wpa_supplicant/ctrl_iface.c

   1 /*
   2  * WPA Supplicant / Control interface (shared code for all backends)
   3  * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #include "utils/includes.h"
  10 #ifdef CONFIG_TESTING_OPTIONS
  11 #include <net/ethernet.h>
  12 #include <netinet/ip.h>
  13 #endif /* CONFIG_TESTING_OPTIONS */
  14
  15 #include "utils/common.h"
  16 #include "utils/eloop.h"
  17 #include "utils/uuid.h"
  18 #include "common/version.h"
  19 #include "common/ieee802_11_defs.h"
  20 #include "common/ieee802_11_common.h"
  21 #include "common/wpa_ctrl.h"
  22 #include "crypto/tls.h"
  23 #include "ap/hostapd.h"
  24 #include "eap_peer/eap.h"
  25 #include "eapol_supp/eapol_supp_sm.h"
  26 #include "rsn_supp/wpa.h"
  27 #include "rsn_supp/preauth.h"
  28 #include "rsn_supp/pmksa_cache.h"
  29 #include "l2_packet/l2_packet.h"
  30 #include "wps/wps.h"
  31 #include "fst/fst.h"
  32 #include "fst/fst_ctrl_iface.h"
  33 #include "config.h"
  34 #include "wpa_supplicant_i.h"
  35 #include "driver_i.h"
  36 #include "wps_supplicant.h"
  37 #include "ibss_rsn.h"
  38 #include "ap.h"
  39 #include "p2p_supplicant.h"
  40 #include "p2p/p2p.h"
  41 #include "hs20_supplicant.h"
  42 #include "wifi_display.h"
  43 #include "notify.h"
  44 #include "bss.h"
  45 #include "scan.h"
  46 #include "ctrl_iface.h"
  47 #include "interworking.h"
  48 #include "blacklist.h"
  49 #include "autoscan.h"
  50 #include "wnm_sta.h"
  51 #include "offchannel.h"
  52 #include "drivers/driver.h"
  53 #include "mesh.h"
  54
  55 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  56                                             char *buf, int len);
  57 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  58                                                   const char *input,
  59                                                   char *buf, int len);
  60 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  61                                         char *val);
  62
  63 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  64 {
  65         char *pos;
  66         u8 addr[ETH_ALEN], *filter = NULL, *n;
  67         size_t count = 0;
  68
  69         pos = val;
  70         while (pos) {
  71                 if (*pos == '\0')
  72                         break;
  73                 if (hwaddr_aton(pos, addr)) {
  74                         os_free(filter);
  75                         return -1;
  76                 }
  77                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  78                 if (n == NULL) {
  79                         os_free(filter);
  80                         return -1;
  81                 }
  82                 filter = n;
  83                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  84                 count++;
  85
  86                 pos = os_strchr(pos, ' ');
  87                 if (pos)
  88                         pos++;
  89         }
  90
  91         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  92         os_free(wpa_s->bssid_filter);
  93         wpa_s->bssid_filter = filter;
  94         wpa_s->bssid_filter_count = count;
  95
  96         return 0;
  97 }
  98
  99
 100 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
 101 {
 102         char *pos;
 103         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 104         struct wpa_ssid_value *ssid = NULL, *ns;
 105         size_t count = 0, ssid_count = 0;
 106         struct wpa_ssid *c;
 107
 108         /*
 109          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 110          * SSID_SPEC ::= ssid <SSID_HEX>
 111          * BSSID_SPEC ::= bssid <BSSID_HEX>
 112          */
 113
 114         pos = val;
 115         while (pos) {
 116                 if (*pos == '\0')
 117                         break;
 118                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 119                         int res;
 120                         pos += 6;
 121                         res = hwaddr_aton2(pos, addr);
 122                         if (res < 0) {
 123                                 os_free(ssid);
 124                                 os_free(bssid);
 125                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 126                                            "BSSID value '%s'", pos);
 127                                 return -1;
 128                         }
 129                         pos += res;
 130                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 131                         if (n == NULL) {
 132                                 os_free(ssid);
 133                                 os_free(bssid);
 134                                 return -1;
 135                         }
 136                         bssid = n;
 137                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 138                         count++;
 139                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 140                         char *end;
 141                         pos += 5;
 142
 143                         end = pos;
 144                         while (*end) {
 145                                 if (*end == '\0' || *end == ' ')
 146                                         break;
 147                                 end++;
 148                         }
 149
 150                         ns = os_realloc_array(ssid, ssid_count + 1,
 151                                               sizeof(struct wpa_ssid_value));
 152                         if (ns == NULL) {
 153                                 os_free(ssid);
 154                                 os_free(bssid);
 155                                 return -1;
 156                         }
 157                         ssid = ns;
 158
 159                         if ((end - pos) & 0x01 ||
 160                             end - pos > 2 * SSID_MAX_LEN ||
 161                             hexstr2bin(pos, ssid[ssid_count].ssid,
 162                                        (end - pos) / 2) < 0) {
 163                                 os_free(ssid);
 164                                 os_free(bssid);
 165                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 166                                            "SSID value '%s'", pos);
 167                                 return -1;
 168                         }
 169                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 170                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 171                                           ssid[ssid_count].ssid,
 172                                           ssid[ssid_count].ssid_len);
 173                         ssid_count++;
 174                         pos = end;
 175                 } else {
 176                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 177                                    "'%s'", pos);
 178                         os_free(ssid);
 179                         os_free(bssid);
 180                         return -1;
 181                 }
 182
 183                 pos = os_strchr(pos, ' ');
 184                 if (pos)
 185                         pos++;
 186         }
 187
 188         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 189         os_free(wpa_s->disallow_aps_bssid);
 190         wpa_s->disallow_aps_bssid = bssid;
 191         wpa_s->disallow_aps_bssid_count = count;
 192
 193         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 194         os_free(wpa_s->disallow_aps_ssid);
 195         wpa_s->disallow_aps_ssid = ssid;
 196         wpa_s->disallow_aps_ssid_count = ssid_count;
 197
 198         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 199                 return 0;
 200
 201         c = wpa_s->current_ssid;
 202         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 203                 return 0;
 204
 205         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 206             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 207                 return 0;
 208
 209         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 210                    "because current AP was marked disallowed");
 211
 212 #ifdef CONFIG_SME
 213         wpa_s->sme.prev_bssid_set = 0;
 214 #endif /* CONFIG_SME */
 215         wpa_s->reassociate = 1;
 216         wpa_s->own_disconnect_req = 1;
 217         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 218         wpa_supplicant_req_scan(wpa_s, 0, 0);
 219
 220         return 0;
 221 }
 222
 223
 224 #ifndef CONFIG_NO_CONFIG_BLOBS
 225 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 226 {
 227         char *name = pos;
 228         struct wpa_config_blob *blob;
 229         size_t len;
 230
 231         pos = os_strchr(pos, ' ');
 232         if (pos == NULL)
 233                 return -1;
 234         *pos++ = '\0';
 235         len = os_strlen(pos);
 236         if (len & 1)
 237                 return -1;
 238
 239         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 240         blob = os_zalloc(sizeof(*blob));
 241         if (blob == NULL)
 242                 return -1;
 243         blob->name = os_strdup(name);
 244         blob->data = os_malloc(len / 2);
 245         if (blob->name == NULL || blob->data == NULL) {
 246                 wpa_config_free_blob(blob);
 247                 return -1;
 248         }
 249
 250         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 251                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 252                 wpa_config_free_blob(blob);
 253                 return -1;
 254         }
 255         blob->len = len / 2;
 256
 257         wpa_config_set_blob(wpa_s->conf, blob);
 258
 259         return 0;
 260 }
 261 #endif /* CONFIG_NO_CONFIG_BLOBS */
 262
 263
 264 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 265 {
 266         char *params;
 267         char *pos;
 268         int *freqs = NULL;
 269         int ret;
 270
 271         if (atoi(cmd)) {
 272                 params = os_strchr(cmd, ' ');
 273                 os_free(wpa_s->manual_sched_scan_freqs);
 274                 if (params) {
 275                         params++;
 276                         pos = os_strstr(params, "freq=");
 277                         if (pos)
 278                                 freqs = freq_range_to_channel_list(wpa_s,
 279                                                                    pos + 5);
 280                 }
 281                 wpa_s->manual_sched_scan_freqs = freqs;
 282                 ret = wpas_start_pno(wpa_s);
 283         } else {
 284                 ret = wpas_stop_pno(wpa_s);
 285         }
 286         return ret;
 287 }
 288
 289
 290 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
 291 {
 292         union wpa_event_data event;
 293
 294         if (os_strcmp(band, "AUTO") == 0)
 295                 wpa_s->setband = WPA_SETBAND_AUTO;
 296         else if (os_strcmp(band, "5G") == 0)
 297                 wpa_s->setband = WPA_SETBAND_5G;
 298         else if (os_strcmp(band, "2G") == 0)
 299                 wpa_s->setband = WPA_SETBAND_2G;
 300         else
 301                 return -1;
 302
 303         if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
 304                 os_memset(&event, 0, sizeof(event));
 305                 event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
 306                 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
 307                 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
 308         }
 309
 310         return 0;
 311 }
 312
 313
 314 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 315                                          char *cmd)
 316 {
 317         char *value;
 318         int ret = 0;
 319
 320         value = os_strchr(cmd, ' ');
 321         if (value == NULL)
 322                 return -1;
 323         *value++ = '\0';
 324
 325         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 326         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 327                 eapol_sm_configure(wpa_s->eapol,
 328                                    atoi(value), -1, -1, -1);
 329         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 330                 eapol_sm_configure(wpa_s->eapol,
 331                                    -1, atoi(value), -1, -1);
 332         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 333                 eapol_sm_configure(wpa_s->eapol,
 334                                    -1, -1, atoi(value), -1);
 335         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 336                 eapol_sm_configure(wpa_s->eapol,
 337                                    -1, -1, -1, atoi(value));
 338         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 339                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 340                                      atoi(value)))
 341                         ret = -1;
 342         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 343                    0) {
 344                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 345                                      atoi(value)))
 346                         ret = -1;
 347         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 348                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 349                         ret = -1;
 350         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 351                 wpa_s->wps_fragment_size = atoi(value);
 352 #ifdef CONFIG_WPS_TESTING
 353         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 354                 long int val;
 355                 val = strtol(value, NULL, 0);
 356                 if (val < 0 || val > 0xff) {
 357                         ret = -1;
 358                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 359                                    "wps_version_number %ld", val);
 360                 } else {
 361                         wps_version_number = val;
 362                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 363                                    "version %u.%u",
 364                                    (wps_version_number & 0xf0) >> 4,
 365                                    wps_version_number & 0x0f);
 366                 }
 367         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 368                 wps_testing_dummy_cred = atoi(value);
 369                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 370                            wps_testing_dummy_cred);
 371         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 372                 wps_corrupt_pkhash = atoi(value);
 373                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 374                            wps_corrupt_pkhash);
 375         } else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
 376                 if (value[0] == '\0') {
 377                         wps_force_auth_types_in_use = 0;
 378                 } else {
 379                         wps_force_auth_types = strtol(value, NULL, 0);
 380                         wps_force_auth_types_in_use = 1;
 381                 }
 382         } else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
 383                 if (value[0] == '\0') {
 384                         wps_force_encr_types_in_use = 0;
 385                 } else {
 386                         wps_force_encr_types = strtol(value, NULL, 0);
 387                         wps_force_encr_types_in_use = 1;
 388                 }
 389 #endif /* CONFIG_WPS_TESTING */
 390         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 391                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 392                         ret = -1;
 393 #ifdef CONFIG_TDLS
 394 #ifdef CONFIG_TDLS_TESTING
 395         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 396                 extern unsigned int tdls_testing;
 397                 tdls_testing = strtol(value, NULL, 0);
 398                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 399 #endif /* CONFIG_TDLS_TESTING */
 400         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 401                 int disabled = atoi(value);
 402                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 403                 if (disabled) {
 404                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 405                                 ret = -1;
 406                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 407                         ret = -1;
 408                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 409 #endif /* CONFIG_TDLS */
 410         } else if (os_strcasecmp(cmd, "pno") == 0) {
 411                 ret = wpas_ctrl_pno(wpa_s, value);
 412         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 413                 int disabled = atoi(value);
 414                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 415                         ret = -1;
 416                 else if (disabled)
 417                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 418         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 419                 if (os_strcmp(value, "disable") == 0)
 420                         wpa_s->set_sta_uapsd = 0;
 421                 else {
 422                         int be, bk, vi, vo;
 423                         char *pos;
 424                         /* format: BE,BK,VI,VO;max SP Length */
 425                         be = atoi(value);
 426                         pos = os_strchr(value, ',');
 427                         if (pos == NULL)
 428                                 return -1;
 429                         pos++;
 430                         bk = atoi(pos);
 431                         pos = os_strchr(pos, ',');
 432                         if (pos == NULL)
 433                                 return -1;
 434                         pos++;
 435                         vi = atoi(pos);
 436                         pos = os_strchr(pos, ',');
 437                         if (pos == NULL)
 438                                 return -1;
 439                         pos++;
 440                         vo = atoi(pos);
 441                         /* ignore max SP Length for now */
 442
 443                         wpa_s->set_sta_uapsd = 1;
 444                         wpa_s->sta_uapsd = 0;
 445                         if (be)
 446                                 wpa_s->sta_uapsd |= BIT(0);
 447                         if (bk)
 448                                 wpa_s->sta_uapsd |= BIT(1);
 449                         if (vi)
 450                                 wpa_s->sta_uapsd |= BIT(2);
 451                         if (vo)
 452                                 wpa_s->sta_uapsd |= BIT(3);
 453                 }
 454         } else if (os_strcasecmp(cmd, "ps") == 0) {
 455                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 456 #ifdef CONFIG_WIFI_DISPLAY
 457         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 458                 int enabled = !!atoi(value);
 459                 if (enabled && !wpa_s->global->p2p)
 460                         ret = -1;
 461                 else
 462                         wifi_display_enable(wpa_s->global, enabled);
 463 #endif /* CONFIG_WIFI_DISPLAY */
 464         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 465                 ret = set_bssid_filter(wpa_s, value);
 466         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 467                 ret = set_disallow_aps(wpa_s, value);
 468         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 469                 wpa_s->no_keep_alive = !!atoi(value);
 470 #ifdef CONFIG_TESTING_OPTIONS
 471         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 472                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 473         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 474                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 475 #ifdef CONFIG_AP
 476                 if (wpa_s->ap_iface) {
 477                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 478                                 wpa_s->ext_eapol_frame_io;
 479                 }
 480 #endif /* CONFIG_AP */
 481         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 482                 wpa_s->extra_roc_dur = atoi(value);
 483         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 484                 wpa_s->test_failure = atoi(value);
 485         } else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
 486                 wpa_s->p2p_go_csa_on_inv = !!atoi(value);
 487 #endif /* CONFIG_TESTING_OPTIONS */
 488 #ifndef CONFIG_NO_CONFIG_BLOBS
 489         } else if (os_strcmp(cmd, "blob") == 0) {
 490                 ret = wpas_ctrl_set_blob(wpa_s, value);
 491 #endif /* CONFIG_NO_CONFIG_BLOBS */
 492         } else if (os_strcasecmp(cmd, "setband") == 0) {
 493                 ret = wpas_ctrl_set_band(wpa_s, value);
 494 #ifdef CONFIG_MBO
 495         } else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
 496                 ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
 497         } else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
 498                 wpas_mbo_update_cell_capa(wpa_s, atoi(value));
 499 #endif /* CONFIG_MBO */
 500         } else {
 501                 value[-1] = '=';
 502                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 503                 if (ret == 0)
 504                         wpa_supplicant_update_config(wpa_s);
 505         }
 506
 507         return ret;
 508 }
 509
 510
 511 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 512                                          char *cmd, char *buf, size_t buflen)
 513 {
 514         int res = -1;
 515
 516         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 517
 518         if (os_strcmp(cmd, "version") == 0) {
 519                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 520         } else if (os_strcasecmp(cmd, "country") == 0) {
 521                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 522                         res = os_snprintf(buf, buflen, "%c%c",
 523                                           wpa_s->conf->country[0],
 524                                           wpa_s->conf->country[1]);
 525 #ifdef CONFIG_WIFI_DISPLAY
 526         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 527                 int enabled;
 528                 if (wpa_s->global->p2p == NULL ||
 529                     wpa_s->global->p2p_disabled)
 530                         enabled = 0;
 531                 else
 532                         enabled = wpa_s->global->wifi_display;
 533                 res = os_snprintf(buf, buflen, "%d", enabled);
 534 #endif /* CONFIG_WIFI_DISPLAY */
 535 #ifdef CONFIG_TESTING_GET_GTK
 536         } else if (os_strcmp(cmd, "gtk") == 0) {
 537                 if (wpa_s->last_gtk_len == 0)
 538                         return -1;
 539                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 540                                        wpa_s->last_gtk_len);
 541                 return res;
 542 #endif /* CONFIG_TESTING_GET_GTK */
 543         } else if (os_strcmp(cmd, "tls_library") == 0) {
 544                 res = tls_get_library_version(buf, buflen);
 545         } else {
 546                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 547         }
 548
 549         if (os_snprintf_error(buflen, res))
 550                 return -1;
 551         return res;
 552 }
 553
 554
 555 #ifdef IEEE8021X_EAPOL
 556 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 557                                              char *addr)
 558 {
 559         u8 bssid[ETH_ALEN];
 560         struct wpa_ssid *ssid = wpa_s->current_ssid;
 561
 562         if (hwaddr_aton(addr, bssid)) {
 563                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 564                            "'%s'", addr);
 565                 return -1;
 566         }
 567
 568         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 569         rsn_preauth_deinit(wpa_s->wpa);
 570         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 571                 return -1;
 572
 573         return 0;
 574 }
 575 #endif /* IEEE8021X_EAPOL */
 576
 577
 578 #ifdef CONFIG_PEERKEY
 579 /* MLME-STKSTART.request(peer) */
 580 static int wpa_supplicant_ctrl_iface_stkstart(
 581         struct wpa_supplicant *wpa_s, char *addr)
 582 {
 583         u8 peer[ETH_ALEN];
 584
 585         if (hwaddr_aton(addr, peer)) {
 586                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 587                            "address '%s'", addr);
 588                 return -1;
 589         }
 590
 591         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 592                    MAC2STR(peer));
 593
 594         return wpa_sm_stkstart(wpa_s->wpa, peer);
 595 }
 596 #endif /* CONFIG_PEERKEY */
 597
 598
 599 #ifdef CONFIG_TDLS
 600
 601 static int wpa_supplicant_ctrl_iface_tdls_discover(
 602         struct wpa_supplicant *wpa_s, char *addr)
 603 {
 604         u8 peer[ETH_ALEN];
 605         int ret;
 606
 607         if (hwaddr_aton(addr, peer)) {
 608                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 609                            "address '%s'", addr);
 610                 return -1;
 611         }
 612
 613         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 614                    MAC2STR(peer));
 615
 616         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 617                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 618         else
 619                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 620
 621         return ret;
 622 }
 623
 624
 625 static int wpa_supplicant_ctrl_iface_tdls_setup(
 626         struct wpa_supplicant *wpa_s, char *addr)
 627 {
 628         u8 peer[ETH_ALEN];
 629         int ret;
 630
 631         if (hwaddr_aton(addr, peer)) {
 632                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 633                            "address '%s'", addr);
 634                 return -1;
 635         }
 636
 637         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 638                    MAC2STR(peer));
 639
 640         if ((wpa_s->conf->tdls_external_control) &&
 641             wpa_tdls_is_external_setup(wpa_s->wpa))
 642                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 643
 644         wpa_tdls_remove(wpa_s->wpa, peer);
 645
 646         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 647                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 648         else
 649                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 650
 651         return ret;
 652 }
 653
 654
 655 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 656         struct wpa_supplicant *wpa_s, char *addr)
 657 {
 658         u8 peer[ETH_ALEN];
 659         int ret;
 660
 661         if (os_strcmp(addr, "*") == 0) {
 662                 /* remove everyone */
 663                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 664                 wpa_tdls_teardown_peers(wpa_s->wpa);
 665                 return 0;
 666         }
 667
 668         if (hwaddr_aton(addr, peer)) {
 669                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 670                            "address '%s'", addr);
 671                 return -1;
 672         }
 673
 674         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 675                    MAC2STR(peer));
 676
 677         if ((wpa_s->conf->tdls_external_control) &&
 678             wpa_tdls_is_external_setup(wpa_s->wpa))
 679                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 680
 681         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 682                 ret = wpa_tdls_teardown_link(
 683                         wpa_s->wpa, peer,
 684                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 685         else
 686                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 687
 688         return ret;
 689 }
 690
 691
 692 static int ctrl_iface_get_capability_tdls(
 693         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 694 {
 695         int ret;
 696
 697         ret = os_snprintf(buf, buflen, "%s\n",
 698                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 699                           (wpa_s->drv_flags &
 700                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 701                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 702         if (os_snprintf_error(buflen, ret))
 703                 return -1;
 704         return ret;
 705 }
 706
 707
 708 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 709         struct wpa_supplicant *wpa_s, char *cmd)
 710 {
 711         u8 peer[ETH_ALEN];
 712         struct hostapd_freq_params freq_params;
 713         u8 oper_class;
 714         char *pos, *end;
 715
 716         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 717                 wpa_printf(MSG_INFO,
 718                            "tdls_chanswitch: Only supported with external setup");
 719                 return -1;
 720         }
 721
 722         os_memset(&freq_params, 0, sizeof(freq_params));
 723
 724         pos = os_strchr(cmd, ' ');
 725         if (pos == NULL)
 726                 return -1;
 727         *pos++ = '\0';
 728
 729         oper_class = strtol(pos, &end, 10);
 730         if (pos == end) {
 731                 wpa_printf(MSG_INFO,
 732                            "tdls_chanswitch: Invalid op class provided");
 733                 return -1;
 734         }
 735
 736         pos = end;
 737         freq_params.freq = atoi(pos);
 738         if (freq_params.freq == 0) {
 739                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 740                 return -1;
 741         }
 742
 743 #define SET_FREQ_SETTING(str) \
 744         do { \
 745                 const char *pos2 = os_strstr(pos, " " #str "="); \
 746                 if (pos2) { \
 747                         pos2 += sizeof(" " #str "=") - 1; \
 748                         freq_params.str = atoi(pos2); \
 749                 } \
 750         } while (0)
 751
 752         SET_FREQ_SETTING(center_freq1);
 753         SET_FREQ_SETTING(center_freq2);
 754         SET_FREQ_SETTING(bandwidth);
 755         SET_FREQ_SETTING(sec_channel_offset);
 756 #undef SET_FREQ_SETTING
 757
 758         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 759         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 760
 761         if (hwaddr_aton(cmd, peer)) {
 762                 wpa_printf(MSG_DEBUG,
 763                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 764                            cmd);
 765                 return -1;
 766         }
 767
 768         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 769                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 770                    MAC2STR(peer), oper_class, freq_params.freq,
 771                    freq_params.center_freq1, freq_params.center_freq2,
 772                    freq_params.bandwidth, freq_params.sec_channel_offset,
 773                    freq_params.ht_enabled ? " HT" : "",
 774                    freq_params.vht_enabled ? " VHT" : "");
 775
 776         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 777                                            &freq_params);
 778 }
 779
 780
 781 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 782         struct wpa_supplicant *wpa_s, char *cmd)
 783 {
 784         u8 peer[ETH_ALEN];
 785
 786         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 787                 wpa_printf(MSG_INFO,
 788                            "tdls_chanswitch: Only supported with external setup");
 789                 return -1;
 790         }
 791
 792         if (hwaddr_aton(cmd, peer)) {
 793                 wpa_printf(MSG_DEBUG,
 794                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 795                            cmd);
 796                 return -1;
 797         }
 798
 799         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 800                    MAC2STR(peer));
 801
 802         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 803 }
 804
 805
 806 static int wpa_supplicant_ctrl_iface_tdls_link_status(
 807         struct wpa_supplicant *wpa_s, const char *addr,
 808         char *buf, size_t buflen)
 809 {
 810         u8 peer[ETH_ALEN];
 811         const char *tdls_status;
 812         int ret;
 813
 814         if (hwaddr_aton(addr, peer)) {
 815                 wpa_printf(MSG_DEBUG,
 816                            "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
 817                            addr);
 818                 return -1;
 819         }
 820         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
 821                    MAC2STR(peer));
 822
 823         tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
 824         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
 825         ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
 826         if (os_snprintf_error(buflen, ret))
 827                 return -1;
 828
 829         return ret;
 830 }
 831
 832 #endif /* CONFIG_TDLS */
 833
 834
 835 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 836 {
 837         char *token, *context = NULL;
 838         struct wmm_ac_ts_setup_params params = {
 839                 .tsid = 0xff,
 840                 .direction = 0xff,
 841         };
 842
 843         while ((token = str_token(cmd, " ", &context))) {
 844                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 845                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 846                     sscanf(token, "nominal_msdu_size=%i",
 847                            &params.nominal_msdu_size) == 1 ||
 848                     sscanf(token, "mean_data_rate=%i",
 849                            &params.mean_data_rate) == 1 ||
 850                     sscanf(token, "min_phy_rate=%i",
 851                            &params.minimum_phy_rate) == 1 ||
 852                     sscanf(token, "sba=%i",
 853                            &params.surplus_bandwidth_allowance) == 1)
 854                         continue;
 855
 856                 if (os_strcasecmp(token, "downlink") == 0) {
 857                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 858                 } else if (os_strcasecmp(token, "uplink") == 0) {
 859                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 860                 } else if (os_strcasecmp(token, "bidi") == 0) {
