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
2731 static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
2732         struct wpa_supplicant *wpa_s, char *cmd)
2733 {
2734         u8 addr[ETH_ALEN];
2735
2736         if (hwaddr_aton(cmd, addr) < 0)
2737                 return -1;
2738
2739         return wpas_mesh_peer_remove(wpa_s, addr);
2740 }
2741
2742
2743 static int wpa_supplicant_ctrl_iface_mesh_peer_add(
2744         struct wpa_supplicant *wpa_s, char *cmd)
2745 {
2746         u8 addr[ETH_ALEN];
2747         int duration;
2748         char *pos;
2749
2750         pos = os_strstr(cmd, " duration=");
2751         if (pos) {
2752                 *pos = '\0';
2753                 duration = atoi(pos + 10);
2754         } else {
2755                 duration = -1;
2756         }
2757
2758         if (hwaddr_aton(cmd, addr))
2759                 return -1;
2760
2761         return wpas_mesh_peer_add(wpa_s, addr, duration);
2762 }
2763
2764 #endif /* CONFIG_MESH */
2765
2766
2767 static int wpa_supplicant_ctrl_iface_select_network(
2768         struct wpa_supplicant *wpa_s, char *cmd)
2769 {
2770         int id;
2771         struct wpa_ssid *ssid;
2772         char *pos;
2773
2774         /* cmd: "<network id>" or "any" */
2775         if (os_strncmp(cmd, "any", 3) == 0) {
2776                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2777                 ssid = NULL;
2778         } else {
2779                 id = atoi(cmd);
2780                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2781
2782                 ssid = wpa_config_get_network(wpa_s->conf, id);
2783                 if (ssid == NULL) {
2784                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2785                                    "network id=%d", id);
2786                         return -1;
2787                 }
2788                 if (ssid->disabled == 2) {
2789                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2790                                    "SELECT_NETWORK with persistent P2P group");
2791                         return -1;
2792                 }
2793         }
2794
2795         pos = os_strstr(cmd, " freq=");
2796         if (pos) {
2797                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2798                 if (freqs) {
2799                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2800                         os_free(wpa_s->manual_scan_freqs);
2801                         wpa_s->manual_scan_freqs = freqs;
2802                 }
2803         }
2804
2805         wpa_s->scan_min_time.sec = 0;
2806         wpa_s->scan_min_time.usec = 0;
2807         wpa_supplicant_select_network(wpa_s, ssid);
2808
2809         return 0;
2810 }
2811
2812
2813 static int wpa_supplicant_ctrl_iface_enable_network(
2814         struct wpa_supplicant *wpa_s, char *cmd)
2815 {
2816         int id;
2817         struct wpa_ssid *ssid;
2818
2819         /* cmd: "<network id>" or "all" */
2820         if (os_strcmp(cmd, "all") == 0) {
2821                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2822                 ssid = NULL;
2823         } else {
2824                 id = atoi(cmd);
2825                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2826
2827                 ssid = wpa_config_get_network(wpa_s->conf, id);
2828                 if (ssid == NULL) {
2829                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2830                                    "network id=%d", id);
2831                         return -1;
2832                 }
2833                 if (ssid->disabled == 2) {
2834                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2835                                    "ENABLE_NETWORK with persistent P2P group");
2836                         return -1;
2837                 }
2838
2839                 if (os_strstr(cmd, " no-connect")) {
2840                         ssid->disabled = 0;
2841                         return 0;
2842                 }
2843         }
2844         wpa_s->scan_min_time.sec = 0;
2845         wpa_s->scan_min_time.usec = 0;
2846         wpa_supplicant_enable_network(wpa_s, ssid);
2847
2848         return 0;
2849 }
2850
2851
2852 static int wpa_supplicant_ctrl_iface_disable_network(
2853         struct wpa_supplicant *wpa_s, char *cmd)
2854 {
2855         int id;
2856         struct wpa_ssid *ssid;
2857
2858         /* cmd: "<network id>" or "all" */
2859         if (os_strcmp(cmd, "all") == 0) {
2860                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2861                 ssid = NULL;
2862         } else {
2863                 id = atoi(cmd);
2864                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2865
2866                 ssid = wpa_config_get_network(wpa_s->conf, id);
2867                 if (ssid == NULL) {
2868                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2869                                    "network id=%d", id);
2870                         return -1;
2871                 }
2872                 if (ssid->disabled == 2) {
2873                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2874                                    "DISABLE_NETWORK with persistent P2P "
2875                                    "group");
2876                         return -1;
2877                 }
2878         }
2879         wpa_supplicant_disable_network(wpa_s, ssid);
2880
2881         return 0;
2882 }
2883
2884
2885 static int wpa_supplicant_ctrl_iface_add_network(
2886         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2887 {
2888         struct wpa_ssid *ssid;
2889         int ret;
2890
2891         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2892
2893         ssid = wpa_config_add_network(wpa_s->conf);
2894         if (ssid == NULL)
2895                 return -1;
2896
2897         wpas_notify_network_added(wpa_s, ssid);
2898
2899         ssid->disabled = 1;
2900         wpa_config_set_network_defaults(ssid);
2901
2902         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2903         if (os_snprintf_error(buflen, ret))
2904                 return -1;
2905         return ret;
2906 }
2907
2908
2909 static int wpa_supplicant_ctrl_iface_remove_network(
2910         struct wpa_supplicant *wpa_s, char *cmd)
2911 {
2912         int id;
2913         struct wpa_ssid *ssid;
2914         int was_disabled;
2915
2916         /* cmd: "<network id>" or "all" */
2917         if (os_strcmp(cmd, "all") == 0) {
2918                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2919                 if (wpa_s->sched_scanning)
2920                         wpa_supplicant_cancel_sched_scan(wpa_s);
2921
2922                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2923                 if (wpa_s->current_ssid) {
2924 #ifdef CONFIG_SME
2925                         wpa_s->sme.prev_bssid_set = 0;
2926 #endif /* CONFIG_SME */
2927                         wpa_sm_set_config(wpa_s->wpa, NULL);
2928                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2929                         if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2930                                 wpa_s->own_disconnect_req = 1;
2931                         wpa_supplicant_deauthenticate(
2932                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2933                 }
2934                 ssid = wpa_s->conf->ssid;
2935                 while (ssid) {
2936                         struct wpa_ssid *remove_ssid = ssid;
2937                         id = ssid->id;
2938                         ssid = ssid->next;
2939                         if (wpa_s->last_ssid == remove_ssid)
2940                                 wpa_s->last_ssid = NULL;
2941                         wpas_notify_network_removed(wpa_s, remove_ssid);
2942                         wpa_config_remove_network(wpa_s->conf, id);
2943                 }
2944                 return 0;
2945         }
2946
2947         id = atoi(cmd);
2948         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2949
2950         ssid = wpa_config_get_network(wpa_s->conf, id);
2951         if (ssid)
2952                 wpas_notify_network_removed(wpa_s, ssid);
2953         if (ssid == NULL) {
2954                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2955                            "id=%d", id);
2956                 return -1;
2957         }
2958
2959         if (wpa_s->last_ssid == ssid)
2960                 wpa_s->last_ssid = NULL;
2961
2962         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2963 #ifdef CONFIG_SME
2964                 wpa_s->sme.prev_bssid_set = 0;
2965 #endif /* CONFIG_SME */
2966                 /*
2967                  * Invalidate the EAP session cache if the current or
2968                  * previously used network is removed.
2969                  */
2970                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2971         }
2972
2973         if (ssid == wpa_s->current_ssid) {
2974                 wpa_sm_set_config(wpa_s->wpa, NULL);
2975                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2976
2977                 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2978                         wpa_s->own_disconnect_req = 1;
2979                 wpa_supplicant_deauthenticate(wpa_s,
2980                                               WLAN_REASON_DEAUTH_LEAVING);
2981         }
2982
2983         was_disabled = ssid->disabled;
2984
2985         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2986                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2987                            "network id=%d", id);
2988                 return -1;
2989         }
2990
2991         if (!was_disabled && wpa_s->sched_scanning) {
2992                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2993                            "network from filters");
2994                 wpa_supplicant_cancel_sched_scan(wpa_s);
2995                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2996         }
2997
2998         return 0;
2999 }
3000
3001
3002 static int wpa_supplicant_ctrl_iface_update_network(
3003         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
3004         char *name, char *value)
3005 {
3006         int ret;
3007
3008         ret = wpa_config_set(ssid, name, value, 0);
3009         if (ret < 0) {
3010                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
3011                            "variable '%s'", name);
3012                 return -1;
3013         }
3014         if (ret == 1)
3015                 return 0; /* No change to the previously configured value */
3016
3017         if (os_strcmp(name, "bssid") != 0 &&
3018             os_strcmp(name, "priority") != 0) {
3019                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
3020
3021                 if (wpa_s->current_ssid == ssid ||
3022                     wpa_s->current_ssid == NULL) {
3023                         /*
3024                          * Invalidate the EAP session cache if anything in the
3025                          * current or previously used configuration changes.
3026                          */
3027                         eapol_sm_invalidate_cached_session(wpa_s->eapol);
3028                 }
3029         }
3030
3031         if ((os_strcmp(name, "psk") == 0 &&
3032              value[0] == '"' && ssid->ssid_len) ||
3033             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
3034                 wpa_config_update_psk(ssid);
3035         else if (os_strcmp(name, "priority") == 0)
3036                 wpa_config_update_prio_list(wpa_s->conf);
3037
3038         return 0;
3039 }
3040
3041
3042 static int wpa_supplicant_ctrl_iface_set_network(
3043         struct wpa_supplicant *wpa_s, char *cmd)
3044 {
3045         int id, ret, prev_bssid_set, prev_disabled;
3046         struct wpa_ssid *ssid;
3047         char *name, *value;
3048         u8 prev_bssid[ETH_ALEN];
3049
3050         /* cmd: "<network id> <variable name> <value>" */
3051         name = os_strchr(cmd, ' ');
3052         if (name == NULL)
3053                 return -1;
3054         *name++ = '\0';
3055
3056         value = os_strchr(name, ' ');
3057         if (value == NULL)
3058                 return -1;
3059         *value++ = '\0';
3060
3061         id = atoi(cmd);
3062         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3063                    id, name);
3064         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3065                               (u8 *) value, os_strlen(value));
3066
3067         ssid = wpa_config_get_network(wpa_s->conf, id);
3068         if (ssid == NULL) {
3069                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3070                            "id=%d", id);
3071                 return -1;
3072         }
3073
3074         prev_bssid_set = ssid->bssid_set;
3075         prev_disabled = ssid->disabled;
3076         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3077         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3078                                                        value);
3079         if (ret == 0 &&
3080             (ssid->bssid_set != prev_bssid_set ||
3081              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3082                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3083
3084         if (prev_disabled != ssid->disabled &&
3085             (prev_disabled == 2 || ssid->disabled == 2))
3086                 wpas_notify_network_type_changed(wpa_s, ssid);
3087
3088         return ret;
3089 }
3090
3091
3092 static int wpa_supplicant_ctrl_iface_get_network(
3093         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3094 {
3095         int id;
3096         size_t res;
3097         struct wpa_ssid *ssid;
3098         char *name, *value;
3099
3100         /* cmd: "<network id> <variable name>" */
3101         name = os_strchr(cmd, ' ');
3102         if (name == NULL || buflen == 0)
3103                 return -1;
3104         *name++ = '\0';
3105
3106         id = atoi(cmd);
3107         wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3108                    id, name);
3109
3110         ssid = wpa_config_get_network(wpa_s->conf, id);
3111         if (ssid == NULL) {
3112                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3113                            "id=%d", id);
3114                 return -1;
3115         }
3116
3117         value = wpa_config_get_no_key(ssid, name);
3118         if (value == NULL) {
3119                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3120                            "variable '%s'", name);
3121                 return -1;
3122         }
3123
3124         res = os_strlcpy(buf, value, buflen);
3125         if (res >= buflen) {
3126                 os_free(value);
3127                 return -1;
3128         }
3129
3130         os_free(value);
3131
3132         return res;
3133 }
3134
3135
3136 static int wpa_supplicant_ctrl_iface_dup_network(
3137         struct wpa_supplicant *wpa_s, char *cmd,
3138         struct wpa_supplicant *dst_wpa_s)
3139 {
3140         struct wpa_ssid *ssid_s, *ssid_d;
3141         char *name, *id, *value;
3142         int id_s, id_d, ret;
3143
3144         /* cmd: "<src network id> <dst network id> <variable name>" */
3145         id = os_strchr(cmd, ' ');
3146         if (id == NULL)
3147                 return -1;
3148         *id++ = '\0';
3149
3150         name = os_strchr(id, ' ');
3151         if (name == NULL)
3152                 return -1;
3153         *name++ = '\0';
3154
3155         id_s = atoi(cmd);
3156         id_d = atoi(id);
3157
3158         wpa_printf(MSG_DEBUG,
3159                    "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3160                    wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3161
3162         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3163         if (ssid_s == NULL) {
3164                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3165                            "network id=%d", id_s);
3166                 return -1;
3167         }
3168
3169         ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3170         if (ssid_d == NULL) {
3171                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3172                            "network id=%d", id_d);
3173                 return -1;
3174         }
3175
3176         value = wpa_config_get(ssid_s, name);
3177         if (value == NULL) {
3178                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3179                            "variable '%s'", name);
3180                 return -1;
3181         }
3182
3183         ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3184                                                        value);
3185
3186         os_free(value);
3187
3188         return ret;
3189 }
3190
3191
3192 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3193                                                 char *buf, size_t buflen)
3194 {
3195         char *pos, *end;
3196         struct wpa_cred *cred;
3197         int ret;
3198
3199         pos = buf;
3200         end = buf + buflen;
3201         ret = os_snprintf(pos, end - pos,
3202                           "cred id / realm / username / domain / imsi\n");
3203         if (os_snprintf_error(end - pos, ret))
3204                 return pos - buf;
3205         pos += ret;
3206
3207         cred = wpa_s->conf->cred;
3208         while (cred) {
3209                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3210                                   cred->id, cred->realm ? cred->realm : "",
3211                                   cred->username ? cred->username : "",
3212                                   cred->domain ? cred->domain[0] : "",
3213                                   cred->imsi ? cred->imsi : "");
3214                 if (os_snprintf_error(end - pos, ret))
3215                         return pos - buf;
3216                 pos += ret;
3217
3218                 cred = cred->next;
3219         }
3220
3221         return pos - buf;
3222 }
3223
3224
3225 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3226                                               char *buf, size_t buflen)
3227 {
3228         struct wpa_cred *cred;
3229         int ret;
3230
3231         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3232
3233         cred = wpa_config_add_cred(wpa_s->conf);
3234         if (cred == NULL)
3235                 return -1;
3236
3237         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3238
3239         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3240         if (os_snprintf_error(buflen, ret))
3241                 return -1;
3242         return ret;
3243 }
3244
3245
3246 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3247                                  struct wpa_cred *cred)
3248 {
3249         struct wpa_ssid *ssid;
3250         char str[20];
3251         int id;
3252
3253         if (cred == NULL) {
3254                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3255                 return -1;
3256         }
3257
3258         id = cred->id;
3259         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3260                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3261                 return -1;
3262         }
3263
3264         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3265
3266         /* Remove any network entry created based on the removed credential */
3267         ssid = wpa_s->conf->ssid;
3268         while (ssid) {
3269                 if (ssid->parent_cred == cred) {
3270                         int res;
3271
3272                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3273                                    "used the removed credential", ssid->id);
3274                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3275                         if (os_snprintf_error(sizeof(str), res))
3276                                 str[sizeof(str) - 1] = '\0';
3277                         ssid = ssid->next;
3278                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3279                 } else
3280                         ssid = ssid->next;
3281         }
3282
3283         return 0;
3284 }
3285
3286
3287 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3288                                                  char *cmd)
3289 {
3290         int id;
3291         struct wpa_cred *cred, *prev;
3292
3293         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3294          * "provisioning_sp=<FQDN> */
3295         if (os_strcmp(cmd, "all") == 0) {
3296                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3297                 cred = wpa_s->conf->cred;
3298                 while (cred) {
3299                         prev = cred;
3300                         cred = cred->next;
3301                         wpas_ctrl_remove_cred(wpa_s, prev);
3302                 }
3303                 return 0;
3304         }
3305
3306         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3307                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3308                            cmd + 8);
3309                 cred = wpa_s->conf->cred;
3310                 while (cred) {
3311                         prev = cred;
3312                         cred = cred->next;
3313                         if (prev->domain) {
3314                                 size_t i;
3315                                 for (i = 0; i < prev->num_domain; i++) {
3316                                         if (os_strcmp(prev->domain[i], cmd + 8)
3317                                             != 0)
3318                                                 continue;
3319                                         wpas_ctrl_remove_cred(wpa_s, prev);
3320                                         break;
3321                                 }
3322                         }
3323                 }
3324                 return 0;
3325         }
3326
3327         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3328                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3329                            cmd + 16);
3330                 cred = wpa_s->conf->cred;
3331                 while (cred) {
3332                         prev = cred;
3333                         cred = cred->next;
3334                         if (prev->provisioning_sp &&
3335                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3336                                 wpas_ctrl_remove_cred(wpa_s, prev);
3337                 }
3338                 return 0;
3339         }
3340
3341         id = atoi(cmd);
3342         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3343
3344         cred = wpa_config_get_cred(wpa_s->conf, id);
3345         return wpas_ctrl_remove_cred(wpa_s, cred);
3346 }
3347
3348
3349 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3350                                               char *cmd)
3351 {
3352         int id;
3353         struct wpa_cred *cred;
3354         char *name, *value;
3355
3356         /* cmd: "<cred id> <variable name> <value>" */
3357         name = os_strchr(cmd, ' ');
3358         if (name == NULL)
3359                 return -1;
3360         *name++ = '\0';
3361
3362         value = os_strchr(name, ' ');
3363         if (value == NULL)
3364                 return -1;
3365         *value++ = '\0';
3366
3367         id = atoi(cmd);
3368         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3369                    id, name);
3370         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3371                               (u8 *) value, os_strlen(value));
3372
3373         cred = wpa_config_get_cred(wpa_s->conf, id);
3374         if (cred == NULL) {
3375                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3376                            id);
3377                 return -1;
3378         }
3379
3380         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3381                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3382                            "variable '%s'", name);
3383                 return -1;
3384         }
3385
3386         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3387
3388         return 0;
3389 }
3390
3391
3392 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3393                                               char *cmd, char *buf,
3394                                               size_t buflen)
3395 {
3396         int id;
3397         size_t res;
3398         struct wpa_cred *cred;
3399         char *name, *value;
3400
3401         /* cmd: "<cred id> <variable name>" */
3402         name = os_strchr(cmd, ' ');
3403         if (name == NULL)
3404                 return -1;
3405         *name++ = '\0';
3406
3407         id = atoi(cmd);
3408         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3409                    id, name);
3410
3411         cred = wpa_config_get_cred(wpa_s->conf, id);
3412         if (cred == NULL) {
3413                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3414                            id);
3415                 return -1;
3416         }
3417
3418         value = wpa_config_get_cred_no_key(cred, name);
3419         if (value == NULL) {
3420                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3421                            name);
3422                 return -1;
3423         }
3424
3425         res = os_strlcpy(buf, value, buflen);
3426         if (res >= buflen) {
3427                 os_free(value);
3428                 return -1;
3429         }
3430
3431         os_free(value);
3432
3433         return res;
3434 }
3435
3436
3437 #ifndef CONFIG_NO_CONFIG_WRITE
3438 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3439 {
3440         int ret;
3441
3442         if (!wpa_s->conf->update_config) {
3443                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3444                            "to update configuration (update_config=0)");
3445                 return -1;
3446         }
3447
3448         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3449         if (ret) {
3450                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3451                            "update configuration");
3452         } else {
3453                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3454                            " updated");
3455         }
3456
3457         return ret;
3458 }
3459 #endif /* CONFIG_NO_CONFIG_WRITE */
3460
3461
3462 struct cipher_info {
3463         unsigned int capa;
3464         const char *name;
3465         int group_only;
3466 };
3467
3468 static const struct cipher_info ciphers[] = {
3469         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3470         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3471         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3472         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3473         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3474         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3475         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3476         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3477 };
3478
3479 static const struct cipher_info ciphers_group_mgmt[] = {
3480         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3481         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3482         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3483         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3484 };
3485
3486
3487 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3488                                               struct wpa_driver_capa *capa,
3489                                               char *buf, size_t buflen)
3490 {
3491         int ret;
3492         char *pos, *end;
3493         size_t len;
3494         unsigned int i;
3495
3496         pos = buf;
3497         end = pos + buflen;
3498
3499         if (res < 0) {
3500                 if (strict)
3501                         return 0;
3502                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3503                 if (len >= buflen)
3504                         return -1;
3505                 return len;
3506         }
3507
3508         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3509                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3510                         ret = os_snprintf(pos, end - pos, "%s%s",
3511                                           pos == buf ? "" : " ",
3512                                           ciphers[i].name);
3513                         if (os_snprintf_error(end - pos, ret))
3514                                 return pos - buf;
3515                         pos += ret;
3516                 }
3517         }
3518
3519         return pos - buf;
3520 }
3521
3522
3523 static int ctrl_iface_get_capability_group(int res, char *strict,
3524                                            struct wpa_driver_capa *capa,
3525                                            char *buf, size_t buflen)
3526 {
3527         int ret;
3528         char *pos, *end;
3529         size_t len;
3530         unsigned int i;
3531
3532         pos = buf;
3533         end = pos + buflen;
3534
3535         if (res < 0) {
3536                 if (strict)
3537                         return 0;
3538                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3539                 if (len >= buflen)
3540                         return -1;
3541                 return len;
3542         }
3543
3544         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3545                 if (capa->enc & ciphers[i].capa) {
3546                         ret = os_snprintf(pos, end - pos, "%s%s",
3547                                           pos == buf ? "" : " ",
3548                                           ciphers[i].name);
3549                         if (os_snprintf_error(end - pos, ret))
3550                                 return pos - buf;
3551                         pos += ret;
3552                 }
3553         }
3554
3555         return pos - buf;
3556 }
3557
3558
3559 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3560                                                 struct wpa_driver_capa *capa,
3561                                                 char *buf, size_t buflen)
3562 {
3563         int ret;
3564         char *pos, *end;
3565         unsigned int i;
3566
3567         pos = buf;
3568         end = pos + buflen;
3569
3570         if (res < 0)
3571                 return 0;
3572
3573         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3574                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3575                         ret = os_snprintf(pos, end - pos, "%s%s",
3576                                           pos == buf ? "" : " ",
3577                                           ciphers_group_mgmt[i].name);
3578                         if (os_snprintf_error(end - pos, ret))
3579                                 return pos - buf;
3580                         pos += ret;
3581                 }
3582         }
3583
3584         return pos - buf;
3585 }
3586
3587
3588 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3589                                               struct wpa_driver_capa *capa,
3590                                               char *buf, size_t buflen)
3591 {
3592         int ret;
3593         char *pos, *end;
3594         size_t len;
3595
3596         pos = buf;
3597         end = pos + buflen;
3598
3599         if (res < 0) {
3600                 if (strict)
3601                         return 0;
3602                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3603                                  "NONE", buflen);
3604                 if (len >= buflen)
3605                         return -1;
3606                 return len;
3607         }
3608
3609         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3610         if (os_snprintf_error(end - pos, ret))
3611                 return pos - buf;
3612         pos += ret;
3613
3614         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3615                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3616                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3617                 if (os_snprintf_error(end - pos, ret))
3618                         return pos - buf;
3619                 pos += ret;
3620         }
3621
3622         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3623                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3624                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3625                 if (os_snprintf_error(end - pos, ret))
3626                         return pos - buf;
3627                 pos += ret;
3628         }
3629
3630         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3631                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3632                 if (os_snprintf_error(end - pos, ret))
3633                         return pos - buf;
3634                 pos += ret;
3635         }
3636
3637 #ifdef CONFIG_SUITEB
3638         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3639                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3640                 if (os_snprintf_error(end - pos, ret))
3641                         return pos - buf;
3642                 pos += ret;
3643         }
3644 #endif /* CONFIG_SUITEB */
3645 #ifdef CONFIG_SUITEB192
3646         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3647                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3648                 if (os_snprintf_error(end - pos, ret))
3649                         return pos - buf;
3650                 pos += ret;
3651         }
3652 #endif /* CONFIG_SUITEB192 */
3653
3654         return pos - buf;
3655 }
3656
3657
3658 static int ctrl_iface_get_capability_proto(int res, char *strict,
3659                                            struct wpa_driver_capa *capa,
3660                                            char *buf, size_t buflen)
3661 {
3662         int ret;
3663         char *pos, *end;
3664         size_t len;
3665
3666         pos = buf;
3667         end = pos + buflen;
3668
3669         if (res < 0) {
3670                 if (strict)
3671                         return 0;
3672                 len = os_strlcpy(buf, "RSN WPA", buflen);
3673                 if (len >= buflen)
3674                         return -1;
3675                 return len;
3676         }
3677
3678         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3679                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3680                 ret = os_snprintf(pos, end - pos, "%sRSN",
3681                                   pos == buf ? "" : " ");
3682                 if (os_snprintf_error(end - pos, ret))
3683                         return pos - buf;
3684                 pos += ret;
3685         }
3686
