1 /* 2 * WPA Supplicant / Control interface (shared code for all backends) 3 * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9 #include "utils/includes.h" 10 #ifdef CONFIG_TESTING_OPTIONS 11 #include <net/ethernet.h> 12 #include <netinet/ip.h> 13 #endif /* CONFIG_TESTING_OPTIONS */ 14 15 #include "utils/common.h" 16 #include "utils/eloop.h" 17 #include "utils/uuid.h" 18 #include "common/version.h" 19 #include "common/ieee802_11_defs.h" 20 #include "common/ieee802_11_common.h" 21 #include "common/wpa_ctrl.h" 22 #include "crypto/tls.h" 23 #include "ap/hostapd.h" 24 #include "eap_peer/eap.h" 25 #include "eapol_supp/eapol_supp_sm.h" 26 #include "rsn_supp/wpa.h" 27 #include "rsn_supp/preauth.h" 28 #include "rsn_supp/pmksa_cache.h" 29 #include "l2_packet/l2_packet.h" 30 #include "wps/wps.h" 31 #include "fst/fst.h" 32 #include "fst/fst_ctrl_iface.h" 33 #include "config.h" 34 #include "wpa_supplicant_i.h" 35 #include "driver_i.h" 36 #include "wps_supplicant.h" 37 #include "ibss_rsn.h" 38 #include "ap.h" 39 #include "p2p_supplicant.h" 40 #include "p2p/p2p.h" 41 #include "hs20_supplicant.h" 42 #include "wifi_display.h" 43 #include "notify.h" 44 #include "bss.h" 45 #include "scan.h" 46 #include "ctrl_iface.h" 47 #include "interworking.h" 48 #include "blacklist.h" 49 #include "autoscan.h" 50 #include "wnm_sta.h" 51 #include "offchannel.h" 52 #include "drivers/driver.h" 53 #include "mesh.h" 54 55 static int wpa_supplicant_global_iface_list(struct wpa_global *global, 56 char *buf, int len); 57 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global, 58 char *buf, int len); 59 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, 60 char *val); 61 62 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val) 63 { 64 char *pos; 65 u8 addr[ETH_ALEN], *filter = NULL, *n; 66 size_t count = 0; 67 68 pos = val; 69 while (pos) { 70 if (*pos == '\0') 71 break; 72 if (hwaddr_aton(pos, addr)) { 73 os_free(filter); 74 return -1; 75 } 76 n = os_realloc_array(filter, count + 1, ETH_ALEN); 77 if (n == NULL) { 78 os_free(filter); 79 return -1; 80 } 81 filter = n; 82 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN); 83 count++; 84 85 pos = os_strchr(pos, ' '); 86 if (pos) 87 pos++; 88 } 89 90 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN); 91 os_free(wpa_s->bssid_filter); 92 wpa_s->bssid_filter = filter; 93 wpa_s->bssid_filter_count = count; 94 95 return 0; 96 } 97 98 99 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val) 100 { 101 char *pos; 102 u8 addr[ETH_ALEN], *bssid = NULL, *n; 103 struct wpa_ssid_value *ssid = NULL, *ns; 104 size_t count = 0, ssid_count = 0; 105 struct wpa_ssid *c; 106 107 /* 108 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | "" 109 * SSID_SPEC ::= ssid <SSID_HEX> 110 * BSSID_SPEC ::= bssid <BSSID_HEX> 111 */ 112 113 pos = val; 114 while (pos) { 115 if (*pos == '\0') 116 break; 117 if (os_strncmp(pos, "bssid ", 6) == 0) { 118 int res; 119 pos += 6; 120 res = hwaddr_aton2(pos, addr); 121 if (res < 0) { 122 os_free(ssid); 123 os_free(bssid); 124 wpa_printf(MSG_DEBUG, "Invalid disallow_aps " 125 "BSSID value '%s'", pos); 126 return -1; 127 } 128 pos += res; 129 n = os_realloc_array(bssid, count + 1, ETH_ALEN); 130 if (n == NULL) { 131 os_free(ssid); 132 os_free(bssid); 133 return -1; 134 } 135 bssid = n; 136 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN); 137 count++; 138 } else if (os_strncmp(pos, "ssid ", 5) == 0) { 139 char *end; 140 pos += 5; 141 142 end = pos; 143 while (*end) { 144 if (*end == '\0' || *end == ' ') 145 break; 146 end++; 147 } 148 149 ns = os_realloc_array(ssid, ssid_count + 1, 150 sizeof(struct wpa_ssid_value)); 151 if (ns == NULL) { 152 os_free(ssid); 153 os_free(bssid); 154 return -1; 155 } 156 ssid = ns; 157 158 if ((end - pos) & 0x01 || 159 end - pos > 2 * SSID_MAX_LEN || 160 hexstr2bin(pos, ssid[ssid_count].ssid, 161 (end - pos) / 2) < 0) { 162 os_free(ssid); 163 os_free(bssid); 164 wpa_printf(MSG_DEBUG, "Invalid disallow_aps " 165 "SSID value '%s'", pos); 166 return -1; 167 } 168 ssid[ssid_count].ssid_len = (end - pos) / 2; 169 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID", 170 ssid[ssid_count].ssid, 171 ssid[ssid_count].ssid_len); 172 ssid_count++; 173 pos = end; 174 } else { 175 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value " 176 "'%s'", pos); 177 os_free(ssid); 178 os_free(bssid); 179 return -1; 180 } 181 182 pos = os_strchr(pos, ' '); 183 if (pos) 184 pos++; 185 } 186 187 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN); 188 os_free(wpa_s->disallow_aps_bssid); 189 wpa_s->disallow_aps_bssid = bssid; 190 wpa_s->disallow_aps_bssid_count = count; 191 192 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count); 193 os_free(wpa_s->disallow_aps_ssid); 194 wpa_s->disallow_aps_ssid = ssid; 195 wpa_s->disallow_aps_ssid_count = ssid_count; 196 197 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING) 198 return 0; 199 200 c = wpa_s->current_ssid; 201 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS) 202 return 0; 203 204 if (!disallowed_bssid(wpa_s, wpa_s->bssid) && 205 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len)) 206 return 0; 207 208 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network " 209 "because current AP was marked disallowed"); 210 211 #ifdef CONFIG_SME 212 wpa_s->sme.prev_bssid_set = 0; 213 #endif /* CONFIG_SME */ 214 wpa_s->reassociate = 1; 215 wpa_s->own_disconnect_req = 1; 216 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING); 217 wpa_supplicant_req_scan(wpa_s, 0, 0); 218 219 return 0; 220 } 221 222 223 #ifndef CONFIG_NO_CONFIG_BLOBS 224 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos) 225 { 226 char *name = pos; 227 struct wpa_config_blob *blob; 228 size_t len; 229 230 pos = os_strchr(pos, ' '); 231 if (pos == NULL) 232 return -1; 233 *pos++ = '\0'; 234 len = os_strlen(pos); 235 if (len & 1) 236 return -1; 237 238 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name); 239 blob = os_zalloc(sizeof(*blob)); 240 if (blob == NULL) 241 return -1; 242 blob->name = os_strdup(name); 243 blob->data = os_malloc(len / 2); 244 if (blob->name == NULL || blob->data == NULL) { 245 wpa_config_free_blob(blob); 246 return -1; 247 } 248 249 if (hexstr2bin(pos, blob->data, len / 2) < 0) { 250 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data"); 251 wpa_config_free_blob(blob); 252 return -1; 253 } 254 blob->len = len / 2; 255 256 wpa_config_set_blob(wpa_s->conf, blob); 257 258 return 0; 259 } 260 #endif /* CONFIG_NO_CONFIG_BLOBS */ 261 262 263 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd) 264 { 265 char *params; 266 char *pos; 267 int *freqs = NULL; 268 int ret; 269 270 if (atoi(cmd)) { 271 params = os_strchr(cmd, ' '); 272 os_free(wpa_s->manual_sched_scan_freqs); 273 if (params) { 274 params++; 275 pos = os_strstr(params, "freq="); 276 if (pos) 277 freqs = freq_range_to_channel_list(wpa_s, 278 pos + 5); 279 } 280 wpa_s->manual_sched_scan_freqs = freqs; 281 ret = wpas_start_pno(wpa_s); 282 } else { 283 ret = wpas_stop_pno(wpa_s); 284 } 285 return ret; 286 } 287 288 289 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band) 290 { 291 union wpa_event_data event; 292 293 if (os_strcmp(band, "AUTO") == 0) 294 wpa_s->setband = WPA_SETBAND_AUTO; 295 else if (os_strcmp(band, "5G") == 0) 296 wpa_s->setband = WPA_SETBAND_5G; 297 else if (os_strcmp(band, "2G") == 0) 298 wpa_s->setband = WPA_SETBAND_2G; 299 else 300 return -1; 301 302 if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) { 303 os_memset(&event, 0, sizeof(event)); 304 event.channel_list_changed.initiator = REGDOM_SET_BY_USER; 305 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN; 306 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event); 307 } 308 309 return 0; 310 } 311 312 313 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s, 314 char *cmd) 315 { 316 char *value; 317 int ret = 0; 318 319 value = os_strchr(cmd, ' '); 320 if (value == NULL) 321 return -1; 322 *value++ = '\0'; 323 324 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value); 325 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) { 326 eapol_sm_configure(wpa_s->eapol, 327 atoi(value), -1, -1, -1); 328 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) { 329 eapol_sm_configure(wpa_s->eapol, 330 -1, atoi(value), -1, -1); 331 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) { 332 eapol_sm_configure(wpa_s->eapol, 333 -1, -1, atoi(value), -1); 334 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) { 335 eapol_sm_configure(wpa_s->eapol, 336 -1, -1, -1, atoi(value)); 337 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) { 338 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 339 atoi(value))) 340 ret = -1; 341 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") == 342 0) { 343 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 344 atoi(value))) 345 ret = -1; 346 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) { 347 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value))) 348 ret = -1; 349 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) { 350 wpa_s->wps_fragment_size = atoi(value); 351 #ifdef CONFIG_WPS_TESTING 352 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) { 353 long int val; 354 val = strtol(value, NULL, 0); 355 if (val < 0 || val > 0xff) { 356 ret = -1; 357 wpa_printf(MSG_DEBUG, "WPS: Invalid " 358 "wps_version_number %ld", val); 359 } else { 360 wps_version_number = val; 361 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS " 362 "version %u.%u", 363 (wps_version_number & 0xf0) >> 4, 364 wps_version_number & 0x0f); 365 } 366 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) { 367 wps_testing_dummy_cred = atoi(value); 368 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d", 369 wps_testing_dummy_cred); 370 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) { 371 wps_corrupt_pkhash = atoi(value); 372 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d", 373 wps_corrupt_pkhash); 374 #endif /* CONFIG_WPS_TESTING */ 375 } else if (os_strcasecmp(cmd, "ampdu") == 0) { 376 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0) 377 ret = -1; 378 #ifdef CONFIG_TDLS 379 #ifdef CONFIG_TDLS_TESTING 380 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) { 381 extern unsigned int tdls_testing; 382 tdls_testing = strtol(value, NULL, 0); 383 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing); 384 #endif /* CONFIG_TDLS_TESTING */ 385 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) { 386 int disabled = atoi(value); 387 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled); 388 if (disabled) { 389 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0) 390 ret = -1; 391 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0) 392 ret = -1; 393 wpa_tdls_enable(wpa_s->wpa, !disabled); 394 #endif /* CONFIG_TDLS */ 395 } else if (os_strcasecmp(cmd, "pno") == 0) { 396 ret = wpas_ctrl_pno(wpa_s, value); 397 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) { 398 int disabled = atoi(value); 399 if (wpa_drv_radio_disable(wpa_s, disabled) < 0) 400 ret = -1; 401 else if (disabled) 402 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE); 403 } else if (os_strcasecmp(cmd, "uapsd") == 0) { 404 if (os_strcmp(value, "disable") == 0) 405 wpa_s->set_sta_uapsd = 0; 406 else { 407 int be, bk, vi, vo; 408 char *pos; 409 /* format: BE,BK,VI,VO;max SP Length */ 410 be = atoi(value); 411 pos = os_strchr(value, ','); 412 if (pos == NULL) 413 return -1; 414 pos++; 415 bk = atoi(pos); 416 pos = os_strchr(pos, ','); 417 if (pos == NULL) 418 return -1; 419 pos++; 420 vi = atoi(pos); 421 pos = os_strchr(pos, ','); 422 if (pos == NULL) 423 return -1; 424 pos++; 425 vo = atoi(pos); 426 /* ignore max SP Length for now */ 427 428 wpa_s->set_sta_uapsd = 1; 429 wpa_s->sta_uapsd = 0; 430 if (be) 431 wpa_s->sta_uapsd |= BIT(0); 432 if (bk) 433 wpa_s->sta_uapsd |= BIT(1); 434 if (vi) 435 wpa_s->sta_uapsd |= BIT(2); 436 if (vo) 437 wpa_s->sta_uapsd |= BIT(3); 438 } 439 } else if (os_strcasecmp(cmd, "ps") == 0) { 440 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1); 441 #ifdef CONFIG_WIFI_DISPLAY 442 } else if (os_strcasecmp(cmd, "wifi_display") == 0) { 443 int enabled = !!atoi(value); 444 if (enabled && !wpa_s->global->p2p) 445 ret = -1; 446 else 447 wifi_display_enable(wpa_s->global, enabled); 448 #endif /* CONFIG_WIFI_DISPLAY */ 449 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) { 450 ret = set_bssid_filter(wpa_s, value); 451 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) { 452 ret = set_disallow_aps(wpa_s, value); 453 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) { 454 wpa_s->no_keep_alive = !!atoi(value); 455 #ifdef CONFIG_TESTING_OPTIONS 456 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) { 457 wpa_s->ext_mgmt_frame_handling = !!atoi(value); 458 } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) { 459 wpa_s->ext_eapol_frame_io = !!atoi(value); 460 #ifdef CONFIG_AP 461 if (wpa_s->ap_iface) { 462 wpa_s->ap_iface->bss[0]->ext_eapol_frame_io = 463 wpa_s->ext_eapol_frame_io; 464 } 465 #endif /* CONFIG_AP */ 466 } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) { 467 wpa_s->extra_roc_dur = atoi(value); 468 } else if (os_strcasecmp(cmd, "test_failure") == 0) { 469 wpa_s->test_failure = atoi(value); 470 #endif /* CONFIG_TESTING_OPTIONS */ 471 #ifndef CONFIG_NO_CONFIG_BLOBS 472 } else if (os_strcmp(cmd, "blob") == 0) { 473 ret = wpas_ctrl_set_blob(wpa_s, value); 474 #endif /* CONFIG_NO_CONFIG_BLOBS */ 475 } else if (os_strcasecmp(cmd, "setband") == 0) { 476 ret = wpas_ctrl_set_band(wpa_s, value); 477 } else { 478 value[-1] = '='; 479 ret = wpa_config_process_global(wpa_s->conf, cmd, -1); 480 if (ret == 0) 481 wpa_supplicant_update_config(wpa_s); 482 } 483 484 return ret; 485 } 486 487 488 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s, 489 char *cmd, char *buf, size_t buflen) 490 { 491 int res = -1; 492 493 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd); 494 495 if (os_strcmp(cmd, "version") == 0) { 496 res = os_snprintf(buf, buflen, "%s", VERSION_STR); 497 } else if (os_strcasecmp(cmd, "country") == 0) { 498 if (wpa_s->conf->country[0] && wpa_s->conf->country[1]) 499 res = os_snprintf(buf, buflen, "%c%c", 500 wpa_s->conf->country[0], 501 wpa_s->conf->country[1]); 502 #ifdef CONFIG_WIFI_DISPLAY 503 } else if (os_strcasecmp(cmd, "wifi_display") == 0) { 504 int enabled; 505 if (wpa_s->global->p2p == NULL || 506 wpa_s->global->p2p_disabled) 507 enabled = 0; 508 else 509 enabled = wpa_s->global->wifi_display; 510 res = os_snprintf(buf, buflen, "%d", enabled); 511 #endif /* CONFIG_WIFI_DISPLAY */ 512 #ifdef CONFIG_TESTING_GET_GTK 513 } else if (os_strcmp(cmd, "gtk") == 0) { 514 if (wpa_s->last_gtk_len == 0) 515 return -1; 516 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk, 517 wpa_s->last_gtk_len); 518 return res; 519 #endif /* CONFIG_TESTING_GET_GTK */ 520 } else if (os_strcmp(cmd, "tls_library") == 0) { 521 res = tls_get_library_version(buf, buflen); 522 } else { 523 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen); 524 } 525 526 if (os_snprintf_error(buflen, res)) 527 return -1; 528 return res; 529 } 530 531 532 #ifdef IEEE8021X_EAPOL 533 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s, 534 char *addr) 535 { 536 u8 bssid[ETH_ALEN]; 537 struct wpa_ssid *ssid = wpa_s->current_ssid; 538 539 if (hwaddr_aton(addr, bssid)) { 540 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address " 541 "'%s'", addr); 542 return -1; 543 } 544 545 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid)); 546 rsn_preauth_deinit(wpa_s->wpa); 547 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL)) 548 return -1; 549 550 return 0; 551 } 552 #endif /* IEEE8021X_EAPOL */ 553 554 555 #ifdef CONFIG_PEERKEY 556 /* MLME-STKSTART.request(peer) */ 557 static int wpa_supplicant_ctrl_iface_stkstart( 558 struct wpa_supplicant *wpa_s, char *addr) 559 { 560 u8 peer[ETH_ALEN]; 561 562 if (hwaddr_aton(addr, peer)) { 563 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid " 564 "address '%s'", addr); 565 return -1; 566 } 567 568 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR, 569 MAC2STR(peer)); 570 571 return wpa_sm_stkstart(wpa_s->wpa, peer); 572 } 573 #endif /* CONFIG_PEERKEY */ 574 575 576 #ifdef CONFIG_TDLS 577 578 static int wpa_supplicant_ctrl_iface_tdls_discover( 579 struct wpa_supplicant *wpa_s, char *addr) 580 { 581 u8 peer[ETH_ALEN]; 582 int ret; 583 584 if (hwaddr_aton(addr, peer)) { 585 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid " 586 "address '%s'", addr); 587 return -1; 588 } 589 590 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR, 591 MAC2STR(peer)); 592 593 if (wpa_tdls_is_external_setup(wpa_s->wpa)) 594 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer); 595 else 596 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer); 597 598 return ret; 599 } 600 601 602 static int wpa_supplicant_ctrl_iface_tdls_setup( 603 struct wpa_supplicant *wpa_s, char *addr) 604 { 605 u8 peer[ETH_ALEN]; 606 int ret; 607 608 if (hwaddr_aton(addr, peer)) { 609 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid " 610 "address '%s'", addr); 611 return -1; 612 } 613 614 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR, 615 MAC2STR(peer)); 616 617 if ((wpa_s->conf->tdls_external_control) && 618 wpa_tdls_is_external_setup(wpa_s->wpa)) 619 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer); 620 621 wpa_tdls_remove(wpa_s->wpa, peer); 622 623 if (wpa_tdls_is_external_setup(wpa_s->wpa)) 624 ret = wpa_tdls_start(wpa_s->wpa, peer); 625 else 626 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer); 627 628 return ret; 629 } 630 631 632 static int wpa_supplicant_ctrl_iface_tdls_teardown( 633 struct wpa_supplicant *wpa_s, char *addr) 634 { 635 u8 peer[ETH_ALEN]; 636 int ret; 637 638 if (os_strcmp(addr, "*") == 0) { 639 /* remove everyone */ 640 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *"); 641 wpa_tdls_teardown_peers(wpa_s->wpa); 642 return 0; 643 } 644 645 if (hwaddr_aton(addr, peer)) { 646 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid " 647 "address '%s'", addr); 648 return -1; 649 } 650 651 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR, 652 MAC2STR(peer)); 653 654 if ((wpa_s->conf->tdls_external_control) && 655 wpa_tdls_is_external_setup(wpa_s->wpa)) 656 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer); 657 658 if (wpa_tdls_is_external_setup(wpa_s->wpa)) 659 ret = wpa_tdls_teardown_link( 660 wpa_s->wpa, peer, 661 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED); 662 else 663 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer); 664 665 return ret; 666 } 667 668 669 static int ctrl_iface_get_capability_tdls( 670 struct wpa_supplicant *wpa_s, char *buf, size_t buflen) 671 { 672 int ret; 673 674 ret = os_snprintf(buf, buflen, "%s\n", 675 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ? 676 (wpa_s->drv_flags & 677 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ? 678 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED"); 679 if (os_snprintf_error(buflen, ret)) 680 return -1; 681 return ret; 682 } 683 684 685 static int wpa_supplicant_ctrl_iface_tdls_chan_switch( 686 struct wpa_supplicant *wpa_s, char *cmd) 687 { 688 u8 peer[ETH_ALEN]; 689 struct hostapd_freq_params freq_params; 690 u8 oper_class; 691 char *pos, *end; 692 693 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) { 694 wpa_printf(MSG_INFO, 695 "tdls_chanswitch: Only supported with external setup"); 696 return -1; 697 } 698 699 os_memset(&freq_params, 0, sizeof(freq_params)); 700 701 pos = os_strchr(cmd, ' '); 702 if (pos == NULL) 703 return -1; 704 *pos++ = '\0'; 705 706 oper_class = strtol(pos, &end, 10); 707 if (pos == end) { 708 wpa_printf(MSG_INFO, 709 "tdls_chanswitch: Invalid op class provided"); 710 return -1; 711 } 712 713 pos = end; 714 freq_params.freq = atoi(pos); 715 if (freq_params.freq == 0) { 716 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided"); 717 return -1; 718 } 719 720 #define SET_FREQ_SETTING(str) \ 721 do { \ 722 const char *pos2 = os_strstr(pos, " " #str "="); \ 723 if (pos2) { \ 724 pos2 += sizeof(" " #str "=") - 1; \ 725 freq_params.str = atoi(pos2); \ 726 } \ 727 } while (0) 728 729 SET_FREQ_SETTING(center_freq1); 730 SET_FREQ_SETTING(center_freq2); 731 SET_FREQ_SETTING(bandwidth); 732 SET_FREQ_SETTING(sec_channel_offset); 733 #undef SET_FREQ_SETTING 734 735 freq_params.ht_enabled = !!os_strstr(pos, " ht"); 736 freq_params.vht_enabled = !!os_strstr(pos, " vht"); 737 738 if (hwaddr_aton(cmd, peer)) { 739 wpa_printf(MSG_DEBUG, 740 "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'", 741 cmd); 742 return -1; 743 } 744 745 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR 746 " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s", 747 MAC2STR(peer), oper_class, freq_params.freq, 748 freq_params.center_freq1, freq_params.center_freq2, 749 freq_params.bandwidth, freq_params.sec_channel_offset, 750 freq_params.ht_enabled ? " HT" : "", 751 freq_params.vht_enabled ? " VHT" : ""); 752 753 return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class, 754 &freq_params); 755 } 756 757 758 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch( 759 struct wpa_supplicant *wpa_s, char *cmd) 760 { 761 u8 peer[ETH_ALEN]; 762 763 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) { 764 wpa_printf(MSG_INFO, 765 "tdls_chanswitch: Only supported with external setup"); 766 return -1; 767 } 768 769 if (hwaddr_aton(cmd, peer)) { 770 wpa_printf(MSG_DEBUG, 771 "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'", 772 cmd); 773 return -1; 774 } 775 776 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR, 777 MAC2STR(peer)); 778 779 return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer); 780 } 781 782 783 static int wpa_supplicant_ctrl_iface_tdls_link_status( 784 struct wpa_supplicant *wpa_s, const char *addr, 785 char *buf, size_t buflen) 786 { 787 u8 peer[ETH_ALEN]; 788 const char *tdls_status; 789 int ret; 790 791 if (hwaddr_aton(addr, peer)) { 792 wpa_printf(MSG_DEBUG, 793 "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'", 794 addr); 795 return -1; 796 } 797 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR, 798 MAC2STR(peer)); 799 800 tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer); 801 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status); 802 ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status); 803 if (os_snprintf_error(buflen, ret)) 804 return -1; 805 806 return ret; 807 } 808 809 #endif /* CONFIG_TDLS */ 810 811 812 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd) 813 { 814 char *token, *context = NULL; 815 struct wmm_ac_ts_setup_params params = { 816 .tsid = 0xff, 817 .direction = 0xff, 818 }; 819 820 while ((token = str_token(cmd, " ", &context))) { 821 if (sscanf(token, "tsid=%i", ¶ms.tsid) == 1 || 822 sscanf(token, "up=%i", ¶ms.user_priority) == 1 || 823 sscanf(token, "nominal_msdu_size=%i", 824 ¶ms.nominal_msdu_size) == 1 || 825 sscanf(token, "mean_data_rate=%i", 826 ¶ms.mean_data_rate) == 1 || 827 sscanf(token, "min_phy_rate=%i", 828 ¶ms.minimum_phy_rate) == 1 || 829 sscanf(token, "sba=%i", 830 ¶ms.surplus_bandwidth_allowance) == 1) 831 continue; 832 833 if (os_strcasecmp(token, "downlink") == 0) { 834 params.direction = WMM_TSPEC_DIRECTION_DOWNLINK; 835 } else if (os_strcasecmp(token, "uplink") == 0) { 836 params.direction = WMM_TSPEC_DIRECTION_UPLINK; 837 } else if (os_strcasecmp(token, "bidi") == 0) { 838 params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL; 839 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) { 840 params.fixed_nominal_msdu = 1; 841 } else { 842 wpa_printf(MSG_DEBUG, 843 "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'", 844 token); 845 return -1; 846 } 847 848 } 849 850 return wpas_wmm_ac_addts(wpa_s, ¶ms); 851 } 852 853 854 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd) 855 { 856 u8 tsid = atoi(cmd); 857 858 return wpas_wmm_ac_delts(wpa_s, tsid); 859 } 860 861 862 #ifdef CONFIG_IEEE80211R 863 static int wpa_supplicant_ctrl_iface_ft_ds( 864 struct wpa_supplicant *wpa_s, char *addr) 865 { 866 u8 target_ap[ETH_ALEN]; 867 struct wpa_bss *bss; 868 const u8 *mdie; 869 870 if (hwaddr_aton(addr, target_ap)) { 871 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid " 872 "address '%s'", addr); 873 return -1; 874 } 875 876 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap)); 877 878 bss = wpa_bss_get_bssid(wpa_s, target_ap); 879 if (bss) 880 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN); 881 else 882 mdie = NULL; 883 884 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie); 885 } 886 #endif /* CONFIG_IEEE80211R */ 887 888 889 #ifdef CONFIG_WPS 890 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s, 891 char *cmd) 892 { 893 u8 bssid[ETH_ALEN], *_bssid = bssid; 894 #ifdef CONFIG_P2P 895 u8 p2p_dev_addr[ETH_ALEN]; 896 #endif /* CONFIG_P2P */ 897 #ifdef CONFIG_AP 898 u8 *_p2p_dev_addr = NULL; 899 #endif /* CONFIG_AP */ 900 901 if (cmd == NULL || os_strcmp(cmd, "any") == 0) { 902 _bssid = NULL; 903 #ifdef CONFIG_P2P 904 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) { 905 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) { 906 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid " 907 "P2P Device Address '%s'", 908 cmd + 13); 909 return -1; 910 } 911 _p2p_dev_addr = p2p_dev_addr; 912 #endif /* CONFIG_P2P */ 913 } else if (hwaddr_aton(cmd, bssid)) { 914 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'", 915 cmd); 916 return -1; 917 } 918 919 #ifdef CONFIG_AP 920 if (wpa_s->ap_iface) 921 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr); 922 #endif /* CONFIG_AP */ 923 924 return wpas_wps_start_pbc(wpa_s, _bssid, 0); 925 } 926 927 928 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s, 929 char *cmd, char *buf, 930 size_t buflen) 931 { 932 u8 bssid[ETH_ALEN], *_bssid = bssid; 933 char *pin; 934 int ret; 935 936 pin = os_strchr(cmd, ' '); 937 if (pin) 938 *pin++ = '\0'; 939 940 if (os_strcmp(cmd, "any") == 0) 941 _bssid = NULL; 942 else if (os_strcmp(cmd, "get") == 0) { 943 ret = wps_generate_pin(); 944 goto done; 945 } else if (hwaddr_aton(cmd, bssid)) { 946 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'", 947 cmd); 948 return -1; 949 } 950 951 #ifdef CONFIG_AP 952 if (wpa_s->ap_iface) { 953 int timeout = 0; 954 char *pos; 955 956 if (pin) { 957 pos = os_strchr(pin, ' '); 958 if (pos) { 959 *pos++ = '\0'; 960 timeout = atoi(pos); 961 } 962 } 963 964 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin, 965 buf, buflen, timeout); 966 } 967 #endif /* CONFIG_AP */ 968 969 if (pin) { 970 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0, 971 DEV_PW_DEFAULT); 972 if (ret < 0) 973 return -1; 974 ret = os_snprintf(buf, buflen, "%s", pin); 975 if (os_snprintf_error(buflen, ret)) 976 return -1; 977 return ret; 978 } 979 980 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT); 981 if (ret < 0) 982 return -1; 983 984 done: 985 /* Return the generated PIN */ 986 ret = os_snprintf(buf, buflen, "%08d", ret); 987 if (os_snprintf_error(buflen, ret)) 988 return -1; 989 return ret; 990 } 991 992 993 static int wpa_supplicant_ctrl_iface_wps_check_pin( 994 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen) 995 { 996 char pin[9]; 997 size_t len; 998 char *pos; 999 int ret; 1000 1001 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN", 1002 (u8 *) cmd, os_strlen(cmd)); 1003 for (pos = cmd, len = 0; *pos != '\0'; pos++) { 1004 if (*pos < '0' || *pos > '9') 1005 continue; 1006 pin[len++] = *pos; 1007 if (len == 9) { 1008 wpa_printf(MSG_DEBUG, "WPS: Too long PIN"); 1009 return -1; 1010 } 1011 } 1012 if (len != 4 && len != 8) { 1013 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len); 1014 return -1; 1015 } 1016 pin[len] = '\0'; 1017 1018 if (len == 8) { 1019 unsigned int pin_val; 1020 pin_val = atoi(pin); 1021 if (!wps_pin_valid(pin_val)) { 1022 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit"); 1023 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n"); 1024 if (os_snprintf_error(buflen, ret)) 1025 return -1; 1026 return ret; 1027 } 1028 } 1029 1030 ret = os_snprintf(buf, buflen, "%s", pin); 1031 if (os_snprintf_error(buflen, ret)) 1032 return -1; 1033 1034 return ret; 1035 } 1036 1037 1038 #ifdef CONFIG_WPS_NFC 1039 1040 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s, 1041 char *cmd) 1042 { 1043 u8 bssid[ETH_ALEN], *_bssid = bssid; 1044 1045 if (cmd == NULL || cmd[0] == '\0') 1046 _bssid = NULL; 1047 else if (hwaddr_aton(cmd, bssid)) 1048 return -1; 1049 1050 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL, 1051 0, 0); 1052 } 1053 1054 1055 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token( 1056 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len) 1057 { 1058 int ndef; 1059 struct wpabuf *buf; 1060 int res; 1061 char *pos; 1062 1063 pos = os_strchr(cmd, ' '); 1064 if (pos) 1065 *pos++ = '\0'; 1066 if (os_strcmp(cmd, "WPS") == 0) 1067 ndef = 0; 1068 else if (os_strcmp(cmd, "NDEF") == 0) 1069 ndef = 1; 1070 else 1071 return -1; 1072 1073 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos); 1074 if (buf == NULL) 1075 return -1; 1076 1077 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1078 wpabuf_len(buf)); 1079 reply[res++] = '\n'; 1080 reply[res] = '\0'; 1081 1082 wpabuf_free(buf); 1083 1084 return res; 1085 } 1086 1087 1088 static int wpa_supplicant_ctrl_iface_wps_nfc_token( 1089 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len) 1090 { 1091 int ndef; 1092 struct wpabuf *buf; 1093 int res; 1094 1095 if (os_strcmp(cmd, "WPS") == 0) 1096 ndef = 0; 1097 else if (os_strcmp(cmd, "NDEF") == 0) 1098 ndef = 1; 1099 else 1100 return -1; 1101 1102 buf = wpas_wps_nfc_token(wpa_s, ndef); 1103 if (buf == NULL) 1104 return -1; 1105 1106 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1107 wpabuf_len(buf)); 1108 reply[res++] = '\n'; 1109 reply[res] = '\0'; 1110 1111 wpabuf_free(buf); 1112 1113 return res; 1114 } 1115 1116 1117 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read( 1118 struct wpa_supplicant *wpa_s, char *pos) 1119 { 1120 size_t len; 1121 struct wpabuf *buf; 1122 int ret; 1123 char *freq; 1124 int forced_freq = 0; 1125 1126 freq = strstr(pos, " freq="); 1127 if (freq) { 1128 *freq = '\0'; 1129 freq += 6; 1130 forced_freq = atoi(freq); 1131 } 1132 1133 len = os_strlen(pos); 1134 if (len & 0x01) 1135 return -1; 1136 len /= 2; 1137 1138 buf = wpabuf_alloc(len); 1139 if (buf == NULL) 1140 return -1; 1141 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) { 1142 wpabuf_free(buf); 1143 return -1; 1144 } 1145 1146 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq); 1147 wpabuf_free(buf); 1148 1149 return ret; 1150 } 1151 1152 1153 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s, 1154 char *reply, size_t max_len, 1155 int ndef) 1156 { 1157 struct wpabuf *buf; 1158 int res; 1159 1160 buf = wpas_wps_nfc_handover_req(wpa_s, ndef); 1161 if (buf == NULL) 1162 return -1; 1163 1164 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1165 wpabuf_len(buf)); 1166 reply[res++] = '\n'; 1167 reply[res] = '\0'; 1168 1169 wpabuf_free(buf); 1170 1171 return res; 1172 } 1173 1174 1175 #ifdef CONFIG_P2P 1176 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s, 1177 char *reply, size_t max_len, 1178 int ndef) 1179 { 1180 struct wpabuf *buf; 1181 int res; 1182 1183 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef); 1184 if (buf == NULL) { 1185 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request"); 1186 return -1; 1187 } 1188 1189 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1190 wpabuf_len(buf)); 1191 reply[res++] = '\n'; 1192 reply[res] = '\0'; 1193 1194 wpabuf_free(buf); 1195 1196 return res; 1197 } 1198 #endif /* CONFIG_P2P */ 1199 1200 1201 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s, 1202 char *cmd, char *reply, 1203 size_t max_len) 1204 { 1205 char *pos; 1206 int ndef; 1207 1208 pos = os_strchr(cmd, ' '); 1209 if (pos == NULL) 1210 return -1; 1211 *pos++ = '\0'; 1212 1213 if (os_strcmp(cmd, "WPS") == 0) 1214 ndef = 0; 1215 else if (os_strcmp(cmd, "NDEF") == 0) 1216 ndef = 1; 1217 else 1218 return -1; 1219 1220 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) { 1221 if (!ndef) 1222 return -1; 1223 return wpas_ctrl_nfc_get_handover_req_wps( 1224 wpa_s, reply, max_len, ndef); 1225 } 1226 1227 #ifdef CONFIG_P2P 1228 if (os_strcmp(pos, "P2P-CR") == 0) { 1229 return wpas_ctrl_nfc_get_handover_req_p2p( 1230 wpa_s, reply, max_len, ndef); 1231 } 1232 #endif /* CONFIG_P2P */ 1233 1234 return -1; 1235 } 1236 1237 1238 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s, 1239 char *reply, size_t max_len, 1240 int ndef, int cr, char *uuid) 1241 { 1242 struct wpabuf *buf; 1243 int res; 1244 1245 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid); 1246 if (buf == NULL) 1247 return -1; 1248 1249 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1250 wpabuf_len(buf)); 1251 reply[res++] = '\n'; 1252 reply[res] = '\0'; 1253 1254 wpabuf_free(buf); 1255 1256 return res; 1257 } 1258 1259 1260 #ifdef CONFIG_P2P 1261 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s, 1262 char *reply, size_t max_len, 1263 int ndef, int tag) 1264 { 1265 struct wpabuf *buf; 1266 int res; 1267 1268 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag); 1269 if (buf == NULL) 1270 return -1; 1271 1272 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1273 wpabuf_len(buf)); 1274 reply[res++] = '\n'; 1275 reply[res] = '\0'; 1276 1277 wpabuf_free(buf); 1278 1279 return res; 1280 } 1281 #endif /* CONFIG_P2P */ 1282 1283 1284 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s, 1285 char *cmd, char *reply, 1286 size_t max_len) 1287 { 1288 char *pos, *pos2; 1289 int ndef; 1290 1291 pos = os_strchr(cmd, ' '); 1292 if (pos == NULL) 1293 return -1; 1294 *pos++ = '\0'; 1295 1296 if (os_strcmp(cmd, "WPS") == 0) 1297 ndef = 0; 1298 else if (os_strcmp(cmd, "NDEF") == 0) 1299 ndef = 1; 1300 else 1301 return -1; 1302 1303 pos2 = os_strchr(pos, ' '); 1304 if (pos2) 1305 *pos2++ = '\0'; 1306 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) { 1307 if (!ndef) 1308 return -1; 1309 return wpas_ctrl_nfc_get_handover_sel_wps( 1310 wpa_s, reply, max_len, ndef, 1311 os_strcmp(pos, "WPS-CR") == 0, pos2); 1312 } 1313 1314 #ifdef CONFIG_P2P 1315 if (os_strcmp(pos, "P2P-CR") == 0) { 1316 return wpas_ctrl_nfc_get_handover_sel_p2p( 1317 wpa_s, reply, max_len, ndef, 0); 1318 } 1319 1320 if (os_strcmp(pos, "P2P-CR-TAG") == 0) { 1321 return wpas_ctrl_nfc_get_handover_sel_p2p( 1322 wpa_s, reply, max_len, ndef, 1); 1323 } 1324 #endif /* CONFIG_P2P */ 1325 1326 return -1; 1327 } 1328 1329 1330 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s, 1331 char *cmd) 1332 { 1333 size_t len; 1334 struct wpabuf *req, *sel; 1335 int ret; 1336 char *pos, *role, *type, *pos2; 1337 #ifdef CONFIG_P2P 1338 char *freq; 1339 int forced_freq = 0; 1340 1341 freq = strstr(cmd, " freq="); 1342 if (freq) { 1343 *freq = '\0'; 1344 freq += 6; 1345 forced_freq = atoi(freq); 1346 } 1347 #endif /* CONFIG_P2P */ 1348 1349 role = cmd; 1350 pos = os_strchr(role, ' '); 1351 if (pos == NULL) { 1352 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report"); 1353 return -1; 1354 } 1355 *pos++ = '\0'; 1356 1357 type = pos; 1358 pos = os_strchr(type, ' '); 1359 if (pos == NULL) { 1360 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report"); 1361 return -1; 1362 } 1363 *pos++ = '\0'; 1364 1365 pos2 = os_strchr(pos, ' '); 1366 if (pos2 == NULL) { 1367 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report"); 1368 return -1; 1369 } 1370 *pos2++ = '\0'; 1371 1372 len = os_strlen(pos); 1373 if (len & 0x01) { 1374 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report"); 1375 return -1; 1376 } 1377 len /= 2; 1378 1379 req = wpabuf_alloc(len); 1380 if (req == NULL) { 1381 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message"); 1382 return -1; 1383 } 1384 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) { 1385 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report"); 1386 wpabuf_free(req); 1387 return -1; 1388 } 1389 1390 len = os_strlen(pos2); 1391 if (len & 0x01) { 1392 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report"); 1393 wpabuf_free(req); 1394 return -1; 1395 } 1396 len /= 2; 1397 1398 sel = wpabuf_alloc(len); 1399 if (sel == NULL) { 1400 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message"); 1401 wpabuf_free(req); 1402 return -1; 1403 } 1404 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) { 1405 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report"); 1406 wpabuf_free(req); 1407 wpabuf_free(sel); 1408 return -1; 1409 } 1410 1411 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d", 1412 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel)); 1413 1414 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) { 1415 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel); 1416 #ifdef CONFIG_AP 1417 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0) 1418 { 1419 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel); 1420 if (ret < 0) 1421 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel); 1422 #endif /* CONFIG_AP */ 1423 #ifdef CONFIG_P2P 1424 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0) 1425 { 1426 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0); 1427 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0) 1428 { 1429 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel, 1430 forced_freq); 1431 #endif /* CONFIG_P2P */ 1432 } else { 1433 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover " 1434 "reported: role=%s type=%s", role, type); 1435 ret = -1; 1436 } 1437 wpabuf_free(req); 1438 wpabuf_free(sel); 1439 1440 if (ret) 1441 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages"); 1442 1443 return ret; 1444 } 1445 1446 #endif /* CONFIG_WPS_NFC */ 1447 1448 1449 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s, 1450 char *cmd) 1451 { 1452 u8 bssid[ETH_ALEN]; 1453 char *pin; 1454 char *new_ssid; 1455 char *new_auth; 1456 char *new_encr; 1457 char *new_key; 1458 struct wps_new_ap_settings ap; 1459 1460 pin = os_strchr(cmd, ' '); 1461 if (pin == NULL) 1462 return -1; 1463 *pin++ = '\0'; 1464 1465 if (hwaddr_aton(cmd, bssid)) { 1466 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'", 1467 cmd); 1468 return -1; 1469 } 1470 1471 new_ssid = os_strchr(pin, ' '); 1472 if (new_ssid == NULL) 1473 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL); 1474 *new_ssid++ = '\0'; 1475 1476 new_auth = os_strchr(new_ssid, ' '); 1477 if (new_auth == NULL) 1478 return -1; 1479 *new_auth++ = '\0'; 1480 1481 new_encr = os_strchr(new_auth, ' '); 1482 if (new_encr == NULL) 1483 return -1; 1484 *new_encr++ = '\0'; 1485 1486 new_key = os_strchr(new_encr, ' '); 1487 if (new_key == NULL) 1488 return -1; 1489 *new_key++ = '\0'; 1490 1491 os_memset(&ap, 0, sizeof(ap)); 1492 ap.ssid_hex = new_ssid; 1493 ap.auth = new_auth; 1494 ap.encr = new_encr; 1495 ap.key_hex = new_key; 1496 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap); 1497 } 1498 1499 1500 #ifdef CONFIG_AP 1501 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s, 1502 char *cmd, char *buf, 1503 size_t buflen) 1504 { 1505 int timeout = 300; 1506 char *pos; 1507 const char *pin_txt; 1508 1509 if (!wpa_s->ap_iface) 1510 return -1; 1511 1512 pos = os_strchr(cmd, ' '); 1513 if (pos) 1514 *pos++ = '\0'; 1515 1516 if (os_strcmp(cmd, "disable") == 0) { 1517 wpas_wps_ap_pin_disable(wpa_s); 1518 return os_snprintf(buf, buflen, "OK\n"); 1519 } 1520 1521 if (os_strcmp(cmd, "random") == 0) { 1522 if (pos) 1523 timeout = atoi(pos); 1524 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout); 1525 if (pin_txt == NULL) 1526 return -1; 1527 return os_snprintf(buf, buflen, "%s", pin_txt); 1528 } 1529 1530 if (os_strcmp(cmd, "get") == 0) { 1531 pin_txt = wpas_wps_ap_pin_get(wpa_s); 1532 if (pin_txt == NULL) 1533 return -1; 1534 return os_snprintf(buf, buflen, "%s", pin_txt); 1535 } 1536 1537 if (os_strcmp(cmd, "set") == 0) { 1538 char *pin; 1539 if (pos == NULL) 1540 return -1; 1541 pin = pos; 1542 pos = os_strchr(pos, ' '); 1543 if (pos) { 1544 *pos++ = '\0'; 1545 timeout = atoi(pos); 1546 } 1547 if (os_strlen(pin) > buflen) 1548 return -1; 1549 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0) 1550 return -1; 1551 return os_snprintf(buf, buflen, "%s", pin); 1552 } 1553 1554 return -1; 1555 } 1556 #endif /* CONFIG_AP */ 1557 1558 1559 #ifdef CONFIG_WPS_ER 1560 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s, 1561 char *cmd) 1562 { 1563 char *uuid = cmd, *pin, *pos; 1564 u8 addr_buf[ETH_ALEN], *addr = NULL; 1565 pin = os_strchr(uuid, ' '); 1566 if (pin == NULL) 1567 return -1; 1568 *pin++ = '\0'; 1569 pos = os_strchr(pin, ' '); 1570 if (pos) { 1571 *pos++ = '\0'; 1572 if (hwaddr_aton(pos, addr_buf) == 0) 1573 addr = addr_buf; 1574 } 1575 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin); 1576 } 1577 1578 1579 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s, 1580 char *cmd) 1581 { 1582 char *uuid = cmd, *pin; 1583 pin = os_strchr(uuid, ' '); 1584 if (pin == NULL) 1585 return -1; 1586 *pin++ = '\0'; 1587 return wpas_wps_er_learn(wpa_s, uuid, pin); 1588 } 1589 1590 1591 static int wpa_supplicant_ctrl_iface_wps_er_set_config( 1592 struct wpa_supplicant *wpa_s, char *cmd) 1593 { 1594 char *uuid = cmd, *id; 1595 id = os_strchr(uuid, ' '); 1596 if (id == NULL) 1597 return -1; 1598 *id++ = '\0'; 1599 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id)); 1600 } 1601 1602 1603 static int wpa_supplicant_ctrl_iface_wps_er_config( 1604 struct wpa_supplicant *wpa_s, char *cmd) 1605 { 1606 char *pin; 1607 char *new_ssid; 1608 char *new_auth; 1609 char *new_encr; 1610 char *new_key; 1611 struct wps_new_ap_settings ap; 1612 1613 pin = os_strchr(cmd, ' '); 1614 if (pin == NULL) 1615 return -1; 1616 *pin++ = '\0'; 1617 1618 new_ssid = os_strchr(pin, ' '); 1619 if (new_ssid == NULL) 1620 return -1; 1621 *new_ssid++ = '\0'; 1622 1623 new_auth = os_strchr(new_ssid, ' '); 1624 if (new_auth == NULL) 1625 return -1; 1626 *new_auth++ = '\0'; 1627 1628 new_encr = os_strchr(new_auth, ' '); 1629 if (new_encr == NULL) 1630 return -1; 1631 *new_encr++ = '\0'; 1632 1633 new_key = os_strchr(new_encr, ' '); 1634 if (new_key == NULL) 1635 return -1; 1636 *new_key++ = '\0'; 1637 1638 os_memset(&ap, 0, sizeof(ap)); 1639 ap.ssid_hex = new_ssid; 1640 ap.auth = new_auth; 1641 ap.encr = new_encr; 1642 ap.key_hex = new_key; 1643 return wpas_wps_er_config(wpa_s, cmd, pin, &ap); 1644 } 1645 1646 1647 #ifdef CONFIG_WPS_NFC 1648 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token( 1649 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len) 1650 { 1651 int ndef; 1652 struct wpabuf *buf; 1653 int res; 1654 char *uuid; 1655 1656 uuid = os_strchr(cmd, ' '); 1657 if (uuid == NULL) 1658 return -1; 1659 *uuid++ = '\0'; 1660 1661 if (os_strcmp(cmd, "WPS") == 0) 1662 ndef = 0; 1663 else if (os_strcmp(cmd, "NDEF") == 0) 1664 ndef = 1; 1665 else 1666 return -1; 1667 1668 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid); 1669 if (buf == NULL) 1670 return -1; 1671 1672 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), 1673 wpabuf_len(buf)); 1674 reply[res++] = '\n'; 1675 reply[res] = '\0'; 1676 1677 wpabuf_free(buf); 1678 1679 return res; 1680 } 1681 #endif /* CONFIG_WPS_NFC */ 1682 #endif /* CONFIG_WPS_ER */ 1683 1684 #endif /* CONFIG_WPS */ 1685 1686 1687 #ifdef CONFIG_IBSS_RSN 1688 static int wpa_supplicant_ctrl_iface_ibss_rsn( 1689 struct wpa_supplicant *wpa_s, char *addr) 1690 { 1691 u8 peer[ETH_ALEN]; 1692 1693 if (hwaddr_aton(addr, peer)) { 1694 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid " 1695 "address '%s'", addr); 1696 return -1; 1697 } 1698 1699 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR, 1700 MAC2STR(peer)); 1701 1702 return ibss_rsn_start(wpa_s->ibss_rsn, peer); 1703 } 1704 #endif /* CONFIG_IBSS_RSN */ 1705 1706 1707 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s, 1708 char *rsp) 1709 { 1710 #ifdef IEEE8021X_EAPOL 1711 char *pos, *id_pos; 1712 int id; 1713 struct wpa_ssid *ssid; 1714 1715 pos = os_strchr(rsp, '-'); 1716 if (pos == NULL) 1717 return -1; 1718 *pos++ = '\0'; 1719 id_pos = pos; 1720 pos = os_strchr(pos, ':'); 1721 if (pos == NULL) 1722 return -1; 1723 *pos++ = '\0'; 1724 id = atoi(id_pos); 1725 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id); 1726 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value", 1727 (u8 *) pos, os_strlen(pos)); 1728 1729 ssid = wpa_config_get_network(wpa_s->conf, id); 1730 if (ssid == NULL) { 1731 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d " 1732 "to update", id); 1733 return -1; 1734 } 1735 1736 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp, 1737 pos); 1738 #else /* IEEE8021X_EAPOL */ 1739 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included"); 1740 return -1; 1741 #endif /* IEEE8021X_EAPOL */ 1742 } 1743 1744 1745 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s, 1746 const char *params, 1747 char *buf, size_t buflen) 1748 { 1749 char *pos, *end, tmp[30]; 1750 int res, verbose, wps, ret; 1751 #ifdef CONFIG_HS20 1752 const u8 *hs20; 1753 #endif /* CONFIG_HS20 */ 1754 const u8 *sess_id; 1755 size_t sess_id_len; 1756 1757 if (os_strcmp(params, "-DRIVER") == 0) 1758 return wpa_drv_status(wpa_s, buf, buflen); 1759 verbose = os_strcmp(params, "-VERBOSE") == 0; 1760 wps = os_strcmp(params, "-WPS") == 0; 1761 pos = buf; 1762 end = buf + buflen; 1763 if (wpa_s->wpa_state >= WPA_ASSOCIATED) { 1764 struct wpa_ssid *ssid = wpa_s->current_ssid; 1765 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n", 1766 MAC2STR(wpa_s->bssid)); 1767 if (os_snprintf_error(end - pos, ret)) 1768 return pos - buf; 1769 pos += ret; 1770 ret = os_snprintf(pos, end - pos, "freq=%u\n", 1771 wpa_s->assoc_freq); 1772 if (os_snprintf_error(end - pos, ret)) 1773 return pos - buf; 1774 pos += ret; 1775 if (ssid) { 1776 u8 *_ssid = ssid->ssid; 1777 size_t ssid_len = ssid->ssid_len; 1778 u8 ssid_buf[SSID_MAX_LEN]; 1779 if (ssid_len == 0) { 1780 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf); 1781 if (_res < 0) 1782 ssid_len = 0; 1783 else 1784 ssid_len = _res; 1785 _ssid = ssid_buf; 1786 } 1787 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n", 1788 wpa_ssid_txt(_ssid, ssid_len), 1789 ssid->id); 1790 if (os_snprintf_error(end - pos, ret)) 1791 return pos - buf; 1792 pos += ret; 1793 1794 if (wps && ssid->passphrase && 1795 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) && 1796 (ssid->mode == WPAS_MODE_AP || 1797 ssid->mode == WPAS_MODE_P2P_GO)) { 1798 ret = os_snprintf(pos, end - pos, 1799 "passphrase=%s\n", 1800 ssid->passphrase); 1801 if (os_snprintf_error(end - pos, ret)) 1802 return pos - buf; 1803 pos += ret; 1804 } 1805 if (ssid->id_str) { 1806 ret = os_snprintf(pos, end - pos, 1807 "id_str=%s\n", 1808 ssid->id_str); 1809 if (os_snprintf_error(end - pos, ret)) 1810 return pos - buf; 1811 pos += ret; 1812 } 1813 1814 switch (ssid->mode) { 1815 case WPAS_MODE_INFRA: 1816 ret = os_snprintf(pos, end - pos, 1817 "mode=station\n"); 1818 break; 1819 case WPAS_MODE_IBSS: 1820 ret = os_snprintf(pos, end - pos, 1821 "mode=IBSS\n"); 1822 break; 1823 case WPAS_MODE_AP: 1824 ret = os_snprintf(pos, end - pos, 1825 "mode=AP\n"); 1826 break; 1827 case WPAS_MODE_P2P_GO: 1828 ret = os_snprintf(pos, end - pos, 1829 "mode=P2P GO\n"); 1830 break; 1831 case WPAS_MODE_P2P_GROUP_FORMATION: 1832 ret = os_snprintf(pos, end - pos, 1833 "mode=P2P GO - group " 1834 "formation\n"); 1835 break; 1836 default: 1837 ret = 0; 1838 break; 1839 } 1840 if (os_snprintf_error(end - pos, ret)) 1841 return pos - buf; 1842 pos += ret; 1843 } 1844 1845 #ifdef CONFIG_AP 1846 if (wpa_s->ap_iface) { 1847 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos, 1848 end - pos, 1849 verbose); 1850 } else 1851 #endif /* CONFIG_AP */ 1852 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose); 1853 } 1854 #ifdef CONFIG_SAE 1855 if (wpa_s->wpa_state >= WPA_ASSOCIATED && 1856 #ifdef CONFIG_AP 1857 !wpa_s->ap_iface && 1858 #endif /* CONFIG_AP */ 1859 wpa_s->sme.sae.state == SAE_ACCEPTED) { 1860 ret = os_snprintf(pos, end - pos, "sae_group=%d\n", 1861 wpa_s->sme.sae.group); 1862 if (os_snprintf_error(end - pos, ret)) 1863 return pos - buf; 1864 pos += ret; 1865 } 1866 #endif /* CONFIG_SAE */ 1867 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n", 1868 wpa_supplicant_state_txt(wpa_s->wpa_state)); 1869 if (os_snprintf_error(end - pos, ret)) 1870 return pos - buf; 1871 pos += ret; 1872 1873 if (wpa_s->l2 && 1874 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) { 1875 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp); 1876 if (os_snprintf_error(end - pos, ret)) 1877 return pos - buf; 1878 pos += ret; 1879 } 1880 1881 #ifdef CONFIG_P2P 1882 if (wpa_s->global->p2p) { 1883 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR 1884 "\n", MAC2STR(wpa_s->global->p2p_dev_addr)); 1885 if (os_snprintf_error(end - pos, ret)) 1886 return pos - buf; 1887 pos += ret; 1888 } 1889 #endif /* CONFIG_P2P */ 1890 1891 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n", 1892 MAC2STR(wpa_s->own_addr)); 1893 if (os_snprintf_error(end - pos, ret)) 1894 return pos - buf; 1895 pos += ret; 1896 1897 #ifdef CONFIG_HS20 1898 if (wpa_s->current_bss && 1899 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss, 1900 HS20_IE_VENDOR_TYPE)) && 1901 wpa_s->wpa_proto == WPA_PROTO_RSN && 1902 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) { 1903 int release = 1; 1904 if (hs20[1] >= 5) { 1905 u8 rel_num = (hs20[6] & 0xf0) >> 4; 1906 release = rel_num + 1; 1907 } 1908 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release); 1909 if (os_snprintf_error(end - pos, ret)) 1910 return pos - buf; 1911 pos += ret; 1912 } 1913 1914 if (wpa_s->current_ssid) { 1915 struct wpa_cred *cred; 1916 char *type; 1917 1918 for (cred = wpa_s->conf->cred; cred; cred = cred->next) { 1919 size_t i; 1920 1921 if (wpa_s->current_ssid->parent_cred != cred) 1922 continue; 1923 1924 if (cred->provisioning_sp) { 1925 ret = os_snprintf(pos, end - pos, 1926 "provisioning_sp=%s\n", 1927 cred->provisioning_sp); 1928 if (os_snprintf_error(end - pos, ret)) 1929 return pos - buf; 1930 pos += ret; 1931 } 1932 1933 if (!cred->domain) 1934 goto no_domain; 1935 1936 i = 0; 1937 if (wpa_s->current_bss && wpa_s->current_bss->anqp) { 1938 struct wpabuf *names = 1939 wpa_s->current_bss->anqp->domain_name; 1940 for (i = 0; names && i < cred->num_domain; i++) 1941 { 1942 if (domain_name_list_contains( 1943 names, cred->domain[i], 1)) 1944 break; 1945 } 1946 if (i == cred->num_domain) 1947 i = 0; /* show first entry by default */ 1948 } 1949 ret = os_snprintf(pos, end - pos, "home_sp=%s\n", 1950 cred->domain[i]); 1951 if (os_snprintf_error(end - pos, ret)) 1952 return pos - buf; 1953 pos += ret; 1954 1955 no_domain: 1956 if (wpa_s->current_bss == NULL || 1957 wpa_s->current_bss->anqp == NULL) 1958 res = -1; 1959 else 1960 res = interworking_home_sp_cred( 1961 wpa_s, cred, 1962 wpa_s->current_bss->anqp->domain_name); 1963 if (res > 0) 1964 type = "home"; 1965 else if (res == 0) 1966 type = "roaming"; 1967 else 1968 type = "unknown"; 1969 1970 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type); 1971 if (os_snprintf_error(end - pos, ret)) 1972 return pos - buf; 1973 pos += ret; 1974 1975 break; 1976 } 1977 } 1978 #endif /* CONFIG_HS20 */ 1979 1980 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) || 1981 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { 1982 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos, 1983 verbose); 1984 if (res >= 0) 1985 pos += res; 1986 } 1987 1988 sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len); 1989 if (sess_id) { 1990 char *start = pos; 1991 1992 ret = os_snprintf(pos, end - pos, "eap_session_id="); 1993 if (os_snprintf_error(end - pos, ret)) 1994 return start - buf; 1995 pos += ret; 1996 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len); 1997 if (ret <= 0) 1998 return start - buf; 1999 pos += ret; 2000 ret = os_snprintf(pos, end - pos, "\n"); 2001 if (os_snprintf_error(end - pos, ret)) 2002 return start - buf; 2003 pos += ret; 2004 } 2005 2006 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose); 2007 if (res >= 0) 2008 pos += res; 2009 2010 #ifdef CONFIG_WPS 2011 { 2012 char uuid_str[100]; 2013 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str)); 2014 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str); 2015 if (os_snprintf_error(end - pos, ret)) 2016 return pos - buf; 2017 pos += ret; 2018 } 2019 #endif /* CONFIG_WPS */ 2020 2021 #ifdef ANDROID 2022 /* 2023 * Allow using the STATUS command with default behavior, say for debug, 2024 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE 2025 * events with STATUS-NO_EVENTS. 2026 */ 2027 if (os_strcmp(params, "-NO_EVENTS")) { 2028 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE 2029 "id=%d state=%d BSSID=" MACSTR " SSID=%s", 2030 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1, 2031 wpa_s->wpa_state, 2032 MAC2STR(wpa_s->bssid), 2033 wpa_s->current_ssid && wpa_s->current_ssid->ssid ? 2034 wpa_ssid_txt(wpa_s->current_ssid->ssid, 2035 wpa_s->current_ssid->ssid_len) : ""); 2036 if (wpa_s->wpa_state == WPA_COMPLETED) { 2037 struct wpa_ssid *ssid = wpa_s->current_ssid; 2038 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED 2039 "- connection to " MACSTR 2040 " completed %s [id=%d id_str=%s]", 2041 MAC2STR(wpa_s->bssid), "(auth)", 2042 ssid ? ssid->id : -1, 2043 ssid && ssid->id_str ? ssid->id_str : ""); 2044 } 2045 } 2046 #endif /* ANDROID */ 2047 2048 return pos - buf; 2049 } 2050 2051 2052 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s, 2053 char *cmd) 2054 { 2055 char *pos; 2056 int id; 2057 struct wpa_ssid *ssid; 2058 u8 bssid[ETH_ALEN]; 2059 2060 /* cmd: "<network id> <BSSID>" */ 2061 pos = os_strchr(cmd, ' '); 2062 if (pos == NULL) 2063 return -1; 2064 *pos++ = '\0'; 2065 id = atoi(cmd); 2066 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos); 2067 if (hwaddr_aton(pos, bssid)) { 2068 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos); 2069 return -1; 2070 } 2071 2072 ssid = wpa_config_get_network(wpa_s->conf, id); 2073 if (ssid == NULL) { 2074 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d " 2075 "to update", id); 2076 return -1; 2077 } 2078 2079 os_memcpy(ssid->bssid, bssid, ETH_ALEN); 2080 ssid->bssid_set = !is_zero_ether_addr(bssid); 2081 2082 return 0; 2083 } 2084 2085 2086 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s, 2087 char *cmd, char *buf, 2088 size_t buflen) 2089 { 2090 u8 bssid[ETH_ALEN]; 2091 struct wpa_blacklist *e; 2092 char *pos, *end; 2093 int ret; 2094 2095 /* cmd: "BLACKLIST [<BSSID>]" */ 2096 if (*cmd == '\0') { 2097 pos = buf; 2098 end = buf + buflen; 2099 e = wpa_s->blacklist; 2100 while (e) { 2101 ret = os_snprintf(pos, end - pos, MACSTR "\n", 2102 MAC2STR(e->bssid)); 2103 if (os_snprintf_error(end - pos, ret)) 2104 return pos - buf; 2105 pos += ret; 2106 e = e->next; 2107 } 2108 return pos - buf; 2109 } 2110 2111 cmd++; 2112 if (os_strncmp(cmd, "clear", 5) == 0) { 2113 wpa_blacklist_clear(wpa_s); 2114 os_memcpy(buf, "OK\n", 3); 2115 return 3; 2116 } 2117 2118 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd); 2119 if (hwaddr_aton(cmd, bssid)) { 2120 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd); 2121 return -1; 2122 } 2123 2124 /* 2125 * Add the BSSID twice, so its count will be 2, causing it to be 2126 * skipped when processing scan results. 2127 */ 2128 ret = wpa_blacklist_add(wpa_s, bssid); 2129 if (ret < 0) 2130 return -1; 2131 ret = wpa_blacklist_add(wpa_s, bssid); 2132 if (ret < 0) 2133 return -1; 2134 os_memcpy(buf, "OK\n", 3); 2135 return 3; 2136 } 2137 2138 2139 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s, 2140 char *cmd, char *buf, 2141 size_t buflen) 2142 { 2143 char *pos, *end, *stamp; 2144 int ret; 2145 2146 /* cmd: "LOG_LEVEL [<level>]" */ 2147 if (*cmd == '\0') { 2148 pos = buf; 2149 end = buf + buflen; 2150 ret = os_snprintf(pos, end - pos, "Current level: %s\n" 2151 "Timestamp: %d\n", 2152 debug_level_str(wpa_debug_level), 2153 wpa_debug_timestamp); 2154 if (os_snprintf_error(end - pos, ret)) 2155 ret = 0; 2156 2157 return ret; 2158 } 2159 2160 while (*cmd == ' ') 2161 cmd++; 2162 2163 stamp = os_strchr(cmd, ' '); 2164 if (stamp) { 2165 *stamp++ = '\0'; 2166 while (*stamp == ' ') { 2167 stamp++; 2168 } 2169 } 2170 2171 if (os_strlen(cmd)) { 2172 int level = str_to_debug_level(cmd); 2173 if (level < 0) 2174 return -1; 2175 wpa_debug_level = level; 2176 } 2177 2178 if (stamp && os_strlen(stamp)) 2179 wpa_debug_timestamp = atoi(stamp); 2180 2181 os_memcpy(buf, "OK\n", 3); 2182 return 3; 2183 } 2184 2185 2186 static int wpa_supplicant_ctrl_iface_list_networks( 2187 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen) 2188 { 2189 char *pos, *end, *prev; 2190 struct wpa_ssid *ssid; 2191 int ret; 2192 2193 pos = buf; 2194 end = buf + buflen; 2195 ret = os_snprintf(pos, end - pos, 2196 "network id / ssid / bssid / flags\n"); 2197 if (os_snprintf_error(end - pos, ret)) 2198 return pos - buf; 2199 pos += ret; 2200 2201 ssid = wpa_s->conf->ssid; 2202 2203 /* skip over ssids until we find next one */ 2204 if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) { 2205 int last_id = atoi(cmd + 8); 2206 if (last_id != -1) { 2207 while (ssid != NULL && ssid->id <= last_id) { 2208 ssid = ssid->next; 2209 } 2210 } 2211 } 2212 2213 while (ssid) { 2214 prev = pos; 2215 ret = os_snprintf(pos, end - pos, "%d\t%s", 2216 ssid->id, 2217 wpa_ssid_txt(ssid->ssid, ssid->ssid_len)); 2218 if (os_snprintf_error(end - pos, ret)) 2219 return prev - buf; 2220 pos += ret; 2221 if (ssid->bssid_set) { 2222 ret = os_snprintf(pos, end - pos, "\t" MACSTR, 2223 MAC2STR(ssid->bssid)); 2224 } else { 2225 ret = os_snprintf(pos, end - pos, "\tany"); 2226 } 2227 if (os_snprintf_error(end - pos, ret)) 2228 return prev - buf; 2229 pos += ret; 2230 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s", 2231 ssid == wpa_s->current_ssid ? 2232 "[CURRENT]" : "", 2233 ssid->disabled ? "[DISABLED]" : "", 2234 ssid->disabled_until.sec ? 2235 "[TEMP-DISABLED]" : "", 2236 ssid->disabled == 2 ? "[P2P-PERSISTENT]" : 2237 ""); 2238 if (os_snprintf_error(end - pos, ret)) 2239 return prev - buf; 2240 pos += ret; 2241 ret = os_snprintf(pos, end - pos, "\n"); 2242 if (os_snprintf_error(end - pos, ret)) 2243 return prev - buf; 2244 pos += ret; 2245 2246 ssid = ssid->next; 2247 } 2248 2249 return pos - buf; 2250 } 2251 2252 2253 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher) 2254 { 2255 int ret; 2256 ret = os_snprintf(pos, end - pos, "-"); 2257 if (os_snprintf_error(end - pos, ret)) 2258 return pos; 2259 pos += ret; 2260 ret = wpa_write_ciphers(pos, end, cipher, "+"); 2261 if (ret < 0) 2262 return pos; 2263 pos += ret; 2264 return pos; 2265 } 2266 2267 2268 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto, 2269 const u8 *ie, size_t ie_len) 2270 { 2271 struct wpa_ie_data data; 2272 char *start; 2273 int ret; 2274 2275 ret = os_snprintf(pos, end - pos, "[%s-", proto); 2276 if (os_snprintf_error(end - pos, ret)) 2277 return pos; 2278 pos += ret; 2279 2280 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) { 2281 ret = os_snprintf(pos, end - pos, "?]"); 2282 if (os_snprintf_error(end - pos, ret)) 2283 return pos; 2284 pos += ret; 2285 return pos; 2286 } 2287 2288 start = pos; 2289 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) { 2290 ret = os_snprintf(pos, end - pos, "%sEAP", 2291 pos == start ? "" : "+"); 2292 if (os_snprintf_error(end - pos, ret)) 2293 return pos; 2294 pos += ret; 2295 } 2296 if (data.key_mgmt & WPA_KEY_MGMT_PSK) { 2297 ret = os_snprintf(pos, end - pos, "%sPSK", 2298 pos == start ? "" : "+"); 2299 if (os_snprintf_error(end - pos, ret)) 2300 return pos; 2301 pos += ret; 2302 } 2303 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) { 2304 ret = os_snprintf(pos, end - pos, "%sNone", 2305 pos == start ? "" : "+"); 2306 if (os_snprintf_error(end - pos, ret)) 2307 return pos; 2308 pos += ret; 2309 } 2310 if (data.key_mgmt & WPA_KEY_MGMT_SAE) { 2311 ret = os_snprintf(pos, end - pos, "%sSAE", 2312 pos == start ? "" : "+"); 2313 if (os_snprintf_error(end - pos, ret)) 2314 return pos; 2315 pos += ret; 2316 } 2317 #ifdef CONFIG_IEEE80211R 2318 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) { 2319 ret = os_snprintf(pos, end - pos, "%sFT/EAP", 2320 pos == start ? "" : "+"); 2321 if (os_snprintf_error(end - pos, ret)) 2322 return pos; 2323 pos += ret; 2324 } 2325 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) { 2326 ret = os_snprintf(pos, end - pos, "%sFT/PSK", 2327 pos == start ? "" : "+"); 2328 if (os_snprintf_error(end - pos, ret)) 2329 return pos; 2330 pos += ret; 2331 } 2332 if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) { 2333 ret = os_snprintf(pos, end - pos, "%sFT/SAE", 2334 pos == start ? "" : "+"); 2335 if (os_snprintf_error(end - pos, ret)) 2336 return pos; 2337 pos += ret; 2338 } 2339 #endif /* CONFIG_IEEE80211R */ 2340 #ifdef CONFIG_IEEE80211W 2341 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) { 2342 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256", 2343 pos == start ? "" : "+"); 2344 if (os_snprintf_error(end - pos, ret)) 2345 return pos; 2346 pos += ret; 2347 } 2348 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) { 2349 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256", 2350 pos == start ? "" : "+"); 2351 if (os_snprintf_error(end - pos, ret)) 2352 return pos; 2353 pos += ret; 2354 } 2355 #endif /* CONFIG_IEEE80211W */ 2356 2357 #ifdef CONFIG_SUITEB 2358 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) { 2359 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B", 2360 pos == start ? "" : "+"); 2361 if (os_snprintf_error(end - pos, ret)) 2362 return pos; 2363 pos += ret; 2364 } 2365 #endif /* CONFIG_SUITEB */ 2366 2367 #ifdef CONFIG_SUITEB192 2368 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) { 2369 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192", 2370 pos == start ? "" : "+"); 2371 if (os_snprintf_error(end - pos, ret)) 2372 return pos; 2373 pos += ret; 2374 } 2375 #endif /* CONFIG_SUITEB192 */ 2376 2377 if (data.key_mgmt & WPA_KEY_MGMT_OSEN) { 2378 ret = os_snprintf(pos, end - pos, "%sOSEN", 2379 pos == start ? "" : "+"); 2380 if (os_snprintf_error(end - pos, ret)) 2381 return pos; 2382 pos += ret; 2383 } 2384 2385 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher); 2386 2387 if (data.capabilities & WPA_CAPABILITY_PREAUTH) { 2388 ret = os_snprintf(pos, end - pos, "-preauth"); 2389 if (os_snprintf_error(end - pos, ret)) 2390 return pos; 2391 pos += ret; 2392 } 2393 2394 ret = os_snprintf(pos, end - pos, "]"); 2395 if (os_snprintf_error(end - pos, ret)) 2396 return pos; 2397 pos += ret; 2398 2399 return pos; 2400 } 2401 2402 2403 #ifdef CONFIG_WPS 2404 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s, 2405 char *pos, char *end, 2406 struct wpabuf *wps_ie) 2407 { 2408 int ret; 2409 const char *txt; 2410 2411 if (wps_ie == NULL) 2412 return pos; 2413 if (wps_is_selected_pbc_registrar(wps_ie)) 2414 txt = "[WPS-PBC]"; 2415 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0)) 2416 txt = "[WPS-AUTH]"; 2417 else if (wps_is_selected_pin_registrar(wps_ie)) 2418 txt = "[WPS-PIN]"; 2419 else 2420 txt = "[WPS]"; 2421 2422 ret = os_snprintf(pos, end - pos, "%s", txt); 2423 if (!os_snprintf_error(end - pos, ret)) 2424 pos += ret; 2425 wpabuf_free(wps_ie); 2426 return pos; 2427 } 2428 #endif /* CONFIG_WPS */ 2429 2430 2431 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s, 2432 char *pos, char *end, 2433 const struct wpa_bss *bss) 2434 { 2435 #ifdef CONFIG_WPS 2436 struct wpabuf *wps_ie; 2437 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE); 2438 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie); 2439 #else /* CONFIG_WPS */ 2440 return pos; 2441 #endif /* CONFIG_WPS */ 2442 } 2443 2444 2445 /* Format one result on one text line into a buffer. */ 2446 static int wpa_supplicant_ctrl_iface_scan_result( 2447 struct wpa_supplicant *wpa_s, 2448 const struct wpa_bss *bss, char *buf, size_t buflen) 2449 { 2450 char *pos, *end; 2451 int ret; 2452 const u8 *ie, *ie2, *osen_ie, *p2p, *mesh; 2453 2454 mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID); 2455 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE); 2456 if (!p2p) 2457 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE); 