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                                                   const char *input,
  59                                                   char *buf, int len);
  60 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  61                                         char *val);
  62
  63 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  64 {
  65         char *pos;
  66         u8 addr[ETH_ALEN], *filter = NULL, *n;
  67         size_t count = 0;
  68
  69         pos = val;
  70         while (pos) {
  71                 if (*pos == '\0')
  72                         break;
  73                 if (hwaddr_aton(pos, addr)) {
  74                         os_free(filter);
  75                         return -1;
  76                 }
  77                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  78                 if (n == NULL) {
  79                         os_free(filter);
  80                         return -1;
  81                 }
  82                 filter = n;
  83                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  84                 count++;
  85
  86                 pos = os_strchr(pos, ' ');
  87                 if (pos)
  88                         pos++;
  89         }
  90
  91         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  92         os_free(wpa_s->bssid_filter);
  93         wpa_s->bssid_filter = filter;
  94         wpa_s->bssid_filter_count = count;
  95
  96         return 0;
  97 }
  98
  99
 100 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
 101 {
 102         char *pos;
 103         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 104         struct wpa_ssid_value *ssid = NULL, *ns;
 105         size_t count = 0, ssid_count = 0;
 106         struct wpa_ssid *c;
 107
 108         /*
 109          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 110          * SSID_SPEC ::= ssid <SSID_HEX>
 111          * BSSID_SPEC ::= bssid <BSSID_HEX>
 112          */
 113
 114         pos = val;
 115         while (pos) {
 116                 if (*pos == '\0')
 117                         break;
 118                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 119                         int res;
 120                         pos += 6;
 121                         res = hwaddr_aton2(pos, addr);
 122                         if (res < 0) {
 123                                 os_free(ssid);
 124                                 os_free(bssid);
 125                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 126                                            "BSSID value '%s'", pos);
 127                                 return -1;
 128                         }
 129                         pos += res;
 130                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 131                         if (n == NULL) {
 132                                 os_free(ssid);
 133                                 os_free(bssid);
 134                                 return -1;
 135                         }
 136                         bssid = n;
 137                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 138                         count++;
 139                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 140                         char *end;
 141                         pos += 5;
 142
 143                         end = pos;
 144                         while (*end) {
 145                                 if (*end == '\0' || *end == ' ')
 146                                         break;
 147                                 end++;
 148                         }
 149
 150                         ns = os_realloc_array(ssid, ssid_count + 1,
 151                                               sizeof(struct wpa_ssid_value));
 152                         if (ns == NULL) {
 153                                 os_free(ssid);
 154                                 os_free(bssid);
 155                                 return -1;
 156                         }
 157                         ssid = ns;
 158
 159                         if ((end - pos) & 0x01 ||
 160                             end - pos > 2 * SSID_MAX_LEN ||
 161                             hexstr2bin(pos, ssid[ssid_count].ssid,
 162                                        (end - pos) / 2) < 0) {
 163                                 os_free(ssid);
 164                                 os_free(bssid);
 165                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 166                                            "SSID value '%s'", pos);
 167                                 return -1;
 168                         }
 169                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 170                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 171                                           ssid[ssid_count].ssid,
 172                                           ssid[ssid_count].ssid_len);
 173                         ssid_count++;
 174                         pos = end;
 175                 } else {
 176                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 177                                    "'%s'", pos);
 178                         os_free(ssid);
 179                         os_free(bssid);
 180                         return -1;
 181                 }
 182
 183                 pos = os_strchr(pos, ' ');
 184                 if (pos)
 185                         pos++;
 186         }
 187
 188         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 189         os_free(wpa_s->disallow_aps_bssid);
 190         wpa_s->disallow_aps_bssid = bssid;
 191         wpa_s->disallow_aps_bssid_count = count;
 192
 193         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 194         os_free(wpa_s->disallow_aps_ssid);
 195         wpa_s->disallow_aps_ssid = ssid;
 196         wpa_s->disallow_aps_ssid_count = ssid_count;
 197
 198         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 199                 return 0;
 200
 201         c = wpa_s->current_ssid;
 202         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 203                 return 0;
 204
 205         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 206             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 207                 return 0;
 208
 209         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 210                    "because current AP was marked disallowed");
 211
 212 #ifdef CONFIG_SME
 213         wpa_s->sme.prev_bssid_set = 0;
 214 #endif /* CONFIG_SME */
 215         wpa_s->reassociate = 1;
 216         wpa_s->own_disconnect_req = 1;
 217         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 218         wpa_supplicant_req_scan(wpa_s, 0, 0);
 219
 220         return 0;
 221 }
 222
 223
 224 #ifndef CONFIG_NO_CONFIG_BLOBS
 225 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 226 {
 227         char *name = pos;
 228         struct wpa_config_blob *blob;
 229         size_t len;
 230
 231         pos = os_strchr(pos, ' ');
 232         if (pos == NULL)
 233                 return -1;
 234         *pos++ = '\0';
 235         len = os_strlen(pos);
 236         if (len & 1)
 237                 return -1;
 238
 239         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 240         blob = os_zalloc(sizeof(*blob));
 241         if (blob == NULL)
 242                 return -1;
 243         blob->name = os_strdup(name);
 244         blob->data = os_malloc(len / 2);
 245         if (blob->name == NULL || blob->data == NULL) {
 246                 wpa_config_free_blob(blob);
 247                 return -1;
 248         }
 249
 250         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 251                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 252                 wpa_config_free_blob(blob);
 253                 return -1;
 254         }
 255         blob->len = len / 2;
 256
 257         wpa_config_set_blob(wpa_s->conf, blob);
 258
 259         return 0;
 260 }
 261 #endif /* CONFIG_NO_CONFIG_BLOBS */
 262
 263
 264 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 265 {
 266         char *params;
 267         char *pos;
 268         int *freqs = NULL;
 269         int ret;
 270
 271         if (atoi(cmd)) {
 272                 params = os_strchr(cmd, ' ');
 273                 os_free(wpa_s->manual_sched_scan_freqs);
 274                 if (params) {
 275                         params++;
 276                         pos = os_strstr(params, "freq=");
 277                         if (pos)
 278                                 freqs = freq_range_to_channel_list(wpa_s,
 279                                                                    pos + 5);
 280                 }
 281                 wpa_s->manual_sched_scan_freqs = freqs;
 282                 ret = wpas_start_pno(wpa_s);
 283         } else {
 284                 ret = wpas_stop_pno(wpa_s);
 285         }
 286         return ret;
 287 }
 288
 289
 290 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
 291 {
 292         union wpa_event_data event;
 293
 294         if (os_strcmp(band, "AUTO") == 0)
 295                 wpa_s->setband = WPA_SETBAND_AUTO;
 296         else if (os_strcmp(band, "5G") == 0)
 297                 wpa_s->setband = WPA_SETBAND_5G;
 298         else if (os_strcmp(band, "2G") == 0)
 299                 wpa_s->setband = WPA_SETBAND_2G;
 300         else
 301                 return -1;
 302
 303         if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
 304                 os_memset(&event, 0, sizeof(event));
 305                 event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
 306                 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
 307                 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
 308         }
 309
 310         return 0;
 311 }
 312
 313
 314 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 315                                          char *cmd)
 316 {
 317         char *value;
 318         int ret = 0;
 319
 320         value = os_strchr(cmd, ' ');
 321         if (value == NULL)
 322                 return -1;
 323         *value++ = '\0';
 324
 325         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 326         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 327                 eapol_sm_configure(wpa_s->eapol,
 328                                    atoi(value), -1, -1, -1);
 329         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 330                 eapol_sm_configure(wpa_s->eapol,
 331                                    -1, atoi(value), -1, -1);
 332         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 333                 eapol_sm_configure(wpa_s->eapol,
 334                                    -1, -1, atoi(value), -1);
 335         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 336                 eapol_sm_configure(wpa_s->eapol,
 337                                    -1, -1, -1, atoi(value));
 338         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 339                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 340                                      atoi(value)))
 341                         ret = -1;
 342         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 343                    0) {
 344                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 345                                      atoi(value)))
 346                         ret = -1;
 347         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 348                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 349                         ret = -1;
 350         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 351                 wpa_s->wps_fragment_size = atoi(value);
 352 #ifdef CONFIG_WPS_TESTING
 353         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 354                 long int val;
 355                 val = strtol(value, NULL, 0);
 356                 if (val < 0 || val > 0xff) {
 357                         ret = -1;
 358                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 359                                    "wps_version_number %ld", val);
 360                 } else {
 361                         wps_version_number = val;
 362                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 363                                    "version %u.%u",
 364                                    (wps_version_number & 0xf0) >> 4,
 365                                    wps_version_number & 0x0f);
 366                 }
 367         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 368                 wps_testing_dummy_cred = atoi(value);
 369                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 370                            wps_testing_dummy_cred);
 371         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 372                 wps_corrupt_pkhash = atoi(value);
 373                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 374                            wps_corrupt_pkhash);
 375         } else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
 376                 if (value[0] == '\0') {
 377                         wps_force_auth_types_in_use = 0;
 378                 } else {
 379                         wps_force_auth_types = strtol(value, NULL, 0);
 380                         wps_force_auth_types_in_use = 1;
 381                 }
 382         } else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
 383                 if (value[0] == '\0') {
 384                         wps_force_encr_types_in_use = 0;
 385                 } else {
 386                         wps_force_encr_types = strtol(value, NULL, 0);
 387                         wps_force_encr_types_in_use = 1;
 388                 }
 389 #endif /* CONFIG_WPS_TESTING */
 390         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 391                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 392                         ret = -1;
 393 #ifdef CONFIG_TDLS
 394 #ifdef CONFIG_TDLS_TESTING
 395         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 396                 extern unsigned int tdls_testing;
 397                 tdls_testing = strtol(value, NULL, 0);
 398                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 399 #endif /* CONFIG_TDLS_TESTING */
 400         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 401                 int disabled = atoi(value);
 402                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 403                 if (disabled) {
 404                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 405                                 ret = -1;
 406                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 407                         ret = -1;
 408                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 409 #endif /* CONFIG_TDLS */
 410         } else if (os_strcasecmp(cmd, "pno") == 0) {
 411                 ret = wpas_ctrl_pno(wpa_s, value);
 412         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 413                 int disabled = atoi(value);
 414                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 415                         ret = -1;
 416                 else if (disabled)
 417                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 418         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 419                 if (os_strcmp(value, "disable") == 0)
 420                         wpa_s->set_sta_uapsd = 0;
 421                 else {
 422                         int be, bk, vi, vo;
 423                         char *pos;
 424                         /* format: BE,BK,VI,VO;max SP Length */
 425                         be = atoi(value);
 426                         pos = os_strchr(value, ',');
 427                         if (pos == NULL)
 428                                 return -1;
 429                         pos++;
 430                         bk = atoi(pos);
 431                         pos = os_strchr(pos, ',');
 432                         if (pos == NULL)
 433                                 return -1;
 434                         pos++;
 435                         vi = atoi(pos);
 436                         pos = os_strchr(pos, ',');
 437                         if (pos == NULL)
 438                                 return -1;
 439                         pos++;
 440                         vo = atoi(pos);
 441                         /* ignore max SP Length for now */
 442
 443                         wpa_s->set_sta_uapsd = 1;
 444                         wpa_s->sta_uapsd = 0;
 445                         if (be)
 446                                 wpa_s->sta_uapsd |= BIT(0);
 447                         if (bk)
 448                                 wpa_s->sta_uapsd |= BIT(1);
 449                         if (vi)
 450                                 wpa_s->sta_uapsd |= BIT(2);
 451                         if (vo)
 452                                 wpa_s->sta_uapsd |= BIT(3);
 453                 }
 454         } else if (os_strcasecmp(cmd, "ps") == 0) {
 455                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 456 #ifdef CONFIG_WIFI_DISPLAY
 457         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 458                 int enabled = !!atoi(value);
 459                 if (enabled && !wpa_s->global->p2p)
 460                         ret = -1;
 461                 else
 462                         wifi_display_enable(wpa_s->global, enabled);
 463 #endif /* CONFIG_WIFI_DISPLAY */
 464         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 465                 ret = set_bssid_filter(wpa_s, value);
 466         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 467                 ret = set_disallow_aps(wpa_s, value);
 468         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 469                 wpa_s->no_keep_alive = !!atoi(value);
 470 #ifdef CONFIG_TESTING_OPTIONS
 471         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 472                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 473         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 474                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 475 #ifdef CONFIG_AP
 476                 if (wpa_s->ap_iface) {
 477                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 478                                 wpa_s->ext_eapol_frame_io;
 479                 }
 480 #endif /* CONFIG_AP */
 481         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 482                 wpa_s->extra_roc_dur = atoi(value);
 483         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 484                 wpa_s->test_failure = atoi(value);
 485         } else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
 486                 wpa_s->p2p_go_csa_on_inv = !!atoi(value);
 487 #endif /* CONFIG_TESTING_OPTIONS */
 488 #ifndef CONFIG_NO_CONFIG_BLOBS
 489         } else if (os_strcmp(cmd, "blob") == 0) {
 490                 ret = wpas_ctrl_set_blob(wpa_s, value);
 491 #endif /* CONFIG_NO_CONFIG_BLOBS */
 492         } else if (os_strcasecmp(cmd, "setband") == 0) {
 493                 ret = wpas_ctrl_set_band(wpa_s, value);
 494 #ifdef CONFIG_MBO
 495         } else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
 496                 ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
 497         } else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
 498                 wpas_mbo_update_cell_capa(wpa_s, atoi(value));
 499 #endif /* CONFIG_MBO */
 500         } else {
 501                 value[-1] = '=';
 502                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 503                 if (ret == 0)
 504                         wpa_supplicant_update_config(wpa_s);
 505         }
 506
 507         return ret;
 508 }
 509
 510
 511 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 512                                          char *cmd, char *buf, size_t buflen)
 513 {
 514         int res = -1;
 515
 516         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 517
 518         if (os_strcmp(cmd, "version") == 0) {
 519                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 520         } else if (os_strcasecmp(cmd, "country") == 0) {
 521                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 522                         res = os_snprintf(buf, buflen, "%c%c",
 523                                           wpa_s->conf->country[0],
 524                                           wpa_s->conf->country[1]);
 525 #ifdef CONFIG_WIFI_DISPLAY
 526         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 527                 int enabled;
 528                 if (wpa_s->global->p2p == NULL ||
 529                     wpa_s->global->p2p_disabled)
 530                         enabled = 0;
 531                 else
 532                         enabled = wpa_s->global->wifi_display;
 533                 res = os_snprintf(buf, buflen, "%d", enabled);
 534 #endif /* CONFIG_WIFI_DISPLAY */
 535 #ifdef CONFIG_TESTING_GET_GTK
 536         } else if (os_strcmp(cmd, "gtk") == 0) {
 537                 if (wpa_s->last_gtk_len == 0)
 538                         return -1;
 539                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 540                                        wpa_s->last_gtk_len);
 541                 return res;
 542 #endif /* CONFIG_TESTING_GET_GTK */
 543         } else if (os_strcmp(cmd, "tls_library") == 0) {
 544                 res = tls_get_library_version(buf, buflen);
 545         } else {
 546                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 547         }
 548
 549         if (os_snprintf_error(buflen, res))
 550                 return -1;
 551         return res;
 552 }
 553
 554
 555 #ifdef IEEE8021X_EAPOL
 556 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 557                                              char *addr)
 558 {
 559         u8 bssid[ETH_ALEN];
 560         struct wpa_ssid *ssid = wpa_s->current_ssid;
 561
 562         if (hwaddr_aton(addr, bssid)) {
 563                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 564                            "'%s'", addr);
 565                 return -1;
 566         }
 567
 568         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 569         rsn_preauth_deinit(wpa_s->wpa);
 570         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 571                 return -1;
 572
 573         return 0;
 574 }
 575 #endif /* IEEE8021X_EAPOL */
 576
 577
 578 #ifdef CONFIG_PEERKEY
 579 /* MLME-STKSTART.request(peer) */
 580 static int wpa_supplicant_ctrl_iface_stkstart(
 581         struct wpa_supplicant *wpa_s, char *addr)
 582 {
 583         u8 peer[ETH_ALEN];
 584
 585         if (hwaddr_aton(addr, peer)) {
 586                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 587                            "address '%s'", addr);
 588                 return -1;
 589         }
 590
 591         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 592                    MAC2STR(peer));
 593
 594         return wpa_sm_stkstart(wpa_s->wpa, peer);
 595 }
 596 #endif /* CONFIG_PEERKEY */
 597
 598
 599 #ifdef CONFIG_TDLS
 600
 601 static int wpa_supplicant_ctrl_iface_tdls_discover(
 602         struct wpa_supplicant *wpa_s, char *addr)
 603 {
 604         u8 peer[ETH_ALEN];
 605         int ret;
 606
 607         if (hwaddr_aton(addr, peer)) {
 608                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 609                            "address '%s'", addr);
 610                 return -1;
 611         }
 612
 613         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 614                    MAC2STR(peer));
 615
 616         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 617                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 618         else
 619                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 620
 621         return ret;
 622 }
 623
 624
 625 static int wpa_supplicant_ctrl_iface_tdls_setup(
 626         struct wpa_supplicant *wpa_s, char *addr)
 627 {
 628         u8 peer[ETH_ALEN];
 629         int ret;
 630
 631         if (hwaddr_aton(addr, peer)) {
 632                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 633                            "address '%s'", addr);
 634                 return -1;
 635         }
 636
 637         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 638                    MAC2STR(peer));
 639
 640         if ((wpa_s->conf->tdls_external_control) &&
 641             wpa_tdls_is_external_setup(wpa_s->wpa))
 642                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 643
 644         wpa_tdls_remove(wpa_s->wpa, peer);
 645
 646         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 647                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 648         else
 649                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 650
 651         return ret;
 652 }
 653
 654
 655 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 656         struct wpa_supplicant *wpa_s, char *addr)
 657 {
 658         u8 peer[ETH_ALEN];
 659         int ret;
 660
 661         if (os_strcmp(addr, "*") == 0) {
 662                 /* remove everyone */
 663                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 664                 wpa_tdls_teardown_peers(wpa_s->wpa);
 665                 return 0;
 666         }
 667
 668         if (hwaddr_aton(addr, peer)) {
 669                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 670                            "address '%s'", addr);
 671                 return -1;
 672         }
 673
 674         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 675                    MAC2STR(peer));
 676
 677         if ((wpa_s->conf->tdls_external_control) &&
 678             wpa_tdls_is_external_setup(wpa_s->wpa))
 679                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 680
 681         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 682                 ret = wpa_tdls_teardown_link(
 683                         wpa_s->wpa, peer,
 684                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 685         else
 686                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 687
 688         return ret;
 689 }
 690
 691
 692 static int ctrl_iface_get_capability_tdls(
 693         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 694 {
 695         int ret;
 696
 697         ret = os_snprintf(buf, buflen, "%s\n",
 698                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 699                           (wpa_s->drv_flags &
 700                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 701                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 702         if (os_snprintf_error(buflen, ret))
 703                 return -1;
 704         return ret;
 705 }
 706
 707
 708 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 709         struct wpa_supplicant *wpa_s, char *cmd)
 710 {
 711         u8 peer[ETH_ALEN];
 712         struct hostapd_freq_params freq_params;
 713         u8 oper_class;
 714         char *pos, *end;
 715
 716         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 717                 wpa_printf(MSG_INFO,
 718                            "tdls_chanswitch: Only supported with external setup");
 719                 return -1;
 720         }
 721
 722         os_memset(&freq_params, 0, sizeof(freq_params));
 723
 724         pos = os_strchr(cmd, ' ');
 725         if (pos == NULL)
 726                 return -1;
 727         *pos++ = '\0';
 728
 729         oper_class = strtol(pos, &end, 10);
 730         if (pos == end) {
 731                 wpa_printf(MSG_INFO,
 732                            "tdls_chanswitch: Invalid op class provided");
 733                 return -1;
 734         }
 735
 736         pos = end;
 737         freq_params.freq = atoi(pos);
 738         if (freq_params.freq == 0) {
 739                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 740                 return -1;
 741         }
 742
 743 #define SET_FREQ_SETTING(str) \
 744         do { \
 745                 const char *pos2 = os_strstr(pos, " " #str "="); \
 746                 if (pos2) { \
 747                         pos2 += sizeof(" " #str "=") - 1; \
 748                         freq_params.str = atoi(pos2); \
 749                 } \
 750         } while (0)
 751
 752         SET_FREQ_SETTING(center_freq1);
 753         SET_FREQ_SETTING(center_freq2);
 754         SET_FREQ_SETTING(bandwidth);
 755         SET_FREQ_SETTING(sec_channel_offset);
 756 #undef SET_FREQ_SETTING
 757
 758         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 759         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 760
 761         if (hwaddr_aton(cmd, peer)) {
 762                 wpa_printf(MSG_DEBUG,
 763                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 764                            cmd);
 765                 return -1;
 766         }
 767
 768         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 769                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 770                    MAC2STR(peer), oper_class, freq_params.freq,
 771                    freq_params.center_freq1, freq_params.center_freq2,
 772                    freq_params.bandwidth, freq_params.sec_channel_offset,
 773                    freq_params.ht_enabled ? " HT" : "",
 774                    freq_params.vht_enabled ? " VHT" : "");
 775
 776         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 777                                            &freq_params);
 778 }
 779
 780
 781 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 782         struct wpa_supplicant *wpa_s, char *cmd)
 783 {
 784         u8 peer[ETH_ALEN];
 785
 786         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 787                 wpa_printf(MSG_INFO,
 788                            "tdls_chanswitch: Only supported with external setup");
 789                 return -1;
 790         }
 791
 792         if (hwaddr_aton(cmd, peer)) {
 793                 wpa_printf(MSG_DEBUG,
 794                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 795                            cmd);
 796                 return -1;
 797         }
 798
 799         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 800                    MAC2STR(peer));
 801
 802         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 803 }
 804
 805
 806 static int wpa_supplicant_ctrl_iface_tdls_link_status(
 807         struct wpa_supplicant *wpa_s, const char *addr,
 808         char *buf, size_t buflen)
 809 {
 810         u8 peer[ETH_ALEN];
 811         const char *tdls_status;
 812         int ret;
 813
 814         if (hwaddr_aton(addr, peer)) {
 815                 wpa_printf(MSG_DEBUG,
 816                            "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
 817                            addr);
 818                 return -1;
 819         }
 820         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
 821                    MAC2STR(peer));
 822
 823         tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
 824         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
 825         ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
 826         if (os_snprintf_error(buflen, ret))
 827                 return -1;
 828
 829         return ret;
 830 }
 831
 832 #endif /* CONFIG_TDLS */
 833
 834
 835 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 836 {
 837         char *token, *context = NULL;
 838         struct wmm_ac_ts_setup_params params = {
 839                 .tsid = 0xff,
 840                 .direction = 0xff,
 841         };
 842
 843         while ((token = str_token(cmd, " ", &context))) {
 844                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 845                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 846                     sscanf(token, "nominal_msdu_size=%i",
 847                            &params.nominal_msdu_size) == 1 ||
 848                     sscanf(token, "mean_data_rate=%i",
 849                            &params.mean_data_rate) == 1 ||
 850                     sscanf(token, "min_phy_rate=%i",
 851                            &params.minimum_phy_rate) == 1 ||
 852                     sscanf(token, "sba=%i",
 853                            &params.surplus_bandwidth_allowance) == 1)
 854                         continue;
 855
 856                 if (os_strcasecmp(token, "downlink") == 0) {
 857                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 858                 } else if (os_strcasecmp(token, "uplink") == 0) {
 859                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 860                 } else if (os_strcasecmp(token, "bidi") == 0) {
 861                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 862                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 863                         params.fixed_nominal_msdu = 1;
 864                 } else {
 865                         wpa_printf(MSG_DEBUG,
 866                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 867                                    token);
 868                         return -1;
 869                 }
 870
 871         }
 872
 873         return wpas_wmm_ac_addts(wpa_s, &params);
 874 }
 875
 876
 877 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 878 {
 879         u8 tsid = atoi(cmd);
 880
 881         return wpas_wmm_ac_delts(wpa_s, tsid);
 882 }
 883
 884
 885 #ifdef CONFIG_IEEE80211R
 886 static int wpa_supplicant_ctrl_iface_ft_ds(
 887         struct wpa_supplicant *wpa_s, char *addr)
 888 {
 889         u8 target_ap[ETH_ALEN];
 890         struct wpa_bss *bss;
 891         const u8 *mdie;
 892
 893         if (hwaddr_aton(addr, target_ap)) {
 894                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 895                            "address '%s'", addr);
 896                 return -1;
 897         }
 898
 899         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 900
 901         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 902         if (bss)
 903                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 904         else
 905                 mdie = NULL;
 906
 907         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 908 }
 909 #endif /* CONFIG_IEEE80211R */
 910
 911
 912 #ifdef CONFIG_WPS
 913 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 914                                              char *cmd)
 915 {
 916         u8 bssid[ETH_ALEN], *_bssid = bssid;
 917 #ifdef CONFIG_P2P
 918         u8 p2p_dev_addr[ETH_ALEN];
 919 #endif /* CONFIG_P2P */
 920 #ifdef CONFIG_AP
 921         u8 *_p2p_dev_addr = NULL;
 922 #endif /* CONFIG_AP */
 923
 924         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 925                 _bssid = NULL;
 926 #ifdef CONFIG_P2P
 927         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 928                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 929                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 930                                    "P2P Device Address '%s'",
 931                                    cmd + 13);
 932                         return -1;
 933                 }
 934                 _p2p_dev_addr = p2p_dev_addr;
 935 #endif /* CONFIG_P2P */
 936         } else if (hwaddr_aton(cmd, bssid)) {
 937                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 938                            cmd);
 939                 return -1;
 940         }
 941
 942 #ifdef CONFIG_AP
 943         if (wpa_s->ap_iface)
 944                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 945 #endif /* CONFIG_AP */
 946
 947         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 948 }
 949
 950
 951 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 952                                              char *cmd, char *buf,
 953                                              size_t buflen)
 954 {
 955         u8 bssid[ETH_ALEN], *_bssid = bssid;
 956         char *pin;
 957         int ret;
 958
 959         pin = os_strchr(cmd, ' ');
 960         if (pin)
 961                 *pin++ = '\0';
 962
 963         if (os_strcmp(cmd, "any") == 0)
 964                 _bssid = NULL;
 965         else if (os_strcmp(cmd, "get") == 0) {
 966                 if (wps_generate_pin((unsigned int *) &ret) < 0)
 967                         return -1;
 968                 goto done;
 969         } else if (hwaddr_aton(cmd, bssid)) {
 970                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 971                            cmd);
 972                 return -1;
 973         }
 974
 975 #ifdef CONFIG_AP
 976         if (wpa_s->ap_iface) {
 977                 int timeout = 0;
 978                 char *pos;
 979
 980                 if (pin) {
 981                         pos = os_strchr(pin, ' ');
 982                         if (pos) {
 983                                 *pos++ = '\0';
 984                                 timeout = atoi(pos);
 985                         }
 986                 }
 987
 988                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 989                                                  buf, buflen, timeout);
 990         }
 991 #endif /* CONFIG_AP */
 992
 993         if (pin) {
 994                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 995                                          DEV_PW_DEFAULT);
 996                 if (ret < 0)
 997                         return -1;
 998                 ret = os_snprintf(buf, buflen, "%s", pin);
 999                 if (os_snprintf_error(buflen, ret))
1000                         return -1;
1001                 return ret;
1002         }
1003
1004         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1005         if (ret < 0)
1006                 return -1;
1007
1008 done:
1009         /* Return the generated PIN */
1010         ret = os_snprintf(buf, buflen, "%08d", ret);
1011         if (os_snprintf_error(buflen, ret))
1012                 return -1;
1013         return ret;
1014 }
1015
1016
1017 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1018         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1019 {
1020         char pin[9];
1021         size_t len;
1022         char *pos;
1023         int ret;
1024
1025         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1026                               (u8 *) cmd, os_strlen(cmd));
1027         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1028                 if (*pos < '0' || *pos > '9')
1029                         continue;
1030                 pin[len++] = *pos;
1031                 if (len == 9) {
1032                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1033                         return -1;
1034                 }
1035         }
1036         if (len != 4 && len != 8) {
1037                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1038                 return -1;
1039         }
1040         pin[len] = '\0';
1041
1042         if (len == 8) {
1043                 unsigned int pin_val;
1044                 pin_val = atoi(pin);
1045                 if (!wps_pin_valid(pin_val)) {
1046                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1047                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1048                         if (os_snprintf_error(buflen, ret))
1049                                 return -1;
1050                         return ret;
1051                 }
1052         }
1053
1054         ret = os_snprintf(buf, buflen, "%s", pin);
1055         if (os_snprintf_error(buflen, ret))
1056                 return -1;
1057
1058         return ret;
1059 }
1060
1061
1062 #ifdef CONFIG_WPS_NFC
1063
1064 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1065                                              char *cmd)
1066 {
1067         u8 bssid[ETH_ALEN], *_bssid = bssid;
1068
1069         if (cmd == NULL || cmd[0] == '\0')
1070                 _bssid = NULL;
1071         else if (hwaddr_aton(cmd, bssid))
1072                 return -1;
1073
1074         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1075                                   0, 0);
1076 }
1077
1078
1079 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1080         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1081 {
1082         int ndef;
1083         struct wpabuf *buf;
1084         int res;
1085         char *pos;
1086
1087         pos = os_strchr(cmd, ' ');
1088         if (pos)
1089                 *pos++ = '\0';
1090         if (os_strcmp(cmd, "WPS") == 0)
1091                 ndef = 0;
1092         else if (os_strcmp(cmd, "NDEF") == 0)
1093                 ndef = 1;
1094         else
1095                 return -1;
1096
1097         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1098         if (buf == NULL)
1099                 return -1;
1100
1101         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1102                                          wpabuf_len(buf));
1103         reply[res++] = '\n';
1104         reply[res] = '\0';
1105
1106         wpabuf_free(buf);
1107
1108         return res;
1109 }
1110
1111
1112 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1113         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1114 {
1115         int ndef;
1116         struct wpabuf *buf;
1117         int res;
1118
1119         if (os_strcmp(cmd, "WPS") == 0)
1120                 ndef = 0;
1121         else if (os_strcmp(cmd, "NDEF") == 0)
1122                 ndef = 1;
1123         else
1124                 return -1;
1125
1126         buf = wpas_wps_nfc_token(wpa_s, ndef);
1127         if (buf == NULL)
