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Commit | Line | Data |
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6fc6879b JM |
1 | /* |
2 | * WPA Supplicant | |
cc58a357 | 3 | * Copyright (c) 2003-2019, Jouni Malinen <j@w1.fi> |
6fc6879b | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
6fc6879b JM |
7 | * |
8 | * This file implements functions for registering and unregistering | |
9 | * %wpa_supplicant interfaces. In addition, this file contains number of | |
10 | * functions for managing network connections. | |
11 | */ | |
12 | ||
13 | #include "includes.h" | |
2e997eec RM |
14 | #ifdef CONFIG_MATCH_IFACE |
15 | #include <net/if.h> | |
16 | #include <fnmatch.h> | |
17 | #endif /* CONFIG_MATCH_IFACE */ | |
6fc6879b JM |
18 | |
19 | #include "common.h" | |
d47fa330 | 20 | #include "crypto/random.h" |
7d232e23 | 21 | #include "crypto/sha1.h" |
6fc6879b JM |
22 | #include "eapol_supp/eapol_supp_sm.h" |
23 | #include "eap_peer/eap.h" | |
ec7b97ab | 24 | #include "eap_peer/eap_proxy.h" |
3ec97afe | 25 | #include "eap_server/eap_methods.h" |
3acb5005 | 26 | #include "rsn_supp/wpa.h" |
6fc6879b | 27 | #include "eloop.h" |
6fc6879b | 28 | #include "config.h" |
306ae225 | 29 | #include "utils/ext_password.h" |
6fc6879b JM |
30 | #include "l2_packet/l2_packet.h" |
31 | #include "wpa_supplicant_i.h" | |
2d5b792d | 32 | #include "driver_i.h" |
6fc6879b | 33 | #include "ctrl_iface.h" |
6fc6879b | 34 | #include "pcsc_funcs.h" |
90973fb2 | 35 | #include "common/version.h" |
3acb5005 JM |
36 | #include "rsn_supp/preauth.h" |
37 | #include "rsn_supp/pmksa_cache.h" | |
90973fb2 | 38 | #include "common/wpa_ctrl.h" |
cfde99a8 | 39 | #include "common/ieee802_11_common.h" |
90973fb2 | 40 | #include "common/ieee802_11_defs.h" |
6b8b0774 | 41 | #include "common/hw_features_common.h" |
461d39af | 42 | #include "common/gas_server.h" |
10ec6a5f | 43 | #include "common/dpp.h" |
72044390 | 44 | #include "p2p/p2p.h" |
b36a3a65 | 45 | #include "fst/fst.h" |
6fc6879b JM |
46 | #include "blacklist.h" |
47 | #include "wpas_glue.h" | |
116654ce | 48 | #include "wps_supplicant.h" |
11ef8d35 | 49 | #include "ibss_rsn.h" |
c2a04078 | 50 | #include "sme.h" |
04ea7b79 | 51 | #include "gas_query.h" |
1f1b62a0 | 52 | #include "ap.h" |
b22128ef | 53 | #include "p2p_supplicant.h" |
9675ce35 | 54 | #include "wifi_display.h" |
8bac466b | 55 | #include "notify.h" |
60b94c98 | 56 | #include "bgscan.h" |
7c865c68 | 57 | #include "autoscan.h" |
83922c2d | 58 | #include "bss.h" |
9ba9fa07 | 59 | #include "scan.h" |
24f6497c | 60 | #include "offchannel.h" |
cb418324 | 61 | #include "hs20_supplicant.h" |
e27d20bb | 62 | #include "wnm_sta.h" |
dd10abcc | 63 | #include "wpas_kay.h" |
603a3f34 | 64 | #include "mesh.h" |
be27e185 | 65 | #include "dpp_supplicant.h" |
a39b040b SB |
66 | #ifdef CONFIG_MESH |
67 | #include "ap/ap_config.h" | |
68 | #include "ap/hostapd.h" | |
69 | #endif /* CONFIG_MESH */ | |
6fc6879b | 70 | |
8b423edb | 71 | const char *const wpa_supplicant_version = |
6fc6879b | 72 | "wpa_supplicant v" VERSION_STR "\n" |
cc58a357 | 73 | "Copyright (c) 2003-2019, Jouni Malinen <j@w1.fi> and contributors"; |
6fc6879b | 74 | |
8b423edb | 75 | const char *const wpa_supplicant_license = |
331f89ff JM |
76 | "This software may be distributed under the terms of the BSD license.\n" |
77 | "See README for more details.\n" | |
6fc6879b JM |
78 | #ifdef EAP_TLS_OPENSSL |
79 | "\nThis product includes software developed by the OpenSSL Project\n" | |
80 | "for use in the OpenSSL Toolkit (http://www.openssl.org/)\n" | |
81 | #endif /* EAP_TLS_OPENSSL */ | |
82 | ; | |
83 | ||
84 | #ifndef CONFIG_NO_STDOUT_DEBUG | |
85 | /* Long text divided into parts in order to fit in C89 strings size limits. */ | |
8b423edb | 86 | const char *const wpa_supplicant_full_license1 = |
331f89ff | 87 | ""; |
8b423edb | 88 | const char *const wpa_supplicant_full_license2 = |
331f89ff | 89 | "This software may be distributed under the terms of the BSD license.\n" |
6fc6879b JM |
90 | "\n" |
91 | "Redistribution and use in source and binary forms, with or without\n" | |
92 | "modification, are permitted provided that the following conditions are\n" | |
93 | "met:\n" | |
94 | "\n"; | |
8b423edb | 95 | const char *const wpa_supplicant_full_license3 = |
6fc6879b JM |
96 | "1. Redistributions of source code must retain the above copyright\n" |
97 | " notice, this list of conditions and the following disclaimer.\n" | |
98 | "\n" | |
99 | "2. Redistributions in binary form must reproduce the above copyright\n" | |
100 | " notice, this list of conditions and the following disclaimer in the\n" | |
101 | " documentation and/or other materials provided with the distribution.\n" | |
102 | "\n"; | |
8b423edb | 103 | const char *const wpa_supplicant_full_license4 = |
6fc6879b JM |
104 | "3. Neither the name(s) of the above-listed copyright holder(s) nor the\n" |
105 | " names of its contributors may be used to endorse or promote products\n" | |
106 | " derived from this software without specific prior written permission.\n" | |
107 | "\n" | |
108 | "THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n" | |
109 | "\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n" | |
110 | "LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n" | |
111 | "A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n"; | |
8b423edb | 112 | const char *const wpa_supplicant_full_license5 = |
6fc6879b JM |
113 | "OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n" |
114 | "SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n" | |
115 | "LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n" | |
116 | "DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n" | |
117 | "THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n" | |
118 | "(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n" | |
119 | "OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n" | |
120 | "\n"; | |
121 | #endif /* CONFIG_NO_STDOUT_DEBUG */ | |
122 | ||
b04854ce AP |
123 | |
124 | static void wpa_bss_tmp_disallow_timeout(void *eloop_ctx, void *timeout_ctx); | |
6338c99e VK |
125 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) |
126 | static void wpas_update_fils_connect_params(struct wpa_supplicant *wpa_s); | |
127 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ | |
b04854ce AP |
128 | |
129 | ||
6fc6879b | 130 | /* Configure default/group WEP keys for static WEP */ |
0194fedb | 131 | int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid) |
6fc6879b JM |
132 | { |
133 | int i, set = 0; | |
134 | ||
135 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
136 | if (ssid->wep_key_len[i] == 0) | |
137 | continue; | |
138 | ||
139 | set = 1; | |
0382097e | 140 | wpa_drv_set_key(wpa_s, WPA_ALG_WEP, NULL, |
da64c266 | 141 | i, i == ssid->wep_tx_keyidx, NULL, 0, |
6fc6879b JM |
142 | ssid->wep_key[i], ssid->wep_key_len[i]); |
143 | } | |
144 | ||
145 | return set; | |
146 | } | |
147 | ||
148 | ||
6ea1f413 JM |
149 | int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s, |
150 | struct wpa_ssid *ssid) | |
6fc6879b JM |
151 | { |
152 | u8 key[32]; | |
153 | size_t keylen; | |
71934751 | 154 | enum wpa_alg alg; |
6fc6879b | 155 | u8 seq[6] = { 0 }; |
658da804 | 156 | int ret; |
6fc6879b JM |
157 | |
158 | /* IBSS/WPA-None uses only one key (Group) for both receiving and | |
159 | * sending unicast and multicast packets. */ | |
160 | ||
d7dcba70 | 161 | if (ssid->mode != WPAS_MODE_IBSS) { |
f049052b BG |
162 | wpa_msg(wpa_s, MSG_INFO, "WPA: Invalid mode %d (not " |
163 | "IBSS/ad-hoc) for WPA-None", ssid->mode); | |
6fc6879b JM |
164 | return -1; |
165 | } | |
166 | ||
167 | if (!ssid->psk_set) { | |
f049052b BG |
168 | wpa_msg(wpa_s, MSG_INFO, "WPA: No PSK configured for " |
169 | "WPA-None"); | |
6fc6879b JM |
170 | return -1; |
171 | } | |
172 | ||
173 | switch (wpa_s->group_cipher) { | |
174 | case WPA_CIPHER_CCMP: | |
175 | os_memcpy(key, ssid->psk, 16); | |
176 | keylen = 16; | |
177 | alg = WPA_ALG_CCMP; | |
178 | break; | |
eb7719ff JM |
179 | case WPA_CIPHER_GCMP: |
180 | os_memcpy(key, ssid->psk, 16); | |
181 | keylen = 16; | |
182 | alg = WPA_ALG_GCMP; | |
183 | break; | |
6fc6879b JM |
184 | case WPA_CIPHER_TKIP: |
185 | /* WPA-None uses the same Michael MIC key for both TX and RX */ | |
186 | os_memcpy(key, ssid->psk, 16 + 8); | |
187 | os_memcpy(key + 16 + 8, ssid->psk + 16, 8); | |
188 | keylen = 32; | |
189 | alg = WPA_ALG_TKIP; | |
190 | break; | |
191 | default: | |
f049052b BG |
192 | wpa_msg(wpa_s, MSG_INFO, "WPA: Invalid group cipher %d for " |
193 | "WPA-None", wpa_s->group_cipher); | |
6fc6879b JM |
194 | return -1; |
195 | } | |
196 | ||
197 | /* TODO: should actually remember the previously used seq#, both for TX | |
198 | * and RX from each STA.. */ | |
199 | ||
658da804 JM |
200 | ret = wpa_drv_set_key(wpa_s, alg, NULL, 0, 1, seq, 6, key, keylen); |
201 | os_memset(key, 0, sizeof(key)); | |
202 | return ret; | |
6fc6879b JM |
203 | } |
204 | ||
205 | ||
206 | static void wpa_supplicant_timeout(void *eloop_ctx, void *timeout_ctx) | |
207 | { | |
208 | struct wpa_supplicant *wpa_s = eloop_ctx; | |
209 | const u8 *bssid = wpa_s->bssid; | |
04e3d815 MK |
210 | if (!is_zero_ether_addr(wpa_s->pending_bssid) && |
211 | (wpa_s->wpa_state == WPA_AUTHENTICATING || | |
212 | wpa_s->wpa_state == WPA_ASSOCIATING)) | |
6fc6879b JM |
213 | bssid = wpa_s->pending_bssid; |
214 | wpa_msg(wpa_s, MSG_INFO, "Authentication with " MACSTR " timed out.", | |
215 | MAC2STR(bssid)); | |
216 | wpa_blacklist_add(wpa_s, bssid); | |
217 | wpa_sm_notify_disassoc(wpa_s->wpa); | |
07783eaa | 218 | wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
6fc6879b | 219 | wpa_s->reassociate = 1; |
48b84f18 BG |
220 | |
221 | /* | |
222 | * If we timed out, the AP or the local radio may be busy. | |
223 | * So, wait a second until scanning again. | |
224 | */ | |
225 | wpa_supplicant_req_scan(wpa_s, 1, 0); | |
6fc6879b JM |
226 | } |
227 | ||
228 | ||
229 | /** | |
230 | * wpa_supplicant_req_auth_timeout - Schedule a timeout for authentication | |
231 | * @wpa_s: Pointer to wpa_supplicant data | |
232 | * @sec: Number of seconds after which to time out authentication | |
233 | * @usec: Number of microseconds after which to time out authentication | |
234 | * | |
235 | * This function is used to schedule a timeout for the current authentication | |
236 | * attempt. | |
237 | */ | |
238 | void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s, | |
239 | int sec, int usec) | |
240 | { | |
a2a535f8 | 241 | if (wpa_s->conf->ap_scan == 0 && |
c2a04078 | 242 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_WIRED)) |
6fc6879b JM |
243 | return; |
244 | ||
f049052b | 245 | wpa_dbg(wpa_s, MSG_DEBUG, "Setting authentication timeout: %d sec " |
6fc6879b JM |
246 | "%d usec", sec, usec); |
247 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
37547ad6 | 248 | wpa_s->last_auth_timeout_sec = sec; |
6fc6879b JM |
249 | eloop_register_timeout(sec, usec, wpa_supplicant_timeout, wpa_s, NULL); |
250 | } | |
251 | ||
252 | ||
37547ad6 DL |
253 | /* |
254 | * wpas_auth_timeout_restart - Restart and change timeout for authentication | |
255 | * @wpa_s: Pointer to wpa_supplicant data | |
256 | * @sec_diff: difference in seconds applied to original timeout value | |
257 | */ | |
258 | void wpas_auth_timeout_restart(struct wpa_supplicant *wpa_s, int sec_diff) | |
259 | { | |
260 | int new_sec = wpa_s->last_auth_timeout_sec + sec_diff; | |
261 | ||
262 | if (eloop_is_timeout_registered(wpa_supplicant_timeout, wpa_s, NULL)) { | |
263 | wpa_dbg(wpa_s, MSG_DEBUG, | |
264 | "Authentication timeout restart: %d sec", new_sec); | |
265 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
266 | eloop_register_timeout(new_sec, 0, wpa_supplicant_timeout, | |
267 | wpa_s, NULL); | |
268 | } | |
269 | } | |
270 | ||
271 | ||
6fc6879b JM |
272 | /** |
273 | * wpa_supplicant_cancel_auth_timeout - Cancel authentication timeout | |
274 | * @wpa_s: Pointer to wpa_supplicant data | |
275 | * | |
276 | * This function is used to cancel authentication timeout scheduled with | |
277 | * wpa_supplicant_req_auth_timeout() and it is called when authentication has | |
278 | * been completed. | |
279 | */ | |
280 | void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s) | |
281 | { | |
f049052b | 282 | wpa_dbg(wpa_s, MSG_DEBUG, "Cancelling authentication timeout"); |
6fc6879b JM |
283 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); |
284 | wpa_blacklist_del(wpa_s, wpa_s->bssid); | |
af835d75 AB |
285 | os_free(wpa_s->last_con_fail_realm); |
286 | wpa_s->last_con_fail_realm = NULL; | |
287 | wpa_s->last_con_fail_realm_len = 0; | |
6fc6879b JM |
288 | } |
289 | ||
290 | ||
291 | /** | |
292 | * wpa_supplicant_initiate_eapol - Configure EAPOL state machine | |
293 | * @wpa_s: Pointer to wpa_supplicant data | |
294 | * | |
295 | * This function is used to configure EAPOL state machine based on the selected | |
296 | * authentication mode. | |
297 | */ | |
298 | void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s) | |
299 | { | |
300 | #ifdef IEEE8021X_EAPOL | |
301 | struct eapol_config eapol_conf; | |
302 | struct wpa_ssid *ssid = wpa_s->current_ssid; | |
303 | ||
53895c3b | 304 | #ifdef CONFIG_IBSS_RSN |
d7dcba70 | 305 | if (ssid->mode == WPAS_MODE_IBSS && |
53895c3b JM |
306 | wpa_s->key_mgmt != WPA_KEY_MGMT_NONE && |
307 | wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE) { | |
308 | /* | |
309 | * RSN IBSS authentication is per-STA and we can disable the | |
310 | * per-BSSID EAPOL authentication. | |
311 | */ | |
312 | eapol_sm_notify_portControl(wpa_s->eapol, ForceAuthorized); | |
313 | eapol_sm_notify_eap_success(wpa_s->eapol, TRUE); | |
314 | eapol_sm_notify_eap_fail(wpa_s->eapol, FALSE); | |
315 | return; | |
316 | } | |
317 | #endif /* CONFIG_IBSS_RSN */ | |
318 | ||
0a40ec6a JM |
319 | eapol_sm_notify_eap_success(wpa_s->eapol, FALSE); |
320 | eapol_sm_notify_eap_fail(wpa_s->eapol, FALSE); | |
321 | ||
6fc6879b JM |
322 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE || |
323 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) | |
324 | eapol_sm_notify_portControl(wpa_s->eapol, ForceAuthorized); | |
325 | else | |
326 | eapol_sm_notify_portControl(wpa_s->eapol, Auto); | |
327 | ||
328 | os_memset(&eapol_conf, 0, sizeof(eapol_conf)); | |
329 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
330 | eapol_conf.accept_802_1x_keys = 1; | |
331 | eapol_conf.required_keys = 0; | |
332 | if (ssid->eapol_flags & EAPOL_FLAG_REQUIRE_KEY_UNICAST) { | |
333 | eapol_conf.required_keys |= EAPOL_REQUIRE_KEY_UNICAST; | |
334 | } | |
335 | if (ssid->eapol_flags & EAPOL_FLAG_REQUIRE_KEY_BROADCAST) { | |
336 | eapol_conf.required_keys |= | |
337 | EAPOL_REQUIRE_KEY_BROADCAST; | |
338 | } | |
339 | ||
a2a535f8 | 340 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_WIRED) |
6fc6879b | 341 | eapol_conf.required_keys = 0; |
6fc6879b | 342 | } |
a2a535f8 | 343 | eapol_conf.fast_reauth = wpa_s->conf->fast_reauth; |
6fc6879b | 344 | eapol_conf.workaround = ssid->eap_workaround; |
56586197 JM |
345 | eapol_conf.eap_disabled = |
346 | !wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) && | |
ad08c363 JM |
347 | wpa_s->key_mgmt != WPA_KEY_MGMT_IEEE8021X_NO_WPA && |
348 | wpa_s->key_mgmt != WPA_KEY_MGMT_WPS; | |
a5d44ac0 | 349 | eapol_conf.external_sim = wpa_s->conf->external_sim; |
3f7ac058 JS |
350 | |
351 | #ifdef CONFIG_WPS | |
352 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) { | |
353 | eapol_conf.wps |= EAPOL_LOCAL_WPS_IN_USE; | |
354 | if (wpa_s->current_bss) { | |
355 | struct wpabuf *ie; | |
356 | ie = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss, | |
357 | WPS_IE_VENDOR_TYPE); | |
358 | if (ie) { | |
359 | if (wps_is_20(ie)) | |
360 | eapol_conf.wps |= | |
361 | EAPOL_PEER_IS_WPS20_AP; | |
362 | wpabuf_free(ie); | |
363 | } | |
364 | } | |
365 | } | |
366 | #endif /* CONFIG_WPS */ | |
367 | ||
6fc6879b | 368 | eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf); |
dd10abcc | 369 | |
ad51731a SD |
370 | #ifdef CONFIG_MACSEC |
371 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE && ssid->mka_psk_set) | |
372 | ieee802_1x_create_preshared_mka(wpa_s, ssid); | |
373 | else | |
374 | ieee802_1x_alloc_kay_sm(wpa_s, ssid); | |
375 | #endif /* CONFIG_MACSEC */ | |
cd3153a9 | 376 | #endif /* IEEE8021X_EAPOL */ |
6fc6879b JM |
377 | } |
378 | ||
379 | ||
380 | /** | |
381 | * wpa_supplicant_set_non_wpa_policy - Set WPA parameters to non-WPA mode | |
382 | * @wpa_s: Pointer to wpa_supplicant data | |
383 | * @ssid: Configuration data for the network | |
384 | * | |
385 | * This function is used to configure WPA state machine and related parameters | |
386 | * to a mode where WPA is not enabled. This is called as part of the | |
387 | * authentication configuration when the selected network does not use WPA. | |
388 | */ | |
389 | void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s, | |
390 | struct wpa_ssid *ssid) | |
391 | { | |
392 | int i; | |
393 | ||
ad08c363 JM |
394 | if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) |
395 | wpa_s->key_mgmt = WPA_KEY_MGMT_WPS; | |
396 | else if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) | |
6fc6879b JM |
397 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_NO_WPA; |
398 | else | |
399 | wpa_s->key_mgmt = WPA_KEY_MGMT_NONE; | |
400 | wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0); | |
401 | wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0); | |
402 | wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0); | |
403 | wpa_s->pairwise_cipher = WPA_CIPHER_NONE; | |
404 | wpa_s->group_cipher = WPA_CIPHER_NONE; | |
405 | wpa_s->mgmt_group_cipher = 0; | |
406 | ||
407 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
408 | if (ssid->wep_key_len[i] > 5) { | |
409 | wpa_s->pairwise_cipher = WPA_CIPHER_WEP104; | |
410 | wpa_s->group_cipher = WPA_CIPHER_WEP104; | |
411 | break; | |
412 | } else if (ssid->wep_key_len[i] > 0) { | |
413 | wpa_s->pairwise_cipher = WPA_CIPHER_WEP40; | |
414 | wpa_s->group_cipher = WPA_CIPHER_WEP40; | |
415 | break; | |
416 | } | |
417 | } | |
418 | ||
419 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_RSN_ENABLED, 0); | |
420 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_KEY_MGMT, wpa_s->key_mgmt); | |
421 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PAIRWISE, | |
422 | wpa_s->pairwise_cipher); | |
423 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_GROUP, wpa_s->group_cipher); | |
424 | #ifdef CONFIG_IEEE80211W | |
425 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MGMT_GROUP, | |
426 | wpa_s->mgmt_group_cipher); | |
427 | #endif /* CONFIG_IEEE80211W */ | |
428 | ||
429 | pmksa_cache_clear_current(wpa_s->wpa); | |
430 | } | |
431 | ||
432 | ||
6979582c | 433 | void free_hw_features(struct wpa_supplicant *wpa_s) |
6bf731e8 CL |
434 | { |
435 | int i; | |
436 | if (wpa_s->hw.modes == NULL) | |
437 | return; | |
438 | ||
439 | for (i = 0; i < wpa_s->hw.num_modes; i++) { | |
440 | os_free(wpa_s->hw.modes[i].channels); | |
441 | os_free(wpa_s->hw.modes[i].rates); | |
442 | } | |
443 | ||
444 | os_free(wpa_s->hw.modes); | |
445 | wpa_s->hw.modes = NULL; | |
446 | } | |
447 | ||
448 | ||
19677b77 | 449 | void free_bss_tmp_disallowed(struct wpa_supplicant *wpa_s) |
dd599908 AS |
450 | { |
451 | struct wpa_bss_tmp_disallowed *bss, *prev; | |
452 | ||
453 | dl_list_for_each_safe(bss, prev, &wpa_s->bss_tmp_disallowed, | |
454 | struct wpa_bss_tmp_disallowed, list) { | |
b04854ce | 455 | eloop_cancel_timeout(wpa_bss_tmp_disallow_timeout, wpa_s, bss); |
dd599908 AS |
456 | dl_list_del(&bss->list); |
457 | os_free(bss); | |
458 | } | |
459 | } | |
460 | ||
461 | ||
5732b770 JM |
462 | void wpas_flush_fils_hlp_req(struct wpa_supplicant *wpa_s) |
463 | { | |
464 | struct fils_hlp_req *req; | |
465 | ||
466 | while ((req = dl_list_first(&wpa_s->fils_hlp_req, struct fils_hlp_req, | |
467 | list)) != NULL) { | |
468 | dl_list_del(&req->list); | |
469 | wpabuf_free(req->pkt); | |
470 | os_free(req); | |
471 | } | |
472 | } | |
473 | ||
474 | ||
6fc6879b JM |
475 | static void wpa_supplicant_cleanup(struct wpa_supplicant *wpa_s) |
476 | { | |
86bd36f0 JM |
477 | int i; |
478 | ||
60b94c98 | 479 | bgscan_deinit(wpa_s); |
7c865c68 | 480 | autoscan_deinit(wpa_s); |
6fc6879b JM |
481 | scard_deinit(wpa_s->scard); |
482 | wpa_s->scard = NULL; | |
483 | wpa_sm_set_scard_ctx(wpa_s->wpa, NULL); | |
484 | eapol_sm_register_scard_ctx(wpa_s->eapol, NULL); | |
485 | l2_packet_deinit(wpa_s->l2); | |
486 | wpa_s->l2 = NULL; | |
487 | if (wpa_s->l2_br) { | |
488 | l2_packet_deinit(wpa_s->l2_br); | |
489 | wpa_s->l2_br = NULL; | |
490 | } | |
4a6cc862 JM |
491 | #ifdef CONFIG_TESTING_OPTIONS |
492 | l2_packet_deinit(wpa_s->l2_test); | |
493 | wpa_s->l2_test = NULL; | |
c06fca04 JM |
494 | os_free(wpa_s->get_pref_freq_list_override); |
495 | wpa_s->get_pref_freq_list_override = NULL; | |
daa40960 JM |
496 | wpabuf_free(wpa_s->last_assoc_req_wpa_ie); |
497 | wpa_s->last_assoc_req_wpa_ie = NULL; | |
4a6cc862 | 498 | #endif /* CONFIG_TESTING_OPTIONS */ |
6fc6879b | 499 | |
6fc6879b | 500 | if (wpa_s->conf != NULL) { |
8e56d189 JM |
501 | struct wpa_ssid *ssid; |
502 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) | |
503 | wpas_notify_network_removed(wpa_s, ssid); | |
6fc6879b JM |
504 | } |
505 | ||
506 | os_free(wpa_s->confname); | |
507 | wpa_s->confname = NULL; | |
508 | ||
e6304cad DS |
509 | os_free(wpa_s->confanother); |
510 | wpa_s->confanother = NULL; | |
511 | ||
af835d75 AB |
512 | os_free(wpa_s->last_con_fail_realm); |
513 | wpa_s->last_con_fail_realm = NULL; | |
514 | wpa_s->last_con_fail_realm_len = 0; | |
515 | ||
6fc6879b JM |
516 | wpa_sm_set_eapol(wpa_s->wpa, NULL); |
517 | eapol_sm_deinit(wpa_s->eapol); | |
518 | wpa_s->eapol = NULL; | |
519 | ||
520 | rsn_preauth_deinit(wpa_s->wpa); | |
521 | ||
281ff0aa GP |
522 | #ifdef CONFIG_TDLS |
523 | wpa_tdls_deinit(wpa_s->wpa); | |
524 | #endif /* CONFIG_TDLS */ | |
525 | ||
8c42b369 | 526 | wmm_ac_clear_saved_tspecs(wpa_s); |
6fc6879b JM |
527 | pmksa_candidate_free(wpa_s->wpa); |
528 | wpa_sm_deinit(wpa_s->wpa); | |
529 | wpa_s->wpa = NULL; | |
530 | wpa_blacklist_clear(wpa_s); | |
531 | ||
83922c2d | 532 | wpa_bss_deinit(wpa_s); |
6fc6879b | 533 | |
831770bf | 534 | wpa_supplicant_cancel_delayed_sched_scan(wpa_s); |
6fc6879b JM |
535 | wpa_supplicant_cancel_scan(wpa_s); |
536 | wpa_supplicant_cancel_auth_timeout(wpa_s); | |
01a17491 JM |
537 | eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL); |
538 | #ifdef CONFIG_DELAYED_MIC_ERROR_REPORT | |
539 | eloop_cancel_timeout(wpa_supplicant_delayed_mic_error_report, | |
540 | wpa_s, NULL); | |
541 | #endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */ | |
6fc6879b | 542 | |
9bd566a3 AS |
543 | eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL); |
544 | ||
116654ce | 545 | wpas_wps_deinit(wpa_s); |
11ef8d35 | 546 | |
1ff73338 JM |
547 | wpabuf_free(wpa_s->pending_eapol_rx); |
548 | wpa_s->pending_eapol_rx = NULL; | |
549 | ||
11ef8d35 JM |
550 | #ifdef CONFIG_IBSS_RSN |
551 | ibss_rsn_deinit(wpa_s->ibss_rsn); | |
552 | wpa_s->ibss_rsn = NULL; | |
553 | #endif /* CONFIG_IBSS_RSN */ | |
c2a04078 | 554 | |
e29853bb | 555 | sme_deinit(wpa_s); |
2d5b792d JM |
556 | |
557 | #ifdef CONFIG_AP | |
558 | wpa_supplicant_ap_deinit(wpa_s); | |
559 | #endif /* CONFIG_AP */ | |
b22128ef | 560 | |
b22128ef | 561 | wpas_p2p_deinit(wpa_s); |
f47d639d | 562 | |
24f6497c JM |
563 | #ifdef CONFIG_OFFCHANNEL |
564 | offchannel_deinit(wpa_s); | |
565 | #endif /* CONFIG_OFFCHANNEL */ | |
566 | ||
a4cba8f1 LC |
567 | wpa_supplicant_cancel_sched_scan(wpa_s); |
568 | ||
f47d639d JM |
569 | os_free(wpa_s->next_scan_freqs); |
570 | wpa_s->next_scan_freqs = NULL; | |
fee52342 JM |
571 | |
572 | os_free(wpa_s->manual_scan_freqs); | |
573 | wpa_s->manual_scan_freqs = NULL; | |
88a44755 JM |
574 | os_free(wpa_s->select_network_scan_freqs); |
575 | wpa_s->select_network_scan_freqs = NULL; | |
04ea7b79 | 576 | |
d3c9c35f DS |
577 | os_free(wpa_s->manual_sched_scan_freqs); |
578 | wpa_s->manual_sched_scan_freqs = NULL; | |
579 | ||
56c76fa5 IP |
580 | wpas_mac_addr_rand_scan_clear(wpa_s, MAC_ADDR_RAND_ALL); |
581 | ||
57e832de IP |
582 | /* |
583 | * Need to remove any pending gas-query radio work before the | |
584 | * gas_query_deinit() call because gas_query::work has not yet been set | |
585 | * for works that have not been started. gas_query_free() will be unable | |
586 | * to cancel such pending radio works and once the pending gas-query | |
587 | * radio work eventually gets removed, the deinit notification call to | |
588 | * gas_query_start_cb() would result in dereferencing freed memory. | |
589 | */ | |
590 | if (wpa_s->radio) | |
591 | radio_remove_works(wpa_s, "gas-query", 0); | |
04ea7b79 JM |
592 | gas_query_deinit(wpa_s->gas); |
593 | wpa_s->gas = NULL; | |
461d39af JM |
594 | gas_server_deinit(wpa_s->gas_server); |
595 | wpa_s->gas_server = NULL; | |
6bf731e8 CL |
596 | |
597 | free_hw_features(wpa_s); | |
d445a5cd | 598 | |
dd10abcc HW |
599 | ieee802_1x_dealloc_kay_sm(wpa_s); |
600 | ||
d445a5cd JM |
601 | os_free(wpa_s->bssid_filter); |
602 | wpa_s->bssid_filter = NULL; | |
b6668734 | 603 | |
6407f413 JM |
604 | os_free(wpa_s->disallow_aps_bssid); |
605 | wpa_s->disallow_aps_bssid = NULL; | |
606 | os_free(wpa_s->disallow_aps_ssid); | |
607 | wpa_s->disallow_aps_ssid = NULL; | |
608 | ||
b6668734 | 609 | wnm_bss_keep_alive_deinit(wpa_s); |
e27d20bb VK |
610 | #ifdef CONFIG_WNM |
611 | wnm_deallocate_memory(wpa_s); | |
612 | #endif /* CONFIG_WNM */ | |
306ae225 JM |
613 | |
614 | ext_password_deinit(wpa_s->ext_pw); | |
615 | wpa_s->ext_pw = NULL; | |
b1f12296 JM |
616 | |
617 | wpabuf_free(wpa_s->last_gas_resp); | |
b6a9590b JM |
618 | wpa_s->last_gas_resp = NULL; |
619 | wpabuf_free(wpa_s->prev_gas_resp); | |
620 | wpa_s->prev_gas_resp = NULL; | |
a297201d JM |
621 | |
622 | os_free(wpa_s->last_scan_res); | |
623 | wpa_s->last_scan_res = NULL; | |
b572df86 JM |
624 | |
625 | #ifdef CONFIG_HS20 | |
ece4ac5f MG |
626 | if (wpa_s->drv_priv) |
627 | wpa_drv_configure_frame_filters(wpa_s, 0); | |
fb2ac53d | 628 | hs20_deinit(wpa_s); |
b572df86 | 629 | #endif /* CONFIG_HS20 */ |
86bd36f0 JM |
630 | |
631 | for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) { | |
632 | wpabuf_free(wpa_s->vendor_elem[i]); | |
633 | wpa_s->vendor_elem[i] = NULL; | |
634 | } | |
3882a708 JM |
635 | |
636 | wmm_ac_notify_disassoc(wpa_s); | |
32c02261 AS |
637 | |
638 | wpa_s->sched_scan_plans_num = 0; | |
639 | os_free(wpa_s->sched_scan_plans); | |
640 | wpa_s->sched_scan_plans = NULL; | |
92c6e2e3 DS |
641 | |
642 | #ifdef CONFIG_MBO | |
643 | wpa_s->non_pref_chan_num = 0; | |
644 | os_free(wpa_s->non_pref_chan); | |
645 | wpa_s->non_pref_chan = NULL; | |
646 | #endif /* CONFIG_MBO */ | |
dd599908 AS |
647 | |
648 | free_bss_tmp_disallowed(wpa_s); | |
4a742011 DS |
649 | |
650 | wpabuf_free(wpa_s->lci); | |
651 | wpa_s->lci = NULL; | |
76196ddb | 652 | wpas_clear_beacon_rep_data(wpa_s); |
4d77d80e MH |
653 | |
654 | #ifdef CONFIG_PMKSA_CACHE_EXTERNAL | |
655 | #ifdef CONFIG_MESH | |
656 | { | |
657 | struct external_pmksa_cache *entry; | |
658 | ||
659 | while ((entry = dl_list_last(&wpa_s->mesh_external_pmksa_cache, | |
660 | struct external_pmksa_cache, | |
661 | list)) != NULL) { | |
662 | dl_list_del(&entry->list); | |
663 | os_free(entry->pmksa_cache); | |
664 | os_free(entry); | |
665 | } | |
666 | } | |
667 | #endif /* CONFIG_MESH */ | |
668 | #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */ | |
5732b770 JM |
669 | |
670 | wpas_flush_fils_hlp_req(wpa_s); | |
c6c41f6e JM |
671 | |
672 | wpabuf_free(wpa_s->ric_ies); | |
673 | wpa_s->ric_ies = NULL; | |
be27e185 JM |
674 | |
675 | #ifdef CONFIG_DPP | |
676 | wpas_dpp_deinit(wpa_s); | |
87d8435c JM |
677 | dpp_global_deinit(wpa_s->dpp); |
678 | wpa_s->dpp = NULL; | |
be27e185 | 679 | #endif /* CONFIG_DPP */ |
6fc6879b JM |
680 | } |
681 | ||
682 | ||
683 | /** | |
684 | * wpa_clear_keys - Clear keys configured for the driver | |
685 | * @wpa_s: Pointer to wpa_supplicant data | |
686 | * @addr: Previously used BSSID or %NULL if not available | |
687 | * | |
688 | * This function clears the encryption keys that has been previously configured | |
689 | * for the driver. | |
690 | */ | |
691 | void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr) | |
692 | { | |
2f30cac3 | 693 | int i, max; |
6fc6879b | 694 | |
0e27f655 | 695 | #ifdef CONFIG_IEEE80211W |
2f30cac3 JM |
696 | max = 6; |
697 | #else /* CONFIG_IEEE80211W */ | |
698 | max = 4; | |
0e27f655 | 699 | #endif /* CONFIG_IEEE80211W */ |
2f30cac3 JM |
700 | |
701 | /* MLME-DELETEKEYS.request */ | |
702 | for (i = 0; i < max; i++) { | |
703 | if (wpa_s->keys_cleared & BIT(i)) | |
704 | continue; | |
705 | wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, i, 0, NULL, 0, | |
706 | NULL, 0); | |
707 | } | |
708 | if (!(wpa_s->keys_cleared & BIT(0)) && addr && | |
709 | !is_zero_ether_addr(addr)) { | |
6fc6879b JM |
710 | wpa_drv_set_key(wpa_s, WPA_ALG_NONE, addr, 0, 0, NULL, 0, NULL, |
711 | 0); | |
712 | /* MLME-SETPROTECTION.request(None) */ | |
713 | wpa_drv_mlme_setprotection( | |
714 | wpa_s, addr, | |
715 | MLME_SETPROTECTION_PROTECT_TYPE_NONE, | |
716 | MLME_SETPROTECTION_KEY_TYPE_PAIRWISE); | |
717 | } | |
2f30cac3 | 718 | wpa_s->keys_cleared = (u32) -1; |
6fc6879b JM |
719 | } |
720 | ||
721 | ||
722 | /** | |
723 | * wpa_supplicant_state_txt - Get the connection state name as a text string | |
724 | * @state: State (wpa_state; WPA_*) | |
725 | * Returns: The state name as a printable text string | |
726 | */ | |
71934751 | 727 | const char * wpa_supplicant_state_txt(enum wpa_states state) |
6fc6879b JM |
728 | { |
729 | switch (state) { | |
730 | case WPA_DISCONNECTED: | |
731 | return "DISCONNECTED"; | |
732 | case WPA_INACTIVE: | |
733 | return "INACTIVE"; | |
8401a6b0 JM |
734 | case WPA_INTERFACE_DISABLED: |
735 | return "INTERFACE_DISABLED"; | |
6fc6879b JM |
736 | case WPA_SCANNING: |
737 | return "SCANNING"; | |
c2a04078 JM |
738 | case WPA_AUTHENTICATING: |
739 | return "AUTHENTICATING"; | |
6fc6879b JM |
740 | case WPA_ASSOCIATING: |
741 | return "ASSOCIATING"; | |
742 | case WPA_ASSOCIATED: | |
743 | return "ASSOCIATED"; | |
744 | case WPA_4WAY_HANDSHAKE: | |
745 | return "4WAY_HANDSHAKE"; | |
746 | case WPA_GROUP_HANDSHAKE: | |
747 | return "GROUP_HANDSHAKE"; | |
748 | case WPA_COMPLETED: | |
749 | return "COMPLETED"; | |
750 | default: | |
751 | return "UNKNOWN"; | |
752 | } | |
753 | } | |
754 | ||
755 | ||
cfe53c9a PS |
756 | #ifdef CONFIG_BGSCAN |
757 | ||
758 | static void wpa_supplicant_start_bgscan(struct wpa_supplicant *wpa_s) | |
759 | { | |
31392709 HD |
760 | const char *name; |
761 | ||
762 | if (wpa_s->current_ssid && wpa_s->current_ssid->bgscan) | |
763 | name = wpa_s->current_ssid->bgscan; | |
764 | else | |
765 | name = wpa_s->conf->bgscan; | |
268043d5 | 766 | if (name == NULL || name[0] == '\0') |
31392709 | 767 | return; |
0096c427 JM |
768 | if (wpas_driver_bss_selection(wpa_s)) |
769 | return; | |
cfe53c9a PS |
770 | if (wpa_s->current_ssid == wpa_s->bgscan_ssid) |
771 | return; | |
aa109830 DS |
772 | #ifdef CONFIG_P2P |
773 | if (wpa_s->p2p_group_interface != NOT_P2P_GROUP_INTERFACE) | |
774 | return; | |
775 | #endif /* CONFIG_P2P */ | |
cfe53c9a PS |
776 | |
777 | bgscan_deinit(wpa_s); | |
31392709 HD |
778 | if (wpa_s->current_ssid) { |
779 | if (bgscan_init(wpa_s, wpa_s->current_ssid, name)) { | |
cfe53c9a PS |
780 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize " |
781 | "bgscan"); | |
782 | /* | |
783 | * Live without bgscan; it is only used as a roaming | |
784 | * optimization, so the initial connection is not | |
785 | * affected. | |
786 | */ | |
6409b7a7 YD |
787 | } else { |
788 | struct wpa_scan_results *scan_res; | |
cfe53c9a | 789 | wpa_s->bgscan_ssid = wpa_s->current_ssid; |
6409b7a7 YD |
790 | scan_res = wpa_supplicant_get_scan_results(wpa_s, NULL, |
791 | 0); | |
792 | if (scan_res) { | |
793 | bgscan_notify_scan(wpa_s, scan_res); | |
794 | wpa_scan_results_free(scan_res); | |
795 | } | |
796 | } | |
cfe53c9a PS |
797 | } else |
798 | wpa_s->bgscan_ssid = NULL; | |
799 | } | |
800 | ||
801 | ||
802 | static void wpa_supplicant_stop_bgscan(struct wpa_supplicant *wpa_s) | |
803 | { | |
804 | if (wpa_s->bgscan_ssid != NULL) { | |
805 | bgscan_deinit(wpa_s); | |
806 | wpa_s->bgscan_ssid = NULL; | |
807 | } | |
808 | } | |
809 | ||
810 | #endif /* CONFIG_BGSCAN */ | |
811 | ||
812 | ||
7c865c68 TB |
813 | static void wpa_supplicant_start_autoscan(struct wpa_supplicant *wpa_s) |
814 | { | |
99218999 | 815 | if (autoscan_init(wpa_s, 0)) |
7c865c68 TB |
816 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize autoscan"); |
817 | } | |
818 | ||
819 | ||
820 | static void wpa_supplicant_stop_autoscan(struct wpa_supplicant *wpa_s) | |
821 | { | |
822 | autoscan_deinit(wpa_s); | |
823 | } | |
824 | ||
825 | ||
c3d12238 JM |
826 | void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s) |
827 | { | |
828 | if (wpa_s->wpa_state == WPA_DISCONNECTED || | |
829 | wpa_s->wpa_state == WPA_SCANNING) { | |
830 | autoscan_deinit(wpa_s); | |
831 | wpa_supplicant_start_autoscan(wpa_s); | |
832 | } | |
833 | } | |
834 | ||
835 | ||
6fc6879b JM |
836 | /** |
837 | * wpa_supplicant_set_state - Set current connection state | |
838 | * @wpa_s: Pointer to wpa_supplicant data | |
839 | * @state: The new connection state | |
840 | * | |
841 | * This function is called whenever the connection state changes, e.g., | |
842 | * association is completed for WPA/WPA2 4-Way Handshake is started. | |
843 | */ | |
71934751 JM |
844 | void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, |
845 | enum wpa_states state) | |
6fc6879b | 846 | { |
27f43d8d MH |
847 | enum wpa_states old_state = wpa_s->wpa_state; |
848 | ||
f049052b BG |
849 | wpa_dbg(wpa_s, MSG_DEBUG, "State: %s -> %s", |
850 | wpa_supplicant_state_txt(wpa_s->wpa_state), | |
851 | wpa_supplicant_state_txt(state)); | |
6fc6879b | 852 | |
2bbad1c7 MW |
853 | if (state == WPA_COMPLETED && |
854 | os_reltime_initialized(&wpa_s->roam_start)) { | |
855 | os_reltime_age(&wpa_s->roam_start, &wpa_s->roam_time); | |
856 | wpa_s->roam_start.sec = 0; | |
857 | wpa_s->roam_start.usec = 0; | |
858 | wpas_notify_auth_changed(wpa_s); | |
859 | wpas_notify_roam_time(wpa_s); | |
860 | wpas_notify_roam_complete(wpa_s); | |
861 | } else if (state == WPA_DISCONNECTED && | |
862 | os_reltime_initialized(&wpa_s->roam_start)) { | |
863 | wpa_s->roam_start.sec = 0; | |
864 | wpa_s->roam_start.usec = 0; | |
865 | wpa_s->roam_time.sec = 0; | |
866 | wpa_s->roam_time.usec = 0; | |
867 | wpas_notify_roam_complete(wpa_s); | |
868 | } | |
869 | ||
5ddd07cb AS |
870 | if (state == WPA_INTERFACE_DISABLED) { |
871 | /* Assure normal scan when interface is restored */ | |
872 | wpa_s->normal_scans = 0; | |
873 | } | |
874 | ||
0cf24fda | 875 | if (state == WPA_COMPLETED) { |
6ac4b15e | 876 | wpas_connect_work_done(wpa_s); |
0cf24fda LC |
877 | /* Reinitialize normal_scan counter */ |
878 | wpa_s->normal_scans = 0; | |
879 | } | |
6ac4b15e | 880 | |
07c1e987 MS |
881 | #ifdef CONFIG_P2P |
882 | /* | |
883 | * P2PS client has to reply to Probe Request frames received on the | |
884 | * group operating channel. Enable Probe Request frame reporting for | |
885 | * P2P connected client in case p2p_cli_probe configuration property is | |
886 | * set to 1. | |
887 | */ | |
888 | if (wpa_s->conf->p2p_cli_probe && wpa_s->current_ssid && | |
889 | wpa_s->current_ssid->mode == WPAS_MODE_INFRA && | |
890 | wpa_s->current_ssid->p2p_group) { | |
891 | if (state == WPA_COMPLETED && !wpa_s->p2p_cli_probe) { | |
892 | wpa_dbg(wpa_s, MSG_DEBUG, | |
893 | "P2P: Enable CLI Probe Request RX reporting"); | |
894 | wpa_s->p2p_cli_probe = | |
895 | wpa_drv_probe_req_report(wpa_s, 1) >= 0; | |
896 | } else if (state != WPA_COMPLETED && wpa_s->p2p_cli_probe) { | |
897 | wpa_dbg(wpa_s, MSG_DEBUG, | |
898 | "P2P: Disable CLI Probe Request RX reporting"); | |
899 | wpa_s->p2p_cli_probe = 0; | |
900 | wpa_drv_probe_req_report(wpa_s, 0); | |
901 | } | |
902 | } | |
903 | #endif /* CONFIG_P2P */ | |
904 | ||
cb8564b1 DW |
905 | if (state != WPA_SCANNING) |
906 | wpa_supplicant_notify_scanning(wpa_s, 0); | |
907 | ||
6fc6879b | 908 | if (state == WPA_COMPLETED && wpa_s->new_connection) { |
6fc6879b | 909 | struct wpa_ssid *ssid = wpa_s->current_ssid; |
da6a28ba VK |
910 | int fils_hlp_sent = 0; |
911 | ||
912 | #ifdef CONFIG_SME | |
913 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
914 | wpa_auth_alg_fils(wpa_s->sme.auth_alg)) | |
915 | fils_hlp_sent = 1; | |
916 | #endif /* CONFIG_SME */ | |
917 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
918 | wpa_auth_alg_fils(wpa_s->auth_alg)) | |
919 | fils_hlp_sent = 1; | |
920 | ||
7d37a357 | 921 | #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG) |
6fc6879b | 922 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED "- Connection to " |
da6a28ba | 923 | MACSTR " completed [id=%d id_str=%s%s]", |
1cfc6787 | 924 | MAC2STR(wpa_s->bssid), |
6fc6879b | 925 | ssid ? ssid->id : -1, |
da6a28ba VK |
926 | ssid && ssid->id_str ? ssid->id_str : "", |
927 | fils_hlp_sent ? " FILS_HLP_SENT" : ""); | |
6fc6879b | 928 | #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ |
00e5e3d5 | 929 | wpas_clear_temp_disabled(wpa_s, ssid, 1); |
a20a3616 | 930 | wpa_blacklist_clear(wpa_s); |
f1a52633 | 931 | wpa_s->extra_blacklist_count = 0; |
6fc6879b | 932 | wpa_s->new_connection = 0; |