2458 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN && 2459 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) == 2460 0) 2461 return 0; /* Do not show P2P listen discovery results here */ 2462 2463 pos = buf; 2464 end = buf + buflen; 2465 2466 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t", 2467 MAC2STR(bss->bssid), bss->freq, bss->level); 2468 if (os_snprintf_error(end - pos, ret)) 2469 return -1; 2470 pos += ret; 2471 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE); 2472 if (ie) 2473 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]); 2474 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN); 2475 if (ie2) { 2476 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2", 2477 ie2, 2 + ie2[1]); 2478 } 2479 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE); 2480 if (osen_ie) 2481 pos = wpa_supplicant_ie_txt(pos, end, "OSEN", 2482 osen_ie, 2 + osen_ie[1]); 2483 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss); 2484 if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) { 2485 ret = os_snprintf(pos, end - pos, "[WEP]"); 2486 if (os_snprintf_error(end - pos, ret)) 2487 return -1; 2488 pos += ret; 2489 } 2490 if (mesh) { 2491 ret = os_snprintf(pos, end - pos, "[MESH]"); 2492 if (os_snprintf_error(end - pos, ret)) 2493 return -1; 2494 pos += ret; 2495 } 2496 if (bss_is_dmg(bss)) { 2497 const char *s; 2498 ret = os_snprintf(pos, end - pos, "[DMG]"); 2499 if (os_snprintf_error(end - pos, ret)) 2500 return -1; 2501 pos += ret; 2502 switch (bss->caps & IEEE80211_CAP_DMG_MASK) { 2503 case IEEE80211_CAP_DMG_IBSS: 2504 s = "[IBSS]"; 2505 break; 2506 case IEEE80211_CAP_DMG_AP: 2507 s = "[ESS]"; 2508 break; 2509 case IEEE80211_CAP_DMG_PBSS: 2510 s = "[PBSS]"; 2511 break; 2512 default: 2513 s = ""; 2514 break; 2515 } 2516 ret = os_snprintf(pos, end - pos, "%s", s); 2517 if (os_snprintf_error(end - pos, ret)) 2518 return -1; 2519 pos += ret; 2520 } else { 2521 if (bss->caps & IEEE80211_CAP_IBSS) { 2522 ret = os_snprintf(pos, end - pos, "[IBSS]"); 2523 if (os_snprintf_error(end - pos, ret)) 2524 return -1; 2525 pos += ret; 2526 } 2527 if (bss->caps & IEEE80211_CAP_ESS) { 2528 ret = os_snprintf(pos, end - pos, "[ESS]"); 2529 if (os_snprintf_error(end - pos, ret)) 2530 return -1; 2531 pos += ret; 2532 } 2533 } 2534 if (p2p) { 2535 ret = os_snprintf(pos, end - pos, "[P2P]"); 2536 if (os_snprintf_error(end - pos, ret)) 2537 return -1; 2538 pos += ret; 2539 } 2540 #ifdef CONFIG_HS20 2541 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) { 2542 ret = os_snprintf(pos, end - pos, "[HS20]"); 2543 if (os_snprintf_error(end - pos, ret)) 2544 return -1; 2545 pos += ret; 2546 } 2547 #endif /* CONFIG_HS20 */ 2548 #ifdef CONFIG_FST 2549 if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) { 2550 ret = os_snprintf(pos, end - pos, "[FST]"); 2551 if (os_snprintf_error(end - pos, ret)) 2552 return -1; 2553 pos += ret; 2554 } 2555 #endif /* CONFIG_FST */ 2556 2557 ret = os_snprintf(pos, end - pos, "\t%s", 2558 wpa_ssid_txt(bss->ssid, bss->ssid_len)); 2559 if (os_snprintf_error(end - pos, ret)) 2560 return -1; 2561 pos += ret; 2562 2563 ret = os_snprintf(pos, end - pos, "\n"); 2564 if (os_snprintf_error(end - pos, ret)) 2565 return -1; 2566 pos += ret; 2567 2568 return pos - buf; 2569 } 2570 2571 2572 static int wpa_supplicant_ctrl_iface_scan_results( 2573 struct wpa_supplicant *wpa_s, char *buf, size_t buflen) 2574 { 2575 char *pos, *end; 2576 struct wpa_bss *bss; 2577 int ret; 2578 2579 pos = buf; 2580 end = buf + buflen; 2581 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / " 2582 "flags / ssid\n"); 2583 if (os_snprintf_error(end - pos, ret)) 2584 return pos - buf; 2585 pos += ret; 2586 2587 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) { 2588 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos, 2589 end - pos); 2590 if (ret < 0 || ret >= end - pos) 2591 return pos - buf; 2592 pos += ret; 2593 } 2594 2595 return pos - buf; 2596 } 2597 2598 2599 #ifdef CONFIG_MESH 2600 2601 static int wpa_supplicant_ctrl_iface_mesh_interface_add( 2602 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len) 2603 { 2604 char *pos, ifname[IFNAMSIZ + 1]; 2605 2606 ifname[0] = '\0'; 2607 2608 pos = os_strstr(cmd, "ifname="); 2609 if (pos) { 2610 pos += 7; 2611 os_strlcpy(ifname, pos, sizeof(ifname)); 2612 } 2613 2614 if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0) 2615 return -1; 2616 2617 os_strlcpy(reply, ifname, max_len); 2618 return os_strlen(ifname); 2619 } 2620 2621 2622 static int wpa_supplicant_ctrl_iface_mesh_group_add( 2623 struct wpa_supplicant *wpa_s, char *cmd) 2624 { 2625 int id; 2626 struct wpa_ssid *ssid; 2627 2628 id = atoi(cmd); 2629 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id); 2630 2631 ssid = wpa_config_get_network(wpa_s->conf, id); 2632 if (ssid == NULL) { 2633 wpa_printf(MSG_DEBUG, 2634 "CTRL_IFACE: Could not find network id=%d", id); 2635 return -1; 2636 } 2637 if (ssid->mode != WPAS_MODE_MESH) { 2638 wpa_printf(MSG_DEBUG, 2639 "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network"); 2640 return -1; 2641 } 2642 if (ssid->key_mgmt != WPA_KEY_MGMT_NONE && 2643 ssid->key_mgmt != WPA_KEY_MGMT_SAE) { 2644 wpa_printf(MSG_ERROR, 2645 "CTRL_IFACE: key_mgmt for mesh network should be open or SAE"); 2646 return -1; 2647 } 2648 2649 /* 2650 * TODO: If necessary write our own group_add function, 2651 * for now we can reuse select_network 2652 */ 2653 wpa_supplicant_select_network(wpa_s, ssid); 2654 2655 return 0; 2656 } 2657 2658 2659 static int wpa_supplicant_ctrl_iface_mesh_group_remove( 2660 struct wpa_supplicant *wpa_s, char *cmd) 2661 { 2662 struct wpa_supplicant *orig; 2663 struct wpa_global *global; 2664 int found = 0; 2665 2666 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd); 2667 2668 global = wpa_s->global; 2669 orig = wpa_s; 2670 2671 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { 2672 if (os_strcmp(wpa_s->ifname, cmd) == 0) { 2673 found = 1; 2674 break; 2675 } 2676 } 2677 if (!found) { 2678 wpa_printf(MSG_ERROR, 2679 "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found", 2680 cmd); 2681 return -1; 2682 } 2683 if (wpa_s->mesh_if_created && wpa_s == orig) { 2684 wpa_printf(MSG_ERROR, 2685 "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself"); 2686 return -1; 2687 } 2688 2689 wpa_s->reassociate = 0; 2690 wpa_s->disconnected = 1; 2691 wpa_supplicant_cancel_sched_scan(wpa_s); 2692 wpa_supplicant_cancel_scan(wpa_s); 2693 2694 /* 2695 * TODO: If necessary write our own group_remove function, 2696 * for now we can reuse deauthenticate 2697 */ 2698 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING); 2699 2700 if (wpa_s->mesh_if_created) 2701 wpa_supplicant_remove_iface(global, wpa_s, 0); 2702 2703 return 0; 2704 } 2705 2706 #endif /* CONFIG_MESH */ 2707 2708 2709 static int wpa_supplicant_ctrl_iface_select_network( 2710 struct wpa_supplicant *wpa_s, char *cmd) 2711 { 2712 int id; 2713 struct wpa_ssid *ssid; 2714 char *pos; 2715 2716 /* cmd: "<network id>" or "any" */ 2717 if (os_strncmp(cmd, "any", 3) == 0) { 2718 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any"); 2719 ssid = NULL; 2720 } else { 2721 id = atoi(cmd); 2722 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id); 2723 2724 ssid = wpa_config_get_network(wpa_s->conf, id); 2725 if (ssid == NULL) { 2726 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find " 2727 "network id=%d", id); 2728 return -1; 2729 } 2730 if (ssid->disabled == 2) { 2731 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use " 2732 "SELECT_NETWORK with persistent P2P group"); 2733 return -1; 2734 } 2735 } 2736 2737 pos = os_strstr(cmd, " freq="); 2738 if (pos) { 2739 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6); 2740 if (freqs) { 2741 wpa_s->scan_req = MANUAL_SCAN_REQ; 2742 os_free(wpa_s->manual_scan_freqs); 2743 wpa_s->manual_scan_freqs = freqs; 2744 } 2745 } 2746 2747 wpa_s->scan_min_time.sec = 0; 2748 wpa_s->scan_min_time.usec = 0; 2749 wpa_supplicant_select_network(wpa_s, ssid); 2750 2751 return 0; 2752 } 2753 2754 2755 static int wpa_supplicant_ctrl_iface_enable_network( 2756 struct wpa_supplicant *wpa_s, char *cmd) 2757 { 2758 int id; 2759 struct wpa_ssid *ssid; 2760 2761 /* cmd: "<network id>" or "all" */ 2762 if (os_strcmp(cmd, "all") == 0) { 2763 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all"); 2764 ssid = NULL; 2765 } else { 2766 id = atoi(cmd); 2767 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id); 2768 2769 ssid = wpa_config_get_network(wpa_s->conf, id); 2770 if (ssid == NULL) { 2771 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find " 2772 "network id=%d", id); 2773 return -1; 2774 } 2775 if (ssid->disabled == 2) { 2776 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use " 2777 "ENABLE_NETWORK with persistent P2P group"); 2778 return -1; 2779 } 2780 2781 if (os_strstr(cmd, " no-connect")) { 2782 ssid->disabled = 0; 2783 return 0; 2784 } 2785 } 2786 wpa_s->scan_min_time.sec = 0; 2787 wpa_s->scan_min_time.usec = 0; 2788 wpa_supplicant_enable_network(wpa_s, ssid); 2789 2790 return 0; 2791 } 2792 2793 2794 static int wpa_supplicant_ctrl_iface_disable_network( 2795 struct wpa_supplicant *wpa_s, char *cmd) 2796 { 2797 int id; 2798 struct wpa_ssid *ssid; 2799 2800 /* cmd: "<network id>" or "all" */ 2801 if (os_strcmp(cmd, "all") == 0) { 2802 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all"); 2803 ssid = NULL; 2804 } else { 2805 id = atoi(cmd); 2806 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id); 2807 2808 ssid = wpa_config_get_network(wpa_s->conf, id); 2809 if (ssid == NULL) { 2810 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find " 2811 "network id=%d", id); 2812 return -1; 2813 } 2814 if (ssid->disabled == 2) { 2815 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use " 2816 "DISABLE_NETWORK with persistent P2P " 2817 "group"); 2818 return -1; 2819 } 2820 } 2821 wpa_supplicant_disable_network(wpa_s, ssid); 2822 2823 return 0; 2824 } 2825 2826 2827 static int wpa_supplicant_ctrl_iface_add_network( 2828 struct wpa_supplicant *wpa_s, char *buf, size_t buflen) 2829 { 2830 struct wpa_ssid *ssid; 2831 int ret; 2832 2833 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK"); 2834 2835 ssid = wpa_config_add_network(wpa_s->conf); 2836 if (ssid == NULL) 2837 return -1; 2838 2839 wpas_notify_network_added(wpa_s, ssid); 2840 2841 ssid->disabled = 1; 2842 wpa_config_set_network_defaults(ssid); 2843 2844 ret = os_snprintf(buf, buflen, "%d\n", ssid->id); 2845 if (os_snprintf_error(buflen, ret)) 2846 return -1; 2847 return ret; 2848 } 2849 2850 2851 static int wpa_supplicant_ctrl_iface_remove_network( 2852 struct wpa_supplicant *wpa_s, char *cmd) 2853 { 2854 int id; 2855 struct wpa_ssid *ssid; 2856 int was_disabled; 2857 2858 /* cmd: "<network id>" or "all" */ 2859 if (os_strcmp(cmd, "all") == 0) { 2860 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all"); 2861 if (wpa_s->sched_scanning) 2862 wpa_supplicant_cancel_sched_scan(wpa_s); 2863 2864 eapol_sm_invalidate_cached_session(wpa_s->eapol); 2865 if (wpa_s->current_ssid) { 2866 #ifdef CONFIG_SME 2867 wpa_s->sme.prev_bssid_set = 0; 2868 #endif /* CONFIG_SME */ 2869 wpa_sm_set_config(wpa_s->wpa, NULL); 2870 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); 2871 if (wpa_s->wpa_state >= WPA_AUTHENTICATING) 2872 wpa_s->own_disconnect_req = 1; 2873 wpa_supplicant_deauthenticate( 2874 wpa_s, WLAN_REASON_DEAUTH_LEAVING); 2875 } 2876 ssid = wpa_s->conf->ssid; 2877 while (ssid) { 2878 struct wpa_ssid *remove_ssid = ssid; 2879 id = ssid->id; 2880 ssid = ssid->next; 2881 if (wpa_s->last_ssid == remove_ssid) 2882 wpa_s->last_ssid = NULL; 2883 wpas_notify_network_removed(wpa_s, remove_ssid); 2884 wpa_config_remove_network(wpa_s->conf, id); 2885 } 2886 return 0; 2887 } 2888 2889 id = atoi(cmd); 2890 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id); 2891 2892 ssid = wpa_config_get_network(wpa_s->conf, id); 2893 if (ssid) 2894 wpas_notify_network_removed(wpa_s, ssid); 2895 if (ssid == NULL) { 2896 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network " 2897 "id=%d", id); 2898 return -1; 2899 } 2900 2901 if (wpa_s->last_ssid == ssid) 2902 wpa_s->last_ssid = NULL; 2903 2904 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) { 2905 #ifdef CONFIG_SME 2906 wpa_s->sme.prev_bssid_set = 0; 2907 #endif /* CONFIG_SME */ 2908 /* 2909 * Invalidate the EAP session cache if the current or 2910 * previously used network is removed. 2911 */ 2912 eapol_sm_invalidate_cached_session(wpa_s->eapol); 2913 } 2914 2915 if (ssid == wpa_s->current_ssid) { 2916 wpa_sm_set_config(wpa_s->wpa, NULL); 2917 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL); 2918 2919 if (wpa_s->wpa_state >= WPA_AUTHENTICATING) 2920 wpa_s->own_disconnect_req = 1; 2921 wpa_supplicant_deauthenticate(wpa_s, 2922 WLAN_REASON_DEAUTH_LEAVING); 2923 } 2924 2925 was_disabled = ssid->disabled; 2926 2927 if (wpa_config_remove_network(wpa_s->conf, id) < 0) { 2928 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the " 2929 "network id=%d", id); 2930 return -1; 2931 } 2932 2933 if (!was_disabled && wpa_s->sched_scanning) { 2934 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove " 2935 "network from filters"); 2936 wpa_supplicant_cancel_sched_scan(wpa_s); 2937 wpa_supplicant_req_scan(wpa_s, 0, 0); 2938 } 2939 2940 return 0; 2941 } 2942 2943 2944 static int wpa_supplicant_ctrl_iface_update_network( 2945 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, 2946 char *name, char *value) 2947 { 2948 if (wpa_config_set(ssid, name, value, 0) < 0) { 2949 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network " 2950 "variable '%s'", name); 2951 return -1; 2952 } 2953 2954 if (os_strcmp(name, "bssid") != 0 && 2955 os_strcmp(name, "priority") != 0) 2956 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid); 2957 2958 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) { 2959 /* 2960 * Invalidate the EAP session cache if anything in the current 2961 * or previously used configuration changes. 2962 */ 2963 eapol_sm_invalidate_cached_session(wpa_s->eapol); 2964 } 2965 2966 if ((os_strcmp(name, "psk") == 0 && 2967 value[0] == '"' && ssid->ssid_len) || 2968 (os_strcmp(name, "ssid") == 0 && ssid->passphrase)) 2969 wpa_config_update_psk(ssid); 2970 else if (os_strcmp(name, "priority") == 0) 2971 wpa_config_update_prio_list(wpa_s->conf); 2972 2973 return 0; 2974 } 2975 2976 2977 static int wpa_supplicant_ctrl_iface_set_network( 2978 struct wpa_supplicant *wpa_s, char *cmd) 2979 { 2980 int id, ret, prev_bssid_set, prev_disabled; 2981 struct wpa_ssid *ssid; 2982 char *name, *value; 2983 u8 prev_bssid[ETH_ALEN]; 2984 2985 /* cmd: "<network id> <variable name> <value>" */ 2986 name = os_strchr(cmd, ' '); 2987 if (name == NULL) 2988 return -1; 2989 *name++ = '\0'; 2990 2991 value = os_strchr(name, ' '); 2992 if (value == NULL) 2993 return -1; 2994 *value++ = '\0'; 2995 2996 id = atoi(cmd); 2997 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'", 2998 id, name); 2999 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value", 3000 (u8 *) value, os_strlen(value)); 3001 3002 ssid = wpa_config_get_network(wpa_s->conf, id); 3003 if (ssid == NULL) { 3004 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network " 3005 "id=%d", id); 3006 return -1; 3007 } 3008 3009 prev_bssid_set = ssid->bssid_set; 3010 prev_disabled = ssid->disabled; 3011 os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN); 3012 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name, 3013 value); 3014 if (ret == 0 && 3015 (ssid->bssid_set != prev_bssid_set || 3016 os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0)) 3017 wpas_notify_network_bssid_set_changed(wpa_s, ssid); 3018 3019 if (prev_disabled != ssid->disabled && 3020 (prev_disabled == 2 || ssid->disabled == 2)) 3021 wpas_notify_network_type_changed(wpa_s, ssid); 3022 3023 return ret; 3024 } 3025 3026 3027 static int wpa_supplicant_ctrl_iface_get_network( 3028 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen) 3029 { 3030 int id; 3031 size_t res; 3032 struct wpa_ssid *ssid; 3033 char *name, *value; 3034 3035 /* cmd: "<network id> <variable name>" */ 3036 name = os_strchr(cmd, ' '); 3037 if (name == NULL || buflen == 0) 3038 return -1; 3039 *name++ = '\0'; 3040 3041 id = atoi(cmd); 3042 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'", 3043 id, name); 3044 3045 ssid = wpa_config_get_network(wpa_s->conf, id); 3046 if (ssid == NULL) { 3047 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network " 3048 "id=%d", id); 3049 return -1; 3050 } 3051 3052 value = wpa_config_get_no_key(ssid, name); 3053 if (value == NULL) { 3054 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network " 3055 "variable '%s'", name); 3056 return -1; 3057 } 3058 3059 res = os_strlcpy(buf, value, buflen); 3060 if (res >= buflen) { 3061 os_free(value); 3062 return -1; 3063 } 3064 3065 os_free(value); 3066 3067 return res; 3068 } 3069 3070 3071 static int wpa_supplicant_ctrl_iface_dup_network( 3072 struct wpa_supplicant *wpa_s, char *cmd, 3073 struct wpa_supplicant *dst_wpa_s) 3074 { 3075 struct wpa_ssid *ssid_s, *ssid_d; 3076 char *name, *id, *value; 3077 int id_s, id_d, ret; 3078 3079 /* cmd: "<src network id> <dst network id> <variable name>" */ 3080 id = os_strchr(cmd, ' '); 3081 if (id == NULL) 3082 return -1; 3083 *id++ = '\0'; 3084 3085 name = os_strchr(id, ' '); 3086 if (name == NULL) 3087 return -1; 3088 *name++ = '\0'; 3089 3090 id_s = atoi(cmd); 3091 id_d = atoi(id); 3092 3093 wpa_printf(MSG_DEBUG, 3094 "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'", 3095 wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name); 3096 3097 ssid_s = wpa_config_get_network(wpa_s->conf, id_s); 3098 if (ssid_s == NULL) { 3099 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find " 3100 "network id=%d", id_s); 3101 return -1; 3102 } 3103 3104 ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d); 3105 if (ssid_d == NULL) { 3106 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find " 3107 "network id=%d", id_d); 3108 return -1; 3109 } 3110 3111 value = wpa_config_get(ssid_s, name); 3112 if (value == NULL) { 3113 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network " 3114 "variable '%s'", name); 3115 return -1; 3116 } 3117 3118 ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name, 3119 value); 3120 3121 os_free(value); 3122 3123 return ret; 3124 } 3125 3126 3127 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s, 3128 char *buf, size_t buflen) 3129 { 3130 char *pos, *end; 3131 struct wpa_cred *cred; 3132 int ret; 3133 3134 pos = buf; 3135 end = buf + buflen; 3136 ret = os_snprintf(pos, end - pos, 3137 "cred id / realm / username / domain / imsi\n"); 3138 if (os_snprintf_error(end - pos, ret)) 3139 return pos - buf; 3140 pos += ret; 3141 3142 cred = wpa_s->conf->cred; 3143 while (cred) { 3144 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n", 3145 cred->id, cred->realm ? cred->realm : "", 3146 cred->username ? cred->username : "", 3147 cred->domain ? cred->domain[0] : "", 3148 cred->imsi ? cred->imsi : ""); 3149 if (os_snprintf_error(end - pos, ret)) 3150 return pos - buf; 3151 pos += ret; 3152 3153 cred = cred->next; 3154 } 3155 3156 return pos - buf; 3157 } 3158 3159 3160 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s, 3161 char *buf, size_t buflen) 3162 { 3163 struct wpa_cred *cred; 3164 int ret; 3165 3166 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED"); 3167 3168 cred = wpa_config_add_cred(wpa_s->conf); 3169 if (cred == NULL) 3170 return -1; 3171 3172 wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id); 3173 3174 ret = os_snprintf(buf, buflen, "%d\n", cred->id); 3175 if (os_snprintf_error(buflen, ret)) 3176 return -1; 3177 return ret; 3178 } 3179 3180 3181 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s, 3182 struct wpa_cred *cred) 3183 { 3184 struct wpa_ssid *ssid; 3185 char str[20]; 3186 int id; 3187 3188 if (cred == NULL) { 3189 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred"); 3190 return -1; 3191 } 3192 3193 id = cred->id; 3194 if (wpa_config_remove_cred(wpa_s->conf, id) < 0) { 3195 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred"); 3196 return -1; 3197 } 3198 3199 wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id); 3200 3201 /* Remove any network entry created based on the removed credential */ 3202 ssid = wpa_s->conf->ssid; 3203 while (ssid) { 3204 if (ssid->parent_cred == cred) { 3205 int res; 3206 3207 wpa_printf(MSG_DEBUG, "Remove network id %d since it " 3208 "used the removed credential", ssid->id); 3209 res = os_snprintf(str, sizeof(str), "%d", ssid->id); 3210 if (os_snprintf_error(sizeof(str), res)) 3211 str[sizeof(str) - 1] = '\0'; 3212 ssid = ssid->next; 3213 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str); 3214 } else 3215 ssid = ssid->next; 3216 } 3217 3218 return 0; 3219 } 3220 3221 3222 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s, 3223 char *cmd) 3224 { 3225 int id; 3226 struct wpa_cred *cred, *prev; 3227 3228 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or 3229 * "provisioning_sp=<FQDN> */ 3230 if (os_strcmp(cmd, "all") == 0) { 3231 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all"); 3232 cred = wpa_s->conf->cred; 3233 while (cred) { 3234 prev = cred; 3235 cred = cred->next; 3236 wpas_ctrl_remove_cred(wpa_s, prev); 3237 } 3238 return 0; 3239 } 3240 3241 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) { 3242 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'", 3243 cmd + 8); 3244 cred = wpa_s->conf->cred; 3245 while (cred) { 3246 prev = cred; 3247 cred = cred->next; 3248 if (prev->domain) { 3249 size_t i; 3250 for (i = 0; i < prev->num_domain; i++) { 3251 if (os_strcmp(prev->domain[i], cmd + 8) 3252 != 0) 3253 continue; 3254 wpas_ctrl_remove_cred(wpa_s, prev); 3255 break; 3256 } 3257 } 3258 } 3259 return 0; 3260 } 3261 3262 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) { 3263 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'", 3264 cmd + 16); 3265 cred = wpa_s->conf->cred; 3266 while (cred) { 3267 prev = cred; 3268 cred = cred->next; 3269 if (prev->provisioning_sp && 3270 os_strcmp(prev->provisioning_sp, cmd + 16) == 0) 3271 wpas_ctrl_remove_cred(wpa_s, prev); 3272 } 3273 return 0; 3274 } 3275 3276 id = atoi(cmd); 3277 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id); 3278 3279 cred = wpa_config_get_cred(wpa_s->conf, id); 3280 return wpas_ctrl_remove_cred(wpa_s, cred); 3281 } 3282 3283 3284 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s, 3285 char *cmd) 3286 { 3287 int id; 3288 struct wpa_cred *cred; 3289 char *name, *value; 3290 3291 /* cmd: "<cred id> <variable name> <value>" */ 3292 name = os_strchr(cmd, ' '); 3293 if (name == NULL) 3294 return -1; 3295 *name++ = '\0'; 3296 3297 value = os_strchr(name, ' '); 3298 if (value == NULL) 3299 return -1; 3300 *value++ = '\0'; 3301 3302 id = atoi(cmd); 3303 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'", 3304 id, name); 3305 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value", 3306 (u8 *) value, os_strlen(value)); 3307 3308 cred = wpa_config_get_cred(wpa_s->conf, id); 3309 if (cred == NULL) { 3310 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d", 3311 id); 3312 return -1; 3313 } 3314 3315 if (wpa_config_set_cred(cred, name, value, 0) < 0) { 3316 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred " 3317 "variable '%s'", name); 3318 return -1; 3319 } 3320 3321 wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name); 3322 3323 return 0; 3324 } 3325 3326 3327 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s, 3328 char *cmd, char *buf, 3329 size_t buflen) 3330 { 3331 int id; 3332 size_t res; 3333 struct wpa_cred *cred; 3334 char *name, *value; 3335 3336 /* cmd: "<cred id> <variable name>" */ 3337 name = os_strchr(cmd, ' '); 3338 if (name == NULL) 3339 return -1; 3340 *name++ = '\0'; 3341 3342 id = atoi(cmd); 3343 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'", 3344 id, name); 3345 3346 cred = wpa_config_get_cred(wpa_s->conf, id); 3347 if (cred == NULL) { 3348 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d", 3349 id); 3350 return -1; 3351 } 3352 3353 value = wpa_config_get_cred_no_key(cred, name); 3354 if (value == NULL) { 3355 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'", 3356 name); 3357 return -1; 3358 } 3359 3360 res = os_strlcpy(buf, value, buflen); 3361 if (res >= buflen) { 3362 os_free(value); 3363 return -1; 3364 } 3365 3366 os_free(value); 3367 3368 return res; 3369 } 3370 3371 3372 #ifndef CONFIG_NO_CONFIG_WRITE 3373 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s) 3374 { 3375 int ret; 3376 3377 if (!wpa_s->conf->update_config) { 3378 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed " 3379 "to update configuration (update_config=0)"); 3380 return -1; 3381 } 3382 3383 ret = wpa_config_write(wpa_s->confname, wpa_s->conf); 3384 if (ret) { 3385 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to " 3386 "update configuration"); 3387 } else { 3388 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration" 3389 " updated"); 3390 } 3391 3392 return ret; 3393 } 3394 #endif /* CONFIG_NO_CONFIG_WRITE */ 3395 3396 3397 struct cipher_info { 3398 unsigned int capa; 3399 const char *name; 3400 int group_only; 3401 }; 3402 3403 static const struct cipher_info ciphers[] = { 3404 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 }, 3405 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 }, 3406 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 }, 3407 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 }, 3408 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 }, 3409 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 }, 3410 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 }, 3411 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 } 3412 }; 3413 3414 static const struct cipher_info ciphers_group_mgmt[] = { 3415 { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 }, 3416 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 }, 3417 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 }, 3418 { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 }, 3419 }; 3420 3421 3422 static int ctrl_iface_get_capability_pairwise(int res, char *strict, 3423 struct wpa_driver_capa *capa, 3424 char *buf, size_t buflen) 3425 { 3426 int ret; 3427 char *pos, *end; 3428 size_t len; 3429 unsigned int i; 3430 3431 pos = buf; 3432 end = pos + buflen; 3433 3434 if (res < 0) { 3435 if (strict) 3436 return 0; 3437 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen); 3438 if (len >= buflen) 3439 return -1; 3440 return len; 3441 } 3442 3443 for (i = 0; i < ARRAY_SIZE(ciphers); i++) { 3444 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) { 3445 ret = os_snprintf(pos, end - pos, "%s%s", 3446 pos == buf ? "" : " ", 3447 ciphers[i].name); 3448 if (os_snprintf_error(end - pos, ret)) 3449 return pos - buf; 3450 pos += ret; 3451 } 3452 } 3453 3454 return pos - buf; 3455 } 3456 3457 3458 static int ctrl_iface_get_capability_group(int res, char *strict, 3459 struct wpa_driver_capa *capa, 3460 char *buf, size_t buflen) 3461 { 3462 int ret; 3463 char *pos, *end; 3464 size_t len; 3465 unsigned int i; 3466 3467 pos = buf; 3468 end = pos + buflen; 3469 3470 if (res < 0) { 3471 if (strict) 3472 return 0; 3473 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen); 3474 if (len >= buflen) 3475 return -1; 3476 return len; 3477 } 3478 3479 for (i = 0; i < ARRAY_SIZE(ciphers); i++) { 3480 if (capa->enc & ciphers[i].capa) { 3481 ret = os_snprintf(pos, end - pos, "%s%s", 3482 pos == buf ? "" : " ", 3483 ciphers[i].name); 3484 if (os_snprintf_error(end - pos, ret)) 3485 return pos - buf; 3486 pos += ret; 3487 } 3488 } 3489 3490 return pos - buf; 3491 } 3492 3493 3494 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict, 3495 struct wpa_driver_capa *capa, 3496 char *buf, size_t buflen) 3497 { 3498 int ret; 3499 char *pos, *end; 3500 unsigned int i; 3501 3502 pos = buf; 3503 end = pos + buflen; 3504 3505 if (res < 0) 3506 return 0; 3507 3508 for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) { 3509 if (capa->enc & ciphers_group_mgmt[i].capa) { 3510 ret = os_snprintf(pos, end - pos, "%s%s", 3511 pos == buf ? "" : " ", 3512 ciphers_group_mgmt[i].name); 3513 if (os_snprintf_error(end - pos, ret)) 3514 return pos - buf; 3515 pos += ret; 3516 } 3517 } 3518 3519 return pos - buf; 3520 } 3521 3522 3523 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict, 3524 struct wpa_driver_capa *capa, 3525 char *buf, size_t buflen) 3526 { 3527 int ret; 3528 char *pos, *end; 3529 size_t len; 3530 3531 pos = buf; 3532 end = pos + buflen; 3533 3534 if (res < 0) { 3535 if (strict) 3536 return 0; 3537 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE " 3538 "NONE", buflen); 3539 if (len >= buflen) 3540 return -1; 3541 return len; 3542 } 3543 3544 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X"); 3545 if (os_snprintf_error(end - pos, ret)) 3546 return pos - buf; 3547 pos += ret; 3548 3549 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA | 3550 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) { 3551 ret = os_snprintf(pos, end - pos, " WPA-EAP"); 3552 if (os_snprintf_error(end - pos, ret)) 3553 return pos - buf; 3554 pos += ret; 3555 } 3556 3557 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | 3558 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) { 3559 ret = os_snprintf(pos, end - pos, " WPA-PSK"); 3560 if (os_snprintf_error(end - pos, ret)) 3561 return pos - buf; 3562 pos += ret; 3563 } 3564 3565 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) { 3566 ret = os_snprintf(pos, end - pos, " WPA-NONE"); 3567 if (os_snprintf_error(end - pos, ret)) 3568 return pos - buf; 3569 pos += ret; 3570 } 3571 3572 #ifdef CONFIG_SUITEB 3573 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) { 3574 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B"); 3575 if (os_snprintf_error(end - pos, ret)) 3576 return pos - buf; 3577 pos += ret; 3578 } 3579 #endif /* CONFIG_SUITEB */ 3580 #ifdef CONFIG_SUITEB192 3581 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) { 3582 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192"); 3583 if (os_snprintf_error(end - pos, ret)) 3584 return pos - buf; 3585 pos += ret; 3586 } 3587 #endif /* CONFIG_SUITEB192 */ 3588 3589 return pos - buf; 3590 } 3591 3592 3593 static int ctrl_iface_get_capability_proto(int res, char *strict, 3594 struct wpa_driver_capa *capa, 3595 char *buf, size_t buflen) 3596 { 3597 int ret; 3598 char *pos, *end; 3599 size_t len; 3600 3601 pos = buf; 3602 end = pos + buflen; 3603 3604 if (res < 0) { 3605 if (strict) 3606 return 0; 3607 len = os_strlcpy(buf, "RSN WPA", buflen); 3608 if (len >= buflen) 3609 return -1; 3610 return len; 3611 } 3612 3613 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | 3614 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) { 3615 ret = os_snprintf(pos, end - pos, "%sRSN", 3616 pos == buf ? "" : " "); 3617 if (os_snprintf_error(end - pos, ret)) 3618 return pos - buf; 3619 pos += ret; 3620 } 3621 3622 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA | 3623 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) { 3624 ret = os_snprintf(pos, end - pos, "%sWPA", 3625 pos == buf ? "" : " "); 3626 if (os_snprintf_error(end - pos, ret)) 3627 return pos - buf; 3628 pos += ret; 3629 } 3630 3631 return pos - buf; 3632 } 3633 3634 3635 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s, 3636 int res, char *strict, 3637 struct wpa_driver_capa *capa, 3638 char *buf, size_t buflen) 3639 { 3640 int ret; 3641 char *pos, *end; 3642 size_t len; 3643 3644 pos = buf; 3645 end = pos + buflen; 3646 3647 if (res < 0) { 3648 if (strict) 3649 return 0; 3650 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen); 3651 if (len >= buflen) 3652 return -1; 3653 return len; 3654 } 3655 3656 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) { 3657 ret = os_snprintf(pos, end - pos, "%sOPEN", 3658 pos == buf ? "" : " "); 3659 if (os_snprintf_error(end - pos, ret)) 3660 return pos - buf; 3661 pos += ret; 3662 } 3663 3664 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) { 3665 ret = os_snprintf(pos, end - pos, "%sSHARED", 3666 pos == buf ? "" : " "); 3667 if (os_snprintf_error(end - pos, ret)) 3668 return pos - buf; 3669 pos += ret; 3670 } 3671 3672 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) { 3673 ret = os_snprintf(pos, end - pos, "%sLEAP", 3674 pos == buf ? "" : " "); 3675 if (os_snprintf_error(end - pos, ret)) 3676 return pos - buf; 3677 pos += ret; 3678 } 3679 3680 #ifdef CONFIG_SAE 3681 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) { 3682 ret = os_snprintf(pos, end - pos, "%sSAE", 3683 pos == buf ? "" : " "); 3684 if (os_snprintf_error(end - pos, ret)) 3685 return pos - buf; 3686 pos += ret; 3687 } 3688 #endif /* CONFIG_SAE */ 3689 3690 return pos - buf; 3691 } 3692 3693 3694 static int ctrl_iface_get_capability_modes(int res, char *strict, 3695 struct wpa_driver_capa *capa, 3696 char *buf, size_t buflen) 3697 { 3698 int ret; 3699 char *pos, *end; 3700 size_t len; 3701 3702 pos = buf; 3703 end = pos + buflen; 3704 3705 if (res < 0) { 3706 if (strict) 3707 return 0; 3708 len = os_strlcpy(buf, "IBSS AP", buflen); 3709 if (len >= buflen) 3710 return -1; 3711 return len; 3712 } 3713 3714 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) { 3715 ret = os_snprintf(pos, end - pos, "%sIBSS", 3716 pos == buf ? "" : " "); 3717 if (os_snprintf_error(end - pos, ret)) 3718 return pos - buf; 3719 pos += ret; 3720 } 3721 3722 if (capa->flags & WPA_DRIVER_FLAGS_AP) { 3723 ret = os_snprintf(pos, end - pos, "%sAP", 3724 pos == buf ? "" : " "); 3725 if (os_snprintf_error(end - pos, ret)) 3726 return pos - buf; 3727 pos += ret; 3728 } 3729 3730 #ifdef CONFIG_MESH 3731 if (capa->flags & WPA_DRIVER_FLAGS_MESH) { 3732 ret = os_snprintf(pos, end - pos, "%sMESH", 3733 pos == buf ? "" : " "); 3734 if (os_snprintf_error(end - pos, ret)) 3735 return pos - buf; 3736 pos += ret; 3737 } 3738 #endif /* CONFIG_MESH */ 3739 3740 return pos - buf; 3741 } 3742 3743 3744 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s, 3745 char *buf, size_t buflen) 3746 { 3747 struct hostapd_channel_data *chnl; 3748 int ret, i, j; 3749 char *pos, *end, *hmode; 3750 3751 pos = buf; 3752 end = pos + buflen; 3753 3754 for (j = 0; j < wpa_s->hw.num_modes; j++) { 3755 switch (wpa_s->hw.modes[j].mode) { 3756 case HOSTAPD_MODE_IEEE80211B: 3757 hmode = "B"; 3758 break; 3759 case HOSTAPD_MODE_IEEE80211G: 3760 hmode = "G"; 3761 break; 3762 case HOSTAPD_MODE_IEEE80211A: 3763 hmode = "A"; 3764 break; 3765 case HOSTAPD_MODE_IEEE80211AD: 3766 hmode = "AD"; 3767 break; 3768 default: 3769 continue; 3770 } 3771 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode); 3772 if (os_snprintf_error(end - pos, ret)) 3773 return pos - buf; 3774 pos += ret; 3775 chnl = wpa_s->hw.modes[j].channels; 3776 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) { 3777 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED) 3778 continue; 3779 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan); 3780 if (os_snprintf_error(end - pos, ret)) 3781 return pos - buf; 3782 pos += ret; 3783 } 3784 ret = os_snprintf(pos, end - pos, "\n"); 3785 if (os_snprintf_error(end - pos, ret)) 3786 return pos - buf; 3787 pos += ret; 3788 } 3789 3790 return pos - buf; 3791 } 3792 3793 3794 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s, 3795 char *buf, size_t buflen) 3796 { 3797 struct hostapd_channel_data *chnl; 3798 int ret, i, j; 3799 char *pos, *end, *hmode; 3800 3801 pos = buf; 3802 end = pos + buflen; 3803 3804 for (j = 0; j < wpa_s->hw.num_modes; j++) { 3805 switch (wpa_s->hw.modes[j].mode) { 3806 case HOSTAPD_MODE_IEEE80211B: 3807 hmode = "B"; 3808 break; 3809 case HOSTAPD_MODE_IEEE80211G: 3810 hmode = "G"; 3811 break; 3812 case HOSTAPD_MODE_IEEE80211A: 3813 hmode = "A"; 3814 break; 3815 case HOSTAPD_MODE_IEEE80211AD: 3816 hmode = "AD"; 3817 break; 3818 default: 3819 continue; 3820 } 3821 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n", 3822 hmode); 3823 if (os_snprintf_error(end - pos, ret)) 3824 return pos - buf; 3825 pos += ret; 3826 chnl = wpa_s->hw.modes[j].channels; 3827 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) { 3828 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED) 3829 continue; 3830 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n", 3831 chnl[i].chan, chnl[i].freq, 3832 chnl[i].flag & HOSTAPD_CHAN_NO_IR ? 