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