 | ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL); |
58f6fbe0 | 1721 | if (ret) { |
5582a5d1 JB |
1722 | wpa_printf(MSG_DEBUG, "nl80211: Register frame command " |
1723 | "failed (type=%u): ret=%d (%s)", | |
1724 | type, ret, strerror(-ret)); | |
1725 | wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match", | |
58f6fbe0 | 1726 | match, match_len); |
58f6fbe0 | 1727 | } |
58f6fbe0 JM |
1728 | return ret; |
1729 | } | |
1730 | ||
1731 | ||
a11241fa JB |
1732 | static int nl80211_alloc_mgmt_handle(struct i802_bss *bss) |
1733 | { | |
481234cf | 1734 | if (bss->nl_mgmt) { |
a11241fa | 1735 | wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting " |
36488c05 | 1736 | "already on! (nl_mgmt=%p)", bss->nl_mgmt); |
a11241fa JB |
1737 | return -1; |
1738 | } | |
1739 | ||
ce20a370 | 1740 | bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt"); |
481234cf | 1741 | if (bss->nl_mgmt == NULL) |
a11241fa JB |
1742 | return -1; |
1743 | ||
a11241fa JB |
1744 | return 0; |
1745 | } | |
1746 | ||
1747 | ||
5f65e9f7 JB |
1748 | static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss) |
1749 | { | |
1750 | nl80211_register_eloop_read(&bss->nl_mgmt, | |
1751 | wpa_driver_nl80211_event_receive, | |
1752 | bss->nl_cb); | |
1753 | } | |
1754 | ||
1755 | ||
a11241fa | 1756 | static int nl80211_register_action_frame(struct i802_bss *bss, |
bd94971e JB |
1757 | const u8 *match, size_t match_len) |
1758 | { | |
1759 | u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4); | |
481234cf | 1760 | return nl80211_register_frame(bss, bss->nl_mgmt, |
5582a5d1 | 1761 | type, match, match_len); |
bd94971e JB |
1762 | } |
1763 | ||
1764 | ||
a11241fa | 1765 | static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss) |
58f6fbe0 | 1766 | { |
a11241fa | 1767 | struct wpa_driver_nl80211_data *drv = bss->drv; |
6f06766e | 1768 | int ret = 0; |
a11241fa JB |
1769 | |
1770 | if (nl80211_alloc_mgmt_handle(bss)) | |
1771 | return -1; | |
36488c05 JM |
1772 | wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP " |
1773 | "handle %p", bss->nl_mgmt); | |
a11241fa | 1774 | |
e8d1168b JB |
1775 | if (drv->nlmode == NL80211_IFTYPE_ADHOC) { |
1776 | u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4); | |
1777 | ||
1778 | /* register for any AUTH message */ | |
1779 | nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0); | |
1780 | } | |
1781 | ||
56f5af48 JM |
1782 | #ifdef CONFIG_INTERWORKING |
1783 | /* QoS Map Configure */ | |
1784 | if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0) | |
6f06766e | 1785 | ret = -1; |
56f5af48 | 1786 | #endif /* CONFIG_INTERWORKING */ |
4fe9fa0d | 1787 | #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) |
046b26a2 | 1788 | /* GAS Initial Request */ |
a11241fa | 1789 | if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0) |
6f06766e | 1790 | ret = -1; |
046b26a2 | 1791 | /* GAS Initial Response */ |
a11241fa | 1792 | if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0) |
6f06766e | 1793 | ret = -1; |
18708aad | 1794 | /* GAS Comeback Request */ |
a11241fa | 1795 | if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0) |
6f06766e | 1796 | ret = -1; |
18708aad | 1797 | /* GAS Comeback Response */ |
a11241fa | 1798 | if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0) |
6f06766e | 1799 | ret = -1; |
c5a64e2d JM |
1800 | /* Protected GAS Initial Request */ |
1801 | if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0) | |
1802 | ret = -1; | |
1803 | /* Protected GAS Initial Response */ | |
1804 | if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0) | |
1805 | ret = -1; | |
1806 | /* Protected GAS Comeback Request */ | |
1807 | if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0) | |
1808 | ret = -1; | |
1809 | /* Protected GAS Comeback Response */ | |
1810 | if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0) | |
1811 | ret = -1; | |
4fe9fa0d JM |
1812 | #endif /* CONFIG_P2P || CONFIG_INTERWORKING */ |
1813 | #ifdef CONFIG_P2P | |
046b26a2 | 1814 | /* P2P Public Action */ |
a11241fa | 1815 | if (nl80211_register_action_frame(bss, |
046b26a2 JM |
1816 | (u8 *) "\x04\x09\x50\x6f\x9a\x09", |
1817 | 6) < 0) | |
6f06766e | 1818 | ret = -1; |
046b26a2 | 1819 | /* P2P Action */ |
a11241fa | 1820 | if (nl80211_register_action_frame(bss, |
046b26a2 JM |
1821 | (u8 *) "\x7f\x50\x6f\x9a\x09", |
1822 | 5) < 0) | |
6f06766e | 1823 | ret = -1; |
046b26a2 | 1824 | #endif /* CONFIG_P2P */ |
7d878ca7 JM |
1825 | #ifdef CONFIG_IEEE80211W |
1826 | /* SA Query Response */ | |
a11241fa | 1827 | if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0) |
6f06766e | 1828 | ret = -1; |
7d878ca7 | 1829 | #endif /* CONFIG_IEEE80211W */ |
35287637 AN |
1830 | #ifdef CONFIG_TDLS |
1831 | if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) { | |
1832 | /* TDLS Discovery Response */ | |
aa543c0c | 1833 | if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) < |
35287637 | 1834 | 0) |
6f06766e | 1835 | ret = -1; |
35287637 AN |
1836 | } |
1837 | #endif /* CONFIG_TDLS */ | |
046b26a2 | 1838 | |
7b90c16a | 1839 | /* FT Action frames */ |
a11241fa | 1840 | if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0) |
6f06766e | 1841 | ret = -1; |
7b90c16a JM |
1842 | else |
1843 | drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT | | |
1844 | WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK; | |
1845 | ||
71269b37 | 1846 | /* WNM - BSS Transition Management Request */ |
a11241fa | 1847 | if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0) |
6f06766e | 1848 | ret = -1; |
bd896433 JM |
1849 | /* WNM-Sleep Mode Response */ |
1850 | if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0) | |
6f06766e | 1851 | ret = -1; |
a11241fa | 1852 | |
95a3ea94 JM |
1853 | #ifdef CONFIG_HS20 |
1854 | /* WNM-Notification */ | |
1855 | if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0) | |
3ee18569 | 1856 | ret = -1; |
95a3ea94 JM |
1857 | #endif /* CONFIG_HS20 */ |
1858 | ||
dfa87878 MB |
1859 | /* WMM-AC ADDTS Response */ |
1860 | if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0) | |
730a0d16 | 1861 | ret = -1; |
dfa87878 MB |
1862 | |
1863 | /* WMM-AC DELTS */ | |
1864 | if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0) | |
730a0d16 | 1865 | ret = -1; |
dfa87878 | 1866 | |
2526ccd9 AK |
1867 | /* Radio Measurement - Neighbor Report Response */ |
1868 | if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0) | |
1869 | ret = -1; | |
1870 | ||
7dc03388 AO |
1871 | /* Radio Measurement - Link Measurement Request */ |
1872 | if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) && | |
1873 | (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0)) | |
1874 | ret = -1; | |
1875 | ||
5f65e9f7 JB |
1876 | nl80211_mgmt_handle_register_eloop(bss); |
1877 | ||
6f06766e | 1878 | return ret; |
a11241fa JB |
1879 | } |
1880 | ||
1881 | ||
afb0550a BC |
1882 | static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss) |
1883 | { | |
1884 | int ret = 0; | |
1885 | ||
1886 | if (nl80211_alloc_mgmt_handle(bss)) | |
1887 | return -1; | |
1888 | ||
1889 | wpa_printf(MSG_DEBUG, | |
1890 | "nl80211: Subscribe to mgmt frames with mesh handle %p", | |
1891 | bss->nl_mgmt); | |
1892 | ||
1893 | /* Auth frames for mesh SAE */ | |
1894 | if (nl80211_register_frame(bss, bss->nl_mgmt, | |
1895 | (WLAN_FC_TYPE_MGMT << 2) | | |
1896 | (WLAN_FC_STYPE_AUTH << 4), | |
1897 | NULL, 0) < 0) | |
1898 | ret = -1; | |
1899 | ||
1900 | /* Mesh peering open */ | |
1901 | if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0) | |
1902 | ret = -1; | |
1903 | /* Mesh peering confirm */ | |
1904 | if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0) | |
1905 | ret = -1; | |
1906 | /* Mesh peering close */ | |
1907 | if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0) | |
1908 | ret = -1; | |
1909 | ||
1910 | nl80211_mgmt_handle_register_eloop(bss); | |
1911 | ||
1912 | return ret; | |
1913 | } | |
1914 | ||
1915 | ||
02bb32c3 JB |
1916 | static int nl80211_register_spurious_class3(struct i802_bss *bss) |
1917 | { | |
02bb32c3 | 1918 | struct nl_msg *msg; |
a862e4a3 | 1919 | int ret; |
02bb32c3 | 1920 | |
13f83980 JM |
1921 | msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME); |
1922 | ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL); | |
02bb32c3 JB |
1923 | if (ret) { |
1924 | wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 " | |
1925 | "failed: ret=%d (%s)", | |
1926 | ret, strerror(-ret)); | |
02bb32c3 | 1927 | } |
02bb32c3 JB |
1928 | return ret; |
1929 | } | |
1930 | ||
1931 | ||
a11241fa JB |
1932 | static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss) |
1933 | { | |
1934 | static const int stypes[] = { | |
1935 | WLAN_FC_STYPE_AUTH, | |
1936 | WLAN_FC_STYPE_ASSOC_REQ, | |
1937 | WLAN_FC_STYPE_REASSOC_REQ, | |
1938 | WLAN_FC_STYPE_DISASSOC, | |
1939 | WLAN_FC_STYPE_DEAUTH, | |
1940 | WLAN_FC_STYPE_ACTION, | |
1941 | WLAN_FC_STYPE_PROBE_REQ, | |
1942 | /* Beacon doesn't work as mac80211 doesn't currently allow | |
1943 | * it, but it wouldn't really be the right thing anyway as | |
1944 | * it isn't per interface ... maybe just dump the scan | |
1945 | * results periodically for OLBC? | |
1946 | */ | |
0e80ea2c | 1947 | /* WLAN_FC_STYPE_BEACON, */ |
a11241fa JB |
1948 | }; |
1949 | unsigned int i; | |
1950 | ||
1951 | if (nl80211_alloc_mgmt_handle(bss)) | |
71269b37 | 1952 | return -1; |
36488c05 JM |
1953 | wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP " |
1954 | "handle %p", bss->nl_mgmt); | |
71269b37 | 1955 | |
e7ecab4a | 1956 | for (i = 0; i < ARRAY_SIZE(stypes); i++) { |
481234cf | 1957 | if (nl80211_register_frame(bss, bss->nl_mgmt, |
a11241fa JB |
1958 | (WLAN_FC_TYPE_MGMT << 2) | |
1959 | (stypes[i] << 4), | |
1960 | NULL, 0) < 0) { | |
1961 | goto out_err; | |
1962 | } | |
1963 | } | |
1964 | ||
02bb32c3 JB |
1965 | if (nl80211_register_spurious_class3(bss)) |
1966 | goto out_err; | |
1967 | ||
e32ad281 JB |
1968 | if (nl80211_get_wiphy_data_ap(bss) == NULL) |
1969 | goto out_err; | |
1970 | ||
5f65e9f7 | 1971 | nl80211_mgmt_handle_register_eloop(bss); |
58f6fbe0 | 1972 | return 0; |
a11241fa JB |
1973 | |
1974 | out_err: | |
a11241fa JB |
1975 | nl_destroy_handles(&bss->nl_mgmt); |
1976 | return -1; | |
1977 | } | |
1978 | ||
1979 | ||
a6cc0602 JM |
1980 | static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss) |
1981 | { | |
1982 | if (nl80211_alloc_mgmt_handle(bss)) | |
1983 | return -1; | |
1984 | wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP " | |
1985 | "handle %p (device SME)", bss->nl_mgmt); | |
1986 | ||
1987 | if (nl80211_register_frame(bss, bss->nl_mgmt, | |
1988 | (WLAN_FC_TYPE_MGMT << 2) | | |
1989 | (WLAN_FC_STYPE_ACTION << 4), | |
1990 | NULL, 0) < 0) | |
1991 | goto out_err; | |
1992 | ||
5f65e9f7 | 1993 | nl80211_mgmt_handle_register_eloop(bss); |
a6cc0602 JM |
1994 | return 0; |
1995 | ||
1996 | out_err: | |
a6cc0602 JM |
1997 | nl_destroy_handles(&bss->nl_mgmt); |
1998 | return -1; | |
1999 | } | |
2000 | ||
2001 | ||
36488c05 | 2002 | static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason) |
a11241fa | 2003 | { |
481234cf | 2004 | if (bss->nl_mgmt == NULL) |
a11241fa | 2005 | return; |
36488c05 JM |
2006 | wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p " |
2007 | "(%s)", bss->nl_mgmt, reason); | |
5f65e9f7 | 2008 | nl80211_destroy_eloop_handle(&bss->nl_mgmt); |
e32ad281 JB |
2009 | |
2010 | nl80211_put_wiphy_data_ap(bss); | |
58f6fbe0 JM |
2011 | } |
2012 | ||
2013 | ||
8401a6b0 JM |
2014 | static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx) |
2015 | { | |
2016 | wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL); | |
2017 | } | |
2018 | ||
2019 | ||
eb4582f2 AS |
2020 | static void nl80211_del_p2pdev(struct i802_bss *bss) |
2021 | { | |
eb4582f2 AS |
2022 | struct nl_msg *msg; |
2023 | int ret; | |
2024 | ||
a3249fdf JM |
2025 | msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE); |
2026 | ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL); | |
eb4582f2 AS |
2027 | |
2028 | wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s", | |
2029 | bss->ifname, (long long unsigned int) bss->wdev_id, | |
6cb4f11d | 2030 | strerror(-ret)); |
eb4582f2 AS |
2031 | } |
2032 | ||
2033 | ||
eb4582f2 | 2034 | static int nl80211_set_p2pdev(struct i802_bss *bss, int start) |
f632e483 | 2035 | { |
f632e483 | 2036 | struct nl_msg *msg; |
a862e4a3 | 2037 | int ret; |
f632e483 | 2038 | |
a3249fdf JM |
2039 | msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE : |
2040 | NL80211_CMD_STOP_P2P_DEVICE); | |
2041 | ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL); | |
f632e483 | 2042 | |
eb4582f2 AS |
2043 | wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s", |
2044 | start ? "Start" : "Stop", | |
2045 | bss->ifname, (long long unsigned int) bss->wdev_id, | |
6cb4f11d | 2046 | strerror(-ret)); |
f632e483 AS |
2047 | return ret; |
2048 | } | |
f632e483 AS |
2049 | |
2050 | ||
91724d6f AS |
2051 | static int i802_set_iface_flags(struct i802_bss *bss, int up) |
2052 | { | |
2053 | enum nl80211_iftype nlmode; | |
2054 | ||
2055 | nlmode = nl80211_get_ifmode(bss); | |
2056 | if (nlmode != NL80211_IFTYPE_P2P_DEVICE) { | |
2057 | return linux_set_iface_flags(bss->drv->global->ioctl_sock, | |
2058 | bss->ifname, up); | |
2059 | } | |
2060 | ||
2061 | /* P2P Device has start/stop which is equivalent */ | |
2062 | return nl80211_set_p2pdev(bss, up); | |
2063 | } | |
2064 | ||
2065 | ||
362f781e | 2066 | static int |
0d547d5f | 2067 | wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv, |
0ecff8d7 JM |
2068 | const u8 *set_addr, int first, |
2069 | const char *driver_params) | |
7524cfb1 | 2070 | { |
834ee56f | 2071 | struct i802_bss *bss = drv->first_bss; |
8401a6b0 | 2072 | int send_rfkill_event = 0; |
0d547d5f | 2073 | enum nl80211_iftype nlmode; |
a2e40bb6 FF |
2074 | |
2075 | drv->ifindex = if_nametoindex(bss->ifname); | |
f632e483 AS |
2076 | bss->ifindex = drv->ifindex; |
2077 | bss->wdev_id = drv->global->if_add_wdevid; | |
2078 | bss->wdev_id_set = drv->global->if_add_wdevid_set; | |
2079 | ||
60b13c20 IP |
2080 | bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex; |
2081 | bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set; | |
f632e483 AS |
2082 | drv->global->if_add_wdevid_set = 0; |
2083 | ||
bf144cf6 AP |
2084 | if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP) |
2085 | bss->static_ap = 1; | |
2086 | ||
f632e483 AS |
2087 | if (wpa_driver_nl80211_capa(drv)) |
2088 | return -1; | |
a87c9d96 | 2089 | |
0ecff8d7 JM |
2090 | if (driver_params && nl80211_set_param(bss, driver_params) < 0) |
2091 | return -1; | |
2092 | ||
5fbcb45d AS |
2093 | wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s", |
2094 | bss->ifname, drv->phyname); | |
2095 | ||
0d547d5f JM |
2096 | if (set_addr && |
2097 | (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) || | |
2098 | linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, | |
2099 | set_addr))) | |
2100 | return -1; | |
2101 | ||
49b4b205 JM |
2102 | if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP) |
2103 | drv->start_mode_ap = 1; | |
2104 | ||
bf144cf6 | 2105 | if (drv->hostapd || bss->static_ap) |
0d547d5f JM |
2106 | nlmode = NL80211_IFTYPE_AP; |
2107 | else if (bss->if_dynamic) | |
8e12685c | 2108 | nlmode = nl80211_get_ifmode(bss); |
0d547d5f JM |
2109 | else |
2110 | nlmode = NL80211_IFTYPE_STATION; | |
f632e483 | 2111 | |
8e12685c | 2112 | if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) { |
0d547d5f | 2113 | wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode"); |
8e12685c | 2114 | return -1; |
a87c9d96 JM |
2115 | } |
2116 | ||
8c06db70 | 2117 | if (nlmode == NL80211_IFTYPE_P2P_DEVICE) |
597b94f5 | 2118 | nl80211_get_macaddr(bss); |
f632e483 | 2119 | |
8c06db70 MB |
2120 | if (!rfkill_is_blocked(drv->rfkill)) { |
2121 | int ret = i802_set_iface_flags(bss, 1); | |
2122 | if (ret) { | |
8401a6b0 JM |
2123 | wpa_printf(MSG_ERROR, "nl80211: Could not set " |
2124 | "interface '%s' UP", bss->ifname); | |
8c06db70 | 2125 | return ret; |
8401a6b0 | 2126 | } |
8c06db70 MB |
2127 | if (nlmode == NL80211_IFTYPE_P2P_DEVICE) |
2128 | return ret; | |
2129 | } else { | |
2130 | wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable " | |
2131 | "interface '%s' due to rfkill", bss->ifname); | |
2132 | if (nlmode == NL80211_IFTYPE_P2P_DEVICE) | |
2133 | return 0; | |
2134 | drv->if_disabled = 1; | |
2135 | send_rfkill_event = 1; | |
362f781e | 2136 | } |
3f5285e8 | 2137 | |
0d547d5f JM |
2138 | if (!drv->hostapd) |
2139 | netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, | |
2140 | 1, IF_OPER_DORMANT); | |
362f781e | 2141 | |
c81eff1a | 2142 | if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname, |
341eebee | 2143 | bss->addr)) |
2136f480 | 2144 | return -1; |
fee354c7 | 2145 | os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN); |
f2ed8023 | 2146 | |
8401a6b0 JM |
2147 | if (send_rfkill_event) { |
2148 | eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill, | |
2149 | drv, drv->ctx); | |
2150 | } | |
2151 | ||
362f781e | 2152 | return 0; |
3f5285e8 JM |
2153 | } |
2154 | ||
2155 | ||
8a27af5c JM |
2156 | static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv) |
2157 | { | |
2158 | struct nl_msg *msg; | |
2159 | ||
08e55ebb JM |
2160 | wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)", |
2161 | drv->ifindex); | |
9725b784 | 2162 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON); |
8a27af5c | 2163 | return send_and_recv_msgs(drv, msg, NULL, NULL); |
8a27af5c | 2164 | } |
8a27af5c JM |
2165 | |
2166 | ||
3f5285e8 | 2167 | /** |
7e5ba1b9 | 2168 | * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface |
9ebce9c5 | 2169 | * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init() |
3f5285e8 JM |
2170 | * |
2171 | * Shut down driver interface and processing of driver events. Free | |
2172 | * private data buffer if one was allocated in wpa_driver_nl80211_init(). | |
2173 | */ | |
9ebce9c5 | 2174 | static void wpa_driver_nl80211_deinit(struct i802_bss *bss) |
3f5285e8 | 2175 | { |
a2e40bb6 | 2176 | struct wpa_driver_nl80211_data *drv = bss->drv; |
3f5285e8 | 2177 | |
3e208481 JM |
2178 | wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d", |
2179 | bss->ifname, drv->disabled_11b_rates); | |
2180 | ||
873d0fcf | 2181 | bss->in_deinit = 1; |
32ab4855 JB |
2182 | if (drv->data_tx_status) |
2183 | eloop_unregister_read_sock(drv->eapol_tx_sock); | |
d12dab4c JB |
2184 | if (drv->eapol_tx_sock >= 0) |
2185 | close(drv->eapol_tx_sock); | |
f10bfc9a | 2186 | |
481234cf | 2187 | if (bss->nl_preq) |
5582a5d1 | 2188 | wpa_driver_nl80211_probe_req_report(bss, 0); |
e17a2477 | 2189 | if (bss->added_if_into_bridge) { |
c81eff1a BG |
2190 | if (linux_br_del_if(drv->global->ioctl_sock, bss->brname, |
2191 | bss->ifname) < 0) | |
94627f6c JM |
2192 | wpa_printf(MSG_INFO, "nl80211: Failed to remove " |
2193 | "interface %s from bridge %s: %s", | |
e17a2477 | 2194 | bss->ifname, bss->brname, strerror(errno)); |
97ed9a06 | 2195 | if (drv->rtnl_sk) |
ca3c6b4d | 2196 | nl80211_handle_destroy(drv->rtnl_sk); |
94627f6c | 2197 | } |
e17a2477 | 2198 | if (bss->added_bridge) { |
f2535da8 JM |
2199 | if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname, |
2200 | 0) < 0) | |
2201 | wpa_printf(MSG_INFO, | |
2202 | "nl80211: Could not set bridge %s down", | |
2203 | bss->brname); | |
c81eff1a | 2204 | if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0) |
94627f6c JM |
2205 | wpa_printf(MSG_INFO, "nl80211: Failed to remove " |
2206 | "bridge %s: %s", | |
e17a2477 | 2207 | bss->brname, strerror(errno)); |
94627f6c JM |
2208 | } |
2209 | ||
460456f8 | 2210 | nl80211_remove_monitor_interface(drv); |
8a27af5c | 2211 | |
b1f625e0 | 2212 | if (is_ap_interface(drv->nlmode)) |
8a27af5c | 2213 | wpa_driver_nl80211_del_beacon(drv); |
0915d02c | 2214 | |
bbaf0837 JM |
2215 | if (drv->eapol_sock >= 0) { |
2216 | eloop_unregister_read_sock(drv->eapol_sock); | |
2217 | close(drv->eapol_sock); | |
2218 | } | |
2219 | ||
2220 | if (drv->if_indices != drv->default_if_indices) | |
2221 | os_free(drv->if_indices); | |
3f5285e8 | 2222 | |
b3af99d2 | 2223 | if (drv->disabled_11b_rates) |
4e5cb1a3 JM |
2224 | nl80211_disable_11b_rates(drv, drv->ifindex, 0); |
2225 | ||
36d84860 BG |
2226 | netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0, |
2227 | IF_OPER_UP); | |
e390df05 | 2228 | eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx); |
8401a6b0 | 2229 | rfkill_deinit(drv->rfkill); |
3f5285e8 | 2230 | |
bbaf0837 JM |
2231 | eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx); |
2232 | ||
146fa9b3 JM |
2233 | if (!drv->start_iface_up) |
2234 | (void) i802_set_iface_flags(bss, 0); | |
fee354c7 JM |
2235 | |
2236 | if (drv->addr_changed) { | |
93da0498 JM |
2237 | if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, |
2238 | 0) < 0) { | |
2239 | wpa_printf(MSG_DEBUG, | |
2240 | "nl80211: Could not set interface down to restore permanent MAC address"); | |
2241 | } | |
fee354c7 JM |
2242 | if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, |
2243 | drv->perm_addr) < 0) { | |
2244 | wpa_printf(MSG_DEBUG, | |
2245 | "nl80211: Could not restore permanent MAC address"); | |
2246 | } | |
2247 | } | |
2248 | ||
8e12685c | 2249 | if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) { |
49b4b205 JM |
2250 | if (!drv->hostapd || !drv->start_mode_ap) |
2251 | wpa_driver_nl80211_set_mode(bss, | |
2252 | NL80211_IFTYPE_STATION); | |
b378c41f | 2253 | nl80211_mgmt_unsubscribe(bss, "deinit"); |
8e12685c AS |
2254 | } else { |
2255 | nl80211_mgmt_unsubscribe(bss, "deinit"); | |
eb4582f2 | 2256 | nl80211_del_p2pdev(bss); |
8e12685c | 2257 | } |
3f5285e8 | 2258 | |
834ee56f | 2259 | nl80211_destroy_bss(drv->first_bss); |
cc7a48d1 | 2260 | |
3812464c JM |
2261 | os_free(drv->filter_ssids); |
2262 | ||
536fd62d JM |
2263 | os_free(drv->auth_ie); |
2264 | ||
dac12351 | 2265 | if (drv->in_interface_list) |
f2ed8023 JM |
2266 | dl_list_del(&drv->list); |
2267 | ||
8cd6b7bc JB |
2268 | os_free(drv->extended_capa); |
2269 | os_free(drv->extended_capa_mask); | |
834ee56f | 2270 | os_free(drv->first_bss); |
3f5285e8 JM |
2271 | os_free(drv); |
2272 | } | |
2273 | ||
2274 | ||
de4ed4a8 JM |
2275 | static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len) |
2276 | { | |
2277 | switch (alg) { | |
2278 | case WPA_ALG_WEP: | |
2279 | if (key_len == 5) | |
2280 | return WLAN_CIPHER_SUITE_WEP40; | |
2281 | return WLAN_CIPHER_SUITE_WEP104; | |
2282 | case WPA_ALG_TKIP: | |
2283 | return WLAN_CIPHER_SUITE_TKIP; | |
2284 | case WPA_ALG_CCMP: | |
2285 | return WLAN_CIPHER_SUITE_CCMP; | |
2286 | case WPA_ALG_GCMP: | |
2287 | return WLAN_CIPHER_SUITE_GCMP; | |
2288 | case WPA_ALG_CCMP_256: | |
2289 | return WLAN_CIPHER_SUITE_CCMP_256; | |
2290 | case WPA_ALG_GCMP_256: | |
2291 | return WLAN_CIPHER_SUITE_GCMP_256; | |
2292 | case WPA_ALG_IGTK: | |
2293 | return WLAN_CIPHER_SUITE_AES_CMAC; | |
2294 | case WPA_ALG_BIP_GMAC_128: | |
2295 | return WLAN_CIPHER_SUITE_BIP_GMAC_128; | |
2296 | case WPA_ALG_BIP_GMAC_256: | |
2297 | return WLAN_CIPHER_SUITE_BIP_GMAC_256; | |
2298 | case WPA_ALG_BIP_CMAC_256: | |
2299 | return WLAN_CIPHER_SUITE_BIP_CMAC_256; | |
2300 | case WPA_ALG_SMS4: | |
2301 | return WLAN_CIPHER_SUITE_SMS4; | |
2302 | case WPA_ALG_KRK: | |
2303 | return WLAN_CIPHER_SUITE_KRK; | |
2304 | case WPA_ALG_NONE: | |
2305 | case WPA_ALG_PMK: | |
2306 | wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d", | |
2307 | alg); | |
2308 | return 0; | |
2309 | } | |
2310 | ||
2311 | wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d", | |
2312 | alg); | |
2313 | return 0; | |
2314 | } | |
2315 | ||
2316 | ||
2317 | static u32 wpa_cipher_to_cipher_suite(unsigned int cipher) | |
2318 | { | |
2319 | switch (cipher) { | |
2320 | case WPA_CIPHER_CCMP_256: | |
2321 | return WLAN_CIPHER_SUITE_CCMP_256; | |
2322 | case WPA_CIPHER_GCMP_256: | |
2323 | return WLAN_CIPHER_SUITE_GCMP_256; | |
2324 | case WPA_CIPHER_CCMP: | |
2325 | return WLAN_CIPHER_SUITE_CCMP; | |
2326 | case WPA_CIPHER_GCMP: | |
2327 | return WLAN_CIPHER_SUITE_GCMP; | |
2328 | case WPA_CIPHER_TKIP: | |
2329 | return WLAN_CIPHER_SUITE_TKIP; | |
2330 | case WPA_CIPHER_WEP104: | |
2331 | return WLAN_CIPHER_SUITE_WEP104; | |
2332 | case WPA_CIPHER_WEP40: | |
2333 | return WLAN_CIPHER_SUITE_WEP40; | |
ae6f9272 JM |
2334 | case WPA_CIPHER_GTK_NOT_USED: |
2335 | return WLAN_CIPHER_SUITE_NO_GROUP_ADDR; | |
de4ed4a8 JM |
2336 | } |
2337 | ||
2338 | return 0; | |
2339 | } | |
2340 | ||
2341 | ||
2342 | static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[], | |
2343 | int max_suites) | |
2344 | { | |
2345 | int num_suites = 0; | |
2346 | ||
2347 | if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256) | |
2348 | suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256; | |
2349 | if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256) | |
2350 | suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256; | |
2351 | if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP) | |
2352 | suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP; | |
2353 | if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP) | |
2354 | suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP; | |
2355 | if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP) | |
2356 | suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP; | |
2357 | if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104) | |
2358 | suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104; | |
2359 | if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40) | |
2360 | suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40; | |
2361 | ||
2362 | return num_suites; | |
2363 | } | |
2364 | ||
2365 | ||
b41f2684 CL |
2366 | static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv, |
2367 | const u8 *key, size_t key_len) | |
2368 | { | |
2369 | struct nl_msg *msg; | |
a862e4a3 | 2370 | int ret; |
b41f2684 | 2371 | |
15badebd | 2372 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) |
b41f2684 CL |
2373 | return 0; |
2374 | ||
9725b784 | 2375 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || |
a862e4a3 JM |
2376 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || |
2377 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
2378 | QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) || | |
2379 | nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) { | |
bbd89bfc | 2380 | nl80211_nlmsg_clear(msg); |
a862e4a3 JM |
2381 | nlmsg_free(msg); |
2382 | return -1; | |
2383 | } | |
bbd89bfc | 2384 | ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1); |
b41f2684 CL |
2385 | if (ret) { |
2386 | wpa_printf(MSG_DEBUG, | |
2387 | "nl80211: Key management set key failed: ret=%d (%s)", | |
2388 | ret, strerror(-ret)); | |
2389 | } | |
2390 | ||
b41f2684 CL |
2391 | return ret; |
2392 | } | |
2393 | ||
2394 | ||
9ebce9c5 | 2395 | static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss, |
71934751 JM |
2396 | enum wpa_alg alg, const u8 *addr, |
2397 | int key_idx, int set_tx, | |
642187d6 JM |
2398 | const u8 *seq, size_t seq_len, |
2399 | const u8 *key, size_t key_len) | |
3f5285e8 | 2400 | { |
a2e40bb6 | 2401 | struct wpa_driver_nl80211_data *drv = bss->drv; |
e472e1b4 | 2402 | int ifindex; |
3f5285e8 | 2403 | struct nl_msg *msg; |
1ad1cdc2 | 2404 | int ret; |
dc01de8a | 2405 | int tdls = 0; |
3f5285e8 | 2406 | |
e472e1b4 AS |
2407 | /* Ignore for P2P Device */ |
2408 | if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) | |
2409 | return 0; | |
2410 | ||
2411 | ifindex = if_nametoindex(ifname); | |
8393e1a0 | 2412 | wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d " |
1ad1cdc2 | 2413 | "set_tx=%d seq_len=%lu key_len=%lu", |
8393e1a0 | 2414 | __func__, ifindex, ifname, alg, addr, key_idx, set_tx, |
3f5285e8 | 2415 | (unsigned long) seq_len, (unsigned long) key_len); |
8c66e185 | 2416 | #ifdef CONFIG_TDLS |
dc01de8a | 2417 | if (key_idx == -1) { |
8c66e185 | 2418 | key_idx = 0; |
dc01de8a JM |
2419 | tdls = 1; |
2420 | } | |
8c66e185 | 2421 | #endif /* CONFIG_TDLS */ |
3f5285e8 | 2422 | |
15badebd CL |
2423 | if (alg == WPA_ALG_PMK && |
2424 | (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) { | |
b41f2684 CL |
2425 | wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key", |
2426 | __func__); | |
2427 | ret = issue_key_mgmt_set_key(drv, key, key_len); | |
2428 | return ret; | |
2429 | } | |
2430 | ||
3f5285e8 | 2431 | if (alg == WPA_ALG_NONE) { |
95376e1a JM |
2432 | msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY); |
2433 | if (!msg) | |
2434 | return -ENOBUFS; | |
3f5285e8 | 2435 | } else { |
95376e1a JM |
2436 | msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY); |
2437 | if (!msg || | |
a862e4a3 JM |
2438 | nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) || |
2439 | nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER, | |
2440 | wpa_alg_to_cipher_suite(alg, key_len))) | |
2441 | goto fail; | |
e6ef73f1 | 2442 | wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len); |
3f5285e8 JM |
2443 | } |
2444 | ||
e6ef73f1 | 2445 | if (seq && seq_len) { |
a862e4a3 JM |
2446 | if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq)) |
2447 | goto fail; | |
e6ef73f1 JM |
2448 | wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len); |
2449 | } | |
1ad1cdc2 | 2450 | |
0382097e | 2451 | if (addr && !is_broadcast_ether_addr(addr)) { |
3f5285e8 | 2452 | wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr)); |
a862e4a3 JM |
2453 | if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) |
2454 | goto fail; | |
89c38e32 JM |
2455 | |
2456 | if (alg != WPA_ALG_WEP && key_idx && !set_tx) { | |
2457 | wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK"); | |
a862e4a3 JM |
2458 | if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE, |
2459 | NL80211_KEYTYPE_GROUP)) | |
2460 | goto fail; | |
89c38e32 | 2461 | } |
60ea8187 | 2462 | } else if (addr && is_broadcast_ether_addr(addr)) { |
8970bae8 JB |
2463 | struct nlattr *types; |
2464 | ||
60ea8187 | 2465 | wpa_printf(MSG_DEBUG, " broadcast key"); |
8970bae8 JB |
2466 | |
2467 | types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES); | |
a862e4a3 JM |
2468 | if (!types || |
2469 | nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST)) | |
2470 | goto fail; | |
8970bae8 | 2471 | nla_nest_end(msg, types); |
3f5285e8 | 2472 | } |
95376e1a | 2473 | if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx)) |
a862e4a3 | 2474 | goto fail; |
3f5285e8 | 2475 | |
bbd89bfc | 2476 | ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL); |
15664ad0 | 2477 | if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE) |
1ad1cdc2 JM |
2478 | ret = 0; |
2479 | if (ret) | |
2480 | wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)", | |
2481 | ret, strerror(-ret)); | |
3f5285e8 | 2482 | |
1ad1cdc2 JM |
2483 | /* |
2484 | * If we failed or don't need to set the default TX key (below), | |
2485 | * we're done here. | |
2486 | */ | |
dc01de8a | 2487 | if (ret || !set_tx || alg == WPA_ALG_NONE || tdls) |
1ad1cdc2 | 2488 | return ret; |
b1f625e0 | 2489 | if (is_ap_interface(drv->nlmode) && addr && |
0382097e | 2490 | !is_broadcast_ether_addr(addr)) |
de12717a | 2491 | return ret; |
3f5285e8 | 2492 | |
95376e1a JM |
2493 | msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY); |
2494 | if (!msg || | |
a862e4a3 | 2495 | nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) || |
86f9b1c7 JM |
2496 | nla_put_flag(msg, (alg == WPA_ALG_IGTK || |
2497 | alg == WPA_ALG_BIP_GMAC_128 || | |
2498 | alg == WPA_ALG_BIP_GMAC_256 || | |
2499 | alg == WPA_ALG_BIP_CMAC_256) ? | |
a862e4a3 JM |
2500 | NL80211_ATTR_KEY_DEFAULT_MGMT : |
2501 | NL80211_ATTR_KEY_DEFAULT)) | |
2502 | goto fail; | |
60ea8187 | 2503 | if (addr && is_broadcast_ether_addr(addr)) { |
8970bae8 JB |
2504 | struct nlattr *types; |
2505 | ||
2506 | types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES); | |
a862e4a3 JM |
2507 | if (!types || |
2508 | nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST)) | |
2509 | goto fail; | |
8970bae8 | 2510 | nla_nest_end(msg, types); |
60ea8187 | 2511 | } else if (addr) { |
8970bae8 JB |
2512 | struct nlattr *types; |
2513 | ||
2514 | types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES); | |
a862e4a3 JM |
2515 | if (!types || |
2516 | nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST)) | |
2517 | goto fail; | |
8970bae8 | 2518 | nla_nest_end(msg, types); |
60ea8187 | 2519 | } |
3f5285e8 | 2520 | |
1ad1cdc2 JM |
2521 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
2522 | if (ret == -ENOENT) | |
2523 | ret = 0; | |
2524 | if (ret) | |
2525 | wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; " | |
2526 | "err=%d %s)", ret, strerror(-ret)); | |
2527 | return ret; | |
3f5285e8 | 2528 | |
a862e4a3 | 2529 | fail: |