3833 " (NO_IR)" : "", 3834 chnl[i].flag & HOSTAPD_CHAN_RADAR ? 3835 " (DFS)" : ""); 3836 3837 if (os_snprintf_error(end - pos, ret)) 3838 return pos - buf; 3839 pos += ret; 3840 } 3841 ret = os_snprintf(pos, end - pos, "\n"); 3842 if (os_snprintf_error(end - pos, ret)) 3843 return pos - buf; 3844 pos += ret; 3845 } 3846 3847 return pos - buf; 3848 } 3849 3850 3851 static int wpa_supplicant_ctrl_iface_get_capability( 3852 struct wpa_supplicant *wpa_s, const char *_field, char *buf, 3853 size_t buflen) 3854 { 3855 struct wpa_driver_capa capa; 3856 int res; 3857 char *strict; 3858 char field[30]; 3859 size_t len; 3860 3861 /* Determine whether or not strict checking was requested */ 3862 len = os_strlcpy(field, _field, sizeof(field)); 3863 if (len >= sizeof(field)) 3864 return -1; 3865 strict = os_strchr(field, ' '); 3866 if (strict != NULL) { 3867 *strict++ = '\0'; 3868 if (os_strcmp(strict, "strict") != 0) 3869 return -1; 3870 } 3871 3872 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s", 3873 field, strict ? strict : ""); 3874 3875 if (os_strcmp(field, "eap") == 0) { 3876 return eap_get_names(buf, buflen); 3877 } 3878 3879 res = wpa_drv_get_capa(wpa_s, &capa); 3880 3881 if (os_strcmp(field, "pairwise") == 0) 3882 return ctrl_iface_get_capability_pairwise(res, strict, &capa, 3883 buf, buflen); 3884 3885 if (os_strcmp(field, "group") == 0) 3886 return ctrl_iface_get_capability_group(res, strict, &capa, 3887 buf, buflen); 3888 3889 if (os_strcmp(field, "group_mgmt") == 0) 3890 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa, 3891 buf, buflen); 3892 3893 if (os_strcmp(field, "key_mgmt") == 0) 3894 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa, 3895 buf, buflen); 3896 3897 if (os_strcmp(field, "proto") == 0) 3898 return ctrl_iface_get_capability_proto(res, strict, &capa, 3899 buf, buflen); 3900 3901 if (os_strcmp(field, "auth_alg") == 0) 3902 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict, 3903 &capa, buf, buflen); 3904 3905 if (os_strcmp(field, "modes") == 0) 3906 return ctrl_iface_get_capability_modes(res, strict, &capa, 3907 buf, buflen); 3908 3909 if (os_strcmp(field, "channels") == 0) 3910 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen); 3911 3912 if (os_strcmp(field, "freq") == 0) 3913 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen); 3914 3915 #ifdef CONFIG_TDLS 3916 if (os_strcmp(field, "tdls") == 0) 3917 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen); 3918 #endif /* CONFIG_TDLS */ 3919 3920 #ifdef CONFIG_ERP 3921 if (os_strcmp(field, "erp") == 0) { 3922 res = os_snprintf(buf, buflen, "ERP"); 3923 if (os_snprintf_error(buflen, res)) 3924 return -1; 3925 return res; 3926 } 3927 #endif /* CONFIG_EPR */ 3928 3929 #ifdef CONFIG_FIPS 3930 if (os_strcmp(field, "fips") == 0) { 3931 res = os_snprintf(buf, buflen, "FIPS"); 3932 if (os_snprintf_error(buflen, res)) 3933 return -1; 3934 return res; 3935 } 3936 #endif /* CONFIG_FIPS */ 3937 3938 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'", 3939 field); 3940 3941 return -1; 3942 } 3943 3944 3945 #ifdef CONFIG_INTERWORKING 3946 static char * anqp_add_hex(char *pos, char *end, const char *title, 3947 struct wpabuf *data) 3948 { 3949 char *start = pos; 3950 size_t i; 3951 int ret; 3952 const u8 *d; 3953 3954 if (data == NULL) 3955 return start; 3956 3957 ret = os_snprintf(pos, end - pos, "%s=", title); 3958 if (os_snprintf_error(end - pos, ret)) 3959 return start; 3960 pos += ret; 3961 3962 d = wpabuf_head_u8(data); 3963 for (i = 0; i < wpabuf_len(data); i++) { 3964 ret = os_snprintf(pos, end - pos, "%02x", *d++); 3965 if (os_snprintf_error(end - pos, ret)) 3966 return start; 3967 pos += ret; 3968 } 3969 3970 ret = os_snprintf(pos, end - pos, "\n"); 3971 if (os_snprintf_error(end - pos, ret)) 3972 return start; 3973 pos += ret; 3974 3975 return pos; 3976 } 3977 #endif /* CONFIG_INTERWORKING */ 3978 3979 3980 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss, 3981 unsigned long mask, char *buf, size_t buflen) 3982 { 3983 size_t i; 3984 int ret; 3985 char *pos, *end; 3986 const u8 *ie, *ie2, *osen_ie; 3987 3988 pos = buf; 3989 end = buf + buflen; 3990 3991 if (mask & WPA_BSS_MASK_ID) { 3992 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id); 3993 if (os_snprintf_error(end - pos, ret)) 3994 return 0; 3995 pos += ret; 3996 } 3997 3998 if (mask & WPA_BSS_MASK_BSSID) { 3999 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n", 4000 MAC2STR(bss->bssid)); 4001 if (os_snprintf_error(end - pos, ret)) 4002 return 0; 4003 pos += ret; 4004 } 4005 4006 if (mask & WPA_BSS_MASK_FREQ) { 4007 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq); 4008 if (os_snprintf_error(end - pos, ret)) 4009 return 0; 4010 pos += ret; 4011 } 4012 4013 if (mask & WPA_BSS_MASK_BEACON_INT) { 4014 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n", 4015 bss->beacon_int); 4016 if (os_snprintf_error(end - pos, ret)) 4017 return 0; 4018 pos += ret; 4019 } 4020 4021 if (mask & WPA_BSS_MASK_CAPABILITIES) { 4022 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n", 4023 bss->caps); 4024 if (os_snprintf_error(end - pos, ret)) 4025 return 0; 4026 pos += ret; 4027 } 4028 4029 if (mask & WPA_BSS_MASK_QUAL) { 4030 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual); 4031 if (os_snprintf_error(end - pos, ret)) 4032 return 0; 4033 pos += ret; 4034 } 4035 4036 if (mask & WPA_BSS_MASK_NOISE) { 4037 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise); 4038 if (os_snprintf_error(end - pos, ret)) 4039 return 0; 4040 pos += ret; 4041 } 4042 4043 if (mask & WPA_BSS_MASK_LEVEL) { 4044 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level); 4045 if (os_snprintf_error(end - pos, ret)) 4046 return 0; 4047 pos += ret; 4048 } 4049 4050 if (mask & WPA_BSS_MASK_TSF) { 4051 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n", 4052 (unsigned long long) bss->tsf); 4053 if (os_snprintf_error(end - pos, ret)) 4054 return 0; 4055 pos += ret; 4056 } 4057 4058 if (mask & WPA_BSS_MASK_AGE) { 4059 struct os_reltime now; 4060 4061 os_get_reltime(&now); 4062 ret = os_snprintf(pos, end - pos, "age=%d\n", 4063 (int) (now.sec - bss->last_update.sec)); 4064 if (os_snprintf_error(end - pos, ret)) 4065 return 0; 4066 pos += ret; 4067 } 4068 4069 if (mask & WPA_BSS_MASK_IE) { 4070 ret = os_snprintf(pos, end - pos, "ie="); 4071 if (os_snprintf_error(end - pos, ret)) 4072 return 0; 4073 pos += ret; 4074 4075 ie = (const u8 *) (bss + 1); 4076 for (i = 0; i < bss->ie_len; i++) { 4077 ret = os_snprintf(pos, end - pos, "%02x", *ie++); 4078 if (os_snprintf_error(end - pos, ret)) 4079 return 0; 4080 pos += ret; 4081 } 4082 4083 ret = os_snprintf(pos, end - pos, "\n"); 4084 if (os_snprintf_error(end - pos, ret)) 4085 return 0; 4086 pos += ret; 4087 } 4088 4089 if (mask & WPA_BSS_MASK_FLAGS) { 4090 ret = os_snprintf(pos, end - pos, "flags="); 4091 if (os_snprintf_error(end - pos, ret)) 4092 return 0; 4093 pos += ret; 4094 4095 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE); 4096 if (ie) 4097 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 4098 2 + ie[1]); 4099 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN); 4100 if (ie2) 4101 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 4102 2 + ie2[1]); 4103 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE); 4104 if (osen_ie) 4105 pos = wpa_supplicant_ie_txt(pos, end, "OSEN", 4106 osen_ie, 2 + osen_ie[1]); 4107 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss); 4108 if (!ie && !ie2 && !osen_ie && 4109 (bss->caps & IEEE80211_CAP_PRIVACY)) { 4110 ret = os_snprintf(pos, end - pos, "[WEP]"); 4111 if (os_snprintf_error(end - pos, ret)) 4112 return 0; 4113 pos += ret; 4114 } 4115 if (bss_is_dmg(bss)) { 4116 const char *s; 4117 ret = os_snprintf(pos, end - pos, "[DMG]"); 4118 if (os_snprintf_error(end - pos, ret)) 4119 return 0; 4120 pos += ret; 4121 switch (bss->caps & IEEE80211_CAP_DMG_MASK) { 4122 case IEEE80211_CAP_DMG_IBSS: 4123 s = "[IBSS]"; 4124 break; 4125 case IEEE80211_CAP_DMG_AP: 4126 s = "[ESS]"; 4127 break; 4128 case IEEE80211_CAP_DMG_PBSS: 4129 s = "[PBSS]"; 4130 break; 4131 default: 4132 s = ""; 4133 break; 4134 } 4135 ret = os_snprintf(pos, end - pos, "%s", s); 4136 if (os_snprintf_error(end - pos, ret)) 4137 return 0; 4138 pos += ret; 4139 } else { 4140 if (bss->caps & IEEE80211_CAP_IBSS) { 4141 ret = os_snprintf(pos, end - pos, "[IBSS]"); 4142 if (os_snprintf_error(end - pos, ret)) 4143 return 0; 4144 pos += ret; 4145 } 4146 if (bss->caps & IEEE80211_CAP_ESS) { 4147 ret = os_snprintf(pos, end - pos, "[ESS]"); 4148 if (os_snprintf_error(end - pos, ret)) 4149 return 0; 4150 pos += ret; 4151 } 4152 } 4153 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) || 4154 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) { 4155 ret = os_snprintf(pos, end - pos, "[P2P]"); 4156 if (os_snprintf_error(end - pos, ret)) 4157 return 0; 4158 pos += ret; 4159 } 4160 #ifdef CONFIG_HS20 4161 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) { 4162 ret = os_snprintf(pos, end - pos, "[HS20]"); 4163 if (os_snprintf_error(end - pos, ret)) 4164 return 0; 4165 pos += ret; 4166 } 4167 #endif /* CONFIG_HS20 */ 4168 4169 ret = os_snprintf(pos, end - pos, "\n"); 4170 if (os_snprintf_error(end - pos, ret)) 4171 return 0; 4172 pos += ret; 4173 } 4174 4175 if (mask & WPA_BSS_MASK_SSID) { 4176 ret = os_snprintf(pos, end - pos, "ssid=%s\n", 4177 wpa_ssid_txt(bss->ssid, bss->ssid_len)); 4178 if (os_snprintf_error(end - pos, ret)) 4179 return 0; 4180 pos += ret; 4181 } 4182 4183 #ifdef CONFIG_WPS 4184 if (mask & WPA_BSS_MASK_WPS_SCAN) { 4185 ie = (const u8 *) (bss + 1); 4186 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end); 4187 if (ret >= end - pos) 4188 return 0; 4189 if (ret > 0) 4190 pos += ret; 4191 } 4192 #endif /* CONFIG_WPS */ 4193 4194 #ifdef CONFIG_P2P 4195 if (mask & WPA_BSS_MASK_P2P_SCAN) { 4196 ie = (const u8 *) (bss + 1); 4197 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end); 4198 if (ret < 0 || ret >= end - pos) 4199 return 0; 4200 pos += ret; 4201 } 4202 #endif /* CONFIG_P2P */ 4203 4204 #ifdef CONFIG_WIFI_DISPLAY 4205 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) { 4206 struct wpabuf *wfd; 4207 ie = (const u8 *) (bss + 1); 4208 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len, 4209 WFD_IE_VENDOR_TYPE); 4210 if (wfd) { 4211 ret = os_snprintf(pos, end - pos, "wfd_subelems="); 4212 if (os_snprintf_error(end - pos, ret)) { 4213 wpabuf_free(wfd); 4214 return 0; 4215 } 4216 pos += ret; 4217 4218 pos += wpa_snprintf_hex(pos, end - pos, 4219 wpabuf_head(wfd), 4220 wpabuf_len(wfd)); 4221 wpabuf_free(wfd); 4222 4223 ret = os_snprintf(pos, end - pos, "\n"); 4224 if (os_snprintf_error(end - pos, ret)) 4225 return 0; 4226 pos += ret; 4227 } 4228 } 4229 #endif /* CONFIG_WIFI_DISPLAY */ 4230 4231 #ifdef CONFIG_INTERWORKING 4232 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) { 4233 struct wpa_bss_anqp *anqp = bss->anqp; 4234 pos = anqp_add_hex(pos, end, "anqp_capability_list", 4235 anqp->capability_list); 4236 pos = anqp_add_hex(pos, end, "anqp_venue_name", 4237 anqp->venue_name); 4238 pos = anqp_add_hex(pos, end, "anqp_network_auth_type", 4239 anqp->network_auth_type); 4240 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium", 4241 anqp->roaming_consortium); 4242 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability", 4243 anqp->ip_addr_type_availability); 4244 pos = anqp_add_hex(pos, end, "anqp_nai_realm", 4245 anqp->nai_realm); 4246 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp); 4247 pos = anqp_add_hex(pos, end, "anqp_domain_name", 4248 anqp->domain_name); 4249 #ifdef CONFIG_HS20 4250 pos = anqp_add_hex(pos, end, "hs20_capability_list", 4251 anqp->hs20_capability_list); 4252 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name", 4253 anqp->hs20_operator_friendly_name); 4254 pos = anqp_add_hex(pos, end, "hs20_wan_metrics", 4255 anqp->hs20_wan_metrics); 4256 pos = anqp_add_hex(pos, end, "hs20_connection_capability", 4257 anqp->hs20_connection_capability); 4258 pos = anqp_add_hex(pos, end, "hs20_operating_class", 4259 anqp->hs20_operating_class); 4260 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list", 4261 anqp->hs20_osu_providers_list); 4262 #endif /* CONFIG_HS20 */ 4263 } 4264 #endif /* CONFIG_INTERWORKING */ 4265 4266 #ifdef CONFIG_MESH 4267 if (mask & WPA_BSS_MASK_MESH_SCAN) { 4268 ie = (const u8 *) (bss + 1); 4269 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end); 4270 if (ret < 0 || ret >= end - pos) 4271 return 0; 4272 pos += ret; 4273 } 4274 #endif /* CONFIG_MESH */ 4275 4276 if (mask & WPA_BSS_MASK_SNR) { 4277 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr); 4278 if (os_snprintf_error(end - pos, ret)) 4279 return 0; 4280 pos += ret; 4281 } 4282 4283 if (mask & WPA_BSS_MASK_EST_THROUGHPUT) { 4284 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n", 4285 bss->est_throughput); 4286 if (os_snprintf_error(end - pos, ret)) 4287 return 0; 4288 pos += ret; 4289 } 4290 4291 #ifdef CONFIG_FST 4292 if (mask & WPA_BSS_MASK_FST) { 4293 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos); 4294 if (ret < 0 || ret >= end - pos) 4295 return 0; 4296 pos += ret; 4297 } 4298 #endif /* CONFIG_FST */ 4299 4300 if (mask & WPA_BSS_MASK_DELIM) { 4301 ret = os_snprintf(pos, end - pos, "====\n"); 4302 if (os_snprintf_error(end - pos, ret)) 4303 return 0; 4304 pos += ret; 4305 } 4306 4307 return pos - buf; 4308 } 4309 4310 4311 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s, 4312 const char *cmd, char *buf, 4313 size_t buflen) 4314 { 4315 u8 bssid[ETH_ALEN]; 4316 size_t i; 4317 struct wpa_bss *bss; 4318 struct wpa_bss *bsslast = NULL; 4319 struct dl_list *next; 4320 int ret = 0; 4321 int len; 4322 char *ctmp, *end = buf + buflen; 4323 unsigned long mask = WPA_BSS_MASK_ALL; 4324 4325 if (os_strncmp(cmd, "RANGE=", 6) == 0) { 4326 if (os_strncmp(cmd + 6, "ALL", 3) == 0) { 4327 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, 4328 list_id); 4329 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss, 4330 list_id); 4331 } else { /* N1-N2 */ 4332 unsigned int id1, id2; 4333 4334 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) { 4335 wpa_printf(MSG_INFO, "Wrong BSS range " 4336 "format"); 4337 return 0; 4338 } 4339 4340 if (*(cmd + 6) == '-') 4341 id1 = 0; 4342 else 4343 id1 = atoi(cmd + 6); 4344 ctmp++; 4345 if (*ctmp >= '0' && *ctmp <= '9') 4346 id2 = atoi(ctmp); 4347 else 4348 id2 = (unsigned int) -1; 4349 bss = wpa_bss_get_id_range(wpa_s, id1, id2); 4350 if (id2 == (unsigned int) -1) 4351 bsslast = dl_list_last(&wpa_s->bss_id, 4352 struct wpa_bss, 4353 list_id); 4354 else { 4355 bsslast = wpa_bss_get_id(wpa_s, id2); 4356 if (bsslast == NULL && bss && id2 > id1) { 4357 struct wpa_bss *tmp = bss; 4358 for (;;) { 4359 next = tmp->list_id.next; 4360 if (next == &wpa_s->bss_id) 4361 break; 4362 tmp = dl_list_entry( 4363 next, struct wpa_bss, 4364 list_id); 4365 if (tmp->id > id2) 4366 break; 4367 bsslast = tmp; 4368 } 4369 } 4370 } 4371 } 4372 } else if (os_strncmp(cmd, "FIRST", 5) == 0) 4373 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id); 4374 else if (os_strncmp(cmd, "LAST", 4) == 0) 4375 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id); 4376 else if (os_strncmp(cmd, "ID-", 3) == 0) { 4377 i = atoi(cmd + 3); 4378 bss = wpa_bss_get_id(wpa_s, i); 4379 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) { 4380 i = atoi(cmd + 5); 4381 bss = wpa_bss_get_id(wpa_s, i); 4382 if (bss) { 4383 next = bss->list_id.next; 4384 if (next == &wpa_s->bss_id) 4385 bss = NULL; 4386 else 4387 bss = dl_list_entry(next, struct wpa_bss, 4388 list_id); 4389 } 4390 #ifdef CONFIG_P2P 4391 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) { 4392 if (hwaddr_aton(cmd + 13, bssid) == 0) 4393 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid); 4394 else 4395 bss = NULL; 4396 #endif /* CONFIG_P2P */ 4397 } else if (hwaddr_aton(cmd, bssid) == 0) 4398 bss = wpa_bss_get_bssid(wpa_s, bssid); 4399 else { 4400 struct wpa_bss *tmp; 4401 i = atoi(cmd); 4402 bss = NULL; 4403 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id) 4404 { 4405 if (i-- == 0) { 4406 bss = tmp; 4407 break; 4408 } 4409 } 4410 } 4411 4412 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) { 4413 mask = strtoul(ctmp + 5, NULL, 0x10); 4414 if (mask == 0) 4415 mask = WPA_BSS_MASK_ALL; 4416 } 4417 4418 if (bss == NULL) 4419 return 0; 4420 4421 if (bsslast == NULL) 4422 bsslast = bss; 4423 do { 4424 len = print_bss_info(wpa_s, bss, mask, buf, buflen); 4425 ret += len; 4426 buf += len; 4427 buflen -= len; 4428 if (bss == bsslast) { 4429 if ((mask & WPA_BSS_MASK_DELIM) && len && 4430 (bss == dl_list_last(&wpa_s->bss_id, 4431 struct wpa_bss, list_id))) { 4432 int res; 4433 4434 res = os_snprintf(buf - 5, end - buf + 5, 4435 "####\n"); 4436 if (os_snprintf_error(end - buf + 5, res)) { 4437 wpa_printf(MSG_DEBUG, 4438 "Could not add end delim"); 4439 } 4440 } 4441 break; 4442 } 4443 next = bss->list_id.next; 4444 if (next == &wpa_s->bss_id) 4445 break; 4446 bss = dl_list_entry(next, struct wpa_bss, list_id); 4447 } while (bss && len); 4448 4449 return ret; 4450 } 4451 4452 4453 static int wpa_supplicant_ctrl_iface_ap_scan( 4454 struct wpa_supplicant *wpa_s, char *cmd) 4455 { 4456 int ap_scan = atoi(cmd); 4457 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan); 4458 } 4459 4460 4461 static int wpa_supplicant_ctrl_iface_scan_interval( 4462 struct wpa_supplicant *wpa_s, char *cmd) 4463 { 4464 int scan_int = atoi(cmd); 4465 return wpa_supplicant_set_scan_interval(wpa_s, scan_int); 4466 } 4467 4468 4469 static int wpa_supplicant_ctrl_iface_bss_expire_age( 4470 struct wpa_supplicant *wpa_s, char *cmd) 4471 { 4472 int expire_age = atoi(cmd); 4473 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age); 4474 } 4475 4476 4477 static int wpa_supplicant_ctrl_iface_bss_expire_count( 4478 struct wpa_supplicant *wpa_s, char *cmd) 4479 { 4480 int expire_count = atoi(cmd); 4481 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count); 4482 } 4483 4484 4485 static void wpa_supplicant_ctrl_iface_bss_flush( 4486 struct wpa_supplicant *wpa_s, char *cmd) 4487 { 4488 int flush_age = atoi(cmd); 4489 4490 if (flush_age == 0) 4491 wpa_bss_flush(wpa_s); 4492 else 4493 wpa_bss_flush_by_age(wpa_s, flush_age); 4494 } 4495 4496 4497 #ifdef CONFIG_TESTING_OPTIONS 4498 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s) 4499 { 4500 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication"); 4501 /* MLME-DELETEKEYS.request */ 4502 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0); 4503 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0); 4504 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0); 4505 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0); 4506 #ifdef CONFIG_IEEE80211W 4507 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0); 4508 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0); 4509 #endif /* CONFIG_IEEE80211W */ 4510 4511 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL, 4512 0); 4513 /* MLME-SETPROTECTION.request(None) */ 4514 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid, 4515 MLME_SETPROTECTION_PROTECT_TYPE_NONE, 4516 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE); 4517 wpa_sm_drop_sa(wpa_s->wpa); 4518 } 4519 #endif /* CONFIG_TESTING_OPTIONS */ 4520 4521 4522 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s, 4523 char *addr) 4524 { 4525 #ifdef CONFIG_NO_SCAN_PROCESSING 4526 return -1; 4527 #else /* CONFIG_NO_SCAN_PROCESSING */ 4528 u8 bssid[ETH_ALEN]; 4529 struct wpa_bss *bss; 4530 struct wpa_ssid *ssid = wpa_s->current_ssid; 4531 4532 if (hwaddr_aton(addr, bssid)) { 4533 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid " 4534 "address '%s'", addr); 4535 return -1; 4536 } 4537 4538 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid)); 4539 4540 if (!ssid) { 4541 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network " 4542 "configuration known for the target AP"); 4543 return -1; 4544 } 4545 4546 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len); 4547 if (!bss) { 4548 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found " 4549 "from BSS table"); 4550 return -1; 4551 } 4552 4553 /* 4554 * TODO: Find best network configuration block from configuration to 4555 * allow roaming to other networks 4556 */ 4557 4558 wpa_s->reassociate = 1; 4559 wpa_supplicant_connect(wpa_s, bss, ssid); 4560 4561 return 0; 4562 #endif /* CONFIG_NO_SCAN_PROCESSING */ 4563 } 4564 4565 4566 #ifdef CONFIG_P2P 4567 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd) 4568 { 4569 unsigned int timeout = atoi(cmd); 4570 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL; 4571 u8 dev_id[ETH_ALEN], *_dev_id = NULL; 4572 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL; 4573 char *pos; 4574 unsigned int search_delay; 4575 const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL; 4576 u8 seek_count = 0; 4577 int freq = 0; 4578 4579 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) { 4580 wpa_dbg(wpa_s, MSG_INFO, 4581 "Reject P2P_FIND since interface is disabled"); 4582 return -1; 4583 } 4584 if (os_strstr(cmd, "type=social")) 4585 type = P2P_FIND_ONLY_SOCIAL; 4586 else if (os_strstr(cmd, "type=progressive")) 4587 type = P2P_FIND_PROGRESSIVE; 4588 4589 pos = os_strstr(cmd, "dev_id="); 4590 if (pos) { 4591 pos += 7; 4592 if (hwaddr_aton(pos, dev_id)) 4593 return -1; 4594 _dev_id = dev_id; 4595 } 4596 4597 pos = os_strstr(cmd, "dev_type="); 4598 if (pos) { 4599 pos += 9; 4600 if (wps_dev_type_str2bin(pos, dev_type) < 0) 4601 return -1; 4602 _dev_type = dev_type; 4603 } 4604 4605 pos = os_strstr(cmd, "delay="); 4606 if (pos) { 4607 pos += 6; 4608 search_delay = atoi(pos); 4609 } else 4610 search_delay = wpas_p2p_search_delay(wpa_s); 4611 4612 pos = os_strstr(cmd, "freq="); 4613 if (pos) { 4614 pos += 5; 4615 freq = atoi(pos); 4616 if (freq <= 0) 4617 return -1; 4618 } 4619 4620 /* Must be searched for last, because it adds nul termination */ 4621 pos = os_strstr(cmd, " seek="); 4622 if (pos) 4623 pos += 6; 4624 while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) { 4625 char *term; 4626 4627 _seek[seek_count++] = pos; 4628 seek = _seek; 4629 term = os_strchr(pos, ' '); 4630 if (!term) 4631 break; 4632 *term = '\0'; 4633 pos = os_strstr(term + 1, "seek="); 4634 if (pos) 4635 pos += 5; 4636 } 4637 if (seek_count > P2P_MAX_QUERY_HASH) { 4638 seek[0] = NULL; 4639 seek_count = 1; 4640 } 4641 4642 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type, 4643 _dev_id, search_delay, seek_count, seek, freq); 4644 } 4645 4646 4647 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt) 4648 { 4649 const char *last = NULL; 4650 const char *token; 4651 long int token_len; 4652 unsigned int i; 4653 4654 /* Expected predefined CPT names delimited by ':' */ 4655 for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) { 4656 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) { 4657 wpa_printf(MSG_ERROR, 4658 "P2PS: CPT name list is too long, expected up to %d names", 4659 P2PS_FEATURE_CAPAB_CPT_MAX); 4660 cpt[0] = 0; 4661 return -1; 4662 } 4663 4664 token_len = last - token; 4665 4666 if (token_len == 3 && 4667 os_memcmp(token, "UDP", token_len) == 0) { 4668 cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT; 4669 } else if (token_len == 3 && 4670 os_memcmp(token, "MAC", token_len) == 0) { 4671 cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT; 4672 } else { 4673 wpa_printf(MSG_ERROR, 4674 "P2PS: Unsupported CPT name '%s'", token); 4675 cpt[0] = 0; 4676 return -1; 4677 } 4678 4679 if (isblank(*last)) { 4680 i++; 4681 break; 4682 } 4683 } 4684 cpt[i] = 0; 4685 return 0; 4686 } 4687 4688 4689 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd) 4690 { 4691 struct p2ps_provision *p2ps_prov; 4692 char *pos; 4693 size_t info_len = 0; 4694 char *info = NULL; 4695 u8 role = P2PS_SETUP_NONE; 4696 long long unsigned val; 4697 int i; 4698 4699 pos = os_strstr(cmd, "info="); 4700 if (pos) { 4701 pos += 5; 4702 info_len = os_strlen(pos); 4703 4704 if (info_len) { 4705 info = os_malloc(info_len + 1); 4706 if (info) { 4707 info_len = utf8_unescape(pos, info_len, 4708 info, info_len + 1); 4709 } else 4710 info_len = 0; 4711 } 4712 } 4713 4714 p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1); 4715 if (p2ps_prov == NULL) { 4716 os_free(info); 4717 return NULL; 4718 } 4719 4720 if (info) { 4721 os_memcpy(p2ps_prov->info, info, info_len); 4722 p2ps_prov->info[info_len] = '\0'; 4723 os_free(info); 4724 } 4725 4726 pos = os_strstr(cmd, "status="); 4727 if (pos) 4728 p2ps_prov->status = atoi(pos + 7); 4729 else 4730 p2ps_prov->status = -1; 4731 4732 pos = os_strstr(cmd, "adv_id="); 4733 if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL) 4734 goto invalid_args; 4735 p2ps_prov->adv_id = val; 4736 4737 pos = os_strstr(cmd, "method="); 4738 if (pos) 4739 p2ps_prov->method = strtol(pos + 7, NULL, 16); 4740 else 4741 p2ps_prov->method = 0; 4742 4743 pos = os_strstr(cmd, "session="); 4744 if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL) 4745 goto invalid_args; 4746 p2ps_prov->session_id = val; 4747 4748 pos = os_strstr(cmd, "adv_mac="); 4749 if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac)) 4750 goto invalid_args; 4751 4752 pos = os_strstr(cmd, "session_mac="); 4753 if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac)) 4754 goto invalid_args; 4755 4756 pos = os_strstr(cmd, "cpt="); 4757 if (pos) { 4758 if (p2ps_ctrl_parse_cpt_priority(pos + 4, 4759 p2ps_prov->cpt_priority)) 4760 goto invalid_args; 4761 } else { 4762 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT; 4763 } 4764 4765 for (i = 0; p2ps_prov->cpt_priority[i]; i++) 4766 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i]; 4767 4768 /* force conncap with tstCap (no sanity checks) */ 4769 pos = os_strstr(cmd, "tstCap="); 4770 if (pos) { 4771 role = strtol(pos + 7, NULL, 16); 4772 } else { 4773 pos = os_strstr(cmd, "role="); 4774 if (pos) { 4775 role = strtol(pos + 5, NULL, 16); 4776 if (role != P2PS_SETUP_CLIENT && 4777 role != P2PS_SETUP_GROUP_OWNER) 4778 role = P2PS_SETUP_NONE; 4779 } 4780 } 4781 p2ps_prov->role = role; 4782 4783 return p2ps_prov; 4784 4785 invalid_args: 4786 os_free(p2ps_prov); 4787 return NULL; 4788 } 4789 4790 4791 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd) 4792 { 4793 u8 addr[ETH_ALEN]; 4794 struct p2ps_provision *p2ps_prov; 4795 char *pos; 4796 4797 /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */ 4798 4799 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd); 4800 4801 if (hwaddr_aton(cmd, addr)) 4802 return -1; 4803 4804 pos = cmd + 17; 4805 if (*pos != ' ') 4806 return -1; 4807 4808 p2ps_prov = p2p_parse_asp_provision_cmd(pos); 4809 if (!p2ps_prov) 4810 return -1; 4811 4812 if (p2ps_prov->status < 0) { 4813 os_free(p2ps_prov); 4814 return -1; 4815 } 4816 4817 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP, 4818 p2ps_prov); 4819 } 4820 4821 4822 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd) 4823 { 4824 u8 addr[ETH_ALEN]; 4825 struct p2ps_provision *p2ps_prov; 4826 char *pos; 4827 4828 /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap> 4829 * session=<ses_id> mac=<ses_mac> [info=<infodata>] 4830 */ 4831 4832 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd); 4833 if (hwaddr_aton(cmd, addr)) 4834 return -1; 4835 4836 pos = cmd + 17; 4837 if (*pos != ' ') 4838 return -1; 4839 4840 p2ps_prov = p2p_parse_asp_provision_cmd(pos); 4841 if (!p2ps_prov) 4842 return -1; 4843 4844 p2ps_prov->pd_seeker = 1; 4845 4846 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP, 4847 p2ps_prov); 4848 } 4849 4850 4851 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd, 4852 char *buf, size_t buflen) 4853 { 4854 u8 addr[ETH_ALEN]; 4855 char *pos, *pos2; 4856 char *pin = NULL; 4857 enum p2p_wps_method wps_method; 4858 int new_pin; 4859 int ret; 4860 int persistent_group, persistent_id = -1; 4861 int join; 4862 int auth; 4863 