6fc6879b | 933 | wpa_drv_set_operstate(wpa_s, 1); |
99ac2913 FF |
934 | #ifndef IEEE8021X_EAPOL |
935 | wpa_drv_set_supp_port(wpa_s, 1); | |
936 | #endif /* IEEE8021X_EAPOL */ | |
17a4734d | 937 | wpa_s->after_wps = 0; |
4d9fb08d | 938 | wpa_s->known_wps_freq = 0; |
b22128ef | 939 | wpas_p2p_completed(wpa_s); |
c3701c66 RM |
940 | |
941 | sme_sched_obss_scan(wpa_s, 1); | |
6338c99e VK |
942 | |
943 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) | |
944 | if (!fils_hlp_sent && ssid && ssid->eap.erp) | |
945 | wpas_update_fils_connect_params(wpa_s); | |
946 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ | |
6fc6879b JM |
947 | } else if (state == WPA_DISCONNECTED || state == WPA_ASSOCIATING || |
948 | state == WPA_ASSOCIATED) { | |
949 | wpa_s->new_connection = 1; | |
950 | wpa_drv_set_operstate(wpa_s, 0); | |
99ac2913 FF |
951 | #ifndef IEEE8021X_EAPOL |
952 | wpa_drv_set_supp_port(wpa_s, 0); | |
953 | #endif /* IEEE8021X_EAPOL */ | |
c3701c66 | 954 | sme_sched_obss_scan(wpa_s, 0); |
6fc6879b JM |
955 | } |
956 | wpa_s->wpa_state = state; | |
27f43d8d | 957 | |
cfe53c9a PS |
958 | #ifdef CONFIG_BGSCAN |
959 | if (state == WPA_COMPLETED) | |
960 | wpa_supplicant_start_bgscan(wpa_s); | |
37271232 | 961 | else if (state < WPA_ASSOCIATED) |
cfe53c9a PS |
962 | wpa_supplicant_stop_bgscan(wpa_s); |
963 | #endif /* CONFIG_BGSCAN */ | |
964 | ||
bce3d4f7 | 965 | if (state > WPA_SCANNING) |
7c865c68 TB |
966 | wpa_supplicant_stop_autoscan(wpa_s); |
967 | ||
968 | if (state == WPA_DISCONNECTED || state == WPA_INACTIVE) | |
969 | wpa_supplicant_start_autoscan(wpa_s); | |
970 | ||
fecc2bb5 EP |
971 | if (old_state >= WPA_ASSOCIATED && wpa_s->wpa_state < WPA_ASSOCIATED) |
972 | wmm_ac_notify_disassoc(wpa_s); | |
973 | ||
5bbf9f10 | 974 | if (wpa_s->wpa_state != old_state) { |
27f43d8d | 975 | wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state); |
5bbf9f10 | 976 | |
e3bd6e9d IP |
977 | /* |
978 | * Notify the P2P Device interface about a state change in one | |
979 | * of the interfaces. | |
980 | */ | |
981 | wpas_p2p_indicate_state_change(wpa_s); | |
e3bd6e9d | 982 | |
5bbf9f10 PS |
983 | if (wpa_s->wpa_state == WPA_COMPLETED || |
984 | old_state == WPA_COMPLETED) | |
985 | wpas_notify_auth_changed(wpa_s); | |
986 | } | |
6fc6879b JM |
987 | } |
988 | ||
989 | ||
1a1bf008 JM |
990 | void wpa_supplicant_terminate_proc(struct wpa_global *global) |
991 | { | |
992 | int pending = 0; | |
993 | #ifdef CONFIG_WPS | |
994 | struct wpa_supplicant *wpa_s = global->ifaces; | |
995 | while (wpa_s) { | |
ab41595f | 996 | struct wpa_supplicant *next = wpa_s->next; |
5516ed32 EA |
997 | if (wpas_wps_terminate_pending(wpa_s) == 1) |
998 | pending = 1; | |
20625e97 JM |
999 | #ifdef CONFIG_P2P |
1000 | if (wpa_s->p2p_group_interface != NOT_P2P_GROUP_INTERFACE || | |
1001 | (wpa_s->current_ssid && wpa_s->current_ssid->p2p_group)) | |
1002 | wpas_p2p_disconnect(wpa_s); | |
1003 | #endif /* CONFIG_P2P */ | |
ab41595f | 1004 | wpa_s = next; |
1a1bf008 JM |
1005 | } |
1006 | #endif /* CONFIG_WPS */ | |
1007 | if (pending) | |
1008 | return; | |
1009 | eloop_terminate(); | |
1010 | } | |
1011 | ||
1012 | ||
0456ea16 | 1013 | static void wpa_supplicant_terminate(int sig, void *signal_ctx) |
6fc6879b | 1014 | { |
0456ea16 | 1015 | struct wpa_global *global = signal_ctx; |
1a1bf008 | 1016 | wpa_supplicant_terminate_proc(global); |
6fc6879b JM |
1017 | } |
1018 | ||
1019 | ||
b22128ef | 1020 | void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s) |
6fc6879b | 1021 | { |
71934751 | 1022 | enum wpa_states old_state = wpa_s->wpa_state; |
27f43d8d | 1023 | |
6fc6879b JM |
1024 | wpa_s->pairwise_cipher = 0; |
1025 | wpa_s->group_cipher = 0; | |
1026 | wpa_s->mgmt_group_cipher = 0; | |
1027 | wpa_s->key_mgmt = 0; | |
8401a6b0 | 1028 | if (wpa_s->wpa_state != WPA_INTERFACE_DISABLED) |
99218999 | 1029 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); |
27f43d8d MH |
1030 | |
1031 | if (wpa_s->wpa_state != old_state) | |
1032 | wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state); | |
6fc6879b JM |
1033 | } |
1034 | ||
1035 | ||
1036 | /** | |
1037 | * wpa_supplicant_reload_configuration - Reload configuration data | |
1038 | * @wpa_s: Pointer to wpa_supplicant data | |
1039 | * Returns: 0 on success or -1 if configuration parsing failed | |
1040 | * | |
1041 | * This function can be used to request that the configuration data is reloaded | |
1042 | * (e.g., after configuration file change). This function is reloading | |
1043 | * configuration only for one interface, so this may need to be called multiple | |
1044 | * times if %wpa_supplicant is controlling multiple interfaces and all | |
1045 | * interfaces need reconfiguration. | |
1046 | */ | |
1047 | int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s) | |
1048 | { | |
1049 | struct wpa_config *conf; | |
1050 | int reconf_ctrl; | |
8bac466b JM |
1051 | int old_ap_scan; |
1052 | ||
6fc6879b JM |
1053 | if (wpa_s->confname == NULL) |
1054 | return -1; | |
e6304cad | 1055 | conf = wpa_config_read(wpa_s->confname, NULL); |
6fc6879b JM |
1056 | if (conf == NULL) { |
1057 | wpa_msg(wpa_s, MSG_ERROR, "Failed to parse the configuration " | |
1058 | "file '%s' - exiting", wpa_s->confname); | |
1059 | return -1; | |
1060 | } | |
3bd35b68 JM |
1061 | if (wpa_s->confanother && |
1062 | !wpa_config_read(wpa_s->confanother, conf)) { | |
1063 | wpa_msg(wpa_s, MSG_ERROR, | |
1064 | "Failed to parse the configuration file '%s' - exiting", | |
1065 | wpa_s->confanother); | |
1066 | return -1; | |
1067 | } | |
e6304cad | 1068 | |
611aea7d | 1069 | conf->changed_parameters = (unsigned int) -1; |
6fc6879b JM |
1070 | |
1071 | reconf_ctrl = !!conf->ctrl_interface != !!wpa_s->conf->ctrl_interface | |
1072 | || (conf->ctrl_interface && wpa_s->conf->ctrl_interface && | |
1073 | os_strcmp(conf->ctrl_interface, | |
1074 | wpa_s->conf->ctrl_interface) != 0); | |
1075 | ||
1076 | if (reconf_ctrl && wpa_s->ctrl_iface) { | |
1077 | wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface); | |
1078 | wpa_s->ctrl_iface = NULL; | |
1079 | } | |
1080 | ||
1081 | eapol_sm_invalidate_cached_session(wpa_s->eapol); | |
7b7ce8aa | 1082 | if (wpa_s->current_ssid) { |
e66bcedd JM |
1083 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) |
1084 | wpa_s->own_disconnect_req = 1; | |
7b7ce8aa JM |
1085 | wpa_supplicant_deauthenticate(wpa_s, |
1086 | WLAN_REASON_DEAUTH_LEAVING); | |
1087 | } | |
8bac466b | 1088 | |
6fc6879b JM |
1089 | /* |
1090 | * TODO: should notify EAPOL SM about changes in opensc_engine_path, | |
07e2de31 | 1091 | * pkcs11_engine_path, pkcs11_module_path, openssl_ciphers. |
6fc6879b | 1092 | */ |
a1ea1b45 | 1093 | if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) || |
567da5bb JM |
1094 | wpa_s->key_mgmt == WPA_KEY_MGMT_OWE || |
1095 | wpa_s->key_mgmt == WPA_KEY_MGMT_DPP) { | |
6fc6879b JM |
1096 | /* |
1097 | * Clear forced success to clear EAP state for next | |
1098 | * authentication. | |
1099 | */ | |
1100 | eapol_sm_notify_eap_success(wpa_s->eapol, FALSE); | |
1101 | } | |
1102 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); | |
1103 | wpa_sm_set_config(wpa_s->wpa, NULL); | |
d8a790b9 | 1104 | wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL); |
6fc6879b JM |
1105 | wpa_sm_set_fast_reauth(wpa_s->wpa, wpa_s->conf->fast_reauth); |
1106 | rsn_preauth_deinit(wpa_s->wpa); | |
8bac466b JM |
1107 | |
1108 | old_ap_scan = wpa_s->conf->ap_scan; | |
6fc6879b JM |
1109 | wpa_config_free(wpa_s->conf); |
1110 | wpa_s->conf = conf; | |
8bac466b JM |
1111 | if (old_ap_scan != wpa_s->conf->ap_scan) |
1112 | wpas_notify_ap_scan_changed(wpa_s); | |
1113 | ||
6fc6879b JM |
1114 | if (reconf_ctrl) |
1115 | wpa_s->ctrl_iface = wpa_supplicant_ctrl_iface_init(wpa_s); | |
1116 | ||
611aea7d JM |
1117 | wpa_supplicant_update_config(wpa_s); |
1118 | ||
6fc6879b | 1119 | wpa_supplicant_clear_status(wpa_s); |
349493bd | 1120 | if (wpa_supplicant_enabled_networks(wpa_s)) { |
43a38635 JM |
1121 | wpa_s->reassociate = 1; |
1122 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
1123 | } | |
f049052b | 1124 | wpa_dbg(wpa_s, MSG_DEBUG, "Reconfiguration completed"); |
6fc6879b JM |
1125 | return 0; |
1126 | } | |
1127 | ||
1128 | ||
0456ea16 | 1129 | static void wpa_supplicant_reconfig(int sig, void *signal_ctx) |
6fc6879b | 1130 | { |
0456ea16 | 1131 | struct wpa_global *global = signal_ctx; |
6fc6879b | 1132 | struct wpa_supplicant *wpa_s; |
6fc6879b | 1133 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { |
f049052b BG |
1134 | wpa_dbg(wpa_s, MSG_DEBUG, "Signal %d received - reconfiguring", |
1135 | sig); | |
6fc6879b | 1136 | if (wpa_supplicant_reload_configuration(wpa_s) < 0) { |
1a1bf008 | 1137 | wpa_supplicant_terminate_proc(global); |
6fc6879b JM |
1138 | } |
1139 | } | |
1248e584 LR |
1140 | |
1141 | if (wpa_debug_reopen_file() < 0) { | |
1142 | /* Ignore errors since we cannot really do much to fix this */ | |
1143 | wpa_printf(MSG_DEBUG, "Could not reopen debug log file"); | |
1144 | } | |
6fc6879b JM |
1145 | } |
1146 | ||
1147 | ||
6fc6879b JM |
1148 | static int wpa_supplicant_suites_from_ai(struct wpa_supplicant *wpa_s, |
1149 | struct wpa_ssid *ssid, | |
1150 | struct wpa_ie_data *ie) | |
1151 | { | |
1152 | int ret = wpa_sm_parse_own_wpa_ie(wpa_s->wpa, ie); | |
1153 | if (ret) { | |
1154 | if (ret == -2) { | |
1155 | wpa_msg(wpa_s, MSG_INFO, "WPA: Failed to parse WPA IE " | |
1156 | "from association info"); | |
1157 | } | |
1158 | return -1; | |
1159 | } | |
1160 | ||
f049052b BG |
1161 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Using WPA IE from AssocReq to set " |
1162 | "cipher suites"); | |
6fc6879b JM |
1163 | if (!(ie->group_cipher & ssid->group_cipher)) { |
1164 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver used disabled group " | |
1165 | "cipher 0x%x (mask 0x%x) - reject", | |
1166 | ie->group_cipher, ssid->group_cipher); | |
1167 | return -1; | |
1168 | } | |
1169 | if (!(ie->pairwise_cipher & ssid->pairwise_cipher)) { | |
1170 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver used disabled pairwise " | |
1171 | "cipher 0x%x (mask 0x%x) - reject", | |
1172 | ie->pairwise_cipher, ssid->pairwise_cipher); | |
1173 | return -1; | |
1174 | } | |
1175 | if (!(ie->key_mgmt & ssid->key_mgmt)) { | |
1176 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver used disabled key " | |
1177 | "management 0x%x (mask 0x%x) - reject", | |
1178 | ie->key_mgmt, ssid->key_mgmt); | |
1179 | return -1; | |
1180 | } | |
1181 | ||
1182 | #ifdef CONFIG_IEEE80211W | |
0b60b0aa | 1183 | if (!(ie->capabilities & WPA_CAPABILITY_MFPC) && |
3f56a2b7 | 1184 | wpas_get_ssid_pmf(wpa_s, ssid) == MGMT_FRAME_PROTECTION_REQUIRED) { |
6fc6879b JM |
1185 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver associated with an AP " |
1186 | "that does not support management frame protection - " | |
1187 | "reject"); | |
1188 | return -1; | |
1189 | } | |
1190 | #endif /* CONFIG_IEEE80211W */ | |
1191 | ||
1192 | return 0; | |
1193 | } | |
1194 | ||
1195 | ||
2c129a1b LD |
1196 | static int matching_ciphers(struct wpa_ssid *ssid, struct wpa_ie_data *ie, |
1197 | int freq) | |
1198 | { | |
1199 | if (!ie->has_group) | |
1200 | ie->group_cipher = wpa_default_rsn_cipher(freq); | |
1201 | if (!ie->has_pairwise) | |
1202 | ie->pairwise_cipher = wpa_default_rsn_cipher(freq); | |
1203 | return (ie->group_cipher & ssid->group_cipher) && | |
1204 | (ie->pairwise_cipher & ssid->pairwise_cipher); | |
1205 | } | |
1206 | ||
1207 | ||
6fc6879b JM |
1208 | /** |
1209 | * wpa_supplicant_set_suites - Set authentication and encryption parameters | |
1210 | * @wpa_s: Pointer to wpa_supplicant data | |
1211 | * @bss: Scan results for the selected BSS, or %NULL if not available | |
1212 | * @ssid: Configuration data for the selected network | |
1213 | * @wpa_ie: Buffer for the WPA/RSN IE | |
1214 | * @wpa_ie_len: Maximum wpa_ie buffer size on input. This is changed to be the | |
1215 | * used buffer length in case the functions returns success. | |
1216 | * Returns: 0 on success or -1 on failure | |
1217 | * | |
1218 | * This function is used to configure authentication and encryption parameters | |
1219 | * based on the network configuration and scan result for the selected BSS (if | |
1220 | * available). | |
1221 | */ | |
1222 | int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s, | |
6fa81a3b | 1223 | struct wpa_bss *bss, struct wpa_ssid *ssid, |
6fc6879b JM |
1224 | u8 *wpa_ie, size_t *wpa_ie_len) |
1225 | { | |
1226 | struct wpa_ie_data ie; | |
1227 | int sel, proto; | |
df0f01d9 | 1228 | const u8 *bss_wpa, *bss_rsn, *bss_osen; |
6fc6879b JM |
1229 | |
1230 | if (bss) { | |
6fa81a3b JM |
1231 | bss_wpa = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE); |
1232 | bss_rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN); | |
df0f01d9 | 1233 | bss_osen = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE); |
6fc6879b | 1234 | } else |
df0f01d9 | 1235 | bss_wpa = bss_rsn = bss_osen = NULL; |
6fc6879b JM |
1236 | |
1237 | if (bss_rsn && (ssid->proto & WPA_PROTO_RSN) && | |
1238 | wpa_parse_wpa_ie(bss_rsn, 2 + bss_rsn[1], &ie) == 0 && | |
2c129a1b | 1239 | matching_ciphers(ssid, &ie, bss->freq) && |
6fc6879b | 1240 | (ie.key_mgmt & ssid->key_mgmt)) { |
f049052b | 1241 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using IEEE 802.11i/D9.0"); |
6fc6879b JM |
1242 | proto = WPA_PROTO_RSN; |
1243 | } else if (bss_wpa && (ssid->proto & WPA_PROTO_WPA) && | |
267ac3bc | 1244 | wpa_parse_wpa_ie(bss_wpa, 2 + bss_wpa[1], &ie) == 0 && |
6fc6879b JM |
1245 | (ie.group_cipher & ssid->group_cipher) && |
1246 | (ie.pairwise_cipher & ssid->pairwise_cipher) && | |
1247 | (ie.key_mgmt & ssid->key_mgmt)) { | |
f049052b | 1248 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using IEEE 802.11i/D3.0"); |
6fc6879b | 1249 | proto = WPA_PROTO_WPA; |
df0f01d9 | 1250 | #ifdef CONFIG_HS20 |
dc673aec JM |
1251 | } else if (bss_osen && (ssid->proto & WPA_PROTO_OSEN) && |
1252 | wpa_parse_wpa_ie(bss_osen, 2 + bss_osen[1], &ie) == 0 && | |
1253 | (ie.group_cipher & ssid->group_cipher) && | |
1254 | (ie.pairwise_cipher & ssid->pairwise_cipher) && | |
1255 | (ie.key_mgmt & ssid->key_mgmt)) { | |
df0f01d9 | 1256 | wpa_dbg(wpa_s, MSG_DEBUG, "HS 2.0: using OSEN"); |
df0f01d9 | 1257 | proto = WPA_PROTO_OSEN; |
f5a60216 JM |
1258 | } else if (bss_rsn && (ssid->proto & WPA_PROTO_OSEN) && |
1259 | wpa_parse_wpa_ie(bss_rsn, 2 + bss_rsn[1], &ie) == 0 && | |
1260 | (ie.group_cipher & ssid->group_cipher) && | |
1261 | (ie.pairwise_cipher & ssid->pairwise_cipher) && | |
1262 | (ie.key_mgmt & ssid->key_mgmt)) { | |
1263 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using OSEN (within RSN)"); | |
1264 | proto = WPA_PROTO_RSN; | |
df0f01d9 | 1265 | #endif /* CONFIG_HS20 */ |
6fc6879b JM |
1266 | } else if (bss) { |
1267 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select WPA/RSN"); | |
267ac3bc JM |
1268 | wpa_dbg(wpa_s, MSG_DEBUG, |
1269 | "WPA: ssid proto=0x%x pairwise_cipher=0x%x group_cipher=0x%x key_mgmt=0x%x", | |
1270 | ssid->proto, ssid->pairwise_cipher, ssid->group_cipher, | |
1271 | ssid->key_mgmt); | |
1272 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: BSS " MACSTR " ssid='%s'%s%s%s", | |
1273 | MAC2STR(bss->bssid), | |
1274 | wpa_ssid_txt(bss->ssid, bss->ssid_len), | |
1275 | bss_wpa ? " WPA" : "", | |
1276 | bss_rsn ? " RSN" : "", | |
1277 | bss_osen ? " OSEN" : ""); | |
1278 | if (bss_rsn) { | |
1279 | wpa_hexdump(MSG_DEBUG, "RSN", bss_rsn, 2 + bss_rsn[1]); | |
1280 | if (wpa_parse_wpa_ie(bss_rsn, 2 + bss_rsn[1], &ie)) { | |
1281 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1282 | "Could not parse RSN element"); | |
1283 | } else { | |
1284 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1285 | "RSN: pairwise_cipher=0x%x group_cipher=0x%x key_mgmt=0x%x", | |
1286 | ie.pairwise_cipher, ie.group_cipher, | |
1287 | ie.key_mgmt); | |
1288 | } | |
1289 | } | |
1290 | if (bss_wpa) { | |
1291 | wpa_hexdump(MSG_DEBUG, "WPA", bss_wpa, 2 + bss_wpa[1]); | |
1292 | if (wpa_parse_wpa_ie(bss_wpa, 2 + bss_wpa[1], &ie)) { | |
1293 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1294 | "Could not parse WPA element"); | |
1295 | } else { | |
1296 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1297 | "WPA: pairwise_cipher=0x%x group_cipher=0x%x key_mgmt=0x%x", | |
1298 | ie.pairwise_cipher, ie.group_cipher, | |
1299 | ie.key_mgmt); | |
1300 | } | |
1301 | } | |
6fc6879b JM |
1302 | return -1; |
1303 | } else { | |
df0f01d9 JM |
1304 | if (ssid->proto & WPA_PROTO_OSEN) |
1305 | proto = WPA_PROTO_OSEN; | |
1306 | else if (ssid->proto & WPA_PROTO_RSN) | |
6fc6879b JM |
1307 | proto = WPA_PROTO_RSN; |
1308 | else | |
1309 | proto = WPA_PROTO_WPA; | |
1310 | if (wpa_supplicant_suites_from_ai(wpa_s, ssid, &ie) < 0) { | |
1311 | os_memset(&ie, 0, sizeof(ie)); | |
1312 | ie.group_cipher = ssid->group_cipher; | |
1313 | ie.pairwise_cipher = ssid->pairwise_cipher; | |
1314 | ie.key_mgmt = ssid->key_mgmt; | |
1315 | #ifdef CONFIG_IEEE80211W | |
61a56c14 JM |
1316 | ie.mgmt_group_cipher = 0; |
1317 | if (ssid->ieee80211w != NO_MGMT_FRAME_PROTECTION) { | |
1318 | if (ssid->group_mgmt_cipher & | |
1319 | WPA_CIPHER_BIP_GMAC_256) | |
1320 | ie.mgmt_group_cipher = | |
1321 | WPA_CIPHER_BIP_GMAC_256; | |
1322 | else if (ssid->group_mgmt_cipher & | |
1323 | WPA_CIPHER_BIP_CMAC_256) | |
1324 | ie.mgmt_group_cipher = | |
1325 | WPA_CIPHER_BIP_CMAC_256; | |
1326 | else if (ssid->group_mgmt_cipher & | |
1327 | WPA_CIPHER_BIP_GMAC_128) | |
1328 | ie.mgmt_group_cipher = | |
1329 | WPA_CIPHER_BIP_GMAC_128; | |
1330 | else | |
1331 | ie.mgmt_group_cipher = | |
1332 | WPA_CIPHER_AES_128_CMAC; | |
1333 | } | |
6fc6879b | 1334 | #endif /* CONFIG_IEEE80211W */ |
c1790a5f JM |
1335 | #ifdef CONFIG_OWE |
1336 | if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && | |
1337 | !ssid->owe_only && | |
1338 | !bss_wpa && !bss_rsn && !bss_osen) { | |
1339 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
1340 | wpa_s->wpa_proto = 0; | |
9f8d459d | 1341 | *wpa_ie_len = 0; |
c1790a5f JM |
1342 | return 0; |
1343 | } | |
1344 | #endif /* CONFIG_OWE */ | |
f049052b BG |
1345 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Set cipher suites " |
1346 | "based on configuration"); | |
6fc6879b JM |
1347 | } else |
1348 | proto = ie.proto; | |
1349 | } | |
1350 | ||
f049052b BG |
1351 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Selected cipher suites: group %d " |
1352 | "pairwise %d key_mgmt %d proto %d", | |
1353 | ie.group_cipher, ie.pairwise_cipher, ie.key_mgmt, proto); | |
6fc6879b JM |
1354 | #ifdef CONFIG_IEEE80211W |
1355 | if (ssid->ieee80211w) { | |
f049052b BG |
1356 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Selected mgmt group cipher %d", |
1357 | ie.mgmt_group_cipher); | |
6fc6879b JM |
1358 | } |
1359 | #endif /* CONFIG_IEEE80211W */ | |
1360 | ||
64fa840a | 1361 | wpa_s->wpa_proto = proto; |
6fc6879b JM |
1362 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PROTO, proto); |
1363 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_RSN_ENABLED, | |
df0f01d9 | 1364 | !!(ssid->proto & (WPA_PROTO_RSN | WPA_PROTO_OSEN))); |
6fc6879b JM |
1365 | |
1366 | if (bss || !wpa_s->ap_ies_from_associnfo) { | |
1367 | if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, bss_wpa, | |
1368 | bss_wpa ? 2 + bss_wpa[1] : 0) || | |
1369 | wpa_sm_set_ap_rsn_ie(wpa_s->wpa, bss_rsn, | |
1370 | bss_rsn ? 2 + bss_rsn[1] : 0)) | |
1371 | return -1; | |
1372 | } | |
1373 | ||
9e68742e JM |
1374 | #ifdef CONFIG_NO_WPA |
1375 | wpa_s->group_cipher = WPA_CIPHER_NONE; | |
1376 | wpa_s->pairwise_cipher = WPA_CIPHER_NONE; | |
1377 | #else /* CONFIG_NO_WPA */ | |
6fc6879b | 1378 | sel = ie.group_cipher & ssid->group_cipher; |
853bd19f JM |
1379 | wpa_dbg(wpa_s, MSG_DEBUG, |
1380 | "WPA: AP group 0x%x network profile group 0x%x; available group 0x%x", | |
1381 | ie.group_cipher, ssid->group_cipher, sel); | |
edbd2a19 JM |
1382 | wpa_s->group_cipher = wpa_pick_group_cipher(sel); |
1383 | if (wpa_s->group_cipher < 0) { | |
f049052b BG |
1384 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select group " |
1385 | "cipher"); | |
6fc6879b JM |
1386 | return -1; |
1387 | } | |
edbd2a19 JM |
1388 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using GTK %s", |
1389 | wpa_cipher_txt(wpa_s->group_cipher)); | |
6fc6879b JM |
1390 | |
1391 | sel = ie.pairwise_cipher & ssid->pairwise_cipher; | |
853bd19f JM |
1392 | wpa_dbg(wpa_s, MSG_DEBUG, |
1393 | "WPA: AP pairwise 0x%x network profile pairwise 0x%x; available pairwise 0x%x", | |
1394 | ie.pairwise_cipher, ssid->pairwise_cipher, sel); | |
edbd2a19 JM |
1395 | wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(sel, 1); |
1396 | if (wpa_s->pairwise_cipher < 0) { | |
f049052b BG |
1397 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select pairwise " |
1398 | "cipher"); | |
6fc6879b JM |
1399 | return -1; |
1400 | } | |
edbd2a19 JM |
1401 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using PTK %s", |
1402 | wpa_cipher_txt(wpa_s->pairwise_cipher)); | |
9e68742e | 1403 | #endif /* CONFIG_NO_WPA */ |
6fc6879b JM |
1404 | |
1405 | sel = ie.key_mgmt & ssid->key_mgmt; | |
853bd19f JM |
1406 | wpa_dbg(wpa_s, MSG_DEBUG, |
1407 | "WPA: AP key_mgmt 0x%x network profile key_mgmt 0x%x; available key_mgmt 0x%x", | |
1408 | ie.key_mgmt, ssid->key_mgmt, sel); | |
c10347f2 JM |
1409 | #ifdef CONFIG_SAE |
1410 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE)) | |
1411 | sel &= ~(WPA_KEY_MGMT_SAE | WPA_KEY_MGMT_FT_SAE); | |
1412 | #endif /* CONFIG_SAE */ | |
6fc6879b | 1413 | if (0) { |
6d77014e JM |
1414 | #ifdef CONFIG_IEEE80211R |
1415 | #ifdef CONFIG_SHA384 | |
1416 | } else if (sel & WPA_KEY_MGMT_FT_IEEE8021X_SHA384) { | |
1417 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_IEEE8021X_SHA384; | |
1418 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1419 | "WPA: using KEY_MGMT FT/802.1X-SHA384"); | |
9083ef13 JM |
1420 | if (!ssid->ft_eap_pmksa_caching && |
1421 | pmksa_cache_get_current(wpa_s->wpa)) { | |
1422 | /* PMKSA caching with FT may have interoperability | |
1423 | * issues, so disable that case by default for now. */ | |
6d77014e JM |
1424 | wpa_dbg(wpa_s, MSG_DEBUG, |
1425 | "WPA: Disable PMKSA caching for FT/802.1X connection"); | |
1426 | pmksa_cache_clear_current(wpa_s->wpa); | |
1427 | } | |
1428 | #endif /* CONFIG_SHA384 */ | |
1429 | #endif /* CONFIG_IEEE80211R */ | |
5e3b5197 JM |
1430 | #ifdef CONFIG_SUITEB192 |
1431 | } else if (sel & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) { | |
1432 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_SUITE_B_192; | |
1433 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1434 | "WPA: using KEY_MGMT 802.1X with Suite B (192-bit)"); | |
1435 | #endif /* CONFIG_SUITEB192 */ | |
1436 | #ifdef CONFIG_SUITEB | |
666497c8 JM |
1437 | } else if (sel & WPA_KEY_MGMT_IEEE8021X_SUITE_B) { |
1438 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_SUITE_B; | |
1439 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1440 | "WPA: using KEY_MGMT 802.1X with Suite B"); | |
5e3b5197 | 1441 | #endif /* CONFIG_SUITEB */ |
b8ae56e4 JM |
1442 | #ifdef CONFIG_FILS |
1443 | #ifdef CONFIG_IEEE80211R | |
1444 | } else if (sel & WPA_KEY_MGMT_FT_FILS_SHA384) { | |
1445 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_FILS_SHA384; | |
1446 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT-FILS-SHA384"); | |
1447 | } else if (sel & WPA_KEY_MGMT_FT_FILS_SHA256) { | |
1448 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_FILS_SHA256; | |
1449 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT-FILS-SHA256"); | |
1450 | #endif /* CONFIG_IEEE80211R */ | |
1451 | } else if (sel & WPA_KEY_MGMT_FILS_SHA384) { | |
1452 | wpa_s->key_mgmt = WPA_KEY_MGMT_FILS_SHA384; | |
1453 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FILS-SHA384"); | |
1454 | } else if (sel & WPA_KEY_MGMT_FILS_SHA256) { | |
1455 | wpa_s->key_mgmt = WPA_KEY_MGMT_FILS_SHA256; | |
1456 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FILS-SHA256"); | |
1457 | #endif /* CONFIG_FILS */ | |
6fc6879b JM |
1458 | #ifdef CONFIG_IEEE80211R |
1459 | } else if (sel & WPA_KEY_MGMT_FT_IEEE8021X) { | |
1460 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_IEEE8021X; | |
f049052b | 1461 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT/802.1X"); |
9083ef13 JM |
1462 | if (!ssid->ft_eap_pmksa_caching && |
1463 | pmksa_cache_get_current(wpa_s->wpa)) { | |
1464 | /* PMKSA caching with FT may have interoperability | |
1465 | * issues, so disable that case by default for now. */ | |
833bb2ab JM |
1466 | wpa_dbg(wpa_s, MSG_DEBUG, |
1467 | "WPA: Disable PMKSA caching for FT/802.1X connection"); | |
1468 | pmksa_cache_clear_current(wpa_s->wpa); | |
1469 | } | |
6fc6879b | 1470 | #endif /* CONFIG_IEEE80211R */ |
dd6c5980 JM |
1471 | #ifdef CONFIG_DPP |
1472 | } else if (sel & WPA_KEY_MGMT_DPP) { | |
1473 | wpa_s->key_mgmt = WPA_KEY_MGMT_DPP; | |
1474 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT DPP"); | |
1475 | #endif /* CONFIG_DPP */ | |
c10347f2 | 1476 | #ifdef CONFIG_SAE |
c10347f2 JM |
1477 | } else if (sel & WPA_KEY_MGMT_FT_SAE) { |
1478 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_SAE; | |
1479 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT FT/SAE"); | |
76fd782a JM |
1480 | } else if (sel & WPA_KEY_MGMT_SAE) { |
1481 | wpa_s->key_mgmt = WPA_KEY_MGMT_SAE; | |
1482 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT SAE"); | |
c10347f2 | 1483 | #endif /* CONFIG_SAE */ |
9af1eea3 JM |
1484 | #ifdef CONFIG_IEEE80211R |
1485 | } else if (sel & WPA_KEY_MGMT_FT_PSK) { | |
1486 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_PSK; | |
1487 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT/PSK"); | |
1488 | #endif /* CONFIG_IEEE80211R */ | |
56586197 JM |
1489 | #ifdef CONFIG_IEEE80211W |
1490 | } else if (sel & WPA_KEY_MGMT_IEEE8021X_SHA256) { | |
1491 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_SHA256; | |
f049052b | 1492 | wpa_dbg(wpa_s, MSG_DEBUG, |
56586197 JM |
1493 | "WPA: using KEY_MGMT 802.1X with SHA256"); |
1494 | } else if (sel & WPA_KEY_MGMT_PSK_SHA256) { | |
1495 | wpa_s->key_mgmt = WPA_KEY_MGMT_PSK_SHA256; | |
f049052b | 1496 | wpa_dbg(wpa_s, MSG_DEBUG, |
56586197 JM |
1497 | "WPA: using KEY_MGMT PSK with SHA256"); |
1498 | #endif /* CONFIG_IEEE80211W */ | |
6fc6879b JM |
1499 | } else if (sel & WPA_KEY_MGMT_IEEE8021X) { |
1500 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X; | |
f049052b | 1501 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT 802.1X"); |
6fc6879b JM |
1502 | } else if (sel & WPA_KEY_MGMT_PSK) { |
1503 | wpa_s->key_mgmt = WPA_KEY_MGMT_PSK; | |
f049052b | 1504 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT WPA-PSK"); |
6fc6879b JM |
1505 | } else if (sel & WPA_KEY_MGMT_WPA_NONE) { |
1506 | wpa_s->key_mgmt = WPA_KEY_MGMT_WPA_NONE; | |
f049052b | 1507 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT WPA-NONE"); |
df0f01d9 JM |
1508 | #ifdef CONFIG_HS20 |
1509 | } else if (sel & WPA_KEY_MGMT_OSEN) { | |
1510 | wpa_s->key_mgmt = WPA_KEY_MGMT_OSEN; | |
1511 | wpa_dbg(wpa_s, MSG_DEBUG, "HS 2.0: using KEY_MGMT OSEN"); | |
1512 | #endif /* CONFIG_HS20 */ | |
a1ea1b45 JM |
1513 | #ifdef CONFIG_OWE |
1514 | } else if (sel & WPA_KEY_MGMT_OWE) { | |
1515 | wpa_s->key_mgmt = WPA_KEY_MGMT_OWE; | |
1516 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT OWE"); | |
1517 | #endif /* CONFIG_OWE */ | |
6fc6879b | 1518 | } else { |
f049052b BG |
1519 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select " |
1520 | "authenticated key management type"); | |
6fc6879b JM |
1521 | return -1; |
1522 | } | |
1523 | ||
1524 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_KEY_MGMT, wpa_s->key_mgmt); | |
1525 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PAIRWISE, | |
1526 | wpa_s->pairwise_cipher); | |
1527 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_GROUP, wpa_s->group_cipher); | |
1528 | ||
1529 | #ifdef CONFIG_IEEE80211W | |
1530 | sel = ie.mgmt_group_cipher; | |
61a56c14 JM |
1531 | if (ssid->group_mgmt_cipher) |
1532 | sel &= ssid->group_mgmt_cipher; | |
3f56a2b7 | 1533 | if (wpas_get_ssid_pmf(wpa_s, ssid) == NO_MGMT_FRAME_PROTECTION || |
0b60b0aa | 1534 | !(ie.capabilities & WPA_CAPABILITY_MFPC)) |
6fc6879b | 1535 | sel = 0; |
853bd19f JM |
1536 | wpa_dbg(wpa_s, MSG_DEBUG, |
1537 | "WPA: AP mgmt_group_cipher 0x%x network profile mgmt_group_cipher 0x%x; available mgmt_group_cipher 0x%x", | |
1538 | ie.mgmt_group_cipher, ssid->group_mgmt_cipher, sel); | |
6fc6879b JM |
1539 | if (sel & WPA_CIPHER_AES_128_CMAC) { |
1540 | wpa_s->mgmt_group_cipher = WPA_CIPHER_AES_128_CMAC; | |
f049052b | 1541 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " |
6fc6879b | 1542 | "AES-128-CMAC"); |
8dd9f9cd JM |
1543 | } else if (sel & WPA_CIPHER_BIP_GMAC_128) { |
1544 | wpa_s->mgmt_group_cipher = WPA_CIPHER_BIP_GMAC_128; | |
1545 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " | |
1546 | "BIP-GMAC-128"); | |
1547 | } else if (sel & WPA_CIPHER_BIP_GMAC_256) { | |
1548 | wpa_s->mgmt_group_cipher = WPA_CIPHER_BIP_GMAC_256; | |
1549 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " | |
1550 | "BIP-GMAC-256"); | |
1551 | } else if (sel & WPA_CIPHER_BIP_CMAC_256) { | |
1552 | wpa_s->mgmt_group_cipher = WPA_CIPHER_BIP_CMAC_256; | |
1553 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " | |
1554 | "BIP-CMAC-256"); | |
6fc6879b JM |
1555 | } else { |
1556 | wpa_s->mgmt_group_cipher = 0; | |
f049052b | 1557 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: not using MGMT group cipher"); |
6fc6879b JM |
1558 | } |
1559 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MGMT_GROUP, | |
1560 | wpa_s->mgmt_group_cipher); | |
62d49803 | 1561 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MFP, |
3f56a2b7 | 1562 | wpas_get_ssid_pmf(wpa_s, ssid)); |
6fc6879b | 1563 | #endif /* CONFIG_IEEE80211W */ |
55c12f5d MV |
1564 | #ifdef CONFIG_OCV |
1565 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCV, ssid->ocv); | |
1566 | #endif /* CONFIG_OCV */ | |
6fc6879b JM |
1567 | |
1568 | if (wpa_sm_set_assoc_wpa_ie_default(wpa_s->wpa, wpa_ie, wpa_ie_len)) { | |
f049052b | 1569 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to generate WPA IE"); |
6fc6879b JM |
1570 | return -1; |
1571 | } | |
1572 | ||
dd6c5980 JM |
1573 | if (0) { |
1574 | #ifdef CONFIG_DPP | |
1575 | } else if (wpa_s->key_mgmt == WPA_KEY_MGMT_DPP) { | |
1576 | /* Use PMK from DPP network introduction (PMKSA entry) */ | |
1577 | wpa_sm_set_pmk_from_pmksa(wpa_s->wpa); | |
1578 | #endif /* CONFIG_DPP */ | |
1579 | } else if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt)) { | |
a52410c2 | 1580 | int psk_set = 0; |
06b1a104 | 1581 | int sae_only; |
a52410c2 | 1582 | |
06b1a104 JM |
1583 | sae_only = (ssid->key_mgmt & (WPA_KEY_MGMT_PSK | |
1584 | WPA_KEY_MGMT_FT_PSK | | |
1585 | WPA_KEY_MGMT_PSK_SHA256)) == 0; | |
1586 | ||
1587 | if (ssid->psk_set && !sae_only) { | |
66dbc8d9 JM |
1588 | wpa_hexdump_key(MSG_MSGDUMP, "PSK (set in config)", |
1589 | ssid->psk, PMK_LEN); | |
70c93963 MH |
1590 | wpa_sm_set_pmk(wpa_s->wpa, ssid->psk, PMK_LEN, NULL, |
1591 | NULL); | |
a52410c2 JM |
1592 | psk_set = 1; |
1593 | } | |
a34ca59e | 1594 | |
06b1a104 JM |
1595 | if (wpa_key_mgmt_sae(ssid->key_mgmt) && |
1596 | (ssid->sae_password || ssid->passphrase)) | |
a34ca59e JM |
1597 | psk_set = 1; |
1598 | ||
7d232e23 ZC |
1599 | #ifndef CONFIG_NO_PBKDF2 |
1600 | if (bss && ssid->bssid_set && ssid->ssid_len == 0 && | |
06b1a104 | 1601 | ssid->passphrase && !sae_only) { |
7d232e23 | 1602 | u8 psk[PMK_LEN]; |
986de33d JM |
1603 | pbkdf2_sha1(ssid->passphrase, bss->ssid, bss->ssid_len, |
1604 | 4096, psk, PMK_LEN); | |
7d232e23 ZC |
1605 | wpa_hexdump_key(MSG_MSGDUMP, "PSK (from passphrase)", |
1606 | psk, PMK_LEN); | |
70c93963 | 1607 | wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN, NULL, NULL); |
a52410c2 | 1608 | psk_set = 1; |
e886c88e | 1609 | os_memset(psk, 0, sizeof(psk)); |
7d232e23 ZC |
1610 | } |
1611 | #endif /* CONFIG_NO_PBKDF2 */ | |
9173b16f | 1612 | #ifdef CONFIG_EXT_PASSWORD |
06b1a104 | 1613 | if (ssid->ext_psk && !sae_only) { |
9173b16f JM |
1614 | struct wpabuf *pw = ext_password_get(wpa_s->ext_pw, |
1615 | ssid->ext_psk); | |
1616 | char pw_str[64 + 1]; | |
1617 | u8 psk[PMK_LEN]; | |
1618 | ||
1619 | if (pw == NULL) { | |
1620 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: No PSK " | |
1621 | "found from external storage"); | |
1622 | return -1; | |
1623 | } | |
1624 | ||
1625 | if (wpabuf_len(pw) < 8 || wpabuf_len(pw) > 64) { | |
1626 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: Unexpected " | |
1627 | "PSK length %d in external storage", | |
1628 | (int) wpabuf_len(pw)); | |
1629 | ext_password_free(pw); | |
1630 | return -1; | |
1631 | } | |
1632 | ||
1633 | os_memcpy(pw_str, wpabuf_head(pw), wpabuf_len(pw)); | |
1634 | pw_str[wpabuf_len(pw)] = '\0'; | |
1635 | ||
1636 | #ifndef CONFIG_NO_PBKDF2 | |
1637 | if (wpabuf_len(pw) >= 8 && wpabuf_len(pw) < 64 && bss) | |
1638 | { | |
986de33d JM |
1639 | pbkdf2_sha1(pw_str, bss->ssid, bss->ssid_len, |
1640 | 4096, psk, PMK_LEN); | |
9173b16f JM |
1641 | os_memset(pw_str, 0, sizeof(pw_str)); |
1642 | wpa_hexdump_key(MSG_MSGDUMP, "PSK (from " | |
1643 | "external passphrase)", | |
1644 | psk, PMK_LEN); | |
70c93963 MH |
1645 | wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN, NULL, |
1646 | NULL); | |
a52410c2 | 1647 | psk_set = 1; |
e886c88e | 1648 | os_memset(psk, 0, sizeof(psk)); |
9173b16f JM |
1649 | } else |
1650 | #endif /* CONFIG_NO_PBKDF2 */ | |
1651 | if (wpabuf_len(pw) == 2 * PMK_LEN) { | |
1652 | if (hexstr2bin(pw_str, psk, PMK_LEN) < 0) { | |
1653 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: " | |
1654 | "Invalid PSK hex string"); | |
1655 | os_memset(pw_str, 0, sizeof(pw_str)); | |
1656 | ext_password_free(pw); | |
1657 | return -1; | |
1658 | } | |
66dbc8d9 JM |
1659 | wpa_hexdump_key(MSG_MSGDUMP, |
1660 | "PSK (from external PSK)", | |
1661 | psk, PMK_LEN); | |
70c93963 MH |
1662 | wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN, NULL, |
1663 | NULL); | |
a52410c2 | 1664 | psk_set = 1; |
e886c88e | 1665 | os_memset(psk, 0, sizeof(psk)); |
9173b16f JM |
1666 | } else { |
1667 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: No suitable " | |
1668 | "PSK available"); | |
1669 | os_memset(pw_str, 0, sizeof(pw_str)); | |
1670 | ext_password_free(pw); | |
1671 | return -1; | |
1672 | } | |
1673 | ||
1674 | os_memset(pw_str, 0, sizeof(pw_str)); | |
1675 | ext_password_free(pw); | |
1676 | } | |
1677 | #endif /* CONFIG_EXT_PASSWORD */ | |
a52410c2 JM |
1678 | |
1679 | if (!psk_set) { | |
1680 | wpa_msg(wpa_s, MSG_INFO, | |
1681 | "No PSK available for association"); | |
06b1a104 | 1682 | wpas_auth_failed(wpa_s, "NO_PSK_AVAILABLE"); |
a52410c2 JM |
1683 | return -1; |
1684 | } | |
675112df JM |
1685 | #ifdef CONFIG_OWE |
1686 | } else if (wpa_s->key_mgmt == WPA_KEY_MGMT_OWE) { | |
1687 | /* OWE Diffie-Hellman exchange in (Re)Association | |
1688 | * Request/Response frames set the PMK, so do not override it | |
1689 | * here. */ | |
1690 | #endif /* CONFIG_OWE */ | |
7d232e23 | 1691 | } else |
6fc6879b JM |
1692 | wpa_sm_set_pmk_from_pmksa(wpa_s->wpa); |
1693 | ||
1694 | return 0; | |
1695 | } | |
1696 | ||
1697 | ||
8cd6b7bc | 1698 | static void wpas_ext_capab_byte(struct wpa_supplicant *wpa_s, u8 *pos, int idx) |
03e47c9c | 1699 | { |
8cd6b7bc | 1700 | *pos = 0x00; |
03e47c9c | 1701 | |
8cd6b7bc JB |
1702 | switch (idx) { |
1703 | case 0: /* Bits 0-7 */ | |
1704 | break; | |
1705 | case 1: /* Bits 8-15 */ | |
d514b502 JM |
1706 | if (wpa_s->conf->coloc_intf_reporting) { |
1707 | /* Bit 13 - Collocated Interference Reporting */ | |
1708 | *pos |= 0x20; | |
1709 | } | |
8cd6b7bc JB |
1710 | break; |
1711 | case 2: /* Bits 16-23 */ | |
1712 | #ifdef CONFIG_WNM | |
1713 | *pos |= 0x02; /* Bit 17 - WNM-Sleep Mode */ | |
ef59f987 AB |
1714 | if (!wpa_s->conf->disable_btm) |
1715 | *pos |= 0x08; /* Bit 19 - BSS Transition */ | |
8cd6b7bc JB |
1716 | #endif /* CONFIG_WNM */ |
1717 | break; | |
1718 | case 3: /* Bits 24-31 */ | |
1719 | #ifdef CONFIG_WNM | |
1720 | *pos |= 0x02; /* Bit 25 - SSID List */ | |
1721 | #endif /* CONFIG_WNM */ | |
03e47c9c | 1722 | #ifdef CONFIG_INTERWORKING |
8cd6b7bc JB |
1723 | if (wpa_s->conf->interworking) |
1724 | *pos |= 0x80; /* Bit 31 - Interworking */ | |
03e47c9c | 1725 | #endif /* CONFIG_INTERWORKING */ |
8cd6b7bc JB |
1726 | break; |
1727 | case 4: /* Bits 32-39 */ | |
56f5af48 | 1728 | #ifdef CONFIG_INTERWORKING |
1e1245bc | 1729 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_QOS_MAPPING) |
429dd9af | 1730 | *pos |= 0x01; /* Bit 32 - QoS Map */ |
56f5af48 | 1731 | #endif /* CONFIG_INTERWORKING */ |
8cd6b7bc JB |
1732 | break; |
1733 | case 5: /* Bits 40-47 */ | |
95a3ea94 JM |
1734 | #ifdef CONFIG_HS20 |
1735 | if (wpa_s->conf->hs20) | |
1736 | *pos |= 0x40; /* Bit 46 - WNM-Notification */ | |
1737 | #endif /* CONFIG_HS20 */ | |
92c6e2e3 DS |
1738 | #ifdef CONFIG_MBO |
1739 | *pos |= 0x40; /* Bit 46 - WNM-Notification */ | |
1740 | #endif /* CONFIG_MBO */ | |
8cd6b7bc JB |
1741 | break; |
1742 | case 6: /* Bits 48-55 */ | |
1743 | break; | |
d1723c55 LD |
1744 | case 7: /* Bits 56-63 */ |
1745 | break; | |
1746 | case 8: /* Bits 64-71 */ | |
1747 | if (wpa_s->conf->ftm_responder) | |
1748 | *pos |= 0x40; /* Bit 70 - FTM responder */ | |
1749 | if (wpa_s->conf->ftm_initiator) | |
1750 | *pos |= 0x80; /* Bit 71 - FTM initiator */ | |