bbd89bfc | 2530 | nl80211_nlmsg_clear(msg); |
5883168a | 2531 | nlmsg_free(msg); |
6241fcb1 | 2532 | return -ENOBUFS; |
3f5285e8 JM |
2533 | } |
2534 | ||
2535 | ||
71934751 | 2536 | static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg, |
0194fedb JB |
2537 | int key_idx, int defkey, |
2538 | const u8 *seq, size_t seq_len, | |
2539 | const u8 *key, size_t key_len) | |
2540 | { | |
2541 | struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY); | |
2542 | if (!key_attr) | |
2543 | return -1; | |
2544 | ||
a862e4a3 JM |
2545 | if (defkey && alg == WPA_ALG_IGTK) { |
2546 | if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT)) | |
2547 | return -1; | |
2548 | } else if (defkey) { | |
2549 | if (nla_put_flag(msg, NL80211_KEY_DEFAULT)) | |
2550 | return -1; | |
2551 | } | |
0194fedb | 2552 | |
a862e4a3 JM |
2553 | if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) || |
2554 | nla_put_u32(msg, NL80211_KEY_CIPHER, | |
2555 | wpa_alg_to_cipher_suite(alg, key_len)) || | |
2556 | (seq && seq_len && | |
2557 | nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) || | |
2558 | nla_put(msg, NL80211_KEY_DATA, key_len, key)) | |
2559 | return -1; | |
0194fedb JB |
2560 | |
2561 | nla_nest_end(msg, key_attr); | |
2562 | ||
2563 | return 0; | |
0194fedb JB |
2564 | } |
2565 | ||
c811d5bc | 2566 | |
cfaab580 ZY |
2567 | static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params, |
2568 | struct nl_msg *msg) | |
2569 | { | |
2570 | int i, privacy = 0; | |
2571 | struct nlattr *nl_keys, *nl_key; | |
2572 | ||
2573 | for (i = 0; i < 4; i++) { | |
2574 | if (!params->wep_key[i]) | |
2575 | continue; | |
2576 | privacy = 1; | |
2577 | break; | |
2578 | } | |
ce04af5a JM |
2579 | if (params->wps == WPS_MODE_PRIVACY) |
2580 | privacy = 1; | |
2581 | if (params->pairwise_suite && | |
2582 | params->pairwise_suite != WPA_CIPHER_NONE) | |
2583 | privacy = 1; | |
2584 | ||
cfaab580 ZY |
2585 | if (!privacy) |
2586 | return 0; | |
2587 | ||
a862e4a3 JM |
2588 | if (nla_put_flag(msg, NL80211_ATTR_PRIVACY)) |
2589 | return -ENOBUFS; | |
cfaab580 ZY |
2590 | |
2591 | nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS); | |
2592 | if (!nl_keys) | |
a862e4a3 | 2593 | return -ENOBUFS; |
cfaab580 ZY |
2594 | |
2595 | for (i = 0; i < 4; i++) { | |
2596 | if (!params->wep_key[i]) | |
2597 | continue; | |
2598 | ||
2599 | nl_key = nla_nest_start(msg, i); | |
a862e4a3 JM |
2600 | if (!nl_key || |
2601 | nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i], | |
2602 | params->wep_key[i]) || | |
2603 | nla_put_u32(msg, NL80211_KEY_CIPHER, | |
2604 | params->wep_key_len[i] == 5 ? | |
2605 | WLAN_CIPHER_SUITE_WEP40 : | |
2606 | WLAN_CIPHER_SUITE_WEP104) || | |
2607 | nla_put_u8(msg, NL80211_KEY_IDX, i) || | |
2608 | (i == params->wep_tx_keyidx && | |
2609 | nla_put_flag(msg, NL80211_KEY_DEFAULT))) | |
2610 | return -ENOBUFS; | |
cfaab580 ZY |
2611 | |
2612 | nla_nest_end(msg, nl_key); | |
2613 | } | |
2614 | nla_nest_end(msg, nl_keys); | |
2615 | ||
2616 | return 0; | |
cfaab580 ZY |
2617 | } |
2618 | ||
2619 | ||
477af8f8 JM |
2620 | int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv, |
2621 | const u8 *addr, int cmd, u16 reason_code, | |
2622 | int local_state_change) | |
c2a04078 | 2623 | { |
a862e4a3 | 2624 | int ret; |
c2a04078 JM |
2625 | struct nl_msg *msg; |
2626 | ||
9725b784 | 2627 | if (!(msg = nl80211_drv_msg(drv, 0, cmd)) || |
a862e4a3 JM |
2628 | nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) || |
2629 | (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) || | |
2630 | (local_state_change && | |
2631 | nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) { | |
2632 | nlmsg_free(msg); | |
2633 | return -1; | |
2634 | } | |
c2a04078 JM |
2635 | |
2636 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
c2a04078 | 2637 | if (ret) { |
3b7ea880 BG |
2638 | wpa_dbg(drv->ctx, MSG_DEBUG, |
2639 | "nl80211: MLME command failed: reason=%u ret=%d (%s)", | |
2640 | reason_code, ret, strerror(-ret)); | |
c2a04078 | 2641 | } |
c2a04078 JM |
2642 | return ret; |
2643 | } | |
3f5285e8 JM |
2644 | |
2645 | ||
cfaab580 | 2646 | static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv, |
817762d9 | 2647 | int reason_code) |
cfaab580 | 2648 | { |
3f53c006 JJ |
2649 | int ret; |
2650 | ||
817762d9 | 2651 | wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code); |
add9b7a4 | 2652 | nl80211_mark_disconnected(drv); |
817762d9 | 2653 | /* Disconnect command doesn't need BSSID - it uses cached value */ |
3f53c006 JJ |
2654 | ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT, |
2655 | reason_code, 0); | |
2656 | /* | |
2657 | * For locally generated disconnect, supplicant already generates a | |
2658 | * DEAUTH event, so ignore the event from NL80211. | |
2659 | */ | |
2660 | drv->ignore_next_local_disconnect = ret == 0; | |
2661 | ||
2662 | return ret; | |
cfaab580 ZY |
2663 | } |
2664 | ||
2665 | ||
9ebce9c5 JM |
2666 | static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss, |
2667 | const u8 *addr, int reason_code) | |
3f5285e8 | 2668 | { |
a2e40bb6 | 2669 | struct wpa_driver_nl80211_data *drv = bss->drv; |
d6a36f39 | 2670 | int ret; |
9392c9be AS |
2671 | |
2672 | if (drv->nlmode == NL80211_IFTYPE_ADHOC) { | |
2673 | nl80211_mark_disconnected(drv); | |
666e508c | 2674 | return nl80211_leave_ibss(drv, 1); |
9392c9be | 2675 | } |
cfaab580 | 2676 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) |
817762d9 | 2677 | return wpa_driver_nl80211_disconnect(drv, reason_code); |
2e75a2b3 JM |
2678 | wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)", |
2679 | __func__, MAC2STR(addr), reason_code); | |
add9b7a4 | 2680 | nl80211_mark_disconnected(drv); |
d6a36f39 JM |
2681 | ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE, |
2682 | reason_code, 0); | |
2683 | /* | |
2684 | * For locally generated deauthenticate, supplicant already generates a | |
2685 | * DEAUTH event, so ignore the event from NL80211. | |
2686 | */ | |
2687 | drv->ignore_next_local_deauth = ret == 0; | |
2688 | return ret; | |
3f5285e8 JM |
2689 | } |
2690 | ||
2691 | ||
536fd62d JM |
2692 | static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv, |
2693 | struct wpa_driver_auth_params *params) | |
2694 | { | |
2695 | int i; | |
2696 | ||
2697 | drv->auth_freq = params->freq; | |
2698 | drv->auth_alg = params->auth_alg; | |
2699 | drv->auth_wep_tx_keyidx = params->wep_tx_keyidx; | |
2700 | drv->auth_local_state_change = params->local_state_change; | |
2701 | drv->auth_p2p = params->p2p; | |
2702 | ||
2703 | if (params->bssid) | |
2704 | os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN); | |
2705 | else | |
2706 | os_memset(drv->auth_bssid_, 0, ETH_ALEN); | |
2707 | ||
2708 | if (params->ssid) { | |
2709 | os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len); | |
2710 | drv->auth_ssid_len = params->ssid_len; | |
2711 | } else | |
2712 | drv->auth_ssid_len = 0; | |
2713 | ||
2714 | ||
2715 | os_free(drv->auth_ie); | |
2716 | drv->auth_ie = NULL; | |
2717 | drv->auth_ie_len = 0; | |
2718 | if (params->ie) { | |
2719 | drv->auth_ie = os_malloc(params->ie_len); | |
2720 | if (drv->auth_ie) { | |
2721 | os_memcpy(drv->auth_ie, params->ie, params->ie_len); | |
2722 | drv->auth_ie_len = params->ie_len; | |
2723 | } | |
2724 | } | |
2725 | ||
2726 | for (i = 0; i < 4; i++) { | |
2727 | if (params->wep_key[i] && params->wep_key_len[i] && | |
2728 | params->wep_key_len[i] <= 16) { | |
2729 | os_memcpy(drv->auth_wep_key[i], params->wep_key[i], | |
2730 | params->wep_key_len[i]); | |
2731 | drv->auth_wep_key_len[i] = params->wep_key_len[i]; | |
2732 | } else | |
2733 | drv->auth_wep_key_len[i] = 0; | |
2734 | } | |
2735 | } | |
2736 | ||
2737 | ||
4bd71954 JM |
2738 | static void nl80211_unmask_11b_rates(struct i802_bss *bss) |
2739 | { | |
2740 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
2741 | ||
2742 | if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates) | |
2743 | return; | |
2744 | ||
2745 | /* | |
2746 | * Looks like we failed to unmask 11b rates previously. This could | |
2747 | * happen, e.g., if the interface was down at the point in time when a | |
2748 | * P2P group was terminated. | |
2749 | */ | |
2750 | wpa_printf(MSG_DEBUG, | |
2751 | "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them", | |
2752 | bss->ifname); | |
2753 | nl80211_disable_11b_rates(drv, drv->ifindex, 0); | |
2754 | } | |
2755 | ||
2756 | ||
c2a04078 | 2757 | static int wpa_driver_nl80211_authenticate( |
9ebce9c5 | 2758 | struct i802_bss *bss, struct wpa_driver_auth_params *params) |
c2a04078 | 2759 | { |
a2e40bb6 | 2760 | struct wpa_driver_nl80211_data *drv = bss->drv; |
a0b2f99b | 2761 | int ret = -1, i; |
c2a04078 JM |
2762 | struct nl_msg *msg; |
2763 | enum nl80211_auth_type type; | |
2f4f73b1 | 2764 | enum nl80211_iftype nlmode; |
6d6f4bb8 | 2765 | int count = 0; |
536fd62d JM |
2766 | int is_retry; |
2767 | ||
4bd71954 JM |
2768 | nl80211_unmask_11b_rates(bss); |
2769 | ||
536fd62d JM |
2770 | is_retry = drv->retry_auth; |
2771 | drv->retry_auth = 0; | |
e8d70a73 | 2772 | drv->ignore_deauth_event = 0; |
c2a04078 | 2773 | |
add9b7a4 | 2774 | nl80211_mark_disconnected(drv); |
e6b8efeb | 2775 | os_memset(drv->auth_bssid, 0, ETH_ALEN); |
add9b7a4 JM |
2776 | if (params->bssid) |
2777 | os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN); | |
2778 | else | |
2779 | os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN); | |
af473088 | 2780 | /* FIX: IBSS mode */ |
2f4f73b1 EP |
2781 | nlmode = params->p2p ? |
2782 | NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION; | |
2783 | if (drv->nlmode != nlmode && | |
9ebce9c5 | 2784 | wpa_driver_nl80211_set_mode(bss, nlmode) < 0) |
4a867032 JM |
2785 | return -1; |
2786 | ||
6d6f4bb8 | 2787 | retry: |
c2a04078 JM |
2788 | wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)", |
2789 | drv->ifindex); | |
a0b2f99b | 2790 | |
9725b784 JM |
2791 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE); |
2792 | if (!msg) | |
2793 | goto fail; | |
0194fedb | 2794 | |
a0b2f99b JM |
2795 | for (i = 0; i < 4; i++) { |
2796 | if (!params->wep_key[i]) | |
2797 | continue; | |
9ebce9c5 | 2798 | wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP, |
2ea2fcc7 | 2799 | NULL, i, |
a0b2f99b JM |
2800 | i == params->wep_tx_keyidx, NULL, 0, |
2801 | params->wep_key[i], | |
2802 | params->wep_key_len[i]); | |
0194fedb JB |
2803 | if (params->wep_tx_keyidx != i) |
2804 | continue; | |
2805 | if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0, | |
9725b784 JM |
2806 | params->wep_key[i], params->wep_key_len[i])) |
2807 | goto fail; | |
a0b2f99b JM |
2808 | } |
2809 | ||
c2a04078 JM |
2810 | if (params->bssid) { |
2811 | wpa_printf(MSG_DEBUG, " * bssid=" MACSTR, | |
2812 | MAC2STR(params->bssid)); | |
a862e4a3 JM |
2813 | if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) |
2814 | goto fail; | |
c2a04078 JM |
2815 | } |
2816 | if (params->freq) { | |
2817 | wpa_printf(MSG_DEBUG, " * freq=%d", params->freq); | |
a862e4a3 JM |
2818 | if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq)) |
2819 | goto fail; | |
c2a04078 JM |
2820 | } |
2821 | if (params->ssid) { | |
2822 | wpa_hexdump_ascii(MSG_DEBUG, " * SSID", | |
2823 | params->ssid, params->ssid_len); | |
a862e4a3 JM |
2824 | if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, |
2825 | params->ssid)) | |
2826 | goto fail; | |
c2a04078 JM |
2827 | } |
2828 | wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len); | |
a862e4a3 JM |
2829 | if (params->ie && |
2830 | nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie)) | |
2831 | goto fail; | |
569fed90 JM |
2832 | if (params->sae_data) { |
2833 | wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data, | |
2834 | params->sae_data_len); | |
a862e4a3 JM |
2835 | if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len, |
2836 | params->sae_data)) | |
2837 | goto fail; | |
569fed90 | 2838 | } |
abd9fafa | 2839 | if (params->auth_alg & WPA_AUTH_ALG_OPEN) |
c2a04078 | 2840 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
abd9fafa | 2841 | else if (params->auth_alg & WPA_AUTH_ALG_SHARED) |
c2a04078 | 2842 | type = NL80211_AUTHTYPE_SHARED_KEY; |
abd9fafa | 2843 | else if (params->auth_alg & WPA_AUTH_ALG_LEAP) |
c2a04078 | 2844 | type = NL80211_AUTHTYPE_NETWORK_EAP; |
abd9fafa | 2845 | else if (params->auth_alg & WPA_AUTH_ALG_FT) |
c2a04078 | 2846 | type = NL80211_AUTHTYPE_FT; |
569fed90 JM |
2847 | else if (params->auth_alg & WPA_AUTH_ALG_SAE) |
2848 | type = NL80211_AUTHTYPE_SAE; | |
c2a04078 | 2849 | else |
a862e4a3 | 2850 | goto fail; |
c2a04078 | 2851 | wpa_printf(MSG_DEBUG, " * Auth Type %d", type); |
a862e4a3 JM |
2852 | if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type)) |
2853 | goto fail; | |
77339912 JM |
2854 | if (params->local_state_change) { |
2855 | wpa_printf(MSG_DEBUG, " * Local state change only"); | |
a862e4a3 JM |
2856 | if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE)) |
2857 | goto fail; | |
77339912 | 2858 | } |
c2a04078 JM |
2859 | |
2860 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
2861 | msg = NULL; | |
2862 | if (ret) { | |
3b7ea880 BG |
2863 | wpa_dbg(drv->ctx, MSG_DEBUG, |
2864 | "nl80211: MLME command failed (auth): ret=%d (%s)", | |
2865 | ret, strerror(-ret)); | |
6d6f4bb8 | 2866 | count++; |
77339912 JM |
2867 | if (ret == -EALREADY && count == 1 && params->bssid && |
2868 | !params->local_state_change) { | |
6d6f4bb8 JM |
2869 | /* |
2870 | * mac80211 does not currently accept new | |
2871 | * authentication if we are already authenticated. As a | |
2872 | * workaround, force deauthentication and try again. | |
2873 | */ | |
2874 | wpa_printf(MSG_DEBUG, "nl80211: Retry authentication " | |
2875 | "after forced deauthentication"); | |
e8d70a73 | 2876 | drv->ignore_deauth_event = 1; |
6d6f4bb8 | 2877 | wpa_driver_nl80211_deauthenticate( |
5205c4f9 | 2878 | bss, params->bssid, |
6d6f4bb8 JM |
2879 | WLAN_REASON_PREV_AUTH_NOT_VALID); |
2880 | nlmsg_free(msg); | |
2881 | goto retry; | |
2882 | } | |
536fd62d JM |
2883 | |
2884 | if (ret == -ENOENT && params->freq && !is_retry) { | |
2885 | /* | |
2886 | * cfg80211 has likely expired the BSS entry even | |
2887 | * though it was previously available in our internal | |
2888 | * BSS table. To recover quickly, start a single | |
2889 | * channel scan on the specified channel. | |
2890 | */ | |
2891 | struct wpa_driver_scan_params scan; | |
2892 | int freqs[2]; | |
2893 | ||
2894 | os_memset(&scan, 0, sizeof(scan)); | |
2895 | scan.num_ssids = 1; | |
2896 | if (params->ssid) { | |
2897 | scan.ssids[0].ssid = params->ssid; | |
2898 | scan.ssids[0].ssid_len = params->ssid_len; | |
2899 | } | |
2900 | freqs[0] = params->freq; | |
2901 | freqs[1] = 0; | |
2902 | scan.freqs = freqs; | |
2903 | wpa_printf(MSG_DEBUG, "nl80211: Trigger single " | |
2904 | "channel scan to refresh cfg80211 BSS " | |
2905 | "entry"); | |
2906 | ret = wpa_driver_nl80211_scan(bss, &scan); | |
2907 | if (ret == 0) { | |
2908 | nl80211_copy_auth_params(drv, params); | |
2909 | drv->scan_for_auth = 1; | |
2910 | } | |
8c3ba078 JM |
2911 | } else if (is_retry) { |
2912 | /* | |
2913 | * Need to indicate this with an event since the return | |
2914 | * value from the retry is not delivered to core code. | |
2915 | */ | |
2916 | union wpa_event_data event; | |
2917 | wpa_printf(MSG_DEBUG, "nl80211: Authentication retry " | |
2918 | "failed"); | |
2919 | os_memset(&event, 0, sizeof(event)); | |
2920 | os_memcpy(event.timeout_event.addr, drv->auth_bssid_, | |
2921 | ETH_ALEN); | |
2922 | wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT, | |
2923 | &event); | |
536fd62d | 2924 | } |
a862e4a3 JM |
2925 | } else { |
2926 | wpa_printf(MSG_DEBUG, | |
2927 | "nl80211: Authentication request send successfully"); | |
c2a04078 | 2928 | } |
c2a04078 | 2929 | |
a862e4a3 | 2930 | fail: |
c2a04078 JM |
2931 | nlmsg_free(msg); |
2932 | return ret; | |
2933 | } | |
2934 | ||
2935 | ||
f3407c66 | 2936 | int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv) |
536fd62d JM |
2937 | { |
2938 | struct wpa_driver_auth_params params; | |
834ee56f | 2939 | struct i802_bss *bss = drv->first_bss; |
536fd62d JM |
2940 | int i; |
2941 | ||
2942 | wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again"); | |
2943 | ||
2944 | os_memset(¶ms, 0, sizeof(params)); | |
2945 | params.freq = drv->auth_freq; | |
2946 | params.auth_alg = drv->auth_alg; | |
2947 | params.wep_tx_keyidx = drv->auth_wep_tx_keyidx; | |
2948 | params.local_state_change = drv->auth_local_state_change; | |
2949 | params.p2p = drv->auth_p2p; | |
2950 | ||
2951 | if (!is_zero_ether_addr(drv->auth_bssid_)) | |
2952 | params.bssid = drv->auth_bssid_; | |
2953 | ||
2954 | if (drv->auth_ssid_len) { | |
2955 | params.ssid = drv->auth_ssid; | |
2956 | params.ssid_len = drv->auth_ssid_len; | |
2957 | } | |
2958 | ||
2959 | params.ie = drv->auth_ie; | |
2960 | params.ie_len = drv->auth_ie_len; | |
2961 | ||
2962 | for (i = 0; i < 4; i++) { | |
2963 | if (drv->auth_wep_key_len[i]) { | |
2964 | params.wep_key[i] = drv->auth_wep_key[i]; | |
2965 | params.wep_key_len[i] = drv->auth_wep_key_len[i]; | |
2966 | } | |
2967 | } | |
2968 | ||
2969 | drv->retry_auth = 1; | |
2970 | return wpa_driver_nl80211_authenticate(bss, ¶ms); | |
2971 | } | |
2972 | ||
2973 | ||
a11241fa JB |
2974 | static int wpa_driver_nl80211_send_frame(struct i802_bss *bss, |
2975 | const void *data, size_t len, | |
55231068 JM |
2976 | int encrypt, int noack, |
2977 | unsigned int freq, int no_cck, | |
2978 | int offchanok, unsigned int wait_time) | |
a11241fa JB |
2979 | { |
2980 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
2981 | u64 cookie; | |
41cc50d1 | 2982 | int res; |
a11241fa | 2983 | |
c7caac56 JM |
2984 | if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) { |
2985 | freq = nl80211_get_assoc_freq(drv); | |
2986 | wpa_printf(MSG_DEBUG, | |
2987 | "nl80211: send_frame - Use assoc_freq=%u for IBSS", | |
2988 | freq); | |
2989 | } | |
af964484 JM |
2990 | if (freq == 0) { |
2991 | wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u", | |
2992 | bss->freq); | |
55231068 | 2993 | freq = bss->freq; |
af964484 | 2994 | } |
55231068 | 2995 | |
739faee2 | 2996 | if (drv->use_monitor) { |
981cf85a | 2997 | wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor", |
739faee2 | 2998 | freq, bss->freq); |
981cf85a | 2999 | return nl80211_send_monitor(drv, data, len, encrypt, noack); |
739faee2 | 3000 | } |
a11241fa | 3001 | |
739faee2 | 3002 | wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd"); |
41cc50d1 JM |
3003 | res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len, |
3004 | &cookie, no_cck, noack, offchanok); | |
3005 | if (res == 0 && !noack) { | |
3006 | const struct ieee80211_mgmt *mgmt; | |
3007 | u16 fc; | |
3008 | ||
3009 | mgmt = (const struct ieee80211_mgmt *) data; | |
3010 | fc = le_to_host16(mgmt->frame_control); | |
3011 | if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && | |
3012 | WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) { | |
3013 | wpa_printf(MSG_MSGDUMP, | |
3014 | "nl80211: Update send_action_cookie from 0x%llx to 0x%llx", | |
3015 | (long long unsigned int) | |
3016 | drv->send_action_cookie, | |
3017 | (long long unsigned int) cookie); | |
3018 | drv->send_action_cookie = cookie; | |
3019 | } | |
3020 | } | |
3021 | ||
3022 | return res; | |
a11241fa JB |
3023 | } |
3024 | ||
3025 | ||
9ebce9c5 JM |
3026 | static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data, |
3027 | size_t data_len, int noack, | |
3028 | unsigned int freq, int no_cck, | |
3029 | int offchanok, | |
3030 | unsigned int wait_time) | |
2c2010ac | 3031 | { |
a2e40bb6 | 3032 | struct wpa_driver_nl80211_data *drv = bss->drv; |
2c2010ac | 3033 | struct ieee80211_mgmt *mgmt; |
7a47d567 | 3034 | int encrypt = 1; |
2c2010ac JM |
3035 | u16 fc; |
3036 | ||
3037 | mgmt = (struct ieee80211_mgmt *) data; | |
3038 | fc = le_to_host16(mgmt->frame_control); | |
f95a4524 PF |
3039 | wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR |
3040 | " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d", | |
3041 | MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time, | |
3042 | fc, fc2str(fc), drv->nlmode); | |
2c2010ac | 3043 | |
8e12685c AS |
3044 | if ((is_sta_interface(drv->nlmode) || |
3045 | drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) && | |
5582a5d1 JB |
3046 | WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && |
3047 | WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) { | |
3048 | /* | |
3049 | * The use of last_mgmt_freq is a bit of a hack, | |
3050 | * but it works due to the single-threaded nature | |
3051 | * of wpa_supplicant. | |
3052 | */ | |
af964484 JM |
3053 | if (freq == 0) { |
3054 | wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d", | |
3055 | drv->last_mgmt_freq); | |
55231068 | 3056 | freq = drv->last_mgmt_freq; |
af964484 | 3057 | } |
55231068 | 3058 | return nl80211_send_frame_cmd(bss, freq, 0, |
88df0ef7 JB |
3059 | data, data_len, NULL, 1, noack, |
3060 | 1); | |
5582a5d1 JB |
3061 | } |
3062 | ||
61cbe2ff | 3063 | if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) { |
af964484 JM |
3064 | if (freq == 0) { |
3065 | wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d", | |
3066 | bss->freq); | |
55231068 | 3067 | freq = bss->freq; |
af964484 | 3068 | } |
b5671498 JM |
3069 | return nl80211_send_frame_cmd(bss, freq, |
3070 | (int) freq == bss->freq ? 0 : | |
3071 | wait_time, | |
d8d6b32e DG |
3072 | data, data_len, |
3073 | &drv->send_action_cookie, | |
55231068 | 3074 | no_cck, noack, offchanok); |
86957e62 JM |
3075 | } |
3076 | ||
2c2010ac JM |
3077 | if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && |
3078 | WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) { | |
3079 | /* | |
3080 | * Only one of the authentication frame types is encrypted. | |
3081 | * In order for static WEP encryption to work properly (i.e., | |
3082 | * to not encrypt the frame), we need to tell mac80211 about | |
3083 | * the frames that must not be encrypted. | |
3084 | */ | |
3085 | u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg); | |
3086 | u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction); | |
7a47d567 JB |
3087 | if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3) |
3088 | encrypt = 0; | |
2c2010ac JM |
3089 | } |
3090 | ||
739faee2 | 3091 | wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame"); |
a11241fa | 3092 | return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, |
55231068 JM |
3093 | noack, freq, no_cck, offchanok, |
3094 | wait_time); | |
3095 | } | |
3096 | ||
3097 | ||
cae87abd JM |
3098 | static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates) |
3099 | { | |
3100 | u8 rates[NL80211_MAX_SUPP_RATES]; | |
3101 | u8 rates_len = 0; | |
3102 | int i; | |
3103 | ||
3104 | if (!basic_rates) | |
3105 | return 0; | |
3106 | ||
3107 | for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++) | |
3108 | rates[rates_len++] = basic_rates[i] / 5; | |
3109 | ||
3110 | return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates); | |
3111 | } | |
3112 | ||
3113 | ||
31357268 | 3114 | static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble, |
e5693c47 | 3115 | int slot, int ht_opmode, int ap_isolate, |
cae87abd | 3116 | const int *basic_rates) |
31357268 JM |
3117 | { |
3118 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
3119 | struct nl_msg *msg; | |
3120 | ||
13f83980 | 3121 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) || |
a862e4a3 JM |
3122 | (cts >= 0 && |
3123 | nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) || | |
3124 | (preamble >= 0 && | |
3125 | nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) || | |
3126 | (slot >= 0 && | |
3127 | nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) || | |
3128 | (ht_opmode >= 0 && | |
3129 | nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) || | |
3130 | (ap_isolate >= 0 && | |
cae87abd JM |
3131 | nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) || |
3132 | nl80211_put_basic_rates(msg, basic_rates)) { | |
3133 | nlmsg_free(msg); | |
3134 | return -ENOBUFS; | |
e5693c47 JM |
3135 | } |
3136 | ||
31357268 | 3137 | return send_and_recv_msgs(drv, msg, NULL, NULL); |
31357268 JM |
3138 | } |
3139 | ||
3140 | ||
3c4ca363 VN |
3141 | static int wpa_driver_nl80211_set_acl(void *priv, |
3142 | struct hostapd_acl_params *params) | |
3143 | { | |
3144 | struct i802_bss *bss = priv; | |
3145 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
3146 | struct nl_msg *msg; | |
3147 | struct nlattr *acl; | |
3148 | unsigned int i; | |
a862e4a3 | 3149 | int ret; |
3c4ca363 VN |
3150 | |
3151 | if (!(drv->capa.max_acl_mac_addrs)) | |
3152 | return -ENOTSUP; | |
3153 | ||
3154 | if (params->num_mac_acl > drv->capa.max_acl_mac_addrs) | |
3155 | return -ENOTSUP; | |
3156 | ||
3c4ca363 VN |
3157 | wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)", |
3158 | params->acl_policy ? "Accept" : "Deny", params->num_mac_acl); | |
3159 | ||
9725b784 | 3160 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) || |
a862e4a3 JM |
3161 | nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ? |
3162 | NL80211_ACL_POLICY_DENY_UNLESS_LISTED : | |
3163 | NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) || | |
3164 | (acl = nla_nest_start(msg, NL80211_ATTR_MAC_ADDRS)) == NULL) { | |
3165 | nlmsg_free(msg); | |
3166 | return -ENOMEM; | |
3167 | } | |
3c4ca363 | 3168 | |
a862e4a3 JM |
3169 | for (i = 0; i < params->num_mac_acl; i++) { |
3170 | if (nla_put(msg, i + 1, ETH_ALEN, params->mac_acl[i].addr)) { | |
3171 | nlmsg_free(msg); | |
3172 | return -ENOMEM; | |
3173 | } | |
3174 | } | |
3c4ca363 VN |
3175 | |
3176 | nla_nest_end(msg, acl); | |
3177 | ||
3178 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
3c4ca363 VN |
3179 | if (ret) { |
3180 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)", | |
3181 | ret, strerror(-ret)); | |
3182 | } | |
3183 | ||
3c4ca363 VN |
3184 | return ret; |
3185 | } | |
3186 | ||
3187 | ||
85e1fad8 JM |
3188 | static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int) |
3189 | { | |
3190 | if (beacon_int > 0) { | |
3191 | wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int); | |
3192 | return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL, | |
3193 | beacon_int); | |
3194 | } | |
3195 | ||
3196 | return 0; | |
3197 | } | |
3198 | ||
3199 | ||
19c3b566 JM |
3200 | static int wpa_driver_nl80211_set_ap(void *priv, |
3201 | struct wpa_driver_ap_params *params) | |
d2440ba0 | 3202 | { |
a2e40bb6 FF |
3203 | struct i802_bss *bss = priv; |
3204 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
d2440ba0 JM |
3205 | struct nl_msg *msg; |
3206 | u8 cmd = NL80211_CMD_NEW_BEACON; | |
3207 | int ret; | |
b4fd6fab | 3208 | int beacon_set; |
b11d1d64 | 3209 | int num_suites; |
da1080d7 | 3210 | int smps_mode; |
de4ed4a8 | 3211 | u32 suites[10], suite; |
b11d1d64 | 3212 | u32 ver; |
b4fd6fab | 3213 | |
b4fd6fab | 3214 | beacon_set = bss->beacon_set; |
d2440ba0 | 3215 | |
d2440ba0 | 3216 | wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)", |
b4fd6fab JM |
3217 | beacon_set); |
3218 | if (beacon_set) | |
d2440ba0 JM |
3219 | cmd = NL80211_CMD_SET_BEACON; |
3220 | ||
b92e08fc JM |
3221 | wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head", |
3222 | params->head, params->head_len); | |
b92e08fc JM |
3223 | wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail", |
3224 | params->tail, params->tail_len); | |
13f83980 | 3225 | wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex); |
b92e08fc | 3226 | wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int); |
b92e08fc | 3227 | wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period); |
b92e08fc JM |
3228 | wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid", |
3229 | params->ssid, params->ssid_len); | |
13f83980 | 3230 | if (!(msg = nl80211_bss_msg(bss, 0, cmd)) || |
a862e4a3 JM |
3231 | nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len, |
3232 | params->head) || | |
3233 | nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len, | |
3234 | params->tail) || | |
85e1fad8 | 3235 | nl80211_put_beacon_int(msg, params->beacon_int) || |
a862e4a3 JM |
3236 | nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, params->dtim_period) || |
3237 | nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) | |
3238 | goto fail; | |
b92e08fc JM |
3239 | if (params->proberesp && params->proberesp_len) { |
3240 | wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)", | |
3241 | params->proberesp, params->proberesp_len); | |
a862e4a3 JM |
3242 | if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len, |
3243 | params->proberesp)) | |
3244 | goto fail; | |
b92e08fc | 3245 | } |
97a7a0b5 JM |
3246 | switch (params->hide_ssid) { |
3247 | case NO_SSID_HIDING: | |
b92e08fc | 3248 | wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use"); |
a862e4a3 JM |
3249 | if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID, |
3250 | NL80211_HIDDEN_SSID_NOT_IN_USE)) | |
3251 | goto fail; | |
97a7a0b5 JM |
3252 | break; |
3253 | case HIDDEN_SSID_ZERO_LEN: | |
b92e08fc | 3254 | wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len"); |
a862e4a3 JM |
3255 | if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID, |
3256 | NL80211_HIDDEN_SSID_ZERO_LEN)) | |
3257 | goto fail; | |
97a7a0b5 JM |
3258 | break; |
3259 | case HIDDEN_SSID_ZERO_CONTENTS: | |
b92e08fc | 3260 | wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents"); |
a862e4a3 JM |
3261 | if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID, |
3262 | NL80211_HIDDEN_SSID_ZERO_CONTENTS)) | |
3263 | goto fail; | |
97a7a0b5 JM |
3264 | break; |
3265 | } | |
b92e08fc | 3266 | wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy); |
a862e4a3 JM |
3267 | if (params->privacy && |
3268 | nla_put_flag(msg, NL80211_ATTR_PRIVACY)) | |
3269 | goto fail; | |
b92e08fc | 3270 | wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs); |
b11d1d64 JM |
3271 | if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) == |
3272 | (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) { | |
3273 | /* Leave out the attribute */ | |
a862e4a3 JM |
3274 | } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) { |
3275 | if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, | |
3276 | NL80211_AUTHTYPE_SHARED_KEY)) | |
3277 | goto fail; | |
3278 | } else { | |
3279 | if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, | |
3280 | NL80211_AUTHTYPE_OPEN_SYSTEM)) | |
3281 | goto fail; | |
3282 | } | |
b11d1d64 | 3283 | |
b92e08fc | 3284 | wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version); |
b11d1d64 JM |
3285 | ver = 0; |
3286 | if (params->wpa_version & WPA_PROTO_WPA) | |
3287 | ver |= NL80211_WPA_VERSION_1; | |
3288 | if (params->wpa_version & WPA_PROTO_RSN) | |
3289 | ver |= NL80211_WPA_VERSION_2; | |
a862e4a3 JM |
3290 | if (ver && |
3291 | nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver)) | |
3292 | goto fail; | |
b11d1d64 | 3293 | |
b92e08fc JM |
3294 | wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x", |
3295 | params->key_mgmt_suites); | |
b11d1d64 JM |
3296 | num_suites = 0; |
3297 | if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X) | |
3298 | suites[num_suites++] = WLAN_AKM_SUITE_8021X; | |
3299 | if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK) | |
3300 | suites[num_suites++] = WLAN_AKM_SUITE_PSK; | |
a862e4a3 JM |
3301 | if (num_suites && |
3302 | nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32), | |
3303 | suites)) | |
3304 | goto fail; | |
b11d1d64 | 3305 | |
533fe09b | 3306 | if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA && |
a862e4a3 JM |
3307 | params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40) && |
3308 | nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)) | |
3309 | goto fail; | |
9f12614b | 3310 | |
b92e08fc JM |
3311 | wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x", |
3312 | params->pairwise_ciphers); | |
de4ed4a8 JM |
3313 | num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers, |
3314 | suites, ARRAY_SIZE(suites)); | |
a862e4a3 JM |
3315 | if (num_suites && |
3316 | nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE, | |
3317 | num_suites * sizeof(u32), suites)) | |
3318 | goto fail; | |
b11d1d64 | 3319 | |
b92e08fc JM |
3320 | wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x", |
3321 | params->group_cipher); | |
de4ed4a8 | 3322 | suite = wpa_cipher_to_cipher_suite(params->group_cipher); |
a862e4a3 JM |
3323 | if (suite && |
3324 | nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite)) | |
3325 | goto fail; | |
d2440ba0 | 3326 | |
da1080d7 EP |
3327 | switch (params->smps_mode) { |
3328 | case HT_CAP_INFO_SMPS_DYNAMIC: | |
3329 | wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic"); | |
