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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 */ | |
e0b331d8 SD |
128 | #ifdef CONFIG_OWE |
129 | static void wpas_update_owe_connect_params(struct wpa_supplicant *wpa_s); | |
130 | #endif /* CONFIG_OWE */ | |
b04854ce AP |
131 | |
132 | ||
6fc6879b | 133 | /* Configure default/group WEP keys for static WEP */ |
0194fedb | 134 | int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid) |
6fc6879b JM |
135 | { |
136 | int i, set = 0; | |
137 | ||
138 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
139 | if (ssid->wep_key_len[i] == 0) | |
140 | continue; | |
141 | ||
142 | set = 1; | |
0382097e | 143 | wpa_drv_set_key(wpa_s, WPA_ALG_WEP, NULL, |
da64c266 | 144 | i, i == ssid->wep_tx_keyidx, NULL, 0, |
6fc6879b JM |
145 | ssid->wep_key[i], ssid->wep_key_len[i]); |
146 | } | |
147 | ||
148 | return set; | |
149 | } | |
150 | ||
151 | ||
6ea1f413 JM |
152 | int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s, |
153 | struct wpa_ssid *ssid) | |
6fc6879b JM |
154 | { |
155 | u8 key[32]; | |
156 | size_t keylen; | |
71934751 | 157 | enum wpa_alg alg; |
6fc6879b | 158 | u8 seq[6] = { 0 }; |
658da804 | 159 | int ret; |
6fc6879b JM |
160 | |
161 | /* IBSS/WPA-None uses only one key (Group) for both receiving and | |
162 | * sending unicast and multicast packets. */ | |
163 | ||
d7dcba70 | 164 | if (ssid->mode != WPAS_MODE_IBSS) { |
f049052b BG |
165 | wpa_msg(wpa_s, MSG_INFO, "WPA: Invalid mode %d (not " |
166 | "IBSS/ad-hoc) for WPA-None", ssid->mode); | |
6fc6879b JM |
167 | return -1; |
168 | } | |
169 | ||
170 | if (!ssid->psk_set) { | |
f049052b BG |
171 | wpa_msg(wpa_s, MSG_INFO, "WPA: No PSK configured for " |
172 | "WPA-None"); | |
6fc6879b JM |
173 | return -1; |
174 | } | |
175 | ||
176 | switch (wpa_s->group_cipher) { | |
177 | case WPA_CIPHER_CCMP: | |
178 | os_memcpy(key, ssid->psk, 16); | |
179 | keylen = 16; | |
180 | alg = WPA_ALG_CCMP; | |
181 | break; | |
eb7719ff JM |
182 | case WPA_CIPHER_GCMP: |
183 | os_memcpy(key, ssid->psk, 16); | |
184 | keylen = 16; | |
185 | alg = WPA_ALG_GCMP; | |
186 | break; | |
6fc6879b JM |
187 | case WPA_CIPHER_TKIP: |
188 | /* WPA-None uses the same Michael MIC key for both TX and RX */ | |
189 | os_memcpy(key, ssid->psk, 16 + 8); | |
190 | os_memcpy(key + 16 + 8, ssid->psk + 16, 8); | |
191 | keylen = 32; | |
192 | alg = WPA_ALG_TKIP; | |
193 | break; | |
194 | default: | |
f049052b BG |
195 | wpa_msg(wpa_s, MSG_INFO, "WPA: Invalid group cipher %d for " |
196 | "WPA-None", wpa_s->group_cipher); | |
6fc6879b JM |
197 | return -1; |
198 | } | |
199 | ||
200 | /* TODO: should actually remember the previously used seq#, both for TX | |
201 | * and RX from each STA.. */ | |
202 | ||
658da804 JM |
203 | ret = wpa_drv_set_key(wpa_s, alg, NULL, 0, 1, seq, 6, key, keylen); |
204 | os_memset(key, 0, sizeof(key)); | |
205 | return ret; | |
6fc6879b JM |
206 | } |
207 | ||
208 | ||
209 | static void wpa_supplicant_timeout(void *eloop_ctx, void *timeout_ctx) | |
210 | { | |
211 | struct wpa_supplicant *wpa_s = eloop_ctx; | |
212 | const u8 *bssid = wpa_s->bssid; | |
04e3d815 MK |
213 | if (!is_zero_ether_addr(wpa_s->pending_bssid) && |
214 | (wpa_s->wpa_state == WPA_AUTHENTICATING || | |
215 | wpa_s->wpa_state == WPA_ASSOCIATING)) | |
6fc6879b JM |
216 | bssid = wpa_s->pending_bssid; |
217 | wpa_msg(wpa_s, MSG_INFO, "Authentication with " MACSTR " timed out.", | |
218 | MAC2STR(bssid)); | |
219 | wpa_blacklist_add(wpa_s, bssid); | |
220 | wpa_sm_notify_disassoc(wpa_s->wpa); | |
07783eaa | 221 | wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
6fc6879b | 222 | wpa_s->reassociate = 1; |
48b84f18 BG |
223 | |
224 | /* | |
225 | * If we timed out, the AP or the local radio may be busy. | |
226 | * So, wait a second until scanning again. | |
227 | */ | |
228 | wpa_supplicant_req_scan(wpa_s, 1, 0); | |
6fc6879b JM |
229 | } |
230 | ||
231 | ||
232 | /** | |
233 | * wpa_supplicant_req_auth_timeout - Schedule a timeout for authentication | |
234 | * @wpa_s: Pointer to wpa_supplicant data | |
235 | * @sec: Number of seconds after which to time out authentication | |
236 | * @usec: Number of microseconds after which to time out authentication | |
237 | * | |
238 | * This function is used to schedule a timeout for the current authentication | |
239 | * attempt. | |
240 | */ | |
241 | void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s, | |
242 | int sec, int usec) | |
243 | { | |
a2a535f8 | 244 | if (wpa_s->conf->ap_scan == 0 && |
c2a04078 | 245 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_WIRED)) |
6fc6879b JM |
246 | return; |
247 | ||
f049052b | 248 | wpa_dbg(wpa_s, MSG_DEBUG, "Setting authentication timeout: %d sec " |
6fc6879b JM |
249 | "%d usec", sec, usec); |
250 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
37547ad6 | 251 | wpa_s->last_auth_timeout_sec = sec; |
6fc6879b JM |
252 | eloop_register_timeout(sec, usec, wpa_supplicant_timeout, wpa_s, NULL); |
253 | } | |
254 | ||
255 | ||
37547ad6 DL |
256 | /* |
257 | * wpas_auth_timeout_restart - Restart and change timeout for authentication | |
258 | * @wpa_s: Pointer to wpa_supplicant data | |
259 | * @sec_diff: difference in seconds applied to original timeout value | |
260 | */ | |
261 | void wpas_auth_timeout_restart(struct wpa_supplicant *wpa_s, int sec_diff) | |
262 | { | |
263 | int new_sec = wpa_s->last_auth_timeout_sec + sec_diff; | |
264 | ||
265 | if (eloop_is_timeout_registered(wpa_supplicant_timeout, wpa_s, NULL)) { | |
266 | wpa_dbg(wpa_s, MSG_DEBUG, | |
267 | "Authentication timeout restart: %d sec", new_sec); | |
268 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
269 | eloop_register_timeout(new_sec, 0, wpa_supplicant_timeout, | |
270 | wpa_s, NULL); | |
271 | } | |
272 | } | |
273 | ||
274 | ||
6fc6879b JM |
275 | /** |
276 | * wpa_supplicant_cancel_auth_timeout - Cancel authentication timeout | |
277 | * @wpa_s: Pointer to wpa_supplicant data | |
278 | * | |
279 | * This function is used to cancel authentication timeout scheduled with | |
280 | * wpa_supplicant_req_auth_timeout() and it is called when authentication has | |
281 | * been completed. | |
282 | */ | |
283 | void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s) | |
284 | { | |
f049052b | 285 | wpa_dbg(wpa_s, MSG_DEBUG, "Cancelling authentication timeout"); |
6fc6879b JM |
286 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); |
287 | wpa_blacklist_del(wpa_s, wpa_s->bssid); | |
af835d75 AB |
288 | os_free(wpa_s->last_con_fail_realm); |
289 | wpa_s->last_con_fail_realm = NULL; | |
290 | wpa_s->last_con_fail_realm_len = 0; | |
6fc6879b JM |
291 | } |
292 | ||
293 | ||
294 | /** | |
295 | * wpa_supplicant_initiate_eapol - Configure EAPOL state machine | |
296 | * @wpa_s: Pointer to wpa_supplicant data | |
297 | * | |
298 | * This function is used to configure EAPOL state machine based on the selected | |
299 | * authentication mode. | |
300 | */ | |
301 | void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s) | |
302 | { | |
303 | #ifdef IEEE8021X_EAPOL | |
304 | struct eapol_config eapol_conf; | |
305 | struct wpa_ssid *ssid = wpa_s->current_ssid; | |
306 | ||
53895c3b | 307 | #ifdef CONFIG_IBSS_RSN |
d7dcba70 | 308 | if (ssid->mode == WPAS_MODE_IBSS && |
53895c3b JM |
309 | wpa_s->key_mgmt != WPA_KEY_MGMT_NONE && |
310 | wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE) { | |
311 | /* | |
312 | * RSN IBSS authentication is per-STA and we can disable the | |
313 | * per-BSSID EAPOL authentication. | |
314 | */ | |
315 | eapol_sm_notify_portControl(wpa_s->eapol, ForceAuthorized); | |
316 | eapol_sm_notify_eap_success(wpa_s->eapol, TRUE); | |
317 | eapol_sm_notify_eap_fail(wpa_s->eapol, FALSE); | |
318 | return; | |
319 | } | |
320 | #endif /* CONFIG_IBSS_RSN */ | |
321 | ||
0a40ec6a JM |
322 | eapol_sm_notify_eap_success(wpa_s->eapol, FALSE); |
323 | eapol_sm_notify_eap_fail(wpa_s->eapol, FALSE); | |
324 | ||
6fc6879b JM |
325 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE || |
326 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) | |
327 | eapol_sm_notify_portControl(wpa_s->eapol, ForceAuthorized); | |
328 | else | |
329 | eapol_sm_notify_portControl(wpa_s->eapol, Auto); | |
330 | ||
331 | os_memset(&eapol_conf, 0, sizeof(eapol_conf)); | |
332 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
333 | eapol_conf.accept_802_1x_keys = 1; | |
334 | eapol_conf.required_keys = 0; | |
335 | if (ssid->eapol_flags & EAPOL_FLAG_REQUIRE_KEY_UNICAST) { | |
336 | eapol_conf.required_keys |= EAPOL_REQUIRE_KEY_UNICAST; | |
337 | } | |
338 | if (ssid->eapol_flags & EAPOL_FLAG_REQUIRE_KEY_BROADCAST) { | |
339 | eapol_conf.required_keys |= | |
340 | EAPOL_REQUIRE_KEY_BROADCAST; | |
341 | } | |
342 | ||
a2a535f8 | 343 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_WIRED) |
6fc6879b | 344 | eapol_conf.required_keys = 0; |
6fc6879b | 345 | } |
a2a535f8 | 346 | eapol_conf.fast_reauth = wpa_s->conf->fast_reauth; |
6fc6879b | 347 | eapol_conf.workaround = ssid->eap_workaround; |
56586197 JM |
348 | eapol_conf.eap_disabled = |
349 | !wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) && | |
ad08c363 JM |
350 | wpa_s->key_mgmt != WPA_KEY_MGMT_IEEE8021X_NO_WPA && |
351 | wpa_s->key_mgmt != WPA_KEY_MGMT_WPS; | |
a5d44ac0 | 352 | eapol_conf.external_sim = wpa_s->conf->external_sim; |
3f7ac058 JS |
353 | |
354 | #ifdef CONFIG_WPS | |
355 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) { | |
356 | eapol_conf.wps |= EAPOL_LOCAL_WPS_IN_USE; | |
357 | if (wpa_s->current_bss) { | |
358 | struct wpabuf *ie; | |
359 | ie = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss, | |
360 | WPS_IE_VENDOR_TYPE); | |
361 | if (ie) { | |
362 | if (wps_is_20(ie)) | |
363 | eapol_conf.wps |= | |
364 | EAPOL_PEER_IS_WPS20_AP; | |
365 | wpabuf_free(ie); | |
366 | } | |
367 | } | |
368 | } | |
369 | #endif /* CONFIG_WPS */ | |
370 | ||
6fc6879b | 371 | eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf); |
dd10abcc | 372 | |
ad51731a SD |
373 | #ifdef CONFIG_MACSEC |
374 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE && ssid->mka_psk_set) | |
375 | ieee802_1x_create_preshared_mka(wpa_s, ssid); | |
376 | else | |
377 | ieee802_1x_alloc_kay_sm(wpa_s, ssid); | |
378 | #endif /* CONFIG_MACSEC */ | |
cd3153a9 | 379 | #endif /* IEEE8021X_EAPOL */ |
6fc6879b JM |
380 | } |
381 | ||
382 | ||
383 | /** | |
384 | * wpa_supplicant_set_non_wpa_policy - Set WPA parameters to non-WPA mode | |
385 | * @wpa_s: Pointer to wpa_supplicant data | |
386 | * @ssid: Configuration data for the network | |
387 | * | |
388 | * This function is used to configure WPA state machine and related parameters | |
389 | * to a mode where WPA is not enabled. This is called as part of the | |
390 | * authentication configuration when the selected network does not use WPA. | |
391 | */ | |
392 | void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s, | |
393 | struct wpa_ssid *ssid) | |
394 | { | |
395 | int i; | |
396 | ||
ad08c363 JM |
397 | if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) |
398 | wpa_s->key_mgmt = WPA_KEY_MGMT_WPS; | |
399 | else if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) | |
6fc6879b JM |
400 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_NO_WPA; |
401 | else | |
402 | wpa_s->key_mgmt = WPA_KEY_MGMT_NONE; | |
403 | wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0); | |
404 | wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0); | |
405 | wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0); | |
406 | wpa_s->pairwise_cipher = WPA_CIPHER_NONE; | |
407 | wpa_s->group_cipher = WPA_CIPHER_NONE; | |
408 | wpa_s->mgmt_group_cipher = 0; | |
409 | ||
410 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
411 | if (ssid->wep_key_len[i] > 5) { | |
412 | wpa_s->pairwise_cipher = WPA_CIPHER_WEP104; | |
413 | wpa_s->group_cipher = WPA_CIPHER_WEP104; | |
414 | break; | |
415 | } else if (ssid->wep_key_len[i] > 0) { | |
416 | wpa_s->pairwise_cipher = WPA_CIPHER_WEP40; | |
417 | wpa_s->group_cipher = WPA_CIPHER_WEP40; | |
418 | break; | |
419 | } | |
420 | } | |
421 | ||
422 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_RSN_ENABLED, 0); | |
423 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_KEY_MGMT, wpa_s->key_mgmt); | |
424 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PAIRWISE, | |
425 | wpa_s->pairwise_cipher); | |
426 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_GROUP, wpa_s->group_cipher); | |
6fc6879b JM |
427 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MGMT_GROUP, |
428 | wpa_s->mgmt_group_cipher); | |
6fc6879b JM |
429 | |
430 | pmksa_cache_clear_current(wpa_s->wpa); | |
431 | } | |
432 | ||
433 | ||
6979582c | 434 | void free_hw_features(struct wpa_supplicant *wpa_s) |
6bf731e8 CL |
435 | { |
436 | int i; | |
437 | if (wpa_s->hw.modes == NULL) | |
438 | return; | |
439 | ||
440 | for (i = 0; i < wpa_s->hw.num_modes; i++) { | |
441 | os_free(wpa_s->hw.modes[i].channels); | |
442 | os_free(wpa_s->hw.modes[i].rates); | |
443 | } | |
444 | ||
445 | os_free(wpa_s->hw.modes); | |
446 | wpa_s->hw.modes = NULL; | |
447 | } | |
448 | ||
449 | ||
19677b77 | 450 | void free_bss_tmp_disallowed(struct wpa_supplicant *wpa_s) |
dd599908 AS |
451 | { |
452 | struct wpa_bss_tmp_disallowed *bss, *prev; | |
453 | ||
454 | dl_list_for_each_safe(bss, prev, &wpa_s->bss_tmp_disallowed, | |
455 | struct wpa_bss_tmp_disallowed, list) { | |
b04854ce | 456 | eloop_cancel_timeout(wpa_bss_tmp_disallow_timeout, wpa_s, bss); |
dd599908 AS |
457 | dl_list_del(&bss->list); |
458 | os_free(bss); | |
459 | } | |
460 | } | |
461 | ||
462 | ||
5732b770 JM |
463 | void wpas_flush_fils_hlp_req(struct wpa_supplicant *wpa_s) |
464 | { | |
465 | struct fils_hlp_req *req; | |
466 | ||
467 | while ((req = dl_list_first(&wpa_s->fils_hlp_req, struct fils_hlp_req, | |
468 | list)) != NULL) { | |
469 | dl_list_del(&req->list); | |
470 | wpabuf_free(req->pkt); | |
471 | os_free(req); | |
472 | } | |
473 | } | |
474 | ||
475 | ||
6fc6879b JM |
476 | static void wpa_supplicant_cleanup(struct wpa_supplicant *wpa_s) |
477 | { | |
86bd36f0 JM |
478 | int i; |
479 | ||
60b94c98 | 480 | bgscan_deinit(wpa_s); |
7c865c68 | 481 | autoscan_deinit(wpa_s); |
6fc6879b JM |
482 | scard_deinit(wpa_s->scard); |
483 | wpa_s->scard = NULL; | |
484 | wpa_sm_set_scard_ctx(wpa_s->wpa, NULL); | |
485 | eapol_sm_register_scard_ctx(wpa_s->eapol, NULL); | |
486 | l2_packet_deinit(wpa_s->l2); | |
487 | wpa_s->l2 = NULL; | |
488 | if (wpa_s->l2_br) { | |
489 | l2_packet_deinit(wpa_s->l2_br); | |
490 | wpa_s->l2_br = NULL; | |
491 | } | |
4a6cc862 JM |
492 | #ifdef CONFIG_TESTING_OPTIONS |
493 | l2_packet_deinit(wpa_s->l2_test); | |
494 | wpa_s->l2_test = NULL; | |
c06fca04 JM |
495 | os_free(wpa_s->get_pref_freq_list_override); |
496 | wpa_s->get_pref_freq_list_override = NULL; | |
daa40960 JM |
497 | wpabuf_free(wpa_s->last_assoc_req_wpa_ie); |
498 | wpa_s->last_assoc_req_wpa_ie = NULL; | |
4a6cc862 | 499 | #endif /* CONFIG_TESTING_OPTIONS */ |
6fc6879b | 500 | |
6fc6879b | 501 | if (wpa_s->conf != NULL) { |
8e56d189 JM |
502 | struct wpa_ssid *ssid; |
503 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) | |
504 | wpas_notify_network_removed(wpa_s, ssid); | |
6fc6879b JM |
505 | } |
506 | ||
507 | os_free(wpa_s->confname); | |
508 | wpa_s->confname = NULL; | |
509 | ||
e6304cad DS |
510 | os_free(wpa_s->confanother); |
511 | wpa_s->confanother = NULL; | |
512 | ||
af835d75 AB |
513 | os_free(wpa_s->last_con_fail_realm); |
514 | wpa_s->last_con_fail_realm = NULL; | |
515 | wpa_s->last_con_fail_realm_len = 0; | |
516 | ||
6fc6879b JM |
517 | wpa_sm_set_eapol(wpa_s->wpa, NULL); |
518 | eapol_sm_deinit(wpa_s->eapol); | |
519 | wpa_s->eapol = NULL; | |
520 | ||
521 | rsn_preauth_deinit(wpa_s->wpa); | |
522 | ||
281ff0aa GP |
523 | #ifdef CONFIG_TDLS |
524 | wpa_tdls_deinit(wpa_s->wpa); | |
525 | #endif /* CONFIG_TDLS */ | |
526 | ||
8c42b369 | 527 | wmm_ac_clear_saved_tspecs(wpa_s); |
6fc6879b JM |
528 | pmksa_candidate_free(wpa_s->wpa); |
529 | wpa_sm_deinit(wpa_s->wpa); | |
530 | wpa_s->wpa = NULL; | |
531 | wpa_blacklist_clear(wpa_s); | |
532 | ||
83922c2d | 533 | wpa_bss_deinit(wpa_s); |
6fc6879b | 534 | |
831770bf | 535 | wpa_supplicant_cancel_delayed_sched_scan(wpa_s); |
6fc6879b JM |
536 | wpa_supplicant_cancel_scan(wpa_s); |
537 | wpa_supplicant_cancel_auth_timeout(wpa_s); | |
01a17491 JM |
538 | eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL); |
539 | #ifdef CONFIG_DELAYED_MIC_ERROR_REPORT | |
540 | eloop_cancel_timeout(wpa_supplicant_delayed_mic_error_report, | |
541 | wpa_s, NULL); | |
542 | #endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */ | |
6fc6879b | 543 | |
9bd566a3 AS |
544 | eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL); |
545 | ||
116654ce | 546 | wpas_wps_deinit(wpa_s); |
11ef8d35 | 547 | |
1ff73338 JM |
548 | wpabuf_free(wpa_s->pending_eapol_rx); |
549 | wpa_s->pending_eapol_rx = NULL; | |
550 | ||
11ef8d35 JM |
551 | #ifdef CONFIG_IBSS_RSN |
552 | ibss_rsn_deinit(wpa_s->ibss_rsn); | |
553 | wpa_s->ibss_rsn = NULL; | |
554 | #endif /* CONFIG_IBSS_RSN */ | |
c2a04078 | 555 | |
e29853bb | 556 | sme_deinit(wpa_s); |
2d5b792d JM |
557 | |
558 | #ifdef CONFIG_AP | |
559 | wpa_supplicant_ap_deinit(wpa_s); | |
560 | #endif /* CONFIG_AP */ | |
b22128ef | 561 | |
b22128ef | 562 | wpas_p2p_deinit(wpa_s); |
f47d639d | 563 | |
24f6497c JM |
564 | #ifdef CONFIG_OFFCHANNEL |
565 | offchannel_deinit(wpa_s); | |
566 | #endif /* CONFIG_OFFCHANNEL */ | |
567 | ||
a4cba8f1 LC |
568 | wpa_supplicant_cancel_sched_scan(wpa_s); |
569 | ||
f47d639d JM |
570 | os_free(wpa_s->next_scan_freqs); |
571 | wpa_s->next_scan_freqs = NULL; | |
fee52342 JM |
572 | |
573 | os_free(wpa_s->manual_scan_freqs); | |
574 | wpa_s->manual_scan_freqs = NULL; | |
88a44755 JM |
575 | os_free(wpa_s->select_network_scan_freqs); |
576 | wpa_s->select_network_scan_freqs = NULL; | |
04ea7b79 | 577 | |
d3c9c35f DS |
578 | os_free(wpa_s->manual_sched_scan_freqs); |
579 | wpa_s->manual_sched_scan_freqs = NULL; | |
580 | ||
56c76fa5 IP |
581 | wpas_mac_addr_rand_scan_clear(wpa_s, MAC_ADDR_RAND_ALL); |
582 | ||
57e832de IP |
583 | /* |
584 | * Need to remove any pending gas-query radio work before the | |
585 | * gas_query_deinit() call because gas_query::work has not yet been set | |
586 | * for works that have not been started. gas_query_free() will be unable | |
587 | * to cancel such pending radio works and once the pending gas-query | |
588 | * radio work eventually gets removed, the deinit notification call to | |
589 | * gas_query_start_cb() would result in dereferencing freed memory. | |
590 | */ | |
591 | if (wpa_s->radio) | |
592 | radio_remove_works(wpa_s, "gas-query", 0); | |
04ea7b79 JM |
593 | gas_query_deinit(wpa_s->gas); |
594 | wpa_s->gas = NULL; | |
461d39af JM |
595 | gas_server_deinit(wpa_s->gas_server); |
596 | wpa_s->gas_server = NULL; | |
6bf731e8 CL |
597 | |
598 | free_hw_features(wpa_s); | |
d445a5cd | 599 | |
dd10abcc HW |
600 | ieee802_1x_dealloc_kay_sm(wpa_s); |
601 | ||
d445a5cd JM |
602 | os_free(wpa_s->bssid_filter); |
603 | wpa_s->bssid_filter = NULL; | |
b6668734 | 604 | |
6407f413 JM |
605 | os_free(wpa_s->disallow_aps_bssid); |
606 | wpa_s->disallow_aps_bssid = NULL; | |
607 | os_free(wpa_s->disallow_aps_ssid); | |
608 | wpa_s->disallow_aps_ssid = NULL; | |
609 | ||
b6668734 | 610 | wnm_bss_keep_alive_deinit(wpa_s); |
e27d20bb VK |
611 | #ifdef CONFIG_WNM |
612 | wnm_deallocate_memory(wpa_s); | |
613 | #endif /* CONFIG_WNM */ | |
306ae225 JM |
614 | |
615 | ext_password_deinit(wpa_s->ext_pw); | |
616 | wpa_s->ext_pw = NULL; | |
b1f12296 JM |
617 | |
618 | wpabuf_free(wpa_s->last_gas_resp); | |
b6a9590b JM |
619 | wpa_s->last_gas_resp = NULL; |
620 | wpabuf_free(wpa_s->prev_gas_resp); | |
621 | wpa_s->prev_gas_resp = NULL; | |
a297201d JM |
622 | |
623 | os_free(wpa_s->last_scan_res); | |
624 | wpa_s->last_scan_res = NULL; | |
b572df86 JM |
625 | |
626 | #ifdef CONFIG_HS20 | |
ece4ac5f MG |
627 | if (wpa_s->drv_priv) |
628 | wpa_drv_configure_frame_filters(wpa_s, 0); | |
fb2ac53d | 629 | hs20_deinit(wpa_s); |
b572df86 | 630 | #endif /* CONFIG_HS20 */ |
86bd36f0 JM |
631 | |
632 | for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) { | |
633 | wpabuf_free(wpa_s->vendor_elem[i]); | |
634 | wpa_s->vendor_elem[i] = NULL; | |
635 | } | |
3882a708 JM |
636 | |
637 | wmm_ac_notify_disassoc(wpa_s); | |
32c02261 AS |
638 | |
639 | wpa_s->sched_scan_plans_num = 0; | |
640 | os_free(wpa_s->sched_scan_plans); | |
641 | wpa_s->sched_scan_plans = NULL; | |
92c6e2e3 DS |
642 | |
643 | #ifdef CONFIG_MBO | |
644 | wpa_s->non_pref_chan_num = 0; | |
645 | os_free(wpa_s->non_pref_chan); | |
646 | wpa_s->non_pref_chan = NULL; | |
647 | #endif /* CONFIG_MBO */ | |
dd599908 AS |
648 | |
649 | free_bss_tmp_disallowed(wpa_s); | |
4a742011 DS |
650 | |
651 | wpabuf_free(wpa_s->lci); | |
652 | wpa_s->lci = NULL; | |
76196ddb | 653 | wpas_clear_beacon_rep_data(wpa_s); |
4d77d80e MH |
654 | |
655 | #ifdef CONFIG_PMKSA_CACHE_EXTERNAL | |
656 | #ifdef CONFIG_MESH | |
657 | { | |
658 | struct external_pmksa_cache *entry; | |
659 | ||
660 | while ((entry = dl_list_last(&wpa_s->mesh_external_pmksa_cache, | |
661 | struct external_pmksa_cache, | |
662 | list)) != NULL) { | |
663 | dl_list_del(&entry->list); | |
664 | os_free(entry->pmksa_cache); | |
665 | os_free(entry); | |
666 | } | |
667 | } | |
668 | #endif /* CONFIG_MESH */ | |
669 | #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */ | |
5732b770 JM |
670 | |
671 | wpas_flush_fils_hlp_req(wpa_s); | |
c6c41f6e JM |
672 | |
673 | wpabuf_free(wpa_s->ric_ies); | |
674 | wpa_s->ric_ies = NULL; | |
be27e185 JM |
675 | |
676 | #ifdef CONFIG_DPP | |
677 | wpas_dpp_deinit(wpa_s); | |
87d8435c JM |
678 | dpp_global_deinit(wpa_s->dpp); |
679 | wpa_s->dpp = NULL; | |
be27e185 | 680 | #endif /* CONFIG_DPP */ |
6fc6879b JM |
681 | } |
682 | ||
683 | ||
684 | /** | |
685 | * wpa_clear_keys - Clear keys configured for the driver | |
686 | * @wpa_s: Pointer to wpa_supplicant data | |
687 | * @addr: Previously used BSSID or %NULL if not available | |
688 | * | |
689 | * This function clears the encryption keys that has been previously configured | |
690 | * for the driver. | |
691 | */ | |
692 | void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr) | |
693 | { | |
7d2ed8ba | 694 | int i, max = 6; |
2f30cac3 JM |
695 | |
696 | /* MLME-DELETEKEYS.request */ | |
697 | for (i = 0; i < max; i++) { | |
698 | if (wpa_s->keys_cleared & BIT(i)) | |
699 | continue; | |
700 | wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, i, 0, NULL, 0, | |
701 | NULL, 0); | |
702 | } | |
703 | if (!(wpa_s->keys_cleared & BIT(0)) && addr && | |
704 | !is_zero_ether_addr(addr)) { | |
6fc6879b JM |
705 | wpa_drv_set_key(wpa_s, WPA_ALG_NONE, addr, 0, 0, NULL, 0, NULL, |
706 | 0); | |
707 | /* MLME-SETPROTECTION.request(None) */ | |
708 | wpa_drv_mlme_setprotection( | |
709 | wpa_s, addr, | |
710 | MLME_SETPROTECTION_PROTECT_TYPE_NONE, | |
711 | MLME_SETPROTECTION_KEY_TYPE_PAIRWISE); | |
712 | } | |
2f30cac3 | 713 | wpa_s->keys_cleared = (u32) -1; |
6fc6879b JM |
714 | } |
715 | ||
716 | ||
717 | /** | |
718 | * wpa_supplicant_state_txt - Get the connection state name as a text string | |
719 | * @state: State (wpa_state; WPA_*) | |
720 | * Returns: The state name as a printable text string | |
721 | */ | |
71934751 | 722 | const char * wpa_supplicant_state_txt(enum wpa_states state) |
6fc6879b JM |
723 | { |
724 | switch (state) { | |
725 | case WPA_DISCONNECTED: | |
726 | return "DISCONNECTED"; | |
727 | case WPA_INACTIVE: | |
728 | return "INACTIVE"; | |
8401a6b0 JM |
729 | case WPA_INTERFACE_DISABLED: |
730 | return "INTERFACE_DISABLED"; | |
6fc6879b JM |
731 | case WPA_SCANNING: |
732 | return "SCANNING"; | |
c2a04078 JM |
733 | case WPA_AUTHENTICATING: |
734 | return "AUTHENTICATING"; | |
6fc6879b JM |
735 | case WPA_ASSOCIATING: |
736 | return "ASSOCIATING"; | |
737 | case WPA_ASSOCIATED: | |
738 | return "ASSOCIATED"; | |
739 | case WPA_4WAY_HANDSHAKE: | |
740 | return "4WAY_HANDSHAKE"; | |
741 | case WPA_GROUP_HANDSHAKE: | |
742 | return "GROUP_HANDSHAKE"; | |
743 | case WPA_COMPLETED: | |
744 | return "COMPLETED"; | |
745 | default: | |
746 | return "UNKNOWN"; | |
747 | } | |
748 | } | |
749 | ||
750 | ||
cfe53c9a PS |
751 | #ifdef CONFIG_BGSCAN |
752 | ||
753 | static void wpa_supplicant_start_bgscan(struct wpa_supplicant *wpa_s) | |
754 | { | |
31392709 HD |
755 | const char *name; |
756 | ||
757 | if (wpa_s->current_ssid && wpa_s->current_ssid->bgscan) | |
758 | name = wpa_s->current_ssid->bgscan; | |
759 | else | |
760 | name = wpa_s->conf->bgscan; | |
268043d5 | 761 | if (name == NULL || name[0] == '\0') |
31392709 | 762 | return; |
0096c427 JM |
763 | if (wpas_driver_bss_selection(wpa_s)) |
764 | return; | |
cfe53c9a PS |
765 | if (wpa_s->current_ssid == wpa_s->bgscan_ssid) |
766 | return; | |
aa109830 DS |
767 | #ifdef CONFIG_P2P |
768 | if (wpa_s->p2p_group_interface != NOT_P2P_GROUP_INTERFACE) | |
769 | return; | |
770 | #endif /* CONFIG_P2P */ | |
cfe53c9a PS |
771 | |
772 | bgscan_deinit(wpa_s); | |
31392709 HD |
773 | if (wpa_s->current_ssid) { |
774 | if (bgscan_init(wpa_s, wpa_s->current_ssid, name)) { | |
cfe53c9a PS |
775 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize " |
776 | "bgscan"); | |
777 | /* | |
778 | * Live without bgscan; it is only used as a roaming | |
779 | * optimization, so the initial connection is not | |
780 | * affected. | |
781 | */ | |
6409b7a7 YD |
782 | } else { |
783 | struct wpa_scan_results *scan_res; | |
cfe53c9a | 784 | wpa_s->bgscan_ssid = wpa_s->current_ssid; |
6409b7a7 YD |
785 | scan_res = wpa_supplicant_get_scan_results(wpa_s, NULL, |
786 | 0); | |
787 | if (scan_res) { | |
788 | bgscan_notify_scan(wpa_s, scan_res); | |
789 | wpa_scan_results_free(scan_res); | |
790 | } | |
791 | } | |
cfe53c9a PS |
792 | } else |
793 | wpa_s->bgscan_ssid = NULL; | |
794 | } | |
795 | ||
796 | ||
797 | static void wpa_supplicant_stop_bgscan(struct wpa_supplicant *wpa_s) | |
798 | { | |
799 | if (wpa_s->bgscan_ssid != NULL) { | |
800 | bgscan_deinit(wpa_s); | |
801 | wpa_s->bgscan_ssid = NULL; | |
802 | } | |
803 | } | |
804 | ||
805 | #endif /* CONFIG_BGSCAN */ | |
806 | ||
807 | ||
7c865c68 TB |
808 | static void wpa_supplicant_start_autoscan(struct wpa_supplicant *wpa_s) |
809 | { | |
99218999 | 810 | if (autoscan_init(wpa_s, 0)) |
7c865c68 TB |
811 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize autoscan"); |
812 | } | |
813 | ||
814 | ||
815 | static void wpa_supplicant_stop_autoscan(struct wpa_supplicant *wpa_s) | |
816 | { | |
817 | autoscan_deinit(wpa_s); | |
818 | } | |
819 | ||
820 | ||
c3d12238 JM |
821 | void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s) |
822 | { | |
823 | if (wpa_s->wpa_state == WPA_DISCONNECTED || | |
824 | wpa_s->wpa_state == WPA_SCANNING) { | |
825 | autoscan_deinit(wpa_s); | |
826 | wpa_supplicant_start_autoscan(wpa_s); | |
827 | } | |
828 | } | |
829 | ||
830 | ||
6fc6879b JM |
831 | /** |
832 | * wpa_supplicant_set_state - Set current connection state | |
833 | * @wpa_s: Pointer to wpa_supplicant data | |
834 | * @state: The new connection state | |
835 | * | |
836 | * This function is called whenever the connection state changes, e.g., | |
837 | * association is completed for WPA/WPA2 4-Way Handshake is started. | |
838 | */ | |
71934751 JM |
839 | void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, |
840 | enum wpa_states state) | |
6fc6879b | 841 | { |
27f43d8d | 842 | enum wpa_states old_state = wpa_s->wpa_state; |
a8bfc6ff AB |
843 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) |
844 | Boolean update_fils_connect_params = FALSE; | |
845 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ | |
27f43d8d | 846 | |
f049052b BG |
847 | wpa_dbg(wpa_s, MSG_DEBUG, "State: %s -> %s", |
848 | wpa_supplicant_state_txt(wpa_s->wpa_state), | |
849 | wpa_supplicant_state_txt(state)); | |
6fc6879b | 850 | |
2bbad1c7 MW |
851 | if (state == WPA_COMPLETED && |
852 | os_reltime_initialized(&wpa_s->roam_start)) { | |
853 | os_reltime_age(&wpa_s->roam_start, &wpa_s->roam_time); | |
854 | wpa_s->roam_start.sec = 0; | |
855 | wpa_s->roam_start.usec = 0; | |
856 | wpas_notify_auth_changed(wpa_s); | |
857 | wpas_notify_roam_time(wpa_s); | |
858 | wpas_notify_roam_complete(wpa_s); | |
859 | } else if (state == WPA_DISCONNECTED && | |
860 | os_reltime_initialized(&wpa_s->roam_start)) { | |
861 | wpa_s->roam_start.sec = 0; | |
862 | wpa_s->roam_start.usec = 0; | |
863 | wpa_s->roam_time.sec = 0; | |
864 | wpa_s->roam_time.usec = 0; | |
865 | wpas_notify_roam_complete(wpa_s); | |
866 | } | |
867 | ||
5ddd07cb AS |
868 | if (state == WPA_INTERFACE_DISABLED) { |
869 | /* Assure normal scan when interface is restored */ | |
870 | wpa_s->normal_scans = 0; | |
871 | } | |
872 | ||
0cf24fda | 873 | if (state == WPA_COMPLETED) { |
6ac4b15e | 874 | wpas_connect_work_done(wpa_s); |
0cf24fda LC |
875 | /* Reinitialize normal_scan counter */ |
876 | wpa_s->normal_scans = 0; | |
877 | } | |
6ac4b15e | 878 | |
07c1e987 MS |
879 | #ifdef CONFIG_P2P |
880 | /* | |
881 | * P2PS client has to reply to Probe Request frames received on the | |
882 | * group operating channel. Enable Probe Request frame reporting for | |
883 | * P2P connected client in case p2p_cli_probe configuration property is | |
884 | * set to 1. | |
885 | */ | |
886 | if (wpa_s->conf->p2p_cli_probe && wpa_s->current_ssid && | |
887 | wpa_s->current_ssid->mode == WPAS_MODE_INFRA && | |
888 | wpa_s->current_ssid->p2p_group) { | |
889 | if (state == WPA_COMPLETED && !wpa_s->p2p_cli_probe) { | |
890 | wpa_dbg(wpa_s, MSG_DEBUG, | |
891 | "P2P: Enable CLI Probe Request RX reporting"); | |
892 | wpa_s->p2p_cli_probe = | |
893 | wpa_drv_probe_req_report(wpa_s, 1) >= 0; | |
894 | } else if (state != WPA_COMPLETED && wpa_s->p2p_cli_probe) { | |
895 | wpa_dbg(wpa_s, MSG_DEBUG, | |
896 | "P2P: Disable CLI Probe Request RX reporting"); | |
897 | wpa_s->p2p_cli_probe = 0; | |
898 | wpa_drv_probe_req_report(wpa_s, 0); | |
899 | } | |
900 | } | |
901 | #endif /* CONFIG_P2P */ | |
902 | ||
cb8564b1 DW |
903 | if (state != WPA_SCANNING) |
904 | wpa_supplicant_notify_scanning(wpa_s, 0); | |
905 | ||
6fc6879b | 906 | if (state == WPA_COMPLETED && wpa_s->new_connection) { |
6fc6879b | 907 | struct wpa_ssid *ssid = wpa_s->current_ssid; |
da6a28ba VK |
908 | int fils_hlp_sent = 0; |
909 | ||
910 | #ifdef CONFIG_SME | |
911 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
912 | wpa_auth_alg_fils(wpa_s->sme.auth_alg)) | |
913 | fils_hlp_sent = 1; | |
914 | #endif /* CONFIG_SME */ | |
915 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
916 | wpa_auth_alg_fils(wpa_s->auth_alg)) | |
917 | fils_hlp_sent = 1; | |
918 | ||
7d37a357 | 919 | #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG) |
6fc6879b | 920 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED "- Connection to " |
da6a28ba | 921 | MACSTR " completed [id=%d id_str=%s%s]", |
1cfc6787 | 922 | MAC2STR(wpa_s->bssid), |
6fc6879b | 923 | ssid ? ssid->id : -1, |
da6a28ba VK |
924 | ssid && ssid->id_str ? ssid->id_str : "", |
925 | fils_hlp_sent ? " FILS_HLP_SENT" : ""); | |
6fc6879b | 926 | #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ |
00e5e3d5 | 927 | wpas_clear_temp_disabled(wpa_s, ssid, 1); |
a20a3616 | 928 | wpa_blacklist_clear(wpa_s); |
f1a52633 | 929 | wpa_s->extra_blacklist_count = 0; |
6fc6879b | 930 | wpa_s->new_connection = 0; |
6fc6879b | 931 | wpa_drv_set_operstate(wpa_s, 1); |
99ac2913 FF |
932 | #ifndef IEEE8021X_EAPOL |
933 | wpa_drv_set_supp_port(wpa_s, 1); | |
934 | #endif /* IEEE8021X_EAPOL */ | |
17a4734d | 935 | wpa_s->after_wps = 0; |
4d9fb08d | 936 | wpa_s->known_wps_freq = 0; |
b22128ef | 937 | wpas_p2p_completed(wpa_s); |
c3701c66 RM |
938 | |
939 | sme_sched_obss_scan(wpa_s, 1); | |
6338c99e VK |
940 | |
941 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) | |
942 | if (!fils_hlp_sent && ssid && ssid->eap.erp) | |
a8bfc6ff | 943 | update_fils_connect_params = TRUE; |
6338c99e | 944 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ |
e0b331d8 SD |
945 | #ifdef CONFIG_OWE |
946 | if (ssid && (ssid->key_mgmt & WPA_KEY_MGMT_OWE)) | |
947 | wpas_update_owe_connect_params(wpa_s); | |
948 | #endif /* CONFIG_OWE */ | |
6fc6879b JM |
949 | } else if (state == WPA_DISCONNECTED || state == WPA_ASSOCIATING || |
950 | state == WPA_ASSOCIATED) { | |
951 | wpa_s->new_connection = 1; | |
952 | wpa_drv_set_operstate(wpa_s, 0); | |
99ac2913 FF |
953 | #ifndef IEEE8021X_EAPOL |
954 | wpa_drv_set_supp_port(wpa_s, 0); | |
955 | #endif /* IEEE8021X_EAPOL */ | |
c3701c66 | 956 | sme_sched_obss_scan(wpa_s, 0); |
6fc6879b JM |
957 | } |
958 | wpa_s->wpa_state = state; | |
27f43d8d | 959 | |
cfe53c9a PS |
960 | #ifdef CONFIG_BGSCAN |
961 | if (state == WPA_COMPLETED) | |
962 | wpa_supplicant_start_bgscan(wpa_s); | |
37271232 | 963 | else if (state < WPA_ASSOCIATED) |
cfe53c9a PS |
964 | wpa_supplicant_stop_bgscan(wpa_s); |
965 | #endif /* CONFIG_BGSCAN */ | |
966 | ||
bce3d4f7 | 967 | if (state > WPA_SCANNING) |
7c865c68 TB |
968 | wpa_supplicant_stop_autoscan(wpa_s); |
969 | ||
970 | if (state == WPA_DISCONNECTED || state == WPA_INACTIVE) | |
971 | wpa_supplicant_start_autoscan(wpa_s); | |
972 | ||
fecc2bb5 EP |
973 | if (old_state >= WPA_ASSOCIATED && wpa_s->wpa_state < WPA_ASSOCIATED) |
974 | wmm_ac_notify_disassoc(wpa_s); | |
975 | ||
5bbf9f10 | 976 | if (wpa_s->wpa_state != old_state) { |
27f43d8d | 977 | wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state); |
5bbf9f10 | 978 | |
e3bd6e9d IP |
979 | /* |
980 | * Notify the P2P Device interface about a state change in one | |
981 | * of the interfaces. | |
982 | */ | |
983 | wpas_p2p_indicate_state_change(wpa_s); | |
e3bd6e9d | 984 | |
5bbf9f10 PS |
985 | if (wpa_s->wpa_state == WPA_COMPLETED || |
986 | old_state == WPA_COMPLETED) | |
987 | wpas_notify_auth_changed(wpa_s); | |
988 | } | |
a8bfc6ff AB |
989 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) |
990 | if (update_fils_connect_params) | |
991 | wpas_update_fils_connect_params(wpa_s); | |
992 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ | |
6fc6879b JM |
993 | } |
994 | ||
995 | ||
1a1bf008 JM |
996 | void wpa_supplicant_terminate_proc(struct wpa_global *global) |
997 | { | |
998 | int pending = 0; | |
999 | #ifdef CONFIG_WPS | |
1000 | struct wpa_supplicant *wpa_s = global->ifaces; | |
1001 | while (wpa_s) { | |
ab41595f | 1002 | struct wpa_supplicant *next = wpa_s->next; |
5516ed32 EA |
1003 | if (wpas_wps_terminate_pending(wpa_s) == 1) |
1004 | pending = 1; | |
20625e97 JM |
1005 | #ifdef CONFIG_P2P |
1006 | if (wpa_s->p2p_group_interface != NOT_P2P_GROUP_INTERFACE || | |
1007 | (wpa_s->current_ssid && wpa_s->current_ssid->p2p_group)) | |
1008 | wpas_p2p_disconnect(wpa_s); | |
1009 | #endif /* CONFIG_P2P */ | |
ab41595f | 1010 | wpa_s = next; |
1a1bf008 JM |
1011 | } |
1012 | #endif /* CONFIG_WPS */ | |
1013 | if (pending) | |
1014 | return; | |
1015 | eloop_terminate(); | |
1016 | } | |
1017 | ||
1018 | ||
0456ea16 | 1019 | static void wpa_supplicant_terminate(int sig, void *signal_ctx) |
6fc6879b | 1020 | { |
0456ea16 | 1021 | struct wpa_global *global = signal_ctx; |
1a1bf008 | 1022 | wpa_supplicant_terminate_proc(global); |
6fc6879b JM |
1023 | } |
1024 | ||
1025 | ||
b22128ef | 1026 | void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s) |
6fc6879b | 1027 | { |
71934751 | 1028 | enum wpa_states old_state = wpa_s->wpa_state; |
27f43d8d | 1029 | |
6fc6879b JM |
1030 | wpa_s->pairwise_cipher = 0; |
1031 | wpa_s->group_cipher = 0; | |
1032 | wpa_s->mgmt_group_cipher = 0; | |
1033 | wpa_s->key_mgmt = 0; | |
8401a6b0 | 1034 | if (wpa_s->wpa_state != WPA_INTERFACE_DISABLED) |
99218999 | 1035 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); |
27f43d8d MH |
1036 | |
1037 | if (wpa_s->wpa_state != old_state) | |
1038 | wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state); | |
6fc6879b JM |
1039 | } |
1040 | ||
1041 | ||
1042 | /** | |
1043 | * wpa_supplicant_reload_configuration - Reload configuration data | |
1044 | * @wpa_s: Pointer to wpa_supplicant data | |
1045 | * Returns: 0 on success or -1 if configuration parsing failed | |
1046 | * | |
1047 | * This function can be used to request that the configuration data is reloaded | |
1048 | * (e.g., after configuration file change). This function is reloading | |