int automatic; 4864 int go_intent = -1; 4865 int freq = 0; 4866 int pd; 4867 int ht40, vht; 4868 4869 if (!wpa_s->global->p2p_init_wpa_s) 4870 return -1; 4871 if (wpa_s->global->p2p_init_wpa_s != wpa_s) { 4872 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s", 4873 wpa_s->global->p2p_init_wpa_s->ifname); 4874 wpa_s = wpa_s->global->p2p_init_wpa_s; 4875 } 4876 4877 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps] 4878 * [persistent|persistent=<network id>] 4879 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc] 4880 * [ht40] [vht] [auto] */ 4881 4882 if (hwaddr_aton(cmd, addr)) 4883 return -1; 4884 4885 pos = cmd + 17; 4886 if (*pos != ' ') 4887 return -1; 4888 pos++; 4889 4890 persistent_group = os_strstr(pos, " persistent") != NULL; 4891 pos2 = os_strstr(pos, " persistent="); 4892 if (pos2) { 4893 struct wpa_ssid *ssid; 4894 persistent_id = atoi(pos2 + 12); 4895 ssid = wpa_config_get_network(wpa_s->conf, persistent_id); 4896 if (ssid == NULL || ssid->disabled != 2 || 4897 ssid->mode != WPAS_MODE_P2P_GO) { 4898 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find " 4899 "SSID id=%d for persistent P2P group (GO)", 4900 persistent_id); 4901 return -1; 4902 } 4903 } 4904 join = os_strstr(pos, " join") != NULL; 4905 auth = os_strstr(pos, " auth") != NULL; 4906 automatic = os_strstr(pos, " auto") != NULL; 4907 pd = os_strstr(pos, " provdisc") != NULL; 4908 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht; 4909 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 || 4910 vht; 4911 4912 pos2 = os_strstr(pos, " go_intent="); 4913 if (pos2) { 4914 pos2 += 11; 4915 go_intent = atoi(pos2); 4916 if (go_intent < 0 || go_intent > 15) 4917 return -1; 4918 } 4919 4920 pos2 = os_strstr(pos, " freq="); 4921 if (pos2) { 4922 pos2 += 6; 4923 freq = atoi(pos2); 4924 if (freq <= 0) 4925 return -1; 4926 } 4927 4928 if (os_strncmp(pos, "pin", 3) == 0) { 4929 /* Request random PIN (to be displayed) and enable the PIN */ 4930 wps_method = WPS_PIN_DISPLAY; 4931 } else if (os_strncmp(pos, "pbc", 3) == 0) { 4932 wps_method = WPS_PBC; 4933 } else { 4934 pin = pos; 4935 pos = os_strchr(pin, ' '); 4936 wps_method = WPS_PIN_KEYPAD; 4937 if (pos) { 4938 *pos++ = '\0'; 4939 if (os_strncmp(pos, "display", 7) == 0) 4940 wps_method = WPS_PIN_DISPLAY; 4941 else if (os_strncmp(pos, "p2ps", 4) == 0) 4942 wps_method = WPS_P2PS; 4943 } 4944 if (!wps_pin_str_valid(pin)) { 4945 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17); 4946 return 17; 4947 } 4948 } 4949 4950 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method, 4951 persistent_group, automatic, join, 4952 auth, go_intent, freq, persistent_id, pd, 4953 ht40, vht); 4954 if (new_pin == -2) { 4955 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25); 4956 return 25; 4957 } 4958 if (new_pin == -3) { 4959 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25); 4960 return 25; 4961 } 4962 if (new_pin < 0) 4963 return -1; 4964 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) { 4965 ret = os_snprintf(buf, buflen, "%08d", new_pin); 4966 if (os_snprintf_error(buflen, ret)) 4967 return -1; 4968 return ret; 4969 } 4970 4971 os_memcpy(buf, "OK\n", 3); 4972 return 3; 4973 } 4974 4975 4976 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd) 4977 { 4978 unsigned int timeout = atoi(cmd); 4979 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) { 4980 wpa_dbg(wpa_s, MSG_INFO, 4981 "Reject P2P_LISTEN since interface is disabled"); 4982 return -1; 4983 } 4984 return wpas_p2p_listen(wpa_s, timeout); 4985 } 4986 4987 4988 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd) 4989 { 4990 u8 addr[ETH_ALEN]; 4991 char *pos; 4992 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG; 4993 4994 /* <addr> <config method> [join|auto] */ 4995 4996 if (hwaddr_aton(cmd, addr)) 4997 return -1; 4998 4999 pos = cmd + 17; 5000 if (*pos != ' ') 5001 return -1; 5002 pos++; 5003 5004 if (os_strstr(pos, " join") != NULL) 5005 use = WPAS_P2P_PD_FOR_JOIN; 5006 else if (os_strstr(pos, " auto") != NULL) 5007 use = WPAS_P2P_PD_AUTO; 5008 5009 return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL); 5010 } 5011 5012 5013 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf, 5014 size_t buflen) 5015 { 5016 struct wpa_ssid *ssid = wpa_s->current_ssid; 5017 5018 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO || 5019 ssid->passphrase == NULL) 5020 return -1; 5021 5022 os_strlcpy(buf, ssid->passphrase, buflen); 5023 return os_strlen(buf); 5024 } 5025 5026 5027 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd, 5028 char *buf, size_t buflen) 5029 { 5030 u64 ref; 5031 int res; 5032 u8 dst_buf[ETH_ALEN], *dst; 5033 struct wpabuf *tlvs; 5034 char *pos; 5035 size_t len; 5036 5037 if (hwaddr_aton(cmd, dst_buf)) 5038 return -1; 5039 dst = dst_buf; 5040 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 && 5041 dst[3] == 0 && dst[4] == 0 && dst[5] == 0) 5042 dst = NULL; 5043 pos = cmd + 17; 5044 if (*pos != ' ') 5045 return -1; 5046 pos++; 5047 5048 if (os_strncmp(pos, "upnp ", 5) == 0) { 5049 u8 version; 5050 pos += 5; 5051 if (hexstr2bin(pos, &version, 1) < 0) 5052 return -1; 5053 pos += 2; 5054 if (*pos != ' ') 5055 return -1; 5056 pos++; 5057 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos); 5058 #ifdef CONFIG_WIFI_DISPLAY 5059 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) { 5060 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13); 5061 #endif /* CONFIG_WIFI_DISPLAY */ 5062 } else if (os_strncmp(pos, "asp ", 4) == 0) { 5063 char *svc_str; 5064 char *svc_info = NULL; 5065 u32 id; 5066 5067 pos += 4; 5068 if (sscanf(pos, "%x", &id) != 1 || id > 0xff) 5069 return -1; 5070 5071 pos = os_strchr(pos, ' '); 5072 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ') 5073 return -1; 5074 5075 svc_str = pos + 1; 5076 5077 pos = os_strchr(svc_str, ' '); 5078 5079 if (pos) 5080 *pos++ = '\0'; 5081 5082 /* All remaining data is the svc_info string */ 5083 if (pos && pos[0] && pos[0] != ' ') { 5084 len = os_strlen(pos); 5085 5086 /* Unescape in place */ 5087 len = utf8_unescape(pos, len, pos, len); 5088 if (len > 0xff) 5089 return -1; 5090 5091 svc_info = pos; 5092 } 5093 5094 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id, 5095 svc_str, svc_info); 5096 } else { 5097 len = os_strlen(pos); 5098 if (len & 1) 5099 return -1; 5100 len /= 2; 5101 tlvs = wpabuf_alloc(len); 5102 if (tlvs == NULL) 5103 return -1; 5104 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) { 5105 wpabuf_free(tlvs); 5106 return -1; 5107 } 5108 5109 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs); 5110 wpabuf_free(tlvs); 5111 } 5112 if (ref == 0) 5113 return -1; 5114 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref); 5115 if (os_snprintf_error(buflen, res)) 5116 return -1; 5117 return res; 5118 } 5119 5120 5121 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s, 5122 char *cmd) 5123 { 5124 long long unsigned val; 5125 u64 req; 5126 if (sscanf(cmd, "%llx", &val) != 1) 5127 return -1; 5128 req = val; 5129 return wpas_p2p_sd_cancel_request(wpa_s, req); 5130 } 5131 5132 5133 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd) 5134 { 5135 int freq; 5136 u8 dst[ETH_ALEN]; 5137 u8 dialog_token; 5138 struct wpabuf *resp_tlvs; 5139 char *pos, *pos2; 5140 size_t len; 5141 5142 pos = os_strchr(cmd, ' '); 5143 if (pos == NULL) 5144 return -1; 5145 *pos++ = '\0'; 5146 freq = atoi(cmd); 5147 if (freq == 0) 5148 return -1; 5149 5150 if (hwaddr_aton(pos, dst)) 5151 return -1; 5152 pos += 17; 5153 if (*pos != ' ') 5154 return -1; 5155 pos++; 5156 5157 pos2 = os_strchr(pos, ' '); 5158 if (pos2 == NULL) 5159 return -1; 5160 *pos2++ = '\0'; 5161 dialog_token = atoi(pos); 5162 5163 len = os_strlen(pos2); 5164 if (len & 1) 5165 return -1; 5166 len /= 2; 5167 resp_tlvs = wpabuf_alloc(len); 5168 if (resp_tlvs == NULL) 5169 return -1; 5170 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) { 5171 wpabuf_free(resp_tlvs); 5172 return -1; 5173 } 5174 5175 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs); 5176 wpabuf_free(resp_tlvs); 5177 return 0; 5178 } 5179 5180 5181 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s, 5182 char *cmd) 5183 { 5184 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1")) 5185 return -1; 5186 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd); 5187 return 0; 5188 } 5189 5190 5191 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s, 5192 char *cmd) 5193 { 5194 char *pos; 5195 size_t len; 5196 struct wpabuf *query, *resp; 5197 5198 pos = os_strchr(cmd, ' '); 5199 if (pos == NULL) 5200 return -1; 5201 *pos++ = '\0'; 5202 5203 len = os_strlen(cmd); 5204 if (len & 1) 5205 return -1; 5206 len /= 2; 5207 query = wpabuf_alloc(len); 5208 if (query == NULL) 5209 return -1; 5210 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) { 5211 wpabuf_free(query); 5212 return -1; 5213 } 5214 5215 len = os_strlen(pos); 5216 if (len & 1) { 5217 wpabuf_free(query); 5218 return -1; 5219 } 5220 len /= 2; 5221 resp = wpabuf_alloc(len); 5222 if (resp == NULL) { 5223 wpabuf_free(query); 5224 return -1; 5225 } 5226 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) { 5227 wpabuf_free(query); 5228 wpabuf_free(resp); 5229 return -1; 5230 } 5231 5232 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) { 5233 wpabuf_free(query); 5234 wpabuf_free(resp); 5235 return -1; 5236 } 5237 return 0; 5238 } 5239 5240 5241 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd) 5242 { 5243 char *pos; 5244 u8 version; 5245 5246 pos = os_strchr(cmd, ' '); 5247 if (pos == NULL) 5248 return -1; 5249 *pos++ = '\0'; 5250 5251 if (hexstr2bin(cmd, &version, 1) < 0) 5252 return -1; 5253 5254 return wpas_p2p_service_add_upnp(wpa_s, version, pos); 5255 } 5256 5257 5258 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s, 5259 u8 replace, char *cmd) 5260 { 5261 char *pos; 5262 char *adv_str; 5263 u32 auto_accept, adv_id, svc_state, config_methods; 5264 char *svc_info = NULL; 5265 char *cpt_prio_str; 5266 u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1]; 5267 5268 pos = os_strchr(cmd, ' '); 5269 if (pos == NULL) 5270 return -1; 5271 *pos++ = '\0'; 5272 5273 /* Auto-Accept value is mandatory, and must be one of the 5274 * single values (0, 1, 2, 4) */ 5275 auto_accept = atoi(cmd); 5276 switch (auto_accept) { 5277 case P2PS_SETUP_NONE: /* No auto-accept */ 5278 case P2PS_SETUP_NEW: 5279 case P2PS_SETUP_CLIENT: 5280 case P2PS_SETUP_GROUP_OWNER: 5281 break; 5282 default: 5283 return -1; 5284 } 5285 5286 /* Advertisement ID is mandatory */ 5287 cmd = pos; 5288 pos = os_strchr(cmd, ' '); 5289 if (pos == NULL) 5290 return -1; 5291 *pos++ = '\0'; 5292 5293 /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */ 5294 if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0) 5295 return -1; 5296 5297 /* Only allow replacements if exist, and adds if not */ 5298 if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) { 5299 if (!replace) 5300 return -1; 5301 } else { 5302 if (replace) 5303 return -1; 5304 } 5305 5306 /* svc_state between 0 - 0xff is mandatory */ 5307 if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff) 5308 return -1; 5309 5310 pos = os_strchr(pos, ' '); 5311 if (pos == NULL) 5312 return -1; 5313 5314 /* config_methods is mandatory */ 5315 pos++; 5316 if (sscanf(pos, "%x", &config_methods) != 1) 5317 return -1; 5318 5319 if (!(config_methods & 5320 (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS))) 5321 return -1; 5322 5323 pos = os_strchr(pos, ' '); 5324 if (pos == NULL) 5325 return -1; 5326 5327 pos++; 5328 adv_str = pos; 5329 5330 /* Advertisement string is mandatory */ 5331 if (!pos[0] || pos[0] == ' ') 5332 return -1; 5333 5334 /* Terminate svc string */ 5335 pos = os_strchr(pos, ' '); 5336 if (pos != NULL) 5337 *pos++ = '\0'; 5338 5339 cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL; 5340 if (cpt_prio_str) { 5341 pos = os_strchr(pos, ' '); 5342 if (pos != NULL) 5343 *pos++ = '\0'; 5344 5345 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio)) 5346 return -1; 5347 } else { 5348 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT; 5349 cpt_prio[1] = 0; 5350 } 5351 5352 /* Service and Response Information are optional */ 5353 if (pos && pos[0]) { 5354 size_t len; 5355 5356 /* Note the bare ' included, which cannot exist legally 5357 * in unescaped string. */ 5358 svc_info = os_strstr(pos, "svc_info='"); 5359 5360 if (svc_info) { 5361 svc_info += 9; 5362 len = os_strlen(svc_info); 5363 utf8_unescape(svc_info, len, svc_info, len); 5364 } 5365 } 5366 5367 return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str, 5368 (u8) svc_state, (u16) config_methods, 5369 svc_info, cpt_prio); 5370 } 5371 5372 5373 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd) 5374 { 5375 char *pos; 5376 5377 pos = os_strchr(cmd, ' '); 5378 if (pos == NULL) 5379 return -1; 5380 *pos++ = '\0'; 5381 5382 if (os_strcmp(cmd, "bonjour") == 0) 5383 return p2p_ctrl_service_add_bonjour(wpa_s, pos); 5384 if (os_strcmp(cmd, "upnp") == 0) 5385 return p2p_ctrl_service_add_upnp(wpa_s, pos); 5386 if (os_strcmp(cmd, "asp") == 0) 5387 return p2p_ctrl_service_add_asp(wpa_s, 0, pos); 5388 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd); 5389 return -1; 5390 } 5391 5392 5393 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s, 5394 char *cmd) 5395 { 5396 size_t len; 5397 struct wpabuf *query; 5398 int ret; 5399 5400 len = os_strlen(cmd); 5401 if (len & 1) 5402 return -1; 5403 len /= 2; 5404 query = wpabuf_alloc(len); 5405 if (query == NULL) 5406 return -1; 5407 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) { 5408 wpabuf_free(query); 5409 return -1; 5410 } 5411 5412 ret = wpas_p2p_service_del_bonjour(wpa_s, query); 5413 wpabuf_free(query); 5414 return ret; 5415 } 5416 5417 5418 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd) 5419 { 5420 char *pos; 5421 u8 version; 5422 5423 pos = os_strchr(cmd, ' '); 5424 if (pos == NULL) 5425 return -1; 5426 *pos++ = '\0'; 5427 5428 if (hexstr2bin(cmd, &version, 1) < 0) 5429 return -1; 5430 5431 return wpas_p2p_service_del_upnp(wpa_s, version, pos); 5432 } 5433 5434 5435 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd) 5436 { 5437 u32 adv_id; 5438 5439 if (os_strcmp(cmd, "all") == 0) { 5440 wpas_p2p_service_flush_asp(wpa_s); 5441 return 0; 5442 } 5443 5444 if (sscanf(cmd, "%x", &adv_id) != 1) 5445 return -1; 5446 5447 return wpas_p2p_service_del_asp(wpa_s, adv_id); 5448 } 5449 5450 5451 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd) 5452 { 5453 char *pos; 5454 5455 pos = os_strchr(cmd, ' '); 5456 if (pos == NULL) 5457 return -1; 5458 *pos++ = '\0'; 5459 5460 if (os_strcmp(cmd, "bonjour") == 0) 5461 return p2p_ctrl_service_del_bonjour(wpa_s, pos); 5462 if (os_strcmp(cmd, "upnp") == 0) 5463 return p2p_ctrl_service_del_upnp(wpa_s, pos); 5464 if (os_strcmp(cmd, "asp") == 0) 5465 return p2p_ctrl_service_del_asp(wpa_s, pos); 5466 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd); 5467 return -1; 5468 } 5469 5470 5471 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd) 5472 { 5473 char *pos; 5474 5475 pos = os_strchr(cmd, ' '); 5476 if (pos == NULL) 5477 return -1; 5478 *pos++ = '\0'; 5479 5480 if (os_strcmp(cmd, "asp") == 0) 5481 return p2p_ctrl_service_add_asp(wpa_s, 1, pos); 5482 5483 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd); 5484 return -1; 5485 } 5486 5487 5488 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd) 5489 { 5490 u8 addr[ETH_ALEN]; 5491 5492 /* <addr> */ 5493 5494 if (hwaddr_aton(cmd, addr)) 5495 return -1; 5496 5497 return wpas_p2p_reject(wpa_s, addr); 5498 } 5499 5500 5501 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd) 5502 { 5503 char *pos; 5504 int id; 5505 struct wpa_ssid *ssid; 5506 u8 *_peer = NULL, peer[ETH_ALEN]; 5507 int freq = 0, pref_freq = 0; 5508 int ht40, vht; 5509 5510 id = atoi(cmd); 5511 pos = os_strstr(cmd, " peer="); 5512 if (pos) { 5513 pos += 6; 5514 if (hwaddr_aton(pos, peer)) 5515 return -1; 5516 _peer = peer; 5517 } 5518 ssid = wpa_config_get_network(wpa_s->conf, id); 5519 if (ssid == NULL || ssid->disabled != 2) { 5520 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d " 5521 "for persistent P2P group", 5522 id); 5523 return -1; 5524 } 5525 5526 pos = os_strstr(cmd, " freq="); 5527 if (pos) { 5528 pos += 6; 5529 freq = atoi(pos); 5530 if (freq <= 0) 5531 return -1; 5532 } 5533 5534 pos = os_strstr(cmd, " pref="); 5535 if (pos) { 5536 pos += 6; 5537 pref_freq = atoi(pos); 5538 if (pref_freq <= 0) 5539 return -1; 5540 } 5541 5542 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht; 5543 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 || 5544 vht; 5545 5546 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht, 5547 pref_freq); 5548 } 5549 5550 5551 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd) 5552 { 5553 char *pos; 5554 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL; 5555 5556 pos = os_strstr(cmd, " peer="); 5557 if (!pos) 5558 return -1; 5559 5560 *pos = '\0'; 5561 pos += 6; 5562 if (hwaddr_aton(pos, peer)) { 5563 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos); 5564 return -1; 5565 } 5566 5567 pos = os_strstr(pos, " go_dev_addr="); 5568 if (pos) { 5569 pos += 13; 5570 if (hwaddr_aton(pos, go_dev_addr)) { 5571 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", 5572 pos); 5573 return -1; 5574 } 5575 go_dev = go_dev_addr; 5576 } 5577 5578 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev); 5579 } 5580 5581 5582 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd) 5583 { 5584 if (os_strncmp(cmd, "persistent=", 11) == 0) 5585 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11); 5586 if (os_strncmp(cmd, "group=", 6) == 0) 5587 return p2p_ctrl_invite_group(wpa_s, cmd + 6); 5588 5589 return -1; 5590 } 5591 5592 5593 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s, 5594 int id, int freq, int ht40, int vht) 5595 { 5596 struct wpa_ssid *ssid; 5597 5598 ssid = wpa_config_get_network(wpa_s->conf, id); 5599 if (ssid == NULL || ssid->disabled != 2) { 5600 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d " 5601 "for persistent P2P group", 5602 id); 5603 return -1; 5604 } 5605 5606 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht, 5607 NULL, 0, 0); 5608 } 5609 5610 5611 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd) 5612 { 5613 int freq = 0, persistent = 0, group_id = -1; 5614 int vht = wpa_s->conf->p2p_go_vht; 5615 int ht40 = wpa_s->conf->p2p_go_ht40 || vht; 5616 char *token, *context = NULL; 5617 5618 while ((token = str_token(cmd, " ", &context))) { 5619 if (sscanf(token, "freq=%d", &freq) == 1 || 5620 sscanf(token, "persistent=%d", &group_id) == 1) { 5621 continue; 5622 } else if (os_strcmp(token, "ht40") == 0) { 5623 ht40 = 1; 5624 } else if (os_strcmp(token, "vht") == 0) { 5625 vht = 1; 5626 ht40 = 1; 5627 } else if (os_strcmp(token, "persistent") == 0) { 5628 persistent = 1; 5629 } else { 5630 wpa_printf(MSG_DEBUG, 5631 "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'", 5632 token); 5633 return -1; 5634 } 5635 } 5636 5637 if (group_id >= 0) 5638 return p2p_ctrl_group_add_persistent(wpa_s, group_id, 5639 freq, ht40, vht); 5640 5641 return wpas_p2p_group_add(wpa_s, persistent, freq, ht40, vht); 5642 } 5643 5644 5645 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd, 5646 char *buf, size_t buflen) 5647 { 5648 u8 addr[ETH_ALEN], *addr_ptr; 5649 int next, res; 5650 const struct p2p_peer_info *info; 5651 char *pos, *end; 5652 char devtype[WPS_DEV_TYPE_BUFSIZE]; 5653 struct wpa_ssid *ssid; 5654 size_t i; 5655 5656 if (!wpa_s->global->p2p) 5657 return -1; 5658 5659 if (os_strcmp(cmd, "FIRST") == 0) { 5660 addr_ptr = NULL; 5661 next = 0; 5662 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) { 5663 if (hwaddr_aton(cmd + 5, addr) < 0) 5664 return -1; 5665 addr_ptr = addr; 5666 next = 1; 5667 } else { 5668 if (hwaddr_aton(cmd, addr) < 0) 5669 return -1; 5670 addr_ptr = addr; 5671 next = 0; 5672 } 5673 5674 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next); 5675 if (info == NULL) 5676 return -1; 5677 5678 pos = buf; 5679 end = buf + buflen; 5680 5681 res = os_snprintf(pos, end - pos, MACSTR "\n" 5682 "pri_dev_type=%s\n" 5683 "device_name=%s\n" 5684 "manufacturer=%s\n" 5685 "model_name=%s\n" 5686 "model_number=%s\n" 5687 "serial_number=%s\n" 5688 "config_methods=0x%x\n" 5689 "dev_capab=0x%x\n" 5690 "group_capab=0x%x\n" 5691 "level=%d\n", 5692 MAC2STR(info->p2p_device_addr), 5693 wps_dev_type_bin2str(info->pri_dev_type, 5694 devtype, sizeof(devtype)), 5695 info->device_name, 5696 info->manufacturer, 5697 info->model_name, 5698 info->model_number, 5699 info->serial_number, 5700 info->config_methods, 5701 info->dev_capab, 5702 info->group_capab, 5703 info->level); 5704 if (os_snprintf_error(end - pos, res)) 5705 return pos - buf; 5706 pos += res; 5707 5708 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++) 5709 { 5710 const u8 *t; 5711 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN]; 5712 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n", 5713 wps_dev_type_bin2str(t, devtype, 5714 sizeof(devtype))); 5715 if (os_snprintf_error(end - pos, res)) 5716 return pos - buf; 5717 pos += res; 5718 } 5719 5720 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0); 5721 if (ssid) { 5722 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id); 5723 if (os_snprintf_error(end - pos, res)) 5724 return pos - buf; 5725 pos += res; 5726 } 5727 5728 res = p2p_get_peer_info_txt(info, pos, end - pos); 5729 if (res < 0) 5730 return pos - buf; 5731 pos += res; 5732 5733 if (info->vendor_elems) { 5734 res = os_snprintf(pos, end - pos, "vendor_elems="); 5735 if (os_snprintf_error(end - pos, res)) 5736 return pos - buf; 5737 pos += res; 5738 5739 pos += wpa_snprintf_hex(pos, end - pos, 5740 wpabuf_head(info->vendor_elems), 5741 wpabuf_len(info->vendor_elems)); 5742 5743 res = os_snprintf(pos, end - pos, "\n"); 5744 if (os_snprintf_error(end - pos, res)) 5745 return pos - buf; 5746 pos += res; 5747 } 5748 5749 return pos - buf; 5750 } 5751 5752 5753 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s, 5754 const char *param) 5755 { 5756 unsigned int i; 5757 5758 if (wpa_s->global->p2p == NULL) 5759 return -1; 5760 5761 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0) 5762 return -1; 5763 5764 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) { 5765 struct wpa_freq_range *freq; 5766 freq = &wpa_s->global->p2p_disallow_freq.range[i]; 5767 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u", 5768 freq->min, freq->max); 5769 } 5770 5771 wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW); 5772 return 0; 5773 } 5774 5775 5776 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd) 5777 { 5778 char *param; 5779 5780 if (wpa_s->global->p2p == NULL) 5781 return -1; 5782 5783 param = os_strchr(cmd, ' '); 5784 if (param == NULL) 5785 return -1; 5786 *param++ = '\0'; 5787 5788 if (os_strcmp(cmd, "discoverability") == 0) { 5789 p2p_set_client_discoverability(wpa_s->global->p2p, 5790 atoi(param)); 5791 return 0; 5792 } 5793 5794 if (os_strcmp(cmd, "managed") == 0) { 5795 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param)); 5796 return 0; 5797 } 5798 5799 if (os_strcmp(cmd, "listen_channel") == 0) { 5800 return p2p_set_listen_channel(wpa_s->global->p2p, 81, 5801 atoi(param), 1); 5802 } 5803 5804 if (os_strcmp(cmd, "ssid_postfix") == 0) { 5805 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param, 5806 os_strlen(param)); 5807 } 5808 5809 if (os_strcmp(cmd, "noa") == 0) { 5810 char *pos; 5811 int count, start, duration; 5812 /* GO NoA parameters: count,start_offset(ms),duration(ms) */ 5813 count = atoi(param); 5814 pos = os_strchr(param, ','); 5815 if (pos == NULL) 5816 return -1; 5817 pos++; 5818 start = atoi(pos); 5819 pos = os_strchr(pos, ','); 5820 if (pos == NULL) 5821 return -1; 5822 pos++; 5823 duration = atoi(pos); 5824 if (count < 0 || count > 255 || start < 0 || duration < 0) 5825 return -1; 5826 if (count == 0 && duration > 0) 5827 return -1; 5828 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d " 5829 "start=%d duration=%d", count, start, duration); 5830 return wpas_p2p_set_noa(wpa_s, count, start, duration); 5831 } 5832 5833 if (os_strcmp(cmd, "ps") == 0) 5834 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1); 5835 5836 if (os_strcmp(cmd, "oppps") == 0) 5837 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1); 5838 5839 if (os_strcmp(cmd, "ctwindow") == 0) 5840 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param)); 5841 5842 if (os_strcmp(cmd, "disabled") == 0) { 5843 wpa_s->global->p2p_disabled = atoi(param); 5844 wpa_printf(MSG_DEBUG, "P2P functionality %s", 5845 wpa_s->global->p2p_disabled ? 5846 "disabled" : "enabled"); 5847 if (wpa_s->global->p2p_disabled) { 5848 wpas_p2p_stop_find(wpa_s); 5849 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN); 5850 p2p_flush(wpa_s->global->p2p); 5851 } 5852 return 0; 5853 } 5854 5855 if (os_strcmp(cmd, "conc_pref") == 0) { 5856 if (os_strcmp(param, "sta") == 0) 5857 wpa_s->global->conc_pref = WPA_CONC_PREF_STA; 5858 else if (os_strcmp(param, "p2p") == 0) 5859 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P; 5860 else { 5861 wpa_printf(MSG_INFO, "Invalid conc_pref value"); 5862 return -1; 5863 } 5864 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: " 5865 "%s", param); 5866 return 0; 5867 } 5868 5869 if (os_strcmp(cmd, "force_long_sd") == 0) { 5870 wpa_s->force_long_sd = atoi(param); 5871 return 0; 5872 } 5873 5874 if (os_strcmp(cmd, "peer_filter") == 0) { 5875 u8 addr[ETH_ALEN]; 5876 if (hwaddr_aton(param, addr)) 5877 return -1; 5878 p2p_set_peer_filter(wpa_s->global->p2p, addr); 5879 return 0; 5880 } 5881 5882 if (os_strcmp(cmd, "cross_connect") == 0) 5883 return wpas_p2p_set_cross_connect(wpa_s, atoi(param)); 5884 5885 if (os_strcmp(cmd, "go_apsd") == 0) { 5886 if (os_strcmp(param, "disable") == 0) 5887 wpa_s->set_ap_uapsd = 0; 5888 else { 5889 wpa_s->set_ap_uapsd = 1; 5890 wpa_s->ap_uapsd = atoi(param); 5891 } 5892 return 0; 5893 } 5894 5895 if (os_strcmp(cmd, "client_apsd") == 0) { 5896 if (os_strcmp(param, "disable") == 0) 5897 wpa_s->set_sta_uapsd = 0; 5898 else { 5899 int be, bk, vi, vo; 5900 char *pos; 5901 /* format: BE,BK,VI,VO;max SP Length */ 5902 be = atoi(param); 5903 pos = os_strchr(param, ','); 5904 if (pos == NULL) 5905 return -1; 5906 pos++; 5907 bk = atoi(pos); 5908 pos = os_strchr(pos, ','); 5909 if (pos == NULL) 5910 return -1; 5911 pos++; 5912 vi = atoi(pos); 5913 pos = os_strchr(pos, ','); 5914 if (pos == NULL) 5915 return -1; 5916 pos++; 5917 vo = atoi(pos); 5918 /* ignore max SP Length for now */ 5919 5920 wpa_s->set_sta_uapsd = 1; 5921 wpa_s->sta_uapsd = 0; 5922 if (be) 5923 wpa_s->sta_uapsd |= BIT(0); 5924 if (bk) 5925 wpa_s->sta_uapsd |= BIT(1); 5926 if (vi) 5927 wpa_s->sta_uapsd |= BIT(2); 5928 if (vo) 5929 wpa_s->sta_uapsd |= BIT(3); 5930 } 5931 return 0; 5932 } 5933 5934 if (os_strcmp(cmd, "disallow_freq") == 0) 5935 return p2p_ctrl_disallow_freq(wpa_s, param); 5936 5937 if (os_strcmp(cmd, "disc_int") == 0) { 5938 int min_disc_int, max_disc_int, max_disc_tu; 5939 char *pos; 5940 5941 pos = param; 5942 5943 min_disc_int = atoi(pos); 5944 pos = os_strchr(pos, ' '); 5945 if (pos == NULL) 5946 return -1; 5947 *pos++ = '\0'; 5948 5949 max_disc_int = atoi(pos); 5950 pos = os_strchr(pos, ' '); 5951 if (pos == NULL) 5952 return -1; 5953 *pos++ = '\0'; 5954 5955 max_disc_tu = atoi(pos); 5956 5957 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int, 5958 max_disc_int, max_disc_tu); 5959 } 5960 5961 if (os_strcmp(cmd, "per_sta_psk") == 0) { 5962 wpa_s->global->p2p_per_sta_psk = !!atoi(param); 5963 return 0; 5964 } 5965 5966 #ifdef CONFIG_WPS_NFC 5967 if (os_strcmp(cmd, "nfc_tag") == 0) 5968 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param)); 5969 #endif /* CONFIG_WPS_NFC */ 5970 5971 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) { 5972 wpa_s->p2p_disable_ip_addr_req = !!atoi(param); 5973 return 0; 5974 } 5975 5976 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'", 5977 cmd); 5978 5979 return -1; 5980 } 5981 5982 5983 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s) 5984 { 5985 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN); 5986 wpa_s->force_long_sd = 0; 5987 wpas_p2p_stop_find(wpa_s); 5988 wpa_s->parent->p2ps_method_config_any = 0; 5989 if (wpa_s->global->p2p) 5990 p2p_flush(wpa_s->global->p2p); 5991 } 5992 5993 5994 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd) 5995 { 5996 char *pos, *pos2; 5997 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0; 5998 5999 if (cmd[0]) { 6000 pos = os_strchr(cmd, ' '); 6001 if (pos == NULL) 6002 return -1; 6003 *pos++ = '\0'; 6004 dur1 = atoi(cmd); 6005 6006 pos2 = os_strchr(pos, ' '); 6007 if (pos2) 6008 *pos2++ = '\0'; 6009 int1 = atoi(pos); 6010 } else 6011 pos2 = NULL; 6012 6013 if (pos2) { 6014 pos = os_strchr(pos2, ' '); 6015 if (pos == NULL) 6016 return -1; 6017 *pos++ = '\0'; 6018 dur2 = atoi(pos2); 6019 int2 = atoi(pos); 6020 } 6021 6022 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2); 6023 } 6024 6025 6026 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd) 6027 { 6028 char *pos; 6029 unsigned int period = 0, interval = 0; 6030 6031 if (cmd[0]) { 6032 pos = os_strchr(cmd, ' '); 6033 if (pos == NULL) 6034 return -1; 6035 *pos++ = '\0'; 6036 period = atoi(cmd); 6037 interval = atoi(pos); 6038 } 6039 6040 return wpas_p2p_ext_listen(wpa_s, period, interval); 6041 } 6042 6043 6044 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd) 6045 { 6046 const char *pos; 6047 u8 peer[ETH_ALEN]; 6048 int iface_addr = 0; 6049 6050 pos = cmd; 6051 if (os_strncmp(pos, "iface=", 6) == 0) { 6052 iface_addr = 1; 6053 pos += 6; 6054 } 6055 if (hwaddr_aton(pos, peer)) 6056 return -1; 6057 6058 wpas_p2p_remove_client(wpa_s, peer, iface_addr); 6059 return 0; 6060 } 6061 6062 #endif /* CONFIG_P2P */ 6063 6064 6065 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val) 6066 { 6067 struct wpa_freq_range_list ranges; 6068 int *freqs = NULL; 6069 struct hostapd_hw_modes *mode; 6070 u16 i; 6071 6072 if (wpa_s->hw.modes == NULL) 6073 return NULL; 6074 6075 os_memset(&ranges, 0, sizeof(ranges)); 6076 if (freq_range_list_parse(&ranges, val) < 0) 6077 return NULL; 6078 6079 for (i = 0; i < wpa_s->hw.num_modes; i++) { 6080 int j; 6081 6082 mode = &wpa_s->hw.modes[i]; 6083 for (j = 0; j < mode->num_channels; j++) { 6084 unsigned int freq; 6085 6086 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED) 6087 continue; 6088 6089 freq = mode->channels[j].freq; 6090 if (!freq_range_list_includes(&ranges, freq)) 6091 continue; 6092 6093 int_array_add_unique(&freqs, freq); 6094 } 6095 } 6096 6097 os_free(ranges.range); 6098 return freqs; 6099 } 6100 6101 6102 #ifdef CONFIG_INTERWORKING 6103 6104 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param) 6105 { 6106 int auto_sel = 0; 6107 int *freqs = NULL; 6108 6109 if (param) { 6110 char *pos; 6111 6112 auto_sel = os_strstr(param, "auto") != NULL; 6113 6114 pos = os_strstr(param, "freq="); 6115 if (pos) { 6116 freqs = freq_range_to_channel_list(wpa_s, pos + 5); 6117 if (freqs == NULL) 6118 return -1; 6119 } 6120 6121 } 6122 6123 return interworking_select(wpa_s, auto_sel, freqs); 6124 } 6125 6126 6127 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst, 6128 int only_add) 6129 { 6130 u8 bssid[ETH_ALEN]; 6131 struct wpa_bss *bss; 6132 6133 if (hwaddr_aton(dst, bssid)) { 6134 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst); 6135 return -1; 6136 } 6137 6138 bss = wpa_bss_get_bssid(wpa_s, bssid); 6139 if (bss == NULL) { 6140 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR, 6141 MAC2STR(bssid)); 6142 return -1; 6143 } 6144 6145 if (bss->ssid_len == 0) { 6146 int found = 0; 6147 6148 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR 6149 " does not have SSID information", MAC2STR(bssid)); 6150 6151 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss, 6152 list) { 6153 if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 && 6154 bss->ssid_len > 0) { 6155 found = 1; 6156 break; 6157 } 6158 } 6159 6160 if (!found) 6161 return -1; 6162 wpa_printf(MSG_DEBUG, 6163 "Found another matching BSS entry with SSID"); 6164 } 6165 6166 return interworking_connect(wpa_s, bss, only_add); 6167 } 6168 6169 6170 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst) 6171 { 6172 u8 dst_addr[ETH_ALEN]; 6173 int used; 6174 char *pos; 6175 #define MAX_ANQP_INFO_ID 100 6176 u16 id[MAX_ANQP_INFO_ID]; 6177 size_t num_id = 0; 6178 u32 subtypes = 0; 6179 6180 used = hwaddr_aton2(dst, dst_addr); 6181 if (used < 0) 6182 return -1; 6183 pos = dst + used; 6184 if (*pos == ' ') 6185 pos++; 6186 while (num_id < MAX_ANQP_INFO_ID) { 6187 if (os_strncmp(pos, "hs20:", 5) == 0) { 6188 #ifdef CONFIG_HS20 6189 int num = atoi(pos + 5); 6190 if (num <= 0 || num > 31) 6191 return -1; 6192 subtypes |= BIT(num); 6193 #else /* CONFIG_HS20 */ 6194 return -1; 6195 #endif /* CONFIG_HS20 */ 6196 } else { 6197 id[num_id] = atoi(pos); 6198 if (id[num_id]) 6199 num_id++; 6200 } 6201 pos = os_strchr(pos + 1, ','); 6202 if (pos == NULL) 6203 break; 6204 pos++; 6205 } 6206 6207 if (num_id == 0) 6208 return -1; 6209 6210 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes); 6211 } 6212 6213 6214 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd) 6215 { 6216 u8 dst_addr[ETH_ALEN]; 6217 struct wpabuf *advproto, *query = NULL; 6218 int used, ret = -1; 6219 char *pos, *end; 6220 size_t len; 6221 6222 used = hwaddr_aton2(cmd, dst_addr); 6223 if (used < 0) 6224 return -1; 6225 6226 pos = cmd + used; 6227 while (*pos == ' ') 6228 pos++; 6229 6230 /* Advertisement Protocol ID */ 6231 end = os_strchr(pos, ' '); 6232 if (end) 6233 len = end - pos; 6234 else 6235 len = os_strlen(pos); 6236 if (len & 0x01) 6237 return -1; 6238 len /= 2; 6239 if (len == 0) 6240 return -1; 6241 advproto = wpabuf_alloc(len); 6242 if (advproto == NULL) 6243 return -1; 6244 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0) 6245 goto fail; 6246 6247 if (end) { 6248 /* Optional Query Request */ 6249 pos = end + 1; 6250 while (*pos == ' ') 6251 pos++; 6252 6253 len = os_strlen(pos); 6254 if (len) { 6255 if (len & 0x01) 6256 goto fail; 6257 len /= 2; 6258 if (len == 0) 6259 goto fail; 6260 query = wpabuf_alloc(len); 6261 if (query == NULL) 6262 goto fail; 6263 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0) 6264 goto fail; 6265 } 6266 } 6267 6268 ret = gas_send_request(wpa_s, dst_addr, advproto, query); 6269 6270 fail: 6271 wpabuf_free(advproto); 6272 wpabuf_free(query); 6273 6274 return ret; 6275 } 6276 6277 6278 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf, 6279 size_t buflen) 6280 { 6281 u8 addr[ETH_ALEN]; 6282 int dialog_token; 6283 int used; 6284 char *pos; 6285 size_t resp_len, start, requested_len; 6286 struct wpabuf *resp; 6287 int ret; 6288 6289 used = hwaddr_aton2(cmd, addr); 6290 if (used < 0) 6291 return -1; 6292 6293 pos = cmd + used; 6294 while (*pos == ' ') 6295 pos++; 6296 dialog_token = atoi(pos); 6297 6298 if (wpa_s->last_gas_resp && 6299 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 && 6300 dialog_token == wpa_s->last_gas_dialog_token) 6301 resp = wpa_s->last_gas_resp; 6302 else if (wpa_s->prev_gas_resp && 6303 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 && 6304 dialog_token == wpa_s->prev_gas_dialog_token) 6305 resp = wpa_s->prev_gas_resp; 6306 else 6307 return -1; 6308 6309 resp_len = wpabuf_len(resp); 6310 start = 0; 6311 requested_len = resp_len; 6312 6313 pos = os_strchr(pos, ' '); 6314 if (pos) { 6315 start = atoi(pos); 6316 if (start > resp_len) 6317 return os_snprintf(buf, buflen, "FAIL-Invalid range"); 6318 pos = os_strchr(pos, ','); 6319 if (pos == NULL) 6320 return -1; 6321 pos++; 6322 requested_len = atoi(pos); 6323 if (start + requested_len > resp_len) 6324 return os_snprintf(buf, buflen, "FAIL-Invalid range"); 6325 } 6326 6327 if (requested_len * 2 + 1 > buflen) 6328 return os_snprintf(buf, buflen, "FAIL-Too long response"); 6329 6330 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start, 6331 requested_len); 6332 6333 if (start + requested_len == resp_len) { 6334 /* 6335 * Free memory by dropping the response after it has been 6336 * fetched. 