wpa_supplicant/ctrl_iface.c

   1 /*
   2  * WPA Supplicant / Control interface (shared code for all backends)
   3  * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #include "utils/includes.h"
  10 #ifdef CONFIG_TESTING_OPTIONS
  11 #include <net/ethernet.h>
  12 #include <netinet/ip.h>
  13 #endif /* CONFIG_TESTING_OPTIONS */
  14
  15 #include "utils/common.h"
  16 #include "utils/eloop.h"
  17 #include "utils/uuid.h"
  18 #include "common/version.h"
  19 #include "common/ieee802_11_defs.h"
  20 #include "common/ieee802_11_common.h"
  21 #include "common/wpa_ctrl.h"
  22 #include "crypto/tls.h"
  23 #include "ap/hostapd.h"
  24 #include "eap_peer/eap.h"
  25 #include "eapol_supp/eapol_supp_sm.h"
  26 #include "rsn_supp/wpa.h"
  27 #include "rsn_supp/preauth.h"
  28 #include "rsn_supp/pmksa_cache.h"
  29 #include "l2_packet/l2_packet.h"
  30 #include "wps/wps.h"
  31 #include "fst/fst.h"
  32 #include "fst/fst_ctrl_iface.h"
  33 #include "config.h"
  34 #include "wpa_supplicant_i.h"
  35 #include "driver_i.h"
  36 #include "wps_supplicant.h"
  37 #include "ibss_rsn.h"
  38 #include "ap.h"
  39 #include "p2p_supplicant.h"
  40 #include "p2p/p2p.h"
  41 #include "hs20_supplicant.h"
  42 #include "wifi_display.h"
  43 #include "notify.h"
  44 #include "bss.h"
  45 #include "scan.h"
  46 #include "ctrl_iface.h"
  47 #include "interworking.h"
  48 #include "blacklist.h"
  49 #include "autoscan.h"
  50 #include "wnm_sta.h"
  51 #include "offchannel.h"
  52 #include "drivers/driver.h"
  53 #include "mesh.h"
  54
  55 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  56                                             char *buf, int len);
  57 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  58                                                   char *buf, int len);
  59 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  60                                         char *val);
  61
  62 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  63 {
  64         char *pos;
  65         u8 addr[ETH_ALEN], *filter = NULL, *n;
  66         size_t count = 0;
  67
  68         pos = val;
  69         while (pos) {
  70                 if (*pos == '\0')
  71                         break;
  72                 if (hwaddr_aton(pos, addr)) {
  73                         os_free(filter);
  74                         return -1;
  75                 }
  76                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  77                 if (n == NULL) {
  78                         os_free(filter);
  79                         return -1;
  80                 }
  81                 filter = n;
  82                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  83                 count++;
  84
  85                 pos = os_strchr(pos, ' ');
  86                 if (pos)
  87                         pos++;
  88         }
  89
  90         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  91         os_free(wpa_s->bssid_filter);
  92         wpa_s->bssid_filter = filter;
  93         wpa_s->bssid_filter_count = count;
  94
  95         return 0;
  96 }
  97
  98
  99 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
 100 {
 101         char *pos;
 102         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 103         struct wpa_ssid_value *ssid = NULL, *ns;
 104         size_t count = 0, ssid_count = 0;
 105         struct wpa_ssid *c;
 106
 107         /*
 108          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 109          * SSID_SPEC ::= ssid <SSID_HEX>
 110          * BSSID_SPEC ::= bssid <BSSID_HEX>
 111          */
 112
 113         pos = val;
 114         while (pos) {
 115                 if (*pos == '\0')
 116                         break;
 117                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 118                         int res;
 119                         pos += 6;
 120                         res = hwaddr_aton2(pos, addr);
 121                         if (res < 0) {
 122                                 os_free(ssid);
 123                                 os_free(bssid);
 124                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 125                                            "BSSID value '%s'", pos);
 126                                 return -1;
 127                         }
 128                         pos += res;
 129                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 130                         if (n == NULL) {
 131                                 os_free(ssid);
 132                                 os_free(bssid);
 133                                 return -1;
 134                         }
 135                         bssid = n;
 136                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 137                         count++;
 138                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 139                         char *end;
 140                         pos += 5;
 141
 142                         end = pos;
 143                         while (*end) {
 144                                 if (*end == '\0' || *end == ' ')
 145                                         break;
 146                                 end++;
 147                         }
 148
 149                         ns = os_realloc_array(ssid, ssid_count + 1,
 150                                               sizeof(struct wpa_ssid_value));
 151                         if (ns == NULL) {
 152                                 os_free(ssid);
 153                                 os_free(bssid);
 154                                 return -1;
 155                         }
 156                         ssid = ns;
 157
 158                         if ((end - pos) & 0x01 ||
 159                             end - pos > 2 * SSID_MAX_LEN ||
 160                             hexstr2bin(pos, ssid[ssid_count].ssid,
 161                                        (end - pos) / 2) < 0) {
 162                                 os_free(ssid);
 163                                 os_free(bssid);
 164                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 165                                            "SSID value '%s'", pos);
 166                                 return -1;
 167                         }
 168                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 169                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 170                                           ssid[ssid_count].ssid,
 171                                           ssid[ssid_count].ssid_len);
 172                         ssid_count++;
 173                         pos = end;
 174                 } else {
 175                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 176                                    "'%s'", pos);
 177                         os_free(ssid);
 178                         os_free(bssid);
 179                         return -1;
 180                 }
 181
 182                 pos = os_strchr(pos, ' ');
 183                 if (pos)
 184                         pos++;
 185         }
 186
 187         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 188         os_free(wpa_s->disallow_aps_bssid);
 189         wpa_s->disallow_aps_bssid = bssid;
 190         wpa_s->disallow_aps_bssid_count = count;
 191
 192         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 193         os_free(wpa_s->disallow_aps_ssid);
 194         wpa_s->disallow_aps_ssid = ssid;
 195         wpa_s->disallow_aps_ssid_count = ssid_count;
 196
 197         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 198                 return 0;
 199
 200         c = wpa_s->current_ssid;
 201         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 202                 return 0;
 203
 204         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 205             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 206                 return 0;
 207
 208         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 209                    "because current AP was marked disallowed");
 210
 211 #ifdef CONFIG_SME
 212         wpa_s->sme.prev_bssid_set = 0;
 213 #endif /* CONFIG_SME */
 214         wpa_s->reassociate = 1;
 215         wpa_s->own_disconnect_req = 1;
 216         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 217         wpa_supplicant_req_scan(wpa_s, 0, 0);
 218
 219         return 0;
 220 }
 221
 222
 223 #ifndef CONFIG_NO_CONFIG_BLOBS
 224 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 225 {
 226         char *name = pos;
 227         struct wpa_config_blob *blob;
 228         size_t len;
 229
 230         pos = os_strchr(pos, ' ');
 231         if (pos == NULL)
 232                 return -1;
 233         *pos++ = '\0';
 234         len = os_strlen(pos);
 235         if (len & 1)
 236                 return -1;
 237
 238         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 239         blob = os_zalloc(sizeof(*blob));
 240         if (blob == NULL)
 241                 return -1;
 242         blob->name = os_strdup(name);
 243         blob->data = os_malloc(len / 2);
 244         if (blob->name == NULL || blob->data == NULL) {
 245                 wpa_config_free_blob(blob);
 246                 return -1;
 247         }
 248
 249         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 250                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 251                 wpa_config_free_blob(blob);
 252                 return -1;
 253         }
 254         blob->len = len / 2;
 255
 256         wpa_config_set_blob(wpa_s->conf, blob);
 257
 258         return 0;
 259 }
 260 #endif /* CONFIG_NO_CONFIG_BLOBS */
 261
 262
 263 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 264 {
 265         char *params;
 266         char *pos;
 267         int *freqs = NULL;
 268         int ret;
 269
 270         if (atoi(cmd)) {
 271                 params = os_strchr(cmd, ' ');
 272                 os_free(wpa_s->manual_sched_scan_freqs);
 273                 if (params) {
 274                         params++;
 275                         pos = os_strstr(params, "freq=");
 276                         if (pos)
 277                                 freqs = freq_range_to_channel_list(wpa_s,
 278                                                                    pos + 5);
 279                 }
 280                 wpa_s->manual_sched_scan_freqs = freqs;
 281                 ret = wpas_start_pno(wpa_s);
 282         } else {
 283                 ret = wpas_stop_pno(wpa_s);
 284         }
 285         return ret;
 286 }
 287
 288
 289 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
 290 {
 291         union wpa_event_data event;
 292
 293         if (os_strcmp(band, "AUTO") == 0)
 294                 wpa_s->setband = WPA_SETBAND_AUTO;
 295         else if (os_strcmp(band, "5G") == 0)
 296                 wpa_s->setband = WPA_SETBAND_5G;
 297         else if (os_strcmp(band, "2G") == 0)
 298                 wpa_s->setband = WPA_SETBAND_2G;
 299         else
 300                 return -1;
 301
 302         if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
 303                 os_memset(&event, 0, sizeof(event));
 304                 event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
 305                 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
 306                 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
 307         }
 308
 309         return 0;
 310 }
 311
 312
 313 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 314                                          char *cmd)
 315 {
 316         char *value;
 317         int ret = 0;
 318
 319         value = os_strchr(cmd, ' ');
 320         if (value == NULL)
 321                 return -1;
 322         *value++ = '\0';
 323
 324         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 325         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 326                 eapol_sm_configure(wpa_s->eapol,
 327                                    atoi(value), -1, -1, -1);
 328         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 329                 eapol_sm_configure(wpa_s->eapol,
 330                                    -1, atoi(value), -1, -1);
 331         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 332                 eapol_sm_configure(wpa_s->eapol,
 333                                    -1, -1, atoi(value), -1);
 334         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 335                 eapol_sm_configure(wpa_s->eapol,
 336                                    -1, -1, -1, atoi(value));
 337         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 338                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 339                                      atoi(value)))
 340                         ret = -1;
 341         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 342                    0) {
 343                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 344                                      atoi(value)))
 345                         ret = -1;
 346         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 347                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 348                         ret = -1;
 349         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 350                 wpa_s->wps_fragment_size = atoi(value);
 351 #ifdef CONFIG_WPS_TESTING
 352         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 353                 long int val;
 354                 val = strtol(value, NULL, 0);
 355                 if (val < 0 || val > 0xff) {
 356                         ret = -1;
 357                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 358                                    "wps_version_number %ld", val);
 359                 } else {
 360                         wps_version_number = val;
 361                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 362                                    "version %u.%u",
 363                                    (wps_version_number & 0xf0) >> 4,
 364                                    wps_version_number & 0x0f);
 365                 }
 366         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 367                 wps_testing_dummy_cred = atoi(value);
 368                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 369                            wps_testing_dummy_cred);
 370         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 371                 wps_corrupt_pkhash = atoi(value);
 372                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 373                            wps_corrupt_pkhash);
 374         } else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
 375                 if (value[0] == '\0') {
 376                         wps_force_auth_types_in_use = 0;
 377                 } else {
 378                         wps_force_auth_types = strtol(value, NULL, 0);
 379                         wps_force_auth_types_in_use = 1;
 380                 }
 381         } else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
 382                 if (value[0] == '\0') {
 383                         wps_force_encr_types_in_use = 0;
 384                 } else {
 385                         wps_force_encr_types = strtol(value, NULL, 0);
 386                         wps_force_encr_types_in_use = 1;
 387                 }
 388 #endif /* CONFIG_WPS_TESTING */
 389         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 390                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 391                         ret = -1;
 392 #ifdef CONFIG_TDLS
 393 #ifdef CONFIG_TDLS_TESTING
 394         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 395                 extern unsigned int tdls_testing;
 396                 tdls_testing = strtol(value, NULL, 0);
 397                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 398 #endif /* CONFIG_TDLS_TESTING */
 399         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 400                 int disabled = atoi(value);
 401                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 402                 if (disabled) {
 403                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 404                                 ret = -1;
 405                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 406                         ret = -1;
 407                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 408 #endif /* CONFIG_TDLS */
 409         } else if (os_strcasecmp(cmd, "pno") == 0) {
 410                 ret = wpas_ctrl_pno(wpa_s, value);
 411         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 412                 int disabled = atoi(value);
 413                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 414                         ret = -1;
 415                 else if (disabled)
 416                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 417         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 418                 if (os_strcmp(value, "disable") == 0)
 419                         wpa_s->set_sta_uapsd = 0;
 420                 else {
 421                         int be, bk, vi, vo;
 422                         char *pos;
 423                         /* format: BE,BK,VI,VO;max SP Length */
 424                         be = atoi(value);
 425                         pos = os_strchr(value, ',');
 426                         if (pos == NULL)
 427                                 return -1;
 428                         pos++;
 429                         bk = atoi(pos);
 430                         pos = os_strchr(pos, ',');
 431                         if (pos == NULL)
 432                                 return -1;
 433                         pos++;
 434                         vi = atoi(pos);
 435                         pos = os_strchr(pos, ',');
 436                         if (pos == NULL)
 437                                 return -1;
 438                         pos++;
 439                         vo = atoi(pos);
 440                         /* ignore max SP Length for now */
 441
 442                         wpa_s->set_sta_uapsd = 1;
 443                         wpa_s->sta_uapsd = 0;
 444                         if (be)
 445                                 wpa_s->sta_uapsd |= BIT(0);
 446                         if (bk)
 447                                 wpa_s->sta_uapsd |= BIT(1);
 448                         if (vi)
 449                                 wpa_s->sta_uapsd |= BIT(2);
 450                         if (vo)
 451                                 wpa_s->sta_uapsd |= BIT(3);
 452                 }
 453         } else if (os_strcasecmp(cmd, "ps") == 0) {
 454                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 455 #ifdef CONFIG_WIFI_DISPLAY
 456         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 457                 int enabled = !!atoi(value);
 458                 if (enabled && !wpa_s->global->p2p)
 459                         ret = -1;
 460                 else
 461                         wifi_display_enable(wpa_s->global, enabled);
 462 #endif /* CONFIG_WIFI_DISPLAY */
 463         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 464                 ret = set_bssid_filter(wpa_s, value);
 465         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 466                 ret = set_disallow_aps(wpa_s, value);
 467         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 468                 wpa_s->no_keep_alive = !!atoi(value);
 469 #ifdef CONFIG_TESTING_OPTIONS
 470         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 471                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 472         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 473                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 474 #ifdef CONFIG_AP
 475                 if (wpa_s->ap_iface) {
 476                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 477                                 wpa_s->ext_eapol_frame_io;
 478                 }
 479 #endif /* CONFIG_AP */
 480         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 481                 wpa_s->extra_roc_dur = atoi(value);
 482         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 483                 wpa_s->test_failure = atoi(value);
 484         } else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
 485                 wpa_s->p2p_go_csa_on_inv = !!atoi(value);
 486 #endif /* CONFIG_TESTING_OPTIONS */
 487 #ifndef CONFIG_NO_CONFIG_BLOBS
 488         } else if (os_strcmp(cmd, "blob") == 0) {
 489                 ret = wpas_ctrl_set_blob(wpa_s, value);
 490 #endif /* CONFIG_NO_CONFIG_BLOBS */
 491         } else if (os_strcasecmp(cmd, "setband") == 0) {
 492                 ret = wpas_ctrl_set_band(wpa_s, value);
 493 #ifdef CONFIG_MBO
 494         } else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
 495                 ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
 496 #endif /* CONFIG_MBO */
 497         } else {
 498                 value[-1] = '=';
 499                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 500                 if (ret == 0)
 501                         wpa_supplicant_update_config(wpa_s);
 502         }
 503
 504         return ret;
 505 }
 506
 507
 508 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 509                                          char *cmd, char *buf, size_t buflen)
 510 {
 511         int res = -1;
 512
 513         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 514
 515         if (os_strcmp(cmd, "version") == 0) {
 516                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 517         } else if (os_strcasecmp(cmd, "country") == 0) {
 518                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 519                         res = os_snprintf(buf, buflen, "%c%c",
 520                                           wpa_s->conf->country[0],
 521                                           wpa_s->conf->country[1]);
 522 #ifdef CONFIG_WIFI_DISPLAY
 523         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 524                 int enabled;
 525                 if (wpa_s->global->p2p == NULL ||
 526                     wpa_s->global->p2p_disabled)
 527                         enabled = 0;
 528                 else
 529                         enabled = wpa_s->global->wifi_display;
 530                 res = os_snprintf(buf, buflen, "%d", enabled);
 531 #endif /* CONFIG_WIFI_DISPLAY */
 532 #ifdef CONFIG_TESTING_GET_GTK
 533         } else if (os_strcmp(cmd, "gtk") == 0) {
 534                 if (wpa_s->last_gtk_len == 0)
 535                         return -1;
 536                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 537                                        wpa_s->last_gtk_len);
 538                 return res;
 539 #endif /* CONFIG_TESTING_GET_GTK */
 540         } else if (os_strcmp(cmd, "tls_library") == 0) {
 541                 res = tls_get_library_version(buf, buflen);
 542         } else {
 543                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 544         }
 545
 546         if (os_snprintf_error(buflen, res))
 547                 return -1;
 548         return res;
 549 }
 550
 551
 552 #ifdef IEEE8021X_EAPOL
 553 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 554                                              char *addr)
 555 {
 556         u8 bssid[ETH_ALEN];
 557         struct wpa_ssid *ssid = wpa_s->current_ssid;
 558
 559         if (hwaddr_aton(addr, bssid)) {
 560                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 561                            "'%s'", addr);
 562                 return -1;
 563         }
 564
 565         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 566         rsn_preauth_deinit(wpa_s->wpa);
 567         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 568                 return -1;
 569
 570         return 0;
 571 }
 572 #endif /* IEEE8021X_EAPOL */
 573
 574
 575 #ifdef CONFIG_PEERKEY
 576 /* MLME-STKSTART.request(peer) */
 577 static int wpa_supplicant_ctrl_iface_stkstart(
 578         struct wpa_supplicant *wpa_s, char *addr)
 579 {
 580         u8 peer[ETH_ALEN];
 581
 582         if (hwaddr_aton(addr, peer)) {
 583                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 584                            "address '%s'", addr);
 585                 return -1;
 586         }
 587
 588         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 589                    MAC2STR(peer));
 590
 591         return wpa_sm_stkstart(wpa_s->wpa, peer);
 592 }
 593 #endif /* CONFIG_PEERKEY */
 594
 595
 596 #ifdef CONFIG_TDLS
 597
 598 static int wpa_supplicant_ctrl_iface_tdls_discover(
 599         struct wpa_supplicant *wpa_s, char *addr)
 600 {
 601         u8 peer[ETH_ALEN];
 602         int ret;
 603
 604         if (hwaddr_aton(addr, peer)) {
 605                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 606                            "address '%s'", addr);
 607                 return -1;
 608         }
 609
 610         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 611                    MAC2STR(peer));
 612
 613         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 614                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 615         else
 616                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 617
 618         return ret;
 619 }
 620
 621
 622 static int wpa_supplicant_ctrl_iface_tdls_setup(
 623         struct wpa_supplicant *wpa_s, char *addr)
 624 {
 625         u8 peer[ETH_ALEN];
 626         int ret;
 627
 628         if (hwaddr_aton(addr, peer)) {
 629                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 630                            "address '%s'", addr);
 631                 return -1;
 632         }
 633
 634         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 635                    MAC2STR(peer));
 636
 637         if ((wpa_s->conf->tdls_external_control) &&
 638             wpa_tdls_is_external_setup(wpa_s->wpa))
 639                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 640
 641         wpa_tdls_remove(wpa_s->wpa, peer);
 642
 643         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 644                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 645         else
 646                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 647
 648         return ret;
 649 }
 650
 651
 652 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 653         struct wpa_supplicant *wpa_s, char *addr)
 654 {
 655         u8 peer[ETH_ALEN];
 656         int ret;
 657
 658         if (os_strcmp(addr, "*") == 0) {
 659                 /* remove everyone */
 660                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 661                 wpa_tdls_teardown_peers(wpa_s->wpa);
 662                 return 0;
 663         }
 664
 665         if (hwaddr_aton(addr, peer)) {
 666                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 667                            "address '%s'", addr);
 668                 return -1;
 669         }
 670
 671         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 672                    MAC2STR(peer));
 673
 674         if ((wpa_s->conf->tdls_external_control) &&
 675             wpa_tdls_is_external_setup(wpa_s->wpa))
 676                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 677
 678         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 679                 ret = wpa_tdls_teardown_link(
 680                         wpa_s->wpa, peer,
 681                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 682         else
 683                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 684
 685         return ret;
 686 }
 687
 688
 689 static int ctrl_iface_get_capability_tdls(
 690         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 691 {
 692         int ret;
 693
 694         ret = os_snprintf(buf, buflen, "%s\n",
 695                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 696                           (wpa_s->drv_flags &
 697                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 698                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 699         if (os_snprintf_error(buflen, ret))
 700                 return -1;
 701         return ret;
 702 }
 703
 704
 705 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 706         struct wpa_supplicant *wpa_s, char *cmd)
 707 {
 708         u8 peer[ETH_ALEN];
 709         struct hostapd_freq_params freq_params;
 710         u8 oper_class;
 711         char *pos, *end;
 712
 713         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 714                 wpa_printf(MSG_INFO,
 715                            "tdls_chanswitch: Only supported with external setup");
 716                 return -1;
 717         }
 718
 719         os_memset(&freq_params, 0, sizeof(freq_params));
 720
 721         pos = os_strchr(cmd, ' ');
 722         if (pos == NULL)
 723                 return -1;
 724         *pos++ = '\0';
 725
 726         oper_class = strtol(pos, &end, 10);
 727         if (pos == end) {
 728                 wpa_printf(MSG_INFO,
 729                            "tdls_chanswitch: Invalid op class provided");
 730                 return -1;
 731         }
 732
 733         pos = end;
 734         freq_params.freq = atoi(pos);
 735         if (freq_params.freq == 0) {
 736                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 737                 return -1;
 738         }
 739
 740 #define SET_FREQ_SETTING(str) \
 741         do { \
 742                 const char *pos2 = os_strstr(pos, " " #str "="); \
 743                 if (pos2) { \
 744                         pos2 += sizeof(" " #str "=") - 1; \
 745                         freq_params.str = atoi(pos2); \
 746                 } \
 747         } while (0)
 748
 749         SET_FREQ_SETTING(center_freq1);
 750         SET_FREQ_SETTING(center_freq2);
 751         SET_FREQ_SETTING(bandwidth);
 752         SET_FREQ_SETTING(sec_channel_offset);
 753 #undef SET_FREQ_SETTING
 754
 755         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 756         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 757
 758         if (hwaddr_aton(cmd, peer)) {
 759                 wpa_printf(MSG_DEBUG,
 760                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 761                            cmd);
 762                 return -1;
 763         }
 764
 765         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 766                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 767                    MAC2STR(peer), oper_class, freq_params.freq,
 768                    freq_params.center_freq1, freq_params.center_freq2,
 769                    freq_params.bandwidth, freq_params.sec_channel_offset,
 770                    freq_params.ht_enabled ? " HT" : "",
 771                    freq_params.vht_enabled ? " VHT" : "");
 772
 773         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 774                                            &freq_params);
 775 }
 776
 777
 778 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 779         struct wpa_supplicant *wpa_s, char *cmd)
 780 {
 781         u8 peer[ETH_ALEN];
 782
 783         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 784                 wpa_printf(MSG_INFO,
 785                            "tdls_chanswitch: Only supported with external setup");
 786                 return -1;
 787         }
 788
 789         if (hwaddr_aton(cmd, peer)) {
 790                 wpa_printf(MSG_DEBUG,
 791                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 792                            cmd);
 793                 return -1;
 794         }
 795
 796         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 797                    MAC2STR(peer));
 798
 799         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 800 }
 801
 802
 803 static int wpa_supplicant_ctrl_iface_tdls_link_status(
 804         struct wpa_supplicant *wpa_s, const char *addr,
 805         char *buf, size_t buflen)
 806 {
 807         u8 peer[ETH_ALEN];
 808         const char *tdls_status;
 809         int ret;
 810
 811         if (hwaddr_aton(addr, peer)) {
 812                 wpa_printf(MSG_DEBUG,
 813                            "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
 814                            addr);
 815                 return -1;
 816         }
 817         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
 818                    MAC2STR(peer));
 819
 820         tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
 821         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
 822         ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
 823         if (os_snprintf_error(buflen, ret))
 824                 return -1;
 825
 826         return ret;
 827 }
 828
 829 #endif /* CONFIG_TDLS */
 830
 831
 832 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 833 {
 834         char *token, *context = NULL;
 835         struct wmm_ac_ts_setup_params params = {
 836                 .tsid = 0xff,
 837                 .direction = 0xff,
 838         };
 839
 840         while ((token = str_token(cmd, " ", &context))) {
 841                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 842                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 843                     sscanf(token, "nominal_msdu_size=%i",
 844                            &params.nominal_msdu_size) == 1 ||
 845                     sscanf(token, "mean_data_rate=%i",
 846                            &params.mean_data_rate) == 1 ||
 847                     sscanf(token, "min_phy_rate=%i",
 848                            &params.minimum_phy_rate) == 1 ||
 849                     sscanf(token, "sba=%i",
 850                            &params.surplus_bandwidth_allowance) == 1)
 851                         continue;
 852
 853                 if (os_strcasecmp(token, "downlink") == 0) {
 854                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 855                 } else if (os_strcasecmp(token, "uplink") == 0) {
 856                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 857                 } else if (os_strcasecmp(token, "bidi") == 0) {
 858                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 859                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 860                         params.fixed_nominal_msdu = 1;
 861                 } else {
 862                         wpa_printf(MSG_DEBUG,
 863                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 864                                    token);
 865                         return -1;
 866                 }
 867
 868         }
 869
 870         return wpas_wmm_ac_addts(wpa_s, &params);
 871 }
 872
 873
 874 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 875 {
 876         u8 tsid = atoi(cmd);
 877
 878         return wpas_wmm_ac_delts(wpa_s, tsid);
 879 }
 880
 881
 882 #ifdef CONFIG_IEEE80211R
 883 static int wpa_supplicant_ctrl_iface_ft_ds(
 884         struct wpa_supplicant *wpa_s, char *addr)
 885 {
 886         u8 target_ap[ETH_ALEN];
 887         struct wpa_bss *bss;
 888         const u8 *mdie;
 889
 890         if (hwaddr_aton(addr, target_ap)) {
 891                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 892                            "address '%s'", addr);
 893                 return -1;
 894         }
 895
 896         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 897
 898         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 899         if (bss)
 900                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 901         else
 902                 mdie = NULL;
 903
 904         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 905 }
 906 #endif /* CONFIG_IEEE80211R */
 907
 908
 909 #ifdef CONFIG_WPS
 910 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 911                                              char *cmd)
 912 {
 913         u8 bssid[ETH_ALEN], *_bssid = bssid;
 914 #ifdef CONFIG_P2P
 915         u8 p2p_dev_addr[ETH_ALEN];
 916 #endif /* CONFIG_P2P */
 917 #ifdef CONFIG_AP
 918         u8 *_p2p_dev_addr = NULL;
 919 #endif /* CONFIG_AP */
 920
 921         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 922                 _bssid = NULL;
 923 #ifdef CONFIG_P2P
 924         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 925                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 926                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 927                                    "P2P Device Address '%s'",
 928                                    cmd + 13);
 929                         return -1;
 930                 }
 931                 _p2p_dev_addr = p2p_dev_addr;
 932 #endif /* CONFIG_P2P */
 933         } else if (hwaddr_aton(cmd, bssid)) {
 934                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 935                            cmd);
 936                 return -1;
 937         }
 938
 939 #ifdef CONFIG_AP
 940         if (wpa_s->ap_iface)
 941                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 942 #endif /* CONFIG_AP */
 943
 944         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 945 }
 946
 947
 948 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 949                                              char *cmd, char *buf,
 950                                              size_t buflen)
 951 {
 952         u8 bssid[ETH_ALEN], *_bssid = bssid;
 953         char *pin;
 954         int ret;
 955
 956         pin = os_strchr(cmd, ' ');
 957         if (pin)
 958                 *pin++ = '\0';
 959
 960         if (os_strcmp(cmd, "any") == 0)
 961                 _bssid = NULL;
 962         else if (os_strcmp(cmd, "get") == 0) {
 963                 if (wps_generate_pin((unsigned int *) &ret) < 0)
 964                         return -1;
 965                 goto done;
 966         } else if (hwaddr_aton(cmd, bssid)) {
 967                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 968                            cmd);
 969                 return -1;
 970         }
 971
 972 #ifdef CONFIG_AP
 973         if (wpa_s->ap_iface) {
 974                 int timeout = 0;
 975                 char *pos;
 976
 977                 if (pin) {
 978                         pos = os_strchr(pin, ' ');
 979                         if (pos) {
 980                                 *pos++ = '\0';
 981                                 timeout = atoi(pos);
 982                         }
 983                 }
 984
 985                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 986                                                  buf, buflen, timeout);
 987         }
 988 #endif /* CONFIG_AP */
 989
 990         if (pin) {
 991                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 992                                          DEV_PW_DEFAULT);
 993                 if (ret < 0)
 994                         return -1;
 995                 ret = os_snprintf(buf, buflen, "%s", pin);
 996                 if (os_snprintf_error(buflen, ret))
 997                         return -1;
 998                 return ret;
 999         }
1000
1001         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1002         if (ret < 0)
1003                 return -1;
1004
1005 done:
1006         /* Return the generated PIN */
1007         ret = os_snprintf(buf, buflen, "%08d", ret);
1008         if (os_snprintf_error(buflen, ret))
1009                 return -1;
1010         return ret;
1011 }
1012
1013
1014 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1015         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1016 {
1017         char pin[9];
1018         size_t len;
1019         char *pos;
1020         int ret;
1021
1022         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1023                               (u8 *) cmd, os_strlen(cmd));
1024         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1025                 if (*pos < '0' || *pos > '9')
1026                         continue;
1027                 pin[len++] = *pos;
1028                 if (len == 9) {
1029                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1030                         return -1;
1031                 }
1032         }
1033         if (len != 4 && len != 8) {
1034                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1035                 return -1;
1036         }
1037         pin[len] = '\0';
1038
1039         if (len == 8) {
1040                 unsigned int pin_val;
1041                 pin_val = atoi(pin);
1042                 if (!wps_pin_valid(pin_val)) {
1043                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1044                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1045                         if (os_snprintf_error(buflen, ret))
1046                                 return -1;
1047                         return ret;
1048                 }
1049         }
1050
1051         ret = os_snprintf(buf, buflen, "%s", pin);
1052         if (os_snprintf_error(buflen, ret))
1053                 return -1;
1054
1055         return ret;
1056 }
1057
1058
1059 #ifdef CONFIG_WPS_NFC
1060
1061 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1062                                              char *cmd)
1063 {
1064         u8 bssid[ETH_ALEN], *_bssid = bssid;
1065
1066         if (cmd == NULL || cmd[0] == '\0')
1067                 _bssid = NULL;
1068         else if (hwaddr_aton(cmd, bssid))
1069                 return -1;
1070
1071         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1072                                   0, 0);
1073 }
1074
1075
1076 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1077         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1078 {
1079         int ndef;
1080         struct wpabuf *buf;
1081         int res;
1082         char *pos;
1083
1084         pos = os_strchr(cmd, ' ');
1085         if (pos)
1086                 *pos++ = '\0';
1087         if (os_strcmp(cmd, "WPS") == 0)
1088                 ndef = 0;
1089         else if (os_strcmp(cmd, "NDEF") == 0)
1090                 ndef = 1;
1091         else
1092                 return -1;
1093
1094         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1095         if (buf == NULL)
1096                 return -1;
1097
1098         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1099                                          wpabuf_len(buf));