1128                 return -1;
1129
1130         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1131                                          wpabuf_len(buf));
1132         reply[res++] = '\n';
1133         reply[res] = '\0';
1134
1135         wpabuf_free(buf);
1136
1137         return res;
1138 }
1139
1140
1141 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1142         struct wpa_supplicant *wpa_s, char *pos)
1143 {
1144         size_t len;
1145         struct wpabuf *buf;
1146         int ret;
1147         char *freq;
1148         int forced_freq = 0;
1149
1150         freq = strstr(pos, " freq=");
1151         if (freq) {
1152                 *freq = '\0';
1153                 freq += 6;
1154                 forced_freq = atoi(freq);
1155         }
1156
1157         len = os_strlen(pos);
1158         if (len & 0x01)
1159                 return -1;
1160         len /= 2;
1161
1162         buf = wpabuf_alloc(len);
1163         if (buf == NULL)
1164                 return -1;
1165         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1166                 wpabuf_free(buf);
1167                 return -1;
1168         }
1169
1170         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1171         wpabuf_free(buf);
1172
1173         return ret;
1174 }
1175
1176
1177 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1178                                               char *reply, size_t max_len,
1179                                               int ndef)
1180 {
1181         struct wpabuf *buf;
1182         int res;
1183
1184         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1185         if (buf == NULL)
1186                 return -1;
1187
1188         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1189                                          wpabuf_len(buf));
1190         reply[res++] = '\n';
1191         reply[res] = '\0';
1192
1193         wpabuf_free(buf);
1194
1195         return res;
1196 }
1197
1198
1199 #ifdef CONFIG_P2P
1200 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1201                                               char *reply, size_t max_len,
1202                                               int ndef)
1203 {
1204         struct wpabuf *buf;
1205         int res;
1206
1207         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1208         if (buf == NULL) {
1209                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1210                 return -1;
1211         }
1212
1213         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1214                                          wpabuf_len(buf));
1215         reply[res++] = '\n';
1216         reply[res] = '\0';
1217
1218         wpabuf_free(buf);
1219
1220         return res;
1221 }
1222 #endif /* CONFIG_P2P */
1223
1224
1225 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1226                                           char *cmd, char *reply,
1227                                           size_t max_len)
1228 {
1229         char *pos;
1230         int ndef;
1231
1232         pos = os_strchr(cmd, ' ');
1233         if (pos == NULL)
1234                 return -1;
1235         *pos++ = '\0';
1236
1237         if (os_strcmp(cmd, "WPS") == 0)
1238                 ndef = 0;
1239         else if (os_strcmp(cmd, "NDEF") == 0)
1240                 ndef = 1;
1241         else
1242                 return -1;
1243
1244         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1245                 if (!ndef)
1246                         return -1;
1247                 return wpas_ctrl_nfc_get_handover_req_wps(
1248                         wpa_s, reply, max_len, ndef);
1249         }
1250
1251 #ifdef CONFIG_P2P
1252         if (os_strcmp(pos, "P2P-CR") == 0) {
1253                 return wpas_ctrl_nfc_get_handover_req_p2p(
1254                         wpa_s, reply, max_len, ndef);
1255         }
1256 #endif /* CONFIG_P2P */
1257
1258         return -1;
1259 }
1260
1261
1262 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1263                                               char *reply, size_t max_len,
1264                                               int ndef, int cr, char *uuid)
1265 {
1266         struct wpabuf *buf;
1267         int res;
1268
1269         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1270         if (buf == NULL)
1271                 return -1;
1272
1273         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1274                                          wpabuf_len(buf));
1275         reply[res++] = '\n';
1276         reply[res] = '\0';
1277
1278         wpabuf_free(buf);
1279
1280         return res;
1281 }
1282
1283
1284 #ifdef CONFIG_P2P
1285 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1286                                               char *reply, size_t max_len,
1287                                               int ndef, int tag)
1288 {
1289         struct wpabuf *buf;
1290         int res;
1291
1292         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1293         if (buf == NULL)
1294                 return -1;
1295
1296         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1297                                          wpabuf_len(buf));
1298         reply[res++] = '\n';
1299         reply[res] = '\0';
1300
1301         wpabuf_free(buf);
1302
1303         return res;
1304 }
1305 #endif /* CONFIG_P2P */
1306
1307
1308 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1309                                           char *cmd, char *reply,
1310                                           size_t max_len)
1311 {
1312         char *pos, *pos2;
1313         int ndef;
1314
1315         pos = os_strchr(cmd, ' ');
1316         if (pos == NULL)
1317                 return -1;
1318         *pos++ = '\0';
1319
1320         if (os_strcmp(cmd, "WPS") == 0)
1321                 ndef = 0;
1322         else if (os_strcmp(cmd, "NDEF") == 0)
1323                 ndef = 1;
1324         else
1325                 return -1;
1326
1327         pos2 = os_strchr(pos, ' ');
1328         if (pos2)
1329                 *pos2++ = '\0';
1330         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1331                 if (!ndef)
1332                         return -1;
1333                 return wpas_ctrl_nfc_get_handover_sel_wps(
1334                         wpa_s, reply, max_len, ndef,
1335                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1336         }
1337
1338 #ifdef CONFIG_P2P
1339         if (os_strcmp(pos, "P2P-CR") == 0) {
1340                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1341                         wpa_s, reply, max_len, ndef, 0);
1342         }
1343
1344         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1345                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1346                         wpa_s, reply, max_len, ndef, 1);
1347         }
1348 #endif /* CONFIG_P2P */
1349
1350         return -1;
1351 }
1352
1353
1354 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1355                                          char *cmd)
1356 {
1357         size_t len;
1358         struct wpabuf *req, *sel;
1359         int ret;
1360         char *pos, *role, *type, *pos2;
1361 #ifdef CONFIG_P2P
1362         char *freq;
1363         int forced_freq = 0;
1364
1365         freq = strstr(cmd, " freq=");
1366         if (freq) {
1367                 *freq = '\0';
1368                 freq += 6;
1369                 forced_freq = atoi(freq);
1370         }
1371 #endif /* CONFIG_P2P */
1372
1373         role = cmd;
1374         pos = os_strchr(role, ' ');
1375         if (pos == NULL) {
1376                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1377                 return -1;
1378         }
1379         *pos++ = '\0';
1380
1381         type = pos;
1382         pos = os_strchr(type, ' ');
1383         if (pos == NULL) {
1384                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1385                 return -1;
1386         }
1387         *pos++ = '\0';
1388
1389         pos2 = os_strchr(pos, ' ');
1390         if (pos2 == NULL) {
1391                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1392                 return -1;
1393         }
1394         *pos2++ = '\0';
1395
1396         len = os_strlen(pos);
1397         if (len & 0x01) {
1398                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1399                 return -1;
1400         }
1401         len /= 2;
1402
1403         req = wpabuf_alloc(len);
1404         if (req == NULL) {
1405                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1406                 return -1;
1407         }
1408         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1409                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1410                 wpabuf_free(req);
1411                 return -1;
1412         }
1413
1414         len = os_strlen(pos2);
1415         if (len & 0x01) {
1416                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1417                 wpabuf_free(req);
1418                 return -1;
1419         }
1420         len /= 2;
1421
1422         sel = wpabuf_alloc(len);
1423         if (sel == NULL) {
1424                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1425                 wpabuf_free(req);
1426                 return -1;
1427         }
1428         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1429                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1430                 wpabuf_free(req);
1431                 wpabuf_free(sel);
1432                 return -1;
1433         }
1434
1435         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1436                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1437
1438         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1439                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1440 #ifdef CONFIG_AP
1441         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1442         {
1443                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1444                 if (ret < 0)
1445                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1446 #endif /* CONFIG_AP */
1447 #ifdef CONFIG_P2P
1448         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1449         {
1450                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1451         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1452         {
1453                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1454                                                    forced_freq);
1455 #endif /* CONFIG_P2P */
1456         } else {
1457                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1458                            "reported: role=%s type=%s", role, type);
1459                 ret = -1;
1460         }
1461         wpabuf_free(req);
1462         wpabuf_free(sel);
1463
1464         if (ret)
1465                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1466
1467         return ret;
1468 }
1469
1470 #endif /* CONFIG_WPS_NFC */
1471
1472
1473 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1474                                              char *cmd)
1475 {
1476         u8 bssid[ETH_ALEN];
1477         char *pin;
1478         char *new_ssid;
1479         char *new_auth;
1480         char *new_encr;
1481         char *new_key;
1482         struct wps_new_ap_settings ap;
1483
1484         pin = os_strchr(cmd, ' ');
1485         if (pin == NULL)
1486                 return -1;
1487         *pin++ = '\0';
1488
1489         if (hwaddr_aton(cmd, bssid)) {
1490                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1491                            cmd);
1492                 return -1;
1493         }
1494
1495         new_ssid = os_strchr(pin, ' ');
1496         if (new_ssid == NULL)
1497                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1498         *new_ssid++ = '\0';
1499
1500         new_auth = os_strchr(new_ssid, ' ');
1501         if (new_auth == NULL)
1502                 return -1;
1503         *new_auth++ = '\0';
1504
1505         new_encr = os_strchr(new_auth, ' ');
1506         if (new_encr == NULL)
1507                 return -1;
1508         *new_encr++ = '\0';
1509
1510         new_key = os_strchr(new_encr, ' ');
1511         if (new_key == NULL)
1512                 return -1;
1513         *new_key++ = '\0';
1514
1515         os_memset(&ap, 0, sizeof(ap));
1516         ap.ssid_hex = new_ssid;
1517         ap.auth = new_auth;
1518         ap.encr = new_encr;
1519         ap.key_hex = new_key;
1520         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1521 }
1522
1523
1524 #ifdef CONFIG_AP
1525 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1526                                                 char *cmd, char *buf,
1527                                                 size_t buflen)
1528 {
1529         int timeout = 300;
1530         char *pos;
1531         const char *pin_txt;
1532
1533         if (!wpa_s->ap_iface)
1534                 return -1;
1535
1536         pos = os_strchr(cmd, ' ');
1537         if (pos)
1538                 *pos++ = '\0';
1539
1540         if (os_strcmp(cmd, "disable") == 0) {
1541                 wpas_wps_ap_pin_disable(wpa_s);
1542                 return os_snprintf(buf, buflen, "OK\n");
1543         }
1544
1545         if (os_strcmp(cmd, "random") == 0) {
1546                 if (pos)
1547                         timeout = atoi(pos);
1548                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1549                 if (pin_txt == NULL)
1550                         return -1;
1551                 return os_snprintf(buf, buflen, "%s", pin_txt);
1552         }
1553
1554         if (os_strcmp(cmd, "get") == 0) {
1555                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1556                 if (pin_txt == NULL)
1557                         return -1;
1558                 return os_snprintf(buf, buflen, "%s", pin_txt);
1559         }
1560
1561         if (os_strcmp(cmd, "set") == 0) {
1562                 char *pin;
1563                 if (pos == NULL)
1564                         return -1;
1565                 pin = pos;
1566                 pos = os_strchr(pos, ' ');
1567                 if (pos) {
1568                         *pos++ = '\0';
1569                         timeout = atoi(pos);
1570                 }
1571                 if (os_strlen(pin) > buflen)
1572                         return -1;
1573                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1574                         return -1;
1575                 return os_snprintf(buf, buflen, "%s", pin);
1576         }
1577
1578         return -1;
1579 }
1580 #endif /* CONFIG_AP */
1581
1582
1583 #ifdef CONFIG_WPS_ER
1584 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1585                                                 char *cmd)
1586 {
1587         char *uuid = cmd, *pin, *pos;
1588         u8 addr_buf[ETH_ALEN], *addr = NULL;
1589         pin = os_strchr(uuid, ' ');
1590         if (pin == NULL)
1591                 return -1;
1592         *pin++ = '\0';
1593         pos = os_strchr(pin, ' ');
1594         if (pos) {
1595                 *pos++ = '\0';
1596                 if (hwaddr_aton(pos, addr_buf) == 0)
1597                         addr = addr_buf;
1598         }
1599         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1600 }
1601
1602
1603 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1604                                                   char *cmd)
1605 {
1606         char *uuid = cmd, *pin;
1607         pin = os_strchr(uuid, ' ');
1608         if (pin == NULL)
1609                 return -1;
1610         *pin++ = '\0';
1611         return wpas_wps_er_learn(wpa_s, uuid, pin);
1612 }
1613
1614
1615 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1616         struct wpa_supplicant *wpa_s, char *cmd)
1617 {
1618         char *uuid = cmd, *id;
1619         id = os_strchr(uuid, ' ');
1620         if (id == NULL)
1621                 return -1;
1622         *id++ = '\0';
1623         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1624 }
1625
1626
1627 static int wpa_supplicant_ctrl_iface_wps_er_config(
1628         struct wpa_supplicant *wpa_s, char *cmd)
1629 {
1630         char *pin;
1631         char *new_ssid;
1632         char *new_auth;
1633         char *new_encr;
1634         char *new_key;
1635         struct wps_new_ap_settings ap;
1636
1637         pin = os_strchr(cmd, ' ');
1638         if (pin == NULL)
1639                 return -1;
1640         *pin++ = '\0';
1641
1642         new_ssid = os_strchr(pin, ' ');
1643         if (new_ssid == NULL)
1644                 return -1;
1645         *new_ssid++ = '\0';
1646
1647         new_auth = os_strchr(new_ssid, ' ');
1648         if (new_auth == NULL)
1649                 return -1;
1650         *new_auth++ = '\0';
1651
1652         new_encr = os_strchr(new_auth, ' ');
1653         if (new_encr == NULL)
1654                 return -1;
1655         *new_encr++ = '\0';
1656
1657         new_key = os_strchr(new_encr, ' ');
1658         if (new_key == NULL)
1659                 return -1;
1660         *new_key++ = '\0';
1661
1662         os_memset(&ap, 0, sizeof(ap));
1663         ap.ssid_hex = new_ssid;
1664         ap.auth = new_auth;
1665         ap.encr = new_encr;
1666         ap.key_hex = new_key;
1667         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1668 }
1669
1670
1671 #ifdef CONFIG_WPS_NFC
1672 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1673         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1674 {
1675         int ndef;
1676         struct wpabuf *buf;
1677         int res;
1678         char *uuid;
1679
1680         uuid = os_strchr(cmd, ' ');
1681         if (uuid == NULL)
1682                 return -1;
1683         *uuid++ = '\0';
1684
1685         if (os_strcmp(cmd, "WPS") == 0)
1686                 ndef = 0;
1687         else if (os_strcmp(cmd, "NDEF") == 0)
1688                 ndef = 1;
1689         else
1690                 return -1;
1691
1692         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1693         if (buf == NULL)
1694                 return -1;
1695
1696         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1697                                          wpabuf_len(buf));
1698         reply[res++] = '\n';
1699         reply[res] = '\0';
1700
1701         wpabuf_free(buf);
1702
1703         return res;
1704 }
1705 #endif /* CONFIG_WPS_NFC */
1706 #endif /* CONFIG_WPS_ER */
1707
1708 #endif /* CONFIG_WPS */
1709
1710
1711 #ifdef CONFIG_IBSS_RSN
1712 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1713         struct wpa_supplicant *wpa_s, char *addr)
1714 {
1715         u8 peer[ETH_ALEN];
1716
1717         if (hwaddr_aton(addr, peer)) {
1718                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1719                            "address '%s'", addr);
1720                 return -1;
1721         }
1722
1723         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1724                    MAC2STR(peer));
1725
1726         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1727 }
1728 #endif /* CONFIG_IBSS_RSN */
1729
1730
1731 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1732                                               char *rsp)
1733 {
1734 #ifdef IEEE8021X_EAPOL
1735         char *pos, *id_pos;
1736         int id;
1737         struct wpa_ssid *ssid;
1738
1739         pos = os_strchr(rsp, '-');
1740         if (pos == NULL)
1741                 return -1;
1742         *pos++ = '\0';
1743         id_pos = pos;
1744         pos = os_strchr(pos, ':');
1745         if (pos == NULL)
1746                 return -1;
1747         *pos++ = '\0';
1748         id = atoi(id_pos);
1749         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1750         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1751                               (u8 *) pos, os_strlen(pos));
1752
1753         ssid = wpa_config_get_network(wpa_s->conf, id);
1754         if (ssid == NULL) {
1755                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1756                            "to update", id);
1757                 return -1;
1758         }
1759
1760         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1761                                                          pos);
1762 #else /* IEEE8021X_EAPOL */
1763         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1764         return -1;
1765 #endif /* IEEE8021X_EAPOL */
1766 }
1767
1768
1769 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1770                                             const char *params,
1771                                             char *buf, size_t buflen)
1772 {
1773         char *pos, *end, tmp[30];
1774         int res, verbose, wps, ret;
1775 #ifdef CONFIG_HS20
1776         const u8 *hs20;
1777 #endif /* CONFIG_HS20 */
1778         const u8 *sess_id;
1779         size_t sess_id_len;
1780
1781         if (os_strcmp(params, "-DRIVER") == 0)
1782                 return wpa_drv_status(wpa_s, buf, buflen);
1783         verbose = os_strcmp(params, "-VERBOSE") == 0;
1784         wps = os_strcmp(params, "-WPS") == 0;
1785         pos = buf;
1786         end = buf + buflen;
1787         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1788                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1789                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1790                                   MAC2STR(wpa_s->bssid));
1791                 if (os_snprintf_error(end - pos, ret))
1792                         return pos - buf;
1793                 pos += ret;
1794                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1795                                   wpa_s->assoc_freq);
1796                 if (os_snprintf_error(end - pos, ret))
1797                         return pos - buf;
1798                 pos += ret;
1799                 if (ssid) {
1800                         u8 *_ssid = ssid->ssid;
1801                         size_t ssid_len = ssid->ssid_len;
1802                         u8 ssid_buf[SSID_MAX_LEN];
1803                         if (ssid_len == 0) {
1804                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1805                                 if (_res < 0)
1806                                         ssid_len = 0;
1807                                 else
1808                                         ssid_len = _res;
1809                                 _ssid = ssid_buf;
1810                         }
1811                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1812                                           wpa_ssid_txt(_ssid, ssid_len),
1813                                           ssid->id);
1814                         if (os_snprintf_error(end - pos, ret))
1815                                 return pos - buf;
1816                         pos += ret;
1817
1818                         if (wps && ssid->passphrase &&
1819                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1820                             (ssid->mode == WPAS_MODE_AP ||
1821                              ssid->mode == WPAS_MODE_P2P_GO)) {
1822                                 ret = os_snprintf(pos, end - pos,
1823                                                   "passphrase=%s\n",
1824                                                   ssid->passphrase);
1825                                 if (os_snprintf_error(end - pos, ret))
1826                                         return pos - buf;
1827                                 pos += ret;
1828                         }
1829                         if (ssid->id_str) {
1830                                 ret = os_snprintf(pos, end - pos,
1831                                                   "id_str=%s\n",
1832                                                   ssid->id_str);
1833                                 if (os_snprintf_error(end - pos, ret))
1834                                         return pos - buf;
1835                                 pos += ret;
1836                         }
1837
1838                         switch (ssid->mode) {
1839                         case WPAS_MODE_INFRA:
1840                                 ret = os_snprintf(pos, end - pos,
1841                                                   "mode=station\n");
1842                                 break;
1843                         case WPAS_MODE_IBSS:
1844                                 ret = os_snprintf(pos, end - pos,
1845                                                   "mode=IBSS\n");
1846                                 break;
1847                         case WPAS_MODE_AP:
1848                                 ret = os_snprintf(pos, end - pos,
1849                                                   "mode=AP\n");
1850                                 break;
1851                         case WPAS_MODE_P2P_GO:
1852                                 ret = os_snprintf(pos, end - pos,
1853                                                   "mode=P2P GO\n");
1854                                 break;
1855                         case WPAS_MODE_P2P_GROUP_FORMATION:
1856                                 ret = os_snprintf(pos, end - pos,
1857                                                   "mode=P2P GO - group "
1858                                                   "formation\n");
1859                                 break;
1860                         default:
1861                                 ret = 0;
1862                                 break;
1863                         }
1864                         if (os_snprintf_error(end - pos, ret))
1865                                 return pos - buf;
1866                         pos += ret;
1867                 }
1868
1869 #ifdef CONFIG_AP
1870                 if (wpa_s->ap_iface) {
1871                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1872                                                             end - pos,
1873                                                             verbose);
1874                 } else
1875 #endif /* CONFIG_AP */
1876                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1877         }
1878 #ifdef CONFIG_SAE
1879         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1880 #ifdef CONFIG_AP
1881             !wpa_s->ap_iface &&
1882 #endif /* CONFIG_AP */
1883             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1884                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1885                                   wpa_s->sme.sae.group);
1886                 if (os_snprintf_error(end - pos, ret))
1887                         return pos - buf;
1888                 pos += ret;
1889         }
1890 #endif /* CONFIG_SAE */
1891         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1892                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1893         if (os_snprintf_error(end - pos, ret))
1894                 return pos - buf;
1895         pos += ret;
1896
1897         if (wpa_s->l2 &&
1898             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1899                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1900                 if (os_snprintf_error(end - pos, ret))
1901                         return pos - buf;
1902                 pos += ret;
1903         }
1904
1905 #ifdef CONFIG_P2P
1906         if (wpa_s->global->p2p) {
1907                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1908                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1909                 if (os_snprintf_error(end - pos, ret))
1910                         return pos - buf;
1911                 pos += ret;
1912         }
1913 #endif /* CONFIG_P2P */
1914
1915         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1916                           MAC2STR(wpa_s->own_addr));
1917         if (os_snprintf_error(end - pos, ret))
1918                 return pos - buf;
1919         pos += ret;
1920
1921 #ifdef CONFIG_HS20
1922         if (wpa_s->current_bss &&
1923             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1924                                           HS20_IE_VENDOR_TYPE)) &&
1925             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1926             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1927                 int release = 1;
1928                 if (hs20[1] >= 5) {
1929                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1930                         release = rel_num + 1;
1931                 }
1932                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1933                 if (os_snprintf_error(end - pos, ret))
1934                         return pos - buf;
1935                 pos += ret;
1936         }
1937
1938         if (wpa_s->current_ssid) {
1939                 struct wpa_cred *cred;
1940                 char *type;
1941
1942                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1943                         size_t i;
1944
1945                         if (wpa_s->current_ssid->parent_cred != cred)
1946                                 continue;
1947
1948                         if (cred->provisioning_sp) {
1949                                 ret = os_snprintf(pos, end - pos,
1950                                                   "provisioning_sp=%s\n",
1951                                                   cred->provisioning_sp);
1952                                 if (os_snprintf_error(end - pos, ret))
1953                                         return pos - buf;
1954                                 pos += ret;
1955                         }
1956
1957                         if (!cred->domain)
1958                                 goto no_domain;
1959
1960                         i = 0;
1961                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1962                                 struct wpabuf *names =
1963                                         wpa_s->current_bss->anqp->domain_name;
1964                                 for (i = 0; names && i < cred->num_domain; i++)
1965                                 {
1966                                         if (domain_name_list_contains(
1967                                                     names, cred->domain[i], 1))
1968                                                 break;
1969                                 }
1970                                 if (i == cred->num_domain)
1971                                         i = 0; /* show first entry by default */
1972                         }
1973                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1974                                           cred->domain[i]);
1975                         if (os_snprintf_error(end - pos, ret))
1976                                 return pos - buf;
1977                         pos += ret;
1978
1979                 no_domain:
1980                         if (wpa_s->current_bss == NULL ||
1981                             wpa_s->current_bss->anqp == NULL)
1982                                 res = -1;
1983                         else
1984                                 res = interworking_home_sp_cred(
1985                                         wpa_s, cred,
1986                                         wpa_s->current_bss->anqp->domain_name);
1987                         if (res > 0)
1988                                 type = "home";
1989                         else if (res == 0)
1990                                 type = "roaming";
1991                         else
1992                                 type = "unknown";
1993
1994                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1995                         if (os_snprintf_error(end - pos, ret))
1996                                 return pos - buf;
1997                         pos += ret;
1998
1999                         break;
2000                 }
2001         }
2002 #endif /* CONFIG_HS20 */
2003
2004         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2005             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2006                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2007                                           verbose);
2008                 if (res >= 0)
2009                         pos += res;
2010         }
2011
2012         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2013         if (sess_id) {
2014                 char *start = pos;
2015
2016                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2017                 if (os_snprintf_error(end - pos, ret))
2018                         return start - buf;
2019                 pos += ret;
2020                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2021                 if (ret <= 0)
2022                         return start - buf;
2023                 pos += ret;
2024                 ret = os_snprintf(pos, end - pos, "\n");
2025                 if (os_snprintf_error(end - pos, ret))
2026                         return start - buf;
2027                 pos += ret;
2028         }
2029
2030         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2031         if (res >= 0)
2032                 pos += res;
2033
2034 #ifdef CONFIG_WPS
2035         {
2036                 char uuid_str[100];
2037                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2038                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2039                 if (os_snprintf_error(end - pos, ret))
2040                         return pos - buf;
2041                 pos += ret;
2042         }
2043 #endif /* CONFIG_WPS */
2044
2045 #ifdef ANDROID
2046         /*
2047          * Allow using the STATUS command with default behavior, say for debug,
2048          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2049          * events with STATUS-NO_EVENTS.
2050          */
2051         if (os_strcmp(params, "-NO_EVENTS")) {
2052                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2053                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2054                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2055                              wpa_s->wpa_state,
2056                              MAC2STR(wpa_s->bssid),
2057                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2058                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
2059                                           wpa_s->current_ssid->ssid_len) : "");
2060                 if (wpa_s->wpa_state == WPA_COMPLETED) {
2061                         struct wpa_ssid *ssid = wpa_s->current_ssid;
2062                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2063                                      "- connection to " MACSTR
2064                                      " completed %s [id=%d id_str=%s]",
2065                                      MAC2STR(wpa_s->bssid), "(auth)",
2066                                      ssid ? ssid->id : -1,
2067                                      ssid && ssid->id_str ? ssid->id_str : "");
2068                 }
2069         }
2070 #endif /* ANDROID */
2071
2072         return pos - buf;
2073 }
2074
2075
2076 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2077                                            char *cmd)
2078 {
2079         char *pos;
2080         int id;
2081         struct wpa_ssid *ssid;
2082         u8 bssid[ETH_ALEN];
2083
2084         /* cmd: "<network id> <BSSID>" */
2085         pos = os_strchr(cmd, ' ');
2086         if (pos == NULL)
2087                 return -1;
2088         *pos++ = '\0';
2089         id = atoi(cmd);
2090         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2091         if (hwaddr_aton(pos, bssid)) {
2092                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2093                 return -1;
2094         }
2095
2096         ssid = wpa_config_get_network(wpa_s->conf, id);
2097         if (ssid == NULL) {
2098                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2099                            "to update", id);
2100                 return -1;
2101         }
2102
2103         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2104         ssid->bssid_set = !is_zero_ether_addr(bssid);
2105
2106         return 0;
2107 }
2108
2109
2110 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2111                                                char *cmd, char *buf,
2112                                                size_t buflen)
2113 {
2114         u8 bssid[ETH_ALEN];
2115         struct wpa_blacklist *e;
2116         char *pos, *end;
2117         int ret;
2118
2119         /* cmd: "BLACKLIST [<BSSID>]" */
2120         if (*cmd == '\0') {
2121                 pos = buf;
2122                 end = buf + buflen;
2123                 e = wpa_s->blacklist;
2124                 while (e) {
2125                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2126                                           MAC2STR(e->bssid));
2127                         if (os_snprintf_error(end - pos, ret))
2128                                 return pos - buf;
2129                         pos += ret;
2130                         e = e->next;
2131                 }
2132                 return pos - buf;
2133         }
2134
2135         cmd++;
2136         if (os_strncmp(cmd, "clear", 5) == 0) {
2137                 wpa_blacklist_clear(wpa_s);
2138                 os_memcpy(buf, "OK\n", 3);
2139                 return 3;
2140         }
2141
2142         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2143         if (hwaddr_aton(cmd, bssid)) {
2144                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2145                 return -1;
2146         }
2147
2148         /*
2149          * Add the BSSID twice, so its count will be 2, causing it to be
2150          * skipped when processing scan results.
2151          */
2152         ret = wpa_blacklist_add(wpa_s, bssid);
2153         if (ret < 0)
2154                 return -1;
2155         ret = wpa_blacklist_add(wpa_s, bssid);
2156         if (ret < 0)
2157                 return -1;
2158         os_memcpy(buf, "OK\n", 3);
2159         return 3;
2160 }
2161
2162
2163 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2164                                                char *cmd, char *buf,
2165                                                size_t buflen)
2166 {
2167         char *pos, *end, *stamp;
2168         int ret;
2169
2170         /* cmd: "LOG_LEVEL [<level>]" */
2171         if (*cmd == '\0') {
2172                 pos = buf;
2173                 end = buf + buflen;
2174                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2175                                   "Timestamp: %d\n",
2176                                   debug_level_str(wpa_debug_level),
2177                                   wpa_debug_timestamp);
2178                 if (os_snprintf_error(end - pos, ret))
2179                         ret = 0;
2180
2181                 return ret;
2182         }
2183
2184         while (*cmd == ' ')
2185                 cmd++;
2186
2187         stamp = os_strchr(cmd, ' ');
2188         if (stamp) {
2189                 *stamp++ = '\0';
2190                 while (*stamp == ' ') {
2191                         stamp++;
2192                 }
2193         }
2194
2195         if (os_strlen(cmd)) {
2196                 int level = str_to_debug_level(cmd);
2197                 if (level < 0)
2198                         return -1;
2199                 wpa_debug_level = level;
2200         }
2201
2202         if (stamp && os_strlen(stamp))
2203                 wpa_debug_timestamp = atoi(stamp);
2204
2205         os_memcpy(buf, "OK\n", 3);
2206         return 3;
2207 }
2208
2209
2210 static int wpa_supplicant_ctrl_iface_list_networks(
2211         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2212 {
2213         char *pos, *end, *prev;
2214         struct wpa_ssid *ssid;
2215         int ret;
2216
2217         pos = buf;
2218         end = buf + buflen;
2219         ret = os_snprintf(pos, end - pos,
2220                           "network id / ssid / bssid / flags\n");
2221         if (os_snprintf_error(end - pos, ret))
2222                 return pos - buf;
2223         pos += ret;
2224
2225         ssid = wpa_s->conf->ssid;
2226
2227         /* skip over ssids until we find next one */
2228         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2229                 int last_id = atoi(cmd + 8);
2230                 if (last_id != -1) {
2231                         while (ssid != NULL && ssid->id <= last_id) {
2232                                 ssid = ssid->next;
2233                         }
2234                 }
2235         }
2236
2237         while (ssid) {
2238                 prev = pos;
2239                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2240                                   ssid->id,
2241                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2242                 if (os_snprintf_error(end - pos, ret))
2243                         return prev - buf;
2244                 pos += ret;
2245                 if (ssid->bssid_set) {
2246                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2247                                           MAC2STR(ssid->bssid));
2248                 } else {
2249                         ret = os_snprintf(pos, end - pos, "\tany");
2250                 }
2251                 if (os_snprintf_error(end - pos, ret))
2252                         return prev - buf;
2253                 pos += ret;
2254                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2255                                   ssid == wpa_s->current_ssid ?
2256                                   "[CURRENT]" : "",
2257                                   ssid->disabled ? "[DISABLED]" : "",
2258                                   ssid->disabled_until.sec ?