6337 */ 6338 if (resp == wpa_s->prev_gas_resp) { 6339 wpabuf_free(wpa_s->prev_gas_resp); 6340 wpa_s->prev_gas_resp = NULL; 6341 } else { 6342 wpabuf_free(wpa_s->last_gas_resp); 6343 wpa_s->last_gas_resp = NULL; 6344 } 6345 } 6346 6347 return ret; 6348 } 6349 #endif /* CONFIG_INTERWORKING */ 6350 6351 6352 #ifdef CONFIG_HS20 6353 6354 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst) 6355 { 6356 u8 dst_addr[ETH_ALEN]; 6357 int used; 6358 char *pos; 6359 u32 subtypes = 0; 6360 6361 used = hwaddr_aton2(dst, dst_addr); 6362 if (used < 0) 6363 return -1; 6364 pos = dst + used; 6365 if (*pos == ' ') 6366 pos++; 6367 for (;;) { 6368 int num = atoi(pos); 6369 if (num <= 0 || num > 31) 6370 return -1; 6371 subtypes |= BIT(num); 6372 pos = os_strchr(pos + 1, ','); 6373 if (pos == NULL) 6374 break; 6375 pos++; 6376 } 6377 6378 if (subtypes == 0) 6379 return -1; 6380 6381 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0); 6382 } 6383 6384 6385 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s, 6386 const u8 *addr, const char *realm) 6387 { 6388 u8 *buf; 6389 size_t rlen, len; 6390 int ret; 6391 6392 rlen = os_strlen(realm); 6393 len = 3 + rlen; 6394 buf = os_malloc(len); 6395 if (buf == NULL) 6396 return -1; 6397 buf[0] = 1; /* NAI Home Realm Count */ 6398 buf[1] = 0; /* Formatted in accordance with RFC 4282 */ 6399 buf[2] = rlen; 6400 os_memcpy(buf + 3, realm, rlen); 6401 6402 ret = hs20_anqp_send_req(wpa_s, addr, 6403 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY), 6404 buf, len); 6405 6406 os_free(buf); 6407 6408 return ret; 6409 } 6410 6411 6412 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s, 6413 char *dst) 6414 { 6415 struct wpa_cred *cred = wpa_s->conf->cred; 6416 u8 dst_addr[ETH_ALEN]; 6417 int used; 6418 u8 *buf; 6419 size_t len; 6420 int ret; 6421 6422 used = hwaddr_aton2(dst, dst_addr); 6423 if (used < 0) 6424 return -1; 6425 6426 while (dst[used] == ' ') 6427 used++; 6428 if (os_strncmp(dst + used, "realm=", 6) == 0) 6429 return hs20_nai_home_realm_list(wpa_s, dst_addr, 6430 dst + used + 6); 6431 6432 len = os_strlen(dst + used); 6433 6434 if (len == 0 && cred && cred->realm) 6435 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm); 6436 6437 if (len & 1) 6438 return -1; 6439 len /= 2; 6440 buf = os_malloc(len); 6441 if (buf == NULL) 6442 return -1; 6443 if (hexstr2bin(dst + used, buf, len) < 0) { 6444 os_free(buf); 6445 return -1; 6446 } 6447 6448 ret = hs20_anqp_send_req(wpa_s, dst_addr, 6449 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY), 6450 buf, len); 6451 os_free(buf); 6452 6453 return ret; 6454 } 6455 6456 6457 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd) 6458 { 6459 u8 dst_addr[ETH_ALEN]; 6460 int used; 6461 char *icon; 6462 6463 used = hwaddr_aton2(cmd, dst_addr); 6464 if (used < 0) 6465 return -1; 6466 6467 while (cmd[used] == ' ') 6468 used++; 6469 icon = &cmd[used]; 6470 6471 wpa_s->fetch_osu_icon_in_progress = 0; 6472 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST), 6473 (u8 *) icon, os_strlen(icon)); 6474 } 6475 6476 #endif /* CONFIG_HS20 */ 6477 6478 6479 #ifdef CONFIG_AUTOSCAN 6480 6481 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s, 6482 char *cmd) 6483 { 6484 enum wpa_states state = wpa_s->wpa_state; 6485 char *new_params = NULL; 6486 6487 if (os_strlen(cmd) > 0) { 6488 new_params = os_strdup(cmd); 6489 if (new_params == NULL) 6490 return -1; 6491 } 6492 6493 os_free(wpa_s->conf->autoscan); 6494 wpa_s->conf->autoscan = new_params; 6495 6496 if (wpa_s->conf->autoscan == NULL) 6497 autoscan_deinit(wpa_s); 6498 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE) 6499 autoscan_init(wpa_s, 1); 6500 else if (state == WPA_SCANNING) 6501 wpa_supplicant_reinit_autoscan(wpa_s); 6502 6503 return 0; 6504 } 6505 6506 #endif /* CONFIG_AUTOSCAN */ 6507 6508 6509 #ifdef CONFIG_WNM 6510 6511 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd) 6512 { 6513 int enter; 6514 int intval = 0; 6515 char *pos; 6516 int ret; 6517 struct wpabuf *tfs_req = NULL; 6518 6519 if (os_strncmp(cmd, "enter", 5) == 0) 6520 enter = 1; 6521 else if (os_strncmp(cmd, "exit", 4) == 0) 6522 enter = 0; 6523 else 6524 return -1; 6525 6526 pos = os_strstr(cmd, " interval="); 6527 if (pos) 6528 intval = atoi(pos + 10); 6529 6530 pos = os_strstr(cmd, " tfs_req="); 6531 if (pos) { 6532 char *end; 6533 size_t len; 6534 pos += 9; 6535 end = os_strchr(pos, ' '); 6536 if (end) 6537 len = end - pos; 6538 else 6539 len = os_strlen(pos); 6540 if (len & 1) 6541 return -1; 6542 len /= 2; 6543 tfs_req = wpabuf_alloc(len); 6544 if (tfs_req == NULL) 6545 return -1; 6546 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) { 6547 wpabuf_free(tfs_req); 6548 return -1; 6549 } 6550 } 6551 6552 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER : 6553 WNM_SLEEP_MODE_EXIT, intval, 6554 tfs_req); 6555 wpabuf_free(tfs_req); 6556 6557 return ret; 6558 } 6559 6560 6561 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd) 6562 { 6563 int query_reason; 6564 6565 query_reason = atoi(cmd); 6566 6567 wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d", 6568 query_reason); 6569 6570 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason); 6571 } 6572 6573 #endif /* CONFIG_WNM */ 6574 6575 6576 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf, 6577 size_t buflen) 6578 { 6579 struct wpa_signal_info si; 6580 int ret; 6581 char *pos, *end; 6582 6583 ret = wpa_drv_signal_poll(wpa_s, &si); 6584 if (ret) 6585 return -1; 6586 6587 pos = buf; 6588 end = buf + buflen; 6589 6590 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n" 6591 "NOISE=%d\nFREQUENCY=%u\n", 6592 si.current_signal, si.current_txrate / 1000, 6593 si.current_noise, si.frequency); 6594 if (os_snprintf_error(end - pos, ret)) 6595 return -1; 6596 pos += ret; 6597 6598 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) { 6599 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n", 6600 channel_width_to_string(si.chanwidth)); 6601 if (os_snprintf_error(end - pos, ret)) 6602 return -1; 6603 pos += ret; 6604 } 6605 6606 if (si.center_frq1 > 0 && si.center_frq2 > 0) { 6607 ret = os_snprintf(pos, end - pos, 6608 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n", 6609 si.center_frq1, si.center_frq2); 6610 if (os_snprintf_error(end - pos, ret)) 6611 return -1; 6612 pos += ret; 6613 } 6614 6615 if (si.avg_signal) { 6616 ret = os_snprintf(pos, end - pos, 6617 "AVG_RSSI=%d\n", si.avg_signal); 6618 if (os_snprintf_error(end - pos, ret)) 6619 return -1; 6620 pos += ret; 6621 } 6622 6623 if (si.avg_beacon_signal) { 6624 ret = os_snprintf(pos, end - pos, 6625 "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal); 6626 if (os_snprintf_error(end - pos, ret)) 6627 return -1; 6628 pos += ret; 6629 } 6630 6631 return pos - buf; 6632 } 6633 6634 6635 static int wpas_ctrl_iface_get_pref_freq_list( 6636 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen) 6637 { 6638 unsigned int freq_list[100], num = 100, i; 6639 int ret; 6640 enum wpa_driver_if_type iface_type; 6641 char *pos, *end; 6642 6643 pos = buf; 6644 end = buf + buflen; 6645 6646 /* buf: "<interface_type>" */ 6647 if (os_strcmp(cmd, "STATION") == 0) 6648 iface_type = WPA_IF_STATION; 6649 else if (os_strcmp(cmd, "AP") == 0) 6650 iface_type = WPA_IF_AP_BSS; 6651 else if (os_strcmp(cmd, "P2P_GO") == 0) 6652 iface_type = WPA_IF_P2P_GO; 6653 else if (os_strcmp(cmd, "P2P_CLIENT") == 0) 6654 iface_type = WPA_IF_P2P_CLIENT; 6655 else if (os_strcmp(cmd, "IBSS") == 0) 6656 iface_type = WPA_IF_IBSS; 6657 else if (os_strcmp(cmd, "TDLS") == 0) 6658 iface_type = WPA_IF_TDLS; 6659 else 6660 return -1; 6661 6662 wpa_printf(MSG_DEBUG, 6663 "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)", 6664 iface_type, buf); 6665 6666 ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list); 6667 if (ret) 6668 return -1; 6669 6670 for (i = 0; i < num; i++) { 6671 ret = os_snprintf(pos, end - pos, "%s%u", 6672 i > 0 ? "," : "", freq_list[i]); 6673 if (os_snprintf_error(end - pos, ret)) 6674 return -1; 6675 pos += ret; 6676 } 6677 6678 return pos - buf; 6679 } 6680 6681 6682 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf, 6683 size_t buflen) 6684 { 6685 struct hostap_sta_driver_data sta; 6686 int ret; 6687 6688 ret = wpa_drv_pktcnt_poll(wpa_s, &sta); 6689 if (ret) 6690 return -1; 6691 6692 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n", 6693 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets); 6694 if (os_snprintf_error(buflen, ret)) 6695 return -1; 6696 return ret; 6697 } 6698 6699 6700 #ifdef ANDROID 6701 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd, 6702 char *buf, size_t buflen) 6703 { 6704 int ret; 6705 6706 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen); 6707 if (ret == 0) { 6708 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) { 6709 struct p2p_data *p2p = wpa_s->global->p2p; 6710 if (p2p) { 6711 char country[3]; 6712 country[0] = cmd[8]; 6713 country[1] = cmd[9]; 6714 country[2] = 0x04; 6715 p2p_set_country(p2p, country); 6716 } 6717 } 6718 ret = os_snprintf(buf, buflen, "%s\n", "OK"); 6719 if (os_snprintf_error(buflen, ret)) 6720 ret = -1; 6721 } 6722 return ret; 6723 } 6724 #endif /* ANDROID */ 6725 6726 6727 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd, 6728 char *buf, size_t buflen) 6729 { 6730 int ret; 6731 char *pos; 6732 u8 *data = NULL; 6733 unsigned int vendor_id, subcmd; 6734 struct wpabuf *reply; 6735 size_t data_len = 0; 6736 6737 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */ 6738 vendor_id = strtoul(cmd, &pos, 16); 6739 if (!isblank(*pos)) 6740 return -EINVAL; 6741 6742 subcmd = strtoul(pos, &pos, 10); 6743 6744 if (*pos != '\0') { 6745 if (!isblank(*pos++)) 6746 return -EINVAL; 6747 data_len = os_strlen(pos); 6748 } 6749 6750 if (data_len) { 6751 data_len /= 2; 6752 data = os_malloc(data_len); 6753 if (!data) 6754 return -1; 6755 6756 if (hexstr2bin(pos, data, data_len)) { 6757 wpa_printf(MSG_DEBUG, 6758 "Vendor command: wrong parameter format"); 6759 os_free(data); 6760 return -EINVAL; 6761 } 6762 } 6763 6764 reply = wpabuf_alloc((buflen - 1) / 2); 6765 if (!reply) { 6766 os_free(data); 6767 return -1; 6768 } 6769 6770 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len, 6771 reply); 6772 6773 if (ret == 0) 6774 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply), 6775 wpabuf_len(reply)); 6776 6777 wpabuf_free(reply); 6778 os_free(data); 6779 6780 return ret; 6781 } 6782 6783 6784 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s) 6785 { 6786 #ifdef CONFIG_P2P 6787 struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ? 6788 wpa_s->global->p2p_init_wpa_s : wpa_s; 6789 #endif /* CONFIG_P2P */ 6790 6791 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state"); 6792 6793 #ifdef CONFIG_P2P 6794 wpas_p2p_cancel(p2p_wpa_s); 6795 p2p_ctrl_flush(p2p_wpa_s); 6796 wpas_p2p_group_remove(p2p_wpa_s, "*"); 6797 wpas_p2p_service_flush(p2p_wpa_s); 6798 p2p_wpa_s->global->p2p_disabled = 0; 6799 p2p_wpa_s->global->p2p_per_sta_psk = 0; 6800 p2p_wpa_s->conf->num_sec_device_types = 0; 6801 p2p_wpa_s->p2p_disable_ip_addr_req = 0; 6802 os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range); 6803 p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL; 6804 p2p_wpa_s->global->p2p_go_avoid_freq.num = 0; 6805 p2p_wpa_s->global->pending_p2ps_group = 0; 6806 #endif /* CONFIG_P2P */ 6807 6808 #ifdef CONFIG_WPS_TESTING 6809 wps_version_number = 0x20; 6810 wps_testing_dummy_cred = 0; 6811 wps_corrupt_pkhash = 0; 6812 #endif /* CONFIG_WPS_TESTING */ 6813 #ifdef CONFIG_WPS 6814 wpa_s->wps_fragment_size = 0; 6815 wpas_wps_cancel(wpa_s); 6816 wps_registrar_flush(wpa_s->wps->registrar); 6817 #endif /* CONFIG_WPS */ 6818 wpa_s->after_wps = 0; 6819 wpa_s->known_wps_freq = 0; 6820 6821 #ifdef CONFIG_TDLS 6822 #ifdef CONFIG_TDLS_TESTING 6823 extern unsigned int tdls_testing; 6824 tdls_testing = 0; 6825 #endif /* CONFIG_TDLS_TESTING */ 6826 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL); 6827 wpa_tdls_enable(wpa_s->wpa, 1); 6828 #endif /* CONFIG_TDLS */ 6829 6830 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL); 6831 wpa_supplicant_stop_countermeasures(wpa_s, NULL); 6832 6833 wpa_s->no_keep_alive = 0; 6834 wpa_s->own_disconnect_req = 0; 6835 6836 os_free(wpa_s->disallow_aps_bssid); 6837 wpa_s->disallow_aps_bssid = NULL; 6838 wpa_s->disallow_aps_bssid_count = 0; 6839 os_free(wpa_s->disallow_aps_ssid); 6840 wpa_s->disallow_aps_ssid = NULL; 6841 wpa_s->disallow_aps_ssid_count = 0; 6842 6843 wpa_s->set_sta_uapsd = 0; 6844 wpa_s->sta_uapsd = 0; 6845 6846 wpa_drv_radio_disable(wpa_s, 0); 6847 wpa_blacklist_clear(wpa_s); 6848 wpa_s->extra_blacklist_count = 0; 6849 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all"); 6850 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all"); 6851 wpa_config_flush_blobs(wpa_s->conf); 6852 wpa_s->conf->auto_interworking = 0; 6853 wpa_s->conf->okc = 0; 6854 6855 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL); 6856 rsn_preauth_deinit(wpa_s->wpa); 6857 6858 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200); 6859 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70); 6860 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60); 6861 eapol_sm_notify_logoff(wpa_s->eapol, FALSE); 6862 6863 radio_remove_works(wpa_s, NULL, 1); 6864 wpa_s->ext_work_in_progress = 0; 6865 6866 wpa_s->next_ssid = NULL; 6867 6868 #ifdef CONFIG_INTERWORKING 6869 hs20_cancel_fetch_osu(wpa_s); 6870 #endif /* CONFIG_INTERWORKING */ 6871 6872 wpa_s->ext_mgmt_frame_handling = 0; 6873 wpa_s->ext_eapol_frame_io = 0; 6874 #ifdef CONFIG_TESTING_OPTIONS 6875 wpa_s->extra_roc_dur = 0; 6876 wpa_s->test_failure = WPAS_TEST_FAILURE_NONE; 6877 #endif /* CONFIG_TESTING_OPTIONS */ 6878 6879 wpa_s->disconnected = 0; 6880 os_free(wpa_s->next_scan_freqs); 6881 wpa_s->next_scan_freqs = NULL; 6882 6883 wpa_bss_flush(wpa_s); 6884 if (!dl_list_empty(&wpa_s->bss)) { 6885 wpa_printf(MSG_DEBUG, 6886 "BSS table not empty after flush: %u entries, current_bss=%p bssid=" 6887 MACSTR " pending_bssid=" MACSTR, 6888 dl_list_len(&wpa_s->bss), wpa_s->current_bss, 6889 MAC2STR(wpa_s->bssid), 6890 MAC2STR(wpa_s->pending_bssid)); 6891 } 6892 6893 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL); 6894 } 6895 6896 6897 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s, 6898 char *buf, size_t buflen) 6899 { 6900 struct wpa_radio_work *work; 6901 char *pos, *end; 6902 struct os_reltime now, diff; 6903 6904 pos = buf; 6905 end = buf + buflen; 6906 6907 os_get_reltime(&now); 6908 6909 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list) 6910 { 6911 int ret; 6912 6913 os_reltime_sub(&now, &work->time, &diff); 6914 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n", 6915 work->type, work->wpa_s->ifname, work->freq, 6916 work->started, diff.sec, diff.usec); 6917 if (os_snprintf_error(end - pos, ret)) 6918 break; 6919 pos += ret; 6920 } 6921 6922 return pos - buf; 6923 } 6924 6925 6926 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx) 6927 { 6928 struct wpa_radio_work *work = eloop_ctx; 6929 struct wpa_external_work *ework = work->ctx; 6930 6931 wpa_dbg(work->wpa_s, MSG_DEBUG, 6932 "Timing out external radio work %u (%s)", 6933 ework->id, work->type); 6934 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id); 6935 work->wpa_s->ext_work_in_progress = 0; 6936 radio_work_done(work); 6937 os_free(ework); 6938 } 6939 6940 6941 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit) 6942 { 6943 struct wpa_external_work *ework = work->ctx; 6944 6945 if (deinit) { 6946 if (work->started) 6947 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, 6948 work, NULL); 6949 6950 os_free(ework); 6951 return; 6952 } 6953 6954 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)", 6955 ework->id, ework->type); 6956 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id); 6957 work->wpa_s->ext_work_in_progress = 1; 6958 if (!ework->timeout) 6959 ework->timeout = 10; 6960 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout, 6961 work, NULL); 6962 } 6963 6964 6965 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd, 6966 char *buf, size_t buflen) 6967 { 6968 struct wpa_external_work *ework; 6969 char *pos, *pos2; 6970 size_t type_len; 6971 int ret; 6972 unsigned int freq = 0; 6973 6974 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */ 6975 6976 ework = os_zalloc(sizeof(*ework)); 6977 if (ework == NULL) 6978 return -1; 6979 6980 pos = os_strchr(cmd, ' '); 6981 if (pos) { 6982 type_len = pos - cmd; 6983 pos++; 6984 6985 pos2 = os_strstr(pos, "freq="); 6986 if (pos2) 6987 freq = atoi(pos2 + 5); 6988 6989 pos2 = os_strstr(pos, "timeout="); 6990 if (pos2) 6991 ework->timeout = atoi(pos2 + 8); 6992 } else { 6993 type_len = os_strlen(cmd); 6994 } 6995 if (4 + type_len >= sizeof(ework->type)) 6996 type_len = sizeof(ework->type) - 4 - 1; 6997 os_strlcpy(ework->type, "ext:", sizeof(ework->type)); 6998 os_memcpy(ework->type + 4, cmd, type_len); 6999 ework->type[4 + type_len] = '\0'; 7000 7001 wpa_s->ext_work_id++; 7002 if (wpa_s->ext_work_id == 0) 7003 wpa_s->ext_work_id++; 7004 ework->id = wpa_s->ext_work_id; 7005 7006 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb, 7007 ework) < 0) { 7008 os_free(ework); 7009 return -1; 7010 } 7011 7012 ret = os_snprintf(buf, buflen, "%u", ework->id); 7013 if (os_snprintf_error(buflen, ret)) 7014 return -1; 7015 return ret; 7016 } 7017 7018 7019 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd) 7020 { 7021 struct wpa_radio_work *work; 7022 unsigned int id = atoi(cmd); 7023 7024 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list) 7025 { 7026 struct wpa_external_work *ework; 7027 7028 if (os_strncmp(work->type, "ext:", 4) != 0) 7029 continue; 7030 ework = work->ctx; 7031 if (id && ework->id != id) 7032 continue; 7033 wpa_dbg(wpa_s, MSG_DEBUG, 7034 "Completed external radio work %u (%s)", 7035 ework->id, ework->type); 7036 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL); 7037 wpa_s->ext_work_in_progress = 0; 7038 radio_work_done(work); 7039 os_free(ework); 7040 return 3; /* "OK\n" */ 7041 } 7042 7043 return -1; 7044 } 7045 7046 7047 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd, 7048 char *buf, size_t buflen) 7049 { 7050 if (os_strcmp(cmd, "show") == 0) 7051 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen); 7052 if (os_strncmp(cmd, "add ", 4) == 0) 7053 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen); 7054 if (os_strncmp(cmd, "done ", 5) == 0) 7055 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4); 7056 return -1; 7057 } 7058 7059 7060 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s) 7061 { 7062 struct wpa_radio_work *work, *tmp; 7063 7064 if (!wpa_s || !wpa_s->radio) 7065 return; 7066 7067 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work, 7068 struct wpa_radio_work, list) { 7069 struct wpa_external_work *ework; 7070 7071 if (os_strncmp(work->type, "ext:", 4) != 0) 7072 continue; 7073 ework = work->ctx; 7074 wpa_dbg(wpa_s, MSG_DEBUG, 7075 "Flushing%s external radio work %u (%s)", 7076 work->started ? " started" : "", ework->id, 7077 ework->type); 7078 if (work->started) 7079 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, 7080 work, NULL); 7081 radio_work_done(work); 7082 os_free(ework); 7083 } 7084 } 7085 7086 7087 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx) 7088 { 7089 struct wpa_supplicant *wpa_s = eloop_ctx; 7090 eapol_sm_notify_ctrl_response(wpa_s->eapol); 7091 } 7092 7093 7094 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value, 7095 unsigned int *scan_id_count, int scan_id[]) 7096 { 7097 const char *pos = value; 7098 7099 while (pos) { 7100 if (*pos == ' ' || *pos == '\0') 7101 break; 7102 if (*scan_id_count == MAX_SCAN_ID) 7103 return -1; 7104 scan_id[(*scan_id_count)++] = atoi(pos); 7105 pos = os_strchr(pos, ','); 7106 if (pos) 7107 pos++; 7108 } 7109 7110 return 0; 7111 } 7112 7113 7114 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params, 7115 char *reply, int reply_size, int *reply_len) 7116 { 7117 char *pos; 7118 unsigned int manual_scan_passive = 0; 7119 unsigned int manual_scan_use_id = 0; 7120 unsigned int manual_scan_only_new = 0; 7121 unsigned int scan_only = 0; 7122 unsigned int scan_id_count = 0; 7123 int scan_id[MAX_SCAN_ID]; 7124 void (*scan_res_handler)(struct wpa_supplicant *wpa_s, 7125 struct wpa_scan_results *scan_res); 7126 int *manual_scan_freqs = NULL; 7127 struct wpa_ssid_value *ssid = NULL, *ns; 7128 unsigned int ssid_count = 0; 7129 7130 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) { 7131 *reply_len = -1; 7132 return; 7133 } 7134 7135 if (radio_work_pending(wpa_s, "scan")) { 7136 wpa_printf(MSG_DEBUG, 7137 "Pending scan scheduled - reject new request"); 7138 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n"); 7139 return; 7140 } 7141 7142 #ifdef CONFIG_INTERWORKING 7143 if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) { 7144 wpa_printf(MSG_DEBUG, 7145 "Interworking select in progress - reject new scan"); 7146 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n"); 7147 return; 7148 } 7149 #endif /* CONFIG_INTERWORKING */ 7150 7151 if (params) { 7152 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0) 7153 scan_only = 1; 7154 7155 pos = os_strstr(params, "freq="); 7156 if (pos) { 7157 manual_scan_freqs = freq_range_to_channel_list(wpa_s, 7158 pos + 5); 7159 if (manual_scan_freqs == NULL) { 7160 *reply_len = -1; 7161 goto done; 7162 } 7163 } 7164 7165 pos = os_strstr(params, "passive="); 7166 if (pos) 7167 manual_scan_passive = !!atoi(pos + 8); 7168 7169 pos = os_strstr(params, "use_id="); 7170 if (pos) 7171 manual_scan_use_id = atoi(pos + 7); 7172 7173 pos = os_strstr(params, "only_new=1"); 7174 if (pos) 7175 manual_scan_only_new = 1; 7176 7177 pos = os_strstr(params, "scan_id="); 7178 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count, 7179 scan_id) < 0) { 7180 *reply_len = -1; 7181 goto done; 7182 } 7183 7184 pos = params; 7185 while (pos && *pos != '\0') { 7186 if (os_strncmp(pos, "ssid ", 5) == 0) { 7187 char *end; 7188 7189 pos += 5; 7190 end = pos; 7191 while (*end) { 7192 if (*end == '\0' || *end == ' ') 7193 break; 7194 end++; 7195 } 7196 7197 ns = os_realloc_array( 7198 ssid, ssid_count + 1, 7199 sizeof(struct wpa_ssid_value)); 7200 if (ns == NULL) { 7201 *reply_len = -1; 7202 goto done; 7203 } 7204 ssid = ns; 7205 7206 if ((end - pos) & 0x01 || 7207 end - pos > 2 * SSID_MAX_LEN || 7208 hexstr2bin(pos, ssid[ssid_count].ssid, 7209 (end - pos) / 2) < 0) { 7210 wpa_printf(MSG_DEBUG, 7211 "Invalid SSID value '%s'", 7212 pos); 7213 *reply_len = -1; 7214 goto done; 7215 } 7216 ssid[ssid_count].ssid_len = (end - pos) / 2; 7217 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID", 7218 ssid[ssid_count].ssid, 7219 ssid[ssid_count].ssid_len); 7220 ssid_count++; 7221 pos = end; 7222 } 7223 7224 pos = os_strchr(pos, ' '); 7225 if (pos) 7226 pos++; 7227 } 7228 } 7229 7230 wpa_s->num_ssids_from_scan_req = ssid_count; 7231 os_free(wpa_s->ssids_from_scan_req); 7232 if (ssid_count) { 7233 wpa_s->ssids_from_scan_req = ssid; 7234 ssid = NULL; 7235 } else { 7236 wpa_s->ssids_from_scan_req = NULL; 7237 } 7238 7239 if (scan_only) 7240 scan_res_handler = scan_only_handler; 7241 else if (wpa_s->scan_res_handler == scan_only_handler) 7242 scan_res_handler = NULL; 7243 else 7244 scan_res_handler = wpa_s->scan_res_handler; 7245 7246 if (!wpa_s->sched_scanning && !wpa_s->scanning && 7247 ((wpa_s->wpa_state <= WPA_SCANNING) || 7248 (wpa_s->wpa_state == WPA_COMPLETED))) { 7249 wpa_s->manual_scan_passive = manual_scan_passive; 7250 wpa_s->manual_scan_use_id = manual_scan_use_id; 7251 wpa_s->manual_scan_only_new = manual_scan_only_new; 7252 wpa_s->scan_id_count = scan_id_count; 7253 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int)); 7254 wpa_s->scan_res_handler = scan_res_handler; 7255 os_free(wpa_s->manual_scan_freqs); 7256 wpa_s->manual_scan_freqs = manual_scan_freqs; 7257 manual_scan_freqs = NULL; 7258 7259 wpa_s->normal_scans = 0; 7260 wpa_s->scan_req = MANUAL_SCAN_REQ; 7261 wpa_s->after_wps = 0; 7262 wpa_s->known_wps_freq = 0; 7263 wpa_supplicant_req_scan(wpa_s, 0, 0); 7264 if (wpa_s->manual_scan_use_id) { 7265 wpa_s->manual_scan_id++; 7266 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u", 7267 wpa_s->manual_scan_id); 7268 *reply_len = os_snprintf(reply, reply_size, "%u\n", 7269 wpa_s->manual_scan_id); 7270 } 7271 } else if (wpa_s->sched_scanning) { 7272 wpa_s->manual_scan_passive = manual_scan_passive; 7273 wpa_s->manual_scan_use_id = manual_scan_use_id; 7274 wpa_s->manual_scan_only_new = manual_scan_only_new; 7275 wpa_s->scan_id_count = scan_id_count; 7276 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int)); 7277 wpa_s->scan_res_handler = scan_res_handler; 7278 os_free(wpa_s->manual_scan_freqs); 7279 wpa_s->manual_scan_freqs = manual_scan_freqs; 7280 manual_scan_freqs = NULL; 7281 7282 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed"); 7283 wpa_supplicant_cancel_sched_scan(wpa_s); 7284 wpa_s->scan_req = MANUAL_SCAN_REQ; 7285 wpa_supplicant_req_scan(wpa_s, 0, 0); 7286 if (wpa_s->manual_scan_use_id) { 7287 wpa_s->manual_scan_id++; 7288 *reply_len = os_snprintf(reply, reply_size, "%u\n", 7289 wpa_s->manual_scan_id); 7290 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u", 7291 wpa_s->manual_scan_id); 7292 } 7293 } else { 7294 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request"); 7295 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n"); 7296 } 7297 7298 done: 7299 os_free(manual_scan_freqs); 7300 os_free(ssid); 7301 } 7302 7303 7304 #ifdef CONFIG_TESTING_OPTIONS 7305 7306 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s, 7307 unsigned int freq, const u8 *dst, 7308 const u8 *src, const u8 *bssid, 7309 const u8 *data, size_t data_len, 7310 enum offchannel_send_action_result 7311 result) 7312 { 7313 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR 7314 " src=" MACSTR " bssid=" MACSTR " result=%s", 7315 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid), 7316 result == OFFCHANNEL_SEND_ACTION_SUCCESS ? 7317 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ? 