3330 | smps_mode = NL80211_SMPS_DYNAMIC; | |
3331 | break; | |
3332 | case HT_CAP_INFO_SMPS_STATIC: | |
3333 | wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static"); | |
3334 | smps_mode = NL80211_SMPS_STATIC; | |
3335 | break; | |
3336 | default: | |
3337 | /* invalid - fallback to smps off */ | |
3338 | case HT_CAP_INFO_SMPS_DISABLED: | |
3339 | wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off"); | |
3340 | smps_mode = NL80211_SMPS_OFF; | |
3341 | break; | |
3342 | } | |
a862e4a3 JM |
3343 | if (nla_put_u32(msg, NL80211_ATTR_SMPS_MODE, smps_mode)) |
3344 | goto fail; | |
da1080d7 | 3345 | |
fb91db56 | 3346 | if (params->beacon_ies) { |
b92e08fc JM |
3347 | wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies", |
3348 | params->beacon_ies); | |
a862e4a3 JM |
3349 | if (nla_put(msg, NL80211_ATTR_IE, |
3350 | wpabuf_len(params->beacon_ies), | |
3351 | wpabuf_head(params->beacon_ies))) | |
3352 | goto fail; | |
fb91db56 JM |
3353 | } |
3354 | if (params->proberesp_ies) { | |
b92e08fc JM |
3355 | wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies", |
3356 | params->proberesp_ies); | |
a862e4a3 JM |
3357 | if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP, |
3358 | wpabuf_len(params->proberesp_ies), | |
3359 | wpabuf_head(params->proberesp_ies))) | |
3360 | goto fail; | |
fb91db56 JM |
3361 | } |
3362 | if (params->assocresp_ies) { | |
b92e08fc JM |
3363 | wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies", |
3364 | params->assocresp_ies); | |
a862e4a3 JM |
3365 | if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP, |
3366 | wpabuf_len(params->assocresp_ies), | |
3367 | wpabuf_head(params->assocresp_ies))) | |
3368 | goto fail; | |
fb91db56 JM |
3369 | } |
3370 | ||
a0133ee1 | 3371 | if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) { |
b92e08fc JM |
3372 | wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d", |
3373 | params->ap_max_inactivity); | |
a862e4a3 JM |
3374 | if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT, |
3375 | params->ap_max_inactivity)) | |
3376 | goto fail; | |
a0133ee1 VT |
3377 | } |
3378 | ||
d2440ba0 JM |
3379 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
3380 | if (ret) { | |
3381 | wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)", | |
3382 | ret, strerror(-ret)); | |
b4fd6fab | 3383 | } else { |
b4fd6fab | 3384 | bss->beacon_set = 1; |
31357268 | 3385 | nl80211_set_bss(bss, params->cts_protect, params->preamble, |
d03e8d11 | 3386 | params->short_slot_time, params->ht_opmode, |
e5693c47 | 3387 | params->isolate, params->basic_rates); |
e87ef751 PX |
3388 | if (beacon_set && params->freq && |
3389 | params->freq->bandwidth != bss->bandwidth) { | |
3390 | wpa_printf(MSG_DEBUG, | |
3391 | "nl80211: Update BSS %s bandwidth: %d -> %d", | |
3392 | bss->ifname, bss->bandwidth, | |
3393 | params->freq->bandwidth); | |
3394 | ret = nl80211_set_channel(bss, params->freq, 1); | |
3395 | if (ret) { | |
3396 | wpa_printf(MSG_DEBUG, | |
3397 | "nl80211: Frequency set failed: %d (%s)", | |
3398 | ret, strerror(-ret)); | |
3399 | } else { | |
3400 | wpa_printf(MSG_DEBUG, | |
3401 | "nl80211: Frequency set succeeded for ht2040 coex"); | |
3402 | bss->bandwidth = params->freq->bandwidth; | |
3403 | } | |
3404 | } else if (!beacon_set) { | |
3405 | /* | |
3406 | * cfg80211 updates the driver on frequence change in AP | |
3407 | * mode only at the point when beaconing is started, so | |
3408 | * set the initial value here. | |
3409 | */ | |
3410 | bss->bandwidth = params->freq->bandwidth; | |
3411 | } | |
b4fd6fab | 3412 | } |
d2440ba0 | 3413 | return ret; |
a862e4a3 | 3414 | fail: |
5883168a | 3415 | nlmsg_free(msg); |
d2440ba0 JM |
3416 | return -ENOBUFS; |
3417 | } | |
3418 | ||
3419 | ||
1c4ffa87 | 3420 | static int nl80211_put_freq_params(struct nl_msg *msg, |
72b2605f | 3421 | const struct hostapd_freq_params *freq) |
1581b38b | 3422 | { |
1fc4ab23 | 3423 | wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq); |
a862e4a3 JM |
3424 | if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq)) |
3425 | return -ENOBUFS; | |
3426 | ||
1fc4ab23 JM |
3427 | wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled); |
3428 | wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled); | |
3429 | ||
89b800d7 | 3430 | if (freq->vht_enabled) { |
a862e4a3 JM |
3431 | enum nl80211_chan_width cw; |
3432 | ||
1fc4ab23 | 3433 | wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth); |
89b800d7 JB |
3434 | switch (freq->bandwidth) { |
3435 | case 20: | |
a862e4a3 | 3436 | cw = NL80211_CHAN_WIDTH_20; |
89b800d7 JB |
3437 | break; |
3438 | case 40: | |
a862e4a3 | 3439 | cw = NL80211_CHAN_WIDTH_40; |
89b800d7 JB |
3440 | break; |
3441 | case 80: | |
3442 | if (freq->center_freq2) | |
a862e4a3 | 3443 | cw = NL80211_CHAN_WIDTH_80P80; |
89b800d7 | 3444 | else |
a862e4a3 | 3445 | cw = NL80211_CHAN_WIDTH_80; |
89b800d7 JB |
3446 | break; |
3447 | case 160: | |
a862e4a3 | 3448 | cw = NL80211_CHAN_WIDTH_160; |
89b800d7 JB |
3449 | break; |
3450 | default: | |
1c4ffa87 | 3451 | return -EINVAL; |
89b800d7 | 3452 | } |
a862e4a3 | 3453 | |
1fc4ab23 JM |
3454 | wpa_printf(MSG_DEBUG, " * channel_width=%d", cw); |
3455 | wpa_printf(MSG_DEBUG, " * center_freq1=%d", | |
3456 | freq->center_freq1); | |
3457 | wpa_printf(MSG_DEBUG, " * center_freq2=%d", | |
3458 | freq->center_freq2); | |
a862e4a3 JM |
3459 | if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) || |
3460 | nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1, | |
3461 | freq->center_freq1) || | |
3462 | (freq->center_freq2 && | |
3463 | nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2, | |
3464 | freq->center_freq2))) | |
3465 | return -ENOBUFS; | |
89b800d7 | 3466 | } else if (freq->ht_enabled) { |
a862e4a3 JM |
3467 | enum nl80211_channel_type ct; |
3468 | ||
1fc4ab23 JM |
3469 | wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d", |
3470 | freq->sec_channel_offset); | |
89b800d7 | 3471 | switch (freq->sec_channel_offset) { |
f019981a | 3472 | case -1: |
a862e4a3 | 3473 | ct = NL80211_CHAN_HT40MINUS; |
f019981a JM |
3474 | break; |
3475 | case 1: | |
a862e4a3 | 3476 | ct = NL80211_CHAN_HT40PLUS; |
f019981a JM |
3477 | break; |
3478 | default: | |
a862e4a3 | 3479 | ct = NL80211_CHAN_HT20; |
f019981a JM |
3480 | break; |
3481 | } | |
a862e4a3 | 3482 | |
1fc4ab23 | 3483 | wpa_printf(MSG_DEBUG, " * channel_type=%d", ct); |
a862e4a3 JM |
3484 | if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct)) |
3485 | return -ENOBUFS; | |
f019981a | 3486 | } |
1c4ffa87 | 3487 | return 0; |
1c4ffa87 AO |
3488 | } |
3489 | ||
3490 | ||
e87ef751 PX |
3491 | static int nl80211_set_channel(struct i802_bss *bss, |
3492 | struct hostapd_freq_params *freq, int set_chan) | |
1c4ffa87 AO |
3493 | { |
3494 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
3495 | struct nl_msg *msg; | |
3496 | int ret; | |
3497 | ||
3498 | wpa_printf(MSG_DEBUG, | |
3499 | "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)", | |
3500 | freq->freq, freq->ht_enabled, freq->vht_enabled, | |
3501 | freq->bandwidth, freq->center_freq1, freq->center_freq2); | |
1c4ffa87 | 3502 | |
9725b784 JM |
3503 | msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL : |
3504 | NL80211_CMD_SET_WIPHY); | |
3505 | if (!msg || nl80211_put_freq_params(msg, freq) < 0) { | |
a862e4a3 JM |
3506 | nlmsg_free(msg); |
3507 | return -1; | |
3508 | } | |
1581b38b | 3509 | |
d2440ba0 | 3510 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
e4fb2167 | 3511 | if (ret == 0) { |
89b800d7 | 3512 | bss->freq = freq->freq; |
1581b38b | 3513 | return 0; |
e4fb2167 | 3514 | } |
f019981a | 3515 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): " |
89b800d7 | 3516 | "%d (%s)", freq->freq, ret, strerror(-ret)); |
1581b38b JM |
3517 | return -1; |
3518 | } | |
3519 | ||
0f4e8b4f | 3520 | |
95ab6063 AN |
3521 | static u32 sta_flags_nl80211(int flags) |
3522 | { | |
3523 | u32 f = 0; | |
3524 | ||
3525 | if (flags & WPA_STA_AUTHORIZED) | |
3526 | f |= BIT(NL80211_STA_FLAG_AUTHORIZED); | |
3527 | if (flags & WPA_STA_WMM) | |
3528 | f |= BIT(NL80211_STA_FLAG_WME); | |
3529 | if (flags & WPA_STA_SHORT_PREAMBLE) | |
3530 | f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE); | |
3531 | if (flags & WPA_STA_MFP) | |
3532 | f |= BIT(NL80211_STA_FLAG_MFP); | |
45b722f1 AN |
3533 | if (flags & WPA_STA_TDLS_PEER) |
3534 | f |= BIT(NL80211_STA_FLAG_TDLS_PEER); | |
7a228b5c BC |
3535 | if (flags & WPA_STA_AUTHENTICATED) |
3536 | f |= BIT(NL80211_STA_FLAG_AUTHENTICATED); | |
95ab6063 AN |
3537 | |
3538 | return f; | |
3539 | } | |
3540 | ||
3541 | ||
7c7e7877 BC |
3542 | #ifdef CONFIG_MESH |
3543 | static u32 sta_plink_state_nl80211(enum mesh_plink_state state) | |
3544 | { | |
3545 | switch (state) { | |
3546 | case PLINK_LISTEN: | |
3547 | return NL80211_PLINK_LISTEN; | |
3548 | case PLINK_OPEN_SENT: | |
3549 | return NL80211_PLINK_OPN_SNT; | |
3550 | case PLINK_OPEN_RCVD: | |
3551 | return NL80211_PLINK_OPN_RCVD; | |
3552 | case PLINK_CNF_RCVD: | |
3553 | return NL80211_PLINK_CNF_RCVD; | |
3554 | case PLINK_ESTAB: | |
3555 | return NL80211_PLINK_ESTAB; | |
3556 | case PLINK_HOLDING: | |
3557 | return NL80211_PLINK_HOLDING; | |
3558 | case PLINK_BLOCKED: | |
3559 | return NL80211_PLINK_BLOCKED; | |
3560 | default: | |
3561 | wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d", | |
3562 | state); | |
3563 | } | |
3564 | return -1; | |
3565 | } | |
3566 | #endif /* CONFIG_MESH */ | |
3567 | ||
3568 | ||
62847751 | 3569 | static int wpa_driver_nl80211_sta_add(void *priv, |
0f4e8b4f JM |
3570 | struct hostapd_sta_add_params *params) |
3571 | { | |
a2e40bb6 FF |
3572 | struct i802_bss *bss = priv; |
3573 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
8970bae8 | 3574 | struct nl_msg *msg; |
95ab6063 | 3575 | struct nl80211_sta_flag_update upd; |
0f4e8b4f JM |
3576 | int ret = -ENOBUFS; |
3577 | ||
45b722f1 AN |
3578 | if ((params->flags & WPA_STA_TDLS_PEER) && |
3579 | !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) | |
3580 | return -EOPNOTSUPP; | |
3581 | ||
e4dea253 JM |
3582 | wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR, |
3583 | params->set ? "Set" : "Add", MAC2STR(params->addr)); | |
13f83980 JM |
3584 | msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION : |
3585 | NL80211_CMD_NEW_STATION); | |
3586 | if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr)) | |
a862e4a3 | 3587 | goto fail; |
5551bc9c BC |
3588 | |
3589 | if (!params->set || (params->flags & WPA_STA_TDLS_PEER)) { | |
5551bc9c BC |
3590 | wpa_hexdump(MSG_DEBUG, " * supported rates", |
3591 | params->supp_rates, params->supp_rates_len); | |
a862e4a3 JM |
3592 | wpa_printf(MSG_DEBUG, " * capability=0x%x", |
3593 | params->capability); | |
3594 | if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES, | |
3595 | params->supp_rates_len, params->supp_rates) || | |
3596 | nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY, | |
3597 | params->capability)) | |
3598 | goto fail; | |
e503861f JM |
3599 | |
3600 | if (params->ht_capabilities) { | |
3601 | wpa_hexdump(MSG_DEBUG, " * ht_capabilities", | |
3602 | (u8 *) params->ht_capabilities, | |
3603 | sizeof(*params->ht_capabilities)); | |
a862e4a3 JM |
3604 | if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, |
3605 | sizeof(*params->ht_capabilities), | |
3606 | params->ht_capabilities)) | |
3607 | goto fail; | |
e503861f JM |
3608 | } |
3609 | ||
3610 | if (params->vht_capabilities) { | |
3611 | wpa_hexdump(MSG_DEBUG, " * vht_capabilities", | |
3612 | (u8 *) params->vht_capabilities, | |
3613 | sizeof(*params->vht_capabilities)); | |
a862e4a3 JM |
3614 | if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, |
3615 | sizeof(*params->vht_capabilities), | |
3616 | params->vht_capabilities)) | |
3617 | goto fail; | |
e503861f JM |
3618 | } |
3619 | ||
e503861f JM |
3620 | if (params->ext_capab) { |
3621 | wpa_hexdump(MSG_DEBUG, " * ext_capab", | |
3622 | params->ext_capab, params->ext_capab_len); | |
a862e4a3 JM |
3623 | if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY, |
3624 | params->ext_capab_len, params->ext_capab)) | |
3625 | goto fail; | |
e503861f | 3626 | } |
5551bc9c | 3627 | } |
45b722f1 | 3628 | if (!params->set) { |
f11b72c3 JM |
3629 | if (params->aid) { |
3630 | wpa_printf(MSG_DEBUG, " * aid=%u", params->aid); | |
a862e4a3 JM |
3631 | if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid)) |
3632 | goto fail; | |
f11b72c3 JM |
3633 | } else { |
3634 | /* | |
3635 | * cfg80211 validates that AID is non-zero, so we have | |
3636 | * to make this a non-zero value for the TDLS case where | |
3637 | * a dummy STA entry is used for now. | |
3638 | */ | |
3639 | wpa_printf(MSG_DEBUG, " * aid=1 (TDLS workaround)"); | |
a862e4a3 JM |
3640 | if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1)) |
3641 | goto fail; | |
f11b72c3 | 3642 | } |
e4dea253 JM |
3643 | wpa_printf(MSG_DEBUG, " * listen_interval=%u", |
3644 | params->listen_interval); | |
a862e4a3 JM |
3645 | if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL, |
3646 | params->listen_interval)) | |
3647 | goto fail; | |
e112764e JM |
3648 | } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) { |
3649 | wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid); | |
a862e4a3 JM |
3650 | if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid)) |
3651 | goto fail; | |
45b722f1 | 3652 | } |
05a8d422 | 3653 | |
8a458116 MK |
3654 | if (params->vht_opmode_enabled) { |
3655 | wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode); | |
a862e4a3 JM |
3656 | if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF, |
3657 | params->vht_opmode)) | |
3658 | goto fail; | |
8a458116 MK |
3659 | } |
3660 | ||
efc64886 SD |
3661 | if (params->supp_channels) { |
3662 | wpa_hexdump(MSG_DEBUG, " * supported channels", | |
3663 | params->supp_channels, params->supp_channels_len); | |
a862e4a3 JM |
3664 | if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS, |
3665 | params->supp_channels_len, params->supp_channels)) | |
3666 | goto fail; | |
efc64886 SD |
3667 | } |
3668 | ||
3669 | if (params->supp_oper_classes) { | |
3670 | wpa_hexdump(MSG_DEBUG, " * supported operating classes", | |
3671 | params->supp_oper_classes, | |
3672 | params->supp_oper_classes_len); | |
a862e4a3 JM |
3673 | if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES, |
3674 | params->supp_oper_classes_len, | |
3675 | params->supp_oper_classes)) | |
3676 | goto fail; | |
efc64886 SD |
3677 | } |
3678 | ||
95ab6063 | 3679 | os_memset(&upd, 0, sizeof(upd)); |
7e31703e BC |
3680 | upd.set = sta_flags_nl80211(params->flags); |
3681 | upd.mask = upd.set | sta_flags_nl80211(params->flags_mask); | |
e4dea253 JM |
3682 | wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x", |
3683 | upd.set, upd.mask); | |
a862e4a3 JM |
3684 | if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) |
3685 | goto fail; | |
95ab6063 | 3686 | |
7c7e7877 | 3687 | #ifdef CONFIG_MESH |
a862e4a3 JM |
3688 | if (params->plink_state && |
3689 | nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE, | |
3690 | sta_plink_state_nl80211(params->plink_state))) | |
3691 | goto fail; | |
7c7e7877 BC |
3692 | #endif /* CONFIG_MESH */ |
3693 | ||
774bfa62 | 3694 | if (params->flags & WPA_STA_WMM) { |
8970bae8 JB |
3695 | struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME); |
3696 | ||
e4dea253 | 3697 | wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo); |
a862e4a3 JM |
3698 | if (!wme || |
3699 | nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES, | |
3700 | params->qosinfo & WMM_QOSINFO_STA_AC_MASK) || | |
3701 | nla_put_u8(msg, NL80211_STA_WME_MAX_SP, | |
3702 | (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) & | |
3703 | WMM_QOSINFO_STA_SP_MASK)) | |
3704 | goto fail; | |
8970bae8 | 3705 | nla_nest_end(msg, wme); |
774bfa62 EP |
3706 | } |
3707 | ||
0f4e8b4f | 3708 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
5883168a | 3709 | msg = NULL; |
0f4e8b4f | 3710 | if (ret) |
45b722f1 AN |
3711 | wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION " |
3712 | "result: %d (%s)", params->set ? "SET" : "NEW", ret, | |
3713 | strerror(-ret)); | |
0f4e8b4f JM |
3714 | if (ret == -EEXIST) |
3715 | ret = 0; | |
a862e4a3 | 3716 | fail: |
5883168a | 3717 | nlmsg_free(msg); |
0f4e8b4f JM |
3718 | return ret; |
3719 | } | |
3720 | ||
3721 | ||
97ed9a06 KP |
3722 | static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr) |
3723 | { | |
3724 | #ifdef CONFIG_LIBNL3_ROUTE | |
3725 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
3726 | struct rtnl_neigh *rn; | |
3727 | struct nl_addr *nl_addr; | |
3728 | int err; | |
3729 | ||
3730 | rn = rtnl_neigh_alloc(); | |
3731 | if (!rn) | |
3732 | return; | |
3733 | ||
3734 | rtnl_neigh_set_family(rn, AF_BRIDGE); | |
3735 | rtnl_neigh_set_ifindex(rn, bss->ifindex); | |
3736 | nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN); | |
3737 | if (!nl_addr) { | |
3738 | rtnl_neigh_put(rn); | |
3739 | return; | |
3740 | } | |
3741 | rtnl_neigh_set_lladdr(rn, nl_addr); | |
3742 | ||
3743 | err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0); | |
3744 | if (err < 0) { | |
3745 | wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for " | |
3746 | MACSTR " ifindex=%d failed: %s", MAC2STR(addr), | |
3747 | bss->ifindex, nl_geterror(err)); | |
3748 | } else { | |
3749 | wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for " | |
3750 | MACSTR, MAC2STR(addr)); | |
3751 | } | |
3752 | ||
3753 | nl_addr_put(nl_addr); | |
3754 | rtnl_neigh_put(rn); | |
3755 | #endif /* CONFIG_LIBNL3_ROUTE */ | |
3756 | } | |
3757 | ||
3758 | ||
59d7148a JM |
3759 | static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr, |
3760 | int deauth, u16 reason_code) | |
0f4e8b4f | 3761 | { |
a2e40bb6 | 3762 | struct wpa_driver_nl80211_data *drv = bss->drv; |
0f4e8b4f JM |
3763 | struct nl_msg *msg; |
3764 | int ret; | |
3765 | ||
13f83980 | 3766 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) || |
a862e4a3 JM |
3767 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) || |
3768 | (deauth == 0 && | |
3769 | nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE, | |
3770 | WLAN_FC_STYPE_DISASSOC)) || | |
3771 | (deauth == 1 && | |
3772 | nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE, | |
3773 | WLAN_FC_STYPE_DEAUTH)) || | |
3774 | (reason_code && | |
3775 | nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) { | |
3776 | nlmsg_free(msg); | |
3777 | return -ENOBUFS; | |
3778 | } | |
0f4e8b4f JM |
3779 | |
3780 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
83e7bb0e JM |
3781 | wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR |
3782 | " --> %d (%s)", | |
3783 | bss->ifname, MAC2STR(addr), ret, strerror(-ret)); | |
97ed9a06 KP |
3784 | |
3785 | if (drv->rtnl_sk) | |
3786 | rtnl_neigh_delete_fdb_entry(bss, addr); | |
3787 | ||
0f4e8b4f JM |
3788 | if (ret == -ENOENT) |
3789 | return 0; | |
3790 | return ret; | |
0f4e8b4f JM |
3791 | } |
3792 | ||
1581b38b | 3793 | |
f3407c66 | 3794 | void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx) |
0915d02c JM |
3795 | { |
3796 | struct nl_msg *msg; | |
de884303 | 3797 | struct wpa_driver_nl80211_data *drv2; |
0915d02c | 3798 | |
c6e8e8e4 JM |
3799 | wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx); |
3800 | ||
2135f224 | 3801 | /* stop listening for EAPOL on this interface */ |
de884303 JM |
3802 | dl_list_for_each(drv2, &drv->global->interfaces, |
3803 | struct wpa_driver_nl80211_data, list) | |
3804 | del_ifidx(drv2, ifidx); | |
2135f224 | 3805 | |
95376e1a | 3806 | msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE); |
0915d02c JM |
3807 | if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0) |
3808 | return; | |
e748062b | 3809 | wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx); |
0915d02c JM |
3810 | } |
3811 | ||
3812 | ||
a1922f93 JM |
3813 | static const char * nl80211_iftype_str(enum nl80211_iftype mode) |
3814 | { | |
3815 | switch (mode) { | |
3816 | case NL80211_IFTYPE_ADHOC: | |
3817 | return "ADHOC"; | |
3818 | case NL80211_IFTYPE_STATION: | |
3819 | return "STATION"; | |
3820 | case NL80211_IFTYPE_AP: | |
3821 | return "AP"; | |
1045ec36 JM |
3822 | case NL80211_IFTYPE_AP_VLAN: |
3823 | return "AP_VLAN"; | |
3824 | case NL80211_IFTYPE_WDS: | |
3825 | return "WDS"; | |
a1922f93 JM |
3826 | case NL80211_IFTYPE_MONITOR: |
3827 | return "MONITOR"; | |
1045ec36 JM |
3828 | case NL80211_IFTYPE_MESH_POINT: |
3829 | return "MESH_POINT"; | |
a1922f93 JM |
3830 | case NL80211_IFTYPE_P2P_CLIENT: |
3831 | return "P2P_CLIENT"; | |
3832 | case NL80211_IFTYPE_P2P_GO: | |
3833 | return "P2P_GO"; | |
7aad838c NS |
3834 | case NL80211_IFTYPE_P2P_DEVICE: |
3835 | return "P2P_DEVICE"; | |
a1922f93 JM |
3836 | default: |
3837 | return "unknown"; | |
3838 | } | |
3839 | } | |
3840 | ||
3841 | ||
a35187e7 KH |
3842 | static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv, |
3843 | const char *ifname, | |
3844 | enum nl80211_iftype iftype, | |
d6dcfcda DS |
3845 | const u8 *addr, int wds, |
3846 | int (*handler)(struct nl_msg *, void *), | |
3847 | void *arg) | |
0915d02c | 3848 | { |
8970bae8 | 3849 | struct nl_msg *msg; |
0915d02c JM |
3850 | int ifidx; |
3851 | int ret = -ENOBUFS; | |
3852 | ||
a1922f93 JM |
3853 | wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)", |
3854 | iftype, nl80211_iftype_str(iftype)); | |
3855 | ||
56f77852 JM |
3856 | msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE); |
3857 | if (!msg || | |
a862e4a3 JM |
3858 | nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) || |
3859 | nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype)) | |
3860 | goto fail; | |
0915d02c JM |
3861 | |
3862 | if (iftype == NL80211_IFTYPE_MONITOR) { | |
8970bae8 | 3863 | struct nlattr *flags; |
0915d02c | 3864 | |
8970bae8 | 3865 | flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS); |
a862e4a3 JM |
3866 | if (!flags || |
3867 | nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES)) | |
3868 | goto fail; | |
0915d02c | 3869 | |
8970bae8 | 3870 | nla_nest_end(msg, flags); |
fbbfcbac | 3871 | } else if (wds) { |
a862e4a3 JM |
3872 | if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds)) |
3873 | goto fail; | |
0915d02c JM |
3874 | } |
3875 | ||
52f5877a IP |
3876 | /* |
3877 | * Tell cfg80211 that the interface belongs to the socket that created | |
3878 | * it, and the interface should be deleted when the socket is closed. | |
3879 | */ | |
a862e4a3 JM |
3880 | if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER)) |
3881 | goto fail; | |
52f5877a | 3882 | |
d6dcfcda | 3883 | ret = send_and_recv_msgs(drv, msg, handler, arg); |
5883168a | 3884 | msg = NULL; |
0915d02c | 3885 | if (ret) { |
a862e4a3 | 3886 | fail: |
5883168a | 3887 | nlmsg_free(msg); |
a35187e7 KH |
3888 | wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)", |
3889 | ifname, ret, strerror(-ret)); | |
0915d02c JM |
3890 | return ret; |
3891 | } | |
3892 | ||
f632e483 | 3893 | if (iftype == NL80211_IFTYPE_P2P_DEVICE) |
6bae92e0 | 3894 | return 0; |
6bae92e0 | 3895 | |
0915d02c | 3896 | ifidx = if_nametoindex(ifname); |
c6e8e8e4 JM |
3897 | wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d", |
3898 | ifname, ifidx); | |
0915d02c JM |
3899 | |
3900 | if (ifidx <= 0) | |
3901 | return -1; | |
3902 | ||
147848ec JM |
3903 | /* |
3904 | * Some virtual interfaces need to process EAPOL packets and events on | |
3905 | * the parent interface. This is used mainly with hostapd. | |
3906 | */ | |
3907 | if (drv->hostapd || | |
3908 | iftype == NL80211_IFTYPE_AP_VLAN || | |
3909 | iftype == NL80211_IFTYPE_WDS || | |
3910 | iftype == NL80211_IFTYPE_MONITOR) { | |
3911 | /* start listening for EAPOL on this interface */ | |
3912 | add_ifidx(drv, ifidx); | |
3913 | } | |
2135f224 | 3914 | |
7bfc47c3 | 3915 | if (addr && iftype != NL80211_IFTYPE_MONITOR && |
c81eff1a | 3916 | linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) { |
41d931ee JM |
3917 | nl80211_remove_iface(drv, ifidx); |
3918 | return -1; | |
2135f224 | 3919 | } |
2135f224 | 3920 | |
0915d02c JM |
3921 | return ifidx; |
3922 | } | |
22a7c9d7 JM |
3923 | |
3924 | ||
f3407c66 JM |
3925 | int nl80211_create_iface(struct wpa_driver_nl80211_data *drv, |
3926 | const char *ifname, enum nl80211_iftype iftype, | |
3927 | const u8 *addr, int wds, | |
3928 | int (*handler)(struct nl_msg *, void *), | |
3929 | void *arg, int use_existing) | |
a35187e7 KH |
3930 | { |
3931 | int ret; | |
3932 | ||
d6dcfcda DS |
3933 | ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler, |
3934 | arg); | |
a35187e7 | 3935 | |
ffbf1eaa | 3936 | /* if error occurred and interface exists already */ |
a35187e7 | 3937 | if (ret == -ENFILE && if_nametoindex(ifname)) { |
2aec4f3c JM |
3938 | if (use_existing) { |
3939 | wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s", | |
3940 | ifname); | |
6997f8ba JM |
3941 | if (addr && iftype != NL80211_IFTYPE_MONITOR && |
3942 | linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, | |
3943 | addr) < 0 && | |
3944 | (linux_set_iface_flags(drv->global->ioctl_sock, | |
3945 | ifname, 0) < 0 || | |
3946 | linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, | |
3947 | addr) < 0 || | |
3948 | linux_set_iface_flags(drv->global->ioctl_sock, | |
3949 | ifname, 1) < 0)) | |
3950 | return -1; | |
2aec4f3c JM |
3951 | return -ENFILE; |
3952 | } | |
a35187e7 KH |
3953 | wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname); |
3954 | ||
3955 | /* Try to remove the interface that was already there. */ | |
3956 | nl80211_remove_iface(drv, if_nametoindex(ifname)); | |
3957 | ||
3958 | /* Try to create the interface again */ | |
fbbfcbac | 3959 | ret = nl80211_create_iface_once(drv, ifname, iftype, addr, |
d6dcfcda | 3960 | wds, handler, arg); |
a35187e7 KH |
3961 | } |
3962 | ||
3e208481 JM |
3963 | if (ret >= 0 && is_p2p_net_interface(iftype)) { |
3964 | wpa_printf(MSG_DEBUG, | |
3965 | "nl80211: Interface %s created for P2P - disable 11b rates", | |
3966 | ifname); | |
4e5cb1a3 | 3967 | nl80211_disable_11b_rates(drv, ret, 1); |
3e208481 | 3968 | } |
4e5cb1a3 | 3969 | |
a35187e7 KH |
3970 | return ret; |
3971 | } | |
0915d02c | 3972 | |
2135f224 | 3973 | |
3fd1cefb JB |
3974 | static int nl80211_setup_ap(struct i802_bss *bss) |
3975 | { | |
3976 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
3977 | ||
748c0ac0 JM |
3978 | wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d", |
3979 | bss->ifname, drv->device_ap_sme, drv->use_monitor); | |
36488c05 | 3980 | |
a11241fa JB |
3981 | /* |
3982 | * Disable Probe Request reporting unless we need it in this way for | |
3983 | * devices that include the AP SME, in the other case (unless using | |
3984 | * monitor iface) we'll get it through the nl_mgmt socket instead. | |
3985 | */ | |
3986 | if (!drv->device_ap_sme) | |
3987 | wpa_driver_nl80211_probe_req_report(bss, 0); | |
3988 | ||
3989 | if (!drv->device_ap_sme && !drv->use_monitor) | |
3990 | if (nl80211_mgmt_subscribe_ap(bss)) | |
3991 | return -1; | |
3992 | ||
a6cc0602 JM |
3993 | if (drv->device_ap_sme && !drv->use_monitor) |
3994 | if (nl80211_mgmt_subscribe_ap_dev_sme(bss)) | |
3995 | return -1; | |
3996 | ||
a11241fa | 3997 | if (!drv->device_ap_sme && drv->use_monitor && |
3fd1cefb JB |
3998 | nl80211_create_monitor_interface(drv) && |
3999 | !drv->device_ap_sme) | |
4000 | return -1; | |
4001 | ||
4002 | if (drv->device_ap_sme && | |
4003 | wpa_driver_nl80211_probe_req_report(bss, 1) < 0) { | |
4004 | wpa_printf(MSG_DEBUG, "nl80211: Failed to enable " | |
4005 | "Probe Request frame reporting in AP mode"); | |
4006 | /* Try to survive without this */ | |
4007 | } | |
4008 | ||
4009 | return 0; | |
4010 | } | |
4011 | ||
4012 | ||
4013 | static void nl80211_teardown_ap(struct i802_bss *bss) | |
4014 | { | |
4015 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
4016 | ||
748c0ac0 JM |
4017 | wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d", |
4018 | bss->ifname, drv->device_ap_sme, drv->use_monitor); | |
a6cc0602 | 4019 | if (drv->device_ap_sme) { |
3fd1cefb | 4020 | wpa_driver_nl80211_probe_req_report(bss, 0); |
a6cc0602 JM |
4021 | if (!drv->use_monitor) |
4022 | nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)"); | |
4023 | } else if (drv->use_monitor) | |
3fd1cefb | 4024 | nl80211_remove_monitor_interface(drv); |
a11241fa | 4025 | else |
36488c05 | 4026 | nl80211_mgmt_unsubscribe(bss, "AP teardown"); |
a11241fa | 4027 | |
3fd1cefb JB |
4028 | bss->beacon_set = 0; |
4029 | } | |
4030 | ||
4031 | ||
f10bfc9a JM |
4032 | static int nl80211_send_eapol_data(struct i802_bss *bss, |
4033 | const u8 *addr, const u8 *data, | |
d12dab4c | 4034 | size_t data_len) |
f10bfc9a | 4035 | { |
d12dab4c JB |
4036 | struct sockaddr_ll ll; |
4037 | int ret; | |
4038 | ||
4039 | if (bss->drv->eapol_tx_sock < 0) { | |
4040 | wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL"); | |
f10bfc9a JM |
4041 | return -1; |
4042 | } | |
4043 | ||
d12dab4c JB |
4044 | os_memset(&ll, 0, sizeof(ll)); |
4045 | ll.sll_family = AF_PACKET; | |
4046 | ll.sll_ifindex = bss->ifindex; | |
4047 | ll.sll_protocol = htons(ETH_P_PAE); | |
4048 | ll.sll_halen = ETH_ALEN; | |
4049 | os_memcpy(ll.sll_addr, addr, ETH_ALEN); | |
4050 | ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0, | |
4051 | (struct sockaddr *) &ll, sizeof(ll)); | |
4052 | if (ret < 0) | |
4053 | wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s", | |
4054 | strerror(errno)); | |
4055 | ||
4056 | return ret; | |
f10bfc9a | 4057 | } |
5fb1a232 | 4058 | |
f10bfc9a | 4059 | |
db149ac9 JM |
4060 | static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 }; |
4061 | ||
4062 | static int wpa_driver_nl80211_hapd_send_eapol( | |
4063 | void *priv, const u8 *addr, const u8 *data, | |
4378fc14 | 4064 | size_t data_len, int encrypt, const u8 *own_addr, u32 flags) |
db149ac9 | 4065 | { |
a2e40bb6 FF |
4066 | struct i802_bss *bss = priv; |
4067 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
db149ac9 JM |
4068 | struct ieee80211_hdr *hdr; |
4069 | size_t len; | |
4070 | u8 *pos; | |
4071 | int res; | |
4378fc14 | 4072 | int qos = flags & WPA_STA_WMM; |
db149ac9 | 4073 | |
a11241fa | 4074 | if (drv->device_ap_sme || !drv->use_monitor) |
d12dab4c | 4075 | return nl80211_send_eapol_data(bss, addr, data, data_len); |
f10bfc9a | 4076 | |
db149ac9 JM |
4077 | len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 + |
4078 | data_len; | |
4079 | hdr = os_zalloc(len); | |
4080 | if (hdr == NULL) { | |
7ac3616d JM |
4081 | wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)", |
4082 | (unsigned long) len); | |
db149ac9 JM |
4083 | return -1; |
4084 | } | |
4085 | ||
4086 | hdr->frame_control = | |
4087 | IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA); | |
4088 | hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS); | |
4089 | if (encrypt) | |
4090 | hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP); | |
db149ac9 JM |
4091 | if (qos) { |
4092 | hdr->frame_control |= | |
4093 | host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4); | |
4094 | } | |
db149ac9 JM |
4095 | |
4096 | memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN); | |
4097 | memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN); | |
4098 | memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN); | |
4099 | pos = (u8 *) (hdr + 1); | |
4100 | ||
db149ac9 | 4101 | if (qos) { |
92d521d8 FF |
4102 | /* Set highest priority in QoS header */ |
4103 | pos[0] = 7; | |
db149ac9 JM |
4104 | pos[1] = 0; |
4105 | pos += 2; | |
4106 | } | |
db149ac9 JM |
4107 | |
4108 | memcpy(pos, rfc1042_header, sizeof(rfc1042_header)); | |
4109 | pos += sizeof(rfc1042_header); | |
4110 | WPA_PUT_BE16(pos, ETH_P_PAE); | |
4111 | pos += 2; | |
4112 | memcpy(pos, data, data_len); | |
4113 | ||
55231068 JM |
4114 | res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0, |
4115 | 0, 0, 0, 0); | |
db149ac9 JM |
4116 | if (res < 0) { |
4117 | wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - " | |
4118 | "failed: %d (%s)", | |
4119 | (unsigned long) len, errno, strerror(errno)); | |
4120 | } | |
7bf12757 | 4121 | os_free(hdr); |
db149ac9 JM |
4122 | |
4123 | return res; | |
4124 | } | |
4125 | ||
a8d6ffa4 | 4126 | |
3234cba4 JM |
4127 | static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr, |
4128 | int total_flags, | |
4c32757d | 4129 | int flags_or, int flags_and) |
a8d6ffa4 | 4130 | { |
a2e40bb6 | 4131 | struct i802_bss *bss = priv; |
8970bae8 JB |
4132 | struct nl_msg *msg; |
4133 | struct nlattr *flags; | |
7e76ee9c | 4134 | struct nl80211_sta_flag_update upd; |
a8d6ffa4 | 4135 | |
0cd9846c JM |
4136 | wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR |
4137 | " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d", | |
4138 | bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and, | |