2259                                   "[TEMP-DISABLED]" : "",
2260                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2261                                   "");
2262                 if (os_snprintf_error(end - pos, ret))
2263                         return prev - buf;
2264                 pos += ret;
2265                 ret = os_snprintf(pos, end - pos, "\n");
2266                 if (os_snprintf_error(end - pos, ret))
2267                         return prev - buf;
2268                 pos += ret;
2269
2270                 ssid = ssid->next;
2271         }
2272
2273         return pos - buf;
2274 }
2275
2276
2277 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2278 {
2279         int ret;
2280         ret = os_snprintf(pos, end - pos, "-");
2281         if (os_snprintf_error(end - pos, ret))
2282                 return pos;
2283         pos += ret;
2284         ret = wpa_write_ciphers(pos, end, cipher, "+");
2285         if (ret < 0)
2286                 return pos;
2287         pos += ret;
2288         return pos;
2289 }
2290
2291
2292 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2293                                     const u8 *ie, size_t ie_len)
2294 {
2295         struct wpa_ie_data data;
2296         char *start;
2297         int ret;
2298
2299         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2300         if (os_snprintf_error(end - pos, ret))
2301                 return pos;
2302         pos += ret;
2303
2304         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2305                 ret = os_snprintf(pos, end - pos, "?]");
2306                 if (os_snprintf_error(end - pos, ret))
2307                         return pos;
2308                 pos += ret;
2309                 return pos;
2310         }
2311
2312         start = pos;
2313         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2314                 ret = os_snprintf(pos, end - pos, "%sEAP",
2315                                   pos == start ? "" : "+");
2316                 if (os_snprintf_error(end - pos, ret))
2317                         return pos;
2318                 pos += ret;
2319         }
2320         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2321                 ret = os_snprintf(pos, end - pos, "%sPSK",
2322                                   pos == start ? "" : "+");
2323                 if (os_snprintf_error(end - pos, ret))
2324                         return pos;
2325                 pos += ret;
2326         }
2327         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2328                 ret = os_snprintf(pos, end - pos, "%sNone",
2329                                   pos == start ? "" : "+");
2330                 if (os_snprintf_error(end - pos, ret))
2331                         return pos;
2332                 pos += ret;
2333         }
2334         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2335                 ret = os_snprintf(pos, end - pos, "%sSAE",
2336                                   pos == start ? "" : "+");
2337                 if (os_snprintf_error(end - pos, ret))
2338                         return pos;
2339                 pos += ret;
2340         }
2341 #ifdef CONFIG_IEEE80211R
2342         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2343                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2344                                   pos == start ? "" : "+");
2345                 if (os_snprintf_error(end - pos, ret))
2346                         return pos;
2347                 pos += ret;
2348         }
2349         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2350                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2351                                   pos == start ? "" : "+");
2352                 if (os_snprintf_error(end - pos, ret))
2353                         return pos;
2354                 pos += ret;
2355         }
2356         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2357                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2358                                   pos == start ? "" : "+");
2359                 if (os_snprintf_error(end - pos, ret))
2360                         return pos;
2361                 pos += ret;
2362         }
2363 #endif /* CONFIG_IEEE80211R */
2364 #ifdef CONFIG_IEEE80211W
2365         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2366                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2367                                   pos == start ? "" : "+");
2368                 if (os_snprintf_error(end - pos, ret))
2369                         return pos;
2370                 pos += ret;
2371         }
2372         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2373                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2374                                   pos == start ? "" : "+");
2375                 if (os_snprintf_error(end - pos, ret))
2376                         return pos;
2377                 pos += ret;
2378         }
2379 #endif /* CONFIG_IEEE80211W */
2380
2381 #ifdef CONFIG_SUITEB
2382         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2383                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2384                                   pos == start ? "" : "+");
2385                 if (os_snprintf_error(end - pos, ret))
2386                         return pos;
2387                 pos += ret;
2388         }
2389 #endif /* CONFIG_SUITEB */
2390
2391 #ifdef CONFIG_SUITEB192
2392         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2393                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2394                                   pos == start ? "" : "+");
2395                 if (os_snprintf_error(end - pos, ret))
2396                         return pos;
2397                 pos += ret;
2398         }
2399 #endif /* CONFIG_SUITEB192 */
2400
2401         if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2402                 ret = os_snprintf(pos, end - pos, "%sOSEN",
2403                                   pos == start ? "" : "+");
2404                 if (os_snprintf_error(end - pos, ret))
2405                         return pos;
2406                 pos += ret;
2407         }
2408
2409         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2410
2411         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2412                 ret = os_snprintf(pos, end - pos, "-preauth");
2413                 if (os_snprintf_error(end - pos, ret))
2414                         return pos;
2415                 pos += ret;
2416         }
2417
2418         ret = os_snprintf(pos, end - pos, "]");
2419         if (os_snprintf_error(end - pos, ret))
2420                 return pos;
2421         pos += ret;
2422
2423         return pos;
2424 }
2425
2426
2427 #ifdef CONFIG_WPS
2428 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2429                                             char *pos, char *end,
2430                                             struct wpabuf *wps_ie)
2431 {
2432         int ret;
2433         const char *txt;
2434
2435         if (wps_ie == NULL)
2436                 return pos;
2437         if (wps_is_selected_pbc_registrar(wps_ie))
2438                 txt = "[WPS-PBC]";
2439         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2440                 txt = "[WPS-AUTH]";
2441         else if (wps_is_selected_pin_registrar(wps_ie))
2442                 txt = "[WPS-PIN]";
2443         else
2444                 txt = "[WPS]";
2445
2446         ret = os_snprintf(pos, end - pos, "%s", txt);
2447         if (!os_snprintf_error(end - pos, ret))
2448                 pos += ret;
2449         wpabuf_free(wps_ie);
2450         return pos;
2451 }
2452 #endif /* CONFIG_WPS */
2453
2454
2455 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2456                                         char *pos, char *end,
2457                                         const struct wpa_bss *bss)
2458 {
2459 #ifdef CONFIG_WPS
2460         struct wpabuf *wps_ie;
2461         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2462         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2463 #else /* CONFIG_WPS */
2464         return pos;
2465 #endif /* CONFIG_WPS */
2466 }
2467
2468
2469 /* Format one result on one text line into a buffer. */
2470 static int wpa_supplicant_ctrl_iface_scan_result(
2471         struct wpa_supplicant *wpa_s,
2472         const struct wpa_bss *bss, char *buf, size_t buflen)
2473 {
2474         char *pos, *end;
2475         int ret;
2476         const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2477
2478         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2479         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2480         if (!p2p)
2481                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2482         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2483             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2484             0)
2485                 return 0; /* Do not show P2P listen discovery results here */
2486
2487         pos = buf;
2488         end = buf + buflen;
2489
2490         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2491                           MAC2STR(bss->bssid), bss->freq, bss->level);
2492         if (os_snprintf_error(end - pos, ret))
2493                 return -1;
2494         pos += ret;
2495         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2496         if (ie)
2497                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2498         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2499         if (ie2) {
2500                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2501                                             ie2, 2 + ie2[1]);
2502         }
2503         osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2504         if (osen_ie)
2505                 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2506                                             osen_ie, 2 + osen_ie[1]);
2507         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2508         if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2509                 ret = os_snprintf(pos, end - pos, "[WEP]");
2510                 if (os_snprintf_error(end - pos, ret))
2511                         return -1;
2512                 pos += ret;
2513         }
2514         if (mesh) {
2515                 ret = os_snprintf(pos, end - pos, "[MESH]");
2516                 if (os_snprintf_error(end - pos, ret))
2517                         return -1;
2518                 pos += ret;
2519         }
2520         if (bss_is_dmg(bss)) {
2521                 const char *s;
2522                 ret = os_snprintf(pos, end - pos, "[DMG]");
2523                 if (os_snprintf_error(end - pos, ret))
2524                         return -1;
2525                 pos += ret;
2526                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2527                 case IEEE80211_CAP_DMG_IBSS:
2528                         s = "[IBSS]";
2529                         break;
2530                 case IEEE80211_CAP_DMG_AP:
2531                         s = "[ESS]";
2532                         break;
2533                 case IEEE80211_CAP_DMG_PBSS:
2534                         s = "[PBSS]";
2535                         break;
2536                 default:
2537                         s = "";
2538                         break;
2539                 }
2540                 ret = os_snprintf(pos, end - pos, "%s", s);
2541                 if (os_snprintf_error(end - pos, ret))
2542                         return -1;
2543                 pos += ret;
2544         } else {
2545                 if (bss->caps & IEEE80211_CAP_IBSS) {
2546                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2547                         if (os_snprintf_error(end - pos, ret))
2548                                 return -1;
2549                         pos += ret;
2550                 }
2551                 if (bss->caps & IEEE80211_CAP_ESS) {
2552                         ret = os_snprintf(pos, end - pos, "[ESS]");
2553                         if (os_snprintf_error(end - pos, ret))
2554                                 return -1;
2555                         pos += ret;
2556                 }
2557         }
2558         if (p2p) {
2559                 ret = os_snprintf(pos, end - pos, "[P2P]");
2560                 if (os_snprintf_error(end - pos, ret))
2561                         return -1;
2562                 pos += ret;
2563         }
2564 #ifdef CONFIG_HS20
2565         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2566                 ret = os_snprintf(pos, end - pos, "[HS20]");
2567                 if (os_snprintf_error(end - pos, ret))
2568                         return -1;
2569                 pos += ret;
2570         }
2571 #endif /* CONFIG_HS20 */
2572 #ifdef CONFIG_FST
2573         if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2574                 ret = os_snprintf(pos, end - pos, "[FST]");
2575                 if (os_snprintf_error(end - pos, ret))
2576                         return -1;
2577                 pos += ret;
2578         }
2579 #endif /* CONFIG_FST */
2580
2581         ret = os_snprintf(pos, end - pos, "\t%s",
2582                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2583         if (os_snprintf_error(end - pos, ret))
2584                 return -1;
2585         pos += ret;
2586
2587         ret = os_snprintf(pos, end - pos, "\n");
2588         if (os_snprintf_error(end - pos, ret))
2589                 return -1;
2590         pos += ret;
2591
2592         return pos - buf;
2593 }
2594
2595
2596 static int wpa_supplicant_ctrl_iface_scan_results(
2597         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2598 {
2599         char *pos, *end;
2600         struct wpa_bss *bss;
2601         int ret;
2602
2603         pos = buf;
2604         end = buf + buflen;
2605         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2606                           "flags / ssid\n");
2607         if (os_snprintf_error(end - pos, ret))
2608                 return pos - buf;
2609         pos += ret;
2610
2611         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2612                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2613                                                             end - pos);
2614                 if (ret < 0 || ret >= end - pos)
2615                         return pos - buf;
2616                 pos += ret;
2617         }
2618
2619         return pos - buf;
2620 }
2621
2622
2623 #ifdef CONFIG_MESH
2624
2625 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2626         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2627 {
2628         char *pos, ifname[IFNAMSIZ + 1];
2629
2630         ifname[0] = '\0';
2631
2632         pos = os_strstr(cmd, "ifname=");
2633         if (pos) {
2634                 pos += 7;
2635                 os_strlcpy(ifname, pos, sizeof(ifname));
2636         }
2637
2638         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2639                 return -1;
2640
2641         os_strlcpy(reply, ifname, max_len);
2642         return os_strlen(ifname);
2643 }
2644
2645
2646 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2647         struct wpa_supplicant *wpa_s, char *cmd)
2648 {
2649         int id;
2650         struct wpa_ssid *ssid;
2651
2652         id = atoi(cmd);
2653         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2654
2655         ssid = wpa_config_get_network(wpa_s->conf, id);
2656         if (ssid == NULL) {
2657                 wpa_printf(MSG_DEBUG,
2658                            "CTRL_IFACE: Could not find network id=%d", id);
2659                 return -1;
2660         }
2661         if (ssid->mode != WPAS_MODE_MESH) {
2662                 wpa_printf(MSG_DEBUG,
2663                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2664                 return -1;
2665         }
2666         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2667             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2668                 wpa_printf(MSG_ERROR,
2669                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2670                 return -1;
2671         }
2672
2673         /*
2674          * TODO: If necessary write our own group_add function,
2675          * for now we can reuse select_network
2676          */
2677         wpa_supplicant_select_network(wpa_s, ssid);
2678
2679         return 0;
2680 }
2681
2682
2683 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2684         struct wpa_supplicant *wpa_s, char *cmd)
2685 {
2686         struct wpa_supplicant *orig;
2687         struct wpa_global *global;
2688         int found = 0;
2689
2690         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2691
2692         global = wpa_s->global;
2693         orig = wpa_s;
2694
2695         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2696                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2697                         found = 1;
2698                         break;
2699                 }
2700         }
2701         if (!found) {
2702                 wpa_printf(MSG_ERROR,
2703                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2704                            cmd);
2705                 return -1;
2706         }
2707         if (wpa_s->mesh_if_created && wpa_s == orig) {
2708                 wpa_printf(MSG_ERROR,
2709                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2710                 return -1;
2711         }
2712
2713         wpa_s->reassociate = 0;
2714         wpa_s->disconnected = 1;
2715         wpa_supplicant_cancel_sched_scan(wpa_s);
2716         wpa_supplicant_cancel_scan(wpa_s);
2717
2718         /*
2719          * TODO: If necessary write our own group_remove function,
2720          * for now we can reuse deauthenticate
2721          */
2722         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2723
2724         if (wpa_s->mesh_if_created)
2725                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2726
2727         return 0;
2728 }
2729
2730 #endif /* CONFIG_MESH */
2731
2732
2733 static int wpa_supplicant_ctrl_iface_select_network(
2734         struct wpa_supplicant *wpa_s, char *cmd)
2735 {
2736         int id;
2737         struct wpa_ssid *ssid;
2738         char *pos;
2739
2740         /* cmd: "<network id>" or "any" */
2741         if (os_strncmp(cmd, "any", 3) == 0) {
2742                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2743                 ssid = NULL;
2744         } else {
2745                 id = atoi(cmd);
2746                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2747
2748                 ssid = wpa_config_get_network(wpa_s->conf, id);
2749                 if (ssid == NULL) {
2750                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2751                                    "network id=%d", id);
2752                         return -1;
2753                 }
2754                 if (ssid->disabled == 2) {
2755                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2756                                    "SELECT_NETWORK with persistent P2P group");
2757                         return -1;
2758                 }
2759         }
2760
2761         pos = os_strstr(cmd, " freq=");
2762         if (pos) {
2763                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2764                 if (freqs) {
2765                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2766                         os_free(wpa_s->manual_scan_freqs);
2767                         wpa_s->manual_scan_freqs = freqs;
2768                 }
2769         }
2770
2771         wpa_s->scan_min_time.sec = 0;
2772         wpa_s->scan_min_time.usec = 0;
2773         wpa_supplicant_select_network(wpa_s, ssid);
2774
2775         return 0;
2776 }
2777
2778
2779 static int wpa_supplicant_ctrl_iface_enable_network(
2780         struct wpa_supplicant *wpa_s, char *cmd)
2781 {
2782         int id;
2783         struct wpa_ssid *ssid;
2784
2785         /* cmd: "<network id>" or "all" */
2786         if (os_strcmp(cmd, "all") == 0) {
2787                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2788                 ssid = NULL;
2789         } else {
2790                 id = atoi(cmd);
2791                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2792
2793                 ssid = wpa_config_get_network(wpa_s->conf, id);
2794                 if (ssid == NULL) {
2795                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2796                                    "network id=%d", id);
2797                         return -1;
2798                 }
2799                 if (ssid->disabled == 2) {
2800                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2801                                    "ENABLE_NETWORK with persistent P2P group");
2802                         return -1;
2803                 }
2804
2805                 if (os_strstr(cmd, " no-connect")) {
2806                         ssid->disabled = 0;
2807                         return 0;
2808                 }
2809         }
2810         wpa_s->scan_min_time.sec = 0;
2811         wpa_s->scan_min_time.usec = 0;
2812         wpa_supplicant_enable_network(wpa_s, ssid);
2813
2814         return 0;
2815 }
2816
2817
2818 static int wpa_supplicant_ctrl_iface_disable_network(
2819         struct wpa_supplicant *wpa_s, char *cmd)
2820 {
2821         int id;
2822         struct wpa_ssid *ssid;
2823
2824         /* cmd: "<network id>" or "all" */
2825         if (os_strcmp(cmd, "all") == 0) {
2826                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2827                 ssid = NULL;
2828         } else {
2829                 id = atoi(cmd);
2830                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2831
2832                 ssid = wpa_config_get_network(wpa_s->conf, id);
2833                 if (ssid == NULL) {
2834                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2835                                    "network id=%d", id);
2836                         return -1;
2837                 }
2838                 if (ssid->disabled == 2) {
2839                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2840                                    "DISABLE_NETWORK with persistent P2P "
2841                                    "group");
2842                         return -1;
2843                 }
2844         }
2845         wpa_supplicant_disable_network(wpa_s, ssid);
2846
2847         return 0;
2848 }
2849
2850
2851 static int wpa_supplicant_ctrl_iface_add_network(
2852         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2853 {
2854         struct wpa_ssid *ssid;
2855         int ret;
2856
2857         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2858
2859         ssid = wpa_config_add_network(wpa_s->conf);
2860         if (ssid == NULL)
2861                 return -1;
2862
2863         wpas_notify_network_added(wpa_s, ssid);
2864
2865         ssid->disabled = 1;
2866         wpa_config_set_network_defaults(ssid);
2867
2868         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2869         if (os_snprintf_error(buflen, ret))
2870                 return -1;
2871         return ret;
2872 }
2873
2874
2875 static int wpa_supplicant_ctrl_iface_remove_network(
2876         struct wpa_supplicant *wpa_s, char *cmd)
2877 {
2878         int id;
2879         struct wpa_ssid *ssid;
2880         int was_disabled;
2881
2882         /* cmd: "<network id>" or "all" */
2883         if (os_strcmp(cmd, "all") == 0) {
2884                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2885                 if (wpa_s->sched_scanning)
2886                         wpa_supplicant_cancel_sched_scan(wpa_s);
2887
2888                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2889                 if (wpa_s->current_ssid) {
2890 #ifdef CONFIG_SME
2891                         wpa_s->sme.prev_bssid_set = 0;
2892 #endif /* CONFIG_SME */
2893                         wpa_sm_set_config(wpa_s->wpa, NULL);
2894                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2895                         if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2896                                 wpa_s->own_disconnect_req = 1;
2897                         wpa_supplicant_deauthenticate(
2898                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2899                 }
2900                 ssid = wpa_s->conf->ssid;
2901                 while (ssid) {
2902                         struct wpa_ssid *remove_ssid = ssid;
2903                         id = ssid->id;
2904                         ssid = ssid->next;
2905                         if (wpa_s->last_ssid == remove_ssid)
2906                                 wpa_s->last_ssid = NULL;
2907                         wpas_notify_network_removed(wpa_s, remove_ssid);
2908                         wpa_config_remove_network(wpa_s->conf, id);
2909                 }
2910                 return 0;
2911         }
2912
2913         id = atoi(cmd);
2914         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2915
2916         ssid = wpa_config_get_network(wpa_s->conf, id);
2917         if (ssid)
2918                 wpas_notify_network_removed(wpa_s, ssid);
2919         if (ssid == NULL) {
2920                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2921                            "id=%d", id);
2922                 return -1;
2923         }
2924
2925         if (wpa_s->last_ssid == ssid)
2926                 wpa_s->last_ssid = NULL;
2927
2928         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2929 #ifdef CONFIG_SME
2930                 wpa_s->sme.prev_bssid_set = 0;
2931 #endif /* CONFIG_SME */
2932                 /*
2933                  * Invalidate the EAP session cache if the current or
2934                  * previously used network is removed.
2935                  */
2936                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2937         }
2938
2939         if (ssid == wpa_s->current_ssid) {
2940                 wpa_sm_set_config(wpa_s->wpa, NULL);
2941                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2942
2943                 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2944                         wpa_s->own_disconnect_req = 1;
2945                 wpa_supplicant_deauthenticate(wpa_s,
2946                                               WLAN_REASON_DEAUTH_LEAVING);
2947         }
2948
2949         was_disabled = ssid->disabled;
2950
2951         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2952                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2953                            "network id=%d", id);
2954                 return -1;
2955         }
2956
2957         if (!was_disabled && wpa_s->sched_scanning) {
2958                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2959                            "network from filters");
2960                 wpa_supplicant_cancel_sched_scan(wpa_s);
2961                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2962         }
2963
2964         return 0;
2965 }
2966
2967
2968 static int wpa_supplicant_ctrl_iface_update_network(
2969         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2970         char *name, char *value)
2971 {
2972         if (wpa_config_set(ssid, name, value, 0) < 0) {
2973                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2974                            "variable '%s'", name);
2975                 return -1;
2976         }
2977
2978         if (os_strcmp(name, "bssid") != 0 &&
2979             os_strcmp(name, "priority") != 0)
2980                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2981
2982         if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2983                 /*
2984                  * Invalidate the EAP session cache if anything in the current
2985                  * or previously used configuration changes.
2986                  */
2987                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2988         }
2989
2990         if ((os_strcmp(name, "psk") == 0 &&
2991              value[0] == '"' && ssid->ssid_len) ||
2992             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2993                 wpa_config_update_psk(ssid);
2994         else if (os_strcmp(name, "priority") == 0)
2995                 wpa_config_update_prio_list(wpa_s->conf);
2996
2997         return 0;
2998 }
2999
3000
3001 static int wpa_supplicant_ctrl_iface_set_network(
3002         struct wpa_supplicant *wpa_s, char *cmd)
3003 {
3004         int id, ret, prev_bssid_set, prev_disabled;
3005         struct wpa_ssid *ssid;
3006         char *name, *value;
3007         u8 prev_bssid[ETH_ALEN];
3008
3009         /* cmd: "<network id> <variable name> <value>" */
3010         name = os_strchr(cmd, ' ');
3011         if (name == NULL)
3012                 return -1;
3013         *name++ = '\0';
3014
3015         value = os_strchr(name, ' ');
3016         if (value == NULL)
3017                 return -1;
3018         *value++ = '\0';
3019
3020         id = atoi(cmd);
3021         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3022                    id, name);
3023         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3024                               (u8 *) value, os_strlen(value));
3025
3026         ssid = wpa_config_get_network(wpa_s->conf, id);
3027         if (ssid == NULL) {
3028                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3029                            "id=%d", id);
3030                 return -1;
3031         }
3032
3033         prev_bssid_set = ssid->bssid_set;
3034         prev_disabled = ssid->disabled;
3035         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3036         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3037                                                        value);
3038         if (ret == 0 &&
3039             (ssid->bssid_set != prev_bssid_set ||
3040              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3041                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3042
3043         if (prev_disabled != ssid->disabled &&
3044             (prev_disabled == 2 || ssid->disabled == 2))
3045                 wpas_notify_network_type_changed(wpa_s, ssid);
3046
3047         return ret;
3048 }
3049
3050
3051 static int wpa_supplicant_ctrl_iface_get_network(
3052         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3053 {
3054         int id;
3055         size_t res;
3056         struct wpa_ssid *ssid;
3057         char *name, *value;
3058
3059         /* cmd: "<network id> <variable name>" */
3060         name = os_strchr(cmd, ' ');
3061         if (name == NULL || buflen == 0)
3062                 return -1;
3063         *name++ = '\0';
3064
3065         id = atoi(cmd);
3066         wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3067                    id, name);
3068
3069         ssid = wpa_config_get_network(wpa_s->conf, id);
3070         if (ssid == NULL) {
3071                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3072                            "id=%d", id);
3073                 return -1;
3074         }
3075
3076         value = wpa_config_get_no_key(ssid, name);
3077         if (value == NULL) {
3078                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3079                            "variable '%s'", name);
3080                 return -1;
3081         }
3082
3083         res = os_strlcpy(buf, value, buflen);
3084         if (res >= buflen) {
3085                 os_free(value);
3086                 return -1;
3087         }
3088
3089         os_free(value);
3090
3091         return res;
3092 }
3093
3094
3095 static int wpa_supplicant_ctrl_iface_dup_network(
3096         struct wpa_supplicant *wpa_s, char *cmd,
3097         struct wpa_supplicant *dst_wpa_s)
3098 {
3099         struct wpa_ssid *ssid_s, *ssid_d;
3100         char *name, *id, *value;
3101         int id_s, id_d, ret;
3102
3103         /* cmd: "<src network id> <dst network id> <variable name>" */
3104         id = os_strchr(cmd, ' ');
3105         if (id == NULL)
3106                 return -1;
3107         *id++ = '\0';
3108
3109         name = os_strchr(id, ' ');
3110         if (name == NULL)
3111                 return -1;
3112         *name++ = '\0';
3113
3114         id_s = atoi(cmd);
3115         id_d = atoi(id);
3116
3117         wpa_printf(MSG_DEBUG,
3118                    "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3119                    wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3120
3121         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3122         if (ssid_s == NULL) {
3123                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3124                            "network id=%d", id_s);
3125                 return -1;
3126         }
3127
3128         ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3129         if (ssid_d == NULL) {
3130                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3131                            "network id=%d", id_d);
3132                 return -1;
3133         }
3134
3135         value = wpa_config_get(ssid_s, name);
3136         if (value == NULL) {
3137                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3138                            "variable '%s'", name);
3139                 return -1;
3140         }
3141
3142         ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3143                                                        value);
3144
3145         os_free(value);
3146
3147         return ret;
3148 }
3149
3150
3151 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3152                                                 char *buf, size_t buflen)
3153 {
3154         char *pos, *end;
3155         struct wpa_cred *cred;
3156         int ret;
3157
3158         pos = buf;
3159         end = buf + buflen;
3160         ret = os_snprintf(pos, end - pos,
3161                           "cred id / realm / username / domain / imsi\n");
3162         if (os_snprintf_error(end - pos, ret))
3163                 return pos - buf;
3164         pos += ret;
3165
3166         cred = wpa_s->conf->cred;
3167         while (cred) {
3168                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3169                                   cred->id, cred->realm ? cred->realm : "",
3170                                   cred->username ? cred->username : "",
3171                                   cred->domain ? cred->domain[0] : "",
3172                                   cred->imsi ? cred->imsi : "");
3173                 if (os_snprintf_error(end - pos, ret))
3174                         return pos - buf;
3175                 pos += ret;
3176
3177                 cred = cred->next;
3178         }
3179
3180         return pos - buf;
3181 }
3182
3183
3184 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3185                                               char *buf, size_t buflen)
3186 {
3187         struct wpa_cred *cred;
3188         int ret;
3189
3190         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3191
3192         cred = wpa_config_add_cred(wpa_s->conf);
3193         if (cred == NULL)
3194                 return -1;
3195
3196         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3197
3198         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3199         if (os_snprintf_error(buflen, ret))
3200                 return -1;
3201         return ret;
3202 }
3203
3204
3205 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3206                                  struct wpa_cred *cred)
3207 {
3208         struct wpa_ssid *ssid;
3209         char str[20];
3210         int id;
3211
3212         if (cred == NULL) {
3213                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3214                 return -1;
3215         }
3216
3217         id = cred->id;
3218         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3219                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3220                 return -1;
3221         }
3222
3223         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3224
3225         /* Remove any network entry created based on the removed credential */
3226         ssid = wpa_s->conf->ssid;
3227         while (ssid) {
3228                 if (ssid->parent_cred == cred) {
3229                         int res;
3230
3231                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3232                                    "used the removed credential", ssid->id);
3233                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3234                         if (os_snprintf_error(sizeof(str), res))
3235                                 str[sizeof(str) - 1] = '\0';
3236                         ssid = ssid->next;
3237                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3238                 } else
3239                         ssid = ssid->next;
3240         }
3241
3242         return 0;
3243 }
3244
3245
3246 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3247                                                  char *cmd)
3248 {
3249         int id;
3250         struct wpa_cred *cred, *prev;
3251
3252         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3253          * "provisioning_sp=<FQDN> */
3254         if (os_strcmp(cmd, "all") == 0) {
3255                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3256                 cred = wpa_s->conf->cred;
3257                 while (cred) {
3258                         prev = cred;
3259                         cred = cred->next;
3260                         wpas_ctrl_remove_cred(wpa_s, prev);
3261                 }
3262                 return 0;
3263         }
3264
3265         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3266                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3267                            cmd + 8);
3268                 cred = wpa_s->conf->cred;
3269                 while (cred) {
3270                         prev = cred;
3271                         cred = cred->next;
3272                         if (prev->domain) {
3273                                 size_t i;
3274                                 for (i = 0; i < prev->num_domain; i++) {
3275                                         if (os_strcmp(prev->domain[i], cmd + 8)
3276                                             != 0)
3277                                                 continue;
3278                                         wpas_ctrl_remove_cred(wpa_s, prev);
3279                                         break;
3280                                 }
3281                         }
3282                 }
3283                 return 0;
3284         }
3285
3286         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3287                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3288                            cmd + 16);
3289                 cred = wpa_s->conf->cred;
3290                 while (cred) {
3291                         prev = cred;
3292                         cred = cred->next;
3293                         if (prev->provisioning_sp &&
3294                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3295                                 wpas_ctrl_remove_cred(wpa_s, prev);
3296                 }
3297                 return 0;
3298         }
3299
3300         id = atoi(cmd);
3301         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3302
3303         cred = wpa_config_get_cred(wpa_s->conf, id);
3304         return wpas_ctrl_remove_cred(wpa_s, cred);
3305 }
3306
3307
3308 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3309                                               char *cmd)
3310 {
3311         int id;
3312         struct wpa_cred *cred;
3313         char *name, *value;
3314
3315         /* cmd: "<cred id> <variable name> <value>" */
3316         name = os_strchr(cmd, ' ');
3317         if (name == NULL)
3318                 return -1;
3319         *name++ = '\0';
3320
3321         value = os_strchr(name, ' ');
3322         if (value == NULL)
3323                 return -1;
3324         *value++ = '\0';
3325
3326         id = atoi(cmd);
3327         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3328                    id, name);
3329         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3330                               (u8 *) value, os_strlen(value));
3331
3332         cred = wpa_config_get_cred(wpa_s->conf, id);
3333         if (cred == NULL) {
3334                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3335                            id);
3336                 return -1;
3337         }
3338
3339         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3340                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3341                            "variable '%s'", name);
3342                 return -1;
3343         }
3344
3345         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3346
3347         return 0;
3348 }
3349
3350
3351 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3352                                               char *cmd, char *buf,
3353                                               size_t buflen)
3354 {
3355         int id;
3356         size_t res;
3357         struct wpa_cred *cred;
3358         char *name, *value;
3359
3360         /* cmd: "<cred id> <variable name>" */
3361         name = os_strchr(cmd, ' ');
3362         if (name == NULL)
3363                 return -1;
3364         *name++ = '\0';
3365
3366         id = atoi(cmd);
3367         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3368                    id, name);
3369
3370         cred = wpa_config_get_cred(wpa_s->conf, id);
3371         if (cred == NULL) {
3372                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3373                            id);
3374                 return -1;
3375         }
3376
3377         value = wpa_config_get_cred_no_key(cred, name);
3378         if (value == NULL) {
3379                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3380                            name);
3381                 return -1;
3382         }
3383
3384         res = os_strlcpy(buf, value, buflen);
3385         if (res >= buflen) {
3386                 os_free(value);
3387                 return -1;
3388         }
3389
3390         os_free(value);
3391
3392         return res;
3393 }
3394
3395
3396 #ifndef CONFIG_NO_CONFIG_WRITE
3397 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3398 {
3399         int ret;
3400
3401         if (!wpa_s->conf->update_config) {
3402                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3403                            "to update configuration (update_config=0)");
3404                 return -1;
3405         }
3406
3407         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3408         if (ret) {
3409                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3410                            "update configuration");
3411         } else {
3412                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3413                            " updated");
3414         }
3415
3416         return ret;
3417 }
3418 #endif /* CONFIG_NO_CONFIG_WRITE */
3419
3420
3421 struct cipher_info {
3422         unsigned int capa;
3423         const char *name;
3424         int group_only;
3425 };
3426
3427 static const struct cipher_info ciphers[] = {
3428         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3429         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3430         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3431         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3432         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3433         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3434         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3435         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3436 };
3437
3438 static const struct cipher_info ciphers_group_mgmt[] = {
3439         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3440         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3441         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3442         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3443 };
3444
3445
3446 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3447                                               struct wpa_driver_capa *capa,
3448                                               char *buf, size_t buflen)
3449 {
3450         int ret;
3451         char *pos, *end;
3452         size_t len;
3453         unsigned int i;
3454
3455         pos = buf;
3456         end = pos + buflen;
3457
3458         if (res < 0) {
3459                 if (strict)
3460                         return 0;
3461                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3462                 if (len >= buflen)
3463                         return -1;
3464                 return len;
3465         }
3466
3467         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3468                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3469                         ret = os_snprintf(pos, end - pos, "%s%s",
3470                                           pos == buf ? "" : " ",
3471                                           ciphers[i].name);
3472                         if (os_snprintf_error(end - pos, ret))
3473                                 return pos - buf;
3474                         pos += ret;
3475                 }
3476         }
3477
3478         return pos - buf;
3479 }
3480
3481
3482 static int ctrl_iface_get_capability_group(int res, char *strict,
3483                                            struct wpa_driver_capa *capa,
3484                                            char *buf, size_t buflen)
3485 {
3486         int ret;
3487         char *pos, *end;
3488         size_t len;
3489         unsigned int i;
3490
3491         pos = buf;
3492         end = pos + buflen;
3493
3494         if (res < 0) {
3495                 if (strict)
3496                         return 0;
3497                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3498                 if (len >= buflen)
3499                         return -1;
3500                 return len;
3501         }
3502