1100         reply[res++] = '\n';
1101         reply[res] = '\0';
1102
1103         wpabuf_free(buf);
1104
1105         return res;
1106 }
1107
1108
1109 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1110         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1111 {
1112         int ndef;
1113         struct wpabuf *buf;
1114         int res;
1115
1116         if (os_strcmp(cmd, "WPS") == 0)
1117                 ndef = 0;
1118         else if (os_strcmp(cmd, "NDEF") == 0)
1119                 ndef = 1;
1120         else
1121                 return -1;
1122
1123         buf = wpas_wps_nfc_token(wpa_s, ndef);
1124         if (buf == NULL)
1125                 return -1;
1126
1127         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1128                                          wpabuf_len(buf));
1129         reply[res++] = '\n';
1130         reply[res] = '\0';
1131
1132         wpabuf_free(buf);
1133
1134         return res;
1135 }
1136
1137
1138 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1139         struct wpa_supplicant *wpa_s, char *pos)
1140 {
1141         size_t len;
1142         struct wpabuf *buf;
1143         int ret;
1144         char *freq;
1145         int forced_freq = 0;
1146
1147         freq = strstr(pos, " freq=");
1148         if (freq) {
1149                 *freq = '\0';
1150                 freq += 6;
1151                 forced_freq = atoi(freq);
1152         }
1153
1154         len = os_strlen(pos);
1155         if (len & 0x01)
1156                 return -1;
1157         len /= 2;
1158
1159         buf = wpabuf_alloc(len);
1160         if (buf == NULL)
1161                 return -1;
1162         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1163                 wpabuf_free(buf);
1164                 return -1;
1165         }
1166
1167         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1168         wpabuf_free(buf);
1169
1170         return ret;
1171 }
1172
1173
1174 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1175                                               char *reply, size_t max_len,
1176                                               int ndef)
1177 {
1178         struct wpabuf *buf;
1179         int res;
1180
1181         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1182         if (buf == NULL)
1183                 return -1;
1184
1185         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1186                                          wpabuf_len(buf));
1187         reply[res++] = '\n';
1188         reply[res] = '\0';
1189
1190         wpabuf_free(buf);
1191
1192         return res;
1193 }
1194
1195
1196 #ifdef CONFIG_P2P
1197 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1198                                               char *reply, size_t max_len,
1199                                               int ndef)
1200 {
1201         struct wpabuf *buf;
1202         int res;
1203
1204         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1205         if (buf == NULL) {
1206                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1207                 return -1;
1208         }
1209
1210         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1211                                          wpabuf_len(buf));
1212         reply[res++] = '\n';
1213         reply[res] = '\0';
1214
1215         wpabuf_free(buf);
1216
1217         return res;
1218 }
1219 #endif /* CONFIG_P2P */
1220
1221
1222 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1223                                           char *cmd, char *reply,
1224                                           size_t max_len)
1225 {
1226         char *pos;
1227         int ndef;
1228
1229         pos = os_strchr(cmd, ' ');
1230         if (pos == NULL)
1231                 return -1;
1232         *pos++ = '\0';
1233
1234         if (os_strcmp(cmd, "WPS") == 0)
1235                 ndef = 0;
1236         else if (os_strcmp(cmd, "NDEF") == 0)
1237                 ndef = 1;
1238         else
1239                 return -1;
1240
1241         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1242                 if (!ndef)
1243                         return -1;
1244                 return wpas_ctrl_nfc_get_handover_req_wps(
1245                         wpa_s, reply, max_len, ndef);
1246         }
1247
1248 #ifdef CONFIG_P2P
1249         if (os_strcmp(pos, "P2P-CR") == 0) {
1250                 return wpas_ctrl_nfc_get_handover_req_p2p(
1251                         wpa_s, reply, max_len, ndef);
1252         }
1253 #endif /* CONFIG_P2P */
1254
1255         return -1;
1256 }
1257
1258
1259 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1260                                               char *reply, size_t max_len,
1261                                               int ndef, int cr, char *uuid)
1262 {
1263         struct wpabuf *buf;
1264         int res;
1265
1266         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1267         if (buf == NULL)
1268                 return -1;
1269
1270         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1271                                          wpabuf_len(buf));
1272         reply[res++] = '\n';
1273         reply[res] = '\0';
1274
1275         wpabuf_free(buf);
1276
1277         return res;
1278 }
1279
1280
1281 #ifdef CONFIG_P2P
1282 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1283                                               char *reply, size_t max_len,
1284                                               int ndef, int tag)
1285 {
1286         struct wpabuf *buf;
1287         int res;
1288
1289         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1290         if (buf == NULL)
1291                 return -1;
1292
1293         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1294                                          wpabuf_len(buf));
1295         reply[res++] = '\n';
1296         reply[res] = '\0';
1297
1298         wpabuf_free(buf);
1299
1300         return res;
1301 }
1302 #endif /* CONFIG_P2P */
1303
1304
1305 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1306                                           char *cmd, char *reply,
1307                                           size_t max_len)
1308 {
1309         char *pos, *pos2;
1310         int ndef;
1311
1312         pos = os_strchr(cmd, ' ');
1313         if (pos == NULL)
1314                 return -1;
1315         *pos++ = '\0';
1316
1317         if (os_strcmp(cmd, "WPS") == 0)
1318                 ndef = 0;
1319         else if (os_strcmp(cmd, "NDEF") == 0)
1320                 ndef = 1;
1321         else
1322                 return -1;
1323
1324         pos2 = os_strchr(pos, ' ');
1325         if (pos2)
1326                 *pos2++ = '\0';
1327         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1328                 if (!ndef)
1329                         return -1;
1330                 return wpas_ctrl_nfc_get_handover_sel_wps(
1331                         wpa_s, reply, max_len, ndef,
1332                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1333         }
1334
1335 #ifdef CONFIG_P2P
1336         if (os_strcmp(pos, "P2P-CR") == 0) {
1337                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1338                         wpa_s, reply, max_len, ndef, 0);
1339         }
1340
1341         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1342                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1343                         wpa_s, reply, max_len, ndef, 1);
1344         }
1345 #endif /* CONFIG_P2P */
1346
1347         return -1;
1348 }
1349
1350
1351 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1352                                          char *cmd)
1353 {
1354         size_t len;
1355         struct wpabuf *req, *sel;
1356         int ret;
1357         char *pos, *role, *type, *pos2;
1358 #ifdef CONFIG_P2P
1359         char *freq;
1360         int forced_freq = 0;
1361
1362         freq = strstr(cmd, " freq=");
1363         if (freq) {
1364                 *freq = '\0';
1365                 freq += 6;
1366                 forced_freq = atoi(freq);
1367         }
1368 #endif /* CONFIG_P2P */
1369
1370         role = cmd;
1371         pos = os_strchr(role, ' ');
1372         if (pos == NULL) {
1373                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1374                 return -1;
1375         }
1376         *pos++ = '\0';
1377
1378         type = pos;
1379         pos = os_strchr(type, ' ');
1380         if (pos == NULL) {
1381                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1382                 return -1;
1383         }
1384         *pos++ = '\0';
1385
1386         pos2 = os_strchr(pos, ' ');
1387         if (pos2 == NULL) {
1388                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1389                 return -1;
1390         }
1391         *pos2++ = '\0';
1392
1393         len = os_strlen(pos);
1394         if (len & 0x01) {
1395                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1396                 return -1;
1397         }
1398         len /= 2;
1399
1400         req = wpabuf_alloc(len);
1401         if (req == NULL) {
1402                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1403                 return -1;
1404         }
1405         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1406                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1407                 wpabuf_free(req);
1408                 return -1;
1409         }
1410
1411         len = os_strlen(pos2);
1412         if (len & 0x01) {
1413                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1414                 wpabuf_free(req);
1415                 return -1;
1416         }
1417         len /= 2;
1418
1419         sel = wpabuf_alloc(len);
1420         if (sel == NULL) {
1421                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1422                 wpabuf_free(req);
1423                 return -1;
1424         }
1425         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1426                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1427                 wpabuf_free(req);
1428                 wpabuf_free(sel);
1429                 return -1;
1430         }
1431
1432         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1433                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1434
1435         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1436                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1437 #ifdef CONFIG_AP
1438         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1439         {
1440                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1441                 if (ret < 0)
1442                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1443 #endif /* CONFIG_AP */
1444 #ifdef CONFIG_P2P
1445         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1446         {
1447                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1448         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1449         {
1450                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1451                                                    forced_freq);
1452 #endif /* CONFIG_P2P */
1453         } else {
1454                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1455                            "reported: role=%s type=%s", role, type);
1456                 ret = -1;
1457         }
1458         wpabuf_free(req);
1459         wpabuf_free(sel);
1460
1461         if (ret)
1462                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1463
1464         return ret;
1465 }
1466
1467 #endif /* CONFIG_WPS_NFC */
1468
1469
1470 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1471                                              char *cmd)
1472 {
1473         u8 bssid[ETH_ALEN];
1474         char *pin;
1475         char *new_ssid;
1476         char *new_auth;
1477         char *new_encr;
1478         char *new_key;
1479         struct wps_new_ap_settings ap;
1480
1481         pin = os_strchr(cmd, ' ');
1482         if (pin == NULL)
1483                 return -1;
1484         *pin++ = '\0';
1485
1486         if (hwaddr_aton(cmd, bssid)) {
1487                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1488                            cmd);
1489                 return -1;
1490         }
1491
1492         new_ssid = os_strchr(pin, ' ');
1493         if (new_ssid == NULL)
1494                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1495         *new_ssid++ = '\0';
1496
1497         new_auth = os_strchr(new_ssid, ' ');
1498         if (new_auth == NULL)
1499                 return -1;
1500         *new_auth++ = '\0';
1501
1502         new_encr = os_strchr(new_auth, ' ');
1503         if (new_encr == NULL)
1504                 return -1;
1505         *new_encr++ = '\0';
1506
1507         new_key = os_strchr(new_encr, ' ');
1508         if (new_key == NULL)
1509                 return -1;
1510         *new_key++ = '\0';
1511
1512         os_memset(&ap, 0, sizeof(ap));
1513         ap.ssid_hex = new_ssid;
1514         ap.auth = new_auth;
1515         ap.encr = new_encr;
1516         ap.key_hex = new_key;
1517         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1518 }
1519
1520
1521 #ifdef CONFIG_AP
1522 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1523                                                 char *cmd, char *buf,
1524                                                 size_t buflen)
1525 {
1526         int timeout = 300;
1527         char *pos;
1528         const char *pin_txt;
1529
1530         if (!wpa_s->ap_iface)
1531                 return -1;
1532
1533         pos = os_strchr(cmd, ' ');
1534         if (pos)
1535                 *pos++ = '\0';
1536
1537         if (os_strcmp(cmd, "disable") == 0) {
1538                 wpas_wps_ap_pin_disable(wpa_s);
1539                 return os_snprintf(buf, buflen, "OK\n");
1540         }
1541
1542         if (os_strcmp(cmd, "random") == 0) {
1543                 if (pos)
1544                         timeout = atoi(pos);
1545                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1546                 if (pin_txt == NULL)
1547                         return -1;
1548                 return os_snprintf(buf, buflen, "%s", pin_txt);
1549         }
1550
1551         if (os_strcmp(cmd, "get") == 0) {
1552                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1553                 if (pin_txt == NULL)
1554                         return -1;
1555                 return os_snprintf(buf, buflen, "%s", pin_txt);
1556         }
1557
1558         if (os_strcmp(cmd, "set") == 0) {
1559                 char *pin;
1560                 if (pos == NULL)
1561                         return -1;
1562                 pin = pos;
1563                 pos = os_strchr(pos, ' ');
1564                 if (pos) {
1565                         *pos++ = '\0';
1566                         timeout = atoi(pos);
1567                 }
1568                 if (os_strlen(pin) > buflen)
1569                         return -1;
1570                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1571                         return -1;
1572                 return os_snprintf(buf, buflen, "%s", pin);
1573         }
1574
1575         return -1;
1576 }
1577 #endif /* CONFIG_AP */
1578
1579
1580 #ifdef CONFIG_WPS_ER
1581 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1582                                                 char *cmd)
1583 {
1584         char *uuid = cmd, *pin, *pos;
1585         u8 addr_buf[ETH_ALEN], *addr = NULL;
1586         pin = os_strchr(uuid, ' ');
1587         if (pin == NULL)
1588                 return -1;
1589         *pin++ = '\0';
1590         pos = os_strchr(pin, ' ');
1591         if (pos) {
1592                 *pos++ = '\0';
1593                 if (hwaddr_aton(pos, addr_buf) == 0)
1594                         addr = addr_buf;
1595         }
1596         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1597 }
1598
1599
1600 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1601                                                   char *cmd)
1602 {
1603         char *uuid = cmd, *pin;
1604         pin = os_strchr(uuid, ' ');
1605         if (pin == NULL)
1606                 return -1;
1607         *pin++ = '\0';
1608         return wpas_wps_er_learn(wpa_s, uuid, pin);
1609 }
1610
1611
1612 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1613         struct wpa_supplicant *wpa_s, char *cmd)
1614 {
1615         char *uuid = cmd, *id;
1616         id = os_strchr(uuid, ' ');
1617         if (id == NULL)
1618                 return -1;
1619         *id++ = '\0';
1620         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1621 }
1622
1623
1624 static int wpa_supplicant_ctrl_iface_wps_er_config(
1625         struct wpa_supplicant *wpa_s, char *cmd)
1626 {
1627         char *pin;
1628         char *new_ssid;
1629         char *new_auth;
1630         char *new_encr;
1631         char *new_key;
1632         struct wps_new_ap_settings ap;
1633
1634         pin = os_strchr(cmd, ' ');
1635         if (pin == NULL)
1636                 return -1;
1637         *pin++ = '\0';
1638
1639         new_ssid = os_strchr(pin, ' ');
1640         if (new_ssid == NULL)
1641                 return -1;
1642         *new_ssid++ = '\0';
1643
1644         new_auth = os_strchr(new_ssid, ' ');
1645         if (new_auth == NULL)
1646                 return -1;
1647         *new_auth++ = '\0';
1648
1649         new_encr = os_strchr(new_auth, ' ');
1650         if (new_encr == NULL)
1651                 return -1;
1652         *new_encr++ = '\0';
1653
1654         new_key = os_strchr(new_encr, ' ');
1655         if (new_key == NULL)
1656                 return -1;
1657         *new_key++ = '\0';
1658
1659         os_memset(&ap, 0, sizeof(ap));
1660         ap.ssid_hex = new_ssid;
1661         ap.auth = new_auth;
1662         ap.encr = new_encr;
1663         ap.key_hex = new_key;
1664         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1665 }
1666
1667
1668 #ifdef CONFIG_WPS_NFC
1669 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1670         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1671 {
1672         int ndef;
1673         struct wpabuf *buf;
1674         int res;
1675         char *uuid;
1676
1677         uuid = os_strchr(cmd, ' ');
1678         if (uuid == NULL)
1679                 return -1;
1680         *uuid++ = '\0';
1681
1682         if (os_strcmp(cmd, "WPS") == 0)
1683                 ndef = 0;
1684         else if (os_strcmp(cmd, "NDEF") == 0)
1685                 ndef = 1;
1686         else
1687                 return -1;
1688
1689         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1690         if (buf == NULL)
1691                 return -1;
1692
1693         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1694                                          wpabuf_len(buf));
1695         reply[res++] = '\n';
1696         reply[res] = '\0';
1697
1698         wpabuf_free(buf);
1699
1700         return res;
1701 }
1702 #endif /* CONFIG_WPS_NFC */
1703 #endif /* CONFIG_WPS_ER */
1704
1705 #endif /* CONFIG_WPS */
1706
1707
1708 #ifdef CONFIG_IBSS_RSN
1709 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1710         struct wpa_supplicant *wpa_s, char *addr)
1711 {
1712         u8 peer[ETH_ALEN];
1713
1714         if (hwaddr_aton(addr, peer)) {
1715                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1716                            "address '%s'", addr);
1717                 return -1;
1718         }
1719
1720         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1721                    MAC2STR(peer));
1722
1723         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1724 }
1725 #endif /* CONFIG_IBSS_RSN */
1726
1727
1728 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1729                                               char *rsp)
1730 {
1731 #ifdef IEEE8021X_EAPOL
1732         char *pos, *id_pos;
1733         int id;
1734         struct wpa_ssid *ssid;
1735
1736         pos = os_strchr(rsp, '-');
1737         if (pos == NULL)
1738                 return -1;
1739         *pos++ = '\0';
1740         id_pos = pos;
1741         pos = os_strchr(pos, ':');
1742         if (pos == NULL)
1743                 return -1;
1744         *pos++ = '\0';
1745         id = atoi(id_pos);
1746         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1747         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1748                               (u8 *) pos, os_strlen(pos));
1749
1750         ssid = wpa_config_get_network(wpa_s->conf, id);
1751         if (ssid == NULL) {
1752                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1753                            "to update", id);
1754                 return -1;
1755         }
1756
1757         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1758                                                          pos);
1759 #else /* IEEE8021X_EAPOL */
1760         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1761         return -1;
1762 #endif /* IEEE8021X_EAPOL */
1763 }
1764
1765
1766 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1767                                             const char *params,
1768                                             char *buf, size_t buflen)
1769 {
1770         char *pos, *end, tmp[30];
1771         int res, verbose, wps, ret;
1772 #ifdef CONFIG_HS20
1773         const u8 *hs20;
1774 #endif /* CONFIG_HS20 */
1775         const u8 *sess_id;
1776         size_t sess_id_len;
1777
1778         if (os_strcmp(params, "-DRIVER") == 0)
1779                 return wpa_drv_status(wpa_s, buf, buflen);
1780         verbose = os_strcmp(params, "-VERBOSE") == 0;
1781         wps = os_strcmp(params, "-WPS") == 0;
1782         pos = buf;
1783         end = buf + buflen;
1784         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1785                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1786                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1787                                   MAC2STR(wpa_s->bssid));
1788                 if (os_snprintf_error(end - pos, ret))
1789                         return pos - buf;
1790                 pos += ret;
1791                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1792                                   wpa_s->assoc_freq);
1793                 if (os_snprintf_error(end - pos, ret))
1794                         return pos - buf;
1795                 pos += ret;
1796                 if (ssid) {
1797                         u8 *_ssid = ssid->ssid;
1798                         size_t ssid_len = ssid->ssid_len;
1799                         u8 ssid_buf[SSID_MAX_LEN];
1800                         if (ssid_len == 0) {
1801                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1802                                 if (_res < 0)
1803                                         ssid_len = 0;
1804                                 else
1805                                         ssid_len = _res;
1806                                 _ssid = ssid_buf;
1807                         }
1808                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1809                                           wpa_ssid_txt(_ssid, ssid_len),
1810                                           ssid->id);
1811                         if (os_snprintf_error(end - pos, ret))
1812                                 return pos - buf;
1813                         pos += ret;
1814
1815                         if (wps && ssid->passphrase &&
1816                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1817                             (ssid->mode == WPAS_MODE_AP ||
1818                              ssid->mode == WPAS_MODE_P2P_GO)) {
1819                                 ret = os_snprintf(pos, end - pos,
1820                                                   "passphrase=%s\n",
1821                                                   ssid->passphrase);
1822                                 if (os_snprintf_error(end - pos, ret))
1823                                         return pos - buf;
1824                                 pos += ret;
1825                         }
1826                         if (ssid->id_str) {
1827                                 ret = os_snprintf(pos, end - pos,
1828                                                   "id_str=%s\n",
1829                                                   ssid->id_str);
1830                                 if (os_snprintf_error(end - pos, ret))
1831                                         return pos - buf;
1832                                 pos += ret;
1833                         }
1834
1835                         switch (ssid->mode) {
1836                         case WPAS_MODE_INFRA:
1837                                 ret = os_snprintf(pos, end - pos,
1838                                                   "mode=station\n");
1839                                 break;
1840                         case WPAS_MODE_IBSS:
1841                                 ret = os_snprintf(pos, end - pos,
1842                                                   "mode=IBSS\n");
1843                                 break;
1844                         case WPAS_MODE_AP:
1845                                 ret = os_snprintf(pos, end - pos,
1846                                                   "mode=AP\n");
1847                                 break;
1848                         case WPAS_MODE_P2P_GO:
1849                                 ret = os_snprintf(pos, end - pos,
1850                                                   "mode=P2P GO\n");
1851                                 break;
1852                         case WPAS_MODE_P2P_GROUP_FORMATION:
1853                                 ret = os_snprintf(pos, end - pos,
1854                                                   "mode=P2P GO - group "
1855                                                   "formation\n");
1856                                 break;
1857                         default:
1858                                 ret = 0;
1859                                 break;
1860                         }
1861                         if (os_snprintf_error(end - pos, ret))
1862                                 return pos - buf;
1863                         pos += ret;
1864                 }
1865
1866 #ifdef CONFIG_AP
1867                 if (wpa_s->ap_iface) {
1868                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1869                                                             end - pos,
1870                                                             verbose);
1871                 } else
1872 #endif /* CONFIG_AP */
1873                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1874         }
1875 #ifdef CONFIG_SAE
1876         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1877 #ifdef CONFIG_AP
1878             !wpa_s->ap_iface &&
1879 #endif /* CONFIG_AP */
1880             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1881                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1882                                   wpa_s->sme.sae.group);
1883                 if (os_snprintf_error(end - pos, ret))
1884                         return pos - buf;
1885                 pos += ret;
1886         }
1887 #endif /* CONFIG_SAE */
1888         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1889                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1890         if (os_snprintf_error(end - pos, ret))
1891                 return pos - buf;
1892         pos += ret;
1893
1894         if (wpa_s->l2 &&
1895             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1896                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1897                 if (os_snprintf_error(end - pos, ret))
1898                         return pos - buf;
1899                 pos += ret;
1900         }
1901
1902 #ifdef CONFIG_P2P
1903         if (wpa_s->global->p2p) {
1904                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1905                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1906                 if (os_snprintf_error(end - pos, ret))
1907                         return pos - buf;
1908                 pos += ret;
1909         }
1910 #endif /* CONFIG_P2P */
1911
1912         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1913                           MAC2STR(wpa_s->own_addr));
1914         if (os_snprintf_error(end - pos, ret))
1915                 return pos - buf;
1916         pos += ret;
1917
1918 #ifdef CONFIG_HS20
1919         if (wpa_s->current_bss &&
1920             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1921                                           HS20_IE_VENDOR_TYPE)) &&
1922             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1923             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1924                 int release = 1;
1925                 if (hs20[1] >= 5) {
1926                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1927                         release = rel_num + 1;
1928                 }
1929                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1930                 if (os_snprintf_error(end - pos, ret))
1931                         return pos - buf;
1932                 pos += ret;
1933         }
1934
1935         if (wpa_s->current_ssid) {
1936                 struct wpa_cred *cred;
1937                 char *type;
1938
1939                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1940                         size_t i;
1941
1942                         if (wpa_s->current_ssid->parent_cred != cred)
1943                                 continue;
1944
1945                         if (cred->provisioning_sp) {
1946                                 ret = os_snprintf(pos, end - pos,
1947                                                   "provisioning_sp=%s\n",
1948                                                   cred->provisioning_sp);
1949                                 if (os_snprintf_error(end - pos, ret))
1950                                         return pos - buf;
1951                                 pos += ret;
1952                         }
1953
1954                         if (!cred->domain)
1955                                 goto no_domain;
1956
1957                         i = 0;
1958                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1959                                 struct wpabuf *names =
1960                                         wpa_s->current_bss->anqp->domain_name;
1961                                 for (i = 0; names && i < cred->num_domain; i++)
1962                                 {
1963                                         if (domain_name_list_contains(
1964                                                     names, cred->domain[i], 1))
1965                                                 break;
1966                                 }
1967                                 if (i == cred->num_domain)
1968                                         i = 0; /* show first entry by default */
1969                         }
1970                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1971                                           cred->domain[i]);
1972                         if (os_snprintf_error(end - pos, ret))
1973                                 return pos - buf;
1974                         pos += ret;
1975
1976                 no_domain:
1977                         if (wpa_s->current_bss == NULL ||
1978                             wpa_s->current_bss->anqp == NULL)
1979                                 res = -1;
1980                         else
1981                                 res = interworking_home_sp_cred(
1982                                         wpa_s, cred,
1983                                         wpa_s->current_bss->anqp->domain_name);
1984                         if (res > 0)
1985                                 type = "home";
1986                         else if (res == 0)
1987                                 type = "roaming";
1988                         else
1989                                 type = "unknown";
1990
1991                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1992                         if (os_snprintf_error(end - pos, ret))
1993                                 return pos - buf;
1994                         pos += ret;
1995
1996                         break;
1997                 }
1998         }
1999 #endif /* CONFIG_HS20 */
2000
2001         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2002             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2003                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2004                                           verbose);
2005                 if (res >= 0)
2006                         pos += res;
2007         }
2008
2009         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2010         if (sess_id) {
2011                 char *start = pos;
2012
2013                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2014                 if (os_snprintf_error(end - pos, ret))
2015                         return start - buf;
2016                 pos += ret;
2017                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2018                 if (ret <= 0)
2019                         return start - buf;
2020                 pos += ret;
2021                 ret = os_snprintf(pos, end - pos, "\n");
2022                 if (os_snprintf_error(end - pos, ret))
2023                         return start - buf;
2024                 pos += ret;
2025         }
2026
2027         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2028         if (res >= 0)
2029                 pos += res;
2030
2031 #ifdef CONFIG_WPS
2032         {
2033                 char uuid_str[100];
2034                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2035                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2036                 if (os_snprintf_error(end - pos, ret))
2037                         return pos - buf;
2038                 pos += ret;
2039         }
2040 #endif /* CONFIG_WPS */
2041
2042 #ifdef ANDROID
2043         /*
2044          * Allow using the STATUS command with default behavior, say for debug,
2045          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2046          * events with STATUS-NO_EVENTS.
2047          */
2048         if (os_strcmp(params, "-NO_EVENTS")) {
2049                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2050                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2051                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2052                              wpa_s->wpa_state,
2053                              MAC2STR(wpa_s->bssid),
2054                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2055                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
2056                                           wpa_s->current_ssid->ssid_len) : "");
2057                 if (wpa_s->wpa_state == WPA_COMPLETED) {
2058                         struct wpa_ssid *ssid = wpa_s->current_ssid;
2059                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2060                                      "- connection to " MACSTR
2061                                      " completed %s [id=%d id_str=%s]",
2062                                      MAC2STR(wpa_s->bssid), "(auth)",
2063                                      ssid ? ssid->id : -1,
2064                                      ssid && ssid->id_str ? ssid->id_str : "");
2065                 }
2066         }
2067 #endif /* ANDROID */
2068
2069         return pos - buf;
2070 }
2071
2072
2073 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2074                                            char *cmd)
2075 {
2076         char *pos;
2077         int id;
2078         struct wpa_ssid *ssid;
2079         u8 bssid[ETH_ALEN];
2080
2081         /* cmd: "<network id> <BSSID>" */
2082         pos = os_strchr(cmd, ' ');
2083         if (pos == NULL)
2084                 return -1;
2085         *pos++ = '\0';
2086         id = atoi(cmd);
2087         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2088         if (hwaddr_aton(pos, bssid)) {
2089                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2090                 return -1;
2091         }
2092
2093         ssid = wpa_config_get_network(wpa_s->conf, id);
2094         if (ssid == NULL) {
2095                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2096                            "to update", id);
2097                 return -1;
2098         }
2099
2100         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2101         ssid->bssid_set = !is_zero_ether_addr(bssid);
2102
2103         return 0;
2104 }
2105
2106
2107 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2108                                                char *cmd, char *buf,
2109                                                size_t buflen)
2110 {
2111         u8 bssid[ETH_ALEN];
2112         struct wpa_blacklist *e;
2113         char *pos, *end;
2114         int ret;
2115
2116         /* cmd: "BLACKLIST [<BSSID>]" */
2117         if (*cmd == '\0') {
2118                 pos = buf;
2119                 end = buf + buflen;
2120                 e = wpa_s->blacklist;
2121                 while (e) {
2122                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2123                                           MAC2STR(e->bssid));
2124                         if (os_snprintf_error(end - pos, ret))
2125                                 return pos - buf;
2126                         pos += ret;
2127                         e = e->next;
2128                 }
2129                 return pos - buf;
2130         }
2131
2132         cmd++;
2133         if (os_strncmp(cmd, "clear", 5) == 0) {
2134                 wpa_blacklist_clear(wpa_s);
2135                 os_memcpy(buf, "OK\n", 3);
2136                 return 3;
2137         }
2138
2139         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2140         if (hwaddr_aton(cmd, bssid)) {
2141                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2142                 return -1;
2143         }
2144
2145         /*
2146          * Add the BSSID twice, so its count will be 2, causing it to be
2147          * skipped when processing scan results.
2148          */
2149         ret = wpa_blacklist_add(wpa_s, bssid);
2150         if (ret < 0)
2151                 return -1;
2152         ret = wpa_blacklist_add(wpa_s, bssid);
2153         if (ret < 0)
2154                 return -1;
2155         os_memcpy(buf, "OK\n", 3);
2156         return 3;
2157 }
2158
2159
2160 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2161                                                char *cmd, char *buf,
2162                                                size_t buflen)
2163 {
2164         char *pos, *end, *stamp;
2165         int ret;
2166
2167         /* cmd: "LOG_LEVEL [<level>]" */
2168         if (*cmd == '\0') {
2169                 pos = buf;
2170                 end = buf + buflen;
2171                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2172                                   "Timestamp: %d\n",
2173                                   debug_level_str(wpa_debug_level),
2174                                   wpa_debug_timestamp);
2175                 if (os_snprintf_error(end - pos, ret))
2176                         ret = 0;
2177
2178                 return ret;
2179         }
2180
2181         while (*cmd == ' ')
2182                 cmd++;
2183
2184         stamp = os_strchr(cmd, ' ');
2185         if (stamp) {
2186                 *stamp++ = '\0';
2187                 while (*stamp == ' ') {
2188                         stamp++;
2189                 }
2190         }
2191
2192         if (os_strlen(cmd)) {
2193                 int level = str_to_debug_level(cmd);
2194                 if (level < 0)
2195                         return -1;
2196                 wpa_debug_level = level;
2197         }
2198
2199         if (stamp && os_strlen(stamp))
2200                 wpa_debug_timestamp = atoi(stamp);
2201
2202         os_memcpy(buf, "OK\n", 3);
2203         return 3;
2204 }
2205
2206
2207 static int wpa_supplicant_ctrl_iface_list_networks(
2208         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2209 {
2210         char *pos, *end, *prev;
2211         struct wpa_ssid *ssid;
2212         int ret;
2213
2214         pos = buf;
2215         end = buf + buflen;
2216         ret = os_snprintf(pos, end - pos,
2217                           "network id / ssid / bssid / flags\n");
2218         if (os_snprintf_error(end - pos, ret))
2219                 return pos - buf;
2220         pos += ret;
2221
2222         ssid = wpa_s->conf->ssid;
2223
2224         /* skip over ssids until we find next one */
2225         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2226                 int last_id = atoi(cmd + 8);
2227                 if (last_id != -1) {
2228                         while (ssid != NULL && ssid->id <= last_id) {
2229                                 ssid = ssid->next;
2230                         }
2231                 }
2232         }
2233
2234         while (ssid) {
2235                 prev = pos;
2236                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2237                                   ssid->id,
2238                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2239                 if (os_snprintf_error(end - pos, ret))
2240                         return prev - buf;
2241                 pos += ret;
2242                 if (ssid->bssid_set) {
2243                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2244                                           MAC2STR(ssid->bssid));
2245                 } else {
2246                         ret = os_snprintf(pos, end - pos, "\tany");
2247                 }
2248                 if (os_snprintf_error(end - pos, ret))
2249                         return prev - buf;
2250                 pos += ret;
2251                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2252                                   ssid == wpa_s->current_ssid ?
2253                                   "[CURRENT]" : "",
2254                                   ssid->disabled ? "[DISABLED]" : "",
2255                                   ssid->disabled_until.sec ?