4139 | !!(total_flags & WPA_STA_AUTHORIZED)); | |
4140 | ||
13f83980 | 4141 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) || |
a862e4a3 JM |
4142 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) |
4143 | goto fail; | |
a8d6ffa4 | 4144 | |
7e76ee9c JM |
4145 | /* |
4146 | * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This | |
4147 | * can be removed eventually. | |
4148 | */ | |
8970bae8 | 4149 | flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS); |
a862e4a3 JM |
4150 | if (!flags || |
4151 | ((total_flags & WPA_STA_AUTHORIZED) && | |
4152 | nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) || | |
4153 | ((total_flags & WPA_STA_WMM) && | |
4154 | nla_put_flag(msg, NL80211_STA_FLAG_WME)) || | |
4155 | ((total_flags & WPA_STA_SHORT_PREAMBLE) && | |
4156 | nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) || | |
4157 | ((total_flags & WPA_STA_MFP) && | |
4158 | nla_put_flag(msg, NL80211_STA_FLAG_MFP)) || | |
4159 | ((total_flags & WPA_STA_TDLS_PEER) && | |
4160 | nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER))) | |
4161 | goto fail; | |
45b722f1 | 4162 | |
8970bae8 | 4163 | nla_nest_end(msg, flags); |
a8d6ffa4 | 4164 | |
7e76ee9c JM |
4165 | os_memset(&upd, 0, sizeof(upd)); |
4166 | upd.mask = sta_flags_nl80211(flags_or | ~flags_and); | |
4167 | upd.set = sta_flags_nl80211(flags_or); | |
a862e4a3 JM |
4168 | if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) |
4169 | goto fail; | |
7e76ee9c | 4170 | |
13f83980 | 4171 | return send_and_recv_msgs(bss->drv, msg, NULL, NULL); |
a862e4a3 | 4172 | fail: |
5883168a | 4173 | nlmsg_free(msg); |
a8d6ffa4 JM |
4174 | return -ENOBUFS; |
4175 | } | |
4176 | ||
0915d02c | 4177 | |
1581b38b JM |
4178 | static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv, |
4179 | struct wpa_driver_associate_params *params) | |
4180 | { | |
708bc8e0 | 4181 | enum nl80211_iftype nlmode, old_mode; |
b1f625e0 EP |
4182 | |
4183 | if (params->p2p) { | |
046b26a2 JM |
4184 | wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P " |
4185 | "group (GO)"); | |
b1f625e0 EP |
4186 | nlmode = NL80211_IFTYPE_P2P_GO; |
4187 | } else | |
4188 | nlmode = NL80211_IFTYPE_AP; | |
4189 | ||
708bc8e0 | 4190 | old_mode = drv->nlmode; |
834ee56f | 4191 | if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) { |
708bc8e0 JM |
4192 | nl80211_remove_monitor_interface(drv); |
4193 | return -1; | |
4194 | } | |
4195 | ||
4ec68377 | 4196 | if (nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) { |
708bc8e0 | 4197 | if (old_mode != nlmode) |
834ee56f | 4198 | wpa_driver_nl80211_set_mode(drv->first_bss, old_mode); |
460456f8 | 4199 | nl80211_remove_monitor_interface(drv); |
1581b38b | 4200 | return -1; |
0915d02c | 4201 | } |
1581b38b | 4202 | |
1581b38b JM |
4203 | return 0; |
4204 | } | |
1581b38b JM |
4205 | |
4206 | ||
666e508c JM |
4207 | static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv, |
4208 | int reset_mode) | |
5cc4d64b JM |
4209 | { |
4210 | struct nl_msg *msg; | |
9725b784 | 4211 | int ret; |
a862e4a3 | 4212 | |
9725b784 | 4213 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS); |
5cc4d64b | 4214 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
5cc4d64b JM |
4215 | if (ret) { |
4216 | wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d " | |
4217 | "(%s)", ret, strerror(-ret)); | |
9725b784 JM |
4218 | } else { |
4219 | wpa_printf(MSG_DEBUG, | |
4220 | "nl80211: Leave IBSS request sent successfully"); | |
5cc4d64b JM |
4221 | } |
4222 | ||
666e508c JM |
4223 | if (reset_mode && |
4224 | wpa_driver_nl80211_set_mode(drv->first_bss, | |
5d4c78fb JM |
4225 | NL80211_IFTYPE_STATION)) { |
4226 | wpa_printf(MSG_INFO, "nl80211: Failed to set interface into " | |
4227 | "station mode"); | |
4228 | } | |
4229 | ||
5cc4d64b JM |
4230 | return ret; |
4231 | } | |
4232 | ||
4233 | ||
95ff3069 JD |
4234 | static int nl80211_ht_vht_overrides(struct nl_msg *msg, |
4235 | struct wpa_driver_associate_params *params) | |
4236 | { | |
4237 | if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT)) | |
4238 | return -1; | |
4239 | ||
4240 | if (params->htcaps && params->htcaps_mask) { | |
4241 | int sz = sizeof(struct ieee80211_ht_capabilities); | |
4242 | wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz); | |
4243 | wpa_hexdump(MSG_DEBUG, " * htcaps_mask", | |
4244 | params->htcaps_mask, sz); | |
4245 | if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz, | |
4246 | params->htcaps) || | |
4247 | nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz, | |
4248 | params->htcaps_mask)) | |
4249 | return -1; | |
4250 | } | |
4251 | ||
4252 | #ifdef CONFIG_VHT_OVERRIDES | |
4253 | if (params->disable_vht) { | |
4254 | wpa_printf(MSG_DEBUG, " * VHT disabled"); | |
4255 | if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT)) | |
4256 | return -1; | |
4257 | } | |
4258 | ||
4259 | if (params->vhtcaps && params->vhtcaps_mask) { | |
4260 | int sz = sizeof(struct ieee80211_vht_capabilities); | |
4261 | wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz); | |
4262 | wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask", | |
4263 | params->vhtcaps_mask, sz); | |
4264 | if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz, | |
4265 | params->vhtcaps) || | |
4266 | nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz, | |
4267 | params->vhtcaps_mask)) | |
4268 | return -1; | |
4269 | } | |
4270 | #endif /* CONFIG_VHT_OVERRIDES */ | |
4271 | ||
4272 | return 0; | |
4273 | } | |
4274 | ||
4275 | ||
5cc4d64b JM |
4276 | static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv, |
4277 | struct wpa_driver_associate_params *params) | |
4278 | { | |
4279 | struct nl_msg *msg; | |
4280 | int ret = -1; | |
4281 | int count = 0; | |
4282 | ||
4283 | wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex); | |
4284 | ||
4ec68377 | 4285 | if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) { |
5cc4d64b JM |
4286 | wpa_printf(MSG_INFO, "nl80211: Failed to set interface into " |
4287 | "IBSS mode"); | |
4288 | return -1; | |
4289 | } | |
4290 | ||
4291 | retry: | |
9725b784 | 4292 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) || |
a862e4a3 JM |
4293 | params->ssid == NULL || params->ssid_len > sizeof(drv->ssid)) |
4294 | goto fail; | |
5cc4d64b JM |
4295 | |
4296 | wpa_hexdump_ascii(MSG_DEBUG, " * SSID", | |
4297 | params->ssid, params->ssid_len); | |
a862e4a3 JM |
4298 | if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) |
4299 | goto fail; | |
5cc4d64b JM |
4300 | os_memcpy(drv->ssid, params->ssid, params->ssid_len); |
4301 | drv->ssid_len = params->ssid_len; | |
4302 | ||
85e1fad8 JM |
4303 | if (nl80211_put_freq_params(msg, ¶ms->freq) < 0 || |
4304 | nl80211_put_beacon_int(msg, params->beacon_int)) | |
a862e4a3 | 4305 | goto fail; |
5cc4d64b JM |
4306 | |
4307 | ret = nl80211_set_conn_keys(params, msg); | |
4308 | if (ret) | |
a862e4a3 | 4309 | goto fail; |
5cc4d64b | 4310 | |
913e3cf7 NC |
4311 | if (params->bssid && params->fixed_bssid) { |
4312 | wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR, | |
4313 | MAC2STR(params->bssid)); | |
a862e4a3 JM |
4314 | if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) |
4315 | goto fail; | |
913e3cf7 NC |
4316 | } |
4317 | ||
4848a38d JM |
4318 | if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || |
4319 | params->key_mgmt_suite == WPA_KEY_MGMT_PSK || | |
4320 | params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 || | |
4321 | params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) { | |
e640888c | 4322 | wpa_printf(MSG_DEBUG, " * control port"); |
a862e4a3 JM |
4323 | if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT)) |
4324 | goto fail; | |
e640888c AQ |
4325 | } |
4326 | ||
a95795ad JM |
4327 | if (params->wpa_ie) { |
4328 | wpa_hexdump(MSG_DEBUG, | |
4329 | " * Extra IEs for Beacon/Probe Response frames", | |
4330 | params->wpa_ie, params->wpa_ie_len); | |
a862e4a3 JM |
4331 | if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, |
4332 | params->wpa_ie)) | |
4333 | goto fail; | |
a95795ad JM |
4334 | } |
4335 | ||
95ff3069 JD |
4336 | if (nl80211_ht_vht_overrides(msg, params) < 0) |
4337 | return -1; | |
4338 | ||
5cc4d64b JM |
4339 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
4340 | msg = NULL; | |
4341 | if (ret) { | |
4342 | wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)", | |
4343 | ret, strerror(-ret)); | |
4344 | count++; | |
4345 | if (ret == -EALREADY && count == 1) { | |
4346 | wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after " | |
4347 | "forced leave"); | |
666e508c | 4348 | nl80211_leave_ibss(drv, 0); |
5cc4d64b JM |
4349 | nlmsg_free(msg); |
4350 | goto retry; | |
4351 | } | |
a862e4a3 JM |
4352 | } else { |
4353 | wpa_printf(MSG_DEBUG, | |
4354 | "nl80211: Join IBSS request sent successfully"); | |
5cc4d64b | 4355 | } |
5cc4d64b | 4356 | |
a862e4a3 | 4357 | fail: |
5cc4d64b JM |
4358 | nlmsg_free(msg); |
4359 | return ret; | |
4360 | } | |
4361 | ||
4362 | ||
a0bdd191 JM |
4363 | static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv, |
4364 | struct wpa_driver_associate_params *params, | |
4365 | struct nl_msg *msg) | |
cfaab580 | 4366 | { |
cfaab580 ZY |
4367 | if (params->bssid) { |
4368 | wpa_printf(MSG_DEBUG, " * bssid=" MACSTR, | |
4369 | MAC2STR(params->bssid)); | |
a862e4a3 JM |
4370 | if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) |
4371 | return -1; | |
cfaab580 | 4372 | } |
a0bdd191 | 4373 | |
7ac7fd43 DS |
4374 | if (params->bssid_hint) { |
4375 | wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR, | |
4376 | MAC2STR(params->bssid_hint)); | |
a862e4a3 JM |
4377 | if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN, |
4378 | params->bssid_hint)) | |
4379 | return -1; | |
7ac7fd43 DS |
4380 | } |
4381 | ||
4ec68377 JD |
4382 | if (params->freq.freq) { |
4383 | wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq); | |
a862e4a3 JM |
4384 | if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, |
4385 | params->freq.freq)) | |
4386 | return -1; | |
4ec68377 | 4387 | drv->assoc_freq = params->freq.freq; |
30158a0d SD |
4388 | } else |
4389 | drv->assoc_freq = 0; | |
a0bdd191 | 4390 | |
7ac7fd43 DS |
4391 | if (params->freq_hint) { |
4392 | wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint); | |
a862e4a3 JM |
4393 | if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT, |
4394 | params->freq_hint)) | |
4395 | return -1; | |
7ac7fd43 DS |
4396 | } |
4397 | ||
1f6c0ab8 BS |
4398 | if (params->bg_scan_period >= 0) { |
4399 | wpa_printf(MSG_DEBUG, " * bg scan period=%d", | |
4400 | params->bg_scan_period); | |
a862e4a3 JM |
4401 | if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD, |
4402 | params->bg_scan_period)) | |
4403 | return -1; | |
1f6c0ab8 | 4404 | } |
a0bdd191 | 4405 | |
cfaab580 ZY |
4406 | if (params->ssid) { |
4407 | wpa_hexdump_ascii(MSG_DEBUG, " * SSID", | |
4408 | params->ssid, params->ssid_len); | |
a862e4a3 JM |
4409 | if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, |
4410 | params->ssid)) | |
4411 | return -1; | |
cfaab580 | 4412 | if (params->ssid_len > sizeof(drv->ssid)) |
a862e4a3 | 4413 | return -1; |
cfaab580 ZY |
4414 | os_memcpy(drv->ssid, params->ssid, params->ssid_len); |
4415 | drv->ssid_len = params->ssid_len; | |
4416 | } | |
a0bdd191 | 4417 | |
cfaab580 | 4418 | wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len); |
a862e4a3 JM |
4419 | if (params->wpa_ie && |
4420 | nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie)) | |
4421 | return -1; | |
cfaab580 | 4422 | |
64fa840a JM |
4423 | if (params->wpa_proto) { |
4424 | enum nl80211_wpa_versions ver = 0; | |
cfaab580 | 4425 | |
64fa840a JM |
4426 | if (params->wpa_proto & WPA_PROTO_WPA) |
4427 | ver |= NL80211_WPA_VERSION_1; | |
4428 | if (params->wpa_proto & WPA_PROTO_RSN) | |
4429 | ver |= NL80211_WPA_VERSION_2; | |
cfaab580 | 4430 | |
64fa840a | 4431 | wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver); |
a862e4a3 JM |
4432 | if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver)) |
4433 | return -1; | |
cfaab580 ZY |
4434 | } |
4435 | ||
4848a38d | 4436 | if (params->pairwise_suite != WPA_CIPHER_NONE) { |
a0bdd191 JM |
4437 | u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite); |
4438 | wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher); | |
a862e4a3 JM |
4439 | if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE, |
4440 | cipher)) | |
4441 | return -1; | |
cfaab580 ZY |
4442 | } |
4443 | ||
ae6f9272 JM |
4444 | if (params->group_suite == WPA_CIPHER_GTK_NOT_USED && |
4445 | !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) { | |
4446 | /* | |
4447 | * This is likely to work even though many drivers do not | |
4448 | * advertise support for operations without GTK. | |
4449 | */ | |
4450 | wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement"); | |
4451 | } else if (params->group_suite != WPA_CIPHER_NONE) { | |
a0bdd191 JM |
4452 | u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite); |
4453 | wpa_printf(MSG_DEBUG, " * group=0x%x", cipher); | |
a862e4a3 JM |
4454 | if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher)) |
4455 | return -1; | |
cfaab580 ZY |
4456 | } |
4457 | ||
4848a38d JM |
4458 | if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || |
4459 | params->key_mgmt_suite == WPA_KEY_MGMT_PSK || | |
4460 | params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X || | |
4461 | params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK || | |
163f801e | 4462 | params->key_mgmt_suite == WPA_KEY_MGMT_CCKM || |
8802326f JJ |
4463 | params->key_mgmt_suite == WPA_KEY_MGMT_OSEN || |
4464 | params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 || | |
666497c8 | 4465 | params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 || |
5e3b5197 JM |
4466 | params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B || |
4467 | params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) { | |
cfaab580 ZY |
4468 | int mgmt = WLAN_AKM_SUITE_PSK; |
4469 | ||
4470 | switch (params->key_mgmt_suite) { | |
4848a38d | 4471 | case WPA_KEY_MGMT_CCKM: |
369c8d7b JM |
4472 | mgmt = WLAN_AKM_SUITE_CCKM; |
4473 | break; | |
4848a38d | 4474 | case WPA_KEY_MGMT_IEEE8021X: |
cfaab580 ZY |
4475 | mgmt = WLAN_AKM_SUITE_8021X; |
4476 | break; | |
4848a38d | 4477 | case WPA_KEY_MGMT_FT_IEEE8021X: |
6a1ce395 DG |
4478 | mgmt = WLAN_AKM_SUITE_FT_8021X; |
4479 | break; | |
4848a38d | 4480 | case WPA_KEY_MGMT_FT_PSK: |
6a1ce395 DG |
4481 | mgmt = WLAN_AKM_SUITE_FT_PSK; |
4482 | break; | |
8802326f JJ |
4483 | case WPA_KEY_MGMT_IEEE8021X_SHA256: |
4484 | mgmt = WLAN_AKM_SUITE_8021X_SHA256; | |
4485 | break; | |
4486 | case WPA_KEY_MGMT_PSK_SHA256: | |
4487 | mgmt = WLAN_AKM_SUITE_PSK_SHA256; | |
4488 | break; | |
163f801e JM |
4489 | case WPA_KEY_MGMT_OSEN: |
4490 | mgmt = WLAN_AKM_SUITE_OSEN; | |
4491 | break; | |
666497c8 JM |
4492 | case WPA_KEY_MGMT_IEEE8021X_SUITE_B: |
4493 | mgmt = WLAN_AKM_SUITE_8021X_SUITE_B; | |
4494 | break; | |
5e3b5197 JM |
4495 | case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192: |
4496 | mgmt = WLAN_AKM_SUITE_8021X_SUITE_B_192; | |
4497 | break; | |
4848a38d | 4498 | case WPA_KEY_MGMT_PSK: |
cfaab580 ZY |
4499 | default: |
4500 | mgmt = WLAN_AKM_SUITE_PSK; | |
4501 | break; | |
4502 | } | |
163f801e | 4503 | wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt); |
a862e4a3 JM |
4504 | if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt)) |
4505 | return -1; | |
cfaab580 ZY |
4506 | } |
4507 | ||
a862e4a3 JM |
4508 | if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT)) |
4509 | return -1; | |
a0bdd191 | 4510 | |
a862e4a3 JM |
4511 | if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED && |
4512 | nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED)) | |
4513 | return -1; | |
a565084f | 4514 | |
58162adf AK |
4515 | if (params->rrm_used) { |
4516 | u32 drv_rrm_flags = drv->capa.rrm_flags; | |
4517 | if (!(drv_rrm_flags & | |
4518 | WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) || | |
a862e4a3 JM |
4519 | !(drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET) || |
4520 | nla_put_flag(msg, NL80211_ATTR_USE_RRM)) | |
4521 | return -1; | |
58162adf AK |
4522 | } |
4523 | ||
95ff3069 | 4524 | if (nl80211_ht_vht_overrides(msg, params) < 0) |
a862e4a3 | 4525 | return -1; |
80e8a5ee | 4526 | |
a0bdd191 JM |
4527 | if (params->p2p) |
4528 | wpa_printf(MSG_DEBUG, " * P2P group"); | |
4529 | ||
4530 | return 0; | |
a0bdd191 JM |
4531 | } |
4532 | ||
4533 | ||
4534 | static int wpa_driver_nl80211_try_connect( | |
4535 | struct wpa_driver_nl80211_data *drv, | |
4536 | struct wpa_driver_associate_params *params) | |
4537 | { | |
4538 | struct nl_msg *msg; | |
4539 | enum nl80211_auth_type type; | |
4540 | int ret; | |
4541 | int algs; | |
4542 | ||
b41f2684 CL |
4543 | if (params->req_key_mgmt_offload && params->psk && |
4544 | (params->key_mgmt_suite == WPA_KEY_MGMT_PSK || | |
4545 | params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 || | |
4546 | params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) { | |
4547 | wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK"); | |
4548 | ret = issue_key_mgmt_set_key(drv, params->psk, 32); | |
4549 | if (ret) | |
4550 | return ret; | |
4551 | } | |
4552 | ||
9725b784 JM |
4553 | wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex); |
4554 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT); | |
a0bdd191 JM |
4555 | if (!msg) |
4556 | return -1; | |
4557 | ||
a0bdd191 JM |
4558 | ret = nl80211_connect_common(drv, params, msg); |
4559 | if (ret) | |
a862e4a3 | 4560 | goto fail; |
a0bdd191 JM |
4561 | |
4562 | algs = 0; | |
4563 | if (params->auth_alg & WPA_AUTH_ALG_OPEN) | |
4564 | algs++; | |
4565 | if (params->auth_alg & WPA_AUTH_ALG_SHARED) | |
4566 | algs++; | |
4567 | if (params->auth_alg & WPA_AUTH_ALG_LEAP) | |
4568 | algs++; | |
4569 | if (algs > 1) { | |
4570 | wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic " | |
4571 | "selection"); | |
4572 | goto skip_auth_type; | |
4573 | } | |
4574 | ||
4575 | if (params->auth_alg & WPA_AUTH_ALG_OPEN) | |
4576 | type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
4577 | else if (params->auth_alg & WPA_AUTH_ALG_SHARED) | |
4578 | type = NL80211_AUTHTYPE_SHARED_KEY; | |
4579 | else if (params->auth_alg & WPA_AUTH_ALG_LEAP) | |
4580 | type = NL80211_AUTHTYPE_NETWORK_EAP; | |
4581 | else if (params->auth_alg & WPA_AUTH_ALG_FT) | |
4582 | type = NL80211_AUTHTYPE_FT; | |
4583 | else | |
a862e4a3 | 4584 | goto fail; |
a0bdd191 JM |
4585 | |
4586 | wpa_printf(MSG_DEBUG, " * Auth Type %d", type); | |
a862e4a3 JM |
4587 | if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type)) |
4588 | goto fail; | |
a0bdd191 JM |
4589 | |
4590 | skip_auth_type: | |
cfaab580 ZY |
4591 | ret = nl80211_set_conn_keys(params, msg); |
4592 | if (ret) | |
a862e4a3 | 4593 | goto fail; |
cfaab580 ZY |
4594 | |
4595 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
4596 | msg = NULL; | |
4597 | if (ret) { | |
4598 | wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d " | |
4599 | "(%s)", ret, strerror(-ret)); | |
a862e4a3 JM |
4600 | } else { |
4601 | wpa_printf(MSG_DEBUG, | |
4602 | "nl80211: Connect request send successfully"); | |
cfaab580 | 4603 | } |
cfaab580 | 4604 | |
a862e4a3 | 4605 | fail: |
cfaab580 ZY |
4606 | nlmsg_free(msg); |
4607 | return ret; | |
4608 | ||
4609 | } | |
4610 | ||
4611 | ||
a8c5b43a CW |
4612 | static int wpa_driver_nl80211_connect( |
4613 | struct wpa_driver_nl80211_data *drv, | |
4614 | struct wpa_driver_associate_params *params) | |
4615 | { | |
0d4e3d1d JJ |
4616 | int ret; |
4617 | ||
4618 | /* Store the connection attempted bssid for future use */ | |
4619 | if (params->bssid) | |
4620 | os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN); | |
4621 | else | |
4622 | os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN); | |
4623 | ||
4624 | ret = wpa_driver_nl80211_try_connect(drv, params); | |
a8c5b43a CW |
4625 | if (ret == -EALREADY) { |
4626 | /* | |
4627 | * cfg80211 does not currently accept new connections if | |
4628 | * we are already connected. As a workaround, force | |
4629 | * disconnection and try again. | |
4630 | */ | |
4631 | wpa_printf(MSG_DEBUG, "nl80211: Explicitly " | |
4632 | "disconnecting before reassociation " | |
4633 | "attempt"); | |
4634 | if (wpa_driver_nl80211_disconnect( | |
4635 | drv, WLAN_REASON_PREV_AUTH_NOT_VALID)) | |
4636 | return -1; | |
a8c5b43a CW |
4637 | ret = wpa_driver_nl80211_try_connect(drv, params); |
4638 | } | |
4639 | return ret; | |
4640 | } | |
4641 | ||
4642 | ||
c2a04078 JM |
4643 | static int wpa_driver_nl80211_associate( |
4644 | void *priv, struct wpa_driver_associate_params *params) | |
4645 | { | |
a2e40bb6 FF |
4646 | struct i802_bss *bss = priv; |
4647 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
a862e4a3 | 4648 | int ret = -1; |
c2a04078 JM |
4649 | struct nl_msg *msg; |
4650 | ||
4bd71954 JM |
4651 | nl80211_unmask_11b_rates(bss); |
4652 | ||
5cc4d64b | 4653 | if (params->mode == IEEE80211_MODE_AP) |
1581b38b | 4654 | return wpa_driver_nl80211_ap(drv, params); |
1581b38b | 4655 | |
5cc4d64b JM |
4656 | if (params->mode == IEEE80211_MODE_IBSS) |
4657 | return wpa_driver_nl80211_ibss(drv, params); | |
4658 | ||
4a867032 | 4659 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) { |
b1f625e0 EP |
4660 | enum nl80211_iftype nlmode = params->p2p ? |
4661 | NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION; | |
4662 | ||
4663 | if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0) | |
4a867032 | 4664 | return -1; |
cfaab580 | 4665 | return wpa_driver_nl80211_connect(drv, params); |
4a867032 | 4666 | } |
cfaab580 | 4667 | |
add9b7a4 | 4668 | nl80211_mark_disconnected(drv); |
c2a04078 | 4669 | |
c2a04078 JM |
4670 | wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)", |
4671 | drv->ifindex); | |
9725b784 JM |
4672 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE); |
4673 | if (!msg) | |
4674 | return -1; | |
c2a04078 | 4675 | |
a0bdd191 JM |
4676 | ret = nl80211_connect_common(drv, params, msg); |
4677 | if (ret) | |
a862e4a3 | 4678 | goto fail; |
01652550 | 4679 | |
62fa124c JM |
4680 | if (params->prev_bssid) { |
4681 | wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR, | |
4682 | MAC2STR(params->prev_bssid)); | |
a862e4a3 JM |
4683 | if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN, |
4684 | params->prev_bssid)) | |
4685 | goto fail; | |
62fa124c JM |
4686 | } |
4687 | ||
c2a04078 JM |
4688 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
4689 | msg = NULL; | |
4690 | if (ret) { | |
3b7ea880 BG |
4691 | wpa_dbg(drv->ctx, MSG_DEBUG, |
4692 | "nl80211: MLME command failed (assoc): ret=%d (%s)", | |
4693 | ret, strerror(-ret)); | |
8856462d | 4694 | nl80211_dump_scan(drv); |
a862e4a3 JM |
4695 | } else { |
4696 | wpa_printf(MSG_DEBUG, | |
4697 | "nl80211: Association request send successfully"); | |
c2a04078 | 4698 | } |
c2a04078 | 4699 | |
a862e4a3 | 4700 | fail: |
c2a04078 JM |
4701 | nlmsg_free(msg); |
4702 | return ret; | |
4703 | } | |
3f5285e8 JM |
4704 | |
4705 | ||
ad1e68e6 | 4706 | static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv, |
a1922f93 | 4707 | int ifindex, enum nl80211_iftype mode) |
3f5285e8 | 4708 | { |
3f5285e8 | 4709 | struct nl_msg *msg; |
ad1e68e6 JM |
4710 | int ret = -ENOBUFS; |
4711 | ||
a1922f93 JM |
4712 | wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)", |
4713 | ifindex, mode, nl80211_iftype_str(mode)); | |
4714 | ||
56f77852 JM |
4715 | msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE); |
4716 | if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode)) | |
a862e4a3 | 4717 | goto fail; |
ad1e68e6 JM |
4718 | |
4719 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
5883168a | 4720 | msg = NULL; |
ad1e68e6 JM |
4721 | if (!ret) |
4722 | return 0; | |
a862e4a3 | 4723 | fail: |
5883168a | 4724 | nlmsg_free(msg); |
ad1e68e6 JM |
4725 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:" |
4726 | " %d (%s)", ifindex, mode, ret, strerror(-ret)); | |
4727 | return ret; | |
4728 | } | |
4729 | ||
4730 | ||
3c5d34e3 CW |
4731 | static int wpa_driver_nl80211_set_mode_impl( |
4732 | struct i802_bss *bss, | |
4733 | enum nl80211_iftype nlmode, | |
4734 | struct hostapd_freq_params *desired_freq_params) | |
ad1e68e6 | 4735 | { |
a2e40bb6 | 4736 | struct wpa_driver_nl80211_data *drv = bss->drv; |
ad1e68e6 | 4737 | int ret = -1; |
26af9dca | 4738 | int i; |
86957e62 | 4739 | int was_ap = is_ap_interface(drv->nlmode); |
671a5039 | 4740 | int res; |
ebffdbc4 | 4741 | int mode_switch_res; |
1581b38b | 4742 | |
ebffdbc4 CW |
4743 | mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode); |
4744 | if (mode_switch_res && nlmode == nl80211_get_ifmode(bss)) | |
4745 | mode_switch_res = 0; | |
8e12685c | 4746 | |
ebffdbc4 | 4747 | if (mode_switch_res == 0) { |
ad1e68e6 | 4748 | drv->nlmode = nlmode; |
460456f8 JM |
4749 | ret = 0; |
4750 | goto done; | |
ad1e68e6 | 4751 | } |
3f5285e8 | 4752 | |
ebffdbc4 | 4753 | if (mode_switch_res == -ENODEV) |
671a5039 JM |
4754 | return -1; |
4755 | ||
460456f8 | 4756 | if (nlmode == drv->nlmode) { |
c6e8e8e4 JM |
4757 | wpa_printf(MSG_DEBUG, "nl80211: Interface already in " |
4758 | "requested mode - ignore error"); | |
460456f8 JM |
4759 | ret = 0; |
4760 | goto done; /* Already in the requested mode */ | |
4761 | } | |
3f5285e8 | 4762 | |
3f5285e8 JM |
4763 | /* mac80211 doesn't allow mode changes while the device is up, so |
4764 | * take the device down, try to set the mode again, and bring the | |
4765 | * device back up. | |
4766 | */ | |
26af9dca JM |
4767 | wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting " |
4768 | "interface down"); | |
4769 | for (i = 0; i < 10; i++) { | |
91724d6f | 4770 | res = i802_set_iface_flags(bss, 0); |
6e8183d7 JM |
4771 | if (res == -EACCES || res == -ENODEV) |
4772 | break; | |
ebffdbc4 | 4773 | if (res != 0) { |
26af9dca JM |
4774 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set " |
4775 | "interface down"); | |
ebffdbc4 CW |
4776 | os_sleep(0, 100000); |
4777 | continue; | |
4778 | } | |
3c5d34e3 CW |
4779 | |
4780 | /* | |
4781 | * Setting the mode will fail for some drivers if the phy is | |
4782 | * on a frequency that the mode is disallowed in. | |
4783 | */ | |
4784 | if (desired_freq_params) { | |
bdf5ccb2 | 4785 | res = nl80211_set_channel(bss, desired_freq_params, 0); |
3c5d34e3 CW |
4786 | if (res) { |
4787 | wpa_printf(MSG_DEBUG, | |
4788 | "nl80211: Failed to set frequency on interface"); | |
4789 | } | |
4790 | } | |
4791 | ||
ebffdbc4 CW |
4792 | /* Try to set the mode again while the interface is down */ |
4793 | mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode); | |
4794 | if (mode_switch_res == -EBUSY) { | |
4795 | wpa_printf(MSG_DEBUG, | |
4796 | "nl80211: Delaying mode set while interface going down"); | |
4797 | os_sleep(0, 100000); | |
4798 | continue; | |
4799 | } | |
4800 | ret = mode_switch_res; | |
4801 | break; | |
3f5285e8 JM |
4802 | } |
4803 | ||
c6e8e8e4 JM |
4804 | if (!ret) { |
4805 | wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while " | |
4806 | "interface is down"); | |
ad1e68e6 | 4807 | drv->nlmode = nlmode; |
7d9c3698 | 4808 | drv->ignore_if_down_event = 1; |
c6e8e8e4 | 4809 | } |
ad1e68e6 | 4810 | |
ebffdbc4 CW |
4811 | /* Bring the interface back up */ |
4812 | res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1); | |
4813 | if (res != 0) { | |
4814 | wpa_printf(MSG_DEBUG, | |
4815 | "nl80211: Failed to set interface up after switching mode"); | |
4816 | ret = -1; | |
4817 | } | |
4818 | ||
460456f8 | 4819 | done: |
3fd1cefb JB |
4820 | if (ret) { |
4821 | wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d " | |
4822 | "from %d failed", nlmode, drv->nlmode); | |
4823 | return ret; | |
4824 | } | |
4825 | ||
3e208481 JM |
4826 | if (is_p2p_net_interface(nlmode)) { |
4827 | wpa_printf(MSG_DEBUG, | |
4828 | "nl80211: Interface %s mode change to P2P - disable 11b rates", | |
4829 | bss->ifname); | |
edb9bfba | 4830 | nl80211_disable_11b_rates(drv, drv->ifindex, 1); |
3e208481 JM |
4831 | } else if (drv->disabled_11b_rates) { |
4832 | wpa_printf(MSG_DEBUG, | |
4833 | "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates", | |
4834 | bss->ifname); | |
1d0c6fb1 | 4835 | nl80211_disable_11b_rates(drv, drv->ifindex, 0); |
3e208481 | 4836 | } |
edb9bfba | 4837 | |
3fd1cefb | 4838 | if (is_ap_interface(nlmode)) { |
36488c05 | 4839 | nl80211_mgmt_unsubscribe(bss, "start AP"); |
460456f8 | 4840 | /* Setup additional AP mode functionality if needed */ |
3fd1cefb | 4841 | if (nl80211_setup_ap(bss)) |
460456f8 | 4842 | return -1; |
3fd1cefb | 4843 | } else if (was_ap) { |
460456f8 | 4844 | /* Remove additional AP mode functionality */ |
3fd1cefb | 4845 | nl80211_teardown_ap(bss); |
a11241fa | 4846 | } else { |
36488c05 | 4847 | nl80211_mgmt_unsubscribe(bss, "mode change"); |
460456f8 | 4848 | } |
460456f8 | 4849 | |
afb0550a BC |
4850 | if (is_mesh_interface(nlmode) && |
4851 | nl80211_mgmt_subscribe_mesh(bss)) | |
4852 | return -1; | |
4853 | ||
873d0fcf | 4854 | if (!bss->in_deinit && !is_ap_interface(nlmode) && |
afb0550a | 4855 | !is_mesh_interface(nlmode) && |
a11241fa JB |
4856 | nl80211_mgmt_subscribe_non_ap(bss) < 0) |
4857 | wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action " | |
4858 | "frame processing - ignore for now"); | |
08359050 | 4859 | |
3fd1cefb | 4860 | return 0; |
3f5285e8 JM |
4861 | } |
4862 | ||
4863 | ||
f3407c66 JM |
4864 | int wpa_driver_nl80211_set_mode(struct i802_bss *bss, |
4865 | enum nl80211_iftype nlmode) | |
3c5d34e3 CW |
4866 | { |
4867 | return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL); | |
4868 | } | |
4869 | ||
4870 | ||
4ec68377 JD |
4871 | static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss, |
4872 | struct hostapd_freq_params *freq) | |
3c5d34e3 | 4873 | { |
3c5d34e3 | 4874 | return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC, |
4ec68377 | 4875 | freq); |
3c5d34e3 | 4876 | } |
65d645ce AS |
4877 | |
4878 | ||
3f5285e8 JM |
4879 | static int wpa_driver_nl80211_get_capa(void *priv, |
4880 | struct wpa_driver_capa *capa) | |
4881 | { | |
a2e40bb6 FF |
4882 | struct i802_bss *bss = priv; |
4883 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
65d645ce | 4884 | |
3f5285e8 JM |
4885 | if (!drv->has_capability) |
4886 | return -1; | |
4887 | os_memcpy(capa, &drv->capa, sizeof(*capa)); | |
8cd6b7bc JB |
4888 | if (drv->extended_capa && drv->extended_capa_mask) { |
4889 | capa->extended_capa = drv->extended_capa; | |
4890 | capa->extended_capa_mask = drv->extended_capa_mask; | |
4891 | capa->extended_capa_len = drv->extended_capa_len; | |
4892 | } | |
851b0c55 | 4893 | |
906bc4c7 | 4894 | return 0; |
3f5285e8 JM |
4895 | } |
4896 | ||
4897 | ||
4898 | static int wpa_driver_nl80211_set_operstate(void *priv, int state) | |
4899 | { | |
a2e40bb6 FF |
4900 | struct i802_bss *bss = priv; |
4901 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
3f5285e8 | 4902 | |
90a545cc JM |
4903 | wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)", |
4904 | bss->ifname, drv->operstate, state, | |
4905 | state ? "UP" : "DORMANT"); | |
3f5285e8 | 4906 | drv->operstate = state; |
36d84860 | 4907 | return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1, |
e2d02c29 | 4908 | state ? IF_OPER_UP : IF_OPER_DORMANT); |
3f5285e8 JM |
4909 | } |
4910 | ||
01652550 JM |
4911 | |
4912 | static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized) | |
4913 | { | |
a2e40bb6 FF |
4914 | struct i802_bss *bss = priv; |
4915 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
01652550 JM |
4916 | struct nl_msg *msg; |
4917 | struct nl80211_sta_flag_update upd; | |
a862e4a3 | 4918 | int ret; |
2eef5177 JM |
4919 | |
4920 | if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) { | |
4921 | wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated"); | |
4922 | return 0; | |
4923 | } | |
01652550 | 4924 | |
1ba51ec0 JM |
4925 | wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for " |
4926 | MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid)); | |
4927 | ||
01652550 JM |
4928 | os_memset(&upd, 0, sizeof(upd)); |
4929 | upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED); | |
4930 | if (authorized) | |
4931 | upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED); | |
a862e4a3 | 4932 | |
13f83980 | 4933 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) || |
a862e4a3 JM |
4934 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) || |
4935 | nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) { | |
4936 | nlmsg_free(msg); | |
4937 | return -ENOBUFS; | |
4938 | } | |
01652550 | 4939 | |
2eef5177 | 4940 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
2eef5177 JM |
4941 | if (!ret) |
4942 | return 0; | |
2eef5177 JM |