3503         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3504                 if (capa->enc & ciphers[i].capa) {
3505                         ret = os_snprintf(pos, end - pos, "%s%s",
3506                                           pos == buf ? "" : " ",
3507                                           ciphers[i].name);
3508                         if (os_snprintf_error(end - pos, ret))
3509                                 return pos - buf;
3510                         pos += ret;
3511                 }
3512         }
3513
3514         return pos - buf;
3515 }
3516
3517
3518 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3519                                                 struct wpa_driver_capa *capa,
3520                                                 char *buf, size_t buflen)
3521 {
3522         int ret;
3523         char *pos, *end;
3524         unsigned int i;
3525
3526         pos = buf;
3527         end = pos + buflen;
3528
3529         if (res < 0)
3530                 return 0;
3531
3532         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3533                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3534                         ret = os_snprintf(pos, end - pos, "%s%s",
3535                                           pos == buf ? "" : " ",
3536                                           ciphers_group_mgmt[i].name);
3537                         if (os_snprintf_error(end - pos, ret))
3538                                 return pos - buf;
3539                         pos += ret;
3540                 }
3541         }
3542
3543         return pos - buf;
3544 }
3545
3546
3547 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3548                                               struct wpa_driver_capa *capa,
3549                                               char *buf, size_t buflen)
3550 {
3551         int ret;
3552         char *pos, *end;
3553         size_t len;
3554
3555         pos = buf;
3556         end = pos + buflen;
3557
3558         if (res < 0) {
3559                 if (strict)
3560                         return 0;
3561                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3562                                  "NONE", buflen);
3563                 if (len >= buflen)
3564                         return -1;
3565                 return len;
3566         }
3567
3568         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3569         if (os_snprintf_error(end - pos, ret))
3570                 return pos - buf;
3571         pos += ret;
3572
3573         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3574                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3575                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3576                 if (os_snprintf_error(end - pos, ret))
3577                         return pos - buf;
3578                 pos += ret;
3579         }
3580
3581         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3582                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3583                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3584                 if (os_snprintf_error(end - pos, ret))
3585                         return pos - buf;
3586                 pos += ret;
3587         }
3588
3589         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3590                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3591                 if (os_snprintf_error(end - pos, ret))
3592                         return pos - buf;
3593                 pos += ret;
3594         }
3595
3596 #ifdef CONFIG_SUITEB
3597         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3598                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3599                 if (os_snprintf_error(end - pos, ret))
3600                         return pos - buf;
3601                 pos += ret;
3602         }
3603 #endif /* CONFIG_SUITEB */
3604 #ifdef CONFIG_SUITEB192
3605         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3606                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3607                 if (os_snprintf_error(end - pos, ret))
3608                         return pos - buf;
3609                 pos += ret;
3610         }
3611 #endif /* CONFIG_SUITEB192 */
3612
3613         return pos - buf;
3614 }
3615
3616
3617 static int ctrl_iface_get_capability_proto(int res, char *strict,
3618                                            struct wpa_driver_capa *capa,
3619                                            char *buf, size_t buflen)
3620 {
3621         int ret;
3622         char *pos, *end;
3623         size_t len;
3624
3625         pos = buf;
3626         end = pos + buflen;
3627
3628         if (res < 0) {
3629                 if (strict)
3630                         return 0;
3631                 len = os_strlcpy(buf, "RSN WPA", buflen);
3632                 if (len >= buflen)
3633                         return -1;
3634                 return len;
3635         }
3636
3637         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3638                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3639                 ret = os_snprintf(pos, end - pos, "%sRSN",
3640                                   pos == buf ? "" : " ");
3641                 if (os_snprintf_error(end - pos, ret))
3642                         return pos - buf;
3643                 pos += ret;
3644         }
3645
3646         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3647                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3648                 ret = os_snprintf(pos, end - pos, "%sWPA",
3649                                   pos == buf ? "" : " ");
3650                 if (os_snprintf_error(end - pos, ret))
3651                         return pos - buf;
3652                 pos += ret;
3653         }
3654
3655         return pos - buf;
3656 }
3657
3658
3659 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3660                                               int res, char *strict,
3661                                               struct wpa_driver_capa *capa,
3662                                               char *buf, size_t buflen)
3663 {
3664         int ret;
3665         char *pos, *end;
3666         size_t len;
3667
3668         pos = buf;
3669         end = pos + buflen;
3670
3671         if (res < 0) {
3672                 if (strict)
3673                         return 0;
3674                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3675                 if (len >= buflen)
3676                         return -1;
3677                 return len;
3678         }
3679
3680         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3681                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3682                                   pos == buf ? "" : " ");
3683                 if (os_snprintf_error(end - pos, ret))
3684                         return pos - buf;
3685                 pos += ret;
3686         }
3687
3688         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3689                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3690                                   pos == buf ? "" : " ");
3691                 if (os_snprintf_error(end - pos, ret))
3692                         return pos - buf;
3693                 pos += ret;
3694         }
3695
3696         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3697                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3698                                   pos == buf ? "" : " ");
3699                 if (os_snprintf_error(end - pos, ret))
3700                         return pos - buf;
3701                 pos += ret;
3702         }
3703
3704 #ifdef CONFIG_SAE
3705         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3706                 ret = os_snprintf(pos, end - pos, "%sSAE",
3707                                   pos == buf ? "" : " ");
3708                 if (os_snprintf_error(end - pos, ret))
3709                         return pos - buf;
3710                 pos += ret;
3711         }
3712 #endif /* CONFIG_SAE */
3713
3714         return pos - buf;
3715 }
3716
3717
3718 static int ctrl_iface_get_capability_modes(int res, char *strict,
3719                                            struct wpa_driver_capa *capa,
3720                                            char *buf, size_t buflen)
3721 {
3722         int ret;
3723         char *pos, *end;
3724         size_t len;
3725
3726         pos = buf;
3727         end = pos + buflen;
3728
3729         if (res < 0) {
3730                 if (strict)
3731                         return 0;
3732                 len = os_strlcpy(buf, "IBSS AP", buflen);
3733                 if (len >= buflen)
3734                         return -1;
3735                 return len;
3736         }
3737
3738         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3739                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3740                                   pos == buf ? "" : " ");
3741                 if (os_snprintf_error(end - pos, ret))
3742                         return pos - buf;
3743                 pos += ret;
3744         }
3745
3746         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3747                 ret = os_snprintf(pos, end - pos, "%sAP",
3748                                   pos == buf ? "" : " ");
3749                 if (os_snprintf_error(end - pos, ret))
3750                         return pos - buf;
3751                 pos += ret;
3752         }
3753
3754 #ifdef CONFIG_MESH
3755         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3756                 ret = os_snprintf(pos, end - pos, "%sMESH",
3757                                   pos == buf ? "" : " ");
3758                 if (os_snprintf_error(end - pos, ret))
3759                         return pos - buf;
3760                 pos += ret;
3761         }
3762 #endif /* CONFIG_MESH */
3763
3764         return pos - buf;
3765 }
3766
3767
3768 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3769                                               char *buf, size_t buflen)
3770 {
3771         struct hostapd_channel_data *chnl;
3772         int ret, i, j;
3773         char *pos, *end, *hmode;
3774
3775         pos = buf;
3776         end = pos + buflen;
3777
3778         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3779                 switch (wpa_s->hw.modes[j].mode) {
3780                 case HOSTAPD_MODE_IEEE80211B:
3781                         hmode = "B";
3782                         break;
3783                 case HOSTAPD_MODE_IEEE80211G:
3784                         hmode = "G";
3785                         break;
3786                 case HOSTAPD_MODE_IEEE80211A:
3787                         hmode = "A";
3788                         break;
3789                 case HOSTAPD_MODE_IEEE80211AD:
3790                         hmode = "AD";
3791                         break;
3792                 default:
3793                         continue;
3794                 }
3795                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3796                 if (os_snprintf_error(end - pos, ret))
3797                         return pos - buf;
3798                 pos += ret;
3799                 chnl = wpa_s->hw.modes[j].channels;
3800                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3801                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3802                                 continue;
3803                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3804                         if (os_snprintf_error(end - pos, ret))
3805                                 return pos - buf;
3806                         pos += ret;
3807                 }
3808                 ret = os_snprintf(pos, end - pos, "\n");
3809                 if (os_snprintf_error(end - pos, ret))
3810                         return pos - buf;
3811                 pos += ret;
3812         }
3813
3814         return pos - buf;
3815 }
3816
3817
3818 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3819                                           char *buf, size_t buflen)
3820 {
3821         struct hostapd_channel_data *chnl;
3822         int ret, i, j;
3823         char *pos, *end, *hmode;
3824
3825         pos = buf;
3826         end = pos + buflen;
3827
3828         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3829                 switch (wpa_s->hw.modes[j].mode) {
3830                 case HOSTAPD_MODE_IEEE80211B:
3831                         hmode = "B";
3832                         break;
3833                 case HOSTAPD_MODE_IEEE80211G:
3834                         hmode = "G";
3835                         break;
3836                 case HOSTAPD_MODE_IEEE80211A:
3837                         hmode = "A";
3838                         break;
3839                 case HOSTAPD_MODE_IEEE80211AD:
3840                         hmode = "AD";
3841                         break;
3842                 default:
3843                         continue;
3844                 }
3845                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3846                                   hmode);
3847                 if (os_snprintf_error(end - pos, ret))
3848                         return pos - buf;
3849                 pos += ret;
3850                 chnl = wpa_s->hw.modes[j].channels;
3851                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3852                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3853                                 continue;
3854                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3855                                           chnl[i].chan, chnl[i].freq,
3856                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3857                                           " (NO_IR)" : "",
3858                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3859                                           " (DFS)" : "");
3860
3861                         if (os_snprintf_error(end - pos, ret))
3862                                 return pos - buf;
3863                         pos += ret;
3864                 }
3865                 ret = os_snprintf(pos, end - pos, "\n");
3866                 if (os_snprintf_error(end - pos, ret))
3867                         return pos - buf;
3868                 pos += ret;
3869         }
3870
3871         return pos - buf;
3872 }
3873
3874
3875 static int wpa_supplicant_ctrl_iface_get_capability(
3876         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3877         size_t buflen)
3878 {
3879         struct wpa_driver_capa capa;
3880         int res;
3881         char *strict;
3882         char field[30];
3883         size_t len;
3884
3885         /* Determine whether or not strict checking was requested */
3886         len = os_strlcpy(field, _field, sizeof(field));
3887         if (len >= sizeof(field))
3888                 return -1;
3889         strict = os_strchr(field, ' ');
3890         if (strict != NULL) {
3891                 *strict++ = '\0';
3892                 if (os_strcmp(strict, "strict") != 0)
3893                         return -1;
3894         }
3895
3896         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3897                 field, strict ? strict : "");
3898
3899         if (os_strcmp(field, "eap") == 0) {
3900                 return eap_get_names(buf, buflen);
3901         }
3902
3903         res = wpa_drv_get_capa(wpa_s, &capa);
3904
3905         if (os_strcmp(field, "pairwise") == 0)
3906                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3907                                                           buf, buflen);
3908
3909         if (os_strcmp(field, "group") == 0)
3910                 return ctrl_iface_get_capability_group(res, strict, &capa,
3911                                                        buf, buflen);
3912
3913         if (os_strcmp(field, "group_mgmt") == 0)
3914                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3915                                                             buf, buflen);
3916
3917         if (os_strcmp(field, "key_mgmt") == 0)
3918                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3919                                                           buf, buflen);
3920
3921         if (os_strcmp(field, "proto") == 0)
3922                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3923                                                        buf, buflen);
3924
3925         if (os_strcmp(field, "auth_alg") == 0)
3926                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3927                                                           &capa, buf, buflen);
3928
3929         if (os_strcmp(field, "modes") == 0)
3930                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3931                                                        buf, buflen);
3932
3933         if (os_strcmp(field, "channels") == 0)
3934                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3935
3936         if (os_strcmp(field, "freq") == 0)
3937                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3938
3939 #ifdef CONFIG_TDLS
3940         if (os_strcmp(field, "tdls") == 0)
3941                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3942 #endif /* CONFIG_TDLS */
3943
3944 #ifdef CONFIG_ERP
3945         if (os_strcmp(field, "erp") == 0) {
3946                 res = os_snprintf(buf, buflen, "ERP");
3947                 if (os_snprintf_error(buflen, res))
3948                         return -1;
3949                 return res;
3950         }
3951 #endif /* CONFIG_EPR */
3952
3953 #ifdef CONFIG_FIPS
3954         if (os_strcmp(field, "fips") == 0) {
3955                 res = os_snprintf(buf, buflen, "FIPS");
3956                 if (os_snprintf_error(buflen, res))
3957                         return -1;
3958                 return res;
3959         }
3960 #endif /* CONFIG_FIPS */
3961
3962 #ifdef CONFIG_ACS
3963         if (os_strcmp(field, "acs") == 0) {
3964                 res = os_snprintf(buf, buflen, "ACS");
3965                 if (os_snprintf_error(buflen, res))
3966                         return -1;
3967                 return res;
3968         }
3969 #endif /* CONFIG_ACS */
3970
3971         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3972                    field);
3973
3974         return -1;
3975 }
3976
3977
3978 #ifdef CONFIG_INTERWORKING
3979 static char * anqp_add_hex(char *pos, char *end, const char *title,
3980                            struct wpabuf *data)
3981 {
3982         char *start = pos;
3983         size_t i;
3984         int ret;
3985         const u8 *d;
3986
3987         if (data == NULL)
3988                 return start;
3989
3990         ret = os_snprintf(pos, end - pos, "%s=", title);
3991         if (os_snprintf_error(end - pos, ret))
3992                 return start;
3993         pos += ret;
3994
3995         d = wpabuf_head_u8(data);
3996         for (i = 0; i < wpabuf_len(data); i++) {
3997                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3998                 if (os_snprintf_error(end - pos, ret))
3999                         return start;
4000                 pos += ret;
4001         }
4002
4003         ret = os_snprintf(pos, end - pos, "\n");
4004         if (os_snprintf_error(end - pos, ret))
4005                 return start;
4006         pos += ret;
4007
4008         return pos;
4009 }
4010 #endif /* CONFIG_INTERWORKING */
4011
4012
4013 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4014                           unsigned long mask, char *buf, size_t buflen)
4015 {
4016         size_t i;
4017         int ret;
4018         char *pos, *end;
4019         const u8 *ie, *ie2, *osen_ie;
4020
4021         pos = buf;
4022         end = buf + buflen;
4023
4024         if (mask & WPA_BSS_MASK_ID) {
4025                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4026                 if (os_snprintf_error(end - pos, ret))
4027                         return 0;
4028                 pos += ret;
4029         }
4030
4031         if (mask & WPA_BSS_MASK_BSSID) {
4032                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4033                                   MAC2STR(bss->bssid));
4034                 if (os_snprintf_error(end - pos, ret))
4035                         return 0;
4036                 pos += ret;
4037         }
4038
4039         if (mask & WPA_BSS_MASK_FREQ) {
4040                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4041                 if (os_snprintf_error(end - pos, ret))
4042                         return 0;
4043                 pos += ret;
4044         }
4045
4046         if (mask & WPA_BSS_MASK_BEACON_INT) {
4047                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4048                                   bss->beacon_int);
4049                 if (os_snprintf_error(end - pos, ret))
4050                         return 0;
4051                 pos += ret;
4052         }
4053
4054         if (mask & WPA_BSS_MASK_CAPABILITIES) {
4055                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4056                                   bss->caps);
4057                 if (os_snprintf_error(end - pos, ret))
4058                         return 0;
4059                 pos += ret;
4060         }
4061
4062         if (mask & WPA_BSS_MASK_QUAL) {
4063                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4064                 if (os_snprintf_error(end - pos, ret))
4065                         return 0;
4066                 pos += ret;
4067         }
4068
4069         if (mask & WPA_BSS_MASK_NOISE) {
4070                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4071                 if (os_snprintf_error(end - pos, ret))
4072                         return 0;
4073                 pos += ret;
4074         }
4075
4076         if (mask & WPA_BSS_MASK_LEVEL) {
4077                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4078                 if (os_snprintf_error(end - pos, ret))
4079                         return 0;
4080                 pos += ret;
4081         }
4082
4083         if (mask & WPA_BSS_MASK_TSF) {
4084                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4085                                   (unsigned long long) bss->tsf);
4086                 if (os_snprintf_error(end - pos, ret))
4087                         return 0;
4088                 pos += ret;
4089         }
4090
4091         if (mask & WPA_BSS_MASK_AGE) {
4092                 struct os_reltime now;
4093
4094                 os_get_reltime(&now);
4095                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4096                                   (int) (now.sec - bss->last_update.sec));
4097                 if (os_snprintf_error(end - pos, ret))
4098                         return 0;
4099                 pos += ret;
4100         }
4101
4102         if (mask & WPA_BSS_MASK_IE) {
4103                 ret = os_snprintf(pos, end - pos, "ie=");
4104                 if (os_snprintf_error(end - pos, ret))
4105                         return 0;
4106                 pos += ret;
4107
4108                 ie = (const u8 *) (bss + 1);
4109                 for (i = 0; i < bss->ie_len; i++) {
4110                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4111                         if (os_snprintf_error(end - pos, ret))
4112                                 return 0;
4113                         pos += ret;
4114                 }
4115
4116                 ret = os_snprintf(pos, end - pos, "\n");
4117                 if (os_snprintf_error(end - pos, ret))
4118                         return 0;
4119                 pos += ret;
4120         }
4121
4122         if (mask & WPA_BSS_MASK_FLAGS) {
4123                 ret = os_snprintf(pos, end - pos, "flags=");
4124                 if (os_snprintf_error(end - pos, ret))
4125                         return 0;
4126                 pos += ret;
4127
4128                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4129                 if (ie)
4130                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4131                                                     2 + ie[1]);
4132                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4133                 if (ie2)
4134                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4135                                                     2 + ie2[1]);
4136                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4137                 if (osen_ie)
4138                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4139                                                     osen_ie, 2 + osen_ie[1]);
4140                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4141                 if (!ie && !ie2 && !osen_ie &&
4142                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4143                         ret = os_snprintf(pos, end - pos, "[WEP]");
4144                         if (os_snprintf_error(end - pos, ret))
4145                                 return 0;
4146                         pos += ret;
4147                 }
4148                 if (bss_is_dmg(bss)) {
4149                         const char *s;
4150                         ret = os_snprintf(pos, end - pos, "[DMG]");
4151                         if (os_snprintf_error(end - pos, ret))
4152                                 return 0;
4153                         pos += ret;
4154                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4155                         case IEEE80211_CAP_DMG_IBSS:
4156                                 s = "[IBSS]";
4157                                 break;
4158                         case IEEE80211_CAP_DMG_AP:
4159                                 s = "[ESS]";
4160                                 break;
4161                         case IEEE80211_CAP_DMG_PBSS:
4162                                 s = "[PBSS]";
4163                                 break;
4164                         default:
4165                                 s = "";
4166                                 break;
4167                         }
4168                         ret = os_snprintf(pos, end - pos, "%s", s);
4169                         if (os_snprintf_error(end - pos, ret))
4170                                 return 0;
4171                         pos += ret;
4172                 } else {
4173                         if (bss->caps & IEEE80211_CAP_IBSS) {
4174                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4175                                 if (os_snprintf_error(end - pos, ret))
4176                                         return 0;
4177                                 pos += ret;
4178                         }
4179                         if (bss->caps & IEEE80211_CAP_ESS) {
4180                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4181                                 if (os_snprintf_error(end - pos, ret))
4182                                         return 0;
4183                                 pos += ret;
4184                         }
4185                 }
4186                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4187                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4188                         ret = os_snprintf(pos, end - pos, "[P2P]");
4189                         if (os_snprintf_error(end - pos, ret))
4190                                 return 0;
4191                         pos += ret;
4192                 }
4193 #ifdef CONFIG_HS20
4194                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4195                         ret = os_snprintf(pos, end - pos, "[HS20]");
4196                         if (os_snprintf_error(end - pos, ret))
4197                                 return 0;
4198                         pos += ret;
4199                 }
4200 #endif /* CONFIG_HS20 */
4201
4202                 ret = os_snprintf(pos, end - pos, "\n");
4203                 if (os_snprintf_error(end - pos, ret))
4204                         return 0;
4205                 pos += ret;
4206         }
4207
4208         if (mask & WPA_BSS_MASK_SSID) {
4209                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4210                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4211                 if (os_snprintf_error(end - pos, ret))
4212                         return 0;
4213                 pos += ret;
4214         }
4215
4216 #ifdef CONFIG_WPS
4217         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4218                 ie = (const u8 *) (bss + 1);
4219                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4220                 if (ret >= end - pos)
4221                         return 0;
4222                 if (ret > 0)
4223                         pos += ret;
4224         }
4225 #endif /* CONFIG_WPS */
4226
4227 #ifdef CONFIG_P2P
4228         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4229                 ie = (const u8 *) (bss + 1);
4230                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4231                 if (ret < 0 || ret >= end - pos)
4232                         return 0;
4233                 pos += ret;
4234         }
4235 #endif /* CONFIG_P2P */
4236
4237 #ifdef CONFIG_WIFI_DISPLAY
4238         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4239                 struct wpabuf *wfd;
4240                 ie = (const u8 *) (bss + 1);
4241                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4242                                                   WFD_IE_VENDOR_TYPE);
4243                 if (wfd) {
4244                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4245                         if (os_snprintf_error(end - pos, ret)) {
4246                                 wpabuf_free(wfd);
4247                                 return 0;
4248                         }
4249                         pos += ret;
4250
4251                         pos += wpa_snprintf_hex(pos, end - pos,
4252                                                 wpabuf_head(wfd),
4253                                                 wpabuf_len(wfd));
4254                         wpabuf_free(wfd);
4255
4256                         ret = os_snprintf(pos, end - pos, "\n");
4257                         if (os_snprintf_error(end - pos, ret))
4258                                 return 0;
4259                         pos += ret;
4260                 }
4261         }
4262 #endif /* CONFIG_WIFI_DISPLAY */
4263
4264 #ifdef CONFIG_INTERWORKING
4265         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4266                 struct wpa_bss_anqp *anqp = bss->anqp;
4267                 struct wpa_bss_anqp_elem *elem;
4268
4269                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4270                                    anqp->capability_list);
4271                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4272                                    anqp->venue_name);
4273                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4274                                    anqp->network_auth_type);
4275                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4276                                    anqp->roaming_consortium);
4277                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4278                                    anqp->ip_addr_type_availability);
4279                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4280                                    anqp->nai_realm);
4281                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4282                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4283                                    anqp->domain_name);
4284 #ifdef CONFIG_HS20
4285                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4286                                    anqp->hs20_capability_list);
4287                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4288                                    anqp->hs20_operator_friendly_name);
4289                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4290                                    anqp->hs20_wan_metrics);
4291                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4292                                    anqp->hs20_connection_capability);
4293                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4294                                    anqp->hs20_operating_class);
4295                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4296                                    anqp->hs20_osu_providers_list);
4297 #endif /* CONFIG_HS20 */
4298
4299                 dl_list_for_each(elem, &anqp->anqp_elems,
4300                                  struct wpa_bss_anqp_elem, list) {
4301                         char title[20];
4302
4303                         os_snprintf(title, sizeof(title), "anqp[%u]",
4304                                     elem->infoid);
4305                         pos = anqp_add_hex(pos, end, title, elem->payload);
4306                 }
4307         }
4308 #endif /* CONFIG_INTERWORKING */
4309
4310 #ifdef CONFIG_MESH
4311         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4312                 ie = (const u8 *) (bss + 1);
4313                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4314                 if (ret < 0 || ret >= end - pos)
4315                         return 0;
4316                 pos += ret;
4317         }
4318 #endif /* CONFIG_MESH */
4319
4320         if (mask & WPA_BSS_MASK_SNR) {
4321                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4322                 if (os_snprintf_error(end - pos, ret))
4323                         return 0;
4324                 pos += ret;
4325         }
4326
4327         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4328                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4329                                   bss->est_throughput);
4330                 if (os_snprintf_error(end - pos, ret))
4331                         return 0;
4332                 pos += ret;
4333         }
4334
4335 #ifdef CONFIG_FST
4336         if (mask & WPA_BSS_MASK_FST) {
4337                 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4338                 if (ret < 0 || ret >= end - pos)
4339                         return 0;
4340                 pos += ret;
4341         }
4342 #endif /* CONFIG_FST */
4343
4344         if (mask & WPA_BSS_MASK_DELIM) {
4345                 ret = os_snprintf(pos, end - pos, "====\n");
4346                 if (os_snprintf_error(end - pos, ret))
4347                         return 0;
4348                 pos += ret;
4349         }
4350
4351         return pos - buf;
4352 }
4353
4354
4355 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4356                                          const char *cmd, char *buf,
4357                                          size_t buflen)
4358 {
4359         u8 bssid[ETH_ALEN];
4360         size_t i;
4361         struct wpa_bss *bss;
4362         struct wpa_bss *bsslast = NULL;
4363         struct dl_list *next;
4364         int ret = 0;
4365         int len;
4366         char *ctmp, *end = buf + buflen;
4367         unsigned long mask = WPA_BSS_MASK_ALL;
4368
4369         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4370                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4371                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4372                                             list_id);
4373                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4374                                                list_id);
4375                 } else { /* N1-N2 */
4376                         unsigned int id1, id2;
4377
4378                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4379                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4380                                            "format");
4381                                 return 0;
4382                         }
4383
4384                         if (*(cmd + 6) == '-')
4385                                 id1 = 0;
4386                         else
4387                                 id1 = atoi(cmd + 6);
4388                         ctmp++;
4389                         if (*ctmp >= '0' && *ctmp <= '9')
4390                                 id2 = atoi(ctmp);
4391                         else
4392                                 id2 = (unsigned int) -1;
4393                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4394                         if (id2 == (unsigned int) -1)
4395                                 bsslast = dl_list_last(&wpa_s->bss_id,
4396                                                        struct wpa_bss,
4397                                                        list_id);
4398                         else {
4399                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4400                                 if (bsslast == NULL && bss && id2 > id1) {
4401                                         struct wpa_bss *tmp = bss;
4402                                         for (;;) {
4403                                                 next = tmp->list_id.next;
4404                                                 if (next == &wpa_s->bss_id)
4405                                                         break;
4406                                                 tmp = dl_list_entry(
4407                                                         next, struct wpa_bss,
4408                                                         list_id);
4409                                                 if (tmp->id > id2)
4410                                                         break;
4411                                                 bsslast = tmp;
4412                                         }
4413                                 }
4414                         }
4415                 }
4416         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4417                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4418         else if (os_strncmp(cmd, "LAST", 4) == 0)
4419                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4420         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4421                 i = atoi(cmd + 3);
4422                 bss = wpa_bss_get_id(wpa_s, i);
4423         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4424                 i = atoi(cmd + 5);
4425                 bss = wpa_bss_get_id(wpa_s, i);
4426                 if (bss) {
4427                         next = bss->list_id.next;
4428                         if (next == &wpa_s->bss_id)
4429                                 bss = NULL;
4430                         else
4431                                 bss = dl_list_entry(next, struct wpa_bss,
4432                                                     list_id);
4433                 }
4434 #ifdef CONFIG_P2P
4435         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4436                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4437                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4438                 else
4439                         bss = NULL;
4440 #endif /* CONFIG_P2P */
4441         } else if (hwaddr_aton(cmd, bssid) == 0)
4442                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4443         else {
4444                 struct wpa_bss *tmp;
4445                 i = atoi(cmd);
4446                 bss = NULL;
4447                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4448                 {
4449                         if (i-- == 0) {
4450                                 bss = tmp;
4451                                 break;
4452                         }
4453                 }
4454         }
4455
4456         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4457                 mask = strtoul(ctmp + 5, NULL, 0x10);
4458                 if (mask == 0)
4459                         mask = WPA_BSS_MASK_ALL;
4460         }
4461
4462         if (bss == NULL)
4463                 return 0;
4464
4465         if (bsslast == NULL)
4466                 bsslast = bss;
4467         do {
4468                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4469                 ret += len;
4470                 buf += len;
4471                 buflen -= len;
4472                 if (bss == bsslast) {
4473                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4474                             (bss == dl_list_last(&wpa_s->bss_id,
4475                                                  struct wpa_bss, list_id))) {
4476                                 int res;
4477
4478                                 res = os_snprintf(buf - 5, end - buf + 5,
4479                                                   "####\n");
4480                                 if (os_snprintf_error(end - buf + 5, res)) {
4481                                         wpa_printf(MSG_DEBUG,
4482                                                    "Could not add end delim");
4483                                 }
4484                         }
4485                         break;
4486                 }
4487                 next = bss->list_id.next;
4488                 if (next == &wpa_s->bss_id)
4489                         break;
4490                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4491         } while (bss && len);
4492
4493         return ret;
4494 }
4495
4496
4497 static int wpa_supplicant_ctrl_iface_ap_scan(
4498         struct wpa_supplicant *wpa_s, char *cmd)
4499 {
4500         int ap_scan = atoi(cmd);
4501         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4502 }
4503
4504
4505 static int wpa_supplicant_ctrl_iface_scan_interval(
4506         struct wpa_supplicant *wpa_s, char *cmd)
4507 {
4508         int scan_int = atoi(cmd);
4509         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4510 }
4511
4512
4513 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4514         struct wpa_supplicant *wpa_s, char *cmd)
4515 {
4516         int expire_age = atoi(cmd);
4517         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4518 }
4519
4520
4521 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4522         struct wpa_supplicant *wpa_s, char *cmd)
4523 {
4524         int expire_count = atoi(cmd);
4525         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4526 }
4527
4528
4529 static void wpa_supplicant_ctrl_iface_bss_flush(
4530         struct wpa_supplicant *wpa_s, char *cmd)
4531 {
4532         int flush_age = atoi(cmd);
4533
4534         if (flush_age == 0)
4535                 wpa_bss_flush(wpa_s);
4536         else
4537                 wpa_bss_flush_by_age(wpa_s, flush_age);
4538 }
4539
4540
4541 #ifdef CONFIG_TESTING_OPTIONS
4542 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4543 {
4544         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4545         /* MLME-DELETEKEYS.request */
4546         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4547         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4548         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4549         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4550 #ifdef CONFIG_IEEE80211W
4551         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4552         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4553 #endif /* CONFIG_IEEE80211W */
4554
4555         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4556                         0);
4557         /* MLME-SETPROTECTION.request(None) */
4558         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4559                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4560                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4561         wpa_sm_drop_sa(wpa_s->wpa);
4562 }
4563 #endif /* CONFIG_TESTING_OPTIONS */
4564
4565
4566 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4567                                           char *addr)
4568 {
4569 #ifdef CONFIG_NO_SCAN_PROCESSING
4570         return -1;
4571 #else /* CONFIG_NO_SCAN_PROCESSING */
4572         u8 bssid[ETH_ALEN];
4573         struct wpa_bss *bss;
4574         struct wpa_ssid *ssid = wpa_s->current_ssid;
4575
4576         if (hwaddr_aton(addr, bssid)) {
4577                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4578                            "address '%s'", addr);
4579                 return -1;
4580         }
4581
4582         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4583
4584         if (!ssid) {
4585                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4586                            "configuration known for the target AP");
4587                 return -1;
4588         }
4589
4590         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4591         if (!bss) {
4592                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4593                            "from BSS table");
4594                 return -1;
4595         }
4596
4597         /*
4598          * TODO: Find best network configuration block from configuration to
4599          * allow roaming to other networks
4600          */
4601
4602         wpa_s->reassociate = 1;
4603         wpa_supplicant_connect(wpa_s, bss, ssid);
4604
4605         return 0;
4606 #endif /* CONFIG_NO_SCAN_PROCESSING */
4607 }
4608
4609
4610 #ifdef CONFIG_P2P
4611 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4612 {
4613         unsigned int timeout = atoi(cmd);
4614         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4615         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4616         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4617         char *pos;
4618         unsigned int search_delay;
4619         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4620         u8 seek_count = 0;
4621         int freq = 0;
4622
4623         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4624                 wpa_dbg(wpa_s, MSG_INFO,
4625                         "Reject P2P_FIND since interface is disabled");
4626                 return -1;
4627         }
4628         if (os_strstr(cmd, "type=social"))
4629                 type = P2P_FIND_ONLY_SOCIAL;
4630         else if (os_strstr(cmd, "type=progressive"))
4631                 type = P2P_FIND_PROGRESSIVE;
4632
4633         pos = os_strstr(cmd, "dev_id=");
4634         if (pos) {
4635                 pos += 7;
4636                 if (hwaddr_aton(pos, dev_id))
4637                         return -1;
4638                 _dev_id = dev_id;