3687         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3688                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3689                 ret = os_snprintf(pos, end - pos, "%sWPA",
3690                                   pos == buf ? "" : " ");
3691                 if (os_snprintf_error(end - pos, ret))
3692                         return pos - buf;
3693                 pos += ret;
3694         }
3695
3696         return pos - buf;
3697 }
3698
3699
3700 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3701                                               int res, char *strict,
3702                                               struct wpa_driver_capa *capa,
3703                                               char *buf, size_t buflen)
3704 {
3705         int ret;
3706         char *pos, *end;
3707         size_t len;
3708
3709         pos = buf;
3710         end = pos + buflen;
3711
3712         if (res < 0) {
3713                 if (strict)
3714                         return 0;
3715                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3716                 if (len >= buflen)
3717                         return -1;
3718                 return len;
3719         }
3720
3721         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3722                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3723                                   pos == buf ? "" : " ");
3724                 if (os_snprintf_error(end - pos, ret))
3725                         return pos - buf;
3726                 pos += ret;
3727         }
3728
3729         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3730                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3731                                   pos == buf ? "" : " ");
3732                 if (os_snprintf_error(end - pos, ret))
3733                         return pos - buf;
3734                 pos += ret;
3735         }
3736
3737         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3738                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3739                                   pos == buf ? "" : " ");
3740                 if (os_snprintf_error(end - pos, ret))
3741                         return pos - buf;
3742                 pos += ret;
3743         }
3744
3745 #ifdef CONFIG_SAE
3746         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3747                 ret = os_snprintf(pos, end - pos, "%sSAE",
3748                                   pos == buf ? "" : " ");
3749                 if (os_snprintf_error(end - pos, ret))
3750                         return pos - buf;
3751                 pos += ret;
3752         }
3753 #endif /* CONFIG_SAE */
3754
3755         return pos - buf;
3756 }
3757
3758
3759 static int ctrl_iface_get_capability_modes(int res, char *strict,
3760                                            struct wpa_driver_capa *capa,
3761                                            char *buf, size_t buflen)
3762 {
3763         int ret;
3764         char *pos, *end;
3765         size_t len;
3766
3767         pos = buf;
3768         end = pos + buflen;
3769
3770         if (res < 0) {
3771                 if (strict)
3772                         return 0;
3773                 len = os_strlcpy(buf, "IBSS AP", buflen);
3774                 if (len >= buflen)
3775                         return -1;
3776                 return len;
3777         }
3778
3779         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3780                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3781                                   pos == buf ? "" : " ");
3782                 if (os_snprintf_error(end - pos, ret))
3783                         return pos - buf;
3784                 pos += ret;
3785         }
3786
3787         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3788                 ret = os_snprintf(pos, end - pos, "%sAP",
3789                                   pos == buf ? "" : " ");
3790                 if (os_snprintf_error(end - pos, ret))
3791                         return pos - buf;
3792                 pos += ret;
3793         }
3794
3795 #ifdef CONFIG_MESH
3796         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3797                 ret = os_snprintf(pos, end - pos, "%sMESH",
3798                                   pos == buf ? "" : " ");
3799                 if (os_snprintf_error(end - pos, ret))
3800                         return pos - buf;
3801                 pos += ret;
3802         }
3803 #endif /* CONFIG_MESH */
3804
3805         return pos - buf;
3806 }
3807
3808
3809 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3810                                               char *buf, size_t buflen)
3811 {
3812         struct hostapd_channel_data *chnl;
3813         int ret, i, j;
3814         char *pos, *end, *hmode;
3815
3816         pos = buf;
3817         end = pos + buflen;
3818
3819         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3820                 switch (wpa_s->hw.modes[j].mode) {
3821                 case HOSTAPD_MODE_IEEE80211B:
3822                         hmode = "B";
3823                         break;
3824                 case HOSTAPD_MODE_IEEE80211G:
3825                         hmode = "G";
3826                         break;
3827                 case HOSTAPD_MODE_IEEE80211A:
3828                         hmode = "A";
3829                         break;
3830                 case HOSTAPD_MODE_IEEE80211AD:
3831                         hmode = "AD";
3832                         break;
3833                 default:
3834                         continue;
3835                 }
3836                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3837                 if (os_snprintf_error(end - pos, ret))
3838                         return pos - buf;
3839                 pos += ret;
3840                 chnl = wpa_s->hw.modes[j].channels;
3841                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3842                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3843                                 continue;
3844                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3845                         if (os_snprintf_error(end - pos, ret))
3846                                 return pos - buf;
3847                         pos += ret;
3848                 }
3849                 ret = os_snprintf(pos, end - pos, "\n");
3850                 if (os_snprintf_error(end - pos, ret))
3851                         return pos - buf;
3852                 pos += ret;
3853         }
3854
3855         return pos - buf;
3856 }
3857
3858
3859 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3860                                           char *buf, size_t buflen)
3861 {
3862         struct hostapd_channel_data *chnl;
3863         int ret, i, j;
3864         char *pos, *end, *hmode;
3865
3866         pos = buf;
3867         end = pos + buflen;
3868
3869         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3870                 switch (wpa_s->hw.modes[j].mode) {
3871                 case HOSTAPD_MODE_IEEE80211B:
3872                         hmode = "B";
3873                         break;
3874                 case HOSTAPD_MODE_IEEE80211G:
3875                         hmode = "G";
3876                         break;
3877                 case HOSTAPD_MODE_IEEE80211A:
3878                         hmode = "A";
3879                         break;
3880                 case HOSTAPD_MODE_IEEE80211AD:
3881                         hmode = "AD";
3882                         break;
3883                 default:
3884                         continue;
3885                 }
3886                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3887                                   hmode);
3888                 if (os_snprintf_error(end - pos, ret))
3889                         return pos - buf;
3890                 pos += ret;
3891                 chnl = wpa_s->hw.modes[j].channels;
3892                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3893                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3894                                 continue;
3895                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3896                                           chnl[i].chan, chnl[i].freq,
3897                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3898                                           " (NO_IR)" : "",
3899                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3900                                           " (DFS)" : "");
3901
3902                         if (os_snprintf_error(end - pos, ret))
3903                                 return pos - buf;
3904                         pos += ret;
3905                 }
3906                 ret = os_snprintf(pos, end - pos, "\n");
3907                 if (os_snprintf_error(end - pos, ret))
3908                         return pos - buf;
3909                 pos += ret;
3910         }
3911
3912         return pos - buf;
3913 }
3914
3915
3916 static int wpa_supplicant_ctrl_iface_get_capability(
3917         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3918         size_t buflen)
3919 {
3920         struct wpa_driver_capa capa;
3921         int res;
3922         char *strict;
3923         char field[30];
3924         size_t len;
3925
3926         /* Determine whether or not strict checking was requested */
3927         len = os_strlcpy(field, _field, sizeof(field));
3928         if (len >= sizeof(field))
3929                 return -1;
3930         strict = os_strchr(field, ' ');
3931         if (strict != NULL) {
3932                 *strict++ = '\0';
3933                 if (os_strcmp(strict, "strict") != 0)
3934                         return -1;
3935         }
3936
3937         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3938                 field, strict ? strict : "");
3939
3940         if (os_strcmp(field, "eap") == 0) {
3941                 return eap_get_names(buf, buflen);
3942         }
3943
3944         res = wpa_drv_get_capa(wpa_s, &capa);
3945
3946         if (os_strcmp(field, "pairwise") == 0)
3947                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3948                                                           buf, buflen);
3949
3950         if (os_strcmp(field, "group") == 0)
3951                 return ctrl_iface_get_capability_group(res, strict, &capa,
3952                                                        buf, buflen);
3953
3954         if (os_strcmp(field, "group_mgmt") == 0)
3955                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3956                                                             buf, buflen);
3957
3958         if (os_strcmp(field, "key_mgmt") == 0)
3959                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3960                                                           buf, buflen);
3961
3962         if (os_strcmp(field, "proto") == 0)
3963                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3964                                                        buf, buflen);
3965
3966         if (os_strcmp(field, "auth_alg") == 0)
3967                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3968                                                           &capa, buf, buflen);
3969
3970         if (os_strcmp(field, "modes") == 0)
3971                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3972                                                        buf, buflen);
3973
3974         if (os_strcmp(field, "channels") == 0)
3975                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3976
3977         if (os_strcmp(field, "freq") == 0)
3978                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3979
3980 #ifdef CONFIG_TDLS
3981         if (os_strcmp(field, "tdls") == 0)
3982                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3983 #endif /* CONFIG_TDLS */
3984
3985 #ifdef CONFIG_ERP
3986         if (os_strcmp(field, "erp") == 0) {
3987                 res = os_snprintf(buf, buflen, "ERP");
3988                 if (os_snprintf_error(buflen, res))
3989                         return -1;
3990                 return res;
3991         }
3992 #endif /* CONFIG_EPR */
3993
3994 #ifdef CONFIG_FIPS
3995         if (os_strcmp(field, "fips") == 0) {
3996                 res = os_snprintf(buf, buflen, "FIPS");
3997                 if (os_snprintf_error(buflen, res))
3998                         return -1;
3999                 return res;
4000         }
4001 #endif /* CONFIG_FIPS */
4002
4003 #ifdef CONFIG_ACS
4004         if (os_strcmp(field, "acs") == 0) {
4005                 res = os_snprintf(buf, buflen, "ACS");
4006                 if (os_snprintf_error(buflen, res))
4007                         return -1;
4008                 return res;
4009         }
4010 #endif /* CONFIG_ACS */
4011
4012         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
4013                    field);
4014
4015         return -1;
4016 }
4017
4018
4019 #ifdef CONFIG_INTERWORKING
4020 static char * anqp_add_hex(char *pos, char *end, const char *title,
4021                            struct wpabuf *data)
4022 {
4023         char *start = pos;
4024         size_t i;
4025         int ret;
4026         const u8 *d;
4027
4028         if (data == NULL)
4029                 return start;
4030
4031         ret = os_snprintf(pos, end - pos, "%s=", title);
4032         if (os_snprintf_error(end - pos, ret))
4033                 return start;
4034         pos += ret;
4035
4036         d = wpabuf_head_u8(data);
4037         for (i = 0; i < wpabuf_len(data); i++) {
4038                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
4039                 if (os_snprintf_error(end - pos, ret))
4040                         return start;
4041                 pos += ret;
4042         }
4043
4044         ret = os_snprintf(pos, end - pos, "\n");
4045         if (os_snprintf_error(end - pos, ret))
4046                 return start;
4047         pos += ret;
4048
4049         return pos;
4050 }
4051 #endif /* CONFIG_INTERWORKING */
4052
4053
4054 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4055                           unsigned long mask, char *buf, size_t buflen)
4056 {
4057         size_t i;
4058         int ret;
4059         char *pos, *end;
4060         const u8 *ie, *ie2, *osen_ie;
4061
4062         pos = buf;
4063         end = buf + buflen;
4064
4065         if (mask & WPA_BSS_MASK_ID) {
4066                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4067                 if (os_snprintf_error(end - pos, ret))
4068                         return 0;
4069                 pos += ret;
4070         }
4071
4072         if (mask & WPA_BSS_MASK_BSSID) {
4073                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4074                                   MAC2STR(bss->bssid));
4075                 if (os_snprintf_error(end - pos, ret))
4076                         return 0;
4077                 pos += ret;
4078         }
4079
4080         if (mask & WPA_BSS_MASK_FREQ) {
4081                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4082                 if (os_snprintf_error(end - pos, ret))
4083                         return 0;
4084                 pos += ret;
4085         }
4086
4087         if (mask & WPA_BSS_MASK_BEACON_INT) {
4088                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4089                                   bss->beacon_int);
4090                 if (os_snprintf_error(end - pos, ret))
4091                         return 0;
4092                 pos += ret;
4093         }
4094
4095         if (mask & WPA_BSS_MASK_CAPABILITIES) {
4096                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4097                                   bss->caps);
4098                 if (os_snprintf_error(end - pos, ret))
4099                         return 0;
4100                 pos += ret;
4101         }
4102
4103         if (mask & WPA_BSS_MASK_QUAL) {
4104                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4105                 if (os_snprintf_error(end - pos, ret))
4106                         return 0;
4107                 pos += ret;
4108         }
4109
4110         if (mask & WPA_BSS_MASK_NOISE) {
4111                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4112                 if (os_snprintf_error(end - pos, ret))
4113                         return 0;
4114                 pos += ret;
4115         }
4116
4117         if (mask & WPA_BSS_MASK_LEVEL) {
4118                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4119                 if (os_snprintf_error(end - pos, ret))
4120                         return 0;
4121                 pos += ret;
4122         }
4123
4124         if (mask & WPA_BSS_MASK_TSF) {
4125                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4126                                   (unsigned long long) bss->tsf);
4127                 if (os_snprintf_error(end - pos, ret))
4128                         return 0;
4129                 pos += ret;
4130         }
4131
4132         if (mask & WPA_BSS_MASK_AGE) {
4133                 struct os_reltime now;
4134
4135                 os_get_reltime(&now);
4136                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4137                                   (int) (now.sec - bss->last_update.sec));
4138                 if (os_snprintf_error(end - pos, ret))
4139                         return 0;
4140                 pos += ret;
4141         }
4142
4143         if (mask & WPA_BSS_MASK_IE) {
4144                 ret = os_snprintf(pos, end - pos, "ie=");
4145                 if (os_snprintf_error(end - pos, ret))
4146                         return 0;
4147                 pos += ret;
4148
4149                 ie = (const u8 *) (bss + 1);
4150                 for (i = 0; i < bss->ie_len; i++) {
4151                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4152                         if (os_snprintf_error(end - pos, ret))
4153                                 return 0;
4154                         pos += ret;
4155                 }
4156
4157                 ret = os_snprintf(pos, end - pos, "\n");
4158                 if (os_snprintf_error(end - pos, ret))
4159                         return 0;
4160                 pos += ret;
4161         }
4162
4163         if (mask & WPA_BSS_MASK_FLAGS) {
4164                 ret = os_snprintf(pos, end - pos, "flags=");
4165                 if (os_snprintf_error(end - pos, ret))
4166                         return 0;
4167                 pos += ret;
4168
4169                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4170                 if (ie)
4171                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4172                                                     2 + ie[1]);
4173                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4174                 if (ie2)
4175                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4176                                                     2 + ie2[1]);
4177                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4178                 if (osen_ie)
4179                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4180                                                     osen_ie, 2 + osen_ie[1]);
4181                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4182                 if (!ie && !ie2 && !osen_ie &&
4183                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4184                         ret = os_snprintf(pos, end - pos, "[WEP]");
4185                         if (os_snprintf_error(end - pos, ret))
4186                                 return 0;
4187                         pos += ret;
4188                 }
4189                 if (bss_is_dmg(bss)) {
4190                         const char *s;
4191                         ret = os_snprintf(pos, end - pos, "[DMG]");
4192                         if (os_snprintf_error(end - pos, ret))
4193                                 return 0;
4194                         pos += ret;
4195                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4196                         case IEEE80211_CAP_DMG_IBSS:
4197                                 s = "[IBSS]";
4198                                 break;
4199                         case IEEE80211_CAP_DMG_AP:
4200                                 s = "[ESS]";
4201                                 break;
4202                         case IEEE80211_CAP_DMG_PBSS:
4203                                 s = "[PBSS]";
4204                                 break;
4205                         default:
4206                                 s = "";
4207                                 break;
4208                         }
4209                         ret = os_snprintf(pos, end - pos, "%s", s);
4210                         if (os_snprintf_error(end - pos, ret))
4211                                 return 0;
4212                         pos += ret;
4213                 } else {
4214                         if (bss->caps & IEEE80211_CAP_IBSS) {
4215                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4216                                 if (os_snprintf_error(end - pos, ret))
4217                                         return 0;
4218                                 pos += ret;
4219                         }
4220                         if (bss->caps & IEEE80211_CAP_ESS) {
4221                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4222                                 if (os_snprintf_error(end - pos, ret))
4223                                         return 0;
4224                                 pos += ret;
4225                         }
4226                 }
4227                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4228                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4229                         ret = os_snprintf(pos, end - pos, "[P2P]");
4230                         if (os_snprintf_error(end - pos, ret))
4231                                 return 0;
4232                         pos += ret;
4233                 }
4234 #ifdef CONFIG_HS20
4235                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4236                         ret = os_snprintf(pos, end - pos, "[HS20]");
4237                         if (os_snprintf_error(end - pos, ret))
4238                                 return 0;
4239                         pos += ret;
4240                 }
4241 #endif /* CONFIG_HS20 */
4242
4243                 ret = os_snprintf(pos, end - pos, "\n");
4244                 if (os_snprintf_error(end - pos, ret))
4245                         return 0;
4246                 pos += ret;
4247         }
4248
4249         if (mask & WPA_BSS_MASK_SSID) {
4250                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4251                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4252                 if (os_snprintf_error(end - pos, ret))
4253                         return 0;
4254                 pos += ret;
4255         }
4256
4257 #ifdef CONFIG_WPS
4258         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4259                 ie = (const u8 *) (bss + 1);
4260                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4261                 if (ret >= end - pos)
4262                         return 0;
4263                 if (ret > 0)
4264                         pos += ret;
4265         }
4266 #endif /* CONFIG_WPS */
4267
4268 #ifdef CONFIG_P2P
4269         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4270                 ie = (const u8 *) (bss + 1);
4271                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4272                 if (ret < 0 || ret >= end - pos)
4273                         return 0;
4274                 pos += ret;
4275         }
4276 #endif /* CONFIG_P2P */
4277
4278 #ifdef CONFIG_WIFI_DISPLAY
4279         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4280                 struct wpabuf *wfd;
4281                 ie = (const u8 *) (bss + 1);
4282                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4283                                                   WFD_IE_VENDOR_TYPE);
4284                 if (wfd) {
4285                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4286                         if (os_snprintf_error(end - pos, ret)) {
4287                                 wpabuf_free(wfd);
4288                                 return 0;
4289                         }
4290                         pos += ret;
4291
4292                         pos += wpa_snprintf_hex(pos, end - pos,
4293                                                 wpabuf_head(wfd),
4294                                                 wpabuf_len(wfd));
4295                         wpabuf_free(wfd);
4296
4297                         ret = os_snprintf(pos, end - pos, "\n");
4298                         if (os_snprintf_error(end - pos, ret))
4299                                 return 0;
4300                         pos += ret;
4301                 }
4302         }
4303 #endif /* CONFIG_WIFI_DISPLAY */
4304
4305 #ifdef CONFIG_INTERWORKING
4306         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4307                 struct wpa_bss_anqp *anqp = bss->anqp;
4308                 struct wpa_bss_anqp_elem *elem;
4309
4310                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4311                                    anqp->capability_list);
4312                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4313                                    anqp->venue_name);
4314                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4315                                    anqp->network_auth_type);
4316                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4317                                    anqp->roaming_consortium);
4318                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4319                                    anqp->ip_addr_type_availability);
4320                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4321                                    anqp->nai_realm);
4322                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4323                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4324                                    anqp->domain_name);
4325 #ifdef CONFIG_HS20
4326                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4327                                    anqp->hs20_capability_list);
4328                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4329                                    anqp->hs20_operator_friendly_name);
4330                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4331                                    anqp->hs20_wan_metrics);
4332                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4333                                    anqp->hs20_connection_capability);
4334                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4335                                    anqp->hs20_operating_class);
4336                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4337                                    anqp->hs20_osu_providers_list);
4338 #endif /* CONFIG_HS20 */
4339
4340                 dl_list_for_each(elem, &anqp->anqp_elems,
4341                                  struct wpa_bss_anqp_elem, list) {
4342                         char title[20];
4343
4344                         os_snprintf(title, sizeof(title), "anqp[%u]",
4345                                     elem->infoid);
4346                         pos = anqp_add_hex(pos, end, title, elem->payload);
4347                 }
4348         }
4349 #endif /* CONFIG_INTERWORKING */
4350
4351 #ifdef CONFIG_MESH
4352         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4353                 ie = (const u8 *) (bss + 1);
4354                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4355                 if (ret < 0 || ret >= end - pos)
4356                         return 0;
4357                 pos += ret;
4358         }
4359 #endif /* CONFIG_MESH */
4360
4361         if (mask & WPA_BSS_MASK_SNR) {
4362                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4363                 if (os_snprintf_error(end - pos, ret))
4364                         return 0;
4365                 pos += ret;
4366         }
4367
4368         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4369                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4370                                   bss->est_throughput);
4371                 if (os_snprintf_error(end - pos, ret))
4372                         return 0;
4373                 pos += ret;
4374         }
4375
4376 #ifdef CONFIG_FST
4377         if (mask & WPA_BSS_MASK_FST) {
4378                 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4379                 if (ret < 0 || ret >= end - pos)
4380                         return 0;
4381                 pos += ret;
4382         }
4383 #endif /* CONFIG_FST */
4384
4385         if (mask & WPA_BSS_MASK_DELIM) {
4386                 ret = os_snprintf(pos, end - pos, "====\n");
4387                 if (os_snprintf_error(end - pos, ret))
4388                         return 0;
4389                 pos += ret;
4390         }
4391
4392         return pos - buf;
4393 }
4394
4395
4396 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4397                                          const char *cmd, char *buf,
4398                                          size_t buflen)
4399 {
4400         u8 bssid[ETH_ALEN];
4401         size_t i;
4402         struct wpa_bss *bss;
4403         struct wpa_bss *bsslast = NULL;
4404         struct dl_list *next;
4405         int ret = 0;
4406         int len;
4407         char *ctmp, *end = buf + buflen;
4408         unsigned long mask = WPA_BSS_MASK_ALL;
4409
4410         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4411                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4412                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4413                                             list_id);
4414                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4415                                                list_id);
4416                 } else { /* N1-N2 */
4417                         unsigned int id1, id2;
4418
4419                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4420                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4421                                            "format");
4422                                 return 0;
4423                         }
4424
4425                         if (*(cmd + 6) == '-')
4426                                 id1 = 0;
4427                         else
4428                                 id1 = atoi(cmd + 6);
4429                         ctmp++;
4430                         if (*ctmp >= '0' && *ctmp <= '9')
4431                                 id2 = atoi(ctmp);
4432                         else
4433                                 id2 = (unsigned int) -1;
4434                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4435                         if (id2 == (unsigned int) -1)
4436                                 bsslast = dl_list_last(&wpa_s->bss_id,
4437                                                        struct wpa_bss,
4438                                                        list_id);
4439                         else {
4440                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4441                                 if (bsslast == NULL && bss && id2 > id1) {
4442                                         struct wpa_bss *tmp = bss;
4443                                         for (;;) {
4444                                                 next = tmp->list_id.next;
4445                                                 if (next == &wpa_s->bss_id)
4446                                                         break;
4447                                                 tmp = dl_list_entry(
4448                                                         next, struct wpa_bss,
4449                                                         list_id);
4450                                                 if (tmp->id > id2)
4451                                                         break;
4452                                                 bsslast = tmp;
4453                                         }
4454                                 }
4455                         }
4456                 }
4457         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4458                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4459         else if (os_strncmp(cmd, "LAST", 4) == 0)
4460                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4461         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4462                 i = atoi(cmd + 3);
4463                 bss = wpa_bss_get_id(wpa_s, i);
4464         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4465                 i = atoi(cmd + 5);
4466                 bss = wpa_bss_get_id(wpa_s, i);
4467                 if (bss) {
4468                         next = bss->list_id.next;
4469                         if (next == &wpa_s->bss_id)
4470                                 bss = NULL;
4471                         else
4472                                 bss = dl_list_entry(next, struct wpa_bss,
4473                                                     list_id);
4474                 }
4475 #ifdef CONFIG_P2P
4476         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4477                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4478                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4479                 else
4480                         bss = NULL;
4481 #endif /* CONFIG_P2P */
4482         } else if (hwaddr_aton(cmd, bssid) == 0)
4483                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4484         else {
4485                 struct wpa_bss *tmp;
4486                 i = atoi(cmd);
4487                 bss = NULL;
4488                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4489                 {
4490                         if (i-- == 0) {
4491                                 bss = tmp;
4492                                 break;
4493                         }
4494                 }
4495         }
4496
4497         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4498                 mask = strtoul(ctmp + 5, NULL, 0x10);
4499                 if (mask == 0)
4500                         mask = WPA_BSS_MASK_ALL;
4501         }
4502
4503         if (bss == NULL)
4504                 return 0;
4505
4506         if (bsslast == NULL)
4507                 bsslast = bss;
4508         do {
4509                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4510                 ret += len;
4511                 buf += len;