4943 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)", |
4944 | ret, strerror(-ret)); | |
4945 | return ret; | |
01652550 JM |
4946 | } |
4947 | ||
3f5285e8 | 4948 | |
f07ead6a JM |
4949 | /* Set kernel driver on given frequency (MHz) */ |
4950 | static int i802_set_freq(void *priv, struct hostapd_freq_params *freq) | |
c5121837 | 4951 | { |
f07ead6a | 4952 | struct i802_bss *bss = priv; |
13a524a3 | 4953 | return nl80211_set_channel(bss, freq, 0); |
c5121837 JM |
4954 | } |
4955 | ||
f7b3920c | 4956 | |
c5121837 JM |
4957 | static inline int min_int(int a, int b) |
4958 | { | |
4959 | if (a < b) | |
4960 | return a; | |
4961 | return b; | |
4962 | } | |
4963 | ||
4964 | ||
4965 | static int get_key_handler(struct nl_msg *msg, void *arg) | |
4966 | { | |
4967 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
4968 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
4969 | ||
4970 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
4971 | genlmsg_attrlen(gnlh, 0), NULL); | |
4972 | ||
4973 | /* | |
4974 | * TODO: validate the key index and mac address! | |
4975 | * Otherwise, there's a race condition as soon as | |
4976 | * the kernel starts sending key notifications. | |
4977 | */ | |
4978 | ||
4979 | if (tb[NL80211_ATTR_KEY_SEQ]) | |
4980 | memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]), | |
4981 | min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6)); | |
4982 | return NL_SKIP; | |
4983 | } | |
4984 | ||
4985 | ||
4986 | static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr, | |
4987 | int idx, u8 *seq) | |
4988 | { | |
a2e40bb6 FF |
4989 | struct i802_bss *bss = priv; |
4990 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
c5121837 JM |
4991 | struct nl_msg *msg; |
4992 | ||
95376e1a JM |
4993 | msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0, |
4994 | NL80211_CMD_GET_KEY); | |
4995 | if (!msg || | |
a862e4a3 | 4996 | (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) || |
95376e1a | 4997 | nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) { |
a862e4a3 JM |
4998 | nlmsg_free(msg); |
4999 | return -ENOBUFS; | |
5000 | } | |
c5121837 JM |
5001 | |
5002 | memset(seq, 0, 6); | |
5003 | ||
5004 | return send_and_recv_msgs(drv, msg, get_key_handler, seq); | |
c5121837 JM |
5005 | } |
5006 | ||
5007 | ||
c5121837 JM |
5008 | static int i802_set_rts(void *priv, int rts) |
5009 | { | |
a2e40bb6 FF |
5010 | struct i802_bss *bss = priv; |
5011 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
ad649451 | 5012 | struct nl_msg *msg; |
a862e4a3 | 5013 | int ret; |
ad649451 | 5014 | u32 val; |
c5121837 | 5015 | |
ad649451 JM |
5016 | if (rts >= 2347) |
5017 | val = (u32) -1; | |
5018 | else | |
5019 | val = rts; | |
c5121837 | 5020 | |
9725b784 | 5021 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) || |
a862e4a3 JM |
5022 | nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) { |
5023 | nlmsg_free(msg); | |
5024 | return -ENOBUFS; | |
5025 | } | |
ad649451 JM |
5026 | |
5027 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
5028 | if (!ret) | |
5029 | return 0; | |
ad649451 JM |
5030 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: " |
5031 | "%d (%s)", rts, ret, strerror(-ret)); | |
5032 | return ret; | |
c5121837 JM |
5033 | } |
5034 | ||
5035 | ||
5036 | static int i802_set_frag(void *priv, int frag) | |
5037 | { | |
a2e40bb6 FF |
5038 | struct i802_bss *bss = priv; |
5039 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
ad649451 | 5040 | struct nl_msg *msg; |
a862e4a3 | 5041 | int ret; |
ad649451 | 5042 | u32 val; |
c5121837 | 5043 | |
ad649451 JM |
5044 | if (frag >= 2346) |
5045 | val = (u32) -1; | |
5046 | else | |
5047 | val = frag; | |
c5121837 | 5048 | |
9725b784 | 5049 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) || |
a862e4a3 JM |
5050 | nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) { |
5051 | nlmsg_free(msg); | |
5052 | return -ENOBUFS; | |
5053 | } | |
ad649451 JM |
5054 | |
5055 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
5056 | if (!ret) | |
5057 | return 0; | |
ad649451 JM |
5058 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold " |
5059 | "%d: %d (%s)", frag, ret, strerror(-ret)); | |
5060 | return ret; | |
c5121837 JM |
5061 | } |
5062 | ||
5063 | ||
c5121837 JM |
5064 | static int i802_flush(void *priv) |
5065 | { | |
a2e40bb6 | 5066 | struct i802_bss *bss = priv; |
c5121837 | 5067 | struct nl_msg *msg; |
82554b10 | 5068 | int res; |
c5121837 | 5069 | |
83e7bb0e JM |
5070 | wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)", |
5071 | bss->ifname); | |
c5121837 JM |
5072 | |
5073 | /* | |
5074 | * XXX: FIX! this needs to flush all VLANs too | |
5075 | */ | |
13f83980 JM |
5076 | msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION); |
5077 | res = send_and_recv_msgs(bss->drv, msg, NULL, NULL); | |
82554b10 JM |
5078 | if (res) { |
5079 | wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d " | |
5080 | "(%s)", res, strerror(-res)); | |
5081 | } | |
5082 | return res; | |
c5121837 JM |
5083 | } |
5084 | ||
5085 | ||
5086 | static int get_sta_handler(struct nl_msg *msg, void *arg) | |
5087 | { | |
5088 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
5089 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
5090 | struct hostap_sta_driver_data *data = arg; | |
5091 | struct nlattr *stats[NL80211_STA_INFO_MAX + 1]; | |
5092 | static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = { | |
5093 | [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 }, | |
5094 | [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 }, | |
5095 | [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 }, | |
5096 | [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 }, | |
5097 | [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 }, | |
dc7785f8 | 5098 | [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 }, |
c5121837 JM |
5099 | }; |
5100 | ||
5101 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
5102 | genlmsg_attrlen(gnlh, 0), NULL); | |
5103 | ||
5104 | /* | |
5105 | * TODO: validate the interface and mac address! | |
5106 | * Otherwise, there's a race condition as soon as | |
5107 | * the kernel starts sending station notifications. | |
5108 | */ | |
5109 | ||
5110 | if (!tb[NL80211_ATTR_STA_INFO]) { | |
5111 | wpa_printf(MSG_DEBUG, "sta stats missing!"); | |
5112 | return NL_SKIP; | |
5113 | } | |
5114 | if (nla_parse_nested(stats, NL80211_STA_INFO_MAX, | |
5115 | tb[NL80211_ATTR_STA_INFO], | |
5116 | stats_policy)) { | |
5117 | wpa_printf(MSG_DEBUG, "failed to parse nested attributes!"); | |
5118 | return NL_SKIP; | |
5119 | } | |
5120 | ||
5121 | if (stats[NL80211_STA_INFO_INACTIVE_TIME]) | |
5122 | data->inactive_msec = | |
5123 | nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]); | |
5124 | if (stats[NL80211_STA_INFO_RX_BYTES]) | |
5125 | data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]); | |
5126 | if (stats[NL80211_STA_INFO_TX_BYTES]) | |
5127 | data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]); | |
5128 | if (stats[NL80211_STA_INFO_RX_PACKETS]) | |
5129 | data->rx_packets = | |
5130 | nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]); | |
5131 | if (stats[NL80211_STA_INFO_TX_PACKETS]) | |
5132 | data->tx_packets = | |
5133 | nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]); | |
dc7785f8 YZ |
5134 | if (stats[NL80211_STA_INFO_TX_FAILED]) |
5135 | data->tx_retry_failed = | |
5136 | nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]); | |
c5121837 JM |
5137 | |
5138 | return NL_SKIP; | |
5139 | } | |
5140 | ||
9ebce9c5 JM |
5141 | static int i802_read_sta_data(struct i802_bss *bss, |
5142 | struct hostap_sta_driver_data *data, | |
c5121837 JM |
5143 | const u8 *addr) |
5144 | { | |
c5121837 JM |
5145 | struct nl_msg *msg; |
5146 | ||
5147 | os_memset(data, 0, sizeof(*data)); | |
c5121837 | 5148 | |
13f83980 JM |
5149 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) || |
5150 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) { | |
a862e4a3 JM |
5151 | nlmsg_free(msg); |
5152 | return -ENOBUFS; | |
5153 | } | |
c5121837 | 5154 | |
13f83980 | 5155 | return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data); |
c5121837 JM |
5156 | } |
5157 | ||
5158 | ||
c5121837 JM |
5159 | static int i802_set_tx_queue_params(void *priv, int queue, int aifs, |
5160 | int cw_min, int cw_max, int burst_time) | |
5161 | { | |
a2e40bb6 FF |
5162 | struct i802_bss *bss = priv; |
5163 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
c5121837 JM |
5164 | struct nl_msg *msg; |
5165 | struct nlattr *txq, *params; | |
5166 | ||
13f83980 | 5167 | msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY); |
c5121837 JM |
5168 | if (!msg) |
5169 | return -1; | |
5170 | ||
c5121837 JM |
5171 | txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS); |
5172 | if (!txq) | |
a862e4a3 | 5173 | goto fail; |
c5121837 JM |
5174 | |
5175 | /* We are only sending parameters for a single TXQ at a time */ | |
5176 | params = nla_nest_start(msg, 1); | |
5177 | if (!params) | |
a862e4a3 | 5178 | goto fail; |
c5121837 | 5179 | |
7e3c1781 JM |
5180 | switch (queue) { |
5181 | case 0: | |
a862e4a3 JM |
5182 | if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO)) |
5183 | goto fail; | |
7e3c1781 JM |
5184 | break; |
5185 | case 1: | |
a862e4a3 JM |
5186 | if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI)) |
5187 | goto fail; | |
7e3c1781 JM |
5188 | break; |
5189 | case 2: | |
a862e4a3 JM |
5190 | if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE)) |
5191 | goto fail; | |
7e3c1781 JM |
5192 | break; |
5193 | case 3: | |
a862e4a3 JM |
5194 | if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK)) |
5195 | goto fail; | |
7e3c1781 JM |
5196 | break; |
5197 | } | |
c5121837 JM |
5198 | /* Burst time is configured in units of 0.1 msec and TXOP parameter in |
5199 | * 32 usec, so need to convert the value here. */ | |
a862e4a3 JM |
5200 | if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP, |
5201 | (burst_time * 100 + 16) / 32) || | |
5202 | nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) || | |
5203 | nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) || | |
5204 | nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs)) | |
5205 | goto fail; | |
c5121837 JM |
5206 | |
5207 | nla_nest_end(msg, params); | |
5208 | ||
5209 | nla_nest_end(msg, txq); | |
5210 | ||
5211 | if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0) | |
5212 | return 0; | |
9e088e74 | 5213 | msg = NULL; |
a862e4a3 | 5214 | fail: |
9e088e74 | 5215 | nlmsg_free(msg); |
c5121837 JM |
5216 | return -1; |
5217 | } | |
5218 | ||
5219 | ||
9ebce9c5 | 5220 | static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr, |
c5121837 JM |
5221 | const char *ifname, int vlan_id) |
5222 | { | |
a2e40bb6 | 5223 | struct wpa_driver_nl80211_data *drv = bss->drv; |
c5121837 | 5224 | struct nl_msg *msg; |
a862e4a3 | 5225 | int ret; |
c5121837 | 5226 | |
bbc706a3 JM |
5227 | wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR |
5228 | ", ifname=%s[%d], vlan_id=%d)", | |
5229 | bss->ifname, if_nametoindex(bss->ifname), | |
5230 | MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id); | |
13f83980 | 5231 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) || |
a862e4a3 JM |
5232 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) || |
5233 | nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) { | |
5234 | nlmsg_free(msg); | |
5235 | return -ENOBUFS; | |
5236 | } | |
c5121837 | 5237 | |
cd1d72c1 JM |
5238 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
5239 | if (ret < 0) { | |
5240 | wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr=" | |
5241 | MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)", | |
5242 | MAC2STR(addr), ifname, vlan_id, ret, | |
5243 | strerror(-ret)); | |
5244 | } | |
cd1d72c1 | 5245 | return ret; |
c5121837 JM |
5246 | } |
5247 | ||
fbbfcbac | 5248 | |
c5121837 JM |
5249 | static int i802_get_inact_sec(void *priv, const u8 *addr) |
5250 | { | |
5251 | struct hostap_sta_driver_data data; | |
5252 | int ret; | |
5253 | ||
5254 | data.inactive_msec = (unsigned long) -1; | |
5255 | ret = i802_read_sta_data(priv, &data, addr); | |
b9749bac MH |
5256 | if (ret == -ENOENT) |
5257 | return -ENOENT; | |
c5121837 JM |
5258 | if (ret || data.inactive_msec == (unsigned long) -1) |
5259 | return -1; | |
5260 | return data.inactive_msec / 1000; | |
5261 | } | |
5262 | ||
5263 | ||
5264 | static int i802_sta_clear_stats(void *priv, const u8 *addr) | |
5265 | { | |
5266 | #if 0 | |
5267 | /* TODO */ | |
5268 | #endif | |
5269 | return 0; | |
5270 | } | |
5271 | ||
5272 | ||
731723a5 JM |
5273 | static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, |
5274 | int reason) | |
c5121837 | 5275 | { |
a2e40bb6 | 5276 | struct i802_bss *bss = priv; |
e1bd4e19 | 5277 | struct wpa_driver_nl80211_data *drv = bss->drv; |
c5121837 JM |
5278 | struct ieee80211_mgmt mgmt; |
5279 | ||
0d391b03 BC |
5280 | if (is_mesh_interface(drv->nlmode)) |
5281 | return -1; | |
5282 | ||
e1bd4e19 | 5283 | if (drv->device_ap_sme) |
59d7148a | 5284 | return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason); |
e1bd4e19 | 5285 | |
c5121837 JM |
5286 | memset(&mgmt, 0, sizeof(mgmt)); |
5287 | mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, | |
5288 | WLAN_FC_STYPE_DEAUTH); | |
5289 | memcpy(mgmt.da, addr, ETH_ALEN); | |
731723a5 JM |
5290 | memcpy(mgmt.sa, own_addr, ETH_ALEN); |
5291 | memcpy(mgmt.bssid, own_addr, ETH_ALEN); | |
c5121837 | 5292 | mgmt.u.deauth.reason_code = host_to_le16(reason); |
a2e40bb6 | 5293 | return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt, |
9f324b61 | 5294 | IEEE80211_HDRLEN + |
9ebce9c5 JM |
5295 | sizeof(mgmt.u.deauth), 0, 0, 0, 0, |
5296 | 0); | |
c5121837 JM |
5297 | } |
5298 | ||
5299 | ||
731723a5 JM |
5300 | static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr, |
5301 | int reason) | |
c5121837 | 5302 | { |
a2e40bb6 | 5303 | struct i802_bss *bss = priv; |
e1bd4e19 | 5304 | struct wpa_driver_nl80211_data *drv = bss->drv; |
c5121837 JM |
5305 | struct ieee80211_mgmt mgmt; |
5306 | ||
0d391b03 BC |
5307 | if (is_mesh_interface(drv->nlmode)) |
5308 | return -1; | |
5309 | ||
e1bd4e19 | 5310 | if (drv->device_ap_sme) |
59d7148a | 5311 | return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason); |
e1bd4e19 | 5312 | |
c5121837 JM |
5313 | memset(&mgmt, 0, sizeof(mgmt)); |
5314 | mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, | |
5315 | WLAN_FC_STYPE_DISASSOC); | |
5316 | memcpy(mgmt.da, addr, ETH_ALEN); | |
731723a5 JM |
5317 | memcpy(mgmt.sa, own_addr, ETH_ALEN); |
5318 | memcpy(mgmt.bssid, own_addr, ETH_ALEN); | |
c5121837 | 5319 | mgmt.u.disassoc.reason_code = host_to_le16(reason); |
a2e40bb6 | 5320 | return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt, |
9f324b61 | 5321 | IEEE80211_HDRLEN + |
9ebce9c5 JM |
5322 | sizeof(mgmt.u.disassoc), 0, 0, 0, 0, |
5323 | 0); | |
c5121837 JM |
5324 | } |
5325 | ||
5326 | ||
9b4d9c8b JM |
5327 | static void dump_ifidx(struct wpa_driver_nl80211_data *drv) |
5328 | { | |
5329 | char buf[200], *pos, *end; | |
5330 | int i, res; | |
5331 | ||
5332 | pos = buf; | |
5333 | end = pos + sizeof(buf); | |
5334 | ||
5335 | for (i = 0; i < drv->num_if_indices; i++) { | |
5336 | if (!drv->if_indices[i]) | |
5337 | continue; | |
5338 | res = os_snprintf(pos, end - pos, " %d", drv->if_indices[i]); | |
d85e1fc8 | 5339 | if (os_snprintf_error(end - pos, res)) |
9b4d9c8b JM |
5340 | break; |
5341 | pos += res; | |
5342 | } | |
5343 | *pos = '\0'; | |
5344 | ||
5345 | wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s", | |
5346 | drv->num_if_indices, buf); | |
5347 | } | |
5348 | ||
5349 | ||
f07ead6a JM |
5350 | static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx) |
5351 | { | |
5352 | int i; | |
5353 | int *old; | |
5354 | ||
5355 | wpa_printf(MSG_DEBUG, "nl80211: Add own interface ifindex %d", | |
5356 | ifidx); | |
b36935be MB |
5357 | if (have_ifidx(drv, ifidx)) { |
5358 | wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list", | |
5359 | ifidx); | |
5360 | return; | |
5361 | } | |
f07ead6a JM |
5362 | for (i = 0; i < drv->num_if_indices; i++) { |
5363 | if (drv->if_indices[i] == 0) { | |
5364 | drv->if_indices[i] = ifidx; | |
9b4d9c8b | 5365 | dump_ifidx(drv); |
f07ead6a JM |
5366 | return; |
5367 | } | |
5368 | } | |
5369 | ||
5370 | if (drv->if_indices != drv->default_if_indices) | |
5371 | old = drv->if_indices; | |
5372 | else | |
5373 | old = NULL; | |
5374 | ||
067ffa26 JM |
5375 | drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1, |
5376 | sizeof(int)); | |
f07ead6a JM |
5377 | if (!drv->if_indices) { |
5378 | if (!old) | |
5379 | drv->if_indices = drv->default_if_indices; | |
5380 | else | |
5381 | drv->if_indices = old; | |
5382 | wpa_printf(MSG_ERROR, "Failed to reallocate memory for " | |
5383 | "interfaces"); | |
5384 | wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx); | |
5385 | return; | |
5386 | } else if (!old) | |
5387 | os_memcpy(drv->if_indices, drv->default_if_indices, | |
5388 | sizeof(drv->default_if_indices)); | |
5389 | drv->if_indices[drv->num_if_indices] = ifidx; | |
5390 | drv->num_if_indices++; | |
9b4d9c8b | 5391 | dump_ifidx(drv); |
f07ead6a JM |
5392 | } |
5393 | ||
5394 | ||
5395 | static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx) | |
5396 | { | |
5397 | int i; | |
5398 | ||
5399 | for (i = 0; i < drv->num_if_indices; i++) { | |
5400 | if (drv->if_indices[i] == ifidx) { | |
5401 | drv->if_indices[i] = 0; | |
5402 | break; | |
5403 | } | |
5404 | } | |
9b4d9c8b | 5405 | dump_ifidx(drv); |
f07ead6a JM |
5406 | } |
5407 | ||
5408 | ||
5409 | static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx) | |
5410 | { | |
5411 | int i; | |
5412 | ||
5413 | for (i = 0; i < drv->num_if_indices; i++) | |
5414 | if (drv->if_indices[i] == ifidx) | |
5415 | return 1; | |
5416 | ||
5417 | return 0; | |
5418 | } | |
5419 | ||
5420 | ||
5421 | static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val, | |
0e80ea2c | 5422 | const char *bridge_ifname, char *ifname_wds) |
f07ead6a JM |
5423 | { |
5424 | struct i802_bss *bss = priv; | |
5425 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
5426 | char name[IFNAMSIZ + 1]; | |
5427 | ||
5428 | os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid); | |
69dd2967 SM |
5429 | if (ifname_wds) |
5430 | os_strlcpy(ifname_wds, name, IFNAMSIZ + 1); | |
5431 | ||
f07ead6a JM |
5432 | wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR |
5433 | " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name); | |
5434 | if (val) { | |
5435 | if (!if_nametoindex(name)) { | |
5436 | if (nl80211_create_iface(drv, name, | |
5437 | NL80211_IFTYPE_AP_VLAN, | |
2aec4f3c JM |
5438 | bss->addr, 1, NULL, NULL, 0) < |
5439 | 0) | |
f07ead6a JM |
5440 | return -1; |
5441 | if (bridge_ifname && | |
c81eff1a BG |
5442 | linux_br_add_if(drv->global->ioctl_sock, |
5443 | bridge_ifname, name) < 0) | |
f07ead6a JM |
5444 | return -1; |
5445 | } | |
75227f3a JM |
5446 | if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) { |
5447 | wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA " | |
5448 | "interface %s up", name); | |
5449 | } | |
f07ead6a JM |
5450 | return i802_set_sta_vlan(priv, addr, name, 0); |
5451 | } else { | |
c34e618d FF |
5452 | if (bridge_ifname) |
5453 | linux_br_del_if(drv->global->ioctl_sock, bridge_ifname, | |
5454 | name); | |
5455 | ||
f07ead6a | 5456 | i802_set_sta_vlan(priv, addr, bss->ifname, 0); |
d0595b25 FF |
5457 | nl80211_remove_iface(drv, if_nametoindex(name)); |
5458 | return 0; | |
f07ead6a JM |
5459 | } |
5460 | } | |
5461 | ||
5462 | ||
5463 | static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx) | |
5464 | { | |
5465 | struct wpa_driver_nl80211_data *drv = eloop_ctx; | |
5466 | struct sockaddr_ll lladdr; | |
5467 | unsigned char buf[3000]; | |
5468 | int len; | |
5469 | socklen_t fromlen = sizeof(lladdr); | |
5470 | ||
5471 | len = recvfrom(sock, buf, sizeof(buf), 0, | |
5472 | (struct sockaddr *)&lladdr, &fromlen); | |
5473 | if (len < 0) { | |
7ac3616d JM |
5474 | wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s", |
5475 | strerror(errno)); | |
f07ead6a JM |
5476 | return; |
5477 | } | |
5478 | ||
5479 | if (have_ifidx(drv, lladdr.sll_ifindex)) | |
5480 | drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len); | |
5481 | } | |
5482 | ||
5483 | ||
94627f6c | 5484 | static int i802_check_bridge(struct wpa_driver_nl80211_data *drv, |
e17a2477 | 5485 | struct i802_bss *bss, |
94627f6c JM |
5486 | const char *brname, const char *ifname) |
5487 | { | |
6c6678e7 | 5488 | int br_ifindex; |
94627f6c JM |
5489 | char in_br[IFNAMSIZ]; |
5490 | ||
e17a2477 | 5491 | os_strlcpy(bss->brname, brname, IFNAMSIZ); |
6c6678e7 | 5492 | br_ifindex = if_nametoindex(brname); |
6c6678e7 | 5493 | if (br_ifindex == 0) { |
94627f6c JM |
5494 | /* |
5495 | * Bridge was configured, but the bridge device does | |
5496 | * not exist. Try to add it now. | |
5497 | */ | |
c81eff1a | 5498 | if (linux_br_add(drv->global->ioctl_sock, brname) < 0) { |
94627f6c JM |
5499 | wpa_printf(MSG_ERROR, "nl80211: Failed to add the " |
5500 | "bridge interface %s: %s", | |
5501 | brname, strerror(errno)); | |
5502 | return -1; | |
5503 | } | |
e17a2477 | 5504 | bss->added_bridge = 1; |
8997613c JM |
5505 | br_ifindex = if_nametoindex(brname); |
5506 | add_ifidx(drv, br_ifindex); | |
94627f6c | 5507 | } |
8997613c | 5508 | bss->br_ifindex = br_ifindex; |
94627f6c JM |
5509 | |
5510 | if (linux_br_get(in_br, ifname) == 0) { | |
5511 | if (os_strcmp(in_br, brname) == 0) | |
5512 | return 0; /* already in the bridge */ | |
5513 | ||
5514 | wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from " | |
5515 | "bridge %s", ifname, in_br); | |
c81eff1a BG |
5516 | if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) < |
5517 | 0) { | |
94627f6c JM |
5518 | wpa_printf(MSG_ERROR, "nl80211: Failed to " |
5519 | "remove interface %s from bridge " | |
5520 | "%s: %s", | |
5521 | ifname, brname, strerror(errno)); | |
5522 | return -1; | |
5523 | } | |
5524 | } | |
5525 | ||
5526 | wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s", | |
5527 | ifname, brname); | |
c81eff1a | 5528 | if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) { |
94627f6c JM |
5529 | wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s " |
5530 | "into bridge %s: %s", | |
5531 | ifname, brname, strerror(errno)); | |
5532 | return -1; | |
5533 | } | |
e17a2477 | 5534 | bss->added_if_into_bridge = 1; |
94627f6c JM |
5535 | |
5536 | return 0; | |
5537 | } | |
5538 | ||
5539 | ||
92f475b4 JM |
5540 | static void *i802_init(struct hostapd_data *hapd, |
5541 | struct wpa_init_params *params) | |
c5121837 JM |
5542 | { |
5543 | struct wpa_driver_nl80211_data *drv; | |
a2e40bb6 | 5544 | struct i802_bss *bss; |
c5121837 | 5545 | size_t i; |
94627f6c JM |
5546 | char brname[IFNAMSIZ]; |
5547 | int ifindex, br_ifindex; | |
5548 | int br_added = 0; | |
c5121837 | 5549 | |
0d547d5f JM |
5550 | bss = wpa_driver_nl80211_drv_init(hapd, params->ifname, |
5551 | params->global_priv, 1, | |
0ecff8d7 | 5552 | params->bssid, params->driver_params); |
a2e40bb6 | 5553 | if (bss == NULL) |
c5121837 | 5554 | return NULL; |
c5121837 | 5555 | |
a2e40bb6 | 5556 | drv = bss->drv; |
7635bfb0 | 5557 | |
94627f6c JM |
5558 | if (linux_br_get(brname, params->ifname) == 0) { |
5559 | wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s", | |
5560 | params->ifname, brname); | |
5561 | br_ifindex = if_nametoindex(brname); | |
392dfd37 | 5562 | os_strlcpy(bss->brname, brname, IFNAMSIZ); |
94627f6c JM |
5563 | } else { |
5564 | brname[0] = '\0'; | |
5565 | br_ifindex = 0; | |
5566 | } | |
6c6678e7 | 5567 | bss->br_ifindex = br_ifindex; |
94627f6c | 5568 | |
92f475b4 | 5569 | for (i = 0; i < params->num_bridge; i++) { |
94627f6c JM |
5570 | if (params->bridge[i]) { |
5571 | ifindex = if_nametoindex(params->bridge[i]); | |
5572 | if (ifindex) | |
5573 | add_ifidx(drv, ifindex); | |
5574 | if (ifindex == br_ifindex) | |
5575 | br_added = 1; | |
5576 | } | |
c5121837 | 5577 | } |
c5121837 | 5578 | |
ad1e68e6 JM |
5579 | /* start listening for EAPOL on the default AP interface */ |
5580 | add_ifidx(drv, drv->ifindex); | |
5581 | ||
5ef8e39f JM |
5582 | if (params->num_bridge && params->bridge[0]) { |
5583 | if (i802_check_bridge(drv, bss, params->bridge[0], | |
5584 | params->ifname) < 0) | |
5585 | goto failed; | |
5586 | if (os_strcmp(params->bridge[0], brname) != 0) | |
5587 | br_added = 1; | |
5588 | } | |
5589 | ||
5590 | if (!br_added && br_ifindex && | |
5591 | (params->num_bridge == 0 || !params->bridge[0])) | |
5592 | add_ifidx(drv, br_ifindex); | |
94627f6c | 5593 | |
97ed9a06 KP |
5594 | #ifdef CONFIG_LIBNL3_ROUTE |
5595 | if (bss->added_if_into_bridge) { | |
5596 | drv->rtnl_sk = nl_socket_alloc(); | |
5597 | if (drv->rtnl_sk == NULL) { | |
5598 | wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock"); | |
5599 | goto failed; | |
5600 | } | |
5601 | ||
5602 | if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) { | |
5603 | wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s", | |
5604 | strerror(errno)); | |
5605 | goto failed; | |
5606 | } | |
5607 | } | |
5608 | #endif /* CONFIG_LIBNL3_ROUTE */ | |
5609 | ||
ad1e68e6 JM |
5610 | drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE)); |
5611 | if (drv->eapol_sock < 0) { | |
7ac3616d JM |
5612 | wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s", |
5613 | strerror(errno)); | |
bbaf0837 | 5614 | goto failed; |
ad1e68e6 JM |
5615 | } |
5616 | ||
5617 | if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL)) | |
5618 | { | |
7ac3616d | 5619 | wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol"); |
c5121837 | 5620 | goto failed; |
ad1e68e6 JM |
5621 | } |
5622 | ||
c81eff1a BG |
5623 | if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname, |
5624 | params->own_addr)) | |
bbaf0837 | 5625 | goto failed; |
fee354c7 | 5626 | os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN); |
c5121837 | 5627 | |
341eebee JB |
5628 | memcpy(bss->addr, params->own_addr, ETH_ALEN); |
5629 | ||
a2e40bb6 | 5630 | return bss; |
c5121837 JM |
5631 | |
5632 | failed: | |
7635bfb0 | 5633 | wpa_driver_nl80211_deinit(bss); |
bbaf0837 JM |
5634 | return NULL; |
5635 | } | |
c5121837 | 5636 | |
c5121837 | 5637 | |
bbaf0837 JM |
5638 | static void i802_deinit(void *priv) |
5639 | { | |
9ebce9c5 JM |
5640 | struct i802_bss *bss = priv; |
5641 | wpa_driver_nl80211_deinit(bss); | |
c5121837 JM |
5642 | } |
5643 | ||
c5121837 | 5644 | |
22a7c9d7 JM |
5645 | static enum nl80211_iftype wpa_driver_nl80211_if_type( |
5646 | enum wpa_driver_if_type type) | |
5647 | { | |
5648 | switch (type) { | |
5649 | case WPA_IF_STATION: | |
9f51b113 | 5650 | return NL80211_IFTYPE_STATION; |
75bde05d JM |
5651 | case WPA_IF_P2P_CLIENT: |
5652 | case WPA_IF_P2P_GROUP: | |
9f51b113 | 5653 | return NL80211_IFTYPE_P2P_CLIENT; |
22a7c9d7 JM |
5654 | case WPA_IF_AP_VLAN: |
5655 | return NL80211_IFTYPE_AP_VLAN; | |
5656 | case WPA_IF_AP_BSS: | |
5657 | return NL80211_IFTYPE_AP; | |
9f51b113 JB |
5658 | case WPA_IF_P2P_GO: |
5659 | return NL80211_IFTYPE_P2P_GO; | |
7aad838c NS |
5660 | case WPA_IF_P2P_DEVICE: |
5661 | return NL80211_IFTYPE_P2P_DEVICE; | |
5b78493f MH |
5662 | case WPA_IF_MESH: |
5663 | return NL80211_IFTYPE_MESH_POINT; | |
22a7c9d7 JM |
5664 | } |
5665 | return -1; | |
5666 | } | |
5667 | ||
5668 | ||
5b78493f | 5669 | #if defined(CONFIG_P2P) || defined(CONFIG_MESH) |
482856c8 | 5670 | |
f2ed8023 JM |
5671 | static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr) |
5672 | { | |
5673 | struct wpa_driver_nl80211_data *drv; | |
5674 | dl_list_for_each(drv, &global->interfaces, | |
5675 | struct wpa_driver_nl80211_data, list) { | |
834ee56f | 5676 | if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0) |
f2ed8023 JM |
5677 | return 1; |
5678 | } | |
5679 | return 0; | |
5680 | } | |
5681 | ||
5682 | ||
5b78493f | 5683 | static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr) |
f2ed8023 JM |
5684 | { |
5685 | unsigned int idx; | |
5686 | ||
5687 | if (!drv->global) | |
5688 | return -1; | |
5689 | ||
834ee56f | 5690 | os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN); |
f2ed8023 | 5691 | for (idx = 0; idx < 64; idx++) { |
834ee56f | 5692 | new_addr[0] = drv->first_bss->addr[0] | 0x02; |
f2ed8023 JM |
5693 | new_addr[0] ^= idx << 2; |
5694 | if (!nl80211_addr_in_use(drv->global, new_addr)) | |
5695 | break; | |
5696 | } | |
5697 | if (idx == 64) | |
5698 | return -1; | |
5699 | ||
5b78493f | 5700 | wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address " |
f2ed8023 JM |
5701 | MACSTR, MAC2STR(new_addr)); |
5702 | ||
5703 | return 0; | |
5704 | } | |
5705 | ||
5b78493f | 5706 | #endif /* CONFIG_P2P || CONFIG_MESH */ |
482856c8 | 5707 | |
f2ed8023 | 5708 | |
f632e483 AS |
5709 | struct wdev_info { |
5710 | u64 wdev_id; | |
5711 | int wdev_id_set; | |
5712 | u8 macaddr[ETH_ALEN]; | |
5713 | }; | |
5714 | ||
5715 | static int nl80211_wdev_handler(struct nl_msg *msg, void *arg) | |
e472e1b4 AS |
5716 | { |
5717 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
5718 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
f632e483 | 5719 | struct wdev_info *wi = arg; |
e472e1b4 AS |
5720 | |
5721 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
5722 | genlmsg_attrlen(gnlh, 0), NULL); | |
5723 | if (tb[NL80211_ATTR_WDEV]) { | |
f632e483 AS |
5724 | wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]); |
5725 | wi->wdev_id_set = 1; | |
e472e1b4 AS |
5726 | } |
5727 | ||
5728 | if (tb[NL80211_ATTR_MAC]) | |
f632e483 | 5729 | os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]), |
e472e1b4 AS |
5730 | ETH_ALEN); |
5731 | ||
5732 | return NL_SKIP; | |
5733 | } | |
5734 | ||
5735 | ||
7ab68865 | 5736 | static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type, |
8043e725 | 5737 | const char *ifname, const u8 *addr, |
f3585c8a | 5738 | void *bss_ctx, void **drv_priv, |
e17a2477 | 5739 | char *force_ifname, u8 *if_addr, |
2aec4f3c | 5740 | const char *bridge, int use_existing) |
22a7c9d7 | 5741 | { |
e472e1b4 | 5742 | enum nl80211_iftype nlmode; |
a2e40bb6 FF |
5743 | struct i802_bss *bss = priv; |
5744 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
22a7c9d7 | 5745 | int ifidx; |
2aec4f3c | 5746 | int added = 1; |
22a7c9d7 | 5747 | |
f3585c8a JM |
5748 | if (addr) |
5749 | os_memcpy(if_addr, addr, ETH_ALEN); | |
e472e1b4 AS |
5750 | nlmode = wpa_driver_nl80211_if_type(type); |
5751 | if (nlmode == NL80211_IFTYPE_P2P_DEVICE) { | |
f632e483 AS |
5752 | struct wdev_info p2pdev_info; |
5753 | ||
5754 | os_memset(&p2pdev_info, 0, sizeof(p2pdev_info)); | |
e472e1b4 | 5755 | ifidx = nl80211_create_iface(drv, ifname, nlmode, addr, |
f632e483 | 5756 | 0, nl80211_wdev_handler, |
2aec4f3c | 5757 | &p2pdev_info, use_existing); |
f632e483 | 5758 | if (!p2pdev_info.wdev_id_set || ifidx != 0) { |
e472e1b4 AS |
5759 | wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s", |
5760 | ifname); | |
e472e1b4 AS |
5761 | return -1; |
5762 | } | |
f632e483 AS |
5763 | |
5764 | drv->global->if_add_wdevid = p2pdev_info.wdev_id; | |
5765 | drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set; | |
5766 | if (!is_zero_ether_addr(p2pdev_info.macaddr)) | |
5767 | os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN); | |
5768 | wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created", | |
5769 | ifname, | |
5770 | (long long unsigned int) p2pdev_info.wdev_id); | |
e472e1b4 AS |
5771 | } else { |
5772 | ifidx = nl80211_create_iface(drv, ifname, nlmode, addr, | |
2aec4f3c JM |
5773 | 0, NULL, NULL, use_existing); |
5774 | if (use_existing && ifidx == -ENFILE) { | |
5775 | added = 0; | |
5776 | ifidx = if_nametoindex(ifname); | |
5777 | } else if (ifidx < 0) { | |
e472e1b4 AS |
5778 | return -1; |
5779 | } | |
22a7c9d7 JM |
5780 | } |
5781 | ||
ab7a1add AS |
5782 | if (!addr) { |
5783 | if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) | |
5784 | os_memcpy(if_addr, bss->addr, ETH_ALEN); | |
5785 | else if (linux_get_ifhwaddr(drv->global->ioctl_sock, | |
5786 | bss->ifname, if_addr) < 0) { | |
2aec4f3c JM |
5787 | if (added) |
5788 | nl80211_remove_iface(drv, ifidx); | |
ab7a1add AS |
5789 | return -1; |
5790 | } | |
c55f774d JM |
5791 | } |
5792 | ||
5b78493f | 5793 | #if defined(CONFIG_P2P) || defined(CONFIG_MESH) |
c55f774d JM |
5794 | if (!addr && |
5795 | (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP || | |
5b78493f | 5796 | type == WPA_IF_P2P_GO || type == WPA_IF_MESH)) { |
c55f774d | 5797 | /* Enforce unique P2P Interface Address */ |
ab7a1add | 5798 | u8 new_addr[ETH_ALEN]; |
c55f774d | 5799 | |
ab7a1add | 5800 | if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname, |
c81eff1a | 5801 | new_addr) < 0) { |
ea39367c MK |