 861                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 862                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 863                         params.fixed_nominal_msdu = 1;
 864                 } else {
 865                         wpa_printf(MSG_DEBUG,
 866                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 867                                    token);
 868                         return -1;
 869                 }
 870
 871         }
 872
 873         return wpas_wmm_ac_addts(wpa_s, &params);
 874 }
 875
 876
 877 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 878 {
 879         u8 tsid = atoi(cmd);
 880
 881         return wpas_wmm_ac_delts(wpa_s, tsid);
 882 }
 883
 884
 885 #ifdef CONFIG_IEEE80211R
 886 static int wpa_supplicant_ctrl_iface_ft_ds(
 887         struct wpa_supplicant *wpa_s, char *addr)
 888 {
 889         u8 target_ap[ETH_ALEN];
 890         struct wpa_bss *bss;
 891         const u8 *mdie;
 892
 893         if (hwaddr_aton(addr, target_ap)) {
 894                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 895                            "address '%s'", addr);
 896                 return -1;
 897         }
 898
 899         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 900
 901         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 902         if (bss)
 903                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 904         else
 905                 mdie = NULL;
 906
 907         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 908 }
 909 #endif /* CONFIG_IEEE80211R */
 910
 911
 912 #ifdef CONFIG_WPS
 913 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 914                                              char *cmd)
 915 {
 916         u8 bssid[ETH_ALEN], *_bssid = bssid;
 917 #ifdef CONFIG_P2P
 918         u8 p2p_dev_addr[ETH_ALEN];
 919 #endif /* CONFIG_P2P */
 920 #ifdef CONFIG_AP
 921         u8 *_p2p_dev_addr = NULL;
 922 #endif /* CONFIG_AP */
 923
 924         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 925                 _bssid = NULL;
 926 #ifdef CONFIG_P2P
 927         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 928                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 929                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 930                                    "P2P Device Address '%s'",
 931                                    cmd + 13);
 932                         return -1;
 933                 }
 934                 _p2p_dev_addr = p2p_dev_addr;
 935 #endif /* CONFIG_P2P */
 936         } else if (hwaddr_aton(cmd, bssid)) {
 937                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 938                            cmd);
 939                 return -1;
 940         }
 941
 942 #ifdef CONFIG_AP
 943         if (wpa_s->ap_iface)
 944                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 945 #endif /* CONFIG_AP */
 946
 947         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 948 }
 949
 950
 951 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 952                                              char *cmd, char *buf,
 953                                              size_t buflen)
 954 {
 955         u8 bssid[ETH_ALEN], *_bssid = bssid;
 956         char *pin;
 957         int ret;
 958
 959         pin = os_strchr(cmd, ' ');
 960         if (pin)
 961                 *pin++ = '\0';
 962
 963         if (os_strcmp(cmd, "any") == 0)
 964                 _bssid = NULL;
 965         else if (os_strcmp(cmd, "get") == 0) {
 966                 if (wps_generate_pin((unsigned int *) &ret) < 0)
 967                         return -1;
 968                 goto done;
 969         } else if (hwaddr_aton(cmd, bssid)) {
 970                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 971                            cmd);
 972                 return -1;
 973         }
 974
 975 #ifdef CONFIG_AP
 976         if (wpa_s->ap_iface) {
 977                 int timeout = 0;
 978                 char *pos;
 979
 980                 if (pin) {
 981                         pos = os_strchr(pin, ' ');
 982                         if (pos) {
 983                                 *pos++ = '\0';
 984                                 timeout = atoi(pos);
 985                         }
 986                 }
 987
 988                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 989                                                  buf, buflen, timeout);
 990         }
 991 #endif /* CONFIG_AP */
 992
 993         if (pin) {
 994                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 995                                          DEV_PW_DEFAULT);
 996                 if (ret < 0)
 997                         return -1;
 998                 ret = os_snprintf(buf, buflen, "%s", pin);
 999                 if (os_snprintf_error(buflen, ret))
1000                         return -1;
1001                 return ret;
1002         }
1003
1004         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1005         if (ret < 0)
1006                 return -1;
1007
1008 done:
1009         /* Return the generated PIN */
1010         ret = os_snprintf(buf, buflen, "%08d", ret);
1011         if (os_snprintf_error(buflen, ret))
1012                 return -1;
1013         return ret;
1014 }
1015
1016
1017 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1018         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1019 {
1020         char pin[9];
1021         size_t len;
1022         char *pos;
1023         int ret;
1024
1025         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1026                               (u8 *) cmd, os_strlen(cmd));
1027         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1028                 if (*pos < '0' || *pos > '9')
1029                         continue;
1030                 pin[len++] = *pos;
1031                 if (len == 9) {
1032                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1033                         return -1;
1034                 }
1035         }
1036         if (len != 4 && len != 8) {
1037                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1038                 return -1;
1039         }
1040         pin[len] = '\0';
1041
1042         if (len == 8) {
1043                 unsigned int pin_val;
1044                 pin_val = atoi(pin);
1045                 if (!wps_pin_valid(pin_val)) {
1046                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1047                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1048                         if (os_snprintf_error(buflen, ret))
1049                                 return -1;
1050                         return ret;
1051                 }
1052         }
1053
1054         ret = os_snprintf(buf, buflen, "%s", pin);
1055         if (os_snprintf_error(buflen, ret))
1056                 return -1;
1057
1058         return ret;
1059 }
1060
1061
1062 #ifdef CONFIG_WPS_NFC
1063
1064 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1065                                              char *cmd)
1066 {
1067         u8 bssid[ETH_ALEN], *_bssid = bssid;
1068
1069         if (cmd == NULL || cmd[0] == '\0')
1070                 _bssid = NULL;
1071         else if (hwaddr_aton(cmd, bssid))
1072                 return -1;
1073
1074         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1075                                   0, 0);
1076 }
1077
1078
1079 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1080         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1081 {
1082         int ndef;
1083         struct wpabuf *buf;
1084         int res;
1085         char *pos;
1086
1087         pos = os_strchr(cmd, ' ');
1088         if (pos)
1089                 *pos++ = '\0';
1090         if (os_strcmp(cmd, "WPS") == 0)
1091                 ndef = 0;
1092         else if (os_strcmp(cmd, "NDEF") == 0)
1093                 ndef = 1;
1094         else
1095                 return -1;
1096
1097         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1098         if (buf == NULL)
1099                 return -1;
1100
1101         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1102                                          wpabuf_len(buf));
1103         reply[res++] = '\n';
1104         reply[res] = '\0';
1105
1106         wpabuf_free(buf);
1107
1108         return res;
1109 }
1110
1111
1112 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1113         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1114 {
1115         int ndef;
1116         struct wpabuf *buf;
1117         int res;
1118
1119         if (os_strcmp(cmd, "WPS") == 0)
1120                 ndef = 0;
1121         else if (os_strcmp(cmd, "NDEF") == 0)
1122                 ndef = 1;
1123         else
1124                 return -1;
1125
1126         buf = wpas_wps_nfc_token(wpa_s, ndef);
1127         if (buf == NULL)
1128                 return -1;
1129
1130         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1131                                          wpabuf_len(buf));
1132         reply[res++] = '\n';
1133         reply[res] = '\0';
1134
1135         wpabuf_free(buf);
1136
1137         return res;
1138 }
1139
1140
1141 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1142         struct wpa_supplicant *wpa_s, char *pos)
1143 {
1144         size_t len;
1145         struct wpabuf *buf;
1146         int ret;
1147         char *freq;
1148         int forced_freq = 0;
1149
1150         freq = strstr(pos, " freq=");
1151         if (freq) {
1152                 *freq = '\0';
1153                 freq += 6;
1154                 forced_freq = atoi(freq);
1155         }
1156
1157         len = os_strlen(pos);
1158         if (len & 0x01)
1159                 return -1;
1160         len /= 2;
1161
1162         buf = wpabuf_alloc(len);
1163         if (buf == NULL)
1164                 return -1;
1165         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1166                 wpabuf_free(buf);
1167                 return -1;
1168         }
1169
1170         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1171         wpabuf_free(buf);
1172
1173         return ret;
1174 }
1175
1176
1177 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1178                                               char *reply, size_t max_len,
1179                                               int ndef)
1180 {
1181         struct wpabuf *buf;
1182         int res;
1183
1184         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1185         if (buf == NULL)
1186                 return -1;
1187
1188         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1189                                          wpabuf_len(buf));
1190         reply[res++] = '\n';
1191         reply[res] = '\0';
1192
1193         wpabuf_free(buf);
1194
1195         return res;
1196 }
1197
1198
1199 #ifdef CONFIG_P2P
1200 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1201                                               char *reply, size_t max_len,
1202                                               int ndef)
1203 {
1204         struct wpabuf *buf;
1205         int res;
1206
1207         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1208         if (buf == NULL) {
1209                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1210                 return -1;
1211         }
1212
1213         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1214                                          wpabuf_len(buf));
1215         reply[res++] = '\n';
1216         reply[res] = '\0';
1217
1218         wpabuf_free(buf);
1219
1220         return res;
1221 }
1222 #endif /* CONFIG_P2P */
1223
1224
1225 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1226                                           char *cmd, char *reply,
1227                                           size_t max_len)
1228 {
1229         char *pos;
1230         int ndef;
1231
1232         pos = os_strchr(cmd, ' ');
1233         if (pos == NULL)
1234                 return -1;
1235         *pos++ = '\0';
1236
1237         if (os_strcmp(cmd, "WPS") == 0)
1238                 ndef = 0;
1239         else if (os_strcmp(cmd, "NDEF") == 0)
1240                 ndef = 1;
1241         else
1242                 return -1;
1243
1244         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1245                 if (!ndef)
1246                         return -1;
1247                 return wpas_ctrl_nfc_get_handover_req_wps(
1248                         wpa_s, reply, max_len, ndef);
1249         }
1250
1251 #ifdef CONFIG_P2P
1252         if (os_strcmp(pos, "P2P-CR") == 0) {
1253                 return wpas_ctrl_nfc_get_handover_req_p2p(
1254                         wpa_s, reply, max_len, ndef);
1255         }
1256 #endif /* CONFIG_P2P */
1257
1258         return -1;
1259 }
1260
1261
1262 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1263                                               char *reply, size_t max_len,
1264                                               int ndef, int cr, char *uuid)
1265 {
1266         struct wpabuf *buf;
1267         int res;
1268
1269         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1270         if (buf == NULL)
1271                 return -1;
1272
1273         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1274                                          wpabuf_len(buf));
1275         reply[res++] = '\n';
1276         reply[res] = '\0';
1277
1278         wpabuf_free(buf);
1279
1280         return res;
1281 }
1282
1283
1284 #ifdef CONFIG_P2P
1285 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1286                                               char *reply, size_t max_len,
1287                                               int ndef, int tag)
1288 {
1289         struct wpabuf *buf;
1290         int res;
1291
1292         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1293         if (buf == NULL)
1294                 return -1;
1295
1296         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1297                                          wpabuf_len(buf));
1298         reply[res++] = '\n';
1299         reply[res] = '\0';
1300
1301         wpabuf_free(buf);
1302
1303         return res;
1304 }
1305 #endif /* CONFIG_P2P */
1306
1307
1308 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1309                                           char *cmd, char *reply,
1310                                           size_t max_len)
1311 {
1312         char *pos, *pos2;
1313         int ndef;
1314
1315         pos = os_strchr(cmd, ' ');
1316         if (pos == NULL)
1317                 return -1;
1318         *pos++ = '\0';
1319
1320         if (os_strcmp(cmd, "WPS") == 0)
1321                 ndef = 0;
1322         else if (os_strcmp(cmd, "NDEF") == 0)
1323                 ndef = 1;
1324         else
1325                 return -1;
1326
1327         pos2 = os_strchr(pos, ' ');
1328         if (pos2)
1329                 *pos2++ = '\0';
1330         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1331                 if (!ndef)
1332                         return -1;
1333                 return wpas_ctrl_nfc_get_handover_sel_wps(
1334                         wpa_s, reply, max_len, ndef,
1335                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1336         }
1337
1338 #ifdef CONFIG_P2P
1339         if (os_strcmp(pos, "P2P-CR") == 0) {
1340                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1341                         wpa_s, reply, max_len, ndef, 0);
1342         }
1343
1344         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1345                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1346                         wpa_s, reply, max_len, ndef, 1);
1347         }
1348 #endif /* CONFIG_P2P */
1349
1350         return -1;
1351 }
1352
1353
1354 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1355                                          char *cmd)
1356 {
1357         size_t len;
1358         struct wpabuf *req, *sel;
1359         int ret;
1360         char *pos, *role, *type, *pos2;
1361 #ifdef CONFIG_P2P
1362         char *freq;
1363         int forced_freq = 0;
1364
1365         freq = strstr(cmd, " freq=");
1366         if (freq) {
1367                 *freq = '\0';
1368                 freq += 6;
1369                 forced_freq = atoi(freq);
1370         }
1371 #endif /* CONFIG_P2P */
1372
1373         role = cmd;
1374         pos = os_strchr(role, ' ');
1375         if (pos == NULL) {
1376                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1377                 return -1;
1378         }
1379         *pos++ = '\0';
1380
1381         type = pos;
1382         pos = os_strchr(type, ' ');
1383         if (pos == NULL) {
1384                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1385                 return -1;
1386         }
1387         *pos++ = '\0';
1388
1389         pos2 = os_strchr(pos, ' ');
1390         if (pos2 == NULL) {
1391                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1392                 return -1;
1393         }
1394         *pos2++ = '\0';
1395
1396         len = os_strlen(pos);
1397         if (len & 0x01) {
1398                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1399                 return -1;
1400         }
1401         len /= 2;
1402
1403         req = wpabuf_alloc(len);
1404         if (req == NULL) {
1405                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1406                 return -1;
1407         }
1408         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1409                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1410                 wpabuf_free(req);
1411                 return -1;
1412         }
1413
1414         len = os_strlen(pos2);
1415         if (len & 0x01) {
1416                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1417                 wpabuf_free(req);
1418                 return -1;
1419         }
1420         len /= 2;
1421
1422         sel = wpabuf_alloc(len);
1423         if (sel == NULL) {
1424                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1425                 wpabuf_free(req);
1426                 return -1;
1427         }
1428         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1429                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1430                 wpabuf_free(req);
1431                 wpabuf_free(sel);
1432                 return -1;
1433         }
1434
1435         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1436                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1437
1438         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1439                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1440 #ifdef CONFIG_AP
1441         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1442         {
1443                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1444                 if (ret < 0)
1445                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1446 #endif /* CONFIG_AP */
1447 #ifdef CONFIG_P2P
1448         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1449         {
1450                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1451         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1452         {
1453                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1454                                                    forced_freq);
1455 #endif /* CONFIG_P2P */
1456         } else {
1457                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1458                            "reported: role=%s type=%s", role, type);
1459                 ret = -1;
1460         }
1461         wpabuf_free(req);
1462         wpabuf_free(sel);
1463
1464         if (ret)
1465                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1466
1467         return ret;
1468 }
1469
1470 #endif /* CONFIG_WPS_NFC */
1471
1472
1473 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1474                                              char *cmd)
1475 {
1476         u8 bssid[ETH_ALEN];
1477         char *pin;
1478         char *new_ssid;
1479         char *new_auth;
1480         char *new_encr;
1481         char *new_key;
1482         struct wps_new_ap_settings ap;
1483
1484         pin = os_strchr(cmd, ' ');
1485         if (pin == NULL)
1486                 return -1;
1487         *pin++ = '\0';
1488
1489         if (hwaddr_aton(cmd, bssid)) {
1490                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1491                            cmd);
1492                 return -1;
1493         }
1494
1495         new_ssid = os_strchr(pin, ' ');
1496         if (new_ssid == NULL)
1497                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1498         *new_ssid++ = '\0';
1499
1500         new_auth = os_strchr(new_ssid, ' ');
1501         if (new_auth == NULL)
1502                 return -1;
1503         *new_auth++ = '\0';
1504
1505         new_encr = os_strchr(new_auth, ' ');
1506         if (new_encr == NULL)
1507                 return -1;
1508         *new_encr++ = '\0';
1509
1510         new_key = os_strchr(new_encr, ' ');
1511         if (new_key == NULL)
1512                 return -1;
1513         *new_key++ = '\0';
1514
1515         os_memset(&ap, 0, sizeof(ap));
1516         ap.ssid_hex = new_ssid;
1517         ap.auth = new_auth;
1518         ap.encr = new_encr;
1519         ap.key_hex = new_key;
1520         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1521 }
1522
1523
1524 #ifdef CONFIG_AP
1525 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1526                                                 char *cmd, char *buf,
1527                                                 size_t buflen)
1528 {
1529         int timeout = 300;
1530         char *pos;
1531         const char *pin_txt;
1532
1533         if (!wpa_s->ap_iface)
1534                 return -1;
1535
1536         pos = os_strchr(cmd, ' ');
1537         if (pos)
1538                 *pos++ = '\0';
1539
1540         if (os_strcmp(cmd, "disable") == 0) {
1541                 wpas_wps_ap_pin_disable(wpa_s);
1542                 return os_snprintf(buf, buflen, "OK\n");
1543         }
1544
1545         if (os_strcmp(cmd, "random") == 0) {
1546                 if (pos)
1547                         timeout = atoi(pos);
1548                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1549                 if (pin_txt == NULL)
1550                         return -1;
1551                 return os_snprintf(buf, buflen, "%s", pin_txt);
1552         }
1553
1554         if (os_strcmp(cmd, "get") == 0) {
1555                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1556                 if (pin_txt == NULL)
1557                         return -1;
1558                 return os_snprintf(buf, buflen, "%s", pin_txt);
1559         }
1560
1561         if (os_strcmp(cmd, "set") == 0) {
1562                 char *pin;
1563                 if (pos == NULL)
1564                         return -1;
1565                 pin = pos;
1566                 pos = os_strchr(pos, ' ');
1567                 if (pos) {
1568                         *pos++ = '\0';
1569                         timeout = atoi(pos);
1570                 }
1571                 if (os_strlen(pin) > buflen)
1572                         return -1;
1573                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1574                         return -1;
1575                 return os_snprintf(buf, buflen, "%s", pin);
1576         }
1577
1578         return -1;
1579 }
1580 #endif /* CONFIG_AP */
1581
1582
1583 #ifdef CONFIG_WPS_ER
1584 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1585                                                 char *cmd)
1586 {
1587         char *uuid = cmd, *pin, *pos;
1588         u8 addr_buf[ETH_ALEN], *addr = NULL;
1589         pin = os_strchr(uuid, ' ');
1590         if (pin == NULL)
1591                 return -1;
1592         *pin++ = '\0';
1593         pos = os_strchr(pin, ' ');
1594         if (pos) {
1595                 *pos++ = '\0';
1596                 if (hwaddr_aton(pos, addr_buf) == 0)
1597                         addr = addr_buf;
1598         }
1599         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1600 }
1601
1602
1603 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1604                                                   char *cmd)
1605 {
1606         char *uuid = cmd, *pin;
1607         pin = os_strchr(uuid, ' ');
1608         if (pin == NULL)
1609                 return -1;
1610         *pin++ = '\0';
1611         return wpas_wps_er_learn(wpa_s, uuid, pin);
1612 }
1613
1614
1615 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1616         struct wpa_supplicant *wpa_s, char *cmd)
1617 {
1618         char *uuid = cmd, *id;
1619         id = os_strchr(uuid, ' ');
1620         if (id == NULL)
1621                 return -1;
1622         *id++ = '\0';
1623         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1624 }
1625
1626
1627 static int wpa_supplicant_ctrl_iface_wps_er_config(
1628         struct wpa_supplicant *wpa_s, char *cmd)
1629 {
1630         char *pin;
1631         char *new_ssid;
1632         char *new_auth;
1633         char *new_encr;
1634         char *new_key;
1635         struct wps_new_ap_settings ap;
1636
1637         pin = os_strchr(cmd, ' ');
1638         if (pin == NULL)
1639                 return -1;
1640         *pin++ = '\0';
1641
1642         new_ssid = os_strchr(pin, ' ');
1643         if (new_ssid == NULL)
1644                 return -1;
1645         *new_ssid++ = '\0';
1646
1647         new_auth = os_strchr(new_ssid, ' ');
1648         if (new_auth == NULL)
1649                 return -1;
1650         *new_auth++ = '\0';
1651
1652         new_encr = os_strchr(new_auth, ' ');
1653         if (new_encr == NULL)
1654                 return -1;
1655         *new_encr++ = '\0';
1656
1657         new_key = os_strchr(new_encr, ' ');
1658         if (new_key == NULL)
1659                 return -1;
1660         *new_key++ = '\0';
1661
1662         os_memset(&ap, 0, sizeof(ap));
1663         ap.ssid_hex = new_ssid;
1664         ap.auth = new_auth;
1665         ap.encr = new_encr;
1666         ap.key_hex = new_key;
1667         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1668 }
1669
1670
1671 #ifdef CONFIG_WPS_NFC
1672 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1673         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1674 {
1675         int ndef;
1676         struct wpabuf *buf;
1677         int res;
1678         char *uuid;
1679
1680         uuid = os_strchr(cmd, ' ');
1681         if (uuid == NULL)
1682                 return -1;
1683         *uuid++ = '\0';
1684
1685         if (os_strcmp(cmd, "WPS") == 0)
1686                 ndef = 0;
1687         else if (os_strcmp(cmd, "NDEF") == 0)
1688                 ndef = 1;
1689         else
1690                 return -1;
1691
1692         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1693         if (buf == NULL)
1694                 return -1;
1695
1696         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1697                                          wpabuf_len(buf));
1698         reply[res++] = '\n';
1699         reply[res] = '\0';
1700
1701         wpabuf_free(buf);
1702
1703         return res;
1704 }
1705 #endif /* CONFIG_WPS_NFC */
1706 #endif /* CONFIG_WPS_ER */
1707
1708 #endif /* CONFIG_WPS */
1709
1710
1711 #ifdef CONFIG_IBSS_RSN
1712 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1713         struct wpa_supplicant *wpa_s, char *addr)
1714 {
1715         u8 peer[ETH_ALEN];
1716
1717         if (hwaddr_aton(addr, peer)) {
1718                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1719                            "address '%s'", addr);
1720                 return -1;
1721         }
1722
1723         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1724                    MAC2STR(peer));
1725
1726         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1727 }
1728 #endif /* CONFIG_IBSS_RSN */
1729
1730
1731 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1732                                               char *rsp)
1733 {
1734 #ifdef IEEE8021X_EAPOL
1735         char *pos, *id_pos;
1736         int id;
1737         struct wpa_ssid *ssid;
1738
1739         pos = os_strchr(rsp, '-');
1740         if (pos == NULL)
1741                 return -1;
1742         *pos++ = '\0';
1743         id_pos = pos;
1744         pos = os_strchr(pos, ':');
1745         if (pos == NULL)
1746                 return -1;
1747         *pos++ = '\0';
1748         id = atoi(id_pos);
1749         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1750         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1751                               (u8 *) pos, os_strlen(pos));
1752
1753         ssid = wpa_config_get_network(wpa_s->conf, id);
1754         if (ssid == NULL) {
1755                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1756                            "to update", id);
1757                 return -1;
1758         }
1759
1760         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1761                                                          pos);
1762 #else /* IEEE8021X_EAPOL */
1763         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1764         return -1;
1765 #endif /* IEEE8021X_EAPOL */
1766 }
1767
1768
1769 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1770                                             const char *params,
1771                                             char *buf, size_t buflen)
1772 {
1773         char *pos, *end, tmp[30];
1774         int res, verbose, wps, ret;
1775 #ifdef CONFIG_HS20
1776         const u8 *hs20;
1777 #endif /* CONFIG_HS20 */
1778         const u8 *sess_id;
1779         size_t sess_id_len;
1780
1781         if (os_strcmp(params, "-DRIVER") == 0)
1782                 return wpa_drv_status(wpa_s, buf, buflen);
1783         verbose = os_strcmp(params, "-VERBOSE") == 0;
1784         wps = os_strcmp(params, "-WPS") == 0;
1785         pos = buf;
1786         end = buf + buflen;
1787         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1788                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1789                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1790                                   MAC2STR(wpa_s->bssid));
1791                 if (os_snprintf_error(end - pos, ret))
1792                         return pos - buf;
1793                 pos += ret;
1794                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1795                                   wpa_s->assoc_freq);
1796                 if (os_snprintf_error(end - pos, ret))
1797                         return pos - buf;
1798                 pos += ret;
1799                 if (ssid) {
1800                         u8 *_ssid = ssid->ssid;
1801                         size_t ssid_len = ssid->ssid_len;
1802                         u8 ssid_buf[SSID_MAX_LEN];
1803                         if (ssid_len == 0) {
1804                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1805                                 if (_res < 0)
1806                                         ssid_len = 0;
1807                                 else
1808                                         ssid_len = _res;
1809                                 _ssid = ssid_buf;
1810                         }
1811                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1812                                           wpa_ssid_txt(_ssid, ssid_len),
1813                                           ssid->id);
1814                         if (os_snprintf_error(end - pos, ret))
1815                                 return pos - buf;
1816                         pos += ret;
1817
1818                         if (wps && ssid->passphrase &&
1819                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1820                             (ssid->mode == WPAS_MODE_AP ||
1821                              ssid->mode == WPAS_MODE_P2P_GO)) {
1822                                 ret = os_snprintf(pos, end - pos,
1823                                                   "passphrase=%s\n",
1824                                                   ssid->passphrase);
1825                                 if (os_snprintf_error(end - pos, ret))
1826                                         return pos - buf;
1827                                 pos += ret;
1828                         }
1829                         if (ssid->id_str) {
1830                                 ret = os_snprintf(pos, end - pos,
1831                                                   "id_str=%s\n",
1832                                                   ssid->id_str);
1833                                 if (os_snprintf_error(end - pos, ret))
1834                                         return pos - buf;
1835                                 pos += ret;
1836                         }
1837
1838                         switch (ssid->mode) {
1839                         case WPAS_MODE_INFRA:
1840                                 ret = os_snprintf(pos, end - pos,
1841                                                   "mode=station\n");
1842                                 break;
1843                         case WPAS_MODE_IBSS:
1844                                 ret = os_snprintf(pos, end - pos,
1845                                                   "mode=IBSS\n");
1846                                 break;
1847                         case WPAS_MODE_AP:
1848                                 ret = os_snprintf(pos, end - pos,
1849                                                   "mode=AP\n");
1850                                 break;
1851                         case WPAS_MODE_P2P_GO:
1852                                 ret = os_snprintf(pos, end - pos,
1853                                                   "mode=P2P GO\n");
1854                                 break;
1855                         case WPAS_MODE_P2P_GROUP_FORMATION:
1856                                 ret = os_snprintf(pos, end - pos,
1857                                                   "mode=P2P GO - group "
1858                                                   "formation\n");
1859                                 break;
1860                         default:
1861                                 ret = 0;
1862                                 break;
1863                         }
1864                         if (os_snprintf_error(end - pos, ret))
1865                                 return pos - buf;