1049 | * configuration only for one interface, so this may need to be called multiple | |
1050 | * times if %wpa_supplicant is controlling multiple interfaces and all | |
1051 | * interfaces need reconfiguration. | |
1052 | */ | |
1053 | int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s) | |
1054 | { | |
1055 | struct wpa_config *conf; | |
1056 | int reconf_ctrl; | |
8bac466b JM |
1057 | int old_ap_scan; |
1058 | ||
6fc6879b JM |
1059 | if (wpa_s->confname == NULL) |
1060 | return -1; | |
e6304cad | 1061 | conf = wpa_config_read(wpa_s->confname, NULL); |
6fc6879b JM |
1062 | if (conf == NULL) { |
1063 | wpa_msg(wpa_s, MSG_ERROR, "Failed to parse the configuration " | |
1064 | "file '%s' - exiting", wpa_s->confname); | |
1065 | return -1; | |
1066 | } | |
3bd35b68 JM |
1067 | if (wpa_s->confanother && |
1068 | !wpa_config_read(wpa_s->confanother, conf)) { | |
1069 | wpa_msg(wpa_s, MSG_ERROR, | |
1070 | "Failed to parse the configuration file '%s' - exiting", | |
1071 | wpa_s->confanother); | |
1072 | return -1; | |
1073 | } | |
e6304cad | 1074 | |
611aea7d | 1075 | conf->changed_parameters = (unsigned int) -1; |
6fc6879b JM |
1076 | |
1077 | reconf_ctrl = !!conf->ctrl_interface != !!wpa_s->conf->ctrl_interface | |
1078 | || (conf->ctrl_interface && wpa_s->conf->ctrl_interface && | |
1079 | os_strcmp(conf->ctrl_interface, | |
1080 | wpa_s->conf->ctrl_interface) != 0); | |
1081 | ||
1082 | if (reconf_ctrl && wpa_s->ctrl_iface) { | |
1083 | wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface); | |
1084 | wpa_s->ctrl_iface = NULL; | |
1085 | } | |
1086 | ||
1087 | eapol_sm_invalidate_cached_session(wpa_s->eapol); | |
7b7ce8aa | 1088 | if (wpa_s->current_ssid) { |
e66bcedd JM |
1089 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) |
1090 | wpa_s->own_disconnect_req = 1; | |
7b7ce8aa JM |
1091 | wpa_supplicant_deauthenticate(wpa_s, |
1092 | WLAN_REASON_DEAUTH_LEAVING); | |
1093 | } | |
8bac466b | 1094 | |
6fc6879b JM |
1095 | /* |
1096 | * TODO: should notify EAPOL SM about changes in opensc_engine_path, | |
07e2de31 | 1097 | * pkcs11_engine_path, pkcs11_module_path, openssl_ciphers. |
6fc6879b | 1098 | */ |
a1ea1b45 | 1099 | if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) || |
567da5bb JM |
1100 | wpa_s->key_mgmt == WPA_KEY_MGMT_OWE || |
1101 | wpa_s->key_mgmt == WPA_KEY_MGMT_DPP) { | |
6fc6879b JM |
1102 | /* |
1103 | * Clear forced success to clear EAP state for next | |
1104 | * authentication. | |
1105 | */ | |
1106 | eapol_sm_notify_eap_success(wpa_s->eapol, FALSE); | |
1107 | } | |
1108 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); | |
1109 | wpa_sm_set_config(wpa_s->wpa, NULL); | |
d8a790b9 | 1110 | wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL); |
6fc6879b JM |
1111 | wpa_sm_set_fast_reauth(wpa_s->wpa, wpa_s->conf->fast_reauth); |
1112 | rsn_preauth_deinit(wpa_s->wpa); | |
8bac466b JM |
1113 | |
1114 | old_ap_scan = wpa_s->conf->ap_scan; | |
6fc6879b JM |
1115 | wpa_config_free(wpa_s->conf); |
1116 | wpa_s->conf = conf; | |
8bac466b JM |
1117 | if (old_ap_scan != wpa_s->conf->ap_scan) |
1118 | wpas_notify_ap_scan_changed(wpa_s); | |
1119 | ||
6fc6879b JM |
1120 | if (reconf_ctrl) |
1121 | wpa_s->ctrl_iface = wpa_supplicant_ctrl_iface_init(wpa_s); | |
1122 | ||
611aea7d JM |
1123 | wpa_supplicant_update_config(wpa_s); |
1124 | ||
6fc6879b | 1125 | wpa_supplicant_clear_status(wpa_s); |
349493bd | 1126 | if (wpa_supplicant_enabled_networks(wpa_s)) { |
43a38635 JM |
1127 | wpa_s->reassociate = 1; |
1128 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
1129 | } | |
f049052b | 1130 | wpa_dbg(wpa_s, MSG_DEBUG, "Reconfiguration completed"); |
6fc6879b JM |
1131 | return 0; |
1132 | } | |
1133 | ||
1134 | ||
0456ea16 | 1135 | static void wpa_supplicant_reconfig(int sig, void *signal_ctx) |
6fc6879b | 1136 | { |
0456ea16 | 1137 | struct wpa_global *global = signal_ctx; |
6fc6879b | 1138 | struct wpa_supplicant *wpa_s; |
6fc6879b | 1139 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { |
f049052b BG |
1140 | wpa_dbg(wpa_s, MSG_DEBUG, "Signal %d received - reconfiguring", |
1141 | sig); | |
6fc6879b | 1142 | if (wpa_supplicant_reload_configuration(wpa_s) < 0) { |
1a1bf008 | 1143 | wpa_supplicant_terminate_proc(global); |
6fc6879b JM |
1144 | } |
1145 | } | |
1248e584 LR |
1146 | |
1147 | if (wpa_debug_reopen_file() < 0) { | |
1148 | /* Ignore errors since we cannot really do much to fix this */ | |
1149 | wpa_printf(MSG_DEBUG, "Could not reopen debug log file"); | |
1150 | } | |
6fc6879b JM |
1151 | } |
1152 | ||
1153 | ||
6fc6879b JM |
1154 | static int wpa_supplicant_suites_from_ai(struct wpa_supplicant *wpa_s, |
1155 | struct wpa_ssid *ssid, | |
1156 | struct wpa_ie_data *ie) | |
1157 | { | |
1158 | int ret = wpa_sm_parse_own_wpa_ie(wpa_s->wpa, ie); | |
1159 | if (ret) { | |
1160 | if (ret == -2) { | |
1161 | wpa_msg(wpa_s, MSG_INFO, "WPA: Failed to parse WPA IE " | |
1162 | "from association info"); | |
1163 | } | |
1164 | return -1; | |
1165 | } | |
1166 | ||
f049052b BG |
1167 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Using WPA IE from AssocReq to set " |
1168 | "cipher suites"); | |
6fc6879b JM |
1169 | if (!(ie->group_cipher & ssid->group_cipher)) { |
1170 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver used disabled group " | |
1171 | "cipher 0x%x (mask 0x%x) - reject", | |
1172 | ie->group_cipher, ssid->group_cipher); | |
1173 | return -1; | |
1174 | } | |
1175 | if (!(ie->pairwise_cipher & ssid->pairwise_cipher)) { | |
1176 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver used disabled pairwise " | |
1177 | "cipher 0x%x (mask 0x%x) - reject", | |
1178 | ie->pairwise_cipher, ssid->pairwise_cipher); | |
1179 | return -1; | |
1180 | } | |
1181 | if (!(ie->key_mgmt & ssid->key_mgmt)) { | |
1182 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver used disabled key " | |
1183 | "management 0x%x (mask 0x%x) - reject", | |
1184 | ie->key_mgmt, ssid->key_mgmt); | |
1185 | return -1; | |
1186 | } | |
1187 | ||
0b60b0aa | 1188 | if (!(ie->capabilities & WPA_CAPABILITY_MFPC) && |
3f56a2b7 | 1189 | wpas_get_ssid_pmf(wpa_s, ssid) == MGMT_FRAME_PROTECTION_REQUIRED) { |
6fc6879b JM |
1190 | wpa_msg(wpa_s, MSG_INFO, "WPA: Driver associated with an AP " |
1191 | "that does not support management frame protection - " | |
1192 | "reject"); | |
1193 | return -1; | |
1194 | } | |
6fc6879b JM |
1195 | |
1196 | return 0; | |
1197 | } | |
1198 | ||
1199 | ||
2c129a1b LD |
1200 | static int matching_ciphers(struct wpa_ssid *ssid, struct wpa_ie_data *ie, |
1201 | int freq) | |
1202 | { | |
1203 | if (!ie->has_group) | |
1204 | ie->group_cipher = wpa_default_rsn_cipher(freq); | |
1205 | if (!ie->has_pairwise) | |
1206 | ie->pairwise_cipher = wpa_default_rsn_cipher(freq); | |
1207 | return (ie->group_cipher & ssid->group_cipher) && | |
1208 | (ie->pairwise_cipher & ssid->pairwise_cipher); | |
1209 | } | |
1210 | ||
1211 | ||
6fc6879b JM |
1212 | /** |
1213 | * wpa_supplicant_set_suites - Set authentication and encryption parameters | |
1214 | * @wpa_s: Pointer to wpa_supplicant data | |
1215 | * @bss: Scan results for the selected BSS, or %NULL if not available | |
1216 | * @ssid: Configuration data for the selected network | |
1217 | * @wpa_ie: Buffer for the WPA/RSN IE | |
1218 | * @wpa_ie_len: Maximum wpa_ie buffer size on input. This is changed to be the | |
1219 | * used buffer length in case the functions returns success. | |
1220 | * Returns: 0 on success or -1 on failure | |
1221 | * | |
1222 | * This function is used to configure authentication and encryption parameters | |
1223 | * based on the network configuration and scan result for the selected BSS (if | |
1224 | * available). | |
1225 | */ | |
1226 | int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s, | |
6fa81a3b | 1227 | struct wpa_bss *bss, struct wpa_ssid *ssid, |
6fc6879b JM |
1228 | u8 *wpa_ie, size_t *wpa_ie_len) |
1229 | { | |
1230 | struct wpa_ie_data ie; | |
1231 | int sel, proto; | |
df0f01d9 | 1232 | const u8 *bss_wpa, *bss_rsn, *bss_osen; |
6fc6879b JM |
1233 | |
1234 | if (bss) { | |
6fa81a3b JM |
1235 | bss_wpa = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE); |
1236 | bss_rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN); | |
df0f01d9 | 1237 | bss_osen = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE); |
6fc6879b | 1238 | } else |
df0f01d9 | 1239 | bss_wpa = bss_rsn = bss_osen = NULL; |
6fc6879b JM |
1240 | |
1241 | if (bss_rsn && (ssid->proto & WPA_PROTO_RSN) && | |
1242 | wpa_parse_wpa_ie(bss_rsn, 2 + bss_rsn[1], &ie) == 0 && | |
2c129a1b | 1243 | matching_ciphers(ssid, &ie, bss->freq) && |
6fc6879b | 1244 | (ie.key_mgmt & ssid->key_mgmt)) { |
f049052b | 1245 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using IEEE 802.11i/D9.0"); |
6fc6879b JM |
1246 | proto = WPA_PROTO_RSN; |
1247 | } else if (bss_wpa && (ssid->proto & WPA_PROTO_WPA) && | |
267ac3bc | 1248 | wpa_parse_wpa_ie(bss_wpa, 2 + bss_wpa[1], &ie) == 0 && |
6fc6879b JM |
1249 | (ie.group_cipher & ssid->group_cipher) && |
1250 | (ie.pairwise_cipher & ssid->pairwise_cipher) && | |
1251 | (ie.key_mgmt & ssid->key_mgmt)) { | |
f049052b | 1252 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using IEEE 802.11i/D3.0"); |
6fc6879b | 1253 | proto = WPA_PROTO_WPA; |
df0f01d9 | 1254 | #ifdef CONFIG_HS20 |
dc673aec JM |
1255 | } else if (bss_osen && (ssid->proto & WPA_PROTO_OSEN) && |
1256 | wpa_parse_wpa_ie(bss_osen, 2 + bss_osen[1], &ie) == 0 && | |
1257 | (ie.group_cipher & ssid->group_cipher) && | |
1258 | (ie.pairwise_cipher & ssid->pairwise_cipher) && | |
1259 | (ie.key_mgmt & ssid->key_mgmt)) { | |
df0f01d9 | 1260 | wpa_dbg(wpa_s, MSG_DEBUG, "HS 2.0: using OSEN"); |
df0f01d9 | 1261 | proto = WPA_PROTO_OSEN; |
f5a60216 JM |
1262 | } else if (bss_rsn && (ssid->proto & WPA_PROTO_OSEN) && |
1263 | wpa_parse_wpa_ie(bss_rsn, 2 + bss_rsn[1], &ie) == 0 && | |
1264 | (ie.group_cipher & ssid->group_cipher) && | |
1265 | (ie.pairwise_cipher & ssid->pairwise_cipher) && | |
1266 | (ie.key_mgmt & ssid->key_mgmt)) { | |
1267 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using OSEN (within RSN)"); | |
1268 | proto = WPA_PROTO_RSN; | |
df0f01d9 | 1269 | #endif /* CONFIG_HS20 */ |
6fc6879b JM |
1270 | } else if (bss) { |
1271 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select WPA/RSN"); | |
267ac3bc JM |
1272 | wpa_dbg(wpa_s, MSG_DEBUG, |
1273 | "WPA: ssid proto=0x%x pairwise_cipher=0x%x group_cipher=0x%x key_mgmt=0x%x", | |
1274 | ssid->proto, ssid->pairwise_cipher, ssid->group_cipher, | |
1275 | ssid->key_mgmt); | |
1276 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: BSS " MACSTR " ssid='%s'%s%s%s", | |
1277 | MAC2STR(bss->bssid), | |
1278 | wpa_ssid_txt(bss->ssid, bss->ssid_len), | |
1279 | bss_wpa ? " WPA" : "", | |
1280 | bss_rsn ? " RSN" : "", | |
1281 | bss_osen ? " OSEN" : ""); | |
1282 | if (bss_rsn) { | |
1283 | wpa_hexdump(MSG_DEBUG, "RSN", bss_rsn, 2 + bss_rsn[1]); | |
1284 | if (wpa_parse_wpa_ie(bss_rsn, 2 + bss_rsn[1], &ie)) { | |
1285 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1286 | "Could not parse RSN element"); | |
1287 | } else { | |
1288 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1289 | "RSN: pairwise_cipher=0x%x group_cipher=0x%x key_mgmt=0x%x", | |
1290 | ie.pairwise_cipher, ie.group_cipher, | |
1291 | ie.key_mgmt); | |
1292 | } | |
1293 | } | |
1294 | if (bss_wpa) { | |
1295 | wpa_hexdump(MSG_DEBUG, "WPA", bss_wpa, 2 + bss_wpa[1]); | |
1296 | if (wpa_parse_wpa_ie(bss_wpa, 2 + bss_wpa[1], &ie)) { | |
1297 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1298 | "Could not parse WPA element"); | |
1299 | } else { | |
1300 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1301 | "WPA: pairwise_cipher=0x%x group_cipher=0x%x key_mgmt=0x%x", | |
1302 | ie.pairwise_cipher, ie.group_cipher, | |
1303 | ie.key_mgmt); | |
1304 | } | |
1305 | } | |
6fc6879b JM |
1306 | return -1; |
1307 | } else { | |
df0f01d9 JM |
1308 | if (ssid->proto & WPA_PROTO_OSEN) |
1309 | proto = WPA_PROTO_OSEN; | |
1310 | else if (ssid->proto & WPA_PROTO_RSN) | |
6fc6879b JM |
1311 | proto = WPA_PROTO_RSN; |
1312 | else | |
1313 | proto = WPA_PROTO_WPA; | |
1314 | if (wpa_supplicant_suites_from_ai(wpa_s, ssid, &ie) < 0) { | |
1315 | os_memset(&ie, 0, sizeof(ie)); | |
1316 | ie.group_cipher = ssid->group_cipher; | |
1317 | ie.pairwise_cipher = ssid->pairwise_cipher; | |
1318 | ie.key_mgmt = ssid->key_mgmt; | |
61a56c14 JM |
1319 | ie.mgmt_group_cipher = 0; |
1320 | if (ssid->ieee80211w != NO_MGMT_FRAME_PROTECTION) { | |
1321 | if (ssid->group_mgmt_cipher & | |
1322 | WPA_CIPHER_BIP_GMAC_256) | |
1323 | ie.mgmt_group_cipher = | |
1324 | WPA_CIPHER_BIP_GMAC_256; | |
1325 | else if (ssid->group_mgmt_cipher & | |
1326 | WPA_CIPHER_BIP_CMAC_256) | |
1327 | ie.mgmt_group_cipher = | |
1328 | WPA_CIPHER_BIP_CMAC_256; | |
1329 | else if (ssid->group_mgmt_cipher & | |
1330 | WPA_CIPHER_BIP_GMAC_128) | |
1331 | ie.mgmt_group_cipher = | |
1332 | WPA_CIPHER_BIP_GMAC_128; | |
1333 | else | |
1334 | ie.mgmt_group_cipher = | |
1335 | WPA_CIPHER_AES_128_CMAC; | |
1336 | } | |
c1790a5f JM |
1337 | #ifdef CONFIG_OWE |
1338 | if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && | |
1339 | !ssid->owe_only && | |
1340 | !bss_wpa && !bss_rsn && !bss_osen) { | |
1341 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
1342 | wpa_s->wpa_proto = 0; | |
9f8d459d | 1343 | *wpa_ie_len = 0; |
c1790a5f JM |
1344 | return 0; |
1345 | } | |
1346 | #endif /* CONFIG_OWE */ | |
f049052b BG |
1347 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Set cipher suites " |
1348 | "based on configuration"); | |
6fc6879b JM |
1349 | } else |
1350 | proto = ie.proto; | |
1351 | } | |
1352 | ||
f049052b BG |
1353 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Selected cipher suites: group %d " |
1354 | "pairwise %d key_mgmt %d proto %d", | |
1355 | ie.group_cipher, ie.pairwise_cipher, ie.key_mgmt, proto); | |
6fc6879b | 1356 | if (ssid->ieee80211w) { |
f049052b BG |
1357 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Selected mgmt group cipher %d", |
1358 | ie.mgmt_group_cipher); | |
6fc6879b | 1359 | } |
6fc6879b | 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 | |
dd0153fc MW |
1416 | } else if ((sel & WPA_KEY_MGMT_FT_IEEE8021X_SHA384) && |
1417 | os_strcmp(wpa_supplicant_get_eap_mode(wpa_s), "LEAP") != 0) { | |
6d77014e JM |
1418 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_IEEE8021X_SHA384; |
1419 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1420 | "WPA: using KEY_MGMT FT/802.1X-SHA384"); | |
9083ef13 JM |
1421 | if (!ssid->ft_eap_pmksa_caching && |
1422 | pmksa_cache_get_current(wpa_s->wpa)) { | |
1423 | /* PMKSA caching with FT may have interoperability | |
1424 | * issues, so disable that case by default for now. */ | |
6d77014e JM |
1425 | wpa_dbg(wpa_s, MSG_DEBUG, |
1426 | "WPA: Disable PMKSA caching for FT/802.1X connection"); | |
1427 | pmksa_cache_clear_current(wpa_s->wpa); | |
1428 | } | |
1429 | #endif /* CONFIG_SHA384 */ | |
1430 | #endif /* CONFIG_IEEE80211R */ | |
5e3b5197 JM |
1431 | #ifdef CONFIG_SUITEB192 |
1432 | } else if (sel & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) { | |
1433 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_SUITE_B_192; | |
1434 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1435 | "WPA: using KEY_MGMT 802.1X with Suite B (192-bit)"); | |
1436 | #endif /* CONFIG_SUITEB192 */ | |
1437 | #ifdef CONFIG_SUITEB | |
666497c8 JM |
1438 | } else if (sel & WPA_KEY_MGMT_IEEE8021X_SUITE_B) { |
1439 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_SUITE_B; | |
1440 | wpa_dbg(wpa_s, MSG_DEBUG, | |
1441 | "WPA: using KEY_MGMT 802.1X with Suite B"); | |
5e3b5197 | 1442 | #endif /* CONFIG_SUITEB */ |
b8ae56e4 JM |
1443 | #ifdef CONFIG_FILS |
1444 | #ifdef CONFIG_IEEE80211R | |
1445 | } else if (sel & WPA_KEY_MGMT_FT_FILS_SHA384) { | |
1446 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_FILS_SHA384; | |
1447 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT-FILS-SHA384"); | |
1448 | } else if (sel & WPA_KEY_MGMT_FT_FILS_SHA256) { | |
1449 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_FILS_SHA256; | |
1450 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT-FILS-SHA256"); | |
1451 | #endif /* CONFIG_IEEE80211R */ | |
1452 | } else if (sel & WPA_KEY_MGMT_FILS_SHA384) { | |
1453 | wpa_s->key_mgmt = WPA_KEY_MGMT_FILS_SHA384; | |
1454 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FILS-SHA384"); | |
1455 | } else if (sel & WPA_KEY_MGMT_FILS_SHA256) { | |
1456 | wpa_s->key_mgmt = WPA_KEY_MGMT_FILS_SHA256; | |
1457 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FILS-SHA256"); | |
1458 | #endif /* CONFIG_FILS */ | |
6fc6879b | 1459 | #ifdef CONFIG_IEEE80211R |
dd0153fc MW |
1460 | } else if ((sel & WPA_KEY_MGMT_FT_IEEE8021X) && |
1461 | os_strcmp(wpa_supplicant_get_eap_mode(wpa_s), "LEAP") != 0) { | |
6fc6879b | 1462 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_IEEE8021X; |
f049052b | 1463 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT/802.1X"); |
9083ef13 JM |
1464 | if (!ssid->ft_eap_pmksa_caching && |
1465 | pmksa_cache_get_current(wpa_s->wpa)) { | |
1466 | /* PMKSA caching with FT may have interoperability | |
1467 | * issues, so disable that case by default for now. */ | |
833bb2ab JM |
1468 | wpa_dbg(wpa_s, MSG_DEBUG, |
1469 | "WPA: Disable PMKSA caching for FT/802.1X connection"); | |
1470 | pmksa_cache_clear_current(wpa_s->wpa); | |
1471 | } | |
6fc6879b | 1472 | #endif /* CONFIG_IEEE80211R */ |
dd6c5980 JM |
1473 | #ifdef CONFIG_DPP |
1474 | } else if (sel & WPA_KEY_MGMT_DPP) { | |
1475 | wpa_s->key_mgmt = WPA_KEY_MGMT_DPP; | |
1476 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT DPP"); | |
1477 | #endif /* CONFIG_DPP */ | |
c10347f2 | 1478 | #ifdef CONFIG_SAE |
c10347f2 JM |
1479 | } else if (sel & WPA_KEY_MGMT_FT_SAE) { |
1480 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_SAE; | |
1481 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT FT/SAE"); | |
76fd782a JM |
1482 | } else if (sel & WPA_KEY_MGMT_SAE) { |
1483 | wpa_s->key_mgmt = WPA_KEY_MGMT_SAE; | |
1484 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: using KEY_MGMT SAE"); | |
c10347f2 | 1485 | #endif /* CONFIG_SAE */ |
9af1eea3 JM |
1486 | #ifdef CONFIG_IEEE80211R |
1487 | } else if (sel & WPA_KEY_MGMT_FT_PSK) { | |
1488 | wpa_s->key_mgmt = WPA_KEY_MGMT_FT_PSK; | |
1489 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT FT/PSK"); | |
1490 | #endif /* CONFIG_IEEE80211R */ | |
56586197 JM |
1491 | } else if (sel & WPA_KEY_MGMT_IEEE8021X_SHA256) { |
1492 | wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_SHA256; | |
f049052b | 1493 | wpa_dbg(wpa_s, MSG_DEBUG, |
56586197 JM |
1494 | "WPA: using KEY_MGMT 802.1X with SHA256"); |
1495 | } else if (sel & WPA_KEY_MGMT_PSK_SHA256) { | |
1496 | wpa_s->key_mgmt = WPA_KEY_MGMT_PSK_SHA256; | |
f049052b | 1497 | wpa_dbg(wpa_s, MSG_DEBUG, |
56586197 | 1498 | "WPA: using KEY_MGMT PSK with SHA256"); |
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 | ||
ae05b6a2 JM |
1529 | if (!(ie.capabilities & WPA_CAPABILITY_MFPC) && |
1530 | wpas_get_ssid_pmf(wpa_s, ssid) == MGMT_FRAME_PROTECTION_REQUIRED) { | |
1531 | wpa_msg(wpa_s, MSG_INFO, | |
1532 | "RSN: Management frame protection required but the selected AP does not enable it"); | |
1533 | return -1; | |
1534 | } | |
1535 | ||
6fc6879b | 1536 | sel = ie.mgmt_group_cipher; |
61a56c14 JM |
1537 | if (ssid->group_mgmt_cipher) |
1538 | sel &= ssid->group_mgmt_cipher; | |
3f56a2b7 | 1539 | if (wpas_get_ssid_pmf(wpa_s, ssid) == NO_MGMT_FRAME_PROTECTION || |
0b60b0aa | 1540 | !(ie.capabilities & WPA_CAPABILITY_MFPC)) |
6fc6879b | 1541 | sel = 0; |
853bd19f JM |
1542 | wpa_dbg(wpa_s, MSG_DEBUG, |
1543 | "WPA: AP mgmt_group_cipher 0x%x network profile mgmt_group_cipher 0x%x; available mgmt_group_cipher 0x%x", | |
1544 | ie.mgmt_group_cipher, ssid->group_mgmt_cipher, sel); | |
6fc6879b JM |
1545 | if (sel & WPA_CIPHER_AES_128_CMAC) { |
1546 | wpa_s->mgmt_group_cipher = WPA_CIPHER_AES_128_CMAC; | |
f049052b | 1547 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " |
6fc6879b | 1548 | "AES-128-CMAC"); |
8dd9f9cd JM |
1549 | } else if (sel & WPA_CIPHER_BIP_GMAC_128) { |
1550 | wpa_s->mgmt_group_cipher = WPA_CIPHER_BIP_GMAC_128; | |
1551 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " | |
1552 | "BIP-GMAC-128"); | |
1553 | } else if (sel & WPA_CIPHER_BIP_GMAC_256) { | |
1554 | wpa_s->mgmt_group_cipher = WPA_CIPHER_BIP_GMAC_256; | |
1555 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " | |
1556 | "BIP-GMAC-256"); | |
1557 | } else if (sel & WPA_CIPHER_BIP_CMAC_256) { | |
1558 | wpa_s->mgmt_group_cipher = WPA_CIPHER_BIP_CMAC_256; | |
1559 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher " | |
1560 | "BIP-CMAC-256"); | |
6fc6879b JM |
1561 | } else { |
1562 | wpa_s->mgmt_group_cipher = 0; | |
f049052b | 1563 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: not using MGMT group cipher"); |
6fc6879b JM |
1564 | } |
1565 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MGMT_GROUP, | |
1566 | wpa_s->mgmt_group_cipher); | |
62d49803 | 1567 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MFP, |
3f56a2b7 | 1568 | wpas_get_ssid_pmf(wpa_s, ssid)); |
55c12f5d MV |
1569 | #ifdef CONFIG_OCV |
1570 | wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCV, ssid->ocv); | |
1571 | #endif /* CONFIG_OCV */ | |
6fc6879b JM |
1572 | |
1573 | if (wpa_sm_set_assoc_wpa_ie_default(wpa_s->wpa, wpa_ie, wpa_ie_len)) { | |
f049052b | 1574 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to generate WPA IE"); |
6fc6879b JM |
1575 | return -1; |
1576 | } | |
1577 | ||
dd6c5980 JM |
1578 | if (0) { |
1579 | #ifdef CONFIG_DPP | |
1580 | } else if (wpa_s->key_mgmt == WPA_KEY_MGMT_DPP) { | |
1581 | /* Use PMK from DPP network introduction (PMKSA entry) */ | |
1582 | wpa_sm_set_pmk_from_pmksa(wpa_s->wpa); | |
1583 | #endif /* CONFIG_DPP */ | |
1584 | } else if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt)) { | |
a52410c2 | 1585 | int psk_set = 0; |
06b1a104 | 1586 | int sae_only; |
a52410c2 | 1587 | |
06b1a104 JM |
1588 | sae_only = (ssid->key_mgmt & (WPA_KEY_MGMT_PSK | |
1589 | WPA_KEY_MGMT_FT_PSK | | |
1590 | WPA_KEY_MGMT_PSK_SHA256)) == 0; | |
1591 | ||
1592 | if (ssid->psk_set && !sae_only) { | |
66dbc8d9 JM |
1593 | wpa_hexdump_key(MSG_MSGDUMP, "PSK (set in config)", |
1594 | ssid->psk, PMK_LEN); | |
70c93963 MH |
1595 | wpa_sm_set_pmk(wpa_s->wpa, ssid->psk, PMK_LEN, NULL, |
1596 | NULL); | |
a52410c2 JM |
1597 | psk_set = 1; |
1598 | } | |
a34ca59e | 1599 | |
06b1a104 JM |
1600 | if (wpa_key_mgmt_sae(ssid->key_mgmt) && |
1601 | (ssid->sae_password || ssid->passphrase)) | |
a34ca59e JM |
1602 | psk_set = 1; |
1603 | ||
7d232e23 ZC |
1604 | #ifndef CONFIG_NO_PBKDF2 |
1605 | if (bss && ssid->bssid_set && ssid->ssid_len == 0 && | |
06b1a104 | 1606 | ssid->passphrase && !sae_only) { |
7d232e23 | 1607 | u8 psk[PMK_LEN]; |
986de33d JM |
1608 | pbkdf2_sha1(ssid->passphrase, bss->ssid, bss->ssid_len, |
1609 | 4096, psk, PMK_LEN); | |
7d232e23 ZC |
1610 | wpa_hexdump_key(MSG_MSGDUMP, "PSK (from passphrase)", |
1611 | psk, PMK_LEN); | |
70c93963 | 1612 | wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN, NULL, NULL); |
a52410c2 | 1613 | psk_set = 1; |
e886c88e | 1614 | os_memset(psk, 0, sizeof(psk)); |
7d232e23 ZC |
1615 | } |
1616 | #endif /* CONFIG_NO_PBKDF2 */ | |
9173b16f | 1617 | #ifdef CONFIG_EXT_PASSWORD |
06b1a104 | 1618 | if (ssid->ext_psk && !sae_only) { |
9173b16f JM |
1619 | struct wpabuf *pw = ext_password_get(wpa_s->ext_pw, |
1620 | ssid->ext_psk); | |
1621 | char pw_str[64 + 1]; | |
1622 | u8 psk[PMK_LEN]; | |
1623 | ||
1624 | if (pw == NULL) { | |
1625 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: No PSK " | |
1626 | "found from external storage"); | |
1627 | return -1; | |
1628 | } | |
1629 | ||
1630 | if (wpabuf_len(pw) < 8 || wpabuf_len(pw) > 64) { | |
1631 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: Unexpected " | |
1632 | "PSK length %d in external storage", | |
1633 | (int) wpabuf_len(pw)); | |
1634 | ext_password_free(pw); | |
1635 | return -1; | |
1636 | } | |
1637 | ||
1638 | os_memcpy(pw_str, wpabuf_head(pw), wpabuf_len(pw)); | |
1639 | pw_str[wpabuf_len(pw)] = '\0'; | |
1640 | ||
1641 | #ifndef CONFIG_NO_PBKDF2 | |
1642 | if (wpabuf_len(pw) >= 8 && wpabuf_len(pw) < 64 && bss) | |
1643 | { | |
986de33d JM |
1644 | pbkdf2_sha1(pw_str, bss->ssid, bss->ssid_len, |
1645 | 4096, psk, PMK_LEN); | |
9173b16f JM |
1646 | os_memset(pw_str, 0, sizeof(pw_str)); |
1647 | wpa_hexdump_key(MSG_MSGDUMP, "PSK (from " | |
1648 | "external passphrase)", | |
1649 | psk, PMK_LEN); | |
70c93963 MH |
1650 | wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN, NULL, |
1651 | NULL); | |
a52410c2 | 1652 | psk_set = 1; |
e886c88e | 1653 | os_memset(psk, 0, sizeof(psk)); |
9173b16f JM |
1654 | } else |
1655 | #endif /* CONFIG_NO_PBKDF2 */ | |
1656 | if (wpabuf_len(pw) == 2 * PMK_LEN) { | |
1657 | if (hexstr2bin(pw_str, psk, PMK_LEN) < 0) { | |
1658 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: " | |
1659 | "Invalid PSK hex string"); | |
1660 | os_memset(pw_str, 0, sizeof(pw_str)); | |
1661 | ext_password_free(pw); | |
1662 | return -1; | |
1663 | } | |
66dbc8d9 JM |
1664 | wpa_hexdump_key(MSG_MSGDUMP, |
1665 | "PSK (from external PSK)", | |
1666 | psk, PMK_LEN); | |
70c93963 MH |
1667 | wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN, NULL, |
1668 | NULL); | |
a52410c2 | 1669 | psk_set = 1; |
e886c88e | 1670 | os_memset(psk, 0, sizeof(psk)); |
9173b16f JM |
1671 | } else { |
1672 | wpa_msg(wpa_s, MSG_INFO, "EXT PW: No suitable " | |
1673 | "PSK available"); | |
1674 | os_memset(pw_str, 0, sizeof(pw_str)); | |
1675 | ext_password_free(pw); | |
1676 | return -1; | |
1677 | } | |
1678 | ||
1679 | os_memset(pw_str, 0, sizeof(pw_str)); | |
1680 | ext_password_free(pw); | |
1681 | } | |
1682 | #endif /* CONFIG_EXT_PASSWORD */ | |
a52410c2 JM |
1683 | |
1684 | if (!psk_set) { | |
1685 | wpa_msg(wpa_s, MSG_INFO, | |
1686 | "No PSK available for association"); | |
06b1a104 | 1687 | wpas_auth_failed(wpa_s, "NO_PSK_AVAILABLE"); |
a52410c2 JM |
1688 | return -1; |
1689 | } | |
675112df JM |
1690 | #ifdef CONFIG_OWE |
1691 | } else if (wpa_s->key_mgmt == WPA_KEY_MGMT_OWE) { | |
1692 | /* OWE Diffie-Hellman exchange in (Re)Association | |
1693 | * Request/Response frames set the PMK, so do not override it | |
1694 | * here. */ | |
1695 | #endif /* CONFIG_OWE */ | |
7d232e23 | 1696 | } else |
6fc6879b JM |
1697 | wpa_sm_set_pmk_from_pmksa(wpa_s->wpa); |
1698 | ||
1699 | return 0; | |
1700 | } | |
1701 | ||
1702 | ||
8cd6b7bc | 1703 | static void wpas_ext_capab_byte(struct wpa_supplicant *wpa_s, u8 *pos, int idx) |
03e47c9c | 1704 | { |
8cd6b7bc | 1705 | *pos = 0x00; |
03e47c9c | 1706 | |
8cd6b7bc JB |
1707 | switch (idx) { |
1708 | case 0: /* Bits 0-7 */ | |
1709 | break; | |
1710 | case 1: /* Bits 8-15 */ | |
d514b502 JM |
1711 | if (wpa_s->conf->coloc_intf_reporting) { |
1712 | /* Bit 13 - Collocated Interference Reporting */ | |
1713 | *pos |= 0x20; | |
1714 | } | |
8cd6b7bc JB |
1715 | break; |
1716 | case 2: /* Bits 16-23 */ | |
1717 | #ifdef CONFIG_WNM | |
1718 | *pos |= 0x02; /* Bit 17 - WNM-Sleep Mode */ | |
ef59f987 AB |
1719 | if (!wpa_s->conf->disable_btm) |
1720 | *pos |= 0x08; /* Bit 19 - BSS Transition */ | |
8cd6b7bc JB |
1721 | #endif /* CONFIG_WNM */ |
1722 | break; | |
1723 | case 3: /* Bits 24-31 */ | |
1724 | #ifdef CONFIG_WNM | |
1725 | *pos |= 0x02; /* Bit 25 - SSID List */ | |
1726 | #endif /* CONFIG_WNM */ | |
03e47c9c | 1727 | #ifdef CONFIG_INTERWORKING |
8cd6b7bc JB |
1728 | if (wpa_s->conf->interworking) |
1729 | *pos |= 0x80; /* Bit 31 - Interworking */ | |
03e47c9c | 1730 | #endif /* CONFIG_INTERWORKING */ |
8cd6b7bc JB |
1731 | break; |
1732 | case 4: /* Bits 32-39 */ | |
56f5af48 | 1733 | #ifdef CONFIG_INTERWORKING |
1e1245bc | 1734 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_QOS_MAPPING) |
429dd9af | 1735 | *pos |= 0x01; /* Bit 32 - QoS Map */ |
56f5af48 | 1736 | #endif /* CONFIG_INTERWORKING */ |
8cd6b7bc JB |
1737 | break; |
1738 | case 5: /* Bits 40-47 */ | |
95a3ea94 JM |
1739 | #ifdef CONFIG_HS20 |
1740 | if (wpa_s->conf->hs20) | |
1741 | *pos |= 0x40; /* Bit 46 - WNM-Notification */ | |
1742 | #endif /* CONFIG_HS20 */ | |
92c6e2e3 DS |
1743 | #ifdef CONFIG_MBO |
1744 | *pos |= 0x40; /* Bit 46 - WNM-Notification */ | |
1745 | #endif /* CONFIG_MBO */ | |
8cd6b7bc JB |
1746 | break; |
1747 | case 6: /* Bits 48-55 */ | |
1748 | break; | |
d1723c55 LD |
1749 | case 7: /* Bits 56-63 */ |
1750 | break; | |
1751 | case 8: /* Bits 64-71 */ | |
1752 | if (wpa_s->conf->ftm_responder) | |
1753 | *pos |= 0x40; /* Bit 70 - FTM responder */ | |
1754 | if (wpa_s->conf->ftm_initiator) | |
1755 | *pos |= 0x80; /* Bit 71 - FTM initiator */ | |
1756 | break; | |
e4d2ce1b JM |
1757 | case 9: /* Bits 72-79 */ |
1758 | #ifdef CONFIG_FILS | |
d98038bb | 1759 | if (!wpa_s->disable_fils) |
1760 | *pos |= 0x01; | |
e4d2ce1b JM |
1761 | #endif /* CONFIG_FILS */ |
1762 | break; | |
8cd6b7bc JB |
1763 | } |
1764 | } | |
03e47c9c | 1765 | |
03e47c9c | 1766 | |
0bbaa9b9 | 1767 | int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf, size_t buflen) |
8cd6b7bc JB |
1768 | { |
1769 | u8 *pos = buf; | |
e4d2ce1b | 1770 | u8 len = 10, i; |
8cd6b7bc JB |
1771 | |
1772 | if (len < wpa_s->extended_capa_len) | |
1773 | len = wpa_s->extended_capa_len; | |
0bbaa9b9 JM |
1774 | if (buflen < (size_t) len + 2) { |
1775 | wpa_printf(MSG_INFO, | |
1776 | "Not enough room for building extended capabilities element"); | |
1777 | return -1; | |
1778 | } | |
03e47c9c JM |
1779 | |
1780 | *pos++ = WLAN_EID_EXT_CAPAB; | |
8cd6b7bc JB |
1781 | *pos++ = len; |
1782 | for (i = 0; i < len; i++, pos++) { | |
1783 | wpas_ext_capab_byte(wpa_s, pos, i); | |
1784 | ||
1785 | if (i < wpa_s->extended_capa_len) { | |
1786 | *pos &= ~wpa_s->extended_capa_mask[i]; | |
1787 | *pos |= wpa_s->extended_capa[i]; | |
1788 | } | |
1789 | } | |
03e47c9c | 1790 | |
3db5439a JM |
1791 | while (len > 0 && buf[1 + len] == 0) { |
1792 | len--; | |
1793 | buf[1] = len; | |
1794 | } | |
1795 | if (len == 0) | |
1796 | return 0; | |
1797 | ||
1798 | return 2 + len; | |
03e47c9c JM |
1799 | } |
1800 | ||
1801 | ||
6ac4b15e JM |
1802 | static int wpas_valid_bss(struct wpa_supplicant *wpa_s, |
1803 | struct wpa_bss *test_bss) | |
1804 | { | |
1805 | struct wpa_bss *bss; | |
1806 | ||
1807 | dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) { | |
1808 | if (bss == test_bss) | |
1809 | return 1; | |
1810 | } | |
1811 | ||
1812 | return 0; | |
1813 | } | |
1814 | ||
1815 | ||
1816 | static int wpas_valid_ssid(struct wpa_supplicant *wpa_s, | |
1817 | struct wpa_ssid *test_ssid) | |
1818 | { | |
1819 | struct wpa_ssid *ssid; | |
1820 | ||
1821 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) { | |
1822 | if (ssid == test_ssid) | |
1823 | return 1; | |
1824 | } | |
1825 | ||
1826 | return 0; | |
1827 | } | |
1828 | ||
1829 | ||
1830 | int wpas_valid_bss_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *test_bss, | |
1831 | struct wpa_ssid *test_ssid) | |
1832 | { | |
1833 | if (test_bss && !wpas_valid_bss(wpa_s, test_bss)) | |
1834 | return 0; | |
1835 | ||
1836 | return test_ssid == NULL || wpas_valid_ssid(wpa_s, test_ssid); | |
1837 | } | |
1838 | ||
1839 | ||
1840 | void wpas_connect_work_free(struct wpa_connect_work *cwork) | |
1841 | { | |
1842 | if (cwork == NULL) | |
1843 | return; | |
1844 | os_free(cwork); | |
1845 | } | |
1846 | ||
1847 | ||
1848 | void wpas_connect_work_done(struct wpa_supplicant *wpa_s) | |
1849 | { | |
1850 | struct wpa_connect_work *cwork; | |
1851 | struct wpa_radio_work *work = wpa_s->connect_work; | |
1852 | ||
1853 | if (!work) | |
1854 | return; | |
1855 | ||
1856 | wpa_s->connect_work = NULL; | |
1857 | cwork = work->ctx; | |
1858 | work->ctx = NULL; | |
1859 | wpas_connect_work_free(cwork); | |
1860 | radio_work_done(work); | |
1861 | } | |
1862 | ||
1863 | ||
a313d17d | 1864 | int wpas_update_random_addr(struct wpa_supplicant *wpa_s, int style) |
c267753b JM |
1865 | { |
1866 | struct os_reltime now; | |
1867 | u8 addr[ETH_ALEN]; | |
1868 | ||
1869 | os_get_reltime(&now); | |
a313d17d JM |
1870 | if (wpa_s->last_mac_addr_style == style && |
1871 | wpa_s->last_mac_addr_change.sec != 0 && | |
c267753b JM |
1872 | !os_reltime_expired(&now, &wpa_s->last_mac_addr_change, |
1873 | wpa_s->conf->rand_addr_lifetime)) { | |
1874 | wpa_msg(wpa_s, MSG_DEBUG, | |
1875 | "Previously selected random MAC address has not yet expired"); | |
1876 | return 0; | |
1877 | } | |
1878 | ||
a313d17d JM |
1879 | switch (style) { |
1880 | case 1: | |
1881 | if (random_mac_addr(addr) < 0) | |
1882 | return -1; | |
1883 | break; | |
1884 | case 2: | |
1885 | os_memcpy(addr, wpa_s->perm_addr, ETH_ALEN); | |
1886 | if (random_mac_addr_keep_oui(addr) < 0) | |
1887 | return -1; | |
1888 | break; | |
1889 | default: | |
c267753b | 1890 | return -1; |
a313d17d | 1891 | } |
c267753b JM |
1892 | |
1893 | if (wpa_drv_set_mac_addr(wpa_s, addr) < 0) { | |
1894 | wpa_msg(wpa_s, MSG_INFO, | |
1895 | "Failed to set random MAC address"); | |
1896 | return -1; | |
1897 | } | |
1898 | ||
1899 | os_get_reltime(&wpa_s->last_mac_addr_change); | |
1900 | wpa_s->mac_addr_changed = 1; | |
a313d17d | 1901 | wpa_s->last_mac_addr_style = style; |
c267753b JM |
1902 | |
1903 | if (wpa_supplicant_update_mac_addr(wpa_s) < 0) { | |
1904 | wpa_msg(wpa_s, MSG_INFO, | |
1905 | "Could not update MAC address information"); | |
1906 | return -1; | |
1907 | } | |
1908 | ||
1909 | wpa_msg(wpa_s, MSG_DEBUG, "Using random MAC address " MACSTR, | |
1910 | MAC2STR(addr)); | |
1911 | ||
1912 | return 0; | |
1913 | } | |
1914 | ||
1915 | ||
1916 | int wpas_update_random_addr_disassoc(struct wpa_supplicant *wpa_s) | |
1917 | { | |
1918 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING || | |
1919 | !wpa_s->conf->preassoc_mac_addr) | |
1920 | return 0; | |
1921 | ||
a313d17d | 1922 | return wpas_update_random_addr(wpa_s, wpa_s->conf->preassoc_mac_addr); |
c267753b JM |
1923 | } |
1924 | ||
1925 | ||
6ac4b15e JM |
1926 | static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit); |
1927 | ||
6fc6879b JM |
1928 | /** |
1929 | * wpa_supplicant_associate - Request association | |
1930 | * @wpa_s: Pointer to wpa_supplicant data | |
1931 | * @bss: Scan results for the selected BSS, or %NULL if not available | |
1932 | * @ssid: Configuration data for the selected network | |
1933 | * | |
1934 | * This function is used to request %wpa_supplicant to associate with a BSS. | |
1935 | */ | |
1936 | void wpa_supplicant_associate(struct wpa_supplicant *wpa_s, | |
6fa81a3b | 1937 | struct wpa_bss *bss, struct wpa_ssid *ssid) |
6fc6879b | 1938 | { |
6ac4b15e | 1939 | struct wpa_connect_work *cwork; |
a313d17d JM |
1940 | int rand_style; |
1941 | ||
a8412ec9 JM |
1942 | wpa_s->own_disconnect_req = 0; |
1943 | ||
e7160bd8 JM |
1944 | /* |
1945 | * If we are starting a new connection, any previously pending EAPOL | |
1946 | * RX cannot be valid anymore. | |
1947 | */ | |
1948 | wpabuf_free(wpa_s->pending_eapol_rx); | |
1949 | wpa_s->pending_eapol_rx = NULL; | |
1950 | ||
a313d17d JM |
1951 | if (ssid->mac_addr == -1) |
1952 | rand_style = wpa_s->conf->mac_addr; | |
1953 | else | |
1954 | rand_style = ssid->mac_addr; | |
6fc6879b | 1955 | |
8c42b369 EP |
1956 | wmm_ac_clear_saved_tspecs(wpa_s); |
1957 | wpa_s->reassoc_same_bss = 0; | |
6a5ee810 | 1958 | wpa_s->reassoc_same_ess = 0; |
daa40960 JM |
1959 | #ifdef CONFIG_TESTING_OPTIONS |
1960 | wpa_s->testing_resend_assoc = 0; | |
1961 | #endif /* CONFIG_TESTING_OPTIONS */ | |
8c42b369 | 1962 | |
c267753b JM |
1963 | if (wpa_s->last_ssid == ssid) { |
1964 | wpa_dbg(wpa_s, MSG_DEBUG, "Re-association to the same ESS"); | |
6a5ee810 | 1965 | wpa_s->reassoc_same_ess = 1; |
8c42b369 EP |
1966 | if (wpa_s->current_bss && wpa_s->current_bss == bss) { |
1967 | wmm_ac_save_tspecs(wpa_s); | |
1968 | wpa_s->reassoc_same_bss = 1; | |
2bbad1c7 MW |
1969 | } else if (wpa_s->current_bss && wpa_s->current_bss != bss) { |
1970 | os_get_reltime(&wpa_s->roam_start); | |
8c42b369 | 1971 | } |
5d30f927 BR |
1972 | } |
1973 | ||
1974 | if (rand_style > 0 && !wpa_s->reassoc_same_ess) { | |
a313d17d | 1975 | if (wpas_update_random_addr(wpa_s, rand_style) < 0) |
c267753b JM |
1976 | return; |
1977 | wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid); | |