5802 | if (added) |
5803 | nl80211_remove_iface(drv, ifidx); | |
c55f774d JM |
5804 | return -1; |
5805 | } | |
f608081c | 5806 | if (nl80211_addr_in_use(drv->global, new_addr)) { |
c55f774d | 5807 | wpa_printf(MSG_DEBUG, "nl80211: Allocate new address " |
5b78493f MH |
5808 | "for %s interface", type == WPA_IF_MESH ? |
5809 | "mesh" : "P2P group"); | |
5810 | if (nl80211_vif_addr(drv, new_addr) < 0) { | |
ea39367c MK |
5811 | if (added) |
5812 | nl80211_remove_iface(drv, ifidx); | |
c55f774d JM |
5813 | return -1; |
5814 | } | |
c81eff1a | 5815 | if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, |
c55f774d | 5816 | new_addr) < 0) { |
ea39367c MK |
5817 | if (added) |
5818 | nl80211_remove_iface(drv, ifidx); | |
c55f774d JM |
5819 | return -1; |
5820 | } | |
c55f774d | 5821 | } |
f67eeb5c | 5822 | os_memcpy(if_addr, new_addr, ETH_ALEN); |
c55f774d | 5823 | } |
5b78493f | 5824 | #endif /* CONFIG_P2P || CONFIG_MESH */ |
f3585c8a | 5825 | |
22a7c9d7 | 5826 | if (type == WPA_IF_AP_BSS) { |
f5eb9da3 JM |
5827 | struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss)); |
5828 | if (new_bss == NULL) { | |
2aec4f3c JM |
5829 | if (added) |
5830 | nl80211_remove_iface(drv, ifidx); | |
f5eb9da3 JM |
5831 | return -1; |
5832 | } | |
5833 | ||
5834 | if (bridge && | |
5835 | i802_check_bridge(drv, new_bss, bridge, ifname) < 0) { | |
5836 | wpa_printf(MSG_ERROR, "nl80211: Failed to add the new " | |
5837 | "interface %s to a bridge %s", | |
5838 | ifname, bridge); | |
2aec4f3c JM |
5839 | if (added) |
5840 | nl80211_remove_iface(drv, ifidx); | |
f5eb9da3 JM |
5841 | os_free(new_bss); |
5842 | return -1; | |
5843 | } | |
5844 | ||
c81eff1a BG |
5845 | if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1)) |
5846 | { | |
ea39367c MK |
5847 | if (added) |
5848 | nl80211_remove_iface(drv, ifidx); | |
07179987 | 5849 | os_free(new_bss); |
22a7c9d7 JM |
5850 | return -1; |
5851 | } | |
a2e40bb6 | 5852 | os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ); |
341eebee | 5853 | os_memcpy(new_bss->addr, if_addr, ETH_ALEN); |
a2e40bb6 FF |
5854 | new_bss->ifindex = ifidx; |
5855 | new_bss->drv = drv; | |
834ee56f KP |
5856 | new_bss->next = drv->first_bss->next; |
5857 | new_bss->freq = drv->first_bss->freq; | |
a5e1eb20 | 5858 | new_bss->ctx = bss_ctx; |
2aec4f3c | 5859 | new_bss->added_if = added; |
834ee56f | 5860 | drv->first_bss->next = new_bss; |
a2e40bb6 FF |
5861 | if (drv_priv) |
5862 | *drv_priv = new_bss; | |
cc7a48d1 | 5863 | nl80211_init_bss(new_bss); |
3dd1d890 YAP |
5864 | |
5865 | /* Subscribe management frames for this WPA_IF_AP_BSS */ | |
5866 | if (nl80211_setup_ap(new_bss)) | |
5867 | return -1; | |
22a7c9d7 | 5868 | } |
22a7c9d7 | 5869 | |
ff6a158b JM |
5870 | if (drv->global) |
5871 | drv->global->if_add_ifindex = ifidx; | |
5872 | ||
d1bb7aed JJ |
5873 | /* |
5874 | * Some virtual interfaces need to process EAPOL packets and events on | |
5875 | * the parent interface. This is used mainly with hostapd. | |
5876 | */ | |
5877 | if (ifidx > 0 && | |
5878 | (drv->hostapd || | |
5879 | nlmode == NL80211_IFTYPE_AP_VLAN || | |
5880 | nlmode == NL80211_IFTYPE_WDS || | |
5881 | nlmode == NL80211_IFTYPE_MONITOR)) | |
b36935be MB |
5882 | add_ifidx(drv, ifidx); |
5883 | ||
22a7c9d7 JM |
5884 | return 0; |
5885 | } | |
5886 | ||
5887 | ||
9ebce9c5 | 5888 | static int wpa_driver_nl80211_if_remove(struct i802_bss *bss, |
22a7c9d7 JM |
5889 | enum wpa_driver_if_type type, |
5890 | const char *ifname) | |
5891 | { | |
a2e40bb6 | 5892 | struct wpa_driver_nl80211_data *drv = bss->drv; |
22a7c9d7 JM |
5893 | int ifindex = if_nametoindex(ifname); |
5894 | ||
2aec4f3c JM |
5895 | wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d", |
5896 | __func__, type, ifname, ifindex, bss->added_if); | |
158b090c | 5897 | if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex)) |
2b72df63 | 5898 | nl80211_remove_iface(drv, ifindex); |
de884303 JM |
5899 | else if (ifindex > 0 && !bss->added_if) { |
5900 | struct wpa_driver_nl80211_data *drv2; | |
5901 | dl_list_for_each(drv2, &drv->global->interfaces, | |
5902 | struct wpa_driver_nl80211_data, list) | |
5903 | del_ifidx(drv2, ifindex); | |
5904 | } | |
c34e618d | 5905 | |
c34e618d FF |
5906 | if (type != WPA_IF_AP_BSS) |
5907 | return 0; | |
5908 | ||
e17a2477 | 5909 | if (bss->added_if_into_bridge) { |
c81eff1a BG |
5910 | if (linux_br_del_if(drv->global->ioctl_sock, bss->brname, |
5911 | bss->ifname) < 0) | |
e17a2477 JM |
5912 | wpa_printf(MSG_INFO, "nl80211: Failed to remove " |
5913 | "interface %s from bridge %s: %s", | |
5914 | bss->ifname, bss->brname, strerror(errno)); | |
5915 | } | |
5916 | if (bss->added_bridge) { | |
c81eff1a | 5917 | if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0) |
e17a2477 JM |
5918 | wpa_printf(MSG_INFO, "nl80211: Failed to remove " |
5919 | "bridge %s: %s", | |
5920 | bss->brname, strerror(errno)); | |
5921 | } | |
a2e40bb6 | 5922 | |
834ee56f | 5923 | if (bss != drv->first_bss) { |
8546ea19 | 5924 | struct i802_bss *tbss; |
a2e40bb6 | 5925 | |
2aec4f3c | 5926 | wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it"); |
834ee56f | 5927 | for (tbss = drv->first_bss; tbss; tbss = tbss->next) { |
8546ea19 JM |
5928 | if (tbss->next == bss) { |
5929 | tbss->next = bss->next; | |
3dd1d890 YAP |
5930 | /* Unsubscribe management frames */ |
5931 | nl80211_teardown_ap(bss); | |
cc7a48d1 | 5932 | nl80211_destroy_bss(bss); |
5c9da160 MB |
5933 | if (!bss->added_if) |
5934 | i802_set_iface_flags(bss, 0); | |
8546ea19 JM |
5935 | os_free(bss); |
5936 | bss = NULL; | |
5937 | break; | |
5938 | } | |
22a7c9d7 | 5939 | } |
8546ea19 JM |
5940 | if (bss) |
5941 | wpa_printf(MSG_INFO, "nl80211: %s - could not find " | |
5942 | "BSS %p in the list", __func__, bss); | |
390e489c | 5943 | } else { |
2aec4f3c | 5944 | wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context"); |
390e489c | 5945 | nl80211_teardown_ap(bss); |
2aec4f3c JM |
5946 | if (!bss->added_if && !drv->first_bss->next) |
5947 | wpa_driver_nl80211_del_beacon(drv); | |
390e489c | 5948 | nl80211_destroy_bss(bss); |
2aec4f3c JM |
5949 | if (!bss->added_if) |
5950 | i802_set_iface_flags(bss, 0); | |
390e489c KP |
5951 | if (drv->first_bss->next) { |
5952 | drv->first_bss = drv->first_bss->next; | |
5953 | drv->ctx = drv->first_bss->ctx; | |
5954 | os_free(bss); | |
5955 | } else { | |
5956 | wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to"); | |
5957 | } | |
22a7c9d7 | 5958 | } |
22a7c9d7 JM |
5959 | |
5960 | return 0; | |
5961 | } | |
5962 | ||
5963 | ||
55777702 JM |
5964 | static int cookie_handler(struct nl_msg *msg, void *arg) |
5965 | { | |
5966 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
5967 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
5968 | u64 *cookie = arg; | |
5969 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
5970 | genlmsg_attrlen(gnlh, 0), NULL); | |
5971 | if (tb[NL80211_ATTR_COOKIE]) | |
5972 | *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]); | |
5973 | return NL_SKIP; | |
5974 | } | |
5975 | ||
5976 | ||
88df0ef7 | 5977 | static int nl80211_send_frame_cmd(struct i802_bss *bss, |
5dfca53f JB |
5978 | unsigned int freq, unsigned int wait, |
5979 | const u8 *buf, size_t buf_len, | |
88df0ef7 JB |
5980 | u64 *cookie_out, int no_cck, int no_ack, |
5981 | int offchanok) | |
9884f9cc | 5982 | { |
88df0ef7 | 5983 | struct wpa_driver_nl80211_data *drv = bss->drv; |
9884f9cc JB |
5984 | struct nl_msg *msg; |
5985 | u64 cookie; | |
5986 | int ret = -1; | |
5987 | ||
cc2ada86 | 5988 | wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d " |
2e3e4566 JM |
5989 | "no_ack=%d offchanok=%d", |
5990 | freq, wait, no_cck, no_ack, offchanok); | |
c91f796f | 5991 | wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len); |
9884f9cc | 5992 | |
56f77852 | 5993 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) || |
a862e4a3 JM |
5994 | (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) || |
5995 | (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) || | |
5996 | (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) || | |
5997 | drv->test_use_roc_tx) && | |
5998 | nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) || | |
5999 | (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) || | |
6000 | (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) || | |
6001 | nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf)) | |
6002 | goto fail; | |
9884f9cc JB |
6003 | |
6004 | cookie = 0; | |
6005 | ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie); | |
6006 | msg = NULL; | |
6007 | if (ret) { | |
6008 | wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d " | |
a05225c8 JM |
6009 | "(%s) (freq=%u wait=%u)", ret, strerror(-ret), |
6010 | freq, wait); | |
a862e4a3 JM |
6011 | } else { |
6012 | wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; " | |
6013 | "cookie 0x%llx", no_ack ? " (no ACK)" : "", | |
6014 | (long long unsigned int) cookie); | |
9884f9cc | 6015 | |
a862e4a3 JM |
6016 | if (cookie_out) |
6017 | *cookie_out = no_ack ? (u64) -1 : cookie; | |
6018 | } | |
9884f9cc | 6019 | |
a862e4a3 | 6020 | fail: |
9884f9cc JB |
6021 | nlmsg_free(msg); |
6022 | return ret; | |
6023 | } | |
6024 | ||
6025 | ||
9ebce9c5 JM |
6026 | static int wpa_driver_nl80211_send_action(struct i802_bss *bss, |
6027 | unsigned int freq, | |
190b9062 | 6028 | unsigned int wait_time, |
58f6fbe0 JM |
6029 | const u8 *dst, const u8 *src, |
6030 | const u8 *bssid, | |
b106173a JM |
6031 | const u8 *data, size_t data_len, |
6032 | int no_cck) | |
58f6fbe0 | 6033 | { |
a2e40bb6 | 6034 | struct wpa_driver_nl80211_data *drv = bss->drv; |
58f6fbe0 | 6035 | int ret = -1; |
58f6fbe0 JM |
6036 | u8 *buf; |
6037 | struct ieee80211_hdr *hdr; | |
58f6fbe0 | 6038 | |
5dfca53f | 6039 | wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, " |
55231068 JM |
6040 | "freq=%u MHz wait=%d ms no_cck=%d)", |
6041 | drv->ifindex, freq, wait_time, no_cck); | |
58f6fbe0 JM |
6042 | |
6043 | buf = os_zalloc(24 + data_len); | |
6044 | if (buf == NULL) | |
6045 | return ret; | |
6046 | os_memcpy(buf + 24, data, data_len); | |
6047 | hdr = (struct ieee80211_hdr *) buf; | |
6048 | hdr->frame_control = | |
6049 | IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION); | |
6050 | os_memcpy(hdr->addr1, dst, ETH_ALEN); | |
6051 | os_memcpy(hdr->addr2, src, ETH_ALEN); | |
6052 | os_memcpy(hdr->addr3, bssid, ETH_ALEN); | |
6053 | ||
f78f2785 JM |
6054 | if (is_ap_interface(drv->nlmode) && |
6055 | (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) || | |
6056 | (int) freq == bss->freq || drv->device_ap_sme || | |
6057 | !drv->use_monitor)) | |
9ebce9c5 JM |
6058 | ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len, |
6059 | 0, freq, no_cck, 1, | |
6060 | wait_time); | |
9884f9cc | 6061 | else |
88df0ef7 | 6062 | ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf, |
5dfca53f | 6063 | 24 + data_len, |
b106173a | 6064 | &drv->send_action_cookie, |
88df0ef7 | 6065 | no_cck, 0, 1); |
58f6fbe0 | 6066 | |
f8bf1421 | 6067 | os_free(buf); |
58f6fbe0 JM |
6068 | return ret; |
6069 | } | |
6070 | ||
6071 | ||
5dfca53f JB |
6072 | static void wpa_driver_nl80211_send_action_cancel_wait(void *priv) |
6073 | { | |
6074 | struct i802_bss *bss = priv; | |
6075 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6076 | struct nl_msg *msg; | |
6077 | int ret; | |
6078 | ||
316a9e4d JM |
6079 | wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx", |
6080 | (long long unsigned int) drv->send_action_cookie); | |
56f77852 | 6081 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) || |
a862e4a3 JM |
6082 | nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->send_action_cookie)) { |
6083 | nlmsg_free(msg); | |
6084 | return; | |
6085 | } | |
5dfca53f JB |
6086 | |
6087 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
5dfca53f JB |
6088 | if (ret) |
6089 | wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d " | |
6090 | "(%s)", ret, strerror(-ret)); | |
5dfca53f JB |
6091 | } |
6092 | ||
6093 | ||
55777702 JM |
6094 | static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq, |
6095 | unsigned int duration) | |
6096 | { | |
a2e40bb6 FF |
6097 | struct i802_bss *bss = priv; |
6098 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
55777702 JM |
6099 | struct nl_msg *msg; |
6100 | int ret; | |
6101 | u64 cookie; | |
6102 | ||
56f77852 | 6103 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) || |
a862e4a3 JM |
6104 | nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) || |
6105 | nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) { | |
6106 | nlmsg_free(msg); | |
6107 | return -1; | |
6108 | } | |
55777702 JM |
6109 | |
6110 | cookie = 0; | |
6111 | ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie); | |
6112 | if (ret == 0) { | |
6113 | wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie " | |
6114 | "0x%llx for freq=%u MHz duration=%u", | |
6115 | (long long unsigned int) cookie, freq, duration); | |
6116 | drv->remain_on_chan_cookie = cookie; | |
531f0331 | 6117 | drv->pending_remain_on_chan = 1; |
55777702 JM |
6118 | return 0; |
6119 | } | |
6120 | wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel " | |
15ed5535 JM |
6121 | "(freq=%d duration=%u): %d (%s)", |
6122 | freq, duration, ret, strerror(-ret)); | |
55777702 JM |
6123 | return -1; |
6124 | } | |
6125 | ||
6126 | ||
6127 | static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv) | |
6128 | { | |
a2e40bb6 FF |
6129 | struct i802_bss *bss = priv; |
6130 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
55777702 JM |
6131 | struct nl_msg *msg; |
6132 | int ret; | |
6133 | ||
6134 | if (!drv->pending_remain_on_chan) { | |
6135 | wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel " | |
6136 | "to cancel"); | |
6137 | return -1; | |
6138 | } | |
6139 | ||
6140 | wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie " | |
6141 | "0x%llx", | |
6142 | (long long unsigned int) drv->remain_on_chan_cookie); | |
6143 | ||
56f77852 JM |
6144 | msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL); |
6145 | if (!msg || | |
a862e4a3 JM |
6146 | nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) { |
6147 | nlmsg_free(msg); | |
6148 | return -1; | |
6149 | } | |
55777702 JM |
6150 | |
6151 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
6152 | if (ret == 0) | |
6153 | return 0; | |
6154 | wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: " | |
6155 | "%d (%s)", ret, strerror(-ret)); | |
55777702 JM |
6156 | return -1; |
6157 | } | |
6158 | ||
6159 | ||
9ebce9c5 | 6160 | static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report) |
504e905c | 6161 | { |
a2e40bb6 | 6162 | struct wpa_driver_nl80211_data *drv = bss->drv; |
504e905c | 6163 | |
5582a5d1 | 6164 | if (!report) { |
0d891981 | 6165 | if (bss->nl_preq && drv->device_ap_sme && |
b8d87ed2 AP |
6166 | is_ap_interface(drv->nlmode) && !bss->in_deinit && |
6167 | !bss->static_ap) { | |
0d891981 JM |
6168 | /* |
6169 | * Do not disable Probe Request reporting that was | |
6170 | * enabled in nl80211_setup_ap(). | |
6171 | */ | |
6172 | wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of " | |
6173 | "Probe Request reporting nl_preq=%p while " | |
6174 | "in AP mode", bss->nl_preq); | |
6175 | } else if (bss->nl_preq) { | |
36488c05 JM |
6176 | wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request " |
6177 | "reporting nl_preq=%p", bss->nl_preq); | |
5f65e9f7 | 6178 | nl80211_destroy_eloop_handle(&bss->nl_preq); |
5582a5d1 JB |
6179 | } |
6180 | return 0; | |
6181 | } | |
6182 | ||
481234cf | 6183 | if (bss->nl_preq) { |
5582a5d1 | 6184 | wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting " |
36488c05 | 6185 | "already on! nl_preq=%p", bss->nl_preq); |
5582a5d1 JB |
6186 | return 0; |
6187 | } | |
6188 | ||
481234cf JM |
6189 | bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq"); |
6190 | if (bss->nl_preq == NULL) | |
5582a5d1 | 6191 | return -1; |
36488c05 JM |
6192 | wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request " |
6193 | "reporting nl_preq=%p", bss->nl_preq); | |
5582a5d1 | 6194 | |
481234cf | 6195 | if (nl80211_register_frame(bss, bss->nl_preq, |
5582a5d1 JB |
6196 | (WLAN_FC_TYPE_MGMT << 2) | |
6197 | (WLAN_FC_STYPE_PROBE_REQ << 4), | |
a92dfde8 JB |
6198 | NULL, 0) < 0) |
6199 | goto out_err; | |
5582a5d1 | 6200 | |
5f65e9f7 JB |
6201 | nl80211_register_eloop_read(&bss->nl_preq, |
6202 | wpa_driver_nl80211_event_receive, | |
6203 | bss->nl_cb); | |
5582a5d1 | 6204 | |
504e905c | 6205 | return 0; |
5582a5d1 | 6206 | |
a92dfde8 | 6207 | out_err: |
221a59c9 | 6208 | nl_destroy_handles(&bss->nl_preq); |
5582a5d1 | 6209 | return -1; |
504e905c JM |
6210 | } |
6211 | ||
6212 | ||
4e5cb1a3 JM |
6213 | static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv, |
6214 | int ifindex, int disabled) | |
6215 | { | |
6216 | struct nl_msg *msg; | |
6217 | struct nlattr *bands, *band; | |
6218 | int ret; | |
6219 | ||
3e208481 JM |
6220 | wpa_printf(MSG_DEBUG, |
6221 | "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)", | |
6222 | ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" : | |
6223 | "no NL80211_TXRATE_LEGACY constraint"); | |
6224 | ||
95376e1a JM |
6225 | msg = nl80211_ifindex_msg(drv, ifindex, 0, |
6226 | NL80211_CMD_SET_TX_BITRATE_MASK); | |
4e5cb1a3 JM |
6227 | if (!msg) |
6228 | return -1; | |
6229 | ||
4e5cb1a3 JM |
6230 | bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES); |
6231 | if (!bands) | |
a862e4a3 | 6232 | goto fail; |
4e5cb1a3 JM |
6233 | |
6234 | /* | |
6235 | * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything | |
6236 | * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS | |
6237 | * rates. All 5 GHz rates are left enabled. | |
6238 | */ | |
6239 | band = nla_nest_start(msg, NL80211_BAND_2GHZ); | |
a862e4a3 JM |
6240 | if (!band || |
6241 | (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8, | |
6242 | "\x0c\x12\x18\x24\x30\x48\x60\x6c"))) | |
6243 | goto fail; | |
4e5cb1a3 JM |
6244 | nla_nest_end(msg, band); |
6245 | ||
6246 | nla_nest_end(msg, bands); | |
6247 | ||
6248 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
4e5cb1a3 JM |
6249 | if (ret) { |
6250 | wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d " | |
6251 | "(%s)", ret, strerror(-ret)); | |
1d0c6fb1 JM |
6252 | } else |
6253 | drv->disabled_11b_rates = disabled; | |
4e5cb1a3 JM |
6254 | |
6255 | return ret; | |
6256 | ||
a862e4a3 | 6257 | fail: |
4e5cb1a3 JM |
6258 | nlmsg_free(msg); |
6259 | return -1; | |
6260 | } | |
6261 | ||
6262 | ||
af473088 JM |
6263 | static int wpa_driver_nl80211_deinit_ap(void *priv) |
6264 | { | |
a2e40bb6 FF |
6265 | struct i802_bss *bss = priv; |
6266 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
b1f625e0 | 6267 | if (!is_ap_interface(drv->nlmode)) |
af473088 JM |
6268 | return -1; |
6269 | wpa_driver_nl80211_del_beacon(drv); | |
9bc5cfa3 | 6270 | bss->beacon_set = 0; |
60b13c20 IP |
6271 | |
6272 | /* | |
6273 | * If the P2P GO interface was dynamically added, then it is | |
6274 | * possible that the interface change to station is not possible. | |
6275 | */ | |
6276 | if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic) | |
6277 | return 0; | |
6278 | ||
b1f625e0 | 6279 | return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION); |
af473088 JM |
6280 | } |
6281 | ||
6282 | ||
695c7038 SW |
6283 | static int wpa_driver_nl80211_stop_ap(void *priv) |
6284 | { | |
6285 | struct i802_bss *bss = priv; | |
6286 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6287 | if (!is_ap_interface(drv->nlmode)) | |
6288 | return -1; | |
6289 | wpa_driver_nl80211_del_beacon(drv); | |
6290 | bss->beacon_set = 0; | |
6291 | return 0; | |
6292 | } | |
6293 | ||
6294 | ||
3c29244e EP |
6295 | static int wpa_driver_nl80211_deinit_p2p_cli(void *priv) |
6296 | { | |
6297 | struct i802_bss *bss = priv; | |
6298 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6299 | if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT) | |
6300 | return -1; | |
60b13c20 IP |
6301 | |
6302 | /* | |
6303 | * If the P2P Client interface was dynamically added, then it is | |
6304 | * possible that the interface change to station is not possible. | |
6305 | */ | |
6306 | if (bss->if_dynamic) | |
6307 | return 0; | |
6308 | ||
3c29244e EP |
6309 | return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION); |
6310 | } | |
6311 | ||
6312 | ||
207ef3fb JM |
6313 | static void wpa_driver_nl80211_resume(void *priv) |
6314 | { | |
a2e40bb6 | 6315 | struct i802_bss *bss = priv; |
91724d6f AS |
6316 | |
6317 | if (i802_set_iface_flags(bss, 1)) | |
6318 | wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event"); | |
207ef3fb JM |
6319 | } |
6320 | ||
6321 | ||
b625473c JM |
6322 | static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis) |
6323 | { | |
6324 | struct i802_bss *bss = priv; | |
6325 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
8970bae8 JB |
6326 | struct nl_msg *msg; |
6327 | struct nlattr *cqm; | |
b625473c JM |
6328 | |
6329 | wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d " | |
6330 | "hysteresis=%d", threshold, hysteresis); | |
6331 | ||
13f83980 | 6332 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) || |
a862e4a3 JM |
6333 | !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) || |
6334 | nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) || | |
6335 | nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) { | |
6336 | nlmsg_free(msg); | |
6337 | return -1; | |
6338 | } | |
8970bae8 | 6339 | nla_nest_end(msg, cqm); |
21270bb4 | 6340 | |
a862e4a3 | 6341 | return send_and_recv_msgs(drv, msg, NULL, NULL); |
b625473c JM |
6342 | } |
6343 | ||
6344 | ||
2cc8d8f4 AO |
6345 | static int get_channel_width(struct nl_msg *msg, void *arg) |
6346 | { | |
6347 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
6348 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
6349 | struct wpa_signal_info *sig_change = arg; | |
6350 | ||
6351 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
6352 | genlmsg_attrlen(gnlh, 0), NULL); | |
6353 | ||
6354 | sig_change->center_frq1 = -1; | |
6355 | sig_change->center_frq2 = -1; | |
6356 | sig_change->chanwidth = CHAN_WIDTH_UNKNOWN; | |
6357 | ||
6358 | if (tb[NL80211_ATTR_CHANNEL_WIDTH]) { | |
6359 | sig_change->chanwidth = convert2width( | |
6360 | nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH])); | |
6361 | if (tb[NL80211_ATTR_CENTER_FREQ1]) | |
6362 | sig_change->center_frq1 = | |
6363 | nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]); | |
6364 | if (tb[NL80211_ATTR_CENTER_FREQ2]) | |
6365 | sig_change->center_frq2 = | |
6366 | nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]); | |
6367 | } | |
6368 | ||
6369 | return NL_SKIP; | |
6370 | } | |
6371 | ||
6372 | ||
6373 | static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv, | |
6374 | struct wpa_signal_info *sig) | |
6375 | { | |
6376 | struct nl_msg *msg; | |
6377 | ||
9725b784 | 6378 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE); |
2cc8d8f4 | 6379 | return send_and_recv_msgs(drv, msg, get_channel_width, sig); |
2cc8d8f4 AO |
6380 | } |
6381 | ||
6382 | ||
1c5c7273 PS |
6383 | static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si) |
6384 | { | |
6385 | struct i802_bss *bss = priv; | |
6386 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6387 | int res; | |
6388 | ||
6389 | os_memset(si, 0, sizeof(*si)); | |
6390 | res = nl80211_get_link_signal(drv, si); | |
6391 | if (res != 0) | |
6392 | return res; | |
6393 | ||
2cc8d8f4 AO |
6394 | res = nl80211_get_channel_width(drv, si); |
6395 | if (res != 0) | |
6396 | return res; | |
6397 | ||
1c5c7273 PS |
6398 | return nl80211_get_link_noise(drv, si); |
6399 | } | |
6400 | ||
6401 | ||
57ebba59 JJ |
6402 | static int wpa_driver_nl80211_shared_freq(void *priv) |
6403 | { | |
6404 | struct i802_bss *bss = priv; | |
6405 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6406 | struct wpa_driver_nl80211_data *driver; | |
6407 | int freq = 0; | |
6408 | ||
6409 | /* | |
6410 | * If the same PHY is in connected state with some other interface, | |
6411 | * then retrieve the assoc freq. | |
6412 | */ | |
6413 | wpa_printf(MSG_DEBUG, "nl80211: Get shared freq for PHY %s", | |
6414 | drv->phyname); | |
6415 | ||
6416 | dl_list_for_each(driver, &drv->global->interfaces, | |
6417 | struct wpa_driver_nl80211_data, list) { | |
6418 | if (drv == driver || | |
6419 | os_strcmp(drv->phyname, driver->phyname) != 0 || | |
6420 | !driver->associated) | |
6421 | continue; | |
6422 | ||
6423 | wpa_printf(MSG_DEBUG, "nl80211: Found a match for PHY %s - %s " | |
6424 | MACSTR, | |
834ee56f KP |
6425 | driver->phyname, driver->first_bss->ifname, |
6426 | MAC2STR(driver->first_bss->addr)); | |
d3bd0f05 | 6427 | if (is_ap_interface(driver->nlmode)) |
834ee56f | 6428 | freq = driver->first_bss->freq; |
d3bd0f05 JJ |
6429 | else |
6430 | freq = nl80211_get_assoc_freq(driver); | |
57ebba59 JJ |
6431 | wpa_printf(MSG_DEBUG, "nl80211: Shared freq for PHY %s: %d", |
6432 | drv->phyname, freq); | |
6433 | } | |
6434 | ||
6435 | if (!freq) | |
6436 | wpa_printf(MSG_DEBUG, "nl80211: No shared interface for " | |
6437 | "PHY (%s) in associated state", drv->phyname); | |
6438 | ||
6439 | return freq; | |
6440 | } | |
6441 | ||
6442 | ||
b91ab76e JM |
6443 | static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len, |
6444 | int encrypt) | |
6445 | { | |
6446 | struct i802_bss *bss = priv; | |
55231068 JM |
6447 | return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0, |
6448 | 0, 0, 0, 0); | |
b91ab76e JM |
6449 | } |
6450 | ||
6451 | ||
c55f774d JM |
6452 | static int nl80211_set_param(void *priv, const char *param) |
6453 | { | |
c55f774d JM |
6454 | wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param); |
6455 | if (param == NULL) | |
6456 | return 0; | |
6457 | ||
6458 | #ifdef CONFIG_P2P | |
6459 | if (os_strstr(param, "use_p2p_group_interface=1")) { | |
482856c8 JM |
6460 | struct i802_bss *bss = priv; |
6461 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6462 | ||
c55f774d JM |
6463 | wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group " |
6464 | "interface"); | |
6465 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT; | |
6466 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P; | |
6467 | } | |
6468 | #endif /* CONFIG_P2P */ | |
6469 | ||
327b01d3 JM |
6470 | if (os_strstr(param, "use_monitor=1")) { |
6471 | struct i802_bss *bss = priv; | |
6472 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6473 | drv->use_monitor = 1; | |
6474 | } | |
6475 | ||
6476 | if (os_strstr(param, "force_connect_cmd=1")) { | |
6477 | struct i802_bss *bss = priv; | |
6478 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6479 | drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME; | |
b497a212 | 6480 | drv->force_connect_cmd = 1; |
327b01d3 JM |
6481 | } |
6482 | ||
64abb725 JM |
6483 | if (os_strstr(param, "no_offchannel_tx=1")) { |
6484 | struct i802_bss *bss = priv; | |
6485 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6486 | drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX; | |
6487 | drv->test_use_roc_tx = 1; | |
6488 | } | |
6489 | ||
c55f774d JM |
6490 | return 0; |
6491 | } | |
6492 | ||
6493 | ||
f2ed8023 JM |
6494 | static void * nl80211_global_init(void) |
6495 | { | |
6496 | struct nl80211_global *global; | |
36d84860 BG |
6497 | struct netlink_config *cfg; |
6498 | ||
f2ed8023 JM |
6499 | global = os_zalloc(sizeof(*global)); |
6500 | if (global == NULL) | |
6501 | return NULL; | |
c81eff1a | 6502 | global->ioctl_sock = -1; |
f2ed8023 | 6503 | dl_list_init(&global->interfaces); |
ff6a158b | 6504 | global->if_add_ifindex = -1; |
36d84860 BG |
6505 | |
6506 | cfg = os_zalloc(sizeof(*cfg)); | |
6507 | if (cfg == NULL) | |
6508 | goto err; | |
6509 | ||
6510 | cfg->ctx = global; | |
6511 | cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink; | |
6512 | cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink; | |
6513 | global->netlink = netlink_init(cfg); | |
6514 | if (global->netlink == NULL) { | |
6515 | os_free(cfg); | |
6516 | goto err; | |
6517 | } | |
6518 | ||
2a7b66f5 BG |
6519 | if (wpa_driver_nl80211_init_nl_global(global) < 0) |
6520 | goto err; | |
6521 | ||
c81eff1a BG |
6522 | global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0); |
6523 | if (global->ioctl_sock < 0) { | |
7ac3616d JM |
6524 | wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s", |
6525 | strerror(errno)); | |
c81eff1a BG |
6526 | goto err; |
6527 | } | |
6528 | ||
f2ed8023 | 6529 | return global; |
36d84860 BG |
6530 | |
6531 | err: | |
6532 | nl80211_global_deinit(global); | |
6533 | return NULL; | |
f2ed8023 JM |
6534 | } |
6535 | ||
6536 | ||
6537 | static void nl80211_global_deinit(void *priv) | |
6538 | { | |
6539 | struct nl80211_global *global = priv; | |
6540 | if (global == NULL) | |
6541 | return; | |
6542 | if (!dl_list_empty(&global->interfaces)) { | |
6543 | wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at " | |
6544 | "nl80211_global_deinit", | |
6545 | dl_list_len(&global->interfaces)); | |
6546 | } | |
36d84860 BG |
6547 | |
6548 | if (global->netlink) | |
6549 | netlink_deinit(global->netlink); | |
6550 | ||
276e2d67 BG |
6551 | nl_destroy_handles(&global->nl); |
6552 | ||
5f65e9f7 JB |
6553 | if (global->nl_event) |
6554 | nl80211_destroy_eloop_handle(&global->nl_event); | |
d6c9aab8 JB |
6555 | |
6556 | nl_cb_put(global->nl_cb); | |
2a7b66f5 | 6557 | |
c81eff1a BG |
6558 | if (global->ioctl_sock >= 0) |
6559 | close(global->ioctl_sock); | |
6560 | ||
f2ed8023 JM |
6561 | os_free(global); |
6562 | } | |
6563 | ||
6564 | ||
6859f1cb BG |
6565 | static const char * nl80211_get_radio_name(void *priv) |
6566 | { | |
6567 | struct i802_bss *bss = priv; | |
6568 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6569 | return drv->phyname; | |
6570 | } | |
6571 | ||
6572 | ||
a6efc65d JM |
6573 | static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid, |
6574 | const u8 *pmkid) | |
6575 | { | |
6576 | struct nl_msg *msg; | |
6577 | ||
13f83980 | 6578 | if (!(msg = nl80211_bss_msg(bss, 0, cmd)) || |
a862e4a3 JM |
6579 | (pmkid && nla_put(msg, NL80211_ATTR_PMKID, 16, pmkid)) || |
6580 | (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))) { | |
6581 | nlmsg_free(msg); | |
6582 | return -ENOBUFS; | |
6583 | } | |
a6efc65d JM |
6584 | |
6585 | return send_and_recv_msgs(bss->drv, msg, NULL, NULL); | |
a6efc65d JM |
6586 | } |
6587 | ||
6588 | ||
6589 | static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid) | |
6590 | { | |
6591 | struct i802_bss *bss = priv; | |
6592 | wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid)); | |
6593 | return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid); | |
6594 | } | |
6595 | ||
6596 | ||
6597 | static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid) | |
6598 | { | |
6599 | struct i802_bss *bss = priv; | |
6600 | wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR, | |
6601 | MAC2STR(bssid)); | |
6602 | return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid); | |
6603 | } | |
6604 | ||
6605 | ||
6606 | static int nl80211_flush_pmkid(void *priv) | |
6607 | { | |
6608 | struct i802_bss *bss = priv; | |
6609 | wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs"); | |
6610 | return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL); | |
6611 | } | |
6612 | ||
6613 | ||
0185007c MK |
6614 | static void clean_survey_results(struct survey_results *survey_results) |
6615 | { | |
6616 | struct freq_survey *survey, *tmp; | |
6617 | ||
6618 | if (dl_list_empty(&survey_results->survey_list)) | |
6619 | return; | |
6620 | ||
6621 | dl_list_for_each_safe(survey, tmp, &survey_results->survey_list, | |
6622 | struct freq_survey, list) { | |
6623 | dl_list_del(&survey->list); | |
6624 | os_free(survey); | |
6625 | } | |
6626 | } | |
6627 | ||
6628 | ||
6629 | static void add_survey(struct nlattr **sinfo, u32 ifidx, | |
6630 | struct dl_list *survey_list) | |
6631 | { | |
6632 | struct freq_survey *survey; | |
6633 | ||
6634 | survey = os_zalloc(sizeof(struct freq_survey)); | |
6635 | if (!survey) | |
6636 | return; | |
6637 | ||
6638 | survey->ifidx = ifidx; | |
6639 | survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]); | |
6640 | survey->filled = 0; | |
6641 | ||
6642 | if (sinfo[NL80211_SURVEY_INFO_NOISE]) { | |
6643 | survey->nf = (int8_t) | |
6644 | nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]); | |
6645 | survey->filled |= SURVEY_HAS_NF; | |
6646 | } | |
6647 | ||
6648 | if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) { | |
6649 | survey->channel_time = | |
6650 | nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]); | |
6651 | survey->filled |= SURVEY_HAS_CHAN_TIME; | |
6652 | } | |
6653 | ||
6654 | if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) { | |