2256                                   "[TEMP-DISABLED]" : "",
2257                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2258                                   "");
2259                 if (os_snprintf_error(end - pos, ret))
2260                         return prev - buf;
2261                 pos += ret;
2262                 ret = os_snprintf(pos, end - pos, "\n");
2263                 if (os_snprintf_error(end - pos, ret))
2264                         return prev - buf;
2265                 pos += ret;
2266
2267                 ssid = ssid->next;
2268         }
2269
2270         return pos - buf;
2271 }
2272
2273
2274 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2275 {
2276         int ret;
2277         ret = os_snprintf(pos, end - pos, "-");
2278         if (os_snprintf_error(end - pos, ret))
2279                 return pos;
2280         pos += ret;
2281         ret = wpa_write_ciphers(pos, end, cipher, "+");
2282         if (ret < 0)
2283                 return pos;
2284         pos += ret;
2285         return pos;
2286 }
2287
2288
2289 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2290                                     const u8 *ie, size_t ie_len)
2291 {
2292         struct wpa_ie_data data;
2293         char *start;
2294         int ret;
2295
2296         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2297         if (os_snprintf_error(end - pos, ret))
2298                 return pos;
2299         pos += ret;
2300
2301         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2302                 ret = os_snprintf(pos, end - pos, "?]");
2303                 if (os_snprintf_error(end - pos, ret))
2304                         return pos;
2305                 pos += ret;
2306                 return pos;
2307         }
2308
2309         start = pos;
2310         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2311                 ret = os_snprintf(pos, end - pos, "%sEAP",
2312                                   pos == start ? "" : "+");
2313                 if (os_snprintf_error(end - pos, ret))
2314                         return pos;
2315                 pos += ret;
2316         }
2317         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2318                 ret = os_snprintf(pos, end - pos, "%sPSK",
2319                                   pos == start ? "" : "+");
2320                 if (os_snprintf_error(end - pos, ret))
2321                         return pos;
2322                 pos += ret;
2323         }
2324         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2325                 ret = os_snprintf(pos, end - pos, "%sNone",
2326                                   pos == start ? "" : "+");
2327                 if (os_snprintf_error(end - pos, ret))
2328                         return pos;
2329                 pos += ret;
2330         }
2331         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2332                 ret = os_snprintf(pos, end - pos, "%sSAE",
2333                                   pos == start ? "" : "+");
2334                 if (os_snprintf_error(end - pos, ret))
2335                         return pos;
2336                 pos += ret;
2337         }
2338 #ifdef CONFIG_IEEE80211R
2339         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2340                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2341                                   pos == start ? "" : "+");
2342                 if (os_snprintf_error(end - pos, ret))
2343                         return pos;
2344                 pos += ret;
2345         }
2346         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2347                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2348                                   pos == start ? "" : "+");
2349                 if (os_snprintf_error(end - pos, ret))
2350                         return pos;
2351                 pos += ret;
2352         }
2353         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2354                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2355                                   pos == start ? "" : "+");
2356                 if (os_snprintf_error(end - pos, ret))
2357                         return pos;
2358                 pos += ret;
2359         }
2360 #endif /* CONFIG_IEEE80211R */
2361 #ifdef CONFIG_IEEE80211W
2362         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2363                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2364                                   pos == start ? "" : "+");
2365                 if (os_snprintf_error(end - pos, ret))
2366                         return pos;
2367                 pos += ret;
2368         }
2369         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2370                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2371                                   pos == start ? "" : "+");
2372                 if (os_snprintf_error(end - pos, ret))
2373                         return pos;
2374                 pos += ret;
2375         }
2376 #endif /* CONFIG_IEEE80211W */
2377
2378 #ifdef CONFIG_SUITEB
2379         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2380                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2381                                   pos == start ? "" : "+");
2382                 if (os_snprintf_error(end - pos, ret))
2383                         return pos;
2384                 pos += ret;
2385         }
2386 #endif /* CONFIG_SUITEB */
2387
2388 #ifdef CONFIG_SUITEB192
2389         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2390                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2391                                   pos == start ? "" : "+");
2392                 if (os_snprintf_error(end - pos, ret))
2393                         return pos;
2394                 pos += ret;
2395         }
2396 #endif /* CONFIG_SUITEB192 */
2397
2398         if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2399                 ret = os_snprintf(pos, end - pos, "%sOSEN",
2400                                   pos == start ? "" : "+");
2401                 if (os_snprintf_error(end - pos, ret))
2402                         return pos;
2403                 pos += ret;
2404         }
2405
2406         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2407
2408         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2409                 ret = os_snprintf(pos, end - pos, "-preauth");
2410                 if (os_snprintf_error(end - pos, ret))
2411                         return pos;
2412                 pos += ret;
2413         }
2414
2415         ret = os_snprintf(pos, end - pos, "]");
2416         if (os_snprintf_error(end - pos, ret))
2417                 return pos;
2418         pos += ret;
2419
2420         return pos;
2421 }
2422
2423
2424 #ifdef CONFIG_WPS
2425 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2426                                             char *pos, char *end,
2427                                             struct wpabuf *wps_ie)
2428 {
2429         int ret;
2430         const char *txt;
2431
2432         if (wps_ie == NULL)
2433                 return pos;
2434         if (wps_is_selected_pbc_registrar(wps_ie))
2435                 txt = "[WPS-PBC]";
2436         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2437                 txt = "[WPS-AUTH]";
2438         else if (wps_is_selected_pin_registrar(wps_ie))
2439                 txt = "[WPS-PIN]";
2440         else
2441                 txt = "[WPS]";
2442
2443         ret = os_snprintf(pos, end - pos, "%s", txt);
2444         if (!os_snprintf_error(end - pos, ret))
2445                 pos += ret;
2446         wpabuf_free(wps_ie);
2447         return pos;
2448 }
2449 #endif /* CONFIG_WPS */
2450
2451
2452 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2453                                         char *pos, char *end,
2454                                         const struct wpa_bss *bss)
2455 {
2456 #ifdef CONFIG_WPS
2457         struct wpabuf *wps_ie;
2458         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2459         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2460 #else /* CONFIG_WPS */
2461         return pos;
2462 #endif /* CONFIG_WPS */
2463 }
2464
2465
2466 /* Format one result on one text line into a buffer. */
2467 static int wpa_supplicant_ctrl_iface_scan_result(
2468         struct wpa_supplicant *wpa_s,
2469         const struct wpa_bss *bss, char *buf, size_t buflen)
2470 {
2471         char *pos, *end;
2472         int ret;
2473         const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2474
2475         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2476         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2477         if (!p2p)
2478                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2479         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2480             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2481             0)
2482                 return 0; /* Do not show P2P listen discovery results here */
2483
2484         pos = buf;
2485         end = buf + buflen;
2486
2487         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2488                           MAC2STR(bss->bssid), bss->freq, bss->level);
2489         if (os_snprintf_error(end - pos, ret))
2490                 return -1;
2491         pos += ret;
2492         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2493         if (ie)
2494                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2495         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2496         if (ie2) {
2497                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2498                                             ie2, 2 + ie2[1]);
2499         }
2500         osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2501         if (osen_ie)
2502                 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2503                                             osen_ie, 2 + osen_ie[1]);
2504         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2505         if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2506                 ret = os_snprintf(pos, end - pos, "[WEP]");
2507                 if (os_snprintf_error(end - pos, ret))
2508                         return -1;
2509                 pos += ret;
2510         }
2511         if (mesh) {
2512                 ret = os_snprintf(pos, end - pos, "[MESH]");
2513                 if (os_snprintf_error(end - pos, ret))
2514                         return -1;
2515                 pos += ret;
2516         }
2517         if (bss_is_dmg(bss)) {
2518                 const char *s;
2519                 ret = os_snprintf(pos, end - pos, "[DMG]");
2520                 if (os_snprintf_error(end - pos, ret))
2521                         return -1;
2522                 pos += ret;
2523                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2524                 case IEEE80211_CAP_DMG_IBSS:
2525                         s = "[IBSS]";
2526                         break;
2527                 case IEEE80211_CAP_DMG_AP:
2528                         s = "[ESS]";
2529                         break;
2530                 case IEEE80211_CAP_DMG_PBSS:
2531                         s = "[PBSS]";
2532                         break;
2533                 default:
2534                         s = "";
2535                         break;
2536                 }
2537                 ret = os_snprintf(pos, end - pos, "%s", s);
2538                 if (os_snprintf_error(end - pos, ret))
2539                         return -1;
2540                 pos += ret;
2541         } else {
2542                 if (bss->caps & IEEE80211_CAP_IBSS) {
2543                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2544                         if (os_snprintf_error(end - pos, ret))
2545                                 return -1;
2546                         pos += ret;
2547                 }
2548                 if (bss->caps & IEEE80211_CAP_ESS) {
2549                         ret = os_snprintf(pos, end - pos, "[ESS]");
2550                         if (os_snprintf_error(end - pos, ret))
2551                                 return -1;
2552                         pos += ret;
2553                 }
2554         }
2555         if (p2p) {
2556                 ret = os_snprintf(pos, end - pos, "[P2P]");
2557                 if (os_snprintf_error(end - pos, ret))
2558                         return -1;
2559                 pos += ret;
2560         }
2561 #ifdef CONFIG_HS20
2562         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2563                 ret = os_snprintf(pos, end - pos, "[HS20]");
2564                 if (os_snprintf_error(end - pos, ret))
2565                         return -1;
2566                 pos += ret;
2567         }
2568 #endif /* CONFIG_HS20 */
2569 #ifdef CONFIG_FST
2570         if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2571                 ret = os_snprintf(pos, end - pos, "[FST]");
2572                 if (os_snprintf_error(end - pos, ret))
2573                         return -1;
2574                 pos += ret;
2575         }
2576 #endif /* CONFIG_FST */
2577
2578         ret = os_snprintf(pos, end - pos, "\t%s",
2579                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2580         if (os_snprintf_error(end - pos, ret))
2581                 return -1;
2582         pos += ret;
2583
2584         ret = os_snprintf(pos, end - pos, "\n");
2585         if (os_snprintf_error(end - pos, ret))
2586                 return -1;
2587         pos += ret;
2588
2589         return pos - buf;
2590 }
2591
2592
2593 static int wpa_supplicant_ctrl_iface_scan_results(
2594         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2595 {
2596         char *pos, *end;
2597         struct wpa_bss *bss;
2598         int ret;
2599
2600         pos = buf;
2601         end = buf + buflen;
2602         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2603                           "flags / ssid\n");
2604         if (os_snprintf_error(end - pos, ret))
2605                 return pos - buf;
2606         pos += ret;
2607
2608         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2609                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2610                                                             end - pos);
2611                 if (ret < 0 || ret >= end - pos)
2612                         return pos - buf;
2613                 pos += ret;
2614         }
2615
2616         return pos - buf;
2617 }
2618
2619
2620 #ifdef CONFIG_MESH
2621
2622 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2623         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2624 {
2625         char *pos, ifname[IFNAMSIZ + 1];
2626
2627         ifname[0] = '\0';
2628
2629         pos = os_strstr(cmd, "ifname=");
2630         if (pos) {
2631                 pos += 7;
2632                 os_strlcpy(ifname, pos, sizeof(ifname));
2633         }
2634
2635         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2636                 return -1;
2637
2638         os_strlcpy(reply, ifname, max_len);
2639         return os_strlen(ifname);
2640 }
2641
2642
2643 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2644         struct wpa_supplicant *wpa_s, char *cmd)
2645 {
2646         int id;
2647         struct wpa_ssid *ssid;
2648
2649         id = atoi(cmd);
2650         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2651
2652         ssid = wpa_config_get_network(wpa_s->conf, id);
2653         if (ssid == NULL) {
2654                 wpa_printf(MSG_DEBUG,
2655                            "CTRL_IFACE: Could not find network id=%d", id);
2656                 return -1;
2657         }
2658         if (ssid->mode != WPAS_MODE_MESH) {
2659                 wpa_printf(MSG_DEBUG,
2660                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2661                 return -1;
2662         }
2663         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2664             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2665                 wpa_printf(MSG_ERROR,
2666                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2667                 return -1;
2668         }
2669
2670         /*
2671          * TODO: If necessary write our own group_add function,
2672          * for now we can reuse select_network
2673          */
2674         wpa_supplicant_select_network(wpa_s, ssid);
2675
2676         return 0;
2677 }
2678
2679
2680 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2681         struct wpa_supplicant *wpa_s, char *cmd)
2682 {
2683         struct wpa_supplicant *orig;
2684         struct wpa_global *global;
2685         int found = 0;
2686
2687         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2688
2689         global = wpa_s->global;
2690         orig = wpa_s;
2691
2692         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2693                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2694                         found = 1;
2695                         break;
2696                 }
2697         }
2698         if (!found) {
2699                 wpa_printf(MSG_ERROR,
2700                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2701                            cmd);
2702                 return -1;
2703         }
2704         if (wpa_s->mesh_if_created && wpa_s == orig) {
2705                 wpa_printf(MSG_ERROR,
2706                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2707                 return -1;
2708         }
2709
2710         wpa_s->reassociate = 0;
2711         wpa_s->disconnected = 1;
2712         wpa_supplicant_cancel_sched_scan(wpa_s);
2713         wpa_supplicant_cancel_scan(wpa_s);
2714
2715         /*
2716          * TODO: If necessary write our own group_remove function,
2717          * for now we can reuse deauthenticate
2718          */
2719         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2720
2721         if (wpa_s->mesh_if_created)
2722                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2723
2724         return 0;
2725 }
2726
2727 #endif /* CONFIG_MESH */
2728
2729
2730 static int wpa_supplicant_ctrl_iface_select_network(
2731         struct wpa_supplicant *wpa_s, char *cmd)
2732 {
2733         int id;
2734         struct wpa_ssid *ssid;
2735         char *pos;
2736
2737         /* cmd: "<network id>" or "any" */
2738         if (os_strncmp(cmd, "any", 3) == 0) {
2739                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2740                 ssid = NULL;
2741         } else {
2742                 id = atoi(cmd);
2743                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2744
2745                 ssid = wpa_config_get_network(wpa_s->conf, id);
2746                 if (ssid == NULL) {
2747                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2748                                    "network id=%d", id);
2749                         return -1;
2750                 }
2751                 if (ssid->disabled == 2) {
2752                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2753                                    "SELECT_NETWORK with persistent P2P group");
2754                         return -1;
2755                 }
2756         }
2757
2758         pos = os_strstr(cmd, " freq=");
2759         if (pos) {
2760                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2761                 if (freqs) {
2762                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2763                         os_free(wpa_s->manual_scan_freqs);
2764                         wpa_s->manual_scan_freqs = freqs;
2765                 }
2766         }
2767
2768         wpa_s->scan_min_time.sec = 0;
2769         wpa_s->scan_min_time.usec = 0;
2770         wpa_supplicant_select_network(wpa_s, ssid);
2771
2772         return 0;
2773 }
2774
2775
2776 static int wpa_supplicant_ctrl_iface_enable_network(
2777         struct wpa_supplicant *wpa_s, char *cmd)
2778 {
2779         int id;
2780         struct wpa_ssid *ssid;
2781
2782         /* cmd: "<network id>" or "all" */
2783         if (os_strcmp(cmd, "all") == 0) {
2784                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2785                 ssid = NULL;
2786         } else {
2787                 id = atoi(cmd);
2788                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2789
2790                 ssid = wpa_config_get_network(wpa_s->conf, id);
2791                 if (ssid == NULL) {
2792                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2793                                    "network id=%d", id);
2794                         return -1;
2795                 }
2796                 if (ssid->disabled == 2) {
2797                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2798                                    "ENABLE_NETWORK with persistent P2P group");
2799                         return -1;
2800                 }
2801
2802                 if (os_strstr(cmd, " no-connect")) {
2803                         ssid->disabled = 0;
2804                         return 0;
2805                 }
2806         }
2807         wpa_s->scan_min_time.sec = 0;
2808         wpa_s->scan_min_time.usec = 0;
2809         wpa_supplicant_enable_network(wpa_s, ssid);
2810
2811         return 0;
2812 }
2813
2814
2815 static int wpa_supplicant_ctrl_iface_disable_network(
2816         struct wpa_supplicant *wpa_s, char *cmd)
2817 {
2818         int id;
2819         struct wpa_ssid *ssid;
2820
2821         /* cmd: "<network id>" or "all" */
2822         if (os_strcmp(cmd, "all") == 0) {
2823                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2824                 ssid = NULL;
2825         } else {
2826                 id = atoi(cmd);
2827                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2828
2829                 ssid = wpa_config_get_network(wpa_s->conf, id);
2830                 if (ssid == NULL) {
2831                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2832                                    "network id=%d", id);
2833                         return -1;
2834                 }
2835                 if (ssid->disabled == 2) {
2836                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2837                                    "DISABLE_NETWORK with persistent P2P "
2838                                    "group");
2839                         return -1;
2840                 }
2841         }
2842         wpa_supplicant_disable_network(wpa_s, ssid);
2843
2844         return 0;
2845 }
2846
2847
2848 static int wpa_supplicant_ctrl_iface_add_network(
2849         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2850 {
2851         struct wpa_ssid *ssid;
2852         int ret;
2853
2854         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2855
2856         ssid = wpa_config_add_network(wpa_s->conf);
2857         if (ssid == NULL)
2858                 return -1;
2859
2860         wpas_notify_network_added(wpa_s, ssid);
2861
2862         ssid->disabled = 1;
2863         wpa_config_set_network_defaults(ssid);
2864
2865         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2866         if (os_snprintf_error(buflen, ret))
2867                 return -1;
2868         return ret;
2869 }
2870
2871
2872 static int wpa_supplicant_ctrl_iface_remove_network(
2873         struct wpa_supplicant *wpa_s, char *cmd)
2874 {
2875         int id;
2876         struct wpa_ssid *ssid;
2877         int was_disabled;
2878
2879         /* cmd: "<network id>" or "all" */
2880         if (os_strcmp(cmd, "all") == 0) {
2881                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2882                 if (wpa_s->sched_scanning)
2883                         wpa_supplicant_cancel_sched_scan(wpa_s);
2884
2885                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2886                 if (wpa_s->current_ssid) {
2887 #ifdef CONFIG_SME
2888                         wpa_s->sme.prev_bssid_set = 0;
2889 #endif /* CONFIG_SME */
2890                         wpa_sm_set_config(wpa_s->wpa, NULL);
2891                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2892                         if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2893                                 wpa_s->own_disconnect_req = 1;
2894                         wpa_supplicant_deauthenticate(
2895                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2896                 }
2897                 ssid = wpa_s->conf->ssid;
2898                 while (ssid) {
2899                         struct wpa_ssid *remove_ssid = ssid;
2900                         id = ssid->id;
2901                         ssid = ssid->next;
2902                         if (wpa_s->last_ssid == remove_ssid)
2903                                 wpa_s->last_ssid = NULL;
2904                         wpas_notify_network_removed(wpa_s, remove_ssid);
2905                         wpa_config_remove_network(wpa_s->conf, id);
2906                 }
2907                 return 0;
2908         }
2909
2910         id = atoi(cmd);
2911         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2912
2913         ssid = wpa_config_get_network(wpa_s->conf, id);
2914         if (ssid)
2915                 wpas_notify_network_removed(wpa_s, ssid);
2916         if (ssid == NULL) {
2917                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2918                            "id=%d", id);
2919                 return -1;
2920         }
2921
2922         if (wpa_s->last_ssid == ssid)
2923                 wpa_s->last_ssid = NULL;
2924
2925         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2926 #ifdef CONFIG_SME
2927                 wpa_s->sme.prev_bssid_set = 0;
2928 #endif /* CONFIG_SME */
2929                 /*
2930                  * Invalidate the EAP session cache if the current or
2931                  * previously used network is removed.
2932                  */
2933                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2934         }
2935
2936         if (ssid == wpa_s->current_ssid) {
2937                 wpa_sm_set_config(wpa_s->wpa, NULL);
2938                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2939
2940                 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2941                         wpa_s->own_disconnect_req = 1;
2942                 wpa_supplicant_deauthenticate(wpa_s,
2943                                               WLAN_REASON_DEAUTH_LEAVING);
2944         }
2945
2946         was_disabled = ssid->disabled;
2947
2948         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2949                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2950                            "network id=%d", id);
2951                 return -1;
2952         }
2953
2954         if (!was_disabled && wpa_s->sched_scanning) {
2955                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2956                            "network from filters");
2957                 wpa_supplicant_cancel_sched_scan(wpa_s);
2958                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2959         }
2960
2961         return 0;
2962 }
2963
2964
2965 static int wpa_supplicant_ctrl_iface_update_network(
2966         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2967         char *name, char *value)
2968 {
2969         if (wpa_config_set(ssid, name, value, 0) < 0) {
2970                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2971                            "variable '%s'", name);
2972                 return -1;
2973         }
2974
2975         if (os_strcmp(name, "bssid") != 0 &&
2976             os_strcmp(name, "priority") != 0)
2977                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2978
2979         if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2980                 /*
2981                  * Invalidate the EAP session cache if anything in the current
2982                  * or previously used configuration changes.
2983                  */
2984                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2985         }
2986
2987         if ((os_strcmp(name, "psk") == 0 &&
2988              value[0] == '"' && ssid->ssid_len) ||
2989             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2990                 wpa_config_update_psk(ssid);
2991         else if (os_strcmp(name, "priority") == 0)
2992                 wpa_config_update_prio_list(wpa_s->conf);
2993
2994         return 0;
2995 }
2996
2997
2998 static int wpa_supplicant_ctrl_iface_set_network(
2999         struct wpa_supplicant *wpa_s, char *cmd)
3000 {
3001         int id, ret, prev_bssid_set, prev_disabled;
3002         struct wpa_ssid *ssid;
3003         char *name, *value;
3004         u8 prev_bssid[ETH_ALEN];
3005
3006         /* cmd: "<network id> <variable name> <value>" */
3007         name = os_strchr(cmd, ' ');
3008         if (name == NULL)
3009                 return -1;
3010         *name++ = '\0';
3011
3012         value = os_strchr(name, ' ');
3013         if (value == NULL)
3014                 return -1;
3015         *value++ = '\0';
3016
3017         id = atoi(cmd);
3018         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3019                    id, name);
3020         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3021                               (u8 *) value, os_strlen(value));
3022
3023         ssid = wpa_config_get_network(wpa_s->conf, id);
3024         if (ssid == NULL) {
3025                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3026                            "id=%d", id);
3027                 return -1;
3028         }
3029
3030         prev_bssid_set = ssid->bssid_set;
3031         prev_disabled = ssid->disabled;
3032         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3033         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3034                                                        value);
3035         if (ret == 0 &&
3036             (ssid->bssid_set != prev_bssid_set ||
3037              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3038                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3039
3040         if (prev_disabled != ssid->disabled &&
3041             (prev_disabled == 2 || ssid->disabled == 2))
3042                 wpas_notify_network_type_changed(wpa_s, ssid);
3043
3044         return ret;
3045 }
3046
3047
3048 static int wpa_supplicant_ctrl_iface_get_network(
3049         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3050 {
3051         int id;
3052         size_t res;
3053         struct wpa_ssid *ssid;
3054         char *name, *value;
3055
3056         /* cmd: "<network id> <variable name>" */
3057         name = os_strchr(cmd, ' ');
3058         if (name == NULL || buflen == 0)
3059                 return -1;
3060         *name++ = '\0';
3061
3062         id = atoi(cmd);
3063         wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3064                    id, name);
3065
3066         ssid = wpa_config_get_network(wpa_s->conf, id);
3067         if (ssid == NULL) {
3068                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3069                            "id=%d", id);
3070                 return -1;
3071         }
3072
3073         value = wpa_config_get_no_key(ssid, name);
3074         if (value == NULL) {
3075                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3076                            "variable '%s'", name);
3077                 return -1;
3078         }
3079
3080         res = os_strlcpy(buf, value, buflen);
3081         if (res >= buflen) {
3082                 os_free(value);
3083                 return -1;
3084         }
3085
3086         os_free(value);
3087
3088         return res;
3089 }
3090
3091
3092 static int wpa_supplicant_ctrl_iface_dup_network(
3093         struct wpa_supplicant *wpa_s, char *cmd,
3094         struct wpa_supplicant *dst_wpa_s)
3095 {
3096         struct wpa_ssid *ssid_s, *ssid_d;
3097         char *name, *id, *value;
3098         int id_s, id_d, ret;
3099
3100         /* cmd: "<src network id> <dst network id> <variable name>" */
3101         id = os_strchr(cmd, ' ');
3102         if (id == NULL)
3103                 return -1;
3104         *id++ = '\0';
3105
3106         name = os_strchr(id, ' ');
3107         if (name == NULL)
3108                 return -1;
3109         *name++ = '\0';
3110
3111         id_s = atoi(cmd);
3112         id_d = atoi(id);
3113
3114         wpa_printf(MSG_DEBUG,
3115                    "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3116                    wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3117
3118         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3119         if (ssid_s == NULL) {
3120                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3121                            "network id=%d", id_s);
3122                 return -1;
3123         }
3124
3125         ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3126         if (ssid_d == NULL) {
3127                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3128                            "network id=%d", id_d);
3129                 return -1;
3130         }
3131
3132         value = wpa_config_get(ssid_s, name);
3133         if (value == NULL) {
3134                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3135                            "variable '%s'", name);
3136                 return -1;
3137         }
3138
3139         ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3140                                                        value);
3141
3142         os_free(value);
3143
3144         return ret;
3145 }
3146
3147
3148 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3149                                                 char *buf, size_t buflen)
3150 {
3151         char *pos, *end;
3152         struct wpa_cred *cred;
3153         int ret;
3154
3155         pos = buf;
3156         end = buf + buflen;
3157         ret = os_snprintf(pos, end - pos,
3158                           "cred id / realm / username / domain / imsi\n");
3159         if (os_snprintf_error(end - pos, ret))
3160                 return pos - buf;
3161         pos += ret;
3162
3163         cred = wpa_s->conf->cred;
3164         while (cred) {
3165                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3166                                   cred->id, cred->realm ? cred->realm : "",
3167                                   cred->username ? cred->username : "",
3168                                   cred->domain ? cred->domain[0] : "",
3169                                   cred->imsi ? cred->imsi : "");
3170                 if (os_snprintf_error(end - pos, ret))
3171                         return pos - buf;
3172                 pos += ret;
3173
3174                 cred = cred->next;
3175         }
3176
3177         return pos - buf;
3178 }
3179
3180
3181 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3182                                               char *buf, size_t buflen)
3183 {
3184         struct wpa_cred *cred;
3185         int ret;
3186
3187         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3188
3189         cred = wpa_config_add_cred(wpa_s->conf);
3190         if (cred == NULL)
3191                 return -1;
3192
3193         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3194
3195         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3196         if (os_snprintf_error(buflen, ret))
3197                 return -1;
3198         return ret;
3199 }
3200
3201
3202 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3203                                  struct wpa_cred *cred)
3204 {
3205         struct wpa_ssid *ssid;
3206         char str[20];
3207         int id;
3208
3209         if (cred == NULL) {
3210                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3211                 return -1;
3212         }
3213
3214         id = cred->id;
3215         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3216                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3217                 return -1;
3218         }
3219
3220         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3221
3222         /* Remove any network entry created based on the removed credential */
3223         ssid = wpa_s->conf->ssid;
3224         while (ssid) {
3225                 if (ssid->parent_cred == cred) {
3226                         int res;
3227
3228                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3229                                    "used the removed credential", ssid->id);
3230                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3231                         if (os_snprintf_error(sizeof(str), res))
3232                                 str[sizeof(str) - 1] = '\0';
3233                         ssid = ssid->next;
3234                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3235                 } else
3236                         ssid = ssid->next;
3237         }
3238
3239         return 0;
3240 }
3241
3242
3243 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3244                                                  char *cmd)
3245 {
3246         int id;
3247         struct wpa_cred *cred, *prev;
3248
3249         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3250          * "provisioning_sp=<FQDN> */
3251         if (os_strcmp(cmd, "all") == 0) {
3252                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3253                 cred = wpa_s->conf->cred;
3254                 while (cred) {
3255                         prev = cred;
3256                         cred = cred->next;
3257                         wpas_ctrl_remove_cred(wpa_s, prev);
3258                 }
3259                 return 0;
3260         }
3261
3262         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3263                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3264                            cmd + 8);
3265                 cred = wpa_s->conf->cred;
3266                 while (cred) {
3267                         prev = cred;
3268                         cred = cred->next;
3269                         if (prev->domain) {
3270                                 size_t i;
3271                                 for (i = 0; i < prev->num_domain; i++) {
3272                                         if (os_strcmp(prev->domain[i], cmd + 8)
3273                                             != 0)
3274                                                 continue;
3275                                         wpas_ctrl_remove_cred(wpa_s, prev);
3276                                         break;
3277                                 }
3278                         }
3279                 }
3280                 return 0;
3281         }
3282
3283         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3284                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3285                            cmd + 16);
3286                 cred = wpa_s->conf->cred;
3287                 while (cred) {
3288                         prev = cred;
3289                         cred = cred->next;
3290                         if (prev->provisioning_sp &&
3291                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3292                                 wpas_ctrl_remove_cred(wpa_s, prev);
3293                 }
3294                 return 0;
3295         }
3296
3297         id = atoi(cmd);
3298         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3299
3300         cred = wpa_config_get_cred(wpa_s->conf, id);
3301         return wpas_ctrl_remove_cred(wpa_s, cred);
3302 }
3303
3304
3305 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3306                                               char *cmd)
3307 {
3308         int id;
3309         struct wpa_cred *cred;
3310         char *name, *value;
3311
3312         /* cmd: "<cred id> <variable name> <value>" */
3313         name = os_strchr(cmd, ' ');
3314         if (name == NULL)
3315                 return -1;
3316         *name++ = '\0';
3317
3318         value = os_strchr(name, ' ');
3319         if (value == NULL)
3320                 return -1;
3321         *value++ = '\0';
3322
3323         id = atoi(cmd);
3324         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3325                    id, name);
3326         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3327                               (u8 *) value, os_strlen(value));
3328
3329         cred = wpa_config_get_cred(wpa_s->conf, id);
3330         if (cred == NULL) {
3331                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3332                            id);
3333                 return -1;
3334         }
3335
3336         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3337                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3338                            "variable '%s'", name);
3339                 return -1;
3340         }
3341
3342         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3343
3344         return 0;
3345 }
3346
3347
3348 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3349                                               char *cmd, char *buf,
3350                                               size_t buflen)
3351 {
3352         int id;
3353         size_t res;
3354         struct wpa_cred *cred;
3355         char *name, *value;
3356
3357         /* cmd: "<cred id> <variable name>" */
3358         name = os_strchr(cmd, ' ');
3359         if (name == NULL)
3360                 return -1;
3361         *name++ = '\0';
3362
3363         id = atoi(cmd);
3364         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3365                    id, name);
3366
3367         cred = wpa_config_get_cred(wpa_s->conf, id);
3368         if (cred == NULL) {
3369                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3370                            id);
3371                 return -1;
3372         }
3373
3374         value = wpa_config_get_cred_no_key(cred, name);
3375         if (value == NULL) {
3376                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3377                            name);
3378                 return -1;
3379         }
3380
3381         res = os_strlcpy(buf, value, buflen);
3382         if (res >= buflen) {
3383                 os_free(value);
3384                 return -1;
3385         }
3386
3387         os_free(value);
3388
3389         return res;
3390 }
3391
3392
3393 #ifndef CONFIG_NO_CONFIG_WRITE
3394 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3395 {
3396         int ret;
3397
3398         if (!wpa_s->conf->update_config) {
3399                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3400                            "to update configuration (update_config=0)");
3401                 return -1;
3402         }
3403
3404         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3405         if (ret) {
3406                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3407                            "update configuration");
3408         } else {
3409                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3410                            " updated");
3411         }
3412
3413         return ret;
3414 }
3415 #endif /* CONFIG_NO_CONFIG_WRITE */
3416
3417
3418 struct cipher_info {
3419         unsigned int capa;
3420         const char *name;
3421         int group_only;
3422 };
3423
3424 static const struct cipher_info ciphers[] = {
3425         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3426         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3427         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3428         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3429         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3430         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3431         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3432         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3433 };
3434
3435 static const struct cipher_info ciphers_group_mgmt[] = {
3436         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3437         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3438         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3439         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3440 };
3441
3442
3443 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3444                                               struct wpa_driver_capa *capa,
3445                                               char *buf, size_t buflen)
3446 {
3447         int ret;
3448         char *pos, *end;
3449         size_t len;
3450         unsigned int i;
3451
3452         pos = buf;
3453         end = pos + buflen;
3454
3455         if (res < 0) {
3456                 if (strict)
3457                         return 0;
3458                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3459                 if (len >= buflen)
3460                         return -1;
3461                 return len;
3462         }
3463
3464         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3465                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3466                         ret = os_snprintf(pos, end - pos, "%s%s",
3467                                           pos == buf ? "" : " ",
3468                                           ciphers[i].name);
3469                         if (os_snprintf_error(end - pos, ret))
3470                                 return pos - buf;
3471                         pos += ret;
3472                 }
3473         }
3474
3475         return pos - buf;
3476 }
3477
3478
3479 static int ctrl_iface_get_capability_group(int res, char *strict,
3480                                            struct wpa_driver_capa *capa,
3481                                            char *buf, size_t buflen)
3482 {
3483         int ret;
3484         char *pos, *end;
3485         size_t len;
3486         unsigned int i;
3487
3488         pos = buf;
3489         end = pos + buflen;
3490
3491         if (res < 0) {
3492                 if (strict)
3493                         return 0;
3494                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3495                 if (len >= buflen)
3496                         return -1;
3497                 return len;
3498         }
3499