5d30f927 | 1978 | } else if (rand_style == 0 && wpa_s->mac_addr_changed) { |
c267753b JM |
1979 | if (wpa_drv_set_mac_addr(wpa_s, NULL) < 0) { |
1980 | wpa_msg(wpa_s, MSG_INFO, | |
1981 | "Could not restore permanent MAC address"); | |
1982 | return; | |
1983 | } | |
1984 | wpa_s->mac_addr_changed = 0; | |
1985 | if (wpa_supplicant_update_mac_addr(wpa_s) < 0) { | |
1986 | wpa_msg(wpa_s, MSG_INFO, | |
1987 | "Could not update MAC address information"); | |
1988 | return; | |
1989 | } | |
1990 | wpa_msg(wpa_s, MSG_DEBUG, "Using permanent MAC address"); | |
1991 | } | |
1992 | wpa_s->last_ssid = ssid; | |
1993 | ||
78177a00 JM |
1994 | #ifdef CONFIG_IBSS_RSN |
1995 | ibss_rsn_deinit(wpa_s->ibss_rsn); | |
1996 | wpa_s->ibss_rsn = NULL; | |
81a10a94 JM |
1997 | #else /* CONFIG_IBSS_RSN */ |
1998 | if (ssid->mode == WPAS_MODE_IBSS && | |
1999 | !(ssid->key_mgmt & (WPA_KEY_MGMT_NONE | WPA_KEY_MGMT_WPA_NONE))) { | |
2000 | wpa_msg(wpa_s, MSG_INFO, | |
2001 | "IBSS RSN not supported in the build"); | |
2002 | return; | |
2003 | } | |
78177a00 JM |
2004 | #endif /* CONFIG_IBSS_RSN */ |
2005 | ||
2c5d725c JM |
2006 | if (ssid->mode == WPAS_MODE_AP || ssid->mode == WPAS_MODE_P2P_GO || |
2007 | ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) { | |
1581b38b JM |
2008 | #ifdef CONFIG_AP |
2009 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP)) { | |
f049052b BG |
2010 | wpa_msg(wpa_s, MSG_INFO, "Driver does not support AP " |
2011 | "mode"); | |
1581b38b JM |
2012 | return; |
2013 | } | |
8c981d17 DW |
2014 | if (wpa_supplicant_create_ap(wpa_s, ssid) < 0) { |
2015 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); | |
b2b688d1 VKE |
2016 | if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) |
2017 | wpas_p2p_ap_setup_failed(wpa_s); | |
8c981d17 DW |
2018 | return; |
2019 | } | |
8f770587 | 2020 | wpa_s->current_bss = bss; |
1581b38b | 2021 | #else /* CONFIG_AP */ |
f049052b BG |
2022 | wpa_msg(wpa_s, MSG_ERROR, "AP mode support not included in " |
2023 | "the build"); | |
1581b38b JM |
2024 | #endif /* CONFIG_AP */ |
2025 | return; | |
2026 | } | |
2027 | ||
603a3f34 JL |
2028 | if (ssid->mode == WPAS_MODE_MESH) { |
2029 | #ifdef CONFIG_MESH | |
2030 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_MESH)) { | |
2031 | wpa_msg(wpa_s, MSG_INFO, | |
2032 | "Driver does not support mesh mode"); | |
2033 | return; | |
2034 | } | |
2035 | if (bss) | |
2036 | ssid->frequency = bss->freq; | |
2037 | if (wpa_supplicant_join_mesh(wpa_s, ssid) < 0) { | |
2038 | wpa_msg(wpa_s, MSG_ERROR, "Could not join mesh"); | |
2039 | return; | |
2040 | } | |
2041 | wpa_s->current_bss = bss; | |
6174de66 JM |
2042 | wpa_msg(wpa_s, MSG_INFO, MESH_GROUP_STARTED "ssid=\"%s\" id=%d", |
2043 | wpa_ssid_txt(ssid->ssid, ssid->ssid_len), | |
2044 | ssid->id); | |
89e9cd25 | 2045 | wpas_notify_mesh_group_started(wpa_s, ssid); |
603a3f34 JL |
2046 | #else /* CONFIG_MESH */ |
2047 | wpa_msg(wpa_s, MSG_ERROR, | |
2048 | "mesh mode support not included in the build"); | |
2049 | #endif /* CONFIG_MESH */ | |
2050 | return; | |
2051 | } | |
2052 | ||
2efc6720 JM |
2053 | /* |
2054 | * Set WPA state machine configuration to match the selected network now | |
2055 | * so that the information is available before wpas_start_assoc_cb() | |
2056 | * gets called. This is needed at least for RSN pre-authentication where | |
2057 | * candidate APs are added to a list based on scan result processing | |
2058 | * before completion of the first association. | |
2059 | */ | |
2060 | wpa_supplicant_rsn_supp_set_config(wpa_s, ssid); | |
2061 | ||
a0d5c56f JM |
2062 | #ifdef CONFIG_DPP |
2063 | if (wpas_dpp_check_connect(wpa_s, ssid, bss) != 0) | |
2064 | return; | |
2065 | #endif /* CONFIG_DPP */ | |
2066 | ||
52c9e6f3 | 2067 | #ifdef CONFIG_TDLS |
95cb2d88 JM |
2068 | if (bss) |
2069 | wpa_tdls_ap_ies(wpa_s->wpa, (const u8 *) (bss + 1), | |
2070 | bss->ie_len); | |
52c9e6f3 JM |
2071 | #endif /* CONFIG_TDLS */ |
2072 | ||
5cc4d64b | 2073 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && |
f74618cb | 2074 | ssid->mode == WPAS_MODE_INFRA) { |
c2a04078 JM |
2075 | sme_authenticate(wpa_s, bss, ssid); |
2076 | return; | |
2077 | } | |
2078 | ||
6ac4b15e JM |
2079 | if (wpa_s->connect_work) { |
2080 | wpa_dbg(wpa_s, MSG_DEBUG, "Reject wpa_supplicant_associate() call since connect_work exist"); | |
2081 | return; | |
2082 | } | |
2083 | ||
f0e30c84 JM |
2084 | if (radio_work_pending(wpa_s, "connect")) { |
2085 | wpa_dbg(wpa_s, MSG_DEBUG, "Reject wpa_supplicant_associate() call since pending work exist"); | |
2086 | return; | |
2087 | } | |
2088 | ||
a1836de6 JM |
2089 | #ifdef CONFIG_SME |
2090 | if (ssid->mode == WPAS_MODE_IBSS || ssid->mode == WPAS_MODE_MESH) { | |
2091 | /* Clear possibly set auth_alg, if any, from last attempt. */ | |
2092 | wpa_s->sme.auth_alg = WPA_AUTH_ALG_OPEN; | |
2093 | } | |
2094 | #endif /* CONFIG_SME */ | |
2095 | ||
4ead7cfd KV |
2096 | wpas_abort_ongoing_scan(wpa_s); |
2097 | ||
6ac4b15e JM |
2098 | cwork = os_zalloc(sizeof(*cwork)); |
2099 | if (cwork == NULL) | |
2100 | return; | |
2101 | ||
2102 | cwork->bss = bss; | |
2103 | cwork->ssid = ssid; | |
2104 | ||
2105 | if (radio_add_work(wpa_s, bss ? bss->freq : 0, "connect", 1, | |
2106 | wpas_start_assoc_cb, cwork) < 0) { | |
2107 | os_free(cwork); | |
2108 | } | |
2109 | } | |
2110 | ||
2111 | ||
98479dc9 JD |
2112 | static int bss_is_ibss(struct wpa_bss *bss) |
2113 | { | |
2114 | return (bss->caps & (IEEE80211_CAP_ESS | IEEE80211_CAP_IBSS)) == | |
2115 | IEEE80211_CAP_IBSS; | |
2116 | } | |
2117 | ||
2118 | ||
a65efbfb PO |
2119 | static int drv_supports_vht(struct wpa_supplicant *wpa_s, |
2120 | const struct wpa_ssid *ssid) | |
2121 | { | |
2122 | enum hostapd_hw_mode hw_mode; | |
2123 | struct hostapd_hw_modes *mode = NULL; | |
2124 | u8 channel; | |
2125 | int i; | |
2126 | ||
a65efbfb PO |
2127 | hw_mode = ieee80211_freq_to_chan(ssid->frequency, &channel); |
2128 | if (hw_mode == NUM_HOSTAPD_MODES) | |
2129 | return 0; | |
2130 | for (i = 0; wpa_s->hw.modes && i < wpa_s->hw.num_modes; i++) { | |
2131 | if (wpa_s->hw.modes[i].mode == hw_mode) { | |
2132 | mode = &wpa_s->hw.modes[i]; | |
2133 | break; | |
2134 | } | |
2135 | } | |
2136 | ||
2137 | if (!mode) | |
2138 | return 0; | |
2139 | ||
2140 | return mode->vht_capab != 0; | |
2141 | } | |
2142 | ||
2143 | ||
54fe48b9 JM |
2144 | void ibss_mesh_setup_freq(struct wpa_supplicant *wpa_s, |
2145 | const struct wpa_ssid *ssid, | |
2146 | struct hostapd_freq_params *freq) | |
1830817e | 2147 | { |
3459c54a | 2148 | int ieee80211_mode = wpas_mode_to_ieee80211_mode(ssid->mode); |
1830817e JD |
2149 | enum hostapd_hw_mode hw_mode; |
2150 | struct hostapd_hw_modes *mode = NULL; | |
6b8b0774 JD |
2151 | int ht40plus[] = { 36, 44, 52, 60, 100, 108, 116, 124, 132, 149, 157, |
2152 | 184, 192 }; | |
563ee183 | 2153 | int vht80[] = { 36, 52, 100, 116, 132, 149 }; |
6b8b0774 | 2154 | struct hostapd_channel_data *pri_chan = NULL, *sec_chan = NULL; |
1830817e | 2155 | u8 channel; |
98479dc9 | 2156 | int i, chan_idx, ht40 = -1, res, obss_scan = 1; |
0f29bc68 | 2157 | unsigned int j, k; |
563ee183 | 2158 | struct hostapd_freq_params vht_freq; |
0f29bc68 AK |
2159 | int chwidth, seg0, seg1; |
2160 | u32 vht_caps = 0; | |
6e711e7a | 2161 | int is_24ghz; |
1830817e JD |
2162 | |
2163 | freq->freq = ssid->frequency; | |
2164 | ||
98479dc9 JD |
2165 | for (j = 0; j < wpa_s->last_scan_res_used; j++) { |
2166 | struct wpa_bss *bss = wpa_s->last_scan_res[j]; | |
2167 | ||
2168 | if (ssid->mode != WPAS_MODE_IBSS) | |
2169 | break; | |
2170 | ||
2171 | /* Don't adjust control freq in case of fixed_freq */ | |
2172 | if (ssid->fixed_freq) | |
2173 | break; | |
2174 | ||
2175 | if (!bss_is_ibss(bss)) | |
2176 | continue; | |
2177 | ||
2178 | if (ssid->ssid_len == bss->ssid_len && | |
2179 | os_memcmp(ssid->ssid, bss->ssid, bss->ssid_len) == 0) { | |
2180 | wpa_printf(MSG_DEBUG, | |
2181 | "IBSS already found in scan results, adjust control freq: %d", | |
2182 | bss->freq); | |
2183 | freq->freq = bss->freq; | |
2184 | obss_scan = 0; | |
2185 | break; | |
2186 | } | |
2187 | } | |
2188 | ||
1830817e JD |
2189 | /* For IBSS check HT_IBSS flag */ |
2190 | if (ssid->mode == WPAS_MODE_IBSS && | |
2191 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_HT_IBSS)) | |
2192 | return; | |
2193 | ||
d9a9bc04 JD |
2194 | if (wpa_s->group_cipher == WPA_CIPHER_WEP40 || |
2195 | wpa_s->group_cipher == WPA_CIPHER_WEP104 || | |
2196 | wpa_s->pairwise_cipher == WPA_CIPHER_TKIP) { | |
2197 | wpa_printf(MSG_DEBUG, | |
2198 | "IBSS: WEP/TKIP detected, do not try to enable HT"); | |
2199 | return; | |
2200 | } | |
2201 | ||
98479dc9 | 2202 | hw_mode = ieee80211_freq_to_chan(freq->freq, &channel); |
1830817e JD |
2203 | for (i = 0; wpa_s->hw.modes && i < wpa_s->hw.num_modes; i++) { |
2204 | if (wpa_s->hw.modes[i].mode == hw_mode) { | |
2205 | mode = &wpa_s->hw.modes[i]; | |
2206 | break; | |
2207 | } | |
2208 | } | |
2209 | ||
2210 | if (!mode) | |
2211 | return; | |
2212 | ||
6e711e7a SE |
2213 | is_24ghz = hw_mode == HOSTAPD_MODE_IEEE80211G || |
2214 | hw_mode == HOSTAPD_MODE_IEEE80211B; | |
3459c54a | 2215 | |
3388e7b9 MH |
2216 | #ifdef CONFIG_HT_OVERRIDES |
2217 | if (ssid->disable_ht) { | |
2218 | freq->ht_enabled = 0; | |
2219 | return; | |
2220 | } | |
2221 | #endif /* CONFIG_HT_OVERRIDES */ | |
2222 | ||
1830817e | 2223 | freq->ht_enabled = ht_supported(mode); |
6b8b0774 JD |
2224 | if (!freq->ht_enabled) |
2225 | return; | |
2226 | ||
6e711e7a SE |
2227 | /* Allow HE on 2.4 GHz without VHT: see nl80211_put_freq_params() */ |
2228 | if (is_24ghz) | |
2229 | freq->he_enabled = mode->he_capab[ieee80211_mode].he_supported; | |
2230 | ||
6b8b0774 JD |
2231 | /* Setup higher BW only for 5 GHz */ |
2232 | if (mode->mode != HOSTAPD_MODE_IEEE80211A) | |
2233 | return; | |
2234 | ||
2235 | for (chan_idx = 0; chan_idx < mode->num_channels; chan_idx++) { | |
2236 | pri_chan = &mode->channels[chan_idx]; | |
2237 | if (pri_chan->chan == channel) | |
2238 | break; | |
2239 | pri_chan = NULL; | |
2240 | } | |
2241 | if (!pri_chan) | |
2242 | return; | |
2243 | ||
2244 | /* Check primary channel flags */ | |
2245 | if (pri_chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR)) | |
2246 | return; | |
2247 | ||
e5a9b1e8 PO |
2248 | freq->channel = pri_chan->chan; |
2249 | ||
05aed438 | 2250 | #ifdef CONFIG_HT_OVERRIDES |
e5a9b1e8 PO |
2251 | if (ssid->disable_ht40) { |
2252 | if (ssid->disable_vht) | |
2253 | return; | |
2254 | goto skip_ht40; | |
2255 | } | |
05aed438 MH |
2256 | #endif /* CONFIG_HT_OVERRIDES */ |
2257 | ||
6b8b0774 JD |
2258 | /* Check/setup HT40+/HT40- */ |
2259 | for (j = 0; j < ARRAY_SIZE(ht40plus); j++) { | |
2260 | if (ht40plus[j] == channel) { | |
2261 | ht40 = 1; | |
2262 | break; | |
2263 | } | |
2264 | } | |
2265 | ||
2266 | /* Find secondary channel */ | |
2267 | for (i = 0; i < mode->num_channels; i++) { | |
2268 | sec_chan = &mode->channels[i]; | |
2269 | if (sec_chan->chan == channel + ht40 * 4) | |
2270 | break; | |
2271 | sec_chan = NULL; | |
2272 | } | |
2273 | if (!sec_chan) | |
2274 | return; | |
2275 | ||
2276 | /* Check secondary channel flags */ | |
2277 | if (sec_chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR)) | |
2278 | return; | |
2279 | ||
ecba4509 | 2280 | if (ht40 == -1) { |
6b8b0774 JD |
2281 | if (!(pri_chan->flag & HOSTAPD_CHAN_HT40MINUS)) |
2282 | return; | |
ecba4509 | 2283 | } else { |
6b8b0774 JD |
2284 | if (!(pri_chan->flag & HOSTAPD_CHAN_HT40PLUS)) |
2285 | return; | |
6b8b0774 | 2286 | } |
ecba4509 | 2287 | freq->sec_channel_offset = ht40; |
6b8b0774 | 2288 | |
ecba4509 | 2289 | if (obss_scan) { |
6b8b0774 JD |
2290 | struct wpa_scan_results *scan_res; |
2291 | ||
2292 | scan_res = wpa_supplicant_get_scan_results(wpa_s, NULL, 0); | |
2293 | if (scan_res == NULL) { | |
2294 | /* Back to HT20 */ | |
2295 | freq->sec_channel_offset = 0; | |
2296 | return; | |
2297 | } | |
2298 | ||
2299 | res = check_40mhz_5g(mode, scan_res, pri_chan->chan, | |
2300 | sec_chan->chan); | |
2301 | switch (res) { | |
2302 | case 0: | |
2303 | /* Back to HT20 */ | |
2304 | freq->sec_channel_offset = 0; | |
2305 | break; | |
2306 | case 1: | |
2307 | /* Configuration allowed */ | |
2308 | break; | |
2309 | case 2: | |
2310 | /* Switch pri/sec channels */ | |
2311 | freq->freq = hw_get_freq(mode, sec_chan->chan); | |
2312 | freq->sec_channel_offset = -freq->sec_channel_offset; | |
2313 | freq->channel = sec_chan->chan; | |
2314 | break; | |
2315 | default: | |
2316 | freq->sec_channel_offset = 0; | |
2317 | break; | |
2318 | } | |
2319 | ||
2320 | wpa_scan_results_free(scan_res); | |
2321 | } | |
2322 | ||
e5a9b1e8 PO |
2323 | #ifdef CONFIG_HT_OVERRIDES |
2324 | skip_ht40: | |
2325 | #endif /* CONFIG_HT_OVERRIDES */ | |
6b8b0774 JD |
2326 | wpa_printf(MSG_DEBUG, |
2327 | "IBSS/mesh: setup freq channel %d, sec_channel_offset %d", | |
2328 | freq->channel, freq->sec_channel_offset); | |
563ee183 | 2329 | |
a65efbfb | 2330 | if (!drv_supports_vht(wpa_s, ssid)) |
563ee183 JD |
2331 | return; |
2332 | ||
2333 | /* For IBSS check VHT_IBSS flag */ | |
a65efbfb PO |
2334 | if (ssid->mode == WPAS_MODE_IBSS && |
2335 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_VHT_IBSS)) | |
563ee183 JD |
2336 | return; |
2337 | ||
2338 | vht_freq = *freq; | |
2339 | ||
b301f54e JM |
2340 | #ifdef CONFIG_VHT_OVERRIDES |
2341 | if (ssid->disable_vht) { | |
2342 | freq->vht_enabled = 0; | |
2343 | return; | |
2344 | } | |
2345 | #endif /* CONFIG_VHT_OVERRIDES */ | |
2346 | ||
563ee183 JD |
2347 | vht_freq.vht_enabled = vht_supported(mode); |
2348 | if (!vht_freq.vht_enabled) | |
2349 | return; | |
2350 | ||
6e711e7a SE |
2351 | /* Enable HE for VHT */ |
2352 | vht_freq.he_enabled = mode->he_capab[ieee80211_mode].he_supported; | |
2353 | ||
563ee183 JD |
2354 | /* setup center_freq1, bandwidth */ |
2355 | for (j = 0; j < ARRAY_SIZE(vht80); j++) { | |
2356 | if (freq->channel >= vht80[j] && | |
2357 | freq->channel < vht80[j] + 16) | |
2358 | break; | |
2359 | } | |
2360 | ||
2361 | if (j == ARRAY_SIZE(vht80)) | |
2362 | return; | |
2363 | ||
2364 | for (i = vht80[j]; i < vht80[j] + 16; i += 4) { | |
2365 | struct hostapd_channel_data *chan; | |
2366 | ||
2367 | chan = hw_get_channel_chan(mode, i, NULL); | |
2368 | if (!chan) | |
2369 | return; | |
2370 | ||
2371 | /* Back to HT configuration if channel not usable */ | |
2372 | if (chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR)) | |
2373 | return; | |
2374 | } | |
2375 | ||
464dcfd0 | 2376 | chwidth = CHANWIDTH_80MHZ; |
0f29bc68 AK |
2377 | seg0 = vht80[j] + 6; |
2378 | seg1 = 0; | |
2379 | ||
464dcfd0 | 2380 | if (ssid->max_oper_chwidth == CHANWIDTH_80P80MHZ) { |
0f29bc68 AK |
2381 | /* setup center_freq2, bandwidth */ |
2382 | for (k = 0; k < ARRAY_SIZE(vht80); k++) { | |
2383 | /* Only accept 80 MHz segments separated by a gap */ | |
2384 | if (j == k || abs(vht80[j] - vht80[k]) == 16) | |
2385 | continue; | |
2386 | for (i = vht80[k]; i < vht80[k] + 16; i += 4) { | |
2387 | struct hostapd_channel_data *chan; | |
2388 | ||
2389 | chan = hw_get_channel_chan(mode, i, NULL); | |
2390 | if (!chan) | |
2391 | continue; | |
2392 | ||
2393 | if (chan->flag & (HOSTAPD_CHAN_DISABLED | | |
2394 | HOSTAPD_CHAN_NO_IR | | |
2395 | HOSTAPD_CHAN_RADAR)) | |
2396 | continue; | |
2397 | ||
2398 | /* Found a suitable second segment for 80+80 */ | |
464dcfd0 | 2399 | chwidth = CHANWIDTH_80P80MHZ; |
0f29bc68 AK |
2400 | vht_caps |= |
2401 | VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; | |
2402 | seg1 = vht80[k] + 6; | |
2403 | } | |
2404 | ||
464dcfd0 | 2405 | if (chwidth == CHANWIDTH_80P80MHZ) |
0f29bc68 AK |
2406 | break; |
2407 | } | |
464dcfd0 | 2408 | } else if (ssid->max_oper_chwidth == CHANWIDTH_160MHZ) { |
331f0774 | 2409 | if (freq->freq == 5180) { |
464dcfd0 | 2410 | chwidth = CHANWIDTH_160MHZ; |
331f0774 JM |
2411 | vht_caps |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; |
2412 | seg0 = 50; | |
2413 | } else if (freq->freq == 5520) { | |
464dcfd0 | 2414 | chwidth = CHANWIDTH_160MHZ; |
331f0774 JM |
2415 | vht_caps |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; |
2416 | seg0 = 114; | |
2417 | } | |
464dcfd0 JC |
2418 | } else if (ssid->max_oper_chwidth == CHANWIDTH_USE_HT) { |
2419 | chwidth = CHANWIDTH_USE_HT; | |
806db174 | 2420 | seg0 = vht80[j] + 2; |
e5a9b1e8 PO |
2421 | #ifdef CONFIG_HT_OVERRIDES |
2422 | if (ssid->disable_ht40) | |
2423 | seg0 = 0; | |
2424 | #endif /* CONFIG_HT_OVERRIDES */ | |
0f29bc68 AK |
2425 | } |
2426 | ||
563ee183 JD |
2427 | if (hostapd_set_freq_params(&vht_freq, mode->mode, freq->freq, |
2428 | freq->channel, freq->ht_enabled, | |
3459c54a | 2429 | vht_freq.vht_enabled, freq->he_enabled, |
563ee183 | 2430 | freq->sec_channel_offset, |
3459c54a SE |
2431 | chwidth, seg0, seg1, vht_caps, |
2432 | &mode->he_capab[ieee80211_mode]) != 0) | |
563ee183 JD |
2433 | return; |
2434 | ||
2435 | *freq = vht_freq; | |
2436 | ||
2437 | wpa_printf(MSG_DEBUG, "IBSS: VHT setup freq cf1 %d, cf2 %d, bw %d", | |
2438 | freq->center_freq1, freq->center_freq2, freq->bandwidth); | |
1830817e JD |
2439 | } |
2440 | ||
2441 | ||
a38090b1 VK |
2442 | #ifdef CONFIG_FILS |
2443 | static size_t wpas_add_fils_hlp_req(struct wpa_supplicant *wpa_s, u8 *ie_buf, | |
2444 | size_t ie_buf_len) | |
2445 | { | |
2446 | struct fils_hlp_req *req; | |
2447 | size_t rem_len, hdr_len, hlp_len, len, ie_len = 0; | |
2448 | const u8 *pos; | |
2449 | u8 *buf = ie_buf; | |
2450 | ||
2451 | dl_list_for_each(req, &wpa_s->fils_hlp_req, struct fils_hlp_req, | |
2452 | list) { | |
2453 | rem_len = ie_buf_len - ie_len; | |
2454 | pos = wpabuf_head(req->pkt); | |
2455 | hdr_len = 1 + 2 * ETH_ALEN + 6; | |
2456 | hlp_len = wpabuf_len(req->pkt); | |
2457 | ||
2458 | if (rem_len < 2 + hdr_len + hlp_len) { | |
2459 | wpa_printf(MSG_ERROR, | |
2460 | "FILS: Cannot fit HLP - rem_len=%lu to_fill=%lu", | |
2461 | (unsigned long) rem_len, | |
2462 | (unsigned long) (2 + hdr_len + hlp_len)); | |
2463 | break; | |
2464 | } | |
2465 | ||
2466 | len = (hdr_len + hlp_len) > 255 ? 255 : hdr_len + hlp_len; | |
2467 | /* Element ID */ | |
2468 | *buf++ = WLAN_EID_EXTENSION; | |
2469 | /* Length */ | |
2470 | *buf++ = len; | |
2471 | /* Element ID Extension */ | |
2472 | *buf++ = WLAN_EID_EXT_FILS_HLP_CONTAINER; | |
2473 | /* Destination MAC address */ | |
2474 | os_memcpy(buf, req->dst, ETH_ALEN); | |
2475 | buf += ETH_ALEN; | |
2476 | /* Source MAC address */ | |
2477 | os_memcpy(buf, wpa_s->own_addr, ETH_ALEN); | |
2478 | buf += ETH_ALEN; | |
2479 | /* LLC/SNAP Header */ | |
2480 | os_memcpy(buf, "\xaa\xaa\x03\x00\x00\x00", 6); | |
2481 | buf += 6; | |
2482 | /* HLP Packet */ | |
2483 | os_memcpy(buf, pos, len - hdr_len); | |
2484 | buf += len - hdr_len; | |
2485 | pos += len - hdr_len; | |
2486 | ||
2487 | hlp_len -= len - hdr_len; | |
2488 | ie_len += 2 + len; | |
2489 | rem_len -= 2 + len; | |
2490 | ||
2491 | while (hlp_len) { | |
2492 | len = (hlp_len > 255) ? 255 : hlp_len; | |
2493 | if (rem_len < 2 + len) | |
2494 | break; | |
2495 | *buf++ = WLAN_EID_FRAGMENT; | |
2496 | *buf++ = len; | |
2497 | os_memcpy(buf, pos, len); | |
2498 | buf += len; | |
2499 | pos += len; | |
2500 | ||
2501 | hlp_len -= len; | |
2502 | ie_len += 2 + len; | |
2503 | rem_len -= 2 + len; | |
2504 | } | |
2505 | } | |
2506 | ||
2507 | return ie_len; | |
2508 | } | |
e4802127 MH |
2509 | |
2510 | ||
2511 | int wpa_is_fils_supported(struct wpa_supplicant *wpa_s) | |
2512 | { | |
2513 | return (((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
2514 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SUPPORT_FILS)) || | |
2515 | (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
2516 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD))); | |
2517 | } | |
2518 | ||
2519 | ||
2520 | int wpa_is_fils_sk_pfs_supported(struct wpa_supplicant *wpa_s) | |
2521 | { | |
2522 | #ifdef CONFIG_FILS_SK_PFS | |
2523 | return (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) && | |
2524 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SUPPORT_FILS); | |
2525 | #else /* CONFIG_FILS_SK_PFS */ | |
2526 | return 0; | |
2527 | #endif /* CONFIG_FILS_SK_PFS */ | |
2528 | } | |
2529 | ||
a38090b1 VK |
2530 | #endif /* CONFIG_FILS */ |
2531 | ||
2532 | ||
d2ba0d71 VK |
2533 | static u8 * wpas_populate_assoc_ies( |
2534 | struct wpa_supplicant *wpa_s, | |
2535 | struct wpa_bss *bss, struct wpa_ssid *ssid, | |
6338c99e VK |
2536 | struct wpa_driver_associate_params *params, |
2537 | enum wpa_drv_update_connect_params_mask *mask) | |
6ac4b15e | 2538 | { |
1e6780bd | 2539 | u8 *wpa_ie; |
10970465 | 2540 | size_t max_wpa_ie_len = 500; |
6ac4b15e | 2541 | size_t wpa_ie_len; |
6ac4b15e | 2542 | int algs = WPA_AUTH_ALG_OPEN; |
077232f6 BL |
2543 | #ifdef CONFIG_MBO |
2544 | const u8 *mbo_ie; | |
2545 | #endif | |
eb3234c0 SM |
2546 | #ifdef CONFIG_SAE |
2547 | int sae_pmksa_cached = 0; | |
2548 | #endif /* CONFIG_SAE */ | |
8b0a6dba VK |
2549 | #ifdef CONFIG_FILS |
2550 | const u8 *realm, *username, *rrk; | |
2551 | size_t realm_len, username_len, rrk_len; | |
2552 | u16 next_seq_num; | |
b377ec25 | 2553 | struct fils_hlp_req *req; |
6fc6879b | 2554 | |
b377ec25 VK |
2555 | dl_list_for_each(req, &wpa_s->fils_hlp_req, struct fils_hlp_req, |
2556 | list) { | |
2557 | max_wpa_ie_len += 3 + 2 * ETH_ALEN + 6 + wpabuf_len(req->pkt) + | |
2558 | 2 + 2 * wpabuf_len(req->pkt) / 255; | |
8b0a6dba VK |
2559 | } |
2560 | #endif /* CONFIG_FILS */ | |
8b0a6dba | 2561 | |
1e6780bd VK |
2562 | wpa_ie = os_malloc(max_wpa_ie_len); |
2563 | if (!wpa_ie) { | |
2564 | wpa_printf(MSG_ERROR, | |
2565 | "Failed to allocate connect IE buffer for %lu bytes", | |
2566 | (unsigned long) max_wpa_ie_len); | |
d2ba0d71 | 2567 | return NULL; |
1e6780bd VK |
2568 | } |
2569 | ||
6fa81a3b JM |
2570 | if (bss && (wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE) || |
2571 | wpa_bss_get_ie(bss, WLAN_EID_RSN)) && | |
0bf927a0 | 2572 | wpa_key_mgmt_wpa(ssid->key_mgmt)) { |
6fc6879b | 2573 | int try_opportunistic; |
79f3121b VK |
2574 | const u8 *cache_id = NULL; |
2575 | ||
6e202021 JM |
2576 | try_opportunistic = (ssid->proactive_key_caching < 0 ? |
2577 | wpa_s->conf->okc : | |
2578 | ssid->proactive_key_caching) && | |
6fc6879b | 2579 | (ssid->proto & WPA_PROTO_RSN); |
79f3121b VK |
2580 | #ifdef CONFIG_FILS |
2581 | if (wpa_key_mgmt_fils(ssid->key_mgmt)) | |
2582 | cache_id = wpa_bss_get_fils_cache_id(bss); | |
2583 | #endif /* CONFIG_FILS */ | |
6fc6879b | 2584 | if (pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid, |
79f3121b | 2585 | ssid, try_opportunistic, |
eb3234c0 | 2586 | cache_id, 0) == 0) { |
ba422613 | 2587 | eapol_sm_notify_pmkid_attempt(wpa_s->eapol); |
eb3234c0 SM |
2588 | #ifdef CONFIG_SAE |
2589 | sae_pmksa_cached = 1; | |
2590 | #endif /* CONFIG_SAE */ | |
2591 | } | |
1e6780bd | 2592 | wpa_ie_len = max_wpa_ie_len; |
6fc6879b JM |
2593 | if (wpa_supplicant_set_suites(wpa_s, bss, ssid, |
2594 | wpa_ie, &wpa_ie_len)) { | |
f049052b BG |
2595 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to set WPA " |
2596 | "key management and encryption suites"); | |
1e6780bd | 2597 | os_free(wpa_ie); |
d2ba0d71 | 2598 | return NULL; |
6fc6879b | 2599 | } |
dc673aec JM |
2600 | #ifdef CONFIG_HS20 |
2601 | } else if (bss && wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE) && | |
2602 | (ssid->key_mgmt & WPA_KEY_MGMT_OSEN)) { | |
2603 | /* No PMKSA caching, but otherwise similar to RSN/WPA */ | |
2604 | wpa_ie_len = max_wpa_ie_len; | |
2605 | if (wpa_supplicant_set_suites(wpa_s, bss, ssid, | |
2606 | wpa_ie, &wpa_ie_len)) { | |
2607 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to set WPA " | |
2608 | "key management and encryption suites"); | |
2609 | os_free(wpa_ie); | |
2610 | return NULL; | |
2611 | } | |
2612 | #endif /* CONFIG_HS20 */ | |
a3f7e518 JM |
2613 | } else if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) && bss && |
2614 | wpa_key_mgmt_wpa_ieee8021x(ssid->key_mgmt)) { | |
2615 | /* | |
2616 | * Both WPA and non-WPA IEEE 802.1X enabled in configuration - | |
2617 | * use non-WPA since the scan results did not indicate that the | |
2618 | * AP is using WPA or WPA2. | |
2619 | */ | |
2620 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
2621 | wpa_ie_len = 0; | |
2622 | wpa_s->wpa_proto = 0; | |
0bf927a0 | 2623 | } else if (wpa_key_mgmt_wpa_any(ssid->key_mgmt)) { |
1e6780bd | 2624 | wpa_ie_len = max_wpa_ie_len; |
6fc6879b JM |
2625 | if (wpa_supplicant_set_suites(wpa_s, NULL, ssid, |
2626 | wpa_ie, &wpa_ie_len)) { | |
f049052b BG |
2627 | wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to set WPA " |
2628 | "key management and encryption suites (no " | |
2629 | "scan results)"); | |
1e6780bd | 2630 | os_free(wpa_ie); |
d2ba0d71 | 2631 | return NULL; |
6fc6879b | 2632 | } |
ad08c363 JM |
2633 | #ifdef CONFIG_WPS |
2634 | } else if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) { | |
b01c18a8 JM |
2635 | struct wpabuf *wps_ie; |
2636 | wps_ie = wps_build_assoc_req_ie(wpas_wps_get_req_type(ssid)); | |
1e6780bd | 2637 | if (wps_ie && wpabuf_len(wps_ie) <= max_wpa_ie_len) { |
ad08c363 JM |
2638 | wpa_ie_len = wpabuf_len(wps_ie); |
2639 | os_memcpy(wpa_ie, wpabuf_head(wps_ie), wpa_ie_len); | |
24386985 JM |
2640 | } else |
2641 | wpa_ie_len = 0; | |
ad08c363 JM |
2642 | wpabuf_free(wps_ie); |
2643 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
0c80427d | 2644 | if (!bss || (bss->caps & IEEE80211_CAP_PRIVACY)) |
d2ba0d71 | 2645 | params->wps = WPS_MODE_PRIVACY; |
0c80427d | 2646 | else |
d2ba0d71 | 2647 | params->wps = WPS_MODE_OPEN; |
cf546f1a | 2648 | wpa_s->wpa_proto = 0; |
ad08c363 | 2649 | #endif /* CONFIG_WPS */ |
6fc6879b JM |
2650 | } else { |
2651 | wpa_supplicant_set_non_wpa_policy(wpa_s, ssid); | |
2652 | wpa_ie_len = 0; | |
cf546f1a | 2653 | wpa_s->wpa_proto = 0; |
6fc6879b JM |
2654 | } |
2655 | ||
b377ec25 VK |
2656 | #ifdef IEEE8021X_EAPOL |
2657 | if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
2658 | if (ssid->leap) { | |
2659 | if (ssid->non_leap == 0) | |
2660 | algs = WPA_AUTH_ALG_LEAP; | |
2661 | else | |
2662 | algs |= WPA_AUTH_ALG_LEAP; | |
2663 | } | |
2664 | } | |
2665 | ||
2666 | #ifdef CONFIG_FILS | |
2667 | /* Clear FILS association */ | |
2668 | wpa_sm_set_reset_fils_completed(wpa_s->wpa, 0); | |
2669 | ||
2670 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD) && | |
2671 | ssid->eap.erp && wpa_key_mgmt_fils(wpa_s->key_mgmt) && | |
2672 | eapol_sm_get_erp_info(wpa_s->eapol, &ssid->eap, &username, | |
2673 | &username_len, &realm, &realm_len, | |
af835d75 AB |
2674 | &next_seq_num, &rrk, &rrk_len) == 0 && |
2675 | (!wpa_s->last_con_fail_realm || | |
2676 | wpa_s->last_con_fail_realm_len != realm_len || | |
2677 | os_memcmp(wpa_s->last_con_fail_realm, realm, realm_len) != 0)) { | |
b377ec25 | 2678 | algs = WPA_AUTH_ALG_FILS; |
d2ba0d71 VK |
2679 | params->fils_erp_username = username; |
2680 | params->fils_erp_username_len = username_len; | |
2681 | params->fils_erp_realm = realm; | |
2682 | params->fils_erp_realm_len = realm_len; | |
2683 | params->fils_erp_next_seq_num = next_seq_num; | |
2684 | params->fils_erp_rrk = rrk; | |
2685 | params->fils_erp_rrk_len = rrk_len; | |
6338c99e VK |
2686 | |
2687 | if (mask) | |
2688 | *mask |= WPA_DRV_UPDATE_FILS_ERP_INFO; | |
b377ec25 VK |
2689 | } |
2690 | #endif /* CONFIG_FILS */ | |
2691 | #endif /* IEEE8021X_EAPOL */ | |
5ff39c13 SD |
2692 | #ifdef CONFIG_SAE |
2693 | if (wpa_s->key_mgmt & (WPA_KEY_MGMT_SAE | WPA_KEY_MGMT_FT_SAE)) | |
2694 | algs = WPA_AUTH_ALG_SAE; | |
2695 | #endif /* CONFIG_SAE */ | |
b377ec25 VK |
2696 | |
2697 | wpa_dbg(wpa_s, MSG_DEBUG, "Automatic auth_alg selection: 0x%x", algs); | |
2698 | if (ssid->auth_alg) { | |
2699 | algs = ssid->auth_alg; | |
2700 | wpa_dbg(wpa_s, MSG_DEBUG, | |
2701 | "Overriding auth_alg selection: 0x%x", algs); | |
2702 | } | |
2703 | ||
eb3234c0 SM |
2704 | #ifdef CONFIG_SAE |
2705 | if (sae_pmksa_cached && algs == WPA_AUTH_ALG_SAE) { | |
2706 | wpa_dbg(wpa_s, MSG_DEBUG, | |
2707 | "SAE: Use WPA_AUTH_ALG_OPEN for PMKSA caching attempt"); | |
2708 | algs = WPA_AUTH_ALG_OPEN; | |
2709 | } | |
2710 | #endif /* CONFIG_SAE */ | |
2711 | ||
5f3a6aa0 JM |
2712 | #ifdef CONFIG_P2P |
2713 | if (wpa_s->global->p2p) { | |
2714 | u8 *pos; | |
2715 | size_t len; | |
2716 | int res; | |
5f3a6aa0 | 2717 | pos = wpa_ie + wpa_ie_len; |
1e6780bd | 2718 | len = max_wpa_ie_len - wpa_ie_len; |
b8a8d677 JM |
2719 | res = wpas_p2p_assoc_req_ie(wpa_s, bss, pos, len, |
2720 | ssid->p2p_group); | |
5f3a6aa0 JM |
2721 | if (res >= 0) |
2722 | wpa_ie_len += res; | |
2723 | } | |
72044390 JM |
2724 | |
2725 | wpa_s->cross_connect_disallowed = 0; | |
2726 | if (bss) { | |
2727 | struct wpabuf *p2p; | |
2728 | p2p = wpa_bss_get_vendor_ie_multi(bss, P2P_IE_VENDOR_TYPE); | |
2729 | if (p2p) { | |
2730 | wpa_s->cross_connect_disallowed = | |
2731 | p2p_get_cross_connect_disallowed(p2p); | |
2732 | wpabuf_free(p2p); | |
f049052b BG |
2733 | wpa_dbg(wpa_s, MSG_DEBUG, "P2P: WLAN AP %s cross " |
2734 | "connection", | |
2735 | wpa_s->cross_connect_disallowed ? | |
2736 | "disallows" : "allows"); | |
72044390 JM |
2737 | } |
2738 | } | |
25ef8529 JM |
2739 | |
2740 | os_memset(wpa_s->p2p_ip_addr_info, 0, sizeof(wpa_s->p2p_ip_addr_info)); | |
5f3a6aa0 JM |
2741 | #endif /* CONFIG_P2P */ |
2742 | ||
5e57ba25 | 2743 | if (bss) { |
cb828507 | 2744 | wpa_ie_len += wpas_supp_op_class_ie(wpa_s, ssid, bss->freq, |
065c029a | 2745 | wpa_ie + wpa_ie_len, |
1e6780bd | 2746 | max_wpa_ie_len - |
065c029a | 2747 | wpa_ie_len); |
5e57ba25 | 2748 | } |
5e57ba25 | 2749 | |
8b3b803a AH |
2750 | /* |
2751 | * Workaround: Add Extended Capabilities element only if the AP | |
2752 | * included this element in Beacon/Probe Response frames. Some older | |
2753 | * APs seem to have interoperability issues if this element is | |
2754 | * included, so while the standard may require us to include the | |
2755 | * element in all cases, it is justifiable to skip it to avoid | |
2756 | * interoperability issues. | |
2757 | */ | |
cc9a2575 KV |
2758 | if (ssid->p2p_group) |
2759 | wpa_drv_get_ext_capa(wpa_s, WPA_IF_P2P_CLIENT); | |
2760 | else | |
2761 | wpa_drv_get_ext_capa(wpa_s, WPA_IF_STATION); | |
2762 | ||
8b3b803a | 2763 | if (!bss || wpa_bss_get_ie(bss, WLAN_EID_EXT_CAPAB)) { |
0bbaa9b9 | 2764 | u8 ext_capab[18]; |
8b3b803a | 2765 | int ext_capab_len; |
0bbaa9b9 JM |
2766 | ext_capab_len = wpas_build_ext_capab(wpa_s, ext_capab, |
2767 | sizeof(ext_capab)); | |
2c66c7d1 AA |
2768 | if (ext_capab_len > 0 && |
2769 | wpa_ie_len + ext_capab_len <= max_wpa_ie_len) { | |
8b3b803a AH |
2770 | u8 *pos = wpa_ie; |
2771 | if (wpa_ie_len > 0 && pos[0] == WLAN_EID_RSN) | |
2772 | pos += 2 + pos[1]; | |
2773 | os_memmove(pos + ext_capab_len, pos, | |
2774 | wpa_ie_len - (pos - wpa_ie)); | |
2775 | wpa_ie_len += ext_capab_len; | |
2776 | os_memcpy(pos, ext_capab, ext_capab_len); | |
2777 | } | |
92cbcf91 | 2778 | } |
92cbcf91 | 2779 | |
c484b198 AS |
2780 | #ifdef CONFIG_HS20 |
2781 | if (is_hs20_network(wpa_s, ssid, bss)) { | |
2782 | struct wpabuf *hs20; | |
2783 | ||
4204669c | 2784 | hs20 = wpabuf_alloc(20 + MAX_ROAMING_CONS_OI_LEN); |
c484b198 AS |
2785 | if (hs20) { |
2786 | int pps_mo_id = hs20_get_pps_mo_id(wpa_s, ssid); | |
2787 | size_t len; | |
2788 | ||
ec2cf403 JM |
2789 | wpas_hs20_add_indication(hs20, pps_mo_id, |
2790 | get_hs20_version(bss)); | |
4204669c | 2791 | wpas_hs20_add_roam_cons_sel(hs20, ssid); |
1e6780bd | 2792 | len = max_wpa_ie_len - wpa_ie_len; |
c484b198 AS |
2793 | if (wpabuf_len(hs20) <= len) { |
2794 | os_memcpy(wpa_ie + wpa_ie_len, | |
2795 | wpabuf_head(hs20), wpabuf_len(hs20)); | |
2796 | wpa_ie_len += wpabuf_len(hs20); | |
2797 | } | |
2798 | wpabuf_free(hs20); | |
ece4ac5f MG |
2799 | |
2800 | hs20_configure_frame_filters(wpa_s); | |
c484b198 AS |
2801 | } |
2802 | } | |
2803 | #endif /* CONFIG_HS20 */ | |
2804 | ||
d29fa3a7 JM |
2805 | if (wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ]) { |
2806 | struct wpabuf *buf = wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ]; | |
2807 | size_t len; | |
2808 | ||
1e6780bd | 2809 | len = max_wpa_ie_len - wpa_ie_len; |
d29fa3a7 JM |
2810 | if (wpabuf_len(buf) <= len) { |
2811 | os_memcpy(wpa_ie + wpa_ie_len, | |
2812 | wpabuf_head(buf), wpabuf_len(buf)); | |
2813 | wpa_ie_len += wpabuf_len(buf); | |
2814 | } | |
2815 | } | |
2816 | ||
b36a3a65 AN |
2817 | #ifdef CONFIG_FST |
2818 | if (wpa_s->fst_ies) { | |
2819 | int fst_ies_len = wpabuf_len(wpa_s->fst_ies); | |
2820 | ||
1e6780bd | 2821 | if (wpa_ie_len + fst_ies_len <= max_wpa_ie_len) { |
b36a3a65 AN |
2822 | os_memcpy(wpa_ie + wpa_ie_len, |
2823 | wpabuf_head(wpa_s->fst_ies), fst_ies_len); | |
2824 | wpa_ie_len += fst_ies_len; | |
2825 | } | |
2826 | } | |
2827 | #endif /* CONFIG_FST */ | |
2828 | ||
92c6e2e3 | 2829 | #ifdef CONFIG_MBO |
077232f6 BL |
2830 | mbo_ie = bss ? wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE) : NULL; |
2831 | if (mbo_ie) { | |
5e57ba25 | 2832 | int len; |
92c6e2e3 | 2833 | |
5e57ba25 | 2834 | len = wpas_mbo_ie(wpa_s, wpa_ie + wpa_ie_len, |
077232f6 BL |
2835 | max_wpa_ie_len - wpa_ie_len, |
2836 | !!mbo_attr_from_mbo_ie(mbo_ie, | |
2837 | OCE_ATTR_ID_CAPA_IND)); | |
5e57ba25 AS |
2838 | if (len >= 0) |
2839 | wpa_ie_len += len; | |
92c6e2e3 DS |
2840 | } |
2841 | #endif /* CONFIG_MBO */ | |
2842 | ||
a38090b1 VK |
2843 | #ifdef CONFIG_FILS |
2844 | if (algs == WPA_AUTH_ALG_FILS) { | |
2845 | size_t len; | |
2846 | ||
2847 | len = wpas_add_fils_hlp_req(wpa_s, wpa_ie + wpa_ie_len, | |
2848 | max_wpa_ie_len - wpa_ie_len); | |
2849 | wpa_ie_len += len; | |
2850 | } | |
2851 | #endif /* CONFIG_FILS */ | |
2852 | ||
10970465 | 2853 | #ifdef CONFIG_OWE |
5f30b69c JM |
2854 | #ifdef CONFIG_TESTING_OPTIONS |
2855 | if (get_ie_ext(wpa_ie, wpa_ie_len, WLAN_EID_EXT_OWE_DH_PARAM)) { | |
2856 | wpa_printf(MSG_INFO, "TESTING: Override OWE DH element"); | |
2857 | } else | |
2858 | #endif /* CONFIG_TESTING_OPTIONS */ | |
10970465 JM |
2859 | if (algs == WPA_AUTH_ALG_OPEN && |
2860 | ssid->key_mgmt == WPA_KEY_MGMT_OWE) { | |
2861 | struct wpabuf *owe_ie; | |
2cb40e9f | 2862 | u16 group; |
10970465 | 2863 | |
2cb40e9f | 2864 | if (ssid->owe_group) { |
10970465 | 2865 | group = ssid->owe_group; |
698c9e20 AK |
2866 | } else if (wpa_s->assoc_status_code == |
2867 | WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED) { | |
2cb40e9f JM |
2868 | if (wpa_s->last_owe_group == 19) |
2869 | group = 20; | |
2870 | else if (wpa_s->last_owe_group == 20) | |
2871 | group = 21; | |
2872 | else | |
2873 | group = OWE_DH_GROUP; | |
698c9e20 AK |
2874 | } else { |
2875 | group = OWE_DH_GROUP; | |
2cb40e9f | 2876 | } |
698c9e20 | 2877 | |
2cb40e9f JM |
2878 | wpa_s->last_owe_group = group; |
2879 | wpa_printf(MSG_DEBUG, "OWE: Try to use group %u", group); | |
10970465 JM |
2880 | owe_ie = owe_build_assoc_req(wpa_s->wpa, group); |
2881 | if (owe_ie && | |
2882 | wpabuf_len(owe_ie) <= max_wpa_ie_len - wpa_ie_len) { | |
2883 | os_memcpy(wpa_ie + wpa_ie_len, | |
2884 | wpabuf_head(owe_ie), wpabuf_len(owe_ie)); | |
2885 | wpa_ie_len += wpabuf_len(owe_ie); | |
10970465 | 2886 | } |
04879671 | 2887 | wpabuf_free(owe_ie); |
10970465 JM |
2888 | } |
2889 | #endif /* CONFIG_OWE */ | |
2890 | ||
10ec6a5f JM |
2891 | #ifdef CONFIG_DPP2 |
2892 | if (wpa_sm_get_key_mgmt(wpa_s->wpa) == WPA_KEY_MGMT_DPP && | |
2893 | ssid->dpp_netaccesskey) { | |
2894 | dpp_pfs_free(wpa_s->dpp_pfs); | |
2895 | wpa_s->dpp_pfs = dpp_pfs_init(ssid->dpp_netaccesskey, | |
2896 | ssid->dpp_netaccesskey_len); | |
2897 | if (!wpa_s->dpp_pfs) { | |
2898 | wpa_printf(MSG_DEBUG, "DPP: Could not initialize PFS"); | |
2899 | /* Try to continue without PFS */ | |
2900 | goto pfs_fail; | |
2901 | } | |
2902 | if (wpabuf_len(wpa_s->dpp_pfs->ie) <= | |
2903 | max_wpa_ie_len - wpa_ie_len) { | |
2904 | os_memcpy(wpa_ie + wpa_ie_len, | |
2905 | wpabuf_head(wpa_s->dpp_pfs->ie), | |
2906 | wpabuf_len(wpa_s->dpp_pfs->ie)); | |
2907 | wpa_ie_len += wpabuf_len(wpa_s->dpp_pfs->ie); | |
2908 | } | |
2909 | } | |
2910 | pfs_fail: | |
2911 | #endif /* CONFIG_DPP2 */ | |
2912 | ||
3dc3afe2 AM |
2913 | #ifdef CONFIG_IEEE80211R |
2914 | /* | |
2915 | * Add MDIE under these conditions: the network profile allows FT, | |
2916 | * the AP supports FT, and the mobility domain ID matches. | |
2917 | */ | |
88bf44be | 2918 | if (bss && wpa_key_mgmt_ft(wpa_sm_get_key_mgmt(wpa_s->wpa))) { |
3dc3afe2 AM |