1866                         pos += ret;
1867                 }
1868
1869 #ifdef CONFIG_AP
1870                 if (wpa_s->ap_iface) {
1871                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1872                                                             end - pos,
1873                                                             verbose);
1874                 } else
1875 #endif /* CONFIG_AP */
1876                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1877         }
1878 #ifdef CONFIG_SAE
1879         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1880 #ifdef CONFIG_AP
1881             !wpa_s->ap_iface &&
1882 #endif /* CONFIG_AP */
1883             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1884                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1885                                   wpa_s->sme.sae.group);
1886                 if (os_snprintf_error(end - pos, ret))
1887                         return pos - buf;
1888                 pos += ret;
1889         }
1890 #endif /* CONFIG_SAE */
1891         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1892                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1893         if (os_snprintf_error(end - pos, ret))
1894                 return pos - buf;
1895         pos += ret;
1896
1897         if (wpa_s->l2 &&
1898             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1899                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1900                 if (os_snprintf_error(end - pos, ret))
1901                         return pos - buf;
1902                 pos += ret;
1903         }
1904
1905 #ifdef CONFIG_P2P
1906         if (wpa_s->global->p2p) {
1907                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1908                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1909                 if (os_snprintf_error(end - pos, ret))
1910                         return pos - buf;
1911                 pos += ret;
1912         }
1913 #endif /* CONFIG_P2P */
1914
1915         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1916                           MAC2STR(wpa_s->own_addr));
1917         if (os_snprintf_error(end - pos, ret))
1918                 return pos - buf;
1919         pos += ret;
1920
1921 #ifdef CONFIG_HS20
1922         if (wpa_s->current_bss &&
1923             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1924                                           HS20_IE_VENDOR_TYPE)) &&
1925             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1926             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1927                 int release = 1;
1928                 if (hs20[1] >= 5) {
1929                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1930                         release = rel_num + 1;
1931                 }
1932                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1933                 if (os_snprintf_error(end - pos, ret))
1934                         return pos - buf;
1935                 pos += ret;
1936         }
1937
1938         if (wpa_s->current_ssid) {
1939                 struct wpa_cred *cred;
1940                 char *type;
1941
1942                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1943                         size_t i;
1944
1945                         if (wpa_s->current_ssid->parent_cred != cred)
1946                                 continue;
1947
1948                         if (cred->provisioning_sp) {
1949                                 ret = os_snprintf(pos, end - pos,
1950                                                   "provisioning_sp=%s\n",
1951                                                   cred->provisioning_sp);
1952                                 if (os_snprintf_error(end - pos, ret))
1953                                         return pos - buf;
1954                                 pos += ret;
1955                         }
1956
1957                         if (!cred->domain)
1958                                 goto no_domain;
1959
1960                         i = 0;
1961                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1962                                 struct wpabuf *names =
1963                                         wpa_s->current_bss->anqp->domain_name;
1964                                 for (i = 0; names && i < cred->num_domain; i++)
1965                                 {
1966                                         if (domain_name_list_contains(
1967                                                     names, cred->domain[i], 1))
1968                                                 break;
1969                                 }
1970                                 if (i == cred->num_domain)
1971                                         i = 0; /* show first entry by default */
1972                         }
1973                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1974                                           cred->domain[i]);
1975                         if (os_snprintf_error(end - pos, ret))
1976                                 return pos - buf;
1977                         pos += ret;
1978
1979                 no_domain:
1980                         if (wpa_s->current_bss == NULL ||
1981                             wpa_s->current_bss->anqp == NULL)
1982                                 res = -1;
1983                         else
1984                                 res = interworking_home_sp_cred(
1985                                         wpa_s, cred,
1986                                         wpa_s->current_bss->anqp->domain_name);
1987                         if (res > 0)
1988                                 type = "home";
1989                         else if (res == 0)
1990                                 type = "roaming";
1991                         else
1992                                 type = "unknown";
1993
1994                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1995                         if (os_snprintf_error(end - pos, ret))
1996                                 return pos - buf;
1997                         pos += ret;
1998
1999                         break;
2000                 }
2001         }
2002 #endif /* CONFIG_HS20 */
2003
2004         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2005             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2006                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2007                                           verbose);
2008                 if (res >= 0)
2009                         pos += res;
2010         }
2011
2012         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2013         if (sess_id) {
2014                 char *start = pos;
2015
2016                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2017                 if (os_snprintf_error(end - pos, ret))
2018                         return start - buf;
2019                 pos += ret;
2020                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2021                 if (ret <= 0)
2022                         return start - buf;
2023                 pos += ret;
2024                 ret = os_snprintf(pos, end - pos, "\n");
2025                 if (os_snprintf_error(end - pos, ret))
2026                         return start - buf;
2027                 pos += ret;
2028         }
2029
2030         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2031         if (res >= 0)
2032                 pos += res;
2033
2034 #ifdef CONFIG_WPS
2035         {
2036                 char uuid_str[100];
2037                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2038                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2039                 if (os_snprintf_error(end - pos, ret))
2040                         return pos - buf;
2041                 pos += ret;
2042         }
2043 #endif /* CONFIG_WPS */
2044
2045 #ifdef ANDROID
2046         /*
2047          * Allow using the STATUS command with default behavior, say for debug,
2048          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2049          * events with STATUS-NO_EVENTS.
2050          */
2051         if (os_strcmp(params, "-NO_EVENTS")) {
2052                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2053                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2054                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2055                              wpa_s->wpa_state,
2056                              MAC2STR(wpa_s->bssid),
2057                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2058                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
2059                                           wpa_s->current_ssid->ssid_len) : "");
2060                 if (wpa_s->wpa_state == WPA_COMPLETED) {
2061                         struct wpa_ssid *ssid = wpa_s->current_ssid;
2062                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2063                                      "- connection to " MACSTR
2064                                      " completed %s [id=%d id_str=%s]",
2065                                      MAC2STR(wpa_s->bssid), "(auth)",
2066                                      ssid ? ssid->id : -1,
2067                                      ssid && ssid->id_str ? ssid->id_str : "");
2068                 }
2069         }
2070 #endif /* ANDROID */
2071
2072         return pos - buf;
2073 }
2074
2075
2076 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2077                                            char *cmd)
2078 {
2079         char *pos;
2080         int id;
2081         struct wpa_ssid *ssid;
2082         u8 bssid[ETH_ALEN];
2083
2084         /* cmd: "<network id> <BSSID>" */
2085         pos = os_strchr(cmd, ' ');
2086         if (pos == NULL)
2087                 return -1;
2088         *pos++ = '\0';
2089         id = atoi(cmd);
2090         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2091         if (hwaddr_aton(pos, bssid)) {
2092                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2093                 return -1;
2094         }
2095
2096         ssid = wpa_config_get_network(wpa_s->conf, id);
2097         if (ssid == NULL) {
2098                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2099                            "to update", id);
2100                 return -1;
2101         }
2102
2103         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2104         ssid->bssid_set = !is_zero_ether_addr(bssid);
2105
2106         return 0;
2107 }
2108
2109
2110 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2111                                                char *cmd, char *buf,
2112                                                size_t buflen)
2113 {
2114         u8 bssid[ETH_ALEN];
2115         struct wpa_blacklist *e;
2116         char *pos, *end;
2117         int ret;
2118
2119         /* cmd: "BLACKLIST [<BSSID>]" */
2120         if (*cmd == '\0') {
2121                 pos = buf;
2122                 end = buf + buflen;
2123                 e = wpa_s->blacklist;
2124                 while (e) {
2125                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2126                                           MAC2STR(e->bssid));
2127                         if (os_snprintf_error(end - pos, ret))
2128                                 return pos - buf;
2129                         pos += ret;
2130                         e = e->next;
2131                 }
2132                 return pos - buf;
2133         }
2134
2135         cmd++;
2136         if (os_strncmp(cmd, "clear", 5) == 0) {
2137                 wpa_blacklist_clear(wpa_s);
2138                 os_memcpy(buf, "OK\n", 3);
2139                 return 3;
2140         }
2141
2142         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2143         if (hwaddr_aton(cmd, bssid)) {
2144                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2145                 return -1;
2146         }
2147
2148         /*
2149          * Add the BSSID twice, so its count will be 2, causing it to be
2150          * skipped when processing scan results.
2151          */
2152         ret = wpa_blacklist_add(wpa_s, bssid);
2153         if (ret < 0)
2154                 return -1;
2155         ret = wpa_blacklist_add(wpa_s, bssid);
2156         if (ret < 0)
2157                 return -1;
2158         os_memcpy(buf, "OK\n", 3);
2159         return 3;
2160 }
2161
2162
2163 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2164                                                char *cmd, char *buf,
2165                                                size_t buflen)
2166 {
2167         char *pos, *end, *stamp;
2168         int ret;
2169
2170         /* cmd: "LOG_LEVEL [<level>]" */
2171         if (*cmd == '\0') {
2172                 pos = buf;
2173                 end = buf + buflen;
2174                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2175                                   "Timestamp: %d\n",
2176                                   debug_level_str(wpa_debug_level),
2177                                   wpa_debug_timestamp);
2178                 if (os_snprintf_error(end - pos, ret))
2179                         ret = 0;
2180
2181                 return ret;
2182         }
2183
2184         while (*cmd == ' ')
2185                 cmd++;
2186
2187         stamp = os_strchr(cmd, ' ');
2188         if (stamp) {
2189                 *stamp++ = '\0';
2190                 while (*stamp == ' ') {
2191                         stamp++;
2192                 }
2193         }
2194
2195         if (os_strlen(cmd)) {
2196                 int level = str_to_debug_level(cmd);
2197                 if (level < 0)
2198                         return -1;
2199                 wpa_debug_level = level;
2200         }
2201
2202         if (stamp && os_strlen(stamp))
2203                 wpa_debug_timestamp = atoi(stamp);
2204
2205         os_memcpy(buf, "OK\n", 3);
2206         return 3;
2207 }
2208
2209
2210 static int wpa_supplicant_ctrl_iface_list_networks(
2211         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2212 {
2213         char *pos, *end, *prev;
2214         struct wpa_ssid *ssid;
2215         int ret;
2216
2217         pos = buf;
2218         end = buf + buflen;
2219         ret = os_snprintf(pos, end - pos,
2220                           "network id / ssid / bssid / flags\n");
2221         if (os_snprintf_error(end - pos, ret))
2222                 return pos - buf;
2223         pos += ret;
2224
2225         ssid = wpa_s->conf->ssid;
2226
2227         /* skip over ssids until we find next one */
2228         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2229                 int last_id = atoi(cmd + 8);
2230                 if (last_id != -1) {
2231                         while (ssid != NULL && ssid->id <= last_id) {
2232                                 ssid = ssid->next;
2233                         }
2234                 }
2235         }
2236
2237         while (ssid) {
2238                 prev = pos;
2239                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2240                                   ssid->id,
2241                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2242                 if (os_snprintf_error(end - pos, ret))
2243                         return prev - buf;
2244                 pos += ret;
2245                 if (ssid->bssid_set) {
2246                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2247                                           MAC2STR(ssid->bssid));
2248                 } else {
2249                         ret = os_snprintf(pos, end - pos, "\tany");
2250                 }
2251                 if (os_snprintf_error(end - pos, ret))
2252                         return prev - buf;
2253                 pos += ret;
2254                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2255                                   ssid == wpa_s->current_ssid ?
2256                                   "[CURRENT]" : "",
2257                                   ssid->disabled ? "[DISABLED]" : "",
2258                                   ssid->disabled_until.sec ?
2259                                   "[TEMP-DISABLED]" : "",
2260                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2261                                   "");
2262                 if (os_snprintf_error(end - pos, ret))
2263                         return prev - buf;
2264                 pos += ret;
2265                 ret = os_snprintf(pos, end - pos, "\n");
2266                 if (os_snprintf_error(end - pos, ret))
2267                         return prev - buf;
2268                 pos += ret;
2269
2270                 ssid = ssid->next;
2271         }
2272
2273         return pos - buf;
2274 }
2275
2276
2277 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2278 {
2279         int ret;
2280         ret = os_snprintf(pos, end - pos, "-");
2281         if (os_snprintf_error(end - pos, ret))
2282                 return pos;
2283         pos += ret;
2284         ret = wpa_write_ciphers(pos, end, cipher, "+");
2285         if (ret < 0)
2286                 return pos;
2287         pos += ret;
2288         return pos;
2289 }
2290
2291
2292 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2293                                     const u8 *ie, size_t ie_len)
2294 {
2295         struct wpa_ie_data data;
2296         char *start;
2297         int ret;
2298
2299         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2300         if (os_snprintf_error(end - pos, ret))
2301                 return pos;
2302         pos += ret;
2303
2304         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2305                 ret = os_snprintf(pos, end - pos, "?]");
2306                 if (os_snprintf_error(end - pos, ret))
2307                         return pos;
2308                 pos += ret;
2309                 return pos;
2310         }
2311
2312         start = pos;
2313         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2314                 ret = os_snprintf(pos, end - pos, "%sEAP",
2315                                   pos == start ? "" : "+");
2316                 if (os_snprintf_error(end - pos, ret))
2317                         return pos;
2318                 pos += ret;
2319         }
2320         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2321                 ret = os_snprintf(pos, end - pos, "%sPSK",
2322                                   pos == start ? "" : "+");
2323                 if (os_snprintf_error(end - pos, ret))
2324                         return pos;
2325                 pos += ret;
2326         }
2327         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2328                 ret = os_snprintf(pos, end - pos, "%sNone",
2329                                   pos == start ? "" : "+");
2330                 if (os_snprintf_error(end - pos, ret))
2331                         return pos;
2332                 pos += ret;
2333         }
2334         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2335                 ret = os_snprintf(pos, end - pos, "%sSAE",
2336                                   pos == start ? "" : "+");
2337                 if (os_snprintf_error(end - pos, ret))
2338                         return pos;
2339                 pos += ret;
2340         }
2341 #ifdef CONFIG_IEEE80211R
2342         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2343                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2344                                   pos == start ? "" : "+");
2345                 if (os_snprintf_error(end - pos, ret))
2346                         return pos;
2347                 pos += ret;
2348         }
2349         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2350                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2351                                   pos == start ? "" : "+");
2352                 if (os_snprintf_error(end - pos, ret))
2353                         return pos;
2354                 pos += ret;
2355         }
2356         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2357                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2358                                   pos == start ? "" : "+");
2359                 if (os_snprintf_error(end - pos, ret))
2360                         return pos;
2361                 pos += ret;
2362         }
2363 #endif /* CONFIG_IEEE80211R */
2364 #ifdef CONFIG_IEEE80211W
2365         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2366                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2367                                   pos == start ? "" : "+");
2368                 if (os_snprintf_error(end - pos, ret))
2369                         return pos;
2370                 pos += ret;
2371         }
2372         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2373                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2374                                   pos == start ? "" : "+");
2375                 if (os_snprintf_error(end - pos, ret))
2376                         return pos;
2377                 pos += ret;
2378         }
2379 #endif /* CONFIG_IEEE80211W */
2380
2381 #ifdef CONFIG_SUITEB
2382         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2383                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2384                                   pos == start ? "" : "+");
2385                 if (os_snprintf_error(end - pos, ret))
2386                         return pos;
2387                 pos += ret;
2388         }
2389 #endif /* CONFIG_SUITEB */
2390
2391 #ifdef CONFIG_SUITEB192
2392         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2393                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2394                                   pos == start ? "" : "+");
2395                 if (os_snprintf_error(end - pos, ret))
2396                         return pos;
2397                 pos += ret;
2398         }
2399 #endif /* CONFIG_SUITEB192 */
2400
2401         if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2402                 ret = os_snprintf(pos, end - pos, "%sOSEN",
2403                                   pos == start ? "" : "+");
2404                 if (os_snprintf_error(end - pos, ret))
2405                         return pos;
2406                 pos += ret;
2407         }
2408
2409         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2410
2411         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2412                 ret = os_snprintf(pos, end - pos, "-preauth");
2413                 if (os_snprintf_error(end - pos, ret))
2414                         return pos;
2415                 pos += ret;
2416         }
2417
2418         ret = os_snprintf(pos, end - pos, "]");
2419         if (os_snprintf_error(end - pos, ret))
2420                 return pos;
2421         pos += ret;
2422
2423         return pos;
2424 }
2425
2426
2427 #ifdef CONFIG_WPS
2428 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2429                                             char *pos, char *end,
2430                                             struct wpabuf *wps_ie)
2431 {
2432         int ret;
2433         const char *txt;
2434
2435         if (wps_ie == NULL)
2436                 return pos;
2437         if (wps_is_selected_pbc_registrar(wps_ie))
2438                 txt = "[WPS-PBC]";
2439         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2440                 txt = "[WPS-AUTH]";
2441         else if (wps_is_selected_pin_registrar(wps_ie))
2442                 txt = "[WPS-PIN]";
2443         else
2444                 txt = "[WPS]";
2445
2446         ret = os_snprintf(pos, end - pos, "%s", txt);
2447         if (!os_snprintf_error(end - pos, ret))
2448                 pos += ret;
2449         wpabuf_free(wps_ie);
2450         return pos;
2451 }
2452 #endif /* CONFIG_WPS */
2453
2454
2455 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2456                                         char *pos, char *end,
2457                                         const struct wpa_bss *bss)
2458 {
2459 #ifdef CONFIG_WPS
2460         struct wpabuf *wps_ie;
2461         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2462         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2463 #else /* CONFIG_WPS */
2464         return pos;
2465 #endif /* CONFIG_WPS */
2466 }
2467
2468
2469 /* Format one result on one text line into a buffer. */
2470 static int wpa_supplicant_ctrl_iface_scan_result(
2471         struct wpa_supplicant *wpa_s,
2472         const struct wpa_bss *bss, char *buf, size_t buflen)
2473 {
2474         char *pos, *end;
2475         int ret;
2476         const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2477
2478         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2479         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2480         if (!p2p)
2481                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2482         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2483             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2484             0)
2485                 return 0; /* Do not show P2P listen discovery results here */
2486
2487         pos = buf;
2488         end = buf + buflen;
2489
2490         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2491                           MAC2STR(bss->bssid), bss->freq, bss->level);
2492         if (os_snprintf_error(end - pos, ret))
2493                 return -1;
2494         pos += ret;
2495         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2496         if (ie)
2497                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2498         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2499         if (ie2) {
2500                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2501                                             ie2, 2 + ie2[1]);
2502         }
2503         osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2504         if (osen_ie)
2505                 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2506                                             osen_ie, 2 + osen_ie[1]);
2507         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2508         if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2509                 ret = os_snprintf(pos, end - pos, "[WEP]");
2510                 if (os_snprintf_error(end - pos, ret))
2511                         return -1;
2512                 pos += ret;
2513         }
2514         if (mesh) {
2515                 ret = os_snprintf(pos, end - pos, "[MESH]");
2516                 if (os_snprintf_error(end - pos, ret))
2517                         return -1;
2518                 pos += ret;
2519         }
2520         if (bss_is_dmg(bss)) {
2521                 const char *s;
2522                 ret = os_snprintf(pos, end - pos, "[DMG]");
2523                 if (os_snprintf_error(end - pos, ret))
2524                         return -1;
2525                 pos += ret;
2526                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2527                 case IEEE80211_CAP_DMG_IBSS:
2528                         s = "[IBSS]";
2529                         break;
2530                 case IEEE80211_CAP_DMG_AP:
2531                         s = "[ESS]";
2532                         break;
2533                 case IEEE80211_CAP_DMG_PBSS:
2534                         s = "[PBSS]";
2535                         break;
2536                 default:
2537                         s = "";
2538                         break;
2539                 }
2540                 ret = os_snprintf(pos, end - pos, "%s", s);
2541                 if (os_snprintf_error(end - pos, ret))
2542                         return -1;
2543                 pos += ret;
2544         } else {
2545                 if (bss->caps & IEEE80211_CAP_IBSS) {
2546                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2547                         if (os_snprintf_error(end - pos, ret))
2548                                 return -1;
2549                         pos += ret;
2550                 }
2551                 if (bss->caps & IEEE80211_CAP_ESS) {
2552                         ret = os_snprintf(pos, end - pos, "[ESS]");
2553                         if (os_snprintf_error(end - pos, ret))
2554                                 return -1;
2555                         pos += ret;
2556                 }
2557         }
2558         if (p2p) {
2559                 ret = os_snprintf(pos, end - pos, "[P2P]");
2560                 if (os_snprintf_error(end - pos, ret))
2561                         return -1;
2562                 pos += ret;
2563         }
2564 #ifdef CONFIG_HS20
2565         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2566                 ret = os_snprintf(pos, end - pos, "[HS20]");
2567                 if (os_snprintf_error(end - pos, ret))
2568                         return -1;
2569                 pos += ret;
2570         }
2571 #endif /* CONFIG_HS20 */
2572 #ifdef CONFIG_FST
2573         if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2574                 ret = os_snprintf(pos, end - pos, "[FST]");
2575                 if (os_snprintf_error(end - pos, ret))
2576                         return -1;
2577                 pos += ret;
2578         }
2579 #endif /* CONFIG_FST */
2580
2581         ret = os_snprintf(pos, end - pos, "\t%s",
2582                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2583         if (os_snprintf_error(end - pos, ret))
2584                 return -1;
2585         pos += ret;
2586
2587         ret = os_snprintf(pos, end - pos, "\n");
2588         if (os_snprintf_error(end - pos, ret))
2589                 return -1;
2590         pos += ret;
2591
2592         return pos - buf;
2593 }
2594
2595
2596 static int wpa_supplicant_ctrl_iface_scan_results(
2597         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2598 {
2599         char *pos, *end;
2600         struct wpa_bss *bss;
2601         int ret;
2602
2603         pos = buf;
2604         end = buf + buflen;
2605         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2606                           "flags / ssid\n");
2607         if (os_snprintf_error(end - pos, ret))
2608                 return pos - buf;
2609         pos += ret;
2610
2611         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2612                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2613                                                             end - pos);
2614                 if (ret < 0 || ret >= end - pos)
2615                         return pos - buf;
2616                 pos += ret;
2617         }
2618
2619         return pos - buf;
2620 }
2621
2622
2623 #ifdef CONFIG_MESH
2624
2625 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2626         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2627 {
2628         char *pos, ifname[IFNAMSIZ + 1];
2629
2630         ifname[0] = '\0';
2631
2632         pos = os_strstr(cmd, "ifname=");
2633         if (pos) {
2634                 pos += 7;
2635                 os_strlcpy(ifname, pos, sizeof(ifname));
2636         }
2637
2638         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2639                 return -1;
2640
2641         os_strlcpy(reply, ifname, max_len);
2642         return os_strlen(ifname);
2643 }
2644
2645
2646 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2647         struct wpa_supplicant *wpa_s, char *cmd)
2648 {
2649         int id;
2650         struct wpa_ssid *ssid;
2651
2652         id = atoi(cmd);
2653         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2654
2655         ssid = wpa_config_get_network(wpa_s->conf, id);
2656         if (ssid == NULL) {
2657                 wpa_printf(MSG_DEBUG,
2658                            "CTRL_IFACE: Could not find network id=%d", id);
2659                 return -1;
2660         }
2661         if (ssid->mode != WPAS_MODE_MESH) {
2662                 wpa_printf(MSG_DEBUG,
2663                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2664                 return -1;
2665         }
2666         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2667             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2668                 wpa_printf(MSG_ERROR,
2669                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2670                 return -1;
2671         }
2672
2673         /*
2674          * TODO: If necessary write our own group_add function,
2675          * for now we can reuse select_network
2676          */
2677         wpa_supplicant_select_network(wpa_s, ssid);
2678
2679         return 0;
2680 }
2681
2682
2683 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2684         struct wpa_supplicant *wpa_s, char *cmd)
2685 {
2686         struct wpa_supplicant *orig;
2687         struct wpa_global *global;
2688         int found = 0;
2689
2690         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2691
2692         global = wpa_s->global;
2693         orig = wpa_s;
2694
2695         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2696                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2697                         found = 1;
2698                         break;
2699                 }
2700         }
2701         if (!found) {
2702                 wpa_printf(MSG_ERROR,
2703                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2704                            cmd);
2705                 return -1;
2706         }
2707         if (wpa_s->mesh_if_created && wpa_s == orig) {
2708                 wpa_printf(MSG_ERROR,
2709                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2710                 return -1;
2711         }
2712
2713         wpa_s->reassociate = 0;
2714         wpa_s->disconnected = 1;
2715         wpa_supplicant_cancel_sched_scan(wpa_s);
2716         wpa_supplicant_cancel_scan(wpa_s);
2717
2718         /*
2719          * TODO: If necessary write our own group_remove function,
2720          * for now we can reuse deauthenticate
2721          */
2722         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2723
2724         if (wpa_s->mesh_if_created)
2725                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2726
2727         return 0;
2728 }
2729
2730 #endif /* CONFIG_MESH */
2731
2732
2733 static int wpa_supplicant_ctrl_iface_select_network(
2734         struct wpa_supplicant *wpa_s, char *cmd)
2735 {
2736         int id;
2737         struct wpa_ssid *ssid;
2738         char *pos;