3500         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3501                 if (capa->enc & ciphers[i].capa) {
3502                         ret = os_snprintf(pos, end - pos, "%s%s",
3503                                           pos == buf ? "" : " ",
3504                                           ciphers[i].name);
3505                         if (os_snprintf_error(end - pos, ret))
3506                                 return pos - buf;
3507                         pos += ret;
3508                 }
3509         }
3510
3511         return pos - buf;
3512 }
3513
3514
3515 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3516                                                 struct wpa_driver_capa *capa,
3517                                                 char *buf, size_t buflen)
3518 {
3519         int ret;
3520         char *pos, *end;
3521         unsigned int i;
3522
3523         pos = buf;
3524         end = pos + buflen;
3525
3526         if (res < 0)
3527                 return 0;
3528
3529         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3530                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3531                         ret = os_snprintf(pos, end - pos, "%s%s",
3532                                           pos == buf ? "" : " ",
3533                                           ciphers_group_mgmt[i].name);
3534                         if (os_snprintf_error(end - pos, ret))
3535                                 return pos - buf;
3536                         pos += ret;
3537                 }
3538         }
3539
3540         return pos - buf;
3541 }
3542
3543
3544 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3545                                               struct wpa_driver_capa *capa,
3546                                               char *buf, size_t buflen)
3547 {
3548         int ret;
3549         char *pos, *end;
3550         size_t len;
3551
3552         pos = buf;
3553         end = pos + buflen;
3554
3555         if (res < 0) {
3556                 if (strict)
3557                         return 0;
3558                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3559                                  "NONE", buflen);
3560                 if (len >= buflen)
3561                         return -1;
3562                 return len;
3563         }
3564
3565         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3566         if (os_snprintf_error(end - pos, ret))
3567                 return pos - buf;
3568         pos += ret;
3569
3570         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3571                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3572                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3573                 if (os_snprintf_error(end - pos, ret))
3574                         return pos - buf;
3575                 pos += ret;
3576         }
3577
3578         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3579                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3580                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3581                 if (os_snprintf_error(end - pos, ret))
3582                         return pos - buf;
3583                 pos += ret;
3584         }
3585
3586         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3587                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3588                 if (os_snprintf_error(end - pos, ret))
3589                         return pos - buf;
3590                 pos += ret;
3591         }
3592
3593 #ifdef CONFIG_SUITEB
3594         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3595                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3596                 if (os_snprintf_error(end - pos, ret))
3597                         return pos - buf;
3598                 pos += ret;
3599         }
3600 #endif /* CONFIG_SUITEB */
3601 #ifdef CONFIG_SUITEB192
3602         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3603                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3604                 if (os_snprintf_error(end - pos, ret))
3605                         return pos - buf;
3606                 pos += ret;
3607         }
3608 #endif /* CONFIG_SUITEB192 */
3609
3610         return pos - buf;
3611 }
3612
3613
3614 static int ctrl_iface_get_capability_proto(int res, char *strict,
3615                                            struct wpa_driver_capa *capa,
3616                                            char *buf, size_t buflen)
3617 {
3618         int ret;
3619         char *pos, *end;
3620         size_t len;
3621
3622         pos = buf;
3623         end = pos + buflen;
3624
3625         if (res < 0) {
3626                 if (strict)
3627                         return 0;
3628                 len = os_strlcpy(buf, "RSN WPA", buflen);
3629                 if (len >= buflen)
3630                         return -1;
3631                 return len;
3632         }
3633
3634         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3635                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3636                 ret = os_snprintf(pos, end - pos, "%sRSN",
3637                                   pos == buf ? "" : " ");
3638                 if (os_snprintf_error(end - pos, ret))
3639                         return pos - buf;
3640                 pos += ret;
3641         }
3642
3643         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3644                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3645                 ret = os_snprintf(pos, end - pos, "%sWPA",
3646                                   pos == buf ? "" : " ");
3647                 if (os_snprintf_error(end - pos, ret))
3648                         return pos - buf;
3649                 pos += ret;
3650         }
3651
3652         return pos - buf;
3653 }
3654
3655
3656 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3657                                               int res, char *strict,
3658                                               struct wpa_driver_capa *capa,
3659                                               char *buf, size_t buflen)
3660 {
3661         int ret;
3662         char *pos, *end;
3663         size_t len;
3664
3665         pos = buf;
3666         end = pos + buflen;
3667
3668         if (res < 0) {
3669                 if (strict)
3670                         return 0;
3671                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3672                 if (len >= buflen)
3673                         return -1;
3674                 return len;
3675         }
3676
3677         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3678                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3679                                   pos == buf ? "" : " ");
3680                 if (os_snprintf_error(end - pos, ret))
3681                         return pos - buf;
3682                 pos += ret;
3683         }
3684
3685         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3686                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3687                                   pos == buf ? "" : " ");
3688                 if (os_snprintf_error(end - pos, ret))
3689                         return pos - buf;
3690                 pos += ret;
3691         }
3692
3693         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3694                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3695                                   pos == buf ? "" : " ");
3696                 if (os_snprintf_error(end - pos, ret))
3697                         return pos - buf;
3698                 pos += ret;
3699         }
3700
3701 #ifdef CONFIG_SAE
3702         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3703                 ret = os_snprintf(pos, end - pos, "%sSAE",
3704                                   pos == buf ? "" : " ");
3705                 if (os_snprintf_error(end - pos, ret))
3706                         return pos - buf;
3707                 pos += ret;
3708         }
3709 #endif /* CONFIG_SAE */
3710
3711         return pos - buf;
3712 }
3713
3714
3715 static int ctrl_iface_get_capability_modes(int res, char *strict,
3716                                            struct wpa_driver_capa *capa,
3717                                            char *buf, size_t buflen)
3718 {
3719         int ret;
3720         char *pos, *end;
3721         size_t len;
3722
3723         pos = buf;
3724         end = pos + buflen;
3725
3726         if (res < 0) {
3727                 if (strict)
3728                         return 0;
3729                 len = os_strlcpy(buf, "IBSS AP", buflen);
3730                 if (len >= buflen)
3731                         return -1;
3732                 return len;
3733         }
3734
3735         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3736                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3737                                   pos == buf ? "" : " ");
3738                 if (os_snprintf_error(end - pos, ret))
3739                         return pos - buf;
3740                 pos += ret;
3741         }
3742
3743         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3744                 ret = os_snprintf(pos, end - pos, "%sAP",
3745                                   pos == buf ? "" : " ");
3746                 if (os_snprintf_error(end - pos, ret))
3747                         return pos - buf;
3748                 pos += ret;
3749         }
3750
3751 #ifdef CONFIG_MESH
3752         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3753                 ret = os_snprintf(pos, end - pos, "%sMESH",
3754                                   pos == buf ? "" : " ");
3755                 if (os_snprintf_error(end - pos, ret))
3756                         return pos - buf;
3757                 pos += ret;
3758         }
3759 #endif /* CONFIG_MESH */
3760
3761         return pos - buf;
3762 }
3763
3764
3765 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3766                                               char *buf, size_t buflen)
3767 {
3768         struct hostapd_channel_data *chnl;
3769         int ret, i, j;
3770         char *pos, *end, *hmode;
3771
3772         pos = buf;
3773         end = pos + buflen;
3774
3775         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3776                 switch (wpa_s->hw.modes[j].mode) {
3777                 case HOSTAPD_MODE_IEEE80211B:
3778                         hmode = "B";
3779                         break;
3780                 case HOSTAPD_MODE_IEEE80211G:
3781                         hmode = "G";
3782                         break;
3783                 case HOSTAPD_MODE_IEEE80211A:
3784                         hmode = "A";
3785                         break;
3786                 case HOSTAPD_MODE_IEEE80211AD:
3787                         hmode = "AD";
3788                         break;
3789                 default:
3790                         continue;
3791                 }
3792                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3793                 if (os_snprintf_error(end - pos, ret))
3794                         return pos - buf;
3795                 pos += ret;
3796                 chnl = wpa_s->hw.modes[j].channels;
3797                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3798                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3799                                 continue;
3800                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3801                         if (os_snprintf_error(end - pos, ret))
3802                                 return pos - buf;
3803                         pos += ret;
3804                 }
3805                 ret = os_snprintf(pos, end - pos, "\n");
3806                 if (os_snprintf_error(end - pos, ret))
3807                         return pos - buf;
3808                 pos += ret;
3809         }
3810
3811         return pos - buf;
3812 }
3813
3814
3815 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3816                                           char *buf, size_t buflen)
3817 {
3818         struct hostapd_channel_data *chnl;
3819         int ret, i, j;
3820         char *pos, *end, *hmode;
3821
3822         pos = buf;
3823         end = pos + buflen;
3824
3825         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3826                 switch (wpa_s->hw.modes[j].mode) {
3827                 case HOSTAPD_MODE_IEEE80211B:
3828                         hmode = "B";
3829                         break;
3830                 case HOSTAPD_MODE_IEEE80211G:
3831                         hmode = "G";
3832                         break;
3833                 case HOSTAPD_MODE_IEEE80211A:
3834                         hmode = "A";
3835                         break;
3836                 case HOSTAPD_MODE_IEEE80211AD:
3837                         hmode = "AD";
3838                         break;
3839                 default:
3840                         continue;
3841                 }
3842                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3843                                   hmode);
3844                 if (os_snprintf_error(end - pos, ret))
3845                         return pos - buf;
3846                 pos += ret;
3847                 chnl = wpa_s->hw.modes[j].channels;
3848                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3849                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3850                                 continue;
3851                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3852                                           chnl[i].chan, chnl[i].freq,
3853                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3854                                           " (NO_IR)" : "",
3855                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3856                                           " (DFS)" : "");
3857
3858                         if (os_snprintf_error(end - pos, ret))
3859                                 return pos - buf;
3860                         pos += ret;
3861                 }
3862                 ret = os_snprintf(pos, end - pos, "\n");
3863                 if (os_snprintf_error(end - pos, ret))
3864                         return pos - buf;
3865                 pos += ret;
3866         }
3867
3868         return pos - buf;
3869 }
3870
3871
3872 static int wpa_supplicant_ctrl_iface_get_capability(
3873         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3874         size_t buflen)
3875 {
3876         struct wpa_driver_capa capa;
3877         int res;
3878         char *strict;
3879         char field[30];
3880         size_t len;
3881
3882         /* Determine whether or not strict checking was requested */
3883         len = os_strlcpy(field, _field, sizeof(field));
3884         if (len >= sizeof(field))
3885                 return -1;
3886         strict = os_strchr(field, ' ');
3887         if (strict != NULL) {
3888                 *strict++ = '\0';
3889                 if (os_strcmp(strict, "strict") != 0)
3890                         return -1;
3891         }
3892
3893         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3894                 field, strict ? strict : "");
3895
3896         if (os_strcmp(field, "eap") == 0) {
3897                 return eap_get_names(buf, buflen);
3898         }
3899
3900         res = wpa_drv_get_capa(wpa_s, &capa);
3901
3902         if (os_strcmp(field, "pairwise") == 0)
3903                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3904                                                           buf, buflen);
3905
3906         if (os_strcmp(field, "group") == 0)
3907                 return ctrl_iface_get_capability_group(res, strict, &capa,
3908                                                        buf, buflen);
3909
3910         if (os_strcmp(field, "group_mgmt") == 0)
3911                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3912                                                             buf, buflen);
3913
3914         if (os_strcmp(field, "key_mgmt") == 0)
3915                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3916                                                           buf, buflen);
3917
3918         if (os_strcmp(field, "proto") == 0)
3919                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3920                                                        buf, buflen);
3921
3922         if (os_strcmp(field, "auth_alg") == 0)
3923                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3924                                                           &capa, buf, buflen);
3925
3926         if (os_strcmp(field, "modes") == 0)
3927                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3928                                                        buf, buflen);
3929
3930         if (os_strcmp(field, "channels") == 0)
3931                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3932
3933         if (os_strcmp(field, "freq") == 0)
3934                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3935
3936 #ifdef CONFIG_TDLS
3937         if (os_strcmp(field, "tdls") == 0)
3938                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3939 #endif /* CONFIG_TDLS */
3940
3941 #ifdef CONFIG_ERP
3942         if (os_strcmp(field, "erp") == 0) {
3943                 res = os_snprintf(buf, buflen, "ERP");
3944                 if (os_snprintf_error(buflen, res))
3945                         return -1;
3946                 return res;
3947         }
3948 #endif /* CONFIG_EPR */
3949
3950 #ifdef CONFIG_FIPS
3951         if (os_strcmp(field, "fips") == 0) {
3952                 res = os_snprintf(buf, buflen, "FIPS");
3953                 if (os_snprintf_error(buflen, res))
3954                         return -1;
3955                 return res;
3956         }
3957 #endif /* CONFIG_FIPS */
3958
3959 #ifdef CONFIG_ACS
3960         if (os_strcmp(field, "acs") == 0) {
3961                 res = os_snprintf(buf, buflen, "ACS");
3962                 if (os_snprintf_error(buflen, res))
3963                         return -1;
3964                 return res;
3965         }
3966 #endif /* CONFIG_ACS */
3967
3968         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3969                    field);
3970
3971         return -1;
3972 }
3973
3974
3975 #ifdef CONFIG_INTERWORKING
3976 static char * anqp_add_hex(char *pos, char *end, const char *title,
3977                            struct wpabuf *data)
3978 {
3979         char *start = pos;
3980         size_t i;
3981         int ret;
3982         const u8 *d;
3983
3984         if (data == NULL)
3985                 return start;
3986
3987         ret = os_snprintf(pos, end - pos, "%s=", title);
3988         if (os_snprintf_error(end - pos, ret))
3989                 return start;
3990         pos += ret;
3991
3992         d = wpabuf_head_u8(data);
3993         for (i = 0; i < wpabuf_len(data); i++) {
3994                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3995                 if (os_snprintf_error(end - pos, ret))
3996                         return start;
3997                 pos += ret;
3998         }
3999
4000         ret = os_snprintf(pos, end - pos, "\n");
4001         if (os_snprintf_error(end - pos, ret))
4002                 return start;
4003         pos += ret;
4004
4005         return pos;
4006 }
4007 #endif /* CONFIG_INTERWORKING */
4008
4009
4010 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4011                           unsigned long mask, char *buf, size_t buflen)
4012 {
4013         size_t i;
4014         int ret;
4015         char *pos, *end;
4016         const u8 *ie, *ie2, *osen_ie;
4017
4018         pos = buf;
4019         end = buf + buflen;
4020
4021         if (mask & WPA_BSS_MASK_ID) {
4022                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4023                 if (os_snprintf_error(end - pos, ret))
4024                         return 0;
4025                 pos += ret;
4026         }
4027
4028         if (mask & WPA_BSS_MASK_BSSID) {
4029                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4030                                   MAC2STR(bss->bssid));
4031                 if (os_snprintf_error(end - pos, ret))
4032                         return 0;
4033                 pos += ret;
4034         }
4035
4036         if (mask & WPA_BSS_MASK_FREQ) {
4037                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4038                 if (os_snprintf_error(end - pos, ret))
4039                         return 0;
4040                 pos += ret;
4041         }
4042
4043         if (mask & WPA_BSS_MASK_BEACON_INT) {
4044                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4045                                   bss->beacon_int);
4046                 if (os_snprintf_error(end - pos, ret))
4047                         return 0;
4048                 pos += ret;
4049         }
4050
4051         if (mask & WPA_BSS_MASK_CAPABILITIES) {
4052                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4053                                   bss->caps);
4054                 if (os_snprintf_error(end - pos, ret))
4055                         return 0;
4056                 pos += ret;
4057         }
4058
4059         if (mask & WPA_BSS_MASK_QUAL) {
4060                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4061                 if (os_snprintf_error(end - pos, ret))
4062                         return 0;
4063                 pos += ret;
4064         }
4065
4066         if (mask & WPA_BSS_MASK_NOISE) {
4067                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4068                 if (os_snprintf_error(end - pos, ret))
4069                         return 0;
4070                 pos += ret;
4071         }
4072
4073         if (mask & WPA_BSS_MASK_LEVEL) {
4074                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4075                 if (os_snprintf_error(end - pos, ret))
4076                         return 0;
4077                 pos += ret;
4078         }
4079
4080         if (mask & WPA_BSS_MASK_TSF) {
4081                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4082                                   (unsigned long long) bss->tsf);
4083                 if (os_snprintf_error(end - pos, ret))
4084                         return 0;
4085                 pos += ret;
4086         }
4087
4088         if (mask & WPA_BSS_MASK_AGE) {
4089                 struct os_reltime now;
4090
4091                 os_get_reltime(&now);
4092                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4093                                   (int) (now.sec - bss->last_update.sec));
4094                 if (os_snprintf_error(end - pos, ret))
4095                         return 0;
4096                 pos += ret;
4097         }
4098
4099         if (mask & WPA_BSS_MASK_IE) {
4100                 ret = os_snprintf(pos, end - pos, "ie=");
4101                 if (os_snprintf_error(end - pos, ret))
4102                         return 0;
4103                 pos += ret;
4104
4105                 ie = (const u8 *) (bss + 1);
4106                 for (i = 0; i < bss->ie_len; i++) {
4107                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4108                         if (os_snprintf_error(end - pos, ret))
4109                                 return 0;
4110                         pos += ret;
4111                 }
4112
4113                 ret = os_snprintf(pos, end - pos, "\n");
4114                 if (os_snprintf_error(end - pos, ret))
4115                         return 0;
4116                 pos += ret;
4117         }
4118
4119         if (mask & WPA_BSS_MASK_FLAGS) {
4120                 ret = os_snprintf(pos, end - pos, "flags=");
4121                 if (os_snprintf_error(end - pos, ret))
4122                         return 0;
4123                 pos += ret;
4124
4125                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4126                 if (ie)
4127                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4128                                                     2 + ie[1]);
4129                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4130                 if (ie2)
4131                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4132                                                     2 + ie2[1]);
4133                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4134                 if (osen_ie)
4135                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4136                                                     osen_ie, 2 + osen_ie[1]);
4137                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4138                 if (!ie && !ie2 && !osen_ie &&
4139                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4140                         ret = os_snprintf(pos, end - pos, "[WEP]");
4141                         if (os_snprintf_error(end - pos, ret))
4142                                 return 0;
4143                         pos += ret;
4144                 }
4145                 if (bss_is_dmg(bss)) {
4146                         const char *s;
4147                         ret = os_snprintf(pos, end - pos, "[DMG]");
4148                         if (os_snprintf_error(end - pos, ret))
4149                                 return 0;
4150                         pos += ret;
4151                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4152                         case IEEE80211_CAP_DMG_IBSS:
4153                                 s = "[IBSS]";
4154                                 break;
4155                         case IEEE80211_CAP_DMG_AP:
4156                                 s = "[ESS]";
4157                                 break;
4158                         case IEEE80211_CAP_DMG_PBSS:
4159                                 s = "[PBSS]";
4160                                 break;
4161                         default:
4162                                 s = "";
4163                                 break;
4164                         }
4165                         ret = os_snprintf(pos, end - pos, "%s", s);
4166                         if (os_snprintf_error(end - pos, ret))
4167                                 return 0;
4168                         pos += ret;
4169                 } else {
4170                         if (bss->caps & IEEE80211_CAP_IBSS) {
4171                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4172                                 if (os_snprintf_error(end - pos, ret))
4173                                         return 0;
4174                                 pos += ret;
4175                         }
4176                         if (bss->caps & IEEE80211_CAP_ESS) {
4177                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4178                                 if (os_snprintf_error(end - pos, ret))
4179                                         return 0;
4180                                 pos += ret;
4181                         }
4182                 }
4183                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4184                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4185                         ret = os_snprintf(pos, end - pos, "[P2P]");
4186                         if (os_snprintf_error(end - pos, ret))
4187                                 return 0;
4188                         pos += ret;
4189                 }
4190 #ifdef CONFIG_HS20
4191                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4192                         ret = os_snprintf(pos, end - pos, "[HS20]");
4193                         if (os_snprintf_error(end - pos, ret))
4194                                 return 0;
4195                         pos += ret;
4196                 }
4197 #endif /* CONFIG_HS20 */
4198
4199                 ret = os_snprintf(pos, end - pos, "\n");
4200                 if (os_snprintf_error(end - pos, ret))
4201                         return 0;
4202                 pos += ret;
4203         }
4204
4205         if (mask & WPA_BSS_MASK_SSID) {
4206                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4207                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4208                 if (os_snprintf_error(end - pos, ret))
4209                         return 0;
4210                 pos += ret;
4211         }
4212
4213 #ifdef CONFIG_WPS
4214         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4215                 ie = (const u8 *) (bss + 1);
4216                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4217                 if (ret >= end - pos)
4218                         return 0;
4219                 if (ret > 0)
4220                         pos += ret;
4221         }
4222 #endif /* CONFIG_WPS */
4223
4224 #ifdef CONFIG_P2P
4225         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4226                 ie = (const u8 *) (bss + 1);
4227                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4228                 if (ret < 0 || ret >= end - pos)
4229                         return 0;
4230                 pos += ret;
4231         }
4232 #endif /* CONFIG_P2P */
4233
4234 #ifdef CONFIG_WIFI_DISPLAY
4235         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4236                 struct wpabuf *wfd;
4237                 ie = (const u8 *) (bss + 1);
4238                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4239                                                   WFD_IE_VENDOR_TYPE);
4240                 if (wfd) {
4241                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4242                         if (os_snprintf_error(end - pos, ret)) {
4243                                 wpabuf_free(wfd);
4244                                 return 0;
4245                         }
4246                         pos += ret;
4247
4248                         pos += wpa_snprintf_hex(pos, end - pos,
4249                                                 wpabuf_head(wfd),
4250                                                 wpabuf_len(wfd));
4251                         wpabuf_free(wfd);
4252
4253                         ret = os_snprintf(pos, end - pos, "\n");
4254                         if (os_snprintf_error(end - pos, ret))
4255                                 return 0;
4256                         pos += ret;
4257                 }
4258         }
4259 #endif /* CONFIG_WIFI_DISPLAY */
4260
4261 #ifdef CONFIG_INTERWORKING
4262         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4263                 struct wpa_bss_anqp *anqp = bss->anqp;
4264                 struct wpa_bss_anqp_elem *elem;
4265
4266                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4267                                    anqp->capability_list);
4268                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4269                                    anqp->venue_name);
4270                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4271                                    anqp->network_auth_type);
4272                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4273                                    anqp->roaming_consortium);
4274                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4275                                    anqp->ip_addr_type_availability);
4276                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4277                                    anqp->nai_realm);
4278                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4279                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4280                                    anqp->domain_name);
4281 #ifdef CONFIG_HS20
4282                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4283                                    anqp->hs20_capability_list);
4284                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4285                                    anqp->hs20_operator_friendly_name);
4286                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4287                                    anqp->hs20_wan_metrics);
4288                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4289                                    anqp->hs20_connection_capability);
4290                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4291                                    anqp->hs20_operating_class);
4292                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4293                                    anqp->hs20_osu_providers_list);
4294 #endif /* CONFIG_HS20 */
4295
4296                 dl_list_for_each(elem, &anqp->anqp_elems,
4297                                  struct wpa_bss_anqp_elem, list) {
4298                         char title[20];
4299
4300                         os_snprintf(title, sizeof(title), "anqp[%u]",
4301                                     elem->infoid);
4302                         pos = anqp_add_hex(pos, end, title, elem->payload);
4303                 }
4304         }
4305 #endif /* CONFIG_INTERWORKING */
4306
4307 #ifdef CONFIG_MESH
4308         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4309                 ie = (const u8 *) (bss + 1);
4310                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4311                 if (ret < 0 || ret >= end - pos)
4312                         return 0;
4313                 pos += ret;
4314         }
4315 #endif /* CONFIG_MESH */
4316
4317         if (mask & WPA_BSS_MASK_SNR) {
4318                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4319                 if (os_snprintf_error(end - pos, ret))
4320                         return 0;
4321                 pos += ret;
4322         }
4323
4324         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4325                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4326                                   bss->est_throughput);
4327                 if (os_snprintf_error(end - pos, ret))
4328                         return 0;
4329                 pos += ret;
4330         }
4331
4332 #ifdef CONFIG_FST
4333         if (mask & WPA_BSS_MASK_FST) {
4334                 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4335                 if (ret < 0 || ret >= end - pos)
4336                         return 0;
4337                 pos += ret;
4338         }
4339 #endif /* CONFIG_FST */
4340
4341         if (mask & WPA_BSS_MASK_DELIM) {
4342                 ret = os_snprintf(pos, end - pos, "====\n");
4343                 if (os_snprintf_error(end - pos, ret))
4344                         return 0;
4345                 pos += ret;
4346         }
4347
4348         return pos - buf;
4349 }
4350
4351
4352 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4353                                          const char *cmd, char *buf,
4354                                          size_t buflen)
4355 {
4356         u8 bssid[ETH_ALEN];
4357         size_t i;
4358         struct wpa_bss *bss;
4359         struct wpa_bss *bsslast = NULL;
4360         struct dl_list *next;
4361         int ret = 0;
4362         int len;
4363         char *ctmp, *end = buf + buflen;
4364         unsigned long mask = WPA_BSS_MASK_ALL;
4365
4366         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4367                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4368                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4369                                             list_id);
4370                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4371                                                list_id);
4372                 } else { /* N1-N2 */
4373                         unsigned int id1, id2;
4374
4375                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4376                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4377                                            "format");
4378                                 return 0;
4379                         }
4380
4381                         if (*(cmd + 6) == '-')
4382                                 id1 = 0;
4383                         else
4384                                 id1 = atoi(cmd + 6);
4385                         ctmp++;
4386                         if (*ctmp >= '0' && *ctmp <= '9')
4387                                 id2 = atoi(ctmp);
4388                         else
4389                                 id2 = (unsigned int) -1;
4390                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4391                         if (id2 == (unsigned int) -1)
4392                                 bsslast = dl_list_last(&wpa_s->bss_id,
4393                                                        struct wpa_bss,
4394                                                        list_id);
4395                         else {
4396                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4397                                 if (bsslast == NULL && bss && id2 > id1) {
4398                                         struct wpa_bss *tmp = bss;
4399                                         for (;;) {
4400                                                 next = tmp->list_id.next;
4401                                                 if (next == &wpa_s->bss_id)
4402                                                         break;
4403                                                 tmp = dl_list_entry(
4404                                                         next, struct wpa_bss,
4405                                                         list_id);
4406                                                 if (tmp->id > id2)
4407                                                         break;
4408                                                 bsslast = tmp;
4409                                         }
4410                                 }
4411                         }
4412                 }
4413         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4414                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4415         else if (os_strncmp(cmd, "LAST", 4) == 0)
4416                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4417         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4418                 i = atoi(cmd + 3);
4419                 bss = wpa_bss_get_id(wpa_s, i);
4420         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4421                 i = atoi(cmd + 5);
4422                 bss = wpa_bss_get_id(wpa_s, i);
4423                 if (bss) {
4424                         next = bss->list_id.next;
4425                         if (next == &wpa_s->bss_id)
4426                                 bss = NULL;
4427                         else
4428                                 bss = dl_list_entry(next, struct wpa_bss,
4429                                                     list_id);
4430                 }
4431 #ifdef CONFIG_P2P
4432         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4433                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4434                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4435                 else
4436                         bss = NULL;
4437 #endif /* CONFIG_P2P */
4438         } else if (hwaddr_aton(cmd, bssid) == 0)
4439                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4440         else {
4441                 struct wpa_bss *tmp;
4442                 i = atoi(cmd);
4443                 bss = NULL;
4444                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4445                 {
4446                         if (i-- == 0) {
4447                                 bss = tmp;
4448                                 break;
4449                         }
4450                 }
4451         }
4452
4453         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4454                 mask = strtoul(ctmp + 5, NULL, 0x10);
4455                 if (mask == 0)
4456                         mask = WPA_BSS_MASK_ALL;
4457         }
4458
4459         if (bss == NULL)
4460                 return 0;
4461
4462         if (bsslast == NULL)
4463                 bsslast = bss;
4464         do {
4465                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4466                 ret += len;
4467                 buf += len;
4468                 buflen -= len;
4469                 if (bss == bsslast) {
4470                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4471                             (bss == dl_list_last(&wpa_s->bss_id,
4472                                                  struct wpa_bss, list_id))) {
4473                                 int res;
4474
4475                                 res = os_snprintf(buf - 5, end - buf + 5,
4476                                                   "####\n");
4477                                 if (os_snprintf_error(end - buf + 5, res)) {
4478                                         wpa_printf(MSG_DEBUG,
4479                                                    "Could not add end delim");
4480                                 }
4481                         }
4482                         break;
4483                 }
4484                 next = bss->list_id.next;
4485                 if (next == &wpa_s->bss_id)
4486                         break;
4487                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4488         } while (bss && len);
4489
4490         return ret;
4491 }
4492
4493
4494 static int wpa_supplicant_ctrl_iface_ap_scan(
4495         struct wpa_supplicant *wpa_s, char *cmd)
4496 {
4497         int ap_scan = atoi(cmd);
4498         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4499 }
4500
4501
4502 static int wpa_supplicant_ctrl_iface_scan_interval(
4503         struct wpa_supplicant *wpa_s, char *cmd)
4504 {
4505         int scan_int = atoi(cmd);
4506         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4507 }
4508
4509
4510 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4511         struct wpa_supplicant *wpa_s, char *cmd)
4512 {
4513         int expire_age = atoi(cmd);
4514         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4515 }
4516
4517
4518 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4519         struct wpa_supplicant *wpa_s, char *cmd)
4520 {
4521         int expire_count = atoi(cmd);
4522         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4523 }
4524
4525
4526 static void wpa_supplicant_ctrl_iface_bss_flush(
4527         struct wpa_supplicant *wpa_s, char *cmd)
4528 {
4529         int flush_age = atoi(cmd);
4530
4531         if (flush_age == 0)
4532                 wpa_bss_flush(wpa_s);
4533         else
4534                 wpa_bss_flush_by_age(wpa_s, flush_age);
4535 }
4536
4537
4538 #ifdef CONFIG_TESTING_OPTIONS
4539 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4540 {
4541         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4542         /* MLME-DELETEKEYS.request */
4543         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4544         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4545         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4546         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4547 #ifdef CONFIG_IEEE80211W
4548         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4549         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4550 #endif /* CONFIG_IEEE80211W */
4551
4552         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4553                         0);
4554         /* MLME-SETPROTECTION.request(None) */
4555         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4556                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4557                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4558         wpa_sm_drop_sa(wpa_s->wpa);
4559 }
4560 #endif /* CONFIG_TESTING_OPTIONS */
4561
4562
4563 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4564                                           char *addr)
4565 {
4566 #ifdef CONFIG_NO_SCAN_PROCESSING
4567         return -1;
4568 #else /* CONFIG_NO_SCAN_PROCESSING */
4569         u8 bssid[ETH_ALEN];
4570         struct wpa_bss *bss;
4571         struct wpa_ssid *ssid = wpa_s->current_ssid;
4572
4573         if (hwaddr_aton(addr, bssid)) {
4574                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4575                            "address '%s'", addr);
4576                 return -1;
4577         }
4578
4579         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4580
4581         if (!ssid) {
4582                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4583                            "configuration known for the target AP");
4584                 return -1;
4585         }
4586
4587         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4588         if (!bss) {
4589                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4590                            "from BSS table");
4591                 return -1;
4592         }
4593
4594         /*
4595          * TODO: Find best network configuration block from configuration to
4596          * allow roaming to other networks
4597          */
4598
4599         wpa_s->reassociate = 1;
4600         wpa_supplicant_connect(wpa_s, bss, ssid);
4601
4602         return 0;
4603 #endif /* CONFIG_NO_SCAN_PROCESSING */
4604 }
4605
4606
4607 #ifdef CONFIG_P2P
4608 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4609 {
4610         unsigned int timeout = atoi(cmd);
4611         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4612         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4613         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4614         char *pos;
4615         unsigned int search_delay;
4616         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4617         u8 seek_count = 0;
4618         int freq = 0;
4619
4620         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4621                 wpa_dbg(wpa_s, MSG_INFO,
4622                         "Reject P2P_FIND since interface is disabled");
4623                 return -1;
4624         }
4625         if (os_strstr(cmd, "type=social"))
4626                 type = P2P_FIND_ONLY_SOCIAL;
4627         else if (os_strstr(cmd, "type=progressive"))
4628                 type = P2P_FIND_PROGRESSIVE;
4629
4630         pos = os_strstr(cmd, "dev_id=");
4631         if (pos) {
4632                 pos += 7;
4633                 if (hwaddr_aton(pos, dev_id))
4634                         return -1;
4635                 _dev_id = dev_id;