2919 | const u8 *mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN); |
2920 | ||
2921 | if (mdie && mdie[1] >= MOBILITY_DOMAIN_ID_LEN) { | |
86c998d3 | 2922 | size_t len = 0; |
3dc3afe2 AM |
2923 | const u8 *md = mdie + 2; |
2924 | const u8 *wpa_md = wpa_sm_get_ft_md(wpa_s->wpa); | |
2925 | ||
2926 | if (os_memcmp(md, wpa_md, | |
2927 | MOBILITY_DOMAIN_ID_LEN) == 0) { | |
2928 | /* Add mobility domain IE */ | |
86c998d3 | 2929 | len = wpa_ft_add_mdie( |
3dc3afe2 AM |
2930 | wpa_s->wpa, wpa_ie + wpa_ie_len, |
2931 | max_wpa_ie_len - wpa_ie_len, mdie); | |
86c998d3 | 2932 | wpa_ie_len += len; |
3dc3afe2 | 2933 | } |
86c998d3 AM |
2934 | #ifdef CONFIG_SME |
2935 | if (len > 0 && wpa_s->sme.ft_used && | |
2936 | wpa_sm_has_ptk(wpa_s->wpa)) { | |
2937 | wpa_dbg(wpa_s, MSG_DEBUG, | |
2938 | "SME: Trying to use FT over-the-air"); | |
2939 | algs |= WPA_AUTH_ALG_FT; | |
2940 | } | |
2941 | #endif /* CONFIG_SME */ | |
3dc3afe2 AM |
2942 | } |
2943 | } | |
2944 | #endif /* CONFIG_IEEE80211R */ | |
2945 | ||
5abc7823 VN |
2946 | if (ssid->multi_ap_backhaul_sta) { |
2947 | size_t multi_ap_ie_len; | |
2948 | ||
2949 | multi_ap_ie_len = add_multi_ap_ie(wpa_ie + wpa_ie_len, | |
2950 | max_wpa_ie_len - wpa_ie_len, | |
2951 | MULTI_AP_BACKHAUL_STA); | |
2952 | if (multi_ap_ie_len == 0) { | |
2953 | wpa_printf(MSG_ERROR, | |
2954 | "Multi-AP: Failed to build Multi-AP IE"); | |
2955 | os_free(wpa_ie); | |
2956 | return NULL; | |
2957 | } | |
2958 | wpa_ie_len += multi_ap_ie_len; | |
2959 | } | |
2960 | ||
d2ba0d71 VK |
2961 | params->wpa_ie = wpa_ie; |
2962 | params->wpa_ie_len = wpa_ie_len; | |
2963 | params->auth_alg = algs; | |
6338c99e VK |
2964 | if (mask) |
2965 | *mask |= WPA_DRV_UPDATE_ASSOC_IES | WPA_DRV_UPDATE_AUTH_TYPE; | |
d2ba0d71 VK |
2966 | |
2967 | return wpa_ie; | |
2968 | } | |
2969 | ||
2970 | ||
e0b331d8 SD |
2971 | #ifdef CONFIG_OWE |
2972 | static void wpas_update_owe_connect_params(struct wpa_supplicant *wpa_s) | |
2973 | { | |
2974 | struct wpa_driver_associate_params params; | |
2975 | u8 *wpa_ie; | |
2976 | ||
2977 | os_memset(¶ms, 0, sizeof(params)); | |
2978 | wpa_ie = wpas_populate_assoc_ies(wpa_s, wpa_s->current_bss, | |
2979 | wpa_s->current_ssid, ¶ms, NULL); | |
2980 | if (!wpa_ie) | |
2981 | return; | |
2982 | ||
2983 | wpa_drv_update_connect_params(wpa_s, ¶ms, WPA_DRV_UPDATE_ASSOC_IES); | |
2984 | os_free(wpa_ie); | |
2985 | } | |
2986 | #endif /* CONFIG_OWE */ | |
2987 | ||
2988 | ||
6338c99e VK |
2989 | #if defined(CONFIG_FILS) && defined(IEEE8021X_EAPOL) |
2990 | static void wpas_update_fils_connect_params(struct wpa_supplicant *wpa_s) | |
2991 | { | |
2992 | struct wpa_driver_associate_params params; | |
2993 | enum wpa_drv_update_connect_params_mask mask = 0; | |
2994 | u8 *wpa_ie; | |
2995 | ||
2996 | if (wpa_s->auth_alg != WPA_AUTH_ALG_OPEN) | |
2997 | return; /* nothing to do */ | |
2998 | ||
2999 | os_memset(¶ms, 0, sizeof(params)); | |
3000 | wpa_ie = wpas_populate_assoc_ies(wpa_s, wpa_s->current_bss, | |
3001 | wpa_s->current_ssid, ¶ms, &mask); | |
3002 | if (!wpa_ie) | |
3003 | return; | |
3004 | ||
3005 | if (params.auth_alg != WPA_AUTH_ALG_FILS) { | |
3006 | os_free(wpa_ie); | |
3007 | return; | |
3008 | } | |
3009 | ||
3010 | wpa_s->auth_alg = params.auth_alg; | |
3011 | wpa_drv_update_connect_params(wpa_s, ¶ms, mask); | |
3012 | os_free(wpa_ie); | |
3013 | } | |
3014 | #endif /* CONFIG_FILS && IEEE8021X_EAPOL */ | |
3015 | ||
3016 | ||
822c756e AB |
3017 | #ifdef CONFIG_MBO |
3018 | void wpas_update_mbo_connect_params(struct wpa_supplicant *wpa_s) | |
3019 | { | |
3020 | struct wpa_driver_associate_params params; | |
3021 | u8 *wpa_ie; | |
3022 | ||
3023 | /* | |
3024 | * Update MBO connect params only in case of change of MBO attributes | |
3025 | * when connected, if the AP support MBO. | |
3026 | */ | |
3027 | ||
3028 | if (wpa_s->wpa_state != WPA_COMPLETED || !wpa_s->current_ssid || | |
3029 | !wpa_s->current_bss || | |
3030 | !wpa_bss_get_vendor_ie(wpa_s->current_bss, MBO_IE_VENDOR_TYPE)) | |
3031 | return; | |
3032 | ||
3033 | os_memset(¶ms, 0, sizeof(params)); | |
3034 | wpa_ie = wpas_populate_assoc_ies(wpa_s, wpa_s->current_bss, | |
3035 | wpa_s->current_ssid, ¶ms, NULL); | |
3036 | if (!wpa_ie) | |
3037 | return; | |
3038 | ||
3039 | wpa_drv_update_connect_params(wpa_s, ¶ms, WPA_DRV_UPDATE_ASSOC_IES); | |
3040 | os_free(wpa_ie); | |
3041 | } | |
3042 | #endif /* CONFIG_MBO */ | |
3043 | ||
3044 | ||
d2ba0d71 VK |
3045 | static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit) |
3046 | { | |
3047 | struct wpa_connect_work *cwork = work->ctx; | |
3048 | struct wpa_bss *bss = cwork->bss; | |
3049 | struct wpa_ssid *ssid = cwork->ssid; | |
3050 | struct wpa_supplicant *wpa_s = work->wpa_s; | |
3051 | u8 *wpa_ie; | |
3052 | int use_crypt, ret, i, bssid_changed; | |
3053 | unsigned int cipher_pairwise, cipher_group, cipher_group_mgmt; | |
3054 | struct wpa_driver_associate_params params; | |
3055 | int wep_keys_set = 0; | |
3056 | int assoc_failed = 0; | |
3057 | struct wpa_ssid *old_ssid; | |
3058 | u8 prev_bssid[ETH_ALEN]; | |
3059 | #ifdef CONFIG_HT_OVERRIDES | |
3060 | struct ieee80211_ht_capabilities htcaps; | |
3061 | struct ieee80211_ht_capabilities htcaps_mask; | |
3062 | #endif /* CONFIG_HT_OVERRIDES */ | |
3063 | #ifdef CONFIG_VHT_OVERRIDES | |
3064 | struct ieee80211_vht_capabilities vhtcaps; | |
3065 | struct ieee80211_vht_capabilities vhtcaps_mask; | |
3066 | #endif /* CONFIG_VHT_OVERRIDES */ | |
3067 | ||
3068 | if (deinit) { | |
3069 | if (work->started) { | |
3070 | wpa_s->connect_work = NULL; | |
3071 | ||
3072 | /* cancel possible auth. timeout */ | |
3073 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, | |
3074 | NULL); | |
3075 | } | |
3076 | wpas_connect_work_free(cwork); | |
3077 | return; | |
3078 | } | |
3079 | ||
3080 | wpa_s->connect_work = work; | |
3081 | ||
3082 | if (cwork->bss_removed || !wpas_valid_bss_ssid(wpa_s, bss, ssid) || | |
3083 | wpas_network_disabled(wpa_s, ssid)) { | |
3084 | wpa_dbg(wpa_s, MSG_DEBUG, "BSS/SSID entry for association not valid anymore - drop connection attempt"); | |
3085 | wpas_connect_work_done(wpa_s); | |
3086 | return; | |
3087 | } | |
3088 | ||
3089 | os_memcpy(prev_bssid, wpa_s->bssid, ETH_ALEN); | |
3090 | os_memset(¶ms, 0, sizeof(params)); | |
3091 | wpa_s->reassociate = 0; | |
3092 | wpa_s->eap_expected_failure = 0; | |
3093 | if (bss && | |
3094 | (!wpas_driver_bss_selection(wpa_s) || wpas_wps_searching(wpa_s))) { | |
3095 | #ifdef CONFIG_IEEE80211R | |
3096 | const u8 *ie, *md = NULL; | |
3097 | #endif /* CONFIG_IEEE80211R */ | |
3098 | wpa_msg(wpa_s, MSG_INFO, "Trying to associate with " MACSTR | |
3099 | " (SSID='%s' freq=%d MHz)", MAC2STR(bss->bssid), | |
3100 | wpa_ssid_txt(bss->ssid, bss->ssid_len), bss->freq); | |
3101 | bssid_changed = !is_zero_ether_addr(wpa_s->bssid); | |
3102 | os_memset(wpa_s->bssid, 0, ETH_ALEN); | |
3103 | os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN); | |
3104 | if (bssid_changed) | |
3105 | wpas_notify_bssid_changed(wpa_s); | |
3106 | #ifdef CONFIG_IEEE80211R | |
3107 | ie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN); | |
3108 | if (ie && ie[1] >= MOBILITY_DOMAIN_ID_LEN) | |
3109 | md = ie + 2; | |
3110 | wpa_sm_set_ft_params(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0); | |
3111 | if (md) { | |
3112 | /* Prepare for the next transition */ | |
3113 | wpa_ft_prepare_auth_request(wpa_s->wpa, ie); | |
3114 | } | |
3115 | #endif /* CONFIG_IEEE80211R */ | |
3116 | #ifdef CONFIG_WPS | |
3117 | } else if ((ssid->ssid == NULL || ssid->ssid_len == 0) && | |
3118 | wpa_s->conf->ap_scan == 2 && | |
3119 | (ssid->key_mgmt & WPA_KEY_MGMT_WPS)) { | |
3120 | /* Use ap_scan==1 style network selection to find the network | |
3121 | */ | |
3122 | wpas_connect_work_done(wpa_s); | |
3123 | wpa_s->scan_req = MANUAL_SCAN_REQ; | |
3124 | wpa_s->reassociate = 1; | |
3125 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
3126 | return; | |
3127 | #endif /* CONFIG_WPS */ | |
3128 | } else { | |
3129 | wpa_msg(wpa_s, MSG_INFO, "Trying to associate with SSID '%s'", | |
3130 | wpa_ssid_txt(ssid->ssid, ssid->ssid_len)); | |
3131 | if (bss) | |
3132 | os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN); | |
3133 | else | |
3134 | os_memset(wpa_s->pending_bssid, 0, ETH_ALEN); | |
3135 | } | |
3136 | if (!wpa_s->pno) | |
3137 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3138 | ||
3139 | wpa_supplicant_cancel_scan(wpa_s); | |
3140 | ||
3141 | /* Starting new association, so clear the possibly used WPA IE from the | |
3142 | * previous association. */ | |
3143 | wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0); | |
3144 | ||
6338c99e | 3145 | wpa_ie = wpas_populate_assoc_ies(wpa_s, bss, ssid, ¶ms, NULL); |
d2ba0d71 VK |
3146 | if (!wpa_ie) { |
3147 | wpas_connect_work_done(wpa_s); | |
3148 | return; | |
3149 | } | |
3150 | ||
6fc6879b JM |
3151 | wpa_clear_keys(wpa_s, bss ? bss->bssid : NULL); |
3152 | use_crypt = 1; | |
4848a38d JM |
3153 | cipher_pairwise = wpa_s->pairwise_cipher; |
3154 | cipher_group = wpa_s->group_cipher; | |
61a56c14 | 3155 | cipher_group_mgmt = wpa_s->mgmt_group_cipher; |
6fc6879b JM |
3156 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE || |
3157 | wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
3158 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) | |
3159 | use_crypt = 0; | |
3160 | if (wpa_set_wep_keys(wpa_s, ssid)) { | |
3161 | use_crypt = 1; | |
3162 | wep_keys_set = 1; | |
3163 | } | |
3164 | } | |
ad08c363 JM |
3165 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) |
3166 | use_crypt = 0; | |
6fc6879b JM |
3167 | |
3168 | #ifdef IEEE8021X_EAPOL | |
3169 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
3170 | if ((ssid->eapol_flags & | |
3171 | (EAPOL_FLAG_REQUIRE_KEY_UNICAST | | |
3172 | EAPOL_FLAG_REQUIRE_KEY_BROADCAST)) == 0 && | |
3173 | !wep_keys_set) { | |
3174 | use_crypt = 0; | |
3175 | } else { | |
3176 | /* Assume that dynamic WEP-104 keys will be used and | |
3177 | * set cipher suites in order for drivers to expect | |
3178 | * encryption. */ | |
4848a38d | 3179 | cipher_pairwise = cipher_group = WPA_CIPHER_WEP104; |
6fc6879b JM |
3180 | } |
3181 | } | |
3182 | #endif /* IEEE8021X_EAPOL */ | |
3183 | ||
3184 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) { | |
3185 | /* Set the key before (and later after) association */ | |
3186 | wpa_supplicant_set_wpa_none_key(wpa_s, ssid); | |
3187 | } | |
3188 | ||
6fc6879b | 3189 | wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATING); |
6fc6879b | 3190 | if (bss) { |
6fa81a3b JM |
3191 | params.ssid = bss->ssid; |
3192 | params.ssid_len = bss->ssid_len; | |
4b5b8a53 JM |
3193 | if (!wpas_driver_bss_selection(wpa_s) || ssid->bssid_set || |
3194 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) { | |
f15854d1 JM |
3195 | wpa_printf(MSG_DEBUG, "Limit connection to BSSID " |
3196 | MACSTR " freq=%u MHz based on scan results " | |
4b5b8a53 | 3197 | "(bssid_set=%d wps=%d)", |
f15854d1 | 3198 | MAC2STR(bss->bssid), bss->freq, |
4b5b8a53 JM |
3199 | ssid->bssid_set, |
3200 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPS); | |
22628eca | 3201 | params.bssid = bss->bssid; |
4ec68377 | 3202 | params.freq.freq = bss->freq; |
22628eca | 3203 | } |
7ac7fd43 DS |
3204 | params.bssid_hint = bss->bssid; |
3205 | params.freq_hint = bss->freq; | |
b9074912 | 3206 | params.pbss = bss_is_pbss(bss); |
6fc6879b | 3207 | } else { |
43a356b2 PK |
3208 | if (ssid->bssid_hint_set) |
3209 | params.bssid_hint = ssid->bssid_hint; | |
3210 | ||
6fc6879b JM |
3211 | params.ssid = ssid->ssid; |
3212 | params.ssid_len = ssid->ssid_len; | |
90f14962 | 3213 | params.pbss = (ssid->pbss != 2) ? ssid->pbss : 0; |
6fc6879b | 3214 | } |
9e2af29f NC |
3215 | |
3216 | if (ssid->mode == WPAS_MODE_IBSS && ssid->bssid_set && | |
3217 | wpa_s->conf->ap_scan == 2) { | |
3218 | params.bssid = ssid->bssid; | |
3219 | params.fixed_bssid = 1; | |
3220 | } | |
3221 | ||
603a3f34 JL |
3222 | /* Initial frequency for IBSS/mesh */ |
3223 | if ((ssid->mode == WPAS_MODE_IBSS || ssid->mode == WPAS_MODE_MESH) && | |
1830817e JD |
3224 | ssid->frequency > 0 && params.freq.freq == 0) |
3225 | ibss_mesh_setup_freq(wpa_s, ssid, ¶ms.freq); | |
dc152f32 | 3226 | |
8f05577d | 3227 | if (ssid->mode == WPAS_MODE_IBSS) { |
4d9e6fba | 3228 | params.fixed_freq = ssid->fixed_freq; |
8f05577d JM |
3229 | if (ssid->beacon_int) |
3230 | params.beacon_int = ssid->beacon_int; | |
3231 | else | |
3232 | params.beacon_int = wpa_s->conf->beacon_int; | |
3233 | } | |
3234 | ||
6fc6879b JM |
3235 | params.pairwise_suite = cipher_pairwise; |
3236 | params.group_suite = cipher_group; | |
61a56c14 | 3237 | params.mgmt_group_suite = cipher_group_mgmt; |
4848a38d | 3238 | params.key_mgmt_suite = wpa_s->key_mgmt; |
64fa840a | 3239 | params.wpa_proto = wpa_s->wpa_proto; |
5538fc93 | 3240 | wpa_s->auth_alg = params.auth_alg; |
6fc6879b | 3241 | params.mode = ssid->mode; |
1f6c0ab8 | 3242 | params.bg_scan_period = ssid->bg_scan_period; |
6fc6879b JM |
3243 | for (i = 0; i < NUM_WEP_KEYS; i++) { |
3244 | if (ssid->wep_key_len[i]) | |
3245 | params.wep_key[i] = ssid->wep_key[i]; | |
3246 | params.wep_key_len[i] = ssid->wep_key_len[i]; | |
3247 | } | |
3248 | params.wep_tx_keyidx = ssid->wep_tx_keyidx; | |
3249 | ||
436ee2fd | 3250 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK) && |
4848a38d JM |
3251 | (params.key_mgmt_suite == WPA_KEY_MGMT_PSK || |
3252 | params.key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) { | |
6fc6879b JM |
3253 | params.passphrase = ssid->passphrase; |
3254 | if (ssid->psk_set) | |
3255 | params.psk = ssid->psk; | |
b41f2684 CL |
3256 | } |
3257 | ||
d896874f AS |
3258 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X) && |
3259 | (params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || | |
3260 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 || | |
3261 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B || | |
3262 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192)) | |
cb28bd52 | 3263 | params.req_handshake_offload = 1; |
d896874f | 3264 | |
b41f2684 CL |
3265 | if (wpa_s->conf->key_mgmt_offload) { |
3266 | if (params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || | |
666497c8 | 3267 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 || |
5e3b5197 JM |
3268 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B || |
3269 | params.key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) | |
b41f2684 CL |
3270 | params.req_key_mgmt_offload = |
3271 | ssid->proactive_key_caching < 0 ? | |
3272 | wpa_s->conf->okc : ssid->proactive_key_caching; | |
3273 | else | |
3274 | params.req_key_mgmt_offload = 1; | |
3275 | ||
3276 | if ((params.key_mgmt_suite == WPA_KEY_MGMT_PSK || | |
3277 | params.key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 || | |
3278 | params.key_mgmt_suite == WPA_KEY_MGMT_FT_PSK) && | |
3279 | ssid->psk_set) | |
3280 | params.psk = ssid->psk; | |
6fc6879b JM |
3281 | } |
3282 | ||
36b15723 JM |
3283 | params.drop_unencrypted = use_crypt; |
3284 | ||
3f56a2b7 | 3285 | params.mgmt_frame_protection = wpas_get_ssid_pmf(wpa_s, ssid); |
62d49803 | 3286 | if (params.mgmt_frame_protection != NO_MGMT_FRAME_PROTECTION && bss) { |
6fa81a3b | 3287 | const u8 *rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN); |
97d3497e JM |
3288 | struct wpa_ie_data ie; |
3289 | if (rsn && wpa_parse_wpa_ie(rsn, 2 + rsn[1], &ie) == 0 && | |
3290 | ie.capabilities & | |
3291 | (WPA_CAPABILITY_MFPC | WPA_CAPABILITY_MFPR)) { | |
f049052b BG |
3292 | wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Selected AP supports " |
3293 | "MFP: require MFP"); | |
97d3497e JM |
3294 | params.mgmt_frame_protection = |
3295 | MGMT_FRAME_PROTECTION_REQUIRED; | |
cf94626c PK |
3296 | #ifdef CONFIG_OWE |
3297 | } else if (!rsn && (ssid->key_mgmt & WPA_KEY_MGMT_OWE) && | |
3298 | !ssid->owe_only) { | |
3299 | params.mgmt_frame_protection = NO_MGMT_FRAME_PROTECTION; | |
3300 | #endif /* CONFIG_OWE */ | |
97d3497e JM |
3301 | } |
3302 | } | |
6fc6879b | 3303 | |
ffad8858 | 3304 | params.p2p = ssid->p2p_group; |
6e3f4b89 | 3305 | |
ba307f85 LD |
3306 | if (wpa_s->p2pdev->set_sta_uapsd) |
3307 | params.uapsd = wpa_s->p2pdev->sta_uapsd; | |
eea2fd9e JM |
3308 | else |
3309 | params.uapsd = -1; | |
3310 | ||
80e8a5ee BG |
3311 | #ifdef CONFIG_HT_OVERRIDES |
3312 | os_memset(&htcaps, 0, sizeof(htcaps)); | |
3313 | os_memset(&htcaps_mask, 0, sizeof(htcaps_mask)); | |
3314 | params.htcaps = (u8 *) &htcaps; | |
3315 | params.htcaps_mask = (u8 *) &htcaps_mask; | |
3316 | wpa_supplicant_apply_ht_overrides(wpa_s, ssid, ¶ms); | |
3317 | #endif /* CONFIG_HT_OVERRIDES */ | |
6aa1cd4e PS |
3318 | #ifdef CONFIG_VHT_OVERRIDES |
3319 | os_memset(&vhtcaps, 0, sizeof(vhtcaps)); | |
3320 | os_memset(&vhtcaps_mask, 0, sizeof(vhtcaps_mask)); | |
3321 | params.vhtcaps = &vhtcaps; | |
3322 | params.vhtcaps_mask = &vhtcaps_mask; | |
95ff3069 | 3323 | wpa_supplicant_apply_vht_overrides(wpa_s, ssid, ¶ms); |
6aa1cd4e | 3324 | #endif /* CONFIG_VHT_OVERRIDES */ |
80e8a5ee | 3325 | |
8567866d JJ |
3326 | #ifdef CONFIG_P2P |
3327 | /* | |
3328 | * If multi-channel concurrency is not supported, check for any | |
3329 | * frequency conflict. In case of any frequency conflict, remove the | |
3330 | * least prioritized connection. | |
3331 | */ | |
3332 | if (wpa_s->num_multichan_concurrent < 2) { | |
d0df6437 IP |
3333 | int freq, num; |
3334 | num = get_shared_radio_freqs(wpa_s, &freq, 1); | |
4ec68377 | 3335 | if (num > 0 && freq > 0 && freq != params.freq.freq) { |
d0df6437 IP |
3336 | wpa_printf(MSG_DEBUG, |
3337 | "Assoc conflicting freq found (%d != %d)", | |
4ec68377 JD |
3338 | freq, params.freq.freq); |
3339 | if (wpas_p2p_handle_frequency_conflicts( | |
74656400 SD |
3340 | wpa_s, params.freq.freq, ssid) < 0) { |
3341 | wpas_connect_work_done(wpa_s); | |
1e6780bd | 3342 | os_free(wpa_ie); |
8567866d | 3343 | return; |
74656400 | 3344 | } |
8567866d JJ |
3345 | } |
3346 | } | |
3347 | #endif /* CONFIG_P2P */ | |
3348 | ||
6a5ee810 JM |
3349 | if (wpa_s->reassoc_same_ess && !is_zero_ether_addr(prev_bssid) && |
3350 | wpa_s->current_ssid) | |
3351 | params.prev_bssid = prev_bssid; | |
3352 | ||
17fbb751 | 3353 | ret = wpa_drv_associate(wpa_s, ¶ms); |
1e6780bd | 3354 | os_free(wpa_ie); |
6fc6879b JM |
3355 | if (ret < 0) { |
3356 | wpa_msg(wpa_s, MSG_INFO, "Association request to the driver " | |
3357 | "failed"); | |
871f4dd0 JM |
3358 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SANE_ERROR_CODES) { |
3359 | /* | |
3360 | * The driver is known to mean what is saying, so we | |
3361 | * can stop right here; the association will not | |
3362 | * succeed. | |
3363 | */ | |
3364 | wpas_connection_failed(wpa_s, wpa_s->pending_bssid); | |
c1c02342 | 3365 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); |
871f4dd0 JM |
3366 | os_memset(wpa_s->pending_bssid, 0, ETH_ALEN); |
3367 | return; | |
3368 | } | |
6fc6879b JM |
3369 | /* try to continue anyway; new association will be tried again |
3370 | * after timeout */ | |
3371 | assoc_failed = 1; | |
3372 | } | |
3373 | ||
3374 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) { | |
3375 | /* Set the key after the association just in case association | |
3376 | * cleared the previously configured key. */ | |
3377 | wpa_supplicant_set_wpa_none_key(wpa_s, ssid); | |
3378 | /* No need to timeout authentication since there is no key | |
3379 | * management. */ | |
3380 | wpa_supplicant_cancel_auth_timeout(wpa_s); | |
3381 | wpa_supplicant_set_state(wpa_s, WPA_COMPLETED); | |
53895c3b | 3382 | #ifdef CONFIG_IBSS_RSN |
d7dcba70 | 3383 | } else if (ssid->mode == WPAS_MODE_IBSS && |
53895c3b JM |
3384 | wpa_s->key_mgmt != WPA_KEY_MGMT_NONE && |
3385 | wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE) { | |
3386 | /* | |
3387 | * RSN IBSS authentication is per-STA and we can disable the | |
3388 | * per-BSSID authentication. | |
3389 | */ | |
3390 | wpa_supplicant_cancel_auth_timeout(wpa_s); | |
53895c3b | 3391 | #endif /* CONFIG_IBSS_RSN */ |
6fc6879b JM |
3392 | } else { |
3393 | /* Timeout for IEEE 802.11 authentication and association */ | |
1d3c75b3 DW |
3394 | int timeout = 60; |
3395 | ||
3396 | if (assoc_failed) { | |
3397 | /* give IBSS a bit more time */ | |
d7dcba70 | 3398 | timeout = ssid->mode == WPAS_MODE_IBSS ? 10 : 5; |
1d3c75b3 DW |
3399 | } else if (wpa_s->conf->ap_scan == 1) { |
3400 | /* give IBSS a bit more time */ | |
d7dcba70 | 3401 | timeout = ssid->mode == WPAS_MODE_IBSS ? 20 : 10; |
1d3c75b3 | 3402 | } |
6fc6879b JM |
3403 | wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0); |
3404 | } | |
3405 | ||
66562e9c JM |
3406 | if (wep_keys_set && |
3407 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC)) { | |
6fc6879b JM |
3408 | /* Set static WEP keys again */ |
3409 | wpa_set_wep_keys(wpa_s, ssid); | |
3410 | } | |
3411 | ||
3412 | if (wpa_s->current_ssid && wpa_s->current_ssid != ssid) { | |
3413 | /* | |
3414 | * Do not allow EAP session resumption between different | |
3415 | * network configurations. | |
3416 | */ | |
3417 | eapol_sm_invalidate_cached_session(wpa_s->eapol); | |
3418 | } | |
8bac466b | 3419 | old_ssid = wpa_s->current_ssid; |
6fc6879b | 3420 | wpa_s->current_ssid = ssid; |
ece4ac5f MG |
3421 | |
3422 | if (!wpas_driver_bss_selection(wpa_s) || ssid->bssid_set) { | |
4d3be9cd | 3423 | wpa_s->current_bss = bss; |
ece4ac5f MG |
3424 | #ifdef CONFIG_HS20 |
3425 | hs20_configure_frame_filters(wpa_s); | |
3426 | #endif /* CONFIG_HS20 */ | |
3427 | } | |
3428 | ||
6fc6879b JM |
3429 | wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid); |
3430 | wpa_supplicant_initiate_eapol(wpa_s); | |
8bac466b JM |
3431 | if (old_ssid != wpa_s->current_ssid) |
3432 | wpas_notify_network_changed(wpa_s); | |
6fc6879b JM |
3433 | } |
3434 | ||
3435 | ||
09f58c09 JM |
3436 | static void wpa_supplicant_clear_connection(struct wpa_supplicant *wpa_s, |
3437 | const u8 *addr) | |
3438 | { | |
3439 | struct wpa_ssid *old_ssid; | |
3440 | ||
c155305f | 3441 | wpas_connect_work_done(wpa_s); |
09f58c09 | 3442 | wpa_clear_keys(wpa_s, addr); |
09f58c09 | 3443 | old_ssid = wpa_s->current_ssid; |
0d30cc24 | 3444 | wpa_supplicant_mark_disassoc(wpa_s); |
09f58c09 JM |
3445 | wpa_sm_set_config(wpa_s->wpa, NULL); |
3446 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); | |
3447 | if (old_ssid != wpa_s->current_ssid) | |
3448 | wpas_notify_network_changed(wpa_s); | |
3449 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
3450 | } | |
3451 | ||
3452 | ||
6fc6879b JM |
3453 | /** |
3454 | * wpa_supplicant_deauthenticate - Deauthenticate the current connection | |
3455 | * @wpa_s: Pointer to wpa_supplicant data | |
3456 | * @reason_code: IEEE 802.11 reason code for the deauthenticate frame | |
3457 | * | |
073ab58f | 3458 | * This function is used to request %wpa_supplicant to deauthenticate from the |
6fc6879b JM |
3459 | * current AP. |
3460 | */ | |
3461 | void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s, | |
4be17ffb | 3462 | u16 reason_code) |
6fc6879b JM |
3463 | { |
3464 | u8 *addr = NULL; | |
ef48ff94 | 3465 | union wpa_event_data event; |
42d23547 | 3466 | int zero_addr = 0; |
8bac466b | 3467 | |
42d23547 | 3468 | wpa_dbg(wpa_s, MSG_DEBUG, "Request to deauthenticate - bssid=" MACSTR |
cfde99a8 | 3469 | " pending_bssid=" MACSTR " reason=%d (%s) state=%s", |
42d23547 | 3470 | MAC2STR(wpa_s->bssid), MAC2STR(wpa_s->pending_bssid), |
cfde99a8 AK |
3471 | reason_code, reason2str(reason_code), |
3472 | wpa_supplicant_state_txt(wpa_s->wpa_state)); | |
42d23547 | 3473 | |
04e3d815 MK |
3474 | if (!is_zero_ether_addr(wpa_s->pending_bssid) && |
3475 | (wpa_s->wpa_state == WPA_AUTHENTICATING || | |
3476 | wpa_s->wpa_state == WPA_ASSOCIATING)) | |
42d23547 | 3477 | addr = wpa_s->pending_bssid; |
04e3d815 MK |
3478 | else if (!is_zero_ether_addr(wpa_s->bssid)) |
3479 | addr = wpa_s->bssid; | |
42d23547 JM |
3480 | else if (wpa_s->wpa_state == WPA_ASSOCIATING) { |
3481 | /* | |
3482 | * When using driver-based BSS selection, we may not know the | |
3483 | * BSSID with which we are currently trying to associate. We | |
3484 | * need to notify the driver of this disconnection even in such | |
3485 | * a case, so use the all zeros address here. | |
3486 | */ | |
6fc6879b | 3487 | addr = wpa_s->bssid; |
42d23547 JM |
3488 | zero_addr = 1; |
3489 | } | |
3490 | ||
5abc7823 VN |
3491 | if (wpa_s->enabled_4addr_mode && wpa_drv_set_4addr_mode(wpa_s, 0) == 0) |
3492 | wpa_s->enabled_4addr_mode = 0; | |
3493 | ||
7b44ff2c SD |
3494 | #ifdef CONFIG_TDLS |
3495 | wpa_tdls_teardown_peers(wpa_s->wpa); | |
3496 | #endif /* CONFIG_TDLS */ | |
3497 | ||
603a3f34 JL |
3498 | #ifdef CONFIG_MESH |
3499 | if (wpa_s->ifmsh) { | |
a39b040b SB |
3500 | struct mesh_conf *mconf; |
3501 | ||
3502 | mconf = wpa_s->ifmsh->mconf; | |
6174de66 JM |
3503 | wpa_msg(wpa_s, MSG_INFO, MESH_GROUP_REMOVED "%s", |
3504 | wpa_s->ifname); | |
a39b040b SB |
3505 | wpas_notify_mesh_group_removed(wpa_s, mconf->meshid, |
3506 | mconf->meshid_len, reason_code); | |
603a3f34 JL |
3507 | wpa_supplicant_leave_mesh(wpa_s); |
3508 | } | |
3509 | #endif /* CONFIG_MESH */ | |
3510 | ||
42d23547 JM |
3511 | if (addr) { |
3512 | wpa_drv_deauthenticate(wpa_s, addr, reason_code); | |
ef48ff94 | 3513 | os_memset(&event, 0, sizeof(event)); |
4be17ffb | 3514 | event.deauth_info.reason_code = reason_code; |
ef48ff94 JM |
3515 | event.deauth_info.locally_generated = 1; |
3516 | wpa_supplicant_event(wpa_s, EVENT_DEAUTH, &event); | |
42d23547 JM |
3517 | if (zero_addr) |
3518 | addr = NULL; | |
6fc6879b | 3519 | } |
09f58c09 JM |
3520 | |
3521 | wpa_supplicant_clear_connection(wpa_s, addr); | |
6fc6879b JM |
3522 | } |
3523 | ||
dca1a511 DS |
3524 | static void wpa_supplicant_enable_one_network(struct wpa_supplicant *wpa_s, |
3525 | struct wpa_ssid *ssid) | |
3526 | { | |
3527 | if (!ssid || !ssid->disabled || ssid->disabled == 2) | |
3528 | return; | |
3529 | ||
3530 | ssid->disabled = 0; | |
91073cca | 3531 | ssid->owe_transition_bss_select_count = 0; |
dca1a511 DS |
3532 | wpas_clear_temp_disabled(wpa_s, ssid, 1); |
3533 | wpas_notify_network_enabled_changed(wpa_s, ssid); | |
3534 | ||
3535 | /* | |
3536 | * Try to reassociate since there is no current configuration and a new | |
3537 | * network was made available. | |
3538 | */ | |
d2592497 | 3539 | if (!wpa_s->current_ssid && !wpa_s->disconnected) |
dca1a511 DS |
3540 | wpa_s->reassociate = 1; |
3541 | } | |
3542 | ||
6fc6879b | 3543 | |
d015bb05 RP |
3544 | /** |
3545 | * wpa_supplicant_add_network - Add a new network | |
3546 | * @wpa_s: wpa_supplicant structure for a network interface | |
3547 | * Returns: The new network configuration or %NULL if operation failed | |
3548 | * | |
3549 | * This function performs the following operations: | |
3550 | * 1. Adds a new network. | |
3551 | * 2. Send network addition notification. | |
3552 | * 3. Marks the network disabled. | |
3553 | * 4. Set network default parameters. | |
3554 | */ | |
3555 | struct wpa_ssid * wpa_supplicant_add_network(struct wpa_supplicant *wpa_s) | |
3556 | { | |
3557 | struct wpa_ssid *ssid; | |
3558 | ||
3559 | ssid = wpa_config_add_network(wpa_s->conf); | |
3560 | if (!ssid) | |
3561 | return NULL; | |
3562 | wpas_notify_network_added(wpa_s, ssid); | |
3563 | ssid->disabled = 1; | |
3564 | wpa_config_set_network_defaults(ssid); | |
3565 | ||
3566 | return ssid; | |
3567 | } | |
3568 | ||
3569 | ||
3570 | /** | |
3571 | * wpa_supplicant_remove_network - Remove a configured network based on id | |
3572 | * @wpa_s: wpa_supplicant structure for a network interface | |
3573 | * @id: Unique network id to search for | |
3574 | * Returns: 0 on success, or -1 if the network was not found, -2 if the network | |
3575 | * could not be removed | |
3576 | * | |
3577 | * This function performs the following operations: | |
3578 | * 1. Removes the network. | |
3579 | * 2. Send network removal notification. | |
3580 | * 3. Update internal state machines. | |
3581 | * 4. Stop any running sched scans. | |
3582 | */ | |
3583 | int wpa_supplicant_remove_network(struct wpa_supplicant *wpa_s, int id) | |
3584 | { | |
3585 | struct wpa_ssid *ssid; | |
3586 | int was_disabled; | |
3587 | ||
3588 | ssid = wpa_config_get_network(wpa_s->conf, id); | |
3589 | if (!ssid) | |
3590 | return -1; | |
3591 | wpas_notify_network_removed(wpa_s, ssid); | |
3592 | ||
3593 | if (wpa_s->last_ssid == ssid) | |
3594 | wpa_s->last_ssid = NULL; | |
3595 | ||
3596 | if (ssid == wpa_s->current_ssid || !wpa_s->current_ssid) { | |
3597 | #ifdef CONFIG_SME | |
3598 | wpa_s->sme.prev_bssid_set = 0; | |
3599 | #endif /* CONFIG_SME */ | |
3600 | /* | |
3601 | * Invalidate the EAP session cache if the current or | |
3602 | * previously used network is removed. | |
3603 | */ | |
3604 | eapol_sm_invalidate_cached_session(wpa_s->eapol); | |
3605 | } | |
3606 | ||
3607 | if (ssid == wpa_s->current_ssid) { | |
3608 | wpa_sm_set_config(wpa_s->wpa, NULL); | |
3609 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); | |
3610 | ||
3611 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) | |
3612 | wpa_s->own_disconnect_req = 1; | |
3613 | wpa_supplicant_deauthenticate(wpa_s, | |
3614 | WLAN_REASON_DEAUTH_LEAVING); | |
3615 | } | |
3616 | ||
3617 | was_disabled = ssid->disabled; | |
3618 | ||
3619 | if (wpa_config_remove_network(wpa_s->conf, id) < 0) | |
3620 | return -2; | |
3621 | ||
3622 | if (!was_disabled && wpa_s->sched_scanning) { | |
3623 | wpa_printf(MSG_DEBUG, | |
3624 | "Stop ongoing sched_scan to remove network from filters"); | |
3625 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3626 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
3627 | } | |
3628 | ||
3629 | return 0; | |
3630 | } | |
3631 | ||
3632 | ||
86b89452 WS |
3633 | /** |
3634 | * wpa_supplicant_enable_network - Mark a configured network as enabled | |
3635 | * @wpa_s: wpa_supplicant structure for a network interface | |
3636 | * @ssid: wpa_ssid structure for a configured network or %NULL | |
3637 | * | |
3638 | * Enables the specified network or all networks if no network specified. | |
3639 | */ | |
3640 | void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s, | |
3641 | struct wpa_ssid *ssid) | |
3642 | { | |
86b89452 | 3643 | if (ssid == NULL) { |
14f79078 JM |
3644 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) |
3645 | wpa_supplicant_enable_one_network(wpa_s, ssid); | |
dca1a511 DS |
3646 | } else |
3647 | wpa_supplicant_enable_one_network(wpa_s, ssid); | |
86b89452 | 3648 | |
5a1d9d1a JM |
3649 | if (wpa_s->reassociate && !wpa_s->disconnected && |
3650 | (!wpa_s->current_ssid || | |
3651 | wpa_s->wpa_state == WPA_DISCONNECTED || | |
3652 | wpa_s->wpa_state == WPA_SCANNING)) { | |
dca1a511 DS |
3653 | if (wpa_s->sched_scanning) { |
3654 | wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to add " | |
3655 | "new network to scan filters"); | |
3656 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3657 | } | |
86b89452 | 3658 | |
35d40309 JM |
3659 | if (wpa_supplicant_fast_associate(wpa_s) != 1) { |
3660 | wpa_s->scan_req = NORMAL_SCAN_REQ; | |
dad153d1 | 3661 | wpa_supplicant_req_scan(wpa_s, 0, 0); |
35d40309 | 3662 | } |
86b89452 WS |
3663 | } |
3664 | } | |
3665 | ||
3666 | ||
3667 | /** | |
3668 | * wpa_supplicant_disable_network - Mark a configured network as disabled | |
3669 | * @wpa_s: wpa_supplicant structure for a network interface | |
3670 | * @ssid: wpa_ssid structure for a configured network or %NULL | |
3671 | * | |
3672 | * Disables the specified network or all networks if no network specified. | |
3673 | */ | |
3674 | void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s, | |
3675 | struct wpa_ssid *ssid) | |
3676 | { | |
3677 | struct wpa_ssid *other_ssid; | |
3678 | int was_disabled; | |
3679 | ||
3680 | if (ssid == NULL) { | |
725fc39e DS |
3681 | if (wpa_s->sched_scanning) |
3682 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3683 | ||
4dac0245 JM |
3684 | for (other_ssid = wpa_s->conf->ssid; other_ssid; |
3685 | other_ssid = other_ssid->next) { | |
86b89452 | 3686 | was_disabled = other_ssid->disabled; |
4dac0245 JM |
3687 | if (was_disabled == 2) |
3688 | continue; /* do not change persistent P2P group | |
3689 | * data */ | |
86b89452 WS |
3690 | |
3691 | other_ssid->disabled = 1; | |
3692 | ||
3693 | if (was_disabled != other_ssid->disabled) | |
3694 | wpas_notify_network_enabled_changed( | |
3695 | wpa_s, other_ssid); | |
86b89452 | 3696 | } |
0661163e SD |
3697 | if (wpa_s->current_ssid) { |
3698 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) | |
3699 | wpa_s->own_disconnect_req = 1; | |
07783eaa | 3700 | wpa_supplicant_deauthenticate( |
86b89452 | 3701 | wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
0661163e | 3702 | } |
4dac0245 | 3703 | } else if (ssid->disabled != 2) { |
0661163e SD |
3704 | if (ssid == wpa_s->current_ssid) { |
3705 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) | |
3706 | wpa_s->own_disconnect_req = 1; | |
07783eaa | 3707 | wpa_supplicant_deauthenticate( |
86b89452 | 3708 | wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
0661163e | 3709 | } |
86b89452 WS |
3710 | |
3711 | was_disabled = ssid->disabled; | |
3712 | ||
3713 | ssid->disabled = 1; | |
3714 | ||
725fc39e | 3715 | if (was_disabled != ssid->disabled) { |
86b89452 | 3716 | wpas_notify_network_enabled_changed(wpa_s, ssid); |
725fc39e DS |
3717 | if (wpa_s->sched_scanning) { |
3718 | wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan " | |
3719 | "to remove network from filters"); | |
3720 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
3721 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
3722 | } | |
3723 | } | |
86b89452 WS |
3724 | } |
3725 | } | |
3726 | ||
3727 | ||
3728 | /** | |
3729 | * wpa_supplicant_select_network - Attempt association with a network | |
3730 | * @wpa_s: wpa_supplicant structure for a network interface | |
3731 | * @ssid: wpa_ssid structure for a configured network or %NULL for any network | |
3732 | */ | |
3733 | void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s, | |
3734 | struct wpa_ssid *ssid) | |
3735 | { | |
3736 | ||
3737 | struct wpa_ssid *other_ssid; | |
d93dfbd5 | 3738 | int disconnected = 0; |
86b89452 | 3739 | |
d93dfbd5 | 3740 | if (ssid && ssid != wpa_s->current_ssid && wpa_s->current_ssid) { |
e66bcedd JM |
3741 | if (wpa_s->wpa_state >= WPA_AUTHENTICATING) |
3742 | wpa_s->own_disconnect_req = 1; | |
07783eaa | 3743 | wpa_supplicant_deauthenticate( |
86b89452 | 3744 | wpa_s, WLAN_REASON_DEAUTH_LEAVING); |
d93dfbd5 JM |
3745 | disconnected = 1; |
3746 | } | |
86b89452 | 3747 | |
00e5e3d5 JM |
3748 | if (ssid) |
3749 | wpas_clear_temp_disabled(wpa_s, ssid, 1); | |
3750 | ||
86b89452 WS |
3751 | /* |
3752 | * Mark all other networks disabled or mark all networks enabled if no | |
3753 | * network specified. | |
3754 | */ | |
4dac0245 JM |
3755 | for (other_ssid = wpa_s->conf->ssid; other_ssid; |
3756 | other_ssid = other_ssid->next) { | |
86b89452 | 3757 | int was_disabled = other_ssid->disabled; |
4dac0245 JM |
3758 | if (was_disabled == 2) |
3759 | continue; /* do not change persistent P2P group data */ | |
86b89452 WS |
3760 | |
3761 | other_ssid->disabled = ssid ? (ssid->id != other_ssid->id) : 0; | |
00e5e3d5 JM |
3762 | if (was_disabled && !other_ssid->disabled) |
3763 | wpas_clear_temp_disabled(wpa_s, other_ssid, 0); | |
86b89452 WS |
3764 | |
3765 | if (was_disabled != other_ssid->disabled) | |
3766 | wpas_notify_network_enabled_changed(wpa_s, other_ssid); | |
86b89452 | 3767 | } |
2a6f78fb | 3768 | |
d38c7be0 JM |
3769 | if (ssid && ssid == wpa_s->current_ssid && wpa_s->current_ssid && |
3770 | wpa_s->wpa_state >= WPA_AUTHENTICATING) { | |
2a6f78fb JJ |
3771 | /* We are already associated with the selected network */ |
3772 | wpa_printf(MSG_DEBUG, "Already associated with the " | |
3773 | "selected network - do nothing"); | |
3774 | return; | |
3775 | } | |
3776 | ||
25a8f9e3 | 3777 | if (ssid) { |
96efeeb6 | 3778 | wpa_s->current_ssid = ssid; |
25a8f9e3 | 3779 | eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); |
603a3f34 JL |
3780 | wpa_s->connect_without_scan = |
3781 | (ssid->mode == WPAS_MODE_MESH) ? ssid : NULL; | |
701f3961 AS |
3782 | |
3783 | /* | |
3784 | * Don't optimize next scan freqs since a new ESS has been | |
3785 | * selected. | |
3786 | */ | |
3787 | os_free(wpa_s->next_scan_freqs); | |