4639         }
4640
4641         pos = os_strstr(cmd, "dev_type=");
4642         if (pos) {
4643                 pos += 9;
4644                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4645                         return -1;
4646                 _dev_type = dev_type;
4647         }
4648
4649         pos = os_strstr(cmd, "delay=");
4650         if (pos) {
4651                 pos += 6;
4652                 search_delay = atoi(pos);
4653         } else
4654                 search_delay = wpas_p2p_search_delay(wpa_s);
4655
4656         pos = os_strstr(cmd, "freq=");
4657         if (pos) {
4658                 pos += 5;
4659                 freq = atoi(pos);
4660                 if (freq <= 0)
4661                         return -1;
4662         }
4663
4664         /* Must be searched for last, because it adds nul termination */
4665         pos = os_strstr(cmd, " seek=");
4666         if (pos)
4667                 pos += 6;
4668         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4669                 char *term;
4670
4671                 _seek[seek_count++] = pos;
4672                 seek = _seek;
4673                 term = os_strchr(pos, ' ');
4674                 if (!term)
4675                         break;
4676                 *term = '\0';
4677                 pos = os_strstr(term + 1, "seek=");
4678                 if (pos)
4679                         pos += 5;
4680         }
4681         if (seek_count > P2P_MAX_QUERY_HASH) {
4682                 seek[0] = NULL;
4683                 seek_count = 1;
4684         }
4685
4686         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4687                              _dev_id, search_delay, seek_count, seek, freq);
4688 }
4689
4690
4691 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4692 {
4693         const char *last = NULL;
4694         const char *token;
4695         long int token_len;
4696         unsigned int i;
4697
4698         /* Expected predefined CPT names delimited by ':' */
4699         for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4700                 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4701                         wpa_printf(MSG_ERROR,
4702                                    "P2PS: CPT name list is too long, expected up to %d names",
4703                                    P2PS_FEATURE_CAPAB_CPT_MAX);
4704                         cpt[0] = 0;
4705                         return -1;
4706                 }
4707
4708                 token_len = last - token;
4709
4710                 if (token_len  == 3 &&
4711                     os_memcmp(token, "UDP", token_len) == 0) {
4712                         cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4713                 } else if (token_len == 3 &&
4714                            os_memcmp(token, "MAC", token_len) == 0) {
4715                         cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4716                 } else {
4717                         wpa_printf(MSG_ERROR,
4718                                    "P2PS: Unsupported CPT name '%s'", token);
4719                         cpt[0] = 0;
4720                         return -1;
4721                 }
4722
4723                 if (isblank((unsigned char) *last)) {
4724                         i++;
4725                         break;
4726                 }
4727         }
4728         cpt[i] = 0;
4729         return 0;
4730 }
4731
4732
4733 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4734 {
4735         struct p2ps_provision *p2ps_prov;
4736         char *pos;
4737         size_t info_len = 0;
4738         char *info = NULL;
4739         u8 role = P2PS_SETUP_NONE;
4740         long long unsigned val;
4741         int i;
4742
4743         pos = os_strstr(cmd, "info=");
4744         if (pos) {
4745                 pos += 5;
4746                 info_len = os_strlen(pos);
4747
4748                 if (info_len) {
4749                         info = os_malloc(info_len + 1);
4750                         if (info) {
4751                                 info_len = utf8_unescape(pos, info_len,
4752                                                          info, info_len + 1);
4753                         } else
4754                                 info_len = 0;
4755                 }
4756         }
4757
4758         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4759         if (p2ps_prov == NULL) {
4760                 os_free(info);
4761                 return NULL;
4762         }
4763
4764         if (info) {
4765                 os_memcpy(p2ps_prov->info, info, info_len);
4766                 p2ps_prov->info[info_len] = '\0';
4767                 os_free(info);
4768         }
4769
4770         pos = os_strstr(cmd, "status=");
4771         if (pos)
4772                 p2ps_prov->status = atoi(pos + 7);
4773         else
4774                 p2ps_prov->status = -1;
4775
4776         pos = os_strstr(cmd, "adv_id=");
4777         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4778                 goto invalid_args;
4779         p2ps_prov->adv_id = val;
4780
4781         pos = os_strstr(cmd, "method=");
4782         if (pos)
4783                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4784         else
4785                 p2ps_prov->method = 0;
4786
4787         pos = os_strstr(cmd, "session=");
4788         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4789                 goto invalid_args;
4790         p2ps_prov->session_id = val;
4791
4792         pos = os_strstr(cmd, "adv_mac=");
4793         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4794                 goto invalid_args;
4795
4796         pos = os_strstr(cmd, "session_mac=");
4797         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4798                 goto invalid_args;
4799
4800         pos = os_strstr(cmd, "cpt=");
4801         if (pos) {
4802                 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4803                                                  p2ps_prov->cpt_priority))
4804                         goto invalid_args;
4805         } else {
4806                 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4807         }
4808
4809         for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4810                 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4811
4812         /* force conncap with tstCap (no sanity checks) */
4813         pos = os_strstr(cmd, "tstCap=");
4814         if (pos) {
4815                 role = strtol(pos + 7, NULL, 16);
4816         } else {
4817                 pos = os_strstr(cmd, "role=");
4818                 if (pos) {
4819                         role = strtol(pos + 5, NULL, 16);
4820                         if (role != P2PS_SETUP_CLIENT &&
4821                             role != P2PS_SETUP_GROUP_OWNER)
4822                                 role = P2PS_SETUP_NONE;
4823                 }
4824         }
4825         p2ps_prov->role = role;
4826
4827         return p2ps_prov;
4828
4829 invalid_args:
4830         os_free(p2ps_prov);
4831         return NULL;
4832 }
4833
4834
4835 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4836 {
4837         u8 addr[ETH_ALEN];
4838         struct p2ps_provision *p2ps_prov;
4839         char *pos;
4840
4841         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4842
4843         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4844
4845         if (hwaddr_aton(cmd, addr))
4846                 return -1;
4847
4848         pos = cmd + 17;
4849         if (*pos != ' ')
4850                 return -1;
4851
4852         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4853         if (!p2ps_prov)
4854                 return -1;
4855
4856         if (p2ps_prov->status < 0) {
4857                 os_free(p2ps_prov);
4858                 return -1;
4859         }
4860
4861         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4862                                   p2ps_prov);
4863 }
4864
4865
4866 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4867 {
4868         u8 addr[ETH_ALEN];
4869         struct p2ps_provision *p2ps_prov;
4870         char *pos;
4871
4872         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4873          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4874          */
4875
4876         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4877         if (hwaddr_aton(cmd, addr))
4878                 return -1;
4879
4880         pos = cmd + 17;
4881         if (*pos != ' ')
4882                 return -1;
4883
4884         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4885         if (!p2ps_prov)
4886                 return -1;
4887
4888         p2ps_prov->pd_seeker = 1;
4889
4890         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4891                                   p2ps_prov);
4892 }
4893
4894
4895 static int parse_freq(int chwidth, int freq2)
4896 {
4897         if (freq2 < 0)
4898                 return -1;
4899         if (freq2)
4900                 return VHT_CHANWIDTH_80P80MHZ;
4901
4902         switch (chwidth) {
4903         case 0:
4904         case 20:
4905         case 40:
4906                 return VHT_CHANWIDTH_USE_HT;
4907         case 80:
4908                 return VHT_CHANWIDTH_80MHZ;
4909         case 160:
4910                 return VHT_CHANWIDTH_160MHZ;
4911         default:
4912                 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4913                            chwidth);
4914                 return -1;
4915         }
4916 }
4917
4918
4919 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4920                             char *buf, size_t buflen)
4921 {
4922         u8 addr[ETH_ALEN];
4923         char *pos, *pos2;
4924         char *pin = NULL;
4925         enum p2p_wps_method wps_method;
4926         int new_pin;
4927         int ret;
4928         int persistent_group, persistent_id = -1;
4929         int join;
4930         int auth;
4931         int automatic;
4932         int go_intent = -1;
4933         int freq = 0;
4934         int pd;
4935         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
4936         u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
4937         size_t group_ssid_len = 0;
4938
4939         if (!wpa_s->global->p2p_init_wpa_s)
4940                 return -1;
4941         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4942                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4943                         wpa_s->global->p2p_init_wpa_s->ifname);
4944                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4945         }
4946
4947         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4948          * [persistent|persistent=<network id>]
4949          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4950          * [ht40] [vht] [auto] [ssid=<hexdump>] */
4951
4952         if (hwaddr_aton(cmd, addr))
4953                 return -1;
4954
4955         pos = cmd + 17;
4956         if (*pos != ' ')
4957                 return -1;
4958         pos++;
4959
4960         persistent_group = os_strstr(pos, " persistent") != NULL;
4961         pos2 = os_strstr(pos, " persistent=");
4962         if (pos2) {
4963                 struct wpa_ssid *ssid;
4964                 persistent_id = atoi(pos2 + 12);
4965                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4966                 if (ssid == NULL || ssid->disabled != 2 ||
4967                     ssid->mode != WPAS_MODE_P2P_GO) {
4968                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4969                                    "SSID id=%d for persistent P2P group (GO)",
4970                                    persistent_id);
4971                         return -1;
4972                 }
4973         }
4974         join = os_strstr(pos, " join") != NULL;
4975         auth = os_strstr(pos, " auth") != NULL;
4976         automatic = os_strstr(pos, " auto") != NULL;
4977         pd = os_strstr(pos, " provdisc") != NULL;
4978         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4979         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4980                 vht;
4981
4982         pos2 = os_strstr(pos, " go_intent=");
4983         if (pos2) {
4984                 pos2 += 11;
4985                 go_intent = atoi(pos2);
4986                 if (go_intent < 0 || go_intent > 15)
4987                         return -1;
4988         }
4989
4990         pos2 = os_strstr(pos, " freq=");
4991         if (pos2) {
4992                 pos2 += 6;
4993                 freq = atoi(pos2);
4994                 if (freq <= 0)
4995                         return -1;
4996         }
4997
4998         pos2 = os_strstr(pos, " freq2=");
4999         if (pos2)
5000                 freq2 = atoi(pos2 + 7);
5001
5002         pos2 = os_strstr(pos, " max_oper_chwidth=");
5003         if (pos2)
5004                 chwidth = atoi(pos2 + 18);
5005
5006         max_oper_chwidth = parse_freq(chwidth, freq2);
5007         if (max_oper_chwidth < 0)
5008                 return -1;
5009
5010         pos2 = os_strstr(pos, " ssid=");
5011         if (pos2) {
5012                 char *end;
5013
5014                 pos2 += 6;
5015                 end = os_strchr(pos2, ' ');
5016                 if (!end)
5017                         group_ssid_len = os_strlen(pos2) / 2;
5018                 else
5019                         group_ssid_len = (end - pos2) / 2;
5020                 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5021                     hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5022                         return -1;
5023                 group_ssid = _group_ssid;
5024         }
5025
5026         if (os_strncmp(pos, "pin", 3) == 0) {
5027                 /* Request random PIN (to be displayed) and enable the PIN */
5028                 wps_method = WPS_PIN_DISPLAY;
5029         } else if (os_strncmp(pos, "pbc", 3) == 0) {
5030                 wps_method = WPS_PBC;
5031         } else {
5032                 pin = pos;
5033                 pos = os_strchr(pin, ' ');
5034                 wps_method = WPS_PIN_KEYPAD;
5035                 if (pos) {
5036                         *pos++ = '\0';
5037                         if (os_strncmp(pos, "display", 7) == 0)
5038                                 wps_method = WPS_PIN_DISPLAY;
5039                         else if (os_strncmp(pos, "p2ps", 4) == 0)
5040                                 wps_method = WPS_P2PS;
5041                 }
5042                 if (!wps_pin_str_valid(pin)) {
5043                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5044                         return 17;
5045                 }
5046         }
5047
5048         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5049                                    persistent_group, automatic, join,
5050                                    auth, go_intent, freq, freq2, persistent_id,
5051                                    pd, ht40, vht, max_oper_chwidth,
5052                                    group_ssid, group_ssid_len);
5053         if (new_pin == -2) {
5054                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5055                 return 25;
5056         }
5057         if (new_pin == -3) {
5058                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5059                 return 25;
5060         }
5061         if (new_pin < 0)
5062                 return -1;
5063         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5064                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5065                 if (os_snprintf_error(buflen, ret))
5066                         return -1;
5067                 return ret;
5068         }
5069
5070         os_memcpy(buf, "OK\n", 3);
5071         return 3;
5072 }
5073
5074
5075 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5076 {
5077         unsigned int timeout = atoi(cmd);
5078         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5079                 wpa_dbg(wpa_s, MSG_INFO,
5080                         "Reject P2P_LISTEN since interface is disabled");
5081                 return -1;
5082         }
5083         return wpas_p2p_listen(wpa_s, timeout);
5084 }
5085
5086
5087 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5088 {
5089         u8 addr[ETH_ALEN];
5090         char *pos;
5091         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5092
5093         /* <addr> <config method> [join|auto] */
5094
5095         if (hwaddr_aton(cmd, addr))
5096                 return -1;
5097
5098         pos = cmd + 17;
5099         if (*pos != ' ')
5100                 return -1;
5101         pos++;
5102
5103         if (os_strstr(pos, " join") != NULL)
5104                 use = WPAS_P2P_PD_FOR_JOIN;
5105         else if (os_strstr(pos, " auto") != NULL)
5106                 use = WPAS_P2P_PD_AUTO;
5107
5108         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5109 }
5110
5111
5112 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5113                               size_t buflen)
5114 {
5115         struct wpa_ssid *ssid = wpa_s->current_ssid;
5116
5117         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5118             ssid->passphrase == NULL)
5119                 return -1;
5120
5121         os_strlcpy(buf, ssid->passphrase, buflen);
5122         return os_strlen(buf);
5123 }
5124
5125
5126 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5127                                   char *buf, size_t buflen)
5128 {
5129         u64 ref;
5130         int res;
5131         u8 dst_buf[ETH_ALEN], *dst;
5132         struct wpabuf *tlvs;
5133         char *pos;
5134         size_t len;
5135
5136         if (hwaddr_aton(cmd, dst_buf))
5137                 return -1;
5138         dst = dst_buf;
5139         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5140             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5141                 dst = NULL;
5142         pos = cmd + 17;
5143         if (*pos != ' ')
5144                 return -1;
5145         pos++;
5146
5147         if (os_strncmp(pos, "upnp ", 5) == 0) {
5148                 u8 version;
5149                 pos += 5;
5150                 if (hexstr2bin(pos, &version, 1) < 0)
5151                         return -1;
5152                 pos += 2;
5153                 if (*pos != ' ')
5154                         return -1;
5155                 pos++;
5156                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5157 #ifdef CONFIG_WIFI_DISPLAY
5158         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5159                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5160 #endif /* CONFIG_WIFI_DISPLAY */
5161         } else if (os_strncmp(pos, "asp ", 4) == 0) {
5162                 char *svc_str;
5163                 char *svc_info = NULL;
5164                 u32 id;
5165
5166                 pos += 4;
5167                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5168                         return -1;
5169
5170                 pos = os_strchr(pos, ' ');
5171                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5172                         return -1;
5173
5174                 svc_str = pos + 1;
5175
5176                 pos = os_strchr(svc_str, ' ');
5177
5178                 if (pos)
5179                         *pos++ = '\0';
5180
5181                 /* All remaining data is the svc_info string */
5182                 if (pos && pos[0] && pos[0] != ' ') {
5183                         len = os_strlen(pos);
5184
5185                         /* Unescape in place */
5186                         len = utf8_unescape(pos, len, pos, len);
5187                         if (len > 0xff)
5188                                 return -1;
5189
5190                         svc_info = pos;
5191                 }
5192
5193                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5194                                               svc_str, svc_info);
5195         } else {
5196                 len = os_strlen(pos);
5197                 if (len & 1)
5198                         return -1;
5199                 len /= 2;
5200                 tlvs = wpabuf_alloc(len);
5201                 if (tlvs == NULL)
5202                         return -1;
5203                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5204                         wpabuf_free(tlvs);
5205                         return -1;
5206                 }
5207
5208                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5209                 wpabuf_free(tlvs);
5210         }
5211         if (ref == 0)
5212                 return -1;
5213         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5214         if (os_snprintf_error(buflen, res))
5215                 return -1;
5216         return res;
5217 }
5218
5219
5220 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5221                                          char *cmd)
5222 {
5223         long long unsigned val;
5224         u64 req;
5225         if (sscanf(cmd, "%llx", &val) != 1)
5226                 return -1;
5227         req = val;
5228         return wpas_p2p_sd_cancel_request(wpa_s, req);
5229 }
5230
5231
5232 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5233 {
5234         int freq;
5235         u8 dst[ETH_ALEN];
5236         u8 dialog_token;
5237         struct wpabuf *resp_tlvs;
5238         char *pos, *pos2;
5239         size_t len;
5240
5241         pos = os_strchr(cmd, ' ');
5242         if (pos == NULL)
5243                 return -1;
5244         *pos++ = '\0';
5245         freq = atoi(cmd);
5246         if (freq == 0)
5247                 return -1;
5248
5249         if (hwaddr_aton(pos, dst))
5250                 return -1;
5251         pos += 17;
5252         if (*pos != ' ')
5253                 return -1;
5254         pos++;
5255
5256         pos2 = os_strchr(pos, ' ');
5257         if (pos2 == NULL)
5258                 return -1;
5259         *pos2++ = '\0';
5260         dialog_token = atoi(pos);
5261
5262         len = os_strlen(pos2);
5263         if (len & 1)
5264                 return -1;
5265         len /= 2;
5266         resp_tlvs = wpabuf_alloc(len);
5267         if (resp_tlvs == NULL)
5268                 return -1;
5269         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5270                 wpabuf_free(resp_tlvs);
5271                 return -1;
5272         }
5273
5274         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5275         wpabuf_free(resp_tlvs);
5276         return 0;
5277 }
5278
5279
5280 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5281                                        char *cmd)
5282 {
5283         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5284                 return -1;
5285         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5286         return 0;
5287 }
5288
5289
5290 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5291                                         char *cmd)
5292 {
5293         char *pos;
5294         size_t len;
5295         struct wpabuf *query, *resp;
5296
5297         pos = os_strchr(cmd, ' ');
5298         if (pos == NULL)
5299                 return -1;
5300         *pos++ = '\0';
5301
5302         len = os_strlen(cmd);
5303         if (len & 1)
5304                 return -1;
5305         len /= 2;
5306         query = wpabuf_alloc(len);
5307         if (query == NULL)
5308                 return -1;
5309         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5310                 wpabuf_free(query);
5311                 return -1;
5312         }
5313
5314         len = os_strlen(pos);
5315         if (len & 1) {
5316                 wpabuf_free(query);
5317                 return -1;
5318         }
5319         len /= 2;
5320         resp = wpabuf_alloc(len);
5321         if (resp == NULL) {
5322                 wpabuf_free(query);
5323                 return -1;
5324         }
5325         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5326                 wpabuf_free(query);
5327                 wpabuf_free(resp);
5328                 return -1;
5329         }
5330
5331         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5332                 wpabuf_free(query);
5333                 wpabuf_free(resp);
5334                 return -1;
5335         }
5336         return 0;
5337 }
5338
5339
5340 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5341 {
5342         char *pos;
5343         u8 version;
5344
5345         pos = os_strchr(cmd, ' ');
5346         if (pos == NULL)
5347                 return -1;
5348         *pos++ = '\0';
5349
5350         if (hexstr2bin(cmd, &version, 1) < 0)
5351                 return -1;
5352
5353         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5354 }
5355
5356
5357 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5358                                     u8 replace, char *cmd)
5359 {
5360         char *pos;
5361         char *adv_str;
5362         u32 auto_accept, adv_id, svc_state, config_methods;
5363         char *svc_info = NULL;
5364         char *cpt_prio_str;
5365         u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5366
5367         pos = os_strchr(cmd, ' ');
5368         if (pos == NULL)
5369                 return -1;
5370         *pos++ = '\0';
5371
5372         /* Auto-Accept value is mandatory, and must be one of the
5373          * single values (0, 1, 2, 4) */
5374         auto_accept = atoi(cmd);
5375         switch (auto_accept) {
5376         case P2PS_SETUP_NONE: /* No auto-accept */
5377         case P2PS_SETUP_NEW:
5378         case P2PS_SETUP_CLIENT:
5379         case P2PS_SETUP_GROUP_OWNER:
5380                 break;
5381         default:
5382                 return -1;
5383         }
5384
5385         /* Advertisement ID is mandatory */
5386         cmd = pos;
5387         pos = os_strchr(cmd, ' ');
5388         if (pos == NULL)
5389                 return -1;
5390         *pos++ = '\0';
5391
5392         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5393         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5394                 return -1;
5395
5396         /* Only allow replacements if exist, and adds if not */
5397         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5398                 if (!replace)
5399                         return -1;
5400         } else {
5401                 if (replace)
5402                         return -1;
5403         }
5404
5405         /* svc_state between 0 - 0xff is mandatory */
5406         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5407                 return -1;
5408
5409         pos = os_strchr(pos, ' ');
5410         if (pos == NULL)
5411                 return -1;
5412
5413         /* config_methods is mandatory */
5414         pos++;
5415         if (sscanf(pos, "%x", &config_methods) != 1)
5416                 return -1;
5417
5418         if (!(config_methods &
5419               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5420                 return -1;
5421
5422         pos = os_strchr(pos, ' ');
5423         if (pos == NULL)
5424                 return -1;
5425
5426         pos++;
5427         adv_str = pos;
5428
5429         /* Advertisement string is mandatory */
5430         if (!pos[0] || pos[0] == ' ')
5431                 return -1;
5432
5433         /* Terminate svc string */
5434         pos = os_strchr(pos, ' ');
5435         if (pos != NULL)
5436                 *pos++ = '\0';
5437
5438         cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5439         if (cpt_prio_str) {
5440                 pos = os_strchr(pos, ' ');
5441                 if (pos != NULL)
5442                         *pos++ = '\0';
5443
5444                 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5445                         return -1;
5446         } else {
5447                 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5448                 cpt_prio[1] = 0;
5449         }
5450
5451         /* Service and Response Information are optional */
5452         if (pos && pos[0]) {
5453                 size_t len;
5454
5455                 /* Note the bare ' included, which cannot exist legally
5456                  * in unescaped string. */
5457                 svc_info = os_strstr(pos, "svc_info='");
5458
5459                 if (svc_info) {
5460                         svc_info += 9;
5461                         len = os_strlen(svc_info);
5462                         utf8_unescape(svc_info, len, svc_info, len);
5463                 }
5464         }
5465
5466         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5467                                         (u8) svc_state, (u16) config_methods,
5468                                         svc_info, cpt_prio);
5469 }
5470
5471
5472 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5473 {
5474         char *pos;
5475
5476         pos = os_strchr(cmd, ' ');
5477         if (pos == NULL)
5478                 return -1;
5479         *pos++ = '\0';
5480
5481         if (os_strcmp(cmd, "bonjour") == 0)
5482                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5483         if (os_strcmp(cmd, "upnp") == 0)
5484                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5485         if (os_strcmp(cmd, "asp") == 0)
5486                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5487         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5488         return -1;
5489 }
5490
5491
5492 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5493                                         char *cmd)
5494 {
5495         size_t len;
5496         struct wpabuf *query;
5497         int ret;
5498
5499         len = os_strlen(cmd);
5500         if (len & 1)
5501                 return -1;
5502         len /= 2;
5503         query = wpabuf_alloc(len);
5504         if (query == NULL)
5505                 return -1;
5506         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5507                 wpabuf_free(query);
5508                 return -1;
5509         }
5510
5511         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5512         wpabuf_free(query);
5513         return ret;
5514 }
5515
5516
5517 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5518 {
5519         char *pos;
5520         u8 version;
5521
5522         pos = os_strchr(cmd, ' ');
5523         if (pos == NULL)
5524                 return -1;
5525         *pos++ = '\0';
5526
5527         if (hexstr2bin(cmd, &version, 1) < 0)
5528                 return -1;
5529
5530         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5531 }
5532
5533
5534 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5535 {
5536         u32 adv_id;
5537
5538         if (os_strcmp(cmd, "all") == 0) {
5539                 wpas_p2p_service_flush_asp(wpa_s);
5540                 return 0;
5541         }
5542
5543         if (sscanf(cmd, "%x", &adv_id) != 1)
5544                 return -1;
5545
5546         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5547 }
5548
5549
5550 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5551 {
5552         char *pos;
5553
5554         pos = os_strchr(cmd, ' ');
5555         if (pos == NULL)
5556                 return -1;
5557         *pos++ = '\0';
5558
5559         if (os_strcmp(cmd, "bonjour") == 0)
5560                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5561         if (os_strcmp(cmd, "upnp") == 0)
5562                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5563         if (os_strcmp(cmd, "asp") == 0)
5564                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5565         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5566         return -1;
5567 }
5568
5569
5570 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5571 {
5572         char *pos;
5573
5574         pos = os_strchr(cmd, ' ');
5575         if (pos == NULL)
5576                 return -1;
5577         *pos++ = '\0';
5578
5579         if (os_strcmp(cmd, "asp") == 0)
5580                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5581
5582         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5583         return -1;
5584 }
5585
5586
5587 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5588 {
5589         u8 addr[ETH_ALEN];
5590
5591         /* <addr> */
5592
5593         if (hwaddr_aton(cmd, addr))
5594                 return -1;
5595
5596         return wpas_p2p_reject(wpa_s, addr);
5597 }
5598
5599
5600 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5601 {
5602         char *pos;
5603         int id;
5604         struct wpa_ssid *ssid;
5605         u8 *_peer = NULL, peer[ETH_ALEN];
5606         int freq = 0, pref_freq = 0;
5607         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5608
5609         id = atoi(cmd);
5610         pos = os_strstr(cmd, " peer=");
5611         if (pos) {
5612                 pos += 6;
5613                 if (hwaddr_aton(pos, peer))
5614                         return -1;
5615                 _peer = peer;
5616         }
5617         ssid = wpa_config_get_network(wpa_s->conf, id);
5618         if (ssid == NULL || ssid->disabled != 2) {
5619                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5620                            "for persistent P2P group",
5621                            id);
5622                 return -1;
5623         }
5624
5625         pos = os_strstr(cmd, " freq=");
5626         if (pos) {
5627                 pos += 6;
5628                 freq = atoi(pos);
5629                 if (freq <= 0)
5630                         return -1;
5631         }
5632
5633         pos = os_strstr(cmd, " pref=");
5634         if (pos) {
5635                 pos += 6;
5636                 pref_freq = atoi(pos);
5637                 if (pref_freq <= 0)
5638                         return -1;
5639         }
5640
5641         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5642         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5643                 vht;
5644
5645         pos = os_strstr(cmd, "freq2=");
5646         if (pos)
5647                 freq2 = atoi(pos + 6);
5648
5649         pos = os_strstr(cmd, " max_oper_chwidth=");
5650         if (pos)
5651                 chwidth = atoi(pos + 18);
5652
5653         max_oper_chwidth = parse_freq(chwidth, freq2);
5654         if (max_oper_chwidth < 0)
5655                 return -1;
5656
5657         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5658                                max_oper_chwidth, pref_freq);
5659 }
5660
5661
5662 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5663 {
5664         char *pos;
5665         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5666
5667         pos = os_strstr(cmd, " peer=");
5668         if (!pos)
5669                 return -1;
5670
5671         *pos = '\0';
5672         pos += 6;
5673         if (hwaddr_aton(pos, peer)) {
5674                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5675                 return -1;
5676         }
5677
5678         pos = os_strstr(pos, " go_dev_addr=");
5679         if (pos) {
5680                 pos += 13;
5681                 if (hwaddr_aton(pos, go_dev_addr)) {
5682                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5683                                    pos);
5684                         return -1;
5685                 }
5686                 go_dev = go_dev_addr;
5687         }
5688
5689         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5690 }
5691
5692
5693 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5694 {
5695         if (os_strncmp(cmd, "persistent=", 11) == 0)
5696                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5697         if (os_strncmp(cmd, "group=", 6) == 0)
5698                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5699
5700         return -1;
5701 }
5702
5703
5704 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5705                                          int id, int freq, int vht_center_freq2,
5706                                          int ht40, int vht, int vht_chwidth)
5707 {
5708         struct wpa_ssid *ssid;
5709
5710         ssid = wpa_config_get_network(wpa_s->conf, id);
5711         if (ssid == NULL || ssid->disabled != 2) {
5712                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5713                            "for persistent P2P group",
5714                            id);
5715                 return -1;
5716         }
5717
5718         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5719                                              vht_center_freq2, 0, ht40, vht,
5720                                              vht_chwidth, NULL, 0, 0);
5721 }
5722
5723
5724 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5725 {
5726         int freq = 0, persistent = 0, group_id = -1;
5727         int vht = wpa_s->conf->p2p_go_vht;
5728         int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5729         int max_oper_chwidth, chwidth = 0, freq2 = 0;
5730         char *token, *context = NULL;
5731
5732         while ((token = str_token(cmd, " ", &context))) {
5733                 if (sscanf(token, "freq=%d", &freq) == 1 ||
5734                     sscanf(token, "freq2=%d", &freq2) == 1 ||
5735                     sscanf(token, "persistent=%d", &group_id) == 1 ||
5736                     sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5737                         continue;
5738                 } else if (os_strcmp(token, "ht40") == 0) {
5739                         ht40 = 1;
5740                 } else if (os_strcmp(token, "vht") == 0) {
5741                         vht = 1;
5742                         ht40 = 1;
5743                 } else if (os_strcmp(token, "persistent") == 0) {
5744                         persistent = 1;
5745                 } else {
5746                         wpa_printf(MSG_DEBUG,
5747                                    "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5748                                    token);
5749                         return -1;
5750                 }
5751         }
5752
5753         max_oper_chwidth = parse_freq(chwidth, freq2);
5754         if (max_oper_chwidth < 0)
5755                 return -1;
5756
5757         if (group_id >= 0)
5758                 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5759                                                      freq, freq2, ht40, vht,
5760                                                      max_oper_chwidth);
5761
5762         return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5763                                   max_oper_chwidth);
5764 }
5765
5766
5767 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5768                          char *buf, size_t buflen)
5769 {
5770         u8 addr[ETH_ALEN], *addr_ptr;
5771         int next, res;
5772         const struct p2p_peer_info *info;
5773         char *pos, *end;
5774         char devtype[WPS_DEV_TYPE_BUFSIZE];
5775         struct wpa_ssid *ssid;
5776         size_t i;
5777
5778         if (!wpa_s->global->p2p)
5779                 return -1;
5780
5781         if (os_strcmp(cmd, "FIRST") == 0) {
5782                 addr_ptr = NULL;
5783                 next = 0;
5784         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5785                 if (hwaddr_aton(cmd + 5, addr) < 0)
5786                         return -1;
5787                 addr_ptr = addr;
5788                 next = 1;
5789         } else {
5790                 if (hwaddr_aton(cmd, addr) < 0)
5791                         return -1;
5792                 addr_ptr = addr;
5793                 next = 0;
5794         }
5795
5796         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5797         if (info == NULL)
5798                 return -1;
5799
5800         pos = buf;
5801         end = buf + buflen;
5802
5803         res = os_snprintf(pos, end - pos, MACSTR "\n"
5804                           "pri_dev_type=%s\n"
5805                           "device_name=%s\n"
5806                           "manufacturer=%s\n"
5807                           "model_name=%s\n"
5808                           "model_number=%s\n"
5809                           "serial_number=%s\n"
5810                           "config_methods=0x%x\n"
5811                           "dev_capab=0x%x\n"
5812                           "group_capab=0x%x\n"
5813                           "level=%d\n",
5814                           MAC2STR(info->p2p_device_addr),
5815                           wps_dev_type_bin2str(info->pri_dev_type,
5816                                                devtype, sizeof(devtype)),
5817                           info->device_name,
5818                           info->manufacturer,
5819                           info->model_name,
5820                           info->model_number,
5821                           info->serial_number,
5822                           info->config_methods,
5823                           info->dev_capab,
5824                           info->group_capab,
5825                           info->level);
5826         if (os_snprintf_error(end - pos, res))
5827                 return pos - buf;
5828         pos += res;
5829
5830         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5831         {
5832                 const u8 *t;
5833                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5834                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5835                                   wps_dev_type_bin2str(t, devtype,
5836                                                        sizeof(devtype)));
5837                 if (os_snprintf_error(end - pos, res))
5838                         return pos - buf;
5839                 pos += res;
5840         }
5841
5842         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5843         if (ssid) {
5844                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5845                 if (os_snprintf_error(end - pos, res))
5846                         return pos - buf;
5847                 pos += res;
5848         }
5849
5850         res = p2p_get_peer_info_txt(info, pos, end - pos);
5851         if (res < 0)
5852                 return pos - buf;
5853         pos += res;
5854
5855         if (info->vendor_elems) {
5856                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5857                 if (os_snprintf_error(end - pos, res))
5858                         return pos - buf;
5859                 pos += res;
5860
5861                 pos += wpa_snprintf_hex(pos, end - pos,
5862                                         wpabuf_head(info->vendor_elems),
5863                                         wpabuf_len(info->vendor_elems));
5864
5865                 res = os_snprintf(pos, end - pos, "\n");
5866                 if (os_snprintf_error(end - pos, res))
5867                         return pos - buf;
5868                 pos += res;
5869         }
5870
5871         return pos - buf;
5872 }
5873
5874
5875 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5876                                   const char *param)
5877 {
5878         unsigned int i;
5879
5880         if (wpa_s->global->p2p == NULL)
5881                 return -1;
5882
5883         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5884                 return -1;
5885
5886         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5887                 struct wpa_freq_range *freq;
5888                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5889                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5890                            freq->min, freq->max);
5891         }
5892
5893         wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5894         return 0;
5895 }
5896
5897
5898 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5899 {
5900         char *param;
5901
5902         if (wpa_s->global->p2p == NULL)
5903                 return -1;
5904
5905         param = os_strchr(cmd, ' ');
5906         if (param == NULL)
5907                 return -1;
5908         *param++ = '\0';
5909
5910         if (os_strcmp(cmd, "discoverability") == 0) {
5911                 p2p_set_client_discoverability(wpa_s->global->p2p,
5912                                                atoi(param));
5913                 return 0;
5914         }
5915
5916         if (os_strcmp(cmd, "managed") == 0) {
5917                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5918                 return 0;
5919         }
5920
5921         if (os_strcmp(cmd, "listen_channel") == 0) {
5922                 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5923                                               atoi(param), 1);
5924         }
5925
5926         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5927                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5928                                             os_strlen(param));
5929         }
5930
5931         if (os_strcmp(cmd, "noa") == 0) {
5932                 char *pos;
5933                 int count, start, duration;
5934                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5935                 count = atoi(param);
5936                 pos = os_strchr(param, ',');
5937                 if (pos == NULL)
5938                         return -1;
5939                 pos++;
5940                 start = atoi(pos);
5941                 pos = os_strchr(pos, ',');
5942                 if (pos == NULL)
5943                         return -1;
5944                 pos++;
5945                 duration = atoi(pos);
5946                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5947                         return -1;
5948                 if (count == 0 && duration > 0)
5949                         return -1;
5950                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5951                            "start=%d duration=%d", count, start, duration);
5952                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5953         }
5954
5955         if (os_strcmp(cmd, "ps") == 0)
5956                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5957
5958         if (os_strcmp(cmd, "oppps") == 0)
5959                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5960
5961         if (os_strcmp(cmd, "ctwindow") == 0)
5962                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5963
5964         if (os_strcmp(cmd, "disabled") == 0) {
5965                 wpa_s->global->p2p_disabled = atoi(param);
5966                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5967                            wpa_s->global->p2p_disabled ?