4636         }
4637
4638         pos = os_strstr(cmd, "dev_type=");
4639         if (pos) {
4640                 pos += 9;
4641                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4642                         return -1;
4643                 _dev_type = dev_type;
4644         }
4645
4646         pos = os_strstr(cmd, "delay=");
4647         if (pos) {
4648                 pos += 6;
4649                 search_delay = atoi(pos);
4650         } else
4651                 search_delay = wpas_p2p_search_delay(wpa_s);
4652
4653         pos = os_strstr(cmd, "freq=");
4654         if (pos) {
4655                 pos += 5;
4656                 freq = atoi(pos);
4657                 if (freq <= 0)
4658                         return -1;
4659         }
4660
4661         /* Must be searched for last, because it adds nul termination */
4662         pos = os_strstr(cmd, " seek=");
4663         if (pos)
4664                 pos += 6;
4665         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4666                 char *term;
4667
4668                 _seek[seek_count++] = pos;
4669                 seek = _seek;
4670                 term = os_strchr(pos, ' ');
4671                 if (!term)
4672                         break;
4673                 *term = '\0';
4674                 pos = os_strstr(term + 1, "seek=");
4675                 if (pos)
4676                         pos += 5;
4677         }
4678         if (seek_count > P2P_MAX_QUERY_HASH) {
4679                 seek[0] = NULL;
4680                 seek_count = 1;
4681         }
4682
4683         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4684                              _dev_id, search_delay, seek_count, seek, freq);
4685 }
4686
4687
4688 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4689 {
4690         const char *last = NULL;
4691         const char *token;
4692         long int token_len;
4693         unsigned int i;
4694
4695         /* Expected predefined CPT names delimited by ':' */
4696         for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4697                 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4698                         wpa_printf(MSG_ERROR,
4699                                    "P2PS: CPT name list is too long, expected up to %d names",
4700                                    P2PS_FEATURE_CAPAB_CPT_MAX);
4701                         cpt[0] = 0;
4702                         return -1;
4703                 }
4704
4705                 token_len = last - token;
4706
4707                 if (token_len  == 3 &&
4708                     os_memcmp(token, "UDP", token_len) == 0) {
4709                         cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4710                 } else if (token_len == 3 &&
4711                            os_memcmp(token, "MAC", token_len) == 0) {
4712                         cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4713                 } else {
4714                         wpa_printf(MSG_ERROR,
4715                                    "P2PS: Unsupported CPT name '%s'", token);
4716                         cpt[0] = 0;
4717                         return -1;
4718                 }
4719
4720                 if (isblank((unsigned char) *last)) {
4721                         i++;
4722                         break;
4723                 }
4724         }
4725         cpt[i] = 0;
4726         return 0;
4727 }
4728
4729
4730 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4731 {
4732         struct p2ps_provision *p2ps_prov;
4733         char *pos;
4734         size_t info_len = 0;
4735         char *info = NULL;
4736         u8 role = P2PS_SETUP_NONE;
4737         long long unsigned val;
4738         int i;
4739
4740         pos = os_strstr(cmd, "info=");
4741         if (pos) {
4742                 pos += 5;
4743                 info_len = os_strlen(pos);
4744
4745                 if (info_len) {
4746                         info = os_malloc(info_len + 1);
4747                         if (info) {
4748                                 info_len = utf8_unescape(pos, info_len,
4749                                                          info, info_len + 1);
4750                         } else
4751                                 info_len = 0;
4752                 }
4753         }
4754
4755         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4756         if (p2ps_prov == NULL) {
4757                 os_free(info);
4758                 return NULL;
4759         }
4760
4761         if (info) {
4762                 os_memcpy(p2ps_prov->info, info, info_len);
4763                 p2ps_prov->info[info_len] = '\0';
4764                 os_free(info);
4765         }
4766
4767         pos = os_strstr(cmd, "status=");
4768         if (pos)
4769                 p2ps_prov->status = atoi(pos + 7);
4770         else
4771                 p2ps_prov->status = -1;
4772
4773         pos = os_strstr(cmd, "adv_id=");
4774         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4775                 goto invalid_args;
4776         p2ps_prov->adv_id = val;
4777
4778         pos = os_strstr(cmd, "method=");
4779         if (pos)
4780                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4781         else
4782                 p2ps_prov->method = 0;
4783
4784         pos = os_strstr(cmd, "session=");
4785         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4786                 goto invalid_args;
4787         p2ps_prov->session_id = val;
4788
4789         pos = os_strstr(cmd, "adv_mac=");
4790         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4791                 goto invalid_args;
4792
4793         pos = os_strstr(cmd, "session_mac=");
4794         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4795                 goto invalid_args;
4796
4797         pos = os_strstr(cmd, "cpt=");
4798         if (pos) {
4799                 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4800                                                  p2ps_prov->cpt_priority))
4801                         goto invalid_args;
4802         } else {
4803                 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4804         }
4805
4806         for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4807                 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4808
4809         /* force conncap with tstCap (no sanity checks) */
4810         pos = os_strstr(cmd, "tstCap=");
4811         if (pos) {
4812                 role = strtol(pos + 7, NULL, 16);
4813         } else {
4814                 pos = os_strstr(cmd, "role=");
4815                 if (pos) {
4816                         role = strtol(pos + 5, NULL, 16);
4817                         if (role != P2PS_SETUP_CLIENT &&
4818                             role != P2PS_SETUP_GROUP_OWNER)
4819                                 role = P2PS_SETUP_NONE;
4820                 }
4821         }
4822         p2ps_prov->role = role;
4823
4824         return p2ps_prov;
4825
4826 invalid_args:
4827         os_free(p2ps_prov);
4828         return NULL;
4829 }
4830
4831
4832 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4833 {
4834         u8 addr[ETH_ALEN];
4835         struct p2ps_provision *p2ps_prov;
4836         char *pos;
4837
4838         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4839
4840         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4841
4842         if (hwaddr_aton(cmd, addr))
4843                 return -1;
4844
4845         pos = cmd + 17;
4846         if (*pos != ' ')
4847                 return -1;
4848
4849         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4850         if (!p2ps_prov)
4851                 return -1;
4852
4853         if (p2ps_prov->status < 0) {
4854                 os_free(p2ps_prov);
4855                 return -1;
4856         }
4857
4858         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4859                                   p2ps_prov);
4860 }
4861
4862
4863 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4864 {
4865         u8 addr[ETH_ALEN];
4866         struct p2ps_provision *p2ps_prov;
4867         char *pos;
4868
4869         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4870          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4871          */
4872
4873         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4874         if (hwaddr_aton(cmd, addr))
4875                 return -1;
4876
4877         pos = cmd + 17;
4878         if (*pos != ' ')
4879                 return -1;
4880
4881         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4882         if (!p2ps_prov)
4883                 return -1;
4884
4885         p2ps_prov->pd_seeker = 1;
4886
4887         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4888                                   p2ps_prov);
4889 }
4890
4891
4892 static int parse_freq(int chwidth, int freq2)
4893 {
4894         if (freq2 < 0)
4895                 return -1;
4896         if (freq2)
4897                 return VHT_CHANWIDTH_80P80MHZ;
4898
4899         switch (chwidth) {
4900         case 0:
4901         case 20:
4902         case 40:
4903                 return VHT_CHANWIDTH_USE_HT;
4904         case 80:
4905                 return VHT_CHANWIDTH_80MHZ;
4906         case 160:
4907                 return VHT_CHANWIDTH_160MHZ;
4908         default:
4909                 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4910                            chwidth);
4911                 return -1;
4912         }
4913 }
4914
4915
4916 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4917                             char *buf, size_t buflen)
4918 {
4919         u8 addr[ETH_ALEN];
4920         char *pos, *pos2;
4921         char *pin = NULL;
4922         enum p2p_wps_method wps_method;
4923         int new_pin;
4924         int ret;
4925         int persistent_group, persistent_id = -1;
4926         int join;
4927         int auth;
4928         int automatic;
4929         int go_intent = -1;
4930         int freq = 0;
4931         int pd;
4932         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
4933         u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
4934         size_t group_ssid_len = 0;
4935
4936         if (!wpa_s->global->p2p_init_wpa_s)
4937                 return -1;
4938         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4939                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4940                         wpa_s->global->p2p_init_wpa_s->ifname);
4941                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4942         }
4943
4944         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4945          * [persistent|persistent=<network id>]
4946          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4947          * [ht40] [vht] [auto] [ssid=<hexdump>] */
4948
4949         if (hwaddr_aton(cmd, addr))
4950                 return -1;
4951
4952         pos = cmd + 17;
4953         if (*pos != ' ')
4954                 return -1;
4955         pos++;
4956
4957         persistent_group = os_strstr(pos, " persistent") != NULL;
4958         pos2 = os_strstr(pos, " persistent=");
4959         if (pos2) {
4960                 struct wpa_ssid *ssid;
4961                 persistent_id = atoi(pos2 + 12);
4962                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4963                 if (ssid == NULL || ssid->disabled != 2 ||
4964                     ssid->mode != WPAS_MODE_P2P_GO) {
4965                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4966                                    "SSID id=%d for persistent P2P group (GO)",
4967                                    persistent_id);
4968                         return -1;
4969                 }
4970         }
4971         join = os_strstr(pos, " join") != NULL;
4972         auth = os_strstr(pos, " auth") != NULL;
4973         automatic = os_strstr(pos, " auto") != NULL;
4974         pd = os_strstr(pos, " provdisc") != NULL;
4975         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4976         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4977                 vht;
4978
4979         pos2 = os_strstr(pos, " go_intent=");
4980         if (pos2) {
4981                 pos2 += 11;
4982                 go_intent = atoi(pos2);
4983                 if (go_intent < 0 || go_intent > 15)
4984                         return -1;
4985         }
4986
4987         pos2 = os_strstr(pos, " freq=");
4988         if (pos2) {
4989                 pos2 += 6;
4990                 freq = atoi(pos2);
4991                 if (freq <= 0)
4992                         return -1;
4993         }
4994
4995         pos2 = os_strstr(pos, " freq2=");
4996         if (pos2)
4997                 freq2 = atoi(pos2 + 7);
4998
4999         pos2 = os_strstr(pos, " max_oper_chwidth=");
5000         if (pos2)
5001                 chwidth = atoi(pos2 + 18);
5002
5003         max_oper_chwidth = parse_freq(chwidth, freq2);
5004         if (max_oper_chwidth < 0)
5005                 return -1;
5006
5007         pos2 = os_strstr(pos, " ssid=");
5008         if (pos2) {
5009                 char *end;
5010
5011                 pos2 += 6;
5012                 end = os_strchr(pos2, ' ');
5013                 if (!end)
5014                         group_ssid_len = os_strlen(pos2) / 2;
5015                 else
5016                         group_ssid_len = (end - pos2) / 2;
5017                 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5018                     hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5019                         return -1;
5020                 group_ssid = _group_ssid;
5021         }
5022
5023         if (os_strncmp(pos, "pin", 3) == 0) {
5024                 /* Request random PIN (to be displayed) and enable the PIN */
5025                 wps_method = WPS_PIN_DISPLAY;
5026         } else if (os_strncmp(pos, "pbc", 3) == 0) {
5027                 wps_method = WPS_PBC;
5028         } else {
5029                 pin = pos;
5030                 pos = os_strchr(pin, ' ');
5031                 wps_method = WPS_PIN_KEYPAD;
5032                 if (pos) {
5033                         *pos++ = '\0';
5034                         if (os_strncmp(pos, "display", 7) == 0)
5035                                 wps_method = WPS_PIN_DISPLAY;
5036                         else if (os_strncmp(pos, "p2ps", 4) == 0)
5037                                 wps_method = WPS_P2PS;
5038                 }
5039                 if (!wps_pin_str_valid(pin)) {
5040                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5041                         return 17;
5042                 }
5043         }
5044
5045         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5046                                    persistent_group, automatic, join,
5047                                    auth, go_intent, freq, freq2, persistent_id,
5048                                    pd, ht40, vht, max_oper_chwidth,
5049                                    group_ssid, group_ssid_len);
5050         if (new_pin == -2) {
5051                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5052                 return 25;
5053         }
5054         if (new_pin == -3) {
5055                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5056                 return 25;
5057         }
5058         if (new_pin < 0)
5059                 return -1;
5060         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5061                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5062                 if (os_snprintf_error(buflen, ret))
5063                         return -1;
5064                 return ret;
5065         }
5066
5067         os_memcpy(buf, "OK\n", 3);
5068         return 3;
5069 }
5070
5071
5072 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5073 {
5074         unsigned int timeout = atoi(cmd);
5075         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5076                 wpa_dbg(wpa_s, MSG_INFO,
5077                         "Reject P2P_LISTEN since interface is disabled");
5078                 return -1;
5079         }
5080         return wpas_p2p_listen(wpa_s, timeout);
5081 }
5082
5083
5084 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5085 {
5086         u8 addr[ETH_ALEN];
5087         char *pos;
5088         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5089
5090         /* <addr> <config method> [join|auto] */
5091
5092         if (hwaddr_aton(cmd, addr))
5093                 return -1;
5094
5095         pos = cmd + 17;
5096         if (*pos != ' ')
5097                 return -1;
5098         pos++;
5099
5100         if (os_strstr(pos, " join") != NULL)
5101                 use = WPAS_P2P_PD_FOR_JOIN;
5102         else if (os_strstr(pos, " auto") != NULL)
5103                 use = WPAS_P2P_PD_AUTO;
5104
5105         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5106 }
5107
5108
5109 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5110                               size_t buflen)
5111 {
5112         struct wpa_ssid *ssid = wpa_s->current_ssid;
5113
5114         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5115             ssid->passphrase == NULL)
5116                 return -1;
5117
5118         os_strlcpy(buf, ssid->passphrase, buflen);
5119         return os_strlen(buf);
5120 }
5121
5122
5123 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5124                                   char *buf, size_t buflen)
5125 {
5126         u64 ref;
5127         int res;
5128         u8 dst_buf[ETH_ALEN], *dst;
5129         struct wpabuf *tlvs;
5130         char *pos;
5131         size_t len;
5132
5133         if (hwaddr_aton(cmd, dst_buf))
5134                 return -1;
5135         dst = dst_buf;
5136         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5137             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5138                 dst = NULL;
5139         pos = cmd + 17;
5140         if (*pos != ' ')
5141                 return -1;
5142         pos++;
5143
5144         if (os_strncmp(pos, "upnp ", 5) == 0) {
5145                 u8 version;
5146                 pos += 5;
5147                 if (hexstr2bin(pos, &version, 1) < 0)
5148                         return -1;
5149                 pos += 2;
5150                 if (*pos != ' ')
5151                         return -1;
5152                 pos++;
5153                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5154 #ifdef CONFIG_WIFI_DISPLAY
5155         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5156                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5157 #endif /* CONFIG_WIFI_DISPLAY */
5158         } else if (os_strncmp(pos, "asp ", 4) == 0) {
5159                 char *svc_str;
5160                 char *svc_info = NULL;
5161                 u32 id;
5162
5163                 pos += 4;
5164                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5165                         return -1;
5166
5167                 pos = os_strchr(pos, ' ');
5168                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5169                         return -1;
5170
5171                 svc_str = pos + 1;
5172
5173                 pos = os_strchr(svc_str, ' ');
5174
5175                 if (pos)
5176                         *pos++ = '\0';
5177
5178                 /* All remaining data is the svc_info string */
5179                 if (pos && pos[0] && pos[0] != ' ') {
5180                         len = os_strlen(pos);
5181
5182                         /* Unescape in place */
5183                         len = utf8_unescape(pos, len, pos, len);
5184                         if (len > 0xff)
5185                                 return -1;
5186
5187                         svc_info = pos;
5188                 }
5189
5190                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5191                                               svc_str, svc_info);
5192         } else {
5193                 len = os_strlen(pos);
5194                 if (len & 1)
5195                         return -1;
5196                 len /= 2;
5197                 tlvs = wpabuf_alloc(len);
5198                 if (tlvs == NULL)
5199                         return -1;
5200                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5201                         wpabuf_free(tlvs);
5202                         return -1;
5203                 }
5204
5205                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5206                 wpabuf_free(tlvs);
5207         }
5208         if (ref == 0)
5209                 return -1;
5210         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5211         if (os_snprintf_error(buflen, res))
5212                 return -1;
5213         return res;
5214 }
5215
5216
5217 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5218                                          char *cmd)
5219 {
5220         long long unsigned val;
5221         u64 req;
5222         if (sscanf(cmd, "%llx", &val) != 1)
5223                 return -1;
5224         req = val;
5225         return wpas_p2p_sd_cancel_request(wpa_s, req);
5226 }
5227
5228
5229 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5230 {
5231         int freq;
5232         u8 dst[ETH_ALEN];
5233         u8 dialog_token;
5234         struct wpabuf *resp_tlvs;
5235         char *pos, *pos2;
5236         size_t len;
5237
5238         pos = os_strchr(cmd, ' ');
5239         if (pos == NULL)
5240                 return -1;
5241         *pos++ = '\0';
5242         freq = atoi(cmd);
5243         if (freq == 0)
5244                 return -1;
5245
5246         if (hwaddr_aton(pos, dst))
5247                 return -1;
5248         pos += 17;
5249         if (*pos != ' ')
5250                 return -1;
5251         pos++;
5252
5253         pos2 = os_strchr(pos, ' ');
5254         if (pos2 == NULL)
5255                 return -1;
5256         *pos2++ = '\0';
5257         dialog_token = atoi(pos);
5258
5259         len = os_strlen(pos2);
5260         if (len & 1)
5261                 return -1;
5262         len /= 2;
5263         resp_tlvs = wpabuf_alloc(len);
5264         if (resp_tlvs == NULL)
5265                 return -1;
5266         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5267                 wpabuf_free(resp_tlvs);
5268                 return -1;
5269         }
5270
5271         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5272         wpabuf_free(resp_tlvs);
5273         return 0;
5274 }
5275
5276
5277 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5278                                        char *cmd)
5279 {
5280         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5281                 return -1;
5282         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5283         return 0;
5284 }
5285
5286
5287 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5288                                         char *cmd)
5289 {
5290         char *pos;
5291         size_t len;
5292         struct wpabuf *query, *resp;
5293
5294         pos = os_strchr(cmd, ' ');
5295         if (pos == NULL)
5296                 return -1;
5297         *pos++ = '\0';
5298
5299         len = os_strlen(cmd);
5300         if (len & 1)
5301                 return -1;
5302         len /= 2;
5303         query = wpabuf_alloc(len);
5304         if (query == NULL)
5305                 return -1;
5306         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5307                 wpabuf_free(query);
5308                 return -1;
5309         }
5310
5311         len = os_strlen(pos);
5312         if (len & 1) {
5313                 wpabuf_free(query);
5314                 return -1;
5315         }
5316         len /= 2;
5317         resp = wpabuf_alloc(len);
5318         if (resp == NULL) {
5319                 wpabuf_free(query);
5320                 return -1;
5321         }
5322         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5323                 wpabuf_free(query);
5324                 wpabuf_free(resp);
5325                 return -1;
5326         }
5327
5328         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5329                 wpabuf_free(query);
5330                 wpabuf_free(resp);
5331                 return -1;
5332         }
5333         return 0;
5334 }
5335
5336
5337 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5338 {
5339         char *pos;
5340         u8 version;
5341
5342         pos = os_strchr(cmd, ' ');
5343         if (pos == NULL)
5344                 return -1;
5345         *pos++ = '\0';
5346
5347         if (hexstr2bin(cmd, &version, 1) < 0)
5348                 return -1;
5349
5350         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5351 }
5352
5353
5354 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5355                                     u8 replace, char *cmd)
5356 {
5357         char *pos;
5358         char *adv_str;
5359         u32 auto_accept, adv_id, svc_state, config_methods;
5360         char *svc_info = NULL;
5361         char *cpt_prio_str;
5362         u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5363
5364         pos = os_strchr(cmd, ' ');
5365         if (pos == NULL)
5366                 return -1;
5367         *pos++ = '\0';
5368
5369         /* Auto-Accept value is mandatory, and must be one of the
5370          * single values (0, 1, 2, 4) */
5371         auto_accept = atoi(cmd);
5372         switch (auto_accept) {
5373         case P2PS_SETUP_NONE: /* No auto-accept */
5374         case P2PS_SETUP_NEW:
5375         case P2PS_SETUP_CLIENT:
5376         case P2PS_SETUP_GROUP_OWNER:
5377                 break;
5378         default:
5379                 return -1;
5380         }
5381
5382         /* Advertisement ID is mandatory */
5383         cmd = pos;
5384         pos = os_strchr(cmd, ' ');
5385         if (pos == NULL)
5386                 return -1;
5387         *pos++ = '\0';
5388
5389         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5390         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5391                 return -1;
5392
5393         /* Only allow replacements if exist, and adds if not */
5394         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5395                 if (!replace)
5396                         return -1;
5397         } else {
5398                 if (replace)
5399                         return -1;
5400         }
5401
5402         /* svc_state between 0 - 0xff is mandatory */
5403         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5404                 return -1;
5405
5406         pos = os_strchr(pos, ' ');
5407         if (pos == NULL)
5408                 return -1;
5409
5410         /* config_methods is mandatory */
5411         pos++;
5412         if (sscanf(pos, "%x", &config_methods) != 1)
5413                 return -1;
5414
5415         if (!(config_methods &
5416               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5417                 return -1;
5418
5419         pos = os_strchr(pos, ' ');
5420         if (pos == NULL)
5421                 return -1;
5422
5423         pos++;
5424         adv_str = pos;
5425
5426         /* Advertisement string is mandatory */
5427         if (!pos[0] || pos[0] == ' ')
5428                 return -1;
5429
5430         /* Terminate svc string */
5431         pos = os_strchr(pos, ' ');
5432         if (pos != NULL)
5433                 *pos++ = '\0';
5434
5435         cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5436         if (cpt_prio_str) {
5437                 pos = os_strchr(pos, ' ');
5438                 if (pos != NULL)
5439                         *pos++ = '\0';
5440
5441                 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5442                         return -1;
5443         } else {
5444                 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5445                 cpt_prio[1] = 0;
5446         }
5447
5448         /* Service and Response Information are optional */
5449         if (pos && pos[0]) {
5450                 size_t len;
5451
5452                 /* Note the bare ' included, which cannot exist legally
5453                  * in unescaped string. */
5454                 svc_info = os_strstr(pos, "svc_info='");
5455
5456                 if (svc_info) {
5457                         svc_info += 9;
5458                         len = os_strlen(svc_info);
5459                         utf8_unescape(svc_info, len, svc_info, len);
5460                 }
5461         }
5462
5463         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5464                                         (u8) svc_state, (u16) config_methods,
5465                                         svc_info, cpt_prio);
5466 }
5467
5468
5469 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5470 {
5471         char *pos;
5472
5473         pos = os_strchr(cmd, ' ');
5474         if (pos == NULL)
5475                 return -1;
5476         *pos++ = '\0';
5477
5478         if (os_strcmp(cmd, "bonjour") == 0)
5479                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5480         if (os_strcmp(cmd, "upnp") == 0)
5481                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5482         if (os_strcmp(cmd, "asp") == 0)
5483                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5484         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5485         return -1;
5486 }
5487
5488
5489 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5490                                         char *cmd)
5491 {
5492         size_t len;
5493         struct wpabuf *query;
5494         int ret;
5495
5496         len = os_strlen(cmd);
5497         if (len & 1)
5498                 return -1;
5499         len /= 2;
5500         query = wpabuf_alloc(len);
5501         if (query == NULL)
5502                 return -1;
5503         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5504                 wpabuf_free(query);
5505                 return -1;
5506         }
5507
5508         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5509         wpabuf_free(query);
5510         return ret;
5511 }
5512
5513
5514 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5515 {
5516         char *pos;
5517         u8 version;
5518
5519         pos = os_strchr(cmd, ' ');
5520         if (pos == NULL)
5521                 return -1;
5522         *pos++ = '\0';
5523
5524         if (hexstr2bin(cmd, &version, 1) < 0)
5525                 return -1;
5526
5527         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5528 }
5529
5530
5531 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5532 {
5533         u32 adv_id;
5534
5535         if (os_strcmp(cmd, "all") == 0) {
5536                 wpas_p2p_service_flush_asp(wpa_s);
5537                 return 0;
5538         }
5539
5540         if (sscanf(cmd, "%x", &adv_id) != 1)
5541                 return -1;
5542
5543         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5544 }
5545
5546
5547 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5548 {
5549         char *pos;
5550
5551         pos = os_strchr(cmd, ' ');
5552         if (pos == NULL)
5553                 return -1;
5554         *pos++ = '\0';
5555
5556         if (os_strcmp(cmd, "bonjour") == 0)
5557                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5558         if (os_strcmp(cmd, "upnp") == 0)
5559                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5560         if (os_strcmp(cmd, "asp") == 0)
5561                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5562         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5563         return -1;
5564 }
5565
5566
5567 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5568 {
5569         char *pos;
5570
5571         pos = os_strchr(cmd, ' ');
5572         if (pos == NULL)
5573                 return -1;
5574         *pos++ = '\0';
5575
5576         if (os_strcmp(cmd, "asp") == 0)
5577                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5578
5579         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5580         return -1;
5581 }
5582
5583
5584 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5585 {
5586         u8 addr[ETH_ALEN];
5587
5588         /* <addr> */
5589
5590         if (hwaddr_aton(cmd, addr))
5591                 return -1;
5592
5593         return wpas_p2p_reject(wpa_s, addr);
5594 }
5595
5596
5597 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5598 {
5599         char *pos;
5600         int id;
5601         struct wpa_ssid *ssid;
5602         u8 *_peer = NULL, peer[ETH_ALEN];
5603         int freq = 0, pref_freq = 0;
5604         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5605
5606         id = atoi(cmd);
5607         pos = os_strstr(cmd, " peer=");
5608         if (pos) {
5609                 pos += 6;
5610                 if (hwaddr_aton(pos, peer))
5611                         return -1;
5612                 _peer = peer;
5613         }
5614         ssid = wpa_config_get_network(wpa_s->conf, id);
5615         if (ssid == NULL || ssid->disabled != 2) {
5616                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5617                            "for persistent P2P group",
5618                            id);
5619                 return -1;
5620         }
5621
5622         pos = os_strstr(cmd, " freq=");
5623         if (pos) {
5624                 pos += 6;
5625                 freq = atoi(pos);
5626                 if (freq <= 0)
5627                         return -1;
5628         }
5629
5630         pos = os_strstr(cmd, " pref=");
5631         if (pos) {
5632                 pos += 6;
5633                 pref_freq = atoi(pos);
5634                 if (pref_freq <= 0)
5635                         return -1;
5636         }
5637
5638         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5639         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5640                 vht;
5641
5642         pos = os_strstr(cmd, "freq2=");
5643         if (pos)
5644                 freq2 = atoi(pos + 6);
5645
5646         pos = os_strstr(cmd, " max_oper_chwidth=");
5647         if (pos)
5648                 chwidth = atoi(pos + 18);
5649
5650         max_oper_chwidth = parse_freq(chwidth, freq2);
5651         if (max_oper_chwidth < 0)
5652                 return -1;
5653
5654         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5655                                max_oper_chwidth, pref_freq);
5656 }
5657
5658
5659 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5660 {
5661         char *pos;
5662         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5663
5664         pos = os_strstr(cmd, " peer=");
5665         if (!pos)
5666                 return -1;
5667
5668         *pos = '\0';
5669         pos += 6;
5670         if (hwaddr_aton(pos, peer)) {
5671                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5672                 return -1;
5673         }
5674
5675         pos = os_strstr(pos, " go_dev_addr=");
5676         if (pos) {
5677                 pos += 13;
5678                 if (hwaddr_aton(pos, go_dev_addr)) {
5679                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5680                                    pos);
5681                         return -1;
5682                 }
5683                 go_dev = go_dev_addr;
5684         }
5685
5686         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5687 }
5688
5689
5690 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5691 {
5692         if (os_strncmp(cmd, "persistent=", 11) == 0)
5693                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5694         if (os_strncmp(cmd, "group=", 6) == 0)
5695                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5696
5697         return -1;
5698 }
5699
5700
5701 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5702                                          int id, int freq, int vht_center_freq2,
5703                                          int ht40, int vht, int vht_chwidth)
5704 {
5705         struct wpa_ssid *ssid;
5706
5707         ssid = wpa_config_get_network(wpa_s->conf, id);
5708         if (ssid == NULL || ssid->disabled != 2) {
5709                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5710                            "for persistent P2P group",
5711                            id);
5712                 return -1;
5713         }
5714
5715         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5716                                              vht_center_freq2, 0, ht40, vht,
5717                                              vht_chwidth, NULL, 0, 0);
5718 }
5719
5720
5721 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5722 {
5723         int freq = 0, persistent = 0, group_id = -1;
5724         int vht = wpa_s->conf->p2p_go_vht;
5725         int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5726         int max_oper_chwidth, chwidth = 0, freq2 = 0;
5727         char *token, *context = NULL;
5728
5729         while ((token = str_token(cmd, " ", &context))) {
5730                 if (sscanf(token, "freq=%d", &freq) == 1 ||
5731                     sscanf(token, "freq2=%d", &freq2) == 1 ||
5732                     sscanf(token, "persistent=%d", &group_id) == 1 ||
5733                     sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5734                         continue;
5735                 } else if (os_strcmp(token, "ht40") == 0) {
5736                         ht40 = 1;
5737                 } else if (os_strcmp(token, "vht") == 0) {
5738                         vht = 1;
5739                         ht40 = 1;
5740                 } else if (os_strcmp(token, "persistent") == 0) {
5741                         persistent = 1;
5742                 } else {
5743                         wpa_printf(MSG_DEBUG,
5744                                    "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5745                                    token);
5746                         return -1;
5747                 }
5748         }
5749
5750         max_oper_chwidth = parse_freq(chwidth, freq2);
5751         if (max_oper_chwidth < 0)
5752                 return -1;
5753
5754         if (group_id >= 0)
5755                 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5756                                                      freq, freq2, ht40, vht,
5757                                                      max_oper_chwidth);
5758
5759         return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5760                                   max_oper_chwidth);
5761 }
5762
5763
5764 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5765                          char *buf, size_t buflen)
5766 {
5767         u8 addr[ETH_ALEN], *addr_ptr;
5768         int next, res;
5769         const struct p2p_peer_info *info;
5770         char *pos, *end;
5771         char devtype[WPS_DEV_TYPE_BUFSIZE];
5772         struct wpa_ssid *ssid;
5773         size_t i;
5774
5775         if (!wpa_s->global->p2p)
5776                 return -1;
5777
5778         if (os_strcmp(cmd, "FIRST") == 0) {
5779                 addr_ptr = NULL;
5780                 next = 0;
5781         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5782                 if (hwaddr_aton(cmd + 5, addr) < 0)
5783                         return -1;
5784                 addr_ptr = addr;
5785                 next = 1;
5786         } else {
5787                 if (hwaddr_aton(cmd, addr) < 0)
5788                         return -1;
5789                 addr_ptr = addr;
5790                 next = 0;
5791         }
5792
5793         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5794         if (info == NULL)
5795                 return -1;
5796
5797         pos = buf;
5798         end = buf + buflen;
5799
5800         res = os_snprintf(pos, end - pos, MACSTR "\n"
5801                           "pri_dev_type=%s\n"
5802                           "device_name=%s\n"
5803                           "manufacturer=%s\n"
5804                           "model_name=%s\n"
5805                           "model_number=%s\n"
5806                           "serial_number=%s\n"
5807                           "config_methods=0x%x\n"
5808                           "dev_capab=0x%x\n"
5809                           "group_capab=0x%x\n"
5810                           "level=%d\n",
5811                           MAC2STR(info->p2p_device_addr),
5812                           wps_dev_type_bin2str(info->pri_dev_type,
5813                                                devtype, sizeof(devtype)),
5814                           info->device_name,
5815                           info->manufacturer,
5816                           info->model_name,
5817                           info->model_number,
5818                           info->serial_number,
5819                           info->config_methods,
5820                           info->dev_capab,
5821                           info->group_capab,
5822                           info->level);
5823         if (os_snprintf_error(end - pos, res))
5824                 return pos - buf;
5825         pos += res;
5826
5827         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5828         {
5829                 const u8 *t;
5830                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5831                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5832                                   wps_dev_type_bin2str(t, devtype,
5833                                                        sizeof(devtype)));
5834                 if (os_snprintf_error(end - pos, res))
5835                         return pos - buf;
5836                 pos += res;
5837         }
5838
5839         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5840         if (ssid) {
5841                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5842                 if (os_snprintf_error(end - pos, res))
5843                         return pos - buf;
5844                 pos += res;
5845         }
5846
5847         res = p2p_get_peer_info_txt(info, pos, end - pos);
5848         if (res < 0)
5849                 return pos - buf;
5850         pos += res;
5851
5852         if (info->vendor_elems) {
5853                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5854                 if (os_snprintf_error(end - pos, res))
5855                         return pos - buf;
5856                 pos += res;
5857
5858                 pos += wpa_snprintf_hex(pos, end - pos,
5859                                         wpabuf_head(info->vendor_elems),
5860                                         wpabuf_len(info->vendor_elems));
5861
5862                 res = os_snprintf(pos, end - pos, "\n");
5863                 if (os_snprintf_error(end - pos, res))
5864                         return pos - buf;
5865                 pos += res;
5866         }
5867
5868         return pos - buf;
5869 }
5870
5871
5872 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5873                                   const char *param)
5874 {
5875         unsigned int i;
5876
5877         if (wpa_s->global->p2p == NULL)
5878                 return -1;
5879
5880         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5881                 return -1;
5882
5883         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5884                 struct wpa_freq_range *freq;
5885                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5886                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5887                            freq->min, freq->max);
5888         }
5889
5890         wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5891         return 0;
5892 }
5893
5894
5895 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5896 {
5897         char *param;
5898
5899         if (wpa_s->global->p2p == NULL)
5900                 return -1;
5901
5902         param = os_strchr(cmd, ' ');
5903         if (param == NULL)
5904                 return -1;
5905         *param++ = '\0';
5906
5907         if (os_strcmp(cmd, "discoverability") == 0) {
5908                 p2p_set_client_discoverability(wpa_s->global->p2p,
5909                                                atoi(param));
5910                 return 0;
5911         }
5912
5913         if (os_strcmp(cmd, "managed") == 0) {
5914                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5915                 return 0;
5916         }
5917
5918         if (os_strcmp(cmd, "listen_channel") == 0) {
5919                 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5920                                               atoi(param), 1);
5921         }
5922
5923         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5924                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5925                                             os_strlen(param));
5926         }
5927
5928         if (os_strcmp(cmd, "noa") == 0) {
5929                 char *pos;
5930                 int count, start, duration;
5931                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5932                 count = atoi(param);
5933                 pos = os_strchr(param, ',');
5934                 if (pos == NULL)
5935                         return -1;
5936                 pos++;
5937                 start = atoi(pos);
5938                 pos = os_strchr(pos, ',');
5939                 if (pos == NULL)
5940                         return -1;
5941                 pos++;
5942                 duration = atoi(pos);
5943                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5944                         return -1;
5945                 if (count == 0 && duration > 0)
5946                         return -1;
5947                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5948                            "start=%d duration=%d", count, start, duration);
5949                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5950         }
5951
5952         if (os_strcmp(cmd, "ps") == 0)
5953                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5954
5955         if (os_strcmp(cmd, "oppps") == 0)
5956                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5957
5958         if (os_strcmp(cmd, "ctwindow") == 0)
5959                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5960
5961         if (os_strcmp(cmd, "disabled") == 0) {
5962                 wpa_s->global->p2p_disabled = atoi(param);
5963                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5964                            wpa_s->global->p2p_disabled ?