3788 | wpa_s->next_scan_freqs = NULL; | |
603a3f34 JL |
3789 | } else { |
3790 | wpa_s->connect_without_scan = NULL; | |
25a8f9e3 | 3791 | } |
603a3f34 | 3792 | |
86b89452 WS |
3793 | wpa_s->disconnected = 0; |
3794 | wpa_s->reassociate = 1; | |
2cb40e9f | 3795 | wpa_s->last_owe_group = 0; |
91073cca SD |
3796 | if (ssid) |
3797 | ssid->owe_transition_bss_select_count = 0; | |
cecdddc1 | 3798 | |
e4a35f07 | 3799 | if (wpa_s->connect_without_scan || |
35d40309 JM |
3800 | wpa_supplicant_fast_associate(wpa_s) != 1) { |
3801 | wpa_s->scan_req = NORMAL_SCAN_REQ; | |
be7ebd89 | 3802 | wpas_scan_reset_sched_scan(wpa_s); |
cecdddc1 | 3803 | wpa_supplicant_req_scan(wpa_s, 0, disconnected ? 100000 : 0); |
35d40309 | 3804 | } |
86b89452 | 3805 | |
a1641d26 JM |
3806 | if (ssid) |
3807 | wpas_notify_network_selected(wpa_s, ssid); | |
86b89452 WS |
3808 | } |
3809 | ||
3810 | ||
bdec7ee5 MS |
3811 | /** |
3812 | * wpas_set_pkcs11_engine_and_module_path - Set PKCS #11 engine and module path | |
3813 | * @wpa_s: wpa_supplicant structure for a network interface | |
3814 | * @pkcs11_engine_path: PKCS #11 engine path or NULL | |
3815 | * @pkcs11_module_path: PKCS #11 module path or NULL | |
3816 | * Returns: 0 on success; -1 on failure | |
3817 | * | |
3818 | * Sets the PKCS #11 engine and module path. Both have to be NULL or a valid | |
3819 | * path. If resetting the EAPOL state machine with the new PKCS #11 engine and | |
3820 | * module path fails the paths will be reset to the default value (NULL). | |
3821 | */ | |
3822 | int wpas_set_pkcs11_engine_and_module_path(struct wpa_supplicant *wpa_s, | |
3823 | const char *pkcs11_engine_path, | |
3824 | const char *pkcs11_module_path) | |
3825 | { | |
3826 | char *pkcs11_engine_path_copy = NULL; | |
3827 | char *pkcs11_module_path_copy = NULL; | |
3828 | ||
3829 | if (pkcs11_engine_path != NULL) { | |
3830 | pkcs11_engine_path_copy = os_strdup(pkcs11_engine_path); | |
3831 | if (pkcs11_engine_path_copy == NULL) | |
3832 | return -1; | |
3833 | } | |
3834 | if (pkcs11_module_path != NULL) { | |
3835 | pkcs11_module_path_copy = os_strdup(pkcs11_module_path); | |
04c366cb | 3836 | if (pkcs11_module_path_copy == NULL) { |
bdec7ee5 MS |
3837 | os_free(pkcs11_engine_path_copy); |
3838 | return -1; | |
3839 | } | |
3840 | } | |
3841 | ||
3842 | os_free(wpa_s->conf->pkcs11_engine_path); | |
3843 | os_free(wpa_s->conf->pkcs11_module_path); | |
3844 | wpa_s->conf->pkcs11_engine_path = pkcs11_engine_path_copy; | |
3845 | wpa_s->conf->pkcs11_module_path = pkcs11_module_path_copy; | |
3846 | ||
3847 | wpa_sm_set_eapol(wpa_s->wpa, NULL); | |
3848 | eapol_sm_deinit(wpa_s->eapol); | |
3849 | wpa_s->eapol = NULL; | |
3850 | if (wpa_supplicant_init_eapol(wpa_s)) { | |
3851 | /* Error -> Reset paths to the default value (NULL) once. */ | |
3852 | if (pkcs11_engine_path != NULL && pkcs11_module_path != NULL) | |
3853 | wpas_set_pkcs11_engine_and_module_path(wpa_s, NULL, | |
3854 | NULL); | |
3855 | ||
3856 | return -1; | |
3857 | } | |
3858 | wpa_sm_set_eapol(wpa_s->wpa, wpa_s->eapol); | |
3859 | ||
3860 | return 0; | |
3861 | } | |
3862 | ||
3863 | ||
86b89452 WS |
3864 | /** |
3865 | * wpa_supplicant_set_ap_scan - Set AP scan mode for interface | |
3866 | * @wpa_s: wpa_supplicant structure for a network interface | |
3867 | * @ap_scan: AP scan mode | |
3868 | * Returns: 0 if succeed or -1 if ap_scan has an invalid value | |
3869 | * | |
3870 | */ | |
3871 | int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s, int ap_scan) | |
3872 | { | |
3873 | ||
3874 | int old_ap_scan; | |
3875 | ||
3876 | if (ap_scan < 0 || ap_scan > 2) | |
3877 | return -1; | |
3878 | ||
8406cd35 JM |
3879 | if (ap_scan == 2 && os_strcmp(wpa_s->driver->name, "nl80211") == 0) { |
3880 | wpa_printf(MSG_INFO, | |
3881 | "Note: nl80211 driver interface is not designed to be used with ap_scan=2; this can result in connection failures"); | |
3882 | } | |
3883 | ||
48f8e036 DS |
3884 | #ifdef ANDROID |
3885 | if (ap_scan == 2 && ap_scan != wpa_s->conf->ap_scan && | |
3886 | wpa_s->wpa_state >= WPA_ASSOCIATING && | |
3887 | wpa_s->wpa_state < WPA_COMPLETED) { | |
3888 | wpa_printf(MSG_ERROR, "ap_scan = %d (%d) rejected while " | |
3889 | "associating", wpa_s->conf->ap_scan, ap_scan); | |
3890 | return 0; | |
3891 | } | |
3892 | #endif /* ANDROID */ | |
3893 | ||
86b89452 WS |
3894 | old_ap_scan = wpa_s->conf->ap_scan; |
3895 | wpa_s->conf->ap_scan = ap_scan; | |
3896 | ||
3897 | if (old_ap_scan != wpa_s->conf->ap_scan) | |
3898 | wpas_notify_ap_scan_changed(wpa_s); | |
3899 | ||
3900 | return 0; | |
3901 | } | |
3902 | ||
3903 | ||
78633c37 SL |
3904 | /** |
3905 | * wpa_supplicant_set_bss_expiration_age - Set BSS entry expiration age | |
3906 | * @wpa_s: wpa_supplicant structure for a network interface | |
3907 | * @expire_age: Expiration age in seconds | |
3908 | * Returns: 0 if succeed or -1 if expire_age has an invalid value | |
3909 | * | |
3910 | */ | |
3911 | int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s, | |
3912 | unsigned int bss_expire_age) | |
3913 | { | |
3914 | if (bss_expire_age < 10) { | |
3915 | wpa_msg(wpa_s, MSG_ERROR, "Invalid bss expiration age %u", | |
3916 | bss_expire_age); | |
3917 | return -1; | |
3918 | } | |
3919 | wpa_msg(wpa_s, MSG_DEBUG, "Setting bss expiration age: %d sec", | |
3920 | bss_expire_age); | |
3921 | wpa_s->conf->bss_expiration_age = bss_expire_age; | |
3922 | ||
3923 | return 0; | |
3924 | } | |
3925 | ||
3926 | ||
3927 | /** | |
3928 | * wpa_supplicant_set_bss_expiration_count - Set BSS entry expiration scan count | |
3929 | * @wpa_s: wpa_supplicant structure for a network interface | |
3930 | * @expire_count: number of scans after which an unseen BSS is reclaimed | |
3931 | * Returns: 0 if succeed or -1 if expire_count has an invalid value | |
3932 | * | |
3933 | */ | |
3934 | int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s, | |
3935 | unsigned int bss_expire_count) | |
3936 | { | |
3937 | if (bss_expire_count < 1) { | |
3938 | wpa_msg(wpa_s, MSG_ERROR, "Invalid bss expiration count %u", | |
3939 | bss_expire_count); | |
3940 | return -1; | |
3941 | } | |
3942 | wpa_msg(wpa_s, MSG_DEBUG, "Setting bss expiration scan count: %u", | |
3943 | bss_expire_count); | |
3944 | wpa_s->conf->bss_expiration_scan_count = bss_expire_count; | |
3945 | ||
3946 | return 0; | |
3947 | } | |
3948 | ||
3949 | ||
c6e86b63 MA |
3950 | /** |
3951 | * wpa_supplicant_set_scan_interval - Set scan interval | |
3952 | * @wpa_s: wpa_supplicant structure for a network interface | |
3953 | * @scan_interval: scan interval in seconds | |
3954 | * Returns: 0 if succeed or -1 if scan_interval has an invalid value | |
3955 | * | |
3956 | */ | |
3957 | int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s, | |
3958 | int scan_interval) | |
3959 | { | |
3960 | if (scan_interval < 0) { | |
3961 | wpa_msg(wpa_s, MSG_ERROR, "Invalid scan interval %d", | |
3962 | scan_interval); | |
3963 | return -1; | |
3964 | } | |
3965 | wpa_msg(wpa_s, MSG_DEBUG, "Setting scan interval: %d sec", | |
3966 | scan_interval); | |
9e737f08 | 3967 | wpa_supplicant_update_scan_int(wpa_s, scan_interval); |
c6e86b63 MA |
3968 | |
3969 | return 0; | |
3970 | } | |
3971 | ||
3972 | ||
86b89452 WS |
3973 | /** |
3974 | * wpa_supplicant_set_debug_params - Set global debug params | |
3975 | * @global: wpa_global structure | |
3976 | * @debug_level: debug level | |
3977 | * @debug_timestamp: determines if show timestamp in debug data | |
3978 | * @debug_show_keys: determines if show keys in debug data | |
3979 | * Returns: 0 if succeed or -1 if debug_level has wrong value | |
3980 | */ | |
3981 | int wpa_supplicant_set_debug_params(struct wpa_global *global, int debug_level, | |
3982 | int debug_timestamp, int debug_show_keys) | |
3983 | { | |
3984 | ||
3985 | int old_level, old_timestamp, old_show_keys; | |
3986 | ||
3987 | /* check for allowed debuglevels */ | |
14dc0011 PS |
3988 | if (debug_level != MSG_EXCESSIVE && |
3989 | debug_level != MSG_MSGDUMP && | |
86b89452 WS |
3990 | debug_level != MSG_DEBUG && |
3991 | debug_level != MSG_INFO && | |
3992 | debug_level != MSG_WARNING && | |
3993 | debug_level != MSG_ERROR) | |
3994 | return -1; | |
3995 | ||
3996 | old_level = wpa_debug_level; | |
3997 | old_timestamp = wpa_debug_timestamp; | |
3998 | old_show_keys = wpa_debug_show_keys; | |
3999 | ||
4000 | wpa_debug_level = debug_level; | |
4001 | wpa_debug_timestamp = debug_timestamp ? 1 : 0; | |
4002 | wpa_debug_show_keys = debug_show_keys ? 1 : 0; | |
4003 | ||
db9133ac WS |
4004 | if (wpa_debug_level != old_level) |
4005 | wpas_notify_debug_level_changed(global); | |
4006 | if (wpa_debug_timestamp != old_timestamp) | |
4007 | wpas_notify_debug_timestamp_changed(global); | |
4008 | if (wpa_debug_show_keys != old_show_keys) | |
4009 | wpas_notify_debug_show_keys_changed(global); | |
86b89452 WS |
4010 | |
4011 | return 0; | |
4012 | } | |
4013 | ||
4014 | ||
e8b96490 JM |
4015 | #ifdef CONFIG_OWE |
4016 | static int owe_trans_ssid_match(struct wpa_supplicant *wpa_s, const u8 *bssid, | |
4017 | const u8 *entry_ssid, size_t entry_ssid_len) | |
4018 | { | |
4019 | const u8 *owe, *pos, *end; | |
4020 | u8 ssid_len; | |
4021 | struct wpa_bss *bss; | |
4022 | ||
4023 | /* Check network profile SSID aganst the SSID in the | |
4024 | * OWE Transition Mode element. */ | |
4025 | ||
4026 | bss = wpa_bss_get_bssid_latest(wpa_s, bssid); | |
4027 | if (!bss) | |
4028 | return 0; | |
4029 | ||
4030 | owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE); | |
4031 | if (!owe) | |
4032 | return 0; | |
4033 | ||
4034 | pos = owe + 6; | |
4035 | end = owe + 2 + owe[1]; | |
4036 | ||
4037 | if (end - pos < ETH_ALEN + 1) | |
4038 | return 0; | |
4039 | pos += ETH_ALEN; | |
4040 | ssid_len = *pos++; | |
4041 | if (end - pos < ssid_len || ssid_len > SSID_MAX_LEN) | |
4042 | return 0; | |
4043 | ||
4044 | return entry_ssid_len == ssid_len && | |
4045 | os_memcmp(pos, entry_ssid, ssid_len) == 0; | |
4046 | } | |
4047 | #endif /* CONFIG_OWE */ | |
4048 | ||
4049 | ||
6fc6879b JM |
4050 | /** |
4051 | * wpa_supplicant_get_ssid - Get a pointer to the current network structure | |
4052 | * @wpa_s: Pointer to wpa_supplicant data | |
4053 | * Returns: A pointer to the current network structure or %NULL on failure | |
4054 | */ | |
4055 | struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s) | |
4056 | { | |
4057 | struct wpa_ssid *entry; | |
eaa8eefe | 4058 | u8 ssid[SSID_MAX_LEN]; |
6fc6879b JM |
4059 | int res; |
4060 | size_t ssid_len; | |
4061 | u8 bssid[ETH_ALEN]; | |
4062 | int wired; | |
4063 | ||
17fbb751 JM |
4064 | res = wpa_drv_get_ssid(wpa_s, ssid); |
4065 | if (res < 0) { | |
4066 | wpa_msg(wpa_s, MSG_WARNING, "Could not read SSID from " | |
4067 | "driver"); | |
4068 | return NULL; | |
6fc6879b | 4069 | } |
17fbb751 | 4070 | ssid_len = res; |
6fc6879b | 4071 | |
17fbb751 | 4072 | if (wpa_drv_get_bssid(wpa_s, bssid) < 0) { |
f049052b BG |
4073 | wpa_msg(wpa_s, MSG_WARNING, "Could not read BSSID from " |
4074 | "driver"); | |
6fc6879b JM |
4075 | return NULL; |
4076 | } | |
4077 | ||
c2a04078 JM |
4078 | wired = wpa_s->conf->ap_scan == 0 && |
4079 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_WIRED); | |
6fc6879b JM |
4080 | |
4081 | entry = wpa_s->conf->ssid; | |
4082 | while (entry) { | |
349493bd | 4083 | if (!wpas_network_disabled(wpa_s, entry) && |
6fc6879b | 4084 | ((ssid_len == entry->ssid_len && |
c4fccfc7 JM |
4085 | (!entry->ssid || |
4086 | os_memcmp(ssid, entry->ssid, ssid_len) == 0)) || | |
4087 | wired) && | |
6fc6879b JM |
4088 | (!entry->bssid_set || |
4089 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)) | |
4090 | return entry; | |
24c23d1b | 4091 | #ifdef CONFIG_WPS |
349493bd | 4092 | if (!wpas_network_disabled(wpa_s, entry) && |
24c23d1b JM |
4093 | (entry->key_mgmt & WPA_KEY_MGMT_WPS) && |
4094 | (entry->ssid == NULL || entry->ssid_len == 0) && | |
4095 | (!entry->bssid_set || | |
4096 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)) | |
4097 | return entry; | |
4098 | #endif /* CONFIG_WPS */ | |
7d232e23 | 4099 | |
e8b96490 JM |
4100 | #ifdef CONFIG_OWE |
4101 | if (!wpas_network_disabled(wpa_s, entry) && | |
4102 | owe_trans_ssid_match(wpa_s, bssid, entry->ssid, | |
4103 | entry->ssid_len) && | |
4104 | (!entry->bssid_set || | |
4105 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)) | |
4106 | return entry; | |
4107 | #endif /* CONFIG_OWE */ | |
4108 | ||
349493bd | 4109 | if (!wpas_network_disabled(wpa_s, entry) && entry->bssid_set && |
7d232e23 ZC |
4110 | entry->ssid_len == 0 && |
4111 | os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0) | |
4112 | return entry; | |
4113 | ||
6fc6879b JM |
4114 | entry = entry->next; |
4115 | } | |
4116 | ||
4117 | return NULL; | |
4118 | } | |
4119 | ||
4120 | ||
7756114f JM |
4121 | static int select_driver(struct wpa_supplicant *wpa_s, int i) |
4122 | { | |
4123 | struct wpa_global *global = wpa_s->global; | |
4124 | ||
4125 | if (wpa_drivers[i]->global_init && global->drv_priv[i] == NULL) { | |
45e3fc72 | 4126 | global->drv_priv[i] = wpa_drivers[i]->global_init(global); |
7756114f JM |
4127 | if (global->drv_priv[i] == NULL) { |
4128 | wpa_printf(MSG_ERROR, "Failed to initialize driver " | |
4129 | "'%s'", wpa_drivers[i]->name); | |
4130 | return -1; | |
4131 | } | |
4132 | } | |
4133 | ||
4134 | wpa_s->driver = wpa_drivers[i]; | |
4135 | wpa_s->global_drv_priv = global->drv_priv[i]; | |
4136 | ||
4137 | return 0; | |
4138 | } | |
4139 | ||
4140 | ||
6fc6879b JM |
4141 | static int wpa_supplicant_set_driver(struct wpa_supplicant *wpa_s, |
4142 | const char *name) | |
4143 | { | |
4144 | int i; | |
362f781e | 4145 | size_t len; |
74b1c84a | 4146 | const char *pos, *driver = name; |
6fc6879b JM |
4147 | |
4148 | if (wpa_s == NULL) | |
4149 | return -1; | |
4150 | ||
c5121837 | 4151 | if (wpa_drivers[0] == NULL) { |
f049052b BG |
4152 | wpa_msg(wpa_s, MSG_ERROR, "No driver interfaces build into " |
4153 | "wpa_supplicant"); | |
6fc6879b JM |
4154 | return -1; |
4155 | } | |
4156 | ||
4157 | if (name == NULL) { | |
4158 | /* default to first driver in the list */ | |
7756114f | 4159 | return select_driver(wpa_s, 0); |
6fc6879b JM |
4160 | } |
4161 | ||
74b1c84a SO |
4162 | do { |
4163 | pos = os_strchr(driver, ','); | |
4164 | if (pos) | |
4165 | len = pos - driver; | |
4166 | else | |
4167 | len = os_strlen(driver); | |
4168 | ||
4169 | for (i = 0; wpa_drivers[i]; i++) { | |
4170 | if (os_strlen(wpa_drivers[i]->name) == len && | |
4171 | os_strncmp(driver, wpa_drivers[i]->name, len) == | |
0f4668ce DW |
4172 | 0) { |
4173 | /* First driver that succeeds wins */ | |
4174 | if (select_driver(wpa_s, i) == 0) | |
4175 | return 0; | |
4176 | } | |
6fc6879b | 4177 | } |
74b1c84a SO |
4178 | |
4179 | driver = pos + 1; | |
4180 | } while (pos); | |
6fc6879b | 4181 | |
f049052b | 4182 | wpa_msg(wpa_s, MSG_ERROR, "Unsupported driver '%s'", name); |
6fc6879b JM |
4183 | return -1; |
4184 | } | |
4185 | ||
4186 | ||
a8e0505b JM |
4187 | /** |
4188 | * wpa_supplicant_rx_eapol - Deliver a received EAPOL frame to wpa_supplicant | |
4189 | * @ctx: Context pointer (wpa_s); this is the ctx variable registered | |
4190 | * with struct wpa_driver_ops::init() | |
4191 | * @src_addr: Source address of the EAPOL frame | |
4192 | * @buf: EAPOL data starting from the EAPOL header (i.e., no Ethernet header) | |
4193 | * @len: Length of the EAPOL data | |
4194 | * | |
4195 | * This function is called for each received EAPOL frame. Most driver | |
4196 | * interfaces rely on more generic OS mechanism for receiving frames through | |
4197 | * l2_packet, but if such a mechanism is not available, the driver wrapper may | |
4198 | * take care of received EAPOL frames and deliver them to the core supplicant | |
4199 | * code by calling this function. | |
4200 | */ | |
6fc6879b JM |
4201 | void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr, |
4202 | const u8 *buf, size_t len) | |
4203 | { | |
4204 | struct wpa_supplicant *wpa_s = ctx; | |
4205 | ||
f049052b | 4206 | wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR, MAC2STR(src_addr)); |
6fc6879b JM |
4207 | wpa_hexdump(MSG_MSGDUMP, "RX EAPOL", buf, len); |
4208 | ||
02adead5 MK |
4209 | #ifdef CONFIG_TESTING_OPTIONS |
4210 | if (wpa_s->ignore_auth_resp) { | |
4211 | wpa_printf(MSG_INFO, "RX EAPOL - ignore_auth_resp active!"); | |
4212 | return; | |
4213 | } | |
4214 | #endif /* CONFIG_TESTING_OPTIONS */ | |
4215 | ||
3ab35a66 JM |
4216 | if (wpa_s->wpa_state < WPA_ASSOCIATED || |
4217 | (wpa_s->last_eapol_matches_bssid && | |
4218 | #ifdef CONFIG_AP | |
4219 | !wpa_s->ap_iface && | |
4220 | #endif /* CONFIG_AP */ | |
4221 | os_memcmp(src_addr, wpa_s->bssid, ETH_ALEN) != 0)) { | |
1ff73338 JM |
4222 | /* |
4223 | * There is possible race condition between receiving the | |
4224 | * association event and the EAPOL frame since they are coming | |
4225 | * through different paths from the driver. In order to avoid | |
4226 | * issues in trying to process the EAPOL frame before receiving | |
4227 | * association information, lets queue it for processing until | |
3ab35a66 JM |
4228 | * the association event is received. This may also be needed in |
4229 | * driver-based roaming case, so also use src_addr != BSSID as a | |
4230 | * trigger if we have previously confirmed that the | |
4231 | * Authenticator uses BSSID as the src_addr (which is not the | |
4232 | * case with wired IEEE 802.1X). | |
1ff73338 | 4233 | */ |
f049052b | 4234 | wpa_dbg(wpa_s, MSG_DEBUG, "Not associated - Delay processing " |
3ab35a66 JM |
4235 | "of received EAPOL frame (state=%s bssid=" MACSTR ")", |
4236 | wpa_supplicant_state_txt(wpa_s->wpa_state), | |
4237 | MAC2STR(wpa_s->bssid)); | |
1ff73338 JM |
4238 | wpabuf_free(wpa_s->pending_eapol_rx); |
4239 | wpa_s->pending_eapol_rx = wpabuf_alloc_copy(buf, len); | |
4240 | if (wpa_s->pending_eapol_rx) { | |
c2be937c | 4241 | os_get_reltime(&wpa_s->pending_eapol_rx_time); |
1ff73338 JM |
4242 | os_memcpy(wpa_s->pending_eapol_rx_src, src_addr, |
4243 | ETH_ALEN); | |
4244 | } | |
4245 | return; | |
4246 | } | |
4247 | ||
3ab35a66 JM |
4248 | wpa_s->last_eapol_matches_bssid = |
4249 | os_memcmp(src_addr, wpa_s->bssid, ETH_ALEN) == 0; | |
4250 | ||
db149ac9 JM |
4251 | #ifdef CONFIG_AP |
4252 | if (wpa_s->ap_iface) { | |
4253 | wpa_supplicant_ap_rx_eapol(wpa_s, src_addr, buf, len); | |
4254 | return; | |
4255 | } | |
4256 | #endif /* CONFIG_AP */ | |
4257 | ||
6fc6879b | 4258 | if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) { |
f049052b BG |
4259 | wpa_dbg(wpa_s, MSG_DEBUG, "Ignored received EAPOL frame since " |
4260 | "no key management is configured"); | |
6fc6879b JM |
4261 | return; |
4262 | } | |
4263 | ||
4264 | if (wpa_s->eapol_received == 0 && | |
436ee2fd | 4265 | (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK) || |
56586197 | 4266 | !wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) || |
9c972abb JM |
4267 | wpa_s->wpa_state != WPA_COMPLETED) && |
4268 | (wpa_s->current_ssid == NULL || | |
f74618cb | 4269 | wpa_s->current_ssid->mode != WPAS_MODE_IBSS)) { |
6fc6879b | 4270 | /* Timeout for completing IEEE 802.1X and WPA authentication */ |
5add4101 JM |
4271 | int timeout = 10; |
4272 | ||
4273 | if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) || | |
4274 | wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA || | |
4275 | wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) { | |
4276 | /* Use longer timeout for IEEE 802.1X/EAP */ | |
4277 | timeout = 70; | |
4278 | } | |
4279 | ||
c7dafdf9 | 4280 | #ifdef CONFIG_WPS |
5add4101 JM |
4281 | if (wpa_s->current_ssid && wpa_s->current_bss && |
4282 | (wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_WPS) && | |
4283 | eap_is_wps_pin_enrollee(&wpa_s->current_ssid->eap)) { | |
4284 | /* | |
4285 | * Use shorter timeout if going through WPS AP iteration | |
4286 | * for PIN config method with an AP that does not | |
4287 | * advertise Selected Registrar. | |
4288 | */ | |
4289 | struct wpabuf *wps_ie; | |
4290 | ||
4291 | wps_ie = wpa_bss_get_vendor_ie_multi( | |
4292 | wpa_s->current_bss, WPS_IE_VENDOR_TYPE); | |
0ef1e290 JM |
4293 | if (wps_ie && |
4294 | !wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 1)) | |
5add4101 JM |
4295 | timeout = 10; |
4296 | wpabuf_free(wps_ie); | |
4297 | } | |
c7dafdf9 | 4298 | #endif /* CONFIG_WPS */ |
5add4101 JM |
4299 | |
4300 | wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0); | |
6fc6879b JM |
4301 | } |
4302 | wpa_s->eapol_received++; | |
4303 | ||
4304 | if (wpa_s->countermeasures) { | |
f049052b BG |
4305 | wpa_msg(wpa_s, MSG_INFO, "WPA: Countermeasures - dropped " |
4306 | "EAPOL packet"); | |
6fc6879b JM |
4307 | return; |
4308 | } | |
4309 | ||
8be18440 JM |
4310 | #ifdef CONFIG_IBSS_RSN |
4311 | if (wpa_s->current_ssid && | |
d7dcba70 | 4312 | wpa_s->current_ssid->mode == WPAS_MODE_IBSS) { |
8be18440 JM |
4313 | ibss_rsn_rx_eapol(wpa_s->ibss_rsn, src_addr, buf, len); |
4314 | return; | |
4315 | } | |
4316 | #endif /* CONFIG_IBSS_RSN */ | |
4317 | ||
6fc6879b JM |
4318 | /* Source address of the incoming EAPOL frame could be compared to the |
4319 | * current BSSID. However, it is possible that a centralized | |
4320 | * Authenticator could be using another MAC address than the BSSID of | |
4321 | * an AP, so just allow any address to be used for now. The replies are | |
4322 | * still sent to the current BSSID (if available), though. */ | |
4323 | ||
4324 | os_memcpy(wpa_s->last_eapol_src, src_addr, ETH_ALEN); | |
56586197 | 4325 | if (!wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) && |
a1ea1b45 | 4326 | wpa_s->key_mgmt != WPA_KEY_MGMT_OWE && |
567da5bb | 4327 | wpa_s->key_mgmt != WPA_KEY_MGMT_DPP && |
6fc6879b JM |
4328 | eapol_sm_rx_eapol(wpa_s->eapol, src_addr, buf, len) > 0) |
4329 | return; | |
4330 | wpa_drv_poll(wpa_s); | |
436ee2fd | 4331 | if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK)) |
6fc6879b | 4332 | wpa_sm_rx_eapol(wpa_s->wpa, src_addr, buf, len); |
56586197 | 4333 | else if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) { |
6fc6879b JM |
4334 | /* |
4335 | * Set portValid = TRUE here since we are going to skip 4-way | |
4336 | * handshake processing which would normally set portValid. We | |
4337 | * need this to allow the EAPOL state machines to be completed | |
4338 | * without going through EAPOL-Key handshake. | |
4339 | */ | |
4340 | eapol_sm_notify_portValid(wpa_s->eapol, TRUE); | |
4341 | } | |
4342 | } | |
4343 | ||
4344 | ||
bfba8deb | 4345 | int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s) |
6fc6879b | 4346 | { |
2961bfa8 JM |
4347 | if ((!wpa_s->p2p_mgmt || |
4348 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)) && | |
4349 | !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE)) { | |
bfba8deb | 4350 | l2_packet_deinit(wpa_s->l2); |
6fc6879b JM |
4351 | wpa_s->l2 = l2_packet_init(wpa_s->ifname, |
4352 | wpa_drv_get_mac_addr(wpa_s), | |
4353 | ETH_P_EAPOL, | |
4354 | wpa_supplicant_rx_eapol, wpa_s, 0); | |
4355 | if (wpa_s->l2 == NULL) | |
4356 | return -1; | |
d89edb61 DC |
4357 | |
4358 | if (l2_packet_set_packet_filter(wpa_s->l2, | |
4359 | L2_PACKET_FILTER_PKTTYPE)) | |
4360 | wpa_dbg(wpa_s, MSG_DEBUG, | |
4361 | "Failed to attach pkt_type filter"); | |
fdadd5fe JM |
4362 | } else { |
4363 | const u8 *addr = wpa_drv_get_mac_addr(wpa_s); | |
4364 | if (addr) | |
4365 | os_memcpy(wpa_s->own_addr, addr, ETH_ALEN); | |
6fc6879b JM |
4366 | } |
4367 | ||
4368 | if (wpa_s->l2 && l2_packet_get_own_addr(wpa_s->l2, wpa_s->own_addr)) { | |
f049052b | 4369 | wpa_msg(wpa_s, MSG_ERROR, "Failed to get own L2 address"); |
6fc6879b JM |
4370 | return -1; |
4371 | } | |
4372 | ||
c267753b JM |
4373 | wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr); |
4374 | ||
bfba8deb JM |
4375 | return 0; |
4376 | } | |
4377 | ||
4378 | ||
25f839c6 JM |
4379 | static void wpa_supplicant_rx_eapol_bridge(void *ctx, const u8 *src_addr, |
4380 | const u8 *buf, size_t len) | |
4381 | { | |
4382 | struct wpa_supplicant *wpa_s = ctx; | |
4383 | const struct l2_ethhdr *eth; | |
4384 | ||
4385 | if (len < sizeof(*eth)) | |
4386 | return; | |
4387 | eth = (const struct l2_ethhdr *) buf; | |
4388 | ||
4389 | if (os_memcmp(eth->h_dest, wpa_s->own_addr, ETH_ALEN) != 0 && | |
4390 | !(eth->h_dest[0] & 0x01)) { | |
4391 | wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR " to " MACSTR | |
4392 | " (bridge - not for this interface - ignore)", | |
4393 | MAC2STR(src_addr), MAC2STR(eth->h_dest)); | |
4394 | return; | |
4395 | } | |
4396 | ||
4397 | wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR " to " MACSTR | |
4398 | " (bridge)", MAC2STR(src_addr), MAC2STR(eth->h_dest)); | |
4399 | wpa_supplicant_rx_eapol(wpa_s, src_addr, buf + sizeof(*eth), | |
4400 | len - sizeof(*eth)); | |
4401 | } | |
4402 | ||
4403 | ||
bfba8deb JM |
4404 | /** |
4405 | * wpa_supplicant_driver_init - Initialize driver interface parameters | |
4406 | * @wpa_s: Pointer to wpa_supplicant data | |
4407 | * Returns: 0 on success, -1 on failure | |
4408 | * | |
4409 | * This function is called to initialize driver interface parameters. | |
4410 | * wpa_drv_init() must have been called before this function to initialize the | |
4411 | * driver interface. | |
4412 | */ | |
4413 | int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s) | |
4414 | { | |
4415 | static int interface_count = 0; | |
4416 | ||
4417 | if (wpa_supplicant_update_mac_addr(wpa_s) < 0) | |
4418 | return -1; | |
4419 | ||
c68f6200 AS |
4420 | wpa_dbg(wpa_s, MSG_DEBUG, "Own MAC address: " MACSTR, |
4421 | MAC2STR(wpa_s->own_addr)); | |
a313d17d | 4422 | os_memcpy(wpa_s->perm_addr, wpa_s->own_addr, ETH_ALEN); |
c68f6200 AS |
4423 | wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr); |
4424 | ||
6fc6879b | 4425 | if (wpa_s->bridge_ifname[0]) { |
f049052b BG |
4426 | wpa_dbg(wpa_s, MSG_DEBUG, "Receiving packets from bridge " |
4427 | "interface '%s'", wpa_s->bridge_ifname); | |
e6dd8196 JM |
4428 | wpa_s->l2_br = l2_packet_init_bridge( |
4429 | wpa_s->bridge_ifname, wpa_s->ifname, wpa_s->own_addr, | |
4430 | ETH_P_EAPOL, wpa_supplicant_rx_eapol_bridge, wpa_s, 1); | |
6fc6879b | 4431 | if (wpa_s->l2_br == NULL) { |
f049052b BG |
4432 | wpa_msg(wpa_s, MSG_ERROR, "Failed to open l2_packet " |
4433 | "connection for the bridge interface '%s'", | |
4434 | wpa_s->bridge_ifname); | |
6fc6879b JM |
4435 | return -1; |
4436 | } | |
4437 | } | |
4438 | ||
8406cd35 JM |
4439 | if (wpa_s->conf->ap_scan == 2 && |
4440 | os_strcmp(wpa_s->driver->name, "nl80211") == 0) { | |
4441 | wpa_printf(MSG_INFO, | |
4442 | "Note: nl80211 driver interface is not designed to be used with ap_scan=2; this can result in connection failures"); | |
4443 | } | |
4444 | ||
6fc6879b JM |
4445 | wpa_clear_keys(wpa_s, NULL); |
4446 | ||
4447 | /* Make sure that TKIP countermeasures are not left enabled (could | |
4448 | * happen if wpa_supplicant is killed during countermeasures. */ | |
4449 | wpa_drv_set_countermeasures(wpa_s, 0); | |
4450 | ||
f049052b | 4451 | wpa_dbg(wpa_s, MSG_DEBUG, "RSN: flushing PMKID list in the driver"); |
6fc6879b JM |
4452 | wpa_drv_flush_pmkid(wpa_s); |
4453 | ||
ba2a573c | 4454 | wpa_s->prev_scan_ssid = WILDCARD_SSID_SCAN; |
b3aa456b ES |
4455 | wpa_s->prev_scan_wildcard = 0; |
4456 | ||
349493bd | 4457 | if (wpa_supplicant_enabled_networks(wpa_s)) { |
a0e9d892 AS |
4458 | if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) { |
4459 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); | |
4460 | interface_count = 0; | |
4461 | } | |
ee82e33d | 4462 | #ifndef ANDROID |
3a94adbf | 4463 | if (!wpa_s->p2p_mgmt && |
5d0d72a3 BG |
4464 | wpa_supplicant_delayed_sched_scan(wpa_s, |
4465 | interface_count % 3, | |
6a90053c | 4466 | 100000)) |
5d0d72a3 | 4467 | wpa_supplicant_req_scan(wpa_s, interface_count % 3, |
a4cba8f1 | 4468 | 100000); |
ee82e33d | 4469 | #endif /* ANDROID */ |
74e259ec JM |
4470 | interface_count++; |
4471 | } else | |
4472 | wpa_supplicant_set_state(wpa_s, WPA_INACTIVE); | |
6fc6879b JM |
4473 | |
4474 | return 0; | |
4475 | } | |
4476 | ||
4477 | ||
4478 | static int wpa_supplicant_daemon(const char *pid_file) | |
4479 | { | |
4480 | wpa_printf(MSG_DEBUG, "Daemonize.."); | |
4481 | return os_daemonize(pid_file); | |
4482 | } | |
4483 | ||
4484 | ||
1772d348 JM |
4485 | static struct wpa_supplicant * |
4486 | wpa_supplicant_alloc(struct wpa_supplicant *parent) | |
6fc6879b JM |
4487 | { |
4488 | struct wpa_supplicant *wpa_s; | |
4489 | ||
4490 | wpa_s = os_zalloc(sizeof(*wpa_s)); | |
4491 | if (wpa_s == NULL) | |
4492 | return NULL; | |
4115303b | 4493 | wpa_s->scan_req = INITIAL_SCAN_REQ; |
67b9bd08 | 4494 | wpa_s->scan_interval = 5; |
c302f207 | 4495 | wpa_s->new_connection = 1; |
1772d348 | 4496 | wpa_s->parent = parent ? parent : wpa_s; |
ba307f85 | 4497 | wpa_s->p2pdev = wpa_s->parent; |
cbdf3507 | 4498 | wpa_s->sched_scanning = 0; |
6fc6879b | 4499 | |
dd599908 | 4500 | dl_list_init(&wpa_s->bss_tmp_disallowed); |
5732b770 | 4501 | dl_list_init(&wpa_s->fils_hlp_req); |
dd599908 | 4502 | |
6fc6879b JM |
4503 | return wpa_s; |
4504 | } | |
4505 | ||
4506 | ||
80e8a5ee BG |
4507 | #ifdef CONFIG_HT_OVERRIDES |
4508 | ||
4509 | static int wpa_set_htcap_mcs(struct wpa_supplicant *wpa_s, | |
4510 | struct ieee80211_ht_capabilities *htcaps, | |
4511 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4512 | const char *ht_mcs) | |
4513 | { | |
4514 | /* parse ht_mcs into hex array */ | |
4515 | int i; | |
4516 | const char *tmp = ht_mcs; | |
4517 | char *end = NULL; | |
4518 | ||
4519 | /* If ht_mcs is null, do not set anything */ | |
4520 | if (!ht_mcs) | |
4521 | return 0; | |
4522 | ||
4523 | /* This is what we are setting in the kernel */ | |
4524 | os_memset(&htcaps->supported_mcs_set, 0, IEEE80211_HT_MCS_MASK_LEN); | |
4525 | ||
4526 | wpa_msg(wpa_s, MSG_DEBUG, "set_htcap, ht_mcs -:%s:-", ht_mcs); | |
4527 | ||
4528 | for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) { | |
30eddf35 JB |
4529 | long v; |
4530 | ||
80e8a5ee | 4531 | errno = 0; |
30eddf35 JB |
4532 | v = strtol(tmp, &end, 16); |
4533 | ||
80e8a5ee BG |
4534 | if (errno == 0) { |
4535 | wpa_msg(wpa_s, MSG_DEBUG, | |
4536 | "htcap value[%i]: %ld end: %p tmp: %p", | |
4537 | i, v, end, tmp); | |
4538 | if (end == tmp) | |
4539 | break; | |
4540 | ||
4541 | htcaps->supported_mcs_set[i] = v; | |
4542 | tmp = end; | |
4543 | } else { | |
4544 | wpa_msg(wpa_s, MSG_ERROR, | |
4545 | "Failed to parse ht-mcs: %s, error: %s\n", | |
4546 | ht_mcs, strerror(errno)); | |
4547 | return -1; | |
4548 | } | |
4549 | } | |
4550 | ||
4551 | /* | |
4552 | * If we were able to parse any values, then set mask for the MCS set. | |
4553 | */ | |
4554 | if (i) { | |
4555 | os_memset(&htcaps_mask->supported_mcs_set, 0xff, | |
4556 | IEEE80211_HT_MCS_MASK_LEN - 1); | |
4557 | /* skip the 3 reserved bits */ | |
4558 | htcaps_mask->supported_mcs_set[IEEE80211_HT_MCS_MASK_LEN - 1] = | |
4559 | 0x1f; | |
4560 | } | |
4561 | ||
4562 | return 0; | |
4563 | } | |
4564 | ||
4565 | ||
4566 | static int wpa_disable_max_amsdu(struct wpa_supplicant *wpa_s, | |
4567 | struct ieee80211_ht_capabilities *htcaps, | |
4568 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4569 | int disabled) | |
4570 | { | |
5bc28571 | 4571 | le16 msk; |
80e8a5ee | 4572 | |
80e8a5ee BG |
4573 | if (disabled == -1) |
4574 | return 0; | |
4575 | ||
bbdb5014 JM |
4576 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_max_amsdu: %d", disabled); |
4577 | ||
80e8a5ee BG |
4578 | msk = host_to_le16(HT_CAP_INFO_MAX_AMSDU_SIZE); |
4579 | htcaps_mask->ht_capabilities_info |= msk; | |
4580 | if (disabled) | |
4581 | htcaps->ht_capabilities_info &= msk; | |
4582 | else | |
4583 | htcaps->ht_capabilities_info |= msk; | |
4584 | ||
4585 | return 0; | |
4586 | } | |
4587 | ||
4588 | ||
4589 | static int wpa_set_ampdu_factor(struct wpa_supplicant *wpa_s, | |
4590 | struct ieee80211_ht_capabilities *htcaps, | |
4591 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4592 | int factor) | |
4593 | { | |
80e8a5ee BG |
4594 | if (factor == -1) |
4595 | return 0; | |
4596 | ||
bbdb5014 JM |
4597 | wpa_msg(wpa_s, MSG_DEBUG, "set_ampdu_factor: %d", factor); |
4598 | ||
80e8a5ee BG |
4599 | if (factor < 0 || factor > 3) { |
4600 | wpa_msg(wpa_s, MSG_ERROR, "ampdu_factor: %d out of range. " | |
4601 | "Must be 0-3 or -1", factor); | |
4602 | return -EINVAL; | |
4603 | } | |
4604 | ||
4605 | htcaps_mask->a_mpdu_params |= 0x3; /* 2 bits for factor */ | |
4606 | htcaps->a_mpdu_params &= ~0x3; | |
4607 | htcaps->a_mpdu_params |= factor & 0x3; | |
4608 | ||
4609 | return 0; | |
4610 | } | |
4611 | ||
4612 | ||
4613 | static int wpa_set_ampdu_density(struct wpa_supplicant *wpa_s, | |
4614 | struct ieee80211_ht_capabilities *htcaps, | |
4615 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4616 | int density) | |
4617 | { | |
80e8a5ee BG |
4618 | if (density == -1) |
4619 | return 0; | |
4620 | ||
bbdb5014 JM |
4621 | wpa_msg(wpa_s, MSG_DEBUG, "set_ampdu_density: %d", density); |
4622 | ||
80e8a5ee BG |
4623 | if (density < 0 || density > 7) { |
4624 | wpa_msg(wpa_s, MSG_ERROR, | |
4625 | "ampdu_density: %d out of range. Must be 0-7 or -1.", | |
4626 | density); | |
4627 | return -EINVAL; | |
4628 | } | |
4629 | ||
4630 | htcaps_mask->a_mpdu_params |= 0x1C; | |
4631 | htcaps->a_mpdu_params &= ~(0x1C); | |
4632 | htcaps->a_mpdu_params |= (density << 2) & 0x1C; | |
4633 | ||
4634 | return 0; | |
4635 | } | |
4636 | ||
4637 | ||
4638 | static int wpa_set_disable_ht40(struct wpa_supplicant *wpa_s, | |
4639 | struct ieee80211_ht_capabilities *htcaps, | |
4640 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4641 | int disabled) | |
4642 | { | |
bbdb5014 JM |
4643 | if (disabled) |
4644 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_ht40: %d", disabled); | |
80e8a5ee | 4645 | |
9eb5757a MH |
4646 | set_disable_ht40(htcaps, disabled); |
4647 | set_disable_ht40(htcaps_mask, 0); | |
80e8a5ee BG |
4648 | |
4649 | return 0; | |
4650 | } | |
4651 | ||
4652 | ||
a90497f8 BG |
4653 | static int wpa_set_disable_sgi(struct wpa_supplicant *wpa_s, |
4654 | struct ieee80211_ht_capabilities *htcaps, | |
4655 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4656 | int disabled) | |
4657 | { | |
4658 | /* Masking these out disables SGI */ | |
5bc28571 JM |
4659 | le16 msk = host_to_le16(HT_CAP_INFO_SHORT_GI20MHZ | |
4660 | HT_CAP_INFO_SHORT_GI40MHZ); | |
a90497f8 | 4661 | |
bbdb5014 JM |
4662 | if (disabled) |
4663 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_sgi: %d", disabled); | |
a90497f8 BG |
4664 | |
4665 | if (disabled) | |
4666 | htcaps->ht_capabilities_info &= ~msk; | |
4667 | else | |
4668 | htcaps->ht_capabilities_info |= msk; | |
4669 | ||
4670 | htcaps_mask->ht_capabilities_info |= msk; | |
4671 | ||
4672 | return 0; | |
4673 | } | |
4674 | ||
4675 | ||
39a5800f PK |
4676 | static int wpa_set_disable_ldpc(struct wpa_supplicant *wpa_s, |
4677 | struct ieee80211_ht_capabilities *htcaps, | |
4678 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4679 | int disabled) | |
4680 | { | |
4681 | /* Masking these out disables LDPC */ | |
5bc28571 | 4682 | le16 msk = host_to_le16(HT_CAP_INFO_LDPC_CODING_CAP); |
39a5800f | 4683 | |
bbdb5014 JM |
4684 | if (disabled) |
4685 | wpa_msg(wpa_s, MSG_DEBUG, "set_disable_ldpc: %d", disabled); | |
39a5800f PK |
4686 | |
4687 | if (disabled) | |
4688 | htcaps->ht_capabilities_info &= ~msk; | |
4689 | else | |
4690 | htcaps->ht_capabilities_info |= msk; | |
4691 | ||
4692 | htcaps_mask->ht_capabilities_info |= msk; | |
4693 | ||
4694 | return 0; | |
4695 | } | |
4696 | ||
4697 | ||
cdeea70f SM |
4698 | static int wpa_set_tx_stbc(struct wpa_supplicant *wpa_s, |
4699 | struct ieee80211_ht_capabilities *htcaps, | |
4700 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4701 | int tx_stbc) | |
4702 | { | |
4703 | le16 msk = host_to_le16(HT_CAP_INFO_TX_STBC); | |
4704 | ||
cdeea70f SM |
4705 | if (tx_stbc == -1) |
4706 | return 0; | |
4707 | ||
bbdb5014 JM |
4708 | wpa_msg(wpa_s, MSG_DEBUG, "set_tx_stbc: %d", tx_stbc); |
4709 | ||
cdeea70f SM |
4710 | if (tx_stbc < 0 || tx_stbc > 1) { |
4711 | wpa_msg(wpa_s, MSG_ERROR, | |
4712 | "tx_stbc: %d out of range. Must be 0-1 or -1", tx_stbc); | |
4713 | return -EINVAL; | |
4714 | } | |
4715 | ||
4716 | htcaps_mask->ht_capabilities_info |= msk; | |
4717 | htcaps->ht_capabilities_info &= ~msk; | |