2739
2740         /* cmd: "<network id>" or "any" */
2741         if (os_strncmp(cmd, "any", 3) == 0) {
2742                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2743                 ssid = NULL;
2744         } else {
2745                 id = atoi(cmd);
2746                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2747
2748                 ssid = wpa_config_get_network(wpa_s->conf, id);
2749                 if (ssid == NULL) {
2750                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2751                                    "network id=%d", id);
2752                         return -1;
2753                 }
2754                 if (ssid->disabled == 2) {
2755                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2756                                    "SELECT_NETWORK with persistent P2P group");
2757                         return -1;
2758                 }
2759         }
2760
2761         pos = os_strstr(cmd, " freq=");
2762         if (pos) {
2763                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2764                 if (freqs) {
2765                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2766                         os_free(wpa_s->manual_scan_freqs);
2767                         wpa_s->manual_scan_freqs = freqs;
2768                 }
2769         }
2770
2771         wpa_s->scan_min_time.sec = 0;
2772         wpa_s->scan_min_time.usec = 0;
2773         wpa_supplicant_select_network(wpa_s, ssid);
2774
2775         return 0;
2776 }
2777
2778
2779 static int wpa_supplicant_ctrl_iface_enable_network(
2780         struct wpa_supplicant *wpa_s, char *cmd)
2781 {
2782         int id;
2783         struct wpa_ssid *ssid;
2784
2785         /* cmd: "<network id>" or "all" */
2786         if (os_strcmp(cmd, "all") == 0) {
2787                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2788                 ssid = NULL;
2789         } else {
2790                 id = atoi(cmd);
2791                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2792
2793                 ssid = wpa_config_get_network(wpa_s->conf, id);
2794                 if (ssid == NULL) {
2795                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2796                                    "network id=%d", id);
2797                         return -1;
2798                 }
2799                 if (ssid->disabled == 2) {
2800                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2801                                    "ENABLE_NETWORK with persistent P2P group");
2802                         return -1;
2803                 }
2804
2805                 if (os_strstr(cmd, " no-connect")) {
2806                         ssid->disabled = 0;
2807                         return 0;
2808                 }
2809         }
2810         wpa_s->scan_min_time.sec = 0;
2811         wpa_s->scan_min_time.usec = 0;
2812         wpa_supplicant_enable_network(wpa_s, ssid);
2813
2814         return 0;
2815 }
2816
2817
2818 static int wpa_supplicant_ctrl_iface_disable_network(
2819         struct wpa_supplicant *wpa_s, char *cmd)
2820 {
2821         int id;
2822         struct wpa_ssid *ssid;
2823
2824         /* cmd: "<network id>" or "all" */
2825         if (os_strcmp(cmd, "all") == 0) {
2826                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2827                 ssid = NULL;
2828         } else {
2829                 id = atoi(cmd);
2830                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2831
2832                 ssid = wpa_config_get_network(wpa_s->conf, id);
2833                 if (ssid == NULL) {
2834                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2835                                    "network id=%d", id);
2836                         return -1;
2837                 }
2838                 if (ssid->disabled == 2) {
2839                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2840                                    "DISABLE_NETWORK with persistent P2P "
2841                                    "group");
2842                         return -1;
2843                 }
2844         }
2845         wpa_supplicant_disable_network(wpa_s, ssid);
2846
2847         return 0;
2848 }
2849
2850
2851 static int wpa_supplicant_ctrl_iface_add_network(
2852         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2853 {
2854         struct wpa_ssid *ssid;
2855         int ret;
2856
2857         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2858
2859         ssid = wpa_config_add_network(wpa_s->conf);
2860         if (ssid == NULL)
2861                 return -1;
2862
2863         wpas_notify_network_added(wpa_s, ssid);
2864
2865         ssid->disabled = 1;
2866         wpa_config_set_network_defaults(ssid);
2867
2868         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2869         if (os_snprintf_error(buflen, ret))
2870                 return -1;
2871         return ret;
2872 }
2873
2874
2875 static int wpa_supplicant_ctrl_iface_remove_network(
2876         struct wpa_supplicant *wpa_s, char *cmd)
2877 {
2878         int id;
2879         struct wpa_ssid *ssid;
2880         int was_disabled;
2881
2882         /* cmd: "<network id>" or "all" */
2883         if (os_strcmp(cmd, "all") == 0) {
2884                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2885                 if (wpa_s->sched_scanning)
2886                         wpa_supplicant_cancel_sched_scan(wpa_s);
2887
2888                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2889                 if (wpa_s->current_ssid) {
2890 #ifdef CONFIG_SME
2891                         wpa_s->sme.prev_bssid_set = 0;
2892 #endif /* CONFIG_SME */
2893                         wpa_sm_set_config(wpa_s->wpa, NULL);
2894                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2895                         if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2896                                 wpa_s->own_disconnect_req = 1;
2897                         wpa_supplicant_deauthenticate(
2898                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2899                 }
2900                 ssid = wpa_s->conf->ssid;
2901                 while (ssid) {
2902                         struct wpa_ssid *remove_ssid = ssid;
2903                         id = ssid->id;
2904                         ssid = ssid->next;
2905                         if (wpa_s->last_ssid == remove_ssid)
2906                                 wpa_s->last_ssid = NULL;
2907                         wpas_notify_network_removed(wpa_s, remove_ssid);
2908                         wpa_config_remove_network(wpa_s->conf, id);
2909                 }
2910                 return 0;
2911         }
2912
2913         id = atoi(cmd);
2914         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2915
2916         ssid = wpa_config_get_network(wpa_s->conf, id);
2917         if (ssid)
2918                 wpas_notify_network_removed(wpa_s, ssid);
2919         if (ssid == NULL) {
2920                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2921                            "id=%d", id);
2922                 return -1;
2923         }
2924
2925         if (wpa_s->last_ssid == ssid)
2926                 wpa_s->last_ssid = NULL;
2927
2928         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2929 #ifdef CONFIG_SME
2930                 wpa_s->sme.prev_bssid_set = 0;
2931 #endif /* CONFIG_SME */
2932                 /*
2933                  * Invalidate the EAP session cache if the current or
2934                  * previously used network is removed.
2935                  */
2936                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2937         }
2938
2939         if (ssid == wpa_s->current_ssid) {
2940                 wpa_sm_set_config(wpa_s->wpa, NULL);
2941                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2942
2943                 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2944                         wpa_s->own_disconnect_req = 1;
2945                 wpa_supplicant_deauthenticate(wpa_s,
2946                                               WLAN_REASON_DEAUTH_LEAVING);
2947         }
2948
2949         was_disabled = ssid->disabled;
2950
2951         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2952                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2953                            "network id=%d", id);
2954                 return -1;
2955         }
2956
2957         if (!was_disabled && wpa_s->sched_scanning) {
2958                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2959                            "network from filters");
2960                 wpa_supplicant_cancel_sched_scan(wpa_s);
2961                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2962         }
2963
2964         return 0;
2965 }
2966
2967
2968 static int wpa_supplicant_ctrl_iface_update_network(
2969         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2970         char *name, char *value)
2971 {
2972         if (wpa_config_set(ssid, name, value, 0) < 0) {
2973                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2974                            "variable '%s'", name);
2975                 return -1;
2976         }
2977
2978         if (os_strcmp(name, "bssid") != 0 &&
2979             os_strcmp(name, "priority") != 0) {
2980                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2981
2982                 if (wpa_s->current_ssid == ssid ||
2983                     wpa_s->current_ssid == NULL) {
2984                         /*
2985                          * Invalidate the EAP session cache if anything in the
2986                          * current or previously used configuration changes.
2987                          */
2988                         eapol_sm_invalidate_cached_session(wpa_s->eapol);
2989                 }
2990         }
2991
2992         if ((os_strcmp(name, "psk") == 0 &&
2993              value[0] == '"' && ssid->ssid_len) ||
2994             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2995                 wpa_config_update_psk(ssid);
2996         else if (os_strcmp(name, "priority") == 0)
2997                 wpa_config_update_prio_list(wpa_s->conf);
2998
2999         return 0;
3000 }
3001
3002
3003 static int wpa_supplicant_ctrl_iface_set_network(
3004         struct wpa_supplicant *wpa_s, char *cmd)
3005 {
3006         int id, ret, prev_bssid_set, prev_disabled;
3007         struct wpa_ssid *ssid;
3008         char *name, *value;
3009         u8 prev_bssid[ETH_ALEN];
3010
3011         /* cmd: "<network id> <variable name> <value>" */
3012         name = os_strchr(cmd, ' ');
3013         if (name == NULL)
3014                 return -1;
3015         *name++ = '\0';
3016
3017         value = os_strchr(name, ' ');
3018         if (value == NULL)
3019                 return -1;
3020         *value++ = '\0';
3021
3022         id = atoi(cmd);
3023         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3024                    id, name);
3025         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3026                               (u8 *) value, os_strlen(value));
3027
3028         ssid = wpa_config_get_network(wpa_s->conf, id);
3029         if (ssid == NULL) {
3030                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3031                            "id=%d", id);
3032                 return -1;
3033         }
3034
3035         prev_bssid_set = ssid->bssid_set;
3036         prev_disabled = ssid->disabled;
3037         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3038         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3039                                                        value);
3040         if (ret == 0 &&
3041             (ssid->bssid_set != prev_bssid_set ||
3042              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3043                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3044
3045         if (prev_disabled != ssid->disabled &&
3046             (prev_disabled == 2 || ssid->disabled == 2))
3047                 wpas_notify_network_type_changed(wpa_s, ssid);
3048
3049         return ret;
3050 }
3051
3052
3053 static int wpa_supplicant_ctrl_iface_get_network(
3054         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3055 {
3056         int id;
3057         size_t res;
3058         struct wpa_ssid *ssid;
3059         char *name, *value;
3060
3061         /* cmd: "<network id> <variable name>" */
3062         name = os_strchr(cmd, ' ');
3063         if (name == NULL || buflen == 0)
3064                 return -1;
3065         *name++ = '\0';
3066
3067         id = atoi(cmd);
3068         wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3069                    id, name);
3070
3071         ssid = wpa_config_get_network(wpa_s->conf, id);
3072         if (ssid == NULL) {
3073                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3074                            "id=%d", id);
3075                 return -1;
3076         }
3077
3078         value = wpa_config_get_no_key(ssid, name);
3079         if (value == NULL) {
3080                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3081                            "variable '%s'", name);
3082                 return -1;
3083         }
3084
3085         res = os_strlcpy(buf, value, buflen);
3086         if (res >= buflen) {
3087                 os_free(value);
3088                 return -1;
3089         }
3090
3091         os_free(value);
3092
3093         return res;
3094 }
3095
3096
3097 static int wpa_supplicant_ctrl_iface_dup_network(
3098         struct wpa_supplicant *wpa_s, char *cmd,
3099         struct wpa_supplicant *dst_wpa_s)
3100 {
3101         struct wpa_ssid *ssid_s, *ssid_d;
3102         char *name, *id, *value;
3103         int id_s, id_d, ret;
3104
3105         /* cmd: "<src network id> <dst network id> <variable name>" */
3106         id = os_strchr(cmd, ' ');
3107         if (id == NULL)
3108                 return -1;
3109         *id++ = '\0';
3110
3111         name = os_strchr(id, ' ');
3112         if (name == NULL)
3113                 return -1;
3114         *name++ = '\0';
3115
3116         id_s = atoi(cmd);
3117         id_d = atoi(id);
3118
3119         wpa_printf(MSG_DEBUG,
3120                    "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3121                    wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3122
3123         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3124         if (ssid_s == NULL) {
3125                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3126                            "network id=%d", id_s);
3127                 return -1;
3128         }
3129
3130         ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3131         if (ssid_d == NULL) {
3132                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3133                            "network id=%d", id_d);
3134                 return -1;
3135         }
3136
3137         value = wpa_config_get(ssid_s, name);
3138         if (value == NULL) {
3139                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3140                            "variable '%s'", name);
3141                 return -1;
3142         }
3143
3144         ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3145                                                        value);
3146
3147         os_free(value);
3148
3149         return ret;
3150 }
3151
3152
3153 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3154                                                 char *buf, size_t buflen)
3155 {
3156         char *pos, *end;
3157         struct wpa_cred *cred;
3158         int ret;
3159
3160         pos = buf;
3161         end = buf + buflen;
3162         ret = os_snprintf(pos, end - pos,
3163                           "cred id / realm / username / domain / imsi\n");
3164         if (os_snprintf_error(end - pos, ret))
3165                 return pos - buf;
3166         pos += ret;
3167
3168         cred = wpa_s->conf->cred;
3169         while (cred) {
3170                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3171                                   cred->id, cred->realm ? cred->realm : "",
3172                                   cred->username ? cred->username : "",
3173                                   cred->domain ? cred->domain[0] : "",
3174                                   cred->imsi ? cred->imsi : "");
3175                 if (os_snprintf_error(end - pos, ret))
3176                         return pos - buf;
3177                 pos += ret;
3178
3179                 cred = cred->next;
3180         }
3181
3182         return pos - buf;
3183 }
3184
3185
3186 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3187                                               char *buf, size_t buflen)
3188 {
3189         struct wpa_cred *cred;
3190         int ret;
3191
3192         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3193
3194         cred = wpa_config_add_cred(wpa_s->conf);
3195         if (cred == NULL)
3196                 return -1;
3197
3198         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3199
3200         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3201         if (os_snprintf_error(buflen, ret))
3202                 return -1;
3203         return ret;
3204 }
3205
3206
3207 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3208                                  struct wpa_cred *cred)
3209 {
3210         struct wpa_ssid *ssid;
3211         char str[20];
3212         int id;
3213
3214         if (cred == NULL) {
3215                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3216                 return -1;
3217         }
3218
3219         id = cred->id;
3220         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3221                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3222                 return -1;
3223         }
3224
3225         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3226
3227         /* Remove any network entry created based on the removed credential */
3228         ssid = wpa_s->conf->ssid;
3229         while (ssid) {
3230                 if (ssid->parent_cred == cred) {
3231                         int res;
3232
3233                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3234                                    "used the removed credential", ssid->id);
3235                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3236                         if (os_snprintf_error(sizeof(str), res))
3237                                 str[sizeof(str) - 1] = '\0';
3238                         ssid = ssid->next;
3239                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3240                 } else
3241                         ssid = ssid->next;
3242         }
3243
3244         return 0;
3245 }
3246
3247
3248 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3249                                                  char *cmd)
3250 {
3251         int id;
3252         struct wpa_cred *cred, *prev;
3253
3254         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3255          * "provisioning_sp=<FQDN> */
3256         if (os_strcmp(cmd, "all") == 0) {
3257                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3258                 cred = wpa_s->conf->cred;
3259                 while (cred) {
3260                         prev = cred;
3261                         cred = cred->next;
3262                         wpas_ctrl_remove_cred(wpa_s, prev);
3263                 }
3264                 return 0;
3265         }
3266
3267         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3268                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3269                            cmd + 8);
3270                 cred = wpa_s->conf->cred;
3271                 while (cred) {
3272                         prev = cred;
3273                         cred = cred->next;
3274                         if (prev->domain) {
3275                                 size_t i;
3276                                 for (i = 0; i < prev->num_domain; i++) {
3277                                         if (os_strcmp(prev->domain[i], cmd + 8)
3278                                             != 0)
3279                                                 continue;
3280                                         wpas_ctrl_remove_cred(wpa_s, prev);
3281                                         break;
3282                                 }
3283                         }
3284                 }
3285                 return 0;
3286         }
3287
3288         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3289                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3290                            cmd + 16);
3291                 cred = wpa_s->conf->cred;
3292                 while (cred) {
3293                         prev = cred;
3294                         cred = cred->next;
3295                         if (prev->provisioning_sp &&
3296                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3297                                 wpas_ctrl_remove_cred(wpa_s, prev);
3298                 }
3299                 return 0;
3300         }
3301
3302         id = atoi(cmd);
3303         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3304
3305         cred = wpa_config_get_cred(wpa_s->conf, id);
3306         return wpas_ctrl_remove_cred(wpa_s, cred);
3307 }
3308
3309
3310 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3311                                               char *cmd)
3312 {
3313         int id;
3314         struct wpa_cred *cred;
3315         char *name, *value;
3316
3317         /* cmd: "<cred id> <variable name> <value>" */
3318         name = os_strchr(cmd, ' ');
3319         if (name == NULL)
3320                 return -1;
3321         *name++ = '\0';
3322
3323         value = os_strchr(name, ' ');
3324         if (value == NULL)
3325                 return -1;
3326         *value++ = '\0';
3327
3328         id = atoi(cmd);
3329         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3330                    id, name);
3331         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3332                               (u8 *) value, os_strlen(value));
3333
3334         cred = wpa_config_get_cred(wpa_s->conf, id);
3335         if (cred == NULL) {
3336                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3337                            id);
3338                 return -1;
3339         }
3340
3341         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3342                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3343                            "variable '%s'", name);
3344                 return -1;
3345         }
3346
3347         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3348
3349         return 0;
3350 }
3351
3352
3353 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3354                                               char *cmd, char *buf,
3355                                               size_t buflen)
3356 {
3357         int id;
3358         size_t res;
3359         struct wpa_cred *cred;
3360         char *name, *value;
3361
3362         /* cmd: "<cred id> <variable name>" */
3363         name = os_strchr(cmd, ' ');
3364         if (name == NULL)
3365                 return -1;
3366         *name++ = '\0';
3367
3368         id = atoi(cmd);
3369         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3370                    id, name);
3371
3372         cred = wpa_config_get_cred(wpa_s->conf, id);
3373         if (cred == NULL) {
3374                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3375                            id);
3376                 return -1;
3377         }
3378
3379         value = wpa_config_get_cred_no_key(cred, name);
3380         if (value == NULL) {
3381                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3382                            name);
3383                 return -1;
3384         }
3385
3386         res = os_strlcpy(buf, value, buflen);
3387         if (res >= buflen) {
3388                 os_free(value);
3389                 return -1;
3390         }
3391
3392         os_free(value);
3393
3394         return res;
3395 }
3396
3397
3398 #ifndef CONFIG_NO_CONFIG_WRITE
3399 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3400 {
3401         int ret;
3402
3403         if (!wpa_s->conf->update_config) {
3404                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3405                            "to update configuration (update_config=0)");
3406                 return -1;
3407         }
3408
3409         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3410         if (ret) {
3411                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3412                            "update configuration");
3413         } else {
3414                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3415                            " updated");
3416         }
3417
3418         return ret;
3419 }
3420 #endif /* CONFIG_NO_CONFIG_WRITE */
3421
3422
3423 struct cipher_info {
3424         unsigned int capa;
3425         const char *name;
3426         int group_only;
3427 };
3428
3429 static const struct cipher_info ciphers[] = {
3430         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3431         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3432         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3433         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3434         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3435         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3436         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3437         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3438 };
3439
3440 static const struct cipher_info ciphers_group_mgmt[] = {
3441         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3442         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3443         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3444         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3445 };
3446
3447
3448 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3449                                               struct wpa_driver_capa *capa,
3450                                               char *buf, size_t buflen)
3451 {
3452         int ret;
3453         char *pos, *end;
3454         size_t len;
3455         unsigned int i;
3456
3457         pos = buf;
3458         end = pos + buflen;
3459
3460         if (res < 0) {
3461                 if (strict)
3462                         return 0;
3463                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3464                 if (len >= buflen)
3465                         return -1;
3466                 return len;
3467         }
3468
3469         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3470                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3471                         ret = os_snprintf(pos, end - pos, "%s%s",
3472                                           pos == buf ? "" : " ",
3473                                           ciphers[i].name);
3474                         if (os_snprintf_error(end - pos, ret))
3475                                 return pos - buf;
3476                         pos += ret;
3477                 }
3478         }
3479
3480         return pos - buf;
3481 }
3482
3483
3484 static int ctrl_iface_get_capability_group(int res, char *strict,
3485                                            struct wpa_driver_capa *capa,
3486                                            char *buf, size_t buflen)
3487 {
3488         int ret;
3489         char *pos, *end;
3490         size_t len;
3491         unsigned int i;
3492
3493         pos = buf;
3494         end = pos + buflen;
3495
3496         if (res < 0) {
3497                 if (strict)
3498                         return 0;
3499                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3500                 if (len >= buflen)
3501                         return -1;
3502                 return len;
3503         }
3504
3505         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3506                 if (capa->enc & ciphers[i].capa) {
3507                         ret = os_snprintf(pos, end - pos, "%s%s",
3508                                           pos == buf ? "" : " ",
3509                                           ciphers[i].name);
3510                         if (os_snprintf_error(end - pos, ret))
3511                                 return pos - buf;
3512                         pos += ret;
3513                 }
3514         }
3515
3516         return pos - buf;
3517 }
3518
3519
3520 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3521                                                 struct wpa_driver_capa *capa,
3522                                                 char *buf, size_t buflen)
3523 {
3524         int ret;
3525         char *pos, *end;
3526         unsigned int i;
3527
3528         pos = buf;
3529         end = pos + buflen;
3530
3531         if (res < 0)
3532                 return 0;
3533
3534         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3535                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3536                         ret = os_snprintf(pos, end - pos, "%s%s",
3537                                           pos == buf ? "" : " ",
3538                                           ciphers_group_mgmt[i].name);
3539                         if (os_snprintf_error(end - pos, ret))
3540                                 return pos - buf;
3541                         pos += ret;
3542                 }
3543         }
3544
3545         return pos - buf;
3546 }
3547
3548
3549 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3550                                               struct wpa_driver_capa *capa,
3551                                               char *buf, size_t buflen)
3552 {
3553         int ret;
3554         char *pos, *end;
3555         size_t len;
3556
3557         pos = buf;
3558         end = pos + buflen;
3559
3560         if (res < 0) {
3561                 if (strict)
3562                         return 0;
3563                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3564                                  "NONE", buflen);
3565                 if (len >= buflen)
3566                         return -1;
3567                 return len;
3568         }
3569
3570         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3571         if (os_snprintf_error(end - pos, ret))
3572                 return pos - buf;
3573         pos += ret;
3574
3575         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3576                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3577                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3578                 if (os_snprintf_error(end - pos, ret))
3579                         return pos - buf;
3580                 pos += ret;
3581         }
3582
3583         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3584                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3585                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3586                 if (os_snprintf_error(end - pos, ret))
3587                         return pos - buf;
3588                 pos += ret;
3589         }
3590
3591         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3592                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3593                 if (os_snprintf_error(end - pos, ret))
3594                         return pos - buf;
3595                 pos += ret;
3596         }
3597
3598 #ifdef CONFIG_SUITEB
3599         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3600                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3601                 if (os_snprintf_error(end - pos, ret))
3602                         return pos - buf;
3603                 pos += ret;
3604         }
3605 #endif /* CONFIG_SUITEB */
3606 #ifdef CONFIG_SUITEB192
3607         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3608                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3609                 if (os_snprintf_error(end - pos, ret))
3610                         return pos - buf;
3611                 pos += ret;
3612         }
3613 #endif /* CONFIG_SUITEB192 */
3614
3615         return pos - buf;
3616 }
3617
3618
3619 static int ctrl_iface_get_capability_proto(int res, char *strict,
3620                                            struct wpa_driver_capa *capa,
3621                                            char *buf, size_t buflen)
3622 {
3623         int ret;
3624         char *pos, *end;
3625         size_t len;
3626
3627         pos = buf;
3628         end = pos + buflen;
3629
3630         if (res < 0) {
3631                 if (strict)
3632                         return 0;
3633                 len = os_strlcpy(buf, "RSN WPA", buflen);
3634                 if (len >= buflen)
3635                         return -1;
3636                 return len;
3637         }
3638
3639         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3640                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3641                 ret = os_snprintf(pos, end - pos, "%sRSN",
3642                                   pos == buf ? "" : " ");
3643                 if (os_snprintf_error(end - pos, ret))
3644                         return pos - buf;
3645                 pos += ret;
3646         }
3647
3648         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3649                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3650                 ret = os_snprintf(pos, end - pos, "%sWPA",
3651                                   pos == buf ? "" : " ");
3652                 if (os_snprintf_error(end - pos, ret))
3653                         return pos - buf;
3654                 pos += ret;
3655         }
3656
3657         return pos - buf;
3658 }
3659
3660
3661 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3662                                               int res, char *strict,
3663                                               struct wpa_driver_capa *capa,
3664                                               char *buf, size_t buflen)
3665 {
3666         int ret;
3667         char *pos, *end;
3668         size_t len;
3669
3670         pos = buf;
3671         end = pos + buflen;
3672
3673         if (res < 0) {
3674                 if (strict)
3675                         return 0;