5965                            "disabled" : "enabled");
5966                 if (wpa_s->global->p2p_disabled) {
5967                         wpas_p2p_stop_find(wpa_s);
5968                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5969                         p2p_flush(wpa_s->global->p2p);
5970                 }
5971                 return 0;
5972         }
5973
5974         if (os_strcmp(cmd, "conc_pref") == 0) {
5975                 if (os_strcmp(param, "sta") == 0)
5976                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5977                 else if (os_strcmp(param, "p2p") == 0)
5978                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5979                 else {
5980                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5981                         return -1;
5982                 }
5983                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5984                            "%s", param);
5985                 return 0;
5986         }
5987
5988         if (os_strcmp(cmd, "force_long_sd") == 0) {
5989                 wpa_s->force_long_sd = atoi(param);
5990                 return 0;
5991         }
5992
5993         if (os_strcmp(cmd, "peer_filter") == 0) {
5994                 u8 addr[ETH_ALEN];
5995                 if (hwaddr_aton(param, addr))
5996                         return -1;
5997                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5998                 return 0;
5999         }
6000
6001         if (os_strcmp(cmd, "cross_connect") == 0)
6002                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6003
6004         if (os_strcmp(cmd, "go_apsd") == 0) {
6005                 if (os_strcmp(param, "disable") == 0)
6006                         wpa_s->set_ap_uapsd = 0;
6007                 else {
6008                         wpa_s->set_ap_uapsd = 1;
6009                         wpa_s->ap_uapsd = atoi(param);
6010                 }
6011                 return 0;
6012         }
6013
6014         if (os_strcmp(cmd, "client_apsd") == 0) {
6015                 if (os_strcmp(param, "disable") == 0)
6016                         wpa_s->set_sta_uapsd = 0;
6017                 else {
6018                         int be, bk, vi, vo;
6019                         char *pos;
6020                         /* format: BE,BK,VI,VO;max SP Length */
6021                         be = atoi(param);
6022                         pos = os_strchr(param, ',');
6023                         if (pos == NULL)
6024                                 return -1;
6025                         pos++;
6026                         bk = atoi(pos);
6027                         pos = os_strchr(pos, ',');
6028                         if (pos == NULL)
6029                                 return -1;
6030                         pos++;
6031                         vi = atoi(pos);
6032                         pos = os_strchr(pos, ',');
6033                         if (pos == NULL)
6034                                 return -1;
6035                         pos++;
6036                         vo = atoi(pos);
6037                         /* ignore max SP Length for now */
6038
6039                         wpa_s->set_sta_uapsd = 1;
6040                         wpa_s->sta_uapsd = 0;
6041                         if (be)
6042                                 wpa_s->sta_uapsd |= BIT(0);
6043                         if (bk)
6044                                 wpa_s->sta_uapsd |= BIT(1);
6045                         if (vi)
6046                                 wpa_s->sta_uapsd |= BIT(2);
6047                         if (vo)
6048                                 wpa_s->sta_uapsd |= BIT(3);
6049                 }
6050                 return 0;
6051         }
6052
6053         if (os_strcmp(cmd, "disallow_freq") == 0)
6054                 return p2p_ctrl_disallow_freq(wpa_s, param);
6055
6056         if (os_strcmp(cmd, "disc_int") == 0) {
6057                 int min_disc_int, max_disc_int, max_disc_tu;
6058                 char *pos;
6059
6060                 pos = param;
6061
6062                 min_disc_int = atoi(pos);
6063                 pos = os_strchr(pos, ' ');
6064                 if (pos == NULL)
6065                         return -1;
6066                 *pos++ = '\0';
6067
6068                 max_disc_int = atoi(pos);
6069                 pos = os_strchr(pos, ' ');
6070                 if (pos == NULL)
6071                         return -1;
6072                 *pos++ = '\0';
6073
6074                 max_disc_tu = atoi(pos);
6075
6076                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6077                                         max_disc_int, max_disc_tu);
6078         }
6079
6080         if (os_strcmp(cmd, "per_sta_psk") == 0) {
6081                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6082                 return 0;
6083         }
6084
6085 #ifdef CONFIG_WPS_NFC
6086         if (os_strcmp(cmd, "nfc_tag") == 0)
6087                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6088 #endif /* CONFIG_WPS_NFC */
6089
6090         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6091                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6092                 return 0;
6093         }
6094
6095         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6096                    cmd);
6097
6098         return -1;
6099 }
6100
6101
6102 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6103 {
6104         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6105         wpa_s->force_long_sd = 0;
6106         wpas_p2p_stop_find(wpa_s);
6107         wpa_s->parent->p2ps_method_config_any = 0;
6108         if (wpa_s->global->p2p)
6109                 p2p_flush(wpa_s->global->p2p);
6110 }
6111
6112
6113 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6114 {
6115         char *pos, *pos2;
6116         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6117
6118         if (cmd[0]) {
6119                 pos = os_strchr(cmd, ' ');
6120                 if (pos == NULL)
6121                         return -1;
6122                 *pos++ = '\0';
6123                 dur1 = atoi(cmd);
6124
6125                 pos2 = os_strchr(pos, ' ');
6126                 if (pos2)
6127                         *pos2++ = '\0';
6128                 int1 = atoi(pos);
6129         } else
6130                 pos2 = NULL;
6131
6132         if (pos2) {
6133                 pos = os_strchr(pos2, ' ');
6134                 if (pos == NULL)
6135                         return -1;
6136                 *pos++ = '\0';
6137                 dur2 = atoi(pos2);
6138                 int2 = atoi(pos);
6139         }
6140
6141         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6142 }
6143
6144
6145 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6146 {
6147         char *pos;
6148         unsigned int period = 0, interval = 0;
6149
6150         if (cmd[0]) {
6151                 pos = os_strchr(cmd, ' ');
6152                 if (pos == NULL)
6153                         return -1;
6154                 *pos++ = '\0';
6155                 period = atoi(cmd);
6156                 interval = atoi(pos);
6157         }
6158
6159         return wpas_p2p_ext_listen(wpa_s, period, interval);
6160 }
6161
6162
6163 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6164 {
6165         const char *pos;
6166         u8 peer[ETH_ALEN];
6167         int iface_addr = 0;
6168
6169         pos = cmd;
6170         if (os_strncmp(pos, "iface=", 6) == 0) {
6171                 iface_addr = 1;
6172                 pos += 6;
6173         }
6174         if (hwaddr_aton(pos, peer))
6175                 return -1;
6176
6177         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6178         return 0;
6179 }
6180
6181 #endif /* CONFIG_P2P */
6182
6183
6184 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6185 {
6186         struct wpa_freq_range_list ranges;
6187         int *freqs = NULL;
6188         struct hostapd_hw_modes *mode;
6189         u16 i;
6190
6191         if (wpa_s->hw.modes == NULL)
6192                 return NULL;
6193
6194         os_memset(&ranges, 0, sizeof(ranges));
6195         if (freq_range_list_parse(&ranges, val) < 0)
6196                 return NULL;
6197
6198         for (i = 0; i < wpa_s->hw.num_modes; i++) {
6199                 int j;
6200
6201                 mode = &wpa_s->hw.modes[i];
6202                 for (j = 0; j < mode->num_channels; j++) {
6203                         unsigned int freq;
6204
6205                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6206                                 continue;
6207
6208                         freq = mode->channels[j].freq;
6209                         if (!freq_range_list_includes(&ranges, freq))
6210                                 continue;
6211
6212                         int_array_add_unique(&freqs, freq);
6213                 }
6214         }
6215
6216         os_free(ranges.range);
6217         return freqs;
6218 }
6219
6220
6221 #ifdef CONFIG_INTERWORKING
6222
6223 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6224 {
6225         int auto_sel = 0;
6226         int *freqs = NULL;
6227
6228         if (param) {
6229                 char *pos;
6230
6231                 auto_sel = os_strstr(param, "auto") != NULL;
6232
6233                 pos = os_strstr(param, "freq=");
6234                 if (pos) {
6235                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6236                         if (freqs == NULL)
6237                                 return -1;
6238                 }
6239
6240         }
6241
6242         return interworking_select(wpa_s, auto_sel, freqs);
6243 }
6244
6245
6246 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6247                                      int only_add)
6248 {
6249         u8 bssid[ETH_ALEN];
6250         struct wpa_bss *bss;
6251
6252         if (hwaddr_aton(dst, bssid)) {
6253                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6254                 return -1;
6255         }
6256
6257         bss = wpa_bss_get_bssid(wpa_s, bssid);
6258         if (bss == NULL) {
6259                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6260                            MAC2STR(bssid));
6261                 return -1;
6262         }
6263
6264         if (bss->ssid_len == 0) {
6265                 int found = 0;
6266
6267                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6268                            " does not have SSID information", MAC2STR(bssid));
6269
6270                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6271                                          list) {
6272                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6273                             bss->ssid_len > 0) {
6274                                 found = 1;
6275                                 break;
6276                         }
6277                 }
6278
6279                 if (!found)
6280                         return -1;
6281                 wpa_printf(MSG_DEBUG,
6282                            "Found another matching BSS entry with SSID");
6283         }
6284
6285         return interworking_connect(wpa_s, bss, only_add);
6286 }
6287
6288
6289 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6290 {
6291         u8 dst_addr[ETH_ALEN];
6292         int used;
6293         char *pos;
6294 #define MAX_ANQP_INFO_ID 100
6295         u16 id[MAX_ANQP_INFO_ID];
6296         size_t num_id = 0;
6297         u32 subtypes = 0;
6298
6299         used = hwaddr_aton2(dst, dst_addr);
6300         if (used < 0)
6301                 return -1;
6302         pos = dst + used;
6303         if (*pos == ' ')
6304                 pos++;
6305         while (num_id < MAX_ANQP_INFO_ID) {
6306                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6307 #ifdef CONFIG_HS20
6308                         int num = atoi(pos + 5);
6309                         if (num <= 0 || num > 31)
6310                                 return -1;
6311                         subtypes |= BIT(num);
6312 #else /* CONFIG_HS20 */
6313                         return -1;
6314 #endif /* CONFIG_HS20 */
6315                 } else {
6316                         id[num_id] = atoi(pos);
6317                         if (id[num_id])
6318                                 num_id++;
6319                 }
6320                 pos = os_strchr(pos + 1, ',');
6321                 if (pos == NULL)
6322                         break;
6323                 pos++;
6324         }
6325
6326         if (num_id == 0)
6327                 return -1;
6328
6329         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6330 }
6331
6332
6333 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6334 {
6335         u8 dst_addr[ETH_ALEN];
6336         struct wpabuf *advproto, *query = NULL;
6337         int used, ret = -1;
6338         char *pos, *end;
6339         size_t len;
6340
6341         used = hwaddr_aton2(cmd, dst_addr);
6342         if (used < 0)
6343                 return -1;
6344
6345         pos = cmd + used;
6346         while (*pos == ' ')
6347                 pos++;
6348
6349         /* Advertisement Protocol ID */
6350         end = os_strchr(pos, ' ');
6351         if (end)
6352                 len = end - pos;
6353         else
6354                 len = os_strlen(pos);
6355         if (len & 0x01)
6356                 return -1;
6357         len /= 2;
6358         if (len == 0)
6359                 return -1;
6360         advproto = wpabuf_alloc(len);
6361         if (advproto == NULL)
6362                 return -1;
6363         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6364                 goto fail;
6365
6366         if (end) {
6367                 /* Optional Query Request */
6368                 pos = end + 1;
6369                 while (*pos == ' ')
6370                         pos++;
6371
6372                 len = os_strlen(pos);
6373                 if (len) {
6374                         if (len & 0x01)
6375                                 goto fail;
6376                         len /= 2;
6377                         if (len == 0)
6378                                 goto fail;
6379                         query = wpabuf_alloc(len);
6380                         if (query == NULL)
6381                                 goto fail;
6382                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6383                                 goto fail;
6384                 }
6385         }
6386
6387         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6388
6389 fail:
6390         wpabuf_free(advproto);
6391         wpabuf_free(query);
6392
6393         return ret;
6394 }
6395
6396
6397 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6398                             size_t buflen)
6399 {
6400         u8 addr[ETH_ALEN];
6401         int dialog_token;
6402         int used;
6403         char *pos;
6404         size_t resp_len, start, requested_len;
6405         struct wpabuf *resp;
6406         int ret;
6407
6408         used = hwaddr_aton2(cmd, addr);
6409         if (used < 0)
6410                 return -1;
6411
6412         pos = cmd + used;
6413         while (*pos == ' ')
6414                 pos++;
6415         dialog_token = atoi(pos);
6416
6417         if (wpa_s->last_gas_resp &&
6418             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6419             dialog_token == wpa_s->last_gas_dialog_token)
6420                 resp = wpa_s->last_gas_resp;
6421         else if (wpa_s->prev_gas_resp &&
6422                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6423                  dialog_token == wpa_s->prev_gas_dialog_token)
6424                 resp = wpa_s->prev_gas_resp;
6425         else
6426                 return -1;
6427
6428         resp_len = wpabuf_len(resp);
6429         start = 0;
6430         requested_len = resp_len;
6431
6432         pos = os_strchr(pos, ' ');
6433         if (pos) {
6434                 start = atoi(pos);
6435                 if (start > resp_len)
6436                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6437                 pos = os_strchr(pos, ',');
6438                 if (pos == NULL)
6439                         return -1;
6440                 pos++;
6441                 requested_len = atoi(pos);
6442                 if (start + requested_len > resp_len)
6443                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6444         }
6445
6446         if (requested_len * 2 + 1 > buflen)
6447                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6448
6449         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6450                                requested_len);
6451
6452         if (start + requested_len == resp_len) {
6453                 /*
6454                  * Free memory by dropping the response after it has been
6455                  * fetched.
6456                  */
6457                 if (resp == wpa_s->prev_gas_resp) {
6458                         wpabuf_free(wpa_s->prev_gas_resp);
6459                         wpa_s->prev_gas_resp = NULL;
6460                 } else {
6461                         wpabuf_free(wpa_s->last_gas_resp);
6462                         wpa_s->last_gas_resp = NULL;
6463                 }
6464         }
6465
6466         return ret;
6467 }
6468 #endif /* CONFIG_INTERWORKING */
6469
6470
6471 #ifdef CONFIG_HS20
6472
6473 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6474 {
6475         u8 dst_addr[ETH_ALEN];
6476         int used;
6477         char *pos;
6478         u32 subtypes = 0;
6479
6480         used = hwaddr_aton2(dst, dst_addr);
6481         if (used < 0)
6482                 return -1;
6483         pos = dst + used;
6484         if (*pos == ' ')
6485                 pos++;
6486         for (;;) {
6487                 int num = atoi(pos);
6488                 if (num <= 0 || num > 31)
6489                         return -1;
6490                 subtypes |= BIT(num);
6491                 pos = os_strchr(pos + 1, ',');
6492                 if (pos == NULL)
6493                         break;
6494                 pos++;
6495         }
6496
6497         if (subtypes == 0)
6498                 return -1;
6499
6500         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6501 }
6502
6503
6504 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6505                                     const u8 *addr, const char *realm)
6506 {
6507         u8 *buf;
6508         size_t rlen, len;
6509         int ret;
6510
6511         rlen = os_strlen(realm);
6512         len = 3 + rlen;
6513         buf = os_malloc(len);
6514         if (buf == NULL)
6515                 return -1;
6516         buf[0] = 1; /* NAI Home Realm Count */
6517         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6518         buf[2] = rlen;
6519         os_memcpy(buf + 3, realm, rlen);
6520
6521         ret = hs20_anqp_send_req(wpa_s, addr,
6522                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6523                                  buf, len, 0);
6524
6525         os_free(buf);
6526
6527         return ret;
6528 }
6529
6530
6531 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6532                                         char *dst)
6533 {
6534         struct wpa_cred *cred = wpa_s->conf->cred;
6535         u8 dst_addr[ETH_ALEN];
6536         int used;
6537         u8 *buf;
6538         size_t len;
6539         int ret;
6540
6541         used = hwaddr_aton2(dst, dst_addr);
6542         if (used < 0)
6543                 return -1;
6544
6545         while (dst[used] == ' ')
6546                 used++;
6547         if (os_strncmp(dst + used, "realm=", 6) == 0)
6548                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6549                                                 dst + used + 6);
6550
6551         len = os_strlen(dst + used);
6552
6553         if (len == 0 && cred && cred->realm)
6554                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6555
6556         if (len & 1)
6557                 return -1;
6558         len /= 2;
6559         buf = os_malloc(len);
6560         if (buf == NULL)
6561                 return -1;
6562         if (hexstr2bin(dst + used, buf, len) < 0) {
6563                 os_free(buf);
6564                 return -1;
6565         }
6566
6567         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6568                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6569                                  buf, len, 0);
6570         os_free(buf);
6571
6572         return ret;
6573 }
6574
6575
6576 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6577                          int buflen)
6578 {
6579         u8 dst_addr[ETH_ALEN];
6580         int used;
6581         char *ctx = NULL, *icon, *poffset, *psize;
6582
6583         used = hwaddr_aton2(cmd, dst_addr);
6584         if (used < 0)
6585                 return -1;
6586         cmd += used;
6587
6588         icon = str_token(cmd, " ", &ctx);
6589         poffset = str_token(cmd, " ", &ctx);
6590         psize = str_token(cmd, " ", &ctx);
6591         if (!icon || !poffset || !psize)
6592                 return -1;
6593
6594         wpa_s->fetch_osu_icon_in_progress = 0;
6595         return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6596                              reply, buflen);
6597 }
6598
6599
6600 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6601 {
6602         u8 dst_addr[ETH_ALEN];
6603         int used;
6604         char *icon;
6605
6606         if (!cmd[0])
6607                 return hs20_del_icon(wpa_s, NULL, NULL);
6608
6609         used = hwaddr_aton2(cmd, dst_addr);
6610         if (used < 0)
6611                 return -1;
6612
6613         while (cmd[used] == ' ')
6614                 used++;
6615         icon = cmd[used] ? &cmd[used] : NULL;
6616
6617         return hs20_del_icon(wpa_s, dst_addr, icon);
6618 }
6619
6620
6621 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6622 {
6623         u8 dst_addr[ETH_ALEN];
6624         int used;
6625         char *icon;
6626
6627         used = hwaddr_aton2(cmd, dst_addr);
6628         if (used < 0)
6629                 return -1;
6630
6631         while (cmd[used] == ' ')
6632                 used++;
6633         icon = &cmd[used];
6634
6635         wpa_s->fetch_osu_icon_in_progress = 0;
6636         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6637                                   (u8 *) icon, os_strlen(icon), inmem);
6638 }
6639
6640 #endif /* CONFIG_HS20 */
6641
6642
6643 #ifdef CONFIG_AUTOSCAN
6644
6645 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6646                                               char *cmd)
6647 {
6648         enum wpa_states state = wpa_s->wpa_state;
6649         char *new_params = NULL;
6650
6651         if (os_strlen(cmd) > 0) {
6652                 new_params = os_strdup(cmd);
6653                 if (new_params == NULL)
6654                         return -1;
6655         }
6656
6657         os_free(wpa_s->conf->autoscan);
6658         wpa_s->conf->autoscan = new_params;
6659
6660         if (wpa_s->conf->autoscan == NULL)
6661                 autoscan_deinit(wpa_s);
6662         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6663                 autoscan_init(wpa_s, 1);
6664         else if (state == WPA_SCANNING)
6665                 wpa_supplicant_reinit_autoscan(wpa_s);
6666
6667         return 0;
6668 }
6669
6670 #endif /* CONFIG_AUTOSCAN */
6671
6672
6673 #ifdef CONFIG_WNM
6674
6675 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6676 {
6677         int enter;
6678         int intval = 0;
6679         char *pos;
6680         int ret;
6681         struct wpabuf *tfs_req = NULL;
6682
6683         if (os_strncmp(cmd, "enter", 5) == 0)
6684                 enter = 1;
6685         else if (os_strncmp(cmd, "exit", 4) == 0)
6686                 enter = 0;
6687         else
6688                 return -1;
6689
6690         pos = os_strstr(cmd, " interval=");
6691         if (pos)
6692                 intval = atoi(pos + 10);
6693
6694         pos = os_strstr(cmd, " tfs_req=");
6695         if (pos) {
6696                 char *end;
6697                 size_t len;
6698                 pos += 9;
6699                 end = os_strchr(pos, ' ');
6700                 if (end)
6701                         len = end - pos;
6702                 else
6703                         len = os_strlen(pos);
6704                 if (len & 1)
6705                         return -1;
6706                 len /= 2;
6707                 tfs_req = wpabuf_alloc(len);
6708                 if (tfs_req == NULL)
6709                         return -1;
6710                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6711                         wpabuf_free(tfs_req);
6712                         return -1;
6713                 }
6714         }
6715
6716         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6717                                            WNM_SLEEP_MODE_EXIT, intval,
6718                                            tfs_req);
6719         wpabuf_free(tfs_req);
6720
6721         return ret;
6722 }
6723
6724
6725 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6726 {
6727         int query_reason, list = 0;
6728
6729         query_reason = atoi(cmd);
6730
6731         cmd = os_strchr(cmd, ' ');
6732         if (cmd) {
6733                 cmd++;
6734                 if (os_strncmp(cmd, "list", 4) == 0) {
6735                         list = 1;
6736                 } else {
6737                         wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6738                                    cmd);
6739                         return -1;
6740                 }
6741         }
6742
6743         wpa_printf(MSG_DEBUG,
6744                    "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6745                    query_reason, list ? " candidate list" : "");
6746
6747         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6748 }
6749
6750 #endif /* CONFIG_WNM */
6751
6752
6753 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6754                                       size_t buflen)
6755 {
6756         struct wpa_signal_info si;
6757         int ret;
6758         char *pos, *end;
6759
6760         ret = wpa_drv_signal_poll(wpa_s, &si);
6761         if (ret)
6762                 return -1;
6763
6764         pos = buf;
6765         end = buf + buflen;
6766
6767         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6768                           "NOISE=%d\nFREQUENCY=%u\n",
6769                           si.current_signal, si.current_txrate / 1000,
6770                           si.current_noise, si.frequency);
6771         if (os_snprintf_error(end - pos, ret))
6772                 return -1;
6773         pos += ret;
6774
6775         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6776                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6777                                   channel_width_to_string(si.chanwidth));
6778                 if (os_snprintf_error(end - pos, ret))
6779                         return -1;
6780                 pos += ret;
6781         }
6782
6783         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6784                 ret = os_snprintf(pos, end - pos,
6785                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6786                                   si.center_frq1, si.center_frq2);
6787                 if (os_snprintf_error(end - pos, ret))
6788                         return -1;
6789                 pos += ret;
6790         }
6791
6792         if (si.avg_signal) {
6793                 ret = os_snprintf(pos, end - pos,
6794                                   "AVG_RSSI=%d\n", si.avg_signal);
6795                 if (os_snprintf_error(end - pos, ret))
6796                         return -1;
6797                 pos += ret;
6798         }
6799
6800         if (si.avg_beacon_signal) {
6801                 ret = os_snprintf(pos, end - pos,
6802                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6803                 if (os_snprintf_error(end - pos, ret))
6804                         return -1;
6805                 pos += ret;
6806         }
6807
6808         return pos - buf;
6809 }
6810
6811
6812 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6813                                           const char *cmd)
6814 {
6815         const char *pos;
6816         int threshold = 0;
6817         int hysteresis = 0;
6818
6819         if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6820                 wpa_printf(MSG_DEBUG,
6821                            "Reject SIGNAL_MONITOR command - bgscan is active");
6822                 return -1;
6823         }
6824         pos = os_strstr(cmd, "THRESHOLD=");
6825         if (pos)
6826                 threshold = atoi(pos + 10);
6827         pos = os_strstr(cmd, "HYSTERESIS=");
6828         if (pos)
6829                 hysteresis = atoi(pos + 11);
6830         return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6831 }
6832
6833
6834 static int wpas_ctrl_iface_get_pref_freq_list(
6835         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6836 {
6837         unsigned int freq_list[100], num = 100, i;
6838         int ret;
6839         enum wpa_driver_if_type iface_type;
6840         char *pos, *end;
6841
6842         pos = buf;
6843         end = buf + buflen;
6844
6845         /* buf: "<interface_type>" */
6846         if (os_strcmp(cmd, "STATION") == 0)
6847                 iface_type = WPA_IF_STATION;
6848         else if (os_strcmp(cmd, "AP") == 0)
6849                 iface_type = WPA_IF_AP_BSS;
6850         else if (os_strcmp(cmd, "P2P_GO") == 0)
6851                 iface_type = WPA_IF_P2P_GO;
6852         else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6853                 iface_type = WPA_IF_P2P_CLIENT;
6854         else if (os_strcmp(cmd, "IBSS") == 0)
6855                 iface_type = WPA_IF_IBSS;
6856         else if (os_strcmp(cmd, "TDLS") == 0)
6857                 iface_type = WPA_IF_TDLS;
6858         else
6859                 return -1;
6860
6861         wpa_printf(MSG_DEBUG,
6862                    "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6863                    iface_type, buf);
6864
6865         ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6866         if (ret)
6867                 return -1;
6868
6869         for (i = 0; i < num; i++) {
6870                 ret = os_snprintf(pos, end - pos, "%s%u",
6871                                   i > 0 ? "," : "", freq_list[i]);
6872                 if (os_snprintf_error(end - pos, ret))
6873                         return -1;
6874                 pos += ret;
6875         }
6876
6877         return pos - buf;
6878 }
6879
6880
6881 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6882                                       size_t buflen)
6883 {
6884         struct hostap_sta_driver_data sta;
6885         int ret;
6886
6887         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6888         if (ret)
6889                 return -1;
6890
6891         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6892                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6893         if (os_snprintf_error(buflen, ret))
6894                 return -1;
6895         return ret;
6896 }
6897
6898
6899 #ifdef ANDROID
6900 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6901                                      char *buf, size_t buflen)
6902 {
6903         int ret;
6904
6905         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6906         if (ret == 0) {
6907                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6908                         struct p2p_data *p2p = wpa_s->global->p2p;
6909                         if (p2p) {
6910                                 char country[3];
6911                                 country[0] = cmd[8];
6912                                 country[1] = cmd[9];
6913                                 country[2] = 0x04;
6914                                 p2p_set_country(p2p, country);
6915                         }
6916                 }
6917                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6918                 if (os_snprintf_error(buflen, ret))
6919                         ret = -1;
6920         }
6921         return ret;
6922 }
6923 #endif /* ANDROID */
6924
6925
6926 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6927                                      char *buf, size_t buflen)
6928 {
6929         int ret;
6930         char *pos;
6931         u8 *data = NULL;
6932         unsigned int vendor_id, subcmd;
6933         struct wpabuf *reply;
6934         size_t data_len = 0;
6935
6936         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6937         vendor_id = strtoul(cmd, &pos, 16);
6938         if (!isblank((unsigned char) *pos))
6939                 return -EINVAL;
6940
6941         subcmd = strtoul(pos, &pos, 10);
6942
6943         if (*pos != '\0') {
6944                 if (!isblank((unsigned char) *pos++))
6945                         return -EINVAL;
6946                 data_len = os_strlen(pos);
6947         }
6948
6949         if (data_len) {
6950                 data_len /= 2;
6951                 data = os_malloc(data_len);
6952                 if (!data)
6953                         return -1;
6954
6955                 if (hexstr2bin(pos, data, data_len)) {
6956                         wpa_printf(MSG_DEBUG,
6957                                    "Vendor command: wrong parameter format");
6958                         os_free(data);
6959                         return -EINVAL;
6960                 }
6961         }
6962
6963         reply = wpabuf_alloc((buflen - 1) / 2);
6964         if (!reply) {
6965                 os_free(data);
6966                 return -1;
6967         }
6968
6969         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6970                                  reply);
6971
6972         if (ret == 0)
6973                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6974                                        wpabuf_len(reply));
6975
6976         wpabuf_free(reply);
6977         os_free(data);
6978
6979         return ret;
6980 }
6981
6982
6983 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6984 {
6985 #ifdef CONFIG_P2P
6986         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6987                 wpa_s->global->p2p_init_wpa_s : wpa_s;
6988 #endif /* CONFIG_P2P */
6989
6990         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6991
6992         wpas_abort_ongoing_scan(wpa_s);
6993
6994         if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
6995                 /*
6996                  * Avoid possible auto connect re-connection on getting
6997                  * disconnected due to state flush.