4512                 buflen -= len;
4513                 if (bss == bsslast) {
4514                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4515                             (bss == dl_list_last(&wpa_s->bss_id,
4516                                                  struct wpa_bss, list_id))) {
4517                                 int res;
4518
4519                                 res = os_snprintf(buf - 5, end - buf + 5,
4520                                                   "####\n");
4521                                 if (os_snprintf_error(end - buf + 5, res)) {
4522                                         wpa_printf(MSG_DEBUG,
4523                                                    "Could not add end delim");
4524                                 }
4525                         }
4526                         break;
4527                 }
4528                 next = bss->list_id.next;
4529                 if (next == &wpa_s->bss_id)
4530                         break;
4531                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4532         } while (bss && len);
4533
4534         return ret;
4535 }
4536
4537
4538 static int wpa_supplicant_ctrl_iface_ap_scan(
4539         struct wpa_supplicant *wpa_s, char *cmd)
4540 {
4541         int ap_scan = atoi(cmd);
4542         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4543 }
4544
4545
4546 static int wpa_supplicant_ctrl_iface_scan_interval(
4547         struct wpa_supplicant *wpa_s, char *cmd)
4548 {
4549         int scan_int = atoi(cmd);
4550         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4551 }
4552
4553
4554 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4555         struct wpa_supplicant *wpa_s, char *cmd)
4556 {
4557         int expire_age = atoi(cmd);
4558         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4559 }
4560
4561
4562 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4563         struct wpa_supplicant *wpa_s, char *cmd)
4564 {
4565         int expire_count = atoi(cmd);
4566         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4567 }
4568
4569
4570 static void wpa_supplicant_ctrl_iface_bss_flush(
4571         struct wpa_supplicant *wpa_s, char *cmd)
4572 {
4573         int flush_age = atoi(cmd);
4574
4575         if (flush_age == 0)
4576                 wpa_bss_flush(wpa_s);
4577         else
4578                 wpa_bss_flush_by_age(wpa_s, flush_age);
4579 }
4580
4581
4582 #ifdef CONFIG_TESTING_OPTIONS
4583 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4584 {
4585         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4586         /* MLME-DELETEKEYS.request */
4587         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4588         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4589         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4590         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4591 #ifdef CONFIG_IEEE80211W
4592         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4593         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4594 #endif /* CONFIG_IEEE80211W */
4595
4596         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4597                         0);
4598         /* MLME-SETPROTECTION.request(None) */
4599         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4600                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4601                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4602         wpa_sm_drop_sa(wpa_s->wpa);
4603 }
4604 #endif /* CONFIG_TESTING_OPTIONS */
4605
4606
4607 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4608                                           char *addr)
4609 {
4610 #ifdef CONFIG_NO_SCAN_PROCESSING
4611         return -1;
4612 #else /* CONFIG_NO_SCAN_PROCESSING */
4613         u8 bssid[ETH_ALEN];
4614         struct wpa_bss *bss;
4615         struct wpa_ssid *ssid = wpa_s->current_ssid;
4616
4617         if (hwaddr_aton(addr, bssid)) {
4618                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4619                            "address '%s'", addr);
4620                 return -1;
4621         }
4622
4623         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4624
4625         if (!ssid) {
4626                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4627                            "configuration known for the target AP");
4628                 return -1;
4629         }
4630
4631         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4632         if (!bss) {
4633                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4634                            "from BSS table");
4635                 return -1;
4636         }
4637
4638         /*
4639          * TODO: Find best network configuration block from configuration to
4640          * allow roaming to other networks
4641          */
4642
4643         wpa_s->reassociate = 1;
4644         wpa_supplicant_connect(wpa_s, bss, ssid);
4645
4646         return 0;
4647 #endif /* CONFIG_NO_SCAN_PROCESSING */
4648 }
4649
4650
4651 #ifdef CONFIG_P2P
4652 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4653 {
4654         unsigned int timeout = atoi(cmd);
4655         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4656         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4657         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4658         char *pos;
4659         unsigned int search_delay;
4660         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4661         u8 seek_count = 0;
4662         int freq = 0;
4663
4664         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4665                 wpa_dbg(wpa_s, MSG_INFO,
4666                         "Reject P2P_FIND since interface is disabled");
4667                 return -1;
4668         }
4669         if (os_strstr(cmd, "type=social"))
4670                 type = P2P_FIND_ONLY_SOCIAL;
4671         else if (os_strstr(cmd, "type=progressive"))
4672                 type = P2P_FIND_PROGRESSIVE;
4673
4674         pos = os_strstr(cmd, "dev_id=");
4675         if (pos) {
4676                 pos += 7;
4677                 if (hwaddr_aton(pos, dev_id))
4678                         return -1;
4679                 _dev_id = dev_id;
4680         }
4681
4682         pos = os_strstr(cmd, "dev_type=");
4683         if (pos) {
4684                 pos += 9;
4685                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4686                         return -1;
4687                 _dev_type = dev_type;
4688         }
4689
4690         pos = os_strstr(cmd, "delay=");
4691         if (pos) {
4692                 pos += 6;
4693                 search_delay = atoi(pos);
4694         } else
4695                 search_delay = wpas_p2p_search_delay(wpa_s);
4696
4697         pos = os_strstr(cmd, "freq=");
4698         if (pos) {
4699                 pos += 5;
4700                 freq = atoi(pos);
4701                 if (freq <= 0)
4702                         return -1;
4703         }
4704
4705         /* Must be searched for last, because it adds nul termination */
4706         pos = os_strstr(cmd, " seek=");
4707         if (pos)
4708                 pos += 6;
4709         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4710                 char *term;
4711
4712                 _seek[seek_count++] = pos;
4713                 seek = _seek;
4714                 term = os_strchr(pos, ' ');
4715                 if (!term)
4716                         break;
4717                 *term = '\0';
4718                 pos = os_strstr(term + 1, "seek=");
4719                 if (pos)
4720                         pos += 5;
4721         }
4722         if (seek_count > P2P_MAX_QUERY_HASH) {
4723                 seek[0] = NULL;
4724                 seek_count = 1;
4725         }
4726
4727         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4728                              _dev_id, search_delay, seek_count, seek, freq);
4729 }
4730
4731
4732 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4733 {
4734         const char *last = NULL;
4735         const char *token;
4736         long int token_len;
4737         unsigned int i;
4738
4739         /* Expected predefined CPT names delimited by ':' */
4740         for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4741                 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4742                         wpa_printf(MSG_ERROR,
4743                                    "P2PS: CPT name list is too long, expected up to %d names",
4744                                    P2PS_FEATURE_CAPAB_CPT_MAX);
4745                         cpt[0] = 0;
4746                         return -1;
4747                 }
4748
4749                 token_len = last - token;
4750
4751                 if (token_len  == 3 &&
4752                     os_memcmp(token, "UDP", token_len) == 0) {
4753                         cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4754                 } else if (token_len == 3 &&
4755                            os_memcmp(token, "MAC", token_len) == 0) {
4756                         cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4757                 } else {
4758                         wpa_printf(MSG_ERROR,
4759                                    "P2PS: Unsupported CPT name '%s'", token);
4760                         cpt[0] = 0;
4761                         return -1;
4762                 }
4763
4764                 if (isblank((unsigned char) *last)) {
4765                         i++;
4766                         break;
4767                 }
4768         }
4769         cpt[i] = 0;
4770         return 0;
4771 }
4772
4773
4774 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4775 {
4776         struct p2ps_provision *p2ps_prov;
4777         char *pos;
4778         size_t info_len = 0;
4779         char *info = NULL;
4780         u8 role = P2PS_SETUP_NONE;
4781         long long unsigned val;
4782         int i;
4783
4784         pos = os_strstr(cmd, "info=");
4785         if (pos) {
4786                 pos += 5;
4787                 info_len = os_strlen(pos);
4788
4789                 if (info_len) {
4790                         info = os_malloc(info_len + 1);
4791                         if (info) {
4792                                 info_len = utf8_unescape(pos, info_len,
4793                                                          info, info_len + 1);
4794                         } else
4795                                 info_len = 0;
4796                 }
4797         }
4798
4799         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4800         if (p2ps_prov == NULL) {
4801                 os_free(info);
4802                 return NULL;
4803         }
4804
4805         if (info) {
4806                 os_memcpy(p2ps_prov->info, info, info_len);
4807                 p2ps_prov->info[info_len] = '\0';
4808                 os_free(info);
4809         }
4810
4811         pos = os_strstr(cmd, "status=");
4812         if (pos)
4813                 p2ps_prov->status = atoi(pos + 7);
4814         else
4815                 p2ps_prov->status = -1;
4816
4817         pos = os_strstr(cmd, "adv_id=");
4818         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4819                 goto invalid_args;
4820         p2ps_prov->adv_id = val;
4821
4822         pos = os_strstr(cmd, "method=");
4823         if (pos)
4824                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4825         else
4826                 p2ps_prov->method = 0;
4827
4828         pos = os_strstr(cmd, "session=");
4829         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4830                 goto invalid_args;
4831         p2ps_prov->session_id = val;
4832
4833         pos = os_strstr(cmd, "adv_mac=");
4834         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4835                 goto invalid_args;
4836
4837         pos = os_strstr(cmd, "session_mac=");
4838         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4839                 goto invalid_args;
4840
4841         pos = os_strstr(cmd, "cpt=");
4842         if (pos) {
4843                 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4844                                                  p2ps_prov->cpt_priority))
4845                         goto invalid_args;
4846         } else {
4847                 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4848         }
4849
4850         for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4851                 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4852
4853         /* force conncap with tstCap (no sanity checks) */
4854         pos = os_strstr(cmd, "tstCap=");
4855         if (pos) {
4856                 role = strtol(pos + 7, NULL, 16);
4857         } else {
4858                 pos = os_strstr(cmd, "role=");
4859                 if (pos) {
4860                         role = strtol(pos + 5, NULL, 16);
4861                         if (role != P2PS_SETUP_CLIENT &&
4862                             role != P2PS_SETUP_GROUP_OWNER)
4863                                 role = P2PS_SETUP_NONE;
4864                 }
4865         }
4866         p2ps_prov->role = role;
4867
4868         return p2ps_prov;
4869
4870 invalid_args:
4871         os_free(p2ps_prov);
4872         return NULL;
4873 }
4874
4875
4876 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4877 {
4878         u8 addr[ETH_ALEN];
4879         struct p2ps_provision *p2ps_prov;
4880         char *pos;
4881
4882         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4883
4884         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4885
4886         if (hwaddr_aton(cmd, addr))
4887                 return -1;
4888
4889         pos = cmd + 17;
4890         if (*pos != ' ')
4891                 return -1;
4892
4893         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4894         if (!p2ps_prov)
4895                 return -1;
4896
4897         if (p2ps_prov->status < 0) {
4898                 os_free(p2ps_prov);
4899                 return -1;
4900         }
4901
4902         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4903                                   p2ps_prov);
4904 }
4905
4906
4907 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4908 {
4909         u8 addr[ETH_ALEN];
4910         struct p2ps_provision *p2ps_prov;
4911         char *pos;
4912
4913         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4914          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4915          */
4916
4917         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4918         if (hwaddr_aton(cmd, addr))
4919                 return -1;
4920
4921         pos = cmd + 17;
4922         if (*pos != ' ')
4923                 return -1;
4924
4925         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4926         if (!p2ps_prov)
4927                 return -1;
4928
4929         p2ps_prov->pd_seeker = 1;
4930
4931         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4932                                   p2ps_prov);
4933 }
4934
4935
4936 static int parse_freq(int chwidth, int freq2)
4937 {
4938         if (freq2 < 0)
4939                 return -1;
4940         if (freq2)
4941                 return VHT_CHANWIDTH_80P80MHZ;
4942
4943         switch (chwidth) {
4944         case 0:
4945         case 20:
4946         case 40:
4947                 return VHT_CHANWIDTH_USE_HT;
4948         case 80:
4949                 return VHT_CHANWIDTH_80MHZ;
4950         case 160:
4951                 return VHT_CHANWIDTH_160MHZ;
4952         default:
4953                 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4954                            chwidth);
4955                 return -1;
4956         }
4957 }
4958
4959
4960 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4961                             char *buf, size_t buflen)
4962 {
4963         u8 addr[ETH_ALEN];
4964         char *pos, *pos2;
4965         char *pin = NULL;
4966         enum p2p_wps_method wps_method;
4967         int new_pin;
4968         int ret;
4969         int persistent_group, persistent_id = -1;
4970         int join;
4971         int auth;
4972         int automatic;
4973         int go_intent = -1;
4974         int freq = 0;
4975         int pd;
4976         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
4977         u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
4978         size_t group_ssid_len = 0;
4979
4980         if (!wpa_s->global->p2p_init_wpa_s)
4981                 return -1;
4982         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4983                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4984                         wpa_s->global->p2p_init_wpa_s->ifname);
4985                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4986         }
4987
4988         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4989          * [persistent|persistent=<network id>]
4990          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4991          * [ht40] [vht] [auto] [ssid=<hexdump>] */
4992
4993         if (hwaddr_aton(cmd, addr))
4994                 return -1;
4995
4996         pos = cmd + 17;
4997         if (*pos != ' ')
4998                 return -1;
4999         pos++;
5000
5001         persistent_group = os_strstr(pos, " persistent") != NULL;
5002         pos2 = os_strstr(pos, " persistent=");
5003         if (pos2) {
5004                 struct wpa_ssid *ssid;
5005                 persistent_id = atoi(pos2 + 12);
5006                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
5007                 if (ssid == NULL || ssid->disabled != 2 ||
5008                     ssid->mode != WPAS_MODE_P2P_GO) {
5009                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
5010                                    "SSID id=%d for persistent P2P group (GO)",
5011                                    persistent_id);
5012                         return -1;
5013                 }
5014         }
5015         join = os_strstr(pos, " join") != NULL;
5016         auth = os_strstr(pos, " auth") != NULL;
5017         automatic = os_strstr(pos, " auto") != NULL;
5018         pd = os_strstr(pos, " provdisc") != NULL;
5019         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5020         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5021                 vht;
5022
5023         pos2 = os_strstr(pos, " go_intent=");
5024         if (pos2) {
5025                 pos2 += 11;
5026                 go_intent = atoi(pos2);
5027                 if (go_intent < 0 || go_intent > 15)
5028                         return -1;
5029         }
5030
5031         pos2 = os_strstr(pos, " freq=");
5032         if (pos2) {
5033                 pos2 += 6;
5034                 freq = atoi(pos2);
5035                 if (freq <= 0)
5036                         return -1;
5037         }
5038
5039         pos2 = os_strstr(pos, " freq2=");
5040         if (pos2)
5041                 freq2 = atoi(pos2 + 7);
5042
5043         pos2 = os_strstr(pos, " max_oper_chwidth=");
5044         if (pos2)
5045                 chwidth = atoi(pos2 + 18);
5046
5047         max_oper_chwidth = parse_freq(chwidth, freq2);
5048         if (max_oper_chwidth < 0)
5049                 return -1;
5050
5051         pos2 = os_strstr(pos, " ssid=");
5052         if (pos2) {
5053                 char *end;
5054
5055                 pos2 += 6;
5056                 end = os_strchr(pos2, ' ');
5057                 if (!end)
5058                         group_ssid_len = os_strlen(pos2) / 2;
5059                 else
5060                         group_ssid_len = (end - pos2) / 2;
5061                 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5062                     hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5063                         return -1;
5064                 group_ssid = _group_ssid;
5065         }
5066
5067         if (os_strncmp(pos, "pin", 3) == 0) {
5068                 /* Request random PIN (to be displayed) and enable the PIN */
5069                 wps_method = WPS_PIN_DISPLAY;
5070         } else if (os_strncmp(pos, "pbc", 3) == 0) {
5071                 wps_method = WPS_PBC;
5072         } else {
5073                 pin = pos;
5074                 pos = os_strchr(pin, ' ');
5075                 wps_method = WPS_PIN_KEYPAD;
5076                 if (pos) {
5077                         *pos++ = '\0';
5078                         if (os_strncmp(pos, "display", 7) == 0)
5079                                 wps_method = WPS_PIN_DISPLAY;
5080                         else if (os_strncmp(pos, "p2ps", 4) == 0)
5081                                 wps_method = WPS_P2PS;
5082                 }
5083                 if (!wps_pin_str_valid(pin)) {
5084                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5085                         return 17;
5086                 }
5087         }
5088
5089         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5090                                    persistent_group, automatic, join,
5091                                    auth, go_intent, freq, freq2, persistent_id,
5092                                    pd, ht40, vht, max_oper_chwidth,
5093                                    group_ssid, group_ssid_len);
5094         if (new_pin == -2) {
5095                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5096                 return 25;
5097         }
5098         if (new_pin == -3) {
5099                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5100                 return 25;
5101         }
5102         if (new_pin < 0)
5103                 return -1;
5104         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5105                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5106                 if (os_snprintf_error(buflen, ret))
5107                         return -1;
5108                 return ret;
5109         }
5110
5111         os_memcpy(buf, "OK\n", 3);
5112         return 3;
5113 }
5114
5115
5116 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5117 {
5118         unsigned int timeout = atoi(cmd);
5119         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5120                 wpa_dbg(wpa_s, MSG_INFO,
5121                         "Reject P2P_LISTEN since interface is disabled");
5122                 return -1;
5123         }
5124         return wpas_p2p_listen(wpa_s, timeout);
5125 }
5126
5127
5128 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5129 {
5130         u8 addr[ETH_ALEN];
5131         char *pos;
5132         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5133
5134         /* <addr> <config method> [join|auto] */
5135
5136         if (hwaddr_aton(cmd, addr))
5137                 return -1;
5138
5139         pos = cmd + 17;
5140         if (*pos != ' ')
5141                 return -1;
5142         pos++;
5143
5144         if (os_strstr(pos, " join") != NULL)
5145                 use = WPAS_P2P_PD_FOR_JOIN;
5146         else if (os_strstr(pos, " auto") != NULL)
5147                 use = WPAS_P2P_PD_AUTO;
5148
5149         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5150 }
5151
5152
5153 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5154                               size_t buflen)
5155 {
5156         struct wpa_ssid *ssid = wpa_s->current_ssid;
5157
5158         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5159             ssid->passphrase == NULL)
5160                 return -1;
5161
5162         os_strlcpy(buf, ssid->passphrase, buflen);
5163         return os_strlen(buf);
5164 }
5165
5166
5167 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5168                                   char *buf, size_t buflen)
5169 {
5170         u64 ref;
5171         int res;
5172         u8 dst_buf[ETH_ALEN], *dst;
5173         struct wpabuf *tlvs;
5174         char *pos;
5175         size_t len;
5176
5177         if (hwaddr_aton(cmd, dst_buf))
5178                 return -1;
5179         dst = dst_buf;
5180         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5181             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5182                 dst = NULL;
5183         pos = cmd + 17;
5184         if (*pos != ' ')
5185                 return -1;
5186         pos++;
5187
5188         if (os_strncmp(pos, "upnp ", 5) == 0) {
5189                 u8 version;
5190                 pos += 5;
5191                 if (hexstr2bin(pos, &version, 1) < 0)
5192                         return -1;
5193                 pos += 2;
5194                 if (*pos != ' ')
5195                         return -1;
5196                 pos++;
5197                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5198 #ifdef CONFIG_WIFI_DISPLAY
5199         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5200                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5201 #endif /* CONFIG_WIFI_DISPLAY */
5202         } else if (os_strncmp(pos, "asp ", 4) == 0) {
5203                 char *svc_str;
5204                 char *svc_info = NULL;
5205                 u32 id;
5206
5207                 pos += 4;
5208                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5209                         return -1;
5210
5211                 pos = os_strchr(pos, ' ');
5212                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5213                         return -1;
5214
5215                 svc_str = pos + 1;
5216
5217                 pos = os_strchr(svc_str, ' ');
5218
5219                 if (pos)
5220                         *pos++ = '\0';
5221
5222                 /* All remaining data is the svc_info string */
5223                 if (pos && pos[0] && pos[0] != ' ') {
5224                         len = os_strlen(pos);
5225
5226                         /* Unescape in place */
5227                         len = utf8_unescape(pos, len, pos, len);
5228                         if (len > 0xff)
5229                                 return -1;
5230
5231                         svc_info = pos;
5232                 }
5233
5234                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5235                                               svc_str, svc_info);
5236         } else {
5237                 len = os_strlen(pos);
5238                 if (len & 1)
5239                         return -1;
5240                 len /= 2;
5241                 tlvs = wpabuf_alloc(len);
5242                 if (tlvs == NULL)
5243                         return -1;
5244                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5245                         wpabuf_free(tlvs);
5246                         return -1;
5247                 }
5248
5249                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5250                 wpabuf_free(tlvs);
5251         }
5252         if (ref == 0)
5253                 return -1;
5254         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5255         if (os_snprintf_error(buflen, res))
5256                 return -1;
5257         return res;
5258 }
5259
5260
5261 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5262                                          char *cmd)
5263 {
5264         long long unsigned val;
5265         u64 req;
5266         if (sscanf(cmd, "%llx", &val) != 1)
5267                 return -1;
5268         req = val;
5269         return wpas_p2p_sd_cancel_request(wpa_s, req);
5270 }
5271
5272
5273 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5274 {
5275         int freq;
5276         u8 dst[ETH_ALEN];
5277         u8 dialog_token;
5278         struct wpabuf *resp_tlvs;
5279         char *pos, *pos2;
5280         size_t len;
5281
5282         pos = os_strchr(cmd, ' ');
5283         if (pos == NULL)
5284                 return -1;
5285         *pos++ = '\0';
5286         freq = atoi(cmd);
5287         if (freq == 0)
5288                 return -1;
5289
5290         if (hwaddr_aton(pos, dst))
5291                 return -1;
5292         pos += 17;
5293         if (*pos != ' ')
5294                 return -1;
5295         pos++;
5296
5297         pos2 = os_strchr(pos, ' ');
5298         if (pos2 == NULL)
5299                 return -1;
5300         *pos2++ = '\0';
5301         dialog_token = atoi(pos);
5302
5303         len = os_strlen(pos2);
5304         if (len & 1)
5305                 return -1;
5306         len /= 2;
5307         resp_tlvs = wpabuf_alloc(len);
5308         if (resp_tlvs == NULL)
5309                 return -1;
5310         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5311                 wpabuf_free(resp_tlvs);
5312                 return -1;
5313         }
5314
5315         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5316         wpabuf_free(resp_tlvs);
5317         return 0;
5318 }
5319
5320
5321 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5322                                        char *cmd)
5323 {
5324         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5325                 return -1;
5326         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5327         return 0;
5328 }
5329
5330
5331 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5332                                         char *cmd)
5333 {
5334         char *pos;
5335         size_t len;
5336         struct wpabuf *query, *resp;
5337
5338         pos = os_strchr(cmd, ' ');
5339         if (pos == NULL)
5340                 return -1;
5341         *pos++ = '\0';
5342
5343         len = os_strlen(cmd);
5344         if (len & 1)
5345                 return -1;
5346         len /= 2;
5347         query = wpabuf_alloc(len);
5348         if (query == NULL)
5349                 return -1;
5350         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5351                 wpabuf_free(query);
5352                 return -1;
5353         }
5354
5355         len = os_strlen(pos);
5356         if (len & 1) {
5357                 wpabuf_free(query);
5358                 return -1;
5359         }
5360         len /= 2;
5361         resp = wpabuf_alloc(len);
5362         if (resp == NULL) {
5363                 wpabuf_free(query);
5364                 return -1;
5365         }
5366         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5367                 wpabuf_free(query);
5368                 wpabuf_free(resp);
5369                 return -1;
5370         }
5371
5372         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5373                 wpabuf_free(query);
5374                 wpabuf_free(resp);
5375                 return -1;
5376         }
5377         return 0;
5378 }
5379
5380
5381 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5382 {
5383         char *pos;
5384         u8 version;
5385
5386         pos = os_strchr(cmd, ' ');
5387         if (pos == NULL)
5388                 return -1;
5389         *pos++ = '\0';
5390
5391         if (hexstr2bin(cmd, &version, 1) < 0)
5392                 return -1;
5393
5394         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5395 }
5396
5397
5398 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5399                                     u8 replace, char *cmd)
5400 {
5401         char *pos;
5402         char *adv_str;
5403         u32 auto_accept, adv_id, svc_state, config_methods;
5404         char *svc_info = NULL;
5405         char *cpt_prio_str;
5406         u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5407
5408         pos = os_strchr(cmd, ' ');
5409         if (pos == NULL)
5410                 return -1;
5411         *pos++ = '\0';
5412
5413         /* Auto-Accept value is mandatory, and must be one of the
5414          * single values (0, 1, 2, 4) */
5415         auto_accept = atoi(cmd);
5416         switch (auto_accept) {
5417         case P2PS_SETUP_NONE: /* No auto-accept */
5418         case P2PS_SETUP_NEW:
5419         case P2PS_SETUP_CLIENT:
5420         case P2PS_SETUP_GROUP_OWNER:
5421                 break;
5422         default:
5423                 return -1;
5424         }
5425
5426         /* Advertisement ID is mandatory */
5427         cmd = pos;
5428         pos = os_strchr(cmd, ' ');
5429         if (pos == NULL)
5430                 return -1;
5431         *pos++ = '\0';
5432
5433         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5434         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5435                 return -1;
5436
5437         /* Only allow replacements if exist, and adds if not */
5438         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5439                 if (!replace)
5440                         return -1;
5441         } else {
5442                 if (replace)
5443                         return -1;
5444         }
5445
5446         /* svc_state between 0 - 0xff is mandatory */
5447         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5448                 return -1;
5449
5450         pos = os_strchr(pos, ' ');
5451         if (pos == NULL)
5452                 return -1;
5453
5454         /* config_methods is mandatory */
5455         pos++;
5456         if (sscanf(pos, "%x", &config_methods) != 1)
5457                 return -1;
5458
5459         if (!(config_methods &
5460               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5461                 return -1;
5462
5463         pos = os_strchr(pos, ' ');
5464         if (pos == NULL)
5465                 return -1;
5466
5467         pos++;
5468         adv_str = pos;
5469
5470         /* Advertisement string is mandatory */
5471         if (!pos[0] || pos[0] == ' ')
5472                 return -1;
5473
5474         /* Terminate svc string */
5475         pos = os_strchr(pos, ' ');
5476         if (pos != NULL)
5477                 *pos++ = '\0';
5478
5479         cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5480         if (cpt_prio_str) {
5481                 pos = os_strchr(pos, ' ');
5482                 if (pos != NULL)
5483                         *pos++ = '\0';
5484
5485                 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5486                         return -1;
5487         } else {
5488                 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5489                 cpt_prio[1] = 0;
5490         }
5491
5492         /* Service and Response Information are optional */
5493         if (pos && pos[0]) {
5494                 size_t len;
5495
5496                 /* Note the bare ' included, which cannot exist legally
5497                  * in unescaped string. */
5498                 svc_info = os_strstr(pos, "svc_info='");
5499
5500                 if (svc_info) {
5501                         svc_info += 9;
5502                         len = os_strlen(svc_info);
5503                         utf8_unescape(svc_info, len, svc_info, len);
5504                 }
5505         }
5506
5507         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5508                                         (u8) svc_state, (u16) config_methods,
5509                                         svc_info, cpt_prio);
5510 }
5511
5512