1751 | break; | |
e4d2ce1b JM |
1752 | case 9: /* Bits 72-79 */ |
1753 | #ifdef CONFIG_FILS | |
d98038bb | 1754 | if (!wpa_s->disable_fils) |
1755 | *pos |= 0x01; | |
e4d2ce1b JM |
1756 | #endif /* CONFIG_FILS */ |
1757 | break; | |
8cd6b7bc JB |
1758 | } |
1759 | } | |
03e47c9c | 1760 | |
03e47c9c | 1761 | |
0bbaa9b9 | 1762 | int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf, size_t buflen) |
8cd6b7bc JB |
1763 | { |
1764 | u8 *pos = buf; | |
e4d2ce1b | 1765 | u8 len = 10, i; |
8cd6b7bc JB |
1766 | |
1767 | if (len < wpa_s->extended_capa_len) | |
1768 | len = wpa_s->extended_capa_len; | |
0bbaa9b9 JM |
1769 | if (buflen < (size_t) len + 2) { |
1770 | wpa_printf(MSG_INFO, | |
1771 | "Not enough room for building extended capabilities element"); | |
1772 | return -1; | |
1773 | } | |
03e47c9c JM |
1774 | |
1775 | *pos++ = WLAN_EID_EXT_CAPAB; | |
8cd6b7bc JB |
1776 | *pos++ = len; |
1777 | for (i = 0; i < len; i++, pos++) { | |
1778 | wpas_ext_capab_byte(wpa_s, pos, i); | |
1779 | ||
1780 | if (i < wpa_s->extended_capa_len) { | |
1781 | *pos &= ~wpa_s->extended_capa_mask[i]; | |
1782 | *pos |= wpa_s->extended_capa[i]; | |
1783 | } | |
1784 | } | |
03e47c9c | 1785 | |
3db5439a JM |
1786 | while (len > 0 && buf[1 + len] == 0) { |
1787 | len--; | |
1788 | buf[1] = len; | |
1789 | } | |
1790 | if (len == 0) | |
1791 | return 0; | |
1792 | ||
1793 | return 2 + len; | |
03e47c9c JM |
1794 | } |
1795 | ||
1796 | ||
6ac4b15e JM |
1797 | static int wpas_valid_bss(struct wpa_supplicant *wpa_s, |
1798 | struct wpa_bss *test_bss) | |
1799 | { | |
1800 | struct wpa_bss *bss; | |
1801 | ||
1802 | dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) { | |
1803 | if (bss == test_bss) | |
1804 | return 1; | |
1805 | } | |
1806 | ||
1807 | return 0; | |
1808 | } | |
1809 | ||
1810 | ||
1811 | static int wpas_valid_ssid(struct wpa_supplicant *wpa_s, | |
1812 | struct wpa_ssid *test_ssid) | |
1813 | { | |
1814 | struct wpa_ssid *ssid; | |
1815 | ||
1816 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) { | |
1817 | if (ssid == test_ssid) | |
1818 | return 1; | |
1819 | } | |
1820 | ||
1821 | return 0; | |
1822 | } | |
1823 | ||
1824 | ||
1825 | int wpas_valid_bss_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *test_bss, | |
1826 | struct wpa_ssid *test_ssid) | |
1827 | { | |
1828 | if (test_bss && !wpas_valid_bss(wpa_s, test_bss)) | |
1829 | return 0; | |
1830 | ||
1831 | return test_ssid == NULL || wpas_valid_ssid(wpa_s, test_ssid); | |
1832 | } | |
1833 | ||
1834 | ||
1835 | void wpas_connect_work_free(struct wpa_connect_work *cwork) | |
1836 | { | |
1837 | if (cwork == NULL) | |
1838 | return; | |
1839 | os_free(cwork); | |
1840 | } | |
1841 | ||
1842 | ||
1843 | void wpas_connect_work_done(struct wpa_supplicant *wpa_s) | |
1844 | { | |
1845 | struct wpa_connect_work *cwork; | |
1846 | struct wpa_radio_work *work = wpa_s->connect_work; | |
1847 | ||
1848 | if (!work) | |
1849 | return; | |
1850 | ||
1851 | wpa_s->connect_work = NULL; | |
1852 | cwork = work->ctx; | |
1853 | work->ctx = NULL; | |
1854 | wpas_connect_work_free(cwork); | |
1855 | radio_work_done(work); | |
1856 | } | |
1857 | ||
1858 | ||
a313d17d | 1859 | int wpas_update_random_addr(struct wpa_supplicant *wpa_s, int style) |
c267753b JM |
1860 | { |
1861 | struct os_reltime now; | |
1862 | u8 addr[ETH_ALEN]; | |
1863 | ||
1864 | os_get_reltime(&now); | |
a313d17d JM |
1865 | if (wpa_s->last_mac_addr_style == style && |
1866 | wpa_s->last_mac_addr_change.sec != 0 && | |
c267753b JM |
1867 | !os_reltime_expired(&now, &wpa_s->last_mac_addr_change, |
1868 | wpa_s->conf->rand_addr_lifetime)) { | |
1869 | wpa_msg(wpa_s, MSG_DEBUG, | |
1870 | "Previously selected random MAC address has not yet expired"); | |
1871 | return 0; | |
1872 | } | |
1873 | ||
a313d17d JM |
1874 | switch (style) { |
1875 | case 1: | |
1876 | if (random_mac_addr(addr) < 0) | |
1877 | return -1; | |
1878 | break; | |
1879 | case 2: | |
1880 | os_memcpy(addr, wpa_s->perm_addr, ETH_ALEN); | |
1881 | if (random_mac_addr_keep_oui(addr) < 0) | |
1882 | return -1; | |
1883 | break; | |
1884 | default: | |
c267753b | 1885 | return -1; |
a313d17d | 1886 | } |
c267753b JM |
1887 | |
1888 | if (wpa_drv_set_mac_addr(wpa_s, addr) < 0) { | |
1889 | wpa_msg(wpa_s, MSG_INFO, | |
1890 | "Failed to set random MAC address"); | |
1891 | return -1; | |
1892 | } | |
1893 | ||
1894 | os_get_reltime(&wpa_s->last_mac_addr_change); | |
1895 | wpa_s->mac_addr_changed = 1; | |
a313d17d | 1896 | wpa_s->last_mac_addr_style = style; |
c267753b JM |
1897 | |
1898 | if (wpa_supplicant_update_mac_addr(wpa_s) < 0) { | |
1899 | wpa_msg(wpa_s, MSG_INFO, | |
1900 | "Could not update MAC address information"); | |
1901 | return -1; | |
1902 | } | |
1903 | ||
1904 | wpa_msg(wpa_s, MSG_DEBUG, "Using random MAC address " MACSTR, | |
1905 | MAC2STR(addr)); | |
1906 | ||
1907 | return 0; | |
1908 | } | |
1909 | ||
1910 | ||
1911 | int wpas_update_random_addr_disassoc(struct wpa_supplicant *wpa_s) | |
1912 | { | |
1913 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING || | |
1914 | !wpa_s->conf->preassoc_mac_addr) | |
1915 | return 0; | |
1916 | ||
a313d17d | 1917 | return wpas_update_random_addr(wpa_s, wpa_s->conf->preassoc_mac_addr); |
c267753b JM |
1918 | } |
1919 | ||
1920 | ||
6ac4b15e JM |
1921 | static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit); |
1922 | ||
6fc6879b JM |
1923 | /** |
1924 | * wpa_supplicant_associate - Request association | |
1925 | * @wpa_s: Pointer to wpa_supplicant data | |
1926 | * @bss: Scan results for the selected BSS, or %NULL if not available | |
1927 | * @ssid: Configuration data for the selected network | |
1928 | * | |
1929 | * This function is used to request %wpa_supplicant to associate with a BSS. | |
1930 | */ | |
1931 | void wpa_supplicant_associate(struct wpa_supplicant *wpa_s, | |
6fa81a3b | 1932 | struct wpa_bss *bss, struct wpa_ssid *ssid) |
6fc6879b | 1933 | { |
6ac4b15e | 1934 | struct wpa_connect_work *cwork; |
a313d17d JM |
1935 | int rand_style; |
1936 | ||
a8412ec9 JM |
1937 | wpa_s->own_disconnect_req = 0; |
1938 | ||
e7160bd8 JM |
1939 | /* |
1940 | * If we are starting a new connection, any previously pending EAPOL | |
1941 | * RX cannot be valid anymore. | |
1942 | */ | |
1943 | wpabuf_free(wpa_s->pending_eapol_rx); | |
1944 | wpa_s->pending_eapol_rx = NULL; | |
1945 | ||
a313d17d JM |
1946 | if (ssid->mac_addr == -1) |
1947 | rand_style = wpa_s->conf->mac_addr; | |
1948 | else | |
1949 | rand_style = ssid->mac_addr; | |
6fc6879b | 1950 | |
8c42b369 EP |
1951 | wmm_ac_clear_saved_tspecs(wpa_s); |
1952 | wpa_s->reassoc_same_bss = 0; | |
6a5ee810 | 1953 | wpa_s->reassoc_same_ess = 0; |
daa40960 JM |
1954 | #ifdef CONFIG_TESTING_OPTIONS |
1955 | wpa_s->testing_resend_assoc = 0; | |
1956 | #endif /* CONFIG_TESTING_OPTIONS */ | |
8c42b369 | 1957 | |
c267753b JM |
1958 | if (wpa_s->last_ssid == ssid) { |
1959 | wpa_dbg(wpa_s, MSG_DEBUG, "Re-association to the same ESS"); | |
6a5ee810 | 1960 | wpa_s->reassoc_same_ess = 1; |
8c42b369 EP |
1961 | if (wpa_s->current_bss && wpa_s->current_bss == bss) { |
1962 | wmm_ac_save_tspecs(wpa_s); | |
1963 | wpa_s->reassoc_same_bss = 1; | |
2bbad1c7 MW |
1964 | } else if (wpa_s->current_bss && wpa_s->current_bss != bss) { |
1965 | os_get_reltime(&wpa_s->roam_start); | |
8c42b369 | 1966 | } |
5d30f927 BR |
1967 | } |
1968 | ||
1969 | if (rand_style > 0 && !wpa_s->reassoc_same_ess) { | |
a313d17d | 1970 | if (wpas_update_random_addr(wpa_s, rand_style) < 0) |
c267753b JM |
1971 | return; |
1972 | wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid); | |
5d30f927 | 1973 | } else if (rand_style == 0 && wpa_s->mac_addr_changed) { |
c267753b JM |
1974 | if (wpa_drv_set_mac_addr(wpa_s, NULL) < 0) { |
1975 | wpa_msg(wpa_s, MSG_INFO, | |
1976 | "Could not restore permanent MAC address"); | |
1977 | return; | |
1978 | } | |
1979 | wpa_s->mac_addr_changed = 0; | |
1980 | if (wpa_supplicant_update_mac_addr(wpa_s) < 0) { | |
1981 | wpa_msg(wpa_s, MSG_INFO, | |
1982 | "Could not update MAC address information"); | |
1983 | return; | |
1984 | } | |
1985 | wpa_msg(wpa_s, MSG_DEBUG, "Using permanent MAC address"); | |
1986 | } | |
1987 | wpa_s->last_ssid = ssid; | |
1988 | ||
78177a00 JM |
1989 | #ifdef CONFIG_IBSS_RSN |
1990 | ibss_rsn_deinit(wpa_s->ibss_rsn); | |
1991 | wpa_s->ibss_rsn = NULL; | |
81a10a94 JM |
1992 | #else /* CONFIG_IBSS_RSN */ |
1993 | if (ssid->mode == WPAS_MODE_IBSS && | |
1994 | !(ssid->key_mgmt & (WPA_KEY_MGMT_NONE | WPA_KEY_MGMT_WPA_NONE))) { | |
1995 | wpa_msg(wpa_s, MSG_INFO, | |
1996 | "IBSS RSN not supported in the build"); | |
1997 | return; | |
1998 | } | |
78177a00 JM |
1999 | #endif /* CONFIG_IBSS_RSN */ |
2000 | ||
2c5d725c JM |
2001 | if (ssid->mode == WPAS_MODE_AP || ssid->mode == WPAS_MODE_P2P_GO || |
2002 | ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) { | |
1581b38b JM |
2003 | #ifdef CONFIG_AP |
2004 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP)) { | |
f049052b BG |
2005 | wpa_msg(wpa_s, MSG_INFO, "Driver does not support AP " |
2006 | "mode"); | |
1581b38b JM |
2007 | return; |
2008 | } | |
8c981d17 DW |
2009 | if (wpa_supplicant_create_ap(wpa_s, ssid) < 0) { |
2010 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); | |
b2b688d1 VKE |
2011 | if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) |
2012 | wpas_p2p_ap_setup_failed(wpa_s); | |
8c981d17 DW |
2013 | return; |
2014 | } | |
8f770587 | 2015 | wpa_s->current_bss = bss; |
1581b38b | 2016 | #else /* CONFIG_AP */ |
f049052b BG |
2017 | wpa_msg(wpa_s, MSG_ERROR, "AP mode support not included in " |
2018 | "the build"); | |
1581b38b JM |
2019 | #endif /* CONFIG_AP */ |
2020 | return; | |
2021 | } | |
2022 | ||
603a3f34 JL |
2023 | if (ssid->mode == WPAS_MODE_MESH) { |
2024 | #ifdef CONFIG_MESH | |
2025 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_MESH)) { | |
2026 | wpa_msg(wpa_s, MSG_INFO, | |
2027 | "Driver does not support mesh mode"); | |
2028 | return; | |
2029 | } | |
2030 | if (bss) | |
2031 | ssid->frequency = bss->freq; | |
2032 | if (wpa_supplicant_join_mesh(wpa_s, ssid) < 0) { | |
2033 | wpa_msg(wpa_s, MSG_ERROR, "Could not join mesh"); | |
2034 | return; | |
2035 | } | |
2036 | wpa_s->current_bss = bss; | |
6174de66 JM |
2037 | wpa_msg(wpa_s, MSG_INFO, MESH_GROUP_STARTED "ssid=\"%s\" id=%d", |
2038 | wpa_ssid_txt(ssid->ssid, ssid->ssid_len), | |
2039 | ssid->id); | |
89e9cd25 | 2040 | wpas_notify_mesh_group_started(wpa_s, ssid); |
603a3f34 JL |
2041 | #else /* CONFIG_MESH */ |
2042 | wpa_msg(wpa_s, MSG_ERROR, | |
2043 | "mesh mode support not included in the build"); | |
2044 | #endif /* CONFIG_MESH */ | |
2045 | return; | |
2046 | } | |
2047 | ||
2efc6720 JM |
2048 | /* |
2049 | * Set WPA state machine configuration to match the selected network now | |
2050 | * so that the information is available before wpas_start_assoc_cb() | |
2051 | * gets called. This is needed at least for RSN pre-authentication where | |
2052 | * candidate APs are added to a list based on scan result processing | |
2053 | * before completion of the first association. | |
2054 | */ | |
2055 | wpa_supplicant_rsn_supp_set_config(wpa_s, ssid); | |
2056 | ||
a0d5c56f JM |
2057 | #ifdef CONFIG_DPP |
2058 | if (wpas_dpp_check_connect(wpa_s, ssid, bss) != 0) | |
2059 | return; | |
2060 | #endif /* CONFIG_DPP */ | |
2061 | ||
52c9e6f3 | 2062 | #ifdef CONFIG_TDLS |
95cb2d88 JM |
2063 | if (bss) |
2064 | wpa_tdls_ap_ies(wpa_s->wpa, (const u8 *) (bss + 1), | |
2065 | bss->ie_len); | |
52c9e6f3 JM |
2066 | #endif /* CONFIG_TDLS */ |
2067 | ||
5cc4d64b | 2068 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && |
f74618cb | 2069 | ssid->mode == WPAS_MODE_INFRA) { |
c2a04078 JM |
2070 | sme_authenticate(wpa_s, bss, ssid); |
2071 | return; | |
2072 | } | |
2073 | ||
6ac4b15e JM |
2074 | if (wpa_s->connect_work) { |
2075 | wpa_dbg(wpa_s, MSG_DEBUG, "Reject wpa_supplicant_associate() call since connect_work exist"); | |
2076 | return; | |
2077 | } | |
2078 | ||
f0e30c84 JM |
2079 | if (radio_work_pending(wpa_s, "connect")) { |
2080 | wpa_dbg(wpa_s, MSG_DEBUG, "Reject wpa_supplicant_associate() call since pending work exist"); | |
2081 | return; | |
2082 | } | |
2083 | ||
a1836de6 JM |
2084 | #ifdef CONFIG_SME |
2085 | if (ssid->mode == WPAS_MODE_IBSS || ssid->mode == WPAS_MODE_MESH) { | |
2086 | /* Clear possibly set auth_alg, if any, from last attempt. */ | |
2087 | wpa_s->sme.auth_alg = WPA_AUTH_ALG_OPEN; | |
2088 | } | |
2089 | #endif /* CONFIG_SME */ | |
2090 | ||
4ead7cfd KV |
2091 | wpas_abort_ongoing_scan(wpa_s); |
2092 | ||
6ac4b15e JM |
2093 | cwork = os_zalloc(sizeof(*cwork)); |
2094 | if (cwork == NULL) | |
2095 | return; | |
2096 | ||
2097 | cwork->bss = bss; | |
2098 | cwork->ssid = ssid; | |
2099 | ||
2100 | if (radio_add_work(wpa_s, bss ? bss->freq : 0, "connect", 1, | |
2101 | wpas_start_assoc_cb, cwork) < 0) { | |
2102 | os_free(cwork); | |
2103 | } | |
2104 | } | |
2105 | ||
2106 | ||
98479dc9 JD |
2107 | static int bss_is_ibss(struct wpa_bss *bss) |
2108 | { | |
2109 | return (bss->caps & (IEEE80211_CAP_ESS | IEEE80211_CAP_IBSS)) == | |
2110 | IEEE80211_CAP_IBSS; | |
2111 | } | |
2112 | ||
2113 | ||
a65efbfb PO |
2114 | static int drv_supports_vht(struct wpa_supplicant *wpa_s, |
2115 | const struct wpa_ssid *ssid) | |
2116 | { | |
2117 | enum hostapd_hw_mode hw_mode; | |
2118 | struct hostapd_hw_modes *mode = NULL; | |
2119 | u8 channel; | |
2120 | int i; | |
2121 | ||
a65efbfb PO |
2122 | hw_mode = ieee80211_freq_to_chan(ssid->frequency, &channel); |
2123 | if (hw_mode == NUM_HOSTAPD_MODES) | |
2124 | return 0; | |
2125 | for (i = 0; wpa_s->hw.modes && i < wpa_s->hw.num_modes; i++) { | |
2126 | if (wpa_s->hw.modes[i].mode == hw_mode) { | |
2127 | mode = &wpa_s->hw.modes[i]; | |
2128 | break; | |
2129 | } | |
2130 | } | |
2131 | ||
2132 | if (!mode) | |
2133 | return 0; | |
2134 | ||
2135 | return mode->vht_capab != 0; | |
2136 | } | |
2137 | ||
2138 | ||
54fe48b9 JM |
2139 | void ibss_mesh_setup_freq(struct wpa_supplicant *wpa_s, |
2140 | const struct wpa_ssid *ssid, | |
2141 | struct hostapd_freq_params *freq) | |
1830817e | 2142 | { |
3459c54a | 2143 | int ieee80211_mode = wpas_mode_to_ieee80211_mode(ssid->mode); |
1830817e JD |
2144 | enum hostapd_hw_mode hw_mode; |
2145 | struct hostapd_hw_modes *mode = NULL; | |
6b8b0774 JD |
2146 | int ht40plus[] = { 36, 44, 52, 60, 100, 108, 116, 124, 132, 149, 157, |
2147 | 184, 192 }; | |
563ee183 | 2148 | int vht80[] = { 36, 52, 100, 116, 132, 149 }; |
6b8b0774 | 2149 | struct hostapd_channel_data *pri_chan = NULL, *sec_chan = NULL; |
1830817e | 2150 | u8 channel; |
98479dc9 | 2151 | int i, chan_idx, ht40 = -1, res, obss_scan = 1; |
0f29bc68 | 2152 | unsigned int j, k; |
563ee183 | 2153 | struct hostapd_freq_params vht_freq; |
0f29bc68 AK |
2154 | int chwidth, seg0, seg1; |
2155 | u32 vht_caps = 0; | |
1830817e JD |
2156 | |
2157 | freq->freq = ssid->frequency; | |
2158 | ||
98479dc9 JD |
2159 | for (j = 0; j < wpa_s->last_scan_res_used; j++) { |
2160 | struct wpa_bss *bss = wpa_s->last_scan_res[j]; | |
2161 | ||
2162 | if (ssid->mode != WPAS_MODE_IBSS) | |
2163 | break; | |
2164 | ||
2165 | /* Don't adjust control freq in case of fixed_freq */ | |
2166 | if (ssid->fixed_freq) | |
2167 | break; | |
2168 | ||
2169 | if (!bss_is_ibss(bss)) | |
2170 | continue; | |
2171 | ||
2172 | if (ssid->ssid_len == bss->ssid_len && | |
2173 | os_memcmp(ssid->ssid, bss->ssid, bss->ssid_len) == 0) { | |
2174 | wpa_printf(MSG_DEBUG, | |
2175 | "IBSS already found in scan results, adjust control freq: %d", | |
2176 | bss->freq); | |
2177 | freq->freq = bss->freq; | |
2178 | obss_scan = 0; | |
2179 | break; | |
2180 | } | |
2181 | } | |
2182 | ||
1830817e JD |
2183 | /* For IBSS check HT_IBSS flag */ |
2184 | if (ssid->mode == WPAS_MODE_IBSS && | |
2185 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_HT_IBSS)) | |
2186 | return; | |
2187 | ||
d9a9bc04 JD |
2188 | if (wpa_s->group_cipher == WPA_CIPHER_WEP40 || |
2189 | wpa_s->group_cipher == WPA_CIPHER_WEP104 || | |
2190 | wpa_s->pairwise_cipher == WPA_CIPHER_TKIP) { | |
2191 | wpa_printf(MSG_DEBUG, | |
2192 | "IBSS: WEP/TKIP detected, do not try to enable HT"); | |
2193 | return; | |
2194 | } | |
2195 | ||
98479dc9 | 2196 | hw_mode = ieee80211_freq_to_chan(freq->freq, &channel); |
1830817e JD |
2197 | for (i = 0; wpa_s->hw.modes && i < wpa_s->hw.num_modes; i++) { |
2198 | if (wpa_s->hw.modes[i].mode == hw_mode) { | |
2199 | mode = &wpa_s->hw.modes[i]; | |
2200 | break; | |
2201 | } | |
2202 | } | |
2203 | ||
2204 | if (!mode) | |
2205 | return; | |
2206 | ||
3459c54a SE |
2207 | /* HE can work without HT + VHT */ |
2208 | freq->he_enabled = mode->he_capab[ieee80211_mode].he_supported; | |
2209 | ||
3388e7b9 MH |
2210 | #ifdef CONFIG_HT_OVERRIDES |
2211 | if (ssid->disable_ht) { | |
2212 | freq->ht_enabled = 0; | |
2213 | return; | |
2214 | } | |
2215 | #endif /* CONFIG_HT_OVERRIDES */ | |
2216 | ||
1830817e | 2217 | freq->ht_enabled = ht_supported(mode); |
6b8b0774 JD |
2218 | if (!freq->ht_enabled) |
2219 | return; | |
2220 | ||
2221 | /* Setup higher BW only for 5 GHz */ | |
2222 | if (mode->mode != HOSTAPD_MODE_IEEE80211A) | |
2223 | return; | |
2224 | ||
2225 | for (chan_idx = 0; chan_idx < mode->num_channels; chan_idx++) { | |
2226 | pri_chan = &mode->channels[chan_idx]; | |
2227 | if (pri_chan->chan == channel) | |
2228 | break; | |
2229 | pri_chan = NULL; | |
2230 | } | |
2231 | if (!pri_chan) | |
2232 | return; | |
2233 | ||
2234 | /* Check primary channel flags */ | |
2235 | if (pri_chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR)) | |
2236 | return; | |
2237 | ||
e5a9b1e8 PO |
2238 | freq->channel = pri_chan->chan; |
2239 | ||
05aed438 | 2240 | #ifdef CONFIG_HT_OVERRIDES |
e5a9b1e8 PO |
2241 | if (ssid->disable_ht40) { |
2242 | if (ssid->disable_vht) | |
2243 | return; | |
2244 | goto skip_ht40; | |
2245 | } | |
05aed438 MH |
2246 | #endif /* CONFIG_HT_OVERRIDES */ |
2247 | ||
6b8b0774 JD |
2248 | /* Check/setup HT40+/HT40- */ |
2249 | for (j = 0; j < ARRAY_SIZE(ht40plus); j++) { | |
2250 | if (ht40plus[j] == channel) { | |
2251 | ht40 = 1; | |
2252 | break; | |
2253 | } | |
2254 | } | |
2255 | ||
2256 | /* Find secondary channel */ | |
2257 | for (i = 0; i < mode->num_channels; i++) { | |
2258 | sec_chan = &mode->channels[i]; | |
2259 | if (sec_chan->chan == channel + ht40 * 4) | |
2260 | break; | |
2261 | sec_chan = NULL; | |
2262 | } | |
2263 | if (!sec_chan) | |
2264 | return; | |
2265 | ||
2266 | /* Check secondary channel flags */ | |
2267 | if (sec_chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR)) | |
2268 | return; | |
2269 | ||
ecba4509 | 2270 | if (ht40 == -1) { |
6b8b0774 JD |
2271 | if (!(pri_chan->flag & HOSTAPD_CHAN_HT40MINUS)) |
2272 | return; | |
ecba4509 | 2273 | } else { |
6b8b0774 JD |
2274 | if (!(pri_chan->flag & HOSTAPD_CHAN_HT40PLUS)) |
2275 | return; | |
6b8b0774 | 2276 | } |
ecba4509 | 2277 | freq->sec_channel_offset = ht40; |
6b8b0774 | 2278 | |
ecba4509 | 2279 | if (obss_scan) { |
6b8b0774 JD |
2280 | struct wpa_scan_results *scan_res; |
2281 | ||
2282 | scan_res = wpa_supplicant_get_scan_results(wpa_s, NULL, 0); | |
2283 | if (scan_res == NULL) { | |
2284 | /* Back to HT20 */ | |
2285 | freq->sec_channel_offset = 0; | |
2286 | return; | |
2287 | } | |
2288 | ||
2289 | res = check_40mhz_5g(mode, scan_res, pri_chan->chan, | |
2290 | sec_chan->chan); | |
2291 | switch (res) { | |
2292 | case 0: | |
2293 | /* Back to HT20 */ | |
2294 | freq->sec_channel_offset = 0; | |
2295 | break; | |
2296 | case 1: | |
2297 | /* Configuration allowed */ | |
2298 | break; | |
2299 | case 2: | |
2300 | /* Switch pri/sec channels */ | |
2301 | freq->freq = hw_get_freq(mode, sec_chan->chan); | |
2302 | freq->sec_channel_offset = -freq->sec_channel_offset; | |
2303 | freq->channel = sec_chan->chan; | |
2304 | break; | |
2305 | default: | |
2306 | freq->sec_channel_offset = 0; | |
2307 | break; | |
2308 | } | |
2309 | ||
2310 | wpa_scan_results_free(scan_res); | |
2311 | } | |
2312 | ||
e5a9b1e8 PO |
2313 | #ifdef CONFIG_HT_OVERRIDES |
2314 | skip_ht40: | |
2315 | #endif /* CONFIG_HT_OVERRIDES */ | |
6b8b0774 JD |
2316 | wpa_printf(MSG_DEBUG, |
2317 | "IBSS/mesh: setup freq channel %d, sec_channel_offset %d", | |
2318 | freq->channel, freq->sec_channel_offset); | |
563ee183 | 2319 | |
a65efbfb | 2320 | if (!drv_supports_vht(wpa_s, ssid)) |
563ee183 JD |
2321 | return; |
2322 | ||
2323 | /* For IBSS check VHT_IBSS flag */ | |
a65efbfb PO |
2324 | if (ssid->mode == WPAS_MODE_IBSS && |
2325 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_VHT_IBSS)) | |
563ee183 JD |
2326 | return; |
2327 | ||
2328 | vht_freq = *freq; | |
2329 | ||
b301f54e JM |
2330 | #ifdef CONFIG_VHT_OVERRIDES |
2331 | if (ssid->disable_vht) { | |
2332 | freq->vht_enabled = 0; | |
2333 | return; | |
2334 | } | |
2335 | #endif /* CONFIG_VHT_OVERRIDES */ | |
2336 | ||
563ee183 JD |
2337 | vht_freq.vht_enabled = vht_supported(mode); |
2338 | if (!vht_freq.vht_enabled) | |
2339 | return; | |
2340 | ||
2341 | /* setup center_freq1, bandwidth */ | |
2342 | for (j = 0; j < ARRAY_SIZE(vht80); j++) { | |
2343 | if (freq->channel >= vht80[j] && | |
2344 | freq->channel < vht80[j] + 16) | |
2345 | break; | |
2346 | } | |
2347 | ||
2348 | if (j == ARRAY_SIZE(vht80)) | |
2349 | return; | |
2350 | ||
2351 | for (i = vht80[j]; i < vht80[j] + 16; i += 4) { | |
2352 | struct hostapd_channel_data *chan; | |
2353 | ||
2354 | chan = hw_get_channel_chan(mode, i, NULL); | |
2355 | if (!chan) | |
2356 | return; | |
2357 | ||
2358 | /* Back to HT configuration if channel not usable */ | |
2359 | if (chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR)) | |
2360 | return; | |
2361 | } | |
2362 | ||
464dcfd0 | 2363 | chwidth = CHANWIDTH_80MHZ; |
0f29bc68 AK |
2364 | seg0 = vht80[j] + 6; |
2365 | seg1 = 0; | |
2366 | ||
464dcfd0 | 2367 | if (ssid->max_oper_chwidth == CHANWIDTH_80P80MHZ) { |
0f29bc68 AK |
2368 | /* setup center_freq2, bandwidth */ |
2369 | for (k = 0; k < ARRAY_SIZE(vht80); k++) { | |
2370 | /* Only accept 80 MHz segments separated by a gap */ | |
2371 | if (j == k || abs(vht80[j] - vht80[k]) == 16) | |
2372 | continue; | |
2373 | for (i = vht80[k]; i < vht80[k] + 16; i += 4) { | |
2374 | struct hostapd_channel_data *chan; | |
2375 | ||
2376 | chan = hw_get_channel_chan(mode, i, NULL); | |
2377 | if (!chan) | |
2378 | continue; | |
2379 | ||
2380 | if (chan->flag & (HOSTAPD_CHAN_DISABLED | | |
2381 | HOSTAPD_CHAN_NO_IR | | |
2382 | HOSTAPD_CHAN_RADAR)) | |
2383 | continue; | |
2384 | ||
2385 | /* Found a suitable second segment for 80+80 */ | |
464dcfd0 | 2386 | chwidth = CHANWIDTH_80P80MHZ; |
0f29bc68 AK |
2387 | vht_caps |= |
2388 | VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; | |
2389 | seg1 = vht80[k] + 6; | |
2390 | } | |
2391 | ||
464dcfd0 | 2392 | if (chwidth == CHANWIDTH_80P80MHZ) |
0f29bc68 AK |
2393 | break; |
2394 | } | |
464dcfd0 | 2395 | } else if (ssid->max_oper_chwidth == CHANWIDTH_160MHZ) { |
331f0774 | 2396 | if (freq->freq == 5180) { |
464dcfd0 | 2397 | chwidth = CHANWIDTH_160MHZ; |
331f0774 JM |
2398 | vht_caps |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; |
2399 | seg0 = 50; | |
2400 | } else if (freq->freq == 5520) { | |
464dcfd0 | 2401 | chwidth = CHANWIDTH_160MHZ; |
331f0774 JM |
2402 | vht_caps |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; |
2403 | seg0 = 114; | |
2404 | } | |
464dcfd0 JC |
2405 | } else if (ssid->max_oper_chwidth == CHANWIDTH_USE_HT) { |
2406 | chwidth = CHANWIDTH_USE_HT; | |
806db174 | 2407 | seg0 = vht80[j] + 2; |
e5a9b1e8 PO |
2408 | #ifdef CONFIG_HT_OVERRIDES |
2409 | if (ssid->disable_ht40) | |
2410 | seg0 = 0; | |
2411 | #endif /* CONFIG_HT_OVERRIDES */ | |
0f29bc68 AK |
2412 | } |
2413 | ||
563ee183 JD |
2414 | if (hostapd_set_freq_params(&vht_freq, mode->mode, freq->freq, |
2415 | freq->channel, freq->ht_enabled, | |
3459c54a | 2416 | vht_freq.vht_enabled, freq->he_enabled, |
563ee183 | 2417 | freq->sec_channel_offset, |
3459c54a SE |
2418 | chwidth, seg0, seg1, vht_caps, |
2419 | &mode->he_capab[ieee80211_mode]) != 0) | |
563ee183 JD |
2420 | return; |
2421 | ||
2422 | *freq = vht_freq; | |
2423 | ||
2424 | wpa_printf(MSG_DEBUG, "IBSS: VHT setup freq cf1 %d, cf2 %d, bw %d", | |
2425 | freq->center_freq1, freq->center_freq2, freq->bandwidth); | |
1830817e JD |
2426 | } |
2427 | ||
2428 | ||
a38090b1 VK |
2429 | #ifdef CONFIG_FILS |
2430 | static size_t wpas_add_fils_hlp_req(struct wpa_supplicant *wpa_s, u8 *ie_buf, | |
2431 | size_t ie_buf_len) | |
2432 | { | |
2433 | struct fils_hlp_req *req; | |
2434 | size_t rem_len, hdr_len, hlp_len, len, ie_len = 0; | |
2435 | const u8 *pos; | |
2436 | u8 *buf = ie_buf; | |
2437 | ||
2438 | dl_list_for_each(req, &wpa_s->fils_hlp_req, struct fils_hlp_req, | |
2439 | list) { | |
2440 | rem_len = ie_buf_len - ie_len; | |
2441 | pos = wpabuf_head(req->pkt); | |
2442 | hdr_len = 1 + 2 * ETH_ALEN + 6; | |
2443 | hlp_len = wpabuf_len(req->pkt); | |
2444 | ||
2445 | if (rem_len < 2 + hdr_len + hlp_len) { | |
2446 | wpa_printf(MSG_ERROR, | |
2447 | "FILS: Cannot fit HLP - rem_len=%lu to_fill=%lu", | |
2448 | (unsigned long) rem_len, | |
2449 | (unsigned long) (2 + hdr_len + hlp_len)); | |
2450 | break; | |
2451 | } | |
2452 | ||
2453 | len = (hdr_len + hlp_len) > 255 ? 255 : hdr_len + hlp_len; | |
2454 | /* Element ID */ | |
2455 | *buf++ = WLAN_EID_EXTENSION; | |
2456 | /* Length */ | |
2457 | *buf++ = len; | |
2458 | /* Element ID Extension */ | |
2459 | *buf++ = WLAN_EID_EXT_FILS_HLP_CONTAINER; | |
2460 | /* Destination MAC address */ | |
2461 | os_memcpy(buf, req->dst, ETH_ALEN); | |
2462 | buf += ETH_ALEN; | |
2463 | /* Source MAC address */ | |
2464 | os_memcpy(buf, wpa_s->own_addr, ETH_ALEN); | |
2465 | buf += ETH_ALEN; | |
2466 | /* LLC/SNAP Header */ | |
2467 | os_memcpy(buf, "\xaa\xaa\x03\x00\x00\x00", 6); | |
2468 | buf += 6; | |
2469 | /* HLP Packet */ | |
2470 | os_memcpy(buf, pos, len - hdr_len); | |
2471 | buf += len - hdr_len; | |
2472 | pos += len - hdr_len; | |
2473 | ||
2474 | hlp_len -= len - hdr_len; | |
2475 | ie_len += 2 + len; | |
2476 | rem_len -= 2 + len; | |
2477 | ||
2478 | while (hlp_len) { | |
2479 | len = (hlp_len > 255) ? 255 : hlp_len; | |
2480 | if (rem_len < 2 + len) | |
2481 | break; | |
2482 | *buf++ = WLAN_EID_FRAGMENT; | |
2483 | *buf++ = len; | |
2484 | os_memcpy(buf, pos, len); | |
2485 | buf += len; | |
2486 | pos += len; | |
2487 | ||
2488 | hlp_len -= len; | |
2489 | ie_len += 2 + len; | |
2490 | rem_len -= 2 + len; | |
2491 | } | |
2492 | } | |
2493 | ||
2494 | return ie_len; | |
2495 | } | |
e4802127 MH |
2496 | |
2497 | ||
2498 | int wpa_is_fils_supported(struct wpa_supplicant *wpa_s) | |
2499 | { | |
2500 | return (((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
2501 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SUPPORT_FILS)) || | |
2502 | (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
2503 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD))); | |
2504 | } | |
2505 | ||
2506 | ||
2507 | int wpa_is_fils_sk_pfs_supported(struct wpa_supplicant *wpa_s) | |
2508 | { | |
2509 | #ifdef CONFIG_FILS_SK_PFS | |
2510 | return (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
2511 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SUPPORT_FILS); | |
2512 | #else /* CONFIG_FILS_SK_PFS */ | |
2513 | return 0; | |
2514 | #endif /* CONFIG_FILS_SK_PFS */ | |
2515 | } | |
2516 | ||
a38090b1 VK |
2517 | #endif /* CONFIG_FILS */ |
2518 | ||
2519 | ||
d2ba0d71 VK |
2520 | static u8 * wpas_populate_assoc_ies( |
2521 | struct wpa_supplicant *wpa_s, | |
2522 | struct wpa_bss *bss, struct wpa_ssid *ssid, | |
6338c99e VK |
2523 | struct wpa_driver_associate_params *params, |
2524 | enum wpa_drv_update_connect_params_mask *mask) | |
6ac4b15e | 2525 | { |
1e6780bd | 2526 | u8 *wpa_ie; |
10970465 | 2527 | size_t max_wpa_ie_len = 500; |
6ac4b15e | 2528 | size_t wpa_ie_len; |
6ac4b15e | 2529 | int algs = WPA_AUTH_ALG_OPEN; |
077232f6 BL |
2530 | #ifdef CONFIG_MBO |
2531 | const u8 *mbo_ie; | |
2532 | #endif | |
eb3234c0 SM |
2533 | #ifdef CONFIG_SAE |
2534 | int sae_pmksa_cached = 0; | |
2535 | #endif /* CONFIG_SAE */ | |
8b0a6dba VK |
2536 | #ifdef CONFIG_FILS |
2537 | const u8 *realm, *username, *rrk; | |
2538 | size_t realm_len, username_len, rrk_len; | |
2539 | u16 next_seq_num; | |
b377ec25 | 2540 | struct fils_hlp_req *req; |
6fc6879b | 2541 | |
b377ec25 VK |
2542 | dl_list_for_each(req, &wpa_s->fils_hlp_req, struct fils_hlp_req, |
2543 | list) { | |
2544 | max_wpa_ie_len += 3 + 2 * ETH_ALEN + 6 + wpabuf_len(req->pkt) + | |
2545 | 2 + 2 * wpabuf_len(req->pkt) / 255; | |
8b0a6dba VK |
2546 | } |
2547 | #endif /* CONFIG_FILS */ | |
8b0a6dba | 2548 | |
1e6780bd VK |
2549 | wpa_ie = os_malloc(max_wpa_ie_len); |
2550 | if (!wpa_ie) { | |
2551 | wpa_printf(MSG_ERROR, | |
2552 | "Failed to allocate connect IE buffer for %lu bytes", | |
2553 | (unsigned long) max_wpa_ie_len); | |
d2ba0d71 | 2554 | return NULL; |
1e6780bd VK |
2555 | } |
2556 | ||
6fa81a3b JM |
2557 | if (bss && (wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE) || |
2558 | wpa_bss_get_ie(bss, WLAN_EID_RSN)) && | |
0bf927a0 | 2559 | wpa_key_mgmt_wpa(ssid->key_mgmt)) { |
6fc6879b | 2560 | int try_opportunistic; |
79f3121b VK |
2561 | const u8 *cache_id = NULL; |
2562 | ||
6e202021 JM |
2563 | try_opportunistic = (ssid->proactive_key_caching < 0 ? |
2564 | wpa_s->conf->okc : | |
2565 | ssid->proactive_key_caching) && | |
6fc6879b | 2566 | (ssid->proto & WPA_PROTO_RSN); |
79f3121b VK |
2567 | #ifdef CONFIG_FILS |
2568 | if (wpa_key_mgmt_fils(ssid->key_mgmt)) | |
2569 | cache_id = wpa_bss_get_fils_cache_id(bss); | |
2570 | #endif /* CONFIG_FILS */ | |
6fc6879b | 2571 | if (pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid, |
79f3121b | 2572 | ssid, try_opportunistic, |
eb3234c0 | 2573 | cache_id, 0) == 0) { |
ba422613 | 2574 | eapol_sm_notify_pmkid_attempt(wpa_s->eapol); |
eb3234c0 SM |
2575 | #ifdef CONFIG_SAE |
2576 | sae_pmksa_cached = 1; | |
2577 | #endif /* CONFIG_SAE */ | |
2578 | } | |
1e6780bd | 2579 | wpa_ie_len = max_wpa_ie_len; |
6fc6879b JM |
2580 | if (wpa_supplicant_set_suites(wpa_s, bss, ssid, |
2581 | wpa_ie, &wpa_ie_len)) { | |
f049052b BG |
2582 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to set WPA " |
2583 | "key management and encryption suites"); | |
1e6780bd | 2584 | os_free(wpa_ie); |
d2ba0d71 | 2585 | return NULL; |
6fc6879b | 2586 | } |
dc673aec JM |
2587 | #ifdef CONFIG_HS20 |
2588 | } else if (bss && wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE) && | |
2589 | (ssid->key_mgmt & WPA_KEY_MGMT_OSEN)) { | |
2590 | /* No PMKSA caching, but otherwise similar to RSN/WPA */ | |
2591 | wpa_ie_len = max_wpa_ie_len; | |
2592 | if (wpa_supplicant_set_suites(wpa_s, bss, ssid, | |
2593 | wpa_ie, &wpa_ie_len)) { | |
2594 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to set WPA " | |
2595 | "key management and encryption suites"); | |
2596 | os_free(wpa_ie); | |
2597 | return NULL; | |
2598 | } | |
2599 | #endif /* CONFIG_HS20 */ | |
a3f7e518 JM |
2600 | } else if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) && bss && |
2601 | wpa_key_mgmt_wpa_ieee8021x(ssid->key_mgmt)) { | |
2602 | /* | |
2603 | * Both WPA and non-WPA IEEE 802.1X enabled in configuration - | |
2604 | * use non-WPA since the scan results did not indicate that the | |
2605 | * AP is using WPA or WPA2. | |
2606 | */ | |
2607 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
2608 | wpa_ie_len = 0; | |
2609 | wpa_s->wpa_proto = 0; | |
0bf927a0 | 2610 | } else if (wpa_key_mgmt_wpa_any(ssid->key_mgmt)) { |
1e6780bd | 2611 | wpa_ie_len = max_wpa_ie_len; |
6fc6879b JM |
2612 | if (wpa_supplicant_set_suites(wpa_s, NULL, ssid, |
2613 | wpa_ie, &wpa_ie_len)) { | |
f049052b BG |
2614 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to set WPA " |
2615 | "key management and encryption suites (no " | |
2616 | "scan results)"); | |
1e6780bd | 2617 | os_free(wpa_ie); |
d2ba0d71 | 2618 | return NULL; |
6fc6879b | 2619 | } |
ad08c363 JM |
2620 | #ifdef CONFIG_WPS |
2621 | } else if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) { | |
b01c18a8 JM |
2622 | struct wpabuf *wps_ie; |
2623 | wps_ie = wps_build_assoc_req_ie(wpas_wps_get_req_type(ssid)); | |
1e6780bd | 2624 | if (wps_ie && wpabuf_len(wps_ie) <= max_wpa_ie_len) { |
ad08c363 JM |
2625 | wpa_ie_len = wpabuf_len(wps_ie); |
2626 | os_memcpy(wpa_ie, wpabuf_head(wps_ie), wpa_ie_len); | |
24386985 JM |
2627 | } else |
2628 | wpa_ie_len = 0; | |
ad08c363 JM |
2629 | wpabuf_free(wps_ie); |
2630 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
0c80427d | 2631 | if (!bss || (bss->caps & IEEE80211_CAP_PRIVACY)) |
d2ba0d71 | 2632 | params->wps = WPS_MODE_PRIVACY; |
0c80427d | 2633 | else |
d2ba0d71 | 2634 | params->wps = WPS_MODE_OPEN; |
cf546f1a | 2635 | wpa_s->wpa_proto = 0; |
ad08c363 | 2636 | #endif /* CONFIG_WPS */ |
6fc6879b JM |
2637 | } else { |
2638 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
2639 | wpa_ie_len = 0; | |
cf546f1a | 2640 | wpa_s->wpa_proto = 0; |
6fc6879b JM |
2641 | } |
2642 | ||
b377ec25 VK |
2643 | #ifdef IEEE8021X_EAPOL |
2644 | if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
2645 | if (ssid->leap) { | |
2646 | if (ssid->non_leap == 0) | |
2647 | algs = WPA_AUTH_ALG_LEAP; | |
2648 | else | |
2649 | algs |= WPA_AUTH_ALG_LEAP; | |
2650 | } | |
2651 | } | |
2652 | ||
2653 | #ifdef CONFIG_FILS | |
2654 | /* Clear FILS association */ | |
2655 | wpa_sm_set_reset_fils_completed(wpa_s->wpa, 0); | |
2656 | ||
2657 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD) && | |
2658 | ssid->eap.erp && wpa_key_mgmt_fils(wpa_s->key_mgmt) && | |
2659 | eapol_sm_get_erp_info(wpa_s->eapol, &ssid->eap, &username, | |
2660 | &username_len, &realm, &realm_len, | |
af835d75 AB |
2661 | &next_seq_num, &rrk, &rrk_len) == 0 && |
2662 | (!wpa_s->last_con_fail_realm || | |
2663 | wpa_s->last_con_fail_realm_len != realm_len || | |
2664 | os_memcmp(wpa_s->last_con_fail_realm, realm, realm_len) != 0)) { | |
b377ec25 | 2665 | algs = WPA_AUTH_ALG_FILS; |
d2ba0d71 VK |
2666 | params->fils_erp_username = username; |
2667 | params->fils_erp_username_len = username_len; | |
2668 | params->fils_erp_realm = realm; | |
2669 | params->fils_erp_realm_len = realm_len; | |
2670 | params->fils_erp_next_seq_num = next_seq_num; | |
2671 | params->fils_erp_rrk = rrk; | |
2672 | params->fils_erp_rrk_len = rrk_len; | |
6338c99e VK |
2673 | |
2674 | if (mask) | |
2675 | *mask |= WPA_DRV_UPDATE_FILS_ERP_INFO; | |
b377ec25 VK |
2676 | } |
2677 | #endif /* CONFIG_FILS */ | |
2678 | #endif /* IEEE8021X_EAPOL */ | |
5ff39c13 SD |
2679 | #ifdef CONFIG_SAE |
2680 | if (wpa_s->key_mgmt & (WPA_KEY_MGMT_SAE | WPA_KEY_MGMT_FT_SAE)) | |
2681 | algs = WPA_AUTH_ALG_SAE; | |
2682 | #endif /* CONFIG_SAE */ | |
b377ec25 VK |
2683 | |
2684 | wpa_dbg(wpa_s, MSG_DEBUG, "Automatic auth_alg selection: 0x%x", algs); | |
2685 | if (ssid->auth_alg) { | |
2686 | algs = ssid->auth_alg; | |
2687 | wpa_dbg(wpa_s, MSG_DEBUG, | |
2688 | "Overriding auth_alg selection: 0x%x", algs); | |
2689 | } | |
2690 | ||
eb3234c0 SM |
2691 | #ifdef CONFIG_SAE |
2692 | if (sae_pmksa_cached && algs == WPA_AUTH_ALG_SAE) { | |
2693 | wpa_dbg(wpa_s, MSG_DEBUG, | |
2694 | "SAE: Use WPA_AUTH_ALG_OPEN for PMKSA caching attempt"); | |
2695 | algs = WPA_AUTH_ALG_OPEN; | |
2696 | } | |
2697 | #endif /* CONFIG_SAE */ | |
2698 | ||
5f3a6aa0 JM |
2699 | #ifdef CONFIG_P2P |
2700 | if (wpa_s->global->p2p) { | |
2701 | u8 *pos; | |
2702 | size_t len; | |
2703 | int res; | |
5f3a6aa0 | 2704 | pos = wpa_ie + wpa_ie_len; |
1e6780bd | 2705 | len = max_wpa_ie_len - wpa_ie_len; |
b8a8d677 JM |
2706 | res = wpas_p2p_assoc_req_ie(wpa_s, bss, pos, len, |
2707 | ssid->p2p_group); | |
5f3a6aa0 JM |
2708 | if (res >= 0) |
2709 | wpa_ie_len += res; | |
2710 | } | |
72044390 JM |
2711 | |
2712 | wpa_s->cross_connect_disallowed = 0; | |
2713 | if (bss) { | |
2714 | struct wpabuf *p2p; | |
2715 | p2p = wpa_bss_get_vendor_ie_multi(bss, P2P_IE_VENDOR_TYPE); | |
2716 | if (p2p) { | |
2717 | wpa_s->cross_connect_disallowed = | |
2718 | p2p_get_cross_connect_disallowed(p2p); | |
2719 | wpabuf_free(p2p); | |
f049052b BG |
2720 | wpa_dbg(wpa_s, MSG_DEBUG, "P2P: WLAN AP %s cross " |
2721 | "connection", | |
2722 | wpa_s->cross_connect_disallowed ? | |
2723 | "disallows" : "allows"); | |
72044390 JM |
2724 | } |
2725 | } | |
25ef8529 JM |
2726 | |
2727 | os_memset(wpa_s->p2p_ip_addr_info, 0, sizeof(wpa_s->p2p_ip_addr_info)); | |
5f3a6aa0 JM |
2728 | #endif /* CONFIG_P2P */ |
2729 | ||
5e57ba25 | 2730 | if (bss) { |
cb828507 | 2731 | wpa_ie_len += wpas_supp_op_class_ie(wpa_s, ssid, bss->freq, |
065c029a | 2732 | wpa_ie + wpa_ie_len, |
1e6780bd | 2733 | max_wpa_ie_len - |
065c029a | 2734 | wpa_ie_len); |
5e57ba25 | 2735 | } |
5e57ba25 | 2736 | |
8b3b803a AH |
2737 | /* |
2738 | * Workaround: Add Extended Capabilities element only if the AP | |
2739 | * included this element in Beacon/Probe Response frames. Some older | |
2740 | * APs seem to have interoperability issues if this element is | |
2741 | * included, so while the standard may require us to include the | |
2742 | * element in all cases, it is justifiable to skip it to avoid | |
2743 | * interoperability issues. | |
2744 | */ | |
cc9a2575 KV |
2745 | if (ssid->p2p_group) |
2746 | wpa_drv_get_ext_capa(wpa_s, WPA_IF_P2P_CLIENT); | |
2747 | else | |
2748 | wpa_drv_get_ext_capa(wpa_s, WPA_IF_STATION); | |
2749 | ||
8b3b803a | 2750 | if (!bss || wpa_bss_get_ie(bss, WLAN_EID_EXT_CAPAB)) { |
0bbaa9b9 | 2751 | u8 ext_capab[18]; |
8b3b803a | 2752 | int ext_capab_len; |