4718 | htcaps->ht_capabilities_info |= (tx_stbc << 7) & msk; | |
4719 | ||
4720 | return 0; | |
4721 | } | |
4722 | ||
4723 | ||
4724 | static int wpa_set_rx_stbc(struct wpa_supplicant *wpa_s, | |
4725 | struct ieee80211_ht_capabilities *htcaps, | |
4726 | struct ieee80211_ht_capabilities *htcaps_mask, | |
4727 | int rx_stbc) | |
4728 | { | |
4729 | le16 msk = host_to_le16(HT_CAP_INFO_RX_STBC_MASK); | |
4730 | ||
cdeea70f SM |
4731 | if (rx_stbc == -1) |
4732 | return 0; | |
4733 | ||
bbdb5014 JM |
4734 | wpa_msg(wpa_s, MSG_DEBUG, "set_rx_stbc: %d", rx_stbc); |
4735 | ||
cdeea70f SM |
4736 | if (rx_stbc < 0 || rx_stbc > 3) { |
4737 | wpa_msg(wpa_s, MSG_ERROR, | |
4738 | "rx_stbc: %d out of range. Must be 0-3 or -1", rx_stbc); | |
4739 | return -EINVAL; | |
4740 | } | |
4741 | ||
4742 | htcaps_mask->ht_capabilities_info |= msk; | |
4743 | htcaps->ht_capabilities_info &= ~msk; | |
4744 | htcaps->ht_capabilities_info |= (rx_stbc << 8) & msk; | |
4745 | ||
4746 | return 0; | |
4747 | } | |
4748 | ||
4749 | ||
80e8a5ee BG |
4750 | void wpa_supplicant_apply_ht_overrides( |
4751 | struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, | |
4752 | struct wpa_driver_associate_params *params) | |
4753 | { | |
4754 | struct ieee80211_ht_capabilities *htcaps; | |
4755 | struct ieee80211_ht_capabilities *htcaps_mask; | |
4756 | ||
4757 | if (!ssid) | |
4758 | return; | |
4759 | ||
4760 | params->disable_ht = ssid->disable_ht; | |
4761 | if (!params->htcaps || !params->htcaps_mask) | |
4762 | return; | |
4763 | ||
4764 | htcaps = (struct ieee80211_ht_capabilities *) params->htcaps; | |
4765 | htcaps_mask = (struct ieee80211_ht_capabilities *) params->htcaps_mask; | |
4766 | wpa_set_htcap_mcs(wpa_s, htcaps, htcaps_mask, ssid->ht_mcs); | |
4767 | wpa_disable_max_amsdu(wpa_s, htcaps, htcaps_mask, | |
4768 | ssid->disable_max_amsdu); | |
4769 | wpa_set_ampdu_factor(wpa_s, htcaps, htcaps_mask, ssid->ampdu_factor); | |
4770 | wpa_set_ampdu_density(wpa_s, htcaps, htcaps_mask, ssid->ampdu_density); | |
4771 | wpa_set_disable_ht40(wpa_s, htcaps, htcaps_mask, ssid->disable_ht40); | |
a90497f8 | 4772 | wpa_set_disable_sgi(wpa_s, htcaps, htcaps_mask, ssid->disable_sgi); |
39a5800f | 4773 | wpa_set_disable_ldpc(wpa_s, htcaps, htcaps_mask, ssid->disable_ldpc); |
cdeea70f SM |
4774 | wpa_set_rx_stbc(wpa_s, htcaps, htcaps_mask, ssid->rx_stbc); |
4775 | wpa_set_tx_stbc(wpa_s, htcaps, htcaps_mask, ssid->tx_stbc); | |
d41cc8cc JM |
4776 | |
4777 | if (ssid->ht40_intolerant) { | |
5bc28571 | 4778 | le16 bit = host_to_le16(HT_CAP_INFO_40MHZ_INTOLERANT); |
d41cc8cc JM |
4779 | htcaps->ht_capabilities_info |= bit; |
4780 | htcaps_mask->ht_capabilities_info |= bit; | |
4781 | } | |
80e8a5ee BG |
4782 | } |
4783 | ||
4784 | #endif /* CONFIG_HT_OVERRIDES */ | |
4785 | ||
4786 | ||
e9ee8dc3 JB |
4787 | #ifdef CONFIG_VHT_OVERRIDES |
4788 | void wpa_supplicant_apply_vht_overrides( | |
4789 | struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, | |
4790 | struct wpa_driver_associate_params *params) | |
4791 | { | |
4792 | struct ieee80211_vht_capabilities *vhtcaps; | |
4793 | struct ieee80211_vht_capabilities *vhtcaps_mask; | |
4794 | ||
4795 | if (!ssid) | |
4796 | return; | |
4797 | ||
4798 | params->disable_vht = ssid->disable_vht; | |
4799 | ||
4800 | vhtcaps = (void *) params->vhtcaps; | |
4801 | vhtcaps_mask = (void *) params->vhtcaps_mask; | |
4802 | ||
4803 | if (!vhtcaps || !vhtcaps_mask) | |
4804 | return; | |
4805 | ||
4d8d710f JM |
4806 | vhtcaps->vht_capabilities_info = host_to_le32(ssid->vht_capa); |
4807 | vhtcaps_mask->vht_capabilities_info = host_to_le32(ssid->vht_capa_mask); | |
e9ee8dc3 | 4808 | |
4f560cde | 4809 | #ifdef CONFIG_HT_OVERRIDES |
fd83a808 BG |
4810 | if (ssid->disable_sgi) { |
4811 | vhtcaps_mask->vht_capabilities_info |= (VHT_CAP_SHORT_GI_80 | | |
4812 | VHT_CAP_SHORT_GI_160); | |
4813 | vhtcaps->vht_capabilities_info &= ~(VHT_CAP_SHORT_GI_80 | | |
4814 | VHT_CAP_SHORT_GI_160); | |
4815 | wpa_msg(wpa_s, MSG_DEBUG, | |
4816 | "disable-sgi override specified, vht-caps: 0x%x", | |
4817 | vhtcaps->vht_capabilities_info); | |
4818 | } | |
4819 | ||
4f560cde | 4820 | /* if max ampdu is <= 3, we have to make the HT cap the same */ |
b0f33467 JM |
4821 | if (ssid->vht_capa_mask & VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX) { |
4822 | int max_ampdu; | |
4823 | ||
4824 | max_ampdu = (ssid->vht_capa & | |
4825 | VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX) >> | |
4826 | VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX_SHIFT; | |
4f560cde EP |
4827 | |
4828 | max_ampdu = max_ampdu < 3 ? max_ampdu : 3; | |
4829 | wpa_set_ampdu_factor(wpa_s, | |
4830 | (void *) params->htcaps, | |
4831 | (void *) params->htcaps_mask, | |
4832 | max_ampdu); | |
4833 | } | |
4834 | #endif /* CONFIG_HT_OVERRIDES */ | |
4835 | ||
e9ee8dc3 JB |
4836 | #define OVERRIDE_MCS(i) \ |
4837 | if (ssid->vht_tx_mcs_nss_ ##i >= 0) { \ | |
4838 | vhtcaps_mask->vht_supported_mcs_set.tx_map |= \ | |
4d8d710f | 4839 | host_to_le16(3 << 2 * (i - 1)); \ |
e9ee8dc3 | 4840 | vhtcaps->vht_supported_mcs_set.tx_map |= \ |
4d8d710f JM |
4841 | host_to_le16(ssid->vht_tx_mcs_nss_ ##i << \ |
4842 | 2 * (i - 1)); \ | |
e9ee8dc3 JB |
4843 | } \ |
4844 | if (ssid->vht_rx_mcs_nss_ ##i >= 0) { \ | |
4845 | vhtcaps_mask->vht_supported_mcs_set.rx_map |= \ | |
4d8d710f | 4846 | host_to_le16(3 << 2 * (i - 1)); \ |
e9ee8dc3 | 4847 | vhtcaps->vht_supported_mcs_set.rx_map |= \ |
4d8d710f JM |
4848 | host_to_le16(ssid->vht_rx_mcs_nss_ ##i << \ |
4849 | 2 * (i - 1)); \ | |
e9ee8dc3 JB |
4850 | } |
4851 | ||
4852 | OVERRIDE_MCS(1); | |
4853 | OVERRIDE_MCS(2); | |
4854 | OVERRIDE_MCS(3); | |
4855 | OVERRIDE_MCS(4); | |
4856 | OVERRIDE_MCS(5); | |
4857 | OVERRIDE_MCS(6); | |
4858 | OVERRIDE_MCS(7); | |
4859 | OVERRIDE_MCS(8); | |
4860 | } | |
4861 | #endif /* CONFIG_VHT_OVERRIDES */ | |
4862 | ||
4863 | ||
f64adcd7 JM |
4864 | static int pcsc_reader_init(struct wpa_supplicant *wpa_s) |
4865 | { | |
4866 | #ifdef PCSC_FUNCS | |
4867 | size_t len; | |
4868 | ||
4869 | if (!wpa_s->conf->pcsc_reader) | |
4870 | return 0; | |
4871 | ||
22cf7d73 | 4872 | wpa_s->scard = scard_init(wpa_s->conf->pcsc_reader); |
f64adcd7 JM |
4873 | if (!wpa_s->scard) |
4874 | return 1; | |
4875 | ||
4876 | if (wpa_s->conf->pcsc_pin && | |
4877 | scard_set_pin(wpa_s->scard, wpa_s->conf->pcsc_pin) < 0) { | |
4878 | scard_deinit(wpa_s->scard); | |
4879 | wpa_s->scard = NULL; | |
4880 | wpa_msg(wpa_s, MSG_ERROR, "PC/SC PIN validation failed"); | |
4881 | return -1; | |
4882 | } | |
4883 | ||
4884 | len = sizeof(wpa_s->imsi) - 1; | |
4885 | if (scard_get_imsi(wpa_s->scard, wpa_s->imsi, &len)) { | |
4886 | scard_deinit(wpa_s->scard); | |
4887 | wpa_s->scard = NULL; | |
4888 | wpa_msg(wpa_s, MSG_ERROR, "Could not read IMSI"); | |
4889 | return -1; | |
4890 | } | |
4891 | wpa_s->imsi[len] = '\0'; | |
4892 | ||
4893 | wpa_s->mnc_len = scard_get_mnc_len(wpa_s->scard); | |
4894 | ||
4895 | wpa_printf(MSG_DEBUG, "SCARD: IMSI %s (MNC length %d)", | |
4896 | wpa_s->imsi, wpa_s->mnc_len); | |
4897 | ||
4898 | wpa_sm_set_scard_ctx(wpa_s->wpa, wpa_s->scard); | |
4899 | eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard); | |
4900 | #endif /* PCSC_FUNCS */ | |
4901 | ||
4902 | return 0; | |
4903 | } | |
4904 | ||
4905 | ||
306ae225 JM |
4906 | int wpas_init_ext_pw(struct wpa_supplicant *wpa_s) |
4907 | { | |
4908 | char *val, *pos; | |
4909 | ||
4910 | ext_password_deinit(wpa_s->ext_pw); | |
4911 | wpa_s->ext_pw = NULL; | |
4912 | eapol_sm_set_ext_pw_ctx(wpa_s->eapol, NULL); | |
4913 | ||
4914 | if (!wpa_s->conf->ext_password_backend) | |
4915 | return 0; | |
4916 | ||
4917 | val = os_strdup(wpa_s->conf->ext_password_backend); | |
4918 | if (val == NULL) | |
4919 | return -1; | |
4920 | pos = os_strchr(val, ':'); | |
4921 | if (pos) | |
4922 | *pos++ = '\0'; | |
4923 | ||
4924 | wpa_printf(MSG_DEBUG, "EXT PW: Initialize backend '%s'", val); | |
4925 | ||
4926 | wpa_s->ext_pw = ext_password_init(val, pos); | |
4927 | os_free(val); | |
4928 | if (wpa_s->ext_pw == NULL) { | |
4929 | wpa_printf(MSG_DEBUG, "EXT PW: Failed to initialize backend"); | |
4930 | return -1; | |
4931 | } | |
4932 | eapol_sm_set_ext_pw_ctx(wpa_s->eapol, wpa_s->ext_pw); | |
4933 | ||
4934 | return 0; | |
4935 | } | |
4936 | ||
4937 | ||
b36a3a65 AN |
4938 | #ifdef CONFIG_FST |
4939 | ||
4940 | static const u8 * wpas_fst_get_bssid_cb(void *ctx) | |
4941 | { | |
4942 | struct wpa_supplicant *wpa_s = ctx; | |
4943 | ||
4944 | return (is_zero_ether_addr(wpa_s->bssid) || | |
4945 | wpa_s->wpa_state != WPA_COMPLETED) ? NULL : wpa_s->bssid; | |
4946 | } | |
4947 | ||
4948 | ||
4949 | static void wpas_fst_get_channel_info_cb(void *ctx, | |
4950 | enum hostapd_hw_mode *hw_mode, | |
4951 | u8 *channel) | |
4952 | { | |
4953 | struct wpa_supplicant *wpa_s = ctx; | |
4954 | ||
4955 | if (wpa_s->current_bss) { | |
4956 | *hw_mode = ieee80211_freq_to_chan(wpa_s->current_bss->freq, | |
4957 | channel); | |
4958 | } else if (wpa_s->hw.num_modes) { | |
4959 | *hw_mode = wpa_s->hw.modes[0].mode; | |
4960 | } else { | |
4961 | WPA_ASSERT(0); | |
4962 | *hw_mode = 0; | |
4963 | } | |
4964 | } | |
4965 | ||
4966 | ||
4967 | static int wpas_fst_get_hw_modes(void *ctx, struct hostapd_hw_modes **modes) | |
4968 | { | |
4969 | struct wpa_supplicant *wpa_s = ctx; | |
4970 | ||
4971 | *modes = wpa_s->hw.modes; | |
4972 | return wpa_s->hw.num_modes; | |
4973 | } | |
4974 | ||
4975 | ||
84bcb4e7 | 4976 | static void wpas_fst_set_ies_cb(void *ctx, const struct wpabuf *fst_ies) |
b36a3a65 AN |
4977 | { |
4978 | struct wpa_supplicant *wpa_s = ctx; | |
4979 | ||
b7a07937 | 4980 | wpa_hexdump_buf(MSG_DEBUG, "FST: Set IEs", fst_ies); |
b36a3a65 AN |
4981 | wpa_s->fst_ies = fst_ies; |
4982 | } | |
4983 | ||
4984 | ||
4985 | static int wpas_fst_send_action_cb(void *ctx, const u8 *da, struct wpabuf *data) | |
4986 | { | |
4987 | struct wpa_supplicant *wpa_s = ctx; | |
4988 | ||
0da35523 JM |
4989 | if (os_memcmp(wpa_s->bssid, da, ETH_ALEN) != 0) { |
4990 | wpa_printf(MSG_INFO, "FST:%s:bssid=" MACSTR " != da=" MACSTR, | |
4991 | __func__, MAC2STR(wpa_s->bssid), MAC2STR(da)); | |
4992 | return -1; | |
4993 | } | |
b36a3a65 | 4994 | return wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, wpa_s->bssid, |
0da35523 JM |
4995 | wpa_s->own_addr, wpa_s->bssid, |
4996 | wpabuf_head(data), wpabuf_len(data), | |
b36a3a65 AN |
4997 | 0); |
4998 | } | |
4999 | ||
5000 | ||
a0f04da5 | 5001 | static const struct wpabuf * wpas_fst_get_mb_ie_cb(void *ctx, const u8 *addr) |
b36a3a65 AN |
5002 | { |
5003 | struct wpa_supplicant *wpa_s = ctx; | |
5004 | ||
5005 | WPA_ASSERT(os_memcmp(wpa_s->bssid, addr, ETH_ALEN) == 0); | |
5006 | return wpa_s->received_mb_ies; | |
5007 | } | |
5008 | ||
5009 | ||
5010 | static void wpas_fst_update_mb_ie_cb(void *ctx, const u8 *addr, | |
5011 | const u8 *buf, size_t size) | |
5012 | { | |
5013 | struct wpa_supplicant *wpa_s = ctx; | |
5014 | struct mb_ies_info info; | |
5015 | ||
5016 | WPA_ASSERT(os_memcmp(wpa_s->bssid, addr, ETH_ALEN) == 0); | |
5017 | ||
5018 | if (!mb_ies_info_by_ies(&info, buf, size)) { | |
5019 | wpabuf_free(wpa_s->received_mb_ies); | |
5020 | wpa_s->received_mb_ies = mb_ies_by_info(&info); | |
5021 | } | |
5022 | } | |
5023 | ||
5024 | ||
39cdd3a0 JM |
5025 | static const u8 * wpas_fst_get_peer_first(void *ctx, |
5026 | struct fst_get_peer_ctx **get_ctx, | |
5027 | Boolean mb_only) | |
b36a3a65 AN |
5028 | { |
5029 | struct wpa_supplicant *wpa_s = ctx; | |
5030 | ||
5031 | *get_ctx = NULL; | |
5032 | if (!is_zero_ether_addr(wpa_s->bssid)) | |
5033 | return (wpa_s->received_mb_ies || !mb_only) ? | |
5034 | wpa_s->bssid : NULL; | |
5035 | return NULL; | |
5036 | } | |
5037 | ||
5038 | ||
39cdd3a0 JM |
5039 | static const u8 * wpas_fst_get_peer_next(void *ctx, |
5040 | struct fst_get_peer_ctx **get_ctx, | |
5041 | Boolean mb_only) | |
b36a3a65 AN |
5042 | { |
5043 | return NULL; | |
5044 | } | |
5045 | ||
5046 | void fst_wpa_supplicant_fill_iface_obj(struct wpa_supplicant *wpa_s, | |
5047 | struct fst_wpa_obj *iface_obj) | |
5048 | { | |
5049 | iface_obj->ctx = wpa_s; | |
5050 | iface_obj->get_bssid = wpas_fst_get_bssid_cb; | |
5051 | iface_obj->get_channel_info = wpas_fst_get_channel_info_cb; | |
5052 | iface_obj->get_hw_modes = wpas_fst_get_hw_modes; | |
5053 | iface_obj->set_ies = wpas_fst_set_ies_cb; | |
5054 | iface_obj->send_action = wpas_fst_send_action_cb; | |
5055 | iface_obj->get_mb_ie = wpas_fst_get_mb_ie_cb; | |
5056 | iface_obj->update_mb_ie = wpas_fst_update_mb_ie_cb; | |
5057 | iface_obj->get_peer_first = wpas_fst_get_peer_first; | |
5058 | iface_obj->get_peer_next = wpas_fst_get_peer_next; | |
5059 | } | |
5060 | #endif /* CONFIG_FST */ | |
5061 | ||
a520bf4a | 5062 | static int wpas_set_wowlan_triggers(struct wpa_supplicant *wpa_s, |
6cbdb0c5 | 5063 | const struct wpa_driver_capa *capa) |
e4fa8b12 | 5064 | { |
88cb27c7 DS |
5065 | struct wowlan_triggers *triggers; |
5066 | int ret = 0; | |
e4fa8b12 EP |
5067 | |
5068 | if (!wpa_s->conf->wowlan_triggers) | |
5069 | return 0; | |
5070 | ||
88cb27c7 DS |
5071 | triggers = wpa_get_wowlan_triggers(wpa_s->conf->wowlan_triggers, capa); |
5072 | if (triggers) { | |
5073 | ret = wpa_drv_wowlan(wpa_s, triggers); | |
5074 | os_free(triggers); | |
e4fa8b12 | 5075 | } |
e4fa8b12 EP |
5076 | return ret; |
5077 | } | |
5078 | ||
5079 | ||
2b6e9f91 | 5080 | enum wpa_radio_work_band wpas_freq_to_band(int freq) |
e903d32d KV |
5081 | { |
5082 | if (freq < 3000) | |
5083 | return BAND_2_4_GHZ; | |
5084 | if (freq > 50000) | |
5085 | return BAND_60_GHZ; | |
5086 | return BAND_5_GHZ; | |
5087 | } | |
5088 | ||
5089 | ||
2b6e9f91 | 5090 | unsigned int wpas_get_bands(struct wpa_supplicant *wpa_s, const int *freqs) |
e903d32d KV |
5091 | { |
5092 | int i; | |
5093 | unsigned int band = 0; | |
5094 | ||
5095 | if (freqs) { | |
5096 | /* freqs are specified for the radio work */ | |
5097 | for (i = 0; freqs[i]; i++) | |
5098 | band |= wpas_freq_to_band(freqs[i]); | |
5099 | } else { | |
5100 | /* | |
5101 | * freqs are not specified, implies all | |
5102 | * the supported freqs by HW | |
5103 | */ | |
5104 | for (i = 0; i < wpa_s->hw.num_modes; i++) { | |
5105 | if (wpa_s->hw.modes[i].num_channels != 0) { | |
5106 | if (wpa_s->hw.modes[i].mode == | |
5107 | HOSTAPD_MODE_IEEE80211B || | |
5108 | wpa_s->hw.modes[i].mode == | |
5109 | HOSTAPD_MODE_IEEE80211G) | |
5110 | band |= BAND_2_4_GHZ; | |
5111 | else if (wpa_s->hw.modes[i].mode == | |
5112 | HOSTAPD_MODE_IEEE80211A) | |
5113 | band |= BAND_5_GHZ; | |
5114 | else if (wpa_s->hw.modes[i].mode == | |
5115 | HOSTAPD_MODE_IEEE80211AD) | |
5116 | band |= BAND_60_GHZ; | |
5117 | else if (wpa_s->hw.modes[i].mode == | |
5118 | HOSTAPD_MODE_IEEE80211ANY) | |
5119 | band = BAND_2_4_GHZ | BAND_5_GHZ | | |
5120 | BAND_60_GHZ; | |
5121 | } | |
5122 | } | |
5123 | } | |
5124 | ||
5125 | return band; | |
5126 | } | |
5127 | ||
5128 | ||
202dec2a JM |
5129 | static struct wpa_radio * radio_add_interface(struct wpa_supplicant *wpa_s, |
5130 | const char *rn) | |
5131 | { | |
5132 | struct wpa_supplicant *iface = wpa_s->global->ifaces; | |
5133 | struct wpa_radio *radio; | |
5134 | ||
5135 | while (rn && iface) { | |
5136 | radio = iface->radio; | |
5137 | if (radio && os_strcmp(rn, radio->name) == 0) { | |
5138 | wpa_printf(MSG_DEBUG, "Add interface %s to existing radio %s", | |
5139 | wpa_s->ifname, rn); | |
5140 | dl_list_add(&radio->ifaces, &wpa_s->radio_list); | |
5141 | return radio; | |
5142 | } | |
b154a24e TB |
5143 | |
5144 | iface = iface->next; | |
202dec2a JM |
5145 | } |
5146 | ||
5147 | wpa_printf(MSG_DEBUG, "Add interface %s to a new radio %s", | |
5148 | wpa_s->ifname, rn ? rn : "N/A"); | |
5149 | radio = os_zalloc(sizeof(*radio)); | |
5150 | if (radio == NULL) | |
5151 | return NULL; | |
5152 | ||
5153 | if (rn) | |
5154 | os_strlcpy(radio->name, rn, sizeof(radio->name)); | |
5155 | dl_list_init(&radio->ifaces); | |
b1ae396f | 5156 | dl_list_init(&radio->work); |
202dec2a JM |
5157 | dl_list_add(&radio->ifaces, &wpa_s->radio_list); |
5158 | ||
5159 | return radio; | |
5160 | } | |
5161 | ||
5162 | ||
b1ae396f JM |
5163 | static void radio_work_free(struct wpa_radio_work *work) |
5164 | { | |
d12a51b5 JM |
5165 | if (work->wpa_s->scan_work == work) { |
5166 | /* This should not really happen. */ | |
5167 | wpa_dbg(work->wpa_s, MSG_INFO, "Freeing radio work '%s'@%p (started=%d) that is marked as scan_work", | |
5168 | work->type, work, work->started); | |
5169 | work->wpa_s->scan_work = NULL; | |
5170 | } | |
5171 | ||
1b5d4714 JM |
5172 | #ifdef CONFIG_P2P |
5173 | if (work->wpa_s->p2p_scan_work == work) { | |
5174 | /* This should not really happen. */ | |
5175 | wpa_dbg(work->wpa_s, MSG_INFO, "Freeing radio work '%s'@%p (started=%d) that is marked as p2p_scan_work", | |
5176 | work->type, work, work->started); | |
5177 | work->wpa_s->p2p_scan_work = NULL; | |
5178 | } | |
5179 | #endif /* CONFIG_P2P */ | |
5180 | ||
e903d32d KV |
5181 | if (work->started) { |
5182 | work->wpa_s->radio->num_active_works--; | |
5183 | wpa_dbg(work->wpa_s, MSG_DEBUG, | |
7ed5337d | 5184 | "radio_work_free('%s'@%p): num_active_works --> %u", |
e903d32d KV |
5185 | work->type, work, |
5186 | work->wpa_s->radio->num_active_works); | |
5187 | } | |
5188 | ||
b1ae396f JM |
5189 | dl_list_del(&work->list); |
5190 | os_free(work); | |
5191 | } | |
5192 | ||
5193 | ||
4c6f450c JM |
5194 | static int radio_work_is_connect(struct wpa_radio_work *work) |
5195 | { | |
5196 | return os_strcmp(work->type, "sme-connect") == 0 || | |
5197 | os_strcmp(work->type, "connect") == 0; | |
5198 | } | |
5199 | ||
5200 | ||
85b6b6b6 SD |
5201 | static int radio_work_is_scan(struct wpa_radio_work *work) |
5202 | { | |
5203 | return os_strcmp(work->type, "scan") == 0 || | |
5204 | os_strcmp(work->type, "p2p-scan") == 0; | |
5205 | } | |
5206 | ||
5207 | ||
e903d32d KV |
5208 | static struct wpa_radio_work * radio_work_get_next_work(struct wpa_radio *radio) |
5209 | { | |
5210 | struct wpa_radio_work *active_work = NULL; | |
5211 | struct wpa_radio_work *tmp; | |
5212 | ||
5213 | /* Get the active work to know the type and band. */ | |
5214 | dl_list_for_each(tmp, &radio->work, struct wpa_radio_work, list) { | |
5215 | if (tmp->started) { | |
5216 | active_work = tmp; | |
5217 | break; | |
5218 | } | |
5219 | } | |
5220 | ||
5221 | if (!active_work) { | |
5222 | /* No active work, start one */ | |
5223 | radio->num_active_works = 0; | |
5224 | dl_list_for_each(tmp, &radio->work, struct wpa_radio_work, | |
5225 | list) { | |
5226 | if (os_strcmp(tmp->type, "scan") == 0 && | |
5227 | radio->external_scan_running && | |
5228 | (((struct wpa_driver_scan_params *) | |
5229 | tmp->ctx)->only_new_results || | |
5230 | tmp->wpa_s->clear_driver_scan_cache)) | |
5231 | continue; | |
5232 | return tmp; | |
5233 | } | |
5234 | return NULL; | |
5235 | } | |
5236 | ||
4c6f450c | 5237 | if (radio_work_is_connect(active_work)) { |
e903d32d KV |
5238 | /* |
5239 | * If the active work is either connect or sme-connect, | |
5240 | * do not parallelize them with other radio works. | |
5241 | */ | |
5242 | wpa_dbg(active_work->wpa_s, MSG_DEBUG, | |
5243 | "Do not parallelize radio work with %s", | |
5244 | active_work->type); | |
5245 | return NULL; | |
5246 | } | |
5247 | ||
5248 | dl_list_for_each(tmp, &radio->work, struct wpa_radio_work, list) { | |
5249 | if (tmp->started) | |
5250 | continue; | |
5251 | ||
5252 | /* | |
5253 | * If connect or sme-connect are enqueued, parallelize only | |
5254 | * those operations ahead of them in the queue. | |
5255 | */ | |
4c6f450c | 5256 | if (radio_work_is_connect(tmp)) |
e903d32d KV |
5257 | break; |
5258 | ||
85b6b6b6 SD |
5259 | /* Serialize parallel scan and p2p_scan operations on the same |
5260 | * interface since the driver_nl80211 mechanism for tracking | |
5261 | * scan cookies does not yet have support for this. */ | |
5262 | if (active_work->wpa_s == tmp->wpa_s && | |
5263 | radio_work_is_scan(active_work) && | |
5264 | radio_work_is_scan(tmp)) { | |
5265 | wpa_dbg(active_work->wpa_s, MSG_DEBUG, | |
5266 | "Do not start work '%s' when another work '%s' is already scheduled", | |
5267 | tmp->type, active_work->type); | |
5268 | continue; | |
5269 | } | |
e903d32d KV |
5270 | /* |
5271 | * Check that the radio works are distinct and | |
5272 | * on different bands. | |
5273 | */ | |
5274 | if (os_strcmp(active_work->type, tmp->type) != 0 && | |
5275 | (active_work->bands != tmp->bands)) { | |
5276 | /* | |
5277 | * If a scan has to be scheduled through nl80211 scan | |
5278 | * interface and if an external scan is already running, | |
5279 | * do not schedule the scan since it is likely to get | |
5280 | * rejected by kernel. | |
5281 | */ | |
5282 | if (os_strcmp(tmp->type, "scan") == 0 && | |
5283 | radio->external_scan_running && | |
5284 | (((struct wpa_driver_scan_params *) | |
5285 | tmp->ctx)->only_new_results || | |
5286 | tmp->wpa_s->clear_driver_scan_cache)) | |
5287 | continue; | |
5288 | ||
5289 | wpa_dbg(active_work->wpa_s, MSG_DEBUG, | |
5290 | "active_work:%s new_work:%s", | |
5291 | active_work->type, tmp->type); | |
5292 | return tmp; | |
5293 | } | |
5294 | } | |
5295 | ||
5296 | /* Did not find a radio work to schedule in parallel. */ | |
5297 | return NULL; | |
5298 | } | |
5299 | ||
5300 | ||
b1ae396f JM |
5301 | static void radio_start_next_work(void *eloop_ctx, void *timeout_ctx) |
5302 | { | |
5303 | struct wpa_radio *radio = eloop_ctx; | |
5304 | struct wpa_radio_work *work; | |
5305 | struct os_reltime now, diff; | |
6428d0a7 | 5306 | struct wpa_supplicant *wpa_s; |
b1ae396f JM |
5307 | |
5308 | work = dl_list_first(&radio->work, struct wpa_radio_work, list); | |
e903d32d KV |
5309 | if (work == NULL) { |
5310 | radio->num_active_works = 0; | |
b1ae396f | 5311 | return; |
e903d32d | 5312 | } |
b1ae396f | 5313 | |
6428d0a7 JM |
5314 | wpa_s = dl_list_first(&radio->ifaces, struct wpa_supplicant, |
5315 | radio_list); | |
e903d32d KV |
5316 | |
5317 | if (!(wpa_s && | |
5318 | wpa_s->drv_flags & WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS)) { | |
5319 | if (work->started) | |
5320 | return; /* already started and still in progress */ | |
5321 | ||
5322 | if (wpa_s && wpa_s->radio->external_scan_running) { | |
5323 | wpa_printf(MSG_DEBUG, "Delay radio work start until externally triggered scan completes"); | |
5324 | return; | |
5325 | } | |
5326 | } else { | |
5327 | work = NULL; | |
5328 | if (radio->num_active_works < MAX_ACTIVE_WORKS) { | |
5329 | /* get the work to schedule next */ | |
5330 | work = radio_work_get_next_work(radio); | |
5331 | } | |
5332 | if (!work) | |
5333 | return; | |
6428d0a7 JM |
5334 | } |
5335 | ||
e903d32d | 5336 | wpa_s = work->wpa_s; |
b1ae396f JM |
5337 | os_get_reltime(&now); |
5338 | os_reltime_sub(&now, &work->time, &diff); | |
e903d32d KV |
5339 | wpa_dbg(wpa_s, MSG_DEBUG, |
5340 | "Starting radio work '%s'@%p after %ld.%06ld second wait", | |
b1ae396f JM |
5341 | work->type, work, diff.sec, diff.usec); |
5342 | work->started = 1; | |
5343 | work->time = now; | |
e903d32d KV |
5344 | radio->num_active_works++; |
5345 | ||
b1ae396f | 5346 | work->cb(work, 0); |
e903d32d KV |
5347 | |
5348 | if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS) && | |
5349 | radio->num_active_works < MAX_ACTIVE_WORKS) | |
5350 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5351 | } |
5352 | ||
5353 | ||
b3253ebb AO |
5354 | /* |
5355 | * This function removes both started and pending radio works running on | |
5356 | * the provided interface's radio. | |
5357 | * Prior to the removal of the radio work, its callback (cb) is called with | |
5358 | * deinit set to be 1. Each work's callback is responsible for clearing its | |
5359 | * internal data and restoring to a correct state. | |
5360 | * @wpa_s: wpa_supplicant data | |
5361 | * @type: type of works to be removed | |
5362 | * @remove_all: 1 to remove all the works on this radio, 0 to remove only | |
5363 | * this interface's works. | |
5364 | */ | |
5365 | void radio_remove_works(struct wpa_supplicant *wpa_s, | |
5366 | const char *type, int remove_all) | |
b1ae396f JM |
5367 | { |
5368 | struct wpa_radio_work *work, *tmp; | |
5369 | struct wpa_radio *radio = wpa_s->radio; | |
5370 | ||
5371 | dl_list_for_each_safe(work, tmp, &radio->work, struct wpa_radio_work, | |
5372 | list) { | |
b3253ebb | 5373 | if (type && os_strcmp(type, work->type) != 0) |
b1ae396f | 5374 | continue; |
b3253ebb AO |
5375 | |
5376 | /* skip other ifaces' works */ | |
5377 | if (!remove_all && work->wpa_s != wpa_s) | |
b1ae396f | 5378 | continue; |
b3253ebb AO |
5379 | |
5380 | wpa_dbg(wpa_s, MSG_DEBUG, "Remove radio work '%s'@%p%s", | |
5381 | work->type, work, work->started ? " (started)" : ""); | |
b1ae396f JM |
5382 | work->cb(work, 1); |
5383 | radio_work_free(work); | |
5384 | } | |
b3253ebb AO |
5385 | |
5386 | /* in case we removed the started work */ | |
5387 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5388 | } |
5389 | ||
5390 | ||
6a252ece JM |
5391 | void radio_remove_pending_work(struct wpa_supplicant *wpa_s, void *ctx) |
5392 | { | |
5393 | struct wpa_radio_work *work; | |
5394 | struct wpa_radio *radio = wpa_s->radio; | |
5395 | ||
5396 | dl_list_for_each(work, &radio->work, struct wpa_radio_work, list) { | |
5397 | if (work->ctx != ctx) | |
5398 | continue; | |
5399 | wpa_dbg(wpa_s, MSG_DEBUG, "Free pending radio work '%s'@%p%s", | |
5400 | work->type, work, work->started ? " (started)" : ""); | |
5401 | radio_work_free(work); | |
5402 | break; | |
5403 | } | |
5404 | } | |
5405 | ||
5406 | ||
202dec2a JM |
5407 | static void radio_remove_interface(struct wpa_supplicant *wpa_s) |
5408 | { | |
5409 | struct wpa_radio *radio = wpa_s->radio; | |
5410 | ||
5411 | if (!radio) | |
5412 | return; | |
5413 | ||
5414 | wpa_printf(MSG_DEBUG, "Remove interface %s from radio %s", | |
5415 | wpa_s->ifname, radio->name); | |
5416 | dl_list_del(&wpa_s->radio_list); | |
c46235aa AO |
5417 | radio_remove_works(wpa_s, NULL, 0); |
5418 | wpa_s->radio = NULL; | |
5419 | if (!dl_list_empty(&radio->ifaces)) | |
202dec2a JM |
5420 | return; /* Interfaces remain for this radio */ |
5421 | ||
5422 | wpa_printf(MSG_DEBUG, "Remove radio %s", radio->name); | |
b1ae396f | 5423 | eloop_cancel_timeout(radio_start_next_work, radio, NULL); |
202dec2a JM |
5424 | os_free(radio); |
5425 | } | |
5426 | ||
5427 | ||
6428d0a7 | 5428 | void radio_work_check_next(struct wpa_supplicant *wpa_s) |
b1ae396f JM |
5429 | { |
5430 | struct wpa_radio *radio = wpa_s->radio; | |
5431 | ||
5432 | if (dl_list_empty(&radio->work)) | |
5433 | return; | |
e3745228 JM |
5434 | if (wpa_s->ext_work_in_progress) { |
5435 | wpa_printf(MSG_DEBUG, | |
5436 | "External radio work in progress - delay start of pending item"); | |
5437 | return; | |
5438 | } | |
b1ae396f JM |
5439 | eloop_cancel_timeout(radio_start_next_work, radio, NULL); |
5440 | eloop_register_timeout(0, 0, radio_start_next_work, radio, NULL); | |
5441 | } | |
5442 | ||
5443 | ||
5444 | /** | |
5445 | * radio_add_work - Add a radio work item | |
5446 | * @wpa_s: Pointer to wpa_supplicant data | |
5447 | * @freq: Frequency of the offchannel operation in MHz or 0 | |
5448 | * @type: Unique identifier for each type of work | |
5449 | * @next: Force as the next work to be executed | |
5450 | * @cb: Callback function for indicating when radio is available | |
5451 | * @ctx: Context pointer for the work (work->ctx in cb()) | |
5452 | * Returns: 0 on success, -1 on failure | |
5453 | * | |
5454 | * This function is used to request time for an operation that requires | |
5455 | * exclusive radio control. Once the radio is available, the registered callback | |
5456 | * function will be called. radio_work_done() must be called once the exclusive | |
5457 | * radio operation has been completed, so that the radio is freed for other | |
5458 | * operations. The special case of deinit=1 is used to free the context data | |
5459 | * during interface removal. That does not allow the callback function to start | |
5460 | * the radio operation, i.e., it must free any resources allocated for the radio | |
5461 | * work and return. | |
5462 | * | |
5463 | * The @freq parameter can be used to indicate a single channel on which the | |
5464 | * offchannel operation will occur. This may allow multiple radio work | |
5465 | * operations to be performed in parallel if they apply for the same channel. | |
5466 | * Setting this to 0 indicates that the work item may use multiple channels or | |
5467 | * requires exclusive control of the radio. | |
5468 | */ | |
5469 | int radio_add_work(struct wpa_supplicant *wpa_s, unsigned int freq, | |
5470 | const char *type, int next, | |
5471 | void (*cb)(struct wpa_radio_work *work, int deinit), | |
5472 | void *ctx) | |
5473 | { | |
e903d32d | 5474 | struct wpa_radio *radio = wpa_s->radio; |
b1ae396f JM |
5475 | struct wpa_radio_work *work; |
5476 | int was_empty; | |
5477 | ||
5478 | work = os_zalloc(sizeof(*work)); | |
5479 | if (work == NULL) | |
5480 | return -1; | |
5481 | wpa_dbg(wpa_s, MSG_DEBUG, "Add radio work '%s'@%p", type, work); | |
5482 | os_get_reltime(&work->time); | |
5483 | work->freq = freq; | |
5484 | work->type = type; | |
5485 | work->wpa_s = wpa_s; | |
5486 | work->cb = cb; | |
5487 | work->ctx = ctx; | |
5488 | ||
e903d32d KV |
5489 | if (freq) |
5490 | work->bands = wpas_freq_to_band(freq); | |
5491 | else if (os_strcmp(type, "scan") == 0 || | |
5492 | os_strcmp(type, "p2p-scan") == 0) | |
5493 | work->bands = wpas_get_bands(wpa_s, | |
5494 | ((struct wpa_driver_scan_params *) | |
5495 | ctx)->freqs); | |
5496 | else | |
5497 | work->bands = wpas_get_bands(wpa_s, NULL); | |
5498 | ||
b1ae396f JM |
5499 | was_empty = dl_list_empty(&wpa_s->radio->work); |
5500 | if (next) | |
5501 | dl_list_add(&wpa_s->radio->work, &work->list); | |
5502 | else | |
5503 | dl_list_add_tail(&wpa_s->radio->work, &work->list); | |
5504 | if (was_empty) { | |
5505 | wpa_dbg(wpa_s, MSG_DEBUG, "First radio work item in the queue - schedule start immediately"); | |
5506 | radio_work_check_next(wpa_s); | |
e903d32d KV |
5507 | } else if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS) |
5508 | && radio->num_active_works < MAX_ACTIVE_WORKS) { | |
5509 | wpa_dbg(wpa_s, MSG_DEBUG, | |
5510 | "Try to schedule a radio work (num_active_works=%u)", | |
5511 | radio->num_active_works); | |
5512 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5513 | } |
5514 | ||
5515 | return 0; | |
5516 | } | |
5517 | ||
5518 | ||
5519 | /** | |
5520 | * radio_work_done - Indicate that a radio work item has been completed | |
5521 | * @work: Completed work | |
5522 | * | |
5523 | * This function is called once the callback function registered with | |
5524 | * radio_add_work() has completed its work. | |
5525 | */ | |
5526 | void radio_work_done(struct wpa_radio_work *work) | |
5527 | { | |
5528 | struct wpa_supplicant *wpa_s = work->wpa_s; | |
5529 | struct os_reltime now, diff; | |
1f965e62 | 5530 | unsigned int started = work->started; |
b1ae396f JM |
5531 | |
5532 | os_get_reltime(&now); | |
5533 | os_reltime_sub(&now, &work->time, &diff); | |
1f965e62 JM |
5534 | wpa_dbg(wpa_s, MSG_DEBUG, "Radio work '%s'@%p %s in %ld.%06ld seconds", |
5535 | work->type, work, started ? "done" : "canceled", | |
5536 | diff.sec, diff.usec); | |
b1ae396f | 5537 | radio_work_free(work); |
1f965e62 JM |
5538 | if (started) |
5539 | radio_work_check_next(wpa_s); | |
b1ae396f JM |
5540 | } |
5541 | ||
5542 | ||
a7f5271d JM |
5543 | struct wpa_radio_work * |
5544 | radio_work_pending(struct wpa_supplicant *wpa_s, const char *type) | |
f0e30c84 JM |
5545 | { |
5546 | struct wpa_radio_work *work; | |
5547 | struct wpa_radio *radio = wpa_s->radio; | |
5548 | ||
5549 | dl_list_for_each(work, &radio->work, struct wpa_radio_work, list) { | |
5550 | if (work->wpa_s == wpa_s && os_strcmp(work->type, type) == 0) | |
a7f5271d | 5551 | return work; |
f0e30c84 JM |
5552 | } |
5553 | ||
a7f5271d | 5554 | return NULL; |
f0e30c84 JM |
5555 | } |
5556 | ||
5557 | ||
73c00fd7 | 5558 | static int wpas_init_driver(struct wpa_supplicant *wpa_s, |
8fb2b357 | 5559 | const struct wpa_interface *iface) |
73c00fd7 | 5560 | { |
202dec2a | 5561 | const char *ifname, *driver, *rn; |
73c00fd7 JM |
5562 | |
5563 | driver = iface->driver; | |
5564 | next_driver: | |
5565 | if (wpa_supplicant_set_driver(wpa_s, driver) < 0) | |
5566 | return -1; | |
5567 | ||
5568 | wpa_s->drv_priv = wpa_drv_init(wpa_s, wpa_s->ifname); | |
5569 | if (wpa_s->drv_priv == NULL) { | |
5570 | const char *pos; | |
5571 | pos = driver ? os_strchr(driver, ',') : NULL; | |
5572 | if (pos) { | |
5573 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize " | |
5574 | "driver interface - try next driver wrapper"); | |
5575 | driver = pos + 1; | |
5576 | goto next_driver; | |
5577 | } | |
5578 | wpa_msg(wpa_s, MSG_ERROR, "Failed to initialize driver " | |
5579 | "interface"); | |
5580 | return -1; | |
5581 | } | |
5582 | if (wpa_drv_set_param(wpa_s, wpa_s->conf->driver_param) < 0) { | |
5583 | wpa_msg(wpa_s, MSG_ERROR, "Driver interface rejected " | |
5584 | "driver_param '%s'", wpa_s->conf->driver_param); | |
5585 | return -1; | |
5586 | } | |
5587 | ||
5588 | ifname = wpa_drv_get_ifname(wpa_s); | |
5589 | if (ifname && os_strcmp(ifname, wpa_s->ifname) != 0) { | |
5590 | wpa_dbg(wpa_s, MSG_DEBUG, "Driver interface replaced " | |
5591 | "interface name with '%s'", ifname); | |
5592 | os_strlcpy(wpa_s->ifname, ifname, sizeof(wpa_s->ifname)); | |
5593 | } | |
5594 | ||
95bf699f | 5595 | rn = wpa_driver_get_radio_name(wpa_s); |
202dec2a JM |
5596 | if (rn && rn[0] == '\0') |
5597 | rn = NULL; | |
5598 | ||
5599 | wpa_s->radio = radio_add_interface(wpa_s, rn); | |
5600 | if (wpa_s->radio == NULL) | |
5601 | return -1; | |
5602 | ||
73c00fd7 JM |
5603 | return 0; |
5604 | } | |
5605 | ||
5606 | ||
461d39af JM |
5607 | #ifdef CONFIG_GAS_SERVER |
5608 | ||
5609 | static void wpas_gas_server_tx_status(struct wpa_supplicant *wpa_s, | |
5610 | unsigned int freq, const u8 *dst, | |
5611 | const u8 *src, const u8 *bssid, | |
5612 | const u8 *data, size_t data_len, | |
5613 | enum offchannel_send_action_result result) | |
5614 | { | |
5615 | wpa_printf(MSG_DEBUG, "GAS: TX status: freq=%u dst=" MACSTR | |
5616 | " result=%s", | |
5617 | freq, MAC2STR(dst), | |
5618 | result == OFFCHANNEL_SEND_ACTION_SUCCESS ? "SUCCESS" : | |
5619 | (result == OFFCHANNEL_SEND_ACTION_NO_ACK ? "no-ACK" : | |
5620 | "FAILED")); | |
5621 | gas_server_tx_status(wpa_s->gas_server, dst, data, data_len, | |
5622 | result == OFFCHANNEL_SEND_ACTION_SUCCESS); | |
5623 | } | |
5624 | ||
5625 | ||
5626 | static void wpas_gas_server_tx(void *ctx, int freq, const u8 *da, | |
5627 | struct wpabuf *buf, unsigned int wait_time) | |
5628 | { | |
5629 | struct wpa_supplicant *wpa_s = ctx; | |
5630 | const u8 broadcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
5631 | ||
5632 | if (wait_time > wpa_s->max_remain_on_chan) | |
5633 | wait_time = wpa_s->max_remain_on_chan; | |
5634 | ||
5635 | offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, broadcast, | |
5636 | wpabuf_head(buf), wpabuf_len(buf), | |
5637 | wait_time, wpas_gas_server_tx_status, 0); | |
5638 | } | |
5639 | ||
5640 | #endif /* CONFIG_GAS_SERVER */ | |
5641 | ||
6fc6879b | 5642 | static int wpa_supplicant_init_iface(struct wpa_supplicant *wpa_s, |
8fb2b357 | 5643 | const struct wpa_interface *iface) |
6fc6879b | 5644 | { |
362f781e | 5645 | struct wpa_driver_capa capa; |
6cbdb0c5 | 5646 | int capa_res; |
aa56e36d | 5647 | u8 dfs_domain; |
362f781e | 5648 | |
6fc6879b JM |
5649 | wpa_printf(MSG_DEBUG, "Initializing interface '%s' conf '%s' driver " |
5650 | "'%s' ctrl_interface '%s' bridge '%s'", iface->ifname, | |
5651 | iface->confname ? iface->confname : "N/A", | |
5652 | iface->driver ? iface->driver : "default", | |
5653 | iface->ctrl_interface ? iface->ctrl_interface : "N/A", | |
5654 | iface->bridge_ifname ? iface->bridge_ifname : "N/A"); | |
5655 | ||
6fc6879b JM |
5656 | if (iface->confname) { |
5657 | #ifdef CONFIG_BACKEND_FILE | |
5658 | wpa_s->confname = os_rel2abs_path(iface->confname); | |
5659 | if (wpa_s->confname == NULL) { | |
5660 | wpa_printf(MSG_ERROR, "Failed to get absolute path " | |
5661 | "for configuration file '%s'.", | |
5662 | iface->confname); | |
5663 | return -1; | |
5664 | } | |
5665 | wpa_printf(MSG_DEBUG, "Configuration file '%s' -> '%s'", | |