3676                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3677                 if (len >= buflen)
3678                         return -1;
3679                 return len;
3680         }
3681
3682         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3683                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3684                                   pos == buf ? "" : " ");
3685                 if (os_snprintf_error(end - pos, ret))
3686                         return pos - buf;
3687                 pos += ret;
3688         }
3689
3690         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3691                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3692                                   pos == buf ? "" : " ");
3693                 if (os_snprintf_error(end - pos, ret))
3694                         return pos - buf;
3695                 pos += ret;
3696         }
3697
3698         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3699                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3700                                   pos == buf ? "" : " ");
3701                 if (os_snprintf_error(end - pos, ret))
3702                         return pos - buf;
3703                 pos += ret;
3704         }
3705
3706 #ifdef CONFIG_SAE
3707         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3708                 ret = os_snprintf(pos, end - pos, "%sSAE",
3709                                   pos == buf ? "" : " ");
3710                 if (os_snprintf_error(end - pos, ret))
3711                         return pos - buf;
3712                 pos += ret;
3713         }
3714 #endif /* CONFIG_SAE */
3715
3716         return pos - buf;
3717 }
3718
3719
3720 static int ctrl_iface_get_capability_modes(int res, char *strict,
3721                                            struct wpa_driver_capa *capa,
3722                                            char *buf, size_t buflen)
3723 {
3724         int ret;
3725         char *pos, *end;
3726         size_t len;
3727
3728         pos = buf;
3729         end = pos + buflen;
3730
3731         if (res < 0) {
3732                 if (strict)
3733                         return 0;
3734                 len = os_strlcpy(buf, "IBSS AP", buflen);
3735                 if (len >= buflen)
3736                         return -1;
3737                 return len;
3738         }
3739
3740         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3741                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3742                                   pos == buf ? "" : " ");
3743                 if (os_snprintf_error(end - pos, ret))
3744                         return pos - buf;
3745                 pos += ret;
3746         }
3747
3748         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3749                 ret = os_snprintf(pos, end - pos, "%sAP",
3750                                   pos == buf ? "" : " ");
3751                 if (os_snprintf_error(end - pos, ret))
3752                         return pos - buf;
3753                 pos += ret;
3754         }
3755
3756 #ifdef CONFIG_MESH
3757         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3758                 ret = os_snprintf(pos, end - pos, "%sMESH",
3759                                   pos == buf ? "" : " ");
3760                 if (os_snprintf_error(end - pos, ret))
3761                         return pos - buf;
3762                 pos += ret;
3763         }
3764 #endif /* CONFIG_MESH */
3765
3766         return pos - buf;
3767 }
3768
3769
3770 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3771                                               char *buf, size_t buflen)
3772 {
3773         struct hostapd_channel_data *chnl;
3774         int ret, i, j;
3775         char *pos, *end, *hmode;
3776
3777         pos = buf;
3778         end = pos + buflen;
3779
3780         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3781                 switch (wpa_s->hw.modes[j].mode) {
3782                 case HOSTAPD_MODE_IEEE80211B:
3783                         hmode = "B";
3784                         break;
3785                 case HOSTAPD_MODE_IEEE80211G:
3786                         hmode = "G";
3787                         break;
3788                 case HOSTAPD_MODE_IEEE80211A:
3789                         hmode = "A";
3790                         break;
3791                 case HOSTAPD_MODE_IEEE80211AD:
3792                         hmode = "AD";
3793                         break;
3794                 default:
3795                         continue;
3796                 }
3797                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3798                 if (os_snprintf_error(end - pos, ret))
3799                         return pos - buf;
3800                 pos += ret;
3801                 chnl = wpa_s->hw.modes[j].channels;
3802                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3803                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3804                                 continue;
3805                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3806                         if (os_snprintf_error(end - pos, ret))
3807                                 return pos - buf;
3808                         pos += ret;
3809                 }
3810                 ret = os_snprintf(pos, end - pos, "\n");
3811                 if (os_snprintf_error(end - pos, ret))
3812                         return pos - buf;
3813                 pos += ret;
3814         }
3815
3816         return pos - buf;
3817 }
3818
3819
3820 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3821                                           char *buf, size_t buflen)
3822 {
3823         struct hostapd_channel_data *chnl;
3824         int ret, i, j;
3825         char *pos, *end, *hmode;
3826
3827         pos = buf;
3828         end = pos + buflen;
3829
3830         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3831                 switch (wpa_s->hw.modes[j].mode) {
3832                 case HOSTAPD_MODE_IEEE80211B:
3833                         hmode = "B";
3834                         break;
3835                 case HOSTAPD_MODE_IEEE80211G:
3836                         hmode = "G";
3837                         break;
3838                 case HOSTAPD_MODE_IEEE80211A:
3839                         hmode = "A";
3840                         break;
3841                 case HOSTAPD_MODE_IEEE80211AD:
3842                         hmode = "AD";
3843                         break;
3844                 default:
3845                         continue;
3846                 }
3847                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3848                                   hmode);
3849                 if (os_snprintf_error(end - pos, ret))
3850                         return pos - buf;
3851                 pos += ret;
3852                 chnl = wpa_s->hw.modes[j].channels;
3853                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3854                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3855                                 continue;
3856                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3857                                           chnl[i].chan, chnl[i].freq,
3858                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3859                                           " (NO_IR)" : "",
3860                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3861                                           " (DFS)" : "");
3862
3863                         if (os_snprintf_error(end - pos, ret))
3864                                 return pos - buf;
3865                         pos += ret;
3866                 }
3867                 ret = os_snprintf(pos, end - pos, "\n");
3868                 if (os_snprintf_error(end - pos, ret))
3869                         return pos - buf;
3870                 pos += ret;
3871         }
3872
3873         return pos - buf;
3874 }
3875
3876
3877 static int wpa_supplicant_ctrl_iface_get_capability(
3878         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3879         size_t buflen)
3880 {
3881         struct wpa_driver_capa capa;
3882         int res;
3883         char *strict;
3884         char field[30];
3885         size_t len;
3886
3887         /* Determine whether or not strict checking was requested */
3888         len = os_strlcpy(field, _field, sizeof(field));
3889         if (len >= sizeof(field))
3890                 return -1;
3891         strict = os_strchr(field, ' ');
3892         if (strict != NULL) {
3893                 *strict++ = '\0';
3894                 if (os_strcmp(strict, "strict") != 0)
3895                         return -1;
3896         }
3897
3898         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3899                 field, strict ? strict : "");
3900
3901         if (os_strcmp(field, "eap") == 0) {
3902                 return eap_get_names(buf, buflen);
3903         }
3904
3905         res = wpa_drv_get_capa(wpa_s, &capa);
3906
3907         if (os_strcmp(field, "pairwise") == 0)
3908                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3909                                                           buf, buflen);
3910
3911         if (os_strcmp(field, "group") == 0)
3912                 return ctrl_iface_get_capability_group(res, strict, &capa,
3913                                                        buf, buflen);
3914
3915         if (os_strcmp(field, "group_mgmt") == 0)
3916                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3917                                                             buf, buflen);
3918
3919         if (os_strcmp(field, "key_mgmt") == 0)
3920                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3921                                                           buf, buflen);
3922
3923         if (os_strcmp(field, "proto") == 0)
3924                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3925                                                        buf, buflen);
3926
3927         if (os_strcmp(field, "auth_alg") == 0)
3928                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3929                                                           &capa, buf, buflen);
3930
3931         if (os_strcmp(field, "modes") == 0)
3932                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3933                                                        buf, buflen);
3934
3935         if (os_strcmp(field, "channels") == 0)
3936                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3937
3938         if (os_strcmp(field, "freq") == 0)
3939                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3940
3941 #ifdef CONFIG_TDLS
3942         if (os_strcmp(field, "tdls") == 0)
3943                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3944 #endif /* CONFIG_TDLS */
3945
3946 #ifdef CONFIG_ERP
3947         if (os_strcmp(field, "erp") == 0) {
3948                 res = os_snprintf(buf, buflen, "ERP");
3949                 if (os_snprintf_error(buflen, res))
3950                         return -1;
3951                 return res;
3952         }
3953 #endif /* CONFIG_EPR */
3954
3955 #ifdef CONFIG_FIPS
3956         if (os_strcmp(field, "fips") == 0) {
3957                 res = os_snprintf(buf, buflen, "FIPS");
3958                 if (os_snprintf_error(buflen, res))
3959                         return -1;
3960                 return res;
3961         }
3962 #endif /* CONFIG_FIPS */
3963
3964 #ifdef CONFIG_ACS
3965         if (os_strcmp(field, "acs") == 0) {
3966                 res = os_snprintf(buf, buflen, "ACS");
3967                 if (os_snprintf_error(buflen, res))
3968                         return -1;
3969                 return res;
3970         }
3971 #endif /* CONFIG_ACS */
3972
3973         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3974                    field);
3975
3976         return -1;
3977 }
3978
3979
3980 #ifdef CONFIG_INTERWORKING
3981 static char * anqp_add_hex(char *pos, char *end, const char *title,
3982                            struct wpabuf *data)
3983 {
3984         char *start = pos;
3985         size_t i;
3986         int ret;
3987         const u8 *d;
3988
3989         if (data == NULL)
3990                 return start;
3991
3992         ret = os_snprintf(pos, end - pos, "%s=", title);
3993         if (os_snprintf_error(end - pos, ret))
3994                 return start;
3995         pos += ret;
3996
3997         d = wpabuf_head_u8(data);
3998         for (i = 0; i < wpabuf_len(data); i++) {
3999                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
4000                 if (os_snprintf_error(end - pos, ret))
4001                         return start;
4002                 pos += ret;
4003         }
4004
4005         ret = os_snprintf(pos, end - pos, "\n");
4006         if (os_snprintf_error(end - pos, ret))
4007                 return start;
4008         pos += ret;
4009
4010         return pos;
4011 }
4012 #endif /* CONFIG_INTERWORKING */
4013
4014
4015 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4016                           unsigned long mask, char *buf, size_t buflen)
4017 {
4018         size_t i;
4019         int ret;
4020         char *pos, *end;
4021         const u8 *ie, *ie2, *osen_ie;
4022
4023         pos = buf;
4024         end = buf + buflen;
4025
4026         if (mask & WPA_BSS_MASK_ID) {
4027                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4028                 if (os_snprintf_error(end - pos, ret))
4029                         return 0;
4030                 pos += ret;
4031         }
4032
4033         if (mask & WPA_BSS_MASK_BSSID) {
4034                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4035                                   MAC2STR(bss->bssid));
4036                 if (os_snprintf_error(end - pos, ret))
4037                         return 0;
4038                 pos += ret;
4039         }
4040
4041         if (mask & WPA_BSS_MASK_FREQ) {
4042                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4043                 if (os_snprintf_error(end - pos, ret))
4044                         return 0;
4045                 pos += ret;
4046         }
4047
4048         if (mask & WPA_BSS_MASK_BEACON_INT) {
4049                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4050                                   bss->beacon_int);
4051                 if (os_snprintf_error(end - pos, ret))
4052                         return 0;
4053                 pos += ret;
4054         }
4055
4056         if (mask & WPA_BSS_MASK_CAPABILITIES) {
4057                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4058                                   bss->caps);
4059                 if (os_snprintf_error(end - pos, ret))
4060                         return 0;
4061                 pos += ret;
4062         }
4063
4064         if (mask & WPA_BSS_MASK_QUAL) {
4065                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4066                 if (os_snprintf_error(end - pos, ret))
4067                         return 0;
4068                 pos += ret;
4069         }
4070
4071         if (mask & WPA_BSS_MASK_NOISE) {
4072                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4073                 if (os_snprintf_error(end - pos, ret))
4074                         return 0;
4075                 pos += ret;
4076         }
4077
4078         if (mask & WPA_BSS_MASK_LEVEL) {
4079                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4080                 if (os_snprintf_error(end - pos, ret))
4081                         return 0;
4082                 pos += ret;
4083         }
4084
4085         if (mask & WPA_BSS_MASK_TSF) {
4086                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4087                                   (unsigned long long) bss->tsf);
4088                 if (os_snprintf_error(end - pos, ret))
4089                         return 0;
4090                 pos += ret;
4091         }
4092
4093         if (mask & WPA_BSS_MASK_AGE) {
4094                 struct os_reltime now;
4095
4096                 os_get_reltime(&now);
4097                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4098                                   (int) (now.sec - bss->last_update.sec));
4099                 if (os_snprintf_error(end - pos, ret))
4100                         return 0;
4101                 pos += ret;
4102         }
4103
4104         if (mask & WPA_BSS_MASK_IE) {
4105                 ret = os_snprintf(pos, end - pos, "ie=");
4106                 if (os_snprintf_error(end - pos, ret))
4107                         return 0;
4108                 pos += ret;
4109
4110                 ie = (const u8 *) (bss + 1);
4111                 for (i = 0; i < bss->ie_len; i++) {
4112                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4113                         if (os_snprintf_error(end - pos, ret))
4114                                 return 0;
4115                         pos += ret;
4116                 }
4117
4118                 ret = os_snprintf(pos, end - pos, "\n");
4119                 if (os_snprintf_error(end - pos, ret))
4120                         return 0;
4121                 pos += ret;
4122         }
4123
4124         if (mask & WPA_BSS_MASK_FLAGS) {
4125                 ret = os_snprintf(pos, end - pos, "flags=");
4126                 if (os_snprintf_error(end - pos, ret))
4127                         return 0;
4128                 pos += ret;
4129
4130                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4131                 if (ie)
4132                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4133                                                     2 + ie[1]);
4134                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4135                 if (ie2)
4136                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4137                                                     2 + ie2[1]);
4138                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4139                 if (osen_ie)
4140                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4141                                                     osen_ie, 2 + osen_ie[1]);
4142                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4143                 if (!ie && !ie2 && !osen_ie &&
4144                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4145                         ret = os_snprintf(pos, end - pos, "[WEP]");
4146                         if (os_snprintf_error(end - pos, ret))
4147                                 return 0;
4148                         pos += ret;
4149                 }
4150                 if (bss_is_dmg(bss)) {
4151                         const char *s;
4152                         ret = os_snprintf(pos, end - pos, "[DMG]");
4153                         if (os_snprintf_error(end - pos, ret))
4154                                 return 0;
4155                         pos += ret;
4156                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4157                         case IEEE80211_CAP_DMG_IBSS:
4158                                 s = "[IBSS]";
4159                                 break;
4160                         case IEEE80211_CAP_DMG_AP:
4161                                 s = "[ESS]";
4162                                 break;
4163                         case IEEE80211_CAP_DMG_PBSS:
4164                                 s = "[PBSS]";
4165                                 break;
4166                         default:
4167                                 s = "";
4168                                 break;
4169                         }
4170                         ret = os_snprintf(pos, end - pos, "%s", s);
4171                         if (os_snprintf_error(end - pos, ret))
4172                                 return 0;
4173                         pos += ret;
4174                 } else {
4175                         if (bss->caps & IEEE80211_CAP_IBSS) {
4176                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4177                                 if (os_snprintf_error(end - pos, ret))
4178                                         return 0;
4179                                 pos += ret;
4180                         }
4181                         if (bss->caps & IEEE80211_CAP_ESS) {
4182                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4183                                 if (os_snprintf_error(end - pos, ret))
4184                                         return 0;
4185                                 pos += ret;
4186                         }
4187                 }
4188                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4189                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4190                         ret = os_snprintf(pos, end - pos, "[P2P]");
4191                         if (os_snprintf_error(end - pos, ret))
4192                                 return 0;
4193                         pos += ret;
4194                 }
4195 #ifdef CONFIG_HS20
4196                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4197                         ret = os_snprintf(pos, end - pos, "[HS20]");
4198                         if (os_snprintf_error(end - pos, ret))
4199                                 return 0;
4200                         pos += ret;
4201                 }
4202 #endif /* CONFIG_HS20 */
4203
4204                 ret = os_snprintf(pos, end - pos, "\n");
4205                 if (os_snprintf_error(end - pos, ret))
4206                         return 0;
4207                 pos += ret;
4208         }
4209
4210         if (mask & WPA_BSS_MASK_SSID) {
4211                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4212                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4213                 if (os_snprintf_error(end - pos, ret))
4214                         return 0;
4215                 pos += ret;
4216         }
4217
4218 #ifdef CONFIG_WPS
4219         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4220                 ie = (const u8 *) (bss + 1);
4221                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4222                 if (ret >= end - pos)
4223                         return 0;
4224                 if (ret > 0)
4225                         pos += ret;
4226         }
4227 #endif /* CONFIG_WPS */
4228
4229 #ifdef CONFIG_P2P
4230         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4231                 ie = (const u8 *) (bss + 1);
4232                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4233                 if (ret < 0 || ret >= end - pos)
4234                         return 0;
4235                 pos += ret;
4236         }
4237 #endif /* CONFIG_P2P */
4238
4239 #ifdef CONFIG_WIFI_DISPLAY
4240         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4241                 struct wpabuf *wfd;
4242                 ie = (const u8 *) (bss + 1);
4243                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4244                                                   WFD_IE_VENDOR_TYPE);
4245                 if (wfd) {
4246                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4247                         if (os_snprintf_error(end - pos, ret)) {
4248                                 wpabuf_free(wfd);
4249                                 return 0;
4250                         }
4251                         pos += ret;
4252
4253                         pos += wpa_snprintf_hex(pos, end - pos,
4254                                                 wpabuf_head(wfd),
4255                                                 wpabuf_len(wfd));
4256                         wpabuf_free(wfd);
4257
4258                         ret = os_snprintf(pos, end - pos, "\n");
4259                         if (os_snprintf_error(end - pos, ret))
4260                                 return 0;
4261                         pos += ret;
4262                 }
4263         }
4264 #endif /* CONFIG_WIFI_DISPLAY */
4265
4266 #ifdef CONFIG_INTERWORKING
4267         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4268                 struct wpa_bss_anqp *anqp = bss->anqp;
4269                 struct wpa_bss_anqp_elem *elem;
4270
4271                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4272                                    anqp->capability_list);
4273                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4274                                    anqp->venue_name);
4275                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4276                                    anqp->network_auth_type);
4277                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4278                                    anqp->roaming_consortium);
4279                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4280                                    anqp->ip_addr_type_availability);
4281                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4282                                    anqp->nai_realm);
4283                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4284                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4285                                    anqp->domain_name);
4286 #ifdef CONFIG_HS20
4287                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4288                                    anqp->hs20_capability_list);
4289                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4290                                    anqp->hs20_operator_friendly_name);
4291                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4292                                    anqp->hs20_wan_metrics);
4293                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4294                                    anqp->hs20_connection_capability);
4295                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4296                                    anqp->hs20_operating_class);
4297                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4298                                    anqp->hs20_osu_providers_list);
4299 #endif /* CONFIG_HS20 */
4300
4301                 dl_list_for_each(elem, &anqp->anqp_elems,
4302                                  struct wpa_bss_anqp_elem, list) {
4303                         char title[20];
4304
4305                         os_snprintf(title, sizeof(title), "anqp[%u]",
4306                                     elem->infoid);
4307                         pos = anqp_add_hex(pos, end, title, elem->payload);
4308                 }
4309         }
4310 #endif /* CONFIG_INTERWORKING */
4311
4312 #ifdef CONFIG_MESH
4313         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4314                 ie = (const u8 *) (bss + 1);
4315                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4316                 if (ret < 0 || ret >= end - pos)
4317                         return 0;
4318                 pos += ret;
4319         }
4320 #endif /* CONFIG_MESH */
4321
4322         if (mask & WPA_BSS_MASK_SNR) {
4323                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4324                 if (os_snprintf_error(end - pos, ret))
4325                         return 0;
4326                 pos += ret;
4327         }
4328
4329         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4330                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4331                                   bss->est_throughput);
4332                 if (os_snprintf_error(end - pos, ret))
4333                         return 0;
4334                 pos += ret;
4335         }
4336
4337 #ifdef CONFIG_FST
4338         if (mask & WPA_BSS_MASK_FST) {
4339                 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4340                 if (ret < 0 || ret >= end - pos)
4341                         return 0;
4342                 pos += ret;
4343         }
4344 #endif /* CONFIG_FST */
4345
4346         if (mask & WPA_BSS_MASK_DELIM) {
4347                 ret = os_snprintf(pos, end - pos, "====\n");
4348                 if (os_snprintf_error(end - pos, ret))
4349                         return 0;
4350                 pos += ret;
4351         }
4352
4353         return pos - buf;
4354 }
4355
4356
4357 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4358                                          const char *cmd, char *buf,
4359                                          size_t buflen)
4360 {
4361         u8 bssid[ETH_ALEN];
4362         size_t i;
4363         struct wpa_bss *bss;
4364         struct wpa_bss *bsslast = NULL;
4365         struct dl_list *next;
4366         int ret = 0;
4367         int len;
4368         char *ctmp, *end = buf + buflen;
4369         unsigned long mask = WPA_BSS_MASK_ALL;
4370
4371         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4372                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4373                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4374                                             list_id);
4375                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4376                                                list_id);
4377                 } else { /* N1-N2 */
4378                         unsigned int id1, id2;
4379
4380                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4381                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4382                                            "format");
4383                                 return 0;
4384                         }
4385
4386                         if (*(cmd + 6) == '-')
4387                                 id1 = 0;
4388                         else
4389                                 id1 = atoi(cmd + 6);
4390                         ctmp++;
4391                         if (*ctmp >= '0' && *ctmp <= '9')
4392                                 id2 = atoi(ctmp);
4393                         else
4394                                 id2 = (unsigned int) -1;
4395                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4396                         if (id2 == (unsigned int) -1)
4397                                 bsslast = dl_list_last(&wpa_s->bss_id,
4398                                                        struct wpa_bss,
4399                                                        list_id);
4400                         else {
4401                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4402                                 if (bsslast == NULL && bss && id2 > id1) {
4403                                         struct wpa_bss *tmp = bss;
4404                                         for (;;) {
4405                                                 next = tmp->list_id.next;
4406                                                 if (next == &wpa_s->bss_id)
4407                                                         break;
4408                                                 tmp = dl_list_entry(
4409                                                         next, struct wpa_bss,
4410                                                         list_id);
4411                                                 if (tmp->id > id2)
4412                                                         break;
4413                                                 bsslast = tmp;
4414                                         }
4415                                 }
4416                         }
4417                 }
4418         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4419                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4420         else if (os_strncmp(cmd, "LAST", 4) == 0)
4421                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4422         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4423                 i = atoi(cmd + 3);
4424                 bss = wpa_bss_get_id(wpa_s, i);
4425         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4426                 i = atoi(cmd + 5);
4427                 bss = wpa_bss_get_id(wpa_s, i);
4428                 if (bss) {
4429                         next = bss->list_id.next;
4430                         if (next == &wpa_s->bss_id)
4431                                 bss = NULL;
4432                         else
4433                                 bss = dl_list_entry(next, struct wpa_bss,
4434                                                     list_id);
4435                 }
4436 #ifdef CONFIG_P2P
4437         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4438                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4439                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4440                 else
4441                         bss = NULL;
4442 #endif /* CONFIG_P2P */
4443         } else if (hwaddr_aton(cmd, bssid) == 0)
4444                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4445         else {
4446                 struct wpa_bss *tmp;
4447                 i = atoi(cmd);
4448                 bss = NULL;
4449                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4450                 {
4451                         if (i-- == 0) {
4452                                 bss = tmp;
4453                                 break;
4454                         }
4455                 }
4456         }
4457
4458         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4459                 mask = strtoul(ctmp + 5, NULL, 0x10);
4460                 if (mask == 0)
4461                         mask = WPA_BSS_MASK_ALL;
4462         }
4463
4464         if (bss == NULL)
4465                 return 0;
4466
4467         if (bsslast == NULL)
4468                 bsslast = bss;
4469         do {
4470                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4471                 ret += len;
4472                 buf += len;
4473                 buflen -= len;
4474                 if (bss == bsslast) {
4475                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4476                             (bss == dl_list_last(&wpa_s->bss_id,
4477                                                  struct wpa_bss, list_id))) {
4478                                 int res;
4479
4480                                 res = os_snprintf(buf - 5, end - buf + 5,
4481                                                   "####\n");
4482                                 if (os_snprintf_error(end - buf + 5, res)) {
4483                                         wpa_printf(MSG_DEBUG,