5968                            "disabled" : "enabled");
5969                 if (wpa_s->global->p2p_disabled) {
5970                         wpas_p2p_stop_find(wpa_s);
5971                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5972                         p2p_flush(wpa_s->global->p2p);
5973                 }
5974                 return 0;
5975         }
5976
5977         if (os_strcmp(cmd, "conc_pref") == 0) {
5978                 if (os_strcmp(param, "sta") == 0)
5979                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5980                 else if (os_strcmp(param, "p2p") == 0)
5981                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5982                 else {
5983                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5984                         return -1;
5985                 }
5986                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5987                            "%s", param);
5988                 return 0;
5989         }
5990
5991         if (os_strcmp(cmd, "force_long_sd") == 0) {
5992                 wpa_s->force_long_sd = atoi(param);
5993                 return 0;
5994         }
5995
5996         if (os_strcmp(cmd, "peer_filter") == 0) {
5997                 u8 addr[ETH_ALEN];
5998                 if (hwaddr_aton(param, addr))
5999                         return -1;
6000                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6001                 return 0;
6002         }
6003
6004         if (os_strcmp(cmd, "cross_connect") == 0)
6005                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6006
6007         if (os_strcmp(cmd, "go_apsd") == 0) {
6008                 if (os_strcmp(param, "disable") == 0)
6009                         wpa_s->set_ap_uapsd = 0;
6010                 else {
6011                         wpa_s->set_ap_uapsd = 1;
6012                         wpa_s->ap_uapsd = atoi(param);
6013                 }
6014                 return 0;
6015         }
6016
6017         if (os_strcmp(cmd, "client_apsd") == 0) {
6018                 if (os_strcmp(param, "disable") == 0)
6019                         wpa_s->set_sta_uapsd = 0;
6020                 else {
6021                         int be, bk, vi, vo;
6022                         char *pos;
6023                         /* format: BE,BK,VI,VO;max SP Length */
6024                         be = atoi(param);
6025                         pos = os_strchr(param, ',');
6026                         if (pos == NULL)
6027                                 return -1;
6028                         pos++;
6029                         bk = atoi(pos);
6030                         pos = os_strchr(pos, ',');
6031                         if (pos == NULL)
6032                                 return -1;
6033                         pos++;
6034                         vi = atoi(pos);
6035                         pos = os_strchr(pos, ',');
6036                         if (pos == NULL)
6037                                 return -1;
6038                         pos++;
6039                         vo = atoi(pos);
6040                         /* ignore max SP Length for now */
6041
6042                         wpa_s->set_sta_uapsd = 1;
6043                         wpa_s->sta_uapsd = 0;
6044                         if (be)
6045                                 wpa_s->sta_uapsd |= BIT(0);
6046                         if (bk)
6047                                 wpa_s->sta_uapsd |= BIT(1);
6048                         if (vi)
6049                                 wpa_s->sta_uapsd |= BIT(2);
6050                         if (vo)
6051                                 wpa_s->sta_uapsd |= BIT(3);
6052                 }
6053                 return 0;
6054         }
6055
6056         if (os_strcmp(cmd, "disallow_freq") == 0)
6057                 return p2p_ctrl_disallow_freq(wpa_s, param);
6058
6059         if (os_strcmp(cmd, "disc_int") == 0) {
6060                 int min_disc_int, max_disc_int, max_disc_tu;
6061                 char *pos;
6062
6063                 pos = param;
6064
6065                 min_disc_int = atoi(pos);
6066                 pos = os_strchr(pos, ' ');
6067                 if (pos == NULL)
6068                         return -1;
6069                 *pos++ = '\0';
6070
6071                 max_disc_int = atoi(pos);
6072                 pos = os_strchr(pos, ' ');
6073                 if (pos == NULL)
6074                         return -1;
6075                 *pos++ = '\0';
6076
6077                 max_disc_tu = atoi(pos);
6078
6079                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6080                                         max_disc_int, max_disc_tu);
6081         }
6082
6083         if (os_strcmp(cmd, "per_sta_psk") == 0) {
6084                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6085                 return 0;
6086         }
6087
6088 #ifdef CONFIG_WPS_NFC
6089         if (os_strcmp(cmd, "nfc_tag") == 0)
6090                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6091 #endif /* CONFIG_WPS_NFC */
6092
6093         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6094                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6095                 return 0;
6096         }
6097
6098         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6099                    cmd);
6100
6101         return -1;
6102 }
6103
6104
6105 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6106 {
6107         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6108         wpa_s->force_long_sd = 0;
6109         wpas_p2p_stop_find(wpa_s);
6110         wpa_s->parent->p2ps_method_config_any = 0;
6111         if (wpa_s->global->p2p)
6112                 p2p_flush(wpa_s->global->p2p);
6113 }
6114
6115
6116 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6117 {
6118         char *pos, *pos2;
6119         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6120
6121         if (cmd[0]) {
6122                 pos = os_strchr(cmd, ' ');
6123                 if (pos == NULL)
6124                         return -1;
6125                 *pos++ = '\0';
6126                 dur1 = atoi(cmd);
6127
6128                 pos2 = os_strchr(pos, ' ');
6129                 if (pos2)
6130                         *pos2++ = '\0';
6131                 int1 = atoi(pos);
6132         } else
6133                 pos2 = NULL;
6134
6135         if (pos2) {
6136                 pos = os_strchr(pos2, ' ');
6137                 if (pos == NULL)
6138                         return -1;
6139                 *pos++ = '\0';
6140                 dur2 = atoi(pos2);
6141                 int2 = atoi(pos);
6142         }
6143
6144         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6145 }
6146
6147
6148 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6149 {
6150         char *pos;
6151         unsigned int period = 0, interval = 0;
6152
6153         if (cmd[0]) {
6154                 pos = os_strchr(cmd, ' ');
6155                 if (pos == NULL)
6156                         return -1;
6157                 *pos++ = '\0';
6158                 period = atoi(cmd);
6159                 interval = atoi(pos);
6160         }
6161
6162         return wpas_p2p_ext_listen(wpa_s, period, interval);
6163 }
6164
6165
6166 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6167 {
6168         const char *pos;
6169         u8 peer[ETH_ALEN];
6170         int iface_addr = 0;
6171
6172         pos = cmd;
6173         if (os_strncmp(pos, "iface=", 6) == 0) {
6174                 iface_addr = 1;
6175                 pos += 6;
6176         }
6177         if (hwaddr_aton(pos, peer))
6178                 return -1;
6179
6180         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6181         return 0;
6182 }
6183
6184 #endif /* CONFIG_P2P */
6185
6186
6187 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6188 {
6189         struct wpa_freq_range_list ranges;
6190         int *freqs = NULL;
6191         struct hostapd_hw_modes *mode;
6192         u16 i;
6193
6194         if (wpa_s->hw.modes == NULL)
6195                 return NULL;
6196
6197         os_memset(&ranges, 0, sizeof(ranges));
6198         if (freq_range_list_parse(&ranges, val) < 0)
6199                 return NULL;
6200
6201         for (i = 0; i < wpa_s->hw.num_modes; i++) {
6202                 int j;
6203
6204                 mode = &wpa_s->hw.modes[i];
6205                 for (j = 0; j < mode->num_channels; j++) {
6206                         unsigned int freq;
6207
6208                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6209                                 continue;
6210
6211                         freq = mode->channels[j].freq;
6212                         if (!freq_range_list_includes(&ranges, freq))
6213                                 continue;
6214
6215                         int_array_add_unique(&freqs, freq);
6216                 }
6217         }
6218
6219         os_free(ranges.range);
6220         return freqs;
6221 }
6222
6223
6224 #ifdef CONFIG_INTERWORKING
6225
6226 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6227 {
6228         int auto_sel = 0;
6229         int *freqs = NULL;
6230
6231         if (param) {
6232                 char *pos;
6233
6234                 auto_sel = os_strstr(param, "auto") != NULL;
6235
6236                 pos = os_strstr(param, "freq=");
6237                 if (pos) {
6238                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6239                         if (freqs == NULL)
6240                                 return -1;
6241                 }
6242
6243         }
6244
6245         return interworking_select(wpa_s, auto_sel, freqs);
6246 }
6247
6248
6249 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6250                                      int only_add)
6251 {
6252         u8 bssid[ETH_ALEN];
6253         struct wpa_bss *bss;
6254
6255         if (hwaddr_aton(dst, bssid)) {
6256                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6257                 return -1;
6258         }
6259
6260         bss = wpa_bss_get_bssid(wpa_s, bssid);
6261         if (bss == NULL) {
6262                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6263                            MAC2STR(bssid));
6264                 return -1;
6265         }
6266
6267         if (bss->ssid_len == 0) {
6268                 int found = 0;
6269
6270                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6271                            " does not have SSID information", MAC2STR(bssid));
6272
6273                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6274                                          list) {
6275                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6276                             bss->ssid_len > 0) {
6277                                 found = 1;
6278                                 break;
6279                         }
6280                 }
6281
6282                 if (!found)
6283                         return -1;
6284                 wpa_printf(MSG_DEBUG,
6285                            "Found another matching BSS entry with SSID");
6286         }
6287
6288         return interworking_connect(wpa_s, bss, only_add);
6289 }
6290
6291
6292 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6293 {
6294         u8 dst_addr[ETH_ALEN];
6295         int used;
6296         char *pos;
6297 #define MAX_ANQP_INFO_ID 100
6298         u16 id[MAX_ANQP_INFO_ID];
6299         size_t num_id = 0;
6300         u32 subtypes = 0;
6301
6302         used = hwaddr_aton2(dst, dst_addr);
6303         if (used < 0)
6304                 return -1;
6305         pos = dst + used;
6306         if (*pos == ' ')
6307                 pos++;
6308         while (num_id < MAX_ANQP_INFO_ID) {
6309                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6310 #ifdef CONFIG_HS20
6311                         int num = atoi(pos + 5);
6312                         if (num <= 0 || num > 31)
6313                                 return -1;
6314                         subtypes |= BIT(num);
6315 #else /* CONFIG_HS20 */
6316                         return -1;
6317 #endif /* CONFIG_HS20 */
6318                 } else {
6319                         id[num_id] = atoi(pos);
6320                         if (id[num_id])
6321                                 num_id++;
6322                 }
6323                 pos = os_strchr(pos + 1, ',');
6324                 if (pos == NULL)
6325                         break;
6326                 pos++;
6327         }
6328
6329         if (num_id == 0)
6330                 return -1;
6331
6332         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6333 }
6334
6335
6336 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6337 {
6338         u8 dst_addr[ETH_ALEN];
6339         struct wpabuf *advproto, *query = NULL;
6340         int used, ret = -1;
6341         char *pos, *end;
6342         size_t len;
6343
6344         used = hwaddr_aton2(cmd, dst_addr);
6345         if (used < 0)
6346                 return -1;
6347
6348         pos = cmd + used;
6349         while (*pos == ' ')
6350                 pos++;
6351
6352         /* Advertisement Protocol ID */
6353         end = os_strchr(pos, ' ');
6354         if (end)
6355                 len = end - pos;
6356         else
6357                 len = os_strlen(pos);
6358         if (len & 0x01)
6359                 return -1;
6360         len /= 2;
6361         if (len == 0)
6362                 return -1;
6363         advproto = wpabuf_alloc(len);
6364         if (advproto == NULL)
6365                 return -1;
6366         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6367                 goto fail;
6368
6369         if (end) {
6370                 /* Optional Query Request */
6371                 pos = end + 1;
6372                 while (*pos == ' ')
6373                         pos++;
6374
6375                 len = os_strlen(pos);
6376                 if (len) {
6377                         if (len & 0x01)
6378                                 goto fail;
6379                         len /= 2;
6380                         if (len == 0)
6381                                 goto fail;
6382                         query = wpabuf_alloc(len);
6383                         if (query == NULL)
6384                                 goto fail;
6385                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6386                                 goto fail;
6387                 }
6388         }
6389
6390         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6391
6392 fail:
6393         wpabuf_free(advproto);
6394         wpabuf_free(query);
6395
6396         return ret;
6397 }
6398
6399
6400 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6401                             size_t buflen)
6402 {
6403         u8 addr[ETH_ALEN];
6404         int dialog_token;
6405         int used;
6406         char *pos;
6407         size_t resp_len, start, requested_len;
6408         struct wpabuf *resp;
6409         int ret;
6410
6411         used = hwaddr_aton2(cmd, addr);
6412         if (used < 0)
6413                 return -1;
6414
6415         pos = cmd + used;
6416         while (*pos == ' ')
6417                 pos++;
6418         dialog_token = atoi(pos);
6419
6420         if (wpa_s->last_gas_resp &&
6421             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6422             dialog_token == wpa_s->last_gas_dialog_token)
6423                 resp = wpa_s->last_gas_resp;
6424         else if (wpa_s->prev_gas_resp &&
6425                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6426                  dialog_token == wpa_s->prev_gas_dialog_token)
6427                 resp = wpa_s->prev_gas_resp;
6428         else
6429                 return -1;
6430
6431         resp_len = wpabuf_len(resp);
6432         start = 0;
6433         requested_len = resp_len;
6434
6435         pos = os_strchr(pos, ' ');
6436         if (pos) {
6437                 start = atoi(pos);
6438                 if (start > resp_len)
6439                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6440                 pos = os_strchr(pos, ',');
6441                 if (pos == NULL)
6442                         return -1;
6443                 pos++;
6444                 requested_len = atoi(pos);
6445                 if (start + requested_len > resp_len)
6446                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6447         }
6448
6449         if (requested_len * 2 + 1 > buflen)
6450                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6451
6452         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6453                                requested_len);
6454
6455         if (start + requested_len == resp_len) {
6456                 /*
6457                  * Free memory by dropping the response after it has been
6458                  * fetched.
6459                  */
6460                 if (resp == wpa_s->prev_gas_resp) {
6461                         wpabuf_free(wpa_s->prev_gas_resp);
6462                         wpa_s->prev_gas_resp = NULL;
6463                 } else {
6464                         wpabuf_free(wpa_s->last_gas_resp);
6465                         wpa_s->last_gas_resp = NULL;
6466                 }
6467         }
6468
6469         return ret;
6470 }
6471 #endif /* CONFIG_INTERWORKING */
6472
6473
6474 #ifdef CONFIG_HS20
6475
6476 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6477 {
6478         u8 dst_addr[ETH_ALEN];
6479         int used;
6480         char *pos;
6481         u32 subtypes = 0;
6482
6483         used = hwaddr_aton2(dst, dst_addr);
6484         if (used < 0)
6485                 return -1;
6486         pos = dst + used;
6487         if (*pos == ' ')
6488                 pos++;
6489         for (;;) {
6490                 int num = atoi(pos);
6491                 if (num <= 0 || num > 31)
6492                         return -1;
6493                 subtypes |= BIT(num);
6494                 pos = os_strchr(pos + 1, ',');
6495                 if (pos == NULL)
6496                         break;
6497                 pos++;
6498         }
6499
6500         if (subtypes == 0)
6501                 return -1;
6502
6503         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6504 }
6505
6506
6507 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6508                                     const u8 *addr, const char *realm)
6509 {
6510         u8 *buf;
6511         size_t rlen, len;
6512         int ret;
6513
6514         rlen = os_strlen(realm);
6515         len = 3 + rlen;
6516         buf = os_malloc(len);
6517         if (buf == NULL)
6518                 return -1;
6519         buf[0] = 1; /* NAI Home Realm Count */
6520         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6521         buf[2] = rlen;
6522         os_memcpy(buf + 3, realm, rlen);
6523
6524         ret = hs20_anqp_send_req(wpa_s, addr,
6525                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6526                                  buf, len, 0);
6527
6528         os_free(buf);
6529
6530         return ret;
6531 }
6532
6533
6534 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6535                                         char *dst)
6536 {
6537         struct wpa_cred *cred = wpa_s->conf->cred;
6538         u8 dst_addr[ETH_ALEN];
6539         int used;
6540         u8 *buf;
6541         size_t len;
6542         int ret;
6543
6544         used = hwaddr_aton2(dst, dst_addr);
6545         if (used < 0)
6546                 return -1;
6547
6548         while (dst[used] == ' ')
6549                 used++;
6550         if (os_strncmp(dst + used, "realm=", 6) == 0)
6551                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6552                                                 dst + used + 6);
6553
6554         len = os_strlen(dst + used);
6555
6556         if (len == 0 && cred && cred->realm)
6557                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6558
6559         if (len & 1)
6560                 return -1;
6561         len /= 2;
6562         buf = os_malloc(len);
6563         if (buf == NULL)
6564                 return -1;
6565         if (hexstr2bin(dst + used, buf, len) < 0) {
6566                 os_free(buf);
6567                 return -1;
6568         }
6569
6570         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6571                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6572                                  buf, len, 0);
6573         os_free(buf);
6574
6575         return ret;
6576 }
6577
6578
6579 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6580                          int buflen)
6581 {
6582         u8 dst_addr[ETH_ALEN];
6583         int used;
6584         char *ctx = NULL, *icon, *poffset, *psize;
6585
6586         used = hwaddr_aton2(cmd, dst_addr);
6587         if (used < 0)
6588                 return -1;
6589         cmd += used;
6590
6591         icon = str_token(cmd, " ", &ctx);
6592         poffset = str_token(cmd, " ", &ctx);
6593         psize = str_token(cmd, " ", &ctx);
6594         if (!icon || !poffset || !psize)
6595                 return -1;
6596
6597         wpa_s->fetch_osu_icon_in_progress = 0;
6598         return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6599                              reply, buflen);
6600 }
6601
6602
6603 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6604 {
6605         u8 dst_addr[ETH_ALEN];
6606         int used;
6607         char *icon;
6608
6609         if (!cmd[0])
6610                 return hs20_del_icon(wpa_s, NULL, NULL);
6611
6612         used = hwaddr_aton2(cmd, dst_addr);
6613         if (used < 0)
6614                 return -1;
6615
6616         while (cmd[used] == ' ')
6617                 used++;
6618         icon = cmd[used] ? &cmd[used] : NULL;
6619
6620         return hs20_del_icon(wpa_s, dst_addr, icon);
6621 }
6622
6623
6624 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6625 {
6626         u8 dst_addr[ETH_ALEN];
6627         int used;
6628         char *icon;
6629
6630         used = hwaddr_aton2(cmd, dst_addr);
6631         if (used < 0)
6632                 return -1;
6633
6634         while (cmd[used] == ' ')
6635                 used++;
6636         icon = &cmd[used];
6637
6638         wpa_s->fetch_osu_icon_in_progress = 0;
6639         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6640                                   (u8 *) icon, os_strlen(icon), inmem);
6641 }
6642
6643 #endif /* CONFIG_HS20 */
6644
6645
6646 #ifdef CONFIG_AUTOSCAN
6647
6648 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6649                                               char *cmd)
6650 {
6651         enum wpa_states state = wpa_s->wpa_state;
6652         char *new_params = NULL;
6653
6654         if (os_strlen(cmd) > 0) {
6655                 new_params = os_strdup(cmd);
6656                 if (new_params == NULL)
6657                         return -1;
6658         }
6659
6660         os_free(wpa_s->conf->autoscan);
6661         wpa_s->conf->autoscan = new_params;
6662
6663         if (wpa_s->conf->autoscan == NULL)
6664                 autoscan_deinit(wpa_s);
6665         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6666                 autoscan_init(wpa_s, 1);
6667         else if (state == WPA_SCANNING)
6668                 wpa_supplicant_reinit_autoscan(wpa_s);
6669
6670         return 0;
6671 }
6672
6673 #endif /* CONFIG_AUTOSCAN */
6674
6675
6676 #ifdef CONFIG_WNM
6677
6678 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6679 {
6680         int enter;
6681         int intval = 0;
6682         char *pos;
6683         int ret;
6684         struct wpabuf *tfs_req = NULL;
6685
6686         if (os_strncmp(cmd, "enter", 5) == 0)
6687                 enter = 1;
6688         else if (os_strncmp(cmd, "exit", 4) == 0)
6689                 enter = 0;
6690         else
6691                 return -1;
6692
6693         pos = os_strstr(cmd, " interval=");
6694         if (pos)
6695                 intval = atoi(pos + 10);
6696
6697         pos = os_strstr(cmd, " tfs_req=");
6698         if (pos) {
6699                 char *end;
6700                 size_t len;
6701                 pos += 9;
6702                 end = os_strchr(pos, ' ');
6703                 if (end)
6704                         len = end - pos;
6705                 else
6706                         len = os_strlen(pos);
6707                 if (len & 1)
6708                         return -1;
6709                 len /= 2;
6710                 tfs_req = wpabuf_alloc(len);
6711                 if (tfs_req == NULL)
6712                         return -1;
6713                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6714                         wpabuf_free(tfs_req);
6715                         return -1;
6716                 }
6717         }
6718
6719         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6720                                            WNM_SLEEP_MODE_EXIT, intval,
6721                                            tfs_req);
6722         wpabuf_free(tfs_req);
6723
6724         return ret;
6725 }
6726
6727
6728 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6729 {
6730         int query_reason, list = 0;
6731
6732         query_reason = atoi(cmd);
6733
6734         cmd = os_strchr(cmd, ' ');
6735         if (cmd) {
6736                 cmd++;
6737                 if (os_strncmp(cmd, "list", 4) == 0) {
6738                         list = 1;
6739                 } else {
6740                         wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6741                                    cmd);
6742                         return -1;
6743                 }
6744         }
6745
6746         wpa_printf(MSG_DEBUG,
6747                    "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6748                    query_reason, list ? " candidate list" : "");
6749
6750         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6751 }
6752
6753 #endif /* CONFIG_WNM */
6754
6755
6756 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6757                                       size_t buflen)
6758 {
6759         struct wpa_signal_info si;
6760         int ret;
6761         char *pos, *end;
6762
6763         ret = wpa_drv_signal_poll(wpa_s, &si);
6764         if (ret)
6765                 return -1;
6766
6767         pos = buf;
6768         end = buf + buflen;
6769
6770         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6771                           "NOISE=%d\nFREQUENCY=%u\n",
6772                           si.current_signal, si.current_txrate / 1000,
6773                           si.current_noise, si.frequency);
6774         if (os_snprintf_error(end - pos, ret))
6775                 return -1;
6776         pos += ret;
6777
6778         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6779                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6780                                   channel_width_to_string(si.chanwidth));
6781                 if (os_snprintf_error(end - pos, ret))
6782                         return -1;
6783                 pos += ret;
6784         }
6785
6786         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6787                 ret = os_snprintf(pos, end - pos,
6788                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6789                                   si.center_frq1, si.center_frq2);
6790                 if (os_snprintf_error(end - pos, ret))
6791                         return -1;
6792                 pos += ret;
6793         }
6794
6795         if (si.avg_signal) {
6796                 ret = os_snprintf(pos, end - pos,
6797                                   "AVG_RSSI=%d\n", si.avg_signal);
6798                 if (os_snprintf_error(end - pos, ret))
6799                         return -1;
6800                 pos += ret;
6801         }
6802
6803         if (si.avg_beacon_signal) {
6804                 ret = os_snprintf(pos, end - pos,
6805                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6806                 if (os_snprintf_error(end - pos, ret))
6807                         return -1;
6808                 pos += ret;
6809         }
6810
6811         return pos - buf;
6812 }
6813
6814
6815 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6816                                           const char *cmd)
6817 {
6818         const char *pos;
6819         int threshold = 0;
6820         int hysteresis = 0;
6821
6822         if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6823                 wpa_printf(MSG_DEBUG,
6824                            "Reject SIGNAL_MONITOR command - bgscan is active");
6825                 return -1;
6826         }
6827         pos = os_strstr(cmd, "THRESHOLD=");
6828         if (pos)
6829                 threshold = atoi(pos + 10);
6830         pos = os_strstr(cmd, "HYSTERESIS=");
6831         if (pos)
6832                 hysteresis = atoi(pos + 11);
6833         return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6834 }
6835
6836
6837 static int wpas_ctrl_iface_get_pref_freq_list(
6838         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6839 {
6840         unsigned int freq_list[100], num = 100, i;
6841         int ret;
6842         enum wpa_driver_if_type iface_type;
6843         char *pos, *end;
6844
6845         pos = buf;
6846         end = buf + buflen;
6847
6848         /* buf: "<interface_type>" */
6849         if (os_strcmp(cmd, "STATION") == 0)
6850                 iface_type = WPA_IF_STATION;
6851         else if (os_strcmp(cmd, "AP") == 0)
6852                 iface_type = WPA_IF_AP_BSS;
6853         else if (os_strcmp(cmd, "P2P_GO") == 0)
6854                 iface_type = WPA_IF_P2P_GO;
6855         else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6856                 iface_type = WPA_IF_P2P_CLIENT;
6857         else if (os_strcmp(cmd, "IBSS") == 0)
6858                 iface_type = WPA_IF_IBSS;
6859         else if (os_strcmp(cmd, "TDLS") == 0)
6860                 iface_type = WPA_IF_TDLS;
6861         else
6862                 return -1;
6863
6864         wpa_printf(MSG_DEBUG,
6865                    "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6866                    iface_type, buf);
6867
6868         ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6869         if (ret)
6870                 return -1;
6871
6872         for (i = 0; i < num; i++) {
6873                 ret = os_snprintf(pos, end - pos, "%s%u",
6874                                   i > 0 ? "," : "", freq_list[i]);
6875                 if (os_snprintf_error(end - pos, ret))
6876                         return -1;
6877                 pos += ret;
6878         }
6879
6880         return pos - buf;
6881 }
6882
6883
6884 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6885                                       size_t buflen)
6886 {
6887         struct hostap_sta_driver_data sta;
6888         int ret;
6889
6890         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6891         if (ret)
6892                 return -1;
6893
6894         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6895                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6896         if (os_snprintf_error(buflen, ret))
6897                 return -1;
6898         return ret;
6899 }
6900
6901
6902 #ifdef ANDROID
6903 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6904                                      char *buf, size_t buflen)
6905 {
6906         int ret;
6907
6908         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6909         if (ret == 0) {
6910                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6911                         struct p2p_data *p2p = wpa_s->global->p2p;
6912                         if (p2p) {
6913                                 char country[3];
6914                                 country[0] = cmd[8];
6915                                 country[1] = cmd[9];
6916                                 country[2] = 0x04;
6917                                 p2p_set_country(p2p, country);
6918                         }
6919                 }
6920                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6921                 if (os_snprintf_error(buflen, ret))
6922                         ret = -1;
6923         }
6924         return ret;
6925 }
6926 #endif /* ANDROID */
6927
6928
6929 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6930                                      char *buf, size_t buflen)
6931 {
6932         int ret;
6933         char *pos;
6934         u8 *data = NULL;
6935         unsigned int vendor_id, subcmd;
6936         struct wpabuf *reply;
6937         size_t data_len = 0;
6938
6939         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6940         vendor_id = strtoul(cmd, &pos, 16);
6941         if (!isblank((unsigned char) *pos))
6942                 return -EINVAL;
6943
6944         subcmd = strtoul(pos, &pos, 10);
6945
6946         if (*pos != '\0') {
6947                 if (!isblank((unsigned char) *pos++))
6948                         return -EINVAL;
6949                 data_len = os_strlen(pos);
6950         }
6951
6952         if (data_len) {
6953                 data_len /= 2;
6954                 data = os_malloc(data_len);
6955                 if (!data)
6956                         return -1;
6957
6958                 if (hexstr2bin(pos, data, data_len)) {
6959                         wpa_printf(MSG_DEBUG,
6960                                    "Vendor command: wrong parameter format");
6961                         os_free(data);
6962                         return -EINVAL;
6963                 }
6964         }
6965
6966         reply = wpabuf_alloc((buflen - 1) / 2);
6967         if (!reply) {
6968                 os_free(data);
6969                 return -1;
6970         }
6971
6972         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6973                                  reply);
6974
6975         if (ret == 0)
6976                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6977                                        wpabuf_len(reply));
6978
6979         wpabuf_free(reply);
6980         os_free(data);
6981
6982         return ret;
6983 }
6984
6985
6986 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6987 {
6988 #ifdef CONFIG_P2P
6989         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6990                 wpa_s->global->p2p_init_wpa_s : wpa_s;
6991 #endif /* CONFIG_P2P */
6992
6993         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6994
6995         wpas_abort_ongoing_scan(wpa_s);
6996
6997         if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
6998                 /*
6999                  * Avoid possible auto connect re-connection on getting
7000                  * disconnected due to state flush.