0bbaa9b9 JM |
2753 | ext_capab_len = wpas_build_ext_capab(wpa_s, ext_capab, |
2754 | sizeof(ext_capab)); | |
2c66c7d1 AA |
2755 | if (ext_capab_len > 0 && |
2756 | wpa_ie_len + ext_capab_len <= max_wpa_ie_len) { | |
8b3b803a AH |
2757 | u8 *pos = wpa_ie; |
2758 | if (wpa_ie_len > 0 && pos[0] == WLAN_EID_RSN) | |
2759 | pos += 2 + pos[1]; | |
2760 | os_memmove(pos + ext_capab_len, pos, | |
2761 | wpa_ie_len - (pos - wpa_ie)); | |
2762 | wpa_ie_len += ext_capab_len; | |
2763 | os_memcpy(pos, ext_capab, ext_capab_len); | |
2764 | } | |
92cbcf91 | 2765 | } |
92cbcf91 | 2766 | |
c484b198 AS |
2767 | #ifdef CONFIG_HS20 |
2768 | if (is_hs20_network(wpa_s, ssid, bss)) { | |
2769 | struct wpabuf *hs20; | |
2770 | ||
4204669c | 2771 | hs20 = wpabuf_alloc(20 + MAX_ROAMING_CONS_OI_LEN); |
c484b198 AS |
2772 | if (hs20) { |
2773 | int pps_mo_id = hs20_get_pps_mo_id(wpa_s, ssid); | |
2774 | size_t len; | |
2775 | ||
ec2cf403 JM |
2776 | wpas_hs20_add_indication(hs20, pps_mo_id, |
2777 | get_hs20_version(bss)); | |
4204669c | 2778 | wpas_hs20_add_roam_cons_sel(hs20, ssid); |
1e6780bd | 2779 | len = max_wpa_ie_len - wpa_ie_len; |
c484b198 AS |
2780 | if (wpabuf_len(hs20) <= len) { |
2781 | os_memcpy(wpa_ie + wpa_ie_len, | |
2782 | wpabuf_head(hs20), wpabuf_len(hs20)); | |
2783 | wpa_ie_len += wpabuf_len(hs20); | |
2784 | } | |
2785 | wpabuf_free(hs20); | |
ece4ac5f MG |
2786 | |
2787 | hs20_configure_frame_filters(wpa_s); | |
c484b198 AS |
2788 | } |
2789 | } | |
2790 | #endif /* CONFIG_HS20 */ | |
2791 | ||
d29fa3a7 JM |
2792 | if (wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ]) { |
2793 | struct wpabuf *buf = wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ]; | |
2794 | size_t len; | |
2795 | ||
1e6780bd | 2796 | len = max_wpa_ie_len - wpa_ie_len; |
d29fa3a7 JM |
2797 | if (wpabuf_len(buf) <= len) { |
2798 | os_memcpy(wpa_ie + wpa_ie_len, | |
2799 | wpabuf_head(buf), wpabuf_len(buf)); | |
2800 | wpa_ie_len += wpabuf_len(buf); | |
2801 | } | |
2802 | } | |
2803 | ||
b36a3a65 AN |
2804 | #ifdef CONFIG_FST |
2805 | if (wpa_s->fst_ies) { | |
2806 | int fst_ies_len = wpabuf_len(wpa_s->fst_ies); | |
2807 | ||
1e6780bd | 2808 | if (wpa_ie_len + fst_ies_len <= max_wpa_ie_len) { |
b36a3a65 AN |
2809 | os_memcpy(wpa_ie + wpa_ie_len, |
2810 | wpabuf_head(wpa_s->fst_ies), fst_ies_len); | |
2811 | wpa_ie_len += fst_ies_len; | |
2812 | } | |
2813 | } | |
2814 | #endif /* CONFIG_FST */ | |
2815 | ||
92c6e2e3 | 2816 | #ifdef CONFIG_MBO |
077232f6 BL |
2817 | mbo_ie = bss ? wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE) : NULL; |
2818 | if (mbo_ie) { | |
5e57ba25 | 2819 | int len; |
92c6e2e3 | 2820 | |
5e57ba25 | 2821 | len = wpas_mbo_ie(wpa_s, wpa_ie + wpa_ie_len, |
077232f6 BL |
2822 | max_wpa_ie_len - wpa_ie_len, |
2823 | !!mbo_attr_from_mbo_ie(mbo_ie, | |
2824 | OCE_ATTR_ID_CAPA_IND)); | |
5e57ba25 AS |
2825 | if (len >= 0) |
2826 | wpa_ie_len += len; | |
92c6e2e3 DS |
2827 | } |
2828 | #endif /* CONFIG_MBO */ | |
2829 | ||
a38090b1 VK |
2830 | #ifdef CONFIG_FILS |
2831 | if (algs == WPA_AUTH_ALG_FILS) { | |
2832 | size_t len; | |
2833 | ||
2834 | len = wpas_add_fils_hlp_req(wpa_s, wpa_ie + wpa_ie_len, | |
2835 | max_wpa_ie_len - wpa_ie_len); | |
2836 | wpa_ie_len += len; | |
2837 | } | |
2838 | #endif /* CONFIG_FILS */ | |
2839 | ||
10970465 | 2840 | #ifdef CONFIG_OWE |
5f30b69c JM |
2841 | #ifdef CONFIG_TESTING_OPTIONS |
2842 | if (get_ie_ext(wpa_ie, wpa_ie_len, WLAN_EID_EXT_OWE_DH_PARAM)) { | |
2843 | wpa_printf(MSG_INFO, "TESTING: Override OWE DH element"); | |
2844 | } else | |
2845 | #endif /* CONFIG_TESTING_OPTIONS */ | |
10970465 JM |
2846 | if (algs == WPA_AUTH_ALG_OPEN && |
2847 | ssid->key_mgmt == WPA_KEY_MGMT_OWE) { | |
2848 | struct wpabuf *owe_ie; | |
2cb40e9f | 2849 | u16 group; |
10970465 | 2850 | |
2cb40e9f | 2851 | if (ssid->owe_group) { |
10970465 | 2852 | group = ssid->owe_group; |
698c9e20 AK |
2853 | } else if (wpa_s->assoc_status_code == |
2854 | WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED) { | |
2cb40e9f JM |
2855 | if (wpa_s->last_owe_group == 19) |
2856 | group = 20; | |
2857 | else if (wpa_s->last_owe_group == 20) | |
2858 | group = 21; | |
2859 | else | |
2860 | group = OWE_DH_GROUP; | |
698c9e20 AK |
2861 | } else { |
2862 | group = OWE_DH_GROUP; | |
2cb40e9f | 2863 | } |
698c9e20 | 2864 | |
2cb40e9f JM |
2865 | wpa_s->last_owe_group = group; |
2866 | wpa_printf(MSG_DEBUG, "OWE: Try to use group %u", group); | |
10970465 JM |
2867 | owe_ie = owe_build_assoc_req(wpa_s->wpa, group); |
2868 | if (owe_ie && | |
2869 | wpabuf_len(owe_ie) <= max_wpa_ie_len - wpa_ie_len) { | |
2870 | os_memcpy(wpa_ie + wpa_ie_len, | |
2871 | wpabuf_head(owe_ie), wpabuf_len(owe_ie)); | |
2872 | wpa_ie_len += wpabuf_len(owe_ie); | |
10970465 | 2873 | } |
04879671 | 2874 | wpabuf_free(owe_ie); |
10970465 JM |
2875 | } |
2876 | #endif /* CONFIG_OWE */ | |
2877 | ||
10ec6a5f JM |
2878 | #ifdef CONFIG_DPP2 |
2879 | if (wpa_sm_get_key_mgmt(wpa_s->wpa) == WPA_KEY_MGMT_DPP && | |
2880 | ssid->dpp_netaccesskey) { | |
2881 | dpp_pfs_free(wpa_s->dpp_pfs); | |
2882 | wpa_s->dpp_pfs = dpp_pfs_init(ssid->dpp_netaccesskey, | |
2883 | ssid->dpp_netaccesskey_len); | |
2884 | if (!wpa_s->dpp_pfs) { | |
2885 | wpa_printf(MSG_DEBUG, "DPP: Could not initialize PFS"); | |
2886 | /* Try to continue without PFS */ | |
2887 | goto pfs_fail; | |
2888 | } | |
2889 | if (wpabuf_len(wpa_s->dpp_pfs->ie) <= | |
2890 | max_wpa_ie_len - wpa_ie_len) { | |
2891 | os_memcpy(wpa_ie + wpa_ie_len, | |
2892 | wpabuf_head(wpa_s->dpp_pfs->ie), | |
2893 | wpabuf_len(wpa_s->dpp_pfs->ie)); | |
2894 | wpa_ie_len += wpabuf_len(wpa_s->dpp_pfs->ie); | |
2895 | } | |
2896 | } | |
2897 | pfs_fail: | |
2898 | #endif /* CONFIG_DPP2 */ | |
2899 | ||
3dc3afe2 AM |
2900 | #ifdef CONFIG_IEEE80211R |
2901 | /* | |
2902 | * Add MDIE under these conditions: the network profile allows FT, | |
2903 | * the AP supports FT, and the mobility domain ID matches. | |
2904 | */ | |
88bf44be | 2905 | if (bss && wpa_key_mgmt_ft(wpa_sm_get_key_mgmt(wpa_s->wpa))) { |
3dc3afe2 AM |
2906 | const u8 *mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN); |
2907 | ||
2908 | if (mdie && mdie[1] >= MOBILITY_DOMAIN_ID_LEN) { | |
86c998d3 | 2909 | size_t len = 0; |
3dc3afe2 AM |
2910 | const u8 *md = mdie + 2; |
2911 | const u8 *wpa_md = wpa_sm_get_ft_md(wpa_s->wpa); | |
2912 | ||
2913 | if (os_memcmp(md, wpa_md, | |
2914 | MOBILITY_DOMAIN_ID_LEN) == 0) { | |
2915 | /* Add mobility domain IE */ | |
86c998d3 | 2916 | len = wpa_ft_add_mdie( |
3dc3afe2 AM |
2917 | wpa_s->wpa, wpa_ie + wpa_ie_len, |
2918 | max_wpa_ie_len - wpa_ie_len, mdie); | |
86c998d3 | 2919 | wpa_ie_len += len; |
3dc3afe2 | 2920 | } |
86c998d3 AM |
2921 | #ifdef CONFIG_SME |
2922 | if (len > 0 && wpa_s->sme.ft_used && | |
2923 | wpa_sm_has_ptk(wpa_s->wpa)) { | |
2924 | wpa_dbg(wpa_s, MSG_DEBUG, | |
2925 | "SME: Trying to use FT over-the-air"); | |
2926 | algs |= WPA_AUTH_ALG_FT; | |
2927 | } | |
2928 | #endif /* CONFIG_SME */ | |
3dc3afe2 AM |
2929 | } |
2930 | } | |
2931 | #endif /* CONFIG_IEEE80211R */ | |
2932 | ||
5abc7823 VN |
2933 | if (ssid->multi_ap_backhaul_sta) { |
2934 | size_t multi_ap_ie_len; | |
2935 | ||
2936 | multi_ap_ie_len = add_multi_ap_ie(wpa_ie + wpa_ie_len, | |
2937 | max_wpa_ie_len - wpa_ie_len, | |
2938 | MULTI_AP_BACKHAUL_STA); | |
2939 | if (multi_ap_ie_len == 0) { | |
2940 | wpa_printf(MSG_ERROR, | |
2941 | "Multi-AP: Failed to build Multi-AP IE"); | |
2942 | os_free(wpa_ie); | |
2943 | return NULL; | |
2944 | } | |
2945 | wpa_ie_len += multi_ap_ie_len; | |
2946 | } | |
2947 | ||
d2ba0d71 VK |
2948 | params->wpa_ie = wpa_ie; |
2949 | params->wpa_ie_len = wpa_ie_len; | |
2950 | params->auth_alg = algs; | |
6338c99e VK |
2951 | if (mask) |
2952 | *mask |= WPA_DRV_UPDATE_ASSOC_IES | WPA_DRV_UPDATE_AUTH_TYPE; | |
d2ba0d71 VK |
2953 | |
2954 | return wpa_ie; | |
2955 | } | |
2956 | ||
2957 | ||
6338c99e VK |
2958 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) |
2959 | static void wpas_update_fils_connect_params(struct wpa_supplicant *wpa_s) | |
2960 | { | |
2961 | struct wpa_driver_associate_params params; | |
2962 | enum wpa_drv_update_connect_params_mask mask = 0; | |
2963 | u8 *wpa_ie; | |
2964 | ||
2965 | if (wpa_s->auth_alg != WPA_AUTH_ALG_OPEN) | |
2966 | return; /* nothing to do */ | |
2967 | ||
2968 | os_memset(¶ms, 0, sizeof(params)); | |
2969 | wpa_ie = wpas_populate_assoc_ies(wpa_s, wpa_s->current_bss, | |
2970 | wpa_s->current_ssid, ¶ms, &mask); | |
2971 | if (!wpa_ie) | |
2972 | return; | |
2973 | ||
2974 | if (params.auth_alg != WPA_AUTH_ALG_FILS) { | |
2975 | os_free(wpa_ie); | |
2976 | return; | |
2977 | } | |
2978 | ||
2979 | wpa_s->auth_alg = params.auth_alg; | |
2980 | wpa_drv_update_connect_params(wpa_s, ¶ms, mask); | |
2981 | os_free(wpa_ie); | |
2982 | } | |
2983 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ | |
2984 | ||
2985 | ||
822c756e AB |
2986 | #ifdef CONFIG_MBO |
2987 | void wpas_update_mbo_connect_params(struct wpa_supplicant *wpa_s) | |
2988 | { | |
2989 | struct wpa_driver_associate_params params; | |
2990 | u8 *wpa_ie; | |
2991 | ||
2992 | /* | |
2993 | * Update MBO connect params only in case of change of MBO attributes | |
2994 | * when connected, if the AP support MBO. | |
2995 | */ | |
2996 | ||
2997 | if (wpa_s->wpa_state != WPA_COMPLETED || !wpa_s->current_ssid || | |
2998 | !wpa_s->current_bss || | |
2999 | !wpa_bss_get_vendor_ie(wpa_s->current_bss, MBO_IE_VENDOR_TYPE)) | |
3000 | return; | |
3001 | ||
3002 | os_memset(¶ms, 0, sizeof(params)); | |
3003 | wpa_ie = wpas_populate_assoc_ies(wpa_s, wpa_s->current_bss, | |
3004 | wpa_s->current_ssid, ¶ms, NULL); | |
3005 | if (!wpa_ie) | |
3006 | return; | |
3007 | ||
3008 | wpa_drv_update_connect_params(wpa_s, ¶ms, WPA_DRV_UPDATE_ASSOC_IES); | |
3009 | os_free(wpa_ie); | |
3010 | } | |
3011 | #endif /* CONFIG_MBO */ | |
3012 | ||
3013 | ||
d2ba0d71 VK |
3014 | static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit) |
3015 | { | |
3016 | struct wpa_connect_work *cwork = work->ctx; | |
3017 | struct wpa_bss *bss = cwork->bss; | |
3018 | struct wpa_ssid *ssid = cwork->ssid; | |
3019 | struct wpa_supplicant *wpa_s = work->wpa_s; | |
3020 | u8 *wpa_ie; | |
3021 | int use_crypt, ret, i, bssid_changed; | |
3022 | unsigned int cipher_pairwise, cipher_group, cipher_group_mgmt; | |
3023 | struct wpa_driver_associate_params params; | |
3024 | int wep_keys_set = 0; | |
3025 | int assoc_failed = 0; | |
3026 | struct wpa_ssid *old_ssid; | |
3027 | u8 prev_bssid[ETH_ALEN]; | |
3028 | #ifdef CONFIG_HT_OVERRIDES | |
3029 | struct ieee80211_ht_capabilities htcaps; | |
3030 | struct ieee80211_ht_capabilities htcaps_mask; | |
3031 | #endif /* CONFIG_HT_OVERRIDES */ | |
3032 | #ifdef CONFIG_VHT_OVERRIDES | |
3033 | struct ieee80211_vht_capabilities vhtcaps; | |
3034 | struct ieee80211_vht_capabilities vhtcaps_mask; | |
3035 | #endif /* CONFIG_VHT_OVERRIDES */ | |
3036 | ||
3037 | if (deinit) { | |
3038 | if (work->started) { | |
3039 | wpa_s->connect_work = NULL; | |
3040 | ||
3041 | /* cancel possible auth. timeout */ | |
3042 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, | |
3043 | NULL); | |
3044 | } | |
3045 | wpas_connect_work_free(cwork); | |
3046 | return; | |
3047 | } | |
3048 | ||
3049 | wpa_s->connect_work = work; | |
3050 | ||
3051 | if (cwork->bss_removed || !wpas_valid_bss_ssid(wpa_s, bss, ssid) || | |
3052 | wpas_network_disabled(wpa_s, ssid)) { | |
3053 | wpa_dbg(wpa_s, MSG_DEBUG, "BSS/SSID entry for association not valid anymore - drop connection attempt"); | |
3054 | wpas_connect_work_done(wpa_s); | |
3055 | return; | |
3056 | } | |
3057 | ||
3058 | os_memcpy(prev_bssid, wpa_s->bssid, ETH_ALEN); | |
3059 | os_memset(¶ms, 0, sizeof(params)); | |
3060 | wpa_s->reassociate = 0; | |
3061 | wpa_s->eap_expected_failure = 0; | |
3062 | if (bss && | |
3063 | (!wpas_driver_bss_selection(wpa_s) || wpas_wps_searching(wpa_s))) { | |
3064 | #ifdef CONFIG_IEEE80211R | |
3065 | const u8 *ie, *md = NULL; | |
3066 | #endif /* CONFIG_IEEE80211R */ | |
3067 | wpa_msg(wpa_s, MSG_INFO, "Trying to associate with " MACSTR | |
3068 | " (SSID='%s' freq=%d MHz)", MAC2STR(bss->bssid), | |
3069 | wpa_ssid_txt(bss->ssid, bss->ssid_len), bss->freq); | |
3070 | bssid_changed = !is_zero_ether_addr(wpa_s->bssid); | |
3071 | os_memset(wpa_s->bssid, 0, ETH_ALEN); | |
3072 | os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN); | |
3073 | if (bssid_changed) | |
3074 | wpas_notify_bssid_changed(wpa_s); | |
3075 | #ifdef CONFIG_IEEE80211R | |
3076 | ie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN); | |
3077 | if (ie && ie[1] >= MOBILITY_DOMAIN_ID_LEN) | |
3078 | md = ie + 2; | |
3079 | wpa_sm_set_ft_params(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0); | |
3080 | if (md) { | |
3081 | /* Prepare for the next transition */ | |
3082 | wpa_ft_prepare_auth_request(wpa_s->wpa, ie); | |
3083 | } | |
3084 | #endif /* CONFIG_IEEE80211R */ | |
3085 | #ifdef CONFIG_WPS | |
3086 | } else if ((ssid->ssid == NULL || ssid->ssid_len == 0) && | |
3087 | wpa_s->conf->ap_scan == 2 && | |
3088 | (ssid->key_mgmt & WPA_KEY_MGMT_WPS)) { | |
3089 | /* Use ap_scan==1 style network selection to find the network | |
3090 | */ | |
3091 | wpas_connect_work_done(wpa_s); | |
3092 | wpa_s->scan_req = MANUAL_SCAN_REQ; | |
3093 | wpa_s->reassociate = 1; | |
3094 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
3095 | return; | |
3096 | #endif /* CONFIG_WPS */ | |
3097 | } else { | |
3098 | wpa_msg(wpa_s, MSG_INFO, "Trying to associate with SSID '%s'", | |
3099 | wpa_ssid_txt(ssid->ssid, ssid->ssid_len)); | |
3100 | if (bss) | |
3101 | os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN); | |
3102 | else | |
3103 | os_memset(wpa_s->pending_bssid, 0, ETH_ALEN); | |
3104 | } | |
3105 | if (!wpa_s->pno) | |
3106 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3107 | ||
3108 | wpa_supplicant_cancel_scan(wpa_s); | |
3109 | ||
3110 | /* Starting new association, so clear the possibly used WPA IE from the | |
3111 | * previous association. */ | |
3112 | wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0); | |
3113 | ||
6338c99e | 3114 | wpa_ie = wpas_populate_assoc_ies(wpa_s, bss, ssid, ¶ms, NULL); |
d2ba0d71 VK |
3115 | if (!wpa_ie) { |
3116 | wpas_connect_work_done(wpa_s); | |
3117 | return; | |
3118 | } | |
3119 | ||
6fc6879b JM |
3120 | wpa_clear_keys(wpa_s, bss ? bss->bssid : NULL); |
3121 | use_crypt = 1; | |
4848a38d JM |
3122 | cipher_pairwise = wpa_s->pairwise_cipher; |
3123 | cipher_group = wpa_s->group_cipher; | |
61a56c14 | 3124 | cipher_group_mgmt = wpa_s->mgmt_group_cipher; |
6fc6879b JM |
3125 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE || |
3126 | wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
3127 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) | |
3128 | use_crypt = 0; | |
3129 | if (wpa_set_wep_keys(wpa_s, ssid)) { | |
3130 | use_crypt = 1; | |
3131 | wep_keys_set = 1; | |
3132 | } | |
3133 | } | |
ad08c363 JM |
3134 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) |
3135 | use_crypt = 0; | |
6fc6879b JM |
3136 | |
3137 | #ifdef IEEE8021X_EAPOL | |
3138 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
3139 | if ((ssid->eapol_flags & | |
3140 | (EAPOL_FLAG_REQUIRE_KEY_UNICAST | | |
3141 | EAPOL_FLAG_REQUIRE_KEY_BROADCAST)) == 0 && | |
3142 | !wep_keys_set) { | |
3143 | use_crypt = 0; | |
3144 | } else { | |
3145 | /* Assume that dynamic WEP-104 keys will be used and | |
3146 | * set cipher suites in order for drivers to expect | |
3147 | * encryption. */ | |
4848a38d | 3148 | cipher_pairwise = cipher_group = WPA_CIPHER_WEP104; |
6fc6879b JM |
3149 | } |
3150 | } | |
3151 | #endif /* IEEE8021X_EAPOL */ | |
3152 | ||
3153 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) { | |
3154 | /* Set the key before (and later after) association */ | |
3155 | wpa_supplicant_set_wpa_none_key(wpa_s, ssid); | |
3156 | } | |
3157 | ||
6fc6879b | 3158 | wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATING); |
6fc6879b | 3159 | if (bss) { |
6fa81a3b JM |
3160 | params.ssid = bss->ssid; |
3161 | params.ssid_len = bss->ssid_len; | |
4b5b8a53 JM |
3162 | if (!wpas_driver_bss_selection(wpa_s) || ssid->bssid_set || |
3163 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) { | |
f15854d1 JM |
3164 | wpa_printf(MSG_DEBUG, "Limit connection to BSSID " |
3165 | MACSTR " freq=%u MHz based on scan results " | |
4b5b8a53 | 3166 | "(bssid_set=%d wps=%d)", |
f15854d1 | 3167 | MAC2STR(bss->bssid), bss->freq, |
4b5b8a53 JM |
3168 | ssid->bssid_set, |
3169 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPS); | |
22628eca | 3170 | params.bssid = bss->bssid; |
4ec68377 | 3171 | params.freq.freq = bss->freq; |
22628eca | 3172 | } |
7ac7fd43 DS |
3173 | params.bssid_hint = bss->bssid; |
3174 | params.freq_hint = bss->freq; | |
b9074912 | 3175 | params.pbss = bss_is_pbss(bss); |
6fc6879b | 3176 | } else { |
43a356b2 PK |
3177 | if (ssid->bssid_hint_set) |
3178 | params.bssid_hint = ssid->bssid_hint; | |
3179 | ||
6fc6879b JM |
3180 | params.ssid = ssid->ssid; |
3181 | params.ssid_len = ssid->ssid_len; | |
90f14962 | 3182 | params.pbss = (ssid->pbss != 2) ? ssid->pbss : 0; |
6fc6879b | 3183 | } |
9e2af29f NC |
3184 | |
3185 | if (ssid->mode == WPAS_MODE_IBSS && ssid->bssid_set && | |
3186 | wpa_s->conf->ap_scan == 2) { | |
3187 | params.bssid = ssid->bssid; | |
3188 | params.fixed_bssid = 1; | |
3189 | } | |
3190 | ||
603a3f34 JL |
3191 | /* Initial frequency for IBSS/mesh */ |
3192 | if ((ssid->mode == WPAS_MODE_IBSS || ssid->mode == WPAS_MODE_MESH) && | |
1830817e JD |
3193 | ssid->frequency > 0 && params.freq.freq == 0) |
3194 | ibss_mesh_setup_freq(wpa_s, ssid, ¶ms.freq); | |
dc152f32 | 3195 | |
8f05577d | 3196 | if (ssid->mode == WPAS_MODE_IBSS) { |
4d9e6fba | 3197 | params.fixed_freq = ssid->fixed_freq; |
8f05577d JM |
3198 | if (ssid->beacon_int) |
3199 | params.beacon_int = ssid->beacon_int; | |
3200 | else | |
3201 | params.beacon_int = wpa_s->conf->beacon_int; | |
3202 | } | |
3203 | ||
6fc6879b JM |
3204 | params.pairwise_suite = cipher_pairwise; |
3205 | params.group_suite = cipher_group; | |
61a56c14 | 3206 | params.mgmt_group_suite = cipher_group_mgmt; |
4848a38d | 3207 | params.key_mgmt_suite = wpa_s->key_mgmt; |
64fa840a | 3208 | params.wpa_proto = wpa_s->wpa_proto; |
5538fc93 | 3209 | wpa_s->auth_alg = params.auth_alg; |
6fc6879b | 3210 | params.mode = ssid->mode; |
1f6c0ab8 | 3211 | params.bg_scan_period = ssid->bg_scan_period; |
6fc6879b JM |
3212 | for (i = 0; i < NUM_WEP_KEYS; i++) { |
3213 | if (ssid->wep_key_len[i]) | |
3214 | params.wep_key[i] = ssid->wep_key[i]; | |
3215 | params.wep_key_len[i] = ssid->wep_key_len[i]; | |
3216 | } | |
3217 | params.wep_tx_keyidx = ssid->wep_tx_keyidx; | |
3218 | ||
436ee2fd | 3219 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK) && |
4848a38d JM |
3220 | (params.key_mgmt_suite == WPA_KEY_MGMT_PSK || |
3221 | params.key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) { | |
6fc6879b JM |
3222 | params.passphrase = ssid->passphrase; |
3223 | if (ssid->psk_set) | |
3224 | params.psk = ssid->psk; | |
b41f2684 CL |
3225 | } |
3226 | ||
d896874f AS |
3227 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X) && |
3228 | (params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || | |
3229 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 || | |
3230 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B || | |
3231 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192)) | |
cb28bd52 | 3232 | params.req_handshake_offload = 1; |
d896874f | 3233 | |
b41f2684 CL |
3234 | if (wpa_s->conf->key_mgmt_offload) { |
3235 | if (params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || | |
666497c8 | 3236 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 || |
5e3b5197 JM |
3237 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B || |
3238 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) | |
b41f2684 CL |
3239 | params.req_key_mgmt_offload = |
3240 | ssid->proactive_key_caching < 0 ? | |
3241 | wpa_s->conf->okc : ssid->proactive_key_caching; | |
3242 | else | |
3243 | params.req_key_mgmt_offload = 1; | |
3244 | ||
3245 | if ((params.key_mgmt_suite == WPA_KEY_MGMT_PSK || | |
3246 | params.key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 || | |
3247 | params.key_mgmt_suite == WPA_KEY_MGMT_FT_PSK) && | |
3248 | ssid->psk_set) | |
3249 | params.psk = ssid->psk; | |
6fc6879b JM |
3250 | } |
3251 | ||
36b15723 JM |
3252 | params.drop_unencrypted = use_crypt; |
3253 | ||
6fc6879b | 3254 | #ifdef CONFIG_IEEE80211W |
3f56a2b7 | 3255 | params.mgmt_frame_protection = wpas_get_ssid_pmf(wpa_s, ssid); |
62d49803 | 3256 | if (params.mgmt_frame_protection != NO_MGMT_FRAME_PROTECTION && bss) { |
6fa81a3b | 3257 | const u8 *rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN); |
97d3497e JM |
3258 | struct wpa_ie_data ie; |
3259 | if (rsn && wpa_parse_wpa_ie(rsn, 2 + rsn[1], &ie) == 0 && | |
3260 | ie.capabilities & | |
3261 | (WPA_CAPABILITY_MFPC | WPA_CAPABILITY_MFPR)) { | |
f049052b BG |
3262 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Selected AP supports " |
3263 | "MFP: require MFP"); | |
97d3497e JM |
3264 | params.mgmt_frame_protection = |
3265 | MGMT_FRAME_PROTECTION_REQUIRED; | |
cf94626c PK |
3266 | #ifdef CONFIG_OWE |
3267 | } else if (!rsn && (ssid->key_mgmt & WPA_KEY_MGMT_OWE) && | |
3268 | !ssid->owe_only) { | |
3269 | params.mgmt_frame_protection = NO_MGMT_FRAME_PROTECTION; | |
3270 | #endif /* CONFIG_OWE */ | |
97d3497e JM |
3271 | } |
3272 | } | |
6fc6879b JM |
3273 | #endif /* CONFIG_IEEE80211W */ |
3274 | ||
ffad8858 | 3275 | params.p2p = ssid->p2p_group; |
6e3f4b89 | 3276 | |
ba307f85 LD |
3277 | if (wpa_s->p2pdev->set_sta_uapsd) |
3278 | params.uapsd = wpa_s->p2pdev->sta_uapsd; | |
eea2fd9e JM |
3279 | else |
3280 | params.uapsd = -1; | |
3281 | ||
80e8a5ee BG |
3282 | #ifdef CONFIG_HT_OVERRIDES |
3283 | os_memset(&htcaps, 0, sizeof(htcaps)); | |
3284 | os_memset(&htcaps_mask, 0, sizeof(htcaps_mask)); | |
3285 | params.htcaps = (u8 *) &htcaps; | |
3286 | params.htcaps_mask = (u8 *) &htcaps_mask; | |
3287 | wpa_supplicant_apply_ht_overrides(wpa_s, ssid, ¶ms); | |
3288 | #endif /* CONFIG_HT_OVERRIDES */ | |
6aa1cd4e PS |
3289 | #ifdef CONFIG_VHT_OVERRIDES |
3290 | os_memset(&vhtcaps, 0, sizeof(vhtcaps)); | |
3291 | os_memset(&vhtcaps_mask, 0, sizeof(vhtcaps_mask)); | |
3292 | params.vhtcaps = &vhtcaps; | |
3293 | params.vhtcaps_mask = &vhtcaps_mask; | |
95ff3069 | 3294 | wpa_supplicant_apply_vht_overrides(wpa_s, ssid, ¶ms); |
6aa1cd4e | 3295 | #endif /* CONFIG_VHT_OVERRIDES */ |
80e8a5ee | 3296 | |
8567866d JJ |
3297 | #ifdef CONFIG_P2P |
3298 | /* | |
3299 | * If multi-channel concurrency is not supported, check for any | |
3300 | * frequency conflict. In case of any frequency conflict, remove the | |
3301 | * least prioritized connection. | |
3302 | */ | |
3303 | if (wpa_s->num_multichan_concurrent < 2) { | |
d0df6437 IP |
3304 | int freq, num; |
3305 | num = get_shared_radio_freqs(wpa_s, &freq, 1); | |
4ec68377 | 3306 | if (num > 0 && freq > 0 && freq != params.freq.freq) { |
d0df6437 IP |
3307 | wpa_printf(MSG_DEBUG, |
3308 | "Assoc conflicting freq found (%d != %d)", | |
4ec68377 JD |
3309 | freq, params.freq.freq); |
3310 | if (wpas_p2p_handle_frequency_conflicts( | |
74656400 SD |
3311 | wpa_s, params.freq.freq, ssid) < 0) { |
3312 | wpas_connect_work_done(wpa_s); | |
1e6780bd | 3313 | os_free(wpa_ie); |
8567866d | 3314 | return; |
74656400 | 3315 | } |
8567866d JJ |
3316 | } |
3317 | } | |
3318 | #endif /* CONFIG_P2P */ | |
3319 | ||
6a5ee810 JM |
3320 | if (wpa_s->reassoc_same_ess && !is_zero_ether_addr(prev_bssid) && |
3321 | wpa_s->current_ssid) | |
3322 | params.prev_bssid = prev_bssid; | |
3323 | ||
17fbb751 | 3324 | ret = wpa_drv_associate(wpa_s, ¶ms); |
1e6780bd | 3325 | os_free(wpa_ie); |
6fc6879b JM |
3326 | if (ret < 0) { |
3327 | wpa_msg(wpa_s, MSG_INFO, "Association request to the driver " | |
3328 | "failed"); | |
871f4dd0 JM |
3329 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SANE_ERROR_CODES) { |
3330 | /* | |
3331 | * The driver is known to mean what is saying, so we | |
3332 | * can stop right here; the association will not | |
3333 | * succeed. | |
3334 | */ | |
3335 | wpas_connection_failed(wpa_s, wpa_s->pending_bssid); | |
c1c02342 | 3336 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); |
871f4dd0 JM |
3337 | os_memset(wpa_s->pending_bssid, 0, ETH_ALEN); |
3338 | return; | |
3339 | } | |
6fc6879b JM |
3340 | /* try to continue anyway; new association will be tried again |
3341 | * after timeout */ | |
3342 | assoc_failed = 1; | |
3343 | } | |
3344 | ||
3345 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) { | |
3346 | /* Set the key after the association just in case association | |
3347 | * cleared the previously configured key. */ | |
3348 | wpa_supplicant_set_wpa_none_key(wpa_s, ssid); | |
3349 | /* No need to timeout authentication since there is no key | |
3350 | * management. */ | |
3351 | wpa_supplicant_cancel_auth_timeout(wpa_s); | |
3352 | wpa_supplicant_set_state(wpa_s, WPA_COMPLETED); | |
53895c3b | 3353 | #ifdef CONFIG_IBSS_RSN |
d7dcba70 | 3354 | } else if (ssid->mode == WPAS_MODE_IBSS && |
53895c3b JM |
3355 | wpa_s->key_mgmt != WPA_KEY_MGMT_NONE && |
3356 | wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE) { | |
3357 | /* | |
3358 | * RSN IBSS authentication is per-STA and we can disable the | |
3359 | * per-BSSID authentication. | |
3360 | */ | |
3361 | wpa_supplicant_cancel_auth_timeout(wpa_s); | |
53895c3b | 3362 | #endif /* CONFIG_IBSS_RSN */ |
6fc6879b JM |
3363 | } else { |
3364 | /* Timeout for IEEE 802.11 authentication and association */ | |
1d3c75b3 DW |
3365 | int timeout = 60; |
3366 | ||
3367 | if (assoc_failed) { | |
3368 | /* give IBSS a bit more time */ | |
d7dcba70 | 3369 | timeout = ssid->mode == WPAS_MODE_IBSS ? 10 : 5; |
1d3c75b3 DW |
3370 | } else if (wpa_s->conf->ap_scan == 1) { |
3371 | /* give IBSS a bit more time */ | |
d7dcba70 | 3372 | timeout = ssid->mode == WPAS_MODE_IBSS ? 20 : 10; |
1d3c75b3 | 3373 | } |
6fc6879b JM |
3374 | wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0); |
3375 | } | |
3376 | ||
66562e9c JM |
3377 | if (wep_keys_set && |
3378 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC)) { | |
6fc6879b JM |
3379 | /* Set static WEP keys again */ |
3380 | wpa_set_wep_keys(wpa_s, ssid); | |
3381 | } | |
3382 | ||
3383 | if (wpa_s->current_ssid && wpa_s->current_ssid != ssid) { | |
3384 | /* | |
3385 | * Do not allow EAP session resumption between different | |
3386 | * network configurations. | |
3387 | */ | |
3388 | eapol_sm_invalidate_cached_session(wpa_s->eapol); | |
3389 | } | |
8bac466b | 3390 | old_ssid = wpa_s->current_ssid; |
6fc6879b | 3391 | wpa_s->current_ssid = ssid; |
ece4ac5f MG |
3392 | |
3393 | if (!wpas_driver_bss_selection(wpa_s) || ssid->bssid_set) { | |
4d3be9cd | 3394 | wpa_s->current_bss = bss; |
ece4ac5f MG |
3395 | #ifdef CONFIG_HS20 |
3396 | hs20_configure_frame_filters(wpa_s); | |
3397 | #endif /* CONFIG_HS20 */ | |
3398 | } | |
3399 | ||
6fc6879b JM |
3400 | wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid); |
3401 | wpa_supplicant_initiate_eapol(wpa_s); | |
8bac466b JM |
3402 | if (old_ssid != wpa_s->current_ssid) |
3403 | wpas_notify_network_changed(wpa_s); | |
6fc6879b JM |
3404 | } |
3405 | ||
3406 | ||
09f58c09 JM |
3407 | static void wpa_supplicant_clear_connection(struct wpa_supplicant *wpa_s, |
3408 | const u8 *addr) | |
3409 | { | |
3410 | struct wpa_ssid *old_ssid; | |
3411 | ||
c155305f | 3412 | wpas_connect_work_done(wpa_s); |
09f58c09 | 3413 | wpa_clear_keys(wpa_s, addr); |
09f58c09 | 3414 | old_ssid = wpa_s->current_ssid; |
0d30cc24 | 3415 | wpa_supplicant_mark_disassoc(wpa_s); |
09f58c09 JM |
3416 | wpa_sm_set_config(wpa_s->wpa, NULL); |
3417 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); | |
3418 | if (old_ssid != wpa_s->current_ssid) | |
3419 | wpas_notify_network_changed(wpa_s); | |
3420 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
3421 | } | |
3422 | ||
3423 | ||
6fc6879b JM |
3424 | /** |
3425 | * wpa_supplicant_deauthenticate - Deauthenticate the current connection | |
3426 | * @wpa_s: Pointer to wpa_supplicant data | |
3427 | * @reason_code: IEEE 802.11 reason code for the deauthenticate frame | |
3428 | * | |
073ab58f | 3429 | * This function is used to request %wpa_supplicant to deauthenticate from the |
6fc6879b JM |
3430 | * current AP. |
3431 | */ | |
3432 | void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s, | |
4be17ffb | 3433 | u16 reason_code) |
6fc6879b JM |
3434 | { |
3435 | u8 *addr = NULL; | |
ef48ff94 | 3436 | union wpa_event_data event; |
42d23547 | 3437 | int zero_addr = 0; |
8bac466b | 3438 | |
42d23547 | 3439 | wpa_dbg(wpa_s, MSG_DEBUG, "Request to deauthenticate - bssid=" MACSTR |
cfde99a8 | 3440 | " pending_bssid=" MACSTR " reason=%d (%s) state=%s", |
42d23547 | 3441 | MAC2STR(wpa_s->bssid), MAC2STR(wpa_s->pending_bssid), |
cfde99a8 AK |
3442 | reason_code, reason2str(reason_code), |
3443 | wpa_supplicant_state_txt(wpa_s->wpa_state)); | |
42d23547 | 3444 | |
04e3d815 MK |
3445 | if (!is_zero_ether_addr(wpa_s->pending_bssid) && |
3446 | (wpa_s->wpa_state == WPA_AUTHENTICATING || | |
3447 | wpa_s->wpa_state == WPA_ASSOCIATING)) | |
42d23547 | 3448 | addr = wpa_s->pending_bssid; |
04e3d815 MK |
3449 | else if (!is_zero_ether_addr(wpa_s->bssid)) |
3450 | addr = wpa_s->bssid; | |
42d23547 JM |
3451 | else if (wpa_s->wpa_state == WPA_ASSOCIATING) { |
3452 | /* | |
3453 | * When using driver-based BSS selection, we may not know the | |
3454 | * BSSID with which we are currently trying to associate. We | |
3455 | * need to notify the driver of this disconnection even in such | |
3456 | * a case, so use the all zeros address here. | |
3457 | */ | |
6fc6879b | 3458 | addr = wpa_s->bssid; |
42d23547 JM |
3459 | zero_addr = 1; |
3460 | } | |
3461 | ||
5abc7823 VN |
3462 | if (wpa_s->enabled_4addr_mode && wpa_drv_set_4addr_mode(wpa_s, 0) == 0) |
3463 | wpa_s->enabled_4addr_mode = 0; | |
3464 | ||
7b44ff2c SD |
3465 | #ifdef CONFIG_TDLS |
3466 | wpa_tdls_teardown_peers(wpa_s->wpa); | |
3467 | #endif /* CONFIG_TDLS */ | |
3468 | ||
603a3f34 JL |
3469 | #ifdef CONFIG_MESH |
3470 | if (wpa_s->ifmsh) { | |
a39b040b SB |
3471 | struct mesh_conf *mconf; |
3472 | ||
3473 | mconf = wpa_s->ifmsh->mconf; | |
6174de66 JM |
3474 | wpa_msg(wpa_s, MSG_INFO, MESH_GROUP_REMOVED "%s", |
3475 | wpa_s->ifname); | |
a39b040b SB |
3476 | wpas_notify_mesh_group_removed(wpa_s, mconf->meshid, |
3477 | mconf->meshid_len, reason_code); | |
603a3f34 JL |
3478 | wpa_supplicant_leave_mesh(wpa_s); |
3479 | } | |
3480 | #endif /* CONFIG_MESH */ | |
3481 | ||
42d23547 JM |
3482 | if (addr) { |
3483 | wpa_drv_deauthenticate(wpa_s, addr, reason_code); | |
ef48ff94 | 3484 | os_memset(&event, 0, sizeof(event)); |
4be17ffb | 3485 | event.deauth_info.reason_code = reason_code; |
ef48ff94 JM |
3486 | event.deauth_info.locally_generated = 1; |
3487 | wpa_supplicant_event(wpa_s, EVENT_DEAUTH, &event); | |
42d23547 JM |
3488 | if (zero_addr) |
3489 | addr = NULL; | |
6fc6879b | 3490 | } |
09f58c09 JM |
3491 | |
3492 | wpa_supplicant_clear_connection(wpa_s, addr); | |
6fc6879b JM |
3493 | } |
3494 | ||
dca1a511 DS |
3495 | static void wpa_supplicant_enable_one_network(struct wpa_supplicant *wpa_s, |
3496 | struct wpa_ssid *ssid) | |
3497 | { | |
3498 | if (!ssid || !ssid->disabled || ssid->disabled == 2) | |
3499 | return; | |
3500 | ||
3501 | ssid->disabled = 0; | |
91073cca | 3502 | ssid->owe_transition_bss_select_count = 0; |
dca1a511 DS |
3503 | wpas_clear_temp_disabled(wpa_s, ssid, 1); |
3504 | wpas_notify_network_enabled_changed(wpa_s, ssid); | |
3505 | ||
3506 | /* | |
3507 | * Try to reassociate since there is no current configuration and a new | |
3508 | * network was made available. | |
3509 | */ | |
d2592497 | 3510 | if (!wpa_s->current_ssid && !wpa_s->disconnected) |
dca1a511 DS |
3511 | wpa_s->reassociate = 1; |
3512 | } | |
3513 | ||
6fc6879b | 3514 | |
d015bb05 RP |
3515 | /** |
3516 | * wpa_supplicant_add_network - Add a new network | |
3517 | * @wpa_s: wpa_supplicant structure for a network interface | |
3518 | * Returns: The new network configuration or %NULL if operation failed | |
3519 | * | |
3520 | * This function performs the following operations: | |
3521 | * 1. Adds a new network. | |
3522 | * 2. Send network addition notification. | |
3523 | * 3. Marks the network disabled. | |
3524 | * 4. Set network default parameters. | |
3525 | */ | |
3526 | struct wpa_ssid * wpa_supplicant_add_network(struct wpa_supplicant *wpa_s) | |
3527 | { | |
3528 | struct wpa_ssid *ssid; | |
3529 | ||
3530 | ssid = wpa_config_add_network(wpa_s->conf); | |
3531 | if (!ssid) | |
3532 | return NULL; | |
3533 | wpas_notify_network_added(wpa_s, ssid); | |
3534 | ssid->disabled = 1; | |
3535 | wpa_config_set_network_defaults(ssid); | |
3536 | ||
3537 | return ssid; | |
3538 | } | |
3539 | ||
3540 | ||
3541 | /** | |
3542 | * wpa_supplicant_remove_network - Remove a configured network based on id | |
3543 | * @wpa_s: wpa_supplicant structure for a network interface | |
3544 | * @id: Unique network id to search for | |
3545 | * Returns: 0 on success, or -1 if the network was not found, -2 if the network | |
3546 | * could not be removed | |
3547 | * | |
3548 | * This function performs the following operations: | |
3549 | * 1. Removes the network. | |
3550 | * 2. Send network removal notification. | |
3551 | * 3. Update internal state machines. | |
3552 | * 4. Stop any running sched scans. | |
3553 | */ | |
3554 | int wpa_supplicant_remove_network(struct wpa_supplicant *wpa_s, int id) | |
3555 | { | |
3556 | struct wpa_ssid *ssid; | |
3557 | int was_disabled; | |
3558 | ||
3559 | ssid = wpa_config_get_network(wpa_s->conf, id); | |
3560 | if (!ssid) | |
3561 | return -1; | |
3562 | wpas_notify_network_removed(wpa_s, ssid); | |
3563 | ||
3564 | if (wpa_s->last_ssid == ssid) | |
3565 | wpa_s->last_ssid = NULL; | |
3566 | ||
3567 | if (ssid == wpa_s->current_ssid || !wpa_s->current_ssid) { | |
3568 | #ifdef CONFIG_SME | |
3569 | wpa_s->sme.prev_bssid_set = 0; | |
3570 | #endif /* CONFIG_SME */ | |
3571 | /* | |
3572 | * Invalidate the EAP session cache if the current or | |
3573 | * previously used network is removed. | |
3574 | */ | |
3575 | eapol_sm_invalidate_cached_session(wpa_s->eapol); | |
3576 | } | |
3577 | ||
3578 | if (ssid == wpa_s->current_ssid) { | |
3579 | wpa_sm_set_config(wpa_s->wpa, NULL); | |
3580 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); | |
3581 | ||
3582 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) | |
3583 | wpa_s->own_disconnect_req = 1; | |
3584 | wpa_supplicant_deauthenticate(wpa_s, | |
3585 | WLAN_REASON_DEAUTH_LEAVING); | |
3586 | } | |
3587 | ||
3588 | was_disabled = ssid->disabled; | |
3589 | ||
3590 | if (wpa_config_remove_network(wpa_s->conf, id) < 0) | |
3591 | return -2; | |
3592 | ||
3593 | if (!was_disabled && wpa_s->sched_scanning) { | |
3594 | wpa_printf(MSG_DEBUG, | |
3595 | "Stop ongoing sched_scan to remove network from filters"); | |
3596 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3597 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
3598 | } | |
3599 | ||
3600 | return 0; | |
3601 | } | |
3602 | ||
3603 | ||
86b89452 WS |
3604 | /** |
3605 | * wpa_supplicant_enable_network - Mark a configured network as enabled | |
3606 | * @wpa_s: wpa_supplicant structure for a network interface | |
3607 | * @ssid: wpa_ssid structure for a configured network or %NULL | |
3608 | * | |
3609 | * Enables the specified network or all networks if no network specified. | |
3610 | */ | |
3611 | void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s, | |
3612 | struct wpa_ssid *ssid) | |
3613 | { | |
86b89452 | 3614 | if (ssid == NULL) { |
14f79078 JM |
3615 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) |
3616 | wpa_supplicant_enable_one_network(wpa_s, ssid); | |
dca1a511 DS |
3617 | } else |
3618 | wpa_supplicant_enable_one_network(wpa_s, ssid); | |
86b89452 | 3619 | |
5a1d9d1a JM |
3620 | if (wpa_s->reassociate && !wpa_s->disconnected && |
3621 | (!wpa_s->current_ssid || | |
3622 | wpa_s->wpa_state == WPA_DISCONNECTED || | |
3623 | wpa_s->wpa_state == WPA_SCANNING)) { | |
dca1a511 DS |
3624 | if (wpa_s->sched_scanning) { |
3625 | wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to add " | |
3626 | "new network to scan filters"); | |
3627 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3628 | } | |
86b89452 | 3629 | |
35d40309 JM |
3630 | if (wpa_supplicant_fast_associate(wpa_s) != 1) { |
3631 | wpa_s->scan_req = NORMAL_SCAN_REQ; | |
dad153d1 | 3632 | wpa_supplicant_req_scan(wpa_s, 0, 0); |
35d40309 | 3633 | } |
86b89452 WS |
3634 | } |
3635 | } | |
3636 | ||
3637 | ||
3638 | /** | |
3639 | * wpa_supplicant_disable_network - Mark a configured network as disabled | |
3640 | * @wpa_s: wpa_supplicant structure for a network interface | |
3641 | * @ssid: wpa_ssid structure for a configured network or %NULL | |
3642 | * | |
3643 | * Disables the specified network or all networks if no network specified. | |
3644 | */ | |
3645 | void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s, | |
3646 | struct wpa_ssid *ssid) | |
3647 | { | |
3648 | struct wpa_ssid *other_ssid; | |
3649 | int was_disabled; | |
3650 | ||
3651 | if (ssid == NULL) { | |
725fc39e DS |
3652 | if (wpa_s->sched_scanning) |
3653 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3654 | ||
4dac0245 JM |
3655 | for (other_ssid = wpa_s->conf->ssid; other_ssid; |