4484                                                    "Could not add end delim");
4485                                 }
4486                         }
4487                         break;
4488                 }
4489                 next = bss->list_id.next;
4490                 if (next == &wpa_s->bss_id)
4491                         break;
4492                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4493         } while (bss && len);
4494
4495         return ret;
4496 }
4497
4498
4499 static int wpa_supplicant_ctrl_iface_ap_scan(
4500         struct wpa_supplicant *wpa_s, char *cmd)
4501 {
4502         int ap_scan = atoi(cmd);
4503         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4504 }
4505
4506
4507 static int wpa_supplicant_ctrl_iface_scan_interval(
4508         struct wpa_supplicant *wpa_s, char *cmd)
4509 {
4510         int scan_int = atoi(cmd);
4511         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4512 }
4513
4514
4515 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4516         struct wpa_supplicant *wpa_s, char *cmd)
4517 {
4518         int expire_age = atoi(cmd);
4519         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4520 }
4521
4522
4523 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4524         struct wpa_supplicant *wpa_s, char *cmd)
4525 {
4526         int expire_count = atoi(cmd);
4527         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4528 }
4529
4530
4531 static void wpa_supplicant_ctrl_iface_bss_flush(
4532         struct wpa_supplicant *wpa_s, char *cmd)
4533 {
4534         int flush_age = atoi(cmd);
4535
4536         if (flush_age == 0)
4537                 wpa_bss_flush(wpa_s);
4538         else
4539                 wpa_bss_flush_by_age(wpa_s, flush_age);
4540 }
4541
4542
4543 #ifdef CONFIG_TESTING_OPTIONS
4544 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4545 {
4546         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4547         /* MLME-DELETEKEYS.request */
4548         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4549         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4550         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4551         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4552 #ifdef CONFIG_IEEE80211W
4553         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4554         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4555 #endif /* CONFIG_IEEE80211W */
4556
4557         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4558                         0);
4559         /* MLME-SETPROTECTION.request(None) */
4560         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4561                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4562                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4563         wpa_sm_drop_sa(wpa_s->wpa);
4564 }
4565 #endif /* CONFIG_TESTING_OPTIONS */
4566
4567
4568 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4569                                           char *addr)
4570 {
4571 #ifdef CONFIG_NO_SCAN_PROCESSING
4572         return -1;
4573 #else /* CONFIG_NO_SCAN_PROCESSING */
4574         u8 bssid[ETH_ALEN];
4575         struct wpa_bss *bss;
4576         struct wpa_ssid *ssid = wpa_s->current_ssid;
4577
4578         if (hwaddr_aton(addr, bssid)) {
4579                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4580                            "address '%s'", addr);
4581                 return -1;
4582         }
4583
4584         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4585
4586         if (!ssid) {
4587                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4588                            "configuration known for the target AP");
4589                 return -1;
4590         }
4591
4592         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4593         if (!bss) {
4594                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4595                            "from BSS table");
4596                 return -1;
4597         }
4598
4599         /*
4600          * TODO: Find best network configuration block from configuration to
4601          * allow roaming to other networks
4602          */
4603
4604         wpa_s->reassociate = 1;
4605         wpa_supplicant_connect(wpa_s, bss, ssid);
4606
4607         return 0;
4608 #endif /* CONFIG_NO_SCAN_PROCESSING */
4609 }
4610
4611
4612 #ifdef CONFIG_P2P
4613 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4614 {
4615         unsigned int timeout = atoi(cmd);
4616         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4617         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4618         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4619         char *pos;
4620         unsigned int search_delay;
4621         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4622         u8 seek_count = 0;
4623         int freq = 0;
4624
4625         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4626                 wpa_dbg(wpa_s, MSG_INFO,
4627                         "Reject P2P_FIND since interface is disabled");
4628                 return -1;
4629         }
4630         if (os_strstr(cmd, "type=social"))
4631                 type = P2P_FIND_ONLY_SOCIAL;
4632         else if (os_strstr(cmd, "type=progressive"))
4633                 type = P2P_FIND_PROGRESSIVE;
4634
4635         pos = os_strstr(cmd, "dev_id=");
4636         if (pos) {
4637                 pos += 7;
4638                 if (hwaddr_aton(pos, dev_id))
4639                         return -1;
4640                 _dev_id = dev_id;
4641         }
4642
4643         pos = os_strstr(cmd, "dev_type=");
4644         if (pos) {
4645                 pos += 9;
4646                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4647                         return -1;
4648                 _dev_type = dev_type;
4649         }
4650
4651         pos = os_strstr(cmd, "delay=");
4652         if (pos) {
4653                 pos += 6;
4654                 search_delay = atoi(pos);
4655         } else
4656                 search_delay = wpas_p2p_search_delay(wpa_s);
4657
4658         pos = os_strstr(cmd, "freq=");
4659         if (pos) {
4660                 pos += 5;
4661                 freq = atoi(pos);
4662                 if (freq <= 0)
4663                         return -1;
4664         }
4665
4666         /* Must be searched for last, because it adds nul termination */
4667         pos = os_strstr(cmd, " seek=");
4668         if (pos)
4669                 pos += 6;
4670         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4671                 char *term;
4672
4673                 _seek[seek_count++] = pos;
4674                 seek = _seek;
4675                 term = os_strchr(pos, ' ');
4676                 if (!term)
4677                         break;
4678                 *term = '\0';
4679                 pos = os_strstr(term + 1, "seek=");
4680                 if (pos)
4681                         pos += 5;
4682         }
4683         if (seek_count > P2P_MAX_QUERY_HASH) {
4684                 seek[0] = NULL;
4685                 seek_count = 1;
4686         }
4687
4688         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4689                              _dev_id, search_delay, seek_count, seek, freq);
4690 }
4691
4692
4693 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4694 {
4695         const char *last = NULL;
4696         const char *token;
4697         long int token_len;
4698         unsigned int i;
4699
4700         /* Expected predefined CPT names delimited by ':' */
4701         for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4702                 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4703                         wpa_printf(MSG_ERROR,
4704                                    "P2PS: CPT name list is too long, expected up to %d names",
4705                                    P2PS_FEATURE_CAPAB_CPT_MAX);
4706                         cpt[0] = 0;
4707                         return -1;
4708                 }
4709
4710                 token_len = last - token;
4711
4712                 if (token_len  == 3 &&
4713                     os_memcmp(token, "UDP", token_len) == 0) {
4714                         cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4715                 } else if (token_len == 3 &&
4716                            os_memcmp(token, "MAC", token_len) == 0) {
4717                         cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4718                 } else {
4719                         wpa_printf(MSG_ERROR,
4720                                    "P2PS: Unsupported CPT name '%s'", token);
4721                         cpt[0] = 0;
4722                         return -1;
4723                 }
4724
4725                 if (isblank((unsigned char) *last)) {
4726                         i++;
4727                         break;
4728                 }
4729         }
4730         cpt[i] = 0;
4731         return 0;
4732 }
4733
4734
4735 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4736 {
4737         struct p2ps_provision *p2ps_prov;
4738         char *pos;
4739         size_t info_len = 0;
4740         char *info = NULL;
4741         u8 role = P2PS_SETUP_NONE;
4742         long long unsigned val;
4743         int i;
4744
4745         pos = os_strstr(cmd, "info=");
4746         if (pos) {
4747                 pos += 5;
4748                 info_len = os_strlen(pos);
4749
4750                 if (info_len) {
4751                         info = os_malloc(info_len + 1);
4752                         if (info) {
4753                                 info_len = utf8_unescape(pos, info_len,
4754                                                          info, info_len + 1);
4755                         } else
4756                                 info_len = 0;
4757                 }
4758         }
4759
4760         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4761         if (p2ps_prov == NULL) {
4762                 os_free(info);
4763                 return NULL;
4764         }
4765
4766         if (info) {
4767                 os_memcpy(p2ps_prov->info, info, info_len);
4768                 p2ps_prov->info[info_len] = '\0';
4769                 os_free(info);
4770         }
4771
4772         pos = os_strstr(cmd, "status=");
4773         if (pos)
4774                 p2ps_prov->status = atoi(pos + 7);
4775         else
4776                 p2ps_prov->status = -1;
4777
4778         pos = os_strstr(cmd, "adv_id=");
4779         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4780                 goto invalid_args;
4781         p2ps_prov->adv_id = val;
4782
4783         pos = os_strstr(cmd, "method=");
4784         if (pos)
4785                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4786         else
4787                 p2ps_prov->method = 0;
4788
4789         pos = os_strstr(cmd, "session=");
4790         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4791                 goto invalid_args;
4792         p2ps_prov->session_id = val;
4793
4794         pos = os_strstr(cmd, "adv_mac=");
4795         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4796                 goto invalid_args;
4797
4798         pos = os_strstr(cmd, "session_mac=");
4799         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4800                 goto invalid_args;
4801
4802         pos = os_strstr(cmd, "cpt=");
4803         if (pos) {
4804                 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4805                                                  p2ps_prov->cpt_priority))
4806                         goto invalid_args;
4807         } else {
4808                 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4809         }
4810
4811         for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4812                 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4813
4814         /* force conncap with tstCap (no sanity checks) */
4815         pos = os_strstr(cmd, "tstCap=");
4816         if (pos) {
4817                 role = strtol(pos + 7, NULL, 16);
4818         } else {
4819                 pos = os_strstr(cmd, "role=");
4820                 if (pos) {
4821                         role = strtol(pos + 5, NULL, 16);
4822                         if (role != P2PS_SETUP_CLIENT &&
4823                             role != P2PS_SETUP_GROUP_OWNER)
4824                                 role = P2PS_SETUP_NONE;
4825                 }
4826         }
4827         p2ps_prov->role = role;
4828
4829         return p2ps_prov;
4830
4831 invalid_args:
4832         os_free(p2ps_prov);
4833         return NULL;
4834 }
4835
4836
4837 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4838 {
4839         u8 addr[ETH_ALEN];
4840         struct p2ps_provision *p2ps_prov;
4841         char *pos;
4842
4843         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4844
4845         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4846
4847         if (hwaddr_aton(cmd, addr))
4848                 return -1;
4849
4850         pos = cmd + 17;
4851         if (*pos != ' ')
4852                 return -1;
4853
4854         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4855         if (!p2ps_prov)
4856                 return -1;
4857
4858         if (p2ps_prov->status < 0) {
4859                 os_free(p2ps_prov);
4860                 return -1;
4861         }
4862
4863         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4864                                   p2ps_prov);
4865 }
4866
4867
4868 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4869 {
4870         u8 addr[ETH_ALEN];
4871         struct p2ps_provision *p2ps_prov;
4872         char *pos;
4873
4874         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4875          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4876          */
4877
4878         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4879         if (hwaddr_aton(cmd, addr))
4880                 return -1;
4881
4882         pos = cmd + 17;
4883         if (*pos != ' ')
4884                 return -1;
4885
4886         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4887         if (!p2ps_prov)
4888                 return -1;
4889
4890         p2ps_prov->pd_seeker = 1;
4891
4892         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4893                                   p2ps_prov);
4894 }
4895
4896
4897 static int parse_freq(int chwidth, int freq2)
4898 {
4899         if (freq2 < 0)
4900                 return -1;
4901         if (freq2)
4902                 return VHT_CHANWIDTH_80P80MHZ;
4903
4904         switch (chwidth) {
4905         case 0:
4906         case 20:
4907         case 40:
4908                 return VHT_CHANWIDTH_USE_HT;
4909         case 80:
4910                 return VHT_CHANWIDTH_80MHZ;
4911         case 160:
4912                 return VHT_CHANWIDTH_160MHZ;
4913         default:
4914                 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4915                            chwidth);
4916                 return -1;
4917         }
4918 }
4919
4920
4921 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4922                             char *buf, size_t buflen)
4923 {
4924         u8 addr[ETH_ALEN];
4925         char *pos, *pos2;
4926         char *pin = NULL;
4927         enum p2p_wps_method wps_method;
4928         int new_pin;
4929         int ret;
4930         int persistent_group, persistent_id = -1;
4931         int join;
4932         int auth;
4933         int automatic;
4934         int go_intent = -1;
4935         int freq = 0;
4936         int pd;
4937         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
4938         u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
4939         size_t group_ssid_len = 0;
4940
4941         if (!wpa_s->global->p2p_init_wpa_s)
4942                 return -1;
4943         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4944                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4945                         wpa_s->global->p2p_init_wpa_s->ifname);
4946                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4947         }
4948
4949         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4950          * [persistent|persistent=<network id>]
4951          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4952          * [ht40] [vht] [auto] [ssid=<hexdump>] */
4953
4954         if (hwaddr_aton(cmd, addr))
4955                 return -1;
4956
4957         pos = cmd + 17;
4958         if (*pos != ' ')
4959                 return -1;
4960         pos++;
4961
4962         persistent_group = os_strstr(pos, " persistent") != NULL;
4963         pos2 = os_strstr(pos, " persistent=");
4964         if (pos2) {
4965                 struct wpa_ssid *ssid;
4966                 persistent_id = atoi(pos2 + 12);
4967                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4968                 if (ssid == NULL || ssid->disabled != 2 ||
4969                     ssid->mode != WPAS_MODE_P2P_GO) {
4970                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4971                                    "SSID id=%d for persistent P2P group (GO)",
4972                                    persistent_id);
4973                         return -1;
4974                 }
4975         }
4976         join = os_strstr(pos, " join") != NULL;
4977         auth = os_strstr(pos, " auth") != NULL;
4978         automatic = os_strstr(pos, " auto") != NULL;
4979         pd = os_strstr(pos, " provdisc") != NULL;
4980         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4981         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4982                 vht;
4983
4984         pos2 = os_strstr(pos, " go_intent=");
4985         if (pos2) {
4986                 pos2 += 11;
4987                 go_intent = atoi(pos2);
4988                 if (go_intent < 0 || go_intent > 15)
4989                         return -1;
4990         }
4991
4992         pos2 = os_strstr(pos, " freq=");
4993         if (pos2) {
4994                 pos2 += 6;
4995                 freq = atoi(pos2);
4996                 if (freq <= 0)
4997                         return -1;
4998         }
4999
5000         pos2 = os_strstr(pos, " freq2=");
5001         if (pos2)
5002                 freq2 = atoi(pos2 + 7);
5003
5004         pos2 = os_strstr(pos, " max_oper_chwidth=");
5005         if (pos2)
5006                 chwidth = atoi(pos2 + 18);
5007
5008         max_oper_chwidth = parse_freq(chwidth, freq2);
5009         if (max_oper_chwidth < 0)
5010                 return -1;
5011
5012         pos2 = os_strstr(pos, " ssid=");
5013         if (pos2) {
5014                 char *end;
5015
5016                 pos2 += 6;
5017                 end = os_strchr(pos2, ' ');
5018                 if (!end)
5019                         group_ssid_len = os_strlen(pos2) / 2;
5020                 else
5021                         group_ssid_len = (end - pos2) / 2;
5022                 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5023                     hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5024                         return -1;
5025                 group_ssid = _group_ssid;
5026         }
5027
5028         if (os_strncmp(pos, "pin", 3) == 0) {
5029                 /* Request random PIN (to be displayed) and enable the PIN */
5030                 wps_method = WPS_PIN_DISPLAY;
5031         } else if (os_strncmp(pos, "pbc", 3) == 0) {
5032                 wps_method = WPS_PBC;
5033         } else {
5034                 pin = pos;
5035                 pos = os_strchr(pin, ' ');
5036                 wps_method = WPS_PIN_KEYPAD;
5037                 if (pos) {
5038                         *pos++ = '\0';
5039                         if (os_strncmp(pos, "display", 7) == 0)
5040                                 wps_method = WPS_PIN_DISPLAY;
5041                         else if (os_strncmp(pos, "p2ps", 4) == 0)
5042                                 wps_method = WPS_P2PS;
5043                 }
5044                 if (!wps_pin_str_valid(pin)) {
5045                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5046                         return 17;
5047                 }
5048         }
5049
5050         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5051                                    persistent_group, automatic, join,
5052                                    auth, go_intent, freq, freq2, persistent_id,
5053                                    pd, ht40, vht, max_oper_chwidth,
5054                                    group_ssid, group_ssid_len);
5055         if (new_pin == -2) {
5056                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5057                 return 25;
5058         }
5059         if (new_pin == -3) {
5060                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5061                 return 25;
5062         }
5063         if (new_pin < 0)
5064                 return -1;
5065         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5066                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5067                 if (os_snprintf_error(buflen, ret))
5068                         return -1;
5069                 return ret;
5070         }
5071
5072         os_memcpy(buf, "OK\n", 3);
5073         return 3;
5074 }
5075
5076
5077 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5078 {
5079         unsigned int timeout = atoi(cmd);
5080         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5081                 wpa_dbg(wpa_s, MSG_INFO,
5082                         "Reject P2P_LISTEN since interface is disabled");
5083                 return -1;
5084         }
5085         return wpas_p2p_listen(wpa_s, timeout);
5086 }
5087
5088
5089 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5090 {
5091         u8 addr[ETH_ALEN];
5092         char *pos;
5093         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5094
5095         /* <addr> <config method> [join|auto] */
5096
5097         if (hwaddr_aton(cmd, addr))
5098                 return -1;
5099
5100         pos = cmd + 17;
5101         if (*pos != ' ')
5102                 return -1;
5103         pos++;
5104
5105         if (os_strstr(pos, " join") != NULL)
5106                 use = WPAS_P2P_PD_FOR_JOIN;
5107         else if (os_strstr(pos, " auto") != NULL)
5108                 use = WPAS_P2P_PD_AUTO;
5109
5110         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5111 }
5112
5113
5114 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5115                               size_t buflen)
5116 {
5117         struct wpa_ssid *ssid = wpa_s->current_ssid;
5118
5119         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5120             ssid->passphrase == NULL)
5121                 return -1;
5122
5123         os_strlcpy(buf, ssid->passphrase, buflen);
5124         return os_strlen(buf);
5125 }
5126
5127
5128 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5129                                   char *buf, size_t buflen)
5130 {
5131         u64 ref;
5132         int res;
5133         u8 dst_buf[ETH_ALEN], *dst;
5134         struct wpabuf *tlvs;
5135         char *pos;
5136         size_t len;
5137
5138         if (hwaddr_aton(cmd, dst_buf))
5139                 return -1;
5140         dst = dst_buf;
5141         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5142             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5143                 dst = NULL;
5144         pos = cmd + 17;
5145         if (*pos != ' ')
5146                 return -1;
5147         pos++;
5148
5149         if (os_strncmp(pos, "upnp ", 5) == 0) {
5150                 u8 version;
5151                 pos += 5;
5152                 if (hexstr2bin(pos, &version, 1) < 0)
5153                         return -1;
5154                 pos += 2;
5155                 if (*pos != ' ')
5156                         return -1;
5157                 pos++;
5158                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5159 #ifdef CONFIG_WIFI_DISPLAY
5160         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5161                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5162 #endif /* CONFIG_WIFI_DISPLAY */
5163         } else if (os_strncmp(pos, "asp ", 4) == 0) {
5164                 char *svc_str;
5165                 char *svc_info = NULL;
5166                 u32 id;
5167
5168                 pos += 4;
5169                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5170                         return -1;
5171
5172                 pos = os_strchr(pos, ' ');
5173                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5174                         return -1;
5175
5176                 svc_str = pos + 1;
5177
5178                 pos = os_strchr(svc_str, ' ');
5179
5180                 if (pos)
5181                         *pos++ = '\0';
5182
5183                 /* All remaining data is the svc_info string */
5184                 if (pos && pos[0] && pos[0] != ' ') {
5185                         len = os_strlen(pos);
5186
5187                         /* Unescape in place */
5188                         len = utf8_unescape(pos, len, pos, len);
5189                         if (len > 0xff)
5190                                 return -1;
5191
5192                         svc_info = pos;
5193                 }
5194
5195                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5196                                               svc_str, svc_info);
5197         } else {
5198                 len = os_strlen(pos);
5199                 if (len & 1)
5200                         return -1;
5201                 len /= 2;
5202                 tlvs = wpabuf_alloc(len);
5203                 if (tlvs == NULL)
5204                         return -1;
5205                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5206                         wpabuf_free(tlvs);
5207                         return -1;
5208                 }
5209
5210                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5211                 wpabuf_free(tlvs);
5212         }
5213         if (ref == 0)
5214                 return -1;
5215         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5216         if (os_snprintf_error(buflen, res))
5217                 return -1;
5218         return res;
5219 }
5220
5221
5222 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5223                                          char *cmd)
5224 {
5225         long long unsigned val;
5226         u64 req;
5227         if (sscanf(cmd, "%llx", &val) != 1)
5228                 return -1;
5229         req = val;
5230         return wpas_p2p_sd_cancel_request(wpa_s, req);
5231 }
5232
5233
5234 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5235 {
5236         int freq;
5237         u8 dst[ETH_ALEN];
5238         u8 dialog_token;
5239         struct wpabuf *resp_tlvs;
5240         char *pos, *pos2;
5241         size_t len;
5242
5243         pos = os_strchr(cmd, ' ');
5244         if (pos == NULL)
5245                 return -1;
5246         *pos++ = '\0';
5247         freq = atoi(cmd);
5248         if (freq == 0)
5249                 return -1;
5250
5251         if (hwaddr_aton(pos, dst))
5252                 return -1;
5253         pos += 17;
5254         if (*pos != ' ')
5255                 return -1;
5256         pos++;
5257
5258         pos2 = os_strchr(pos, ' ');
5259         if (pos2 == NULL)
5260                 return -1;
5261         *pos2++ = '\0';
5262         dialog_token = atoi(pos);
5263
5264         len = os_strlen(pos2);
5265         if (len & 1)
5266                 return -1;
5267         len /= 2;
5268         resp_tlvs = wpabuf_alloc(len);
5269         if (resp_tlvs == NULL)
5270                 return -1;
5271         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5272                 wpabuf_free(resp_tlvs);
5273                 return -1;
5274         }
5275
5276         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5277         wpabuf_free(resp_tlvs);
5278         return 0;
5279 }
5280
5281
5282 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5283                                        char *cmd)
5284 {
5285         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5286                 return -1;
5287         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5288         return 0;
5289 }
5290
5291
5292 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5293                                         char *cmd)
5294 {
5295         char *pos;
5296         size_t len;
5297         struct wpabuf *query, *resp;
5298
5299         pos = os_strchr(cmd, ' ');
5300         if (pos == NULL)
5301                 return -1;
5302         *pos++ = '\0';
5303
5304         len = os_strlen(cmd);
5305         if (len & 1)
5306                 return -1;
5307         len /= 2;
5308         query = wpabuf_alloc(len);
5309         if (query == NULL)
5310                 return -1;
5311         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5312                 wpabuf_free(query);
5313                 return -1;
5314         }
5315
5316         len = os_strlen(pos);
5317         if (len & 1) {
5318                 wpabuf_free(query);
5319                 return -1;
5320         }
5321         len /= 2;
5322         resp = wpabuf_alloc(len);
5323         if (resp == NULL) {
5324                 wpabuf_free(query);
5325                 return -1;
5326         }
5327         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5328                 wpabuf_free(query);
5329                 wpabuf_free(resp);
5330                 return -1;
5331         }
5332
5333         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5334                 wpabuf_free(query);
5335                 wpabuf_free(resp);
5336                 return -1;
5337         }
5338         return 0;
5339 }
5340
5341
5342 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5343 {
5344         char *pos;
5345         u8 version;
5346
5347         pos = os_strchr(cmd, ' ');
5348         if (pos == NULL)
5349                 return -1;
5350         *pos++ = '\0';
5351
5352         if (hexstr2bin(cmd, &version, 1) < 0)
5353                 return -1;
5354
5355         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5356 }
5357
5358
5359 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5360                                     u8 replace, char *cmd)
5361 {
5362         char *pos;
5363         char *adv_str;
5364         u32 auto_accept, adv_id, svc_state, config_methods;
5365         char *svc_info = NULL;
5366         char *cpt_prio_str;
5367         u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5368
5369         pos = os_strchr(cmd, ' ');
5370         if (pos == NULL)
5371                 return -1;
5372         *pos++ = '\0';
5373
5374         /* Auto-Accept value is mandatory, and must be one of the
5375          * single values (0, 1, 2, 4) */
5376         auto_accept = atoi(cmd);
5377         switch (auto_accept) {
5378         case P2PS_SETUP_NONE: /* No auto-accept */
5379         case P2PS_SETUP_NEW:
5380         case P2PS_SETUP_CLIENT:
5381         case P2PS_SETUP_GROUP_OWNER:
5382                 break;
5383         default:
5384                 return -1;
5385         }
5386
5387         /* Advertisement ID is mandatory */
5388         cmd = pos;
5389         pos = os_strchr(cmd, ' ');
5390         if (pos == NULL)
5391                 return -1;
5392         *pos++ = '\0';
5393
5394         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5395         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5396                 return -1;
5397
5398         /* Only allow replacements if exist, and adds if not */
5399         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5400                 if (!replace)
5401                         return -1;
5402         } else {
5403                 if (replace)
5404                         return -1;
5405         }
5406
5407         /* svc_state between 0 - 0xff is mandatory */
5408         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5409                 return -1;
5410
5411         pos = os_strchr(pos, ' ');
5412         if (pos == NULL)
5413                 return -1;
5414
5415         /* config_methods is mandatory */
5416         pos++;
5417         if (sscanf(pos, "%x", &config_methods) != 1)
5418                 return -1;
5419
5420         if (!(config_methods &
5421               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5422                 return -1;
5423
5424         pos = os_strchr(pos, ' ');
5425         if (pos == NULL)
5426                 return -1;
5427
5428         pos++;
5429         adv_str = pos;
5430
5431         /* Advertisement string is mandatory */
5432         if (!pos[0] || pos[0] == ' ')
5433                 return -1;
5434
5435         /* Terminate svc string */
5436         pos = os_strchr(pos, ' ');
5437         if (pos != NULL)
5438                 *pos++ = '\0';
5439
5440         cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5441         if (cpt_prio_str) {
5442                 pos = os_strchr(pos, ' ');
5443                 if (pos != NULL)
5444                         *pos++ = '\0';
5445
5446                 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5447                         return -1;
5448         } else {
5449                 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5450                 cpt_prio[1] = 0;
5451         }
5452
5453         /* Service and Response Information are optional */
5454         if (pos && pos[0]) {
5455                 size_t len;
5456
5457                 /* Note the bare ' included, which cannot exist legally
5458                  * in unescaped string. */
5459                 svc_info = os_strstr(pos, "svc_info='");
5460
5461                 if (svc_info) {
5462                         svc_info += 9;
5463                         len = os_strlen(svc_info);
5464                         utf8_unescape(svc_info, len, svc_info, len);
5465                 }
5466         }
5467
5468         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5469                                         (u8) svc_state, (u16) config_methods,
5470                                         svc_info, cpt_prio);
5471 }
5472
5473
5474 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5475 {
5476         char *pos;
5477
5478         pos = os_strchr(cmd, ' ');
5479         if (pos == NULL)
5480                 return -1;
5481         *pos++ = '\0';
5482
5483         if (os_strcmp(cmd, "bonjour") == 0)
5484                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5485         if (os_strcmp(cmd, "upnp") == 0)