7001                  */
7002                 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7003         }
7004
7005 #ifdef CONFIG_P2P
7006         wpas_p2p_group_remove(p2p_wpa_s, "*");
7007         wpas_p2p_cancel(p2p_wpa_s);
7008         p2p_ctrl_flush(p2p_wpa_s);
7009         wpas_p2p_service_flush(p2p_wpa_s);
7010         p2p_wpa_s->global->p2p_disabled = 0;
7011         p2p_wpa_s->global->p2p_per_sta_psk = 0;
7012         p2p_wpa_s->conf->num_sec_device_types = 0;
7013         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7014         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7015         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7016         p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7017         p2p_wpa_s->global->pending_p2ps_group = 0;
7018         p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7019 #endif /* CONFIG_P2P */
7020
7021 #ifdef CONFIG_WPS_TESTING
7022         wps_version_number = 0x20;
7023         wps_testing_dummy_cred = 0;
7024         wps_corrupt_pkhash = 0;
7025         wps_force_auth_types_in_use = 0;
7026         wps_force_encr_types_in_use = 0;
7027 #endif /* CONFIG_WPS_TESTING */
7028 #ifdef CONFIG_WPS
7029         wpa_s->wps_fragment_size = 0;
7030         wpas_wps_cancel(wpa_s);
7031         wps_registrar_flush(wpa_s->wps->registrar);
7032 #endif /* CONFIG_WPS */
7033         wpa_s->after_wps = 0;
7034         wpa_s->known_wps_freq = 0;
7035
7036 #ifdef CONFIG_TDLS
7037 #ifdef CONFIG_TDLS_TESTING
7038         extern unsigned int tdls_testing;
7039         tdls_testing = 0;
7040 #endif /* CONFIG_TDLS_TESTING */
7041         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7042         wpa_tdls_enable(wpa_s->wpa, 1);
7043 #endif /* CONFIG_TDLS */
7044
7045         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7046         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7047
7048         wpa_s->no_keep_alive = 0;
7049         wpa_s->own_disconnect_req = 0;
7050
7051         os_free(wpa_s->disallow_aps_bssid);
7052         wpa_s->disallow_aps_bssid = NULL;
7053         wpa_s->disallow_aps_bssid_count = 0;
7054         os_free(wpa_s->disallow_aps_ssid);
7055         wpa_s->disallow_aps_ssid = NULL;
7056         wpa_s->disallow_aps_ssid_count = 0;
7057
7058         wpa_s->set_sta_uapsd = 0;
7059         wpa_s->sta_uapsd = 0;
7060
7061         wpa_drv_radio_disable(wpa_s, 0);
7062         wpa_blacklist_clear(wpa_s);
7063         wpa_s->extra_blacklist_count = 0;
7064         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7065         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7066         wpa_config_flush_blobs(wpa_s->conf);
7067         wpa_s->conf->auto_interworking = 0;
7068         wpa_s->conf->okc = 0;
7069
7070         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7071         rsn_preauth_deinit(wpa_s->wpa);
7072
7073         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7074         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7075         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7076         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7077
7078         radio_remove_works(wpa_s, NULL, 1);
7079         wpa_s->ext_work_in_progress = 0;
7080
7081         wpa_s->next_ssid = NULL;
7082
7083 #ifdef CONFIG_INTERWORKING
7084 #ifdef CONFIG_HS20
7085         hs20_cancel_fetch_osu(wpa_s);
7086         hs20_del_icon(wpa_s, NULL, NULL);
7087 #endif /* CONFIG_HS20 */
7088 #endif /* CONFIG_INTERWORKING */
7089
7090         wpa_s->ext_mgmt_frame_handling = 0;
7091         wpa_s->ext_eapol_frame_io = 0;
7092 #ifdef CONFIG_TESTING_OPTIONS
7093         wpa_s->extra_roc_dur = 0;
7094         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7095         wpa_s->p2p_go_csa_on_inv = 0;
7096         wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7097 #endif /* CONFIG_TESTING_OPTIONS */
7098
7099         wpa_s->disconnected = 0;
7100         os_free(wpa_s->next_scan_freqs);
7101         wpa_s->next_scan_freqs = NULL;
7102
7103         wpa_bss_flush(wpa_s);
7104         if (!dl_list_empty(&wpa_s->bss)) {
7105                 wpa_printf(MSG_DEBUG,
7106                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7107                            MACSTR " pending_bssid=" MACSTR,
7108                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7109                            MAC2STR(wpa_s->bssid),
7110                            MAC2STR(wpa_s->pending_bssid));
7111         }
7112
7113         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7114         wpa_s->wnmsleep_used = 0;
7115 }
7116
7117
7118 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7119                                      char *buf, size_t buflen)
7120 {
7121         struct wpa_radio_work *work;
7122         char *pos, *end;
7123         struct os_reltime now, diff;
7124
7125         pos = buf;
7126         end = buf + buflen;
7127
7128         os_get_reltime(&now);
7129
7130         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7131         {
7132                 int ret;
7133
7134                 os_reltime_sub(&now, &work->time, &diff);
7135                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7136                                   work->type, work->wpa_s->ifname, work->freq,
7137                                   work->started, diff.sec, diff.usec);
7138                 if (os_snprintf_error(end - pos, ret))
7139                         break;
7140                 pos += ret;
7141         }
7142
7143         return pos - buf;
7144 }
7145
7146
7147 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7148 {
7149         struct wpa_radio_work *work = eloop_ctx;
7150         struct wpa_external_work *ework = work->ctx;
7151
7152         wpa_dbg(work->wpa_s, MSG_DEBUG,
7153                 "Timing out external radio work %u (%s)",
7154                 ework->id, work->type);
7155         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7156         work->wpa_s->ext_work_in_progress = 0;
7157         radio_work_done(work);
7158         os_free(ework);
7159 }
7160
7161
7162 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7163 {
7164         struct wpa_external_work *ework = work->ctx;
7165
7166         if (deinit) {
7167                 if (work->started)
7168                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7169                                              work, NULL);
7170
7171                 os_free(ework);
7172                 return;
7173         }
7174
7175         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7176                 ework->id, ework->type);
7177         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7178         work->wpa_s->ext_work_in_progress = 1;
7179         if (!ework->timeout)
7180                 ework->timeout = 10;
7181         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7182                                work, NULL);
7183 }
7184
7185
7186 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7187                                     char *buf, size_t buflen)
7188 {
7189         struct wpa_external_work *ework;
7190         char *pos, *pos2;
7191         size_t type_len;
7192         int ret;
7193         unsigned int freq = 0;
7194
7195         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7196
7197         ework = os_zalloc(sizeof(*ework));
7198         if (ework == NULL)
7199                 return -1;
7200
7201         pos = os_strchr(cmd, ' ');
7202         if (pos) {
7203                 type_len = pos - cmd;
7204                 pos++;
7205
7206                 pos2 = os_strstr(pos, "freq=");
7207                 if (pos2)
7208                         freq = atoi(pos2 + 5);
7209
7210                 pos2 = os_strstr(pos, "timeout=");
7211                 if (pos2)
7212                         ework->timeout = atoi(pos2 + 8);
7213         } else {
7214                 type_len = os_strlen(cmd);
7215         }
7216         if (4 + type_len >= sizeof(ework->type))
7217                 type_len = sizeof(ework->type) - 4 - 1;
7218         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7219         os_memcpy(ework->type + 4, cmd, type_len);
7220         ework->type[4 + type_len] = '\0';
7221
7222         wpa_s->ext_work_id++;
7223         if (wpa_s->ext_work_id == 0)
7224                 wpa_s->ext_work_id++;
7225         ework->id = wpa_s->ext_work_id;
7226
7227         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7228                            ework) < 0) {
7229                 os_free(ework);
7230                 return -1;
7231         }
7232
7233         ret = os_snprintf(buf, buflen, "%u", ework->id);
7234         if (os_snprintf_error(buflen, ret))
7235                 return -1;
7236         return ret;
7237 }
7238
7239
7240 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7241 {
7242         struct wpa_radio_work *work;
7243         unsigned int id = atoi(cmd);
7244
7245         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7246         {
7247                 struct wpa_external_work *ework;
7248
7249                 if (os_strncmp(work->type, "ext:", 4) != 0)
7250                         continue;
7251                 ework = work->ctx;
7252                 if (id && ework->id != id)
7253                         continue;
7254                 wpa_dbg(wpa_s, MSG_DEBUG,
7255                         "Completed external radio work %u (%s)",
7256                         ework->id, ework->type);
7257                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7258                 wpa_s->ext_work_in_progress = 0;
7259                 radio_work_done(work);
7260                 os_free(ework);
7261                 return 3; /* "OK\n" */
7262         }
7263
7264         return -1;
7265 }
7266
7267
7268 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7269                                 char *buf, size_t buflen)
7270 {
7271         if (os_strcmp(cmd, "show") == 0)
7272                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7273         if (os_strncmp(cmd, "add ", 4) == 0)
7274                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7275         if (os_strncmp(cmd, "done ", 5) == 0)
7276                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7277         return -1;
7278 }
7279
7280
7281 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7282 {
7283         struct wpa_radio_work *work, *tmp;
7284
7285         if (!wpa_s || !wpa_s->radio)
7286                 return;
7287
7288         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7289                               struct wpa_radio_work, list) {
7290                 struct wpa_external_work *ework;
7291
7292                 if (os_strncmp(work->type, "ext:", 4) != 0)
7293                         continue;
7294                 ework = work->ctx;
7295                 wpa_dbg(wpa_s, MSG_DEBUG,
7296                         "Flushing%s external radio work %u (%s)",
7297                         work->started ? " started" : "", ework->id,
7298                         ework->type);
7299                 if (work->started)
7300                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7301                                              work, NULL);
7302                 radio_work_done(work);
7303                 os_free(ework);
7304         }
7305 }
7306
7307
7308 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7309 {
7310         struct wpa_supplicant *wpa_s = eloop_ctx;
7311         eapol_sm_notify_ctrl_response(wpa_s->eapol);
7312 }
7313
7314
7315 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7316                               unsigned int *scan_id_count, int scan_id[])
7317 {
7318         const char *pos = value;
7319
7320         while (pos) {
7321                 if (*pos == ' ' || *pos == '\0')
7322                         break;
7323                 if (*scan_id_count == MAX_SCAN_ID)
7324                         return -1;
7325                 scan_id[(*scan_id_count)++] = atoi(pos);
7326                 pos = os_strchr(pos, ',');
7327                 if (pos)
7328                         pos++;
7329         }
7330
7331         return 0;
7332 }
7333
7334
7335 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7336                            char *reply, int reply_size, int *reply_len)
7337 {
7338         char *pos;
7339         unsigned int manual_scan_passive = 0;
7340         unsigned int manual_scan_use_id = 0;
7341         unsigned int manual_scan_only_new = 0;
7342         unsigned int scan_only = 0;
7343         unsigned int scan_id_count = 0;
7344         int scan_id[MAX_SCAN_ID];
7345         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7346                                  struct wpa_scan_results *scan_res);
7347         int *manual_scan_freqs = NULL;
7348         struct wpa_ssid_value *ssid = NULL, *ns;
7349         unsigned int ssid_count = 0;
7350
7351         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7352                 *reply_len = -1;
7353                 return;
7354         }
7355
7356         if (radio_work_pending(wpa_s, "scan")) {
7357                 wpa_printf(MSG_DEBUG,
7358                            "Pending scan scheduled - reject new request");
7359                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7360                 return;
7361         }
7362
7363 #ifdef CONFIG_INTERWORKING
7364         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7365                 wpa_printf(MSG_DEBUG,
7366                            "Interworking select in progress - reject new scan");
7367                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7368                 return;
7369         }
7370 #endif /* CONFIG_INTERWORKING */
7371
7372         if (params) {
7373                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7374                         scan_only = 1;
7375
7376                 pos = os_strstr(params, "freq=");
7377                 if (pos) {
7378                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7379                                                                        pos + 5);
7380                         if (manual_scan_freqs == NULL) {
7381                                 *reply_len = -1;
7382                                 goto done;
7383                         }
7384                 }
7385
7386                 pos = os_strstr(params, "passive=");
7387                 if (pos)
7388                         manual_scan_passive = !!atoi(pos + 8);
7389
7390                 pos = os_strstr(params, "use_id=");
7391                 if (pos)
7392                         manual_scan_use_id = atoi(pos + 7);
7393
7394                 pos = os_strstr(params, "only_new=1");
7395                 if (pos)
7396                         manual_scan_only_new = 1;
7397
7398                 pos = os_strstr(params, "scan_id=");
7399                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7400                                               scan_id) < 0) {
7401                         *reply_len = -1;
7402                         goto done;
7403                 }
7404
7405                 pos = params;
7406                 while (pos && *pos != '\0') {
7407                         if (os_strncmp(pos, "ssid ", 5) == 0) {
7408                                 char *end;
7409
7410                                 pos += 5;
7411                                 end = pos;
7412                                 while (*end) {
7413                                         if (*end == '\0' || *end == ' ')
7414                                                 break;
7415                                         end++;
7416                                 }
7417
7418                                 ns = os_realloc_array(
7419                                         ssid, ssid_count + 1,
7420                                         sizeof(struct wpa_ssid_value));
7421                                 if (ns == NULL) {
7422                                         *reply_len = -1;
7423                                         goto done;
7424                                 }
7425                                 ssid = ns;
7426
7427                                 if ((end - pos) & 0x01 ||
7428                                     end - pos > 2 * SSID_MAX_LEN ||
7429                                     hexstr2bin(pos, ssid[ssid_count].ssid,
7430                                                (end - pos) / 2) < 0) {
7431                                         wpa_printf(MSG_DEBUG,
7432                                                    "Invalid SSID value '%s'",
7433                                                    pos);
7434                                         *reply_len = -1;
7435                                         goto done;
7436                                 }
7437                                 ssid[ssid_count].ssid_len = (end - pos) / 2;
7438                                 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7439                                                   ssid[ssid_count].ssid,
7440                                                   ssid[ssid_count].ssid_len);
7441                                 ssid_count++;
7442                                 pos = end;
7443                         }
7444
7445                         pos = os_strchr(pos, ' ');
7446                         if (pos)
7447                                 pos++;
7448                 }
7449         }
7450
7451         wpa_s->num_ssids_from_scan_req = ssid_count;
7452         os_free(wpa_s->ssids_from_scan_req);
7453         if (ssid_count) {
7454                 wpa_s->ssids_from_scan_req = ssid;
7455                 ssid = NULL;
7456         } else {
7457                 wpa_s->ssids_from_scan_req = NULL;
7458         }
7459
7460         if (scan_only)
7461                 scan_res_handler = scan_only_handler;
7462         else if (wpa_s->scan_res_handler == scan_only_handler)
7463                 scan_res_handler = NULL;
7464         else
7465                 scan_res_handler = wpa_s->scan_res_handler;
7466
7467         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7468             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7469              (wpa_s->wpa_state == WPA_COMPLETED))) {
7470                 wpa_s->manual_scan_passive = manual_scan_passive;
7471                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7472                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7473                 wpa_s->scan_id_count = scan_id_count;
7474                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7475                 wpa_s->scan_res_handler = scan_res_handler;
7476                 os_free(wpa_s->manual_scan_freqs);
7477                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7478                 manual_scan_freqs = NULL;
7479
7480                 wpa_s->normal_scans = 0;
7481                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7482                 wpa_s->after_wps = 0;
7483                 wpa_s->known_wps_freq = 0;
7484                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7485                 if (wpa_s->manual_scan_use_id) {
7486                         wpa_s->manual_scan_id++;
7487                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7488                                 wpa_s->manual_scan_id);
7489                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7490                                                  wpa_s->manual_scan_id);
7491                 }
7492         } else if (wpa_s->sched_scanning) {
7493                 wpa_s->manual_scan_passive = manual_scan_passive;
7494                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7495                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7496                 wpa_s->scan_id_count = scan_id_count;
7497                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7498                 wpa_s->scan_res_handler = scan_res_handler;
7499                 os_free(wpa_s->manual_scan_freqs);
7500                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7501                 manual_scan_freqs = NULL;
7502
7503                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7504                 wpa_supplicant_cancel_sched_scan(wpa_s);
7505                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7506                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7507                 if (wpa_s->manual_scan_use_id) {
7508                         wpa_s->manual_scan_id++;
7509                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7510                                                  wpa_s->manual_scan_id);
7511                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7512                                 wpa_s->manual_scan_id);
7513                 }
7514         } else {
7515                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7516                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7517         }
7518
7519 done:
7520         os_free(manual_scan_freqs);
7521         os_free(ssid);
7522 }
7523
7524
7525 #ifdef CONFIG_TESTING_OPTIONS
7526
7527 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7528                                        unsigned int freq, const u8 *dst,
7529                                        const u8 *src, const u8 *bssid,
7530                                        const u8 *data, size_t data_len,
7531                                        enum offchannel_send_action_result
7532                                        result)
7533 {
7534         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7535                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7536                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7537                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7538                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7539                              "NO_ACK" : "FAILED"));
7540 }
7541
7542
7543 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7544 {
7545         char *pos, *param;
7546         size_t len;
7547         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7548         int res, used;
7549         int freq = 0, no_cck = 0, wait_time = 0;
7550
7551         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7552          *    <action=Action frame payload> */
7553
7554         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7555
7556         pos = cmd;
7557         used = hwaddr_aton2(pos, da);
7558         if (used < 0)
7559                 return -1;
7560         pos += used;
7561         while (*pos == ' ')
7562                 pos++;
7563         used = hwaddr_aton2(pos, bssid);
7564         if (used < 0)
7565                 return -1;
7566         pos += used;
7567
7568         param = os_strstr(pos, " freq=");
7569         if (param) {
7570                 param += 6;
7571                 freq = atoi(param);
7572         }
7573
7574         param = os_strstr(pos, " no_cck=");
7575         if (param) {
7576                 param += 8;
7577                 no_cck = atoi(param);
7578         }
7579
7580         param = os_strstr(pos, " wait_time=");
7581         if (param) {
7582                 param += 11;
7583                 wait_time = atoi(param);
7584         }
7585
7586         param = os_strstr(pos, " action=");
7587         if (param == NULL)
7588                 return -1;
7589         param += 8;
7590
7591         len = os_strlen(param);
7592         if (len & 1)
7593                 return -1;
7594         len /= 2;
7595
7596         buf = os_malloc(len);
7597         if (buf == NULL)
7598                 return -1;
7599
7600         if (hexstr2bin(param, buf, len) < 0) {
7601                 os_free(buf);
7602                 return -1;
7603         }
7604
7605         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7606                                      buf, len, wait_time,
7607                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7608         os_free(buf);
7609         return res;
7610 }
7611
7612
7613 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7614 {
7615         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7616         offchannel_send_action_done(wpa_s);
7617 }
7618
7619
7620 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7621 {
7622         char *pos, *param;
7623         union wpa_event_data event;
7624         enum wpa_event_type ev;
7625
7626         /* <event name> [parameters..] */
7627
7628         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7629
7630         pos = cmd;
7631         param = os_strchr(pos, ' ');
7632         if (param)
7633                 *param++ = '\0';
7634
7635         os_memset(&event, 0, sizeof(event));
7636
7637         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7638                 ev = EVENT_INTERFACE_ENABLED;
7639         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7640                 ev = EVENT_INTERFACE_DISABLED;
7641         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7642                 ev = EVENT_AVOID_FREQUENCIES;
7643                 if (param == NULL)
7644                         param = "";
7645                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7646                         return -1;
7647                 wpa_supplicant_event(wpa_s, ev, &event);
7648                 os_free(event.freq_range.range);
7649                 return 0;
7650         } else {
7651                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7652                         cmd);
7653                 return -1;
7654         }
7655
7656         wpa_supplicant_event(wpa_s, ev, &event);
7657
7658         return 0;
7659 }
7660
7661
7662 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7663 {
7664         char *pos;
7665         u8 src[ETH_ALEN], *buf;
7666         int used;
7667         size_t len;
7668
7669         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7670
7671         pos = cmd;
7672         used = hwaddr_aton2(pos, src);
7673         if (used < 0)
7674                 return -1;
7675         pos += used;
7676         while (*pos == ' ')
7677                 pos++;
7678
7679         len = os_strlen(pos);
7680         if (len & 1)
7681                 return -1;
7682         len /= 2;
7683
7684         buf = os_malloc(len);
7685         if (buf == NULL)
7686                 return -1;
7687
7688         if (hexstr2bin(pos, buf, len) < 0) {
7689                 os_free(buf);
7690                 return -1;
7691         }
7692
7693         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7694         os_free(buf);
7695
7696         return 0;
7697 }
7698
7699
7700 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7701 {
7702         size_t i;
7703         u32 sum = 0;
7704         const u16 *pos = buf;
7705
7706         for (i = 0; i < len / 2; i++)
7707                 sum += *pos++;
7708
7709         while (sum >> 16)
7710                 sum = (sum & 0xffff) + (sum >> 16);
7711
7712         return sum ^ 0xffff;
7713 }
7714
7715
7716 #define HWSIM_PACKETLEN 1500
7717 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7718
7719 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7720 {
7721         struct wpa_supplicant *wpa_s = ctx;
7722         const struct ether_header *eth;
7723         struct iphdr ip;
7724         const u8 *pos;
7725         unsigned int i;
7726
7727         if (len != HWSIM_PACKETLEN)
7728                 return;
7729
7730         eth = (const struct ether_header *) buf;
7731         os_memcpy(&ip, eth + 1, sizeof(ip));
7732         pos = &buf[sizeof(*eth) + sizeof(ip)];
7733
7734         if (ip.ihl != 5 || ip.version != 4 ||
7735             ntohs(ip.tot_len) != HWSIM_IP_LEN)
7736                 return;
7737
7738         for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7739                 if (*pos != (u8) i)
7740                         return;
7741                 pos++;
7742         }
7743
7744         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7745                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7746 }
7747
7748
7749 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7750                                             char *cmd)
7751 {
7752         int enabled = atoi(cmd);
7753         char *pos;
7754         const char *ifname;
7755
7756         if (!enabled) {
7757                 if (wpa_s->l2_test) {
7758                         l2_packet_deinit(wpa_s->l2_test);
7759                         wpa_s->l2_test = NULL;
7760                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7761                 }
7762                 return 0;
7763         }
7764
7765         if (wpa_s->l2_test)
7766                 return 0;
7767
7768         pos = os_strstr(cmd, " ifname=");
7769         if (pos)
7770                 ifname = pos + 8;
7771         else
7772                 ifname = wpa_s->ifname;
7773
7774         wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7775                                         ETHERTYPE_IP, wpas_data_test_rx,
7776                                         wpa_s, 1);
7777         if (wpa_s->l2_test == NULL)
7778                 return -1;
7779
7780         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7781
7782         return 0;
7783 }
7784
7785
7786 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7787 {
7788         u8 dst[ETH_ALEN], src[ETH_ALEN];
7789         char *pos;
7790         int used;
7791         long int val;
7792         u8 tos;
7793         u8 buf[2 + HWSIM_PACKETLEN];
7794         struct ether_header *eth;
7795         struct iphdr *ip;
7796         u8 *dpos;
7797         unsigned int i;
7798
7799         if (wpa_s->l2_test == NULL)
7800                 return -1;
7801
7802         /* format: <dst> <src> <tos> */
7803
7804         pos = cmd;
7805         used = hwaddr_aton2(pos, dst);
7806         if (used < 0)
7807                 return -1;
7808         pos += used;
7809         while (*pos == ' ')
7810                 pos++;
7811         used = hwaddr_aton2(pos, src);
7812         if (used < 0)
7813                 return -1;
7814         pos += used;
7815
7816         val = strtol(pos, NULL, 0);
7817         if (val < 0 || val > 0xff)
7818                 return -1;
7819         tos = val;
7820
7821         eth = (struct ether_header *) &buf[2];
7822         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7823         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7824         eth->ether_type = htons(ETHERTYPE_IP);
7825         ip = (struct iphdr *) (eth + 1);
7826         os_memset(ip, 0, sizeof(*ip));
7827         ip->ihl = 5;
7828         ip->version = 4;
7829         ip->ttl = 64;
7830         ip->tos = tos;
7831         ip->tot_len = htons(HWSIM_IP_LEN);
7832         ip->protocol = 1;
7833         ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
7834         ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
7835         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7836         dpos = (u8 *) (ip + 1);
7837         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7838                 *dpos++ = i;
7839
7840         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
7841                            HWSIM_PACKETLEN) < 0)
7842                 return -1;
7843
7844         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7845                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7846
7847         return 0;
7848 }
7849
7850
7851 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7852                                            char *cmd)
7853 {
7854         u8 *buf;
7855         struct ether_header *eth;
7856         struct l2_packet_data *l2 = NULL;
7857         size_t len;
7858         u16 ethertype;
7859         int res = -1;
7860
7861         len = os_strlen(cmd);
7862         if (len & 1 || len < ETH_HLEN * 2)
7863                 return -1;
7864         len /= 2;
7865
7866         buf = os_malloc(len);
7867         if (buf == NULL)
7868                 return -1;
7869
7870         if (hexstr2bin(cmd, buf, len) < 0)
7871                 goto done;
7872
7873         eth = (struct ether_header *) buf;
7874         ethertype = ntohs(eth->ether_type);
7875
7876         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7877                             wpas_data_test_rx, wpa_s, 1);
7878         if (l2 == NULL)
7879                 goto done;
7880
7881         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7882         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7883 done:
7884         if (l2)
7885                 l2_packet_deinit(l2);
7886         os_free(buf);
7887
7888         return res < 0 ? -1 : 0;
7889 }
7890
7891
7892 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7893 {
7894 #ifdef WPA_TRACE_BFD
7895         extern char wpa_trace_fail_func[256];
7896         extern unsigned int wpa_trace_fail_after;
7897         char *pos;
7898
7899         wpa_trace_fail_after = atoi(cmd);
7900         pos = os_strchr(cmd, ':');
7901         if (pos) {
7902                 pos++;
7903                 os_strlcpy(wpa_trace_fail_func, pos,
7904                            sizeof(wpa_trace_fail_func));
7905         } else {
7906                 wpa_trace_fail_after = 0;
7907         }
7908         return 0;
7909 #else /* WPA_TRACE_BFD */
7910         return -1;
7911 #endif /* WPA_TRACE_BFD */
7912 }
7913
7914
7915 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7916                                     char *buf, size_t buflen)
7917 {
7918 #ifdef WPA_TRACE_BFD
7919         extern char wpa_trace_fail_func[256];
7920         extern unsigned int wpa_trace_fail_after;
7921
7922         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7923                            wpa_trace_fail_func);
7924 #else /* WPA_TRACE_BFD */
7925         return -1;
7926 #endif /* WPA_TRACE_BFD */
7927 }
7928
7929
7930 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
7931 {
7932 #ifdef WPA_TRACE_BFD
7933         extern char wpa_trace_test_fail_func[256];
7934         extern unsigned int wpa_trace_test_fail_after;
7935         char *pos;
7936
7937         wpa_trace_test_fail_after = atoi(cmd);
7938         pos = os_strchr(cmd, ':');
7939         if (pos) {
7940                 pos++;
7941                 os_strlcpy(wpa_trace_test_fail_func, pos,
7942                            sizeof(wpa_trace_test_fail_func));
7943         } else {
7944                 wpa_trace_test_fail_after = 0;
7945         }
7946         return 0;
7947 #else /* WPA_TRACE_BFD */
7948         return -1;
7949 #endif /* WPA_TRACE_BFD */
7950 }
7951
7952
7953 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
7954                                     char *buf, size_t buflen)
7955 {
7956 #ifdef WPA_TRACE_BFD
7957         extern char wpa_trace_test_fail_func[256];
7958         extern unsigned int wpa_trace_test_fail_after;
7959
7960         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
7961                            wpa_trace_test_fail_func);
7962 #else /* WPA_TRACE_BFD */
7963         return -1;
7964 #endif /* WPA_TRACE_BFD */
7965 }
7966
7967
7968 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
7969 {
7970         struct wpa_supplicant *wpa_s = eloop_ctx;
7971         int i, count = (intptr_t) timeout_ctx;
7972
7973         wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
7974                    count);
7975         for (i = 0; i < count; i++) {
7976                 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
7977                              i + 1, count);
7978         }
7979 }
7980
7981
7982 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
7983 {
7984         int count;
7985
7986         count = atoi(cmd);
7987         if (count <= 0)
7988                 return -1;
7989
7990         return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
7991                                       (void *) (intptr_t) count);
7992 }
7993
7994
7995 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
7996                                    const char *cmd)
7997 {
7998         struct wpabuf *buf;
7999         size_t len;
8000
8001         len = os_strlen(cmd);
8002         if (len & 1)
8003                 return -1;
8004         len /= 2;
8005
8006         if (len == 0) {
8007                 buf = NULL;
8008         } else {
8009                 buf = wpabuf_alloc(len);
8010                 if (buf == NULL)
8011                         return -1;
8012
8013                 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8014                         wpabuf_free(buf);
8015                         return -1;
8016                 }
8017         }
8018
8019         wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8020         return 0;
8021 }
8022
8023 #endif /* CONFIG_TESTING_OPTIONS */
8024
8025
8026 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8027 {
8028         char *pos = cmd;
8029         int frame;
8030         size_t len;
8031         struct wpabuf *buf;
8032         struct ieee802_11_elems elems;
8033
8034         frame = atoi(pos);
8035         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8036                 return -1;
8037         wpa_s = wpas_vendor_elem(wpa_s, frame);
8038
8039         pos = os_strchr(pos, ' ');
8040         if (pos == NULL)
8041                 return -1;
8042         pos++;
8043
8044         len = os_strlen(pos);
8045         if (len == 0)
8046                 return 0;
8047         if (len & 1)
8048                 return -1;
8049         len /= 2;
8050
8051         buf = wpabuf_alloc(len);
8052         if (buf == NULL)
8053                 return -1;
8054
8055         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8056                 wpabuf_free(buf);
8057                 return -1;
8058         }
8059
8060         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8061             ParseFailed) {
8062                 wpabuf_free(buf);
8063                 return -1;
8064         }
8065
8066         if (wpa_s->vendor_elem[frame] == NULL) {
8067                 wpa_s->vendor_elem[frame] = buf;
8068                 wpas_vendor_elem_update(wpa_s);
8069                 return 0;
8070         }
8071
8072         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8073                 wpabuf_free(buf);
8074                 return -1;
8075         }
8076
8077         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8078         wpabuf_free(buf);
8079         wpas_vendor_elem_update(wpa_s);
8080
8081         return 0;
8082 }
8083
8084
8085 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8086                                      char *buf, size_t buflen)
8087 {
8088         int frame = atoi(cmd);
8089
8090         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8091                 return -1;
8092         wpa_s = wpas_vendor_elem(wpa_s, frame);
8093
8094         if (wpa_s->vendor_elem[frame] == NULL)
8095                 return 0;
8096
8097         return wpa_snprintf_hex(buf, buflen,
8098                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8099                                 wpabuf_len(wpa_s->vendor_elem[frame]));
8100 }
8101
8102
8103 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8104 {
8105         char *pos = cmd;
8106         int frame;
8107         size_t len;
8108         u8 *buf;
8109         struct ieee802_11_elems elems;
8110         int res;
8111
8112         frame = atoi(pos);
8113         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8114                 return -1;
8115         wpa_s = wpas_vendor_elem(wpa_s, frame);
8116
8117         pos = os_strchr(pos, ' ');
8118         if (pos == NULL)
8119                 return -1;
8120         pos++;
8121
8122         if (*pos == '*') {
8123                 wpabuf_free(wpa_s->vendor_elem[frame]);
8124                 wpa_s->vendor_elem[frame] = NULL;
8125                 wpas_vendor_elem_update(wpa_s);
8126                 return 0;
8127         }
8128
8129         if (wpa_s->vendor_elem[frame] == NULL)
8130                 return -1;
8131
8132         len = os_strlen(pos);
8133         if (len == 0)
8134                 return 0;
8135         if (len & 1)
8136                 return -1;
8137         len /= 2;
8138
8139         buf = os_malloc(len);
8140         if (buf == NULL)
8141                 return -1;
8142
8143         if (hexstr2bin(pos, buf, len) < 0) {
8144                 os_free(buf);
8145                 return -1;
8146         }
8147
8148         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8149                 os_free(buf);
8150                 return -1;
8151         }
8152
8153         res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8154         os_free(buf);
8155         return res;
8156 }
8157
8158
8159 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8160 {
8161         struct wpa_supplicant *wpa_s = ctx;
8162
8163         if (neighbor_rep) {
8164                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8165                              "length=%u",
8166                              (unsigned int) wpabuf_len(neighbor_rep));
8167                 wpabuf_free(neighbor_rep);
8168         } else {
8169                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8170         }
8171 }
8172
8173
8174 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
8175                                             char *cmd)
8176 {
8177         struct wpa_ssid ssid;
8178         struct wpa_ssid *ssid_p = NULL;
8179         int ret = 0;
8180
8181         if (os_strncmp(cmd, " ssid=", 6) == 0) {
8182                 ssid.ssid_len = os_strlen(cmd + 6);
8183                 if (ssid.ssid_len > SSID_MAX_LEN)
8184                         return -1;
8185                 ssid.ssid = (u8 *) (cmd + 6);
8186                 ssid_p = &ssid;
8187         }
8188
8189         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
8190                                                  wpas_ctrl_neighbor_rep_cb,
8191                                                  wpa_s);
8192
8193         return ret;
8194 }
8195
8196
8197 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8198 {
8199         eapol_sm_erp_flush(wpa_s->eapol);
8200         return 0;
8201 }
8202
8203
8204 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8205                                          char *cmd)
8206 {
8207         char *token, *context = NULL;
8208         unsigned int enable = ~0, type = 0;
8209         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8210         u8 *addr = NULL, *mask = NULL;
8211
8212         while ((token = str_token(cmd, " ", &context))) {
8213                 if (os_strcasecmp(token, "scan") == 0) {
8214                         type |= MAC_ADDR_RAND_SCAN;
8215                 } else if (os_strcasecmp(token, "sched") == 0) {
8216                         type |= MAC_ADDR_RAND_SCHED_SCAN;
8217                 } else if (os_strcasecmp(token, "pno") == 0) {
8218                         type |= MAC_ADDR_RAND_PNO;
8219                 } else if (os_strcasecmp(token, "all") == 0) {
8220                         type = wpa_s->mac_addr_rand_supported;
8221                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8222                         enable = atoi(token + 7);
8223                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8224                         addr = _addr;
8225                         if (hwaddr_aton(token + 5, addr)) {
8226                                 wpa_printf(MSG_INFO,
8227                                            "CTRL: Invalid MAC address: %s",
8228                                            token);
8229                                 return -1;
8230                         }
8231                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8232                         mask = _mask;
8233                         if (hwaddr_aton(token + 5, mask)) {
8234                                 wpa_printf(MSG_INFO,
8235                                            "CTRL: Invalid MAC address mask: %s",
8236                                            token);
8237                                 return -1;
8238                         }
8239                 } else {
8240                         wpa_printf(MSG_INFO,
8241                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8242                                    token);
8243                         return -1;
8244                 }
8245         }
8246
8247         if (!type) {
8248                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8249                 return -1;
8250         }
8251
8252         if ((wpa_s->mac_addr_rand_supported & type) != type) {
8253                 wpa_printf(MSG_INFO,
8254                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8255                            type, wpa_s->mac_addr_rand_supported);
8256                 return -1;
8257         }
8258
8259         if (enable > 1) {
8260                 wpa_printf(MSG_INFO,
8261                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8262                 return -1;
8263         }
8264
8265         if (!enable) {
8266                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8267                 if (wpa_s->pno) {
8268                         if (type & MAC_ADDR_RAND_PNO) {
8269                                 wpas_stop_pno(wpa_s);
8270                                 wpas_start_pno(wpa_s);
8271                         }
8272                 } else if (wpa_s->sched_scanning &&
8273                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8274                         /* simulate timeout to restart the sched scan */
8275                         wpa_s->sched_scan_timed_out = 1;
8276                         wpa_s->prev_sched_ssid = NULL;
8277                         wpa_supplicant_cancel_sched_scan(wpa_s);
8278                 }
8279                 return 0;
8280         }
8281
8282         if ((addr && !mask) || (!addr && mask)) {
8283                 wpa_printf(MSG_INFO,
8284                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8285                 return -1;
8286         }
8287
8288         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8289                 wpa_printf(MSG_INFO,
8290                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8291                 return -1;
8292         }
8293
8294         if (type & MAC_ADDR_RAND_SCAN) {
8295                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8296                                             addr, mask);
8297         }
8298
8299         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8300                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8301                                             addr, mask);
8302
8303                 if (wpa_s->sched_scanning && !wpa_s->pno) {
8304                         /* simulate timeout to restart the sched scan */
8305                         wpa_s->sched_scan_timed_out = 1;
8306                         wpa_s->prev_sched_ssid = NULL;
8307                         wpa_supplicant_cancel_sched_scan(wpa_s);
8308                 }
8309         }
8310
8311         if (type & MAC_ADDR_RAND_PNO) {
8312                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8313                                             addr, mask);
8314                 if (wpa_s->pno) {
8315                         wpas_stop_pno(wpa_s);
8316                         wpas_start_pno(wpa_s);
8317                 }
8318         }
8319
8320         return 0;
8321 }
8322
8323
8324 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8325 {
8326         if (os_strcmp(cmd, "PING") == 0 ||
8327             os_strncmp(cmd, "BSS ", 4) == 0 ||
8328             os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8329             os_strncmp(cmd, "STATUS", 6) == 0 ||
8330             os_strncmp(cmd, "STA ", 4) == 0 ||
8331             os_strncmp(cmd, "STA-", 4) == 0)
8332                 return MSG_EXCESSIVE;
8333         return MSG_DEBUG;
8334 }
8335
8336
8337 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8338                                          char *buf, size_t *resp_len)
8339 {
8340         char *reply;
8341         const int reply_size = 4096;
8342         int reply_len;
8343
8344         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8345             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8346                 if (wpa_debug_show_keys)
8347                         wpa_dbg(wpa_s, MSG_DEBUG,
8348                                 "Control interface command '%s'", buf);
8349                 else
8350                         wpa_dbg(wpa_s, MSG_DEBUG,
8351                                 "Control interface command '%s [REMOVED]'",
8352                                 os_strncmp(buf, WPA_CTRL_RSP,
8353                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
8354                                 WPA_CTRL_RSP : "SET_NETWORK");
8355         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8356                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8357                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8358                                       (const u8 *) buf, os_strlen(buf));
8359         } else {
8360                 int level = wpas_ctrl_cmd_debug_level(buf);
8361                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8362         }
8363
8364         reply = os_malloc(reply_size);
8365         if (reply == NULL) {
8366                 *resp_len = 1;
8367                 return NULL;
8368         }
8369
8370         os_memcpy(reply, "OK\n", 3);
8371         reply_len = 3;
8372
8373         if (os_strcmp(buf, "PING") == 0) {
8374                 os_memcpy(reply, "PONG\n", 5);
8375                 reply_len = 5;
8376         } else if (os_strcmp(buf, "IFNAME") == 0) {
8377                 reply_len = os_strlen(wpa_s->ifname);
8378                 os_memcpy(reply, wpa_s->ifname, reply_len);
8379         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8380                 if (wpa_debug_reopen_file() < 0)
8381                         reply_len = -1;
8382         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8383                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8384         } else if (os_strcmp(buf, "MIB") == 0) {
8385                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8386                 if (reply_len >= 0) {
8387                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
8388                                                       reply + reply_len,
8389                                                       reply_size - reply_len);
8390                 }
8391         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8392                 reply_len = wpa_supplicant_ctrl_iface_status(
8393                         wpa_s, buf + 6, reply, reply_size);
8394         } else if (os_strcmp(buf, "PMKSA") == 0) {
8395                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
8396                                                     reply_size);
8397         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8398                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8399         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8400                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8401                         reply_len = -1;
8402         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8403                 reply_len = wpa_config_dump_values(wpa_s->conf,
8404                                                    reply, reply_size);
8405         } else if (os_strncmp(buf, "GET ", 4) == 0) {
8406                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8407                                                           reply, reply_size);
8408         } else if (os_strcmp(buf, "LOGON") == 0) {
8409                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8410         } else if (os_strcmp(buf, "LOGOFF") == 0) {
8411                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8412         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8413                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8414                         reply_len = -1;
8415                 else
8416                         wpas_request_connection(wpa_s);
8417         } else if (os_strcmp(buf, "REATTACH") == 0) {
8418                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8419                     !wpa_s->current_ssid)
8420                         reply_len = -1;
8421                 else {
8422                         wpa_s->reattach = 1;
8423                         wpas_request_connection(wpa_s);
8424                 }
8425         } else if (os_strcmp(buf, "RECONNECT") == 0) {
8426                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8427                         reply_len = -1;
8428                 else if (wpa_s->disconnected)
8429                         wpas_request_connection(wpa_s);
8430 #ifdef IEEE8021X_EAPOL
8431         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8432                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8433                         reply_len = -1;
8434 #endif /* IEEE8021X_EAPOL */
8435 #ifdef CONFIG_PEERKEY
8436         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8437                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8438                         reply_len = -1;
8439 #endif /* CONFIG_PEERKEY */
8440 #ifdef CONFIG_IEEE80211R
8441         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8442                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8443                         reply_len = -1;
8444 #endif /* CONFIG_IEEE80211R */
8445 #ifdef CONFIG_WPS
8446         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8447                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8448                 if (res == -2) {
8449                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8450                         reply_len = 17;
8451                 } else if (res)
8452                         reply_len = -1;
8453         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8454                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8455                 if (res == -2) {
8456                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8457                         reply_len = 17;
8458                 } else if (res)
8459                         reply_len = -1;
8460         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8461                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8462                                                               reply,
8463                                                               reply_size);
8464         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8465                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8466                         wpa_s, buf + 14, reply, reply_size);
8467         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8468                 if (wpas_wps_cancel(wpa_s))
8469                         reply_len = -1;
8470 #ifdef CONFIG_WPS_NFC
8471         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8472                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8473                         reply_len = -1;
8474         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8475                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8476                         reply_len = -1;
8477         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8478                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8479                         wpa_s, buf + 21, reply, reply_size);
8480         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8481                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8482                         wpa_s, buf + 14, reply, reply_size);
8483         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8484                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8485                                                                buf + 17))
8486                         reply_len = -1;
8487         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8488                 reply_len = wpas_ctrl_nfc_get_handover_req(
8489                         wpa_s, buf + 21, reply, reply_size);
8490         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8491                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8492                         wpa_s, buf + 21, reply, reply_size);
8493         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8494                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8495                         reply_len = -1;
8496 #endif /* CONFIG_WPS_NFC */
8497         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8498                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8499                         reply_len = -1;
8500 #ifdef CONFIG_AP
8501         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8502                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8503                         wpa_s, buf + 11, reply, reply_size);
8504 #endif /* CONFIG_AP */
8505 #ifdef CONFIG_WPS_ER
8506         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8507                 if (wpas_wps_er_start(wpa_s, NULL))
8508                         reply_len = -1;
8509         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8510                 if (wpas_wps_er_start(wpa_s, buf + 13))
8511                         reply_len = -1;
8512         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8513                 wpas_wps_er_stop(wpa_s);
8514         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8515                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8516                         reply_len = -1;
8517         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8518                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8519                 if (ret == -2) {
8520                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8521                         reply_len = 17;
8522                 } else if (ret == -3) {
8523                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8524                         reply_len = 18;
8525                 } else if (ret == -4) {
8526                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8527                         reply_len = 20;
8528                 } else if (ret)
8529                         reply_len = -1;
8530         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8531                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8532                         reply_len = -1;
8533         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8534                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8535                                                                 buf + 18))
8536                         reply_len = -1;
8537         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8538                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8539                         reply_len = -1;
8540 #ifdef CONFIG_WPS_NFC
8541         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8542                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8543                         wpa_s, buf + 24, reply, reply_size);
8544 #endif /* CONFIG_WPS_NFC */
8545 #endif /* CONFIG_WPS_ER */
8546 #endif /* CONFIG_WPS */
8547 #ifdef CONFIG_IBSS_RSN
8548         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8549                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8550                         reply_len = -1;
8551 #endif /* CONFIG_IBSS_RSN */
8552 #ifdef CONFIG_MESH
8553         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8554                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8555                         wpa_s, buf + 19, reply, reply_size);
8556         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8557                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8558                         wpa_s, "", reply, reply_size);
8559         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8560                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8561                         reply_len = -1;
8562         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8563                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8564                                                                 buf + 18))
8565                         reply_len = -1;
8566 #endif /* CONFIG_MESH */
8567 #ifdef CONFIG_P2P
8568         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8569                 if (p2p_ctrl_find(wpa_s, buf + 8))
8570                         reply_len = -1;
8571         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8572                 if (p2p_ctrl_find(wpa_s, ""))
8573                         reply_len = -1;
8574         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8575                 wpas_p2p_stop_find(wpa_s);
8576         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8577                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8578                         reply_len = -1;
8579         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8580                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8581                         reply_len = -1;
8582         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8583                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8584                                              reply_size);
8585         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8586                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8587                         reply_len = -1;
8588         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8589                 if (p2p_ctrl_listen(wpa_s, ""))
8590                         reply_len = -1;
8591         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8592                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8593                         reply_len = -1;
8594         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8595                 if (p2p_ctrl_group_add(wpa_s, ""))
8596                         reply_len = -1;
8597         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8598                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8599                         reply_len = -1;
8600         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8601                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8602                         reply_len = -1;
8603         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8604                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8605         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8606                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8607                                                    reply_size);
8608         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8609                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8610                         reply_len = -1;
8611         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8612                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8613                         reply_len = -1;
8614         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8615                 wpas_p2p_sd_service_update(wpa_s);
8616         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8617                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8618                         reply_len = -1;
8619         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8620                 wpas_p2p_service_flush(wpa_s);
8621         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8622                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8623                         reply_len = -1;
8624         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8625                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8626                         reply_len = -1;
8627         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8628                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8629                         reply_len = -1;
8630         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8631                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8632                         reply_len = -1;
8633         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8634                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8635                         reply_len = -1;
8636         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8637                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8638                                               reply_size);
8639         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8640                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8641                         reply_len = -1;
8642         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8643                 p2p_ctrl_flush(wpa_s);
8644         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8645                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8646                         reply_len = -1;
8647         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8648                 if (wpas_p2p_cancel(wpa_s))
8649                         reply_len = -1;
8650         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8651                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8652                         reply_len = -1;
8653         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8654                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8655                         reply_len = -1;
8656         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8657                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8658                         reply_len = -1;
8659         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8660                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8661                         reply_len = -1;
8662         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8663                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8664                         reply_len = -1;
8665 #endif /* CONFIG_P2P */
8666 #ifdef CONFIG_WIFI_DISPLAY
8667         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8668                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8669                         reply_len = -1;
8670         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8671                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8672                                                      reply, reply_size);
8673 #endif /* CONFIG_WIFI_DISPLAY */
8674 #ifdef CONFIG_INTERWORKING
8675         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8676                 if (interworking_fetch_anqp(wpa_s) < 0)
8677                         reply_len = -1;
8678         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8679                 interworking_stop_fetch_anqp(wpa_s);
8680         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8681                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8682                         reply_len = -1;
8683         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8684                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8685                         reply_len = -1;
8686         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8687                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8688                         reply_len = -1;
8689         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8690                 int id;
8691
8692                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8693                 if (id < 0)
8694                         reply_len = -1;
8695                 else {
8696                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8697                         if (os_snprintf_error(reply_size, reply_len))
8698                                 reply_len = -1;
8699                 }
8700         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8701                 if (get_anqp(wpa_s, buf + 9) < 0)
8702                         reply_len = -1;
8703         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8704                 if (gas_request(wpa_s, buf + 12) < 0)
8705                         reply_len = -1;
8706         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8707                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8708                                              reply_size);
8709 #endif /* CONFIG_INTERWORKING */
8710 #ifdef CONFIG_HS20
8711         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8712                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8713                         reply_len = -1;
8714         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8715                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8716                         reply_len = -1;
8717         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8718                 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
8719                         reply_len = -1;
8720         } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
8721                 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
8722                         reply_len = -1;
8723         } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
8724                 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
8725         } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
8726                 if (del_hs20_icon(wpa_s, buf + 14) < 0)
8727                         reply_len = -1;
8728         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8729                 if (hs20_fetch_osu(wpa_s) < 0)
8730                         reply_len = -1;
8731         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8732                 hs20_cancel_fetch_osu(wpa_s);
8733 #endif /* CONFIG_HS20 */
8734         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8735         {
8736                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8737                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8738                         reply_len = -1;
8739                 else {
8740                         /*
8741                          * Notify response from timeout to allow the control
8742                          * interface response to be sent first.