5666 | iface->confname, wpa_s->confname); | |
5667 | #else /* CONFIG_BACKEND_FILE */ | |
5668 | wpa_s->confname = os_strdup(iface->confname); | |
5669 | #endif /* CONFIG_BACKEND_FILE */ | |
e6304cad | 5670 | wpa_s->conf = wpa_config_read(wpa_s->confname, NULL); |
6fc6879b JM |
5671 | if (wpa_s->conf == NULL) { |
5672 | wpa_printf(MSG_ERROR, "Failed to read or parse " | |
5673 | "configuration '%s'.", wpa_s->confname); | |
5674 | return -1; | |
5675 | } | |
e6304cad | 5676 | wpa_s->confanother = os_rel2abs_path(iface->confanother); |
3bd35b68 JM |
5677 | if (wpa_s->confanother && |
5678 | !wpa_config_read(wpa_s->confanother, wpa_s->conf)) { | |
5679 | wpa_printf(MSG_ERROR, | |
5680 | "Failed to read or parse configuration '%s'.", | |
5681 | wpa_s->confanother); | |
5682 | return -1; | |
5683 | } | |
6fc6879b JM |
5684 | |
5685 | /* | |
5686 | * Override ctrl_interface and driver_param if set on command | |
5687 | * line. | |
5688 | */ | |
5689 | if (iface->ctrl_interface) { | |
5690 | os_free(wpa_s->conf->ctrl_interface); | |
5691 | wpa_s->conf->ctrl_interface = | |
5692 | os_strdup(iface->ctrl_interface); | |
5693 | } | |
5694 | ||
5695 | if (iface->driver_param) { | |
5696 | os_free(wpa_s->conf->driver_param); | |
5697 | wpa_s->conf->driver_param = | |
5698 | os_strdup(iface->driver_param); | |
5699 | } | |
78f79fe5 JM |
5700 | |
5701 | if (iface->p2p_mgmt && !iface->ctrl_interface) { | |
5702 | os_free(wpa_s->conf->ctrl_interface); | |
5703 | wpa_s->conf->ctrl_interface = NULL; | |
5704 | } | |
6fc6879b JM |
5705 | } else |
5706 | wpa_s->conf = wpa_config_alloc_empty(iface->ctrl_interface, | |
5707 | iface->driver_param); | |
5708 | ||
5709 | if (wpa_s->conf == NULL) { | |
5710 | wpa_printf(MSG_ERROR, "\nNo configuration found."); | |
5711 | return -1; | |
5712 | } | |
5713 | ||
5714 | if (iface->ifname == NULL) { | |
5715 | wpa_printf(MSG_ERROR, "\nInterface name is required."); | |
5716 | return -1; | |
5717 | } | |
5718 | if (os_strlen(iface->ifname) >= sizeof(wpa_s->ifname)) { | |
5719 | wpa_printf(MSG_ERROR, "\nToo long interface name '%s'.", | |
5720 | iface->ifname); | |
5721 | return -1; | |
5722 | } | |
5723 | os_strlcpy(wpa_s->ifname, iface->ifname, sizeof(wpa_s->ifname)); | |
5724 | ||
5725 | if (iface->bridge_ifname) { | |
5726 | if (os_strlen(iface->bridge_ifname) >= | |
5727 | sizeof(wpa_s->bridge_ifname)) { | |
5728 | wpa_printf(MSG_ERROR, "\nToo long bridge interface " | |
5729 | "name '%s'.", iface->bridge_ifname); | |
5730 | return -1; | |
5731 | } | |
5732 | os_strlcpy(wpa_s->bridge_ifname, iface->bridge_ifname, | |
5733 | sizeof(wpa_s->bridge_ifname)); | |
5734 | } | |
5735 | ||
6fc6879b JM |
5736 | /* RSNA Supplicant Key Management - INITIALIZE */ |
5737 | eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE); | |
5738 | eapol_sm_notify_portValid(wpa_s->eapol, FALSE); | |
5739 | ||
5740 | /* Initialize driver interface and register driver event handler before | |
5741 | * L2 receive handler so that association events are processed before | |
5742 | * EAPOL-Key packets if both become available for the same select() | |
5743 | * call. */ | |
73c00fd7 | 5744 | if (wpas_init_driver(wpa_s, iface) < 0) |
362f781e JM |
5745 | return -1; |
5746 | ||
6fc6879b JM |
5747 | if (wpa_supplicant_init_wpa(wpa_s) < 0) |
5748 | return -1; | |
5749 | ||
5750 | wpa_sm_set_ifname(wpa_s->wpa, wpa_s->ifname, | |
5751 | wpa_s->bridge_ifname[0] ? wpa_s->bridge_ifname : | |
5752 | NULL); | |
5753 | wpa_sm_set_fast_reauth(wpa_s->wpa, wpa_s->conf->fast_reauth); | |
5754 | ||
5755 | if (wpa_s->conf->dot11RSNAConfigPMKLifetime && | |
5756 | wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, | |
5757 | wpa_s->conf->dot11RSNAConfigPMKLifetime)) { | |
f049052b BG |
5758 | wpa_msg(wpa_s, MSG_ERROR, "Invalid WPA parameter value for " |
5759 | "dot11RSNAConfigPMKLifetime"); | |
6fc6879b JM |
5760 | return -1; |
5761 | } | |
5762 | ||
5763 | if (wpa_s->conf->dot11RSNAConfigPMKReauthThreshold && | |
5764 | wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, | |
5765 | wpa_s->conf->dot11RSNAConfigPMKReauthThreshold)) { | |
f049052b | 5766 | wpa_msg(wpa_s, MSG_ERROR, "Invalid WPA parameter value for " |
6fc6879b JM |
5767 | "dot11RSNAConfigPMKReauthThreshold"); |
5768 | return -1; | |
5769 | } | |
5770 | ||
5771 | if (wpa_s->conf->dot11RSNAConfigSATimeout && | |
5772 | wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, | |
5773 | wpa_s->conf->dot11RSNAConfigSATimeout)) { | |
f049052b BG |
5774 | wpa_msg(wpa_s, MSG_ERROR, "Invalid WPA parameter value for " |
5775 | "dot11RSNAConfigSATimeout"); | |
6fc6879b JM |
5776 | return -1; |
5777 | } | |
5778 | ||
6bf731e8 CL |
5779 | wpa_s->hw.modes = wpa_drv_get_hw_feature_data(wpa_s, |
5780 | &wpa_s->hw.num_modes, | |
aa56e36d VT |
5781 | &wpa_s->hw.flags, |
5782 | &dfs_domain); | |
a1b790eb JM |
5783 | if (wpa_s->hw.modes) { |
5784 | u16 i; | |
5785 | ||
5786 | for (i = 0; i < wpa_s->hw.num_modes; i++) { | |
5787 | if (wpa_s->hw.modes[i].vht_capab) { | |
5788 | wpa_s->hw_capab = CAPAB_VHT; | |
5789 | break; | |
5790 | } | |
5791 | ||
5792 | if (wpa_s->hw.modes[i].ht_capab & | |
5793 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) | |
5794 | wpa_s->hw_capab = CAPAB_HT40; | |
5795 | else if (wpa_s->hw.modes[i].ht_capab && | |
5796 | wpa_s->hw_capab == CAPAB_NO_HT_VHT) | |
5797 | wpa_s->hw_capab = CAPAB_HT; | |
5798 | } | |
5799 | } | |
6bf731e8 | 5800 | |
6cbdb0c5 JM |
5801 | capa_res = wpa_drv_get_capa(wpa_s, &capa); |
5802 | if (capa_res == 0) { | |
c58ab8f2 | 5803 | wpa_s->drv_capa_known = 1; |
814782b9 | 5804 | wpa_s->drv_flags = capa.flags; |
349493bd | 5805 | wpa_s->drv_enc = capa.enc; |
04ee647d | 5806 | wpa_s->drv_smps_modes = capa.smps_modes; |
f936b73c | 5807 | wpa_s->drv_rrm_flags = capa.rrm_flags; |
4f73d88a | 5808 | wpa_s->probe_resp_offloads = capa.probe_resp_offloads; |
814782b9 | 5809 | wpa_s->max_scan_ssids = capa.max_scan_ssids; |
cbdf3507 | 5810 | wpa_s->max_sched_scan_ssids = capa.max_sched_scan_ssids; |
32c02261 AS |
5811 | wpa_s->max_sched_scan_plans = capa.max_sched_scan_plans; |
5812 | wpa_s->max_sched_scan_plan_interval = | |
5813 | capa.max_sched_scan_plan_interval; | |
5814 | wpa_s->max_sched_scan_plan_iterations = | |
5815 | capa.max_sched_scan_plan_iterations; | |
cbdf3507 | 5816 | wpa_s->sched_scan_supported = capa.sched_scan_supported; |
b59e6f26 | 5817 | wpa_s->max_match_sets = capa.max_match_sets; |
814782b9 | 5818 | wpa_s->max_remain_on_chan = capa.max_remain_on_chan; |
c4ea4c5c | 5819 | wpa_s->max_stations = capa.max_stations; |
8cd6b7bc JB |
5820 | wpa_s->extended_capa = capa.extended_capa; |
5821 | wpa_s->extended_capa_mask = capa.extended_capa_mask; | |
5822 | wpa_s->extended_capa_len = capa.extended_capa_len; | |
4752147d IP |
5823 | wpa_s->num_multichan_concurrent = |
5824 | capa.num_multichan_concurrent; | |
471cd6e1 | 5825 | wpa_s->wmm_ac_supported = capa.wmm_ac_supported; |
56c76fa5 IP |
5826 | |
5827 | if (capa.mac_addr_rand_scan_supported) | |
5828 | wpa_s->mac_addr_rand_supported |= MAC_ADDR_RAND_SCAN; | |
5829 | if (wpa_s->sched_scan_supported && | |
5830 | capa.mac_addr_rand_sched_scan_supported) | |
5831 | wpa_s->mac_addr_rand_supported |= | |
5832 | (MAC_ADDR_RAND_SCHED_SCAN | MAC_ADDR_RAND_PNO); | |
2a93ecc8 JM |
5833 | |
5834 | wpa_drv_get_ext_capa(wpa_s, WPA_IF_STATION); | |
5835 | if (wpa_s->extended_capa && | |
5836 | wpa_s->extended_capa_len >= 3 && | |
5837 | wpa_s->extended_capa[2] & 0x40) | |
5838 | wpa_s->multi_bss_support = 1; | |
814782b9 JM |
5839 | } |
5840 | if (wpa_s->max_remain_on_chan == 0) | |
5841 | wpa_s->max_remain_on_chan = 1000; | |
5842 | ||
c68f6200 AS |
5843 | /* |
5844 | * Only take p2p_mgmt parameters when P2P Device is supported. | |
5845 | * Doing it here as it determines whether l2_packet_init() will be done | |
5846 | * during wpa_supplicant_driver_init(). | |
5847 | */ | |
5848 | if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) | |
5849 | wpa_s->p2p_mgmt = iface->p2p_mgmt; | |
c68f6200 | 5850 | |
4752147d IP |
5851 | if (wpa_s->num_multichan_concurrent == 0) |
5852 | wpa_s->num_multichan_concurrent = 1; | |
5853 | ||
6fc6879b JM |
5854 | if (wpa_supplicant_driver_init(wpa_s) < 0) |
5855 | return -1; | |
5856 | ||
281ff0aa | 5857 | #ifdef CONFIG_TDLS |
8fb2b357 | 5858 | if (!iface->p2p_mgmt && wpa_tdls_init(wpa_s->wpa)) |
281ff0aa GP |
5859 | return -1; |
5860 | #endif /* CONFIG_TDLS */ | |
5861 | ||
315ce40a JM |
5862 | if (wpa_s->conf->country[0] && wpa_s->conf->country[1] && |
5863 | wpa_drv_set_country(wpa_s, wpa_s->conf->country)) { | |
f049052b | 5864 | wpa_dbg(wpa_s, MSG_DEBUG, "Failed to set country"); |
6d158490 LR |
5865 | return -1; |
5866 | } | |
5867 | ||
b36a3a65 AN |
5868 | #ifdef CONFIG_FST |
5869 | if (wpa_s->conf->fst_group_id) { | |
5870 | struct fst_iface_cfg cfg; | |
5871 | struct fst_wpa_obj iface_obj; | |
5872 | ||
5873 | fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj); | |
5874 | os_strlcpy(cfg.group_id, wpa_s->conf->fst_group_id, | |
5875 | sizeof(cfg.group_id)); | |
5876 | cfg.priority = wpa_s->conf->fst_priority; | |
5877 | cfg.llt = wpa_s->conf->fst_llt; | |
5878 | ||
5879 | wpa_s->fst = fst_attach(wpa_s->ifname, wpa_s->own_addr, | |
5880 | &iface_obj, &cfg); | |
5881 | if (!wpa_s->fst) { | |
5882 | wpa_msg(wpa_s, MSG_ERROR, | |
5883 | "FST: Cannot attach iface %s to group %s", | |
5884 | wpa_s->ifname, cfg.group_id); | |
5885 | return -1; | |
5886 | } | |
5887 | } | |
5888 | #endif /* CONFIG_FST */ | |
5889 | ||
116654ce JM |
5890 | if (wpas_wps_init(wpa_s)) |
5891 | return -1; | |
5892 | ||
461d39af JM |
5893 | #ifdef CONFIG_GAS_SERVER |
5894 | wpa_s->gas_server = gas_server_init(wpa_s, wpas_gas_server_tx); | |
5895 | if (!wpa_s->gas_server) { | |
5896 | wpa_printf(MSG_ERROR, "Failed to initialize GAS server"); | |
5897 | return -1; | |
5898 | } | |
5899 | #endif /* CONFIG_GAS_SERVER */ | |
5900 | ||
be27e185 JM |
5901 | #ifdef CONFIG_DPP |
5902 | if (wpas_dpp_init(wpa_s) < 0) | |
5903 | return -1; | |
5904 | #endif /* CONFIG_DPP */ | |
5905 | ||
6fc6879b JM |
5906 | if (wpa_supplicant_init_eapol(wpa_s) < 0) |
5907 | return -1; | |
5908 | wpa_sm_set_eapol(wpa_s->wpa, wpa_s->eapol); | |
5909 | ||
5910 | wpa_s->ctrl_iface = wpa_supplicant_ctrl_iface_init(wpa_s); | |
5911 | if (wpa_s->ctrl_iface == NULL) { | |
5912 | wpa_printf(MSG_ERROR, | |
5913 | "Failed to initialize control interface '%s'.\n" | |
5914 | "You may have another wpa_supplicant process " | |
5915 | "already running or the file was\n" | |
5916 | "left by an unclean termination of wpa_supplicant " | |
5917 | "in which case you will need\n" | |
5918 | "to manually remove this file before starting " | |
5919 | "wpa_supplicant again.\n", | |
5920 | wpa_s->conf->ctrl_interface); | |
5921 | return -1; | |
5922 | } | |
5923 | ||
04ea7b79 JM |
5924 | wpa_s->gas = gas_query_init(wpa_s); |
5925 | if (wpa_s->gas == NULL) { | |
5926 | wpa_printf(MSG_ERROR, "Failed to initialize GAS query"); | |
5927 | return -1; | |
5928 | } | |
5929 | ||
8fb2b357 VV |
5930 | if ((!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) || |
5931 | wpa_s->p2p_mgmt) && | |
5932 | wpas_p2p_init(wpa_s->global, wpa_s) < 0) { | |
f049052b | 5933 | wpa_msg(wpa_s, MSG_ERROR, "Failed to init P2P"); |
b22128ef JM |
5934 | return -1; |
5935 | } | |
b22128ef | 5936 | |
83922c2d JM |
5937 | if (wpa_bss_init(wpa_s) < 0) |
5938 | return -1; | |
83922c2d | 5939 | |
4d77d80e MH |
5940 | #ifdef CONFIG_PMKSA_CACHE_EXTERNAL |
5941 | #ifdef CONFIG_MESH | |
5942 | dl_list_init(&wpa_s->mesh_external_pmksa_cache); | |
5943 | #endif /* CONFIG_MESH */ | |
5944 | #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */ | |
5945 | ||
e4fa8b12 EP |
5946 | /* |
5947 | * Set Wake-on-WLAN triggers, if configured. | |
5948 | * Note: We don't restore/remove the triggers on shutdown (it doesn't | |
5949 | * have effect anyway when the interface is down). | |
5950 | */ | |
6cbdb0c5 | 5951 | if (capa_res == 0 && wpas_set_wowlan_triggers(wpa_s, &capa) < 0) |
e4fa8b12 EP |
5952 | return -1; |
5953 | ||
ec7b97ab JM |
5954 | #ifdef CONFIG_EAP_PROXY |
5955 | { | |
5956 | size_t len; | |
b5db6e5d VK |
5957 | wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol, -1, |
5958 | wpa_s->imsi, &len); | |
ec7b97ab JM |
5959 | if (wpa_s->mnc_len > 0) { |
5960 | wpa_s->imsi[len] = '\0'; | |
5961 | wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)", | |
5962 | wpa_s->imsi, wpa_s->mnc_len); | |
5963 | } else { | |
5964 | wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available"); | |
5965 | } | |
5966 | } | |
5967 | #endif /* CONFIG_EAP_PROXY */ | |
5968 | ||
f64adcd7 JM |
5969 | if (pcsc_reader_init(wpa_s) < 0) |
5970 | return -1; | |
5971 | ||
306ae225 JM |
5972 | if (wpas_init_ext_pw(wpa_s) < 0) |
5973 | return -1; | |
5974 | ||
b361d580 AK |
5975 | wpas_rrm_reset(wpa_s); |
5976 | ||
32c02261 AS |
5977 | wpas_sched_scan_plans_set(wpa_s, wpa_s->conf->sched_scan_plans); |
5978 | ||
ca9968a0 JM |
5979 | #ifdef CONFIG_HS20 |
5980 | hs20_init(wpa_s); | |
5981 | #endif /* CONFIG_HS20 */ | |
92c6e2e3 | 5982 | #ifdef CONFIG_MBO |
332aadb8 AP |
5983 | if (wpa_s->conf->oce) { |
5984 | if ((wpa_s->conf->oce & OCE_STA) && | |
5985 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA)) | |
5986 | wpa_s->enable_oce = OCE_STA; | |
5987 | if ((wpa_s->conf->oce & OCE_STA_CFON) && | |
5988 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA_CFON)) { | |
5989 | /* TODO: Need to add STA-CFON support */ | |
5990 | wpa_printf(MSG_ERROR, | |
5991 | "OCE STA-CFON feature is not yet supported"); | |
5992 | } | |
5993 | } | |
92c6e2e3 DS |
5994 | wpas_mbo_update_non_pref_chan(wpa_s, wpa_s->conf->non_pref_chan); |
5995 | #endif /* CONFIG_MBO */ | |
ca9968a0 | 5996 | |
cc9985d1 | 5997 | wpa_supplicant_set_default_scan_ies(wpa_s); |
5998 | ||
6fc6879b JM |
5999 | return 0; |
6000 | } | |
6001 | ||
6002 | ||
2ee055b3 | 6003 | static void wpa_supplicant_deinit_iface(struct wpa_supplicant *wpa_s, |
df509539 | 6004 | int notify, int terminate) |
6fc6879b | 6005 | { |
26fc96e8 JM |
6006 | struct wpa_global *global = wpa_s->global; |
6007 | struct wpa_supplicant *iface, *prev; | |
6008 | ||
6009 | if (wpa_s == wpa_s->parent) | |
6010 | wpas_p2p_group_remove(wpa_s, "*"); | |
6011 | ||
6012 | iface = global->ifaces; | |
6013 | while (iface) { | |
96a26ab7 LD |
6014 | if (iface->p2pdev == wpa_s) |
6015 | iface->p2pdev = iface->parent; | |
26fc96e8 JM |
6016 | if (iface == wpa_s || iface->parent != wpa_s) { |
6017 | iface = iface->next; | |
6018 | continue; | |
6019 | } | |
6020 | wpa_printf(MSG_DEBUG, | |
6021 | "Remove remaining child interface %s from parent %s", | |
6022 | iface->ifname, wpa_s->ifname); | |
6023 | prev = iface; | |
6024 | iface = iface->next; | |
6025 | wpa_supplicant_remove_iface(global, prev, terminate); | |
6026 | } | |
6027 | ||
e679f140 | 6028 | wpa_s->disconnected = 1; |
6fc6879b JM |
6029 | if (wpa_s->drv_priv) { |
6030 | wpa_supplicant_deauthenticate(wpa_s, | |
6031 | WLAN_REASON_DEAUTH_LEAVING); | |
6032 | ||
6fc6879b JM |
6033 | wpa_drv_set_countermeasures(wpa_s, 0); |
6034 | wpa_clear_keys(wpa_s, NULL); | |
6035 | } | |
6036 | ||
8e56d189 | 6037 | wpa_supplicant_cleanup(wpa_s); |
bd10d938 | 6038 | wpas_p2p_deinit_iface(wpa_s); |
ab28911d | 6039 | |
1f965e62 | 6040 | wpas_ctrl_radio_work_flush(wpa_s); |
202dec2a JM |
6041 | radio_remove_interface(wpa_s); |
6042 | ||
b36a3a65 AN |
6043 | #ifdef CONFIG_FST |
6044 | if (wpa_s->fst) { | |
6045 | fst_detach(wpa_s->fst); | |
6046 | wpa_s->fst = NULL; | |
6047 | } | |
6048 | if (wpa_s->received_mb_ies) { | |
6049 | wpabuf_free(wpa_s->received_mb_ies); | |
6050 | wpa_s->received_mb_ies = NULL; | |
6051 | } | |
6052 | #endif /* CONFIG_FST */ | |
6053 | ||
6fc6879b JM |
6054 | if (wpa_s->drv_priv) |
6055 | wpa_drv_deinit(wpa_s); | |
2523ff6e DS |
6056 | |
6057 | if (notify) | |
6058 | wpas_notify_iface_removed(wpa_s); | |
f0811516 DS |
6059 | |
6060 | if (terminate) | |
6061 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_TERMINATING); | |
6062 | ||
6063 | if (wpa_s->ctrl_iface) { | |
6064 | wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface); | |
6065 | wpa_s->ctrl_iface = NULL; | |
6066 | } | |
6067 | ||
603a3f34 JL |
6068 | #ifdef CONFIG_MESH |
6069 | if (wpa_s->ifmsh) { | |
6070 | wpa_supplicant_mesh_iface_deinit(wpa_s, wpa_s->ifmsh); | |
6071 | wpa_s->ifmsh = NULL; | |
6072 | } | |
6073 | #endif /* CONFIG_MESH */ | |
6074 | ||
f0811516 DS |
6075 | if (wpa_s->conf != NULL) { |
6076 | wpa_config_free(wpa_s->conf); | |
6077 | wpa_s->conf = NULL; | |
6078 | } | |
18e00b5e | 6079 | |
a80651d0 KV |
6080 | os_free(wpa_s->ssids_from_scan_req); |
6081 | ||
18e00b5e | 6082 | os_free(wpa_s); |
6fc6879b JM |
6083 | } |
6084 | ||
6085 | ||
2e997eec RM |
6086 | #ifdef CONFIG_MATCH_IFACE |
6087 | ||
6088 | /** | |
6089 | * wpa_supplicant_match_iface - Match an interface description to a name | |
6090 | * @global: Pointer to global data from wpa_supplicant_init() | |
6091 | * @ifname: Name of the interface to match | |
6092 | * Returns: Pointer to the created interface description or %NULL on failure | |
6093 | */ | |
6094 | struct wpa_interface * wpa_supplicant_match_iface(struct wpa_global *global, | |
6095 | const char *ifname) | |
6096 | { | |
6097 | int i; | |
6098 | struct wpa_interface *iface, *miface; | |
6099 | ||
6100 | for (i = 0; i < global->params.match_iface_count; i++) { | |
6101 | miface = &global->params.match_ifaces[i]; | |
6102 | if (!miface->ifname || | |
6103 | fnmatch(miface->ifname, ifname, 0) == 0) { | |
6104 | iface = os_zalloc(sizeof(*iface)); | |
6105 | if (!iface) | |
6106 | return NULL; | |
6107 | *iface = *miface; | |
6108 | iface->ifname = ifname; | |
6109 | return iface; | |
6110 | } | |
6111 | } | |
6112 | ||
6113 | return NULL; | |
6114 | } | |
6115 | ||
6116 | ||
6117 | /** | |
6118 | * wpa_supplicant_match_existing - Match existing interfaces | |
6119 | * @global: Pointer to global data from wpa_supplicant_init() | |
6120 | * Returns: 0 on success, -1 on failure | |
6121 | */ | |
6122 | static int wpa_supplicant_match_existing(struct wpa_global *global) | |
6123 | { | |
6124 | struct if_nameindex *ifi, *ifp; | |
6125 | struct wpa_supplicant *wpa_s; | |
6126 | struct wpa_interface *iface; | |
6127 | ||
6128 | ifp = if_nameindex(); | |
6129 | if (!ifp) { | |
6130 | wpa_printf(MSG_ERROR, "if_nameindex: %s", strerror(errno)); | |
6131 | return -1; | |
6132 | } | |
6133 | ||
6134 | for (ifi = ifp; ifi->if_name; ifi++) { | |
6135 | wpa_s = wpa_supplicant_get_iface(global, ifi->if_name); | |
6136 | if (wpa_s) | |
6137 | continue; | |
6138 | iface = wpa_supplicant_match_iface(global, ifi->if_name); | |
6139 | if (iface) { | |
6140 | wpa_s = wpa_supplicant_add_iface(global, iface, NULL); | |
6141 | os_free(iface); | |
6142 | if (wpa_s) | |
6143 | wpa_s->matched = 1; | |
6144 | } | |
6145 | } | |
6146 | ||
6147 | if_freenameindex(ifp); | |
6148 | return 0; | |
6149 | } | |
6150 | ||
6151 | #endif /* CONFIG_MATCH_IFACE */ | |
6152 | ||
6153 | ||
6fc6879b JM |
6154 | /** |
6155 | * wpa_supplicant_add_iface - Add a new network interface | |
6156 | * @global: Pointer to global data from wpa_supplicant_init() | |
6157 | * @iface: Interface configuration options | |
1772d348 | 6158 | * @parent: Parent interface or %NULL to assign new interface as parent |
6fc6879b JM |
6159 | * Returns: Pointer to the created interface or %NULL on failure |
6160 | * | |
6161 | * This function is used to add new network interfaces for %wpa_supplicant. | |
6162 | * This can be called before wpa_supplicant_run() to add interfaces before the | |
6163 | * main event loop has been started. In addition, new interfaces can be added | |
6164 | * dynamically while %wpa_supplicant is already running. This could happen, | |
6165 | * e.g., when a hotplug network adapter is inserted. | |
6166 | */ | |
6167 | struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global, | |
1772d348 JM |
6168 | struct wpa_interface *iface, |
6169 | struct wpa_supplicant *parent) | |
6fc6879b JM |
6170 | { |
6171 | struct wpa_supplicant *wpa_s; | |
d27df100 | 6172 | struct wpa_interface t_iface; |
8e56d189 | 6173 | struct wpa_ssid *ssid; |
6fc6879b JM |
6174 | |
6175 | if (global == NULL || iface == NULL) | |
6176 | return NULL; | |
6177 | ||
1772d348 | 6178 | wpa_s = wpa_supplicant_alloc(parent); |
6fc6879b JM |
6179 | if (wpa_s == NULL) |
6180 | return NULL; | |
6181 | ||
d8222ae3 JM |
6182 | wpa_s->global = global; |
6183 | ||
d27df100 JM |
6184 | t_iface = *iface; |
6185 | if (global->params.override_driver) { | |
6186 | wpa_printf(MSG_DEBUG, "Override interface parameter: driver " | |
6187 | "('%s' -> '%s')", | |
6188 | iface->driver, global->params.override_driver); | |
6189 | t_iface.driver = global->params.override_driver; | |
6190 | } | |
6191 | if (global->params.override_ctrl_interface) { | |
6192 | wpa_printf(MSG_DEBUG, "Override interface parameter: " | |
6193 | "ctrl_interface ('%s' -> '%s')", | |
6194 | iface->ctrl_interface, | |
6195 | global->params.override_ctrl_interface); | |
6196 | t_iface.ctrl_interface = | |
6197 | global->params.override_ctrl_interface; | |
6198 | } | |
6199 | if (wpa_supplicant_init_iface(wpa_s, &t_iface)) { | |
6fc6879b JM |
6200 | wpa_printf(MSG_DEBUG, "Failed to add interface %s", |
6201 | iface->ifname); | |
df509539 | 6202 | wpa_supplicant_deinit_iface(wpa_s, 0, 0); |
6fc6879b JM |
6203 | return NULL; |
6204 | } | |
6205 | ||
21efc940 TB |
6206 | if (iface->p2p_mgmt == 0) { |
6207 | /* Notify the control interfaces about new iface */ | |
6208 | if (wpas_notify_iface_added(wpa_s)) { | |
6209 | wpa_supplicant_deinit_iface(wpa_s, 1, 0); | |
6210 | return NULL; | |
6211 | } | |
1bd3f426 | 6212 | |
21efc940 TB |
6213 | for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) |
6214 | wpas_notify_network_added(wpa_s, ssid); | |
6215 | } | |
8e56d189 | 6216 | |
6fc6879b JM |
6217 | wpa_s->next = global->ifaces; |
6218 | global->ifaces = wpa_s; | |
6219 | ||
f049052b | 6220 | wpa_dbg(wpa_s, MSG_DEBUG, "Added interface %s", wpa_s->ifname); |
99218999 | 6221 | wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED); |
6fc6879b | 6222 | |
c3c4b3ed JM |
6223 | #ifdef CONFIG_P2P |
6224 | if (wpa_s->global->p2p == NULL && | |
74802c09 | 6225 | !wpa_s->global->p2p_disabled && !wpa_s->conf->p2p_disabled && |
c3c4b3ed | 6226 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) && |
f43c1ae7 IP |
6227 | wpas_p2p_add_p2pdev_interface( |
6228 | wpa_s, wpa_s->global->params.conf_p2p_dev) < 0) { | |
c3c4b3ed JM |
6229 | wpa_printf(MSG_INFO, |
6230 | "P2P: Failed to enable P2P Device interface"); | |
6231 | /* Try to continue without. P2P will be disabled. */ | |
6232 | } | |
6233 | #endif /* CONFIG_P2P */ | |
6234 | ||
6fc6879b JM |
6235 | return wpa_s; |
6236 | } | |
6237 | ||
6238 | ||
6239 | /** | |
6240 | * wpa_supplicant_remove_iface - Remove a network interface | |
6241 | * @global: Pointer to global data from wpa_supplicant_init() | |
6242 | * @wpa_s: Pointer to the network interface to be removed | |
6243 | * Returns: 0 if interface was removed, -1 if interface was not found | |
6244 | * | |
6245 | * This function can be used to dynamically remove network interfaces from | |
6246 | * %wpa_supplicant, e.g., when a hotplug network adapter is ejected. In | |
6247 | * addition, this function is used to remove all remaining interfaces when | |
6248 | * %wpa_supplicant is terminated. | |
6249 | */ | |
6250 | int wpa_supplicant_remove_iface(struct wpa_global *global, | |
df509539 DS |
6251 | struct wpa_supplicant *wpa_s, |
6252 | int terminate) | |
6fc6879b JM |
6253 | { |
6254 | struct wpa_supplicant *prev; | |
5b78493f MH |
6255 | #ifdef CONFIG_MESH |
6256 | unsigned int mesh_if_created = wpa_s->mesh_if_created; | |
6257 | char *ifname = NULL; | |
9b170991 | 6258 | struct wpa_supplicant *parent = wpa_s->parent; |
5b78493f | 6259 | #endif /* CONFIG_MESH */ |
6fc6879b JM |
6260 | |
6261 | /* Remove interface from the global list of interfaces */ | |
6262 | prev = global->ifaces; | |
6263 | if (prev == wpa_s) { | |
6264 | global->ifaces = wpa_s->next; | |
6265 | } else { | |
6266 | while (prev && prev->next != wpa_s) | |
6267 | prev = prev->next; | |
6268 | if (prev == NULL) | |
6269 | return -1; | |
6270 | prev->next = wpa_s->next; | |
6271 | } | |
6272 | ||
f049052b | 6273 | wpa_dbg(wpa_s, MSG_DEBUG, "Removing interface %s", wpa_s->ifname); |
6fc6879b | 6274 | |
5b78493f MH |
6275 | #ifdef CONFIG_MESH |
6276 | if (mesh_if_created) { | |
6277 | ifname = os_strdup(wpa_s->ifname); | |
6278 | if (ifname == NULL) { | |
6279 | wpa_dbg(wpa_s, MSG_ERROR, | |
6280 | "mesh: Failed to malloc ifname"); | |
6281 | return -1; | |
6282 | } | |
6283 | } | |
6284 | #endif /* CONFIG_MESH */ | |
6285 | ||
b22128ef JM |
6286 | if (global->p2p_group_formation == wpa_s) |
6287 | global->p2p_group_formation = NULL; | |
dbca75f8 JM |
6288 | if (global->p2p_invite_group == wpa_s) |
6289 | global->p2p_invite_group = NULL; | |
df509539 | 6290 | wpa_supplicant_deinit_iface(wpa_s, 1, terminate); |
6fc6879b | 6291 | |
5b78493f MH |
6292 | #ifdef CONFIG_MESH |
6293 | if (mesh_if_created) { | |
9b170991 | 6294 | wpa_drv_if_remove(parent, WPA_IF_MESH, ifname); |
5b78493f MH |
6295 | os_free(ifname); |
6296 | } | |
6297 | #endif /* CONFIG_MESH */ | |
6298 | ||
6fc6879b JM |
6299 | return 0; |
6300 | } | |
6301 | ||
6302 | ||
cf83fb0b PS |
6303 | /** |
6304 | * wpa_supplicant_get_eap_mode - Get the current EAP mode | |
6305 | * @wpa_s: Pointer to the network interface | |
6306 | * Returns: Pointer to the eap mode or the string "UNKNOWN" if not found | |
6307 | */ | |
6308 | const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s) | |
6309 | { | |
6310 | const char *eapol_method; | |
6311 | ||
6312 | if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) == 0 && | |
6313 | wpa_s->key_mgmt != WPA_KEY_MGMT_IEEE8021X_NO_WPA) { | |
6314 | return "NO-EAP"; | |
6315 | } | |
6316 | ||
6317 | eapol_method = eapol_sm_get_method_name(wpa_s->eapol); | |
6318 | if (eapol_method == NULL) | |
6319 | return "UNKNOWN-EAP"; | |
6320 | ||
6321 | return eapol_method; | |
6322 | } | |
6323 | ||
6324 | ||
6fc6879b JM |
6325 | /** |
6326 | * wpa_supplicant_get_iface - Get a new network interface | |
6327 | * @global: Pointer to global data from wpa_supplicant_init() | |
6328 | * @ifname: Interface name | |
6329 | * Returns: Pointer to the interface or %NULL if not found | |
6330 | */ | |
6331 | struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global, | |
6332 | const char *ifname) | |
6333 | { | |
6334 | struct wpa_supplicant *wpa_s; | |
6335 | ||
6336 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { | |
6337 | if (os_strcmp(wpa_s->ifname, ifname) == 0) | |
6338 | return wpa_s; | |
6339 | } | |
6340 | return NULL; | |
6341 | } | |
6342 | ||
6343 | ||
50b16da1 | 6344 | #ifndef CONFIG_NO_WPA_MSG |
4f1495ae BG |
6345 | static const char * wpa_supplicant_msg_ifname_cb(void *ctx) |
6346 | { | |
6347 | struct wpa_supplicant *wpa_s = ctx; | |
6348 | if (wpa_s == NULL) | |
6349 | return NULL; | |
6350 | return wpa_s->ifname; | |
6351 | } | |
50b16da1 | 6352 | #endif /* CONFIG_NO_WPA_MSG */ |
4f1495ae BG |
6353 | |
6354 | ||
8c0d0ff2 JM |
6355 | #ifndef WPA_SUPPLICANT_CLEANUP_INTERVAL |
6356 | #define WPA_SUPPLICANT_CLEANUP_INTERVAL 10 | |
6357 | #endif /* WPA_SUPPLICANT_CLEANUP_INTERVAL */ | |
6358 | ||
6359 | /* Periodic cleanup tasks */ | |
6360 | static void wpas_periodic(void *eloop_ctx, void *timeout_ctx) | |
6361 | { | |
6362 | struct wpa_global *global = eloop_ctx; | |
6363 | struct wpa_supplicant *wpa_s; | |
6364 | ||
6365 | eloop_register_timeout(WPA_SUPPLICANT_CLEANUP_INTERVAL, 0, | |
6366 | wpas_periodic, global, NULL); | |
6367 | ||
6368 | #ifdef CONFIG_P2P | |
6369 | if (global->p2p) | |
6370 | p2p_expire_peers(global->p2p); | |
6371 | #endif /* CONFIG_P2P */ | |
6372 | ||
3188aaba | 6373 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { |
8c0d0ff2 | 6374 | wpa_bss_flush_by_age(wpa_s, wpa_s->conf->bss_expiration_age); |
3188aaba JM |
6375 | #ifdef CONFIG_AP |
6376 | ap_periodic(wpa_s); | |
6377 | #endif /* CONFIG_AP */ | |
6378 | } | |
8c0d0ff2 JM |
6379 | } |
6380 | ||
6381 | ||
6fc6879b JM |
6382 | /** |
6383 | * wpa_supplicant_init - Initialize %wpa_supplicant | |
6384 | * @params: Parameters for %wpa_supplicant | |
6385 | * Returns: Pointer to global %wpa_supplicant data, or %NULL on failure | |
6386 | * | |
6387 | * This function is used to initialize %wpa_supplicant. After successful | |
6388 | * initialization, the returned data pointer can be used to add and remove | |
6389 | * network interfaces, and eventually, to deinitialize %wpa_supplicant. | |
6390 | */ | |
6391 | struct wpa_global * wpa_supplicant_init(struct wpa_params *params) | |
6392 | { | |
6393 | struct wpa_global *global; | |
ac305589 | 6394 | int ret, i; |
6fc6879b JM |
6395 | |
6396 | if (params == NULL) | |
6397 | return NULL; | |
6398 | ||
39e7d718 JM |
6399 | #ifdef CONFIG_DRIVER_NDIS |
6400 | { | |
6401 | void driver_ndis_init_ops(void); | |
6402 | driver_ndis_init_ops(); | |
6403 | } | |
6404 | #endif /* CONFIG_DRIVER_NDIS */ | |
6405 | ||
50b16da1 | 6406 | #ifndef CONFIG_NO_WPA_MSG |
4f1495ae | 6407 | wpa_msg_register_ifname_cb(wpa_supplicant_msg_ifname_cb); |
50b16da1 | 6408 | #endif /* CONFIG_NO_WPA_MSG */ |
4f1495ae | 6409 | |
f4637fe0 JM |
6410 | if (params->wpa_debug_file_path) |
6411 | wpa_debug_open_file(params->wpa_debug_file_path); | |
6412 | else | |
6413 | wpa_debug_setup_stdout(); | |
daa70d49 SL |
6414 | if (params->wpa_debug_syslog) |
6415 | wpa_debug_open_syslog(); | |
4f68895e JB |
6416 | if (params->wpa_debug_tracing) { |
6417 | ret = wpa_debug_open_linux_tracing(); | |
6418 | if (ret) { | |
6419 | wpa_printf(MSG_ERROR, | |
6420 | "Failed to enable trace logging"); | |
6421 | return NULL; | |
6422 | } | |
6423 | } | |
6fc6879b | 6424 | |
12760815 | 6425 | ret = eap_register_methods(); |
6fc6879b JM |
6426 | if (ret) { |
6427 | wpa_printf(MSG_ERROR, "Failed to register EAP methods"); | |
6428 | if (ret == -2) | |
6429 | wpa_printf(MSG_ERROR, "Two or more EAP methods used " | |
6430 | "the same EAP type."); | |
6431 | return NULL; | |
6432 | } | |
6433 | ||
6434 | global = os_zalloc(sizeof(*global)); | |
6435 | if (global == NULL) | |
6436 | return NULL; | |
b22128ef JM |
6437 | dl_list_init(&global->p2p_srv_bonjour); |
6438 | dl_list_init(&global->p2p_srv_upnp); | |
6fc6879b JM |
6439 | global->params.daemonize = params->daemonize; |
6440 | global->params.wait_for_monitor = params->wait_for_monitor; | |
6441 | global->params.dbus_ctrl_interface = params->dbus_ctrl_interface; | |
6442 | if (params->pid_file) | |
6443 | global->params.pid_file = os_strdup(params->pid_file); | |
6444 | if (params->ctrl_interface) | |
6445 | global->params.ctrl_interface = | |
6446 | os_strdup(params->ctrl_interface); | |
29257565 JM |
6447 | if (params->ctrl_interface_group) |
6448 | global->params.ctrl_interface_group = | |
6449 | os_strdup(params->ctrl_interface_group); | |
d27df100 JM |
6450 | if (params->override_driver) |
6451 | global->params.override_driver = | |
6452 | os_strdup(params->override_driver); | |
6453 | if (params->override_ctrl_interface) | |
6454 | global->params.override_ctrl_interface = | |
6455 | os_strdup(params->override_ctrl_interface); | |
2e997eec RM |
6456 | #ifdef CONFIG_MATCH_IFACE |
6457 | global->params.match_iface_count = params->match_iface_count; | |
6458 | if (params->match_iface_count) { | |
6459 | global->params.match_ifaces = | |
6460 | os_calloc(params->match_iface_count, | |
6461 | sizeof(struct wpa_interface)); | |
6462 | os_memcpy(global->params.match_ifaces, | |
6463 | params->match_ifaces, | |
6464 | params->match_iface_count * | |
6465 | sizeof(struct wpa_interface)); | |
6466 | } | |
6467 | #endif /* CONFIG_MATCH_IFACE */ | |
d4e59795 G |
6468 | #ifdef CONFIG_P2P |
6469 | if (params->conf_p2p_dev) | |
6470 | global->params.conf_p2p_dev = | |
6471 | os_strdup(params->conf_p2p_dev); | |
6472 | #endif /* CONFIG_P2P */ | |
6fc6879b JM |
6473 | wpa_debug_level = global->params.wpa_debug_level = |
6474 | params->wpa_debug_level; | |
6475 | wpa_debug_show_keys = global->params.wpa_debug_show_keys = | |
6476 | params->wpa_debug_show_keys; | |
6477 | wpa_debug_timestamp = global->params.wpa_debug_timestamp = | |
6478 | params->wpa_debug_timestamp; | |
6479 | ||
f19858f5 JM |
6480 | wpa_printf(MSG_DEBUG, "wpa_supplicant v" VERSION_STR); |
6481 | ||
0456ea16 | 6482 | if (eloop_init()) { |
6fc6879b JM |
6483 | wpa_printf(MSG_ERROR, "Failed to initialize event loop"); |
6484 | wpa_supplicant_deinit(global); | |
6485 | return NULL; | |
6486 | } | |
6487 | ||
38e24575 | 6488 | random_init(params->entropy_file); |
d47fa330 | 6489 | |
6fc6879b JM |
6490 | global->ctrl_iface = wpa_supplicant_global_ctrl_iface_init(global); |
6491 | if (global->ctrl_iface == NULL) { | |
6492 | wpa_supplicant_deinit(global); | |
6493 | return NULL; | |
6494 | } | |
6495 | ||
dc461de4 WS |
6496 | if (wpas_notify_supplicant_initialized(global)) { |
6497 | wpa_supplicant_deinit(global); | |
6498 | return NULL; | |
6fc6879b JM |
6499 | } |
6500 | ||
c5121837 | 6501 | for (i = 0; wpa_drivers[i]; i++) |
ac305589 JM |
6502 | global->drv_count++; |
6503 | if (global->drv_count == 0) { | |
6504 | wpa_printf(MSG_ERROR, "No drivers enabled"); | |
6505 | wpa_supplicant_deinit(global); | |
6506 | return NULL; | |
6507 | } | |
faebdeaa | 6508 | global->drv_priv = os_calloc(global->drv_count, sizeof(void *)); |
ac305589 JM |
6509 | if (global->drv_priv == NULL) { |
6510 | wpa_supplicant_deinit(global); | |
6511 | return NULL; | |
6512 | } | |
ac305589 | 6513 | |
9675ce35 JM |
6514 | #ifdef CONFIG_WIFI_DISPLAY |
6515 | if (wifi_display_init(global) < 0) { | |
6516 | wpa_printf(MSG_ERROR, "Failed to initialize Wi-Fi Display"); | |
6517 | wpa_supplicant_deinit(global); | |
6518 | return NULL; | |
6519 | } | |
6520 | #endif /* CONFIG_WIFI_DISPLAY */ | |
6521 | ||
8c0d0ff2 JM |
6522 | eloop_register_timeout(WPA_SUPPLICANT_CLEANUP_INTERVAL, 0, |
6523 | wpas_periodic, global, NULL); | |
6524 | ||
6fc6879b JM |
6525 | return global; |
6526 | } | |
6527 | ||
6528 | ||
6529 | /** | |
6530 | * wpa_supplicant_run - Run the %wpa_supplicant main event loop | |
6531 | * @global: Pointer to global data from wpa_supplicant_init() | |
6532 | * Returns: 0 after successful event loop run, -1 on failure | |
6533 | * | |
6534 | * This function starts the main event loop and continues running as long as | |
6535 | * there are any remaining events. In most cases, this function is running as | |
6536 | * long as the %wpa_supplicant process in still in use. | |
6537 | */ | |
6538 | int wpa_supplicant_run(struct wpa_global *global) | |
6539 | { | |
6540 | struct wpa_supplicant *wpa_s; | |
6541 | ||
6542 | if (global->params.daemonize && | |
2e69bdd1 RM |
6543 | (wpa_supplicant_daemon(global->params.pid_file) || |
6544 | eloop_sock_requeue())) | |
6fc6879b JM |
6545 | return -1; |
6546 | ||
2e997eec RM |
6547 | #ifdef CONFIG_MATCH_IFACE |
6548 | if (wpa_supplicant_match_existing(global)) | |
6549 | return -1; | |
6550 | #endif | |
6551 | ||
6fc6879b JM |
6552 | if (global->params.wait_for_monitor) { |
6553 | for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) | |
ede77701 | 6554 | if (wpa_s->ctrl_iface && !wpa_s->p2p_mgmt) |
6fc6879b JM |
6555 | wpa_supplicant_ctrl_iface_wait( |
6556 | wpa_s->ctrl_iface); | |
6557 | } | |
6558 | ||
0456ea16 JM |
6559 | eloop_register_signal_terminate(wpa_supplicant_terminate, global); |
6560 | eloop_register_signal_reconfig(wpa_supplicant_reconfig, global); | |
6fc6879b JM |
6561 | |
6562 | eloop_run(); | |
6563 | ||
6564 | return 0; | |
6565 | } | |
6566 | ||
6567 | ||
6568 | /** | |
6569 | * wpa_supplicant_deinit - Deinitialize %wpa_supplicant | |
6570 | * @global: Pointer to global data from wpa_supplicant_init() | |
6571 | * | |
6572 | * This function is called to deinitialize %wpa_supplicant and to free all | |
6573 | * allocated resources. Remaining network interfaces will also be removed. | |
6574 | */ | |
6575 | void wpa_supplicant_deinit(struct wpa_global *global) | |
6576 | { | |
ac305589 JM |
6577 | int i; |
6578 | ||
6fc6879b JM |
6579 | if (global == NULL) |
6580 | return; | |
6581 | ||
8c0d0ff2 JM |
6582 | eloop_cancel_timeout(wpas_periodic, global, NULL); |
6583 | ||
9675ce35 JM |
6584 | #ifdef CONFIG_WIFI_DISPLAY |
6585 | wifi_display_deinit(global); | |