5486                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5487         if (os_strcmp(cmd, "asp") == 0)
5488                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5489         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5490         return -1;
5491 }
5492
5493
5494 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5495                                         char *cmd)
5496 {
5497         size_t len;
5498         struct wpabuf *query;
5499         int ret;
5500
5501         len = os_strlen(cmd);
5502         if (len & 1)
5503                 return -1;
5504         len /= 2;
5505         query = wpabuf_alloc(len);
5506         if (query == NULL)
5507                 return -1;
5508         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5509                 wpabuf_free(query);
5510                 return -1;
5511         }
5512
5513         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5514         wpabuf_free(query);
5515         return ret;
5516 }
5517
5518
5519 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5520 {
5521         char *pos;
5522         u8 version;
5523
5524         pos = os_strchr(cmd, ' ');
5525         if (pos == NULL)
5526                 return -1;
5527         *pos++ = '\0';
5528
5529         if (hexstr2bin(cmd, &version, 1) < 0)
5530                 return -1;
5531
5532         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5533 }
5534
5535
5536 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5537 {
5538         u32 adv_id;
5539
5540         if (os_strcmp(cmd, "all") == 0) {
5541                 wpas_p2p_service_flush_asp(wpa_s);
5542                 return 0;
5543         }
5544
5545         if (sscanf(cmd, "%x", &adv_id) != 1)
5546                 return -1;
5547
5548         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5549 }
5550
5551
5552 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5553 {
5554         char *pos;
5555
5556         pos = os_strchr(cmd, ' ');
5557         if (pos == NULL)
5558                 return -1;
5559         *pos++ = '\0';
5560
5561         if (os_strcmp(cmd, "bonjour") == 0)
5562                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5563         if (os_strcmp(cmd, "upnp") == 0)
5564                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5565         if (os_strcmp(cmd, "asp") == 0)
5566                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5567         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5568         return -1;
5569 }
5570
5571
5572 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5573 {
5574         char *pos;
5575
5576         pos = os_strchr(cmd, ' ');
5577         if (pos == NULL)
5578                 return -1;
5579         *pos++ = '\0';
5580
5581         if (os_strcmp(cmd, "asp") == 0)
5582                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5583
5584         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5585         return -1;
5586 }
5587
5588
5589 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5590 {
5591         u8 addr[ETH_ALEN];
5592
5593         /* <addr> */
5594
5595         if (hwaddr_aton(cmd, addr))
5596                 return -1;
5597
5598         return wpas_p2p_reject(wpa_s, addr);
5599 }
5600
5601
5602 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5603 {
5604         char *pos;
5605         int id;
5606         struct wpa_ssid *ssid;
5607         u8 *_peer = NULL, peer[ETH_ALEN];
5608         int freq = 0, pref_freq = 0;
5609         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5610
5611         id = atoi(cmd);
5612         pos = os_strstr(cmd, " peer=");
5613         if (pos) {
5614                 pos += 6;
5615                 if (hwaddr_aton(pos, peer))
5616                         return -1;
5617                 _peer = peer;
5618         }
5619         ssid = wpa_config_get_network(wpa_s->conf, id);
5620         if (ssid == NULL || ssid->disabled != 2) {
5621                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5622                            "for persistent P2P group",
5623                            id);
5624                 return -1;
5625         }
5626
5627         pos = os_strstr(cmd, " freq=");
5628         if (pos) {
5629                 pos += 6;
5630                 freq = atoi(pos);
5631                 if (freq <= 0)
5632                         return -1;
5633         }
5634
5635         pos = os_strstr(cmd, " pref=");
5636         if (pos) {
5637                 pos += 6;
5638                 pref_freq = atoi(pos);
5639                 if (pref_freq <= 0)
5640                         return -1;
5641         }
5642
5643         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5644         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5645                 vht;
5646
5647         pos = os_strstr(cmd, "freq2=");
5648         if (pos)
5649                 freq2 = atoi(pos + 6);
5650
5651         pos = os_strstr(cmd, " max_oper_chwidth=");
5652         if (pos)
5653                 chwidth = atoi(pos + 18);
5654
5655         max_oper_chwidth = parse_freq(chwidth, freq2);
5656         if (max_oper_chwidth < 0)
5657                 return -1;
5658
5659         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5660                                max_oper_chwidth, pref_freq);
5661 }
5662
5663
5664 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5665 {
5666         char *pos;
5667         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5668
5669         pos = os_strstr(cmd, " peer=");
5670         if (!pos)
5671                 return -1;
5672
5673         *pos = '\0';
5674         pos += 6;
5675         if (hwaddr_aton(pos, peer)) {
5676                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5677                 return -1;
5678         }
5679
5680         pos = os_strstr(pos, " go_dev_addr=");
5681         if (pos) {
5682                 pos += 13;
5683                 if (hwaddr_aton(pos, go_dev_addr)) {
5684                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5685                                    pos);
5686                         return -1;
5687                 }
5688                 go_dev = go_dev_addr;
5689         }
5690
5691         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5692 }
5693
5694
5695 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5696 {
5697         if (os_strncmp(cmd, "persistent=", 11) == 0)
5698                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5699         if (os_strncmp(cmd, "group=", 6) == 0)
5700                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5701
5702         return -1;
5703 }
5704
5705
5706 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5707                                          int id, int freq, int vht_center_freq2,
5708                                          int ht40, int vht, int vht_chwidth)
5709 {
5710         struct wpa_ssid *ssid;
5711
5712         ssid = wpa_config_get_network(wpa_s->conf, id);
5713         if (ssid == NULL || ssid->disabled != 2) {
5714                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5715                            "for persistent P2P group",
5716                            id);
5717                 return -1;
5718         }
5719
5720         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5721                                              vht_center_freq2, 0, ht40, vht,
5722                                              vht_chwidth, NULL, 0, 0);
5723 }
5724
5725
5726 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5727 {
5728         int freq = 0, persistent = 0, group_id = -1;
5729         int vht = wpa_s->conf->p2p_go_vht;
5730         int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5731         int max_oper_chwidth, chwidth = 0, freq2 = 0;
5732         char *token, *context = NULL;
5733
5734         while ((token = str_token(cmd, " ", &context))) {
5735                 if (sscanf(token, "freq=%d", &freq) == 1 ||
5736                     sscanf(token, "freq2=%d", &freq2) == 1 ||
5737                     sscanf(token, "persistent=%d", &group_id) == 1 ||
5738                     sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5739                         continue;
5740                 } else if (os_strcmp(token, "ht40") == 0) {
5741                         ht40 = 1;
5742                 } else if (os_strcmp(token, "vht") == 0) {
5743                         vht = 1;
5744                         ht40 = 1;
5745                 } else if (os_strcmp(token, "persistent") == 0) {
5746                         persistent = 1;
5747                 } else {
5748                         wpa_printf(MSG_DEBUG,
5749                                    "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5750                                    token);
5751                         return -1;
5752                 }
5753         }
5754
5755         max_oper_chwidth = parse_freq(chwidth, freq2);
5756         if (max_oper_chwidth < 0)
5757                 return -1;
5758
5759         if (group_id >= 0)
5760                 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5761                                                      freq, freq2, ht40, vht,
5762                                                      max_oper_chwidth);
5763
5764         return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5765                                   max_oper_chwidth);
5766 }
5767
5768
5769 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5770                          char *buf, size_t buflen)
5771 {
5772         u8 addr[ETH_ALEN], *addr_ptr;
5773         int next, res;
5774         const struct p2p_peer_info *info;
5775         char *pos, *end;
5776         char devtype[WPS_DEV_TYPE_BUFSIZE];
5777         struct wpa_ssid *ssid;
5778         size_t i;
5779
5780         if (!wpa_s->global->p2p)
5781                 return -1;
5782
5783         if (os_strcmp(cmd, "FIRST") == 0) {
5784                 addr_ptr = NULL;
5785                 next = 0;
5786         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5787                 if (hwaddr_aton(cmd + 5, addr) < 0)
5788                         return -1;
5789                 addr_ptr = addr;
5790                 next = 1;
5791         } else {
5792                 if (hwaddr_aton(cmd, addr) < 0)
5793                         return -1;
5794                 addr_ptr = addr;
5795                 next = 0;
5796         }
5797
5798         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5799         if (info == NULL)
5800                 return -1;
5801
5802         pos = buf;
5803         end = buf + buflen;
5804
5805         res = os_snprintf(pos, end - pos, MACSTR "\n"
5806                           "pri_dev_type=%s\n"
5807                           "device_name=%s\n"
5808                           "manufacturer=%s\n"
5809                           "model_name=%s\n"
5810                           "model_number=%s\n"
5811                           "serial_number=%s\n"
5812                           "config_methods=0x%x\n"
5813                           "dev_capab=0x%x\n"
5814                           "group_capab=0x%x\n"
5815                           "level=%d\n",
5816                           MAC2STR(info->p2p_device_addr),
5817                           wps_dev_type_bin2str(info->pri_dev_type,
5818                                                devtype, sizeof(devtype)),
5819                           info->device_name,
5820                           info->manufacturer,
5821                           info->model_name,
5822                           info->model_number,
5823                           info->serial_number,
5824                           info->config_methods,
5825                           info->dev_capab,
5826                           info->group_capab,
5827                           info->level);
5828         if (os_snprintf_error(end - pos, res))
5829                 return pos - buf;
5830         pos += res;
5831
5832         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5833         {
5834                 const u8 *t;
5835                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5836                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5837                                   wps_dev_type_bin2str(t, devtype,
5838                                                        sizeof(devtype)));
5839                 if (os_snprintf_error(end - pos, res))
5840                         return pos - buf;
5841                 pos += res;
5842         }
5843
5844         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5845         if (ssid) {
5846                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5847                 if (os_snprintf_error(end - pos, res))
5848                         return pos - buf;
5849                 pos += res;
5850         }
5851
5852         res = p2p_get_peer_info_txt(info, pos, end - pos);
5853         if (res < 0)
5854                 return pos - buf;
5855         pos += res;
5856
5857         if (info->vendor_elems) {
5858                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5859                 if (os_snprintf_error(end - pos, res))
5860                         return pos - buf;
5861                 pos += res;
5862
5863                 pos += wpa_snprintf_hex(pos, end - pos,
5864                                         wpabuf_head(info->vendor_elems),
5865                                         wpabuf_len(info->vendor_elems));
5866
5867                 res = os_snprintf(pos, end - pos, "\n");
5868                 if (os_snprintf_error(end - pos, res))
5869                         return pos - buf;
5870                 pos += res;
5871         }
5872
5873         return pos - buf;
5874 }
5875
5876
5877 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5878                                   const char *param)
5879 {
5880         unsigned int i;
5881
5882         if (wpa_s->global->p2p == NULL)
5883                 return -1;
5884
5885         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5886                 return -1;
5887
5888         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5889                 struct wpa_freq_range *freq;
5890                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5891                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5892                            freq->min, freq->max);
5893         }
5894
5895         wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5896         return 0;
5897 }
5898
5899
5900 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5901 {
5902         char *param;
5903
5904         if (wpa_s->global->p2p == NULL)
5905                 return -1;
5906
5907         param = os_strchr(cmd, ' ');
5908         if (param == NULL)
5909                 return -1;
5910         *param++ = '\0';
5911
5912         if (os_strcmp(cmd, "discoverability") == 0) {
5913                 p2p_set_client_discoverability(wpa_s->global->p2p,
5914                                                atoi(param));
5915                 return 0;
5916         }
5917
5918         if (os_strcmp(cmd, "managed") == 0) {
5919                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5920                 return 0;
5921         }
5922
5923         if (os_strcmp(cmd, "listen_channel") == 0) {
5924                 char *pos;
5925                 u8 channel, op_class;
5926
5927                 channel = atoi(param);
5928                 pos = os_strchr(param, ' ');
5929                 op_class = pos ? atoi(pos) : 81;
5930
5931                 return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
5932                                               channel, 1);
5933         }
5934
5935         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5936                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5937                                             os_strlen(param));
5938         }
5939
5940         if (os_strcmp(cmd, "noa") == 0) {
5941                 char *pos;
5942                 int count, start, duration;
5943                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5944                 count = atoi(param);
5945                 pos = os_strchr(param, ',');
5946                 if (pos == NULL)
5947                         return -1;
5948                 pos++;
5949                 start = atoi(pos);
5950                 pos = os_strchr(pos, ',');
5951                 if (pos == NULL)
5952                         return -1;
5953                 pos++;
5954                 duration = atoi(pos);
5955                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5956                         return -1;
5957                 if (count == 0 && duration > 0)
5958                         return -1;
5959                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5960                            "start=%d duration=%d", count, start, duration);
5961                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5962         }
5963
5964         if (os_strcmp(cmd, "ps") == 0)
5965                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5966
5967         if (os_strcmp(cmd, "oppps") == 0)
5968                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5969
5970         if (os_strcmp(cmd, "ctwindow") == 0)
5971                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5972
5973         if (os_strcmp(cmd, "disabled") == 0) {
5974                 wpa_s->global->p2p_disabled = atoi(param);
5975                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5976                            wpa_s->global->p2p_disabled ?
5977                            "disabled" : "enabled");
5978                 if (wpa_s->global->p2p_disabled) {
5979                         wpas_p2p_stop_find(wpa_s);
5980                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5981                         p2p_flush(wpa_s->global->p2p);
5982                 }
5983                 return 0;
5984         }
5985
5986         if (os_strcmp(cmd, "conc_pref") == 0) {
5987                 if (os_strcmp(param, "sta") == 0)
5988                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5989                 else if (os_strcmp(param, "p2p") == 0)
5990                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5991                 else {
5992                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5993                         return -1;
5994                 }
5995                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5996                            "%s", param);
5997                 return 0;
5998         }
5999
6000         if (os_strcmp(cmd, "force_long_sd") == 0) {
6001                 wpa_s->force_long_sd = atoi(param);
6002                 return 0;
6003         }
6004
6005         if (os_strcmp(cmd, "peer_filter") == 0) {
6006                 u8 addr[ETH_ALEN];
6007                 if (hwaddr_aton(param, addr))
6008                         return -1;
6009                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6010                 return 0;
6011         }
6012
6013         if (os_strcmp(cmd, "cross_connect") == 0)
6014                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6015
6016         if (os_strcmp(cmd, "go_apsd") == 0) {
6017                 if (os_strcmp(param, "disable") == 0)
6018                         wpa_s->set_ap_uapsd = 0;
6019                 else {
6020                         wpa_s->set_ap_uapsd = 1;
6021                         wpa_s->ap_uapsd = atoi(param);
6022                 }
6023                 return 0;
6024         }
6025
6026         if (os_strcmp(cmd, "client_apsd") == 0) {
6027                 if (os_strcmp(param, "disable") == 0)
6028                         wpa_s->set_sta_uapsd = 0;
6029                 else {
6030                         int be, bk, vi, vo;
6031                         char *pos;
6032                         /* format: BE,BK,VI,VO;max SP Length */
6033                         be = atoi(param);
6034                         pos = os_strchr(param, ',');
6035                         if (pos == NULL)
6036                                 return -1;
6037                         pos++;
6038                         bk = atoi(pos);
6039                         pos = os_strchr(pos, ',');
6040                         if (pos == NULL)
6041                                 return -1;
6042                         pos++;
6043                         vi = atoi(pos);
6044                         pos = os_strchr(pos, ',');
6045                         if (pos == NULL)
6046                                 return -1;
6047                         pos++;
6048                         vo = atoi(pos);
6049                         /* ignore max SP Length for now */
6050
6051                         wpa_s->set_sta_uapsd = 1;
6052                         wpa_s->sta_uapsd = 0;
6053                         if (be)
6054                                 wpa_s->sta_uapsd |= BIT(0);
6055                         if (bk)
6056                                 wpa_s->sta_uapsd |= BIT(1);
6057                         if (vi)
6058                                 wpa_s->sta_uapsd |= BIT(2);
6059                         if (vo)
6060                                 wpa_s->sta_uapsd |= BIT(3);
6061                 }
6062                 return 0;
6063         }
6064
6065         if (os_strcmp(cmd, "disallow_freq") == 0)
6066                 return p2p_ctrl_disallow_freq(wpa_s, param);
6067
6068         if (os_strcmp(cmd, "disc_int") == 0) {
6069                 int min_disc_int, max_disc_int, max_disc_tu;
6070                 char *pos;
6071
6072                 pos = param;
6073
6074                 min_disc_int = atoi(pos);
6075                 pos = os_strchr(pos, ' ');
6076                 if (pos == NULL)
6077                         return -1;
6078                 *pos++ = '\0';
6079
6080                 max_disc_int = atoi(pos);
6081                 pos = os_strchr(pos, ' ');
6082                 if (pos == NULL)
6083                         return -1;
6084                 *pos++ = '\0';
6085
6086                 max_disc_tu = atoi(pos);
6087
6088                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6089                                         max_disc_int, max_disc_tu);
6090         }
6091
6092         if (os_strcmp(cmd, "per_sta_psk") == 0) {
6093                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6094                 return 0;
6095         }
6096
6097 #ifdef CONFIG_WPS_NFC
6098         if (os_strcmp(cmd, "nfc_tag") == 0)
6099                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6100 #endif /* CONFIG_WPS_NFC */
6101
6102         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6103                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6104                 return 0;
6105         }
6106
6107         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6108                    cmd);
6109
6110         return -1;
6111 }
6112
6113
6114 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6115 {
6116         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6117         wpa_s->force_long_sd = 0;
6118         wpas_p2p_stop_find(wpa_s);
6119         wpa_s->parent->p2ps_method_config_any = 0;
6120         if (wpa_s->global->p2p)
6121                 p2p_flush(wpa_s->global->p2p);
6122 }
6123
6124
6125 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6126 {
6127         char *pos, *pos2;
6128         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6129
6130         if (cmd[0]) {
6131                 pos = os_strchr(cmd, ' ');
6132                 if (pos == NULL)
6133                         return -1;
6134                 *pos++ = '\0';
6135                 dur1 = atoi(cmd);
6136
6137                 pos2 = os_strchr(pos, ' ');
6138                 if (pos2)
6139                         *pos2++ = '\0';
6140                 int1 = atoi(pos);
6141         } else
6142                 pos2 = NULL;
6143
6144         if (pos2) {
6145                 pos = os_strchr(pos2, ' ');
6146                 if (pos == NULL)
6147                         return -1;
6148                 *pos++ = '\0';
6149                 dur2 = atoi(pos2);
6150                 int2 = atoi(pos);
6151         }
6152
6153         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6154 }
6155
6156
6157 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6158 {
6159         char *pos;
6160         unsigned int period = 0, interval = 0;
6161
6162         if (cmd[0]) {
6163                 pos = os_strchr(cmd, ' ');
6164                 if (pos == NULL)
6165                         return -1;
6166                 *pos++ = '\0';
6167                 period = atoi(cmd);
6168                 interval = atoi(pos);
6169         }
6170
6171         return wpas_p2p_ext_listen(wpa_s, period, interval);
6172 }
6173
6174
6175 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6176 {
6177         const char *pos;
6178         u8 peer[ETH_ALEN];
6179         int iface_addr = 0;
6180
6181         pos = cmd;
6182         if (os_strncmp(pos, "iface=", 6) == 0) {
6183                 iface_addr = 1;
6184                 pos += 6;
6185         }
6186         if (hwaddr_aton(pos, peer))
6187                 return -1;
6188
6189         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6190         return 0;
6191 }
6192
6193 #endif /* CONFIG_P2P */
6194
6195
6196 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6197 {
6198         struct wpa_freq_range_list ranges;
6199         int *freqs = NULL;
6200         struct hostapd_hw_modes *mode;
6201         u16 i;
6202
6203         if (wpa_s->hw.modes == NULL)
6204                 return NULL;
6205
6206         os_memset(&ranges, 0, sizeof(ranges));
6207         if (freq_range_list_parse(&ranges, val) < 0)
6208                 return NULL;
6209
6210         for (i = 0; i < wpa_s->hw.num_modes; i++) {
6211                 int j;
6212
6213                 mode = &wpa_s->hw.modes[i];
6214                 for (j = 0; j < mode->num_channels; j++) {
6215                         unsigned int freq;
6216
6217                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6218                                 continue;
6219
6220                         freq = mode->channels[j].freq;
6221                         if (!freq_range_list_includes(&ranges, freq))
6222                                 continue;
6223
6224                         int_array_add_unique(&freqs, freq);
6225                 }
6226         }
6227
6228         os_free(ranges.range);
6229         return freqs;
6230 }
6231
6232
6233 #ifdef CONFIG_INTERWORKING
6234
6235 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6236 {
6237         int auto_sel = 0;
6238         int *freqs = NULL;
6239
6240         if (param) {
6241                 char *pos;
6242
6243                 auto_sel = os_strstr(param, "auto") != NULL;
6244
6245                 pos = os_strstr(param, "freq=");
6246                 if (pos) {
6247                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6248                         if (freqs == NULL)
6249                                 return -1;
6250                 }
6251
6252         }
6253
6254         return interworking_select(wpa_s, auto_sel, freqs);
6255 }
6256
6257
6258 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6259                                      int only_add)
6260 {
6261         u8 bssid[ETH_ALEN];
6262         struct wpa_bss *bss;
6263
6264         if (hwaddr_aton(dst, bssid)) {
6265                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6266                 return -1;
6267         }
6268
6269         bss = wpa_bss_get_bssid(wpa_s, bssid);
6270         if (bss == NULL) {
6271                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6272                            MAC2STR(bssid));
6273                 return -1;
6274         }
6275
6276         if (bss->ssid_len == 0) {
6277                 int found = 0;
6278
6279                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6280                            " does not have SSID information", MAC2STR(bssid));
6281
6282                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6283                                          list) {
6284                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6285                             bss->ssid_len > 0) {
6286                                 found = 1;
6287                                 break;
6288                         }
6289                 }
6290
6291                 if (!found)
6292                         return -1;
6293                 wpa_printf(MSG_DEBUG,
6294                            "Found another matching BSS entry with SSID");
6295         }
6296
6297         return interworking_connect(wpa_s, bss, only_add);
6298 }
6299
6300
6301 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6302 {
6303         u8 dst_addr[ETH_ALEN];
6304         int used;
6305         char *pos;
6306 #define MAX_ANQP_INFO_ID 100
6307         u16 id[MAX_ANQP_INFO_ID];
6308         size_t num_id = 0;
6309         u32 subtypes = 0;
6310
6311         used = hwaddr_aton2(dst, dst_addr);
6312         if (used < 0)
6313                 return -1;
6314         pos = dst + used;
6315         if (*pos == ' ')
6316                 pos++;
6317         while (num_id < MAX_ANQP_INFO_ID) {
6318                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6319 #ifdef CONFIG_HS20
6320                         int num = atoi(pos + 5);
6321                         if (num <= 0 || num > 31)
6322                                 return -1;
6323                         subtypes |= BIT(num);
6324 #else /* CONFIG_HS20 */
6325                         return -1;
6326 #endif /* CONFIG_HS20 */
6327                 } else {
6328                         id[num_id] = atoi(pos);
6329                         if (id[num_id])
6330                                 num_id++;
6331                 }
6332                 pos = os_strchr(pos + 1, ',');
6333                 if (pos == NULL)
6334                         break;
6335                 pos++;
6336         }
6337
6338         if (num_id == 0)
6339                 return -1;
6340
6341         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6342 }
6343
6344
6345 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6346 {
6347         u8 dst_addr[ETH_ALEN];
6348         struct wpabuf *advproto, *query = NULL;
6349         int used, ret = -1;
6350         char *pos, *end;
6351         size_t len;
6352
6353         used = hwaddr_aton2(cmd, dst_addr);
6354         if (used < 0)
6355                 return -1;
6356
6357         pos = cmd + used;
6358         while (*pos == ' ')
6359                 pos++;
6360
6361         /* Advertisement Protocol ID */
6362         end = os_strchr(pos, ' ');
6363         if (end)
6364                 len = end - pos;
6365         else
6366                 len = os_strlen(pos);
6367         if (len & 0x01)
6368                 return -1;
6369         len /= 2;
6370         if (len == 0)
6371                 return -1;
6372         advproto = wpabuf_alloc(len);
6373         if (advproto == NULL)
6374                 return -1;
6375         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6376                 goto fail;
6377
6378         if (end) {
6379                 /* Optional Query Request */
6380                 pos = end + 1;
6381                 while (*pos == ' ')
6382                         pos++;
6383
6384                 len = os_strlen(pos);
6385                 if (len) {
6386                         if (len & 0x01)
6387                                 goto fail;
6388                         len /= 2;
6389                         if (len == 0)
6390                                 goto fail;
6391                         query = wpabuf_alloc(len);
6392                         if (query == NULL)
6393                                 goto fail;
6394                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6395                                 goto fail;
6396                 }
6397         }
6398
6399         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6400
6401 fail:
6402         wpabuf_free(advproto);
6403         wpabuf_free(query);
6404
6405         return ret;
6406 }
6407
6408
6409 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6410                             size_t buflen)
6411 {
6412         u8 addr[ETH_ALEN];
6413         int dialog_token;
6414         int used;
6415         char *pos;
6416         size_t resp_len, start, requested_len;
6417         struct wpabuf *resp;
6418         int ret;
6419
6420         used = hwaddr_aton2(cmd, addr);
6421         if (used < 0)
6422                 return -1;
6423
6424         pos = cmd + used;
6425         while (*pos == ' ')
6426                 pos++;
6427         dialog_token = atoi(pos);
6428
6429         if (wpa_s->last_gas_resp &&
6430             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6431             dialog_token == wpa_s->last_gas_dialog_token)
6432                 resp = wpa_s->last_gas_resp;
6433         else if (wpa_s->prev_gas_resp &&
6434                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6435                  dialog_token == wpa_s->prev_gas_dialog_token)
6436                 resp = wpa_s->prev_gas_resp;
6437         else
6438                 return -1;
6439
6440         resp_len = wpabuf_len(resp);
6441         start = 0;
6442         requested_len = resp_len;
6443
6444         pos = os_strchr(pos, ' ');
6445         if (pos) {
6446                 start = atoi(pos);
6447                 if (start > resp_len)
6448                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6449                 pos = os_strchr(pos, ',');
6450                 if (pos == NULL)
6451                         return -1;
6452                 pos++;
6453                 requested_len = atoi(pos);
6454                 if (start + requested_len > resp_len)
6455                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6456         }
6457
6458         if (requested_len * 2 + 1 > buflen)
6459                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6460
6461         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6462                                requested_len);
6463
6464         if (start + requested_len == resp_len) {
6465                 /*
6466                  * Free memory by dropping the response after it has been
6467                  * fetched.