5513 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5514 {
5515         char *pos;
5516
5517         pos = os_strchr(cmd, ' ');
5518         if (pos == NULL)
5519                 return -1;
5520         *pos++ = '\0';
5521
5522         if (os_strcmp(cmd, "bonjour") == 0)
5523                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5524         if (os_strcmp(cmd, "upnp") == 0)
5525                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5526         if (os_strcmp(cmd, "asp") == 0)
5527                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5528         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5529         return -1;
5530 }
5531
5532
5533 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5534                                         char *cmd)
5535 {
5536         size_t len;
5537         struct wpabuf *query;
5538         int ret;
5539
5540         len = os_strlen(cmd);
5541         if (len & 1)
5542                 return -1;
5543         len /= 2;
5544         query = wpabuf_alloc(len);
5545         if (query == NULL)
5546                 return -1;
5547         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5548                 wpabuf_free(query);
5549                 return -1;
5550         }
5551
5552         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5553         wpabuf_free(query);
5554         return ret;
5555 }
5556
5557
5558 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5559 {
5560         char *pos;
5561         u8 version;
5562
5563         pos = os_strchr(cmd, ' ');
5564         if (pos == NULL)
5565                 return -1;
5566         *pos++ = '\0';
5567
5568         if (hexstr2bin(cmd, &version, 1) < 0)
5569                 return -1;
5570
5571         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5572 }
5573
5574
5575 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5576 {
5577         u32 adv_id;
5578
5579         if (os_strcmp(cmd, "all") == 0) {
5580                 wpas_p2p_service_flush_asp(wpa_s);
5581                 return 0;
5582         }
5583
5584         if (sscanf(cmd, "%x", &adv_id) != 1)
5585                 return -1;
5586
5587         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5588 }
5589
5590
5591 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5592 {
5593         char *pos;
5594
5595         pos = os_strchr(cmd, ' ');
5596         if (pos == NULL)
5597                 return -1;
5598         *pos++ = '\0';
5599
5600         if (os_strcmp(cmd, "bonjour") == 0)
5601                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5602         if (os_strcmp(cmd, "upnp") == 0)
5603                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5604         if (os_strcmp(cmd, "asp") == 0)
5605                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5606         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5607         return -1;
5608 }
5609
5610
5611 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5612 {
5613         char *pos;
5614
5615         pos = os_strchr(cmd, ' ');
5616         if (pos == NULL)
5617                 return -1;
5618         *pos++ = '\0';
5619
5620         if (os_strcmp(cmd, "asp") == 0)
5621                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5622
5623         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5624         return -1;
5625 }
5626
5627
5628 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5629 {
5630         u8 addr[ETH_ALEN];
5631
5632         /* <addr> */
5633
5634         if (hwaddr_aton(cmd, addr))
5635                 return -1;
5636
5637         return wpas_p2p_reject(wpa_s, addr);
5638 }
5639
5640
5641 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5642 {
5643         char *pos;
5644         int id;
5645         struct wpa_ssid *ssid;
5646         u8 *_peer = NULL, peer[ETH_ALEN];
5647         int freq = 0, pref_freq = 0;
5648         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5649
5650         id = atoi(cmd);
5651         pos = os_strstr(cmd, " peer=");
5652         if (pos) {
5653                 pos += 6;
5654                 if (hwaddr_aton(pos, peer))
5655                         return -1;
5656                 _peer = peer;
5657         }
5658         ssid = wpa_config_get_network(wpa_s->conf, id);
5659         if (ssid == NULL || ssid->disabled != 2) {
5660                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5661                            "for persistent P2P group",
5662                            id);
5663                 return -1;
5664         }
5665
5666         pos = os_strstr(cmd, " freq=");
5667         if (pos) {
5668                 pos += 6;
5669                 freq = atoi(pos);
5670                 if (freq <= 0)
5671                         return -1;
5672         }
5673
5674         pos = os_strstr(cmd, " pref=");
5675         if (pos) {
5676                 pos += 6;
5677                 pref_freq = atoi(pos);
5678                 if (pref_freq <= 0)
5679                         return -1;
5680         }
5681
5682         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5683         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5684                 vht;
5685
5686         pos = os_strstr(cmd, "freq2=");
5687         if (pos)
5688                 freq2 = atoi(pos + 6);
5689
5690         pos = os_strstr(cmd, " max_oper_chwidth=");
5691         if (pos)
5692                 chwidth = atoi(pos + 18);
5693
5694         max_oper_chwidth = parse_freq(chwidth, freq2);
5695         if (max_oper_chwidth < 0)
5696                 return -1;
5697
5698         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5699                                max_oper_chwidth, pref_freq);
5700 }
5701
5702
5703 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5704 {
5705         char *pos;
5706         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5707
5708         pos = os_strstr(cmd, " peer=");
5709         if (!pos)
5710                 return -1;
5711
5712         *pos = '\0';
5713         pos += 6;
5714         if (hwaddr_aton(pos, peer)) {
5715                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5716                 return -1;
5717         }
5718
5719         pos = os_strstr(pos, " go_dev_addr=");
5720         if (pos) {
5721                 pos += 13;
5722                 if (hwaddr_aton(pos, go_dev_addr)) {
5723                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5724                                    pos);
5725                         return -1;
5726                 }
5727                 go_dev = go_dev_addr;
5728         }
5729
5730         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5731 }
5732
5733
5734 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5735 {
5736         if (os_strncmp(cmd, "persistent=", 11) == 0)
5737                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5738         if (os_strncmp(cmd, "group=", 6) == 0)
5739                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5740
5741         return -1;
5742 }
5743
5744
5745 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5746                                          int id, int freq, int vht_center_freq2,
5747                                          int ht40, int vht, int vht_chwidth)
5748 {
5749         struct wpa_ssid *ssid;
5750
5751         ssid = wpa_config_get_network(wpa_s->conf, id);
5752         if (ssid == NULL || ssid->disabled != 2) {
5753                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5754                            "for persistent P2P group",
5755                            id);
5756                 return -1;
5757         }
5758
5759         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5760                                              vht_center_freq2, 0, ht40, vht,
5761                                              vht_chwidth, NULL, 0, 0);
5762 }
5763
5764
5765 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5766 {
5767         int freq = 0, persistent = 0, group_id = -1;
5768         int vht = wpa_s->conf->p2p_go_vht;
5769         int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5770         int max_oper_chwidth, chwidth = 0, freq2 = 0;
5771         char *token, *context = NULL;
5772
5773         while ((token = str_token(cmd, " ", &context))) {
5774                 if (sscanf(token, "freq=%d", &freq) == 1 ||
5775                     sscanf(token, "freq2=%d", &freq2) == 1 ||
5776                     sscanf(token, "persistent=%d", &group_id) == 1 ||
5777                     sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5778                         continue;
5779                 } else if (os_strcmp(token, "ht40") == 0) {
5780                         ht40 = 1;
5781                 } else if (os_strcmp(token, "vht") == 0) {
5782                         vht = 1;
5783                         ht40 = 1;
5784                 } else if (os_strcmp(token, "persistent") == 0) {
5785                         persistent = 1;
5786                 } else {
5787                         wpa_printf(MSG_DEBUG,
5788                                    "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5789                                    token);
5790                         return -1;
5791                 }
5792         }
5793
5794         max_oper_chwidth = parse_freq(chwidth, freq2);
5795         if (max_oper_chwidth < 0)
5796                 return -1;
5797
5798         if (group_id >= 0)
5799                 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5800                                                      freq, freq2, ht40, vht,
5801                                                      max_oper_chwidth);
5802
5803         return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5804                                   max_oper_chwidth);
5805 }
5806
5807
5808 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5809                          char *buf, size_t buflen)
5810 {
5811         u8 addr[ETH_ALEN], *addr_ptr;
5812         int next, res;
5813         const struct p2p_peer_info *info;
5814         char *pos, *end;
5815         char devtype[WPS_DEV_TYPE_BUFSIZE];
5816         struct wpa_ssid *ssid;
5817         size_t i;
5818
5819         if (!wpa_s->global->p2p)
5820                 return -1;
5821
5822         if (os_strcmp(cmd, "FIRST") == 0) {
5823                 addr_ptr = NULL;
5824                 next = 0;
5825         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5826                 if (hwaddr_aton(cmd + 5, addr) < 0)
5827                         return -1;
5828                 addr_ptr = addr;
5829                 next = 1;
5830         } else {
5831                 if (hwaddr_aton(cmd, addr) < 0)
5832                         return -1;
5833                 addr_ptr = addr;
5834                 next = 0;
5835         }
5836
5837         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5838         if (info == NULL)
5839                 return -1;
5840
5841         pos = buf;
5842         end = buf + buflen;
5843
5844         res = os_snprintf(pos, end - pos, MACSTR "\n"
5845                           "pri_dev_type=%s\n"
5846                           "device_name=%s\n"
5847                           "manufacturer=%s\n"
5848                           "model_name=%s\n"
5849                           "model_number=%s\n"
5850                           "serial_number=%s\n"
5851                           "config_methods=0x%x\n"
5852                           "dev_capab=0x%x\n"
5853                           "group_capab=0x%x\n"
5854                           "level=%d\n",
5855                           MAC2STR(info->p2p_device_addr),
5856                           wps_dev_type_bin2str(info->pri_dev_type,
5857                                                devtype, sizeof(devtype)),
5858                           info->device_name,
5859                           info->manufacturer,
5860                           info->model_name,
5861                           info->model_number,
5862                           info->serial_number,
5863                           info->config_methods,
5864                           info->dev_capab,
5865                           info->group_capab,
5866                           info->level);
5867         if (os_snprintf_error(end - pos, res))
5868                 return pos - buf;
5869         pos += res;
5870
5871         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5872         {
5873                 const u8 *t;
5874                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5875                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5876                                   wps_dev_type_bin2str(t, devtype,
5877                                                        sizeof(devtype)));
5878                 if (os_snprintf_error(end - pos, res))
5879                         return pos - buf;
5880                 pos += res;
5881         }
5882
5883         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5884         if (ssid) {
5885                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5886                 if (os_snprintf_error(end - pos, res))
5887                         return pos - buf;
5888                 pos += res;
5889         }
5890
5891         res = p2p_get_peer_info_txt(info, pos, end - pos);
5892         if (res < 0)
5893                 return pos - buf;
5894         pos += res;
5895
5896         if (info->vendor_elems) {
5897                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5898                 if (os_snprintf_error(end - pos, res))
5899                         return pos - buf;
5900                 pos += res;
5901
5902                 pos += wpa_snprintf_hex(pos, end - pos,
5903                                         wpabuf_head(info->vendor_elems),
5904                                         wpabuf_len(info->vendor_elems));
5905
5906                 res = os_snprintf(pos, end - pos, "\n");
5907                 if (os_snprintf_error(end - pos, res))
5908                         return pos - buf;
5909                 pos += res;
5910         }
5911
5912         return pos - buf;
5913 }
5914
5915
5916 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5917                                   const char *param)
5918 {
5919         unsigned int i;
5920
5921         if (wpa_s->global->p2p == NULL)
5922                 return -1;
5923
5924         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5925                 return -1;
5926
5927         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5928                 struct wpa_freq_range *freq;
5929                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5930                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5931                            freq->min, freq->max);
5932         }
5933
5934         wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5935         return 0;
5936 }
5937
5938
5939 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5940 {
5941         char *param;
5942
5943         if (wpa_s->global->p2p == NULL)
5944                 return -1;
5945
5946         param = os_strchr(cmd, ' ');
5947         if (param == NULL)
5948                 return -1;
5949         *param++ = '\0';
5950
5951         if (os_strcmp(cmd, "discoverability") == 0) {
5952                 p2p_set_client_discoverability(wpa_s->global->p2p,
5953                                                atoi(param));
5954                 return 0;
5955         }
5956
5957         if (os_strcmp(cmd, "managed") == 0) {
5958                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5959                 return 0;
5960         }
5961
5962         if (os_strcmp(cmd, "listen_channel") == 0) {
5963                 char *pos;
5964                 u8 channel, op_class;
5965
5966                 channel = atoi(param);
5967                 pos = os_strchr(param, ' ');
5968                 op_class = pos ? atoi(pos) : 81;
5969
5970                 return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
5971                                               channel, 1);
5972         }
5973
5974         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5975                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5976                                             os_strlen(param));
5977         }
5978
5979         if (os_strcmp(cmd, "noa") == 0) {
5980                 char *pos;
5981                 int count, start, duration;
5982                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5983                 count = atoi(param);
5984                 pos = os_strchr(param, ',');
5985                 if (pos == NULL)
5986                         return -1;
5987                 pos++;
5988                 start = atoi(pos);
5989                 pos = os_strchr(pos, ',');
5990                 if (pos == NULL)
5991                         return -1;
5992                 pos++;
5993                 duration = atoi(pos);
5994                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5995                         return -1;
5996                 if (count == 0 && duration > 0)
5997                         return -1;
5998                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5999                            "start=%d duration=%d", count, start, duration);
6000                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
6001         }
6002
6003         if (os_strcmp(cmd, "ps") == 0)
6004                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
6005
6006         if (os_strcmp(cmd, "oppps") == 0)
6007                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
6008
6009         if (os_strcmp(cmd, "ctwindow") == 0)
6010                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
6011
6012         if (os_strcmp(cmd, "disabled") == 0) {
6013                 wpa_s->global->p2p_disabled = atoi(param);
6014                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
6015                            wpa_s->global->p2p_disabled ?
6016                            "disabled" : "enabled");
6017                 if (wpa_s->global->p2p_disabled) {
6018                         wpas_p2p_stop_find(wpa_s);
6019                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6020                         p2p_flush(wpa_s->global->p2p);
6021                 }
6022                 return 0;
6023         }
6024
6025         if (os_strcmp(cmd, "conc_pref") == 0) {
6026                 if (os_strcmp(param, "sta") == 0)
6027                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
6028                 else if (os_strcmp(param, "p2p") == 0)
6029                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
6030                 else {
6031                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
6032                         return -1;
6033                 }
6034                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
6035                            "%s", param);
6036                 return 0;
6037         }
6038
6039         if (os_strcmp(cmd, "force_long_sd") == 0) {
6040                 wpa_s->force_long_sd = atoi(param);
6041                 return 0;
6042         }
6043
6044         if (os_strcmp(cmd, "peer_filter") == 0) {
6045                 u8 addr[ETH_ALEN];
6046                 if (hwaddr_aton(param, addr))
6047                         return -1;
6048                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6049                 return 0;
6050         }
6051
6052         if (os_strcmp(cmd, "cross_connect") == 0)
6053                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6054
6055         if (os_strcmp(cmd, "go_apsd") == 0) {
6056                 if (os_strcmp(param, "disable") == 0)
6057                         wpa_s->set_ap_uapsd = 0;
6058                 else {
6059                         wpa_s->set_ap_uapsd = 1;
6060                         wpa_s->ap_uapsd = atoi(param);
6061                 }
6062                 return 0;
6063         }
6064
6065         if (os_strcmp(cmd, "client_apsd") == 0) {
6066                 if (os_strcmp(param, "disable") == 0)
6067                         wpa_s->set_sta_uapsd = 0;
6068                 else {
6069                         int be, bk, vi, vo;
6070                         char *pos;
6071                         /* format: BE,BK,VI,VO;max SP Length */
6072                         be = atoi(param);
6073                         pos = os_strchr(param, ',');
6074                         if (pos == NULL)
6075                                 return -1;
6076                         pos++;
6077                         bk = atoi(pos);
6078                         pos = os_strchr(pos, ',');
6079                         if (pos == NULL)
6080                                 return -1;
6081                         pos++;
6082                         vi = atoi(pos);
6083                         pos = os_strchr(pos, ',');
6084                         if (pos == NULL)
6085                                 return -1;
6086                         pos++;
6087                         vo = atoi(pos);
6088                         /* ignore max SP Length for now */
6089
6090                         wpa_s->set_sta_uapsd = 1;
6091                         wpa_s->sta_uapsd = 0;
6092                         if (be)
6093                                 wpa_s->sta_uapsd |= BIT(0);
6094                         if (bk)
6095                                 wpa_s->sta_uapsd |= BIT(1);
6096                         if (vi)
6097                                 wpa_s->sta_uapsd |= BIT(2);
6098                         if (vo)
6099                                 wpa_s->sta_uapsd |= BIT(3);
6100                 }
6101                 return 0;
6102         }
6103
6104         if (os_strcmp(cmd, "disallow_freq") == 0)
6105                 return p2p_ctrl_disallow_freq(wpa_s, param);
6106
6107         if (os_strcmp(cmd, "disc_int") == 0) {
6108                 int min_disc_int, max_disc_int, max_disc_tu;
6109                 char *pos;
6110
6111                 pos = param;
6112
6113                 min_disc_int = atoi(pos);
6114                 pos = os_strchr(pos, ' ');
6115                 if (pos == NULL)
6116                         return -1;
6117                 *pos++ = '\0';
6118
6119                 max_disc_int = atoi(pos);
6120                 pos = os_strchr(pos, ' ');
6121                 if (pos == NULL)
6122                         return -1;
6123                 *pos++ = '\0';
6124
6125                 max_disc_tu = atoi(pos);
6126
6127                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6128                                         max_disc_int, max_disc_tu);
6129         }
6130
6131         if (os_strcmp(cmd, "per_sta_psk") == 0) {
6132                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6133                 return 0;
6134         }
6135
6136 #ifdef CONFIG_WPS_NFC
6137         if (os_strcmp(cmd, "nfc_tag") == 0)
6138                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6139 #endif /* CONFIG_WPS_NFC */
6140
6141         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6142                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6143                 return 0;
6144         }
6145
6146         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6147                    cmd);
6148
6149         return -1;
6150 }
6151
6152
6153 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6154 {
6155         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6156         wpa_s->force_long_sd = 0;
6157         wpas_p2p_stop_find(wpa_s);
6158         wpa_s->parent->p2ps_method_config_any = 0;
6159         if (wpa_s->global->p2p)
6160                 p2p_flush(wpa_s->global->p2p);
6161 }
6162
6163
6164 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6165 {
6166         char *pos, *pos2;
6167         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6168
6169         if (cmd[0]) {
6170                 pos = os_strchr(cmd, ' ');
6171                 if (pos == NULL)
6172                         return -1;
6173                 *pos++ = '\0';
6174                 dur1 = atoi(cmd);
6175
6176                 pos2 = os_strchr(pos, ' ');
6177                 if (pos2)
6178                         *pos2++ = '\0';
6179                 int1 = atoi(pos);
6180         } else
6181                 pos2 = NULL;
6182
6183         if (pos2) {
6184                 pos = os_strchr(pos2, ' ');
6185                 if (pos == NULL)
6186                         return -1;
6187                 *pos++ = '\0';
6188                 dur2 = atoi(pos2);
6189                 int2 = atoi(pos);
6190         }
6191
6192         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6193 }
6194
6195
6196 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6197 {
6198         char *pos;
6199         unsigned int period = 0, interval = 0;
6200
6201         if (cmd[0]) {
6202                 pos = os_strchr(cmd, ' ');
6203                 if (pos == NULL)
6204                         return -1;
6205                 *pos++ = '\0';
6206                 period = atoi(cmd);
6207                 interval = atoi(pos);
6208         }
6209
6210         return wpas_p2p_ext_listen(wpa_s, period, interval);
6211 }
6212
6213
6214 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6215 {
6216         const char *pos;
6217         u8 peer[ETH_ALEN];
6218         int iface_addr = 0;
6219
6220         pos = cmd;
6221         if (os_strncmp(pos, "iface=", 6) == 0) {
6222                 iface_addr = 1;
6223                 pos += 6;
6224         }
6225         if (hwaddr_aton(pos, peer))
6226                 return -1;
6227
6228         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6229         return 0;
6230 }
6231
6232 #endif /* CONFIG_P2P */
6233
6234
6235 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6236 {
6237         struct wpa_freq_range_list ranges;
6238         int *freqs = NULL;
6239         struct hostapd_hw_modes *mode;
6240         u16 i;
6241
6242         if (wpa_s->hw.modes == NULL)
6243                 return NULL;
6244
6245         os_memset(&ranges, 0, sizeof(ranges));
6246         if (freq_range_list_parse(&ranges, val) < 0)
6247                 return NULL;
6248
6249         for (i = 0; i < wpa_s->hw.num_modes; i++) {
6250                 int j;
6251
6252                 mode = &wpa_s->hw.modes[i];
6253                 for (j = 0; j < mode->num_channels; j++) {
6254                         unsigned int freq;
6255
6256                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6257                                 continue;
6258
6259                         freq = mode->channels[j].freq;
6260                         if (!freq_range_list_includes(&ranges, freq))
6261                                 continue;
6262
6263                         int_array_add_unique(&freqs, freq);
6264                 }
6265         }
6266
6267         os_free(ranges.range);
6268         return freqs;
6269 }
6270
6271
6272 #ifdef CONFIG_INTERWORKING
6273
6274 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6275 {
6276         int auto_sel = 0;
6277         int *freqs = NULL;
6278
6279         if (param) {
6280                 char *pos;
6281
6282                 auto_sel = os_strstr(param, "auto") != NULL;
6283
6284                 pos = os_strstr(param, "freq=");
6285                 if (pos) {
6286                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6287                         if (freqs == NULL)
6288                                 return -1;
6289                 }
6290
6291         }
6292
6293         return interworking_select(wpa_s, auto_sel, freqs);
6294 }
6295
6296
6297 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6298                                      int only_add)
6299 {
6300         u8 bssid[ETH_ALEN];
6301         struct wpa_bss *bss;
6302
6303         if (hwaddr_aton(dst, bssid)) {
6304                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6305                 return -1;
6306         }
6307
6308         bss = wpa_bss_get_bssid(wpa_s, bssid);
6309         if (bss == NULL) {
6310                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6311                            MAC2STR(bssid));
6312                 return -1;
6313         }
6314
6315         if (bss->ssid_len == 0) {
6316                 int found = 0;
6317
6318                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6319                            " does not have SSID information", MAC2STR(bssid));
6320
6321                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6322                                          list) {
6323                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6324                             bss->ssid_len > 0) {
6325                                 found = 1;
6326                                 break;
6327                         }
6328                 }
6329
6330                 if (!found)
6331                         return -1;
6332                 wpa_printf(MSG_DEBUG,
6333                            "Found another matching BSS entry with SSID");
6334         }
6335
6336         return interworking_connect(wpa_s, bss, only_add);
6337 }
6338
6339
6340 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6341 {
6342         u8 dst_addr[ETH_ALEN];
6343         int used;
6344         char *pos;
6345 #define MAX_ANQP_INFO_ID 100
6346         u16 id[MAX_ANQP_INFO_ID];
6347         size_t num_id = 0;
6348         u32 subtypes = 0;
6349
6350         used = hwaddr_aton2(dst, dst_addr);
6351         if (used < 0)
6352                 return -1;
6353         pos = dst + used;
6354         if (*pos == ' ')
6355                 pos++;
6356         while (num_id < MAX_ANQP_INFO_ID) {
6357                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6358 #ifdef CONFIG_HS20
6359                         int num = atoi(pos + 5);
6360                         if (num <= 0 || num > 31)
6361                                 return -1;
6362                         subtypes |= BIT(num);
6363 #else /* CONFIG_HS20 */
6364                         return -1;
6365 #endif /* CONFIG_HS20 */
6366                 } else {
6367                         id[num_id] = atoi(pos);
6368                         if (id[num_id])
6369                                 num_id++;
6370                 }
6371                 pos = os_strchr(pos + 1, ',');
6372                 if (pos == NULL)
6373                         break;
6374                 pos++;
6375         }
6376
6377         if (num_id == 0)
6378                 return -1;
6379
6380         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6381 }
6382
6383
6384 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6385 {
6386         u8 dst_addr[ETH_ALEN];
6387         struct wpabuf *advproto, *query = NULL;
6388         int used, ret = -1;
6389         char *pos, *end;
6390         size_t len;
6391
6392         used = hwaddr_aton2(cmd, dst_addr);
6393         if (used < 0)
6394                 return -1;
6395
6396         pos = cmd + used;
6397         while (*pos == ' ')
6398                 pos++;
6399
6400         /* Advertisement Protocol ID */
6401         end = os_strchr(pos, ' ');
6402         if (end)
6403                 len = end - pos;
6404         else
6405                 len = os_strlen(pos);
6406         if (len & 0x01)
6407                 return -1;
6408         len /= 2;
6409         if (len == 0)
6410                 return -1;
6411         advproto = wpabuf_alloc(len);
6412         if (advproto == NULL)
6413                 return -1;
6414         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6415                 goto fail;
6416
6417         if (end) {
6418                 /* Optional Query Request */
6419                 pos = end + 1;
6420                 while (*pos == ' ')
6421                         pos++;
6422
6423                 len = os_strlen(pos);
6424                 if (len) {
6425                         if (len & 0x01)
6426                                 goto fail;
6427                         len /= 2;
6428                         if (len == 0)
6429                                 goto fail;
6430                         query = wpabuf_alloc(len);
6431                         if (query == NULL)
6432                                 goto fail;
6433                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6434                                 goto fail;
6435                 }
6436         }
6437
6438         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6439
6440 fail:
6441         wpabuf_free(advproto);
6442         wpabuf_free(query);
6443
6444         return ret;
6445 }
6446
6447
6448 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6449                             size_t buflen)
6450 {
6451         u8 addr[ETH_ALEN];
6452         int dialog_token;
6453         int used;
6454         char *pos;
6455         size_t resp_len, start, requested_len;
6456         struct wpabuf *resp;
6457         int ret;
6458
6459         used = hwaddr_aton2(cmd, addr);
6460         if (used < 0)
6461                 return -1;
6462
6463         pos = cmd + used;
6464         while (*pos == ' ')
6465                 pos++;
6466         dialog_token = atoi(pos);
6467
6468         if (wpa_s->last_gas_resp &&
6469             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6470             dialog_token == wpa_s->last_gas_dialog_token)
6471                 resp = wpa_s->last_gas_resp;
6472         else if (wpa_s->prev_gas_resp &&
6473                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6474                  dialog_token == wpa_s->prev_gas_dialog_token)
6475                 resp = wpa_s->prev_gas_resp;
6476         else
6477                 return -1;
6478
6479         resp_len = wpabuf_len(resp);
6480         start = 0;
6481         requested_len = resp_len;
6482
6483         pos = os_strchr(pos, ' ');
6484         if (pos) {
6485                 start = atoi(pos);
6486                 if (start > resp_len)
6487                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6488                 pos = os_strchr(pos, ',');
6489                 if (pos == NULL)
6490                         return -1;
6491                 pos++;
6492                 requested_len = atoi(pos);
6493                 if (start + requested_len > resp_len)
6494                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6495         }
6496
6497         if (requested_len * 2 + 1 > buflen)
6498                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6499
6500         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6501                                requested_len);
6502
6503         if (start + requested_len == resp_len) {
6504                 /*
6505                  * Free memory by dropping the response after it has been
6506                  * fetched.