6655 | survey->channel_time_busy = | |
6656 | nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]); | |
6657 | survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY; | |
6658 | } | |
6659 | ||
6660 | if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) { | |
6661 | survey->channel_time_rx = | |
6662 | nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]); | |
6663 | survey->filled |= SURVEY_HAS_CHAN_TIME_RX; | |
6664 | } | |
6665 | ||
6666 | if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) { | |
6667 | survey->channel_time_tx = | |
6668 | nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]); | |
6669 | survey->filled |= SURVEY_HAS_CHAN_TIME_TX; | |
6670 | } | |
6671 | ||
6672 | wpa_printf(MSG_DEBUG, "nl80211: Freq survey dump event (freq=%d MHz noise=%d channel_time=%ld busy_time=%ld tx_time=%ld rx_time=%ld filled=%04x)", | |
6673 | survey->freq, | |
6674 | survey->nf, | |
6675 | (unsigned long int) survey->channel_time, | |
6676 | (unsigned long int) survey->channel_time_busy, | |
6677 | (unsigned long int) survey->channel_time_tx, | |
6678 | (unsigned long int) survey->channel_time_rx, | |
6679 | survey->filled); | |
6680 | ||
6681 | dl_list_add_tail(survey_list, &survey->list); | |
6682 | } | |
6683 | ||
6684 | ||
6685 | static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq, | |
6686 | unsigned int freq_filter) | |
6687 | { | |
6688 | if (!freq_filter) | |
6689 | return 1; | |
6690 | ||
6691 | return freq_filter == surveyed_freq; | |
6692 | } | |
6693 | ||
6694 | ||
6695 | static int survey_handler(struct nl_msg *msg, void *arg) | |
6696 | { | |
6697 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
6698 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
6699 | struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1]; | |
6700 | struct survey_results *survey_results; | |
6701 | u32 surveyed_freq = 0; | |
6702 | u32 ifidx; | |
6703 | ||
6704 | static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = { | |
6705 | [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 }, | |
6706 | [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 }, | |
6707 | }; | |
6708 | ||
6709 | survey_results = (struct survey_results *) arg; | |
6710 | ||
6711 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
6712 | genlmsg_attrlen(gnlh, 0), NULL); | |
6713 | ||
e28f39b7 SJ |
6714 | if (!tb[NL80211_ATTR_IFINDEX]) |
6715 | return NL_SKIP; | |
6716 | ||
0185007c MK |
6717 | ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]); |
6718 | ||
6719 | if (!tb[NL80211_ATTR_SURVEY_INFO]) | |
6720 | return NL_SKIP; | |
6721 | ||
6722 | if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX, | |
6723 | tb[NL80211_ATTR_SURVEY_INFO], | |
6724 | survey_policy)) | |
6725 | return NL_SKIP; | |
6726 | ||
6727 | if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) { | |
6728 | wpa_printf(MSG_ERROR, "nl80211: Invalid survey data"); | |
6729 | return NL_SKIP; | |
6730 | } | |
6731 | ||
6732 | surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]); | |
6733 | ||
6734 | if (!check_survey_ok(sinfo, surveyed_freq, | |
6735 | survey_results->freq_filter)) | |
6736 | return NL_SKIP; | |
6737 | ||
6738 | if (survey_results->freq_filter && | |
6739 | survey_results->freq_filter != surveyed_freq) { | |
6740 | wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz", | |
6741 | surveyed_freq); | |
6742 | return NL_SKIP; | |
6743 | } | |
6744 | ||
6745 | add_survey(sinfo, ifidx, &survey_results->survey_list); | |
6746 | ||
6747 | return NL_SKIP; | |
6748 | } | |
6749 | ||
6750 | ||
6751 | static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq) | |
6752 | { | |
6753 | struct i802_bss *bss = priv; | |
6754 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6755 | struct nl_msg *msg; | |
9725b784 | 6756 | int err; |
0185007c MK |
6757 | union wpa_event_data data; |
6758 | struct survey_results *survey_results; | |
6759 | ||
6760 | os_memset(&data, 0, sizeof(data)); | |
6761 | survey_results = &data.survey_results; | |
6762 | ||
6763 | dl_list_init(&survey_results->survey_list); | |
6764 | ||
9725b784 | 6765 | msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY); |
0185007c | 6766 | if (!msg) |
a862e4a3 | 6767 | return -ENOBUFS; |
0185007c | 6768 | |
0185007c MK |
6769 | if (freq) |
6770 | data.survey_results.freq_filter = freq; | |
6771 | ||
6772 | do { | |
6773 | wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data"); | |
6774 | err = send_and_recv_msgs(drv, msg, survey_handler, | |
6775 | survey_results); | |
6776 | } while (err > 0); | |
6777 | ||
a862e4a3 | 6778 | if (err) |
0185007c | 6779 | wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data"); |
a862e4a3 JM |
6780 | else |
6781 | wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data); | |
0185007c | 6782 | |
0185007c | 6783 | clean_survey_results(survey_results); |
0185007c MK |
6784 | return err; |
6785 | } | |
6786 | ||
6787 | ||
98cd3d1c JM |
6788 | static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len, |
6789 | const u8 *kck, size_t kck_len, | |
b14a210c JB |
6790 | const u8 *replay_ctr) |
6791 | { | |
6792 | struct i802_bss *bss = priv; | |
6793 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6794 | struct nlattr *replay_nested; | |
6795 | struct nl_msg *msg; | |
64ae2447 | 6796 | int ret; |
b14a210c | 6797 | |
64ae2447 JM |
6798 | if (!drv->set_rekey_offload) |
6799 | return; | |
6800 | ||
6801 | wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload"); | |
13f83980 | 6802 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) || |
a862e4a3 | 6803 | !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) || |
98cd3d1c JM |
6804 | nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) || |
6805 | nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck) || | |
a862e4a3 JM |
6806 | nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN, |
6807 | replay_ctr)) { | |
bbd89bfc | 6808 | nl80211_nlmsg_clear(msg); |
a862e4a3 JM |
6809 | nlmsg_free(msg); |
6810 | return; | |
6811 | } | |
b14a210c JB |
6812 | |
6813 | nla_nest_end(msg, replay_nested); | |
6814 | ||
64ae2447 JM |
6815 | ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1); |
6816 | if (ret == -EOPNOTSUPP) { | |
6817 | wpa_printf(MSG_DEBUG, | |
6818 | "nl80211: Driver does not support rekey offload"); | |
6819 | drv->set_rekey_offload = 0; | |
6820 | } | |
b14a210c JB |
6821 | } |
6822 | ||
6823 | ||
39718852 JB |
6824 | static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr, |
6825 | const u8 *addr, int qos) | |
bcf24348 | 6826 | { |
39718852 JB |
6827 | /* send data frame to poll STA and check whether |
6828 | * this frame is ACKed */ | |
bcf24348 JB |
6829 | struct { |
6830 | struct ieee80211_hdr hdr; | |
6831 | u16 qos_ctl; | |
6832 | } STRUCT_PACKED nulldata; | |
6833 | size_t size; | |
6834 | ||
6835 | /* Send data frame to poll STA and check whether this frame is ACKed */ | |
6836 | ||
6837 | os_memset(&nulldata, 0, sizeof(nulldata)); | |
6838 | ||
6839 | if (qos) { | |
6840 | nulldata.hdr.frame_control = | |
6841 | IEEE80211_FC(WLAN_FC_TYPE_DATA, | |
6842 | WLAN_FC_STYPE_QOS_NULL); | |
6843 | size = sizeof(nulldata); | |
6844 | } else { | |
6845 | nulldata.hdr.frame_control = | |
6846 | IEEE80211_FC(WLAN_FC_TYPE_DATA, | |
6847 | WLAN_FC_STYPE_NULLFUNC); | |
6848 | size = sizeof(struct ieee80211_hdr); | |
6849 | } | |
6850 | ||
6851 | nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS); | |
6852 | os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN); | |
6853 | os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN); | |
6854 | os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN); | |
6855 | ||
9ebce9c5 JM |
6856 | if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0, |
6857 | 0, 0) < 0) | |
bcf24348 JB |
6858 | wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to " |
6859 | "send poll frame"); | |
6860 | } | |
6861 | ||
39718852 JB |
6862 | static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr, |
6863 | int qos) | |
6864 | { | |
6865 | struct i802_bss *bss = priv; | |
6866 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6867 | struct nl_msg *msg; | |
6868 | ||
6869 | if (!drv->poll_command_supported) { | |
6870 | nl80211_send_null_frame(bss, own_addr, addr, qos); | |
6871 | return; | |
6872 | } | |
6873 | ||
13f83980 | 6874 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) || |
a862e4a3 JM |
6875 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) { |
6876 | nlmsg_free(msg); | |
6877 | return; | |
6878 | } | |
39718852 JB |
6879 | |
6880 | send_and_recv_msgs(drv, msg, NULL, NULL); | |
39718852 JB |
6881 | } |
6882 | ||
bcf24348 | 6883 | |
29f338af JM |
6884 | static int nl80211_set_power_save(struct i802_bss *bss, int enabled) |
6885 | { | |
6886 | struct nl_msg *msg; | |
6887 | ||
13f83980 | 6888 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) || |
a862e4a3 JM |
6889 | nla_put_u32(msg, NL80211_ATTR_PS_STATE, |
6890 | enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) { | |
6891 | nlmsg_free(msg); | |
6892 | return -ENOBUFS; | |
6893 | } | |
29f338af | 6894 | return send_and_recv_msgs(bss->drv, msg, NULL, NULL); |
29f338af JM |
6895 | } |
6896 | ||
6897 | ||
6898 | static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps, | |
6899 | int ctwindow) | |
6900 | { | |
6901 | struct i802_bss *bss = priv; | |
6902 | ||
6903 | wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d " | |
6904 | "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow); | |
6905 | ||
0de38036 JM |
6906 | if (opp_ps != -1 || ctwindow != -1) { |
6907 | #ifdef ANDROID_P2P | |
6908 | wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow); | |
6909 | #else /* ANDROID_P2P */ | |
29f338af | 6910 | return -1; /* Not yet supported */ |
0de38036 JM |
6911 | #endif /* ANDROID_P2P */ |
6912 | } | |
29f338af JM |
6913 | |
6914 | if (legacy_ps == -1) | |
6915 | return 0; | |
6916 | if (legacy_ps != 0 && legacy_ps != 1) | |
6917 | return -1; /* Not yet supported */ | |
6918 | ||
6919 | return nl80211_set_power_save(bss, legacy_ps); | |
6920 | } | |
6921 | ||
6922 | ||
04e8003c JD |
6923 | static int nl80211_start_radar_detection(void *priv, |
6924 | struct hostapd_freq_params *freq) | |
f90e9c1c SW |
6925 | { |
6926 | struct i802_bss *bss = priv; | |
6927 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6928 | struct nl_msg *msg; | |
6929 | int ret; | |
6930 | ||
04e8003c JD |
6931 | wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)", |
6932 | freq->freq, freq->ht_enabled, freq->vht_enabled, | |
6933 | freq->bandwidth, freq->center_freq1, freq->center_freq2); | |
6934 | ||
f90e9c1c SW |
6935 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) { |
6936 | wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar " | |
6937 | "detection"); | |
6938 | return -1; | |
6939 | } | |
6940 | ||
9725b784 | 6941 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) || |
a862e4a3 JM |
6942 | nl80211_put_freq_params(msg, freq) < 0) { |
6943 | nlmsg_free(msg); | |
6944 | return -1; | |
6945 | } | |
f90e9c1c SW |
6946 | |
6947 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
6948 | if (ret == 0) | |
6949 | return 0; | |
6950 | wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: " | |
6951 | "%d (%s)", ret, strerror(-ret)); | |
f90e9c1c SW |
6952 | return -1; |
6953 | } | |
6954 | ||
03ea1786 AN |
6955 | #ifdef CONFIG_TDLS |
6956 | ||
6957 | static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code, | |
6958 | u8 dialog_token, u16 status_code, | |
984dadc2 AN |
6959 | u32 peer_capab, int initiator, const u8 *buf, |
6960 | size_t len) | |
03ea1786 AN |
6961 | { |
6962 | struct i802_bss *bss = priv; | |
6963 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
6964 | struct nl_msg *msg; | |
6965 | ||
6966 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) | |
6967 | return -EOPNOTSUPP; | |
6968 | ||
6969 | if (!dst) | |
6970 | return -EINVAL; | |
6971 | ||
9725b784 | 6972 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) || |
a862e4a3 JM |
6973 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) || |
6974 | nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) || | |
6975 | nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) || | |
6976 | nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code)) | |
6977 | goto fail; | |
96ecea5e SD |
6978 | if (peer_capab) { |
6979 | /* | |
6980 | * The internal enum tdls_peer_capability definition is | |
6981 | * currently identical with the nl80211 enum | |
6982 | * nl80211_tdls_peer_capability, so no conversion is needed | |
6983 | * here. | |
6984 | */ | |
a862e4a3 JM |
6985 | if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY, |
6986 | peer_capab)) | |
6987 | goto fail; | |
96ecea5e | 6988 | } |
a862e4a3 JM |
6989 | if ((initiator && |
6990 | nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) || | |
6991 | nla_put(msg, NL80211_ATTR_IE, len, buf)) | |
6992 | goto fail; | |
03ea1786 AN |
6993 | |
6994 | return send_and_recv_msgs(drv, msg, NULL, NULL); | |
6995 | ||
a862e4a3 | 6996 | fail: |
03ea1786 AN |
6997 | nlmsg_free(msg); |
6998 | return -ENOBUFS; | |
6999 | } | |
7000 | ||
7001 | ||
7002 | static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer) | |
7003 | { | |
7004 | struct i802_bss *bss = priv; | |
7005 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7006 | struct nl_msg *msg; | |
7007 | enum nl80211_tdls_operation nl80211_oper; | |
7008 | ||
7009 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) | |
7010 | return -EOPNOTSUPP; | |
7011 | ||
7012 | switch (oper) { | |
7013 | case TDLS_DISCOVERY_REQ: | |
7014 | nl80211_oper = NL80211_TDLS_DISCOVERY_REQ; | |
7015 | break; | |
7016 | case TDLS_SETUP: | |
7017 | nl80211_oper = NL80211_TDLS_SETUP; | |
7018 | break; | |
7019 | case TDLS_TEARDOWN: | |
7020 | nl80211_oper = NL80211_TDLS_TEARDOWN; | |
7021 | break; | |
7022 | case TDLS_ENABLE_LINK: | |
7023 | nl80211_oper = NL80211_TDLS_ENABLE_LINK; | |
7024 | break; | |
7025 | case TDLS_DISABLE_LINK: | |
7026 | nl80211_oper = NL80211_TDLS_DISABLE_LINK; | |
7027 | break; | |
7028 | case TDLS_ENABLE: | |
7029 | return 0; | |
7030 | case TDLS_DISABLE: | |
7031 | return 0; | |
7032 | default: | |
7033 | return -EINVAL; | |
7034 | } | |
7035 | ||
9725b784 | 7036 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) || |
a862e4a3 | 7037 | nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) || |
a862e4a3 JM |
7038 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) { |
7039 | nlmsg_free(msg); | |
7040 | return -ENOBUFS; | |
7041 | } | |
03ea1786 AN |
7042 | |
7043 | return send_and_recv_msgs(drv, msg, NULL, NULL); | |
03ea1786 AN |
7044 | } |
7045 | ||
72b2605f AN |
7046 | |
7047 | static int | |
7048 | nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class, | |
7049 | const struct hostapd_freq_params *params) | |
7050 | { | |
7051 | struct i802_bss *bss = priv; | |
7052 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7053 | struct nl_msg *msg; | |
7054 | int ret = -ENOBUFS; | |
7055 | ||
7056 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) || | |
7057 | !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH)) | |
7058 | return -EOPNOTSUPP; | |
7059 | ||
7060 | wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR | |
7061 | " oper_class=%u freq=%u", | |
7062 | MAC2STR(addr), oper_class, params->freq); | |
7063 | msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH); | |
7064 | if (!msg || | |
7065 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) || | |
7066 | nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) || | |
7067 | (ret = nl80211_put_freq_params(msg, params))) { | |
7068 | nlmsg_free(msg); | |
7069 | wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch"); | |
7070 | return ret; | |
7071 | } | |
7072 | ||
7073 | return send_and_recv_msgs(drv, msg, NULL, NULL); | |
7074 | } | |
7075 | ||
7076 | ||
7077 | static int | |
7078 | nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr) | |
7079 | { | |
7080 | struct i802_bss *bss = priv; | |
7081 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7082 | struct nl_msg *msg; | |
7083 | ||
7084 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) || | |
7085 | !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH)) | |
7086 | return -EOPNOTSUPP; | |
7087 | ||
7088 | wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR, | |
7089 | MAC2STR(addr)); | |
7090 | msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH); | |
7091 | if (!msg || | |
7092 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) { | |
7093 | nlmsg_free(msg); | |
7094 | wpa_printf(MSG_DEBUG, | |
7095 | "nl80211: Could not build TDLS cancel chan switch"); | |
7096 | return -ENOBUFS; | |
7097 | } | |
7098 | ||
7099 | return send_and_recv_msgs(drv, msg, NULL, NULL); | |
7100 | } | |
7101 | ||
03ea1786 AN |
7102 | #endif /* CONFIG TDLS */ |
7103 | ||
7104 | ||
9ebce9c5 JM |
7105 | static int driver_nl80211_set_key(const char *ifname, void *priv, |
7106 | enum wpa_alg alg, const u8 *addr, | |
7107 | int key_idx, int set_tx, | |
7108 | const u8 *seq, size_t seq_len, | |
7109 | const u8 *key, size_t key_len) | |
7110 | { | |
7111 | struct i802_bss *bss = priv; | |
7112 | return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx, | |
7113 | set_tx, seq, seq_len, key, key_len); | |
7114 | } | |
7115 | ||
7116 | ||
7117 | static int driver_nl80211_scan2(void *priv, | |
7118 | struct wpa_driver_scan_params *params) | |
7119 | { | |
7120 | struct i802_bss *bss = priv; | |
7121 | return wpa_driver_nl80211_scan(bss, params); | |
7122 | } | |
7123 | ||
7124 | ||
7125 | static int driver_nl80211_deauthenticate(void *priv, const u8 *addr, | |
7126 | int reason_code) | |
7127 | { | |
7128 | struct i802_bss *bss = priv; | |
7129 | return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code); | |
7130 | } | |
7131 | ||
7132 | ||
7133 | static int driver_nl80211_authenticate(void *priv, | |
7134 | struct wpa_driver_auth_params *params) | |
7135 | { | |
7136 | struct i802_bss *bss = priv; | |
7137 | return wpa_driver_nl80211_authenticate(bss, params); | |
7138 | } | |
7139 | ||
7140 | ||
7141 | static void driver_nl80211_deinit(void *priv) | |
7142 | { | |
7143 | struct i802_bss *bss = priv; | |
7144 | wpa_driver_nl80211_deinit(bss); | |
7145 | } | |
7146 | ||
7147 | ||
7148 | static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type, | |
7149 | const char *ifname) | |
7150 | { | |
7151 | struct i802_bss *bss = priv; | |
7152 | return wpa_driver_nl80211_if_remove(bss, type, ifname); | |
7153 | } | |
7154 | ||
7155 | ||
7156 | static int driver_nl80211_send_mlme(void *priv, const u8 *data, | |
7157 | size_t data_len, int noack) | |
7158 | { | |
7159 | struct i802_bss *bss = priv; | |
7160 | return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack, | |
7161 | 0, 0, 0, 0); | |
7162 | } | |
7163 | ||
7164 | ||
7165 | static int driver_nl80211_sta_remove(void *priv, const u8 *addr) | |
7166 | { | |
7167 | struct i802_bss *bss = priv; | |
59d7148a | 7168 | return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0); |
9ebce9c5 JM |
7169 | } |
7170 | ||
7171 | ||
9ebce9c5 JM |
7172 | static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr, |
7173 | const char *ifname, int vlan_id) | |
7174 | { | |
7175 | struct i802_bss *bss = priv; | |
7176 | return i802_set_sta_vlan(bss, addr, ifname, vlan_id); | |
7177 | } | |
9ebce9c5 JM |
7178 | |
7179 | ||
7180 | static int driver_nl80211_read_sta_data(void *priv, | |
7181 | struct hostap_sta_driver_data *data, | |
7182 | const u8 *addr) | |
7183 | { | |
7184 | struct i802_bss *bss = priv; | |
7185 | return i802_read_sta_data(bss, data, addr); | |
7186 | } | |
7187 | ||
7188 | ||
7189 | static int driver_nl80211_send_action(void *priv, unsigned int freq, | |
7190 | unsigned int wait_time, | |
7191 | const u8 *dst, const u8 *src, | |
7192 | const u8 *bssid, | |
7193 | const u8 *data, size_t data_len, | |
7194 | int no_cck) | |
7195 | { | |
7196 | struct i802_bss *bss = priv; | |
7197 | return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src, | |
7198 | bssid, data, data_len, no_cck); | |
7199 | } | |
7200 | ||
7201 | ||
7202 | static int driver_nl80211_probe_req_report(void *priv, int report) | |
7203 | { | |
7204 | struct i802_bss *bss = priv; | |
7205 | return wpa_driver_nl80211_probe_req_report(bss, report); | |
7206 | } | |
7207 | ||
7208 | ||
6a1ce395 DG |
7209 | static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md, |
7210 | const u8 *ies, size_t ies_len) | |
7211 | { | |
7212 | int ret; | |
7213 | struct nl_msg *msg; | |
7214 | struct i802_bss *bss = priv; | |
7215 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7216 | u16 mdid = WPA_GET_LE16(md); | |
7217 | ||
6a1ce395 | 7218 | wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs"); |
9725b784 | 7219 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) || |
a862e4a3 JM |
7220 | nla_put(msg, NL80211_ATTR_IE, ies_len, ies) || |
7221 | nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) { | |
7222 | nlmsg_free(msg); | |
7223 | return -ENOBUFS; | |
7224 | } | |
6a1ce395 DG |
7225 | |
7226 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7227 | if (ret) { | |
7228 | wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed " | |
7229 | "err=%d (%s)", ret, strerror(-ret)); | |
7230 | } | |
7231 | ||
7232 | return ret; | |
6a1ce395 DG |
7233 | } |
7234 | ||
7235 | ||
597b94f5 AS |
7236 | const u8 * wpa_driver_nl80211_get_macaddr(void *priv) |
7237 | { | |
7238 | struct i802_bss *bss = priv; | |
7239 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7240 | ||
7241 | if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) | |
7242 | return NULL; | |
7243 | ||
7244 | return bss->addr; | |
7245 | } | |
7246 | ||
7247 | ||
a771c07d JM |
7248 | static const char * scan_state_str(enum scan_states scan_state) |
7249 | { | |
7250 | switch (scan_state) { | |
7251 | case NO_SCAN: | |
7252 | return "NO_SCAN"; | |
7253 | case SCAN_REQUESTED: | |
7254 | return "SCAN_REQUESTED"; | |
7255 | case SCAN_STARTED: | |
7256 | return "SCAN_STARTED"; | |
7257 | case SCAN_COMPLETED: | |
7258 | return "SCAN_COMPLETED"; | |
7259 | case SCAN_ABORTED: | |
7260 | return "SCAN_ABORTED"; | |
7261 | case SCHED_SCAN_STARTED: | |
7262 | return "SCHED_SCAN_STARTED"; | |
7263 | case SCHED_SCAN_STOPPED: | |
7264 | return "SCHED_SCAN_STOPPED"; | |
7265 | case SCHED_SCAN_RESULTS: | |
7266 | return "SCHED_SCAN_RESULTS"; | |
7267 | } | |
7268 | ||
7269 | return "??"; | |
7270 | } | |
7271 | ||
7272 | ||
7273 | static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen) | |
7274 | { | |
7275 | struct i802_bss *bss = priv; | |
7276 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7277 | int res; | |
7278 | char *pos, *end; | |
7279 | ||
7280 | pos = buf; | |
7281 | end = buf + buflen; | |
7282 | ||
7283 | res = os_snprintf(pos, end - pos, | |
7284 | "ifindex=%d\n" | |
7285 | "ifname=%s\n" | |
7286 | "brname=%s\n" | |
7287 | "addr=" MACSTR "\n" | |
7288 | "freq=%d\n" | |
7289 | "%s%s%s%s%s", | |
7290 | bss->ifindex, | |
7291 | bss->ifname, | |
7292 | bss->brname, | |
7293 | MAC2STR(bss->addr), | |
7294 | bss->freq, | |
7295 | bss->beacon_set ? "beacon_set=1\n" : "", | |
7296 | bss->added_if_into_bridge ? | |
7297 | "added_if_into_bridge=1\n" : "", | |
7298 | bss->added_bridge ? "added_bridge=1\n" : "", | |
7299 | bss->in_deinit ? "in_deinit=1\n" : "", | |
7300 | bss->if_dynamic ? "if_dynamic=1\n" : ""); | |
d85e1fc8 | 7301 | if (os_snprintf_error(end - pos, res)) |
a771c07d JM |
7302 | return pos - buf; |
7303 | pos += res; | |
7304 | ||
7305 | if (bss->wdev_id_set) { | |
7306 | res = os_snprintf(pos, end - pos, "wdev_id=%llu\n", | |
7307 | (unsigned long long) bss->wdev_id); | |
d85e1fc8 | 7308 | if (os_snprintf_error(end - pos, res)) |
a771c07d JM |
7309 | return pos - buf; |
7310 | pos += res; | |
7311 | } | |
7312 | ||
7313 | res = os_snprintf(pos, end - pos, | |
7314 | "phyname=%s\n" | |
fee354c7 | 7315 | "perm_addr=" MACSTR "\n" |
a771c07d JM |
7316 | "drv_ifindex=%d\n" |
7317 | "operstate=%d\n" | |
7318 | "scan_state=%s\n" | |
7319 | "auth_bssid=" MACSTR "\n" | |
7320 | "auth_attempt_bssid=" MACSTR "\n" | |
7321 | "bssid=" MACSTR "\n" | |
7322 | "prev_bssid=" MACSTR "\n" | |
7323 | "associated=%d\n" | |
7324 | "assoc_freq=%u\n" | |
7325 | "monitor_sock=%d\n" | |
7326 | "monitor_ifidx=%d\n" | |
7327 | "monitor_refcount=%d\n" | |
7328 | "last_mgmt_freq=%u\n" | |
7329 | "eapol_tx_sock=%d\n" | |
97752f79 | 7330 | "%s%s%s%s%s%s%s%s%s%s%s%s%s", |
a771c07d | 7331 | drv->phyname, |
fee354c7 | 7332 | MAC2STR(drv->perm_addr), |
a771c07d JM |
7333 | drv->ifindex, |
7334 | drv->operstate, | |
7335 | scan_state_str(drv->scan_state), | |
7336 | MAC2STR(drv->auth_bssid), | |
7337 | MAC2STR(drv->auth_attempt_bssid), | |
7338 | MAC2STR(drv->bssid), | |
7339 | MAC2STR(drv->prev_bssid), | |
7340 | drv->associated, | |
7341 | drv->assoc_freq, | |
7342 | drv->monitor_sock, | |
7343 | drv->monitor_ifidx, | |
7344 | drv->monitor_refcount, | |
7345 | drv->last_mgmt_freq, | |
7346 | drv->eapol_tx_sock, | |
7347 | drv->ignore_if_down_event ? | |
7348 | "ignore_if_down_event=1\n" : "", | |
7349 | drv->scan_complete_events ? | |
7350 | "scan_complete_events=1\n" : "", | |
7351 | drv->disabled_11b_rates ? | |
7352 | "disabled_11b_rates=1\n" : "", | |
7353 | drv->pending_remain_on_chan ? | |
7354 | "pending_remain_on_chan=1\n" : "", | |
7355 | drv->in_interface_list ? "in_interface_list=1\n" : "", | |
7356 | drv->device_ap_sme ? "device_ap_sme=1\n" : "", | |
7357 | drv->poll_command_supported ? | |
7358 | "poll_command_supported=1\n" : "", | |
7359 | drv->data_tx_status ? "data_tx_status=1\n" : "", | |
7360 | drv->scan_for_auth ? "scan_for_auth=1\n" : "", | |
7361 | drv->retry_auth ? "retry_auth=1\n" : "", | |
7362 | drv->use_monitor ? "use_monitor=1\n" : "", | |
7363 | drv->ignore_next_local_disconnect ? | |
7364 | "ignore_next_local_disconnect=1\n" : "", | |
d6a36f39 | 7365 | drv->ignore_next_local_deauth ? |
97752f79 | 7366 | "ignore_next_local_deauth=1\n" : ""); |
d85e1fc8 | 7367 | if (os_snprintf_error(end - pos, res)) |
a771c07d JM |
7368 | return pos - buf; |
7369 | pos += res; | |
7370 | ||
7371 | if (drv->has_capability) { | |
7372 | res = os_snprintf(pos, end - pos, | |
7373 | "capa.key_mgmt=0x%x\n" | |
7374 | "capa.enc=0x%x\n" | |
7375 | "capa.auth=0x%x\n" | |
24bd4e0b | 7376 | "capa.flags=0x%llx\n" |
a0a34d53 | 7377 | "capa.rrm_flags=0x%x\n" |
a771c07d JM |
7378 | "capa.max_scan_ssids=%d\n" |
7379 | "capa.max_sched_scan_ssids=%d\n" | |
7380 | "capa.sched_scan_supported=%d\n" | |
7381 | "capa.max_match_sets=%d\n" | |
7382 | "capa.max_remain_on_chan=%u\n" | |
7383 | "capa.max_stations=%u\n" | |
7384 | "capa.probe_resp_offloads=0x%x\n" | |
7385 | "capa.max_acl_mac_addrs=%u\n" | |
86056fea IP |
7386 | "capa.num_multichan_concurrent=%u\n" |
7387 | "capa.mac_addr_rand_sched_scan_supported=%d\n" | |
7388 | "capa.mac_addr_rand_scan_supported=%d\n", | |
a771c07d JM |
7389 | drv->capa.key_mgmt, |
7390 | drv->capa.enc, | |
7391 | drv->capa.auth, | |
24bd4e0b | 7392 | (unsigned long long) drv->capa.flags, |
a0a34d53 | 7393 | drv->capa.rrm_flags, |
a771c07d JM |
7394 | drv->capa.max_scan_ssids, |
7395 | drv->capa.max_sched_scan_ssids, | |
7396 | drv->capa.sched_scan_supported, | |
7397 | drv->capa.max_match_sets, | |
7398 | drv->capa.max_remain_on_chan, | |
7399 | drv->capa.max_stations, | |
7400 | drv->capa.probe_resp_offloads, | |
7401 | drv->capa.max_acl_mac_addrs, | |
86056fea IP |
7402 | drv->capa.num_multichan_concurrent, |
7403 | drv->capa.mac_addr_rand_sched_scan_supported, | |
7404 | drv->capa.mac_addr_rand_scan_supported); | |
d85e1fc8 | 7405 | if (os_snprintf_error(end - pos, res)) |
a771c07d JM |
7406 | return pos - buf; |
7407 | pos += res; | |
7408 | } | |
7409 | ||
7410 | return pos - buf; | |
7411 | } | |
7412 | ||
7413 | ||
1c4ffa87 AO |
7414 | static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings) |
7415 | { | |
a862e4a3 JM |
7416 | if ((settings->head && |
7417 | nla_put(msg, NL80211_ATTR_BEACON_HEAD, | |
7418 | settings->head_len, settings->head)) || | |
7419 | (settings->tail && | |
7420 | nla_put(msg, NL80211_ATTR_BEACON_TAIL, | |
7421 | settings->tail_len, settings->tail)) || | |
7422 | (settings->beacon_ies && | |
7423 | nla_put(msg, NL80211_ATTR_IE, | |
7424 | settings->beacon_ies_len, settings->beacon_ies)) || | |
7425 | (settings->proberesp_ies && | |
7426 | nla_put(msg, NL80211_ATTR_IE_PROBE_RESP, | |
7427 | settings->proberesp_ies_len, settings->proberesp_ies)) || | |
7428 | (settings->assocresp_ies && | |
7429 | nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP, | |
7430 | settings->assocresp_ies_len, settings->assocresp_ies)) || | |
7431 | (settings->probe_resp && | |
7432 | nla_put(msg, NL80211_ATTR_PROBE_RESP, | |
7433 | settings->probe_resp_len, settings->probe_resp))) | |
7434 | return -ENOBUFS; | |
1c4ffa87 AO |
7435 | |
7436 | return 0; | |
1c4ffa87 AO |
7437 | } |
7438 | ||
7439 | ||
7440 | static int nl80211_switch_channel(void *priv, struct csa_settings *settings) | |
7441 | { | |
7442 | struct nl_msg *msg; | |
7443 | struct i802_bss *bss = priv; | |
7444 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7445 | struct nlattr *beacon_csa; | |
7446 | int ret = -ENOBUFS; | |
7447 | ||
8d1fdde7 | 7448 | wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)", |
1c4ffa87 | 7449 | settings->cs_count, settings->block_tx, |
8d1fdde7 JD |
7450 | settings->freq_params.freq, settings->freq_params.bandwidth, |
7451 | settings->freq_params.center_freq1, | |
7452 | settings->freq_params.center_freq2); | |
1c4ffa87 | 7453 | |
991aa9c7 | 7454 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) { |
1c4ffa87 AO |
7455 | wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command"); |
7456 | return -EOPNOTSUPP; | |
7457 | } | |
7458 | ||
7459 | if ((drv->nlmode != NL80211_IFTYPE_AP) && | |
7460 | (drv->nlmode != NL80211_IFTYPE_P2P_GO)) | |
7461 | return -EOPNOTSUPP; | |
7462 | ||
7463 | /* check settings validity */ | |
7464 | if (!settings->beacon_csa.tail || | |
7465 | ((settings->beacon_csa.tail_len <= | |
7466 | settings->counter_offset_beacon) || | |
7467 | (settings->beacon_csa.tail[settings->counter_offset_beacon] != | |
7468 | settings->cs_count))) | |
7469 | return -EINVAL; | |
7470 | ||
7471 | if (settings->beacon_csa.probe_resp && | |
7472 | ((settings->beacon_csa.probe_resp_len <= | |
7473 | settings->counter_offset_presp) || | |
7474 | (settings->beacon_csa.probe_resp[settings->counter_offset_presp] != | |
7475 | settings->cs_count))) | |
7476 | return -EINVAL; | |
7477 | ||
13f83980 | 7478 | if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) || |
a862e4a3 JM |
7479 | nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT, |
7480 | settings->cs_count) || | |
7481 | (ret = nl80211_put_freq_params(msg, &settings->freq_params)) || | |
7482 | (settings->block_tx && | |
7483 | nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX))) | |
1c4ffa87 AO |
7484 | goto error; |
7485 | ||
1c4ffa87 AO |
7486 | /* beacon_after params */ |
7487 | ret = set_beacon_data(msg, &settings->beacon_after); | |
7488 | if (ret) | |
7489 | goto error; | |
7490 | ||
7491 | /* beacon_csa params */ | |
7492 | beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES); | |
7493 | if (!beacon_csa) | |
a862e4a3 | 7494 | goto fail; |
1c4ffa87 AO |
7495 | |
7496 | ret = set_beacon_data(msg, &settings->beacon_csa); | |
7497 | if (ret) | |
7498 | goto error; | |
7499 | ||
a862e4a3 JM |
7500 | if (nla_put_u16(msg, NL80211_ATTR_CSA_C_OFF_BEACON, |
7501 | settings->counter_offset_beacon) || | |
7502 | (settings->beacon_csa.probe_resp && | |
7503 | nla_put_u16(msg, NL80211_ATTR_CSA_C_OFF_PRESP, | |
7504 | settings->counter_offset_presp))) | |
7505 | goto fail; | |
1c4ffa87 AO |
7506 | |
7507 | nla_nest_end(msg, beacon_csa); | |
7508 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7509 | if (ret) { | |
7510 | wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)", | |
7511 | ret, strerror(-ret)); | |
7512 | } | |
7513 | return ret; | |
7514 | ||
a862e4a3 | 7515 | fail: |
1c4ffa87 AO |
7516 | ret = -ENOBUFS; |
7517 | error: | |
7518 | nlmsg_free(msg); | |
7519 | wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request"); | |
7520 | return ret; | |
7521 | } | |
7522 | ||
7523 | ||
dfa87878 MB |
7524 | static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr, |
7525 | u8 user_priority, u16 admitted_time) | |
7526 | { | |
7527 | struct i802_bss *bss = priv; | |
7528 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7529 | struct nl_msg *msg; | |
7530 | int ret; | |
7531 | ||
7532 | wpa_printf(MSG_DEBUG, | |
7533 | "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d", | |
7534 | tsid, admitted_time, user_priority); | |
7535 | ||
7536 | if (!is_sta_interface(drv->nlmode)) | |