7318 "NO_ACK" : "FAILED")); 7319 } 7320 7321 7322 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd) 7323 { 7324 char *pos, *param; 7325 size_t len; 7326 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN]; 7327 int res, used; 7328 int freq = 0, no_cck = 0, wait_time = 0; 7329 7330 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1] 7331 * <action=Action frame payload> */ 7332 7333 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd); 7334 7335 pos = cmd; 7336 used = hwaddr_aton2(pos, da); 7337 if (used < 0) 7338 return -1; 7339 pos += used; 7340 while (*pos == ' ') 7341 pos++; 7342 used = hwaddr_aton2(pos, bssid); 7343 if (used < 0) 7344 return -1; 7345 pos += used; 7346 7347 param = os_strstr(pos, " freq="); 7348 if (param) { 7349 param += 6; 7350 freq = atoi(param); 7351 } 7352 7353 param = os_strstr(pos, " no_cck="); 7354 if (param) { 7355 param += 8; 7356 no_cck = atoi(param); 7357 } 7358 7359 param = os_strstr(pos, " wait_time="); 7360 if (param) { 7361 param += 11; 7362 wait_time = atoi(param); 7363 } 7364 7365 param = os_strstr(pos, " action="); 7366 if (param == NULL) 7367 return -1; 7368 param += 8; 7369 7370 len = os_strlen(param); 7371 if (len & 1) 7372 return -1; 7373 len /= 2; 7374 7375 buf = os_malloc(len); 7376 if (buf == NULL) 7377 return -1; 7378 7379 if (hexstr2bin(param, buf, len) < 0) { 7380 os_free(buf); 7381 return -1; 7382 } 7383 7384 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid, 7385 buf, len, wait_time, 7386 wpas_ctrl_iface_mgmt_tx_cb, no_cck); 7387 os_free(buf); 7388 return res; 7389 } 7390 7391 7392 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s) 7393 { 7394 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting"); 7395 offchannel_send_action_done(wpa_s); 7396 } 7397 7398 7399 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd) 7400 { 7401 char *pos, *param; 7402 union wpa_event_data event; 7403 enum wpa_event_type ev; 7404 7405 /* <event name> [parameters..] */ 7406 7407 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd); 7408 7409 pos = cmd; 7410 param = os_strchr(pos, ' '); 7411 if (param) 7412 *param++ = '\0'; 7413 7414 os_memset(&event, 0, sizeof(event)); 7415 7416 if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) { 7417 ev = EVENT_INTERFACE_ENABLED; 7418 } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) { 7419 ev = EVENT_INTERFACE_DISABLED; 7420 } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) { 7421 ev = EVENT_AVOID_FREQUENCIES; 7422 if (param == NULL) 7423 param = ""; 7424 if (freq_range_list_parse(&event.freq_range, param) < 0) 7425 return -1; 7426 wpa_supplicant_event(wpa_s, ev, &event); 7427 os_free(event.freq_range.range); 7428 return 0; 7429 } else { 7430 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s", 7431 cmd); 7432 return -1; 7433 } 7434 7435 wpa_supplicant_event(wpa_s, ev, &event); 7436 7437 return 0; 7438 } 7439 7440 7441 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd) 7442 { 7443 char *pos; 7444 u8 src[ETH_ALEN], *buf; 7445 int used; 7446 size_t len; 7447 7448 wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd); 7449 7450 pos = cmd; 7451 used = hwaddr_aton2(pos, src); 7452 if (used < 0) 7453 return -1; 7454 pos += used; 7455 while (*pos == ' ') 7456 pos++; 7457 7458 len = os_strlen(pos); 7459 if (len & 1) 7460 return -1; 7461 len /= 2; 7462 7463 buf = os_malloc(len); 7464 if (buf == NULL) 7465 return -1; 7466 7467 if (hexstr2bin(pos, buf, len) < 0) { 7468 os_free(buf); 7469 return -1; 7470 } 7471 7472 wpa_supplicant_rx_eapol(wpa_s, src, buf, len); 7473 os_free(buf); 7474 7475 return 0; 7476 } 7477 7478 7479 static u16 ipv4_hdr_checksum(const void *buf, size_t len) 7480 { 7481 size_t i; 7482 u32 sum = 0; 7483 const u16 *pos = buf; 7484 7485 for (i = 0; i < len / 2; i++) 7486 sum += *pos++; 7487 7488 while (sum >> 16) 7489 sum = (sum & 0xffff) + (sum >> 16); 7490 7491 return sum ^ 0xffff; 7492 } 7493 7494 7495 #define HWSIM_PACKETLEN 1500 7496 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header)) 7497 7498 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len) 7499 { 7500 struct wpa_supplicant *wpa_s = ctx; 7501 const struct ether_header *eth; 7502 struct iphdr ip; 7503 const u8 *pos; 7504 unsigned int i; 7505 7506 if (len != HWSIM_PACKETLEN) 7507 return; 7508 7509 eth = (const struct ether_header *) buf; 7510 os_memcpy(&ip, eth + 1, sizeof(ip)); 7511 pos = &buf[sizeof(*eth) + sizeof(ip)]; 7512 7513 if (ip.ihl != 5 || ip.version != 4 || 7514 ntohs(ip.tot_len) != HWSIM_IP_LEN) 7515 return; 7516 7517 for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) { 7518 if (*pos != (u8) i) 7519 return; 7520 pos++; 7521 } 7522 7523 wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR, 7524 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost)); 7525 } 7526 7527 7528 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s, 7529 char *cmd) 7530 { 7531 int enabled = atoi(cmd); 7532 7533 if (!enabled) { 7534 if (wpa_s->l2_test) { 7535 l2_packet_deinit(wpa_s->l2_test); 7536 wpa_s->l2_test = NULL; 7537 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled"); 7538 } 7539 return 0; 7540 } 7541 7542 if (wpa_s->l2_test) 7543 return 0; 7544 7545 wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, 7546 ETHERTYPE_IP, wpas_data_test_rx, 7547 wpa_s, 1); 7548 if (wpa_s->l2_test == NULL) 7549 return -1; 7550 7551 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled"); 7552 7553 return 0; 7554 } 7555 7556 7557 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd) 7558 { 7559 u8 dst[ETH_ALEN], src[ETH_ALEN]; 7560 char *pos; 7561 int used; 7562 long int val; 7563 u8 tos; 7564 u8 buf[2 + HWSIM_PACKETLEN]; 7565 struct ether_header *eth; 7566 struct iphdr *ip; 7567 u8 *dpos; 7568 unsigned int i; 7569 7570 if (wpa_s->l2_test == NULL) 7571 return -1; 7572 7573 /* format: <dst> <src> <tos> */ 7574 7575 pos = cmd; 7576 used = hwaddr_aton2(pos, dst); 7577 if (used < 0) 7578 return -1; 7579 pos += used; 7580 while (*pos == ' ') 7581 pos++; 7582 used = hwaddr_aton2(pos, src); 7583 if (used < 0) 7584 return -1; 7585 pos += used; 7586 7587 val = strtol(pos, NULL, 0); 7588 if (val < 0 || val > 0xff) 7589 return -1; 7590 tos = val; 7591 7592 eth = (struct ether_header *) &buf[2]; 7593 os_memcpy(eth->ether_dhost, dst, ETH_ALEN); 7594 os_memcpy(eth->ether_shost, src, ETH_ALEN); 7595 eth->ether_type = htons(ETHERTYPE_IP); 7596 ip = (struct iphdr *) (eth + 1); 7597 os_memset(ip, 0, sizeof(*ip)); 7598 ip->ihl = 5; 7599 ip->version = 4; 7600 ip->ttl = 64; 7601 ip->tos = tos; 7602 ip->tot_len = htons(HWSIM_IP_LEN); 7603 ip->protocol = 1; 7604 ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1); 7605 ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2); 7606 ip->check = ipv4_hdr_checksum(ip, sizeof(*ip)); 7607 dpos = (u8 *) (ip + 1); 7608 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) 7609 *dpos++ = i; 7610 7611 if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2], 7612 HWSIM_PACKETLEN) < 0) 7613 return -1; 7614 7615 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR 7616 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos); 7617 7618 return 0; 7619 } 7620 7621 7622 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s, 7623 char *cmd) 7624 { 7625 u8 *buf; 7626 struct ether_header *eth; 7627 struct l2_packet_data *l2 = NULL; 7628 size_t len; 7629 u16 ethertype; 7630 int res = -1; 7631 7632 len = os_strlen(cmd); 7633 if (len & 1 || len < ETH_HLEN * 2) 7634 return -1; 7635 len /= 2; 7636 7637 buf = os_malloc(len); 7638 if (buf == NULL) 7639 return -1; 7640 7641 if (hexstr2bin(cmd, buf, len) < 0) 7642 goto done; 7643 7644 eth = (struct ether_header *) buf; 7645 ethertype = ntohs(eth->ether_type); 7646 7647 l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype, 7648 wpas_data_test_rx, wpa_s, 1); 7649 if (l2 == NULL) 7650 goto done; 7651 7652 res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len); 7653 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res); 7654 done: 7655 if (l2) 7656 l2_packet_deinit(l2); 7657 os_free(buf); 7658 7659 return res < 0 ? -1 : 0; 7660 } 7661 7662 7663 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd) 7664 { 7665 #ifdef WPA_TRACE_BFD 7666 extern char wpa_trace_fail_func[256]; 7667 extern unsigned int wpa_trace_fail_after; 7668 char *pos; 7669 7670 wpa_trace_fail_after = atoi(cmd); 7671 pos = os_strchr(cmd, ':'); 7672 if (pos) { 7673 pos++; 7674 os_strlcpy(wpa_trace_fail_func, pos, 7675 sizeof(wpa_trace_fail_func)); 7676 } else { 7677 wpa_trace_fail_after = 0; 7678 } 7679 return 0; 7680 #else /* WPA_TRACE_BFD */ 7681 return -1; 7682 #endif /* WPA_TRACE_BFD */ 7683 } 7684 7685 7686 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s, 7687 char *buf, size_t buflen) 7688 { 7689 #ifdef WPA_TRACE_BFD 7690 extern char wpa_trace_fail_func[256]; 7691 extern unsigned int wpa_trace_fail_after; 7692 7693 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after, 7694 wpa_trace_fail_func); 7695 #else /* WPA_TRACE_BFD */ 7696 return -1; 7697 #endif /* WPA_TRACE_BFD */ 7698 } 7699 7700 7701 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd) 7702 { 7703 #ifdef WPA_TRACE_BFD 7704 extern char wpa_trace_test_fail_func[256]; 7705 extern unsigned int wpa_trace_test_fail_after; 7706 char *pos; 7707 7708 wpa_trace_test_fail_after = atoi(cmd); 7709 pos = os_strchr(cmd, ':'); 7710 if (pos) { 7711 pos++; 7712 os_strlcpy(wpa_trace_test_fail_func, pos, 7713 sizeof(wpa_trace_test_fail_func)); 7714 } else { 7715 wpa_trace_test_fail_after = 0; 7716 } 7717 return 0; 7718 #else /* WPA_TRACE_BFD */ 7719 return -1; 7720 #endif /* WPA_TRACE_BFD */ 7721 } 7722 7723 7724 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s, 7725 char *buf, size_t buflen) 7726 { 7727 #ifdef WPA_TRACE_BFD 7728 extern char wpa_trace_test_fail_func[256]; 7729 extern unsigned int wpa_trace_test_fail_after; 7730 7731 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after, 7732 wpa_trace_test_fail_func); 7733 #else /* WPA_TRACE_BFD */ 7734 return -1; 7735 #endif /* WPA_TRACE_BFD */ 7736 } 7737 7738 #endif /* CONFIG_TESTING_OPTIONS */ 7739 7740 7741 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s) 7742 { 7743 unsigned int i; 7744 char buf[30]; 7745 7746 wpa_printf(MSG_DEBUG, "Update vendor elements"); 7747 7748 for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) { 7749 if (wpa_s->vendor_elem[i]) { 7750 int res; 7751 7752 res = os_snprintf(buf, sizeof(buf), "frame[%u]", i); 7753 if (!os_snprintf_error(sizeof(buf), res)) { 7754 wpa_hexdump_buf(MSG_DEBUG, buf, 7755 wpa_s->vendor_elem[i]); 7756 } 7757 } 7758 } 7759 7760 #ifdef CONFIG_P2P 7761 if (wpa_s->parent == wpa_s && 7762 wpa_s->global->p2p && 7763 !wpa_s->global->p2p_disabled) 7764 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem); 7765 #endif /* CONFIG_P2P */ 7766 } 7767 7768 7769 static struct wpa_supplicant * 7770 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s, 7771 enum wpa_vendor_elem_frame frame) 7772 { 7773 switch (frame) { 7774 #ifdef CONFIG_P2P 7775 case VENDOR_ELEM_PROBE_REQ_P2P: 7776 case VENDOR_ELEM_PROBE_RESP_P2P: 7777 case VENDOR_ELEM_PROBE_RESP_P2P_GO: 7778 case VENDOR_ELEM_BEACON_P2P_GO: 7779 case VENDOR_ELEM_P2P_PD_REQ: 7780 case VENDOR_ELEM_P2P_PD_RESP: 7781 case VENDOR_ELEM_P2P_GO_NEG_REQ: 7782 case VENDOR_ELEM_P2P_GO_NEG_RESP: 7783 case VENDOR_ELEM_P2P_GO_NEG_CONF: 7784 case VENDOR_ELEM_P2P_INV_REQ: 7785 case VENDOR_ELEM_P2P_INV_RESP: 7786 case VENDOR_ELEM_P2P_ASSOC_REQ: 7787 return wpa_s->parent; 7788 #endif /* CONFIG_P2P */ 7789 default: 7790 return wpa_s; 7791 } 7792 } 7793 7794 7795 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd) 7796 { 7797 char *pos = cmd; 7798 int frame; 7799 size_t len; 7800 struct wpabuf *buf; 7801 struct ieee802_11_elems elems; 7802 7803 frame = atoi(pos); 7804 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES) 7805 return -1; 7806 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame); 7807 7808 pos = os_strchr(pos, ' '); 7809 if (pos == NULL) 7810 return -1; 7811 pos++; 7812 7813 len = os_strlen(pos); 7814 if (len == 0) 7815 return 0; 7816 if (len & 1) 7817 return -1; 7818 len /= 2; 7819 7820 buf = wpabuf_alloc(len); 7821 if (buf == NULL) 7822 return -1; 7823 7824 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) { 7825 wpabuf_free(buf); 7826 return -1; 7827 } 7828 7829 if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) == 7830 ParseFailed) { 7831 wpabuf_free(buf); 7832 return -1; 7833 } 7834 7835 if (wpa_s->vendor_elem[frame] == NULL) { 7836 wpa_s->vendor_elem[frame] = buf; 7837 wpas_ctrl_vendor_elem_update(wpa_s); 7838 return 0; 7839 } 7840 7841 if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) { 7842 wpabuf_free(buf); 7843 return -1; 7844 } 7845 7846 wpabuf_put_buf(wpa_s->vendor_elem[frame], buf); 7847 wpabuf_free(buf); 7848 wpas_ctrl_vendor_elem_update(wpa_s); 7849 7850 return 0; 7851 } 7852 7853 7854 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd, 7855 char *buf, size_t buflen) 7856 { 7857 int frame = atoi(cmd); 7858 7859 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES) 7860 return -1; 7861 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame); 7862 7863 if (wpa_s->vendor_elem[frame] == NULL) 7864 return 0; 7865 7866 return wpa_snprintf_hex(buf, buflen, 7867 wpabuf_head_u8(wpa_s->vendor_elem[frame]), 7868 wpabuf_len(wpa_s->vendor_elem[frame])); 7869 } 7870 7871 7872 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd) 7873 { 7874 char *pos = cmd; 7875 int frame; 7876 size_t len; 7877 u8 *buf; 7878 struct ieee802_11_elems elems; 7879 u8 *ie, *end; 7880 7881 frame = atoi(pos); 7882 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES) 7883 return -1; 7884 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame); 7885 7886 pos = os_strchr(pos, ' '); 7887 if (pos == NULL) 7888 return -1; 7889 pos++; 7890 7891 if (*pos == '*') { 7892 wpabuf_free(wpa_s->vendor_elem[frame]); 7893 wpa_s->vendor_elem[frame] = NULL; 7894 wpas_ctrl_vendor_elem_update(wpa_s); 7895 return 0; 7896 } 7897 7898 if (wpa_s->vendor_elem[frame] == NULL) 7899 return -1; 7900 7901 len = os_strlen(pos); 7902 if (len == 0) 7903 return 0; 7904 if (len & 1) 7905 return -1; 7906 len /= 2; 7907 7908 buf = os_malloc(len); 7909 if (buf == NULL) 7910 return -1; 7911 7912 if (hexstr2bin(pos, buf, len) < 0) { 7913 os_free(buf); 7914 return -1; 7915 } 7916 7917 if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) { 7918 os_free(buf); 7919 return -1; 7920 } 7921 7922 ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]); 7923 end = ie + wpabuf_len(wpa_s->vendor_elem[frame]); 7924 7925 for (; ie + 1 < end; ie += 2 + ie[1]) { 7926 if (ie + len > end) 7927 break; 7928 if (os_memcmp(ie, buf, len) != 0) 7929 continue; 7930 7931 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) { 7932 wpabuf_free(wpa_s->vendor_elem[frame]); 7933 wpa_s->vendor_elem[frame] = NULL; 7934 } else { 7935 os_memmove(ie, ie + len, 7936 end - (ie + len)); 7937 wpa_s->vendor_elem[frame]->used -= len; 7938 } 7939 os_free(buf); 7940 wpas_ctrl_vendor_elem_update(wpa_s); 7941 return 0; 7942 } 7943 7944 os_free(buf); 7945 7946 return -1; 7947 } 7948 7949 7950 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep) 7951 { 7952 struct wpa_supplicant *wpa_s = ctx; 7953 7954 if (neighbor_rep) { 7955 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED 7956 "length=%u", 7957 (unsigned int) wpabuf_len(neighbor_rep)); 7958 wpabuf_free(neighbor_rep); 7959 } else { 7960 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED); 7961 } 7962 } 7963 7964 7965 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s, 7966 char *cmd) 7967 { 7968 struct wpa_ssid ssid; 7969 struct wpa_ssid *ssid_p = NULL; 7970 int ret = 0; 7971 7972 if (os_strncmp(cmd, " ssid=", 6) == 0) { 7973 ssid.ssid_len = os_strlen(cmd + 6); 7974 if (ssid.ssid_len > SSID_MAX_LEN) 7975 return -1; 7976 ssid.ssid = (u8 *) (cmd + 6); 7977 ssid_p = &ssid; 7978 } 7979 7980 ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, 7981 wpas_ctrl_neighbor_rep_cb, 7982 wpa_s); 7983 7984 return ret; 7985 } 7986 7987 7988 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s) 7989 { 7990 eapol_sm_erp_flush(wpa_s->eapol); 7991 return 0; 7992 } 7993 7994 7995 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s, 7996 char *cmd) 7997 { 7998 char *token, *context = NULL; 7999 unsigned int enable = ~0, type = 0; 8000 u8 _addr[ETH_ALEN], _mask[ETH_ALEN]; 8001 u8 *addr = NULL, *mask = NULL; 8002 8003 while ((token = str_token(cmd, " ", &context))) { 8004 if (os_strcasecmp(token, "scan") == 0) { 8005 type |= MAC_ADDR_RAND_SCAN; 8006 } else if (os_strcasecmp(token, "sched") == 0) { 8007 type |= MAC_ADDR_RAND_SCHED_SCAN; 8008 } else if (os_strcasecmp(token, "pno") == 0) { 8009 type |= MAC_ADDR_RAND_PNO; 8010 } else if (os_strcasecmp(token, "all") == 0) { 8011 type = wpa_s->mac_addr_rand_supported; 8012 } else if (os_strncasecmp(token, "enable=", 7) == 0) { 8013 enable = atoi(token + 7); 8014 } else if (os_strncasecmp(token, "addr=", 5) == 0) { 8015 addr = _addr; 8016 if (hwaddr_aton(token + 5, addr)) { 8017 wpa_printf(MSG_INFO, 8018 "CTRL: Invalid MAC address: %s", 8019 token); 8020 return -1; 8021 } 8022 } else if (os_strncasecmp(token, "mask=", 5) == 0) { 8023 mask = _mask; 8024 if (hwaddr_aton(token + 5, mask)) { 8025 wpa_printf(MSG_INFO, 8026 "CTRL: Invalid MAC address mask: %s", 8027 token); 8028 return -1; 8029 } 8030 } else { 8031 wpa_printf(MSG_INFO, 8032 "CTRL: Invalid MAC_RAND_SCAN parameter: %s", 8033 token); 8034 return -1; 8035 } 8036 } 8037 8038 if (!type) { 8039 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified"); 8040 return -1; 8041 } 8042 8043 if ((wpa_s->mac_addr_rand_supported & type) != type) { 8044 wpa_printf(MSG_INFO, 8045 "CTRL: MAC_RAND_SCAN types=%u != supported=%u", 8046 type, wpa_s->mac_addr_rand_supported); 8047 return -1; 8048 } 8049 8050 if (enable > 1) { 8051 wpa_printf(MSG_INFO, 8052 "CTRL: MAC_RAND_SCAN enable=<0/1> not specified"); 8053 return -1; 8054 } 8055 8056 if (!enable) { 8057 wpas_mac_addr_rand_scan_clear(wpa_s, type); 8058 if (wpa_s->pno) { 8059 if (type & MAC_ADDR_RAND_PNO) { 8060 wpas_stop_pno(wpa_s); 8061 wpas_start_pno(wpa_s); 8062 } 8063 } else if (wpa_s->sched_scanning && 8064 (type & MAC_ADDR_RAND_SCHED_SCAN)) { 8065 /* simulate timeout to restart the sched scan */ 8066 wpa_s->sched_scan_timed_out = 1; 8067 wpa_s->prev_sched_ssid = NULL; 8068 wpa_supplicant_cancel_sched_scan(wpa_s); 8069 } 8070 return 0; 8071 } 8072 8073 if ((addr && !mask) || (!addr && mask)) { 8074 wpa_printf(MSG_INFO, 8075 "CTRL: MAC_RAND_SCAN invalid addr/mask combination"); 8076 return -1; 8077 } 8078 8079 if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) { 8080 wpa_printf(MSG_INFO, 8081 "CTRL: MAC_RAND_SCAN cannot allow multicast address"); 8082 return -1; 8083 } 8084 8085 if (type & MAC_ADDR_RAND_SCAN) { 8086 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN, 8087 addr, mask); 8088 } 8089 8090 if (type & MAC_ADDR_RAND_SCHED_SCAN) { 8091 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN, 8092 addr, mask); 8093 8094 if (wpa_s->sched_scanning && !wpa_s->pno) { 8095 /* simulate timeout to restart the sched scan */ 8096 wpa_s->sched_scan_timed_out = 1; 8097 wpa_s->prev_sched_ssid = NULL; 8098 wpa_supplicant_cancel_sched_scan(wpa_s); 8099 } 8100 } 8101 8102 if (type & MAC_ADDR_RAND_PNO) { 8103 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO, 8104 addr, mask); 8105 if (wpa_s->pno) { 8106 wpas_stop_pno(wpa_s); 8107 wpas_start_pno(wpa_s); 8108 } 8109 } 8110 8111 return 0; 8112 } 8113 8114 8115 static int wpas_ctrl_cmd_debug_level(const char *cmd) 8116 { 8117 if (os_strcmp(cmd, "PING") == 0 || 8118 os_strncmp(cmd, "BSS ", 4) == 0 || 8119 os_strncmp(cmd, "GET_NETWORK ", 12) == 0 || 8120 os_strncmp(cmd, "STATUS", 6) == 0 || 8121 os_strncmp(cmd, "STA ", 4) == 0 || 8122 os_strncmp(cmd, "STA-", 4) == 0) 8123 return MSG_EXCESSIVE; 8124 return MSG_DEBUG; 8125 } 8126 8127 8128 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s, 8129 char *buf, size_t *resp_len) 8130 { 8131 char *reply; 8132 const int reply_size = 4096; 8133 int reply_len; 8134 8135 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 || 8136 os_strncmp(buf, "SET_NETWORK ", 12) == 0) { 8137 if (wpa_debug_show_keys) 8138 wpa_dbg(wpa_s, MSG_DEBUG, 8139 "Control interface command '%s'", buf); 8140 else 8141 wpa_dbg(wpa_s, MSG_DEBUG, 8142 "Control interface command '%s [REMOVED]'", 8143 os_strncmp(buf, WPA_CTRL_RSP, 8144 os_strlen(WPA_CTRL_RSP)) == 0 ? 8145 WPA_CTRL_RSP : "SET_NETWORK"); 8146 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 || 8147 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) { 8148 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface", 8149 (const u8 *) buf, os_strlen(buf)); 8150 } else { 8151 int level = wpas_ctrl_cmd_debug_level(buf); 8152 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf); 8153 } 8154 8155 reply = os_malloc(reply_size); 8156 if (reply == NULL) { 8157 *resp_len = 1; 8158 return NULL; 8159 } 8160 8161 os_memcpy(reply, "OK\n", 3); 8162 reply_len = 3; 8163 8164 if (os_strcmp(buf, "PING") == 0) { 8165 os_memcpy(reply, "PONG\n", 5); 8166 reply_len = 5; 8167 } else if (os_strcmp(buf, "IFNAME") == 0) { 8168 reply_len = os_strlen(wpa_s->ifname); 8169 os_memcpy(reply, wpa_s->ifname, reply_len); 8170 } else if (os_strncmp(buf, "RELOG", 5) == 0) { 8171 if (wpa_debug_reopen_file() < 0) 8172 reply_len = -1; 8173 } else if (os_strncmp(buf, "NOTE ", 5) == 0) { 8174 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5); 8175 } else if (os_strcmp(buf, "MIB") == 0) { 8176 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size); 8177 if (reply_len >= 0) { 8178 reply_len += eapol_sm_get_mib(wpa_s->eapol, 8179 reply + reply_len, 8180 reply_size - reply_len); 8181 } 8182 } else if (os_strncmp(buf, "STATUS", 6) == 0) { 8183 reply_len = wpa_supplicant_ctrl_iface_status( 8184 wpa_s, buf + 6, reply, reply_size); 8185 } else if (os_strcmp(buf, "PMKSA") == 0) { 8186 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply, 8187 reply_size); 8188 } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) { 8189 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL); 8190 } else if (os_strncmp(buf, "SET ", 4) == 0) { 8191 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4)) 8192 reply_len = -1; 8193 } else if (os_strncmp(buf, "DUMP", 4) == 0) { 8194 reply_len = wpa_config_dump_values(wpa_s->conf, 8195 reply, reply_size); 8196 } else if (os_strncmp(buf, "GET ", 4) == 0) { 8197 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4, 8198 reply, reply_size); 8199 } else if (os_strcmp(buf, "LOGON") == 0) { 8200 eapol_sm_notify_logoff(wpa_s->eapol, FALSE); 8201 } else if (os_strcmp(buf, "LOGOFF") == 0) { 8202 eapol_sm_notify_logoff(wpa_s->eapol, TRUE); 8203 } else if (os_strcmp(buf, "REASSOCIATE") == 0) { 8204 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) 8205 reply_len = -1; 8206 else 8207 wpas_request_connection(wpa_s); 8208 } else if (os_strcmp(buf, "REATTACH") == 0) { 8209 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED || 8210 !wpa_s->current_ssid) 8211 reply_len = -1; 8212 else { 8213 wpa_s->reattach = 1; 8214 wpas_request_connection(wpa_s); 8215 } 8216 } else if (os_strcmp(buf, "RECONNECT") == 0) { 8217 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) 8218 reply_len = -1; 8219 else if (wpa_s->disconnected) 8220 wpas_request_connection(wpa_s); 8221 #ifdef IEEE8021X_EAPOL 8222 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) { 8223 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8)) 8224 reply_len = -1; 8225 #endif /* IEEE8021X_EAPOL */ 8226 #ifdef CONFIG_PEERKEY 8227 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) { 8228 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9)) 8229 reply_len = -1; 8230 #endif /* CONFIG_PEERKEY */ 8231 #ifdef CONFIG_IEEE80211R 8232 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) { 8233 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6)) 8234 reply_len = -1; 8235 #endif /* CONFIG_IEEE80211R */ 8236 #ifdef CONFIG_WPS 8237 } else if (os_strcmp(buf, "WPS_PBC") == 0) { 8238 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL); 8239 if (res == -2) { 8240 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17); 8241 reply_len = 17; 8242 } else if (res) 8243 reply_len = -1; 8244 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) { 8245 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8); 8246 if (res == -2) { 8247 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17); 8248 reply_len = 17; 8249 } else if (res) 8250 reply_len = -1; 8251 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) { 8252 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8, 8253 reply, 8254 reply_size); 8255 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) { 8256 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin( 8257 wpa_s, buf + 14, reply, reply_size); 8258 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) { 8259 if (wpas_wps_cancel(wpa_s)) 8260 reply_len = -1; 8261 #ifdef CONFIG_WPS_NFC 8262 } else if (os_strcmp(buf, "WPS_NFC") == 0) { 8263 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL)) 8264 reply_len = -1; 8265 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) { 8266 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8)) 8267 reply_len = -1; 8268 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) { 8269 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token( 8270 wpa_s, buf + 21, reply, reply_size); 8271 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) { 8272 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token( 8273 wpa_s, buf + 14, reply, reply_size); 8274 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) { 8275 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s, 8276 buf + 17)) 8277 reply_len = -1; 8278 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) { 8279 reply_len = wpas_ctrl_nfc_get_handover_req( 8280 wpa_s, buf + 21, reply, reply_size); 8281 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) { 8282 reply_len = wpas_ctrl_nfc_get_handover_sel( 8283 wpa_s, buf + 21, reply, reply_size); 8284 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) { 8285 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20)) 8286 reply_len = -1; 8287 #endif /* CONFIG_WPS_NFC */ 8288 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) { 8289 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8)) 8290 reply_len = -1; 8291 #ifdef CONFIG_AP 8292 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) { 8293 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin( 8294 wpa_s, buf + 11, reply, reply_size); 8295 #endif /* CONFIG_AP */ 8296 #ifdef CONFIG_WPS_ER 8297 } else if (os_strcmp(buf, "WPS_ER_START") == 0) { 8298 if (wpas_wps_er_start(wpa_s, NULL)) 8299 reply_len = -1; 8300 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) { 8301 if (wpas_wps_er_start(wpa_s, buf + 13)) 8302 reply_len = -1; 8303 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) { 8304 wpas_wps_er_stop(wpa_s); 8305 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) { 8306 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11)) 8307 reply_len = -1; 8308 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) { 8309 int ret = wpas_wps_er_pbc(wpa_s, buf + 11); 8310 if (ret == -2) { 8311 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17); 8312 reply_len = 17; 8313 } else if (ret == -3) { 8314 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18); 8315 reply_len = 18; 8316 } else if (ret == -4) { 8317 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20); 8318 reply_len = 20; 8319 } else if (ret) 8320 reply_len = -1; 8321 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) { 8322 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13)) 8323 reply_len = -1; 8324 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) { 8325 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s, 8326 buf + 18)) 8327 reply_len = -1; 8328 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) { 8329 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14)) 8330 reply_len = -1; 8331 #ifdef CONFIG_WPS_NFC 8332 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) { 8333 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token( 8334 wpa_s, buf + 24, reply, reply_size); 8335 #endif /* CONFIG_WPS_NFC */ 8336 #endif /* CONFIG_WPS_ER */ 8337 #endif /* CONFIG_WPS */ 8338 #ifdef CONFIG_IBSS_RSN 8339 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) { 8340 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9)) 8341 reply_len = -1; 8342 #endif /* CONFIG_IBSS_RSN */ 8343 #ifdef CONFIG_MESH 8344 } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) { 8345 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add( 8346 wpa_s, buf + 19, reply, reply_size); 8347 } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) { 8348 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add( 8349 wpa_s, "", reply, reply_size); 8350 } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) { 8351 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15)) 8352 reply_len = -1; 8353 } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) { 8354 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s, 8355 buf + 18)) 8356 reply_len = -1; 8357 #endif /* CONFIG_MESH */ 8358 #ifdef CONFIG_P2P 8359 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) { 8360 if (p2p_ctrl_find(wpa_s, buf + 8)) 8361 reply_len = -1; 8362 } else if (os_strcmp(buf, "P2P_FIND") == 0) { 8363 if (p2p_ctrl_find(wpa_s, "")) 8364 reply_len = -1; 8365 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) { 8366 wpas_p2p_stop_find(wpa_s); 8367 } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) { 8368 if (p2p_ctrl_asp_provision(wpa_s, buf + 18)) 8369 reply_len = -1; 8370 } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) { 8371 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23)) 8372 reply_len = -1; 8373 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) { 8374 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply, 8375 reply_size); 8376 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) { 8377 if (p2p_ctrl_listen(wpa_s, buf + 11)) 8378 reply_len = -1; 8379 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) { 8380 if (p2p_ctrl_listen(wpa_s, "")) 8381 reply_len = -1; 8382 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) { 8383 if (wpas_p2p_group_remove(wpa_s, buf + 17)) 8384 reply_len = -1; 8385 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) { 8386 if (p2p_ctrl_group_add(wpa_s, "")) 8387 reply_len = -1; 8388 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) { 8389 if (p2p_ctrl_group_add(wpa_s, buf + 14)) 8390 reply_len = -1; 8391 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) { 8392 if (p2p_ctrl_prov_disc(wpa_s, buf + 14)) 8393 reply_len = -1; 8394 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) { 8395 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size); 8396 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) { 8397 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply, 8398 reply_size); 8399 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) { 8400 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0) 8401 reply_len = -1; 8402 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) { 8403 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0) 8404 reply_len = -1; 8405 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) { 8406 wpas_p2p_sd_service_update(wpa_s); 8407 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) { 8408 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0) 8409 reply_len = -1; 8410 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) { 8411 wpas_p2p_service_flush(wpa_s); 8412 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) { 8413 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0) 8414 reply_len = -1; 8415 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) { 8416 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0) 8417 reply_len = -1; 8418 } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) { 8419 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0) 8420 reply_len = -1; 8421 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) { 8422 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0) 8423 reply_len = -1; 8424 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) { 8425 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0) 8426 reply_len = -1; 8427 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) { 8428 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply, 8429 reply_size); 8430 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) { 8431 if (p2p_ctrl_set(wpa_s, buf + 8) < 0) 8432 reply_len = -1; 8433 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) { 8434 p2p_ctrl_flush(wpa_s); 8435 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) { 8436 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0) 8437 reply_len = -1; 8438 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) { 8439 if (wpas_p2p_cancel(wpa_s)) 8440 reply_len = -1; 8441 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) { 8442 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0) 8443 reply_len = -1; 8444 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) { 8445 if (p2p_ctrl_presence_req(wpa_s, "") < 0) 8446 reply_len = -1; 8447 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) { 8448 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0) 8449 reply_len = -1; 8450 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) { 8451 if (p2p_ctrl_ext_listen(wpa_s, "") < 0) 8452 reply_len = -1; 8453 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) { 8454 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0) 8455 reply_len = -1; 8456 #endif /* CONFIG_P2P */ 8457 #ifdef CONFIG_WIFI_DISPLAY 8458 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) { 8459 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0) 8460 reply_len = -1; 8461 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) { 8462 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16, 8463 reply, reply_size); 8464 #endif /* CONFIG_WIFI_DISPLAY */ 8465 #ifdef CONFIG_INTERWORKING 8466 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) { 8467 if (interworking_fetch_anqp(wpa_s) < 0) 8468 reply_len = -1; 8469 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) { 8470 interworking_stop_fetch_anqp(wpa_s); 8471 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) { 8472 if (ctrl_interworking_select(wpa_s, NULL) < 0) 8473 reply_len = -1; 8474 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) { 8475 if (ctrl_interworking_select(wpa_s, buf + 20) < 0) 8476 reply_len = -1; 8477 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) { 8478 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0) 8479 reply_len = -1; 8480 } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) { 8481 int id; 8482 8483 id = ctrl_interworking_connect(wpa_s, buf + 25, 1); 8484 if (id < 0) 8485 reply_len = -1; 8486 else { 8487 reply_len = os_snprintf(reply, reply_size, "%d\n", id); 8488 if (os_snprintf_error(reply_size, reply_len)) 8489 reply_len = -1; 8490 } 8491 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) { 8492 if (get_anqp(wpa_s, buf + 9) < 0) 8493 reply_len = -1; 8494 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) { 8495 if (gas_request(wpa_s, buf + 12) < 0) 8496 reply_len = -1; 8497 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) { 8498 reply_len = gas_response_get(wpa_s, buf + 17, reply, 8499 reply_size); 8500 #endif /* CONFIG_INTERWORKING */ 8501 #ifdef CONFIG_HS20 8502 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) { 8503 if (get_hs20_anqp(wpa_s, buf + 14) < 0) 8504 reply_len = -1; 8505 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) { 8506 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0) 8507 reply_len = -1; 8508 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) { 8509 if (hs20_icon_request(wpa_s, buf + 18) < 0) 8510 reply_len = -1; 8511 } else if (os_strcmp(buf, "FETCH_OSU") == 0) { 8512 if (hs20_fetch_osu(wpa_s) < 0) 8513 reply_len = -1; 8514 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) { 8515 hs20_cancel_fetch_osu(wpa_s); 8516 #endif /* CONFIG_HS20 */ 8517 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0) 8518 { 8519 if (wpa_supplicant_ctrl_iface_ctrl_rsp( 8520 wpa_s, buf + os_strlen(WPA_CTRL_RSP))) 8521 reply_len = -1; 8522 else { 8523 /* 8524 * Notify response from timeout to allow the control 8525 * interface response to be sent first. 