6507                  */
6508                 if (resp == wpa_s->prev_gas_resp) {
6509                         wpabuf_free(wpa_s->prev_gas_resp);
6510                         wpa_s->prev_gas_resp = NULL;
6511                 } else {
6512                         wpabuf_free(wpa_s->last_gas_resp);
6513                         wpa_s->last_gas_resp = NULL;
6514                 }
6515         }
6516
6517         return ret;
6518 }
6519 #endif /* CONFIG_INTERWORKING */
6520
6521
6522 #ifdef CONFIG_HS20
6523
6524 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6525 {
6526         u8 dst_addr[ETH_ALEN];
6527         int used;
6528         char *pos;
6529         u32 subtypes = 0;
6530
6531         used = hwaddr_aton2(dst, dst_addr);
6532         if (used < 0)
6533                 return -1;
6534         pos = dst + used;
6535         if (*pos == ' ')
6536                 pos++;
6537         for (;;) {
6538                 int num = atoi(pos);
6539                 if (num <= 0 || num > 31)
6540                         return -1;
6541                 subtypes |= BIT(num);
6542                 pos = os_strchr(pos + 1, ',');
6543                 if (pos == NULL)
6544                         break;
6545                 pos++;
6546         }
6547
6548         if (subtypes == 0)
6549                 return -1;
6550
6551         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6552 }
6553
6554
6555 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6556                                     const u8 *addr, const char *realm)
6557 {
6558         u8 *buf;
6559         size_t rlen, len;
6560         int ret;
6561
6562         rlen = os_strlen(realm);
6563         len = 3 + rlen;
6564         buf = os_malloc(len);
6565         if (buf == NULL)
6566                 return -1;
6567         buf[0] = 1; /* NAI Home Realm Count */
6568         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6569         buf[2] = rlen;
6570         os_memcpy(buf + 3, realm, rlen);
6571
6572         ret = hs20_anqp_send_req(wpa_s, addr,
6573                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6574                                  buf, len, 0);
6575
6576         os_free(buf);
6577
6578         return ret;
6579 }
6580
6581
6582 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6583                                         char *dst)
6584 {
6585         struct wpa_cred *cred = wpa_s->conf->cred;
6586         u8 dst_addr[ETH_ALEN];
6587         int used;
6588         u8 *buf;
6589         size_t len;
6590         int ret;
6591
6592         used = hwaddr_aton2(dst, dst_addr);
6593         if (used < 0)
6594                 return -1;
6595
6596         while (dst[used] == ' ')
6597                 used++;
6598         if (os_strncmp(dst + used, "realm=", 6) == 0)
6599                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6600                                                 dst + used + 6);
6601
6602         len = os_strlen(dst + used);
6603
6604         if (len == 0 && cred && cred->realm)
6605                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6606
6607         if (len & 1)
6608                 return -1;
6609         len /= 2;
6610         buf = os_malloc(len);
6611         if (buf == NULL)
6612                 return -1;
6613         if (hexstr2bin(dst + used, buf, len) < 0) {
6614                 os_free(buf);
6615                 return -1;
6616         }
6617
6618         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6619                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6620                                  buf, len, 0);
6621         os_free(buf);
6622
6623         return ret;
6624 }
6625
6626
6627 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6628                          int buflen)
6629 {
6630         u8 dst_addr[ETH_ALEN];
6631         int used;
6632         char *ctx = NULL, *icon, *poffset, *psize;
6633
6634         used = hwaddr_aton2(cmd, dst_addr);
6635         if (used < 0)
6636                 return -1;
6637         cmd += used;
6638
6639         icon = str_token(cmd, " ", &ctx);
6640         poffset = str_token(cmd, " ", &ctx);
6641         psize = str_token(cmd, " ", &ctx);
6642         if (!icon || !poffset || !psize)
6643                 return -1;
6644
6645         wpa_s->fetch_osu_icon_in_progress = 0;
6646         return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6647                              reply, buflen);
6648 }
6649
6650
6651 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6652 {
6653         u8 dst_addr[ETH_ALEN];
6654         int used;
6655         char *icon;
6656
6657         if (!cmd[0])
6658                 return hs20_del_icon(wpa_s, NULL, NULL);
6659
6660         used = hwaddr_aton2(cmd, dst_addr);
6661         if (used < 0)
6662                 return -1;
6663
6664         while (cmd[used] == ' ')
6665                 used++;
6666         icon = cmd[used] ? &cmd[used] : NULL;
6667
6668         return hs20_del_icon(wpa_s, dst_addr, icon);
6669 }
6670
6671
6672 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6673 {
6674         u8 dst_addr[ETH_ALEN];
6675         int used;
6676         char *icon;
6677
6678         used = hwaddr_aton2(cmd, dst_addr);
6679         if (used < 0)
6680                 return -1;
6681
6682         while (cmd[used] == ' ')
6683                 used++;
6684         icon = &cmd[used];
6685
6686         wpa_s->fetch_osu_icon_in_progress = 0;
6687         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6688                                   (u8 *) icon, os_strlen(icon), inmem);
6689 }
6690
6691 #endif /* CONFIG_HS20 */
6692
6693
6694 #ifdef CONFIG_AUTOSCAN
6695
6696 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6697                                               char *cmd)
6698 {
6699         enum wpa_states state = wpa_s->wpa_state;
6700         char *new_params = NULL;
6701
6702         if (os_strlen(cmd) > 0) {
6703                 new_params = os_strdup(cmd);
6704                 if (new_params == NULL)
6705                         return -1;
6706         }
6707
6708         os_free(wpa_s->conf->autoscan);
6709         wpa_s->conf->autoscan = new_params;
6710
6711         if (wpa_s->conf->autoscan == NULL)
6712                 autoscan_deinit(wpa_s);
6713         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6714                 autoscan_init(wpa_s, 1);
6715         else if (state == WPA_SCANNING)
6716                 wpa_supplicant_reinit_autoscan(wpa_s);
6717
6718         return 0;
6719 }
6720
6721 #endif /* CONFIG_AUTOSCAN */
6722
6723
6724 #ifdef CONFIG_WNM
6725
6726 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6727 {
6728         int enter;
6729         int intval = 0;
6730         char *pos;
6731         int ret;
6732         struct wpabuf *tfs_req = NULL;
6733
6734         if (os_strncmp(cmd, "enter", 5) == 0)
6735                 enter = 1;
6736         else if (os_strncmp(cmd, "exit", 4) == 0)
6737                 enter = 0;
6738         else
6739                 return -1;
6740
6741         pos = os_strstr(cmd, " interval=");
6742         if (pos)
6743                 intval = atoi(pos + 10);
6744
6745         pos = os_strstr(cmd, " tfs_req=");
6746         if (pos) {
6747                 char *end;
6748                 size_t len;
6749                 pos += 9;
6750                 end = os_strchr(pos, ' ');
6751                 if (end)
6752                         len = end - pos;
6753                 else
6754                         len = os_strlen(pos);
6755                 if (len & 1)
6756                         return -1;
6757                 len /= 2;
6758                 tfs_req = wpabuf_alloc(len);
6759                 if (tfs_req == NULL)
6760                         return -1;
6761                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6762                         wpabuf_free(tfs_req);
6763                         return -1;
6764                 }
6765         }
6766
6767         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6768                                            WNM_SLEEP_MODE_EXIT, intval,
6769                                            tfs_req);
6770         wpabuf_free(tfs_req);
6771
6772         return ret;
6773 }
6774
6775
6776 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6777 {
6778         int query_reason, list = 0;
6779
6780         query_reason = atoi(cmd);
6781
6782         cmd = os_strchr(cmd, ' ');
6783         if (cmd) {
6784                 cmd++;
6785                 if (os_strncmp(cmd, "list", 4) == 0) {
6786                         list = 1;
6787                 } else {
6788                         wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6789                                    cmd);
6790                         return -1;
6791                 }
6792         }
6793
6794         wpa_printf(MSG_DEBUG,
6795                    "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6796                    query_reason, list ? " candidate list" : "");
6797
6798         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6799 }
6800
6801 #endif /* CONFIG_WNM */
6802
6803
6804 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6805                                       size_t buflen)
6806 {
6807         struct wpa_signal_info si;
6808         int ret;
6809         char *pos, *end;
6810
6811         ret = wpa_drv_signal_poll(wpa_s, &si);
6812         if (ret)
6813                 return -1;
6814
6815         pos = buf;
6816         end = buf + buflen;
6817
6818         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6819                           "NOISE=%d\nFREQUENCY=%u\n",
6820                           si.current_signal, si.current_txrate / 1000,
6821                           si.current_noise, si.frequency);
6822         if (os_snprintf_error(end - pos, ret))
6823                 return -1;
6824         pos += ret;
6825
6826         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6827                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6828                                   channel_width_to_string(si.chanwidth));
6829                 if (os_snprintf_error(end - pos, ret))
6830                         return -1;
6831                 pos += ret;
6832         }
6833
6834         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6835                 ret = os_snprintf(pos, end - pos,
6836                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6837                                   si.center_frq1, si.center_frq2);
6838                 if (os_snprintf_error(end - pos, ret))
6839                         return -1;
6840                 pos += ret;
6841         }
6842
6843         if (si.avg_signal) {
6844                 ret = os_snprintf(pos, end - pos,
6845                                   "AVG_RSSI=%d\n", si.avg_signal);
6846                 if (os_snprintf_error(end - pos, ret))
6847                         return -1;
6848                 pos += ret;
6849         }
6850
6851         if (si.avg_beacon_signal) {
6852                 ret = os_snprintf(pos, end - pos,
6853                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6854                 if (os_snprintf_error(end - pos, ret))
6855                         return -1;
6856                 pos += ret;
6857         }
6858
6859         return pos - buf;
6860 }
6861
6862
6863 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6864                                           const char *cmd)
6865 {
6866         const char *pos;
6867         int threshold = 0;
6868         int hysteresis = 0;
6869
6870         if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6871                 wpa_printf(MSG_DEBUG,
6872                            "Reject SIGNAL_MONITOR command - bgscan is active");
6873                 return -1;
6874         }
6875         pos = os_strstr(cmd, "THRESHOLD=");
6876         if (pos)
6877                 threshold = atoi(pos + 10);
6878         pos = os_strstr(cmd, "HYSTERESIS=");
6879         if (pos)
6880                 hysteresis = atoi(pos + 11);
6881         return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6882 }
6883
6884
6885 static int wpas_ctrl_iface_get_pref_freq_list(
6886         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6887 {
6888         unsigned int freq_list[100], num = 100, i;
6889         int ret;
6890         enum wpa_driver_if_type iface_type;
6891         char *pos, *end;
6892
6893         pos = buf;
6894         end = buf + buflen;
6895
6896         /* buf: "<interface_type>" */
6897         if (os_strcmp(cmd, "STATION") == 0)
6898                 iface_type = WPA_IF_STATION;
6899         else if (os_strcmp(cmd, "AP") == 0)
6900                 iface_type = WPA_IF_AP_BSS;
6901         else if (os_strcmp(cmd, "P2P_GO") == 0)
6902                 iface_type = WPA_IF_P2P_GO;
6903         else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6904                 iface_type = WPA_IF_P2P_CLIENT;
6905         else if (os_strcmp(cmd, "IBSS") == 0)
6906                 iface_type = WPA_IF_IBSS;
6907         else if (os_strcmp(cmd, "TDLS") == 0)
6908                 iface_type = WPA_IF_TDLS;
6909         else
6910                 return -1;
6911
6912         wpa_printf(MSG_DEBUG,
6913                    "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6914                    iface_type, buf);
6915
6916         ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6917         if (ret)
6918                 return -1;
6919
6920         for (i = 0; i < num; i++) {
6921                 ret = os_snprintf(pos, end - pos, "%s%u",
6922                                   i > 0 ? "," : "", freq_list[i]);
6923                 if (os_snprintf_error(end - pos, ret))
6924                         return -1;
6925                 pos += ret;
6926         }
6927
6928         return pos - buf;
6929 }
6930
6931
6932 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6933                                       size_t buflen)
6934 {
6935         struct hostap_sta_driver_data sta;
6936         int ret;
6937
6938         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6939         if (ret)
6940                 return -1;
6941
6942         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6943                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6944         if (os_snprintf_error(buflen, ret))
6945                 return -1;
6946         return ret;
6947 }
6948
6949
6950 #ifdef ANDROID
6951 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6952                                      char *buf, size_t buflen)
6953 {
6954         int ret;
6955
6956         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6957         if (ret == 0) {
6958                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6959                         struct p2p_data *p2p = wpa_s->global->p2p;
6960                         if (p2p) {
6961                                 char country[3];
6962                                 country[0] = cmd[8];
6963                                 country[1] = cmd[9];
6964                                 country[2] = 0x04;
6965                                 p2p_set_country(p2p, country);
6966                         }
6967                 }
6968                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6969                 if (os_snprintf_error(buflen, ret))
6970                         ret = -1;
6971         }
6972         return ret;
6973 }
6974 #endif /* ANDROID */
6975
6976
6977 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6978                                      char *buf, size_t buflen)
6979 {
6980         int ret;
6981         char *pos;
6982         u8 *data = NULL;
6983         unsigned int vendor_id, subcmd;
6984         struct wpabuf *reply;
6985         size_t data_len = 0;
6986
6987         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6988         vendor_id = strtoul(cmd, &pos, 16);
6989         if (!isblank((unsigned char) *pos))
6990                 return -EINVAL;
6991
6992         subcmd = strtoul(pos, &pos, 10);
6993
6994         if (*pos != '\0') {
6995                 if (!isblank((unsigned char) *pos++))
6996                         return -EINVAL;
6997                 data_len = os_strlen(pos);
6998         }
6999
7000         if (data_len) {
7001                 data_len /= 2;
7002                 data = os_malloc(data_len);
7003                 if (!data)
7004                         return -1;
7005
7006                 if (hexstr2bin(pos, data, data_len)) {
7007                         wpa_printf(MSG_DEBUG,
7008                                    "Vendor command: wrong parameter format");
7009                         os_free(data);
7010                         return -EINVAL;
7011                 }
7012         }
7013
7014         reply = wpabuf_alloc((buflen - 1) / 2);
7015         if (!reply) {
7016                 os_free(data);
7017                 return -1;
7018         }
7019
7020         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
7021                                  reply);
7022
7023         if (ret == 0)
7024                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
7025                                        wpabuf_len(reply));
7026
7027         wpabuf_free(reply);
7028         os_free(data);
7029
7030         return ret;
7031 }
7032
7033
7034 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
7035 {
7036 #ifdef CONFIG_P2P
7037         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
7038                 wpa_s->global->p2p_init_wpa_s : wpa_s;
7039 #endif /* CONFIG_P2P */
7040
7041         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
7042
7043         wpas_abort_ongoing_scan(wpa_s);
7044
7045         if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
7046                 /*
7047                  * Avoid possible auto connect re-connection on getting
7048                  * disconnected due to state flush.