3656 | other_ssid = other_ssid->next) { | |
86b89452 | 3657 | was_disabled = other_ssid->disabled; |
4dac0245 JM |
3658 | if (was_disabled == 2) |
3659 | continue; /* do not change persistent P2P group | |
3660 | * data */ | |
86b89452 WS |
3661 | |
3662 | other_ssid->disabled = 1; | |
3663 | ||
3664 | if (was_disabled != other_ssid->disabled) | |
3665 | wpas_notify_network_enabled_changed( | |
3666 | wpa_s, other_ssid); | |
86b89452 | 3667 | } |
0661163e SD |
3668 | if (wpa_s->current_ssid) { |
3669 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) | |
3670 | wpa_s->own_disconnect_req = 1; | |
07783eaa | 3671 | wpa_supplicant_deauthenticate( |
86b89452 | 3672 | wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
0661163e | 3673 | } |
4dac0245 | 3674 | } else if (ssid->disabled != 2) { |
0661163e SD |
3675 | if (ssid == wpa_s->current_ssid) { |
3676 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) | |
3677 | wpa_s->own_disconnect_req = 1; | |
07783eaa | 3678 | wpa_supplicant_deauthenticate( |
86b89452 | 3679 | wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
0661163e | 3680 | } |
86b89452 WS |
3681 | |
3682 | was_disabled = ssid->disabled; | |
3683 | ||
3684 | ssid->disabled = 1; | |
3685 | ||
725fc39e | 3686 | if (was_disabled != ssid->disabled) { |
86b89452 | 3687 | wpas_notify_network_enabled_changed(wpa_s, ssid); |
725fc39e DS |
3688 | if (wpa_s->sched_scanning) { |
3689 | wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan " | |
3690 | "to remove network from filters"); | |
3691 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3692 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
3693 | } | |
3694 | } | |
86b89452 WS |
3695 | } |
3696 | } | |
3697 | ||
3698 | ||
3699 | /** | |
3700 | * wpa_supplicant_select_network - Attempt association with a network | |
3701 | * @wpa_s: wpa_supplicant structure for a network interface | |
3702 | * @ssid: wpa_ssid structure for a configured network or %NULL for any network | |
3703 | */ | |
3704 | void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s, | |
3705 | struct wpa_ssid *ssid) | |
3706 | { | |
3707 | ||
3708 | struct wpa_ssid *other_ssid; | |
d93dfbd5 | 3709 | int disconnected = 0; |
86b89452 | 3710 | |
d93dfbd5 | 3711 | if (ssid && ssid != wpa_s->current_ssid && wpa_s->current_ssid) { |
e66bcedd JM |
3712 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) |
3713 | wpa_s->own_disconnect_req = 1; | |
07783eaa | 3714 | wpa_supplicant_deauthenticate( |
86b89452 | 3715 | wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
d93dfbd5 JM |
3716 | disconnected = 1; |
3717 | } | |
86b89452 | 3718 | |
00e5e3d5 JM |
3719 | if (ssid) |
3720 | wpas_clear_temp_disabled(wpa_s, ssid, 1); | |
3721 | ||
86b89452 WS |
3722 | /* |
3723 | * Mark all other networks disabled or mark all networks enabled if no | |
3724 | * network specified. | |
3725 | */ | |
4dac0245 JM |
3726 | for (other_ssid = wpa_s->conf->ssid; other_ssid; |
3727 | other_ssid = other_ssid->next) { | |
86b89452 | 3728 | int was_disabled = other_ssid->disabled; |
4dac0245 JM |
3729 | if (was_disabled == 2) |
3730 | continue; /* do not change persistent P2P group data */ | |
86b89452 WS |
3731 | |
3732 | other_ssid->disabled = ssid ? (ssid->id != other_ssid->id) : 0; | |
00e5e3d5 JM |
3733 | if (was_disabled && !other_ssid->disabled) |
3734 | wpas_clear_temp_disabled(wpa_s, other_ssid, 0); | |
86b89452 WS |
3735 | |
3736 | if (was_disabled != other_ssid->disabled) | |
3737 | wpas_notify_network_enabled_changed(wpa_s, other_ssid); | |
86b89452 | 3738 | } |
2a6f78fb | 3739 | |
d38c7be0 JM |
3740 | if (ssid && ssid == wpa_s->current_ssid && wpa_s->current_ssid && |
3741 | wpa_s->wpa_state >= WPA_AUTHENTICATING) { | |
2a6f78fb JJ |
3742 | /* We are already associated with the selected network */ |
3743 | wpa_printf(MSG_DEBUG, "Already associated with the " | |
3744 | "selected network - do nothing"); | |
3745 | return; | |
3746 | } | |
3747 | ||
25a8f9e3 | 3748 | if (ssid) { |
96efeeb6 | 3749 | wpa_s->current_ssid = ssid; |
25a8f9e3 | 3750 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); |
603a3f34 JL |
3751 | wpa_s->connect_without_scan = |
3752 | (ssid->mode == WPAS_MODE_MESH) ? ssid : NULL; | |
701f3961 AS |
3753 | |
3754 | /* | |
3755 | * Don't optimize next scan freqs since a new ESS has been | |
3756 | * selected. | |
3757 | */ | |
3758 | os_free(wpa_s->next_scan_freqs); | |
3759 | wpa_s->next_scan_freqs = NULL; | |
603a3f34 JL |
3760 | } else { |
3761 | wpa_s->connect_without_scan = NULL; | |
25a8f9e3 | 3762 | } |
603a3f34 | 3763 | |
86b89452 WS |
3764 | wpa_s->disconnected = 0; |
3765 | wpa_s->reassociate = 1; | |
2cb40e9f | 3766 | wpa_s->last_owe_group = 0; |
91073cca SD |
3767 | if (ssid) |
3768 | ssid->owe_transition_bss_select_count = 0; | |
cecdddc1 | 3769 | |
e4a35f07 | 3770 | if (wpa_s->connect_without_scan || |
35d40309 JM |
3771 | wpa_supplicant_fast_associate(wpa_s) != 1) { |
3772 | wpa_s->scan_req = NORMAL_SCAN_REQ; | |
be7ebd89 | 3773 | wpas_scan_reset_sched_scan(wpa_s); |
cecdddc1 | 3774 | wpa_supplicant_req_scan(wpa_s, 0, disconnected ? 100000 : 0); |
35d40309 | 3775 | } |
86b89452 | 3776 | |
a1641d26 JM |
3777 | if (ssid) |
3778 | wpas_notify_network_selected(wpa_s, ssid); | |
86b89452 WS |
3779 | } |
3780 | ||
3781 | ||
bdec7ee5 MS |
3782 | /** |
3783 | * wpas_set_pkcs11_engine_and_module_path - Set PKCS #11 engine and module path | |
3784 | * @wpa_s: wpa_supplicant structure for a network interface | |
3785 | * @pkcs11_engine_path: PKCS #11 engine path or NULL | |
3786 | * @pkcs11_module_path: PKCS #11 module path or NULL | |
3787 | * Returns: 0 on success; -1 on failure | |
3788 | * | |
3789 | * Sets the PKCS #11 engine and module path. Both have to be NULL or a valid | |
3790 | * path. If resetting the EAPOL state machine with the new PKCS #11 engine and | |
3791 | * module path fails the paths will be reset to the default value (NULL). | |
3792 | */ | |
3793 | int wpas_set_pkcs11_engine_and_module_path(struct wpa_supplicant *wpa_s, | |
3794 | const char *pkcs11_engine_path, | |
3795 | const char *pkcs11_module_path) | |
3796 | { | |
3797 | char *pkcs11_engine_path_copy = NULL; | |
3798 | char *pkcs11_module_path_copy = NULL; | |
3799 | ||
3800 | if (pkcs11_engine_path != NULL) { | |
3801 | pkcs11_engine_path_copy = os_strdup(pkcs11_engine_path); | |
3802 | if (pkcs11_engine_path_copy == NULL) | |
3803 | return -1; | |
3804 | } | |
3805 | if (pkcs11_module_path != NULL) { | |
3806 | pkcs11_module_path_copy = os_strdup(pkcs11_module_path); | |
04c366cb | 3807 | if (pkcs11_module_path_copy == NULL) { |
bdec7ee5 MS |
3808 | os_free(pkcs11_engine_path_copy); |
3809 | return -1; | |
3810 | } | |
3811 | } | |
3812 | ||
3813 | os_free(wpa_s->conf->pkcs11_engine_path); | |
3814 | os_free(wpa_s->conf->pkcs11_module_path); | |
3815 | wpa_s->conf->pkcs11_engine_path = pkcs11_engine_path_copy; | |
3816 | wpa_s->conf->pkcs11_module_path = pkcs11_module_path_copy; | |
3817 | ||
3818 | wpa_sm_set_eapol(wpa_s->wpa, NULL); | |
3819 | eapol_sm_deinit(wpa_s->eapol); | |
3820 | wpa_s->eapol = NULL; | |
3821 | if (wpa_supplicant_init_eapol(wpa_s)) { | |
3822 | /* Error -> Reset paths to the default value (NULL) once. */ | |
3823 | if (pkcs11_engine_path != NULL && pkcs11_module_path != NULL) | |
3824 | wpas_set_pkcs11_engine_and_module_path(wpa_s, NULL, | |
3825 | NULL); | |
3826 | ||
3827 | return -1; | |
3828 | } | |
3829 | wpa_sm_set_eapol(wpa_s->wpa, wpa_s->eapol); | |
3830 | ||
3831 | return 0; | |
3832 | } | |
3833 | ||
3834 | ||
86b89452 WS |
3835 | /** |
3836 | * wpa_supplicant_set_ap_scan - Set AP scan mode for interface | |
3837 | * @wpa_s: wpa_supplicant structure for a network interface | |
3838 | * @ap_scan: AP scan mode | |
3839 | * Returns: 0 if succeed or -1 if ap_scan has an invalid value | |
3840 | * | |
3841 | */ | |
3842 | int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s, int ap_scan) | |
3843 | { | |
3844 | ||
3845 | int old_ap_scan; | |
3846 | ||
3847 | if (ap_scan < 0 || ap_scan > 2) | |
3848 | return -1; | |
3849 | ||
8406cd35 JM |
3850 | if (ap_scan == 2 && os_strcmp(wpa_s->driver->name, "nl80211") == 0) { |
3851 | wpa_printf(MSG_INFO, | |
3852 | "Note: nl80211 driver interface is not designed to be used with ap_scan=2; this can result in connection failures"); | |
3853 | } | |
3854 | ||
48f8e036 DS |
3855 | #ifdef ANDROID |
3856 | if (ap_scan == 2 && ap_scan != wpa_s->conf->ap_scan && | |
3857 | wpa_s->wpa_state >= WPA_ASSOCIATING && | |
3858 | wpa_s->wpa_state < WPA_COMPLETED) { | |
3859 | wpa_printf(MSG_ERROR, "ap_scan = %d (%d) rejected while " | |
3860 | "associating", wpa_s->conf->ap_scan, ap_scan); | |
3861 | return 0; | |
3862 | } | |
3863 | #endif /* ANDROID */ | |
3864 | ||
86b89452 WS |
3865 | old_ap_scan = wpa_s->conf->ap_scan; |
3866 | wpa_s->conf->ap_scan = ap_scan; | |
3867 | ||
3868 | if (old_ap_scan != wpa_s->conf->ap_scan) | |
3869 | wpas_notify_ap_scan_changed(wpa_s); | |
3870 | ||
3871 | return 0; | |
3872 | } | |
3873 | ||
3874 | ||
78633c37 SL |
3875 | /** |
3876 | * wpa_supplicant_set_bss_expiration_age - Set BSS entry expiration age | |
3877 | * @wpa_s: wpa_supplicant structure for a network interface | |
3878 | * @expire_age: Expiration age in seconds | |
3879 | * Returns: 0 if succeed or -1 if expire_age has an invalid value | |
3880 | * | |
3881 | */ | |
3882 | int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s, | |
3883 | unsigned int bss_expire_age) | |
3884 | { | |
3885 | if (bss_expire_age < 10) { | |
3886 | wpa_msg(wpa_s, MSG_ERROR, "Invalid bss expiration age %u", | |
3887 | bss_expire_age); | |
3888 | return -1; | |
3889 | } | |
3890 | wpa_msg(wpa_s, MSG_DEBUG, "Setting bss expiration age: %d sec", | |
3891 | bss_expire_age); | |
3892 | wpa_s->conf->bss_expiration_age = bss_expire_age; | |
3893 | ||
3894 | return 0; | |
3895 | } | |
3896 | ||
3897 | ||
3898 | /** | |
3899 | * wpa_supplicant_set_bss_expiration_count - Set BSS entry expiration scan count | |
3900 | * @wpa_s: wpa_supplicant structure for a network interface | |
3901 | * @expire_count: number of scans after which an unseen BSS is reclaimed | |
3902 | * Returns: 0 if succeed or -1 if expire_count has an invalid value | |
3903 | * | |
3904 | */ | |
3905 | int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s, | |
3906 | unsigned int bss_expire_count) | |
3907 | { | |
3908 | if (bss_expire_count < 1) { | |
3909 | wpa_msg(wpa_s, MSG_ERROR, "Invalid bss expiration count %u", | |
3910 | bss_expire_count); | |
3911 | return -1; | |
3912 | } | |
3913 | wpa_msg(wpa_s, MSG_DEBUG, "Setting bss expiration scan count: %u", | |
3914 | bss_expire_count); | |
3915 | wpa_s->conf->bss_expiration_scan_count = bss_expire_count; | |
3916 | ||
3917 | return 0; | |
3918 | } | |
3919 | ||
3920 | ||
c6e86b63 MA |
3921 | /** |
3922 | * wpa_supplicant_set_scan_interval - Set scan interval | |
3923 | * @wpa_s: wpa_supplicant structure for a network interface | |
3924 | * @scan_interval: scan interval in seconds | |
3925 | * Returns: 0 if succeed or -1 if scan_interval has an invalid value | |
3926 | * | |
3927 | */ | |
3928 | int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s, | |
3929 | int scan_interval) | |
3930 | { | |
3931 | if (scan_interval < 0) { | |
3932 | wpa_msg(wpa_s, MSG_ERROR, "Invalid scan interval %d", | |
3933 | scan_interval); | |
3934 | return -1; | |
3935 | } | |
3936 | wpa_msg(wpa_s, MSG_DEBUG, "Setting scan interval: %d sec", | |
3937 | scan_interval); | |
9e737f08 | 3938 | wpa_supplicant_update_scan_int(wpa_s, scan_interval); |
c6e86b63 MA |
3939 | |
3940 | return 0; | |
3941 | } | |
3942 | ||
3943 | ||
86b89452 WS |
3944 | /** |
3945 | * wpa_supplicant_set_debug_params - Set global debug params | |
3946 | * @global: wpa_global structure | |
3947 | * @debug_level: debug level | |
3948 | * @debug_timestamp: determines if show timestamp in debug data | |
3949 | * @debug_show_keys: determines if show keys in debug data | |
3950 | * Returns: 0 if succeed or -1 if debug_level has wrong value | |
3951 | */ | |
3952 | int wpa_supplicant_set_debug_params(struct wpa_global *global, int debug_level, | |
3953 | int debug_timestamp, int debug_show_keys) | |
3954 | { | |
3955 | ||
3956 | int old_level, old_timestamp, old_show_keys; | |
3957 | ||
3958 | /* check for allowed debuglevels */ | |
14dc0011 PS |
3959 | if (debug_level != MSG_EXCESSIVE && |
3960 | debug_level != MSG_MSGDUMP && | |
86b89452 WS |
3961 | debug_level != MSG_DEBUG && |
3962 | debug_level != MSG_INFO && | |
3963 | debug_level != MSG_WARNING && | |
3964 | debug_level != MSG_ERROR) | |
3965 | return -1; | |
3966 | ||
3967 | old_level = wpa_debug_level; | |
3968 | old_timestamp = wpa_debug_timestamp; | |
3969 | old_show_keys = wpa_debug_show_keys; | |
3970 | ||
3971 | wpa_debug_level = debug_level; | |
3972 | wpa_debug_timestamp = debug_timestamp ? 1 : 0; | |
3973 | wpa_debug_show_keys = debug_show_keys ? 1 : 0; | |
3974 | ||
db9133ac WS |
3975 | if (wpa_debug_level != old_level) |
3976 | wpas_notify_debug_level_changed(global); | |
3977 | if (wpa_debug_timestamp != old_timestamp) | |
3978 | wpas_notify_debug_timestamp_changed(global); | |
3979 | if (wpa_debug_show_keys != old_show_keys) | |
3980 | wpas_notify_debug_show_keys_changed(global); | |
86b89452 WS |
3981 | |
3982 | return 0; | |
3983 | } | |
3984 | ||
3985 | ||
e8b96490 JM |
3986 | #ifdef CONFIG_OWE |
3987 | static int owe_trans_ssid_match(struct wpa_supplicant *wpa_s, const u8 *bssid, | |
3988 | const u8 *entry_ssid, size_t entry_ssid_len) | |
3989 | { | |
3990 | const u8 *owe, *pos, *end; | |
3991 | u8 ssid_len; | |
3992 | struct wpa_bss *bss; | |
3993 | ||
3994 | /* Check network profile SSID aganst the SSID in the | |
3995 | * OWE Transition Mode element. */ | |
3996 | ||
3997 | bss = wpa_bss_get_bssid_latest(wpa_s, bssid); | |
3998 | if (!bss) | |
3999 | return 0; | |
4000 | ||
4001 | owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE); | |
4002 | if (!owe) | |
4003 | return 0; | |
4004 | ||
4005 | pos = owe + 6; | |
4006 | end = owe + 2 + owe[1]; | |
4007 | ||
4008 | if (end - pos < ETH_ALEN + 1) | |
4009 | return 0; | |
4010 | pos += ETH_ALEN; | |
4011 | ssid_len = *pos++; | |
4012 | if (end - pos < ssid_len || ssid_len > SSID_MAX_LEN) | |
4013 | return 0; | |
4014 | ||
4015 | return entry_ssid_len == ssid_len && | |
4016 | os_memcmp(pos, entry_ssid, ssid_len) == 0; | |
4017 | } | |
4018 | #endif /* CONFIG_OWE */ | |
4019 | ||
4020 | ||
6fc6879b JM |
4021 | /** |
4022 | * wpa_supplicant_get_ssid - Get a pointer to the current network structure | |
4023 | * @wpa_s: Pointer to wpa_supplicant data | |
4024 | * Returns: A pointer to the current network structure or %NULL on failure | |
4025 | */ | |
4026 | struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s) | |
4027 | { | |
4028 | struct wpa_ssid *entry; | |
eaa8eefe | 4029 | u8 ssid[SSID_MAX_LEN]; |
6fc6879b JM |
4030 | int res; |
4031 | size_t ssid_len; | |
4032 | u8 bssid[ETH_ALEN]; | |
4033 | int wired; | |
4034 | ||
17fbb751 JM |
4035 | res = wpa_drv_get_ssid(wpa_s, ssid); |
4036 | if (res < 0) { | |
4037 | wpa_msg(wpa_s, MSG_WARNING, "Could not read SSID from " | |
4038 | "driver"); | |
4039 | return NULL; | |
6fc6879b | 4040 | } |
17fbb751 | 4041 | ssid_len = res; |
6fc6879b | 4042 | |
17fbb751 | 4043 | if (wpa_drv_get_bssid(wpa_s, bssid) < 0) { |
f049052b BG |
4044 | wpa_msg(wpa_s, MSG_WARNING, "Could not read BSSID from " |
4045 | "driver"); | |
6fc6879b JM |
4046 | return NULL; |
4047 | } | |
4048 | ||
c2a04078 JM |
4049 | wired = wpa_s->conf->ap_scan == 0 && |
4050 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_WIRED); | |
6fc6879b JM |
4051 | |
4052 | entry = wpa_s->conf->ssid; | |
4053 | while (entry) { | |
349493bd | 4054 | if (!wpas_network_disabled(wpa_s, entry) && |
6fc6879b | 4055 | ((ssid_len == entry->ssid_len && |
c4fccfc7 JM |
4056 | (!entry->ssid || |
4057 | os_memcmp(ssid, entry->ssid, ssid_len) == 0)) || | |
4058 | wired) && | |
6fc6879b JM |
4059 | (!entry->bssid_set || |
4060 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)) | |
4061 | return entry; | |
24c23d1b | 4062 | #ifdef CONFIG_WPS |
349493bd | 4063 | if (!wpas_network_disabled(wpa_s, entry) && |
24c23d1b JM |
4064 | (entry->key_mgmt & WPA_KEY_MGMT_WPS) && |
4065 | (entry->ssid == NULL || entry->ssid_len == 0) && | |
4066 | (!entry->bssid_set || | |
4067 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)) | |
4068 | return entry; | |
4069 | #endif /* CONFIG_WPS */ | |
7d232e23 | 4070 | |
e8b96490 JM |
4071 | #ifdef CONFIG_OWE |
4072 | if (!wpas_network_disabled(wpa_s, entry) && | |
4073 | owe_trans_ssid_match(wpa_s, bssid, entry->ssid, | |
4074 | entry->ssid_len) && | |
4075 | (!entry->bssid_set || | |
4076 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)) | |
4077 | return entry; | |
4078 | #endif /* CONFIG_OWE */ | |
4079 | ||
349493bd | 4080 | if (!wpas_network_disabled(wpa_s, entry) && entry->bssid_set && |
7d232e23 ZC |
4081 | entry->ssid_len == 0 && |
4082 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0) | |
4083 | return entry; | |
4084 | ||
6fc6879b JM |
4085 | entry = entry->next; |
4086 | } | |
4087 | ||
4088 | return NULL; | |
4089 | } | |
4090 | ||
4091 | ||
7756114f JM |
4092 | static int select_driver(struct wpa_supplicant *wpa_s, int i) |
4093 | { | |
4094 | struct wpa_global *global = wpa_s->global; | |
4095 | ||
4096 | if (wpa_drivers[i]->global_init && global->drv_priv[i] == NULL) { | |
45e3fc72 | 4097 | global->drv_priv[i] = wpa_drivers[i]->global_init(global); |
7756114f JM |
4098 | if (global->drv_priv[i] == NULL) { |
4099 | wpa_printf(MSG_ERROR, "Failed to initialize driver " | |
4100 | "'%s'", wpa_drivers[i]->name); | |
4101 | return -1; | |
4102 | } | |
4103 | } | |
4104 | ||
4105 | wpa_s->driver = wpa_drivers[i]; | |
4106 | wpa_s->global_drv_priv = global->drv_priv[i]; | |
4107 | ||
4108 | return 0; | |
4109 | } | |
4110 | ||
4111 | ||
6fc6879b JM |
4112 | static int wpa_supplicant_set_driver(struct wpa_supplicant *wpa_s, |
4113 | const char *name) | |
4114 | { | |
4115 | int i; | |
362f781e | 4116 | size_t len; |
74b1c84a | 4117 | const char *pos, *driver = name; |
6fc6879b JM |
4118 | |
4119 | if (wpa_s == NULL) | |
4120 | return -1; | |
4121 | ||
c5121837 | 4122 | if (wpa_drivers[0] == NULL) { |
f049052b BG |
4123 | wpa_msg(wpa_s, MSG_ERROR, "No driver interfaces build into " |
4124 | "wpa_supplicant"); | |
6fc6879b JM |
4125 | return -1; |
4126 | } | |
4127 | ||
4128 | if (name == NULL) { | |
4129 | /* default to first driver in the list */ | |
7756114f | 4130 | return select_driver(wpa_s, 0); |
6fc6879b JM |
4131 | } |
4132 | ||
74b1c84a SO |
4133 | do { |
4134 | pos = os_strchr(driver, ','); | |
4135 | if (pos) | |
4136 | len = pos - driver; | |
4137 | else | |
4138 | len = os_strlen(driver); | |
4139 | ||
4140 | for (i = 0; wpa_drivers[i]; i++) { | |
4141 | if (os_strlen(wpa_drivers[i]->name) == len && | |
4142 | os_strncmp(driver, wpa_drivers[i]->name, len) == | |
0f4668ce DW |
4143 | 0) { |
4144 | /* First driver that succeeds wins */ | |
4145 | if (select_driver(wpa_s, i) == 0) | |
4146 | return 0; | |
4147 | } | |
6fc6879b | 4148 | } |
74b1c84a SO |
4149 | |
4150 | driver = pos + 1; | |
4151 | } while (pos); | |
6fc6879b | 4152 | |
f049052b | 4153 | wpa_msg(wpa_s, MSG_ERROR, "Unsupported driver '%s'", name); |
6fc6879b JM |
4154 | return -1; |
4155 | } | |
4156 | ||
4157 | ||
a8e0505b JM |
4158 | /** |
4159 | * wpa_supplicant_rx_eapol - Deliver a received EAPOL frame to wpa_supplicant | |
4160 | * @ctx: Context pointer (wpa_s); this is the ctx variable registered | |
4161 | * with struct wpa_driver_ops::init() | |
4162 | * @src_addr: Source address of the EAPOL frame | |
4163 | * @buf: EAPOL data starting from the EAPOL header (i.e., no Ethernet header) | |
4164 | * @len: Length of the EAPOL data | |
4165 | * | |
4166 | * This function is called for each received EAPOL frame. Most driver | |
4167 | * interfaces rely on more generic OS mechanism for receiving frames through | |
4168 | * l2_packet, but if such a mechanism is not available, the driver wrapper may | |
4169 | * take care of received EAPOL frames and deliver them to the core supplicant | |
4170 | * code by calling this function. | |
4171 | */ | |
6fc6879b JM |
4172 | void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr, |
4173 | const u8 *buf, size_t len) | |
4174 | { | |
4175 | struct wpa_supplicant *wpa_s = ctx; | |
4176 | ||
f049052b | 4177 | wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR, MAC2STR(src_addr)); |
6fc6879b JM |
4178 | wpa_hexdump(MSG_MSGDUMP, "RX EAPOL", buf, len); |
4179 | ||
02adead5 MK |
4180 | #ifdef CONFIG_TESTING_OPTIONS |
4181 | if (wpa_s->ignore_auth_resp) { | |
4182 | wpa_printf(MSG_INFO, "RX EAPOL - ignore_auth_resp active!"); | |
4183 | return; | |
4184 | } | |
4185 | #endif /* CONFIG_TESTING_OPTIONS */ | |
4186 | ||
3ab35a66 JM |
4187 | if (wpa_s->wpa_state < WPA_ASSOCIATED || |
4188 | (wpa_s->last_eapol_matches_bssid && | |
4189 | #ifdef CONFIG_AP | |
4190 | !wpa_s->ap_iface && | |
4191 | #endif /* CONFIG_AP */ | |
4192 | os_memcmp(src_addr, wpa_s->bssid, ETH_ALEN) != 0)) { | |
1ff73338 JM |
4193 | /* |
4194 | * There is possible race condition between receiving the | |
4195 | * association event and the EAPOL frame since they are coming | |
4196 | * through different paths from the driver. In order to avoid | |
4197 | * issues in trying to process the EAPOL frame before receiving | |
4198 | * association information, lets queue it for processing until | |
3ab35a66 JM |
4199 | * the association event is received. This may also be needed in |
4200 | * driver-based roaming case, so also use src_addr != BSSID as a | |
4201 | * trigger if we have previously confirmed that the | |
4202 | * Authenticator uses BSSID as the src_addr (which is not the | |
4203 | * case with wired IEEE 802.1X). | |
1ff73338 | 4204 | */ |
f049052b | 4205 | wpa_dbg(wpa_s, MSG_DEBUG, "Not associated - Delay processing " |
3ab35a66 JM |
4206 | "of received EAPOL frame (state=%s bssid=" MACSTR ")", |
4207 | wpa_supplicant_state_txt(wpa_s->wpa_state), | |
4208 | MAC2STR(wpa_s->bssid)); | |
1ff73338 JM |
4209 | wpabuf_free(wpa_s->pending_eapol_rx); |
4210 | wpa_s->pending_eapol_rx = wpabuf_alloc_copy(buf, len); | |
4211 | if (wpa_s->pending_eapol_rx) { | |
c2be937c | 4212 | os_get_reltime(&wpa_s->pending_eapol_rx_time); |
1ff73338 JM |
4213 | os_memcpy(wpa_s->pending_eapol_rx_src, src_addr, |
4214 | ETH_ALEN); | |
4215 | } | |
4216 | return; | |
4217 | } | |
4218 | ||
3ab35a66 JM |
4219 | wpa_s->last_eapol_matches_bssid = |
4220 | os_memcmp(src_addr, wpa_s->bssid, ETH_ALEN) == 0; | |
4221 | ||
db149ac9 JM |
4222 | #ifdef CONFIG_AP |
4223 | if (wpa_s->ap_iface) { | |
4224 | wpa_supplicant_ap_rx_eapol(wpa_s, src_addr, buf, len); | |
4225 | return; | |
4226 | } | |
4227 | #endif /* CONFIG_AP */ | |
4228 | ||
6fc6879b | 4229 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) { |
f049052b BG |
4230 | wpa_dbg(wpa_s, MSG_DEBUG, "Ignored received EAPOL frame since " |
4231 | "no key management is configured"); | |
6fc6879b JM |
4232 | return; |
4233 | } | |
4234 | ||
4235 | if (wpa_s->eapol_received == 0 && | |
436ee2fd | 4236 | (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK) || |
56586197 | 4237 | !wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) || |
9c972abb JM |
4238 | wpa_s->wpa_state != WPA_COMPLETED) && |
4239 | (wpa_s->current_ssid == NULL || | |
f74618cb | 4240 | wpa_s->current_ssid->mode != WPAS_MODE_IBSS)) { |
6fc6879b | 4241 | /* Timeout for completing IEEE 802.1X and WPA authentication */ |
5add4101 JM |
4242 | int timeout = 10; |
4243 | ||
4244 | if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) || | |
4245 | wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA || | |
4246 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) { | |
4247 | /* Use longer timeout for IEEE 802.1X/EAP */ | |
4248 | timeout = 70; | |
4249 | } | |
4250 | ||
c7dafdf9 | 4251 | #ifdef CONFIG_WPS |
5add4101 JM |
4252 | if (wpa_s->current_ssid && wpa_s->current_bss && |
4253 | (wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_WPS) && | |
4254 | eap_is_wps_pin_enrollee(&wpa_s->current_ssid->eap)) { | |
4255 | /* | |
4256 | * Use shorter timeout if going through WPS AP iteration | |
4257 | * for PIN config method with an AP that does not | |
4258 | * advertise Selected Registrar. | |
4259 | */ | |
4260 | struct wpabuf *wps_ie; | |
4261 | ||
4262 | wps_ie = wpa_bss_get_vendor_ie_multi( | |
4263 | wpa_s->current_bss, WPS_IE_VENDOR_TYPE); | |
0ef1e290 JM |
4264 | if (wps_ie && |
4265 | !wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 1)) | |
5add4101 JM |
4266 | timeout = 10; |
4267 | wpabuf_free(wps_ie); | |
4268 | } | |
c7dafdf9 | 4269 | #endif /* CONFIG_WPS */ |
5add4101 JM |
4270 | |
4271 | wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0); | |
6fc6879b JM |
4272 | } |
4273 | wpa_s->eapol_received++; | |
4274 | ||
4275 | if (wpa_s->countermeasures) { | |
f049052b BG |
4276 | wpa_msg(wpa_s, MSG_INFO, "WPA: Countermeasures - dropped " |
4277 | "EAPOL packet"); | |
6fc6879b JM |
4278 | return; |
4279 | } | |
4280 | ||
8be18440 JM |
4281 | #ifdef CONFIG_IBSS_RSN |
4282 | if (wpa_s->current_ssid && | |
d7dcba70 | 4283 | wpa_s->current_ssid->mode == WPAS_MODE_IBSS) { |
8be18440 JM |
4284 | ibss_rsn_rx_eapol(wpa_s->ibss_rsn, src_addr, buf, len); |
4285 | return; | |
4286 | } | |
4287 | #endif /* CONFIG_IBSS_RSN */ | |
4288 | ||
6fc6879b JM |
4289 | /* Source address of the incoming EAPOL frame could be compared to the |
4290 | * current BSSID. However, it is possible that a centralized | |
4291 | * Authenticator could be using another MAC address than the BSSID of | |
4292 | * an AP, so just allow any address to be used for now. The replies are | |
4293 | * still sent to the current BSSID (if available), though. */ | |
4294 | ||
4295 | os_memcpy(wpa_s->last_eapol_src, src_addr, ETH_ALEN); | |
56586197 | 4296 | if (!wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) && |
a1ea1b45 | 4297 | wpa_s->key_mgmt != WPA_KEY_MGMT_OWE && |
567da5bb | 4298 | wpa_s->key_mgmt != WPA_KEY_MGMT_DPP && |
6fc6879b JM |
4299 | eapol_sm_rx_eapol(wpa_s->eapol, src_addr, buf, len) > 0) |
4300 | return; | |
4301 | wpa_drv_poll(wpa_s); | |
436ee2fd | 4302 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK)) |
6fc6879b | 4303 | wpa_sm_rx_eapol(wpa_s->wpa, src_addr, buf, len); |
56586197 | 4304 | else if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) { |
6fc6879b JM |
4305 | /* |
4306 | * Set portValid = TRUE here since we are going to skip 4-way | |
4307 | * handshake processing which would normally set portValid. We | |
4308 | * need this to allow the EAPOL state machines to be completed | |
4309 | * without going through EAPOL-Key handshake. | |
4310 | */ | |
4311 | eapol_sm_notify_portValid(wpa_s->eapol, TRUE); | |
4312 | } | |
4313 | } | |
4314 | ||
4315 | ||
bfba8deb | 4316 | int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s) |
6fc6879b | 4317 | { |
2961bfa8 JM |
4318 | if ((!wpa_s->p2p_mgmt || |
4319 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)) && | |
4320 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE)) { | |
bfba8deb | 4321 | l2_packet_deinit(wpa_s->l2); |
6fc6879b JM |
4322 | wpa_s->l2 = l2_packet_init(wpa_s->ifname, |
4323 | wpa_drv_get_mac_addr(wpa_s), | |
4324 | ETH_P_EAPOL, | |
4325 | wpa_supplicant_rx_eapol, wpa_s, 0); | |
4326 | if (wpa_s->l2 == NULL) | |
4327 | return -1; | |
d89edb61 DC |
4328 | |
4329 | if (l2_packet_set_packet_filter(wpa_s->l2, | |
4330 | L2_PACKET_FILTER_PKTTYPE)) | |
4331 | wpa_dbg(wpa_s, MSG_DEBUG, | |
4332 | "Failed to attach pkt_type filter"); | |
fdadd5fe JM |
4333 | } else { |
4334 | const u8 *addr = wpa_drv_get_mac_addr(wpa_s); | |
4335 | if (addr) | |
4336 | os_memcpy(wpa_s->own_addr, addr, ETH_ALEN); | |
6fc6879b JM |
4337 | } |
4338 | ||
4339 | if (wpa_s->l2 && l2_packet_get_own_addr(wpa_s->l2, wpa_s->own_addr)) { | |
f049052b | 4340 | wpa_msg(wpa_s, MSG_ERROR, "Failed to get own L2 address"); |
6fc6879b JM |
4341 | return -1; |
4342 | } | |
4343 | ||
c267753b JM |
4344 | wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr); |
4345 | ||
bfba8deb JM |
4346 | return 0; |
4347 | } | |
4348 | ||
4349 | ||
25f839c6 JM |
4350 | static void wpa_supplicant_rx_eapol_bridge(void *ctx, const u8 *src_addr, |
4351 | const u8 *buf, size_t len) | |
4352 | { | |
4353 | struct wpa_supplicant *wpa_s = ctx; | |
4354 | const struct l2_ethhdr *eth; | |
4355 | ||
4356 | if (len < sizeof(*eth)) | |
4357 | return; | |
4358 | eth = (const struct l2_ethhdr *) buf; | |
4359 | ||
4360 | if (os_memcmp(eth->h_dest, wpa_s->own_addr, ETH_ALEN) != 0 && | |
4361 | !(eth->h_dest[0] & 0x01)) { | |
4362 | wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR " to " MACSTR | |
4363 | " (bridge - not for this interface - ignore)", | |
4364 | MAC2STR(src_addr), MAC2STR(eth->h_dest)); | |
4365 | return; | |
4366 | } | |
4367 | ||
4368 | wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR " to " MACSTR | |
4369 | " (bridge)", MAC2STR(src_addr), MAC2STR(eth->h_dest)); | |
4370 | wpa_supplicant_rx_eapol(wpa_s, src_addr, buf + sizeof(*eth), | |
4371 | len - sizeof(*eth)); | |
4372 | } | |
4373 | ||
4374 | ||
bfba8deb JM |
4375 | /** |
4376 | * wpa_supplicant_driver_init - Initialize driver interface parameters | |
4377 | * @wpa_s: Pointer to wpa_supplicant data | |
4378 | * Returns: 0 on success, -1 on failure | |
4379 | * | |
4380 | * This function is called to initialize driver interface parameters. | |
4381 | * wpa_drv_init() must have been called before this function to initialize the | |
4382 | * driver interface. | |
4383 | */ | |
4384 | int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s) | |
4385 | { | |
4386 | static int interface_count = 0; | |
4387 | ||
4388 | if (wpa_supplicant_update_mac_addr(wpa_s) < 0) | |
4389 | return -1; | |
4390 | ||
c68f6200 AS |
4391 | wpa_dbg(wpa_s, MSG_DEBUG, "Own MAC address: " MACSTR, |
4392 | MAC2STR(wpa_s->own_addr)); | |
a313d17d | 4393 | os_memcpy(wpa_s->perm_addr, wpa_s->own_addr, ETH_ALEN); |
c68f6200 AS |
4394 | wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr); |
4395 | ||
6fc6879b | 4396 | if (wpa_s->bridge_ifname[0]) { |
f049052b BG |
4397 | wpa_dbg(wpa_s, MSG_DEBUG, "Receiving packets from bridge " |
4398 | "interface '%s'", wpa_s->bridge_ifname); | |
e6dd8196 JM |
4399 | wpa_s->l2_br = l2_packet_init_bridge( |
4400 | wpa_s->bridge_ifname, wpa_s->ifname, wpa_s->own_addr, | |
4401 | ETH_P_EAPOL, wpa_supplicant_rx_eapol_bridge, wpa_s, 1); | |
6fc6879b | 4402 | if (wpa_s->l2_br == NULL) { |
f049052b BG |
4403 | wpa_msg(wpa_s, MSG_ERROR, "Failed to open l2_packet " |
4404 | "connection for the bridge interface '%s'", | |
4405 | wpa_s->bridge_ifname); | |
6fc6879b JM |
4406 | return -1; |
4407 | } | |
4408 | } | |
4409 | ||
8406cd35 JM |
4410 | if (wpa_s->conf->ap_scan == 2 && |
4411 | os_strcmp(wpa_s->driver->name, "nl80211") == 0) { | |
4412 | wpa_printf(MSG_INFO, | |
4413 | "Note: nl80211 driver interface is not designed to be used with ap_scan=2; this can result in connection failures"); | |
4414 | } | |
4415 | ||
6fc6879b JM |
4416 | wpa_clear_keys(wpa_s, NULL); |
4417 | ||
4418 | /* Make sure that TKIP countermeasures are not left enabled (could | |
4419 | * happen if wpa_supplicant is killed during countermeasures. */ | |
4420 | wpa_drv_set_countermeasures(wpa_s, 0); | |
4421 | ||
f049052b | 4422 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: flushing PMKID list in the driver"); |
6fc6879b JM |
4423 | wpa_drv_flush_pmkid(wpa_s); |
4424 | ||
ba2a573c | 4425 | wpa_s->prev_scan_ssid = WILDCARD_SSID_SCAN; |
b3aa456b ES |
4426 | wpa_s->prev_scan_wildcard = 0; |
4427 | ||
349493bd | 4428 | if (wpa_supplicant_enabled_networks(wpa_s)) { |
a0e9d892 AS |
4429 | if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) { |
4430 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); | |
4431 | interface_count = 0; | |
4432 | } | |
ee82e33d | 4433 | #ifndef ANDROID |
3a94adbf | 4434 | if (!wpa_s->p2p_mgmt && |
5d0d72a3 BG |
4435 | wpa_supplicant_delayed_sched_scan(wpa_s, |
4436 | interface_count % 3, | |
6a90053c | 4437 | 100000)) |
5d0d72a3 | 4438 | wpa_supplicant_req_scan(wpa_s, interface_count % 3, |
a4cba8f1 | 4439 | 100000); |
ee82e33d | 4440 | #endif /* ANDROID */ |
74e259ec JM |
4441 | interface_count++; |
4442 | } else | |
4443 | wpa_supplicant_set_state(wpa_s, WPA_INACTIVE); | |
6fc6879b JM |
4444 | |
4445 | return 0; | |
4446 | } | |
4447 | ||
4448 | ||
4449 | static int wpa_supplicant_daemon(const char *pid_file) | |
4450 | { | |
4451 | wpa_printf(MSG_DEBUG, "Daemonize.."); | |
4452 | return os_daemonize(pid_file); | |
4453 | } | |
4454 | ||
4455 | ||
1772d348 JM |
4456 | static struct wpa_supplicant * |
4457 | wpa_supplicant_alloc(struct wpa_supplicant *parent) | |
6fc6879b JM |
4458 | { |
4459 | struct wpa_supplicant *wpa_s; | |
4460 | ||
4461 | wpa_s = os_zalloc(sizeof(*wpa_s)); | |
4462 | if (wpa_s == NULL) | |
4463 | return NULL; | |
4115303b | 4464 | wpa_s->scan_req = INITIAL_SCAN_REQ; |
67b9bd08 | 4465 | wpa_s->scan_interval = 5; |
c302f207 | 4466 | wpa_s->new_connection = 1; |
1772d348 | 4467 | wpa_s->parent = parent ? parent : wpa_s; |
ba307f85 | 4468 | wpa_s->p2pdev = wpa_s->parent; |
cbdf3507 | 4469 | wpa_s->sched_scanning = 0; |
6fc6879b | 4470 | |
dd599908 | 4471 | dl_list_init(&wpa_s->bss_tmp_disallowed); |
5732b770 | 4472 | dl_list_init(&wpa_s->fils_hlp_req); |
dd599908 | 4473 | |
6fc6879b JM |
4474 | return wpa_s; |
4475 | } | |
4476 | ||
4477 | ||
80e8a5ee BG |
4478 | #ifdef CONFIG_HT_OVERRIDES |
4479 | ||
4480 | static int wpa_set_htcap_mcs(struct wpa_supplicant *wpa_s, | |
4481 | struct ieee80211_ht_capabilities *htcaps, | |
4482 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4483 | const char *ht_mcs) | |
4484 | { | |
4485 | /* parse ht_mcs into hex array */ | |
4486 | int i; | |
4487 | const char *tmp = ht_mcs; | |
4488 | char *end = NULL; | |
4489 | ||
4490 | /* If ht_mcs is null, do not set anything */ | |
4491 | if (!ht_mcs) | |
4492 | return 0; | |
4493 | ||
4494 | /* This is what we are setting in the kernel */ | |
4495 | os_memset(&htcaps->supported_mcs_set, 0, IEEE80211_HT_MCS_MASK_LEN); | |
4496 | ||
4497 | wpa_msg(wpa_s, MSG_DEBUG, "set_htcap, ht_mcs -:%s:-", ht_mcs); | |
4498 | ||
4499 | for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) { | |
30eddf35 JB |
4500 | long v; |
4501 | ||
80e8a5ee | 4502 | errno = 0; |
30eddf35 JB |
4503 | v = strtol(tmp, &end, 16); |
4504 | ||
80e8a5ee BG |
4505 | if (errno == 0) { |
4506 | wpa_msg(wpa_s, MSG_DEBUG, | |
4507 | "htcap value[%i]: %ld end: %p tmp: %p", | |
4508 | i, v, end, tmp); | |
4509 | if (end == tmp) | |
4510 | break; | |
4511 | ||
4512 | htcaps->supported_mcs_set[i] = v; | |
4513 | tmp = end; | |
4514 | } else { | |
4515 | wpa_msg(wpa_s, MSG_ERROR, | |
4516 | "Failed to parse ht-mcs: %s, error: %s\n", | |
4517 | ht_mcs, strerror(errno)); | |
4518 | return -1; | |
4519 | } | |
4520 | } | |
4521 | ||
4522 | /* | |
4523 | * If we were able to parse any values, then set mask for the MCS set. | |
4524 | */ | |
4525 | if (i) { | |
4526 | os_memset(&htcaps_mask->supported_mcs_set, 0xff, | |
4527 | IEEE80211_HT_MCS_MASK_LEN - 1); | |
4528 | /* skip the 3 reserved bits */ | |
4529 | htcaps_mask->supported_mcs_set[IEEE80211_HT_MCS_MASK_LEN - 1] = | |
4530 | 0x1f; | |
4531 | } | |
4532 | ||
4533 | return 0; | |
4534 | } | |
4535 | ||
4536 | ||
4537 | static int wpa_disable_max_amsdu(struct wpa_supplicant *wpa_s, | |
4538 | struct ieee80211_ht_capabilities *htcaps, | |
4539 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4540 | int disabled) | |
4541 | { | |
5bc28571 | 4542 | le16 msk; |
80e8a5ee | 4543 | |
80e8a5ee BG |
4544 | if (disabled == -1) |
4545 | return 0; | |
4546 | ||
bbdb5014 JM |
4547 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_max_amsdu: %d", disabled); |
4548 | ||
80e8a5ee BG |
4549 | msk = host_to_le16(HT_CAP_INFO_MAX_AMSDU_SIZE); |
4550 | htcaps_mask->ht_capabilities_info |= msk; | |
4551 | if (disabled) | |
4552 | htcaps->ht_capabilities_info &= msk; | |
4553 | else | |
4554 | htcaps->ht_capabilities_info |= msk; | |
4555 | ||
4556 | return 0; | |
4557 | } | |
4558 | ||
4559 | ||
4560 | static int wpa_set_ampdu_factor(struct wpa_supplicant *wpa_s, | |
4561 | struct ieee80211_ht_capabilities *htcaps, | |
4562 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4563 | int factor) | |
4564 | { | |
80e8a5ee BG |
4565 | if (factor == -1) |
4566 | return 0; | |
4567 | ||
bbdb5014 JM |
4568 | wpa_msg(wpa_s, MSG_DEBUG, "set_ampdu_factor: %d", factor); |
4569 | ||
80e8a5ee BG |
4570 | if (factor < 0 || factor > 3) { |
4571 | wpa_msg(wpa_s, MSG_ERROR, "ampdu_factor: %d out of range. " | |
4572 | "Must be 0-3 or -1", factor); | |
4573 | return -EINVAL; | |
4574 | } | |
4575 | ||
4576 | htcaps_mask->a_mpdu_params |= 0x3; /* 2 bits for factor */ | |
4577 | htcaps->a_mpdu_params &= ~0x3; | |
4578 | htcaps->a_mpdu_params |= factor & 0x3; | |
4579 | ||
4580 | return 0; | |
4581 | } | |
4582 | ||
4583 | ||
4584 | static int wpa_set_ampdu_density(struct wpa_supplicant *wpa_s, | |
4585 | struct ieee80211_ht_capabilities *htcaps, | |
4586 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4587 | int density) | |
4588 | { | |
80e8a5ee BG |
4589 | if (density == -1) |
4590 | return 0; | |
4591 | ||
bbdb5014 JM |
4592 | wpa_msg(wpa_s, MSG_DEBUG, "set_ampdu_density: %d", density); |
4593 | ||
80e8a5ee BG |
4594 | if (density < 0 || density > 7) { |
4595 | wpa_msg(wpa_s, MSG_ERROR, | |