6998                  */
6999                 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7000         }
7001
7002 #ifdef CONFIG_P2P
7003         wpas_p2p_group_remove(p2p_wpa_s, "*");
7004         wpas_p2p_cancel(p2p_wpa_s);
7005         p2p_ctrl_flush(p2p_wpa_s);
7006         wpas_p2p_service_flush(p2p_wpa_s);
7007         p2p_wpa_s->global->p2p_disabled = 0;
7008         p2p_wpa_s->global->p2p_per_sta_psk = 0;
7009         p2p_wpa_s->conf->num_sec_device_types = 0;
7010         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7011         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7012         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7013         p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7014         p2p_wpa_s->global->pending_p2ps_group = 0;
7015         p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7016 #endif /* CONFIG_P2P */
7017
7018 #ifdef CONFIG_WPS_TESTING
7019         wps_version_number = 0x20;
7020         wps_testing_dummy_cred = 0;
7021         wps_corrupt_pkhash = 0;
7022         wps_force_auth_types_in_use = 0;
7023         wps_force_encr_types_in_use = 0;
7024 #endif /* CONFIG_WPS_TESTING */
7025 #ifdef CONFIG_WPS
7026         wpa_s->wps_fragment_size = 0;
7027         wpas_wps_cancel(wpa_s);
7028         wps_registrar_flush(wpa_s->wps->registrar);
7029 #endif /* CONFIG_WPS */
7030         wpa_s->after_wps = 0;
7031         wpa_s->known_wps_freq = 0;
7032
7033 #ifdef CONFIG_TDLS
7034 #ifdef CONFIG_TDLS_TESTING
7035         extern unsigned int tdls_testing;
7036         tdls_testing = 0;
7037 #endif /* CONFIG_TDLS_TESTING */
7038         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7039         wpa_tdls_enable(wpa_s->wpa, 1);
7040 #endif /* CONFIG_TDLS */
7041
7042         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7043         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7044
7045         wpa_s->no_keep_alive = 0;
7046         wpa_s->own_disconnect_req = 0;
7047
7048         os_free(wpa_s->disallow_aps_bssid);
7049         wpa_s->disallow_aps_bssid = NULL;
7050         wpa_s->disallow_aps_bssid_count = 0;
7051         os_free(wpa_s->disallow_aps_ssid);
7052         wpa_s->disallow_aps_ssid = NULL;
7053         wpa_s->disallow_aps_ssid_count = 0;
7054
7055         wpa_s->set_sta_uapsd = 0;
7056         wpa_s->sta_uapsd = 0;
7057
7058         wpa_drv_radio_disable(wpa_s, 0);
7059         wpa_blacklist_clear(wpa_s);
7060         wpa_s->extra_blacklist_count = 0;
7061         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7062         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7063         wpa_config_flush_blobs(wpa_s->conf);
7064         wpa_s->conf->auto_interworking = 0;
7065         wpa_s->conf->okc = 0;
7066
7067         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7068         rsn_preauth_deinit(wpa_s->wpa);
7069
7070         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7071         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7072         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7073         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7074
7075         radio_remove_works(wpa_s, NULL, 1);
7076         wpa_s->ext_work_in_progress = 0;
7077
7078         wpa_s->next_ssid = NULL;
7079
7080 #ifdef CONFIG_INTERWORKING
7081 #ifdef CONFIG_HS20
7082         hs20_cancel_fetch_osu(wpa_s);
7083         hs20_del_icon(wpa_s, NULL, NULL);
7084 #endif /* CONFIG_HS20 */
7085 #endif /* CONFIG_INTERWORKING */
7086
7087         wpa_s->ext_mgmt_frame_handling = 0;
7088         wpa_s->ext_eapol_frame_io = 0;
7089 #ifdef CONFIG_TESTING_OPTIONS
7090         wpa_s->extra_roc_dur = 0;
7091         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7092         wpa_s->p2p_go_csa_on_inv = 0;
7093         wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7094 #endif /* CONFIG_TESTING_OPTIONS */
7095
7096         wpa_s->disconnected = 0;
7097         os_free(wpa_s->next_scan_freqs);
7098         wpa_s->next_scan_freqs = NULL;
7099
7100         wpa_bss_flush(wpa_s);
7101         if (!dl_list_empty(&wpa_s->bss)) {
7102                 wpa_printf(MSG_DEBUG,
7103                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7104                            MACSTR " pending_bssid=" MACSTR,
7105                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7106                            MAC2STR(wpa_s->bssid),
7107                            MAC2STR(wpa_s->pending_bssid));
7108         }
7109
7110         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7111         wpa_s->wnmsleep_used = 0;
7112 }
7113
7114
7115 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7116                                      char *buf, size_t buflen)
7117 {
7118         struct wpa_radio_work *work;
7119         char *pos, *end;
7120         struct os_reltime now, diff;
7121
7122         pos = buf;
7123         end = buf + buflen;
7124
7125         os_get_reltime(&now);
7126
7127         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7128         {
7129                 int ret;
7130
7131                 os_reltime_sub(&now, &work->time, &diff);
7132                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7133                                   work->type, work->wpa_s->ifname, work->freq,
7134                                   work->started, diff.sec, diff.usec);
7135                 if (os_snprintf_error(end - pos, ret))
7136                         break;
7137                 pos += ret;
7138         }
7139
7140         return pos - buf;
7141 }
7142
7143
7144 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7145 {
7146         struct wpa_radio_work *work = eloop_ctx;
7147         struct wpa_external_work *ework = work->ctx;
7148
7149         wpa_dbg(work->wpa_s, MSG_DEBUG,
7150                 "Timing out external radio work %u (%s)",
7151                 ework->id, work->type);
7152         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7153         work->wpa_s->ext_work_in_progress = 0;
7154         radio_work_done(work);
7155         os_free(ework);
7156 }
7157
7158
7159 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7160 {
7161         struct wpa_external_work *ework = work->ctx;
7162
7163         if (deinit) {
7164                 if (work->started)
7165                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7166                                              work, NULL);
7167
7168                 os_free(ework);
7169                 return;
7170         }
7171
7172         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7173                 ework->id, ework->type);
7174         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7175         work->wpa_s->ext_work_in_progress = 1;
7176         if (!ework->timeout)
7177                 ework->timeout = 10;
7178         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7179                                work, NULL);
7180 }
7181
7182
7183 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7184                                     char *buf, size_t buflen)
7185 {
7186         struct wpa_external_work *ework;
7187         char *pos, *pos2;
7188         size_t type_len;
7189         int ret;
7190         unsigned int freq = 0;
7191
7192         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7193
7194         ework = os_zalloc(sizeof(*ework));
7195         if (ework == NULL)
7196                 return -1;
7197
7198         pos = os_strchr(cmd, ' ');
7199         if (pos) {
7200                 type_len = pos - cmd;
7201                 pos++;
7202
7203                 pos2 = os_strstr(pos, "freq=");
7204                 if (pos2)
7205                         freq = atoi(pos2 + 5);
7206
7207                 pos2 = os_strstr(pos, "timeout=");
7208                 if (pos2)
7209                         ework->timeout = atoi(pos2 + 8);
7210         } else {
7211                 type_len = os_strlen(cmd);
7212         }
7213         if (4 + type_len >= sizeof(ework->type))
7214                 type_len = sizeof(ework->type) - 4 - 1;
7215         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7216         os_memcpy(ework->type + 4, cmd, type_len);
7217         ework->type[4 + type_len] = '\0';
7218
7219         wpa_s->ext_work_id++;
7220         if (wpa_s->ext_work_id == 0)
7221                 wpa_s->ext_work_id++;
7222         ework->id = wpa_s->ext_work_id;
7223
7224         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7225                            ework) < 0) {
7226                 os_free(ework);
7227                 return -1;
7228         }
7229
7230         ret = os_snprintf(buf, buflen, "%u", ework->id);
7231         if (os_snprintf_error(buflen, ret))
7232                 return -1;
7233         return ret;
7234 }
7235
7236
7237 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7238 {
7239         struct wpa_radio_work *work;
7240         unsigned int id = atoi(cmd);
7241
7242         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7243         {
7244                 struct wpa_external_work *ework;
7245
7246                 if (os_strncmp(work->type, "ext:", 4) != 0)
7247                         continue;
7248                 ework = work->ctx;
7249                 if (id && ework->id != id)
7250                         continue;
7251                 wpa_dbg(wpa_s, MSG_DEBUG,
7252                         "Completed external radio work %u (%s)",
7253                         ework->id, ework->type);
7254                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7255                 wpa_s->ext_work_in_progress = 0;
7256                 radio_work_done(work);
7257                 os_free(ework);
7258                 return 3; /* "OK\n" */
7259         }
7260
7261         return -1;
7262 }
7263
7264
7265 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7266                                 char *buf, size_t buflen)
7267 {
7268         if (os_strcmp(cmd, "show") == 0)
7269                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7270         if (os_strncmp(cmd, "add ", 4) == 0)
7271                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7272         if (os_strncmp(cmd, "done ", 5) == 0)
7273                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7274         return -1;
7275 }
7276
7277
7278 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7279 {
7280         struct wpa_radio_work *work, *tmp;
7281
7282         if (!wpa_s || !wpa_s->radio)
7283                 return;
7284
7285         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7286                               struct wpa_radio_work, list) {
7287                 struct wpa_external_work *ework;
7288
7289                 if (os_strncmp(work->type, "ext:", 4) != 0)
7290                         continue;
7291                 ework = work->ctx;
7292                 wpa_dbg(wpa_s, MSG_DEBUG,
7293                         "Flushing%s external radio work %u (%s)",
7294                         work->started ? " started" : "", ework->id,
7295                         ework->type);
7296                 if (work->started)
7297                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7298                                              work, NULL);
7299                 radio_work_done(work);
7300                 os_free(ework);
7301         }
7302 }
7303
7304
7305 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7306 {
7307         struct wpa_supplicant *wpa_s = eloop_ctx;
7308         eapol_sm_notify_ctrl_response(wpa_s->eapol);
7309 }
7310
7311
7312 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7313                               unsigned int *scan_id_count, int scan_id[])
7314 {
7315         const char *pos = value;
7316
7317         while (pos) {
7318                 if (*pos == ' ' || *pos == '\0')
7319                         break;
7320                 if (*scan_id_count == MAX_SCAN_ID)
7321                         return -1;
7322                 scan_id[(*scan_id_count)++] = atoi(pos);
7323                 pos = os_strchr(pos, ',');
7324                 if (pos)
7325                         pos++;
7326         }
7327
7328         return 0;
7329 }
7330
7331
7332 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7333                            char *reply, int reply_size, int *reply_len)
7334 {
7335         char *pos;
7336         unsigned int manual_scan_passive = 0;
7337         unsigned int manual_scan_use_id = 0;
7338         unsigned int manual_scan_only_new = 0;
7339         unsigned int scan_only = 0;
7340         unsigned int scan_id_count = 0;
7341         int scan_id[MAX_SCAN_ID];
7342         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7343                                  struct wpa_scan_results *scan_res);
7344         int *manual_scan_freqs = NULL;
7345         struct wpa_ssid_value *ssid = NULL, *ns;
7346         unsigned int ssid_count = 0;
7347
7348         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7349                 *reply_len = -1;
7350                 return;
7351         }
7352
7353         if (radio_work_pending(wpa_s, "scan")) {
7354                 wpa_printf(MSG_DEBUG,
7355                            "Pending scan scheduled - reject new request");
7356                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7357                 return;
7358         }
7359
7360 #ifdef CONFIG_INTERWORKING
7361         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7362                 wpa_printf(MSG_DEBUG,
7363                            "Interworking select in progress - reject new scan");
7364                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7365                 return;
7366         }
7367 #endif /* CONFIG_INTERWORKING */
7368
7369         if (params) {
7370                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7371                         scan_only = 1;
7372
7373                 pos = os_strstr(params, "freq=");
7374                 if (pos) {
7375                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7376                                                                        pos + 5);
7377                         if (manual_scan_freqs == NULL) {
7378                                 *reply_len = -1;
7379                                 goto done;
7380                         }
7381                 }
7382
7383                 pos = os_strstr(params, "passive=");
7384                 if (pos)
7385                         manual_scan_passive = !!atoi(pos + 8);
7386
7387                 pos = os_strstr(params, "use_id=");
7388                 if (pos)
7389                         manual_scan_use_id = atoi(pos + 7);
7390
7391                 pos = os_strstr(params, "only_new=1");
7392                 if (pos)
7393                         manual_scan_only_new = 1;
7394
7395                 pos = os_strstr(params, "scan_id=");
7396                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7397                                               scan_id) < 0) {
7398                         *reply_len = -1;
7399                         goto done;
7400                 }
7401
7402                 pos = params;
7403                 while (pos && *pos != '\0') {
7404                         if (os_strncmp(pos, "ssid ", 5) == 0) {
7405                                 char *end;
7406
7407                                 pos += 5;
7408                                 end = pos;
7409                                 while (*end) {
7410                                         if (*end == '\0' || *end == ' ')
7411                                                 break;
7412                                         end++;
7413                                 }
7414
7415                                 ns = os_realloc_array(
7416                                         ssid, ssid_count + 1,
7417                                         sizeof(struct wpa_ssid_value));
7418                                 if (ns == NULL) {
7419                                         *reply_len = -1;
7420                                         goto done;
7421                                 }
7422                                 ssid = ns;
7423
7424                                 if ((end - pos) & 0x01 ||
7425                                     end - pos > 2 * SSID_MAX_LEN ||
7426                                     hexstr2bin(pos, ssid[ssid_count].ssid,
7427                                                (end - pos) / 2) < 0) {
7428                                         wpa_printf(MSG_DEBUG,
7429                                                    "Invalid SSID value '%s'",
7430                                                    pos);
7431                                         *reply_len = -1;
7432                                         goto done;
7433                                 }
7434                                 ssid[ssid_count].ssid_len = (end - pos) / 2;
7435                                 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7436                                                   ssid[ssid_count].ssid,
7437                                                   ssid[ssid_count].ssid_len);
7438                                 ssid_count++;
7439                                 pos = end;
7440                         }
7441
7442                         pos = os_strchr(pos, ' ');
7443                         if (pos)
7444                                 pos++;
7445                 }
7446         }
7447
7448         wpa_s->num_ssids_from_scan_req = ssid_count;
7449         os_free(wpa_s->ssids_from_scan_req);
7450         if (ssid_count) {
7451                 wpa_s->ssids_from_scan_req = ssid;
7452                 ssid = NULL;
7453         } else {
7454                 wpa_s->ssids_from_scan_req = NULL;
7455         }
7456
7457         if (scan_only)
7458                 scan_res_handler = scan_only_handler;
7459         else if (wpa_s->scan_res_handler == scan_only_handler)
7460                 scan_res_handler = NULL;
7461         else
7462                 scan_res_handler = wpa_s->scan_res_handler;
7463
7464         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7465             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7466              (wpa_s->wpa_state == WPA_COMPLETED))) {
7467                 wpa_s->manual_scan_passive = manual_scan_passive;
7468                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7469                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7470                 wpa_s->scan_id_count = scan_id_count;
7471                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7472                 wpa_s->scan_res_handler = scan_res_handler;
7473                 os_free(wpa_s->manual_scan_freqs);
7474                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7475                 manual_scan_freqs = NULL;
7476
7477                 wpa_s->normal_scans = 0;
7478                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7479                 wpa_s->after_wps = 0;
7480                 wpa_s->known_wps_freq = 0;
7481                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7482                 if (wpa_s->manual_scan_use_id) {
7483                         wpa_s->manual_scan_id++;
7484                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7485                                 wpa_s->manual_scan_id);
7486                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7487                                                  wpa_s->manual_scan_id);
7488                 }
7489         } else if (wpa_s->sched_scanning) {
7490                 wpa_s->manual_scan_passive = manual_scan_passive;
7491                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7492                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7493                 wpa_s->scan_id_count = scan_id_count;
7494                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7495                 wpa_s->scan_res_handler = scan_res_handler;
7496                 os_free(wpa_s->manual_scan_freqs);
7497                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7498                 manual_scan_freqs = NULL;
7499
7500                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7501                 wpa_supplicant_cancel_sched_scan(wpa_s);
7502                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7503                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7504                 if (wpa_s->manual_scan_use_id) {
7505                         wpa_s->manual_scan_id++;
7506                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7507                                                  wpa_s->manual_scan_id);
7508                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7509                                 wpa_s->manual_scan_id);
7510                 }
7511         } else {
7512                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7513                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7514         }
7515
7516 done:
7517         os_free(manual_scan_freqs);
7518         os_free(ssid);
7519 }
7520
7521
7522 #ifdef CONFIG_TESTING_OPTIONS
7523
7524 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7525                                        unsigned int freq, const u8 *dst,
7526                                        const u8 *src, const u8 *bssid,
7527                                        const u8 *data, size_t data_len,
7528                                        enum offchannel_send_action_result
7529                                        result)
7530 {
7531         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7532                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7533                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7534                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7535                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7536                              "NO_ACK" : "FAILED"));
7537 }
7538
7539
7540 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7541 {
7542         char *pos, *param;
7543         size_t len;
7544         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7545         int res, used;
7546         int freq = 0, no_cck = 0, wait_time = 0;
7547
7548         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7549          *    <action=Action frame payload> */
7550
7551         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7552
7553         pos = cmd;
7554         used = hwaddr_aton2(pos, da);
7555         if (used < 0)
7556                 return -1;
7557         pos += used;
7558         while (*pos == ' ')
7559                 pos++;
7560         used = hwaddr_aton2(pos, bssid);
7561         if (used < 0)
7562                 return -1;
7563         pos += used;
7564
7565         param = os_strstr(pos, " freq=");
7566         if (param) {
7567                 param += 6;
7568                 freq = atoi(param);
7569         }
7570
7571         param = os_strstr(pos, " no_cck=");
7572         if (param) {
7573                 param += 8;
7574                 no_cck = atoi(param);
7575         }
7576
7577         param = os_strstr(pos, " wait_time=");
7578         if (param) {
7579                 param += 11;
7580                 wait_time = atoi(param);
7581         }
7582
7583         param = os_strstr(pos, " action=");
7584         if (param == NULL)
7585                 return -1;
7586         param += 8;
7587
7588         len = os_strlen(param);
7589         if (len & 1)
7590                 return -1;
7591         len /= 2;
7592
7593         buf = os_malloc(len);
7594         if (buf == NULL)
7595                 return -1;
7596
7597         if (hexstr2bin(param, buf, len) < 0) {
7598                 os_free(buf);
7599                 return -1;
7600         }
7601
7602         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7603                                      buf, len, wait_time,
7604                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7605         os_free(buf);
7606         return res;
7607 }
7608
7609
7610 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7611 {
7612         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7613         offchannel_send_action_done(wpa_s);
7614 }
7615
7616
7617 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7618 {
7619         char *pos, *param;
7620         union wpa_event_data event;
7621         enum wpa_event_type ev;
7622
7623         /* <event name> [parameters..] */
7624
7625         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7626
7627         pos = cmd;
7628         param = os_strchr(pos, ' ');
7629         if (param)
7630                 *param++ = '\0';
7631
7632         os_memset(&event, 0, sizeof(event));
7633
7634         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7635                 ev = EVENT_INTERFACE_ENABLED;
7636         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7637                 ev = EVENT_INTERFACE_DISABLED;
7638         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7639                 ev = EVENT_AVOID_FREQUENCIES;
7640                 if (param == NULL)
7641                         param = "";
7642                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7643                         return -1;
7644                 wpa_supplicant_event(wpa_s, ev, &event);
7645                 os_free(event.freq_range.range);
7646                 return 0;
7647         } else {
7648                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7649                         cmd);
7650                 return -1;
7651         }
7652
7653         wpa_supplicant_event(wpa_s, ev, &event);
7654
7655         return 0;
7656 }
7657
7658
7659 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7660 {
7661         char *pos;
7662         u8 src[ETH_ALEN], *buf;
7663         int used;
7664         size_t len;
7665
7666         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7667
7668         pos = cmd;
7669         used = hwaddr_aton2(pos, src);
7670         if (used < 0)
7671                 return -1;
7672         pos += used;
7673         while (*pos == ' ')
7674                 pos++;
7675
7676         len = os_strlen(pos);
7677         if (len & 1)
7678                 return -1;
7679         len /= 2;
7680
7681         buf = os_malloc(len);
7682         if (buf == NULL)
7683                 return -1;
7684
7685         if (hexstr2bin(pos, buf, len) < 0) {
7686                 os_free(buf);
7687                 return -1;
7688         }
7689
7690         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7691         os_free(buf);
7692
7693         return 0;
7694 }
7695
7696
7697 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7698 {
7699         size_t i;
7700         u32 sum = 0;
7701         const u16 *pos = buf;
7702
7703         for (i = 0; i < len / 2; i++)
7704                 sum += *pos++;
7705
7706         while (sum >> 16)
7707                 sum = (sum & 0xffff) + (sum >> 16);
7708
7709         return sum ^ 0xffff;
7710 }
7711
7712
7713 #define HWSIM_PACKETLEN 1500
7714 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7715
7716 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7717 {
7718         struct wpa_supplicant *wpa_s = ctx;
7719         const struct ether_header *eth;
7720         struct iphdr ip;
7721         const u8 *pos;
7722         unsigned int i;
7723
7724         if (len != HWSIM_PACKETLEN)
7725                 return;
7726
7727         eth = (const struct ether_header *) buf;
7728         os_memcpy(&ip, eth + 1, sizeof(ip));
7729         pos = &buf[sizeof(*eth) + sizeof(ip)];
7730
7731         if (ip.ihl != 5 || ip.version != 4 ||
7732             ntohs(ip.tot_len) != HWSIM_IP_LEN)
7733                 return;
7734
7735         for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7736                 if (*pos != (u8) i)
7737                         return;
7738                 pos++;
7739         }
7740
7741         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7742                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7743 }
7744
7745
7746 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7747                                             char *cmd)
7748 {
7749         int enabled = atoi(cmd);
7750         char *pos;
7751         const char *ifname;
7752
7753         if (!enabled) {
7754                 if (wpa_s->l2_test) {
7755                         l2_packet_deinit(wpa_s->l2_test);
7756                         wpa_s->l2_test = NULL;
7757                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7758                 }
7759                 return 0;
7760         }
7761
7762         if (wpa_s->l2_test)
7763                 return 0;
7764
7765         pos = os_strstr(cmd, " ifname=");
7766         if (pos)
7767                 ifname = pos + 8;
7768         else
7769                 ifname = wpa_s->ifname;
7770
7771         wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7772                                         ETHERTYPE_IP, wpas_data_test_rx,
7773                                         wpa_s, 1);
7774         if (wpa_s->l2_test == NULL)
7775                 return -1;
7776
7777         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7778
7779         return 0;
7780 }
7781
7782
7783 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7784 {
7785         u8 dst[ETH_ALEN], src[ETH_ALEN];
7786         char *pos;
7787         int used;
7788         long int val;
7789         u8 tos;
7790         u8 buf[2 + HWSIM_PACKETLEN];
7791         struct ether_header *eth;
7792         struct iphdr *ip;
7793         u8 *dpos;
7794         unsigned int i;
7795
7796         if (wpa_s->l2_test == NULL)
7797                 return -1;
7798
7799         /* format: <dst> <src> <tos> */
7800
7801         pos = cmd;
7802         used = hwaddr_aton2(pos, dst);
7803         if (used < 0)
7804                 return -1;
7805         pos += used;
7806         while (*pos == ' ')
7807                 pos++;
7808         used = hwaddr_aton2(pos, src);
7809         if (used < 0)
7810                 return -1;
7811         pos += used;
7812
7813         val = strtol(pos, NULL, 0);
7814         if (val < 0 || val > 0xff)
7815                 return -1;
7816         tos = val;
7817
7818         eth = (struct ether_header *) &buf[2];
7819         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7820         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7821         eth->ether_type = htons(ETHERTYPE_IP);
7822         ip = (struct iphdr *) (eth + 1);
7823         os_memset(ip, 0, sizeof(*ip));
7824         ip->ihl = 5;
7825         ip->version = 4;
7826         ip->ttl = 64;
7827         ip->tos = tos;
7828         ip->tot_len = htons(HWSIM_IP_LEN);
7829         ip->protocol = 1;
7830         ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
7831         ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
7832         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7833         dpos = (u8 *) (ip + 1);
7834         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7835                 *dpos++ = i;
7836
7837         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
7838                            HWSIM_PACKETLEN) < 0)
7839                 return -1;
7840
7841         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7842                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7843
7844         return 0;
7845 }
7846
7847
7848 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7849                                            char *cmd)
7850 {
7851         u8 *buf;
7852         struct ether_header *eth;
7853         struct l2_packet_data *l2 = NULL;
7854         size_t len;
7855         u16 ethertype;
7856         int res = -1;
7857
7858         len = os_strlen(cmd);
7859         if (len & 1 || len < ETH_HLEN * 2)
7860                 return -1;
7861         len /= 2;
7862
7863         buf = os_malloc(len);
7864         if (buf == NULL)
7865                 return -1;
7866
7867         if (hexstr2bin(cmd, buf, len) < 0)
7868                 goto done;
7869
7870         eth = (struct ether_header *) buf;
7871         ethertype = ntohs(eth->ether_type);
7872
7873         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7874                             wpas_data_test_rx, wpa_s, 1);
7875         if (l2 == NULL)
7876                 goto done;
7877
7878         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7879         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7880 done:
7881         if (l2)
7882                 l2_packet_deinit(l2);
7883         os_free(buf);
7884
7885         return res < 0 ? -1 : 0;
7886 }
7887
7888
7889 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7890 {
7891 #ifdef WPA_TRACE_BFD
7892         extern char wpa_trace_fail_func[256];
7893         extern unsigned int wpa_trace_fail_after;
7894         char *pos;
7895
7896         wpa_trace_fail_after = atoi(cmd);
7897         pos = os_strchr(cmd, ':');
7898         if (pos) {
7899                 pos++;
7900                 os_strlcpy(wpa_trace_fail_func, pos,
7901                            sizeof(wpa_trace_fail_func));
7902         } else {
7903                 wpa_trace_fail_after = 0;
7904         }
7905         return 0;
7906 #else /* WPA_TRACE_BFD */
7907         return -1;
7908 #endif /* WPA_TRACE_BFD */
7909 }
7910
7911
7912 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7913                                     char *buf, size_t buflen)
7914 {
7915 #ifdef WPA_TRACE_BFD
7916         extern char wpa_trace_fail_func[256];
7917         extern unsigned int wpa_trace_fail_after;
7918
7919         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7920                            wpa_trace_fail_func);
7921 #else /* WPA_TRACE_BFD */
7922         return -1;
7923 #endif /* WPA_TRACE_BFD */
7924 }
7925
7926
7927 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
7928 {
7929 #ifdef WPA_TRACE_BFD
7930         extern char wpa_trace_test_fail_func[256];
7931         extern unsigned int wpa_trace_test_fail_after;
7932         char *pos;
7933
7934         wpa_trace_test_fail_after = atoi(cmd);
7935         pos = os_strchr(cmd, ':');
7936         if (pos) {
7937                 pos++;
7938                 os_strlcpy(wpa_trace_test_fail_func, pos,
7939                            sizeof(wpa_trace_test_fail_func));
7940         } else {
7941                 wpa_trace_test_fail_after = 0;
7942         }
7943         return 0;
7944 #else /* WPA_TRACE_BFD */
7945         return -1;
7946 #endif /* WPA_TRACE_BFD */
7947 }
7948
7949
7950 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
7951                                     char *buf, size_t buflen)
7952 {
7953 #ifdef WPA_TRACE_BFD
7954         extern char wpa_trace_test_fail_func[256];
7955         extern unsigned int wpa_trace_test_fail_after;
7956
7957         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
7958                            wpa_trace_test_fail_func);
7959 #else /* WPA_TRACE_BFD */
7960         return -1;
7961 #endif /* WPA_TRACE_BFD */
7962 }
7963
7964
7965 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
7966 {
7967         struct wpa_supplicant *wpa_s = eloop_ctx;
7968         int i, count = (intptr_t) timeout_ctx;
7969
7970         wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
7971                    count);
7972         for (i = 0; i < count; i++) {
7973                 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
7974                              i + 1, count);
7975         }
7976 }
7977
7978
7979 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
7980 {
7981         int count;
7982
7983         count = atoi(cmd);
7984         if (count <= 0)
7985                 return -1;
7986
7987         return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
7988                                       (void *) (intptr_t) count);
7989 }
7990
7991
7992 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
7993                                    const char *cmd)
7994 {
7995         struct wpabuf *buf;
7996         size_t len;
7997
7998         len = os_strlen(cmd);
7999         if (len & 1)
8000                 return -1;
8001         len /= 2;
8002
8003         if (len == 0) {
8004                 buf = NULL;
8005         } else {
8006                 buf = wpabuf_alloc(len);
8007                 if (buf == NULL)
8008                         return -1;
8009
8010                 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8011                         wpabuf_free(buf);
8012                         return -1;
8013                 }
8014         }
8015
8016         wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8017         return 0;
8018 }
8019
8020 #endif /* CONFIG_TESTING_OPTIONS */
8021
8022
8023 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8024 {
8025         char *pos = cmd;
8026         int frame;
8027         size_t len;
8028         struct wpabuf *buf;
8029         struct ieee802_11_elems elems;
8030
8031         frame = atoi(pos);
8032         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8033                 return -1;
8034         wpa_s = wpas_vendor_elem(wpa_s, frame);
8035
8036         pos = os_strchr(pos, ' ');
8037         if (pos == NULL)
8038                 return -1;
8039         pos++;
8040
8041         len = os_strlen(pos);
8042         if (len == 0)
8043                 return 0;
8044         if (len & 1)
8045                 return -1;
8046         len /= 2;
8047
8048         buf = wpabuf_alloc(len);
8049         if (buf == NULL)
8050                 return -1;
8051
8052         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8053                 wpabuf_free(buf);
8054                 return -1;
8055         }
8056
8057         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8058             ParseFailed) {
8059                 wpabuf_free(buf);
8060                 return -1;
8061         }
8062
8063         if (wpa_s->vendor_elem[frame] == NULL) {
8064                 wpa_s->vendor_elem[frame] = buf;
8065                 wpas_vendor_elem_update(wpa_s);
8066                 return 0;
8067         }
8068
8069         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8070                 wpabuf_free(buf);
8071                 return -1;
8072         }
8073
8074         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8075         wpabuf_free(buf);
8076         wpas_vendor_elem_update(wpa_s);
8077
8078         return 0;
8079 }
8080
8081
8082 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8083                                      char *buf, size_t buflen)
8084 {
8085         int frame = atoi(cmd);
8086
8087         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8088                 return -1;
8089         wpa_s = wpas_vendor_elem(wpa_s, frame);
8090
8091         if (wpa_s->vendor_elem[frame] == NULL)
8092                 return 0;
8093
8094         return wpa_snprintf_hex(buf, buflen,
8095                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8096                                 wpabuf_len(wpa_s->vendor_elem[frame]));
8097 }
8098
8099
8100 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8101 {
8102         char *pos = cmd;
8103         int frame;
8104         size_t len;
8105         u8 *buf;
8106         struct ieee802_11_elems elems;
8107         int res;
8108
8109         frame = atoi(pos);
8110         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8111                 return -1;
8112         wpa_s = wpas_vendor_elem(wpa_s, frame);
8113
8114         pos = os_strchr(pos, ' ');
8115         if (pos == NULL)
8116                 return -1;
8117         pos++;
8118
8119         if (*pos == '*') {
8120                 wpabuf_free(wpa_s->vendor_elem[frame]);
8121                 wpa_s->vendor_elem[frame] = NULL;
8122                 wpas_vendor_elem_update(wpa_s);
8123                 return 0;
8124         }
8125
8126         if (wpa_s->vendor_elem[frame] == NULL)
8127                 return -1;
8128
8129         len = os_strlen(pos);
8130         if (len == 0)
8131                 return 0;
8132         if (len & 1)
8133                 return -1;
8134         len /= 2;
8135
8136         buf = os_malloc(len);
8137         if (buf == NULL)
8138                 return -1;
8139
8140         if (hexstr2bin(pos, buf, len) < 0) {
8141                 os_free(buf);
8142                 return -1;
8143         }
8144
8145         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8146                 os_free(buf);
8147                 return -1;
8148         }
8149
8150         res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8151         os_free(buf);
8152         return res;
8153 }
8154
8155
8156 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8157 {
8158         struct wpa_supplicant *wpa_s = ctx;
8159
8160         if (neighbor_rep) {
8161                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8162                              "length=%u",
8163                              (unsigned int) wpabuf_len(neighbor_rep));
8164                 wpabuf_free(neighbor_rep);
8165         } else {
8166                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8167         }
8168 }
8169
8170
8171 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
8172                                             char *cmd)
8173 {
8174         struct wpa_ssid ssid;
8175         struct wpa_ssid *ssid_p = NULL;
8176         int ret = 0;
8177
8178         if (os_strncmp(cmd, " ssid=", 6) == 0) {
8179                 ssid.ssid_len = os_strlen(cmd + 6);
8180                 if (ssid.ssid_len > SSID_MAX_LEN)
8181                         return -1;
8182                 ssid.ssid = (u8 *) (cmd + 6);
8183                 ssid_p = &ssid;
8184         }
8185
8186         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
8187                                                  wpas_ctrl_neighbor_rep_cb,
8188                                                  wpa_s);
8189
8190         return ret;
8191 }
8192
8193
8194 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8195 {
8196         eapol_sm_erp_flush(wpa_s->eapol);
8197         return 0;
8198 }
8199
8200
8201 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8202                                          char *cmd)
8203 {
8204         char *token, *context = NULL;
8205         unsigned int enable = ~0, type = 0;
8206         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8207         u8 *addr = NULL, *mask = NULL;
8208
8209         while ((token = str_token(cmd, " ", &context))) {
8210                 if (os_strcasecmp(token, "scan") == 0) {
8211                         type |= MAC_ADDR_RAND_SCAN;
8212                 } else if (os_strcasecmp(token, "sched") == 0) {
8213                         type |= MAC_ADDR_RAND_SCHED_SCAN;
8214                 } else if (os_strcasecmp(token, "pno") == 0) {
8215                         type |= MAC_ADDR_RAND_PNO;
8216                 } else if (os_strcasecmp(token, "all") == 0) {
8217                         type = wpa_s->mac_addr_rand_supported;
8218                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8219                         enable = atoi(token + 7);
8220                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8221                         addr = _addr;
8222                         if (hwaddr_aton(token + 5, addr)) {
8223                                 wpa_printf(MSG_INFO,
8224                                            "CTRL: Invalid MAC address: %s",
8225                                            token);
8226                                 return -1;
8227                         }
8228                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8229                         mask = _mask;
8230                         if (hwaddr_aton(token + 5, mask)) {
8231                                 wpa_printf(MSG_INFO,
8232                                            "CTRL: Invalid MAC address mask: %s",
8233                                            token);
8234                                 return -1;
8235                         }
8236                 } else {
8237                         wpa_printf(MSG_INFO,
8238                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8239                                    token);
8240                         return -1;
8241                 }
8242         }
8243
8244         if (!type) {
8245                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8246                 return -1;
8247         }
8248
8249         if ((wpa_s->mac_addr_rand_supported & type) != type) {
8250                 wpa_printf(MSG_INFO,
8251                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8252                            type, wpa_s->mac_addr_rand_supported);
8253                 return -1;
8254         }
8255
8256         if (enable > 1) {
8257                 wpa_printf(MSG_INFO,
8258                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8259                 return -1;
8260         }
8261
8262         if (!enable) {
8263                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8264                 if (wpa_s->pno) {
8265                         if (type & MAC_ADDR_RAND_PNO) {
8266                                 wpas_stop_pno(wpa_s);
8267                                 wpas_start_pno(wpa_s);
8268                         }
8269                 } else if (wpa_s->sched_scanning &&
8270                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8271                         /* simulate timeout to restart the sched scan */
8272                         wpa_s->sched_scan_timed_out = 1;
8273                         wpa_s->prev_sched_ssid = NULL;
8274                         wpa_supplicant_cancel_sched_scan(wpa_s);
8275                 }
8276                 return 0;
8277         }
8278
8279         if ((addr && !mask) || (!addr && mask)) {
8280                 wpa_printf(MSG_INFO,
8281                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8282                 return -1;
8283         }
8284
8285         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8286                 wpa_printf(MSG_INFO,
8287                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8288                 return -1;
8289         }
8290
8291         if (type & MAC_ADDR_RAND_SCAN) {
8292                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8293                                             addr, mask);
8294         }
8295
8296         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8297                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8298                                             addr, mask);
8299
8300                 if (wpa_s->sched_scanning && !wpa_s->pno) {
8301                         /* simulate timeout to restart the sched scan */
8302                         wpa_s->sched_scan_timed_out = 1;
8303                         wpa_s->prev_sched_ssid = NULL;
8304                         wpa_supplicant_cancel_sched_scan(wpa_s);
8305                 }
8306         }
8307
8308         if (type & MAC_ADDR_RAND_PNO) {
8309                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8310                                             addr, mask);
8311                 if (wpa_s->pno) {
8312                         wpas_stop_pno(wpa_s);
8313                         wpas_start_pno(wpa_s);
8314                 }
8315         }
8316
8317         return 0;
8318 }
8319
8320
8321 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8322 {
8323         if (os_strcmp(cmd, "PING") == 0 ||
8324             os_strncmp(cmd, "BSS ", 4) == 0 ||
8325             os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8326             os_strncmp(cmd, "STATUS", 6) == 0 ||
8327             os_strncmp(cmd, "STA ", 4) == 0 ||
8328             os_strncmp(cmd, "STA-", 4) == 0)
8329                 return MSG_EXCESSIVE;
8330         return MSG_DEBUG;
8331 }
8332
8333
8334 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8335                                          char *buf, size_t *resp_len)
8336 {
8337         char *reply;
8338         const int reply_size = 4096;
8339         int reply_len;
8340
8341         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8342             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8343                 if (wpa_debug_show_keys)
8344                         wpa_dbg(wpa_s, MSG_DEBUG,
8345                                 "Control interface command '%s'", buf);
8346                 else
8347                         wpa_dbg(wpa_s, MSG_DEBUG,
8348                                 "Control interface command '%s [REMOVED]'",
8349                                 os_strncmp(buf, WPA_CTRL_RSP,
8350                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
8351                                 WPA_CTRL_RSP : "SET_NETWORK");
8352         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8353                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8354                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8355                                       (const u8 *) buf, os_strlen(buf));
8356         } else {
8357                 int level = wpas_ctrl_cmd_debug_level(buf);
8358                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8359         }
8360
8361         reply = os_malloc(reply_size);
8362         if (reply == NULL) {
8363                 *resp_len = 1;
8364                 return NULL;
8365         }
8366
8367         os_memcpy(reply, "OK\n", 3);
8368         reply_len = 3;
8369
8370         if (os_strcmp(buf, "PING") == 0) {
8371                 os_memcpy(reply, "PONG\n", 5);
8372                 reply_len = 5;
8373         } else if (os_strcmp(buf, "IFNAME") == 0) {
8374                 reply_len = os_strlen(wpa_s->ifname);
8375                 os_memcpy(reply, wpa_s->ifname, reply_len);
8376         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8377                 if (wpa_debug_reopen_file() < 0)
8378                         reply_len = -1;
8379         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8380                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8381         } else if (os_strcmp(buf, "MIB") == 0) {
8382                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8383                 if (reply_len >= 0) {
8384                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
8385                                                       reply + reply_len,
8386                                                       reply_size - reply_len);
8387                 }
8388         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8389                 reply_len = wpa_supplicant_ctrl_iface_status(
8390                         wpa_s, buf + 6, reply, reply_size);
8391         } else if (os_strcmp(buf, "PMKSA") == 0) {
8392                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
8393                                                     reply_size);
8394         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8395                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8396         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8397                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8398                         reply_len = -1;
8399         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8400                 reply_len = wpa_config_dump_values(wpa_s->conf,
8401                                                    reply, reply_size);
8402         } else if (os_strncmp(buf, "GET ", 4) == 0) {
8403                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8404                                                           reply, reply_size);
8405         } else if (os_strcmp(buf, "LOGON") == 0) {
8406                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8407         } else if (os_strcmp(buf, "LOGOFF") == 0) {
8408                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8409         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8410                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8411                         reply_len = -1;
8412                 else
8413                         wpas_request_connection(wpa_s);
8414         } else if (os_strcmp(buf, "REATTACH") == 0) {
8415                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8416                     !wpa_s->current_ssid)
8417                         reply_len = -1;
8418                 else {
8419                         wpa_s->reattach = 1;
8420                         wpas_request_connection(wpa_s);
8421                 }
8422         } else if (os_strcmp(buf, "RECONNECT") == 0) {
8423                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8424                         reply_len = -1;
8425                 else if (wpa_s->disconnected)
8426                         wpas_request_connection(wpa_s);
8427 #ifdef IEEE8021X_EAPOL
8428         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8429                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8430                         reply_len = -1;
8431 #endif /* IEEE8021X_EAPOL */
8432 #ifdef CONFIG_PEERKEY
8433         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8434                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8435                         reply_len = -1;
8436 #endif /* CONFIG_PEERKEY */
8437 #ifdef CONFIG_IEEE80211R
8438         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8439                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8440                         reply_len = -1;
8441 #endif /* CONFIG_IEEE80211R */
8442 #ifdef CONFIG_WPS
8443         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8444                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8445                 if (res == -2) {
8446                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8447                         reply_len = 17;
8448                 } else if (res)
8449                         reply_len = -1;
8450         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8451                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8452                 if (res == -2) {
8453                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8454                         reply_len = 17;
8455                 } else if (res)
8456                         reply_len = -1;
8457         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8458                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8459                                                               reply,
8460                                                               reply_size);
8461         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8462                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8463                         wpa_s, buf + 14, reply, reply_size);
8464         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8465                 if (wpas_wps_cancel(wpa_s))
8466                         reply_len = -1;
8467 #ifdef CONFIG_WPS_NFC
8468         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8469                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8470                         reply_len = -1;
8471         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8472                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8473                         reply_len = -1;
8474         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8475                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8476                         wpa_s, buf + 21, reply, reply_size);
8477         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8478                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8479                         wpa_s, buf + 14, reply, reply_size);
8480         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8481                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8482                                                                buf + 17))
8483                         reply_len = -1;
8484         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8485                 reply_len = wpas_ctrl_nfc_get_handover_req(
8486                         wpa_s, buf + 21, reply, reply_size);
8487         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8488                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8489                         wpa_s, buf + 21, reply, reply_size);
8490         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8491                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8492                         reply_len = -1;
8493 #endif /* CONFIG_WPS_NFC */
8494         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8495                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8496                         reply_len = -1;
8497 #ifdef CONFIG_AP
8498         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8499                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8500                         wpa_s, buf + 11, reply, reply_size);
8501 #endif /* CONFIG_AP */
8502 #ifdef CONFIG_WPS_ER
8503         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8504                 if (wpas_wps_er_start(wpa_s, NULL))
8505                         reply_len = -1;
8506         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8507                 if (wpas_wps_er_start(wpa_s, buf + 13))
8508                         reply_len = -1;
8509         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8510                 wpas_wps_er_stop(wpa_s);
8511         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8512                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8513                         reply_len = -1;
8514         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8515                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8516                 if (ret == -2) {
8517                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8518                         reply_len = 17;
8519                 } else if (ret == -3) {
8520                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8521                         reply_len = 18;
8522                 } else if (ret == -4) {
8523                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8524                         reply_len = 20;
8525                 } else if (ret)
8526                         reply_len = -1;
8527         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8528                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8529                         reply_len = -1;
8530         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8531                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8532                                                                 buf + 18))
8533                         reply_len = -1;
8534         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8535                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8536                         reply_len = -1;
8537 #ifdef CONFIG_WPS_NFC
8538         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8539                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8540                         wpa_s, buf + 24, reply, reply_size);
8541 #endif /* CONFIG_WPS_NFC */
8542 #endif /* CONFIG_WPS_ER */
8543 #endif /* CONFIG_WPS */
8544 #ifdef CONFIG_IBSS_RSN
8545         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8546                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8547                         reply_len = -1;
8548 #endif /* CONFIG_IBSS_RSN */
8549 #ifdef CONFIG_MESH
8550         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8551                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8552                         wpa_s, buf + 19, reply, reply_size);
8553         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8554                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8555                         wpa_s, "", reply, reply_size);
8556         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8557                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8558                         reply_len = -1;
8559         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8560                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8561                                                                 buf + 18))
8562                         reply_len = -1;
8563 #endif /* CONFIG_MESH */
8564 #ifdef CONFIG_P2P
8565         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8566                 if (p2p_ctrl_find(wpa_s, buf + 8))
8567                         reply_len = -1;
8568         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8569                 if (p2p_ctrl_find(wpa_s, ""))
8570                         reply_len = -1;
8571         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8572                 wpas_p2p_stop_find(wpa_s);
8573         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8574                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8575                         reply_len = -1;
8576         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8577                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8578                         reply_len = -1;
8579         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8580                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8581                                              reply_size);
8582         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8583                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8584                         reply_len = -1;
8585         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8586                 if (p2p_ctrl_listen(wpa_s, ""))
8587                         reply_len = -1;
8588         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8589                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8590                         reply_len = -1;
8591         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8592                 if (p2p_ctrl_group_add(wpa_s, ""))
8593                         reply_len = -1;
8594         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8595                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8596                         reply_len = -1;
8597         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8598                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8599                         reply_len = -1;
8600         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8601                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8602         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8603                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8604                                                    reply_size);
8605         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8606                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8607                         reply_len = -1;
8608         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8609                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8610                         reply_len = -1;
8611         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8612                 wpas_p2p_sd_service_update(wpa_s);
8613         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8614                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8615                         reply_len = -1;
8616         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8617                 wpas_p2p_service_flush(wpa_s);
8618         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8619                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8620                         reply_len = -1;
8621         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8622                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8623                         reply_len = -1;
8624         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8625                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8626                         reply_len = -1;
8627         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8628                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8629                         reply_len = -1;
8630         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8631                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8632                         reply_len = -1;
8633         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8634                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8635                                               reply_size);
8636         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8637                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8638                         reply_len = -1;
8639         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8640                 p2p_ctrl_flush(wpa_s);
8641         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8642                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8643                         reply_len = -1;
8644         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8645                 if (wpas_p2p_cancel(wpa_s))
8646                         reply_len = -1;
8647         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8648                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8649                         reply_len = -1;
8650         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8651                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8652                         reply_len = -1;
8653         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8654                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8655                         reply_len = -1;
8656         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8657                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8658                         reply_len = -1;
8659         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8660                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8661                         reply_len = -1;
8662 #endif /* CONFIG_P2P */
8663 #ifdef CONFIG_WIFI_DISPLAY
8664         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8665                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8666                         reply_len = -1;
8667         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8668                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8669                                                      reply, reply_size);
8670 #endif /* CONFIG_WIFI_DISPLAY */
8671 #ifdef CONFIG_INTERWORKING
8672         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8673                 if (interworking_fetch_anqp(wpa_s) < 0)
8674                         reply_len = -1;
8675         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8676                 interworking_stop_fetch_anqp(wpa_s);
8677         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8678                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8679                         reply_len = -1;
8680         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8681                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8682                         reply_len = -1;
8683         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8684                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8685                         reply_len = -1;
8686         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8687                 int id;
8688
8689                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8690                 if (id < 0)
8691                         reply_len = -1;
8692                 else {
8693                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8694                         if (os_snprintf_error(reply_size, reply_len))
8695                                 reply_len = -1;
8696                 }
8697         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8698                 if (get_anqp(wpa_s, buf + 9) < 0)
8699                         reply_len = -1;
8700         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8701                 if (gas_request(wpa_s, buf + 12) < 0)
8702                         reply_len = -1;
8703         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8704                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8705                                              reply_size);
8706 #endif /* CONFIG_INTERWORKING */
8707 #ifdef CONFIG_HS20
8708         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8709                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8710                         reply_len = -1;
8711         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8712                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8713                         reply_len = -1;
8714         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8715                 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
8716                         reply_len = -1;
8717         } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
8718                 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
8719                         reply_len = -1;
8720         } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
8721                 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
8722         } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
8723                 if (del_hs20_icon(wpa_s, buf + 14) < 0)
8724                         reply_len = -1;
8725         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8726                 if (hs20_fetch_osu(wpa_s) < 0)
8727                         reply_len = -1;
8728         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8729                 hs20_cancel_fetch_osu(wpa_s);
8730 #endif /* CONFIG_HS20 */
8731         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8732         {
8733                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8734                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8735                         reply_len = -1;
8736                 else {
8737                         /*
8738                          * Notify response from timeout to allow the control
8739                          * interface response to be sent first.