6586 | #endif /* CONFIG_WIFI_DISPLAY */ | |
b22128ef | 6587 | |
6fc6879b | 6588 | while (global->ifaces) |
df509539 | 6589 | wpa_supplicant_remove_iface(global, global->ifaces, 1); |
6fc6879b JM |
6590 | |
6591 | if (global->ctrl_iface) | |
6592 | wpa_supplicant_global_ctrl_iface_deinit(global->ctrl_iface); | |
dc461de4 WS |
6593 | |
6594 | wpas_notify_supplicant_deinitialized(global); | |
6fc6879b JM |
6595 | |
6596 | eap_peer_unregister_methods(); | |
3ec97afe JM |
6597 | #ifdef CONFIG_AP |
6598 | eap_server_unregister_methods(); | |
6599 | #endif /* CONFIG_AP */ | |
6fc6879b | 6600 | |
c5121837 | 6601 | for (i = 0; wpa_drivers[i] && global->drv_priv; i++) { |
ac305589 JM |
6602 | if (!global->drv_priv[i]) |
6603 | continue; | |
c5121837 | 6604 | wpa_drivers[i]->global_deinit(global->drv_priv[i]); |
ac305589 JM |
6605 | } |
6606 | os_free(global->drv_priv); | |
6607 | ||
d47fa330 JM |
6608 | random_deinit(); |
6609 | ||
6fc6879b JM |
6610 | eloop_destroy(); |
6611 | ||
6612 | if (global->params.pid_file) { | |
6613 | os_daemonize_terminate(global->params.pid_file); | |
6614 | os_free(global->params.pid_file); | |
6615 | } | |
6616 | os_free(global->params.ctrl_interface); | |
29257565 | 6617 | os_free(global->params.ctrl_interface_group); |
d27df100 JM |
6618 | os_free(global->params.override_driver); |
6619 | os_free(global->params.override_ctrl_interface); | |
2e997eec RM |
6620 | #ifdef CONFIG_MATCH_IFACE |
6621 | os_free(global->params.match_ifaces); | |
6622 | #endif /* CONFIG_MATCH_IFACE */ | |
d4e59795 G |
6623 | #ifdef CONFIG_P2P |
6624 | os_free(global->params.conf_p2p_dev); | |
6625 | #endif /* CONFIG_P2P */ | |
6fc6879b | 6626 | |
af8a827b | 6627 | os_free(global->p2p_disallow_freq.range); |
253f2e37 | 6628 | os_free(global->p2p_go_avoid_freq.range); |
01a57fe4 | 6629 | os_free(global->add_psk); |
6f3bc72b | 6630 | |
6fc6879b | 6631 | os_free(global); |
daa70d49 | 6632 | wpa_debug_close_syslog(); |
6fc6879b | 6633 | wpa_debug_close_file(); |
4f68895e | 6634 | wpa_debug_close_linux_tracing(); |
6fc6879b | 6635 | } |
611aea7d JM |
6636 | |
6637 | ||
6638 | void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s) | |
6639 | { | |
849b5dc7 JM |
6640 | if ((wpa_s->conf->changed_parameters & CFG_CHANGED_COUNTRY) && |
6641 | wpa_s->conf->country[0] && wpa_s->conf->country[1]) { | |
6642 | char country[3]; | |
6643 | country[0] = wpa_s->conf->country[0]; | |
6644 | country[1] = wpa_s->conf->country[1]; | |
6645 | country[2] = '\0'; | |
6646 | if (wpa_drv_set_country(wpa_s, country) < 0) { | |
6647 | wpa_printf(MSG_ERROR, "Failed to set country code " | |
6648 | "'%s'", country); | |
6649 | } | |
6650 | } | |
6651 | ||
306ae225 JM |
6652 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_EXT_PW_BACKEND) |
6653 | wpas_init_ext_pw(wpa_s); | |
6654 | ||
bea48f77 JM |
6655 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_SCHED_SCAN_PLANS) |
6656 | wpas_sched_scan_plans_set(wpa_s, wpa_s->conf->sched_scan_plans); | |
6657 | ||
3c7863f8 LD |
6658 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_WOWLAN_TRIGGERS) { |
6659 | struct wpa_driver_capa capa; | |
6660 | int res = wpa_drv_get_capa(wpa_s, &capa); | |
6661 | ||
6662 | if (res == 0 && wpas_set_wowlan_triggers(wpa_s, &capa) < 0) | |
6663 | wpa_printf(MSG_ERROR, | |
6664 | "Failed to update wowlan_triggers to '%s'", | |
6665 | wpa_s->conf->wowlan_triggers); | |
6666 | } | |
6667 | ||
ef59f987 AB |
6668 | if (wpa_s->conf->changed_parameters & CFG_CHANGED_DISABLE_BTM) |
6669 | wpa_supplicant_set_default_scan_ies(wpa_s); | |
6670 | ||
611aea7d JM |
6671 | #ifdef CONFIG_WPS |
6672 | wpas_wps_update_config(wpa_s); | |
6673 | #endif /* CONFIG_WPS */ | |
b22128ef | 6674 | wpas_p2p_update_config(wpa_s); |
611aea7d JM |
6675 | wpa_s->conf->changed_parameters = 0; |
6676 | } | |
2f9c6aa6 JM |
6677 | |
6678 | ||
e1117c1c | 6679 | void add_freq(int *freqs, int *num_freqs, int freq) |
0fb337c1 JM |
6680 | { |
6681 | int i; | |
6682 | ||
6683 | for (i = 0; i < *num_freqs; i++) { | |
6684 | if (freqs[i] == freq) | |
6685 | return; | |
6686 | } | |
6687 | ||
6688 | freqs[*num_freqs] = freq; | |
6689 | (*num_freqs)++; | |
6690 | } | |
6691 | ||
6692 | ||
6693 | static int * get_bss_freqs_in_ess(struct wpa_supplicant *wpa_s) | |
6694 | { | |
6695 | struct wpa_bss *bss, *cbss; | |
6696 | const int max_freqs = 10; | |
6697 | int *freqs; | |
6698 | int num_freqs = 0; | |
6699 | ||
faebdeaa | 6700 | freqs = os_calloc(max_freqs + 1, sizeof(int)); |
0fb337c1 JM |
6701 | if (freqs == NULL) |
6702 | return NULL; | |
6703 | ||
6704 | cbss = wpa_s->current_bss; | |
6705 | ||
6706 | dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) { | |
6707 | if (bss == cbss) | |
6708 | continue; | |
6709 | if (bss->ssid_len == cbss->ssid_len && | |
6710 | os_memcmp(bss->ssid, cbss->ssid, bss->ssid_len) == 0 && | |
6711 | wpa_blacklist_get(wpa_s, bss->bssid) == NULL) { | |
6712 | add_freq(freqs, &num_freqs, bss->freq); | |
6713 | if (num_freqs == max_freqs) | |
6714 | break; | |
6715 | } | |
6716 | } | |
6717 | ||
6718 | if (num_freqs == 0) { | |
6719 | os_free(freqs); | |
6720 | freqs = NULL; | |
6721 | } | |
6722 | ||
6723 | return freqs; | |
6724 | } | |
6725 | ||
6726 | ||
6727 | void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid) | |
6728 | { | |
6729 | int timeout; | |
6730 | int count; | |
6731 | int *freqs = NULL; | |
6732 | ||
6ac4b15e JM |
6733 | wpas_connect_work_done(wpa_s); |
6734 | ||
5fd9fb27 JM |
6735 | /* |
6736 | * Remove possible authentication timeout since the connection failed. | |
6737 | */ | |
6738 | eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL); | |
6739 | ||
c2805909 JM |
6740 | /* |
6741 | * There is no point in blacklisting the AP if this event is | |
6742 | * generated based on local request to disconnect. | |
6743 | */ | |
6744 | if (wpa_s->own_disconnect_req) { | |
6745 | wpa_s->own_disconnect_req = 0; | |
6746 | wpa_dbg(wpa_s, MSG_DEBUG, | |
6747 | "Ignore connection failure due to local request to disconnect"); | |
6748 | return; | |
6749 | } | |
0cdb93fe | 6750 | if (wpa_s->disconnected) { |
0cdb93fe JM |
6751 | wpa_dbg(wpa_s, MSG_DEBUG, "Ignore connection failure " |
6752 | "indication since interface has been put into " | |
6753 | "disconnected state"); | |
6754 | return; | |
6755 | } | |
6756 | ||
0fb337c1 JM |
6757 | /* |
6758 | * Add the failed BSSID into the blacklist and speed up next scan | |
6759 | * attempt if there could be other APs that could accept association. | |
6760 | * The current blacklist count indicates how many times we have tried | |
6761 | * connecting to this AP and multiple attempts mean that other APs are | |
6762 | * either not available or has already been tried, so that we can start | |
6763 | * increasing the delay here to avoid constant scanning. | |
6764 | */ | |
6765 | count = wpa_blacklist_add(wpa_s, bssid); | |
6766 | if (count == 1 && wpa_s->current_bss) { | |
6767 | /* | |
6768 | * This BSS was not in the blacklist before. If there is | |
6769 | * another BSS available for the same ESS, we should try that | |
6770 | * next. Otherwise, we may as well try this one once more | |
6771 | * before allowing other, likely worse, ESSes to be considered. | |
6772 | */ | |
6773 | freqs = get_bss_freqs_in_ess(wpa_s); | |
6774 | if (freqs) { | |
f049052b BG |
6775 | wpa_dbg(wpa_s, MSG_DEBUG, "Another BSS in this ESS " |
6776 | "has been seen; try it next"); | |
0fb337c1 JM |
6777 | wpa_blacklist_add(wpa_s, bssid); |
6778 | /* | |
6779 | * On the next scan, go through only the known channels | |
6780 | * used in this ESS based on previous scans to speed up | |
6781 | * common load balancing use case. | |
6782 | */ | |
6783 | os_free(wpa_s->next_scan_freqs); | |
6784 | wpa_s->next_scan_freqs = freqs; | |
6785 | } | |
6786 | } | |
6787 | ||
f1a52633 JM |
6788 | /* |
6789 | * Add previous failure count in case the temporary blacklist was | |
6790 | * cleared due to no other BSSes being available. | |
6791 | */ | |
6792 | count += wpa_s->extra_blacklist_count; | |
6793 | ||
dd579704 JM |
6794 | if (count > 3 && wpa_s->current_ssid) { |
6795 | wpa_printf(MSG_DEBUG, "Continuous association failures - " | |
6796 | "consider temporary network disabling"); | |
b19c098e | 6797 | wpas_auth_failed(wpa_s, "CONN_FAILED"); |
dd579704 JM |
6798 | } |
6799 | ||
0fb337c1 JM |
6800 | switch (count) { |
6801 | case 1: | |
6802 | timeout = 100; | |
6803 | break; | |
6804 | case 2: | |
6805 | timeout = 500; | |
6806 | break; | |
6807 | case 3: | |
6808 | timeout = 1000; | |
6809 | break; | |
f1a52633 | 6810 | case 4: |
0fb337c1 | 6811 | timeout = 5000; |
f1a52633 JM |
6812 | break; |
6813 | default: | |
6814 | timeout = 10000; | |
6815 | break; | |
0fb337c1 JM |
6816 | } |
6817 | ||
f1a52633 JM |
6818 | wpa_dbg(wpa_s, MSG_DEBUG, "Blacklist count %d --> request scan in %d " |
6819 | "ms", count, timeout); | |
6820 | ||
0fb337c1 JM |
6821 | /* |
6822 | * TODO: if more than one possible AP is available in scan results, | |
6823 | * could try the other ones before requesting a new scan. | |
6824 | */ | |
0a42f1ed IP |
6825 | |
6826 | /* speed up the connection attempt with normal scan */ | |
6827 | wpa_s->normal_scans = 0; | |
0fb337c1 JM |
6828 | wpa_supplicant_req_scan(wpa_s, timeout / 1000, |
6829 | 1000 * (timeout % 1000)); | |
6830 | } | |
22628eca JM |
6831 | |
6832 | ||
af835d75 AB |
6833 | #ifdef CONFIG_FILS |
6834 | void fils_connection_failure(struct wpa_supplicant *wpa_s) | |
6835 | { | |
6836 | struct wpa_ssid *ssid = wpa_s->current_ssid; | |
6837 | const u8 *realm, *username, *rrk; | |
6838 | size_t realm_len, username_len, rrk_len; | |
6839 | u16 next_seq_num; | |
6840 | ||
6841 | if (!ssid || !ssid->eap.erp || !wpa_key_mgmt_fils(ssid->key_mgmt) || | |
6842 | eapol_sm_get_erp_info(wpa_s->eapol, &ssid->eap, | |
6843 | &username, &username_len, | |
6844 | &realm, &realm_len, &next_seq_num, | |
6845 | &rrk, &rrk_len) != 0 || | |
6846 | !realm) | |
6847 | return; | |
6848 | ||
6849 | wpa_hexdump_ascii(MSG_DEBUG, | |
6850 | "FILS: Store last connection failure realm", | |
6851 | realm, realm_len); | |
6852 | os_free(wpa_s->last_con_fail_realm); | |
6853 | wpa_s->last_con_fail_realm = os_malloc(realm_len); | |
6854 | if (wpa_s->last_con_fail_realm) { | |
6855 | wpa_s->last_con_fail_realm_len = realm_len; | |
6856 | os_memcpy(wpa_s->last_con_fail_realm, realm, realm_len); | |
6857 | } | |
6858 | } | |
6859 | #endif /* CONFIG_FILS */ | |
6860 | ||
6861 | ||
22628eca JM |
6862 | int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s) |
6863 | { | |
6864 | return wpa_s->conf->ap_scan == 2 || | |
6865 | (wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION); | |
6866 | } | |
d2118814 JM |
6867 | |
6868 | ||
6869 | #if defined(CONFIG_CTRL_IFACE) || defined(CONFIG_CTRL_IFACE_DBUS_NEW) | |
6870 | int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s, | |
6871 | struct wpa_ssid *ssid, | |
6872 | const char *field, | |
6873 | const char *value) | |
6874 | { | |
6875 | #ifdef IEEE8021X_EAPOL | |
6876 | struct eap_peer_config *eap = &ssid->eap; | |
6877 | ||
6878 | wpa_printf(MSG_DEBUG, "CTRL_IFACE: response handle field=%s", field); | |
6879 | wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: response value", | |
6880 | (const u8 *) value, os_strlen(value)); | |
6881 | ||
6882 | switch (wpa_supplicant_ctrl_req_from_string(field)) { | |
6883 | case WPA_CTRL_REQ_EAP_IDENTITY: | |
6884 | os_free(eap->identity); | |
6885 | eap->identity = (u8 *) os_strdup(value); | |
6886 | eap->identity_len = os_strlen(value); | |
6887 | eap->pending_req_identity = 0; | |
6888 | if (ssid == wpa_s->current_ssid) | |
6889 | wpa_s->reassociate = 1; | |
6890 | break; | |
6891 | case WPA_CTRL_REQ_EAP_PASSWORD: | |
19c48da0 | 6892 | bin_clear_free(eap->password, eap->password_len); |
d2118814 JM |
6893 | eap->password = (u8 *) os_strdup(value); |
6894 | eap->password_len = os_strlen(value); | |
6895 | eap->pending_req_password = 0; | |
6896 | if (ssid == wpa_s->current_ssid) | |
6897 | wpa_s->reassociate = 1; | |
6898 | break; | |
6899 | case WPA_CTRL_REQ_EAP_NEW_PASSWORD: | |
19c48da0 | 6900 | bin_clear_free(eap->new_password, eap->new_password_len); |
d2118814 JM |
6901 | eap->new_password = (u8 *) os_strdup(value); |
6902 | eap->new_password_len = os_strlen(value); | |
6903 | eap->pending_req_new_password = 0; | |
6904 | if (ssid == wpa_s->current_ssid) | |
6905 | wpa_s->reassociate = 1; | |
6906 | break; | |
6907 | case WPA_CTRL_REQ_EAP_PIN: | |
b99c4cad JM |
6908 | str_clear_free(eap->cert.pin); |
6909 | eap->cert.pin = os_strdup(value); | |
d2118814 JM |
6910 | eap->pending_req_pin = 0; |
6911 | if (ssid == wpa_s->current_ssid) | |
6912 | wpa_s->reassociate = 1; | |
6913 | break; | |
6914 | case WPA_CTRL_REQ_EAP_OTP: | |
19c48da0 | 6915 | bin_clear_free(eap->otp, eap->otp_len); |
d2118814 JM |
6916 | eap->otp = (u8 *) os_strdup(value); |
6917 | eap->otp_len = os_strlen(value); | |
6918 | os_free(eap->pending_req_otp); | |
6919 | eap->pending_req_otp = NULL; | |
6920 | eap->pending_req_otp_len = 0; | |
6921 | break; | |
6922 | case WPA_CTRL_REQ_EAP_PASSPHRASE: | |
b99c4cad JM |
6923 | str_clear_free(eap->cert.private_key_passwd); |
6924 | eap->cert.private_key_passwd = os_strdup(value); | |
d2118814 JM |
6925 | eap->pending_req_passphrase = 0; |
6926 | if (ssid == wpa_s->current_ssid) | |
6927 | wpa_s->reassociate = 1; | |
6928 | break; | |
a5d44ac0 | 6929 | case WPA_CTRL_REQ_SIM: |
19c48da0 | 6930 | str_clear_free(eap->external_sim_resp); |
a5d44ac0 | 6931 | eap->external_sim_resp = os_strdup(value); |
ed9b1c16 | 6932 | eap->pending_req_sim = 0; |
a5d44ac0 | 6933 | break; |
a52410c2 JM |
6934 | case WPA_CTRL_REQ_PSK_PASSPHRASE: |
6935 | if (wpa_config_set(ssid, "psk", value, 0) < 0) | |
6936 | return -1; | |
6937 | ssid->mem_only_psk = 1; | |
6938 | if (ssid->passphrase) | |
6939 | wpa_config_update_psk(ssid); | |
6940 | if (wpa_s->wpa_state == WPA_SCANNING && !wpa_s->scanning) | |
6941 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
6942 | break; | |
3c108b75 JM |
6943 | case WPA_CTRL_REQ_EXT_CERT_CHECK: |
6944 | if (eap->pending_ext_cert_check != PENDING_CHECK) | |
6945 | return -1; | |
6946 | if (os_strcmp(value, "good") == 0) | |
6947 | eap->pending_ext_cert_check = EXT_CERT_CHECK_GOOD; | |
6948 | else if (os_strcmp(value, "bad") == 0) | |
6949 | eap->pending_ext_cert_check = EXT_CERT_CHECK_BAD; | |
6950 | else | |
6951 | return -1; | |
6952 | break; | |
d2118814 JM |
6953 | default: |
6954 | wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", field); | |
6955 | return -1; | |
6956 | } | |
6957 | ||
6958 | return 0; | |
6959 | #else /* IEEE8021X_EAPOL */ | |
6960 | wpa_printf(MSG_DEBUG, "CTRL_IFACE: IEEE 802.1X not included"); | |
6961 | return -1; | |
6962 | #endif /* IEEE8021X_EAPOL */ | |
6963 | } | |
6964 | #endif /* CONFIG_CTRL_IFACE || CONFIG_CTRL_IFACE_DBUS_NEW */ | |
349493bd JM |
6965 | |
6966 | ||
6967 | int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid) | |
6968 | { | |
6969 | int i; | |
6970 | unsigned int drv_enc; | |
6971 | ||
44b9ea5b JM |
6972 | if (wpa_s->p2p_mgmt) |
6973 | return 1; /* no normal network profiles on p2p_mgmt interface */ | |
6974 | ||
349493bd JM |
6975 | if (ssid == NULL) |
6976 | return 1; | |
6977 | ||
6978 | if (ssid->disabled) | |
6979 | return 1; | |
6980 | ||
9feadba1 | 6981 | if (wpa_s->drv_capa_known) |
349493bd JM |
6982 | drv_enc = wpa_s->drv_enc; |
6983 | else | |
6984 | drv_enc = (unsigned int) -1; | |
6985 | ||
6986 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
6987 | size_t len = ssid->wep_key_len[i]; | |
6988 | if (len == 0) | |
6989 | continue; | |
6990 | if (len == 5 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP40)) | |
6991 | continue; | |
6992 | if (len == 13 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP104)) | |
6993 | continue; | |
6994 | if (len == 16 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP128)) | |
6995 | continue; | |
6996 | return 1; /* invalid WEP key */ | |
6997 | } | |
6998 | ||
9173b16f | 6999 | if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt) && !ssid->psk_set && |
a52410c2 | 7000 | (!ssid->passphrase || ssid->ssid_len != 0) && !ssid->ext_psk && |
a34ca59e | 7001 | !(wpa_key_mgmt_sae(ssid->key_mgmt) && ssid->sae_password) && |
a52410c2 | 7002 | !ssid->mem_only_psk) |
2518aad3 JM |
7003 | return 1; |
7004 | ||
349493bd JM |
7005 | return 0; |
7006 | } | |
b9cfc09a JJ |
7007 | |
7008 | ||
3f56a2b7 JM |
7009 | int wpas_get_ssid_pmf(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid) |
7010 | { | |
3f56a2b7 JM |
7011 | if (ssid == NULL || ssid->ieee80211w == MGMT_FRAME_PROTECTION_DEFAULT) { |
7012 | if (wpa_s->conf->pmf == MGMT_FRAME_PROTECTION_OPTIONAL && | |
7013 | !(wpa_s->drv_enc & WPA_DRIVER_CAPA_ENC_BIP)) { | |
7014 | /* | |
7015 | * Driver does not support BIP -- ignore pmf=1 default | |
7016 | * since the connection with PMF would fail and the | |
7017 | * configuration does not require PMF to be enabled. | |
7018 | */ | |
7019 | return NO_MGMT_FRAME_PROTECTION; | |
7020 | } | |
7021 | ||
22950049 JM |
7022 | if (ssid && |
7023 | (ssid->key_mgmt & | |
7024 | ~(WPA_KEY_MGMT_NONE | WPA_KEY_MGMT_WPS | | |
7025 | WPA_KEY_MGMT_IEEE8021X_NO_WPA)) == 0) { | |
7026 | /* | |
7027 | * Do not use the default PMF value for non-RSN networks | |
7028 | * since PMF is available only with RSN and pmf=2 | |
7029 | * configuration would otherwise prevent connections to | |
7030 | * all open networks. | |
7031 | */ | |
7032 | return NO_MGMT_FRAME_PROTECTION; | |
7033 | } | |
7034 | ||
3f56a2b7 JM |
7035 | return wpa_s->conf->pmf; |
7036 | } | |
7037 | ||
7038 | return ssid->ieee80211w; | |
3f56a2b7 JM |
7039 | } |
7040 | ||
7041 | ||
b9cfc09a JJ |
7042 | int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s) |
7043 | { | |
7044 | if (wpa_s->global->conc_pref == WPA_CONC_PREF_P2P) | |
7045 | return 1; | |
7046 | if (wpa_s->global->conc_pref == WPA_CONC_PREF_STA) | |
7047 | return 0; | |
7048 | return -1; | |
7049 | } | |
00e5e3d5 JM |
7050 | |
7051 | ||
b19c098e | 7052 | void wpas_auth_failed(struct wpa_supplicant *wpa_s, char *reason) |
00e5e3d5 JM |
7053 | { |
7054 | struct wpa_ssid *ssid = wpa_s->current_ssid; | |
7055 | int dur; | |
4e1eae1d | 7056 | struct os_reltime now; |
00e5e3d5 JM |
7057 | |
7058 | if (ssid == NULL) { | |
7059 | wpa_printf(MSG_DEBUG, "Authentication failure but no known " | |
7060 | "SSID block"); | |
7061 | return; | |
7062 | } | |
7063 | ||
7064 | if (ssid->key_mgmt == WPA_KEY_MGMT_WPS) | |
7065 | return; | |
7066 | ||
7067 | ssid->auth_failures++; | |
cbf41ca7 SL |
7068 | |
7069 | #ifdef CONFIG_P2P | |
7070 | if (ssid->p2p_group && | |
7071 | (wpa_s->p2p_in_provisioning || wpa_s->show_group_started)) { | |
7072 | /* | |
7073 | * Skip the wait time since there is a short timeout on the | |
7074 | * connection to a P2P group. | |
7075 | */ | |
7076 | return; | |
7077 | } | |
7078 | #endif /* CONFIG_P2P */ | |
7079 | ||
00e5e3d5 JM |
7080 | if (ssid->auth_failures > 50) |
7081 | dur = 300; | |
00e5e3d5 | 7082 | else if (ssid->auth_failures > 10) |
8a77f1be | 7083 | dur = 120; |
00e5e3d5 | 7084 | else if (ssid->auth_failures > 5) |
8a77f1be JM |
7085 | dur = 90; |
7086 | else if (ssid->auth_failures > 3) | |
7087 | dur = 60; | |
7088 | else if (ssid->auth_failures > 2) | |
00e5e3d5 JM |
7089 | dur = 30; |
7090 | else if (ssid->auth_failures > 1) | |
7091 | dur = 20; | |
7092 | else | |
7093 | dur = 10; | |
7094 | ||
8a77f1be JM |
7095 | if (ssid->auth_failures > 1 && |
7096 | wpa_key_mgmt_wpa_ieee8021x(ssid->key_mgmt)) | |
7097 | dur += os_random() % (ssid->auth_failures * 10); | |
7098 | ||
4e1eae1d | 7099 | os_get_reltime(&now); |
00e5e3d5 JM |
7100 | if (now.sec + dur <= ssid->disabled_until.sec) |
7101 | return; | |
7102 | ||
7103 | ssid->disabled_until.sec = now.sec + dur; | |
7104 | ||
7105 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_TEMP_DISABLED | |
b19c098e | 7106 | "id=%d ssid=\"%s\" auth_failures=%u duration=%d reason=%s", |
00e5e3d5 | 7107 | ssid->id, wpa_ssid_txt(ssid->ssid, ssid->ssid_len), |
b19c098e | 7108 | ssid->auth_failures, dur, reason); |
00e5e3d5 JM |
7109 | } |
7110 | ||
7111 | ||
7112 | void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s, | |
7113 | struct wpa_ssid *ssid, int clear_failures) | |
7114 | { | |
7115 | if (ssid == NULL) | |
7116 | return; | |
7117 | ||
7118 | if (ssid->disabled_until.sec) { | |
7119 | wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_REENABLED | |
7120 | "id=%d ssid=\"%s\"", | |
7121 | ssid->id, wpa_ssid_txt(ssid->ssid, ssid->ssid_len)); | |
7122 | } | |
7123 | ssid->disabled_until.sec = 0; | |
7124 | ssid->disabled_until.usec = 0; | |
7125 | if (clear_failures) | |
7126 | ssid->auth_failures = 0; | |
7127 | } | |
6407f413 JM |
7128 | |
7129 | ||
7130 | int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid) | |
7131 | { | |
7132 | size_t i; | |
7133 | ||
7134 | if (wpa_s->disallow_aps_bssid == NULL) | |
7135 | return 0; | |
7136 | ||
7137 | for (i = 0; i < wpa_s->disallow_aps_bssid_count; i++) { | |
7138 | if (os_memcmp(wpa_s->disallow_aps_bssid + i * ETH_ALEN, | |
7139 | bssid, ETH_ALEN) == 0) | |
7140 | return 1; | |
7141 | } | |
7142 | ||
7143 | return 0; | |
7144 | } | |
7145 | ||
7146 | ||
7147 | int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid, | |
7148 | size_t ssid_len) | |
7149 | { | |
7150 | size_t i; | |
7151 | ||
7152 | if (wpa_s->disallow_aps_ssid == NULL || ssid == NULL) | |
7153 | return 0; | |
7154 | ||
7155 | for (i = 0; i < wpa_s->disallow_aps_ssid_count; i++) { | |
7156 | struct wpa_ssid_value *s = &wpa_s->disallow_aps_ssid[i]; | |
7157 | if (ssid_len == s->ssid_len && | |
7158 | os_memcmp(ssid, s->ssid, ssid_len) == 0) | |
7159 | return 1; | |
7160 | } | |
7161 | ||
7162 | return 0; | |
7163 | } | |
9796a86c JM |
7164 | |
7165 | ||
7166 | /** | |
7167 | * wpas_request_connection - Request a new connection | |
7168 | * @wpa_s: Pointer to the network interface | |
7169 | * | |
7170 | * This function is used to request a new connection to be found. It will mark | |
7171 | * the interface to allow reassociation and request a new scan to find a | |
7172 | * suitable network to connect to. | |
7173 | */ | |
7174 | void wpas_request_connection(struct wpa_supplicant *wpa_s) | |
7175 | { | |
7176 | wpa_s->normal_scans = 0; | |
5214f4fa | 7177 | wpa_s->scan_req = NORMAL_SCAN_REQ; |
9796a86c JM |
7178 | wpa_supplicant_reinit_autoscan(wpa_s); |
7179 | wpa_s->extra_blacklist_count = 0; | |
7180 | wpa_s->disconnected = 0; | |
7181 | wpa_s->reassociate = 1; | |
2cb40e9f | 7182 | wpa_s->last_owe_group = 0; |
5e24beae MH |
7183 | |
7184 | if (wpa_supplicant_fast_associate(wpa_s) != 1) | |
7185 | wpa_supplicant_req_scan(wpa_s, 0, 0); | |
0c5f01fd B |
7186 | else |
7187 | wpa_s->reattach = 0; | |
9796a86c | 7188 | } |
36b9883d DG |
7189 | |
7190 | ||
5f040be4 RP |
7191 | /** |
7192 | * wpas_request_disconnection - Request disconnection | |
7193 | * @wpa_s: Pointer to the network interface | |
7194 | * | |
7195 | * This function is used to request disconnection from the currently connected | |
7196 | * network. This will stop any ongoing scans and initiate deauthentication. | |
7197 | */ | |
7198 | void wpas_request_disconnection(struct wpa_supplicant *wpa_s) | |
7199 | { | |
7200 | #ifdef CONFIG_SME | |
7201 | wpa_s->sme.prev_bssid_set = 0; | |
7202 | #endif /* CONFIG_SME */ | |
7203 | wpa_s->reassociate = 0; | |
7204 | wpa_s->disconnected = 1; | |
7205 | wpa_supplicant_cancel_sched_scan(wpa_s); | |
7206 | wpa_supplicant_cancel_scan(wpa_s); | |
7207 | wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING); | |
7208 | eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL); | |
f5db7750 JM |
7209 | radio_remove_works(wpa_s, "connect", 0); |
7210 | radio_remove_works(wpa_s, "sme-connect", 0); | |
5f040be4 RP |
7211 | } |
7212 | ||
7213 | ||
a0c90bb0 IP |
7214 | void dump_freq_data(struct wpa_supplicant *wpa_s, const char *title, |
7215 | struct wpa_used_freq_data *freqs_data, | |
7216 | unsigned int len) | |
7217 | { | |
7218 | unsigned int i; | |
7219 | ||
7220 | wpa_dbg(wpa_s, MSG_DEBUG, "Shared frequencies (len=%u): %s", | |
7221 | len, title); | |
7222 | for (i = 0; i < len; i++) { | |
7223 | struct wpa_used_freq_data *cur = &freqs_data[i]; | |
7224 | wpa_dbg(wpa_s, MSG_DEBUG, "freq[%u]: %d, flags=0x%X", | |
7225 | i, cur->freq, cur->flags); | |
7226 | } | |
7227 | } | |
7228 | ||
7229 | ||
53c5dfc2 IP |
7230 | /* |
7231 | * Find the operating frequencies of any of the virtual interfaces that | |
a0c90bb0 IP |
7232 | * are using the same radio as the current interface, and in addition, get |
7233 | * information about the interface types that are using the frequency. | |
53c5dfc2 | 7234 | */ |
a0c90bb0 IP |
7235 | int get_shared_radio_freqs_data(struct wpa_supplicant *wpa_s, |
7236 | struct wpa_used_freq_data *freqs_data, | |
7237 | unsigned int len) | |
53c5dfc2 | 7238 | { |
53c5dfc2 IP |
7239 | struct wpa_supplicant *ifs; |
7240 | u8 bssid[ETH_ALEN]; | |
7241 | int freq; | |
7242 | unsigned int idx = 0, i; | |
7243 | ||
217cf499 JM |
7244 | wpa_dbg(wpa_s, MSG_DEBUG, |
7245 | "Determining shared radio frequencies (max len %u)", len); | |
a0c90bb0 | 7246 | os_memset(freqs_data, 0, sizeof(struct wpa_used_freq_data) * len); |
53c5dfc2 | 7247 | |
0ad3b9c4 JM |
7248 | dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant, |
7249 | radio_list) { | |
a0c90bb0 IP |
7250 | if (idx == len) |
7251 | break; | |
7252 | ||
53c5dfc2 IP |
7253 | if (ifs->current_ssid == NULL || ifs->assoc_freq == 0) |
7254 | continue; | |
7255 | ||
7256 | if (ifs->current_ssid->mode == WPAS_MODE_AP || | |
241c3333 MH |
7257 | ifs->current_ssid->mode == WPAS_MODE_P2P_GO || |
7258 | ifs->current_ssid->mode == WPAS_MODE_MESH) | |
53c5dfc2 IP |
7259 | freq = ifs->current_ssid->frequency; |
7260 | else if (wpa_drv_get_bssid(ifs, bssid) == 0) | |
7261 | freq = ifs->assoc_freq; | |
7262 | else | |
7263 | continue; | |
7264 | ||
7265 | /* Hold only distinct freqs */ | |
7266 | for (i = 0; i < idx; i++) | |
a0c90bb0 | 7267 | if (freqs_data[i].freq == freq) |
53c5dfc2 IP |
7268 | break; |
7269 | ||
7270 | if (i == idx) | |
a0c90bb0 IP |
7271 | freqs_data[idx++].freq = freq; |
7272 | ||
7273 | if (ifs->current_ssid->mode == WPAS_MODE_INFRA) { | |
22264b3c | 7274 | freqs_data[i].flags |= ifs->current_ssid->p2p_group ? |
a0c90bb0 IP |
7275 | WPA_FREQ_USED_BY_P2P_CLIENT : |
7276 | WPA_FREQ_USED_BY_INFRA_STATION; | |
7277 | } | |
53c5dfc2 | 7278 | } |
217cf499 | 7279 | |
a0c90bb0 | 7280 | dump_freq_data(wpa_s, "completed iteration", freqs_data, idx); |
53c5dfc2 IP |
7281 | return idx; |
7282 | } | |
a0c90bb0 IP |
7283 | |
7284 | ||
7285 | /* | |
7286 | * Find the operating frequencies of any of the virtual interfaces that | |
7287 | * are using the same radio as the current interface. | |
7288 | */ | |
7289 | int get_shared_radio_freqs(struct wpa_supplicant *wpa_s, | |
7290 | int *freq_array, unsigned int len) | |
7291 | { | |
7292 | struct wpa_used_freq_data *freqs_data; | |
7293 | int num, i; | |
7294 | ||
7295 | os_memset(freq_array, 0, sizeof(int) * len); | |
7296 | ||
7297 | freqs_data = os_calloc(len, sizeof(struct wpa_used_freq_data)); | |
7298 | if (!freqs_data) | |
7299 | return -1; | |
7300 | ||
7301 | num = get_shared_radio_freqs_data(wpa_s, freqs_data, len); | |
7302 | for (i = 0; i < num; i++) | |
7303 | freq_array[i] = freqs_data[i].freq; | |
7304 | ||
7305 | os_free(freqs_data); | |
7306 | ||
7307 | return num; | |
7308 | } | |
b361d580 AK |
7309 | |
7310 | ||
af041f99 AA |
7311 | struct wpa_supplicant * |
7312 | wpas_vendor_elem(struct wpa_supplicant *wpa_s, enum wpa_vendor_elem_frame frame) | |
7313 | { | |
7314 | switch (frame) { | |
7315 | #ifdef CONFIG_P2P | |
7316 | case VENDOR_ELEM_PROBE_REQ_P2P: | |
7317 | case VENDOR_ELEM_PROBE_RESP_P2P: | |
7318 | case VENDOR_ELEM_PROBE_RESP_P2P_GO: | |
7319 | case VENDOR_ELEM_BEACON_P2P_GO: | |
7320 | case VENDOR_ELEM_P2P_PD_REQ: | |
7321 | case VENDOR_ELEM_P2P_PD_RESP: | |
7322 | case VENDOR_ELEM_P2P_GO_NEG_REQ: | |
7323 | case VENDOR_ELEM_P2P_GO_NEG_RESP: | |
7324 | case VENDOR_ELEM_P2P_GO_NEG_CONF: | |
7325 | case VENDOR_ELEM_P2P_INV_REQ: | |
7326 | case VENDOR_ELEM_P2P_INV_RESP: | |
7327 | case VENDOR_ELEM_P2P_ASSOC_REQ: | |
7328 | case VENDOR_ELEM_P2P_ASSOC_RESP: | |
ba307f85 | 7329 | return wpa_s->p2pdev; |
af041f99 AA |
7330 | #endif /* CONFIG_P2P */ |
7331 | default: | |
7332 | return wpa_s; | |
7333 | } | |
7334 | } | |
7335 | ||
7336 | ||
7337 | void wpas_vendor_elem_update(struct wpa_supplicant *wpa_s) | |
7338 | { | |
7339 | unsigned int i; | |
7340 | char buf[30]; | |
7341 | ||
7342 | wpa_printf(MSG_DEBUG, "Update vendor elements"); | |
7343 | ||
7344 | for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) { | |
7345 | if (wpa_s->vendor_elem[i]) { | |
7346 | int res; | |
7347 | ||
7348 | res = os_snprintf(buf, sizeof(buf), "frame[%u]", i); | |
7349 | if (!os_snprintf_error(sizeof(buf), res)) { | |
7350 | wpa_hexdump_buf(MSG_DEBUG, buf, | |
7351 | wpa_s->vendor_elem[i]); | |
7352 | } | |
7353 | } | |
7354 | } | |
7355 | ||
7356 | #ifdef CONFIG_P2P | |
7357 | if (wpa_s->parent == wpa_s && | |
7358 | wpa_s->global->p2p && | |
7359 | !wpa_s->global->p2p_disabled) | |
7360 | p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem); | |
7361 | #endif /* CONFIG_P2P */ | |
7362 | } | |
7363 | ||
7364 | ||
7365 | int wpas_vendor_elem_remove(struct wpa_supplicant *wpa_s, int frame, | |
7366 | const u8 *elem, size_t len) | |
7367 | { | |
7368 | u8 *ie, *end; | |
7369 | ||
7370 | ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]); | |
7371 | end = ie + wpabuf_len(wpa_s->vendor_elem[frame]); | |
7372 | ||
7373 | for (; ie + 1 < end; ie += 2 + ie[1]) { | |
7374 | if (ie + len > end) | |
7375 | break; | |
7376 | if (os_memcmp(ie, elem, len) != 0) | |
7377 | continue; | |
7378 | ||
7379 | if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) { | |
7380 | wpabuf_free(wpa_s->vendor_elem[frame]); | |
7381 | wpa_s->vendor_elem[frame] = NULL; | |
7382 | } else { | |
7383 | os_memmove(ie, ie + len, end - (ie + len)); | |
7384 | wpa_s->vendor_elem[frame]->used -= len; | |
7385 | } | |
7386 | wpas_vendor_elem_update(wpa_s); | |
7387 | return 0; | |
7388 | } | |
7389 | ||
7390 | return -1; | |
7391 | } | |
ea69d973 AS |
7392 | |
7393 | ||
7394 | struct hostapd_hw_modes * get_mode(struct hostapd_hw_modes *modes, | |
7395 | u16 num_modes, enum hostapd_hw_mode mode) | |
7396 | { | |
7397 | u16 i; | |
7398 | ||
7399 | for (i = 0; i < num_modes; i++) { | |
7400 | if (modes[i].mode == mode) | |
7401 | return &modes[i]; | |
7402 | } | |
7403 | ||
7404 | return NULL; | |
7405 | } | |
dd599908 AS |
7406 | |
7407 | ||
7408 | static struct | |
7409 | wpa_bss_tmp_disallowed * wpas_get_disallowed_bss(struct wpa_supplicant *wpa_s, | |
7410 | const u8 *bssid) | |
7411 | { | |
7412 | struct wpa_bss_tmp_disallowed *bss; | |
7413 | ||
7414 | dl_list_for_each(bss, &wpa_s->bss_tmp_disallowed, | |
7415 | struct wpa_bss_tmp_disallowed, list) { | |
7416 | if (os_memcmp(bssid, bss->bssid, ETH_ALEN) == 0) | |
7417 | return bss; | |
7418 | } | |
7419 | ||
7420 | return NULL; | |
7421 | } | |
7422 | ||
7423 | ||
b04854ce AP |
7424 | static int wpa_set_driver_tmp_disallow_list(struct wpa_supplicant *wpa_s) |
7425 | { | |
7426 | struct wpa_bss_tmp_disallowed *tmp; | |
7427 | unsigned int num_bssid = 0; | |
7428 | u8 *bssids; | |
7429 | int ret; | |
7430 | ||
7431 | bssids = os_malloc(dl_list_len(&wpa_s->bss_tmp_disallowed) * ETH_ALEN); | |
7432 | if (!bssids) | |
7433 | return -1; | |
7434 | dl_list_for_each(tmp, &wpa_s->bss_tmp_disallowed, | |
7435 | struct wpa_bss_tmp_disallowed, list) { | |
7436 | os_memcpy(&bssids[num_bssid * ETH_ALEN], tmp->bssid, | |
7437 | ETH_ALEN); | |
7438 | num_bssid++; | |
7439 | } | |
7440 | ret = wpa_drv_set_bssid_blacklist(wpa_s, num_bssid, bssids); | |
7441 | os_free(bssids); | |
7442 | return ret; | |
7443 | } | |
7444 | ||
7445 | ||
7446 | static void wpa_bss_tmp_disallow_timeout(void *eloop_ctx, void *timeout_ctx) | |
7447 | { | |
7448 | struct wpa_supplicant *wpa_s = eloop_ctx; | |
7449 | struct wpa_bss_tmp_disallowed *tmp, *bss = timeout_ctx; | |
7450 | ||
7451 | /* Make sure the bss is not already freed */ | |
7452 | dl_list_for_each(tmp, &wpa_s->bss_tmp_disallowed, | |
7453 | struct wpa_bss_tmp_disallowed, list) { | |
7454 | if (bss == tmp) { | |
7455 | dl_list_del(&tmp->list); | |
7456 | os_free(tmp); | |
7457 | wpa_set_driver_tmp_disallow_list(wpa_s); | |
7458 | break; | |
7459 | } | |
7460 | } | |
7461 | } | |
7462 | ||
7463 | ||
dd599908 | 7464 | void wpa_bss_tmp_disallow(struct wpa_supplicant *wpa_s, const u8 *bssid, |
19677b77 | 7465 | unsigned int sec, int rssi_threshold) |
dd599908 AS |
7466 | { |
7467 | struct wpa_bss_tmp_disallowed *bss; | |
dd599908 AS |
7468 | |
7469 | bss = wpas_get_disallowed_bss(wpa_s, bssid); | |
7470 | if (bss) { | |
b04854ce | 7471 | eloop_cancel_timeout(wpa_bss_tmp_disallow_timeout, wpa_s, bss); |
19677b77 | 7472 | goto finish; |
dd599908 AS |
7473 | } |
7474 | ||
7475 | bss = os_malloc(sizeof(*bss)); | |
7476 | if (!bss) { | |
7477 | wpa_printf(MSG_DEBUG, | |
7478 | "Failed to allocate memory for temp disallow BSS"); | |
7479 | return; | |
7480 | } | |
7481 | ||
dd599908 AS |
7482 | os_memcpy(bss->bssid, bssid, ETH_ALEN); |
7483 | dl_list_add(&wpa_s->bss_tmp_disallowed, &bss->list); | |
b04854ce | 7484 | wpa_set_driver_tmp_disallow_list(wpa_s); |
19677b77 BL |
7485 | |
7486 | finish: | |
7487 | bss->rssi_threshold = rssi_threshold; | |
b04854ce AP |
7488 | eloop_register_timeout(sec, 0, wpa_bss_tmp_disallow_timeout, |
7489 | wpa_s, bss); | |
dd599908 AS |
7490 | } |
7491 | ||
7492 | ||
19677b77 BL |
7493 | int wpa_is_bss_tmp_disallowed(struct wpa_supplicant *wpa_s, |
7494 | struct wpa_bss *bss) | |
dd599908 | 7495 | { |
19677b77 | 7496 | struct wpa_bss_tmp_disallowed *disallowed = NULL, *tmp, *prev; |
dd599908 | 7497 | |
d010048c JM |
7498 | dl_list_for_each_safe(tmp, prev, &wpa_s->bss_tmp_disallowed, |
7499 | struct wpa_bss_tmp_disallowed, list) { | |
19677b77 BL |
7500 | if (os_memcmp(bss->bssid, tmp->bssid, ETH_ALEN) == 0) { |
7501 | disallowed = tmp; | |
d010048c JM |
7502 | break; |
7503 | } | |
7504 | } | |
19677b77 BL |
7505 | if (!disallowed) |
7506 | return 0; | |
7507 | ||
7508 | if (disallowed->rssi_threshold != 0 && | |
7509 | bss->level > disallowed->rssi_threshold) | |
dd599908 AS |
7510 | return 0; |
7511 | ||
d010048c | 7512 | return 1; |
dd599908 | 7513 | } |
91b6eba7 EC |
7514 | |
7515 | ||
7516 | int wpas_enable_mac_addr_randomization(struct wpa_supplicant *wpa_s, | |
7517 | unsigned int type, const u8 *addr, | |
7518 | const u8 *mask) | |
7519 | { | |
7520 | if ((addr && !mask) || (!addr && mask)) { | |
7521 | wpa_printf(MSG_INFO, | |
7522 | "MAC_ADDR_RAND_SCAN invalid addr/mask combination"); | |
7523 | return -1; | |
7524 | } | |
7525 | ||
7526 | if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) { | |
7527 | wpa_printf(MSG_INFO, | |
7528 | "MAC_ADDR_RAND_SCAN cannot allow multicast address"); | |
7529 | return -1; | |
7530 | } | |
7531 | ||
7532 | if (type & MAC_ADDR_RAND_SCAN) { | |
7533 | if (wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN, | |
7534 | addr, mask)) | |
7535 | return -1; | |
7536 | } | |
7537 | ||
7538 | if (type & MAC_ADDR_RAND_SCHED_SCAN) { | |
7539 | if (wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN, | |
7540 | addr, mask)) | |
7541 | return -1; | |
7542 | ||
7543 | if (wpa_s->sched_scanning && !wpa_s->pno) | |
7544 | wpas_scan_restart_sched_scan(wpa_s); | |
7545 | } | |
7546 | ||
7547 | if (type & MAC_ADDR_RAND_PNO) { | |
7548 | if (wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO, | |
7549 | addr, mask)) | |
7550 | return -1; | |
7551 | ||
7552 | if (wpa_s->pno) { | |
7553 | wpas_stop_pno(wpa_s); | |
7554 | wpas_start_pno(wpa_s); | |
7555 | } | |
7556 | } | |
7557 | ||
7558 | return 0; | |
7559 | } | |
7560 | ||
7561 | ||
7562 | int wpas_disable_mac_addr_randomization(struct wpa_supplicant *wpa_s, | |
7563 | unsigned int type) | |
7564 | { | |
7565 | wpas_mac_addr_rand_scan_clear(wpa_s, type); | |
7566 | if (wpa_s->pno) { | |
7567 | if (type & MAC_ADDR_RAND_PNO) { | |
7568 | wpas_stop_pno(wpa_s); | |
7569 | wpas_start_pno(wpa_s); | |
7570 | } | |
7571 | } else if (wpa_s->sched_scanning && (type & MAC_ADDR_RAND_SCHED_SCAN)) { | |
7572 | wpas_scan_restart_sched_scan(wpa_s); | |
7573 | } | |
7574 | ||
7575 | return 0; | |
7576 | } |