7049                  */
7050                 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7051         }
7052
7053 #ifdef CONFIG_P2P
7054         wpas_p2p_group_remove(p2p_wpa_s, "*");
7055         wpas_p2p_cancel(p2p_wpa_s);
7056         p2p_ctrl_flush(p2p_wpa_s);
7057         wpas_p2p_service_flush(p2p_wpa_s);
7058         p2p_wpa_s->global->p2p_disabled = 0;
7059         p2p_wpa_s->global->p2p_per_sta_psk = 0;
7060         p2p_wpa_s->conf->num_sec_device_types = 0;
7061         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7062         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7063         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7064         p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7065         p2p_wpa_s->global->pending_p2ps_group = 0;
7066         p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7067 #endif /* CONFIG_P2P */
7068
7069 #ifdef CONFIG_WPS_TESTING
7070         wps_version_number = 0x20;
7071         wps_testing_dummy_cred = 0;
7072         wps_corrupt_pkhash = 0;
7073         wps_force_auth_types_in_use = 0;
7074         wps_force_encr_types_in_use = 0;
7075 #endif /* CONFIG_WPS_TESTING */
7076 #ifdef CONFIG_WPS
7077         wpa_s->wps_fragment_size = 0;
7078         wpas_wps_cancel(wpa_s);
7079         wps_registrar_flush(wpa_s->wps->registrar);
7080 #endif /* CONFIG_WPS */
7081         wpa_s->after_wps = 0;
7082         wpa_s->known_wps_freq = 0;
7083
7084 #ifdef CONFIG_TDLS
7085 #ifdef CONFIG_TDLS_TESTING
7086         extern unsigned int tdls_testing;
7087         tdls_testing = 0;
7088 #endif /* CONFIG_TDLS_TESTING */
7089         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7090         wpa_tdls_enable(wpa_s->wpa, 1);
7091 #endif /* CONFIG_TDLS */
7092
7093         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7094         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7095
7096         wpa_s->no_keep_alive = 0;
7097         wpa_s->own_disconnect_req = 0;
7098
7099         os_free(wpa_s->disallow_aps_bssid);
7100         wpa_s->disallow_aps_bssid = NULL;
7101         wpa_s->disallow_aps_bssid_count = 0;
7102         os_free(wpa_s->disallow_aps_ssid);
7103         wpa_s->disallow_aps_ssid = NULL;
7104         wpa_s->disallow_aps_ssid_count = 0;
7105
7106         wpa_s->set_sta_uapsd = 0;
7107         wpa_s->sta_uapsd = 0;
7108
7109         wpa_drv_radio_disable(wpa_s, 0);
7110         wpa_blacklist_clear(wpa_s);
7111         wpa_s->extra_blacklist_count = 0;
7112         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7113         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7114         wpa_config_flush_blobs(wpa_s->conf);
7115         wpa_s->conf->auto_interworking = 0;
7116         wpa_s->conf->okc = 0;
7117
7118         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7119         rsn_preauth_deinit(wpa_s->wpa);
7120
7121         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7122         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7123         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7124         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7125
7126         radio_remove_works(wpa_s, NULL, 1);
7127         wpa_s->ext_work_in_progress = 0;
7128
7129         wpa_s->next_ssid = NULL;
7130
7131 #ifdef CONFIG_INTERWORKING
7132 #ifdef CONFIG_HS20
7133         hs20_cancel_fetch_osu(wpa_s);
7134         hs20_del_icon(wpa_s, NULL, NULL);
7135 #endif /* CONFIG_HS20 */
7136 #endif /* CONFIG_INTERWORKING */
7137
7138         wpa_s->ext_mgmt_frame_handling = 0;
7139         wpa_s->ext_eapol_frame_io = 0;
7140 #ifdef CONFIG_TESTING_OPTIONS
7141         wpa_s->extra_roc_dur = 0;
7142         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7143         wpa_s->p2p_go_csa_on_inv = 0;
7144         wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7145 #endif /* CONFIG_TESTING_OPTIONS */
7146
7147         wpa_s->disconnected = 0;
7148         os_free(wpa_s->next_scan_freqs);
7149         wpa_s->next_scan_freqs = NULL;
7150
7151         wpa_bss_flush(wpa_s);
7152         if (!dl_list_empty(&wpa_s->bss)) {
7153                 wpa_printf(MSG_DEBUG,
7154                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7155                            MACSTR " pending_bssid=" MACSTR,
7156                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7157                            MAC2STR(wpa_s->bssid),
7158                            MAC2STR(wpa_s->pending_bssid));
7159         }
7160
7161         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7162         wpa_s->wnmsleep_used = 0;
7163 }
7164
7165
7166 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7167                                      char *buf, size_t buflen)
7168 {
7169         struct wpa_radio_work *work;
7170         char *pos, *end;
7171         struct os_reltime now, diff;
7172
7173         pos = buf;
7174         end = buf + buflen;
7175
7176         os_get_reltime(&now);
7177
7178         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7179         {
7180                 int ret;
7181
7182                 os_reltime_sub(&now, &work->time, &diff);
7183                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7184                                   work->type, work->wpa_s->ifname, work->freq,
7185                                   work->started, diff.sec, diff.usec);
7186                 if (os_snprintf_error(end - pos, ret))
7187                         break;
7188                 pos += ret;
7189         }
7190
7191         return pos - buf;
7192 }
7193
7194
7195 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7196 {
7197         struct wpa_radio_work *work = eloop_ctx;
7198         struct wpa_external_work *ework = work->ctx;
7199
7200         wpa_dbg(work->wpa_s, MSG_DEBUG,
7201                 "Timing out external radio work %u (%s)",
7202                 ework->id, work->type);
7203         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7204         work->wpa_s->ext_work_in_progress = 0;
7205         radio_work_done(work);
7206         os_free(ework);
7207 }
7208
7209
7210 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7211 {
7212         struct wpa_external_work *ework = work->ctx;
7213
7214         if (deinit) {
7215                 if (work->started)
7216                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7217                                              work, NULL);
7218
7219                 os_free(ework);
7220                 return;
7221         }
7222
7223         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7224                 ework->id, ework->type);
7225         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7226         work->wpa_s->ext_work_in_progress = 1;
7227         if (!ework->timeout)
7228                 ework->timeout = 10;
7229         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7230                                work, NULL);
7231 }
7232
7233
7234 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7235                                     char *buf, size_t buflen)
7236 {
7237         struct wpa_external_work *ework;
7238         char *pos, *pos2;
7239         size_t type_len;
7240         int ret;
7241         unsigned int freq = 0;
7242
7243         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7244
7245         ework = os_zalloc(sizeof(*ework));
7246         if (ework == NULL)
7247                 return -1;
7248
7249         pos = os_strchr(cmd, ' ');
7250         if (pos) {
7251                 type_len = pos - cmd;
7252                 pos++;
7253
7254                 pos2 = os_strstr(pos, "freq=");
7255                 if (pos2)
7256                         freq = atoi(pos2 + 5);
7257
7258                 pos2 = os_strstr(pos, "timeout=");
7259                 if (pos2)
7260                         ework->timeout = atoi(pos2 + 8);
7261         } else {
7262                 type_len = os_strlen(cmd);
7263         }
7264         if (4 + type_len >= sizeof(ework->type))
7265                 type_len = sizeof(ework->type) - 4 - 1;
7266         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7267         os_memcpy(ework->type + 4, cmd, type_len);
7268         ework->type[4 + type_len] = '\0';
7269
7270         wpa_s->ext_work_id++;
7271         if (wpa_s->ext_work_id == 0)
7272                 wpa_s->ext_work_id++;
7273         ework->id = wpa_s->ext_work_id;
7274
7275         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7276                            ework) < 0) {
7277                 os_free(ework);
7278                 return -1;
7279         }
7280
7281         ret = os_snprintf(buf, buflen, "%u", ework->id);
7282         if (os_snprintf_error(buflen, ret))
7283                 return -1;
7284         return ret;
7285 }
7286
7287
7288 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7289 {
7290         struct wpa_radio_work *work;
7291         unsigned int id = atoi(cmd);
7292
7293         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7294         {
7295                 struct wpa_external_work *ework;
7296
7297                 if (os_strncmp(work->type, "ext:", 4) != 0)
7298                         continue;
7299                 ework = work->ctx;
7300                 if (id && ework->id != id)
7301                         continue;
7302                 wpa_dbg(wpa_s, MSG_DEBUG,
7303                         "Completed external radio work %u (%s)",
7304                         ework->id, ework->type);
7305                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7306                 wpa_s->ext_work_in_progress = 0;
7307                 radio_work_done(work);
7308                 os_free(ework);
7309                 return 3; /* "OK\n" */
7310         }
7311
7312         return -1;
7313 }
7314
7315
7316 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7317                                 char *buf, size_t buflen)
7318 {
7319         if (os_strcmp(cmd, "show") == 0)
7320                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7321         if (os_strncmp(cmd, "add ", 4) == 0)
7322                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7323         if (os_strncmp(cmd, "done ", 5) == 0)
7324                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7325         return -1;
7326 }
7327
7328
7329 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7330 {
7331         struct wpa_radio_work *work, *tmp;
7332
7333         if (!wpa_s || !wpa_s->radio)
7334                 return;
7335
7336         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7337                               struct wpa_radio_work, list) {
7338                 struct wpa_external_work *ework;
7339
7340                 if (os_strncmp(work->type, "ext:", 4) != 0)
7341                         continue;
7342                 ework = work->ctx;
7343                 wpa_dbg(wpa_s, MSG_DEBUG,
7344                         "Flushing%s external radio work %u (%s)",
7345                         work->started ? " started" : "", ework->id,
7346                         ework->type);
7347                 if (work->started)
7348                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7349                                              work, NULL);
7350                 radio_work_done(work);
7351                 os_free(ework);
7352         }
7353 }
7354
7355
7356 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7357 {
7358         struct wpa_supplicant *wpa_s = eloop_ctx;
7359         eapol_sm_notify_ctrl_response(wpa_s->eapol);
7360 }
7361
7362
7363 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7364                               unsigned int *scan_id_count, int scan_id[])
7365 {
7366         const char *pos = value;
7367
7368         while (pos) {
7369                 if (*pos == ' ' || *pos == '\0')
7370                         break;
7371                 if (*scan_id_count == MAX_SCAN_ID)
7372                         return -1;
7373                 scan_id[(*scan_id_count)++] = atoi(pos);
7374                 pos = os_strchr(pos, ',');
7375                 if (pos)
7376                         pos++;
7377         }
7378
7379         return 0;
7380 }
7381
7382
7383 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7384                            char *reply, int reply_size, int *reply_len)
7385 {
7386         char *pos;
7387         unsigned int manual_scan_passive = 0;
7388         unsigned int manual_scan_use_id = 0;
7389         unsigned int manual_scan_only_new = 0;
7390         unsigned int scan_only = 0;
7391         unsigned int scan_id_count = 0;
7392         int scan_id[MAX_SCAN_ID];
7393         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7394                                  struct wpa_scan_results *scan_res);
7395         int *manual_scan_freqs = NULL;
7396         struct wpa_ssid_value *ssid = NULL, *ns;
7397         unsigned int ssid_count = 0;
7398
7399         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7400                 *reply_len = -1;
7401                 return;
7402         }
7403
7404         if (radio_work_pending(wpa_s, "scan")) {
7405                 wpa_printf(MSG_DEBUG,
7406                            "Pending scan scheduled - reject new request");
7407                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7408                 return;
7409         }
7410
7411 #ifdef CONFIG_INTERWORKING
7412         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7413                 wpa_printf(MSG_DEBUG,
7414                            "Interworking select in progress - reject new scan");
7415                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7416                 return;
7417         }
7418 #endif /* CONFIG_INTERWORKING */
7419
7420         if (params) {
7421                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7422                         scan_only = 1;
7423
7424                 pos = os_strstr(params, "freq=");
7425                 if (pos) {
7426                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7427                                                                        pos + 5);
7428                         if (manual_scan_freqs == NULL) {
7429                                 *reply_len = -1;
7430                                 goto done;
7431                         }
7432                 }
7433
7434                 pos = os_strstr(params, "passive=");
7435                 if (pos)
7436                         manual_scan_passive = !!atoi(pos + 8);
7437
7438                 pos = os_strstr(params, "use_id=");
7439                 if (pos)
7440                         manual_scan_use_id = atoi(pos + 7);
7441
7442                 pos = os_strstr(params, "only_new=1");
7443                 if (pos)
7444                         manual_scan_only_new = 1;
7445
7446                 pos = os_strstr(params, "scan_id=");
7447                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7448                                               scan_id) < 0) {
7449                         *reply_len = -1;
7450                         goto done;
7451                 }
7452
7453                 pos = params;
7454                 while (pos && *pos != '\0') {
7455                         if (os_strncmp(pos, "ssid ", 5) == 0) {
7456                                 char *end;
7457
7458                                 pos += 5;
7459                                 end = pos;
7460                                 while (*end) {
7461                                         if (*end == '\0' || *end == ' ')
7462                                                 break;
7463                                         end++;
7464                                 }
7465
7466                                 ns = os_realloc_array(
7467                                         ssid, ssid_count + 1,
7468                                         sizeof(struct wpa_ssid_value));
7469                                 if (ns == NULL) {
7470                                         *reply_len = -1;
7471                                         goto done;
7472                                 }
7473                                 ssid = ns;
7474
7475                                 if ((end - pos) & 0x01 ||
7476                                     end - pos > 2 * SSID_MAX_LEN ||
7477                                     hexstr2bin(pos, ssid[ssid_count].ssid,
7478                                                (end - pos) / 2) < 0) {
7479                                         wpa_printf(MSG_DEBUG,
7480                                                    "Invalid SSID value '%s'",
7481                                                    pos);
7482                                         *reply_len = -1;
7483                                         goto done;
7484                                 }
7485                                 ssid[ssid_count].ssid_len = (end - pos) / 2;
7486                                 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7487                                                   ssid[ssid_count].ssid,
7488                                                   ssid[ssid_count].ssid_len);
7489                                 ssid_count++;
7490                                 pos = end;
7491                         }
7492
7493                         pos = os_strchr(pos, ' ');
7494                         if (pos)
7495                                 pos++;
7496                 }
7497         }
7498
7499         wpa_s->num_ssids_from_scan_req = ssid_count;
7500         os_free(wpa_s->ssids_from_scan_req);
7501         if (ssid_count) {
7502                 wpa_s->ssids_from_scan_req = ssid;
7503                 ssid = NULL;
7504         } else {
7505                 wpa_s->ssids_from_scan_req = NULL;
7506         }
7507
7508         if (scan_only)
7509                 scan_res_handler = scan_only_handler;
7510         else if (wpa_s->scan_res_handler == scan_only_handler)
7511                 scan_res_handler = NULL;
7512         else
7513                 scan_res_handler = wpa_s->scan_res_handler;
7514
7515         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7516             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7517              (wpa_s->wpa_state == WPA_COMPLETED))) {
7518                 wpa_s->manual_scan_passive = manual_scan_passive;
7519                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7520                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7521                 wpa_s->scan_id_count = scan_id_count;
7522                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7523                 wpa_s->scan_res_handler = scan_res_handler;
7524                 os_free(wpa_s->manual_scan_freqs);
7525                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7526                 manual_scan_freqs = NULL;
7527
7528                 wpa_s->normal_scans = 0;
7529                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7530                 wpa_s->after_wps = 0;
7531                 wpa_s->known_wps_freq = 0;
7532                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7533                 if (wpa_s->manual_scan_use_id) {
7534                         wpa_s->manual_scan_id++;
7535                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7536                                 wpa_s->manual_scan_id);
7537                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7538                                                  wpa_s->manual_scan_id);
7539                 }
7540         } else if (wpa_s->sched_scanning) {
7541                 wpa_s->manual_scan_passive = manual_scan_passive;
7542                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7543                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7544                 wpa_s->scan_id_count = scan_id_count;
7545                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7546                 wpa_s->scan_res_handler = scan_res_handler;
7547                 os_free(wpa_s->manual_scan_freqs);
7548                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7549                 manual_scan_freqs = NULL;
7550
7551                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7552                 wpa_supplicant_cancel_sched_scan(wpa_s);
7553                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7554                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7555                 if (wpa_s->manual_scan_use_id) {
7556                         wpa_s->manual_scan_id++;
7557                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7558                                                  wpa_s->manual_scan_id);
7559                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7560                                 wpa_s->manual_scan_id);
7561                 }
7562         } else {
7563                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7564                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7565         }
7566
7567 done:
7568         os_free(manual_scan_freqs);
7569         os_free(ssid);
7570 }
7571
7572
7573 #ifdef CONFIG_TESTING_OPTIONS
7574
7575 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7576                                        unsigned int freq, const u8 *dst,
7577                                        const u8 *src, const u8 *bssid,
7578                                        const u8 *data, size_t data_len,
7579                                        enum offchannel_send_action_result
7580                                        result)
7581 {
7582         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7583                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7584                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7585                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7586                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7587                              "NO_ACK" : "FAILED"));
7588 }
7589
7590
7591 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7592 {
7593         char *pos, *param;
7594         size_t len;
7595         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7596         int res, used;
7597         int freq = 0, no_cck = 0, wait_time = 0;
7598
7599         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7600          *    <action=Action frame payload> */
7601
7602         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7603
7604         pos = cmd;
7605         used = hwaddr_aton2(pos, da);
7606         if (used < 0)
7607                 return -1;
7608         pos += used;
7609         while (*pos == ' ')
7610                 pos++;
7611         used = hwaddr_aton2(pos, bssid);
7612         if (used < 0)
7613                 return -1;
7614         pos += used;
7615
7616         param = os_strstr(pos, " freq=");
7617         if (param) {
7618                 param += 6;
7619                 freq = atoi(param);
7620         }
7621
7622         param = os_strstr(pos, " no_cck=");
7623         if (param) {
7624                 param += 8;
7625                 no_cck = atoi(param);
7626         }
7627
7628         param = os_strstr(pos, " wait_time=");
7629         if (param) {
7630                 param += 11;
7631                 wait_time = atoi(param);
7632         }
7633
7634         param = os_strstr(pos, " action=");
7635         if (param == NULL)
7636                 return -1;
7637         param += 8;
7638
7639         len = os_strlen(param);
7640         if (len & 1)
7641                 return -1;
7642         len /= 2;
7643
7644         buf = os_malloc(len);
7645         if (buf == NULL)
7646                 return -1;
7647
7648         if (hexstr2bin(param, buf, len) < 0) {
7649                 os_free(buf);
7650                 return -1;
7651         }
7652
7653         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7654                                      buf, len, wait_time,
7655                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7656         os_free(buf);
7657         return res;
7658 }
7659
7660
7661 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7662 {
7663         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7664         offchannel_send_action_done(wpa_s);
7665 }
7666
7667
7668 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7669 {
7670         char *pos, *param;
7671         union wpa_event_data event;
7672         enum wpa_event_type ev;
7673
7674         /* <event name> [parameters..] */
7675
7676         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7677
7678         pos = cmd;
7679         param = os_strchr(pos, ' ');
7680         if (param)
7681                 *param++ = '\0';
7682
7683         os_memset(&event, 0, sizeof(event));
7684
7685         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7686                 ev = EVENT_INTERFACE_ENABLED;
7687         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7688                 ev = EVENT_INTERFACE_DISABLED;
7689         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7690                 ev = EVENT_AVOID_FREQUENCIES;
7691                 if (param == NULL)
7692                         param = "";
7693                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7694                         return -1;
7695                 wpa_supplicant_event(wpa_s, ev, &event);
7696                 os_free(event.freq_range.range);
7697                 return 0;
7698         } else {
7699                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7700                         cmd);
7701                 return -1;
7702         }
7703
7704         wpa_supplicant_event(wpa_s, ev, &event);
7705
7706         return 0;
7707 }
7708
7709
7710 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7711 {
7712         char *pos;
7713         u8 src[ETH_ALEN], *buf;
7714         int used;
7715         size_t len;
7716
7717         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7718
7719         pos = cmd;
7720         used = hwaddr_aton2(pos, src);
7721         if (used < 0)
7722                 return -1;
7723         pos += used;
7724         while (*pos == ' ')
7725                 pos++;
7726
7727         len = os_strlen(pos);
7728         if (len & 1)
7729                 return -1;
7730         len /= 2;
7731
7732         buf = os_malloc(len);
7733         if (buf == NULL)
7734                 return -1;
7735
7736         if (hexstr2bin(pos, buf, len) < 0) {
7737                 os_free(buf);
7738                 return -1;
7739         }
7740
7741         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7742         os_free(buf);
7743
7744         return 0;
7745 }
7746
7747
7748 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7749 {
7750         size_t i;
7751         u32 sum = 0;
7752         const u16 *pos = buf;
7753
7754         for (i = 0; i < len / 2; i++)
7755                 sum += *pos++;
7756
7757         while (sum >> 16)
7758                 sum = (sum & 0xffff) + (sum >> 16);
7759
7760         return sum ^ 0xffff;
7761 }
7762
7763
7764 #define HWSIM_PACKETLEN 1500
7765 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7766
7767 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7768 {
7769         struct wpa_supplicant *wpa_s = ctx;
7770         const struct ether_header *eth;
7771         struct iphdr ip;
7772         const u8 *pos;
7773         unsigned int i;
7774
7775         if (len != HWSIM_PACKETLEN)
7776                 return;
7777
7778         eth = (const struct ether_header *) buf;
7779         os_memcpy(&ip, eth + 1, sizeof(ip));
7780         pos = &buf[sizeof(*eth) + sizeof(ip)];
7781
7782         if (ip.ihl != 5 || ip.version != 4 ||
7783             ntohs(ip.tot_len) != HWSIM_IP_LEN)
7784                 return;
7785
7786         for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7787                 if (*pos != (u8) i)
7788                         return;
7789                 pos++;
7790         }
7791
7792         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7793                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7794 }
7795
7796
7797 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7798                                             char *cmd)
7799 {
7800         int enabled = atoi(cmd);
7801         char *pos;
7802         const char *ifname;
7803
7804         if (!enabled) {
7805                 if (wpa_s->l2_test) {
7806                         l2_packet_deinit(wpa_s->l2_test);
7807                         wpa_s->l2_test = NULL;
7808                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7809                 }
7810                 return 0;
7811         }
7812
7813         if (wpa_s->l2_test)
7814                 return 0;
7815
7816         pos = os_strstr(cmd, " ifname=");
7817         if (pos)
7818                 ifname = pos + 8;
7819         else
7820                 ifname = wpa_s->ifname;
7821
7822         wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7823                                         ETHERTYPE_IP, wpas_data_test_rx,
7824                                         wpa_s, 1);
7825         if (wpa_s->l2_test == NULL)
7826                 return -1;
7827
7828         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7829
7830         return 0;
7831 }
7832
7833
7834 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7835 {
7836         u8 dst[ETH_ALEN], src[ETH_ALEN];
7837         char *pos;
7838         int used;
7839         long int val;
7840         u8 tos;
7841         u8 buf[2 + HWSIM_PACKETLEN];
7842         struct ether_header *eth;
7843         struct iphdr *ip;
7844         u8 *dpos;
7845         unsigned int i;
7846
7847         if (wpa_s->l2_test == NULL)
7848                 return -1;
7849
7850         /* format: <dst> <src> <tos> */
7851
7852         pos = cmd;
7853         used = hwaddr_aton2(pos, dst);
7854         if (used < 0)
7855                 return -1;
7856         pos += used;
7857         while (*pos == ' ')
7858                 pos++;
7859         used = hwaddr_aton2(pos, src);
7860         if (used < 0)
7861                 return -1;
7862         pos += used;
7863
7864         val = strtol(pos, NULL, 0);
7865         if (val < 0 || val > 0xff)
7866                 return -1;
7867         tos = val;
7868
7869         eth = (struct ether_header *) &buf[2];
7870         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7871         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7872         eth->ether_type = htons(ETHERTYPE_IP);
7873         ip = (struct iphdr *) (eth + 1);
7874         os_memset(ip, 0, sizeof(*ip));
7875         ip->ihl = 5;
7876         ip->version = 4;
7877         ip->ttl = 64;
7878         ip->tos = tos;
7879         ip->tot_len = htons(HWSIM_IP_LEN);
7880         ip->protocol = 1;
7881         ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
7882         ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
7883         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7884         dpos = (u8 *) (ip + 1);
7885         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7886                 *dpos++ = i;
7887
7888         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
7889                            HWSIM_PACKETLEN) < 0)
7890                 return -1;
7891
7892         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7893                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7894
7895         return 0;
7896 }
7897
7898
7899 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7900                                            char *cmd)
7901 {
7902         u8 *buf;
7903         struct ether_header *eth;
7904         struct l2_packet_data *l2 = NULL;
7905         size_t len;
7906         u16 ethertype;
7907         int res = -1;
7908
7909         len = os_strlen(cmd);
7910         if (len & 1 || len < ETH_HLEN * 2)
7911                 return -1;
7912         len /= 2;
7913
7914         buf = os_malloc(len);
7915         if (buf == NULL)
7916                 return -1;
7917
7918         if (hexstr2bin(cmd, buf, len) < 0)
7919                 goto done;
7920
7921         eth = (struct ether_header *) buf;
7922         ethertype = ntohs(eth->ether_type);
7923
7924         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7925                             wpas_data_test_rx, wpa_s, 1);
7926         if (l2 == NULL)
7927                 goto done;
7928
7929         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7930         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7931 done:
7932         if (l2)
7933                 l2_packet_deinit(l2);
7934         os_free(buf);
7935
7936         return res < 0 ? -1 : 0;
7937 }
7938
7939
7940 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7941 {
7942 #ifdef WPA_TRACE_BFD
7943         extern char wpa_trace_fail_func[256];
7944         extern unsigned int wpa_trace_fail_after;
7945         char *pos;
7946
7947         wpa_trace_fail_after = atoi(cmd);
7948         pos = os_strchr(cmd, ':');
7949         if (pos) {
7950                 pos++;
7951                 os_strlcpy(wpa_trace_fail_func, pos,
7952                            sizeof(wpa_trace_fail_func));
7953         } else {
7954                 wpa_trace_fail_after = 0;
7955         }
7956         return 0;
7957 #else /* WPA_TRACE_BFD */
7958         return -1;
7959 #endif /* WPA_TRACE_BFD */
7960 }
7961
7962
7963 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7964                                     char *buf, size_t buflen)
7965 {
7966 #ifdef WPA_TRACE_BFD
7967         extern char wpa_trace_fail_func[256];
7968         extern unsigned int wpa_trace_fail_after;
7969
7970         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7971                            wpa_trace_fail_func);
7972 #else /* WPA_TRACE_BFD */
7973         return -1;
7974 #endif /* WPA_TRACE_BFD */
7975 }
7976
7977
7978 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
7979 {
7980 #ifdef WPA_TRACE_BFD
7981         extern char wpa_trace_test_fail_func[256];
7982         extern unsigned int wpa_trace_test_fail_after;
7983         char *pos;
7984
7985         wpa_trace_test_fail_after = atoi(cmd);
7986         pos = os_strchr(cmd, ':');
7987         if (pos) {
7988                 pos++;
7989                 os_strlcpy(wpa_trace_test_fail_func, pos,
7990                            sizeof(wpa_trace_test_fail_func));
7991         } else {
7992                 wpa_trace_test_fail_after = 0;
7993         }
7994         return 0;
7995 #else /* WPA_TRACE_BFD */
7996         return -1;
7997 #endif /* WPA_TRACE_BFD */
7998 }
7999
8000
8001 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
8002                                     char *buf, size_t buflen)
8003 {
8004 #ifdef WPA_TRACE_BFD
8005         extern char wpa_trace_test_fail_func[256];
8006         extern unsigned int wpa_trace_test_fail_after;
8007
8008         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
8009                            wpa_trace_test_fail_func);
8010 #else /* WPA_TRACE_BFD */
8011         return -1;
8012 #endif /* WPA_TRACE_BFD */
8013 }
8014
8015
8016 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
8017 {
8018         struct wpa_supplicant *wpa_s = eloop_ctx;
8019         int i, count = (intptr_t) timeout_ctx;
8020
8021         wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
8022                    count);
8023         for (i = 0; i < count; i++) {
8024                 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
8025                              i + 1, count);
8026         }
8027 }
8028
8029
8030 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
8031 {
8032         int count;
8033
8034         count = atoi(cmd);
8035         if (count <= 0)
8036                 return -1;
8037
8038         return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
8039                                       (void *) (intptr_t) count);