4596 | "ampdu_density: %d out of range. Must be 0-7 or -1.", | |
4597 | density); | |
4598 | return -EINVAL; | |
4599 | } | |
4600 | ||
4601 | htcaps_mask->a_mpdu_params |= 0x1C; | |
4602 | htcaps->a_mpdu_params &= ~(0x1C); | |
4603 | htcaps->a_mpdu_params |= (density << 2) & 0x1C; | |
4604 | ||
4605 | return 0; | |
4606 | } | |
4607 | ||
4608 | ||
4609 | static int wpa_set_disable_ht40(struct wpa_supplicant *wpa_s, | |
4610 | struct ieee80211_ht_capabilities *htcaps, | |
4611 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4612 | int disabled) | |
4613 | { | |
bbdb5014 JM |
4614 | if (disabled) |
4615 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_ht40: %d", disabled); | |
80e8a5ee | 4616 | |
9eb5757a MH |
4617 | set_disable_ht40(htcaps, disabled); |
4618 | set_disable_ht40(htcaps_mask, 0); | |
80e8a5ee BG |
4619 | |
4620 | return 0; | |
4621 | } | |
4622 | ||
4623 | ||
a90497f8 BG |
4624 | static int wpa_set_disable_sgi(struct wpa_supplicant *wpa_s, |
4625 | struct ieee80211_ht_capabilities *htcaps, | |
4626 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4627 | int disabled) | |
4628 | { | |
4629 | /* Masking these out disables SGI */ | |
5bc28571 JM |
4630 | le16 msk = host_to_le16(HT_CAP_INFO_SHORT_GI20MHZ | |
4631 | HT_CAP_INFO_SHORT_GI40MHZ); | |
a90497f8 | 4632 | |
bbdb5014 JM |
4633 | if (disabled) |
4634 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_sgi: %d", disabled); | |
a90497f8 BG |
4635 | |
4636 | if (disabled) | |
4637 | htcaps->ht_capabilities_info &= ~msk; | |
4638 | else | |
4639 | htcaps->ht_capabilities_info |= msk; | |
4640 | ||
4641 | htcaps_mask->ht_capabilities_info |= msk; | |
4642 | ||
4643 | return 0; | |
4644 | } | |
4645 | ||
4646 | ||
39a5800f PK |
4647 | static int wpa_set_disable_ldpc(struct wpa_supplicant *wpa_s, |
4648 | struct ieee80211_ht_capabilities *htcaps, | |
4649 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4650 | int disabled) | |
4651 | { | |
4652 | /* Masking these out disables LDPC */ | |
5bc28571 | 4653 | le16 msk = host_to_le16(HT_CAP_INFO_LDPC_CODING_CAP); |
39a5800f | 4654 | |
bbdb5014 JM |
4655 | if (disabled) |
4656 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_ldpc: %d", disabled); | |
39a5800f PK |
4657 | |
4658 | if (disabled) | |
4659 | htcaps->ht_capabilities_info &= ~msk; | |
4660 | else | |
4661 | htcaps->ht_capabilities_info |= msk; | |
4662 | ||
4663 | htcaps_mask->ht_capabilities_info |= msk; | |
4664 | ||
4665 | return 0; | |
4666 | } | |
4667 | ||
4668 | ||
cdeea70f SM |
4669 | static int wpa_set_tx_stbc(struct wpa_supplicant *wpa_s, |
4670 | struct ieee80211_ht_capabilities *htcaps, | |
4671 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4672 | int tx_stbc) | |
4673 | { | |
4674 | le16 msk = host_to_le16(HT_CAP_INFO_TX_STBC); | |
4675 | ||
cdeea70f SM |
4676 | if (tx_stbc == -1) |
4677 | return 0; | |
4678 | ||
bbdb5014 JM |
4679 | wpa_msg(wpa_s, MSG_DEBUG, "set_tx_stbc: %d", tx_stbc); |
4680 | ||
cdeea70f SM |
4681 | if (tx_stbc < 0 || tx_stbc > 1) { |
4682 | wpa_msg(wpa_s, MSG_ERROR, | |
4683 | "tx_stbc: %d out of range. Must be 0-1 or -1", tx_stbc); | |
4684 | return -EINVAL; | |
4685 | } | |
4686 | ||
4687 | htcaps_mask->ht_capabilities_info |= msk; | |
4688 | htcaps->ht_capabilities_info &= ~msk; | |
4689 | htcaps->ht_capabilities_info |= (tx_stbc << 7) & msk; | |
4690 | ||
4691 | return 0; | |
4692 | } | |
4693 | ||
4694 | ||
4695 | static int wpa_set_rx_stbc(struct wpa_supplicant *wpa_s, | |
4696 | struct ieee80211_ht_capabilities *htcaps, | |
4697 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4698 | int rx_stbc) | |
4699 | { | |
4700 | le16 msk = host_to_le16(HT_CAP_INFO_RX_STBC_MASK); | |
4701 | ||
cdeea70f SM |
4702 | if (rx_stbc == -1) |
4703 | return 0; | |
4704 | ||
bbdb5014 JM |
4705 | wpa_msg(wpa_s, MSG_DEBUG, "set_rx_stbc: %d", rx_stbc); |
4706 | ||
cdeea70f SM |
4707 | if (rx_stbc < 0 || rx_stbc > 3) { |
4708 | wpa_msg(wpa_s, MSG_ERROR, | |
4709 | "rx_stbc: %d out of range. Must be 0-3 or -1", rx_stbc); | |
4710 | return -EINVAL; | |
4711 | } | |
4712 | ||
4713 | htcaps_mask->ht_capabilities_info |= msk; | |
4714 | htcaps->ht_capabilities_info &= ~msk; | |
4715 | htcaps->ht_capabilities_info |= (rx_stbc << 8) & msk; | |
4716 | ||
4717 | return 0; | |
4718 | } | |
4719 | ||
4720 | ||
80e8a5ee BG |
4721 | void wpa_supplicant_apply_ht_overrides( |
4722 | struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, | |
4723 | struct wpa_driver_associate_params *params) | |
4724 | { | |
4725 | struct ieee80211_ht_capabilities *htcaps; | |
4726 | struct ieee80211_ht_capabilities *htcaps_mask; | |
4727 | ||
4728 | if (!ssid) | |
4729 | return; | |
4730 | ||
4731 | params->disable_ht = ssid->disable_ht; | |
4732 | if (!params->htcaps || !params->htcaps_mask) | |
4733 | return; | |
4734 | ||
4735 | htcaps = (struct ieee80211_ht_capabilities *) params->htcaps; | |
4736 | htcaps_mask = (struct ieee80211_ht_capabilities *) params->htcaps_mask; | |
4737 | wpa_set_htcap_mcs(wpa_s, htcaps, htcaps_mask, ssid->ht_mcs); | |
4738 | wpa_disable_max_amsdu(wpa_s, htcaps, htcaps_mask, | |
4739 | ssid->disable_max_amsdu); | |
4740 | wpa_set_ampdu_factor(wpa_s, htcaps, htcaps_mask, ssid->ampdu_factor); | |
4741 | wpa_set_ampdu_density(wpa_s, htcaps, htcaps_mask, ssid->ampdu_density); | |
4742 | wpa_set_disable_ht40(wpa_s, htcaps, htcaps_mask, ssid->disable_ht40); | |
a90497f8 | 4743 | wpa_set_disable_sgi(wpa_s, htcaps, htcaps_mask, ssid->disable_sgi); |
39a5800f | 4744 | wpa_set_disable_ldpc(wpa_s, htcaps, htcaps_mask, ssid->disable_ldpc); |
cdeea70f SM |
4745 | wpa_set_rx_stbc(wpa_s, htcaps, htcaps_mask, ssid->rx_stbc); |
4746 | wpa_set_tx_stbc(wpa_s, htcaps, htcaps_mask, ssid->tx_stbc); | |
d41cc8cc JM |
4747 | |
4748 | if (ssid->ht40_intolerant) { | |
5bc28571 | 4749 | le16 bit = host_to_le16(HT_CAP_INFO_40MHZ_INTOLERANT); |
d41cc8cc JM |
4750 | htcaps->ht_capabilities_info |= bit; |
4751 | htcaps_mask->ht_capabilities_info |= bit; | |
4752 | } | |
80e8a5ee BG |
4753 | } |
4754 | ||
4755 | #endif /* CONFIG_HT_OVERRIDES */ | |
4756 | ||
4757 | ||
e9ee8dc3 JB |
4758 | #ifdef CONFIG_VHT_OVERRIDES |
4759 | void wpa_supplicant_apply_vht_overrides( | |
4760 | struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, | |
4761 | struct wpa_driver_associate_params *params) | |
4762 | { | |
4763 | struct ieee80211_vht_capabilities *vhtcaps; | |
4764 | struct ieee80211_vht_capabilities *vhtcaps_mask; | |
4765 | ||
4766 | if (!ssid) | |
4767 | return; | |
4768 | ||
4769 | params->disable_vht = ssid->disable_vht; | |
4770 | ||
4771 | vhtcaps = (void *) params->vhtcaps; | |
4772 | vhtcaps_mask = (void *) params->vhtcaps_mask; | |
4773 | ||
4774 | if (!vhtcaps || !vhtcaps_mask) | |
4775 | return; | |
4776 | ||
4d8d710f JM |
4777 | vhtcaps->vht_capabilities_info = host_to_le32(ssid->vht_capa); |
4778 | vhtcaps_mask->vht_capabilities_info = host_to_le32(ssid->vht_capa_mask); | |
e9ee8dc3 | 4779 | |
4f560cde | 4780 | #ifdef CONFIG_HT_OVERRIDES |
fd83a808 BG |
4781 | if (ssid->disable_sgi) { |
4782 | vhtcaps_mask->vht_capabilities_info |= (VHT_CAP_SHORT_GI_80 | | |
4783 | VHT_CAP_SHORT_GI_160); | |
4784 | vhtcaps->vht_capabilities_info &= ~(VHT_CAP_SHORT_GI_80 | | |
4785 | VHT_CAP_SHORT_GI_160); | |
4786 | wpa_msg(wpa_s, MSG_DEBUG, | |
4787 | "disable-sgi override specified, vht-caps: 0x%x", | |
4788 | vhtcaps->vht_capabilities_info); | |
4789 | } | |
4790 | ||
4f560cde | 4791 | /* if max ampdu is <= 3, we have to make the HT cap the same */ |
b0f33467 JM |
4792 | if (ssid->vht_capa_mask & VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX) { |
4793 | int max_ampdu; | |
4794 | ||
4795 | max_ampdu = (ssid->vht_capa & | |
4796 | VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX) >> | |
4797 | VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX_SHIFT; | |
4f560cde EP |
4798 | |
4799 | max_ampdu = max_ampdu < 3 ? max_ampdu : 3; | |
4800 | wpa_set_ampdu_factor(wpa_s, | |
4801 | (void *) params->htcaps, | |
4802 | (void *) params->htcaps_mask, | |
4803 | max_ampdu); | |
4804 | } | |
4805 | #endif /* CONFIG_HT_OVERRIDES */ | |
4806 | ||
e9ee8dc3 JB |
4807 | #define OVERRIDE_MCS(i) \ |
4808 | if (ssid->vht_tx_mcs_nss_ ##i >= 0) { \ | |
4809 | vhtcaps_mask->vht_supported_mcs_set.tx_map |= \ | |
4d8d710f | 4810 | host_to_le16(3 << 2 * (i - 1)); \ |
e9ee8dc3 | 4811 | vhtcaps->vht_supported_mcs_set.tx_map |= \ |
4d8d710f JM |
4812 | host_to_le16(ssid->vht_tx_mcs_nss_ ##i << \ |
4813 | 2 * (i - 1)); \ | |
e9ee8dc3 JB |
4814 | } \ |
4815 | if (ssid->vht_rx_mcs_nss_ ##i >= 0) { \ | |
4816 | vhtcaps_mask->vht_supported_mcs_set.rx_map |= \ | |
4d8d710f | 4817 | host_to_le16(3 << 2 * (i - 1)); \ |
e9ee8dc3 | 4818 | vhtcaps->vht_supported_mcs_set.rx_map |= \ |
4d8d710f JM |
4819 | host_to_le16(ssid->vht_rx_mcs_nss_ ##i << \ |
4820 | 2 * (i - 1)); \ | |
e9ee8dc3 JB |
4821 | } |
4822 | ||
4823 | OVERRIDE_MCS(1); | |
4824 | OVERRIDE_MCS(2); | |
4825 | OVERRIDE_MCS(3); | |
4826 | OVERRIDE_MCS(4); | |
4827 | OVERRIDE_MCS(5); | |
4828 | OVERRIDE_MCS(6); | |
4829 | OVERRIDE_MCS(7); | |
4830 | OVERRIDE_MCS(8); | |
4831 | } | |
4832 | #endif /* CONFIG_VHT_OVERRIDES */ | |
4833 | ||
4834 | ||
f64adcd7 JM |
4835 | static int pcsc_reader_init(struct wpa_supplicant *wpa_s) |
4836 | { | |
4837 | #ifdef PCSC_FUNCS | |
4838 | size_t len; | |
4839 | ||
4840 | if (!wpa_s->conf->pcsc_reader) | |
4841 | return 0; | |
4842 | ||
22cf7d73 | 4843 | wpa_s->scard = scard_init(wpa_s->conf->pcsc_reader); |
f64adcd7 JM |
4844 | if (!wpa_s->scard) |
4845 | return 1; | |
4846 | ||
4847 | if (wpa_s->conf->pcsc_pin && | |
4848 | scard_set_pin(wpa_s->scard, wpa_s->conf->pcsc_pin) < 0) { | |
4849 | scard_deinit(wpa_s->scard); | |
4850 | wpa_s->scard = NULL; | |
4851 | wpa_msg(wpa_s, MSG_ERROR, "PC/SC PIN validation failed"); | |
4852 | return -1; | |
4853 | } | |
4854 | ||
4855 | len = sizeof(wpa_s->imsi) - 1; | |
4856 | if (scard_get_imsi(wpa_s->scard, wpa_s->imsi, &len)) { | |
4857 | scard_deinit(wpa_s->scard); | |
4858 | wpa_s->scard = NULL; | |
4859 | wpa_msg(wpa_s, MSG_ERROR, "Could not read IMSI"); | |
4860 | return -1; | |
4861 | } | |
4862 | wpa_s->imsi[len] = '\0'; | |
4863 | ||
4864 | wpa_s->mnc_len = scard_get_mnc_len(wpa_s->scard); | |
4865 | ||
4866 | wpa_printf(MSG_DEBUG, "SCARD: IMSI %s (MNC length %d)", | |
4867 | wpa_s->imsi, wpa_s->mnc_len); | |
4868 | ||
4869 | wpa_sm_set_scard_ctx(wpa_s->wpa, wpa_s->scard); | |
4870 | eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard); | |
4871 | #endif /* PCSC_FUNCS */ | |
4872 | ||
4873 | return 0; | |
4874 | } | |
4875 | ||
4876 | ||
306ae225 JM |
4877 | int wpas_init_ext_pw(struct wpa_supplicant *wpa_s) |
4878 | { | |
4879 | char *val, *pos; | |
4880 | ||
4881 | ext_password_deinit(wpa_s->ext_pw); | |
4882 | wpa_s->ext_pw = NULL; | |
4883 | eapol_sm_set_ext_pw_ctx(wpa_s->eapol, NULL); | |
4884 | ||
4885 | if (!wpa_s->conf->ext_password_backend) | |
4886 | return 0; | |
4887 | ||
4888 | val = os_strdup(wpa_s->conf->ext_password_backend); | |
4889 | if (val == NULL) | |
4890 | return -1; | |
4891 | pos = os_strchr(val, ':'); | |
4892 | if (pos) | |
4893 | *pos++ = '\0'; | |
4894 | ||
4895 | wpa_printf(MSG_DEBUG, "EXT PW: Initialize backend '%s'", val); | |
4896 | ||
4897 | wpa_s->ext_pw = ext_password_init(val, pos); | |
4898 | os_free(val); | |
4899 | if (wpa_s->ext_pw == NULL) { | |
4900 | wpa_printf(MSG_DEBUG, "EXT PW: Failed to initialize backend"); | |
4901 | return -1; | |
4902 | } | |
4903 | eapol_sm_set_ext_pw_ctx(wpa_s->eapol, wpa_s->ext_pw); | |
4904 | ||
4905 | return 0; | |
4906 | } | |
4907 | ||
4908 | ||
b36a3a65 AN |
4909 | #ifdef CONFIG_FST |
4910 | ||
4911 | static const u8 * wpas_fst_get_bssid_cb(void *ctx) | |
4912 | { | |
4913 | struct wpa_supplicant *wpa_s = ctx; | |
4914 | ||
4915 | return (is_zero_ether_addr(wpa_s->bssid) || | |
4916 | wpa_s->wpa_state != WPA_COMPLETED) ? NULL : wpa_s->bssid; | |
4917 | } | |
4918 | ||
4919 | ||
4920 | static void wpas_fst_get_channel_info_cb(void *ctx, | |
4921 | enum hostapd_hw_mode *hw_mode, | |
4922 | u8 *channel) | |
4923 | { | |
4924 | struct wpa_supplicant *wpa_s = ctx; | |
4925 | ||
4926 | if (wpa_s->current_bss) { | |
4927 | *hw_mode = ieee80211_freq_to_chan(wpa_s->current_bss->freq, | |
4928 | channel); | |
4929 | } else if (wpa_s->hw.num_modes) { | |
4930 | *hw_mode = wpa_s->hw.modes[0].mode; | |
4931 | } else { | |
4932 | WPA_ASSERT(0); | |
4933 | *hw_mode = 0; | |
4934 | } | |
4935 | } | |
4936 | ||
4937 | ||
4938 | static int wpas_fst_get_hw_modes(void *ctx, struct hostapd_hw_modes **modes) | |
4939 | { | |
4940 | struct wpa_supplicant *wpa_s = ctx; | |
4941 | ||
4942 | *modes = wpa_s->hw.modes; | |
4943 | return wpa_s->hw.num_modes; | |
4944 | } | |
4945 | ||
4946 | ||
84bcb4e7 | 4947 | static void wpas_fst_set_ies_cb(void *ctx, const struct wpabuf *fst_ies) |
b36a3a65 AN |
4948 | { |
4949 | struct wpa_supplicant *wpa_s = ctx; | |
4950 | ||
b7a07937 | 4951 | wpa_hexdump_buf(MSG_DEBUG, "FST: Set IEs", fst_ies); |
b36a3a65 AN |
4952 | wpa_s->fst_ies = fst_ies; |
4953 | } | |
4954 | ||
4955 | ||
4956 | static int wpas_fst_send_action_cb(void *ctx, const u8 *da, struct wpabuf *data) | |
4957 | { | |
4958 | struct wpa_supplicant *wpa_s = ctx; | |
4959 | ||
0da35523 JM |
4960 | if (os_memcmp(wpa_s->bssid, da, ETH_ALEN) != 0) { |
4961 | wpa_printf(MSG_INFO, "FST:%s:bssid=" MACSTR " != da=" MACSTR, | |
4962 | __func__, MAC2STR(wpa_s->bssid), MAC2STR(da)); | |
4963 | return -1; | |
4964 | } | |
b36a3a65 | 4965 | return wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, wpa_s->bssid, |
0da35523 JM |
4966 | wpa_s->own_addr, wpa_s->bssid, |
4967 | wpabuf_head(data), wpabuf_len(data), | |
b36a3a65 AN |
4968 | 0); |
4969 | } | |
4970 | ||
4971 | ||
a0f04da5 | 4972 | static const struct wpabuf * wpas_fst_get_mb_ie_cb(void *ctx, const u8 *addr) |
b36a3a65 AN |
4973 | { |
4974 | struct wpa_supplicant *wpa_s = ctx; | |
4975 | ||
4976 | WPA_ASSERT(os_memcmp(wpa_s->bssid, addr, ETH_ALEN) == 0); | |
4977 | return wpa_s->received_mb_ies; | |
4978 | } | |
4979 | ||
4980 | ||
4981 | static void wpas_fst_update_mb_ie_cb(void *ctx, const u8 *addr, | |
4982 | const u8 *buf, size_t size) | |
4983 | { | |
4984 | struct wpa_supplicant *wpa_s = ctx; | |
4985 | struct mb_ies_info info; | |
4986 | ||
4987 | WPA_ASSERT(os_memcmp(wpa_s->bssid, addr, ETH_ALEN) == 0); | |
4988 | ||
4989 | if (!mb_ies_info_by_ies(&info, buf, size)) { | |
4990 | wpabuf_free(wpa_s->received_mb_ies); | |
4991 | wpa_s->received_mb_ies = mb_ies_by_info(&info); | |
4992 | } | |
4993 | } | |
4994 | ||
4995 | ||
39cdd3a0 JM |
4996 | static const u8 * wpas_fst_get_peer_first(void *ctx, |
4997 | struct fst_get_peer_ctx **get_ctx, | |
4998 | Boolean mb_only) | |
b36a3a65 AN |
4999 | { |
5000 | struct wpa_supplicant *wpa_s = ctx; | |
5001 | ||
5002 | *get_ctx = NULL; | |
5003 | if (!is_zero_ether_addr(wpa_s->bssid)) | |
5004 | return (wpa_s->received_mb_ies || !mb_only) ? | |
5005 | wpa_s->bssid : NULL; | |
5006 | return NULL; | |
5007 | } | |
5008 | ||
5009 | ||
39cdd3a0 JM |
5010 | static const u8 * wpas_fst_get_peer_next(void *ctx, |
5011 | struct fst_get_peer_ctx **get_ctx, | |
5012 | Boolean mb_only) | |
b36a3a65 AN |
5013 | { |
5014 | return NULL; | |
5015 | } | |
5016 | ||
5017 | void fst_wpa_supplicant_fill_iface_obj(struct wpa_supplicant *wpa_s, | |
5018 | struct fst_wpa_obj *iface_obj) | |
5019 | { | |
5020 | iface_obj->ctx = wpa_s; | |
5021 | iface_obj->get_bssid = wpas_fst_get_bssid_cb; | |
5022 | iface_obj->get_channel_info = wpas_fst_get_channel_info_cb; | |
5023 | iface_obj->get_hw_modes = wpas_fst_get_hw_modes; | |
5024 | iface_obj->set_ies = wpas_fst_set_ies_cb; | |
5025 | iface_obj->send_action = wpas_fst_send_action_cb; | |
5026 | iface_obj->get_mb_ie = wpas_fst_get_mb_ie_cb; | |
5027 | iface_obj->update_mb_ie = wpas_fst_update_mb_ie_cb; | |
5028 | iface_obj->get_peer_first = wpas_fst_get_peer_first; | |
5029 | iface_obj->get_peer_next = wpas_fst_get_peer_next; | |
5030 | } | |
5031 | #endif /* CONFIG_FST */ | |
5032 | ||
a520bf4a | 5033 | static int wpas_set_wowlan_triggers(struct wpa_supplicant *wpa_s, |
6cbdb0c5 | 5034 | const struct wpa_driver_capa *capa) |
e4fa8b12 | 5035 | { |
88cb27c7 DS |
5036 | struct wowlan_triggers *triggers; |
5037 | int ret = 0; | |
e4fa8b12 EP |
5038 | |
5039 | if (!wpa_s->conf->wowlan_triggers) | |
5040 | return 0; | |
5041 | ||
88cb27c7 DS |
5042 | triggers = wpa_get_wowlan_triggers(wpa_s->conf->wowlan_triggers, capa); |
5043 | if (triggers) { | |
5044 | ret = wpa_drv_wowlan(wpa_s, triggers); | |
5045 | os_free(triggers); | |
e4fa8b12 | 5046 | } |
e4fa8b12 EP |
5047 | return ret; |
5048 | } | |
5049 | ||
5050 | ||
2b6e9f91 | 5051 | enum wpa_radio_work_band wpas_freq_to_band(int freq) |
e903d32d KV |
5052 | { |
5053 | if (freq < 3000) | |
5054 | return BAND_2_4_GHZ; | |
5055 | if (freq > 50000) | |
5056 | return BAND_60_GHZ; | |
5057 | return BAND_5_GHZ; | |
5058 | } | |
5059 | ||
5060 | ||
2b6e9f91 | 5061 | unsigned int wpas_get_bands(struct wpa_supplicant *wpa_s, const int *freqs) |
e903d32d KV |
5062 | { |
5063 | int i; | |
5064 | unsigned int band = 0; | |
5065 | ||
5066 | if (freqs) { | |
5067 | /* freqs are specified for the radio work */ | |
5068 | for (i = 0; freqs[i]; i++) | |
5069 | band |= wpas_freq_to_band(freqs[i]); | |
5070 | } else { | |
5071 | /* | |
5072 | * freqs are not specified, implies all | |
5073 | * the supported freqs by HW | |
5074 | */ | |
5075 | for (i = 0; i < wpa_s->hw.num_modes; i++) { | |
5076 | if (wpa_s->hw.modes[i].num_channels != 0) { | |
5077 | if (wpa_s->hw.modes[i].mode == | |
5078 | HOSTAPD_MODE_IEEE80211B || | |
5079 | wpa_s->hw.modes[i].mode == | |
5080 | HOSTAPD_MODE_IEEE80211G) | |
5081 | band |= BAND_2_4_GHZ; | |
5082 | else if (wpa_s->hw.modes[i].mode == | |
5083 | HOSTAPD_MODE_IEEE80211A) | |
5084 | band |= BAND_5_GHZ; | |
5085 | else if (wpa_s->hw.modes[i].mode == | |
5086 | HOSTAPD_MODE_IEEE80211AD) | |
5087 | band |= BAND_60_GHZ; | |
5088 | else if (wpa_s->hw.modes[i].mode == | |
5089 | HOSTAPD_MODE_IEEE80211ANY) | |
5090 | band = BAND_2_4_GHZ | BAND_5_GHZ | | |
5091 | BAND_60_GHZ; | |
5092 | } | |
5093 | } | |
5094 | } | |
5095 | ||
5096 | return band; | |
5097 | } | |
5098 | ||
5099 | ||
202dec2a JM |
5100 | static struct wpa_radio * radio_add_interface(struct wpa_supplicant *wpa_s, |
5101 | const char *rn) | |
5102 | { | |
5103 | struct wpa_supplicant *iface = wpa_s->global->ifaces; | |
5104 | struct wpa_radio *radio; | |
5105 | ||
5106 | while (rn && iface) { | |
5107 | radio = iface->radio; | |
5108 | if (radio && os_strcmp(rn, radio->name) == 0) { | |
5109 | wpa_printf(MSG_DEBUG, "Add interface %s to existing radio %s", | |
5110 | wpa_s->ifname, rn); | |
5111 | dl_list_add(&radio->ifaces, &wpa_s->radio_list); | |
5112 | return radio; | |
5113 | } | |
b154a24e TB |
5114 | |
5115 | iface = iface->next; | |
202dec2a JM |
5116 | } |
5117 | ||
5118 | wpa_printf(MSG_DEBUG, "Add interface %s to a new radio %s", | |
5119 | wpa_s->ifname, rn ? rn : "N/A"); | |
5120 | radio = os_zalloc(sizeof(*radio)); | |
5121 | if (radio == NULL) | |
5122 | return NULL; | |
5123 | ||
5124 | if (rn) | |
5125 | os_strlcpy(radio->name, rn, sizeof(radio->name)); | |
5126 | dl_list_init(&radio->ifaces); | |
b1ae396f | 5127 | dl_list_init(&radio->work); |
202dec2a JM |
5128 | dl_list_add(&radio->ifaces, &wpa_s->radio_list); |
5129 | ||
5130 | return radio; | |
5131 | } | |
5132 | ||
5133 | ||
b1ae396f JM |
5134 | static void radio_work_free(struct wpa_radio_work *work) |
5135 | { | |
d12a51b5 JM |
5136 | if (work->wpa_s->scan_work == work) { |
5137 | /* This should not really happen. */ | |
5138 | wpa_dbg(work->wpa_s, MSG_INFO, "Freeing radio work '%s'@%p (started=%d) that is marked as scan_work", | |
5139 | work->type, work, work->started); | |
5140 | work->wpa_s->scan_work = NULL; | |
5141 | } | |
5142 | ||
1b5d4714 JM |
5143 | #ifdef CONFIG_P2P |
5144 | if (work->wpa_s->p2p_scan_work == work) { | |
5145 | /* This should not really happen. */ | |
5146 | wpa_dbg(work->wpa_s, MSG_INFO, "Freeing radio work '%s'@%p (started=%d) that is marked as p2p_scan_work", | |
5147 | work->type, work, work->started); | |
5148 | work->wpa_s->p2p_scan_work = NULL; | |
5149 | } | |
5150 | #endif /* CONFIG_P2P */ | |
5151 | ||
e903d32d KV |
5152 | if (work->started) { |
5153 | work->wpa_s->radio->num_active_works--; | |
5154 | wpa_dbg(work->wpa_s, MSG_DEBUG, | |
7ed5337d | 5155 | "radio_work_free('%s'@%p): num_active_works --> %u", |
e903d32d KV |
5156 | work->type, work, |
5157 | work->wpa_s->radio->num_active_works); | |
5158 | } | |
5159 | ||
b1ae396f JM |
5160 | dl_list_del(&work->list); |
5161 | os_free(work); | |
5162 | } | |
5163 | ||
5164 | ||
4c6f450c JM |
5165 | static int radio_work_is_connect(struct wpa_radio_work *work) |
5166 | { | |
5167 | return os_strcmp(work->type, "sme-connect") == 0 || | |
5168 | os_strcmp(work->type, "connect") == 0; | |
5169 | } | |
5170 | ||
5171 | ||
85b6b6b6 SD |
5172 | static int radio_work_is_scan(struct wpa_radio_work *work) |
5173 | { | |
5174 | return os_strcmp(work->type, "scan") == 0 || | |
5175 | os_strcmp(work->type, "p2p-scan") == 0; | |
5176 | } | |
5177 | ||
5178 | ||
e903d32d KV |
5179 | static struct wpa_radio_work * radio_work_get_next_work(struct wpa_radio *radio) |
5180 | { | |
5181 | struct wpa_radio_work *active_work = NULL; | |
5182 | struct wpa_radio_work *tmp; | |
5183 | ||
5184 | /* Get the active work to know the type and band. */ | |
5185 | dl_list_for_each(tmp, &radio->work, struct wpa_radio_work, list) { | |
5186 | if (tmp->started) { | |
5187 | active_work = tmp; | |
5188 | break; | |
5189 | } | |
5190 | } | |
5191 | ||
5192 | if (!active_work) { | |
5193 | /* No active work, start one */ | |
5194 | radio->num_active_works = 0; | |
5195 | dl_list_for_each(tmp, &radio->work, struct wpa_radio_work, | |
5196 | list) { | |
5197 | if (os_strcmp(tmp->type, "scan") == 0 && | |
5198 | radio->external_scan_running && | |
5199 | (((struct wpa_driver_scan_params *) | |
5200 | tmp->ctx)->only_new_results || | |
5201 | tmp->wpa_s->clear_driver_scan_cache)) | |
5202 | continue; | |
5203 | return tmp; | |
5204 | } | |
5205 | return NULL; | |
5206 | } | |
5207 | ||
4c6f450c | 5208 | if (radio_work_is_connect(active_work)) { |
e903d32d KV |
5209 | /* |
5210 | * If the active work is either connect or sme-connect, | |
5211 | * do not parallelize them with other radio works. | |
5212 | */ | |
5213 | wpa_dbg(active_work->wpa_s, MSG_DEBUG, | |
5214 | "Do not parallelize radio work with %s", | |
5215 | active_work->type); | |
5216 | return NULL; | |
5217 | } | |
5218 | ||
5219 | dl_list_for_each(tmp, &radio->work, struct wpa_radio_work, list) { | |
5220 | if (tmp->started) | |
5221 | continue; | |
5222 | ||
5223 | /* | |
5224 | * If connect or sme-connect are enqueued, parallelize only | |
5225 | * those operations ahead of them in the queue. | |
5226 | */ | |
4c6f450c | 5227 | if (radio_work_is_connect(tmp)) |
e903d32d KV |
5228 | break; |
5229 | ||
85b6b6b6 SD |
5230 | /* Serialize parallel scan and p2p_scan operations on the same |
5231 | * interface since the driver_nl80211 mechanism for tracking | |
5232 | * scan cookies does not yet have support for this. */ | |
5233 | if (active_work->wpa_s == tmp->wpa_s && | |
5234 | radio_work_is_scan(active_work) && | |
5235 | radio_work_is_scan(tmp)) { | |
5236 | wpa_dbg(active_work->wpa_s, MSG_DEBUG, | |
5237 | "Do not start work '%s' when another work '%s' is already scheduled", | |
5238 | tmp->type, active_work->type); | |
5239 | continue; | |
5240 | } | |
e903d32d KV |
5241 | /* |
5242 | * Check that the radio works are distinct and | |
5243 | * on different bands. | |
5244 | */ | |
5245 | if (os_strcmp(active_work->type, tmp->type) != 0 && | |
5246 | (active_work->bands != tmp->bands)) { | |
5247 | /* | |
5248 | * If a scan has to be scheduled through nl80211 scan | |
5249 | * interface and if an external scan is already running, | |
5250 | * do not schedule the scan since it is likely to get | |
5251 | * rejected by kernel. | |
5252 | */ | |
5253 | if (os_strcmp(tmp->type, "scan") == 0 && | |
5254 | radio->external_scan_running && | |
5255 | (((struct wpa_driver_scan_params *) | |
5256 | tmp->ctx)->only_new_results || | |
5257 | tmp->wpa_s->clear_driver_scan_cache)) | |
5258 | continue; | |
5259 | ||
5260 | wpa_dbg(active_work->wpa_s, MSG_DEBUG, | |
5261 | "active_work:%s new_work:%s", | |
5262 | active_work->type, tmp->type); | |
5263 | return tmp; | |
5264 | } | |
5265 | } | |
5266 | ||
5267 | /* Did not find a radio work to schedule in parallel. */ | |
5268 | return NULL; | |
5269 | } | |
5270 | ||
5271 | ||
b1ae396f JM |
5272 | static void radio_start_next_work(void *eloop_ctx, void *timeout_ctx) |
5273 | { | |
5274 | struct wpa_radio *radio = eloop_ctx; | |
5275 | struct wpa_radio_work *work; | |
5276 | struct os_reltime now, diff; | |
6428d0a7 | 5277 | struct wpa_supplicant *wpa_s; |
b1ae396f JM |
5278 | |
5279 | work = dl_list_first(&radio->work, struct wpa_radio_work, list); | |
e903d32d KV |
5280 | if (work == NULL) { |
5281 | radio->num_active_works = 0; | |
b1ae396f | 5282 | return; |
e903d32d | 5283 | } |
b1ae396f | 5284 | |
6428d0a7 JM |
5285 | wpa_s = dl_list_first(&radio->ifaces, struct wpa_supplicant, |
5286 | radio_list); | |
e903d32d KV |
5287 | |
5288 | if (!(wpa_s && | |
5289 | wpa_s->drv_flags & WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS)) { | |
5290 | if (work->started) | |
5291 | return; /* already started and still in progress */ | |
5292 | ||
5293 | if (wpa_s && wpa_s->radio->external_scan_running) { | |
5294 | wpa_printf(MSG_DEBUG, "Delay radio work start until externally triggered scan completes"); | |
5295 | return; | |
5296 | } | |
5297 | } else { | |
5298 | work = NULL; | |
5299 | if (radio->num_active_works < MAX_ACTIVE_WORKS) { | |
5300 | /* get the work to schedule next */ | |
5301 | work = radio_work_get_next_work(radio); | |
5302 | } | |
5303 | if (!work) | |
5304 | return; | |
6428d0a7 JM |
5305 | } |
5306 | ||
e903d32d | 5307 | wpa_s = work->wpa_s; |
b1ae396f JM |
5308 | os_get_reltime(&now); |
5309 | os_reltime_sub(&now, &work->time, &diff); | |
e903d32d KV |
5310 | wpa_dbg(wpa_s, MSG_DEBUG, |
5311 | "Starting radio work '%s'@%p after %ld.%06ld second wait", | |
b1ae396f JM |
5312 | work->type, work, diff.sec, diff.usec); |
5313 | work->started = 1; | |
5314 | work->time = now; | |
e903d32d KV |
5315 | radio->num_active_works++; |
5316 | ||
b1ae396f | 5317 | work->cb(work, 0); |
e903d32d KV |
5318 | |
5319 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS) && | |
5320 | radio->num_active_works < MAX_ACTIVE_WORKS) | |
5321 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5322 | } |
5323 | ||
5324 | ||
b3253ebb AO |
5325 | /* |
5326 | * This function removes both started and pending radio works running on | |
5327 | * the provided interface's radio. | |
5328 | * Prior to the removal of the radio work, its callback (cb) is called with | |
5329 | * deinit set to be 1. Each work's callback is responsible for clearing its | |
5330 | * internal data and restoring to a correct state. | |
5331 | * @wpa_s: wpa_supplicant data | |
5332 | * @type: type of works to be removed | |
5333 | * @remove_all: 1 to remove all the works on this radio, 0 to remove only | |
5334 | * this interface's works. | |
5335 | */ | |
5336 | void radio_remove_works(struct wpa_supplicant *wpa_s, | |
5337 | const char *type, int remove_all) | |
b1ae396f JM |
5338 | { |
5339 | struct wpa_radio_work *work, *tmp; | |
5340 | struct wpa_radio *radio = wpa_s->radio; | |
5341 | ||
5342 | dl_list_for_each_safe(work, tmp, &radio->work, struct wpa_radio_work, | |
5343 | list) { | |
b3253ebb | 5344 | if (type && os_strcmp(type, work->type) != 0) |
b1ae396f | 5345 | continue; |
b3253ebb AO |
5346 | |
5347 | /* skip other ifaces' works */ | |
5348 | if (!remove_all && work->wpa_s != wpa_s) | |
b1ae396f | 5349 | continue; |
b3253ebb AO |
5350 | |
5351 | wpa_dbg(wpa_s, MSG_DEBUG, "Remove radio work '%s'@%p%s", | |
5352 | work->type, work, work->started ? " (started)" : ""); | |
b1ae396f JM |
5353 | work->cb(work, 1); |
5354 | radio_work_free(work); | |
5355 | } | |
b3253ebb AO |
5356 | |
5357 | /* in case we removed the started work */ | |
5358 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5359 | } |
5360 | ||
5361 | ||
6a252ece JM |
5362 | void radio_remove_pending_work(struct wpa_supplicant *wpa_s, void *ctx) |
5363 | { | |
5364 | struct wpa_radio_work *work; | |
5365 | struct wpa_radio *radio = wpa_s->radio; | |
5366 | ||
5367 | dl_list_for_each(work, &radio->work, struct wpa_radio_work, list) { | |
5368 | if (work->ctx != ctx) | |
5369 | continue; | |
5370 | wpa_dbg(wpa_s, MSG_DEBUG, "Free pending radio work '%s'@%p%s", | |
5371 | work->type, work, work->started ? " (started)" : ""); | |
5372 | radio_work_free(work); | |
5373 | break; | |
5374 | } | |
5375 | } | |
5376 | ||
5377 | ||
202dec2a JM |
5378 | static void radio_remove_interface(struct wpa_supplicant *wpa_s) |
5379 | { | |
5380 | struct wpa_radio *radio = wpa_s->radio; | |
5381 | ||
5382 | if (!radio) | |
5383 | return; | |
5384 | ||
5385 | wpa_printf(MSG_DEBUG, "Remove interface %s from radio %s", | |
5386 | wpa_s->ifname, radio->name); | |
5387 | dl_list_del(&wpa_s->radio_list); | |
c46235aa AO |
5388 | radio_remove_works(wpa_s, NULL, 0); |
5389 | wpa_s->radio = NULL; | |
5390 | if (!dl_list_empty(&radio->ifaces)) | |
202dec2a JM |
5391 | return; /* Interfaces remain for this radio */ |
5392 | ||
5393 | wpa_printf(MSG_DEBUG, "Remove radio %s", radio->name); | |
b1ae396f | 5394 | eloop_cancel_timeout(radio_start_next_work, radio, NULL); |
202dec2a JM |
5395 | os_free(radio); |
5396 | } | |
5397 | ||
5398 | ||
6428d0a7 | 5399 | void radio_work_check_next(struct wpa_supplicant *wpa_s) |
b1ae396f JM |
5400 | { |
5401 | struct wpa_radio *radio = wpa_s->radio; | |
5402 | ||
5403 | if (dl_list_empty(&radio->work)) | |
5404 | return; | |
e3745228 JM |
5405 | if (wpa_s->ext_work_in_progress) { |
5406 | wpa_printf(MSG_DEBUG, | |
5407 | "External radio work in progress - delay start of pending item"); | |
5408 | return; | |
5409 | } | |
b1ae396f JM |
5410 | eloop_cancel_timeout(radio_start_next_work, radio, NULL); |
5411 | eloop_register_timeout(0, 0, radio_start_next_work, radio, NULL); | |
5412 | } | |
5413 | ||
5414 | ||
5415 | /** | |
5416 | * radio_add_work - Add a radio work item | |
5417 | * @wpa_s: Pointer to wpa_supplicant data | |
5418 | * @freq: Frequency of the offchannel operation in MHz or 0 | |
5419 | * @type: Unique identifier for each type of work | |
5420 | * @next: Force as the next work to be executed | |
5421 | * @cb: Callback function for indicating when radio is available | |
5422 | * @ctx: Context pointer for the work (work->ctx in cb()) | |
5423 | * Returns: 0 on success, -1 on failure | |
5424 | * | |
5425 | * This function is used to request time for an operation that requires | |
5426 | * exclusive radio control. Once the radio is available, the registered callback | |
5427 | * function will be called. radio_work_done() must be called once the exclusive | |
5428 | * radio operation has been completed, so that the radio is freed for other | |
5429 | * operations. The special case of deinit=1 is used to free the context data | |
5430 | * during interface removal. That does not allow the callback function to start | |
5431 | * the radio operation, i.e., it must free any resources allocated for the radio | |
5432 | * work and return. | |
5433 | * | |
5434 | * The @freq parameter can be used to indicate a single channel on which the | |
5435 | * offchannel operation will occur. This may allow multiple radio work | |
5436 | * operations to be performed in parallel if they apply for the same channel. | |
5437 | * Setting this to 0 indicates that the work item may use multiple channels or | |
5438 | * requires exclusive control of the radio. | |
5439 | */ | |
5440 | int radio_add_work(struct wpa_supplicant *wpa_s, unsigned int freq, | |
5441 | const char *type, int next, | |
5442 | void (*cb)(struct wpa_radio_work *work, int deinit), | |
5443 | void *ctx) | |
5444 | { | |
e903d32d | 5445 | struct wpa_radio *radio = wpa_s->radio; |
b1ae396f JM |
5446 | struct wpa_radio_work *work; |
5447 | int was_empty; | |
5448 | ||
5449 | work = os_zalloc(sizeof(*work)); | |
5450 | if (work == NULL) | |
5451 | return -1; | |
5452 | wpa_dbg(wpa_s, MSG_DEBUG, "Add radio work '%s'@%p", type, work); | |
5453 | os_get_reltime(&work->time); | |
5454 | work->freq = freq; | |
5455 | work->type = type; | |
5456 | work->wpa_s = wpa_s; | |
5457 | work->cb = cb; | |
5458 | work->ctx = ctx; | |
5459 | ||
e903d32d KV |
5460 | if (freq) |
5461 | work->bands = wpas_freq_to_band(freq); | |
5462 | else if (os_strcmp(type, "scan") == 0 || | |
5463 | os_strcmp(type, "p2p-scan") == 0) | |
5464 | work->bands = wpas_get_bands(wpa_s, | |
5465 | ((struct wpa_driver_scan_params *) | |
5466 | ctx)->freqs); | |
5467 | else | |
5468 | work->bands = wpas_get_bands(wpa_s, NULL); | |
5469 | ||
b1ae396f JM |
5470 | was_empty = dl_list_empty(&wpa_s->radio->work); |
5471 | if (next) | |
5472 | dl_list_add(&wpa_s->radio->work, &work->list); | |
5473 | else | |
5474 | dl_list_add_tail(&wpa_s->radio->work, &work->list); | |
5475 | if (was_empty) { | |
5476 | wpa_dbg(wpa_s, MSG_DEBUG, "First radio work item in the queue - schedule start immediately"); | |
5477 | radio_work_check_next(wpa_s); | |
e903d32d KV |
5478 | } else if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS) |
5479 | && radio->num_active_works < MAX_ACTIVE_WORKS) { | |
5480 | wpa_dbg(wpa_s, MSG_DEBUG, | |
5481 | "Try to schedule a radio work (num_active_works=%u)", | |
5482 | radio->num_active_works); | |
5483 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5484 | } |
5485 | ||
5486 | return 0; | |
5487 | } | |
5488 | ||
5489 | ||
5490 | /** | |
5491 | * radio_work_done - Indicate that a radio work item has been completed | |
5492 | * @work: Completed work | |
5493 | * | |
5494 | * This function is called once the callback function registered with | |
5495 | * radio_add_work() has completed its work. | |
5496 | */ | |
5497 | void radio_work_done(struct wpa_radio_work *work) | |
5498 | { | |
5499 | struct wpa_supplicant *wpa_s = work->wpa_s; | |
5500 | struct os_reltime now, diff; | |
1f965e62 | 5501 | unsigned int started = work->started; |
b1ae396f JM |
5502 | |
5503 | os_get_reltime(&now); | |
5504 | os_reltime_sub(&now, &work->time, &diff); | |
1f965e62 JM |
5505 | wpa_dbg(wpa_s, MSG_DEBUG, "Radio work '%s'@%p %s in %ld.%06ld seconds", |
5506 | work->type, work, started ? "done" : "canceled", | |
5507 | diff.sec, diff.usec); | |
b1ae396f | 5508 | radio_work_free(work); |
1f965e62 JM |
5509 | if (started) |
5510 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5511 | } |
5512 | ||
5513 | ||
a7f5271d JM |
5514 | struct wpa_radio_work * |
5515 | radio_work_pending(struct wpa_supplicant *wpa_s, const char *type) | |
f0e30c84 JM |
5516 | { |
5517 | struct wpa_radio_work *work; | |
5518 | struct wpa_radio *radio = wpa_s->radio; | |
5519 | ||
5520 | dl_list_for_each(work, &radio->work, struct wpa_radio_work, list) { | |
5521 | if (work->wpa_s == wpa_s && os_strcmp(work->type, type) == 0) | |
a7f5271d | 5522 | return work; |
f0e30c84 JM |
5523 | } |
5524 | ||
a7f5271d | 5525 | return NULL; |
f0e30c84 JM |
5526 | } |
5527 | ||
5528 | ||
73c00fd7 | 5529 | static int wpas_init_driver(struct wpa_supplicant *wpa_s, |
8fb2b357 | 5530 | const struct wpa_interface *iface) |
73c00fd7 | 5531 | { |
202dec2a | 5532 | const char *ifname, *driver, *rn; |
73c00fd7 JM |
5533 | |
5534 | driver = iface->driver; | |
5535 | next_driver: | |
5536 | if (wpa_supplicant_set_driver(wpa_s, driver) < 0) | |
5537 | return -1; | |
5538 | ||
5539 | wpa_s->drv_priv = wpa_drv_init(wpa_s, wpa_s->ifname); | |
5540 | if (wpa_s->drv_priv == NULL) { | |
5541 | const char *pos; | |
5542 | pos = driver ? os_strchr(driver, ',') : NULL; | |
5543 | if (pos) { | |
5544 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize " | |
5545 | "driver interface - try next driver wrapper"); | |
5546 | driver = pos + 1; | |
5547 | goto next_driver; | |
5548 | } | |
5549 | wpa_msg(wpa_s, MSG_ERROR, "Failed to initialize driver " | |
5550 | "interface"); | |
5551 | return -1; | |
5552 | } | |
5553 | if (wpa_drv_set_param(wpa_s, wpa_s->conf->driver_param) < 0) { | |
5554 | wpa_msg(wpa_s, MSG_ERROR, "Driver interface rejected " | |
5555 | "driver_param '%s'", wpa_s->conf->driver_param); | |
5556 | return -1; | |
5557 | } | |
5558 | ||
5559 | ifname = wpa_drv_get_ifname(wpa_s); | |
5560 | if (ifname && os_strcmp(ifname, wpa_s->ifname) != 0) { | |
5561 | wpa_dbg(wpa_s, MSG_DEBUG, "Driver interface replaced " | |
5562 | "interface name with '%s'", ifname); | |
5563 | os_strlcpy(wpa_s->ifname, ifname, sizeof(wpa_s->ifname)); | |
5564 | } | |
5565 | ||
95bf699f | 5566 | rn = wpa_driver_get_radio_name(wpa_s); |
202dec2a JM |
5567 | if (rn && rn[0] == '\0') |
5568 | rn = NULL; | |
5569 | ||
5570 | wpa_s->radio = radio_add_interface(wpa_s, rn); | |
5571 | if (wpa_s->radio == NULL) | |
5572 | return -1; | |
5573 | ||
73c00fd7 JM |
5574 | return 0; |
5575 | } | |
5576 | ||
5577 | ||
461d39af JM |
5578 | #ifdef CONFIG_GAS_SERVER |
5579 | ||
5580 | static void wpas_gas_server_tx_status(struct wpa_supplicant *wpa_s, | |
5581 | unsigned int freq, const u8 *dst, | |
5582 | const u8 *src, const u8 *bssid, | |
5583 | const u8 *data, size_t data_len, | |
5584 | enum offchannel_send_action_result result) | |
5585 | { | |
5586 | wpa_printf(MSG_DEBUG, "GAS: TX status: freq=%u dst=" MACSTR | |