8743                          */
8744                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8745                                                wpa_s, NULL);
8746                 }
8747         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8748                 if (wpa_supplicant_reload_configuration(wpa_s))
8749                         reply_len = -1;
8750         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8751                 wpa_supplicant_terminate_proc(wpa_s->global);
8752         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8753                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8754                         reply_len = -1;
8755         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8756                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8757                         wpa_s, buf + 9, reply, reply_size);
8758         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8759                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8760                         wpa_s, buf + 9, reply, reply_size);
8761         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8762                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8763                         wpa_s, buf + 14, reply, reply_size);
8764         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8765                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8766                         wpa_s, NULL, reply, reply_size);
8767         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8768 #ifdef CONFIG_SME
8769                 wpa_s->sme.prev_bssid_set = 0;
8770 #endif /* CONFIG_SME */
8771                 wpa_s->reassociate = 0;
8772                 wpa_s->disconnected = 1;
8773                 wpa_supplicant_cancel_sched_scan(wpa_s);
8774                 wpa_supplicant_cancel_scan(wpa_s);
8775                 wpa_supplicant_deauthenticate(wpa_s,
8776                                               WLAN_REASON_DEAUTH_LEAVING);
8777                 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8778         } else if (os_strcmp(buf, "SCAN") == 0) {
8779                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8780         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8781                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8782         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8783                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8784                         wpa_s, reply, reply_size);
8785         } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
8786                 if (wpas_abort_ongoing_scan(wpa_s) < 0)
8787                         reply_len = -1;
8788         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8789                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8790                         reply_len = -1;
8791         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8792                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8793                         reply_len = -1;
8794         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8795                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8796                         reply_len = -1;
8797         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8798                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8799                         wpa_s, reply, reply_size);
8800         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8801                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8802                         reply_len = -1;
8803         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8804                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8805                         reply_len = -1;
8806         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8807                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8808                         wpa_s, buf + 12, reply, reply_size);
8809         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8810                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
8811                                                           wpa_s))
8812                         reply_len = -1;
8813         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8814                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8815                         wpa_s, reply, reply_size);
8816         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8817                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8818                         wpa_s, reply, reply_size);
8819         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8820                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8821                         reply_len = -1;
8822         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8823                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8824                         reply_len = -1;
8825         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8826                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8827                                                                reply,
8828                                                                reply_size);
8829 #ifndef CONFIG_NO_CONFIG_WRITE
8830         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8831                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8832                         reply_len = -1;
8833 #endif /* CONFIG_NO_CONFIG_WRITE */
8834         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8835                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8836                         wpa_s, buf + 15, reply, reply_size);
8837         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8838                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8839                         reply_len = -1;
8840         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8841                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8842                         reply_len = -1;
8843         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8844                 reply_len = wpa_supplicant_global_iface_list(
8845                         wpa_s->global, reply, reply_size);
8846         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
8847                 reply_len = wpa_supplicant_global_iface_interfaces(
8848                         wpa_s->global, buf + 10, reply, reply_size);
8849         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8850                 reply_len = wpa_supplicant_ctrl_iface_bss(
8851                         wpa_s, buf + 4, reply, reply_size);
8852 #ifdef CONFIG_AP
8853         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8854                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8855         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8856                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8857                                               reply_size);
8858         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8859                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8860                                                    reply_size);
8861         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8862                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8863                         reply_len = -1;
8864         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8865                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8866                         reply_len = -1;
8867         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8868                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8869                         reply_len = -1;
8870         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8871                 if (wpas_ap_stop_ap(wpa_s))
8872                         reply_len = -1;
8873 #endif /* CONFIG_AP */
8874         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8875                 wpas_notify_suspend(wpa_s->global);
8876         } else if (os_strcmp(buf, "RESUME") == 0) {
8877                 wpas_notify_resume(wpa_s->global);
8878 #ifdef CONFIG_TESTING_OPTIONS
8879         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8880                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8881 #endif /* CONFIG_TESTING_OPTIONS */
8882         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8883                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8884                         reply_len = -1;
8885         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8886                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8887         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8888                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8889                         reply_len = -1;
8890         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8891                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8892                                                                buf + 17))
8893                         reply_len = -1;
8894         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8895                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8896 #ifdef CONFIG_TDLS
8897         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8898                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8899                         reply_len = -1;
8900         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8901                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8902                         reply_len = -1;
8903         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8904                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8905                         reply_len = -1;
8906         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8907                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8908                                                                buf + 17))
8909                         reply_len = -1;
8910         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8911                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8912                                                                       buf + 24))
8913                         reply_len = -1;
8914         } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
8915                 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
8916                         wpa_s, buf + 17, reply, reply_size);
8917 #endif /* CONFIG_TDLS */
8918         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8919                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8920         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8921                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8922                         reply_len = -1;
8923         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8924                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8925                         reply_len = -1;
8926         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8927                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8928                                                        reply_size);
8929         } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
8930                 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
8931                         reply_len = -1;
8932         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8933                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8934                                                        reply_size);
8935 #ifdef CONFIG_AUTOSCAN
8936         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8937                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8938                         reply_len = -1;
8939 #endif /* CONFIG_AUTOSCAN */
8940 #ifdef ANDROID
8941         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8942                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8943                                                       reply_size);
8944 #endif /* ANDROID */
8945         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8946                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8947                                                       reply_size);
8948         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8949                 pmksa_cache_clear_current(wpa_s->wpa);
8950                 eapol_sm_request_reauth(wpa_s->eapol);
8951 #ifdef CONFIG_WNM
8952         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8953                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8954                         reply_len = -1;
8955         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8956                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8957                                 reply_len = -1;
8958 #endif /* CONFIG_WNM */
8959         } else if (os_strcmp(buf, "FLUSH") == 0) {
8960                 wpa_supplicant_ctrl_iface_flush(wpa_s);
8961         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8962                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8963                                                  reply_size);
8964 #ifdef CONFIG_TESTING_OPTIONS
8965         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8966                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8967                         reply_len = -1;
8968         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8969                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8970         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8971                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8972                         reply_len = -1;
8973         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8974                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8975                         reply_len = -1;
8976         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8977                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8978                         reply_len = -1;
8979         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8980                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8981                         reply_len = -1;
8982         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8983                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8984                         reply_len = -1;
8985         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8986                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8987                         reply_len = -1;
8988         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8989                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8990         } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
8991                 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
8992                         reply_len = -1;
8993         } else if (os_strcmp(buf, "GET_FAIL") == 0) {
8994                 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
8995         } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
8996                 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
8997                         reply_len = -1;
8998         } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
8999                 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
9000                         reply_len = -1;
9001 #endif /* CONFIG_TESTING_OPTIONS */
9002         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9003                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9004                         reply_len = -1;
9005         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9006                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9007                                                       reply_size);
9008         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9009                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9010                         reply_len = -1;
9011         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9012                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
9013                         reply_len = -1;
9014         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9015                 wpas_ctrl_iface_erp_flush(wpa_s);
9016         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9017                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9018                         reply_len = -1;
9019         } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9020                 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9021                         wpa_s, buf + 19, reply, reply_size);
9022         } else {
9023                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9024                 reply_len = 16;
9025         }
9026
9027         if (reply_len < 0) {
9028                 os_memcpy(reply, "FAIL\n", 5);
9029                 reply_len = 5;
9030         }
9031
9032         *resp_len = reply_len;
9033         return reply;
9034 }
9035
9036
9037 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9038                                            char *cmd)
9039 {
9040         struct wpa_interface iface;
9041         char *pos, *extra;
9042         struct wpa_supplicant *wpa_s;
9043         unsigned int create_iface = 0;
9044         u8 mac_addr[ETH_ALEN];
9045         enum wpa_driver_if_type type = WPA_IF_STATION;
9046
9047         /*
9048          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9049          * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9050          */
9051         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9052
9053         os_memset(&iface, 0, sizeof(iface));
9054
9055         do {
9056                 iface.ifname = pos = cmd;
9057                 pos = os_strchr(pos, '\t');
9058                 if (pos)
9059                         *pos++ = '\0';
9060                 if (iface.ifname[0] == '\0')
9061                         return -1;
9062                 if (pos == NULL)
9063                         break;
9064
9065                 iface.confname = pos;
9066                 pos = os_strchr(pos, '\t');
9067                 if (pos)
9068                         *pos++ = '\0';
9069                 if (iface.confname[0] == '\0')
9070                         iface.confname = NULL;
9071                 if (pos == NULL)
9072                         break;
9073
9074                 iface.driver = pos;
9075                 pos = os_strchr(pos, '\t');
9076                 if (pos)
9077                         *pos++ = '\0';
9078                 if (iface.driver[0] == '\0')
9079                         iface.driver = NULL;
9080                 if (pos == NULL)
9081                         break;
9082
9083                 iface.ctrl_interface = pos;
9084                 pos = os_strchr(pos, '\t');
9085                 if (pos)
9086                         *pos++ = '\0';
9087                 if (iface.ctrl_interface[0] == '\0')
9088                         iface.ctrl_interface = NULL;
9089                 if (pos == NULL)
9090                         break;
9091
9092                 iface.driver_param = pos;
9093                 pos = os_strchr(pos, '\t');
9094                 if (pos)
9095                         *pos++ = '\0';
9096                 if (iface.driver_param[0] == '\0')
9097                         iface.driver_param = NULL;
9098                 if (pos == NULL)
9099                         break;
9100
9101                 iface.bridge_ifname = pos;
9102                 pos = os_strchr(pos, '\t');
9103                 if (pos)
9104                         *pos++ = '\0';
9105                 if (iface.bridge_ifname[0] == '\0')
9106                         iface.bridge_ifname = NULL;
9107                 if (pos == NULL)
9108                         break;
9109
9110                 extra = pos;
9111                 pos = os_strchr(pos, '\t');
9112                 if (pos)
9113                         *pos++ = '\0';
9114                 if (!extra[0])
9115                         break;
9116
9117                 if (os_strcmp(extra, "create") == 0) {
9118                         create_iface = 1;
9119                         if (!pos)
9120                                 break;
9121
9122                         if (os_strcmp(pos, "sta") == 0) {
9123                                 type = WPA_IF_STATION;
9124                         } else if (os_strcmp(pos, "ap") == 0) {
9125                                 type = WPA_IF_AP_BSS;
9126                         } else {
9127                                 wpa_printf(MSG_DEBUG,
9128                                            "INTERFACE_ADD unsupported interface type: '%s'",
9129                                            pos);
9130                                 return -1;
9131                         }
9132                 } else {
9133                         wpa_printf(MSG_DEBUG,
9134                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
9135                                    extra);
9136                         return -1;
9137                 }
9138         } while (0);
9139
9140         if (create_iface) {
9141                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9142                            iface.ifname);
9143                 if (!global->ifaces)
9144                         return -1;
9145                 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9146                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
9147                         wpa_printf(MSG_ERROR,
9148                                    "CTRL_IFACE interface creation failed");
9149                         return -1;
9150                 }
9151
9152                 wpa_printf(MSG_DEBUG,
9153                            "CTRL_IFACE interface '%s' created with MAC addr: "
9154                            MACSTR, iface.ifname, MAC2STR(mac_addr));
9155         }
9156
9157         if (wpa_supplicant_get_iface(global, iface.ifname))
9158                 goto fail;
9159
9160         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9161         if (!wpa_s)
9162                 goto fail;
9163         wpa_s->added_vif = create_iface;
9164         return 0;
9165
9166 fail:
9167         if (create_iface)
9168                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9169         return -1;
9170 }
9171
9172
9173 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9174                                               char *cmd)
9175 {
9176         struct wpa_supplicant *wpa_s;
9177         int ret;
9178         unsigned int delete_iface;
9179
9180         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9181
9182         wpa_s = wpa_supplicant_get_iface(global, cmd);
9183         if (wpa_s == NULL)
9184                 return -1;
9185         delete_iface = wpa_s->added_vif;
9186         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9187         if (!ret && delete_iface) {
9188                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9189                            cmd);
9190                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9191         }
9192         return ret;
9193 }
9194
9195
9196 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9197 {
9198         struct wpa_interface_info *prev;
9199
9200         while (iface) {
9201                 prev = iface;
9202                 iface = iface->next;
9203
9204                 os_free(prev->ifname);
9205                 os_free(prev->desc);
9206                 os_free(prev);
9207         }
9208 }
9209
9210
9211 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9212                                             char *buf, int len)
9213 {
9214         int i, res;
9215         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9216         char *pos, *end;
9217
9218         for (i = 0; wpa_drivers[i]; i++) {
9219                 const struct wpa_driver_ops *drv = wpa_drivers[i];
9220                 if (drv->get_interfaces == NULL)
9221                         continue;
9222                 tmp = drv->get_interfaces(global->drv_priv[i]);
9223                 if (tmp == NULL)
9224                         continue;
9225
9226                 if (last == NULL)
9227                         iface = last = tmp;
9228                 else
9229                         last->next = tmp;
9230                 while (last->next)
9231                         last = last->next;
9232         }
9233
9234         pos = buf;
9235         end = buf + len;
9236         for (tmp = iface; tmp; tmp = tmp->next) {
9237                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9238                                   tmp->drv_name, tmp->ifname,
9239                                   tmp->desc ? tmp->desc : "");
9240                 if (os_snprintf_error(end - pos, res)) {
9241                         *pos = '\0';
9242                         break;
9243                 }
9244                 pos += res;
9245         }
9246
9247         wpa_free_iface_info(iface);
9248
9249         return pos - buf;
9250 }
9251
9252
9253 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9254                                                   const char *input,
9255                                                   char *buf, int len)
9256 {
9257         int res;
9258         char *pos, *end;
9259         struct wpa_supplicant *wpa_s;
9260         int show_ctrl = 0;
9261
9262         if (input)
9263                 show_ctrl = !!os_strstr(input, "ctrl");
9264
9265         wpa_s = global->ifaces;
9266         pos = buf;
9267         end = buf + len;
9268
9269         while (wpa_s) {
9270                 if (show_ctrl)
9271                         res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
9272                                           wpa_s->ifname,
9273                                           wpa_s->conf->ctrl_interface ?
9274                                           wpa_s->conf->ctrl_interface : "N/A");
9275                 else
9276                         res = os_snprintf(pos, end - pos, "%s\n",
9277                                           wpa_s->ifname);
9278
9279                 if (os_snprintf_error(end - pos, res)) {
9280                         *pos = '\0';
9281                         break;
9282                 }
9283                 pos += res;
9284                 wpa_s = wpa_s->next;
9285         }
9286         return pos - buf;
9287 }
9288
9289
9290 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9291                                             const char *ifname,
9292                                             char *cmd, size_t *resp_len)
9293 {
9294         struct wpa_supplicant *wpa_s;
9295
9296         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9297                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9298                         break;
9299         }
9300
9301         if (wpa_s == NULL) {
9302                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9303                 if (resp)
9304                         *resp_len = os_strlen(resp);
9305                 else
9306                         *resp_len = 1;
9307                 return resp;
9308         }
9309
9310         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9311 }
9312
9313
9314 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9315                                                char *buf, size_t *resp_len)
9316 {
9317 #ifdef CONFIG_P2P
9318         static const char * cmd[] = {
9319                 "LIST_NETWORKS",
9320                 "P2P_FIND",
9321                 "P2P_STOP_FIND",
9322                 "P2P_LISTEN",
9323                 "P2P_GROUP_ADD",
9324                 "P2P_GET_PASSPHRASE",
9325                 "P2P_SERVICE_UPDATE",
9326                 "P2P_SERVICE_FLUSH",
9327                 "P2P_FLUSH",
9328                 "P2P_CANCEL",
9329                 "P2P_PRESENCE_REQ",
9330                 "P2P_EXT_LISTEN",
9331                 NULL
9332         };
9333         static const char * prefix[] = {
9334 #ifdef ANDROID
9335                 "DRIVER ",
9336 #endif /* ANDROID */
9337                 "GET_NETWORK ",
9338                 "REMOVE_NETWORK ",
9339                 "P2P_FIND ",
9340                 "P2P_CONNECT ",
9341                 "P2P_LISTEN ",
9342                 "P2P_GROUP_REMOVE ",
9343                 "P2P_GROUP_ADD ",
9344                 "P2P_PROV_DISC ",
9345                 "P2P_SERV_DISC_REQ ",
9346                 "P2P_SERV_DISC_CANCEL_REQ ",
9347                 "P2P_SERV_DISC_RESP ",
9348                 "P2P_SERV_DISC_EXTERNAL ",
9349                 "P2P_SERVICE_ADD ",
9350                 "P2P_SERVICE_DEL ",
9351                 "P2P_SERVICE_REP ",
9352                 "P2P_REJECT ",
9353                 "P2P_INVITE ",
9354                 "P2P_PEER ",
9355                 "P2P_SET ",
9356                 "P2P_UNAUTHORIZE ",
9357                 "P2P_PRESENCE_REQ ",
9358                 "P2P_EXT_LISTEN ",
9359                 "P2P_REMOVE_CLIENT ",
9360                 "WPS_NFC_TOKEN ",
9361                 "WPS_NFC_TAG_READ ",
9362                 "NFC_GET_HANDOVER_SEL ",
9363                 "NFC_GET_HANDOVER_REQ ",
9364                 "NFC_REPORT_HANDOVER ",
9365                 "P2P_ASP_PROVISION ",
9366                 "P2P_ASP_PROVISION_RESP ",
9367                 NULL
9368         };
9369         int found = 0;
9370         int i;
9371
9372         if (global->p2p_init_wpa_s == NULL)
9373                 return NULL;
9374
9375         for (i = 0; !found && cmd[i]; i++) {
9376                 if (os_strcmp(buf, cmd[i]) == 0)
9377                         found = 1;
9378         }
9379
9380         for (i = 0; !found && prefix[i]; i++) {
9381                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9382                         found = 1;
9383         }
9384
9385         if (found)
9386                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9387                                                          buf, resp_len);
9388 #endif /* CONFIG_P2P */
9389         return NULL;
9390 }
9391
9392
9393 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9394                                                char *buf, size_t *resp_len)
9395 {
9396 #ifdef CONFIG_WIFI_DISPLAY
9397         if (global->p2p_init_wpa_s == NULL)
9398                 return NULL;
9399         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9400             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9401                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9402                                                          buf, resp_len);
9403 #endif /* CONFIG_WIFI_DISPLAY */
9404         return NULL;
9405 }
9406
9407
9408 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9409                                            char *buf, size_t *resp_len)
9410 {
9411         char *ret;
9412
9413         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9414         if (ret)
9415                 return ret;
9416
9417         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9418         if (ret)
9419                 return ret;
9420
9421         return NULL;
9422 }
9423
9424
9425 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9426 {
9427         char *value;
9428
9429         value = os_strchr(cmd, ' ');
9430         if (value == NULL)
9431                 return -1;
9432         *value++ = '\0';
9433
9434         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9435
9436 #ifdef CONFIG_WIFI_DISPLAY
9437         if (os_strcasecmp(cmd, "wifi_display") == 0) {
9438                 wifi_display_enable(global, !!atoi(value));
9439                 return 0;
9440         }
9441 #endif /* CONFIG_WIFI_DISPLAY */
9442
9443         /* Restore cmd to its original value to allow redirection */
9444         value[-1] = ' ';
9445
9446         return -1;
9447 }
9448
9449
9450 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9451                                               char *cmd)
9452 {
9453         struct wpa_supplicant *wpa_s[2]; /* src, dst */
9454         char *p;
9455         unsigned int i;
9456
9457         /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9458          * <variable name> */
9459
9460         for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9461                 p = os_strchr(cmd, ' ');
9462                 if (p == NULL)
9463                         return -1;
9464                 *p = '\0';
9465
9466                 wpa_s[i] = global->ifaces;
9467                 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9468                         if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9469                                 break;
9470                 }
9471
9472                 if (!wpa_s[i]) {
9473                         wpa_printf(MSG_DEBUG,
9474                                    "CTRL_IFACE: Could not find iface=%s", cmd);
9475                         return -1;
9476                 }
9477
9478                 cmd = p + 1;
9479         }
9480
9481         return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9482 }
9483
9484
9485 #ifndef CONFIG_NO_CONFIG_WRITE
9486 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9487 {
9488         int ret = 0, saved = 0;
9489         struct wpa_supplicant *wpa_s;
9490
9491         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9492                 if (!wpa_s->conf->update_config) {
9493                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9494                         continue;
9495                 }
9496
9497                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9498                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9499                         ret = 1;
9500                 } else {
9501                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9502                         saved++;
9503                 }
9504         }
9505
9506         if (!saved && !ret) {
9507                 wpa_dbg(wpa_s, MSG_DEBUG,
9508                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9509                 ret = 1;
9510         }
9511
9512         return ret;
9513 }
9514 #endif /* CONFIG_NO_CONFIG_WRITE */
9515
9516
9517 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9518                                          char *buf, size_t buflen)
9519 {
9520         char *pos, *end;
9521         int ret;
9522         struct wpa_supplicant *wpa_s;
9523
9524         pos = buf;
9525         end = buf + buflen;
9526
9527 #ifdef CONFIG_P2P
9528         if (global->p2p && !global->p2p_disabled) {
9529                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9530                                   "\n"
9531                                   "p2p_state=%s\n",
9532                                   MAC2STR(global->p2p_dev_addr),
9533                                   p2p_get_state_txt(global->p2p));
9534                 if (os_snprintf_error(end - pos, ret))
9535                         return pos - buf;
9536                 pos += ret;
9537         } else if (global->p2p) {
9538                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9539                 if (os_snprintf_error(end - pos, ret))
9540                         return pos - buf;
9541                 pos += ret;
9542         }
9543 #endif /* CONFIG_P2P */
9544
9545 #ifdef CONFIG_WIFI_DISPLAY
9546         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9547                           !!global->wifi_display);
9548         if (os_snprintf_error(end - pos, ret))
9549                 return pos - buf;
9550         pos += ret;
9551 #endif /* CONFIG_WIFI_DISPLAY */
9552
9553         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9554                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9555                                   "address=" MACSTR "\n",
9556                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9557                 if (os_snprintf_error(end - pos, ret))
9558                         return pos - buf;
9559                 pos += ret;
9560         }
9561
9562         return pos - buf;
9563 }
9564
9565
9566 #ifdef CONFIG_FST
9567
9568 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9569                                              char *cmd, char *buf,
9570                                              size_t reply_size)
9571 {
9572         char ifname[IFNAMSIZ + 1];
9573         struct fst_iface_cfg cfg;
9574         struct wpa_supplicant *wpa_s;
9575         struct fst_wpa_obj iface_obj;
9576
9577         if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9578                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9579                 if (wpa_s) {
9580                         if (wpa_s->fst) {
9581                                 wpa_printf(MSG_INFO, "FST: Already attached");
9582                                 return -1;
9583                         }
9584                         fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9585                         wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9586                                                 &iface_obj, &cfg);
9587                         if (wpa_s->fst)
9588                                 return os_snprintf(buf, reply_size, "OK\n");
9589                 }
9590         }
9591
9592         return -1;
9593 }
9594
9595
9596 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9597                                              char *cmd, char *buf,
9598                                              size_t reply_size)
9599 {
9600         char ifname[IFNAMSIZ + 1];
9601         struct wpa_supplicant *wpa_s;
9602
9603         if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9604                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9605                 if (wpa_s) {
9606                         if (!fst_iface_detach(ifname)) {
9607                                 wpa_s->fst = NULL;
9608                                 return os_snprintf(buf, reply_size, "OK\n");
9609                         }
9610                 }
9611         }
9612
9613         return -1;
9614 }
9615
9616 #endif /* CONFIG_FST */
9617
9618
9619 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9620                                                 char *buf, size_t *resp_len)
9621 {
9622         char *reply;
9623         const int reply_size = 2048;
9624         int reply_len;
9625         int level = MSG_DEBUG;
9626
9627         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9628                 char *pos = os_strchr(buf + 7, ' ');
9629                 if (pos) {
9630                         *pos++ = '\0';
9631                         return wpas_global_ctrl_iface_ifname(global,
9632                                                              buf + 7, pos,
9633                                                              resp_len);
9634                 }
9635         }
9636
9637         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9638         if (reply)
9639                 return reply;
9640
9641         if (os_strcmp(buf, "PING") == 0)
9642                 level = MSG_EXCESSIVE;
9643         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9644                           (const u8 *) buf, os_strlen(buf));
9645
9646         reply = os_malloc(reply_size);
9647         if (reply == NULL) {
9648                 *resp_len = 1;
9649                 return NULL;
9650         }
9651
9652         os_memcpy(reply, "OK\n", 3);
9653         reply_len = 3;
9654
9655         if (os_strcmp(buf, "PING") == 0) {
9656                 os_memcpy(reply, "PONG\n", 5);
9657                 reply_len = 5;
9658         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9659                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9660                         reply_len = -1;
9661         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9662                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9663                         reply_len = -1;
9664         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9665                 reply_len = wpa_supplicant_global_iface_list(
9666                         global, reply, reply_size);
9667         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9668                 reply_len = wpa_supplicant_global_iface_interfaces(
9669                         global, buf + 10, reply, reply_size);
9670 #ifdef CONFIG_FST
9671         } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9672                 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9673                                                               reply,
9674                                                               reply_size);
9675         } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9676                 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9677                                                               reply,
9678                                                               reply_size);
9679         } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
9680                 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
9681 #endif /* CONFIG_FST */
9682         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9683                 wpa_supplicant_terminate_proc(global);
9684         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9685                 wpas_notify_suspend(global);
9686         } else if (os_strcmp(buf, "RESUME") == 0) {
9687                 wpas_notify_resume(global);
9688         } else if (os_strncmp(buf, "SET ", 4) == 0) {
9689                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
9690 #ifdef CONFIG_P2P
9691                         if (global->p2p_init_wpa_s) {
9692                                 os_free(reply);
9693                                 /* Check if P2P redirection would work for this
9694                                  * command. */
9695                                 return wpa_supplicant_ctrl_iface_process(
9696                                         global->p2p_init_wpa_s,
9697                                         buf, resp_len);
9698                         }
9699 #endif /* CONFIG_P2P */
9700                         reply_len = -1;
9701                 }
9702         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9703                 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
9704                         reply_len = -1;
9705 #ifndef CONFIG_NO_CONFIG_WRITE
9706         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9707                 if (wpas_global_ctrl_iface_save_config(global))
9708                         reply_len = -1;
9709 #endif /* CONFIG_NO_CONFIG_WRITE */
9710         } else if (os_strcmp(buf, "STATUS") == 0) {
9711                 reply_len = wpas_global_ctrl_iface_status(global, reply,
9712                                                           reply_size);
9713 #ifdef CONFIG_MODULE_TESTS
9714         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
9715                 int wpas_module_tests(void);
9716                 if (wpas_module_tests() < 0)
9717                         reply_len = -1;
9718 #endif /* CONFIG_MODULE_TESTS */
9719         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9720                 if (wpa_debug_reopen_file() < 0)
9721                         reply_len = -1;
9722         } else {
9723                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9724                 reply_len = 16;
9725         }
9726
9727         if (reply_len < 0) {
9728                 os_memcpy(reply, "FAIL\n", 5);
9729                 reply_len = 5;
9730         }
9731
9732         *resp_len = reply_len;
9733         return reply;
9734 }