8526 */ 8527 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response, 8528 wpa_s, NULL); 8529 } 8530 } else if (os_strcmp(buf, "RECONFIGURE") == 0) { 8531 if (wpa_supplicant_reload_configuration(wpa_s)) 8532 reply_len = -1; 8533 } else if (os_strcmp(buf, "TERMINATE") == 0) { 8534 wpa_supplicant_terminate_proc(wpa_s->global); 8535 } else if (os_strncmp(buf, "BSSID ", 6) == 0) { 8536 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6)) 8537 reply_len = -1; 8538 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) { 8539 reply_len = wpa_supplicant_ctrl_iface_blacklist( 8540 wpa_s, buf + 9, reply, reply_size); 8541 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) { 8542 reply_len = wpa_supplicant_ctrl_iface_log_level( 8543 wpa_s, buf + 9, reply, reply_size); 8544 } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) { 8545 reply_len = wpa_supplicant_ctrl_iface_list_networks( 8546 wpa_s, buf + 14, reply, reply_size); 8547 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) { 8548 reply_len = wpa_supplicant_ctrl_iface_list_networks( 8549 wpa_s, NULL, reply, reply_size); 8550 } else if (os_strcmp(buf, "DISCONNECT") == 0) { 8551 #ifdef CONFIG_SME 8552 wpa_s->sme.prev_bssid_set = 0; 8553 #endif /* CONFIG_SME */ 8554 wpa_s->reassociate = 0; 8555 wpa_s->disconnected = 1; 8556 wpa_supplicant_cancel_sched_scan(wpa_s); 8557 wpa_supplicant_cancel_scan(wpa_s); 8558 wpa_supplicant_deauthenticate(wpa_s, 8559 WLAN_REASON_DEAUTH_LEAVING); 8560 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL); 8561 } else if (os_strcmp(buf, "SCAN") == 0) { 8562 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len); 8563 } else if (os_strncmp(buf, "SCAN ", 5) == 0) { 8564 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len); 8565 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) { 8566 reply_len = wpa_supplicant_ctrl_iface_scan_results( 8567 wpa_s, reply, reply_size); 8568 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) { 8569 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15)) 8570 reply_len = -1; 8571 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) { 8572 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15)) 8573 reply_len = -1; 8574 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) { 8575 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16)) 8576 reply_len = -1; 8577 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) { 8578 reply_len = wpa_supplicant_ctrl_iface_add_network( 8579 wpa_s, reply, reply_size); 8580 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) { 8581 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15)) 8582 reply_len = -1; 8583 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) { 8584 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12)) 8585 reply_len = -1; 8586 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) { 8587 reply_len = wpa_supplicant_ctrl_iface_get_network( 8588 wpa_s, buf + 12, reply, reply_size); 8589 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) { 8590 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12, 8591 wpa_s)) 8592 reply_len = -1; 8593 } else if (os_strcmp(buf, "LIST_CREDS") == 0) { 8594 reply_len = wpa_supplicant_ctrl_iface_list_creds( 8595 wpa_s, reply, reply_size); 8596 } else if (os_strcmp(buf, "ADD_CRED") == 0) { 8597 reply_len = wpa_supplicant_ctrl_iface_add_cred( 8598 wpa_s, reply, reply_size); 8599 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) { 8600 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12)) 8601 reply_len = -1; 8602 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) { 8603 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9)) 8604 reply_len = -1; 8605 } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) { 8606 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9, 8607 reply, 8608 reply_size); 8609 #ifndef CONFIG_NO_CONFIG_WRITE 8610 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) { 8611 if (wpa_supplicant_ctrl_iface_save_config(wpa_s)) 8612 reply_len = -1; 8613 #endif /* CONFIG_NO_CONFIG_WRITE */ 8614 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) { 8615 reply_len = wpa_supplicant_ctrl_iface_get_capability( 8616 wpa_s, buf + 15, reply, reply_size); 8617 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) { 8618 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8)) 8619 reply_len = -1; 8620 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) { 8621 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14)) 8622 reply_len = -1; 8623 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) { 8624 reply_len = wpa_supplicant_global_iface_list( 8625 wpa_s->global, reply, reply_size); 8626 } else if (os_strcmp(buf, "INTERFACES") == 0) { 8627 reply_len = wpa_supplicant_global_iface_interfaces( 8628 wpa_s->global, reply, reply_size); 8629 } else if (os_strncmp(buf, "BSS ", 4) == 0) { 8630 reply_len = wpa_supplicant_ctrl_iface_bss( 8631 wpa_s, buf + 4, reply, reply_size); 8632 #ifdef CONFIG_AP 8633 } else if (os_strcmp(buf, "STA-FIRST") == 0) { 8634 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size); 8635 } else if (os_strncmp(buf, "STA ", 4) == 0) { 8636 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply, 8637 reply_size); 8638 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) { 8639 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply, 8640 reply_size); 8641 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) { 8642 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15)) 8643 reply_len = -1; 8644 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) { 8645 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13)) 8646 reply_len = -1; 8647 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) { 8648 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12)) 8649 reply_len = -1; 8650 } else if (os_strcmp(buf, "STOP_AP") == 0) { 8651 if (wpas_ap_stop_ap(wpa_s)) 8652 reply_len = -1; 8653 #endif /* CONFIG_AP */ 8654 } else if (os_strcmp(buf, "SUSPEND") == 0) { 8655 wpas_notify_suspend(wpa_s->global); 8656 } else if (os_strcmp(buf, "RESUME") == 0) { 8657 wpas_notify_resume(wpa_s->global); 8658 #ifdef CONFIG_TESTING_OPTIONS 8659 } else if (os_strcmp(buf, "DROP_SA") == 0) { 8660 wpa_supplicant_ctrl_iface_drop_sa(wpa_s); 8661 #endif /* CONFIG_TESTING_OPTIONS */ 8662 } else if (os_strncmp(buf, "ROAM ", 5) == 0) { 8663 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5)) 8664 reply_len = -1; 8665 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) { 8666 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0; 8667 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) { 8668 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15)) 8669 reply_len = -1; 8670 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) { 8671 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s, 8672 buf + 17)) 8673 reply_len = -1; 8674 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) { 8675 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10); 8676 #ifdef CONFIG_TDLS 8677 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) { 8678 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14)) 8679 reply_len = -1; 8680 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) { 8681 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11)) 8682 reply_len = -1; 8683 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) { 8684 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14)) 8685 reply_len = -1; 8686 } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) { 8687 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s, 8688 buf + 17)) 8689 reply_len = -1; 8690 } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) { 8691 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s, 8692 buf + 24)) 8693 reply_len = -1; 8694 } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) { 8695 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status( 8696 wpa_s, buf + 17, reply, reply_size); 8697 #endif /* CONFIG_TDLS */ 8698 } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) { 8699 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size); 8700 } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) { 8701 if (wmm_ac_ctrl_addts(wpa_s, buf + 13)) 8702 reply_len = -1; 8703 } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) { 8704 if (wmm_ac_ctrl_delts(wpa_s, buf + 13)) 8705 reply_len = -1; 8706 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) { 8707 reply_len = wpa_supplicant_signal_poll(wpa_s, reply, 8708 reply_size); 8709 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) { 8710 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply, 8711 reply_size); 8712 #ifdef CONFIG_AUTOSCAN 8713 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) { 8714 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9)) 8715 reply_len = -1; 8716 #endif /* CONFIG_AUTOSCAN */ 8717 #ifdef ANDROID 8718 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) { 8719 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply, 8720 reply_size); 8721 #endif /* ANDROID */ 8722 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) { 8723 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply, 8724 reply_size); 8725 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) { 8726 pmksa_cache_clear_current(wpa_s->wpa); 8727 eapol_sm_request_reauth(wpa_s->eapol); 8728 #ifdef CONFIG_WNM 8729 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) { 8730 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10)) 8731 reply_len = -1; 8732 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) { 8733 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14)) 8734 reply_len = -1; 8735 #endif /* CONFIG_WNM */ 8736 } else if (os_strcmp(buf, "FLUSH") == 0) { 8737 wpa_supplicant_ctrl_iface_flush(wpa_s); 8738 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) { 8739 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply, 8740 reply_size); 8741 #ifdef CONFIG_TESTING_OPTIONS 8742 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) { 8743 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0) 8744 reply_len = -1; 8745 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) { 8746 wpas_ctrl_iface_mgmt_tx_done(wpa_s); 8747 } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) { 8748 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0) 8749 reply_len = -1; 8750 } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) { 8751 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0) 8752 reply_len = -1; 8753 } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) { 8754 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0) 8755 reply_len = -1; 8756 } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) { 8757 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0) 8758 reply_len = -1; 8759 } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) { 8760 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0) 8761 reply_len = -1; 8762 } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) { 8763 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0) 8764 reply_len = -1; 8765 } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) { 8766 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size); 8767 } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) { 8768 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0) 8769 reply_len = -1; 8770 } else if (os_strcmp(buf, "GET_FAIL") == 0) { 8771 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size); 8772 #endif /* CONFIG_TESTING_OPTIONS */ 8773 } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) { 8774 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0) 8775 reply_len = -1; 8776 } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) { 8777 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply, 8778 reply_size); 8779 } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) { 8780 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0) 8781 reply_len = -1; 8782 } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) { 8783 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20)) 8784 reply_len = -1; 8785 } else if (os_strcmp(buf, "ERP_FLUSH") == 0) { 8786 wpas_ctrl_iface_erp_flush(wpa_s); 8787 } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) { 8788 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14)) 8789 reply_len = -1; 8790 } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) { 8791 reply_len = wpas_ctrl_iface_get_pref_freq_list( 8792 wpa_s, buf + 19, reply, reply_size); 8793 } else { 8794 os_memcpy(reply, "UNKNOWN COMMAND\n", 16); 8795 reply_len = 16; 8796 } 8797 8798 if (reply_len < 0) { 8799 os_memcpy(reply, "FAIL\n", 5); 8800 reply_len = 5; 8801 } 8802 8803 *resp_len = reply_len; 8804 return reply; 8805 } 8806 8807 8808 static int wpa_supplicant_global_iface_add(struct wpa_global *global, 8809 char *cmd) 8810 { 8811 struct wpa_interface iface; 8812 char *pos, *extra; 8813 struct wpa_supplicant *wpa_s; 8814 unsigned int create_iface = 0; 8815 u8 mac_addr[ETH_ALEN]; 8816 8817 /* 8818 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param> 8819 * TAB<bridge_ifname>[TAB<create>] 8820 */ 8821 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd); 8822 8823 os_memset(&iface, 0, sizeof(iface)); 8824 8825 do { 8826 iface.ifname = pos = cmd; 8827 pos = os_strchr(pos, '\t'); 8828 if (pos) 8829 *pos++ = '\0'; 8830 if (iface.ifname[0] == '\0') 8831 return -1; 8832 if (pos == NULL) 8833 break; 8834 8835 iface.confname = pos; 8836 pos = os_strchr(pos, '\t'); 8837 if (pos) 8838 *pos++ = '\0'; 8839 if (iface.confname[0] == '\0') 8840 iface.confname = NULL; 8841 if (pos == NULL) 8842 break; 8843 8844 iface.driver = pos; 8845 pos = os_strchr(pos, '\t'); 8846 if (pos) 8847 *pos++ = '\0'; 8848 if (iface.driver[0] == '\0') 8849 iface.driver = NULL; 8850 if (pos == NULL) 8851 break; 8852 8853 iface.ctrl_interface = pos; 8854 pos = os_strchr(pos, '\t'); 8855 if (pos) 8856 *pos++ = '\0'; 8857 if (iface.ctrl_interface[0] == '\0') 8858 iface.ctrl_interface = NULL; 8859 if (pos == NULL) 8860 break; 8861 8862 iface.driver_param = pos; 8863 pos = os_strchr(pos, '\t'); 8864 if (pos) 8865 *pos++ = '\0'; 8866 if (iface.driver_param[0] == '\0') 8867 iface.driver_param = NULL; 8868 if (pos == NULL) 8869 break; 8870 8871 iface.bridge_ifname = pos; 8872 pos = os_strchr(pos, '\t'); 8873 if (pos) 8874 *pos++ = '\0'; 8875 if (iface.bridge_ifname[0] == '\0') 8876 iface.bridge_ifname = NULL; 8877 if (pos == NULL) 8878 break; 8879 8880 extra = pos; 8881 pos = os_strchr(pos, '\t'); 8882 if (pos) 8883 *pos++ = '\0'; 8884 if (!extra[0]) 8885 break; 8886 8887 if (os_strcmp(extra, "create") == 0) 8888 create_iface = 1; 8889 else { 8890 wpa_printf(MSG_DEBUG, 8891 "INTERFACE_ADD unsupported extra parameter: '%s'", 8892 extra); 8893 return -1; 8894 } 8895 } while (0); 8896 8897 if (create_iface) { 8898 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'", 8899 iface.ifname); 8900 if (!global->ifaces) 8901 return -1; 8902 if (wpa_drv_if_add(global->ifaces, WPA_IF_STATION, iface.ifname, 8903 NULL, NULL, NULL, mac_addr, NULL) < 0) { 8904 wpa_printf(MSG_ERROR, 8905 "CTRL_IFACE interface creation failed"); 8906 return -1; 8907 } 8908 8909 wpa_printf(MSG_DEBUG, 8910 "CTRL_IFACE interface '%s' created with MAC addr: " 8911 MACSTR, iface.ifname, MAC2STR(mac_addr)); 8912 } 8913 8914 if (wpa_supplicant_get_iface(global, iface.ifname)) 8915 goto fail; 8916 8917 wpa_s = wpa_supplicant_add_iface(global, &iface, NULL); 8918 if (!wpa_s) 8919 goto fail; 8920 wpa_s->added_vif = create_iface; 8921 return 0; 8922 8923 fail: 8924 if (create_iface) 8925 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname); 8926 return -1; 8927 } 8928 8929 8930 static int wpa_supplicant_global_iface_remove(struct wpa_global *global, 8931 char *cmd) 8932 { 8933 struct wpa_supplicant *wpa_s; 8934 int ret; 8935 unsigned int delete_iface; 8936 8937 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd); 8938 8939 wpa_s = wpa_supplicant_get_iface(global, cmd); 8940 if (wpa_s == NULL) 8941 return -1; 8942 delete_iface = wpa_s->added_vif; 8943 ret = wpa_supplicant_remove_iface(global, wpa_s, 0); 8944 if (!ret && delete_iface) { 8945 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'", 8946 cmd); 8947 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd); 8948 } 8949 return ret; 8950 } 8951 8952 8953 static void wpa_free_iface_info(struct wpa_interface_info *iface) 8954 { 8955 struct wpa_interface_info *prev; 8956 8957 while (iface) { 8958 prev = iface; 8959 iface = iface->next; 8960 8961 os_free(prev->ifname); 8962 os_free(prev->desc); 8963 os_free(prev); 8964 } 8965 } 8966 8967 8968 static int wpa_supplicant_global_iface_list(struct wpa_global *global, 8969 char *buf, int len) 8970 { 8971 int i, res; 8972 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp; 8973 char *pos, *end; 8974 8975 for (i = 0; wpa_drivers[i]; i++) { 8976 const struct wpa_driver_ops *drv = wpa_drivers[i]; 8977 if (drv->get_interfaces == NULL) 8978 continue; 8979 tmp = drv->get_interfaces(global->drv_priv[i]); 8980 if (tmp == NULL) 8981 continue; 8982 8983 if (last == NULL) 8984 iface = last = tmp; 8985 else 8986 last->next = tmp; 8987 while (last->next) 8988 last = last->next; 8989 } 8990 8991 pos = buf; 8992 end = buf + len; 8993 for (tmp = iface; tmp; tmp = tmp->next) { 8994 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n", 8995 tmp->drv_name, tmp->ifname, 8996 tmp->desc ? tmp->desc : ""); 8997 if (os_snprintf_error(end - pos, res)) { 8998 *pos = '\0'; 8999 break; 9000 } 9001 pos += res; 9002 } 9003 9004 wpa_free_iface_info(iface); 9005 9006 return pos - buf; 9007 } 9008 9009 9010 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global, 9011 char *buf, int len) 9012 { 9013 int res; 9014 char *pos, *end; 9015 struct wpa_supplicant *wpa_s; 9016 9017 wpa_s = global->ifaces; 9018 pos = buf; 9019 end = buf + len; 9020 9021 while (wpa_s) { 9022 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname); 9023 if (os_snprintf_error(end - pos, res)) { 9024 *pos = '\0'; 9025 break; 9026 } 9027 pos += res; 9028 wpa_s = wpa_s->next; 9029 } 9030 return pos - buf; 9031 } 9032 9033 9034 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global, 9035 const char *ifname, 9036 char *cmd, size_t *resp_len) 9037 { 9038 struct wpa_supplicant *wpa_s; 9039 9040 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { 9041 if (os_strcmp(ifname, wpa_s->ifname) == 0) 9042 break; 9043 } 9044 9045 if (wpa_s == NULL) { 9046 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n"); 9047 if (resp) 9048 *resp_len = os_strlen(resp); 9049 else 9050 *resp_len = 1; 9051 return resp; 9052 } 9053 9054 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len); 9055 } 9056 9057 9058 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global, 9059 char *buf, size_t *resp_len) 9060 { 9061 #ifdef CONFIG_P2P 9062 static const char * cmd[] = { 9063 "LIST_NETWORKS", 9064 "P2P_FIND", 9065 "P2P_STOP_FIND", 9066 "P2P_LISTEN", 9067 "P2P_GROUP_ADD", 9068 "P2P_GET_PASSPHRASE", 9069 "P2P_SERVICE_UPDATE", 9070 "P2P_SERVICE_FLUSH", 9071 "P2P_FLUSH", 9072 "P2P_CANCEL", 9073 "P2P_PRESENCE_REQ", 9074 "P2P_EXT_LISTEN", 9075 NULL 9076 }; 9077 static const char * prefix[] = { 9078 #ifdef ANDROID 9079 "DRIVER ", 9080 #endif /* ANDROID */ 9081 "GET_NETWORK ", 9082 "REMOVE_NETWORK ", 9083 "P2P_FIND ", 9084 "P2P_CONNECT ", 9085 "P2P_LISTEN ", 9086 "P2P_GROUP_REMOVE ", 9087 "P2P_GROUP_ADD ", 9088 "P2P_PROV_DISC ", 9089 "P2P_SERV_DISC_REQ ", 9090 "P2P_SERV_DISC_CANCEL_REQ ", 9091 "P2P_SERV_DISC_RESP ", 9092 "P2P_SERV_DISC_EXTERNAL ", 9093 "P2P_SERVICE_ADD ", 9094 "P2P_SERVICE_DEL ", 9095 "P2P_SERVICE_REP ", 9096 "P2P_REJECT ", 9097 "P2P_INVITE ", 9098 "P2P_PEER ", 9099 "P2P_SET ", 9100 "P2P_UNAUTHORIZE ", 9101 "P2P_PRESENCE_REQ ", 9102 "P2P_EXT_LISTEN ", 9103 "P2P_REMOVE_CLIENT ", 9104 "WPS_NFC_TOKEN ", 9105 "WPS_NFC_TAG_READ ", 9106 "NFC_GET_HANDOVER_SEL ", 9107 "NFC_GET_HANDOVER_REQ ", 9108 "NFC_REPORT_HANDOVER ", 9109 "P2P_ASP_PROVISION ", 9110 "P2P_ASP_PROVISION_RESP ", 9111 NULL 9112 }; 9113 int found = 0; 9114 int i; 9115 9116 if (global->p2p_init_wpa_s == NULL) 9117 return NULL; 9118 9119 for (i = 0; !found && cmd[i]; i++) { 9120 if (os_strcmp(buf, cmd[i]) == 0) 9121 found = 1; 9122 } 9123 9124 for (i = 0; !found && prefix[i]; i++) { 9125 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0) 9126 found = 1; 9127 } 9128 9129 if (found) 9130 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s, 9131 buf, resp_len); 9132 #endif /* CONFIG_P2P */ 9133 return NULL; 9134 } 9135 9136 9137 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global, 9138 char *buf, size_t *resp_len) 9139 { 9140 #ifdef CONFIG_WIFI_DISPLAY 9141 if (global->p2p_init_wpa_s == NULL) 9142 return NULL; 9143 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 || 9144 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) 9145 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s, 9146 buf, resp_len); 9147 #endif /* CONFIG_WIFI_DISPLAY */ 9148 return NULL; 9149 } 9150 9151 9152 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global, 9153 char *buf, size_t *resp_len) 9154 { 9155 char *ret; 9156 9157 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len); 9158 if (ret) 9159 return ret; 9160 9161 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len); 9162 if (ret) 9163 return ret; 9164 9165 return NULL; 9166 } 9167 9168 9169 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd) 9170 { 9171 char *value; 9172 9173 value = os_strchr(cmd, ' '); 9174 if (value == NULL) 9175 return -1; 9176 *value++ = '\0'; 9177 9178 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value); 9179 9180 #ifdef CONFIG_WIFI_DISPLAY 9181 if (os_strcasecmp(cmd, "wifi_display") == 0) { 9182 wifi_display_enable(global, !!atoi(value)); 9183 return 0; 9184 } 9185 #endif /* CONFIG_WIFI_DISPLAY */ 9186 9187 /* Restore cmd to its original value to allow redirection */ 9188 value[-1] = ' '; 9189 9190 return -1; 9191 } 9192 9193 9194 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global, 9195 char *cmd) 9196 { 9197 struct wpa_supplicant *wpa_s[2]; /* src, dst */ 9198 char *p; 9199 unsigned int i; 9200 9201 /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id> 9202 * <variable name> */ 9203 9204 for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) { 9205 p = os_strchr(cmd, ' '); 9206 if (p == NULL) 9207 return -1; 9208 *p = '\0'; 9209 9210 wpa_s[i] = global->ifaces; 9211 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) { 9212 if (os_strcmp(cmd, wpa_s[i]->ifname) == 0) 9213 break; 9214 } 9215 9216 if (!wpa_s[i]) { 9217 wpa_printf(MSG_DEBUG, 9218 "CTRL_IFACE: Could not find iface=%s", cmd); 9219 return -1; 9220 } 9221 9222 cmd = p + 1; 9223 } 9224 9225 return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]); 9226 } 9227 9228 9229 #ifndef CONFIG_NO_CONFIG_WRITE 9230 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global) 9231 { 9232 int ret = 0, saved = 0; 9233 struct wpa_supplicant *wpa_s; 9234 9235 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { 9236 if (!wpa_s->conf->update_config) { 9237 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)"); 9238 continue; 9239 } 9240 9241 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) { 9242 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration"); 9243 ret = 1; 9244 } else { 9245 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated"); 9246 saved++; 9247 } 9248 } 9249 9250 if (!saved && !ret) { 9251 wpa_dbg(wpa_s, MSG_DEBUG, 9252 "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated"); 9253 ret = 1; 9254 } 9255 9256 return ret; 9257 } 9258 #endif /* CONFIG_NO_CONFIG_WRITE */ 9259 9260 9261 static int wpas_global_ctrl_iface_status(struct wpa_global *global, 9262 char *buf, size_t buflen) 9263 { 9264 char *pos, *end; 9265 int ret; 9266 struct wpa_supplicant *wpa_s; 9267 9268 pos = buf; 9269 end = buf + buflen; 9270 9271 #ifdef CONFIG_P2P 9272 if (global->p2p && !global->p2p_disabled) { 9273 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR 9274 "\n" 9275 "p2p_state=%s\n", 9276 MAC2STR(global->p2p_dev_addr), 9277 p2p_get_state_txt(global->p2p)); 9278 if (os_snprintf_error(end - pos, ret)) 9279 return pos - buf; 9280 pos += ret; 9281 } else if (global->p2p) { 9282 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n"); 9283 if (os_snprintf_error(end - pos, ret)) 9284 return pos - buf; 9285 pos += ret; 9286 } 9287 #endif /* CONFIG_P2P */ 9288 9289 #ifdef CONFIG_WIFI_DISPLAY 9290 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n", 9291 !!global->wifi_display); 9292 if (os_snprintf_error(end - pos, ret)) 9293 return pos - buf; 9294 pos += ret; 9295 #endif /* CONFIG_WIFI_DISPLAY */ 9296 9297 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { 9298 ret = os_snprintf(pos, end - pos, "ifname=%s\n" 9299 "address=" MACSTR "\n", 9300 wpa_s->ifname, MAC2STR(wpa_s->own_addr)); 9301 if (os_snprintf_error(end - pos, ret)) 9302 return pos - buf; 9303 pos += ret; 9304 } 9305 9306 return pos - buf; 9307 } 9308 9309 9310 #ifdef CONFIG_FST 9311 9312 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global, 9313 char *cmd, char *buf, 9314 size_t reply_size) 9315 { 9316 char ifname[IFNAMSIZ + 1]; 9317 struct fst_iface_cfg cfg; 9318 struct wpa_supplicant *wpa_s; 9319 struct fst_wpa_obj iface_obj; 9320 9321 if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) { 9322 wpa_s = wpa_supplicant_get_iface(global, ifname); 9323 if (wpa_s) { 9324 if (wpa_s->fst) { 9325 wpa_printf(MSG_INFO, "FST: Already attached"); 9326 return -1; 9327 } 9328 fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj); 9329 wpa_s->fst = fst_attach(ifname, wpa_s->own_addr, 9330 &iface_obj, &cfg); 9331 if (wpa_s->fst) 9332 return os_snprintf(buf, reply_size, "OK\n"); 9333 } 9334 } 9335 9336 return -1; 9337 } 9338 9339 9340 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global, 9341 char *cmd, char *buf, 9342 size_t reply_size) 9343 { 9344 char ifname[IFNAMSIZ + 1]; 9345 struct wpa_supplicant *wpa_s; 9346 9347 if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) { 9348 wpa_s = wpa_supplicant_get_iface(global, ifname); 9349 if (wpa_s) { 9350 if (!fst_iface_detach(ifname)) { 9351 wpa_s->fst = NULL; 9352 return os_snprintf(buf, reply_size, "OK\n"); 9353 } 9354 } 9355 } 9356 9357 return -1; 9358 } 9359 9360 #endif /* CONFIG_FST */ 9361 9362 9363 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global, 9364 char *buf, size_t *resp_len) 9365 { 9366 char *reply; 9367 const int reply_size = 2048; 9368 int reply_len; 9369 int level = MSG_DEBUG; 9370 9371 if (os_strncmp(buf, "IFNAME=", 7) == 0) { 9372 char *pos = os_strchr(buf + 7, ' '); 9373 if (pos) { 9374 *pos++ = '\0'; 9375 return wpas_global_ctrl_iface_ifname(global, 9376 buf + 7, pos, 9377 resp_len); 9378 } 9379 } 9380 9381 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len); 9382 if (reply) 9383 return reply; 9384 9385 if (os_strcmp(buf, "PING") == 0) 9386 level = MSG_EXCESSIVE; 9387 wpa_hexdump_ascii(level, "RX global ctrl_iface", 9388 (const u8 *) buf, os_strlen(buf)); 9389 9390 reply = os_malloc(reply_size); 9391 if (reply == NULL) { 9392 *resp_len = 1; 9393 return NULL; 9394 } 9395 9396 os_memcpy(reply, "OK\n", 3); 9397 reply_len = 3; 9398 9399 if (os_strcmp(buf, "PING") == 0) { 9400 os_memcpy(reply, "PONG\n", 5); 9401 reply_len = 5; 9402 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) { 9403 if (wpa_supplicant_global_iface_add(global, buf + 14)) 9404 reply_len = -1; 9405 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) { 9406 if (wpa_supplicant_global_iface_remove(global, buf + 17)) 9407 reply_len = -1; 9408 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) { 9409 reply_len = wpa_supplicant_global_iface_list( 9410 global, reply, reply_size); 9411 } else if (os_strcmp(buf, "INTERFACES") == 0) { 9412 reply_len = wpa_supplicant_global_iface_interfaces( 9413 global, reply, reply_size); 9414 #ifdef CONFIG_FST 9415 } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) { 9416 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11, 9417 reply, 9418 reply_size); 9419 } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) { 9420 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11, 9421 reply, 9422 reply_size); 9423 } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) { 9424 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size); 9425 #endif /* CONFIG_FST */ 9426 } else if (os_strcmp(buf, "TERMINATE") == 0) { 9427 wpa_supplicant_terminate_proc(global); 9428 } else if (os_strcmp(buf, "SUSPEND") == 0) { 9429 wpas_notify_suspend(global); 9430 } else if (os_strcmp(buf, "RESUME") == 0) { 9431 wpas_notify_resume(global); 9432 } else if (os_strncmp(buf, "SET ", 4) == 0) { 9433 if (wpas_global_ctrl_iface_set(global, buf + 4)) { 9434 #ifdef CONFIG_P2P 9435 if (global->p2p_init_wpa_s) { 9436 os_free(reply); 9437 /* Check if P2P redirection would work for this 9438 * command. */ 9439 return wpa_supplicant_ctrl_iface_process( 9440 global->p2p_init_wpa_s, 9441 buf, resp_len); 9442 } 9443 #endif /* CONFIG_P2P */ 9444 reply_len = -1; 9445 } 9446 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) { 9447 if (wpas_global_ctrl_iface_dup_network(global, buf + 12)) 9448 reply_len = -1; 9449 #ifndef CONFIG_NO_CONFIG_WRITE 9450 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) { 9451 if (wpas_global_ctrl_iface_save_config(global)) 9452 reply_len = -1; 9453 #endif /* CONFIG_NO_CONFIG_WRITE */ 9454 } else if (os_strcmp(buf, "STATUS") == 0) { 9455 reply_len = wpas_global_ctrl_iface_status(global, reply, 9456 reply_size); 9457 #ifdef CONFIG_MODULE_TESTS 9458 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) { 9459 int wpas_module_tests(void); 9460 if (wpas_module_tests() < 0) 9461 reply_len = -1; 9462 #endif /* CONFIG_MODULE_TESTS */ 9463 } else if (os_strncmp(buf, "RELOG", 5) == 0) { 9464 if (wpa_debug_reopen_file() < 0) 9465 reply_len = -1; 9466 } else { 9467 os_memcpy(reply, "UNKNOWN COMMAND\n", 16); 9468 reply_len = 16; 9469 } 9470 9471 if (reply_len < 0) { 9472 os_memcpy(reply, "FAIL\n", 5); 9473 reply_len = 5; 9474 } 9475 9476 *resp_len = reply_len; 9477 return reply; 9478 } 9479