7537 | return -ENOTSUP; | |
7538 | ||
56f77852 JM |
7539 | msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS); |
7540 | if (!msg || | |
a862e4a3 JM |
7541 | nla_put_u8(msg, NL80211_ATTR_TSID, tsid) || |
7542 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) || | |
7543 | nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) || | |
7544 | nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) { | |
7545 | nlmsg_free(msg); | |
7546 | return -ENOBUFS; | |
7547 | } | |
dfa87878 MB |
7548 | |
7549 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7550 | if (ret) | |
7551 | wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)", | |
7552 | ret, strerror(-ret)); | |
7553 | return ret; | |
dfa87878 MB |
7554 | } |
7555 | ||
7556 | ||
7557 | static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr) | |
7558 | { | |
7559 | struct i802_bss *bss = priv; | |
7560 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7561 | struct nl_msg *msg; | |
7562 | int ret; | |
7563 | ||
7564 | wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid); | |
7565 | ||
7566 | if (!is_sta_interface(drv->nlmode)) | |
7567 | return -ENOTSUP; | |
7568 | ||
56f77852 | 7569 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) || |
a862e4a3 JM |
7570 | nla_put_u8(msg, NL80211_ATTR_TSID, tsid) || |
7571 | nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) { | |
7572 | nlmsg_free(msg); | |
7573 | return -ENOBUFS; | |
7574 | } | |
dfa87878 MB |
7575 | |
7576 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7577 | if (ret) | |
7578 | wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)", | |
7579 | ret, strerror(-ret)); | |
7580 | return ret; | |
dfa87878 MB |
7581 | } |
7582 | ||
7583 | ||
6b9f7af6 JM |
7584 | #ifdef CONFIG_TESTING_OPTIONS |
7585 | static int cmd_reply_handler(struct nl_msg *msg, void *arg) | |
7586 | { | |
7587 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
7588 | struct wpabuf *buf = arg; | |
7589 | ||
7590 | if (!buf) | |
7591 | return NL_SKIP; | |
7592 | ||
7593 | if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) { | |
7594 | wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply"); | |
7595 | return NL_SKIP; | |
7596 | } | |
7597 | ||
7598 | wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0), | |
7599 | genlmsg_attrlen(gnlh, 0)); | |
7600 | ||
7601 | return NL_SKIP; | |
7602 | } | |
7603 | #endif /* CONFIG_TESTING_OPTIONS */ | |
7604 | ||
7605 | ||
adef8948 BL |
7606 | static int vendor_reply_handler(struct nl_msg *msg, void *arg) |
7607 | { | |
7608 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
7609 | struct nlattr *nl_vendor_reply, *nl; | |
7610 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
7611 | struct wpabuf *buf = arg; | |
7612 | int rem; | |
7613 | ||
7614 | if (!buf) | |
7615 | return NL_SKIP; | |
7616 | ||
7617 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
7618 | genlmsg_attrlen(gnlh, 0), NULL); | |
7619 | nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA]; | |
7620 | ||
7621 | if (!nl_vendor_reply) | |
7622 | return NL_SKIP; | |
7623 | ||
7624 | if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) { | |
7625 | wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply"); | |
7626 | return NL_SKIP; | |
7627 | } | |
7628 | ||
7629 | nla_for_each_nested(nl, nl_vendor_reply, rem) { | |
7630 | wpabuf_put_data(buf, nla_data(nl), nla_len(nl)); | |
7631 | } | |
7632 | ||
7633 | return NL_SKIP; | |
7634 | } | |
7635 | ||
7636 | ||
7637 | static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id, | |
7638 | unsigned int subcmd, const u8 *data, | |
7639 | size_t data_len, struct wpabuf *buf) | |
7640 | { | |
7641 | struct i802_bss *bss = priv; | |
7642 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7643 | struct nl_msg *msg; | |
7644 | int ret; | |
7645 | ||
6b9f7af6 JM |
7646 | #ifdef CONFIG_TESTING_OPTIONS |
7647 | if (vendor_id == 0xffffffff) { | |
56f77852 JM |
7648 | msg = nlmsg_alloc(); |
7649 | if (!msg) | |
7650 | return -ENOMEM; | |
7651 | ||
6b9f7af6 JM |
7652 | nl80211_cmd(drv, msg, 0, subcmd); |
7653 | if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) < | |
7654 | 0) | |
a862e4a3 | 7655 | goto fail; |
6b9f7af6 JM |
7656 | ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf); |
7657 | if (ret) | |
7658 | wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d", | |
7659 | ret); | |
7660 | return ret; | |
7661 | } | |
7662 | #endif /* CONFIG_TESTING_OPTIONS */ | |
7663 | ||
56f77852 | 7664 | if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) || |
a862e4a3 JM |
7665 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) || |
7666 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) || | |
7667 | (data && | |
7668 | nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data))) | |
7669 | goto fail; | |
adef8948 BL |
7670 | |
7671 | ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf); | |
7672 | if (ret) | |
7673 | wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d", | |
7674 | ret); | |
7675 | return ret; | |
7676 | ||
a862e4a3 | 7677 | fail: |
adef8948 BL |
7678 | nlmsg_free(msg); |
7679 | return -ENOBUFS; | |
7680 | } | |
7681 | ||
7682 | ||
049105b4 KP |
7683 | static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set, |
7684 | u8 qos_map_set_len) | |
7685 | { | |
7686 | struct i802_bss *bss = priv; | |
7687 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7688 | struct nl_msg *msg; | |
7689 | int ret; | |
7690 | ||
049105b4 KP |
7691 | wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map", |
7692 | qos_map_set, qos_map_set_len); | |
7693 | ||
9725b784 | 7694 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) || |
a862e4a3 JM |
7695 | nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) { |
7696 | nlmsg_free(msg); | |
7697 | return -ENOBUFS; | |
7698 | } | |
049105b4 KP |
7699 | |
7700 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7701 | if (ret) | |
7702 | wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed"); | |
7703 | ||
7704 | return ret; | |
049105b4 KP |
7705 | } |
7706 | ||
7707 | ||
e4fa8b12 EP |
7708 | static int nl80211_set_wowlan(void *priv, |
7709 | const struct wowlan_triggers *triggers) | |
7710 | { | |
7711 | struct i802_bss *bss = priv; | |
7712 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7713 | struct nl_msg *msg; | |
7714 | struct nlattr *wowlan_triggers; | |
7715 | int ret; | |
7716 | ||
e4fa8b12 EP |
7717 | wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan"); |
7718 | ||
9725b784 | 7719 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WOWLAN)) || |
a862e4a3 JM |
7720 | !(wowlan_triggers = nla_nest_start(msg, |
7721 | NL80211_ATTR_WOWLAN_TRIGGERS)) || | |
7722 | (triggers->any && | |
7723 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) || | |
7724 | (triggers->disconnect && | |
7725 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) || | |
7726 | (triggers->magic_pkt && | |
7727 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) || | |
7728 | (triggers->gtk_rekey_failure && | |
7729 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) || | |
7730 | (triggers->eap_identity_req && | |
7731 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) || | |
7732 | (triggers->four_way_handshake && | |
7733 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) || | |
7734 | (triggers->rfkill_release && | |
7735 | nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) { | |
7736 | nlmsg_free(msg); | |
7737 | return -ENOBUFS; | |
7738 | } | |
e4fa8b12 EP |
7739 | |
7740 | nla_nest_end(msg, wowlan_triggers); | |
7741 | ||
7742 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7743 | if (ret) | |
7744 | wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed"); | |
7745 | ||
7746 | return ret; | |
e4fa8b12 EP |
7747 | } |
7748 | ||
7749 | ||
0800f9ee JM |
7750 | static int nl80211_roaming(void *priv, int allowed, const u8 *bssid) |
7751 | { | |
7752 | struct i802_bss *bss = priv; | |
7753 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7754 | struct nl_msg *msg; | |
7755 | struct nlattr *params; | |
7756 | ||
7757 | wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed); | |
7758 | ||
7759 | if (!drv->roaming_vendor_cmd_avail) { | |
7760 | wpa_printf(MSG_DEBUG, | |
7761 | "nl80211: Ignore roaming policy change since driver does not provide command for setting it"); | |
7762 | return -1; | |
7763 | } | |
7764 | ||
9725b784 | 7765 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || |
a862e4a3 JM |
7766 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || |
7767 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
7768 | QCA_NL80211_VENDOR_SUBCMD_ROAMING) || | |
7769 | !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) || | |
7770 | nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY, | |
7771 | allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS : | |
7772 | QCA_ROAMING_NOT_ALLOWED) || | |
7773 | (bssid && | |
7774 | nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) { | |
7775 | nlmsg_free(msg); | |
7776 | return -1; | |
7777 | } | |
0800f9ee JM |
7778 | nla_nest_end(msg, params); |
7779 | ||
7780 | return send_and_recv_msgs(drv, msg, NULL, NULL); | |
0800f9ee JM |
7781 | } |
7782 | ||
7783 | ||
fee354c7 JM |
7784 | static int nl80211_set_mac_addr(void *priv, const u8 *addr) |
7785 | { | |
7786 | struct i802_bss *bss = priv; | |
7787 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7788 | int new_addr = addr != NULL; | |
7789 | ||
7790 | if (!addr) | |
7791 | addr = drv->perm_addr; | |
7792 | ||
7793 | if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0) | |
7794 | return -1; | |
7795 | ||
7796 | if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0) | |
7797 | { | |
7798 | wpa_printf(MSG_DEBUG, | |
7799 | "nl80211: failed to set_mac_addr for %s to " MACSTR, | |
7800 | bss->ifname, MAC2STR(addr)); | |
7801 | if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, | |
7802 | 1) < 0) { | |
7803 | wpa_printf(MSG_DEBUG, | |
7804 | "nl80211: Could not restore interface UP after failed set_mac_addr"); | |
7805 | } | |
7806 | return -1; | |
7807 | } | |
7808 | ||
7809 | wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR, | |
7810 | bss->ifname, MAC2STR(addr)); | |
7811 | drv->addr_changed = new_addr; | |
7812 | os_memcpy(bss->addr, addr, ETH_ALEN); | |
7813 | ||
7814 | if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0) | |
7815 | { | |
7816 | wpa_printf(MSG_DEBUG, | |
7817 | "nl80211: Could not restore interface UP after set_mac_addr"); | |
7818 | } | |
7819 | ||
7820 | return 0; | |
7821 | } | |
7822 | ||
7823 | ||
6c1664f6 BC |
7824 | #ifdef CONFIG_MESH |
7825 | ||
7826 | static int wpa_driver_nl80211_init_mesh(void *priv) | |
7827 | { | |
7828 | if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) { | |
7829 | wpa_printf(MSG_INFO, | |
7830 | "nl80211: Failed to set interface into mesh mode"); | |
7831 | return -1; | |
7832 | } | |
7833 | return 0; | |
7834 | } | |
7835 | ||
7836 | ||
21c74e84 JM |
7837 | static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id, |
7838 | size_t mesh_id_len) | |
7839 | { | |
7840 | if (mesh_id) { | |
7841 | wpa_hexdump_ascii(MSG_DEBUG, " * Mesh ID (SSID)", | |
7842 | mesh_id, mesh_id_len); | |
7843 | return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id); | |
7844 | } | |
7845 | ||
7846 | return 0; | |
7847 | } | |
7848 | ||
7849 | ||
6c1664f6 BC |
7850 | static int |
7851 | wpa_driver_nl80211_join_mesh(void *priv, | |
7852 | struct wpa_driver_mesh_join_params *params) | |
7853 | { | |
7854 | struct i802_bss *bss = priv; | |
7855 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7856 | struct nl_msg *msg; | |
7857 | struct nlattr *container; | |
7451a217 | 7858 | int ret = -1; |
5a2a6de6 | 7859 | u32 timeout; |
6c1664f6 | 7860 | |
6c1664f6 | 7861 | wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex); |
9725b784 | 7862 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH); |
f7e889fa JM |
7863 | if (!msg || |
7864 | nl80211_put_freq_params(msg, ¶ms->freq) || | |
21c74e84 JM |
7865 | nl80211_put_basic_rates(msg, params->basic_rates) || |
7866 | nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) || | |
7867 | nl80211_put_beacon_int(msg, params->beacon_int)) | |
85e1fad8 | 7868 | goto fail; |
9c58c5f7 | 7869 | |
6c1664f6 BC |
7870 | wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags); |
7871 | ||
7872 | container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP); | |
7873 | if (!container) | |
a862e4a3 | 7874 | goto fail; |
6c1664f6 BC |
7875 | |
7876 | if (params->ies) { | |
7877 | wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len); | |
a862e4a3 JM |
7878 | if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len, |
7879 | params->ies)) | |
7880 | goto fail; | |
6c1664f6 BC |
7881 | } |
7882 | /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */ | |
7883 | if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) { | |
a862e4a3 JM |
7884 | if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) || |
7885 | nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH)) | |
7886 | goto fail; | |
6c1664f6 | 7887 | } |
a862e4a3 JM |
7888 | if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) && |
7889 | nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE)) | |
7890 | goto fail; | |
7891 | if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) && | |
7892 | nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM)) | |
7893 | goto fail; | |
6c1664f6 BC |
7894 | nla_nest_end(msg, container); |
7895 | ||
7896 | container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG); | |
7897 | if (!container) | |
a862e4a3 | 7898 | goto fail; |
6c1664f6 | 7899 | |
a862e4a3 JM |
7900 | if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) && |
7901 | nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0)) | |
7902 | goto fail; | |
4b409368 MH |
7903 | if ((params->conf.flags & WPA_DRIVER_MESH_FLAG_DRIVER_MPM) && |
7904 | nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS, | |
7905 | params->max_peer_links)) | |
7906 | goto fail; | |
5a2a6de6 MH |
7907 | |
7908 | /* | |
7909 | * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because | |
7910 | * the timer could disconnect stations even in that case. | |
7911 | * | |
7912 | * Set 0xffffffff instead of 0 because NL80211_MESHCONF_PLINK_TIMEOUT | |
7913 | * does not allow 0. | |
7914 | */ | |
7915 | timeout = params->conf.peer_link_timeout; | |
7916 | if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) || timeout == 0) | |
7917 | timeout = 0xffffffff; | |
7918 | if (nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT, timeout)) { | |
7919 | wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT"); | |
7920 | goto fail; | |
7921 | } | |
7922 | ||
6c1664f6 BC |
7923 | nla_nest_end(msg, container); |
7924 | ||
7925 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
7926 | msg = NULL; | |
7927 | if (ret) { | |
7928 | wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)", | |
7929 | ret, strerror(-ret)); | |
a862e4a3 | 7930 | goto fail; |
6c1664f6 BC |
7931 | } |
7932 | ret = 0; | |
f7e889fa | 7933 | bss->freq = params->freq.freq; |
6c1664f6 BC |
7934 | wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully"); |
7935 | ||
a862e4a3 | 7936 | fail: |
6c1664f6 BC |
7937 | nlmsg_free(msg); |
7938 | return ret; | |
7939 | } | |
7940 | ||
7941 | ||
7942 | static int wpa_driver_nl80211_leave_mesh(void *priv) | |
7943 | { | |
7944 | struct i802_bss *bss = priv; | |
7945 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7946 | struct nl_msg *msg; | |
9725b784 | 7947 | int ret; |
6c1664f6 BC |
7948 | |
7949 | wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex); | |
9725b784 | 7950 | msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH); |
6c1664f6 | 7951 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); |
6c1664f6 BC |
7952 | if (ret) { |
7953 | wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)", | |
7954 | ret, strerror(-ret)); | |
a862e4a3 JM |
7955 | } else { |
7956 | wpa_printf(MSG_DEBUG, | |
7957 | "nl80211: mesh leave request send successfully"); | |
6c1664f6 | 7958 | } |
6c1664f6 | 7959 | |
f33c82d2 JM |
7960 | if (wpa_driver_nl80211_set_mode(drv->first_bss, |
7961 | NL80211_IFTYPE_STATION)) { | |
7962 | wpa_printf(MSG_INFO, | |
7963 | "nl80211: Failed to set interface into station mode"); | |
7964 | } | |
6c1664f6 BC |
7965 | return ret; |
7966 | } | |
7967 | ||
7968 | #endif /* CONFIG_MESH */ | |
7969 | ||
7970 | ||
ed4ddb6d KP |
7971 | static int wpa_driver_br_add_ip_neigh(void *priv, u8 version, |
7972 | const u8 *ipaddr, int prefixlen, | |
7973 | const u8 *addr) | |
71103bed KP |
7974 | { |
7975 | #ifdef CONFIG_LIBNL3_ROUTE | |
7976 | struct i802_bss *bss = priv; | |
7977 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
7978 | struct rtnl_neigh *rn; | |
7979 | struct nl_addr *nl_ipaddr = NULL; | |
7980 | struct nl_addr *nl_lladdr = NULL; | |
ed4ddb6d | 7981 | int family, addrsize; |
71103bed KP |
7982 | int res; |
7983 | ||
ed4ddb6d | 7984 | if (!ipaddr || prefixlen == 0 || !addr) |
71103bed KP |
7985 | return -EINVAL; |
7986 | ||
7987 | if (bss->br_ifindex == 0) { | |
7988 | wpa_printf(MSG_DEBUG, | |
7989 | "nl80211: bridge must be set before adding an ip neigh to it"); | |
7990 | return -1; | |
7991 | } | |
7992 | ||
7993 | if (!drv->rtnl_sk) { | |
7994 | wpa_printf(MSG_DEBUG, | |
7995 | "nl80211: nl_sock for NETLINK_ROUTE is not initialized"); | |
7996 | return -1; | |
7997 | } | |
7998 | ||
ed4ddb6d KP |
7999 | if (version == 4) { |
8000 | family = AF_INET; | |
8001 | addrsize = 4; | |
8002 | } else if (version == 6) { | |
8003 | family = AF_INET6; | |
8004 | addrsize = 16; | |
8005 | } else { | |
8006 | return -EINVAL; | |
8007 | } | |
8008 | ||
71103bed KP |
8009 | rn = rtnl_neigh_alloc(); |
8010 | if (rn == NULL) | |
8011 | return -ENOMEM; | |
8012 | ||
8013 | /* set the destination ip address for neigh */ | |
ed4ddb6d | 8014 | nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize); |
71103bed KP |
8015 | if (nl_ipaddr == NULL) { |
8016 | wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed"); | |
8017 | res = -ENOMEM; | |
8018 | goto errout; | |
8019 | } | |
8020 | nl_addr_set_prefixlen(nl_ipaddr, prefixlen); | |
8021 | res = rtnl_neigh_set_dst(rn, nl_ipaddr); | |
8022 | if (res) { | |
8023 | wpa_printf(MSG_DEBUG, | |
8024 | "nl80211: neigh set destination addr failed"); | |
8025 | goto errout; | |
8026 | } | |
8027 | ||
8028 | /* set the corresponding lladdr for neigh */ | |
8029 | nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN); | |
8030 | if (nl_lladdr == NULL) { | |
8031 | wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed"); | |
8032 | res = -ENOMEM; | |
8033 | goto errout; | |
8034 | } | |
8035 | rtnl_neigh_set_lladdr(rn, nl_lladdr); | |
8036 | ||
8037 | rtnl_neigh_set_ifindex(rn, bss->br_ifindex); | |
8038 | rtnl_neigh_set_state(rn, NUD_PERMANENT); | |
8039 | ||
8040 | res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE); | |
8041 | if (res) { | |
8042 | wpa_printf(MSG_DEBUG, | |
8043 | "nl80211: Adding bridge ip neigh failed: %s", | |
8044 | strerror(errno)); | |
8045 | } | |
8046 | errout: | |
8047 | if (nl_lladdr) | |
8048 | nl_addr_put(nl_lladdr); | |
8049 | if (nl_ipaddr) | |
8050 | nl_addr_put(nl_ipaddr); | |
8051 | if (rn) | |
8052 | rtnl_neigh_put(rn); | |
8053 | return res; | |
8054 | #else /* CONFIG_LIBNL3_ROUTE */ | |
8055 | return -1; | |
8056 | #endif /* CONFIG_LIBNL3_ROUTE */ | |
8057 | } | |
8058 | ||
8059 | ||
ed4ddb6d KP |
8060 | static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version, |
8061 | const u8 *ipaddr) | |
71103bed KP |
8062 | { |
8063 | #ifdef CONFIG_LIBNL3_ROUTE | |
8064 | struct i802_bss *bss = priv; | |
8065 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
8066 | struct rtnl_neigh *rn; | |
8067 | struct nl_addr *nl_ipaddr; | |
ed4ddb6d | 8068 | int family, addrsize; |
71103bed KP |
8069 | int res; |
8070 | ||
ed4ddb6d | 8071 | if (!ipaddr) |
71103bed KP |
8072 | return -EINVAL; |
8073 | ||
ed4ddb6d KP |
8074 | if (version == 4) { |
8075 | family = AF_INET; | |
8076 | addrsize = 4; | |
8077 | } else if (version == 6) { | |
8078 | family = AF_INET6; | |
8079 | addrsize = 16; | |
8080 | } else { | |
8081 | return -EINVAL; | |
8082 | } | |
8083 | ||
71103bed KP |
8084 | if (bss->br_ifindex == 0) { |
8085 | wpa_printf(MSG_DEBUG, | |
8086 | "nl80211: bridge must be set to delete an ip neigh"); | |
8087 | return -1; | |
8088 | } | |
8089 | ||
8090 | if (!drv->rtnl_sk) { | |
8091 | wpa_printf(MSG_DEBUG, | |
8092 | "nl80211: nl_sock for NETLINK_ROUTE is not initialized"); | |
8093 | return -1; | |
8094 | } | |
8095 | ||
8096 | rn = rtnl_neigh_alloc(); | |
8097 | if (rn == NULL) | |
8098 | return -ENOMEM; | |
8099 | ||
8100 | /* set the destination ip address for neigh */ | |
ed4ddb6d | 8101 | nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize); |
71103bed KP |
8102 | if (nl_ipaddr == NULL) { |
8103 | wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed"); | |
8104 | res = -ENOMEM; | |
8105 | goto errout; | |
8106 | } | |
8107 | res = rtnl_neigh_set_dst(rn, nl_ipaddr); | |
8108 | if (res) { | |
8109 | wpa_printf(MSG_DEBUG, | |
8110 | "nl80211: neigh set destination addr failed"); | |
8111 | goto errout; | |
8112 | } | |
8113 | ||
8114 | rtnl_neigh_set_ifindex(rn, bss->br_ifindex); | |
8115 | ||
8116 | res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0); | |
8117 | if (res) { | |
8118 | wpa_printf(MSG_DEBUG, | |
8119 | "nl80211: Deleting bridge ip neigh failed: %s", | |
8120 | strerror(errno)); | |
8121 | } | |
8122 | errout: | |
8123 | if (nl_ipaddr) | |
8124 | nl_addr_put(nl_ipaddr); | |
8125 | if (rn) | |
8126 | rtnl_neigh_put(rn); | |
8127 | return res; | |
8128 | #else /* CONFIG_LIBNL3_ROUTE */ | |
8129 | return -1; | |
8130 | #endif /* CONFIG_LIBNL3_ROUTE */ | |
8131 | } | |
8132 | ||
8133 | ||
73d2294f KP |
8134 | static int linux_write_system_file(const char *path, unsigned int val) |
8135 | { | |
8136 | char buf[50]; | |
8137 | int fd, len; | |
8138 | ||
8139 | len = os_snprintf(buf, sizeof(buf), "%u\n", val); | |
a9aaacbb | 8140 | if (os_snprintf_error(sizeof(buf), len)) |
73d2294f KP |
8141 | return -1; |
8142 | ||
8143 | fd = open(path, O_WRONLY); | |
8144 | if (fd < 0) | |
8145 | return -1; | |
8146 | ||
8147 | if (write(fd, buf, len) < 0) { | |
8148 | wpa_printf(MSG_DEBUG, | |
8149 | "nl80211: Failed to write Linux system file: %s with the value of %d", | |
8150 | path, val); | |
8151 | close(fd); | |
8152 | return -1; | |
8153 | } | |
8154 | close(fd); | |
8155 | ||
8156 | return 0; | |
8157 | } | |
8158 | ||
8159 | ||
8160 | static const char * drv_br_port_attr_str(enum drv_br_port_attr attr) | |
8161 | { | |
8162 | switch (attr) { | |
8163 | case DRV_BR_PORT_ATTR_PROXYARP: | |
8164 | return "proxyarp"; | |
8165 | case DRV_BR_PORT_ATTR_HAIRPIN_MODE: | |
8166 | return "hairpin_mode"; | |
8167 | } | |
8168 | ||
8169 | return NULL; | |
8170 | } | |
8171 | ||
8172 | ||
8173 | static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr, | |
8174 | unsigned int val) | |
8175 | { | |
8176 | struct i802_bss *bss = priv; | |
8177 | char path[128]; | |
8178 | const char *attr_txt; | |
8179 | ||
8180 | attr_txt = drv_br_port_attr_str(attr); | |
8181 | if (attr_txt == NULL) | |
8182 | return -EINVAL; | |
8183 | ||
8184 | os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s", | |
8185 | bss->ifname, attr_txt); | |
8186 | ||
8187 | if (linux_write_system_file(path, val)) | |
8188 | return -1; | |
8189 | ||
8190 | return 0; | |
8191 | } | |
8192 | ||
8193 | ||
7565752d KP |
8194 | static const char * drv_br_net_param_str(enum drv_br_net_param param) |
8195 | { | |
8196 | switch (param) { | |
8197 | case DRV_BR_NET_PARAM_GARP_ACCEPT: | |
8198 | return "arp_accept"; | |
8199 | } | |
8200 | ||
8201 | return NULL; | |
8202 | } | |
8203 | ||
8204 | ||
8205 | static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param, | |
8206 | unsigned int val) | |
8207 | { | |
8208 | struct i802_bss *bss = priv; | |
8209 | char path[128]; | |
8210 | const char *param_txt; | |
8211 | int ip_version = 4; | |
8212 | ||
8213 | param_txt = drv_br_net_param_str(param); | |
8214 | if (param_txt == NULL) | |
8215 | return -EINVAL; | |
8216 | ||
8217 | switch (param) { | |
8218 | case DRV_BR_NET_PARAM_GARP_ACCEPT: | |
8219 | ip_version = 4; | |
8220 | break; | |
8221 | default: | |
8222 | return -EINVAL; | |
8223 | } | |
8224 | ||
8225 | os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s", | |
8226 | ip_version, bss->brname, param_txt); | |
8227 | ||
8228 | if (linux_write_system_file(path, val)) | |
8229 | return -1; | |
8230 | ||
8231 | return 0; | |
8232 | } | |
8233 | ||
8234 | ||
16689c7c PX |
8235 | static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode) |
8236 | { | |
8237 | switch (hw_mode) { | |
8238 | case HOSTAPD_MODE_IEEE80211B: | |
8239 | return QCA_ACS_MODE_IEEE80211B; | |
8240 | case HOSTAPD_MODE_IEEE80211G: | |
8241 | return QCA_ACS_MODE_IEEE80211G; | |
8242 | case HOSTAPD_MODE_IEEE80211A: | |
8243 | return QCA_ACS_MODE_IEEE80211A; | |
8244 | case HOSTAPD_MODE_IEEE80211AD: | |
8245 | return QCA_ACS_MODE_IEEE80211AD; | |
8246 | default: | |
8247 | return -1; | |
8248 | } | |
8249 | } | |
8250 | ||
8251 | ||
8252 | static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params) | |
8253 | { | |
8254 | struct i802_bss *bss = priv; | |
8255 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
8256 | struct nl_msg *msg; | |
8257 | struct nlattr *data; | |
a862e4a3 | 8258 | int ret; |
16689c7c PX |
8259 | int mode; |
8260 | ||
8261 | mode = hw_mode_to_qca_acs(params->hw_mode); | |
8262 | if (mode < 0) | |
8263 | return -1; | |
8264 | ||
9725b784 | 8265 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || |
a862e4a3 JM |
8266 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || |
8267 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
8268 | QCA_NL80211_VENDOR_SUBCMD_DO_ACS) || | |
8269 | !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) || | |
8270 | nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) || | |
8271 | (params->ht_enabled && | |
8272 | nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) || | |
8273 | (params->ht40_enabled && | |
8274 | nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED))) { | |
8275 | nlmsg_free(msg); | |
8276 | return -ENOBUFS; | |
8277 | } | |
16689c7c PX |
8278 | nla_nest_end(msg, data); |
8279 | ||
8280 | ret = send_and_recv_msgs(drv, msg, NULL, NULL); | |
16689c7c PX |
8281 | if (ret) { |
8282 | wpa_printf(MSG_DEBUG, | |
8283 | "nl80211: Failed to invoke driver ACS function: %s", | |
8284 | strerror(errno)); | |
8285 | } | |
16689c7c PX |
8286 | return ret; |
8287 | } | |
8288 | ||
8289 | ||
3f5285e8 JM |
8290 | const struct wpa_driver_ops wpa_driver_nl80211_ops = { |
8291 | .name = "nl80211", | |
8292 | .desc = "Linux nl80211/cfg80211", | |
8293 | .get_bssid = wpa_driver_nl80211_get_bssid, | |
8294 | .get_ssid = wpa_driver_nl80211_get_ssid, | |
9ebce9c5 JM |
8295 | .set_key = driver_nl80211_set_key, |
8296 | .scan2 = driver_nl80211_scan2, | |
d21c63b9 LC |
8297 | .sched_scan = wpa_driver_nl80211_sched_scan, |
8298 | .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan, | |
3f5285e8 | 8299 | .get_scan_results2 = wpa_driver_nl80211_get_scan_results, |
9ebce9c5 JM |
8300 | .deauthenticate = driver_nl80211_deauthenticate, |
8301 | .authenticate = driver_nl80211_authenticate, | |
3f5285e8 | 8302 | .associate = wpa_driver_nl80211_associate, |
f2ed8023 JM |
8303 | .global_init = nl80211_global_init, |
8304 | .global_deinit = nl80211_global_deinit, | |
8305 | .init2 = wpa_driver_nl80211_init, | |
9ebce9c5 | 8306 | .deinit = driver_nl80211_deinit, |
3f5285e8 JM |
8307 | .get_capa = wpa_driver_nl80211_get_capa, |
8308 | .set_operstate = wpa_driver_nl80211_set_operstate, | |
01652550 | 8309 | .set_supp_port = wpa_driver_nl80211_set_supp_port, |
6d158490 | 8310 | .set_country = wpa_driver_nl80211_set_country, |
f0793bf1 | 8311 | .get_country = wpa_driver_nl80211_get_country, |
19c3b566 | 8312 | .set_ap = wpa_driver_nl80211_set_ap, |
3c4ca363 | 8313 | .set_acl = wpa_driver_nl80211_set_acl, |
22a7c9d7 | 8314 | .if_add = wpa_driver_nl80211_if_add, |
9ebce9c5 JM |
8315 | .if_remove = driver_nl80211_if_remove, |
8316 | .send_mlme = driver_nl80211_send_mlme, | |
0fafeb54 | 8317 | .get_hw_feature_data = nl80211_get_hw_feature_data, |
0f4e8b4f | 8318 | .sta_add = wpa_driver_nl80211_sta_add, |
9ebce9c5 | 8319 | .sta_remove = driver_nl80211_sta_remove, |
db149ac9 | 8320 | .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol, |
a8d6ffa4 | 8321 | .sta_set_flags = wpa_driver_nl80211_sta_set_flags, |
c5121837 | 8322 | .hapd_init = i802_init, |
c5121837 | 8323 | .hapd_deinit = i802_deinit, |
f7b3920c | 8324 | .set_wds_sta = i802_set_wds_sta, |
c5121837 JM |
8325 | .get_seqnum = i802_get_seqnum, |
8326 | .flush = i802_flush, | |
c5121837 JM |
8327 | .get_inact_sec = i802_get_inact_sec, |
8328 | .sta_clear_stats = i802_sta_clear_stats, | |
c5121837 JM |
8329 | .set_rts = i802_set_rts, |
8330 | .set_frag = i802_set_frag, | |
c5121837 | 8331 | .set_tx_queue_params = i802_set_tx_queue_params, |
9ebce9c5 | 8332 | .set_sta_vlan = driver_nl80211_set_sta_vlan, |
ee7ab173 JB |
8333 | .sta_deauth = i802_sta_deauth, |
8334 | .sta_disassoc = i802_sta_disassoc, | |
9ebce9c5 | 8335 | .read_sta_data = driver_nl80211_read_sta_data, |
e3802622 | 8336 | .set_freq = i802_set_freq, |
9ebce9c5 | 8337 | .send_action = driver_nl80211_send_action, |
5dfca53f | 8338 | .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait, |
55777702 JM |
8339 | .remain_on_channel = wpa_driver_nl80211_remain_on_channel, |
8340 | .cancel_remain_on_channel = | |
8341 | wpa_driver_nl80211_cancel_remain_on_channel, | |
9ebce9c5 | 8342 | .probe_req_report = driver_nl80211_probe_req_report, |
af473088 | 8343 | .deinit_ap = wpa_driver_nl80211_deinit_ap, |
3c29244e | 8344 | .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli, |
207ef3fb | 8345 | .resume = wpa_driver_nl80211_resume, |
b625473c | 8346 | .signal_monitor = nl80211_signal_monitor, |
1c5c7273 | 8347 | .signal_poll = nl80211_signal_poll, |
b91ab76e | 8348 | .send_frame = nl80211_send_frame, |
57ebba59 | 8349 | .shared_freq = wpa_driver_nl80211_shared_freq, |
c55f774d | 8350 | .set_param = nl80211_set_param, |
6859f1cb | 8351 | .get_radio_name = nl80211_get_radio_name, |
a6efc65d JM |
8352 | .add_pmkid = nl80211_add_pmkid, |
8353 | .remove_pmkid = nl80211_remove_pmkid, | |
8354 | .flush_pmkid = nl80211_flush_pmkid, | |
b14a210c | 8355 | .set_rekey_info = nl80211_set_rekey_info, |
bcf24348 | 8356 | .poll_client = nl80211_poll_client, |
29f338af | 8357 | .set_p2p_powersave = nl80211_set_p2p_powersave, |
f90e9c1c | 8358 | .start_dfs_cac = nl80211_start_radar_detection, |
695c7038 | 8359 | .stop_ap = wpa_driver_nl80211_stop_ap, |
03ea1786 AN |
8360 | #ifdef CONFIG_TDLS |
8361 | .send_tdls_mgmt = nl80211_send_tdls_mgmt, | |
8362 | .tdls_oper = nl80211_tdls_oper, | |
72b2605f AN |
8363 | .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch, |
8364 | .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch, | |
03ea1786 | 8365 | #endif /* CONFIG_TDLS */ |
6a1ce395 | 8366 | .update_ft_ies = wpa_driver_nl80211_update_ft_ies, |
597b94f5 | 8367 | .get_mac_addr = wpa_driver_nl80211_get_macaddr, |
0185007c | 8368 | .get_survey = wpa_driver_nl80211_get_survey, |
a771c07d | 8369 | .status = wpa_driver_nl80211_status, |
1c4ffa87 | 8370 | .switch_channel = nl80211_switch_channel, |
0de38036 JM |
8371 | #ifdef ANDROID_P2P |
8372 | .set_noa = wpa_driver_set_p2p_noa, | |
8373 | .get_noa = wpa_driver_get_p2p_noa, | |
8374 | .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie, | |
8375 | #endif /* ANDROID_P2P */ | |
5e2c3490 JM |
8376 | #ifdef ANDROID |
8377 | .driver_cmd = wpa_driver_nl80211_driver_cmd, | |
8378 | #endif /* ANDROID */ | |
adef8948 | 8379 | .vendor_cmd = nl80211_vendor_cmd, |
049105b4 | 8380 | .set_qos_map = nl80211_set_qos_map, |
e4fa8b12 | 8381 | .set_wowlan = nl80211_set_wowlan, |
0800f9ee | 8382 | .roaming = nl80211_roaming, |
fee354c7 | 8383 | .set_mac_addr = nl80211_set_mac_addr, |
6c1664f6 BC |
8384 | #ifdef CONFIG_MESH |
8385 | .init_mesh = wpa_driver_nl80211_init_mesh, | |
8386 | .join_mesh = wpa_driver_nl80211_join_mesh, | |
8387 | .leave_mesh = wpa_driver_nl80211_leave_mesh, | |
8388 | #endif /* CONFIG_MESH */ | |
71103bed KP |
8389 | .br_add_ip_neigh = wpa_driver_br_add_ip_neigh, |
8390 | .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh, | |
73d2294f | 8391 | .br_port_set_attr = wpa_driver_br_port_set_attr, |
7565752d | 8392 | .br_set_net_param = wpa_driver_br_set_net_param, |
dfa87878 MB |
8393 | .add_tx_ts = nl80211_add_ts, |
8394 | .del_tx_ts = nl80211_del_ts, | |
16689c7c | 8395 | .do_acs = wpa_driver_do_acs, |
3f5285e8 | 8396 | }; |