8740                          */
8741                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8742                                                wpa_s, NULL);
8743                 }
8744         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8745                 if (wpa_supplicant_reload_configuration(wpa_s))
8746                         reply_len = -1;
8747         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8748                 wpa_supplicant_terminate_proc(wpa_s->global);
8749         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8750                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8751                         reply_len = -1;
8752         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8753                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8754                         wpa_s, buf + 9, reply, reply_size);
8755         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8756                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8757                         wpa_s, buf + 9, reply, reply_size);
8758         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8759                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8760                         wpa_s, buf + 14, reply, reply_size);
8761         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8762                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8763                         wpa_s, NULL, reply, reply_size);
8764         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8765 #ifdef CONFIG_SME
8766                 wpa_s->sme.prev_bssid_set = 0;
8767 #endif /* CONFIG_SME */
8768                 wpa_s->reassociate = 0;
8769                 wpa_s->disconnected = 1;
8770                 wpa_supplicant_cancel_sched_scan(wpa_s);
8771                 wpa_supplicant_cancel_scan(wpa_s);
8772                 wpa_supplicant_deauthenticate(wpa_s,
8773                                               WLAN_REASON_DEAUTH_LEAVING);
8774                 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8775         } else if (os_strcmp(buf, "SCAN") == 0) {
8776                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8777         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8778                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8779         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8780                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8781                         wpa_s, reply, reply_size);
8782         } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
8783                 if (wpas_abort_ongoing_scan(wpa_s) < 0)
8784                         reply_len = -1;
8785         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8786                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8787                         reply_len = -1;
8788         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8789                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8790                         reply_len = -1;
8791         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8792                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8793                         reply_len = -1;
8794         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8795                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8796                         wpa_s, reply, reply_size);
8797         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8798                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8799                         reply_len = -1;
8800         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8801                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8802                         reply_len = -1;
8803         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8804                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8805                         wpa_s, buf + 12, reply, reply_size);
8806         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8807                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
8808                                                           wpa_s))
8809                         reply_len = -1;
8810         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8811                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8812                         wpa_s, reply, reply_size);
8813         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8814                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8815                         wpa_s, reply, reply_size);
8816         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8817                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8818                         reply_len = -1;
8819         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8820                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8821                         reply_len = -1;
8822         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8823                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8824                                                                reply,
8825                                                                reply_size);
8826 #ifndef CONFIG_NO_CONFIG_WRITE
8827         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8828                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8829                         reply_len = -1;
8830 #endif /* CONFIG_NO_CONFIG_WRITE */
8831         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8832                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8833                         wpa_s, buf + 15, reply, reply_size);
8834         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8835                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8836                         reply_len = -1;
8837         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8838                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8839                         reply_len = -1;
8840         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8841                 reply_len = wpa_supplicant_global_iface_list(
8842                         wpa_s->global, reply, reply_size);
8843         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8844                 reply_len = wpa_supplicant_global_iface_interfaces(
8845                         wpa_s->global, reply, reply_size);
8846         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8847                 reply_len = wpa_supplicant_ctrl_iface_bss(
8848                         wpa_s, buf + 4, reply, reply_size);
8849 #ifdef CONFIG_AP
8850         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8851                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8852         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8853                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8854                                               reply_size);
8855         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8856                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8857                                                    reply_size);
8858         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8859                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8860                         reply_len = -1;
8861         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8862                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8863                         reply_len = -1;
8864         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8865                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8866                         reply_len = -1;
8867         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8868                 if (wpas_ap_stop_ap(wpa_s))
8869                         reply_len = -1;
8870 #endif /* CONFIG_AP */
8871         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8872                 wpas_notify_suspend(wpa_s->global);
8873         } else if (os_strcmp(buf, "RESUME") == 0) {
8874                 wpas_notify_resume(wpa_s->global);
8875 #ifdef CONFIG_TESTING_OPTIONS
8876         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8877                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8878 #endif /* CONFIG_TESTING_OPTIONS */
8879         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8880                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8881                         reply_len = -1;
8882         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8883                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8884         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8885                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8886                         reply_len = -1;
8887         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8888                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8889                                                                buf + 17))
8890                         reply_len = -1;
8891         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8892                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8893 #ifdef CONFIG_TDLS
8894         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8895                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8896                         reply_len = -1;
8897         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8898                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8899                         reply_len = -1;
8900         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8901                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8902                         reply_len = -1;
8903         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8904                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8905                                                                buf + 17))
8906                         reply_len = -1;
8907         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8908                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8909                                                                       buf + 24))
8910                         reply_len = -1;
8911         } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
8912                 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
8913                         wpa_s, buf + 17, reply, reply_size);
8914 #endif /* CONFIG_TDLS */
8915         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8916                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8917         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8918                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8919                         reply_len = -1;
8920         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8921                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8922                         reply_len = -1;
8923         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8924                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8925                                                        reply_size);
8926         } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
8927                 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
8928                         reply_len = -1;
8929         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8930                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8931                                                        reply_size);
8932 #ifdef CONFIG_AUTOSCAN
8933         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8934                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8935                         reply_len = -1;
8936 #endif /* CONFIG_AUTOSCAN */
8937 #ifdef ANDROID
8938         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8939                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8940                                                       reply_size);
8941 #endif /* ANDROID */
8942         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8943                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8944                                                       reply_size);
8945         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8946                 pmksa_cache_clear_current(wpa_s->wpa);
8947                 eapol_sm_request_reauth(wpa_s->eapol);
8948 #ifdef CONFIG_WNM
8949         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8950                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8951                         reply_len = -1;
8952         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8953                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8954                                 reply_len = -1;
8955 #endif /* CONFIG_WNM */
8956         } else if (os_strcmp(buf, "FLUSH") == 0) {
8957                 wpa_supplicant_ctrl_iface_flush(wpa_s);
8958         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8959                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8960                                                  reply_size);
8961 #ifdef CONFIG_TESTING_OPTIONS
8962         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8963                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8964                         reply_len = -1;
8965         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8966                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8967         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8968                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8969                         reply_len = -1;
8970         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8971                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8972                         reply_len = -1;
8973         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8974                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8975                         reply_len = -1;
8976         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8977                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8978                         reply_len = -1;
8979         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8980                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8981                         reply_len = -1;
8982         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8983                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8984                         reply_len = -1;
8985         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8986                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8987         } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
8988                 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
8989                         reply_len = -1;
8990         } else if (os_strcmp(buf, "GET_FAIL") == 0) {
8991                 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
8992         } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
8993                 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
8994                         reply_len = -1;
8995         } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
8996                 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
8997                         reply_len = -1;
8998 #endif /* CONFIG_TESTING_OPTIONS */
8999         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9000                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9001                         reply_len = -1;
9002         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9003                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9004                                                       reply_size);
9005         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9006                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9007                         reply_len = -1;
9008         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9009                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
9010                         reply_len = -1;
9011         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9012                 wpas_ctrl_iface_erp_flush(wpa_s);
9013         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9014                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9015                         reply_len = -1;
9016         } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9017                 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9018                         wpa_s, buf + 19, reply, reply_size);
9019         } else {
9020                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9021                 reply_len = 16;
9022         }
9023
9024         if (reply_len < 0) {
9025                 os_memcpy(reply, "FAIL\n", 5);
9026                 reply_len = 5;
9027         }
9028
9029         *resp_len = reply_len;
9030         return reply;
9031 }
9032
9033
9034 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9035                                            char *cmd)
9036 {
9037         struct wpa_interface iface;
9038         char *pos, *extra;
9039         struct wpa_supplicant *wpa_s;
9040         unsigned int create_iface = 0;
9041         u8 mac_addr[ETH_ALEN];
9042         enum wpa_driver_if_type type = WPA_IF_STATION;
9043
9044         /*
9045          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9046          * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9047          */
9048         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9049
9050         os_memset(&iface, 0, sizeof(iface));
9051
9052         do {
9053                 iface.ifname = pos = cmd;
9054                 pos = os_strchr(pos, '\t');
9055                 if (pos)
9056                         *pos++ = '\0';
9057                 if (iface.ifname[0] == '\0')
9058                         return -1;
9059                 if (pos == NULL)
9060                         break;
9061
9062                 iface.confname = pos;
9063                 pos = os_strchr(pos, '\t');
9064                 if (pos)
9065                         *pos++ = '\0';
9066                 if (iface.confname[0] == '\0')
9067                         iface.confname = NULL;
9068                 if (pos == NULL)
9069                         break;
9070
9071                 iface.driver = pos;
9072                 pos = os_strchr(pos, '\t');
9073                 if (pos)
9074                         *pos++ = '\0';
9075                 if (iface.driver[0] == '\0')
9076                         iface.driver = NULL;
9077                 if (pos == NULL)
9078                         break;
9079
9080                 iface.ctrl_interface = pos;
9081                 pos = os_strchr(pos, '\t');
9082                 if (pos)
9083                         *pos++ = '\0';
9084                 if (iface.ctrl_interface[0] == '\0')
9085                         iface.ctrl_interface = NULL;
9086                 if (pos == NULL)
9087                         break;
9088
9089                 iface.driver_param = pos;
9090                 pos = os_strchr(pos, '\t');
9091                 if (pos)
9092                         *pos++ = '\0';
9093                 if (iface.driver_param[0] == '\0')
9094                         iface.driver_param = NULL;
9095                 if (pos == NULL)
9096                         break;
9097
9098                 iface.bridge_ifname = pos;
9099                 pos = os_strchr(pos, '\t');
9100                 if (pos)
9101                         *pos++ = '\0';
9102                 if (iface.bridge_ifname[0] == '\0')
9103                         iface.bridge_ifname = NULL;
9104                 if (pos == NULL)
9105                         break;
9106
9107                 extra = pos;
9108                 pos = os_strchr(pos, '\t');
9109                 if (pos)
9110                         *pos++ = '\0';
9111                 if (!extra[0])
9112                         break;
9113
9114                 if (os_strcmp(extra, "create") == 0) {
9115                         create_iface = 1;
9116                         if (!pos)
9117                                 break;
9118
9119                         if (os_strcmp(pos, "sta") == 0) {
9120                                 type = WPA_IF_STATION;
9121                         } else if (os_strcmp(pos, "ap") == 0) {
9122                                 type = WPA_IF_AP_BSS;
9123                         } else {
9124                                 wpa_printf(MSG_DEBUG,
9125                                            "INTERFACE_ADD unsupported interface type: '%s'",
9126                                            pos);
9127                                 return -1;
9128                         }
9129                 } else {
9130                         wpa_printf(MSG_DEBUG,
9131                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
9132                                    extra);
9133                         return -1;
9134                 }
9135         } while (0);
9136
9137         if (create_iface) {
9138                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9139                            iface.ifname);
9140                 if (!global->ifaces)
9141                         return -1;
9142                 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9143                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
9144                         wpa_printf(MSG_ERROR,
9145                                    "CTRL_IFACE interface creation failed");
9146                         return -1;
9147                 }
9148
9149                 wpa_printf(MSG_DEBUG,
9150                            "CTRL_IFACE interface '%s' created with MAC addr: "
9151                            MACSTR, iface.ifname, MAC2STR(mac_addr));
9152         }
9153
9154         if (wpa_supplicant_get_iface(global, iface.ifname))
9155                 goto fail;
9156
9157         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9158         if (!wpa_s)
9159                 goto fail;
9160         wpa_s->added_vif = create_iface;
9161         return 0;
9162
9163 fail:
9164         if (create_iface)
9165                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9166         return -1;
9167 }
9168
9169
9170 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9171                                               char *cmd)
9172 {
9173         struct wpa_supplicant *wpa_s;
9174         int ret;
9175         unsigned int delete_iface;
9176
9177         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9178
9179         wpa_s = wpa_supplicant_get_iface(global, cmd);
9180         if (wpa_s == NULL)
9181                 return -1;
9182         delete_iface = wpa_s->added_vif;
9183         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9184         if (!ret && delete_iface) {
9185                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9186                            cmd);
9187                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9188         }
9189         return ret;
9190 }
9191
9192
9193 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9194 {
9195         struct wpa_interface_info *prev;
9196
9197         while (iface) {
9198                 prev = iface;
9199                 iface = iface->next;
9200
9201                 os_free(prev->ifname);
9202                 os_free(prev->desc);
9203                 os_free(prev);
9204         }
9205 }
9206
9207
9208 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9209                                             char *buf, int len)
9210 {
9211         int i, res;
9212         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9213         char *pos, *end;
9214
9215         for (i = 0; wpa_drivers[i]; i++) {
9216                 const struct wpa_driver_ops *drv = wpa_drivers[i];
9217                 if (drv->get_interfaces == NULL)
9218                         continue;
9219                 tmp = drv->get_interfaces(global->drv_priv[i]);
9220                 if (tmp == NULL)
9221                         continue;
9222
9223                 if (last == NULL)
9224                         iface = last = tmp;
9225                 else
9226                         last->next = tmp;
9227                 while (last->next)
9228                         last = last->next;
9229         }
9230
9231         pos = buf;
9232         end = buf + len;
9233         for (tmp = iface; tmp; tmp = tmp->next) {
9234                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9235                                   tmp->drv_name, tmp->ifname,
9236                                   tmp->desc ? tmp->desc : "");
9237                 if (os_snprintf_error(end - pos, res)) {
9238                         *pos = '\0';
9239                         break;
9240                 }
9241                 pos += res;
9242         }
9243
9244         wpa_free_iface_info(iface);
9245
9246         return pos - buf;
9247 }
9248
9249
9250 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9251                                                   char *buf, int len)
9252 {
9253         int res;
9254         char *pos, *end;
9255         struct wpa_supplicant *wpa_s;
9256
9257         wpa_s = global->ifaces;
9258         pos = buf;
9259         end = buf + len;
9260
9261         while (wpa_s) {
9262                 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
9263                 if (os_snprintf_error(end - pos, res)) {
9264                         *pos = '\0';
9265                         break;
9266                 }
9267                 pos += res;
9268                 wpa_s = wpa_s->next;
9269         }
9270         return pos - buf;
9271 }
9272
9273
9274 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9275                                             const char *ifname,
9276                                             char *cmd, size_t *resp_len)
9277 {
9278         struct wpa_supplicant *wpa_s;
9279
9280         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9281                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9282                         break;
9283         }
9284
9285         if (wpa_s == NULL) {
9286                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9287                 if (resp)
9288                         *resp_len = os_strlen(resp);
9289                 else
9290                         *resp_len = 1;
9291                 return resp;
9292         }
9293
9294         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9295 }
9296
9297
9298 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9299                                                char *buf, size_t *resp_len)
9300 {
9301 #ifdef CONFIG_P2P
9302         static const char * cmd[] = {
9303                 "LIST_NETWORKS",
9304                 "P2P_FIND",
9305                 "P2P_STOP_FIND",
9306                 "P2P_LISTEN",
9307                 "P2P_GROUP_ADD",
9308                 "P2P_GET_PASSPHRASE",
9309                 "P2P_SERVICE_UPDATE",
9310                 "P2P_SERVICE_FLUSH",
9311                 "P2P_FLUSH",
9312                 "P2P_CANCEL",
9313                 "P2P_PRESENCE_REQ",
9314                 "P2P_EXT_LISTEN",
9315                 NULL
9316         };
9317         static const char * prefix[] = {
9318 #ifdef ANDROID
9319                 "DRIVER ",
9320 #endif /* ANDROID */
9321                 "GET_NETWORK ",
9322                 "REMOVE_NETWORK ",
9323                 "P2P_FIND ",
9324                 "P2P_CONNECT ",
9325                 "P2P_LISTEN ",
9326                 "P2P_GROUP_REMOVE ",
9327                 "P2P_GROUP_ADD ",
9328                 "P2P_PROV_DISC ",
9329                 "P2P_SERV_DISC_REQ ",
9330                 "P2P_SERV_DISC_CANCEL_REQ ",
9331                 "P2P_SERV_DISC_RESP ",
9332                 "P2P_SERV_DISC_EXTERNAL ",
9333                 "P2P_SERVICE_ADD ",
9334                 "P2P_SERVICE_DEL ",
9335                 "P2P_SERVICE_REP ",
9336                 "P2P_REJECT ",
9337                 "P2P_INVITE ",
9338                 "P2P_PEER ",
9339                 "P2P_SET ",
9340                 "P2P_UNAUTHORIZE ",
9341                 "P2P_PRESENCE_REQ ",
9342                 "P2P_EXT_LISTEN ",
9343                 "P2P_REMOVE_CLIENT ",
9344                 "WPS_NFC_TOKEN ",
9345                 "WPS_NFC_TAG_READ ",
9346                 "NFC_GET_HANDOVER_SEL ",
9347                 "NFC_GET_HANDOVER_REQ ",
9348                 "NFC_REPORT_HANDOVER ",
9349                 "P2P_ASP_PROVISION ",
9350                 "P2P_ASP_PROVISION_RESP ",
9351                 NULL
9352         };
9353         int found = 0;
9354         int i;
9355
9356         if (global->p2p_init_wpa_s == NULL)
9357                 return NULL;
9358
9359         for (i = 0; !found && cmd[i]; i++) {
9360                 if (os_strcmp(buf, cmd[i]) == 0)
9361                         found = 1;
9362         }
9363
9364         for (i = 0; !found && prefix[i]; i++) {
9365                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9366                         found = 1;
9367         }
9368
9369         if (found)
9370                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9371                                                          buf, resp_len);
9372 #endif /* CONFIG_P2P */
9373         return NULL;
9374 }
9375
9376
9377 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9378                                                char *buf, size_t *resp_len)
9379 {
9380 #ifdef CONFIG_WIFI_DISPLAY
9381         if (global->p2p_init_wpa_s == NULL)
9382                 return NULL;
9383         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9384             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9385                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9386                                                          buf, resp_len);
9387 #endif /* CONFIG_WIFI_DISPLAY */
9388         return NULL;
9389 }
9390
9391
9392 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9393                                            char *buf, size_t *resp_len)
9394 {
9395         char *ret;
9396
9397         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9398         if (ret)
9399                 return ret;
9400
9401         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9402         if (ret)
9403                 return ret;
9404
9405         return NULL;
9406 }
9407
9408
9409 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9410 {
9411         char *value;
9412
9413         value = os_strchr(cmd, ' ');
9414         if (value == NULL)
9415                 return -1;
9416         *value++ = '\0';
9417
9418         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9419
9420 #ifdef CONFIG_WIFI_DISPLAY
9421         if (os_strcasecmp(cmd, "wifi_display") == 0) {
9422                 wifi_display_enable(global, !!atoi(value));
9423                 return 0;
9424         }
9425 #endif /* CONFIG_WIFI_DISPLAY */
9426
9427         /* Restore cmd to its original value to allow redirection */
9428         value[-1] = ' ';
9429
9430         return -1;
9431 }
9432
9433
9434 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9435                                               char *cmd)
9436 {
9437         struct wpa_supplicant *wpa_s[2]; /* src, dst */
9438         char *p;
9439         unsigned int i;
9440
9441         /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9442          * <variable name> */
9443
9444         for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9445                 p = os_strchr(cmd, ' ');
9446                 if (p == NULL)
9447                         return -1;
9448                 *p = '\0';
9449
9450                 wpa_s[i] = global->ifaces;
9451                 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9452                         if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9453                                 break;
9454                 }
9455
9456                 if (!wpa_s[i]) {
9457                         wpa_printf(MSG_DEBUG,
9458                                    "CTRL_IFACE: Could not find iface=%s", cmd);
9459                         return -1;
9460                 }
9461
9462                 cmd = p + 1;
9463         }
9464
9465         return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9466 }
9467
9468
9469 #ifndef CONFIG_NO_CONFIG_WRITE
9470 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9471 {
9472         int ret = 0, saved = 0;
9473         struct wpa_supplicant *wpa_s;
9474
9475         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9476                 if (!wpa_s->conf->update_config) {
9477                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9478                         continue;
9479                 }
9480
9481                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9482                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9483                         ret = 1;
9484                 } else {
9485                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9486                         saved++;
9487                 }
9488         }
9489
9490         if (!saved && !ret) {
9491                 wpa_dbg(wpa_s, MSG_DEBUG,
9492                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9493                 ret = 1;
9494         }
9495
9496         return ret;
9497 }
9498 #endif /* CONFIG_NO_CONFIG_WRITE */
9499
9500
9501 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9502                                          char *buf, size_t buflen)
9503 {
9504         char *pos, *end;
9505         int ret;
9506         struct wpa_supplicant *wpa_s;
9507
9508         pos = buf;
9509         end = buf + buflen;
9510
9511 #ifdef CONFIG_P2P
9512         if (global->p2p && !global->p2p_disabled) {
9513                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9514                                   "\n"
9515                                   "p2p_state=%s\n",
9516                                   MAC2STR(global->p2p_dev_addr),
9517                                   p2p_get_state_txt(global->p2p));
9518                 if (os_snprintf_error(end - pos, ret))
9519                         return pos - buf;
9520                 pos += ret;
9521         } else if (global->p2p) {
9522                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9523                 if (os_snprintf_error(end - pos, ret))
9524                         return pos - buf;
9525                 pos += ret;
9526         }
9527 #endif /* CONFIG_P2P */
9528
9529 #ifdef CONFIG_WIFI_DISPLAY
9530         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9531                           !!global->wifi_display);
9532         if (os_snprintf_error(end - pos, ret))
9533                 return pos - buf;
9534         pos += ret;
9535 #endif /* CONFIG_WIFI_DISPLAY */
9536
9537         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9538                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9539                                   "address=" MACSTR "\n",
9540                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9541                 if (os_snprintf_error(end - pos, ret))
9542                         return pos - buf;
9543                 pos += ret;
9544         }
9545
9546         return pos - buf;
9547 }
9548
9549
9550 #ifdef CONFIG_FST
9551
9552 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9553                                              char *cmd, char *buf,
9554                                              size_t reply_size)
9555 {
9556         char ifname[IFNAMSIZ + 1];
9557         struct fst_iface_cfg cfg;
9558         struct wpa_supplicant *wpa_s;
9559         struct fst_wpa_obj iface_obj;
9560
9561         if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9562                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9563                 if (wpa_s) {
9564                         if (wpa_s->fst) {
9565                                 wpa_printf(MSG_INFO, "FST: Already attached");
9566                                 return -1;
9567                         }
9568                         fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9569                         wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9570                                                 &iface_obj, &cfg);
9571                         if (wpa_s->fst)
9572                                 return os_snprintf(buf, reply_size, "OK\n");
9573                 }
9574         }
9575
9576         return -1;
9577 }
9578
9579
9580 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9581                                              char *cmd, char *buf,
9582                                              size_t reply_size)
9583 {
9584         char ifname[IFNAMSIZ + 1];
9585         struct wpa_supplicant *wpa_s;
9586
9587         if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9588                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9589                 if (wpa_s) {
9590                         if (!fst_iface_detach(ifname)) {
9591                                 wpa_s->fst = NULL;
9592                                 return os_snprintf(buf, reply_size, "OK\n");
9593                         }
9594                 }
9595         }
9596
9597         return -1;
9598 }
9599
9600 #endif /* CONFIG_FST */
9601
9602
9603 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9604                                                 char *buf, size_t *resp_len)
9605 {
9606         char *reply;
9607         const int reply_size = 2048;
9608         int reply_len;
9609         int level = MSG_DEBUG;
9610
9611         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9612                 char *pos = os_strchr(buf + 7, ' ');
9613                 if (pos) {
9614                         *pos++ = '\0';
9615                         return wpas_global_ctrl_iface_ifname(global,
9616                                                              buf + 7, pos,
9617                                                              resp_len);
9618                 }
9619         }
9620
9621         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9622         if (reply)
9623                 return reply;
9624
9625         if (os_strcmp(buf, "PING") == 0)
9626                 level = MSG_EXCESSIVE;
9627         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9628                           (const u8 *) buf, os_strlen(buf));
9629
9630         reply = os_malloc(reply_size);
9631         if (reply == NULL) {
9632                 *resp_len = 1;
9633                 return NULL;
9634         }
9635
9636         os_memcpy(reply, "OK\n", 3);
9637         reply_len = 3;
9638
9639         if (os_strcmp(buf, "PING") == 0) {
9640                 os_memcpy(reply, "PONG\n", 5);
9641                 reply_len = 5;
9642         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9643                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9644                         reply_len = -1;
9645         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9646                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9647                         reply_len = -1;
9648         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9649                 reply_len = wpa_supplicant_global_iface_list(
9650                         global, reply, reply_size);
9651         } else if (os_strcmp(buf, "INTERFACES") == 0) {
9652                 reply_len = wpa_supplicant_global_iface_interfaces(
9653                         global, reply, reply_size);
9654 #ifdef CONFIG_FST
9655         } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9656                 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9657                                                               reply,
9658                                                               reply_size);
9659         } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9660                 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9661                                                               reply,
9662                                                               reply_size);
9663         } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
9664                 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
9665 #endif /* CONFIG_FST */
9666         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9667                 wpa_supplicant_terminate_proc(global);
9668         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9669                 wpas_notify_suspend(global);
9670         } else if (os_strcmp(buf, "RESUME") == 0) {
9671                 wpas_notify_resume(global);
9672         } else if (os_strncmp(buf, "SET ", 4) == 0) {
9673                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
9674 #ifdef CONFIG_P2P
9675                         if (global->p2p_init_wpa_s) {
9676                                 os_free(reply);
9677                                 /* Check if P2P redirection would work for this
9678                                  * command. */
9679                                 return wpa_supplicant_ctrl_iface_process(
9680                                         global->p2p_init_wpa_s,
9681                                         buf, resp_len);
9682                         }
9683 #endif /* CONFIG_P2P */
9684                         reply_len = -1;
9685                 }
9686         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9687                 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
9688                         reply_len = -1;
9689 #ifndef CONFIG_NO_CONFIG_WRITE
9690         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9691                 if (wpas_global_ctrl_iface_save_config(global))
9692                         reply_len = -1;
9693 #endif /* CONFIG_NO_CONFIG_WRITE */
9694         } else if (os_strcmp(buf, "STATUS") == 0) {
9695                 reply_len = wpas_global_ctrl_iface_status(global, reply,
9696                                                           reply_size);
9697 #ifdef CONFIG_MODULE_TESTS
9698         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
9699                 int wpas_module_tests(void);
9700                 if (wpas_module_tests() < 0)
9701                         reply_len = -1;
9702 #endif /* CONFIG_MODULE_TESTS */
9703         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9704                 if (wpa_debug_reopen_file() < 0)
9705                         reply_len = -1;
9706         } else {
9707                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9708                 reply_len = 16;
9709         }
9710
9711         if (reply_len < 0) {
9712                 os_memcpy(reply, "FAIL\n", 5);
9713                 reply_len = 5;
9714         }
9715
9716         *resp_len = reply_len;
9717         return reply;
9718 }