5587 | " result=%s", | |
5588 | freq, MAC2STR(dst), | |
5589 | result == OFFCHANNEL_SEND_ACTION_SUCCESS ? "SUCCESS" : | |
5590 | (result == OFFCHANNEL_SEND_ACTION_NO_ACK ? "no-ACK" : | |
5591 | "FAILED")); | |
5592 | gas_server_tx_status(wpa_s->gas_server, dst, data, data_len, | |
5593 | result == OFFCHANNEL_SEND_ACTION_SUCCESS); | |
5594 | } | |
5595 | ||
5596 | ||
5597 | static void wpas_gas_server_tx(void *ctx, int freq, const u8 *da, | |
5598 | struct wpabuf *buf, unsigned int wait_time) | |
5599 | { | |
5600 | struct wpa_supplicant *wpa_s = ctx; | |
5601 | const u8 broadcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
5602 | ||
5603 | if (wait_time > wpa_s->max_remain_on_chan) | |
5604 | wait_time = wpa_s->max_remain_on_chan; | |
5605 | ||
5606 | offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, broadcast, | |
5607 | wpabuf_head(buf), wpabuf_len(buf), | |
5608 | wait_time, wpas_gas_server_tx_status, 0); | |
5609 | } | |
5610 | ||
5611 | #endif /* CONFIG_GAS_SERVER */ | |
5612 | ||
6fc6879b | 5613 | static int wpa_supplicant_init_iface(struct wpa_supplicant *wpa_s, |
8fb2b357 | 5614 | const struct wpa_interface *iface) |
6fc6879b | 5615 | { |
362f781e | 5616 | struct wpa_driver_capa capa; |
6cbdb0c5 | 5617 | int capa_res; |
aa56e36d | 5618 | u8 dfs_domain; |
362f781e | 5619 | |
6fc6879b JM |
5620 | wpa_printf(MSG_DEBUG, "Initializing interface '%s' conf '%s' driver " |
5621 | "'%s' ctrl_interface '%s' bridge '%s'", iface->ifname, | |
5622 | iface->confname ? iface->confname : "N/A", | |
5623 | iface->driver ? iface->driver : "default", | |
5624 | iface->ctrl_interface ? iface->ctrl_interface : "N/A", | |
5625 | iface->bridge_ifname ? iface->bridge_ifname : "N/A"); | |
5626 | ||
6fc6879b JM |
5627 | if (iface->confname) { |
5628 | #ifdef CONFIG_BACKEND_FILE | |
5629 | wpa_s->confname = os_rel2abs_path(iface->confname); | |
5630 | if (wpa_s->confname == NULL) { | |
5631 | wpa_printf(MSG_ERROR, "Failed to get absolute path " | |
5632 | "for configuration file '%s'.", | |
5633 | iface->confname); | |
5634 | return -1; | |
5635 | } | |
5636 | wpa_printf(MSG_DEBUG, "Configuration file '%s' -> '%s'", | |
5637 | iface->confname, wpa_s->confname); | |
5638 | #else /* CONFIG_BACKEND_FILE */ | |
5639 | wpa_s->confname = os_strdup(iface->confname); | |
5640 | #endif /* CONFIG_BACKEND_FILE */ | |
e6304cad | 5641 | wpa_s->conf = wpa_config_read(wpa_s->confname, NULL); |
6fc6879b JM |
5642 | if (wpa_s->conf == NULL) { |
5643 | wpa_printf(MSG_ERROR, "Failed to read or parse " | |
5644 | "configuration '%s'.", wpa_s->confname); | |
5645 | return -1; | |
5646 | } | |
e6304cad | 5647 | wpa_s->confanother = os_rel2abs_path(iface->confanother); |
3bd35b68 JM |
5648 | if (wpa_s->confanother && |
5649 | !wpa_config_read(wpa_s->confanother, wpa_s->conf)) { | |
5650 | wpa_printf(MSG_ERROR, | |
5651 | "Failed to read or parse configuration '%s'.", | |
5652 | wpa_s->confanother); | |
5653 | return -1; | |
5654 | } | |
6fc6879b JM |
5655 | |
5656 | /* | |
5657 | * Override ctrl_interface and driver_param if set on command | |
5658 | * line. | |
5659 | */ | |
5660 | if (iface->ctrl_interface) { | |
5661 | os_free(wpa_s->conf->ctrl_interface); | |
5662 | wpa_s->conf->ctrl_interface = | |
5663 | os_strdup(iface->ctrl_interface); | |
5664 | } | |
5665 | ||
5666 | if (iface->driver_param) { | |
5667 | os_free(wpa_s->conf->driver_param); | |
5668 | wpa_s->conf->driver_param = | |
5669 | os_strdup(iface->driver_param); | |
5670 | } | |
78f79fe5 JM |
5671 | |
5672 | if (iface->p2p_mgmt && !iface->ctrl_interface) { | |
5673 | os_free(wpa_s->conf->ctrl_interface); | |
5674 | wpa_s->conf->ctrl_interface = NULL; | |
5675 | } | |
6fc6879b JM |
5676 | } else |
5677 | wpa_s->conf = wpa_config_alloc_empty(iface->ctrl_interface, | |
5678 | iface->driver_param); | |
5679 | ||
5680 | if (wpa_s->conf == NULL) { | |
5681 | wpa_printf(MSG_ERROR, "\nNo configuration found."); | |
5682 | return -1; | |
5683 | } | |
5684 | ||
5685 | if (iface->ifname == NULL) { | |
5686 | wpa_printf(MSG_ERROR, "\nInterface name is required."); | |
5687 | return -1; | |
5688 | } | |
5689 | if (os_strlen(iface->ifname) >= sizeof(wpa_s->ifname)) { | |
5690 | wpa_printf(MSG_ERROR, "\nToo long interface name '%s'.", | |
5691 | iface->ifname); | |
5692 | return -1; | |
5693 | } | |
5694 | os_strlcpy(wpa_s->ifname, iface->ifname, sizeof(wpa_s->ifname)); | |
5695 | ||
5696 | if (iface->bridge_ifname) { | |
5697 | if (os_strlen(iface->bridge_ifname) >= | |
5698 | sizeof(wpa_s->bridge_ifname)) { | |
5699 | wpa_printf(MSG_ERROR, "\nToo long bridge interface " | |
5700 | "name '%s'.", iface->bridge_ifname); | |
5701 | return -1; | |
5702 | } | |
5703 | os_strlcpy(wpa_s->bridge_ifname, iface->bridge_ifname, | |
5704 | sizeof(wpa_s->bridge_ifname)); | |
5705 | } | |
5706 | ||
6fc6879b JM |
5707 | /* RSNA Supplicant Key Management - INITIALIZE */ |
5708 | eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE); | |
5709 | eapol_sm_notify_portValid(wpa_s->eapol, FALSE); | |
5710 | ||
5711 | /* Initialize driver interface and register driver event handler before | |
5712 | * L2 receive handler so that association events are processed before | |
5713 | * EAPOL-Key packets if both become available for the same select() | |
5714 | * call. */ | |
73c00fd7 | 5715 | if (wpas_init_driver(wpa_s, iface) < 0) |
362f781e JM |
5716 | return -1; |
5717 | ||
6fc6879b JM |
5718 | if (wpa_supplicant_init_wpa(wpa_s) < 0) |
5719 | return -1; | |
5720 | ||
5721 | wpa_sm_set_ifname(wpa_s->wpa, wpa_s->ifname, | |
5722 | wpa_s->bridge_ifname[0] ? wpa_s->bridge_ifname : | |
5723 | NULL); | |
5724 | wpa_sm_set_fast_reauth(wpa_s->wpa, wpa_s->conf->fast_reauth); | |
5725 | ||
5726 | if (wpa_s->conf->dot11RSNAConfigPMKLifetime && | |
5727 | wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, | |
5728 | wpa_s->conf->dot11RSNAConfigPMKLifetime)) { | |
f049052b BG |
5729 | wpa_msg(wpa_s, MSG_ERROR, "Invalid WPA parameter value for " |
5730 | "dot11RSNAConfigPMKLifetime"); | |
6fc6879b JM |
5731 | return -1; |
5732 | } | |
5733 | ||
5734 | if (wpa_s->conf->dot11RSNAConfigPMKReauthThreshold && | |
5735 | wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, | |
5736 | wpa_s->conf->dot11RSNAConfigPMKReauthThreshold)) { | |
f049052b | 5737 | wpa_msg(wpa_s, MSG_ERROR, "Invalid WPA parameter value for " |
6fc6879b JM |
5738 | "dot11RSNAConfigPMKReauthThreshold"); |
5739 | return -1; | |
5740 | } | |
5741 | ||
5742 | if (wpa_s->conf->dot11RSNAConfigSATimeout && | |
5743 | wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, | |
5744 | wpa_s->conf->dot11RSNAConfigSATimeout)) { | |
f049052b BG |
5745 | wpa_msg(wpa_s, MSG_ERROR, "Invalid WPA parameter value for " |
5746 | "dot11RSNAConfigSATimeout"); | |
6fc6879b JM |
5747 | return -1; |
5748 | } | |
5749 | ||
6bf731e8 CL |
5750 | wpa_s->hw.modes = wpa_drv_get_hw_feature_data(wpa_s, |
5751 | &wpa_s->hw.num_modes, | |
aa56e36d VT |
5752 | &wpa_s->hw.flags, |
5753 | &dfs_domain); | |
a1b790eb JM |
5754 | if (wpa_s->hw.modes) { |
5755 | u16 i; | |
5756 | ||
5757 | for (i = 0; i < wpa_s->hw.num_modes; i++) { | |
5758 | if (wpa_s->hw.modes[i].vht_capab) { | |
5759 | wpa_s->hw_capab = CAPAB_VHT; | |
5760 | break; | |
5761 | } | |
5762 | ||
5763 | if (wpa_s->hw.modes[i].ht_capab & | |
5764 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) | |
5765 | wpa_s->hw_capab = CAPAB_HT40; | |
5766 | else if (wpa_s->hw.modes[i].ht_capab && | |
5767 | wpa_s->hw_capab == CAPAB_NO_HT_VHT) | |
5768 | wpa_s->hw_capab = CAPAB_HT; | |
5769 | } | |
5770 | } | |
6bf731e8 | 5771 | |
6cbdb0c5 JM |
5772 | capa_res = wpa_drv_get_capa(wpa_s, &capa); |
5773 | if (capa_res == 0) { | |
c58ab8f2 | 5774 | wpa_s->drv_capa_known = 1; |
814782b9 | 5775 | wpa_s->drv_flags = capa.flags; |
349493bd | 5776 | wpa_s->drv_enc = capa.enc; |
04ee647d | 5777 | wpa_s->drv_smps_modes = capa.smps_modes; |
f936b73c | 5778 | wpa_s->drv_rrm_flags = capa.rrm_flags; |
4f73d88a | 5779 | wpa_s->probe_resp_offloads = capa.probe_resp_offloads; |
814782b9 | 5780 | wpa_s->max_scan_ssids = capa.max_scan_ssids; |
cbdf3507 | 5781 | wpa_s->max_sched_scan_ssids = capa.max_sched_scan_ssids; |
32c02261 AS |
5782 | wpa_s->max_sched_scan_plans = capa.max_sched_scan_plans; |
5783 | wpa_s->max_sched_scan_plan_interval = | |
5784 | capa.max_sched_scan_plan_interval; | |
5785 | wpa_s->max_sched_scan_plan_iterations = | |
5786 | capa.max_sched_scan_plan_iterations; | |
cbdf3507 | 5787 | wpa_s->sched_scan_supported = capa.sched_scan_supported; |
b59e6f26 | 5788 | wpa_s->max_match_sets = capa.max_match_sets; |
814782b9 | 5789 | wpa_s->max_remain_on_chan = capa.max_remain_on_chan; |
c4ea4c5c | 5790 | wpa_s->max_stations = capa.max_stations; |
8cd6b7bc JB |
5791 | wpa_s->extended_capa = capa.extended_capa; |
5792 | wpa_s->extended_capa_mask = capa.extended_capa_mask; | |
5793 | wpa_s->extended_capa_len = capa.extended_capa_len; | |
4752147d IP |
5794 | wpa_s->num_multichan_concurrent = |
5795 | capa.num_multichan_concurrent; | |
471cd6e1 | 5796 | wpa_s->wmm_ac_supported = capa.wmm_ac_supported; |
56c76fa5 IP |
5797 | |
5798 | if (capa.mac_addr_rand_scan_supported) | |
5799 | wpa_s->mac_addr_rand_supported |= MAC_ADDR_RAND_SCAN; | |
5800 | if (wpa_s->sched_scan_supported && | |
5801 | capa.mac_addr_rand_sched_scan_supported) | |
5802 | wpa_s->mac_addr_rand_supported |= | |
5803 | (MAC_ADDR_RAND_SCHED_SCAN | MAC_ADDR_RAND_PNO); | |
2a93ecc8 JM |
5804 | |
5805 | wpa_drv_get_ext_capa(wpa_s, WPA_IF_STATION); | |
5806 | if (wpa_s->extended_capa && | |
5807 | wpa_s->extended_capa_len >= 3 && | |
5808 | wpa_s->extended_capa[2] & 0x40) | |
5809 | wpa_s->multi_bss_support = 1; | |
814782b9 JM |
5810 | } |
5811 | if (wpa_s->max_remain_on_chan == 0) | |
5812 | wpa_s->max_remain_on_chan = 1000; | |
5813 | ||
c68f6200 AS |
5814 | /* |
5815 | * Only take p2p_mgmt parameters when P2P Device is supported. | |
5816 | * Doing it here as it determines whether l2_packet_init() will be done | |
5817 | * during wpa_supplicant_driver_init(). | |
5818 | */ | |
5819 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) | |
5820 | wpa_s->p2p_mgmt = iface->p2p_mgmt; | |
c68f6200 | 5821 | |
4752147d IP |
5822 | if (wpa_s->num_multichan_concurrent == 0) |
5823 | wpa_s->num_multichan_concurrent = 1; | |
5824 | ||
6fc6879b JM |
5825 | if (wpa_supplicant_driver_init(wpa_s) < 0) |
5826 | return -1; | |
5827 | ||
281ff0aa | 5828 | #ifdef CONFIG_TDLS |
8fb2b357 | 5829 | if (!iface->p2p_mgmt && wpa_tdls_init(wpa_s->wpa)) |
281ff0aa GP |
5830 | return -1; |
5831 | #endif /* CONFIG_TDLS */ | |
5832 | ||
315ce40a JM |
5833 | if (wpa_s->conf->country[0] && wpa_s->conf->country[1] && |
5834 | wpa_drv_set_country(wpa_s, wpa_s->conf->country)) { | |
f049052b | 5835 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to set country"); |
6d158490 LR |
5836 | return -1; |
5837 | } | |
5838 | ||
b36a3a65 AN |
5839 | #ifdef CONFIG_FST |
5840 | if (wpa_s->conf->fst_group_id) { | |
5841 | struct fst_iface_cfg cfg; | |
5842 | struct fst_wpa_obj iface_obj; | |
5843 | ||
5844 | fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj); | |
5845 | os_strlcpy(cfg.group_id, wpa_s->conf->fst_group_id, | |
5846 | sizeof(cfg.group_id)); | |
5847 | cfg.priority = wpa_s->conf->fst_priority; | |
5848 | cfg.llt = wpa_s->conf->fst_llt; | |
5849 | ||
5850 | wpa_s->fst = fst_attach(wpa_s->ifname, wpa_s->own_addr, | |
5851 | &iface_obj, &cfg); | |
5852 | if (!wpa_s->fst) { | |
5853 | wpa_msg(wpa_s, MSG_ERROR, | |
5854 | "FST: Cannot attach iface %s to group %s", | |
5855 | wpa_s->ifname, cfg.group_id); | |
5856 | return -1; | |
5857 | } | |
5858 | } | |
5859 | #endif /* CONFIG_FST */ | |
5860 | ||
116654ce JM |
5861 | if (wpas_wps_init(wpa_s)) |
5862 | return -1; | |
5863 | ||
461d39af JM |
5864 | #ifdef CONFIG_GAS_SERVER |
5865 | wpa_s->gas_server = gas_server_init(wpa_s, wpas_gas_server_tx); | |
5866 | if (!wpa_s->gas_server) { | |
5867 | wpa_printf(MSG_ERROR, "Failed to initialize GAS server"); | |
5868 | return -1; | |
5869 | } | |
5870 | #endif /* CONFIG_GAS_SERVER */ | |
5871 | ||
be27e185 JM |
5872 | #ifdef CONFIG_DPP |
5873 | if (wpas_dpp_init(wpa_s) < 0) | |
5874 | return -1; | |
5875 | #endif /* CONFIG_DPP */ | |
5876 | ||
6fc6879b JM |
5877 | if (wpa_supplicant_init_eapol(wpa_s) < 0) |
5878 | return -1; | |
5879 | wpa_sm_set_eapol(wpa_s->wpa, wpa_s->eapol); | |
5880 | ||
5881 | wpa_s->ctrl_iface = wpa_supplicant_ctrl_iface_init(wpa_s); | |
5882 | if (wpa_s->ctrl_iface == NULL) { | |
5883 | wpa_printf(MSG_ERROR, | |
5884 | "Failed to initialize control interface '%s'.\n" | |
5885 | "You may have another wpa_supplicant process " | |
5886 | "already running or the file was\n" | |
5887 | "left by an unclean termination of wpa_supplicant " | |
5888 | "in which case you will need\n" | |
5889 | "to manually remove this file before starting " | |
5890 | "wpa_supplicant again.\n", | |
5891 | wpa_s->conf->ctrl_interface); | |
5892 | return -1; | |
5893 | } | |
5894 | ||
04ea7b79 JM |
5895 | wpa_s->gas = gas_query_init(wpa_s); |
5896 | if (wpa_s->gas == NULL) { | |
5897 | wpa_printf(MSG_ERROR, "Failed to initialize GAS query"); | |
5898 | return -1; | |
5899 | } | |
5900 | ||
8fb2b357 VV |
5901 | if ((!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) || |
5902 | wpa_s->p2p_mgmt) && | |
5903 | wpas_p2p_init(wpa_s->global, wpa_s) < 0) { | |
f049052b | 5904 | wpa_msg(wpa_s, MSG_ERROR, "Failed to init P2P"); |
b22128ef JM |
5905 | return -1; |
5906 | } | |
b22128ef | 5907 | |
83922c2d JM |
5908 | if (wpa_bss_init(wpa_s) < 0) |
5909 | return -1; | |
83922c2d | 5910 | |
4d77d80e MH |
5911 | #ifdef CONFIG_PMKSA_CACHE_EXTERNAL |
5912 | #ifdef CONFIG_MESH | |
5913 | dl_list_init(&wpa_s->mesh_external_pmksa_cache); | |
5914 | #endif /* CONFIG_MESH */ | |
5915 | #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */ | |
5916 | ||
e4fa8b12 EP |
5917 | /* |
5918 | * Set Wake-on-WLAN triggers, if configured. | |
5919 | * Note: We don't restore/remove the triggers on shutdown (it doesn't | |
5920 | * have effect anyway when the interface is down). | |
5921 | */ | |
6cbdb0c5 | 5922 | if (capa_res == 0 && wpas_set_wowlan_triggers(wpa_s, &capa) < 0) |
e4fa8b12 EP |
5923 | return -1; |
5924 | ||
ec7b97ab JM |
5925 | #ifdef CONFIG_EAP_PROXY |
5926 | { | |
5927 | size_t len; | |
b5db6e5d VK |
5928 | wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol, -1, |
5929 | wpa_s->imsi, &len); | |
ec7b97ab JM |
5930 | if (wpa_s->mnc_len > 0) { |
5931 | wpa_s->imsi[len] = '\0'; | |
5932 | wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)", | |
5933 | wpa_s->imsi, wpa_s->mnc_len); | |
5934 | } else { | |
5935 | wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available"); | |
5936 | } | |
5937 | } | |
5938 | #endif /* CONFIG_EAP_PROXY */ | |
5939 | ||
f64adcd7 JM |
5940 | if (pcsc_reader_init(wpa_s) < 0) |
5941 | return -1; | |
5942 | ||
306ae225 JM |
5943 | if (wpas_init_ext_pw(wpa_s) < 0) |
5944 | return -1; | |
5945 | ||
b361d580 AK |
5946 | wpas_rrm_reset(wpa_s); |
5947 | ||
32c02261 AS |
5948 | wpas_sched_scan_plans_set(wpa_s, wpa_s->conf->sched_scan_plans); |
5949 | ||
ca9968a0 JM |
5950 | #ifdef CONFIG_HS20 |
5951 | hs20_init(wpa_s); | |
5952 | #endif /* CONFIG_HS20 */ | |
92c6e2e3 | 5953 | #ifdef CONFIG_MBO |
332aadb8 AP |
5954 | if (wpa_s->conf->oce) { |
5955 | if ((wpa_s->conf->oce & OCE_STA) && | |
5956 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA)) | |
5957 | wpa_s->enable_oce = OCE_STA; | |
5958 | if ((wpa_s->conf->oce & OCE_STA_CFON) && | |
5959 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA_CFON)) { | |
5960 | /* TODO: Need to add STA-CFON support */ | |
5961 | wpa_printf(MSG_ERROR, | |
5962 | "OCE STA-CFON feature is not yet supported"); | |
5963 | } | |
5964 | } | |
92c6e2e3 DS |
5965 | wpas_mbo_update_non_pref_chan(wpa_s, wpa_s->conf->non_pref_chan); |
5966 | #endif /* CONFIG_MBO */ | |
ca9968a0 | 5967 | |
cc9985d1 | 5968 | wpa_supplicant_set_default_scan_ies(wpa_s); |
5969 | ||
6fc6879b JM |
5970 | return 0; |
5971 | } | |
5972 | ||
5973 | ||
2ee055b3 | 5974 | static void wpa_supplicant_deinit_iface(struct wpa_supplicant *wpa_s, |
df509539 | 5975 | int notify, int terminate) |
6fc6879b | 5976 | { |
26fc96e8 JM |
5977 | struct wpa_global *global = wpa_s->global; |
5978 | struct wpa_supplicant *iface, *prev; | |
5979 | ||
5980 | if (wpa_s == wpa_s->parent) | |
5981 | wpas_p2p_group_remove(wpa_s, "*"); | |
5982 | ||
5983 | iface = global->ifaces; | |
5984 | while (iface) { | |
96a26ab7 LD |
5985 | if (iface->p2pdev == wpa_s) |
5986 | iface->p2pdev = iface->parent; | |
26fc96e8 JM |
5987 | if (iface == wpa_s || iface->parent != wpa_s) { |
5988 | iface = iface->next; | |
5989 | continue; | |
5990 | } | |
5991 | wpa_printf(MSG_DEBUG, | |
5992 | "Remove remaining child interface %s from parent %s", | |
5993 | iface->ifname, wpa_s->ifname); | |
5994 | prev = iface; | |
5995 | iface = iface->next; | |
5996 | wpa_supplicant_remove_iface(global, prev, terminate); | |
5997 | } | |
5998 | ||
e679f140 | 5999 | wpa_s->disconnected = 1; |
6fc6879b JM |
6000 | if (wpa_s->drv_priv) { |
6001 | wpa_supplicant_deauthenticate(wpa_s, | |
6002 | WLAN_REASON_DEAUTH_LEAVING); | |
6003 | ||
6fc6879b JM |
6004 | wpa_drv_set_countermeasures(wpa_s, 0); |
6005 | wpa_clear_keys(wpa_s, NULL); | |
6006 | } | |
6007 | ||
8e56d189 | 6008 | wpa_supplicant_cleanup(wpa_s); |
bd10d938 | 6009 | wpas_p2p_deinit_iface(wpa_s); |
ab28911d | 6010 | |
1f965e62 | 6011 | wpas_ctrl_radio_work_flush(wpa_s); |
202dec2a JM |
6012 | radio_remove_interface(wpa_s); |
6013 | ||
b36a3a65 AN |
6014 | #ifdef CONFIG_FST |
6015 | if (wpa_s->fst) { | |
6016 | fst_detach(wpa_s->fst); | |
6017 | wpa_s->fst = NULL; | |
6018 | } | |
6019 | if (wpa_s->received_mb_ies) { | |
6020 | wpabuf_free(wpa_s->received_mb_ies); | |
6021 | wpa_s->received_mb_ies = NULL; | |
6022 | } | |
6023 | #endif /* CONFIG_FST */ | |
6024 | ||
6fc6879b JM |
6025 | if (wpa_s->drv_priv) |
6026 | wpa_drv_deinit(wpa_s); | |
2523ff6e DS |
6027 | |
6028 | if (notify) | |
6029 | wpas_notify_iface_removed(wpa_s); | |
f0811516 DS |
6030 | |
6031 | if (terminate) | |
6032 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_TERMINATING); | |
6033 | ||
6034 | if (wpa_s->ctrl_iface) { | |
6035 | wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface); | |
6036 | wpa_s->ctrl_iface = NULL; | |
6037 | } | |
6038 | ||
603a3f34 JL |
6039 | #ifdef CONFIG_MESH |
6040 | if (wpa_s->ifmsh) { | |
6041 | wpa_supplicant_mesh_iface_deinit(wpa_s, wpa_s->ifmsh); | |
6042 | wpa_s->ifmsh = NULL; | |
6043 | } | |
6044 | #endif /* CONFIG_MESH */ | |
6045 | ||
f0811516 DS |
6046 | if (wpa_s->conf != NULL) { |
6047 | wpa_config_free(wpa_s->conf); | |
6048 | wpa_s->conf = NULL; | |
6049 | } | |
18e00b5e | 6050 | |
a80651d0 KV |
6051 | os_free(wpa_s->ssids_from_scan_req); |
6052 | ||
18e00b5e | 6053 | os_free(wpa_s); |
6fc6879b JM |
6054 | } |
6055 | ||
6056 | ||
2e997eec RM |
6057 | #ifdef CONFIG_MATCH_IFACE |
6058 | ||
6059 | /** | |
6060 | * wpa_supplicant_match_iface - Match an interface description to a name | |
6061 | * @global: Pointer to global data from wpa_supplicant_init() | |
6062 | * @ifname: Name of the interface to match | |
6063 | * Returns: Pointer to the created interface description or %NULL on failure | |
6064 | */ | |
6065 | struct wpa_interface * wpa_supplicant_match_iface(struct wpa_global *global, | |
6066 | const char *ifname) | |
6067 | { | |
6068 | int i; | |
6069 | struct wpa_interface *iface, *miface; | |
6070 | ||
6071 | for (i = 0; i < global->params.match_iface_count; i++) { | |
6072 | miface = &global->params.match_ifaces[i]; | |
6073 | if (!miface->ifname || | |
6074 | fnmatch(miface->ifname, ifname, 0) == 0) { | |
6075 | iface = os_zalloc(sizeof(*iface)); | |
6076 | if (!iface) | |
6077 | return NULL; | |
6078 | *iface = *miface; | |
6079 | iface->ifname = ifname; | |
6080 | return iface; | |
6081 | } | |
6082 | } | |
6083 | ||
6084 | return NULL; | |
6085 | } | |
6086 | ||
6087 | ||
6088 | /** | |
6089 | * wpa_supplicant_match_existing - Match existing interfaces | |
6090 | * @global: Pointer to global data from wpa_supplicant_init() | |
6091 | * Returns: 0 on success, -1 on failure | |
6092 | */ | |
6093 | static int wpa_supplicant_match_existing(struct wpa_global *global) | |
6094 | { | |
6095 | struct if_nameindex *ifi, *ifp; | |
6096 | struct wpa_supplicant *wpa_s; | |
6097 | struct wpa_interface *iface; | |
6098 | ||
6099 | ifp = if_nameindex(); | |
6100 | if (!ifp) { | |
6101 | wpa_printf(MSG_ERROR, "if_nameindex: %s", strerror(errno)); | |
6102 | return -1; | |
6103 | } | |
6104 | ||
6105 | for (ifi = ifp; ifi->if_name; ifi++) { | |
6106 | wpa_s = wpa_supplicant_get_iface(global, ifi->if_name); | |
6107 | if (wpa_s) | |
6108 | continue; | |
6109 | iface = wpa_supplicant_match_iface(global, ifi->if_name); | |
6110 | if (iface) { | |
6111 | wpa_s = wpa_supplicant_add_iface(global, iface, NULL); | |
6112 | os_free(iface); | |
6113 | if (wpa_s) | |
6114 | wpa_s->matched = 1; | |
6115 | } | |
6116 | } | |
6117 | ||
6118 | if_freenameindex(ifp); | |
6119 | return 0; | |
6120 | } | |
6121 | ||
6122 | #endif /* CONFIG_MATCH_IFACE */ | |
6123 | ||
6124 | ||
6fc6879b JM |
6125 | /** |
6126 | * wpa_supplicant_add_iface - Add a new network interface | |
6127 | * @global: Pointer to global data from wpa_supplicant_init() | |
6128 | * @iface: Interface configuration options | |
1772d348 | 6129 | * @parent: Parent interface or %NULL to assign new interface as parent |
6fc6879b JM |
6130 | * Returns: Pointer to the created interface or %NULL on failure |
6131 | * | |
6132 | * This function is used to add new network interfaces for %wpa_supplicant. | |
6133 | * This can be called before wpa_supplicant_run() to add interfaces before the | |
6134 | * main event loop has been started. In addition, new interfaces can be added | |
6135 | * dynamically while %wpa_supplicant is already running. This could happen, | |
6136 | * e.g., when a hotplug network adapter is inserted. | |
6137 | */ | |
6138 | struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global, | |
1772d348 JM |
6139 | struct wpa_interface *iface, |
6140 | struct wpa_supplicant *parent) | |
6fc6879b JM |
6141 | { |
6142 | struct wpa_supplicant *wpa_s; | |
d27df100 | 6143 | struct wpa_interface t_iface; |
8e56d189 | 6144 | struct wpa_ssid *ssid; |
6fc6879b JM |
6145 | |
6146 | if (global == NULL || iface == NULL) | |
6147 | return NULL; | |
6148 | ||
1772d348 | 6149 | wpa_s = wpa_supplicant_alloc(parent); |
6fc6879b JM |
6150 | if (wpa_s == NULL) |
6151 | return NULL; | |
6152 | ||
d8222ae3 JM |
6153 | wpa_s->global = global; |
6154 | ||
d27df100 JM |
6155 | t_iface = *iface; |
6156 | if (global->params.override_driver) { | |
6157 | wpa_printf(MSG_DEBUG, "Override interface parameter: driver " | |
6158 | "('%s' -> '%s')", | |
6159 | iface->driver, global->params.override_driver); | |
6160 | t_iface.driver = global->params.override_driver; | |
6161 | } | |
6162 | if (global->params.override_ctrl_interface) { | |
6163 | wpa_printf(MSG_DEBUG, "Override interface parameter: " | |
6164 | "ctrl_interface ('%s' -> '%s')", | |
6165 | iface->ctrl_interface, | |
6166 | global->params.override_ctrl_interface); | |
6167 | t_iface.ctrl_interface = | |
6168 | global->params.override_ctrl_interface; | |
6169 | } | |
6170 | if (wpa_supplicant_init_iface(wpa_s, &t_iface)) { | |
6fc6879b JM |
6171 | wpa_printf(MSG_DEBUG, "Failed to add interface %s", |
6172 | iface->ifname); | |
df509539 | 6173 | wpa_supplicant_deinit_iface(wpa_s, 0, 0); |
6fc6879b JM |
6174 | return NULL; |
6175 | } | |
6176 | ||
21efc940 TB |
6177 | if (iface->p2p_mgmt == 0) { |
6178 | /* Notify the control interfaces about new iface */ | |
6179 | if (wpas_notify_iface_added(wpa_s)) { | |
6180 | wpa_supplicant_deinit_iface(wpa_s, 1, 0); | |
6181 | return NULL; | |
6182 | } | |
1bd3f426 | 6183 | |
21efc940 TB |
6184 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) |
6185 | wpas_notify_network_added(wpa_s, ssid); | |
6186 | } | |
8e56d189 | 6187 | |
6fc6879b JM |
6188 | wpa_s->next = global->ifaces; |
6189 | global->ifaces = wpa_s; | |
6190 | ||
f049052b | 6191 | wpa_dbg(wpa_s, MSG_DEBUG, "Added interface %s", wpa_s->ifname); |
99218999 | 6192 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); |
6fc6879b | 6193 | |
c3c4b3ed JM |
6194 | #ifdef CONFIG_P2P |
6195 | if (wpa_s->global->p2p == NULL && | |
74802c09 | 6196 | !wpa_s->global->p2p_disabled && !wpa_s->conf->p2p_disabled && |
c3c4b3ed | 6197 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) && |
f43c1ae7 IP |
6198 | wpas_p2p_add_p2pdev_interface( |
6199 | wpa_s, wpa_s->global->params.conf_p2p_dev) < 0) { | |
c3c4b3ed JM |
6200 | wpa_printf(MSG_INFO, |
6201 | "P2P: Failed to enable P2P Device interface"); | |
6202 | /* Try to continue without. P2P will be disabled. */ | |
6203 | } | |
6204 | #endif /* CONFIG_P2P */ | |
6205 | ||
6fc6879b JM |
6206 | return wpa_s; |
6207 | } | |
6208 | ||
6209 | ||
6210 | /** | |
6211 | * wpa_supplicant_remove_iface - Remove a network interface | |
6212 | * @global: Pointer to global data from wpa_supplicant_init() | |
6213 | * @wpa_s: Pointer to the network interface to be removed | |
6214 | * Returns: 0 if interface was removed, -1 if interface was not found | |
6215 | * | |
6216 | * This function can be used to dynamically remove network interfaces from | |
6217 | * %wpa_supplicant, e.g., when a hotplug network adapter is ejected. In | |
6218 | * addition, this function is used to remove all remaining interfaces when | |
6219 | * %wpa_supplicant is terminated. | |
6220 | */ | |
6221 | int wpa_supplicant_remove_iface(struct wpa_global *global, | |
df509539 DS |
6222 | struct wpa_supplicant *wpa_s, |
6223 | int terminate) | |
6fc6879b JM |
6224 | { |
6225 | struct wpa_supplicant *prev; | |
5b78493f MH |
6226 | #ifdef CONFIG_MESH |
6227 | unsigned int mesh_if_created = wpa_s->mesh_if_created; | |
6228 | char *ifname = NULL; | |
9b170991 | 6229 | struct wpa_supplicant *parent = wpa_s->parent; |
5b78493f | 6230 | #endif /* CONFIG_MESH */ |
6fc6879b JM |
6231 | |
6232 | /* Remove interface from the global list of interfaces */ | |
6233 | prev = global->ifaces; | |
6234 | if (prev == wpa_s) { | |
6235 | global->ifaces = wpa_s->next; | |
6236 | } else { | |
6237 | while (prev && prev->next != wpa_s) | |
6238 | prev = prev->next; | |
6239 | if (prev == NULL) | |
6240 | return -1; | |
6241 | prev->next = wpa_s->next; | |
6242 | } | |
6243 | ||
f049052b | 6244 | wpa_dbg(wpa_s, MSG_DEBUG, "Removing interface %s", wpa_s->ifname); |
6fc6879b | 6245 | |
5b78493f MH |
6246 | #ifdef CONFIG_MESH |
6247 | if (mesh_if_created) { | |
6248 | ifname = os_strdup(wpa_s->ifname); | |
6249 | if (ifname == NULL) { | |
6250 | wpa_dbg(wpa_s, MSG_ERROR, | |
6251 | "mesh: Failed to malloc ifname"); | |
6252 | return -1; | |
6253 | } | |
6254 | } | |
6255 | #endif /* CONFIG_MESH */ | |
6256 | ||
b22128ef JM |
6257 | if (global->p2p_group_formation == wpa_s) |
6258 | global->p2p_group_formation = NULL; | |
dbca75f8 JM |
6259 | if (global->p2p_invite_group == wpa_s) |
6260 | global->p2p_invite_group = NULL; | |
df509539 | 6261 | wpa_supplicant_deinit_iface(wpa_s, 1, terminate); |
6fc6879b | 6262 | |
5b78493f MH |
6263 | #ifdef CONFIG_MESH |
6264 | if (mesh_if_created) { | |
9b170991 | 6265 | wpa_drv_if_remove(parent, WPA_IF_MESH, ifname); |
5b78493f MH |
6266 | os_free(ifname); |
6267 | } | |
6268 | #endif /* CONFIG_MESH */ | |
6269 | ||
6fc6879b JM |
6270 | return 0; |
6271 | } | |
6272 | ||
6273 | ||
cf83fb0b PS |
6274 | /** |
6275 | * wpa_supplicant_get_eap_mode - Get the current EAP mode | |
6276 | * @wpa_s: Pointer to the network interface | |
6277 | * Returns: Pointer to the eap mode or the string "UNKNOWN" if not found | |
6278 | */ | |
6279 | const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s) | |
6280 | { | |
6281 | const char *eapol_method; | |
6282 | ||
6283 | if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) == 0 && | |
6284 | wpa_s->key_mgmt != WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
6285 | return "NO-EAP"; | |
6286 | } | |
6287 | ||
6288 | eapol_method = eapol_sm_get_method_name(wpa_s->eapol); | |
6289 | if (eapol_method == NULL) | |
6290 | return "UNKNOWN-EAP"; | |
6291 | ||
6292 | return eapol_method; | |
6293 | } | |
6294 | ||
6295 | ||
6fc6879b JM |
6296 | /** |
6297 | * wpa_supplicant_get_iface - Get a new network interface | |
6298 | * @global: Pointer to global data from wpa_supplicant_init() | |
6299 | * @ifname: Interface name | |
6300 | * Returns: Pointer to the interface or %NULL if not found | |
6301 | */ | |
6302 | struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global, | |
6303 | const char *ifname) | |
6304 | { | |
6305 | struct wpa_supplicant *wpa_s; | |
6306 | ||
6307 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { | |
6308 | if (os_strcmp(wpa_s->ifname, ifname) == 0) | |
6309 | return wpa_s; | |
6310 | } | |
6311 | return NULL; | |
6312 | } | |
6313 | ||
6314 | ||
50b16da1 | 6315 | #ifndef CONFIG_NO_WPA_MSG |
4f1495ae BG |
6316 | static const char * wpa_supplicant_msg_ifname_cb(void *ctx) |
6317 | { | |
6318 | struct wpa_supplicant *wpa_s = ctx; | |
6319 | if (wpa_s == NULL) | |
6320 | return NULL; | |
6321 | return wpa_s->ifname; | |
6322 | } | |
50b16da1 | 6323 | #endif /* CONFIG_NO_WPA_MSG */ |
4f1495ae BG |
6324 | |
6325 | ||
8c0d0ff2 JM |
6326 | #ifndef WPA_SUPPLICANT_CLEANUP_INTERVAL |
6327 | #define WPA_SUPPLICANT_CLEANUP_INTERVAL 10 | |
6328 | #endif /* WPA_SUPPLICANT_CLEANUP_INTERVAL */ | |
6329 | ||
6330 | /* Periodic cleanup tasks */ | |
6331 | static void wpas_periodic(void *eloop_ctx, void *timeout_ctx) | |
6332 | { | |
6333 | struct wpa_global *global = eloop_ctx; | |
6334 | struct wpa_supplicant *wpa_s; | |
6335 | ||
6336 | eloop_register_timeout(WPA_SUPPLICANT_CLEANUP_INTERVAL, 0, | |
6337 | wpas_periodic, global, NULL); | |
6338 | ||
6339 | #ifdef CONFIG_P2P | |
6340 | if (global->p2p) | |
6341 | p2p_expire_peers(global->p2p); | |
6342 | #endif /* CONFIG_P2P */ | |
6343 | ||
3188aaba | 6344 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { |
8c0d0ff2 | 6345 | wpa_bss_flush_by_age(wpa_s, wpa_s->conf->bss_expiration_age); |
3188aaba JM |
6346 | #ifdef CONFIG_AP |
6347 | ap_periodic(wpa_s); | |
6348 | #endif /* CONFIG_AP */ | |
6349 | } | |
8c0d0ff2 JM |
6350 | } |
6351 | ||
6352 | ||
6fc6879b JM |
6353 | /** |
6354 | * wpa_supplicant_init - Initialize %wpa_supplicant | |
6355 | * @params: Parameters for %wpa_supplicant | |
6356 | * Returns: Pointer to global %wpa_supplicant data, or %NULL on failure | |
6357 | * | |
6358 | * This function is used to initialize %wpa_supplicant. After successful | |
6359 | * initialization, the returned data pointer can be used to add and remove | |
6360 | * network interfaces, and eventually, to deinitialize %wpa_supplicant. | |
6361 | */ | |
6362 | struct wpa_global * wpa_supplicant_init(struct wpa_params *params) | |
6363 | { | |
6364 | struct wpa_global *global; | |
ac305589 | 6365 | int ret, i; |
6fc6879b JM |
6366 | |
6367 | if (params == NULL) | |
6368 | return NULL; | |
6369 | ||
39e7d718 JM |
6370 | #ifdef CONFIG_DRIVER_NDIS |
6371 | { | |
6372 | void driver_ndis_init_ops(void); | |
6373 | driver_ndis_init_ops(); | |
6374 | } | |
6375 | #endif /* CONFIG_DRIVER_NDIS */ | |
6376 | ||
50b16da1 | 6377 | #ifndef CONFIG_NO_WPA_MSG |
4f1495ae | 6378 | wpa_msg_register_ifname_cb(wpa_supplicant_msg_ifname_cb); |
50b16da1 | 6379 | #endif /* CONFIG_NO_WPA_MSG */ |
4f1495ae | 6380 | |
f4637fe0 JM |
6381 | if (params->wpa_debug_file_path) |
6382 | wpa_debug_open_file(params->wpa_debug_file_path); | |
6383 | else | |
6384 | wpa_debug_setup_stdout(); | |
daa70d49 SL |
6385 | if (params->wpa_debug_syslog) |
6386 | wpa_debug_open_syslog(); | |
4f68895e JB |
6387 | if (params->wpa_debug_tracing) { |
6388 | ret = wpa_debug_open_linux_tracing(); | |
6389 | if (ret) { | |
6390 | wpa_printf(MSG_ERROR, | |
6391 | "Failed to enable trace logging"); | |
6392 | return NULL; | |
6393 | } | |
6394 | } | |
6fc6879b | 6395 | |
12760815 | 6396 | ret = eap_register_methods(); |
6fc6879b JM |
6397 | if (ret) { |
6398 | wpa_printf(MSG_ERROR, "Failed to register EAP methods"); | |
6399 | if (ret == -2) | |
6400 | wpa_printf(MSG_ERROR, "Two or more EAP methods used " | |
6401 | "the same EAP type."); | |
6402 | return NULL; | |
6403 | } | |
6404 | ||
6405 | global = os_zalloc(sizeof(*global)); | |
6406 | if (global == NULL) | |
6407 | return NULL; | |
b22128ef JM |
6408 | dl_list_init(&global->p2p_srv_bonjour); |
6409 | dl_list_init(&global->p2p_srv_upnp); | |
6fc6879b JM |
6410 | global->params.daemonize = params->daemonize; |
6411 | global->params.wait_for_monitor = params->wait_for_monitor; | |
6412 | global->params.dbus_ctrl_interface = params->dbus_ctrl_interface; | |
6413 | if (params->pid_file) | |
6414 | global->params.pid_file = os_strdup(params->pid_file); | |
6415 | if (params->ctrl_interface) | |
6416 | global->params.ctrl_interface = | |
6417 | os_strdup(params->ctrl_interface); | |
29257565 JM |
6418 | if (params->ctrl_interface_group) |
6419 | global->params.ctrl_interface_group = | |
6420 | os_strdup(params->ctrl_interface_group); | |
d27df100 JM |
6421 | if (params->override_driver) |
6422 | global->params.override_driver = | |
6423 | os_strdup(params->override_driver); | |
6424 | if (params->override_ctrl_interface) | |
6425 | global->params.override_ctrl_interface = | |
6426 | os_strdup(params->override_ctrl_interface); | |
2e997eec RM |
6427 | #ifdef CONFIG_MATCH_IFACE |
6428 | global->params.match_iface_count = params->match_iface_count; | |
6429 | if (params->match_iface_count) { | |
6430 | global->params.match_ifaces = | |
6431 | os_calloc(params->match_iface_count, | |
6432 | sizeof(struct wpa_interface)); | |
6433 | os_memcpy(global->params.match_ifaces, | |
6434 | params->match_ifaces, | |
6435 | params->match_iface_count * | |
6436 | sizeof(struct wpa_interface)); | |
6437 | } | |
6438 | #endif /* CONFIG_MATCH_IFACE */ | |
d4e59795 G |
6439 | #ifdef CONFIG_P2P |
6440 | if (params->conf_p2p_dev) | |
6441 | global->params.conf_p2p_dev = | |
6442 | os_strdup(params->conf_p2p_dev); | |
6443 | #endif /* CONFIG_P2P */ | |
6fc6879b JM |
6444 | wpa_debug_level = global->params.wpa_debug_level = |
6445 | params->wpa_debug_level; | |
6446 | wpa_debug_show_keys = global->params.wpa_debug_show_keys = | |
6447 | params->wpa_debug_show_keys; | |
6448 | wpa_debug_timestamp = global->params.wpa_debug_timestamp = | |
6449 | params->wpa_debug_timestamp; | |
6450 | ||
f19858f5 JM |
6451 | wpa_printf(MSG_DEBUG, "wpa_supplicant v" VERSION_STR); |
6452 | ||
0456ea16 | 6453 | if (eloop_init()) { |
6fc6879b JM |
6454 | wpa_printf(MSG_ERROR, "Failed to initialize event loop"); |
6455 | wpa_supplicant_deinit(global); | |
6456 | return NULL; | |
6457 | } | |
6458 | ||
38e24575 | 6459 | random_init(params->entropy_file); |
d47fa330 | 6460 | |
6fc6879b JM |
6461 | global->ctrl_iface = wpa_supplicant_global_ctrl_iface_init(global); |
6462 | if (global->ctrl_iface == NULL) { | |
6463 | wpa_supplicant_deinit(global); | |
6464 | return NULL; | |
6465 | } | |
6466 | ||
dc461de4 WS |
6467 | if (wpas_notify_supplicant_initialized(global)) { |
6468 | wpa_supplicant_deinit(global); | |
6469 | return NULL; | |
6fc6879b JM |
6470 | } |
6471 | ||
c5121837 | 6472 | for (i = 0; wpa_drivers[i]; i++) |
ac305589 JM |
6473 | global->drv_count++; |
6474 | if (global->drv_count == 0) { | |
6475 | wpa_printf(MSG_ERROR, "No drivers enabled"); | |
6476 | wpa_supplicant_deinit(global); | |
6477 | return NULL; | |
6478 | } | |
faebdeaa | 6479 | global->drv_priv = os_calloc(global->drv_count, sizeof(void *)); |
ac305589 JM |
6480 | if (global->drv_priv == NULL) { |
6481 | wpa_supplicant_deinit(global); | |
6482 | return NULL; | |
6483 | } | |
ac305589 | 6484 | |
9675ce35 JM |
6485 | #ifdef CONFIG_WIFI_DISPLAY |
6486 | if (wifi_display_init(global) < 0) { | |
6487 | wpa_printf(MSG_ERROR, "Failed to initialize Wi-Fi Display"); | |
6488 | wpa_supplicant_deinit(global); | |
6489 | return NULL; | |
6490 | } | |
6491 | #endif /* CONFIG_WIFI_DISPLAY */ | |
6492 | ||
8c0d0ff2 JM |
6493 | eloop_register_timeout(WPA_SUPPLICANT_CLEANUP_INTERVAL, 0, |
6494 | wpas_periodic, global, NULL); | |
6495 | ||
6fc6879b JM |
6496 | return global; |
6497 | } | |
6498 | ||
6499 | ||
6500 | /** | |
6501 | * wpa_supplicant_run - Run the %wpa_supplicant main event loop | |
6502 | * @global: Pointer to global data from wpa_supplicant_init() | |
6503 | * Returns: 0 after successful event loop run, -1 on failure | |
6504 | * | |
6505 | * This function starts the main event loop and continues running as long as | |
6506 | * there are any remaining events. In most cases, this function is running as | |
6507 | * long as the %wpa_supplicant process in still in use. | |
6508 | */ | |
6509 | int wpa_supplicant_run(struct wpa_global *global) | |
6510 | { | |
6511 | struct wpa_supplicant *wpa_s; | |
6512 | ||
6513 | if (global->params.daemonize && | |
2e69bdd1 RM |
6514 | (wpa_supplicant_daemon(global->params.pid_file) || |
6515 | eloop_sock_requeue())) | |
6fc6879b JM |
6516 | return -1; |
6517 | ||
2e997eec RM |
6518 | #ifdef CONFIG_MATCH_IFACE |
6519 | if (wpa_supplicant_match_existing(global)) | |
6520 | return -1; | |
6521 | #endif | |
6522 | ||
6fc6879b JM |
6523 | if (global->params.wait_for_monitor) { |
6524 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) | |
ede77701 | 6525 | if (wpa_s->ctrl_iface && !wpa_s->p2p_mgmt) |
6fc6879b JM |
6526 | wpa_supplicant_ctrl_iface_wait( |
6527 | wpa_s->ctrl_iface); | |
6528 | } | |