8040 }
8041
8042
8043 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
8044                                    const char *cmd)
8045 {
8046         struct wpabuf *buf;
8047         size_t len;
8048
8049         len = os_strlen(cmd);
8050         if (len & 1)
8051                 return -1;
8052         len /= 2;
8053
8054         if (len == 0) {
8055                 buf = NULL;
8056         } else {
8057                 buf = wpabuf_alloc(len);
8058                 if (buf == NULL)
8059                         return -1;
8060
8061                 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8062                         wpabuf_free(buf);
8063                         return -1;
8064                 }
8065         }
8066
8067         wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8068         return 0;
8069 }
8070
8071 #endif /* CONFIG_TESTING_OPTIONS */
8072
8073
8074 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8075 {
8076         char *pos = cmd;
8077         int frame;
8078         size_t len;
8079         struct wpabuf *buf;
8080         struct ieee802_11_elems elems;
8081
8082         frame = atoi(pos);
8083         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8084                 return -1;
8085         wpa_s = wpas_vendor_elem(wpa_s, frame);
8086
8087         pos = os_strchr(pos, ' ');
8088         if (pos == NULL)
8089                 return -1;
8090         pos++;
8091
8092         len = os_strlen(pos);
8093         if (len == 0)
8094                 return 0;
8095         if (len & 1)
8096                 return -1;
8097         len /= 2;
8098
8099         buf = wpabuf_alloc(len);
8100         if (buf == NULL)
8101                 return -1;
8102
8103         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8104                 wpabuf_free(buf);
8105                 return -1;
8106         }
8107
8108         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8109             ParseFailed) {
8110                 wpabuf_free(buf);
8111                 return -1;
8112         }
8113
8114         if (wpa_s->vendor_elem[frame] == NULL) {
8115                 wpa_s->vendor_elem[frame] = buf;
8116                 wpas_vendor_elem_update(wpa_s);
8117                 return 0;
8118         }
8119
8120         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8121                 wpabuf_free(buf);
8122                 return -1;
8123         }
8124
8125         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8126         wpabuf_free(buf);
8127         wpas_vendor_elem_update(wpa_s);
8128
8129         return 0;
8130 }
8131
8132
8133 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8134                                      char *buf, size_t buflen)
8135 {
8136         int frame = atoi(cmd);
8137
8138         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8139                 return -1;
8140         wpa_s = wpas_vendor_elem(wpa_s, frame);
8141
8142         if (wpa_s->vendor_elem[frame] == NULL)
8143                 return 0;
8144
8145         return wpa_snprintf_hex(buf, buflen,
8146                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8147                                 wpabuf_len(wpa_s->vendor_elem[frame]));
8148 }
8149
8150
8151 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8152 {
8153         char *pos = cmd;
8154         int frame;
8155         size_t len;
8156         u8 *buf;
8157         struct ieee802_11_elems elems;
8158         int res;
8159
8160         frame = atoi(pos);
8161         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8162                 return -1;
8163         wpa_s = wpas_vendor_elem(wpa_s, frame);
8164
8165         pos = os_strchr(pos, ' ');
8166         if (pos == NULL)
8167                 return -1;
8168         pos++;
8169
8170         if (*pos == '*') {
8171                 wpabuf_free(wpa_s->vendor_elem[frame]);
8172                 wpa_s->vendor_elem[frame] = NULL;
8173                 wpas_vendor_elem_update(wpa_s);
8174                 return 0;
8175         }
8176
8177         if (wpa_s->vendor_elem[frame] == NULL)
8178                 return -1;
8179
8180         len = os_strlen(pos);
8181         if (len == 0)
8182                 return 0;
8183         if (len & 1)
8184                 return -1;
8185         len /= 2;
8186
8187         buf = os_malloc(len);
8188         if (buf == NULL)
8189                 return -1;
8190
8191         if (hexstr2bin(pos, buf, len) < 0) {
8192                 os_free(buf);
8193                 return -1;
8194         }
8195
8196         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8197                 os_free(buf);
8198                 return -1;
8199         }
8200
8201         res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8202         os_free(buf);
8203         return res;
8204 }
8205
8206
8207 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8208 {
8209         struct wpa_supplicant *wpa_s = ctx;
8210
8211         if (neighbor_rep) {
8212                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8213                              "length=%u",
8214                              (unsigned int) wpabuf_len(neighbor_rep));
8215                 wpabuf_free(neighbor_rep);
8216         } else {
8217                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8218         }
8219 }
8220
8221
8222 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
8223                                             char *cmd)
8224 {
8225         struct wpa_ssid ssid;
8226         struct wpa_ssid *ssid_p = NULL;
8227         int ret = 0;
8228
8229         if (os_strncmp(cmd, " ssid=", 6) == 0) {
8230                 ssid.ssid_len = os_strlen(cmd + 6);
8231                 if (ssid.ssid_len > SSID_MAX_LEN)
8232                         return -1;
8233                 ssid.ssid = (u8 *) (cmd + 6);
8234                 ssid_p = &ssid;
8235         }
8236
8237         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
8238                                                  wpas_ctrl_neighbor_rep_cb,
8239                                                  wpa_s);
8240
8241         return ret;
8242 }
8243
8244
8245 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8246 {
8247         eapol_sm_erp_flush(wpa_s->eapol);
8248         return 0;
8249 }
8250
8251
8252 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8253                                          char *cmd)
8254 {
8255         char *token, *context = NULL;
8256         unsigned int enable = ~0, type = 0;
8257         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8258         u8 *addr = NULL, *mask = NULL;
8259
8260         while ((token = str_token(cmd, " ", &context))) {
8261                 if (os_strcasecmp(token, "scan") == 0) {
8262                         type |= MAC_ADDR_RAND_SCAN;
8263                 } else if (os_strcasecmp(token, "sched") == 0) {
8264                         type |= MAC_ADDR_RAND_SCHED_SCAN;
8265                 } else if (os_strcasecmp(token, "pno") == 0) {
8266                         type |= MAC_ADDR_RAND_PNO;
8267                 } else if (os_strcasecmp(token, "all") == 0) {
8268                         type = wpa_s->mac_addr_rand_supported;
8269                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8270                         enable = atoi(token + 7);
8271                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8272                         addr = _addr;
8273                         if (hwaddr_aton(token + 5, addr)) {
8274                                 wpa_printf(MSG_INFO,
8275                                            "CTRL: Invalid MAC address: %s",
8276                                            token);
8277                                 return -1;
8278                         }
8279                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8280                         mask = _mask;
8281                         if (hwaddr_aton(token + 5, mask)) {
8282                                 wpa_printf(MSG_INFO,
8283                                            "CTRL: Invalid MAC address mask: %s",
8284                                            token);
8285                                 return -1;
8286                         }
8287                 } else {
8288                         wpa_printf(MSG_INFO,
8289                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8290                                    token);
8291                         return -1;
8292                 }
8293         }
8294
8295         if (!type) {
8296                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8297                 return -1;
8298         }
8299
8300         if ((wpa_s->mac_addr_rand_supported & type) != type) {
8301                 wpa_printf(MSG_INFO,
8302                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8303                            type, wpa_s->mac_addr_rand_supported);
8304                 return -1;
8305         }
8306
8307         if (enable > 1) {
8308                 wpa_printf(MSG_INFO,
8309                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8310                 return -1;
8311         }
8312
8313         if (!enable) {
8314                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8315                 if (wpa_s->pno) {
8316                         if (type & MAC_ADDR_RAND_PNO) {
8317                                 wpas_stop_pno(wpa_s);
8318                                 wpas_start_pno(wpa_s);
8319                         }
8320                 } else if (wpa_s->sched_scanning &&
8321                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8322                         /* simulate timeout to restart the sched scan */
8323                         wpa_s->sched_scan_timed_out = 1;
8324                         wpa_s->prev_sched_ssid = NULL;
8325                         wpa_supplicant_cancel_sched_scan(wpa_s);
8326                 }
8327                 return 0;
8328         }
8329
8330         if ((addr && !mask) || (!addr && mask)) {
8331                 wpa_printf(MSG_INFO,
8332                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8333                 return -1;
8334         }
8335
8336         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8337                 wpa_printf(MSG_INFO,
8338                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8339                 return -1;
8340         }
8341
8342         if (type & MAC_ADDR_RAND_SCAN) {
8343                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8344                                             addr, mask);
8345         }
8346
8347         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8348                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8349                                             addr, mask);
8350
8351                 if (wpa_s->sched_scanning && !wpa_s->pno) {
8352                         /* simulate timeout to restart the sched scan */
8353                         wpa_s->sched_scan_timed_out = 1;
8354                         wpa_s->prev_sched_ssid = NULL;
8355                         wpa_supplicant_cancel_sched_scan(wpa_s);
8356                 }
8357         }
8358
8359         if (type & MAC_ADDR_RAND_PNO) {
8360                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8361                                             addr, mask);
8362                 if (wpa_s->pno) {
8363                         wpas_stop_pno(wpa_s);
8364                         wpas_start_pno(wpa_s);
8365                 }
8366         }
8367
8368         return 0;
8369 }
8370
8371
8372 static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
8373                                  char *buf, size_t buflen)
8374 {
8375         size_t reply_len;
8376
8377         reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
8378 #ifdef CONFIG_AP
8379         reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
8380                                               buflen - reply_len);
8381 #endif /* CONFIG_AP */
8382         return reply_len;
8383 }
8384
8385
8386 static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
8387 {
8388         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8389 #ifdef CONFIG_AP
8390         wpas_ap_pmksa_cache_flush(wpa_s);
8391 #endif /* CONFIG_AP */
8392 }
8393
8394
8395 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8396 {
8397         if (os_strcmp(cmd, "PING") == 0 ||
8398             os_strncmp(cmd, "BSS ", 4) == 0 ||
8399             os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8400             os_strncmp(cmd, "STATUS", 6) == 0 ||
8401             os_strncmp(cmd, "STA ", 4) == 0 ||
8402             os_strncmp(cmd, "STA-", 4) == 0)
8403                 return MSG_EXCESSIVE;
8404         return MSG_DEBUG;
8405 }
8406
8407
8408 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8409                                          char *buf, size_t *resp_len)
8410 {
8411         char *reply;
8412         const int reply_size = 4096;
8413         int reply_len;
8414
8415         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8416             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8417                 if (wpa_debug_show_keys)
8418                         wpa_dbg(wpa_s, MSG_DEBUG,
8419                                 "Control interface command '%s'", buf);
8420                 else
8421                         wpa_dbg(wpa_s, MSG_DEBUG,
8422                                 "Control interface command '%s [REMOVED]'",
8423                                 os_strncmp(buf, WPA_CTRL_RSP,
8424                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
8425                                 WPA_CTRL_RSP : "SET_NETWORK");
8426         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8427                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8428                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8429                                       (const u8 *) buf, os_strlen(buf));
8430         } else {
8431                 int level = wpas_ctrl_cmd_debug_level(buf);
8432                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8433         }
8434
8435         reply = os_malloc(reply_size);
8436         if (reply == NULL) {
8437                 *resp_len = 1;
8438                 return NULL;
8439         }
8440
8441         os_memcpy(reply, "OK\n", 3);
8442         reply_len = 3;
8443
8444         if (os_strcmp(buf, "PING") == 0) {
8445                 os_memcpy(reply, "PONG\n", 5);
8446                 reply_len = 5;
8447         } else if (os_strcmp(buf, "IFNAME") == 0) {
8448                 reply_len = os_strlen(wpa_s->ifname);
8449                 os_memcpy(reply, wpa_s->ifname, reply_len);
8450         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8451                 if (wpa_debug_reopen_file() < 0)
8452                         reply_len = -1;
8453         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8454                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8455         } else if (os_strcmp(buf, "MIB") == 0) {
8456                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8457                 if (reply_len >= 0) {
8458                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
8459                                                       reply + reply_len,
8460                                                       reply_size - reply_len);
8461                 }
8462         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8463                 reply_len = wpa_supplicant_ctrl_iface_status(
8464                         wpa_s, buf + 6, reply, reply_size);
8465         } else if (os_strcmp(buf, "PMKSA") == 0) {
8466                 reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
8467         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8468                 wpas_ctrl_iface_pmksa_flush(wpa_s);
8469         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8470                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8471                         reply_len = -1;
8472         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8473                 reply_len = wpa_config_dump_values(wpa_s->conf,
8474                                                    reply, reply_size);
8475         } else if (os_strncmp(buf, "GET ", 4) == 0) {
8476                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8477                                                           reply, reply_size);
8478         } else if (os_strcmp(buf, "LOGON") == 0) {
8479                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8480         } else if (os_strcmp(buf, "LOGOFF") == 0) {
8481                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8482         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8483                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8484                         reply_len = -1;
8485                 else
8486                         wpas_request_connection(wpa_s);
8487         } else if (os_strcmp(buf, "REATTACH") == 0) {
8488                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8489                     !wpa_s->current_ssid)
8490                         reply_len = -1;
8491                 else {
8492                         wpa_s->reattach = 1;
8493                         wpas_request_connection(wpa_s);
8494                 }
8495         } else if (os_strcmp(buf, "RECONNECT") == 0) {
8496                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8497                         reply_len = -1;
8498                 else if (wpa_s->disconnected)
8499                         wpas_request_connection(wpa_s);
8500 #ifdef IEEE8021X_EAPOL
8501         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8502                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8503                         reply_len = -1;
8504 #endif /* IEEE8021X_EAPOL */
8505 #ifdef CONFIG_PEERKEY
8506         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8507                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8508                         reply_len = -1;
8509 #endif /* CONFIG_PEERKEY */
8510 #ifdef CONFIG_IEEE80211R
8511         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8512                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8513                         reply_len = -1;
8514 #endif /* CONFIG_IEEE80211R */
8515 #ifdef CONFIG_WPS
8516         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8517                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8518                 if (res == -2) {
8519                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8520                         reply_len = 17;
8521                 } else if (res)
8522                         reply_len = -1;
8523         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8524                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8525                 if (res == -2) {
8526                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8527                         reply_len = 17;
8528                 } else if (res)
8529                         reply_len = -1;
8530         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8531                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8532                                                               reply,
8533                                                               reply_size);
8534         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8535                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8536                         wpa_s, buf + 14, reply, reply_size);
8537         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8538                 if (wpas_wps_cancel(wpa_s))
8539                         reply_len = -1;
8540 #ifdef CONFIG_WPS_NFC
8541         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8542                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8543                         reply_len = -1;
8544         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8545                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8546                         reply_len = -1;
8547         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8548                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8549                         wpa_s, buf + 21, reply, reply_size);
8550         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8551                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8552                         wpa_s, buf + 14, reply, reply_size);
8553         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8554                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8555                                                                buf + 17))
8556                         reply_len = -1;
8557         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8558                 reply_len = wpas_ctrl_nfc_get_handover_req(
8559                         wpa_s, buf + 21, reply, reply_size);
8560         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8561                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8562                         wpa_s, buf + 21, reply, reply_size);
8563         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8564                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8565                         reply_len = -1;
8566 #endif /* CONFIG_WPS_NFC */
8567         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8568                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8569                         reply_len = -1;
8570 #ifdef CONFIG_AP
8571         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8572                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8573                         wpa_s, buf + 11, reply, reply_size);
8574 #endif /* CONFIG_AP */
8575 #ifdef CONFIG_WPS_ER
8576         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8577                 if (wpas_wps_er_start(wpa_s, NULL))
8578                         reply_len = -1;
8579         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8580                 if (wpas_wps_er_start(wpa_s, buf + 13))
8581                         reply_len = -1;
8582         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8583                 wpas_wps_er_stop(wpa_s);
8584         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8585                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8586                         reply_len = -1;
8587         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8588                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8589                 if (ret == -2) {
8590                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8591                         reply_len = 17;
8592                 } else if (ret == -3) {
8593                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8594                         reply_len = 18;
8595                 } else if (ret == -4) {
8596                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8597                         reply_len = 20;
8598                 } else if (ret)
8599                         reply_len = -1;
8600         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8601                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8602                         reply_len = -1;
8603         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8604                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8605                                                                 buf + 18))
8606                         reply_len = -1;
8607         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8608                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8609                         reply_len = -1;
8610 #ifdef CONFIG_WPS_NFC
8611         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8612                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8613                         wpa_s, buf + 24, reply, reply_size);
8614 #endif /* CONFIG_WPS_NFC */
8615 #endif /* CONFIG_WPS_ER */
8616 #endif /* CONFIG_WPS */
8617 #ifdef CONFIG_IBSS_RSN
8618         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8619                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8620                         reply_len = -1;
8621 #endif /* CONFIG_IBSS_RSN */
8622 #ifdef CONFIG_MESH
8623         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8624                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8625                         wpa_s, buf + 19, reply, reply_size);
8626         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8627                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8628                         wpa_s, "", reply, reply_size);
8629         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8630                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8631                         reply_len = -1;
8632         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8633                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8634                                                                 buf + 18))
8635                         reply_len = -1;
8636         } else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
8637                 if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
8638                         reply_len = -1;
8639         } else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
8640                 if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
8641                         reply_len = -1;
8642 #endif /* CONFIG_MESH */
8643 #ifdef CONFIG_P2P
8644         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8645                 if (p2p_ctrl_find(wpa_s, buf + 8))
8646                         reply_len = -1;
8647         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8648                 if (p2p_ctrl_find(wpa_s, ""))
8649                         reply_len = -1;
8650         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8651                 wpas_p2p_stop_find(wpa_s);
8652         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8653                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8654                         reply_len = -1;
8655         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8656                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8657                         reply_len = -1;
8658         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8659                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8660                                              reply_size);
8661         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8662                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8663                         reply_len = -1;
8664         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8665                 if (p2p_ctrl_listen(wpa_s, ""))
8666                         reply_len = -1;
8667         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8668                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8669                         reply_len = -1;
8670         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8671                 if (p2p_ctrl_group_add(wpa_s, ""))
8672                         reply_len = -1;
8673         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8674                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8675                         reply_len = -1;
8676         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8677                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8678                         reply_len = -1;
8679         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8680                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8681         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8682                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8683                                                    reply_size);
8684         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8685                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8686                         reply_len = -1;
8687         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8688                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8689                         reply_len = -1;
8690         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8691                 wpas_p2p_sd_service_update(wpa_s);
8692         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8693                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8694                         reply_len = -1;
8695         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8696                 wpas_p2p_service_flush(wpa_s);
8697         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8698                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8699                         reply_len = -1;
8700         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8701                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8702                         reply_len = -1;
8703         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8704                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8705                         reply_len = -1;
8706         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8707                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8708                         reply_len = -1;
8709         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8710                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8711                         reply_len = -1;
8712         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8713                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8714                                               reply_size);
8715         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8716                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8717                         reply_len = -1;
8718         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8719                 p2p_ctrl_flush(wpa_s);
8720         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8721                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8722                         reply_len = -1;
8723         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8724                 if (wpas_p2p_cancel(wpa_s))
8725                         reply_len = -1;
8726         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8727                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8728                         reply_len = -1;
8729         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8730                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8731                         reply_len = -1;
8732         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8733                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8734                         reply_len = -1;
8735         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8736                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8737                         reply_len = -1;
8738         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8739                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8740                         reply_len = -1;
8741 #endif /* CONFIG_P2P */
8742 #ifdef CONFIG_WIFI_DISPLAY
8743         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8744                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8745                         reply_len = -1;
8746         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8747                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8748                                                      reply, reply_size);
8749 #endif /* CONFIG_WIFI_DISPLAY */
8750 #ifdef CONFIG_INTERWORKING
8751         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8752                 if (interworking_fetch_anqp(wpa_s) < 0)
8753                         reply_len = -1;
8754         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8755                 interworking_stop_fetch_anqp(wpa_s);
8756         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8757                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8758                         reply_len = -1;
8759         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8760                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8761                         reply_len = -1;
8762         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8763                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8764                         reply_len = -1;
8765         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8766                 int id;
8767
8768                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8769                 if (id < 0)
8770                         reply_len = -1;
8771                 else {
8772                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8773                         if (os_snprintf_error(reply_size, reply_len))
8774                                 reply_len = -1;
8775                 }
8776         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8777                 if (get_anqp(wpa_s, buf + 9) < 0)
8778                         reply_len = -1;
8779         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8780                 if (gas_request(wpa_s, buf + 12) < 0)
8781                         reply_len = -1;
8782         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8783                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8784                                              reply_size);
8785 #endif /* CONFIG_INTERWORKING */
8786 #ifdef CONFIG_HS20
8787         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8788                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8789                         reply_len = -1;
8790         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8791                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8792                         reply_len = -1;
8793         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8794                 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
8795                         reply_len = -1;
8796         } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
8797                 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
8798                         reply_len = -1;
8799         } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
8800                 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
8801         } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
8802                 if (del_hs20_icon(wpa_s, buf + 14) < 0)
8803                         reply_len = -1;
8804         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8805                 if (hs20_fetch_osu(wpa_s) < 0)
8806                         reply_len = -1;
8807         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8808                 hs20_cancel_fetch_osu(wpa_s);
8809 #endif /* CONFIG_HS20 */
8810         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8811         {
8812                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8813                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8814                         reply_len = -1;
8815                 else {
8816                         /*
8817                          * Notify response from timeout to allow the control
8818                          * interface response to be sent first.