6529 | ||
0456ea16 JM |
6530 | eloop_register_signal_terminate(wpa_supplicant_terminate, global); |
6531 | eloop_register_signal_reconfig(wpa_supplicant_reconfig, global); | |
6fc6879b JM |
6532 | |
6533 | eloop_run(); | |
6534 | ||
6535 | return 0; | |
6536 | } | |
6537 | ||
6538 | ||
6539 | /** | |
6540 | * wpa_supplicant_deinit - Deinitialize %wpa_supplicant | |
6541 | * @global: Pointer to global data from wpa_supplicant_init() | |
6542 | * | |
6543 | * This function is called to deinitialize %wpa_supplicant and to free all | |
6544 | * allocated resources. Remaining network interfaces will also be removed. | |
6545 | */ | |
6546 | void wpa_supplicant_deinit(struct wpa_global *global) | |
6547 | { | |
ac305589 JM |
6548 | int i; |
6549 | ||
6fc6879b JM |
6550 | if (global == NULL) |
6551 | return; | |
6552 | ||
8c0d0ff2 JM |
6553 | eloop_cancel_timeout(wpas_periodic, global, NULL); |
6554 | ||
9675ce35 JM |
6555 | #ifdef CONFIG_WIFI_DISPLAY |
6556 | wifi_display_deinit(global); | |
6557 | #endif /* CONFIG_WIFI_DISPLAY */ | |
b22128ef | 6558 | |
6fc6879b | 6559 | while (global->ifaces) |
df509539 | 6560 | wpa_supplicant_remove_iface(global, global->ifaces, 1); |
6fc6879b JM |
6561 | |
6562 | if (global->ctrl_iface) | |
6563 | wpa_supplicant_global_ctrl_iface_deinit(global->ctrl_iface); | |
dc461de4 WS |
6564 | |
6565 | wpas_notify_supplicant_deinitialized(global); | |
6fc6879b JM |
6566 | |
6567 | eap_peer_unregister_methods(); | |
3ec97afe JM |
6568 | #ifdef CONFIG_AP |
6569 | eap_server_unregister_methods(); | |
6570 | #endif /* CONFIG_AP */ | |
6fc6879b | 6571 | |
c5121837 | 6572 | for (i = 0; wpa_drivers[i] && global->drv_priv; i++) { |
ac305589 JM |
6573 | if (!global->drv_priv[i]) |
6574 | continue; | |
c5121837 | 6575 | wpa_drivers[i]->global_deinit(global->drv_priv[i]); |
ac305589 JM |
6576 | } |
6577 | os_free(global->drv_priv); | |
6578 | ||
d47fa330 JM |
6579 | random_deinit(); |
6580 | ||
6fc6879b JM |
6581 | eloop_destroy(); |
6582 | ||
6583 | if (global->params.pid_file) { | |
6584 | os_daemonize_terminate(global->params.pid_file); | |
6585 | os_free(global->params.pid_file); | |
6586 | } | |
6587 | os_free(global->params.ctrl_interface); | |
29257565 | 6588 | os_free(global->params.ctrl_interface_group); |
d27df100 JM |
6589 | os_free(global->params.override_driver); |
6590 | os_free(global->params.override_ctrl_interface); | |
2e997eec RM |
6591 | #ifdef CONFIG_MATCH_IFACE |
6592 | os_free(global->params.match_ifaces); | |
6593 | #endif /* CONFIG_MATCH_IFACE */ | |
d4e59795 G |
6594 | #ifdef CONFIG_P2P |
6595 | os_free(global->params.conf_p2p_dev); | |
6596 | #endif /* CONFIG_P2P */ | |
6fc6879b | 6597 | |
af8a827b | 6598 | os_free(global->p2p_disallow_freq.range); |
253f2e37 | 6599 | os_free(global->p2p_go_avoid_freq.range); |
01a57fe4 | 6600 | os_free(global->add_psk); |
6f3bc72b | 6601 | |
6fc6879b | 6602 | os_free(global); |
daa70d49 | 6603 | wpa_debug_close_syslog(); |
6fc6879b | 6604 | wpa_debug_close_file(); |
4f68895e | 6605 | wpa_debug_close_linux_tracing(); |
6fc6879b | 6606 | } |
611aea7d JM |
6607 | |
6608 | ||
6609 | void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s) | |
6610 | { | |
849b5dc7 JM |
6611 | if ((wpa_s->conf->changed_parameters & CFG_CHANGED_COUNTRY) && |
6612 | wpa_s->conf->country[0] && wpa_s->conf->country[1]) { | |
6613 | char country[3]; | |
6614 | country[0] = wpa_s->conf->country[0]; | |
6615 | country[1] = wpa_s->conf->country[1]; | |
6616 | country[2] = '\0'; | |
6617 | if (wpa_drv_set_country(wpa_s, country) < 0) { | |
6618 | wpa_printf(MSG_ERROR, "Failed to set country code " | |
6619 | "'%s'", country); | |
6620 | } | |
6621 | } | |
6622 | ||
306ae225 JM |
6623 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_EXT_PW_BACKEND) |
6624 | wpas_init_ext_pw(wpa_s); | |
6625 | ||
bea48f77 JM |
6626 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_SCHED_SCAN_PLANS) |
6627 | wpas_sched_scan_plans_set(wpa_s, wpa_s->conf->sched_scan_plans); | |
6628 | ||
3c7863f8 LD |
6629 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_WOWLAN_TRIGGERS) { |
6630 | struct wpa_driver_capa capa; | |
6631 | int res = wpa_drv_get_capa(wpa_s, &capa); | |
6632 | ||
6633 | if (res == 0 && wpas_set_wowlan_triggers(wpa_s, &capa) < 0) | |
6634 | wpa_printf(MSG_ERROR, | |
6635 | "Failed to update wowlan_triggers to '%s'", | |
6636 | wpa_s->conf->wowlan_triggers); | |
6637 | } | |
6638 | ||
ef59f987 AB |
6639 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_DISABLE_BTM) |
6640 | wpa_supplicant_set_default_scan_ies(wpa_s); | |
6641 | ||
611aea7d JM |
6642 | #ifdef CONFIG_WPS |
6643 | wpas_wps_update_config(wpa_s); | |
6644 | #endif /* CONFIG_WPS */ | |
b22128ef | 6645 | wpas_p2p_update_config(wpa_s); |
611aea7d JM |
6646 | wpa_s->conf->changed_parameters = 0; |
6647 | } | |
2f9c6aa6 JM |
6648 | |
6649 | ||
e1117c1c | 6650 | void add_freq(int *freqs, int *num_freqs, int freq) |
0fb337c1 JM |
6651 | { |
6652 | int i; | |
6653 | ||
6654 | for (i = 0; i < *num_freqs; i++) { | |
6655 | if (freqs[i] == freq) | |
6656 | return; | |
6657 | } | |
6658 | ||
6659 | freqs[*num_freqs] = freq; | |
6660 | (*num_freqs)++; | |
6661 | } | |
6662 | ||
6663 | ||
6664 | static int * get_bss_freqs_in_ess(struct wpa_supplicant *wpa_s) | |
6665 | { | |
6666 | struct wpa_bss *bss, *cbss; | |
6667 | const int max_freqs = 10; | |
6668 | int *freqs; | |
6669 | int num_freqs = 0; | |
6670 | ||
faebdeaa | 6671 | freqs = os_calloc(max_freqs + 1, sizeof(int)); |
0fb337c1 JM |
6672 | if (freqs == NULL) |
6673 | return NULL; | |
6674 | ||
6675 | cbss = wpa_s->current_bss; | |
6676 | ||
6677 | dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) { | |
6678 | if (bss == cbss) | |
6679 | continue; | |
6680 | if (bss->ssid_len == cbss->ssid_len && | |
6681 | os_memcmp(bss->ssid, cbss->ssid, bss->ssid_len) == 0 && | |
6682 | wpa_blacklist_get(wpa_s, bss->bssid) == NULL) { | |
6683 | add_freq(freqs, &num_freqs, bss->freq); | |
6684 | if (num_freqs == max_freqs) | |
6685 | break; | |
6686 | } | |
6687 | } | |
6688 | ||
6689 | if (num_freqs == 0) { | |
6690 | os_free(freqs); | |
6691 | freqs = NULL; | |
6692 | } | |
6693 | ||
6694 | return freqs; | |
6695 | } | |
6696 | ||
6697 | ||
6698 | void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid) | |
6699 | { | |
6700 | int timeout; | |
6701 | int count; | |
6702 | int *freqs = NULL; | |
6703 | ||
6ac4b15e JM |
6704 | wpas_connect_work_done(wpa_s); |
6705 | ||
5fd9fb27 JM |
6706 | /* |
6707 | * Remove possible authentication timeout since the connection failed. | |
6708 | */ | |
6709 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
6710 | ||
c2805909 JM |
6711 | /* |
6712 | * There is no point in blacklisting the AP if this event is | |
6713 | * generated based on local request to disconnect. | |
6714 | */ | |
6715 | if (wpa_s->own_disconnect_req) { | |
6716 | wpa_s->own_disconnect_req = 0; | |
6717 | wpa_dbg(wpa_s, MSG_DEBUG, | |
6718 | "Ignore connection failure due to local request to disconnect"); | |
6719 | return; | |
6720 | } | |
0cdb93fe | 6721 | if (wpa_s->disconnected) { |
0cdb93fe JM |
6722 | wpa_dbg(wpa_s, MSG_DEBUG, "Ignore connection failure " |
6723 | "indication since interface has been put into " | |
6724 | "disconnected state"); | |
6725 | return; | |
6726 | } | |
6727 | ||
0fb337c1 JM |
6728 | /* |
6729 | * Add the failed BSSID into the blacklist and speed up next scan | |
6730 | * attempt if there could be other APs that could accept association. | |
6731 | * The current blacklist count indicates how many times we have tried | |
6732 | * connecting to this AP and multiple attempts mean that other APs are | |
6733 | * either not available or has already been tried, so that we can start | |
6734 | * increasing the delay here to avoid constant scanning. | |
6735 | */ | |
6736 | count = wpa_blacklist_add(wpa_s, bssid); | |
6737 | if (count == 1 && wpa_s->current_bss) { | |
6738 | /* | |
6739 | * This BSS was not in the blacklist before. If there is | |
6740 | * another BSS available for the same ESS, we should try that | |
6741 | * next. Otherwise, we may as well try this one once more | |
6742 | * before allowing other, likely worse, ESSes to be considered. | |
6743 | */ | |
6744 | freqs = get_bss_freqs_in_ess(wpa_s); | |
6745 | if (freqs) { | |
f049052b BG |
6746 | wpa_dbg(wpa_s, MSG_DEBUG, "Another BSS in this ESS " |
6747 | "has been seen; try it next"); | |
0fb337c1 JM |
6748 | wpa_blacklist_add(wpa_s, bssid); |
6749 | /* | |
6750 | * On the next scan, go through only the known channels | |
6751 | * used in this ESS based on previous scans to speed up | |
6752 | * common load balancing use case. | |
6753 | */ | |
6754 | os_free(wpa_s->next_scan_freqs); | |
6755 | wpa_s->next_scan_freqs = freqs; | |
6756 | } | |
6757 | } | |
6758 | ||
f1a52633 JM |
6759 | /* |
6760 | * Add previous failure count in case the temporary blacklist was | |
6761 | * cleared due to no other BSSes being available. | |
6762 | */ | |
6763 | count += wpa_s->extra_blacklist_count; | |
6764 | ||
dd579704 JM |
6765 | if (count > 3 && wpa_s->current_ssid) { |
6766 | wpa_printf(MSG_DEBUG, "Continuous association failures - " | |
6767 | "consider temporary network disabling"); | |
b19c098e | 6768 | wpas_auth_failed(wpa_s, "CONN_FAILED"); |
dd579704 JM |
6769 | } |
6770 | ||
0fb337c1 JM |
6771 | switch (count) { |
6772 | case 1: | |
6773 | timeout = 100; | |
6774 | break; | |
6775 | case 2: | |
6776 | timeout = 500; | |
6777 | break; | |
6778 | case 3: | |
6779 | timeout = 1000; | |
6780 | break; | |
f1a52633 | 6781 | case 4: |
0fb337c1 | 6782 | timeout = 5000; |
f1a52633 JM |
6783 | break; |
6784 | default: | |
6785 | timeout = 10000; | |
6786 | break; | |
0fb337c1 JM |
6787 | } |
6788 | ||
f1a52633 JM |
6789 | wpa_dbg(wpa_s, MSG_DEBUG, "Blacklist count %d --> request scan in %d " |
6790 | "ms", count, timeout); | |
6791 | ||
0fb337c1 JM |
6792 | /* |
6793 | * TODO: if more than one possible AP is available in scan results, | |
6794 | * could try the other ones before requesting a new scan. | |
6795 | */ | |
0a42f1ed IP |
6796 | |
6797 | /* speed up the connection attempt with normal scan */ | |
6798 | wpa_s->normal_scans = 0; | |
0fb337c1 JM |
6799 | wpa_supplicant_req_scan(wpa_s, timeout / 1000, |
6800 | 1000 * (timeout % 1000)); | |
6801 | } | |
22628eca JM |
6802 | |
6803 | ||
af835d75 AB |
6804 | #ifdef CONFIG_FILS |
6805 | void fils_connection_failure(struct wpa_supplicant *wpa_s) | |
6806 | { | |
6807 | struct wpa_ssid *ssid = wpa_s->current_ssid; | |
6808 | const u8 *realm, *username, *rrk; | |
6809 | size_t realm_len, username_len, rrk_len; | |
6810 | u16 next_seq_num; | |
6811 | ||
6812 | if (!ssid || !ssid->eap.erp || !wpa_key_mgmt_fils(ssid->key_mgmt) || | |
6813 | eapol_sm_get_erp_info(wpa_s->eapol, &ssid->eap, | |
6814 | &username, &username_len, | |
6815 | &realm, &realm_len, &next_seq_num, | |
6816 | &rrk, &rrk_len) != 0 || | |
6817 | !realm) | |
6818 | return; | |
6819 | ||
6820 | wpa_hexdump_ascii(MSG_DEBUG, | |
6821 | "FILS: Store last connection failure realm", | |
6822 | realm, realm_len); | |
6823 | os_free(wpa_s->last_con_fail_realm); | |
6824 | wpa_s->last_con_fail_realm = os_malloc(realm_len); | |
6825 | if (wpa_s->last_con_fail_realm) { | |
6826 | wpa_s->last_con_fail_realm_len = realm_len; | |
6827 | os_memcpy(wpa_s->last_con_fail_realm, realm, realm_len); | |
6828 | } | |
6829 | } | |
6830 | #endif /* CONFIG_FILS */ | |
6831 | ||
6832 | ||
22628eca JM |
6833 | int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s) |
6834 | { | |
6835 | return wpa_s->conf->ap_scan == 2 || | |
6836 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION); | |
6837 | } | |
d2118814 JM |
6838 | |
6839 | ||
6840 | #if defined(CONFIG_CTRL_IFACE) || defined(CONFIG_CTRL_IFACE_DBUS_NEW) | |
6841 | int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s, | |
6842 | struct wpa_ssid *ssid, | |
6843 | const char *field, | |
6844 | const char *value) | |
6845 | { | |
6846 | #ifdef IEEE8021X_EAPOL | |
6847 | struct eap_peer_config *eap = &ssid->eap; | |
6848 | ||
6849 | wpa_printf(MSG_DEBUG, "CTRL_IFACE: response handle field=%s", field); | |
6850 | wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: response value", | |
6851 | (const u8 *) value, os_strlen(value)); | |
6852 | ||
6853 | switch (wpa_supplicant_ctrl_req_from_string(field)) { | |
6854 | case WPA_CTRL_REQ_EAP_IDENTITY: | |
6855 | os_free(eap->identity); | |
6856 | eap->identity = (u8 *) os_strdup(value); | |
6857 | eap->identity_len = os_strlen(value); | |
6858 | eap->pending_req_identity = 0; | |
6859 | if (ssid == wpa_s->current_ssid) | |
6860 | wpa_s->reassociate = 1; | |
6861 | break; | |
6862 | case WPA_CTRL_REQ_EAP_PASSWORD: | |
19c48da0 | 6863 | bin_clear_free(eap->password, eap->password_len); |
d2118814 JM |
6864 | eap->password = (u8 *) os_strdup(value); |
6865 | eap->password_len = os_strlen(value); | |
6866 | eap->pending_req_password = 0; | |
6867 | if (ssid == wpa_s->current_ssid) | |
6868 | wpa_s->reassociate = 1; | |
6869 | break; | |
6870 | case WPA_CTRL_REQ_EAP_NEW_PASSWORD: | |
19c48da0 | 6871 | bin_clear_free(eap->new_password, eap->new_password_len); |
d2118814 JM |
6872 | eap->new_password = (u8 *) os_strdup(value); |
6873 | eap->new_password_len = os_strlen(value); | |
6874 | eap->pending_req_new_password = 0; | |
6875 | if (ssid == wpa_s->current_ssid) | |
6876 | wpa_s->reassociate = 1; | |
6877 | break; | |
6878 | case WPA_CTRL_REQ_EAP_PIN: | |
19c48da0 | 6879 | str_clear_free(eap->pin); |
d2118814 JM |
6880 | eap->pin = os_strdup(value); |
6881 | eap->pending_req_pin = 0; | |
6882 | if (ssid == wpa_s->current_ssid) | |
6883 | wpa_s->reassociate = 1; | |
6884 | break; | |
6885 | case WPA_CTRL_REQ_EAP_OTP: | |
19c48da0 | 6886 | bin_clear_free(eap->otp, eap->otp_len); |
d2118814 JM |
6887 | eap->otp = (u8 *) os_strdup(value); |
6888 | eap->otp_len = os_strlen(value); | |
6889 | os_free(eap->pending_req_otp); | |
6890 | eap->pending_req_otp = NULL; | |
6891 | eap->pending_req_otp_len = 0; | |
6892 | break; | |
6893 | case WPA_CTRL_REQ_EAP_PASSPHRASE: | |
19c48da0 JM |
6894 | str_clear_free(eap->private_key_passwd); |
6895 | eap->private_key_passwd = os_strdup(value); | |
d2118814 JM |
6896 | eap->pending_req_passphrase = 0; |
6897 | if (ssid == wpa_s->current_ssid) | |
6898 | wpa_s->reassociate = 1; | |
6899 | break; | |
a5d44ac0 | 6900 | case WPA_CTRL_REQ_SIM: |
19c48da0 | 6901 | str_clear_free(eap->external_sim_resp); |
a5d44ac0 | 6902 | eap->external_sim_resp = os_strdup(value); |
ed9b1c16 | 6903 | eap->pending_req_sim = 0; |
a5d44ac0 | 6904 | break; |
a52410c2 JM |
6905 | case WPA_CTRL_REQ_PSK_PASSPHRASE: |
6906 | if (wpa_config_set(ssid, "psk", value, 0) < 0) | |
6907 | return -1; | |
6908 | ssid->mem_only_psk = 1; | |
6909 | if (ssid->passphrase) | |
6910 | wpa_config_update_psk(ssid); | |
6911 | if (wpa_s->wpa_state == WPA_SCANNING && !wpa_s->scanning) | |
6912 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
6913 | break; | |
3c108b75 JM |
6914 | case WPA_CTRL_REQ_EXT_CERT_CHECK: |
6915 | if (eap->pending_ext_cert_check != PENDING_CHECK) | |
6916 | return -1; | |
6917 | if (os_strcmp(value, "good") == 0) | |
6918 | eap->pending_ext_cert_check = EXT_CERT_CHECK_GOOD; | |
6919 | else if (os_strcmp(value, "bad") == 0) | |
6920 | eap->pending_ext_cert_check = EXT_CERT_CHECK_BAD; | |
6921 | else | |
6922 | return -1; | |
6923 | break; | |
d2118814 JM |
6924 | default: |
6925 | wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", field); | |
6926 | return -1; | |
6927 | } | |
6928 | ||
6929 | return 0; | |
6930 | #else /* IEEE8021X_EAPOL */ | |
6931 | wpa_printf(MSG_DEBUG, "CTRL_IFACE: IEEE 802.1X not included"); | |
6932 | return -1; | |
6933 | #endif /* IEEE8021X_EAPOL */ | |
6934 | } | |
6935 | #endif /* CONFIG_CTRL_IFACE || CONFIG_CTRL_IFACE_DBUS_NEW */ | |
349493bd JM |
6936 | |
6937 | ||
6938 | int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid) | |
6939 | { | |
6940 | int i; | |
6941 | unsigned int drv_enc; | |
6942 | ||
44b9ea5b JM |
6943 | if (wpa_s->p2p_mgmt) |
6944 | return 1; /* no normal network profiles on p2p_mgmt interface */ | |
6945 | ||
349493bd JM |
6946 | if (ssid == NULL) |
6947 | return 1; | |
6948 | ||
6949 | if (ssid->disabled) | |
6950 | return 1; | |
6951 | ||
9feadba1 | 6952 | if (wpa_s->drv_capa_known) |
349493bd JM |
6953 | drv_enc = wpa_s->drv_enc; |
6954 | else | |
6955 | drv_enc = (unsigned int) -1; | |
6956 | ||
6957 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
6958 | size_t len = ssid->wep_key_len[i]; | |
6959 | if (len == 0) | |
6960 | continue; | |
6961 | if (len == 5 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP40)) | |
6962 | continue; | |
6963 | if (len == 13 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP104)) | |
6964 | continue; | |
6965 | if (len == 16 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP128)) | |
6966 | continue; | |
6967 | return 1; /* invalid WEP key */ | |
6968 | } | |
6969 | ||
9173b16f | 6970 | if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt) && !ssid->psk_set && |
a52410c2 | 6971 | (!ssid->passphrase || ssid->ssid_len != 0) && !ssid->ext_psk && |
a34ca59e | 6972 | !(wpa_key_mgmt_sae(ssid->key_mgmt) && ssid->sae_password) && |
a52410c2 | 6973 | !ssid->mem_only_psk) |
2518aad3 JM |
6974 | return 1; |
6975 | ||
349493bd JM |
6976 | return 0; |
6977 | } | |
b9cfc09a JJ |
6978 | |
6979 | ||
3f56a2b7 JM |
6980 | int wpas_get_ssid_pmf(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid) |
6981 | { | |
6982 | #ifdef CONFIG_IEEE80211W | |
6983 | if (ssid == NULL || ssid->ieee80211w == MGMT_FRAME_PROTECTION_DEFAULT) { | |
6984 | if (wpa_s->conf->pmf == MGMT_FRAME_PROTECTION_OPTIONAL && | |
6985 | !(wpa_s->drv_enc & WPA_DRIVER_CAPA_ENC_BIP)) { | |
6986 | /* | |
6987 | * Driver does not support BIP -- ignore pmf=1 default | |
6988 | * since the connection with PMF would fail and the | |
6989 | * configuration does not require PMF to be enabled. | |
6990 | */ | |
6991 | return NO_MGMT_FRAME_PROTECTION; | |
6992 | } | |
6993 | ||
22950049 JM |
6994 | if (ssid && |
6995 | (ssid->key_mgmt & | |
6996 | ~(WPA_KEY_MGMT_NONE | WPA_KEY_MGMT_WPS | | |
6997 | WPA_KEY_MGMT_IEEE8021X_NO_WPA)) == 0) { | |
6998 | /* | |
6999 | * Do not use the default PMF value for non-RSN networks | |
7000 | * since PMF is available only with RSN and pmf=2 | |
7001 | * configuration would otherwise prevent connections to | |
7002 | * all open networks. | |
7003 | */ | |
7004 | return NO_MGMT_FRAME_PROTECTION; | |
7005 | } | |
7006 | ||
3f56a2b7 JM |
7007 | return wpa_s->conf->pmf; |
7008 | } | |
7009 | ||
7010 | return ssid->ieee80211w; | |
7011 | #else /* CONFIG_IEEE80211W */ | |
7012 | return NO_MGMT_FRAME_PROTECTION; | |
7013 | #endif /* CONFIG_IEEE80211W */ | |
7014 | } | |
7015 | ||
7016 | ||
b9cfc09a JJ |
7017 | int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s) |
7018 | { | |
7019 | if (wpa_s->global->conc_pref == WPA_CONC_PREF_P2P) | |
7020 | return 1; | |
7021 | if (wpa_s->global->conc_pref == WPA_CONC_PREF_STA) | |
7022 | return 0; | |
7023 | return -1; | |
7024 | } | |
00e5e3d5 JM |
7025 | |
7026 | ||
b19c098e | 7027 | void wpas_auth_failed(struct wpa_supplicant *wpa_s, char *reason) |
00e5e3d5 JM |
7028 | { |
7029 | struct wpa_ssid *ssid = wpa_s->current_ssid; | |
7030 | int dur; | |
4e1eae1d | 7031 | struct os_reltime now; |
00e5e3d5 JM |
7032 | |
7033 | if (ssid == NULL) { | |
7034 | wpa_printf(MSG_DEBUG, "Authentication failure but no known " | |
7035 | "SSID block"); | |
7036 | return; | |
7037 | } | |
7038 | ||
7039 | if (ssid->key_mgmt == WPA_KEY_MGMT_WPS) | |
7040 | return; | |
7041 | ||
7042 | ssid->auth_failures++; | |
cbf41ca7 SL |
7043 | |
7044 | #ifdef CONFIG_P2P | |
7045 | if (ssid->p2p_group && | |
7046 | (wpa_s->p2p_in_provisioning || wpa_s->show_group_started)) { | |
7047 | /* | |
7048 | * Skip the wait time since there is a short timeout on the | |
7049 | * connection to a P2P group. | |
7050 | */ | |
7051 | return; | |
7052 | } | |
7053 | #endif /* CONFIG_P2P */ | |
7054 | ||
00e5e3d5 JM |
7055 | if (ssid->auth_failures > 50) |
7056 | dur = 300; | |
00e5e3d5 | 7057 | else if (ssid->auth_failures > 10) |
8a77f1be | 7058 | dur = 120; |
00e5e3d5 | 7059 | else if (ssid->auth_failures > 5) |
8a77f1be JM |
7060 | dur = 90; |
7061 | else if (ssid->auth_failures > 3) | |
7062 | dur = 60; | |
7063 | else if (ssid->auth_failures > 2) | |
00e5e3d5 JM |
7064 | dur = 30; |
7065 | else if (ssid->auth_failures > 1) | |
7066 | dur = 20; | |
7067 | else | |
7068 | dur = 10; | |
7069 | ||
8a77f1be JM |
7070 | if (ssid->auth_failures > 1 && |
7071 | wpa_key_mgmt_wpa_ieee8021x(ssid->key_mgmt)) | |
7072 | dur += os_random() % (ssid->auth_failures * 10); | |
7073 | ||
4e1eae1d | 7074 | os_get_reltime(&now); |
00e5e3d5 JM |
7075 | if (now.sec + dur <= ssid->disabled_until.sec) |
7076 | return; | |
7077 | ||
7078 | ssid->disabled_until.sec = now.sec + dur; | |
7079 | ||
7080 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_TEMP_DISABLED | |
b19c098e | 7081 | "id=%d ssid=\"%s\" auth_failures=%u duration=%d reason=%s", |
00e5e3d5 | 7082 | ssid->id, wpa_ssid_txt(ssid->ssid, ssid->ssid_len), |
b19c098e | 7083 | ssid->auth_failures, dur, reason); |
00e5e3d5 JM |
7084 | } |
7085 | ||
7086 | ||
7087 | void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s, | |
7088 | struct wpa_ssid *ssid, int clear_failures) | |
7089 | { | |
7090 | if (ssid == NULL) | |
7091 | return; | |
7092 | ||
7093 | if (ssid->disabled_until.sec) { | |
7094 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_REENABLED | |
7095 | "id=%d ssid=\"%s\"", | |
7096 | ssid->id, wpa_ssid_txt(ssid->ssid, ssid->ssid_len)); | |
7097 | } | |
7098 | ssid->disabled_until.sec = 0; | |
7099 | ssid->disabled_until.usec = 0; | |
7100 | if (clear_failures) | |
7101 | ssid->auth_failures = 0; | |
7102 | } | |
6407f413 JM |
7103 | |
7104 | ||
7105 | int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid) | |
7106 | { | |
7107 | size_t i; | |
7108 | ||
7109 | if (wpa_s->disallow_aps_bssid == NULL) | |
7110 | return 0; | |
7111 | ||
7112 | for (i = 0; i < wpa_s->disallow_aps_bssid_count; i++) { | |
7113 | if (os_memcmp(wpa_s->disallow_aps_bssid + i * ETH_ALEN, | |
7114 | bssid, ETH_ALEN) == 0) | |
7115 | return 1; | |
7116 | } | |
7117 | ||
7118 | return 0; | |
7119 | } | |
7120 | ||
7121 | ||
7122 | int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid, | |
7123 | size_t ssid_len) | |
7124 | { | |
7125 | size_t i; | |
7126 | ||
7127 | if (wpa_s->disallow_aps_ssid == NULL || ssid == NULL) | |
7128 | return 0; | |
7129 | ||
7130 | for (i = 0; i < wpa_s->disallow_aps_ssid_count; i++) { | |
7131 | struct wpa_ssid_value *s = &wpa_s->disallow_aps_ssid[i]; | |
7132 | if (ssid_len == s->ssid_len && | |
7133 | os_memcmp(ssid, s->ssid, ssid_len) == 0) | |
7134 | return 1; | |
7135 | } | |
7136 | ||
7137 | return 0; | |
7138 | } | |
9796a86c JM |
7139 | |
7140 | ||
7141 | /** | |
7142 | * wpas_request_connection - Request a new connection | |
7143 | * @wpa_s: Pointer to the network interface | |
7144 | * | |
7145 | * This function is used to request a new connection to be found. It will mark | |
7146 | * the interface to allow reassociation and request a new scan to find a | |
7147 | * suitable network to connect to. | |
7148 | */ | |
7149 | void wpas_request_connection(struct wpa_supplicant *wpa_s) | |
7150 | { | |
7151 | wpa_s->normal_scans = 0; | |
5214f4fa | 7152 | wpa_s->scan_req = NORMAL_SCAN_REQ; |
9796a86c JM |
7153 | wpa_supplicant_reinit_autoscan(wpa_s); |
7154 | wpa_s->extra_blacklist_count = 0; | |
7155 | wpa_s->disconnected = 0; | |
7156 | wpa_s->reassociate = 1; | |
2cb40e9f | 7157 | wpa_s->last_owe_group = 0; |
5e24beae MH |
7158 | |
7159 | if (wpa_supplicant_fast_associate(wpa_s) != 1) | |
7160 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
0c5f01fd B |
7161 | else |
7162 | wpa_s->reattach = 0; | |
9796a86c | 7163 | } |
36b9883d DG |
7164 | |
7165 | ||
5f040be4 RP |
7166 | /** |
7167 | * wpas_request_disconnection - Request disconnection | |
7168 | * @wpa_s: Pointer to the network interface | |
7169 | * | |
7170 | * This function is used to request disconnection from the currently connected | |
7171 | * network. This will stop any ongoing scans and initiate deauthentication. | |
7172 | */ | |
7173 | void wpas_request_disconnection(struct wpa_supplicant *wpa_s) | |
7174 | { | |
7175 | #ifdef CONFIG_SME | |
7176 | wpa_s->sme.prev_bssid_set = 0; | |
7177 | #endif /* CONFIG_SME */ | |
7178 | wpa_s->reassociate = 0; | |
7179 | wpa_s->disconnected = 1; | |
7180 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
7181 | wpa_supplicant_cancel_scan(wpa_s); | |
7182 | wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING); | |
7183 | eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL); | |
f5db7750 JM |
7184 | radio_remove_works(wpa_s, "connect", 0); |
7185 | radio_remove_works(wpa_s, "sme-connect", 0); | |
5f040be4 RP |
7186 | } |
7187 | ||
7188 | ||
a0c90bb0 IP |
7189 | void dump_freq_data(struct wpa_supplicant *wpa_s, const char *title, |
7190 | struct wpa_used_freq_data *freqs_data, | |
7191 | unsigned int len) | |
7192 | { | |
7193 | unsigned int i; | |
7194 | ||
7195 | wpa_dbg(wpa_s, MSG_DEBUG, "Shared frequencies (len=%u): %s", | |
7196 | len, title); | |
7197 | for (i = 0; i < len; i++) { | |
7198 | struct wpa_used_freq_data *cur = &freqs_data[i]; | |
7199 | wpa_dbg(wpa_s, MSG_DEBUG, "freq[%u]: %d, flags=0x%X", | |
7200 | i, cur->freq, cur->flags); | |
7201 | } | |
7202 | } | |
7203 | ||
7204 | ||
53c5dfc2 IP |
7205 | /* |
7206 | * Find the operating frequencies of any of the virtual interfaces that | |
a0c90bb0 IP |
7207 | * are using the same radio as the current interface, and in addition, get |
7208 | * information about the interface types that are using the frequency. | |
53c5dfc2 | 7209 | */ |
a0c90bb0 IP |
7210 | int get_shared_radio_freqs_data(struct wpa_supplicant *wpa_s, |
7211 | struct wpa_used_freq_data *freqs_data, | |
7212 | unsigned int len) | |
53c5dfc2 | 7213 | { |
53c5dfc2 IP |
7214 | struct wpa_supplicant *ifs; |
7215 | u8 bssid[ETH_ALEN]; | |
7216 | int freq; | |
7217 | unsigned int idx = 0, i; | |
7218 | ||
217cf499 JM |
7219 | wpa_dbg(wpa_s, MSG_DEBUG, |
7220 | "Determining shared radio frequencies (max len %u)", len); | |
a0c90bb0 | 7221 | os_memset(freqs_data, 0, sizeof(struct wpa_used_freq_data) * len); |
53c5dfc2 | 7222 | |
0ad3b9c4 JM |
7223 | dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant, |
7224 | radio_list) { | |
a0c90bb0 IP |
7225 | if (idx == len) |
7226 | break; | |
7227 | ||
53c5dfc2 IP |
7228 | if (ifs->current_ssid == NULL || ifs->assoc_freq == 0) |
7229 | continue; | |
7230 | ||
7231 | if (ifs->current_ssid->mode == WPAS_MODE_AP || | |
241c3333 MH |
7232 | ifs->current_ssid->mode == WPAS_MODE_P2P_GO || |
7233 | ifs->current_ssid->mode == WPAS_MODE_MESH) | |
53c5dfc2 IP |
7234 | freq = ifs->current_ssid->frequency; |
7235 | else if (wpa_drv_get_bssid(ifs, bssid) == 0) | |
7236 | freq = ifs->assoc_freq; | |
7237 | else | |
7238 | continue; | |
7239 | ||
7240 | /* Hold only distinct freqs */ | |
7241 | for (i = 0; i < idx; i++) | |
a0c90bb0 | 7242 | if (freqs_data[i].freq == freq) |
53c5dfc2 IP |
7243 | break; |
7244 | ||
7245 | if (i == idx) | |
a0c90bb0 IP |
7246 | freqs_data[idx++].freq = freq; |
7247 | ||
7248 | if (ifs->current_ssid->mode == WPAS_MODE_INFRA) { | |
22264b3c | 7249 | freqs_data[i].flags |= ifs->current_ssid->p2p_group ? |
a0c90bb0 IP |
7250 | WPA_FREQ_USED_BY_P2P_CLIENT : |
7251 | WPA_FREQ_USED_BY_INFRA_STATION; | |
7252 | } | |
53c5dfc2 | 7253 | } |
217cf499 | 7254 | |
a0c90bb0 | 7255 | dump_freq_data(wpa_s, "completed iteration", freqs_data, idx); |
53c5dfc2 IP |
7256 | return idx; |
7257 | } | |
a0c90bb0 IP |
7258 | |
7259 | ||
7260 | /* | |
7261 | * Find the operating frequencies of any of the virtual interfaces that | |
7262 | * are using the same radio as the current interface. | |
7263 | */ | |
7264 | int get_shared_radio_freqs(struct wpa_supplicant *wpa_s, | |
7265 | int *freq_array, unsigned int len) | |
7266 | { | |
7267 | struct wpa_used_freq_data *freqs_data; | |
7268 | int num, i; | |
7269 | ||
7270 | os_memset(freq_array, 0, sizeof(int) * len); | |
7271 | ||
7272 | freqs_data = os_calloc(len, sizeof(struct wpa_used_freq_data)); | |
7273 | if (!freqs_data) | |
7274 | return -1; | |
7275 | ||
7276 | num = get_shared_radio_freqs_data(wpa_s, freqs_data, len); | |
7277 | for (i = 0; i < num; i++) | |
7278 | freq_array[i] = freqs_data[i].freq; | |
7279 | ||
7280 | os_free(freqs_data); | |
7281 | ||
7282 | return num; | |
7283 | } | |
b361d580 AK |
7284 | |
7285 | ||
af041f99 AA |
7286 | struct wpa_supplicant * |
7287 | wpas_vendor_elem(struct wpa_supplicant *wpa_s, enum wpa_vendor_elem_frame frame) | |
7288 | { | |
7289 | switch (frame) { | |
7290 | #ifdef CONFIG_P2P | |
7291 | case VENDOR_ELEM_PROBE_REQ_P2P: | |
7292 | case VENDOR_ELEM_PROBE_RESP_P2P: | |
7293 | case VENDOR_ELEM_PROBE_RESP_P2P_GO: | |
7294 | case VENDOR_ELEM_BEACON_P2P_GO: | |
7295 | case VENDOR_ELEM_P2P_PD_REQ: | |
7296 | case VENDOR_ELEM_P2P_PD_RESP: | |
7297 | case VENDOR_ELEM_P2P_GO_NEG_REQ: | |
7298 | case VENDOR_ELEM_P2P_GO_NEG_RESP: | |
7299 | case VENDOR_ELEM_P2P_GO_NEG_CONF: | |
7300 | case VENDOR_ELEM_P2P_INV_REQ: | |
7301 | case VENDOR_ELEM_P2P_INV_RESP: | |
7302 | case VENDOR_ELEM_P2P_ASSOC_REQ: | |
7303 | case VENDOR_ELEM_P2P_ASSOC_RESP: | |
ba307f85 | 7304 | return wpa_s->p2pdev; |
af041f99 AA |
7305 | #endif /* CONFIG_P2P */ |
7306 | default: | |
7307 | return wpa_s; | |
7308 | } | |
7309 | } | |
7310 | ||
7311 | ||
7312 | void wpas_vendor_elem_update(struct wpa_supplicant *wpa_s) | |
7313 | { | |
7314 | unsigned int i; | |
7315 | char buf[30]; | |
7316 | ||
7317 | wpa_printf(MSG_DEBUG, "Update vendor elements"); | |
7318 | ||
7319 | for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) { | |
7320 | if (wpa_s->vendor_elem[i]) { | |
7321 | int res; | |
7322 | ||
7323 | res = os_snprintf(buf, sizeof(buf), "frame[%u]", i); | |
7324 | if (!os_snprintf_error(sizeof(buf), res)) { | |
7325 | wpa_hexdump_buf(MSG_DEBUG, buf, | |
7326 | wpa_s->vendor_elem[i]); | |
7327 | } | |
7328 | } | |
7329 | } | |
7330 | ||
7331 | #ifdef CONFIG_P2P | |
7332 | if (wpa_s->parent == wpa_s && | |
7333 | wpa_s->global->p2p && | |
7334 | !wpa_s->global->p2p_disabled) | |
7335 | p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem); | |
7336 | #endif /* CONFIG_P2P */ | |
7337 | } | |
7338 | ||
7339 | ||
7340 | int wpas_vendor_elem_remove(struct wpa_supplicant *wpa_s, int frame, | |
7341 | const u8 *elem, size_t len) | |
7342 | { | |
7343 | u8 *ie, *end; | |
7344 | ||
7345 | ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]); | |
7346 | end = ie + wpabuf_len(wpa_s->vendor_elem[frame]); | |
7347 | ||
7348 | for (; ie + 1 < end; ie += 2 + ie[1]) { | |
7349 | if (ie + len > end) | |
7350 | break; | |
7351 | if (os_memcmp(ie, elem, len) != 0) | |
7352 | continue; | |
7353 | ||
7354 | if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) { | |
7355 | wpabuf_free(wpa_s->vendor_elem[frame]); | |
7356 | wpa_s->vendor_elem[frame] = NULL; | |
7357 | } else { | |
7358 | os_memmove(ie, ie + len, end - (ie + len)); | |
7359 | wpa_s->vendor_elem[frame]->used -= len; | |
7360 | } | |
7361 | wpas_vendor_elem_update(wpa_s); | |
7362 | return 0; | |
7363 | } | |
7364 | ||
7365 | return -1; | |
7366 | } | |
ea69d973 AS |
7367 | |
7368 | ||
7369 | struct hostapd_hw_modes * get_mode(struct hostapd_hw_modes *modes, | |
7370 | u16 num_modes, enum hostapd_hw_mode mode) | |
7371 | { | |
7372 | u16 i; | |
7373 | ||
7374 | for (i = 0; i < num_modes; i++) { | |
7375 | if (modes[i].mode == mode) | |
7376 | return &modes[i]; | |
7377 | } | |
7378 | ||
7379 | return NULL; | |
7380 | } | |
dd599908 AS |
7381 | |
7382 | ||
7383 | static struct | |
7384 | wpa_bss_tmp_disallowed * wpas_get_disallowed_bss(struct wpa_supplicant *wpa_s, | |
7385 | const u8 *bssid) | |
7386 | { | |
7387 | struct wpa_bss_tmp_disallowed *bss; | |
7388 | ||
7389 | dl_list_for_each(bss, &wpa_s->bss_tmp_disallowed, | |
7390 | struct wpa_bss_tmp_disallowed, list) { | |
7391 | if (os_memcmp(bssid, bss->bssid, ETH_ALEN) == 0) | |
7392 | return bss; | |
7393 | } | |
7394 | ||
7395 | return NULL; | |
7396 | } | |
7397 | ||
7398 | ||
b04854ce AP |
7399 | static int wpa_set_driver_tmp_disallow_list(struct wpa_supplicant *wpa_s) |
7400 | { | |
7401 | struct wpa_bss_tmp_disallowed *tmp; | |
7402 | unsigned int num_bssid = 0; | |
7403 | u8 *bssids; | |
7404 | int ret; | |
7405 | ||
7406 | bssids = os_malloc(dl_list_len(&wpa_s->bss_tmp_disallowed) * ETH_ALEN); | |
7407 | if (!bssids) | |
7408 | return -1; | |
7409 | dl_list_for_each(tmp, &wpa_s->bss_tmp_disallowed, | |
7410 | struct wpa_bss_tmp_disallowed, list) { | |
7411 | os_memcpy(&bssids[num_bssid * ETH_ALEN], tmp->bssid, | |
7412 | ETH_ALEN); | |
7413 | num_bssid++; | |
7414 | } | |
7415 | ret = wpa_drv_set_bssid_blacklist(wpa_s, num_bssid, bssids); | |
7416 | os_free(bssids); | |
7417 | return ret; | |
7418 | } | |
7419 | ||
7420 | ||
7421 | static void wpa_bss_tmp_disallow_timeout(void *eloop_ctx, void *timeout_ctx) | |
7422 | { | |
7423 | struct wpa_supplicant *wpa_s = eloop_ctx; | |
7424 | struct wpa_bss_tmp_disallowed *tmp, *bss = timeout_ctx; | |
7425 | ||
7426 | /* Make sure the bss is not already freed */ | |
7427 | dl_list_for_each(tmp, &wpa_s->bss_tmp_disallowed, | |
7428 | struct wpa_bss_tmp_disallowed, list) { | |
7429 | if (bss == tmp) { | |
7430 | dl_list_del(&tmp->list); | |
7431 | os_free(tmp); | |
7432 | wpa_set_driver_tmp_disallow_list(wpa_s); | |
7433 | break; | |
7434 | } | |
7435 | } | |
7436 | } | |
7437 | ||
7438 | ||
dd599908 | 7439 | void wpa_bss_tmp_disallow(struct wpa_supplicant *wpa_s, const u8 *bssid, |
19677b77 | 7440 | unsigned int sec, int rssi_threshold) |
dd599908 AS |
7441 | { |
7442 | struct wpa_bss_tmp_disallowed *bss; | |
dd599908 AS |
7443 | |
7444 | bss = wpas_get_disallowed_bss(wpa_s, bssid); | |
7445 | if (bss) { | |
b04854ce | 7446 | eloop_cancel_timeout(wpa_bss_tmp_disallow_timeout, wpa_s, bss); |
19677b77 | 7447 | goto finish; |
dd599908 AS |
7448 | } |
7449 | ||
7450 | bss = os_malloc(sizeof(*bss)); | |
7451 | if (!bss) { | |
7452 | wpa_printf(MSG_DEBUG, | |
7453 | "Failed to allocate memory for temp disallow BSS"); | |
7454 | return; | |
7455 | } | |
7456 | ||
dd599908 AS |
7457 | os_memcpy(bss->bssid, bssid, ETH_ALEN); |
7458 | dl_list_add(&wpa_s->bss_tmp_disallowed, &bss->list); | |
b04854ce | 7459 | wpa_set_driver_tmp_disallow_list(wpa_s); |
19677b77 BL |
7460 | |
7461 | finish: | |
7462 | bss->rssi_threshold = rssi_threshold; | |
b04854ce AP |
7463 | eloop_register_timeout(sec, 0, wpa_bss_tmp_disallow_timeout, |
7464 | wpa_s, bss); | |
dd599908 AS |
7465 | } |
7466 | ||
7467 | ||
19677b77 BL |
7468 | int wpa_is_bss_tmp_disallowed(struct wpa_supplicant *wpa_s, |
7469 | struct wpa_bss *bss) | |
dd599908 | 7470 | { |
19677b77 | 7471 | struct wpa_bss_tmp_disallowed *disallowed = NULL, *tmp, *prev; |
dd599908 | 7472 | |
d010048c JM |
7473 | dl_list_for_each_safe(tmp, prev, &wpa_s->bss_tmp_disallowed, |
7474 | struct wpa_bss_tmp_disallowed, list) { | |
19677b77 BL |
7475 | if (os_memcmp(bss->bssid, tmp->bssid, ETH_ALEN) == 0) { |
7476 | disallowed = tmp; | |
d010048c JM |
7477 | break; |
7478 | } | |
7479 | } | |
19677b77 BL |
7480 | if (!disallowed) |
7481 | return 0; | |
7482 | ||
7483 | if (disallowed->rssi_threshold != 0 && | |
7484 | bss->level > disallowed->rssi_threshold) | |
dd599908 AS |
7485 | return 0; |
7486 | ||
d010048c | 7487 | return 1; |
dd599908 | 7488 | } |
91b6eba7 EC |
7489 | |
7490 | ||
7491 | int wpas_enable_mac_addr_randomization(struct wpa_supplicant *wpa_s, | |
7492 | unsigned int type, const u8 *addr, | |
7493 | const u8 *mask) | |
7494 | { | |
7495 | if ((addr && !mask) || (!addr && mask)) { | |
7496 | wpa_printf(MSG_INFO, | |
7497 | "MAC_ADDR_RAND_SCAN invalid addr/mask combination"); | |
7498 | return -1; | |
7499 | } | |
7500 | ||
7501 | if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) { | |
7502 | wpa_printf(MSG_INFO, | |
7503 | "MAC_ADDR_RAND_SCAN cannot allow multicast address"); | |
7504 | return -1; | |
7505 | } | |
7506 | ||
7507 | if (type & MAC_ADDR_RAND_SCAN) { | |
7508 | if (wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN, | |
7509 | addr, mask)) | |
7510 | return -1; | |
7511 | } | |
7512 | ||
7513 | if (type & MAC_ADDR_RAND_SCHED_SCAN) { | |
7514 | if (wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN, | |
7515 | addr, mask)) | |
7516 | return -1; | |
7517 | ||
7518 | if (wpa_s->sched_scanning && !wpa_s->pno) | |
7519 | wpas_scan_restart_sched_scan(wpa_s); | |
7520 | } | |
7521 | ||
7522 | if (type & MAC_ADDR_RAND_PNO) { | |
7523 | if (wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO, | |
7524 | addr, mask)) | |
7525 | return -1; | |
7526 | ||
7527 | if (wpa_s->pno) { | |
7528 | wpas_stop_pno(wpa_s); | |
7529 | wpas_start_pno(wpa_s); | |
7530 | } | |
7531 | } | |
7532 | ||
7533 | return 0; | |
7534 | } | |
7535 | ||
7536 | ||
7537 | int wpas_disable_mac_addr_randomization(struct wpa_supplicant *wpa_s, | |
7538 | unsigned int type) | |
7539 | { | |
7540 | wpas_mac_addr_rand_scan_clear(wpa_s, type); | |
7541 | if (wpa_s->pno) { | |
7542 | if (type & MAC_ADDR_RAND_PNO) { | |
7543 | wpas_stop_pno(wpa_s); | |
7544 | wpas_start_pno(wpa_s); | |
7545 | } | |
7546 | } else if (wpa_s->sched_scanning && (type & MAC_ADDR_RAND_SCHED_SCAN)) { | |
7547 | wpas_scan_restart_sched_scan(wpa_s); | |
7548 | } | |
7549 | ||
7550 | return 0; | |
7551 | } |