8819                          */
8820                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8821                                                wpa_s, NULL);
8822                 }
8823         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8824                 if (wpa_supplicant_reload_configuration(wpa_s))
8825                         reply_len = -1;
8826         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8827                 wpa_supplicant_terminate_proc(wpa_s->global);
8828         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8829                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8830                         reply_len = -1;
8831         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8832                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8833                         wpa_s, buf + 9, reply, reply_size);
8834         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8835                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8836                         wpa_s, buf + 9, reply, reply_size);
8837         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8838                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8839                         wpa_s, buf + 14, reply, reply_size);
8840         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8841                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8842                         wpa_s, NULL, reply, reply_size);
8843         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8844 #ifdef CONFIG_SME
8845                 wpa_s->sme.prev_bssid_set = 0;
8846 #endif /* CONFIG_SME */
8847                 wpa_s->reassociate = 0;
8848                 wpa_s->disconnected = 1;
8849                 wpa_supplicant_cancel_sched_scan(wpa_s);
8850                 wpa_supplicant_cancel_scan(wpa_s);
8851                 wpa_supplicant_deauthenticate(wpa_s,
8852                                               WLAN_REASON_DEAUTH_LEAVING);
8853                 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8854         } else if (os_strcmp(buf, "SCAN") == 0) {
8855                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8856         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8857                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8858         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8859                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8860                         wpa_s, reply, reply_size);
8861         } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
8862                 if (wpas_abort_ongoing_scan(wpa_s) < 0)
8863                         reply_len = -1;
8864         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8865                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8866                         reply_len = -1;
8867         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8868                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8869                         reply_len = -1;
8870         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8871                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8872                         reply_len = -1;
8873         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8874                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8875                         wpa_s, reply, reply_size);
8876         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8877                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8878                         reply_len = -1;
8879         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8880                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8881                         reply_len = -1;
8882         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8883                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8884                         wpa_s, buf + 12, reply, reply_size);
8885         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8886                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
8887                                                           wpa_s))
8888                         reply_len = -1;
8889         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8890                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8891                         wpa_s, reply, reply_size);
8892         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8893                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8894                         wpa_s, reply, reply_size);
8895         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8896                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8897                         reply_len = -1;
8898         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8899                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8900                         reply_len = -1;
8901         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8902                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8903                                                                reply,
8904                                                                reply_size);
8905 #ifndef CONFIG_NO_CONFIG_WRITE
8906         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8907                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8908                         reply_len = -1;
8909 #endif /* CONFIG_NO_CONFIG_WRITE */
8910         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8911                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8912                         wpa_s, buf + 15, reply, reply_size);
8913         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8914                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8915                         reply_len = -1;
8916         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8917                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8918                         reply_len = -1;
8919         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8920                 reply_len = wpa_supplicant_global_iface_list(
8921                         wpa_s->global, reply, reply_size);
8922         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
8923                 reply_len = wpa_supplicant_global_iface_interfaces(
8924                         wpa_s->global, buf + 10, reply, reply_size);
8925         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8926                 reply_len = wpa_supplicant_ctrl_iface_bss(
8927                         wpa_s, buf + 4, reply, reply_size);
8928 #ifdef CONFIG_AP
8929         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8930                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8931         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8932                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8933                                               reply_size);
8934         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8935                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8936                                                    reply_size);
8937         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8938                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8939                         reply_len = -1;
8940         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8941                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8942                         reply_len = -1;
8943         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8944                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8945                         reply_len = -1;
8946         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8947                 if (wpas_ap_stop_ap(wpa_s))
8948                         reply_len = -1;
8949 #endif /* CONFIG_AP */
8950         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8951                 wpas_notify_suspend(wpa_s->global);
8952         } else if (os_strcmp(buf, "RESUME") == 0) {
8953                 wpas_notify_resume(wpa_s->global);
8954 #ifdef CONFIG_TESTING_OPTIONS
8955         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8956                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8957 #endif /* CONFIG_TESTING_OPTIONS */
8958         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8959                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8960                         reply_len = -1;
8961         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8962                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8963         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8964                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8965                         reply_len = -1;
8966         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8967                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8968                                                                buf + 17))
8969                         reply_len = -1;
8970         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8971                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8972 #ifdef CONFIG_TDLS
8973         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8974                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8975                         reply_len = -1;
8976         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8977                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8978                         reply_len = -1;
8979         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8980                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8981                         reply_len = -1;
8982         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8983                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8984                                                                buf + 17))
8985                         reply_len = -1;
8986         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8987                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8988                                                                       buf + 24))
8989                         reply_len = -1;
8990         } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
8991                 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
8992                         wpa_s, buf + 17, reply, reply_size);
8993 #endif /* CONFIG_TDLS */
8994         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8995                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8996         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8997                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8998                         reply_len = -1;
8999         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
9000                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
9001                         reply_len = -1;
9002         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
9003                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
9004                                                        reply_size);
9005         } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
9006                 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
9007                         reply_len = -1;
9008         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
9009                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
9010                                                        reply_size);
9011 #ifdef CONFIG_AUTOSCAN
9012         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
9013                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
9014                         reply_len = -1;
9015 #endif /* CONFIG_AUTOSCAN */
9016 #ifdef ANDROID
9017         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
9018                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
9019                                                       reply_size);
9020 #endif /* ANDROID */
9021         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
9022                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
9023                                                       reply_size);
9024         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
9025                 pmksa_cache_clear_current(wpa_s->wpa);
9026                 eapol_sm_request_reauth(wpa_s->eapol);
9027 #ifdef CONFIG_WNM
9028         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
9029                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
9030                         reply_len = -1;
9031         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
9032                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
9033                                 reply_len = -1;
9034 #endif /* CONFIG_WNM */
9035         } else if (os_strcmp(buf, "FLUSH") == 0) {
9036                 wpa_supplicant_ctrl_iface_flush(wpa_s);
9037         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
9038                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
9039                                                  reply_size);
9040 #ifdef CONFIG_TESTING_OPTIONS
9041         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
9042                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
9043                         reply_len = -1;
9044         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
9045                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
9046         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
9047                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
9048                         reply_len = -1;
9049         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
9050                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
9051                         reply_len = -1;
9052         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
9053                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
9054                         reply_len = -1;
9055         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
9056                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
9057                         reply_len = -1;
9058         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
9059                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
9060                         reply_len = -1;
9061         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
9062                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
9063                         reply_len = -1;
9064         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
9065                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
9066         } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
9067                 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
9068                         reply_len = -1;
9069         } else if (os_strcmp(buf, "GET_FAIL") == 0) {
9070                 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
9071         } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
9072                 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
9073                         reply_len = -1;
9074         } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
9075                 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
9076                         reply_len = -1;
9077 #endif /* CONFIG_TESTING_OPTIONS */
9078         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9079                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9080                         reply_len = -1;
9081         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9082                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9083                                                       reply_size);
9084         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9085                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9086                         reply_len = -1;
9087         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9088                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
9089                         reply_len = -1;
9090         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9091                 wpas_ctrl_iface_erp_flush(wpa_s);
9092         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9093                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9094                         reply_len = -1;
9095         } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9096                 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9097                         wpa_s, buf + 19, reply, reply_size);
9098         } else {
9099                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9100                 reply_len = 16;
9101         }
9102
9103         if (reply_len < 0) {
9104                 os_memcpy(reply, "FAIL\n", 5);
9105                 reply_len = 5;
9106         }
9107
9108         *resp_len = reply_len;
9109         return reply;
9110 }
9111
9112
9113 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9114                                            char *cmd)
9115 {
9116         struct wpa_interface iface;
9117         char *pos, *extra;
9118         struct wpa_supplicant *wpa_s;
9119         unsigned int create_iface = 0;
9120         u8 mac_addr[ETH_ALEN];
9121         enum wpa_driver_if_type type = WPA_IF_STATION;
9122
9123         /*
9124          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9125          * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9126          */
9127         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9128
9129         os_memset(&iface, 0, sizeof(iface));
9130
9131         do {
9132                 iface.ifname = pos = cmd;
9133                 pos = os_strchr(pos, '\t');
9134                 if (pos)
9135                         *pos++ = '\0';
9136                 if (iface.ifname[0] == '\0')
9137                         return -1;
9138                 if (pos == NULL)
9139                         break;
9140
9141                 iface.confname = pos;
9142                 pos = os_strchr(pos, '\t');
9143                 if (pos)
9144                         *pos++ = '\0';
9145                 if (iface.confname[0] == '\0')
9146                         iface.confname = NULL;
9147                 if (pos == NULL)
9148                         break;
9149
9150                 iface.driver = pos;
9151                 pos = os_strchr(pos, '\t');
9152                 if (pos)
9153                         *pos++ = '\0';
9154                 if (iface.driver[0] == '\0')
9155                         iface.driver = NULL;
9156                 if (pos == NULL)
9157                         break;
9158
9159                 iface.ctrl_interface = pos;
9160                 pos = os_strchr(pos, '\t');
9161                 if (pos)
9162                         *pos++ = '\0';
9163                 if (iface.ctrl_interface[0] == '\0')
9164                         iface.ctrl_interface = NULL;
9165                 if (pos == NULL)
9166                         break;
9167
9168                 iface.driver_param = pos;
9169                 pos = os_strchr(pos, '\t');
9170                 if (pos)
9171                         *pos++ = '\0';
9172                 if (iface.driver_param[0] == '\0')
9173                         iface.driver_param = NULL;
9174                 if (pos == NULL)
9175                         break;
9176
9177                 iface.bridge_ifname = pos;
9178                 pos = os_strchr(pos, '\t');
9179                 if (pos)
9180                         *pos++ = '\0';
9181                 if (iface.bridge_ifname[0] == '\0')
9182                         iface.bridge_ifname = NULL;
9183                 if (pos == NULL)
9184                         break;
9185
9186                 extra = pos;
9187                 pos = os_strchr(pos, '\t');
9188                 if (pos)
9189                         *pos++ = '\0';
9190                 if (!extra[0])
9191                         break;
9192
9193                 if (os_strcmp(extra, "create") == 0) {
9194                         create_iface = 1;
9195                         if (!pos)
9196                                 break;
9197
9198                         if (os_strcmp(pos, "sta") == 0) {
9199                                 type = WPA_IF_STATION;
9200                         } else if (os_strcmp(pos, "ap") == 0) {
9201                                 type = WPA_IF_AP_BSS;
9202                         } else {
9203                                 wpa_printf(MSG_DEBUG,
9204                                            "INTERFACE_ADD unsupported interface type: '%s'",
9205                                            pos);
9206                                 return -1;
9207                         }
9208                 } else {
9209                         wpa_printf(MSG_DEBUG,
9210                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
9211                                    extra);
9212                         return -1;
9213                 }
9214         } while (0);
9215
9216         if (create_iface) {
9217                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9218                            iface.ifname);
9219                 if (!global->ifaces)
9220                         return -1;
9221                 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9222                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
9223                         wpa_printf(MSG_ERROR,
9224                                    "CTRL_IFACE interface creation failed");
9225                         return -1;
9226                 }
9227
9228                 wpa_printf(MSG_DEBUG,
9229                            "CTRL_IFACE interface '%s' created with MAC addr: "
9230                            MACSTR, iface.ifname, MAC2STR(mac_addr));
9231         }
9232
9233         if (wpa_supplicant_get_iface(global, iface.ifname))
9234                 goto fail;
9235
9236         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9237         if (!wpa_s)
9238                 goto fail;
9239         wpa_s->added_vif = create_iface;
9240         return 0;
9241
9242 fail:
9243         if (create_iface)
9244                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9245         return -1;
9246 }
9247
9248
9249 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9250                                               char *cmd)
9251 {
9252         struct wpa_supplicant *wpa_s;
9253         int ret;
9254         unsigned int delete_iface;
9255
9256         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9257
9258         wpa_s = wpa_supplicant_get_iface(global, cmd);
9259         if (wpa_s == NULL)
9260                 return -1;
9261         delete_iface = wpa_s->added_vif;
9262         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9263         if (!ret && delete_iface) {
9264                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9265                            cmd);
9266                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9267         }
9268         return ret;
9269 }
9270
9271
9272 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9273 {
9274         struct wpa_interface_info *prev;
9275
9276         while (iface) {
9277                 prev = iface;
9278                 iface = iface->next;
9279
9280                 os_free(prev->ifname);
9281                 os_free(prev->desc);
9282                 os_free(prev);
9283         }
9284 }
9285
9286
9287 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9288                                             char *buf, int len)
9289 {
9290         int i, res;
9291         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9292         char *pos, *end;
9293
9294         for (i = 0; wpa_drivers[i]; i++) {
9295                 const struct wpa_driver_ops *drv = wpa_drivers[i];
9296                 if (drv->get_interfaces == NULL)
9297                         continue;
9298                 tmp = drv->get_interfaces(global->drv_priv[i]);
9299                 if (tmp == NULL)
9300                         continue;
9301
9302                 if (last == NULL)
9303                         iface = last = tmp;
9304                 else
9305                         last->next = tmp;
9306                 while (last->next)
9307                         last = last->next;
9308         }
9309
9310         pos = buf;
9311         end = buf + len;
9312         for (tmp = iface; tmp; tmp = tmp->next) {
9313                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9314                                   tmp->drv_name, tmp->ifname,
9315                                   tmp->desc ? tmp->desc : "");
9316                 if (os_snprintf_error(end - pos, res)) {
9317                         *pos = '\0';
9318                         break;
9319                 }
9320                 pos += res;
9321         }
9322
9323         wpa_free_iface_info(iface);
9324
9325         return pos - buf;
9326 }
9327
9328
9329 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9330                                                   const char *input,
9331                                                   char *buf, int len)
9332 {
9333         int res;
9334         char *pos, *end;
9335         struct wpa_supplicant *wpa_s;
9336         int show_ctrl = 0;
9337
9338         if (input)
9339                 show_ctrl = !!os_strstr(input, "ctrl");
9340
9341         wpa_s = global->ifaces;
9342         pos = buf;
9343         end = buf + len;
9344
9345         while (wpa_s) {
9346                 if (show_ctrl)
9347                         res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
9348                                           wpa_s->ifname,
9349                                           wpa_s->conf->ctrl_interface ?
9350                                           wpa_s->conf->ctrl_interface : "N/A");
9351                 else
9352                         res = os_snprintf(pos, end - pos, "%s\n",
9353                                           wpa_s->ifname);
9354
9355                 if (os_snprintf_error(end - pos, res)) {
9356                         *pos = '\0';
9357                         break;
9358                 }
9359                 pos += res;
9360                 wpa_s = wpa_s->next;
9361         }
9362         return pos - buf;
9363 }
9364
9365
9366 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9367                                             const char *ifname,
9368                                             char *cmd, size_t *resp_len)
9369 {
9370         struct wpa_supplicant *wpa_s;
9371
9372         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9373                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9374                         break;
9375         }
9376
9377         if (wpa_s == NULL) {
9378                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9379                 if (resp)
9380                         *resp_len = os_strlen(resp);
9381                 else
9382                         *resp_len = 1;
9383                 return resp;
9384         }
9385
9386         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9387 }
9388
9389
9390 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9391                                                char *buf, size_t *resp_len)
9392 {
9393 #ifdef CONFIG_P2P
9394         static const char * cmd[] = {
9395                 "LIST_NETWORKS",
9396                 "P2P_FIND",
9397                 "P2P_STOP_FIND",
9398                 "P2P_LISTEN",
9399                 "P2P_GROUP_ADD",
9400                 "P2P_GET_PASSPHRASE",
9401                 "P2P_SERVICE_UPDATE",
9402                 "P2P_SERVICE_FLUSH",
9403                 "P2P_FLUSH",
9404                 "P2P_CANCEL",
9405                 "P2P_PRESENCE_REQ",
9406                 "P2P_EXT_LISTEN",
9407                 NULL
9408         };
9409         static const char * prefix[] = {
9410 #ifdef ANDROID
9411                 "DRIVER ",
9412 #endif /* ANDROID */
9413                 "GET_NETWORK ",
9414                 "REMOVE_NETWORK ",
9415                 "P2P_FIND ",
9416                 "P2P_CONNECT ",
9417                 "P2P_LISTEN ",
9418                 "P2P_GROUP_REMOVE ",
9419                 "P2P_GROUP_ADD ",
9420                 "P2P_PROV_DISC ",
9421                 "P2P_SERV_DISC_REQ ",
9422                 "P2P_SERV_DISC_CANCEL_REQ ",
9423                 "P2P_SERV_DISC_RESP ",
9424                 "P2P_SERV_DISC_EXTERNAL ",
9425                 "P2P_SERVICE_ADD ",
9426                 "P2P_SERVICE_DEL ",
9427                 "P2P_SERVICE_REP ",
9428                 "P2P_REJECT ",
9429                 "P2P_INVITE ",
9430                 "P2P_PEER ",
9431                 "P2P_SET ",
9432                 "P2P_UNAUTHORIZE ",
9433                 "P2P_PRESENCE_REQ ",
9434                 "P2P_EXT_LISTEN ",
9435                 "P2P_REMOVE_CLIENT ",
9436                 "WPS_NFC_TOKEN ",
9437                 "WPS_NFC_TAG_READ ",
9438                 "NFC_GET_HANDOVER_SEL ",
9439                 "NFC_GET_HANDOVER_REQ ",
9440                 "NFC_REPORT_HANDOVER ",
9441                 "P2P_ASP_PROVISION ",
9442                 "P2P_ASP_PROVISION_RESP ",
9443                 NULL
9444         };
9445         int found = 0;
9446         int i;
9447
9448         if (global->p2p_init_wpa_s == NULL)
9449                 return NULL;
9450
9451         for (i = 0; !found && cmd[i]; i++) {
9452                 if (os_strcmp(buf, cmd[i]) == 0)
9453                         found = 1;
9454         }
9455
9456         for (i = 0; !found && prefix[i]; i++) {
9457                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9458                         found = 1;
9459         }
9460
9461         if (found)
9462                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9463                                                          buf, resp_len);
9464 #endif /* CONFIG_P2P */
9465         return NULL;
9466 }
9467
9468
9469 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9470                                                char *buf, size_t *resp_len)
9471 {
9472 #ifdef CONFIG_WIFI_DISPLAY
9473         if (global->p2p_init_wpa_s == NULL)
9474                 return NULL;
9475         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9476             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9477                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9478                                                          buf, resp_len);
9479 #endif /* CONFIG_WIFI_DISPLAY */
9480         return NULL;
9481 }
9482
9483
9484 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9485                                            char *buf, size_t *resp_len)
9486 {
9487         char *ret;
9488
9489         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9490         if (ret)
9491                 return ret;
9492
9493         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9494         if (ret)
9495                 return ret;
9496
9497         return NULL;
9498 }
9499
9500
9501 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9502 {
9503         char *value;
9504
9505         value = os_strchr(cmd, ' ');
9506         if (value == NULL)
9507                 return -1;
9508         *value++ = '\0';
9509
9510         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9511
9512 #ifdef CONFIG_WIFI_DISPLAY
9513         if (os_strcasecmp(cmd, "wifi_display") == 0) {
9514                 wifi_display_enable(global, !!atoi(value));
9515                 return 0;
9516         }
9517 #endif /* CONFIG_WIFI_DISPLAY */
9518
9519         /* Restore cmd to its original value to allow redirection */
9520         value[-1] = ' ';
9521
9522         return -1;
9523 }
9524
9525
9526 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9527                                               char *cmd)
9528 {
9529         struct wpa_supplicant *wpa_s[2]; /* src, dst */
9530         char *p;
9531         unsigned int i;
9532
9533         /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9534          * <variable name> */
9535
9536         for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9537                 p = os_strchr(cmd, ' ');
9538                 if (p == NULL)
9539                         return -1;
9540                 *p = '\0';
9541
9542                 wpa_s[i] = global->ifaces;
9543                 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9544                         if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9545                                 break;
9546                 }
9547
9548                 if (!wpa_s[i]) {
9549                         wpa_printf(MSG_DEBUG,
9550                                    "CTRL_IFACE: Could not find iface=%s", cmd);
9551                         return -1;
9552                 }
9553
9554                 cmd = p + 1;
9555         }
9556
9557         return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9558 }
9559
9560
9561 #ifndef CONFIG_NO_CONFIG_WRITE
9562 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9563 {
9564         int ret = 0, saved = 0;
9565         struct wpa_supplicant *wpa_s;
9566
9567         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9568                 if (!wpa_s->conf->update_config) {
9569                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9570                         continue;
9571                 }
9572
9573                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9574                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9575                         ret = 1;
9576                 } else {
9577                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9578                         saved++;
9579                 }
9580         }
9581
9582         if (!saved && !ret) {
9583                 wpa_dbg(wpa_s, MSG_DEBUG,
9584                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9585                 ret = 1;
9586         }
9587
9588         return ret;
9589 }
9590 #endif /* CONFIG_NO_CONFIG_WRITE */
9591
9592
9593 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9594                                          char *buf, size_t buflen)
9595 {
9596         char *pos, *end;
9597         int ret;
9598         struct wpa_supplicant *wpa_s;
9599
9600         pos = buf;
9601         end = buf + buflen;
9602
9603 #ifdef CONFIG_P2P
9604         if (global->p2p && !global->p2p_disabled) {
9605                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9606                                   "\n"
9607                                   "p2p_state=%s\n",
9608                                   MAC2STR(global->p2p_dev_addr),
9609                                   p2p_get_state_txt(global->p2p));
9610                 if (os_snprintf_error(end - pos, ret))
9611                         return pos - buf;
9612                 pos += ret;
9613         } else if (global->p2p) {
9614                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9615                 if (os_snprintf_error(end - pos, ret))
9616                         return pos - buf;
9617                 pos += ret;
9618         }
9619 #endif /* CONFIG_P2P */
9620
9621 #ifdef CONFIG_WIFI_DISPLAY
9622         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9623                           !!global->wifi_display);
9624         if (os_snprintf_error(end - pos, ret))
9625                 return pos - buf;
9626         pos += ret;
9627 #endif /* CONFIG_WIFI_DISPLAY */
9628
9629         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9630                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9631                                   "address=" MACSTR "\n",
9632                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9633                 if (os_snprintf_error(end - pos, ret))
9634                         return pos - buf;
9635                 pos += ret;
9636         }
9637
9638         return pos - buf;
9639 }
9640
9641
9642 #ifdef CONFIG_FST
9643
9644 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9645                                              char *cmd, char *buf,
9646                                              size_t reply_size)
9647 {
9648         char ifname[IFNAMSIZ + 1];
9649         struct fst_iface_cfg cfg;
9650         struct wpa_supplicant *wpa_s;
9651         struct fst_wpa_obj iface_obj;
9652
9653         if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9654                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9655                 if (wpa_s) {
9656                         if (wpa_s->fst) {
9657                                 wpa_printf(MSG_INFO, "FST: Already attached");
9658                                 return -1;
9659                         }
9660                         fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9661                         wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9662                                                 &iface_obj, &cfg);
9663                         if (wpa_s->fst)
9664                                 return os_snprintf(buf, reply_size, "OK\n");
9665                 }
9666         }
9667
9668         return -1;
9669 }
9670
9671
9672 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9673                                              char *cmd, char *buf,
9674                                              size_t reply_size)
9675 {
9676         char ifname[IFNAMSIZ + 1];
9677         struct wpa_supplicant *wpa_s;
9678
9679         if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9680                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9681                 if (wpa_s) {
9682                         if (!fst_iface_detach(ifname)) {
9683                                 wpa_s->fst = NULL;
9684                                 return os_snprintf(buf, reply_size, "OK\n");
9685                         }
9686                 }
9687         }
9688
9689         return -1;
9690 }
9691
9692 #endif /* CONFIG_FST */
9693
9694
9695 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9696                                                 char *buf, size_t *resp_len)
9697 {
9698         char *reply;
9699         const int reply_size = 2048;
9700         int reply_len;
9701         int level = MSG_DEBUG;
9702
9703         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9704                 char *pos = os_strchr(buf + 7, ' ');
9705                 if (pos) {
9706                         *pos++ = '\0';
9707                         return wpas_global_ctrl_iface_ifname(global,
9708                                                              buf + 7, pos,
9709                                                              resp_len);
9710                 }
9711         }
9712
9713         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9714         if (reply)
9715                 return reply;
9716
9717         if (os_strcmp(buf, "PING") == 0)
9718                 level = MSG_EXCESSIVE;
9719         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9720                           (const u8 *) buf, os_strlen(buf));
9721
9722         reply = os_malloc(reply_size);
9723         if (reply == NULL) {
9724                 *resp_len = 1;
9725                 return NULL;
9726         }
9727
9728         os_memcpy(reply, "OK\n", 3);
9729         reply_len = 3;
9730
9731         if (os_strcmp(buf, "PING") == 0) {
9732                 os_memcpy(reply, "PONG\n", 5);
9733                 reply_len = 5;
9734         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9735                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9736                         reply_len = -1;
9737         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9738                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9739                         reply_len = -1;
9740         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9741                 reply_len = wpa_supplicant_global_iface_list(
9742                         global, reply, reply_size);
9743         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9744                 reply_len = wpa_supplicant_global_iface_interfaces(
9745                         global, buf + 10, reply, reply_size);
9746 #ifdef CONFIG_FST
9747         } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9748                 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9749                                                               reply,
9750                                                               reply_size);
9751         } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9752                 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9753                                                               reply,
9754                                                               reply_size);
9755         } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
9756                 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
9757 #endif /* CONFIG_FST */
9758         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9759                 wpa_supplicant_terminate_proc(global);
9760         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9761                 wpas_notify_suspend(global);
9762         } else if (os_strcmp(buf, "RESUME") == 0) {
9763                 wpas_notify_resume(global);
9764         } else if (os_strncmp(buf, "SET ", 4) == 0) {
9765                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
9766 #ifdef CONFIG_P2P
9767                         if (global->p2p_init_wpa_s) {
9768                                 os_free(reply);
9769                                 /* Check if P2P redirection would work for this
9770                                  * command. */
9771                                 return wpa_supplicant_ctrl_iface_process(
9772                                         global->p2p_init_wpa_s,
9773                                         buf, resp_len);
9774                         }
9775 #endif /* CONFIG_P2P */
9776                         reply_len = -1;
9777                 }
9778         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9779                 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
9780                         reply_len = -1;
9781 #ifndef CONFIG_NO_CONFIG_WRITE
9782         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9783                 if (wpas_global_ctrl_iface_save_config(global))
9784                         reply_len = -1;
9785 #endif /* CONFIG_NO_CONFIG_WRITE */
9786         } else if (os_strcmp(buf, "STATUS") == 0) {
9787                 reply_len = wpas_global_ctrl_iface_status(global, reply,
9788                                                           reply_size);
9789 #ifdef CONFIG_MODULE_TESTS
9790         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
9791                 int wpas_module_tests(void);
9792                 if (wpas_module_tests() < 0)
9793                         reply_len = -1;
9794 #endif /* CONFIG_MODULE_TESTS */
9795         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9796                 if (wpa_debug_reopen_file() < 0)
9797                         reply_len = -1;
9798         } else {
9799                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9800                 reply_len = 16;
9801         }
9802
9803         if (reply_len < 0) {
9804                 os_memcpy(reply, "FAIL\n", 5);
9805                 reply_len = 5;
9806         }
9807
9808         *resp_len = reply_len;
9809         return reply;
9810 }