6468                  */
6469                 if (resp == wpa_s->prev_gas_resp) {
6470                         wpabuf_free(wpa_s->prev_gas_resp);
6471                         wpa_s->prev_gas_resp = NULL;
6472                 } else {
6473                         wpabuf_free(wpa_s->last_gas_resp);
6474                         wpa_s->last_gas_resp = NULL;
6475                 }
6476         }
6477
6478         return ret;
6479 }
6480 #endif /* CONFIG_INTERWORKING */
6481
6482
6483 #ifdef CONFIG_HS20
6484
6485 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6486 {
6487         u8 dst_addr[ETH_ALEN];
6488         int used;
6489         char *pos;
6490         u32 subtypes = 0;
6491
6492         used = hwaddr_aton2(dst, dst_addr);
6493         if (used < 0)
6494                 return -1;
6495         pos = dst + used;
6496         if (*pos == ' ')
6497                 pos++;
6498         for (;;) {
6499                 int num = atoi(pos);
6500                 if (num <= 0 || num > 31)
6501                         return -1;
6502                 subtypes |= BIT(num);
6503                 pos = os_strchr(pos + 1, ',');
6504                 if (pos == NULL)
6505                         break;
6506                 pos++;
6507         }
6508
6509         if (subtypes == 0)
6510                 return -1;
6511
6512         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6513 }
6514
6515
6516 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6517                                     const u8 *addr, const char *realm)
6518 {
6519         u8 *buf;
6520         size_t rlen, len;
6521         int ret;
6522
6523         rlen = os_strlen(realm);
6524         len = 3 + rlen;
6525         buf = os_malloc(len);
6526         if (buf == NULL)
6527                 return -1;
6528         buf[0] = 1; /* NAI Home Realm Count */
6529         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6530         buf[2] = rlen;
6531         os_memcpy(buf + 3, realm, rlen);
6532
6533         ret = hs20_anqp_send_req(wpa_s, addr,
6534                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6535                                  buf, len, 0);
6536
6537         os_free(buf);
6538
6539         return ret;
6540 }
6541
6542
6543 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6544                                         char *dst)
6545 {
6546         struct wpa_cred *cred = wpa_s->conf->cred;
6547         u8 dst_addr[ETH_ALEN];
6548         int used;
6549         u8 *buf;
6550         size_t len;
6551         int ret;
6552
6553         used = hwaddr_aton2(dst, dst_addr);
6554         if (used < 0)
6555                 return -1;
6556
6557         while (dst[used] == ' ')
6558                 used++;
6559         if (os_strncmp(dst + used, "realm=", 6) == 0)
6560                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6561                                                 dst + used + 6);
6562
6563         len = os_strlen(dst + used);
6564
6565         if (len == 0 && cred && cred->realm)
6566                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6567
6568         if (len & 1)
6569                 return -1;
6570         len /= 2;
6571         buf = os_malloc(len);
6572         if (buf == NULL)
6573                 return -1;
6574         if (hexstr2bin(dst + used, buf, len) < 0) {
6575                 os_free(buf);
6576                 return -1;
6577         }
6578
6579         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6580                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6581                                  buf, len, 0);
6582         os_free(buf);
6583
6584         return ret;
6585 }
6586
6587
6588 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6589                          int buflen)
6590 {
6591         u8 dst_addr[ETH_ALEN];
6592         int used;
6593         char *ctx = NULL, *icon, *poffset, *psize;
6594
6595         used = hwaddr_aton2(cmd, dst_addr);
6596         if (used < 0)
6597                 return -1;
6598         cmd += used;
6599
6600         icon = str_token(cmd, " ", &ctx);
6601         poffset = str_token(cmd, " ", &ctx);
6602         psize = str_token(cmd, " ", &ctx);
6603         if (!icon || !poffset || !psize)
6604                 return -1;
6605
6606         wpa_s->fetch_osu_icon_in_progress = 0;
6607         return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6608                              reply, buflen);
6609 }
6610
6611
6612 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6613 {
6614         u8 dst_addr[ETH_ALEN];
6615         int used;
6616         char *icon;
6617
6618         if (!cmd[0])
6619                 return hs20_del_icon(wpa_s, NULL, NULL);
6620
6621         used = hwaddr_aton2(cmd, dst_addr);
6622         if (used < 0)
6623                 return -1;
6624
6625         while (cmd[used] == ' ')
6626                 used++;
6627         icon = cmd[used] ? &cmd[used] : NULL;
6628
6629         return hs20_del_icon(wpa_s, dst_addr, icon);
6630 }
6631
6632
6633 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6634 {
6635         u8 dst_addr[ETH_ALEN];
6636         int used;
6637         char *icon;
6638
6639         used = hwaddr_aton2(cmd, dst_addr);
6640         if (used < 0)
6641                 return -1;
6642
6643         while (cmd[used] == ' ')
6644                 used++;
6645         icon = &cmd[used];
6646
6647         wpa_s->fetch_osu_icon_in_progress = 0;
6648         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6649                                   (u8 *) icon, os_strlen(icon), inmem);
6650 }
6651
6652 #endif /* CONFIG_HS20 */
6653
6654
6655 #ifdef CONFIG_AUTOSCAN
6656
6657 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6658                                               char *cmd)
6659 {
6660         enum wpa_states state = wpa_s->wpa_state;
6661         char *new_params = NULL;
6662
6663         if (os_strlen(cmd) > 0) {
6664                 new_params = os_strdup(cmd);
6665                 if (new_params == NULL)
6666                         return -1;
6667         }
6668
6669         os_free(wpa_s->conf->autoscan);
6670         wpa_s->conf->autoscan = new_params;
6671
6672         if (wpa_s->conf->autoscan == NULL)
6673                 autoscan_deinit(wpa_s);
6674         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6675                 autoscan_init(wpa_s, 1);
6676         else if (state == WPA_SCANNING)
6677                 wpa_supplicant_reinit_autoscan(wpa_s);
6678
6679         return 0;
6680 }
6681
6682 #endif /* CONFIG_AUTOSCAN */
6683
6684
6685 #ifdef CONFIG_WNM
6686
6687 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6688 {
6689         int enter;
6690         int intval = 0;
6691         char *pos;
6692         int ret;
6693         struct wpabuf *tfs_req = NULL;
6694
6695         if (os_strncmp(cmd, "enter", 5) == 0)
6696                 enter = 1;
6697         else if (os_strncmp(cmd, "exit", 4) == 0)
6698                 enter = 0;
6699         else
6700                 return -1;
6701
6702         pos = os_strstr(cmd, " interval=");
6703         if (pos)
6704                 intval = atoi(pos + 10);
6705
6706         pos = os_strstr(cmd, " tfs_req=");
6707         if (pos) {
6708                 char *end;
6709                 size_t len;
6710                 pos += 9;
6711                 end = os_strchr(pos, ' ');
6712                 if (end)
6713                         len = end - pos;
6714                 else
6715                         len = os_strlen(pos);
6716                 if (len & 1)
6717                         return -1;
6718                 len /= 2;
6719                 tfs_req = wpabuf_alloc(len);
6720                 if (tfs_req == NULL)
6721                         return -1;
6722                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6723                         wpabuf_free(tfs_req);
6724                         return -1;
6725                 }
6726         }
6727
6728         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6729                                            WNM_SLEEP_MODE_EXIT, intval,
6730                                            tfs_req);
6731         wpabuf_free(tfs_req);
6732
6733         return ret;
6734 }
6735
6736
6737 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6738 {
6739         int query_reason, list = 0;
6740
6741         query_reason = atoi(cmd);
6742
6743         cmd = os_strchr(cmd, ' ');
6744         if (cmd) {
6745                 cmd++;
6746                 if (os_strncmp(cmd, "list", 4) == 0) {
6747                         list = 1;
6748                 } else {
6749                         wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6750                                    cmd);
6751                         return -1;
6752                 }
6753         }
6754
6755         wpa_printf(MSG_DEBUG,
6756                    "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6757                    query_reason, list ? " candidate list" : "");
6758
6759         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6760 }
6761
6762 #endif /* CONFIG_WNM */
6763
6764
6765 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6766                                       size_t buflen)
6767 {
6768         struct wpa_signal_info si;
6769         int ret;
6770         char *pos, *end;
6771
6772         ret = wpa_drv_signal_poll(wpa_s, &si);
6773         if (ret)
6774                 return -1;
6775
6776         pos = buf;
6777         end = buf + buflen;
6778
6779         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6780                           "NOISE=%d\nFREQUENCY=%u\n",
6781                           si.current_signal, si.current_txrate / 1000,
6782                           si.current_noise, si.frequency);
6783         if (os_snprintf_error(end - pos, ret))
6784                 return -1;
6785         pos += ret;
6786
6787         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6788                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6789                                   channel_width_to_string(si.chanwidth));
6790                 if (os_snprintf_error(end - pos, ret))
6791                         return -1;
6792                 pos += ret;
6793         }
6794
6795         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6796                 ret = os_snprintf(pos, end - pos,
6797                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6798                                   si.center_frq1, si.center_frq2);
6799                 if (os_snprintf_error(end - pos, ret))
6800                         return -1;
6801                 pos += ret;
6802         }
6803
6804         if (si.avg_signal) {
6805                 ret = os_snprintf(pos, end - pos,
6806                                   "AVG_RSSI=%d\n", si.avg_signal);
6807                 if (os_snprintf_error(end - pos, ret))
6808                         return -1;
6809                 pos += ret;
6810         }
6811
6812         if (si.avg_beacon_signal) {
6813                 ret = os_snprintf(pos, end - pos,
6814                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6815                 if (os_snprintf_error(end - pos, ret))
6816                         return -1;
6817                 pos += ret;
6818         }
6819
6820         return pos - buf;
6821 }
6822
6823
6824 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6825                                           const char *cmd)
6826 {
6827         const char *pos;
6828         int threshold = 0;
6829         int hysteresis = 0;
6830
6831         if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6832                 wpa_printf(MSG_DEBUG,
6833                            "Reject SIGNAL_MONITOR command - bgscan is active");
6834                 return -1;
6835         }
6836         pos = os_strstr(cmd, "THRESHOLD=");
6837         if (pos)
6838                 threshold = atoi(pos + 10);
6839         pos = os_strstr(cmd, "HYSTERESIS=");
6840         if (pos)
6841                 hysteresis = atoi(pos + 11);
6842         return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6843 }
6844
6845
6846 static int wpas_ctrl_iface_get_pref_freq_list(
6847         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6848 {
6849         unsigned int freq_list[100], num = 100, i;
6850         int ret;
6851         enum wpa_driver_if_type iface_type;
6852         char *pos, *end;
6853
6854         pos = buf;
6855         end = buf + buflen;
6856
6857         /* buf: "<interface_type>" */
6858         if (os_strcmp(cmd, "STATION") == 0)
6859                 iface_type = WPA_IF_STATION;
6860         else if (os_strcmp(cmd, "AP") == 0)
6861                 iface_type = WPA_IF_AP_BSS;
6862         else if (os_strcmp(cmd, "P2P_GO") == 0)
6863                 iface_type = WPA_IF_P2P_GO;
6864         else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6865                 iface_type = WPA_IF_P2P_CLIENT;
6866         else if (os_strcmp(cmd, "IBSS") == 0)
6867                 iface_type = WPA_IF_IBSS;
6868         else if (os_strcmp(cmd, "TDLS") == 0)
6869                 iface_type = WPA_IF_TDLS;
6870         else
6871                 return -1;
6872
6873         wpa_printf(MSG_DEBUG,
6874                    "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6875                    iface_type, buf);
6876
6877         ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6878         if (ret)
6879                 return -1;
6880
6881         for (i = 0; i < num; i++) {
6882                 ret = os_snprintf(pos, end - pos, "%s%u",
6883                                   i > 0 ? "," : "", freq_list[i]);
6884                 if (os_snprintf_error(end - pos, ret))
6885                         return -1;
6886                 pos += ret;
6887         }
6888
6889         return pos - buf;
6890 }
6891
6892
6893 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6894                                       size_t buflen)
6895 {
6896         struct hostap_sta_driver_data sta;
6897         int ret;
6898
6899         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6900         if (ret)
6901                 return -1;
6902
6903         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6904                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6905         if (os_snprintf_error(buflen, ret))
6906                 return -1;
6907         return ret;
6908 }
6909
6910
6911 #ifdef ANDROID
6912 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6913                                      char *buf, size_t buflen)
6914 {
6915         int ret;
6916
6917         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6918         if (ret == 0) {
6919                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6920                         struct p2p_data *p2p = wpa_s->global->p2p;
6921                         if (p2p) {
6922                                 char country[3];
6923                                 country[0] = cmd[8];
6924                                 country[1] = cmd[9];
6925                                 country[2] = 0x04;
6926                                 p2p_set_country(p2p, country);
6927                         }
6928                 }
6929                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6930                 if (os_snprintf_error(buflen, ret))
6931                         ret = -1;
6932         }
6933         return ret;
6934 }
6935 #endif /* ANDROID */
6936
6937
6938 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6939                                      char *buf, size_t buflen)
6940 {
6941         int ret;
6942         char *pos;
6943         u8 *data = NULL;
6944         unsigned int vendor_id, subcmd;
6945         struct wpabuf *reply;
6946         size_t data_len = 0;
6947
6948         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6949         vendor_id = strtoul(cmd, &pos, 16);
6950         if (!isblank((unsigned char) *pos))
6951                 return -EINVAL;
6952
6953         subcmd = strtoul(pos, &pos, 10);
6954
6955         if (*pos != '\0') {
6956                 if (!isblank((unsigned char) *pos++))
6957                         return -EINVAL;
6958                 data_len = os_strlen(pos);
6959         }
6960
6961         if (data_len) {
6962                 data_len /= 2;
6963                 data = os_malloc(data_len);
6964                 if (!data)
6965                         return -1;
6966
6967                 if (hexstr2bin(pos, data, data_len)) {
6968                         wpa_printf(MSG_DEBUG,
6969                                    "Vendor command: wrong parameter format");
6970                         os_free(data);
6971                         return -EINVAL;
6972                 }
6973         }
6974
6975         reply = wpabuf_alloc((buflen - 1) / 2);
6976         if (!reply) {
6977                 os_free(data);
6978                 return -1;
6979         }
6980
6981         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6982                                  reply);
6983
6984         if (ret == 0)
6985                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6986                                        wpabuf_len(reply));
6987
6988         wpabuf_free(reply);
6989         os_free(data);
6990
6991         return ret;
6992 }
6993
6994
6995 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6996 {
6997 #ifdef CONFIG_P2P
6998         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6999                 wpa_s->global->p2p_init_wpa_s : wpa_s;
7000 #endif /* CONFIG_P2P */
7001
7002         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
7003
7004         wpas_abort_ongoing_scan(wpa_s);
7005
7006         if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
7007                 /*
7008                  * Avoid possible auto connect re-connection on getting
7009                  * disconnected due to state flush.
7010                  */
7011                 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7012         }
7013
7014 #ifdef CONFIG_P2P
7015         wpas_p2p_group_remove(p2p_wpa_s, "*");
7016         wpas_p2p_cancel(p2p_wpa_s);
7017         p2p_ctrl_flush(p2p_wpa_s);
7018         wpas_p2p_service_flush(p2p_wpa_s);
7019         p2p_wpa_s->global->p2p_disabled = 0;
7020         p2p_wpa_s->global->p2p_per_sta_psk = 0;
7021         p2p_wpa_s->conf->num_sec_device_types = 0;
7022         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7023         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7024         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7025         p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7026         p2p_wpa_s->global->pending_p2ps_group = 0;
7027         p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7028 #endif /* CONFIG_P2P */
7029
7030 #ifdef CONFIG_WPS_TESTING
7031         wps_version_number = 0x20;
7032         wps_testing_dummy_cred = 0;
7033         wps_corrupt_pkhash = 0;
7034         wps_force_auth_types_in_use = 0;
7035         wps_force_encr_types_in_use = 0;
7036 #endif /* CONFIG_WPS_TESTING */
7037 #ifdef CONFIG_WPS
7038         wpa_s->wps_fragment_size = 0;
7039         wpas_wps_cancel(wpa_s);
7040         wps_registrar_flush(wpa_s->wps->registrar);
7041 #endif /* CONFIG_WPS */
7042         wpa_s->after_wps = 0;
7043         wpa_s->known_wps_freq = 0;
7044
7045 #ifdef CONFIG_TDLS
7046 #ifdef CONFIG_TDLS_TESTING
7047         extern unsigned int tdls_testing;
7048         tdls_testing = 0;
7049 #endif /* CONFIG_TDLS_TESTING */
7050         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7051         wpa_tdls_enable(wpa_s->wpa, 1);
7052 #endif /* CONFIG_TDLS */
7053
7054         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7055         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7056
7057         wpa_s->no_keep_alive = 0;
7058         wpa_s->own_disconnect_req = 0;
7059
7060         os_free(wpa_s->disallow_aps_bssid);
7061         wpa_s->disallow_aps_bssid = NULL;
7062         wpa_s->disallow_aps_bssid_count = 0;
7063         os_free(wpa_s->disallow_aps_ssid);
7064         wpa_s->disallow_aps_ssid = NULL;
7065         wpa_s->disallow_aps_ssid_count = 0;
7066
7067         wpa_s->set_sta_uapsd = 0;
7068         wpa_s->sta_uapsd = 0;
7069
7070         wpa_drv_radio_disable(wpa_s, 0);
7071         wpa_blacklist_clear(wpa_s);
7072         wpa_s->extra_blacklist_count = 0;
7073         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7074         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7075         wpa_config_flush_blobs(wpa_s->conf);
7076         wpa_s->conf->auto_interworking = 0;
7077         wpa_s->conf->okc = 0;
7078
7079         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7080         rsn_preauth_deinit(wpa_s->wpa);
7081
7082         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7083         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7084         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7085         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7086
7087         radio_remove_works(wpa_s, NULL, 1);
7088         wpa_s->ext_work_in_progress = 0;
7089
7090         wpa_s->next_ssid = NULL;
7091
7092 #ifdef CONFIG_INTERWORKING
7093 #ifdef CONFIG_HS20
7094         hs20_cancel_fetch_osu(wpa_s);
7095         hs20_del_icon(wpa_s, NULL, NULL);
7096 #endif /* CONFIG_HS20 */
7097 #endif /* CONFIG_INTERWORKING */
7098
7099         wpa_s->ext_mgmt_frame_handling = 0;
7100         wpa_s->ext_eapol_frame_io = 0;
7101 #ifdef CONFIG_TESTING_OPTIONS
7102         wpa_s->extra_roc_dur = 0;
7103         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7104         wpa_s->p2p_go_csa_on_inv = 0;
7105         wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7106 #endif /* CONFIG_TESTING_OPTIONS */
7107
7108         wpa_s->disconnected = 0;
7109         os_free(wpa_s->next_scan_freqs);
7110         wpa_s->next_scan_freqs = NULL;
7111
7112         wpa_bss_flush(wpa_s);
7113         if (!dl_list_empty(&wpa_s->bss)) {
7114                 wpa_printf(MSG_DEBUG,
7115                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7116                            MACSTR " pending_bssid=" MACSTR,
7117                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7118                            MAC2STR(wpa_s->bssid),
7119                            MAC2STR(wpa_s->pending_bssid));
7120         }
7121
7122         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7123         wpa_s->wnmsleep_used = 0;
7124 }
7125
7126
7127 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7128                                      char *buf, size_t buflen)
7129 {
7130         struct wpa_radio_work *work;
7131         char *pos, *end;
7132         struct os_reltime now, diff;
7133
7134         pos = buf;
7135         end = buf + buflen;
7136
7137         os_get_reltime(&now);
7138
7139         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7140         {
7141                 int ret;
7142
7143                 os_reltime_sub(&now, &work->time, &diff);
7144                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7145                                   work->type, work->wpa_s->ifname, work->freq,
7146                                   work->started, diff.sec, diff.usec);
7147                 if (os_snprintf_error(end - pos, ret))
7148                         break;
7149                 pos += ret;
7150         }
7151
7152         return pos - buf;
7153 }
7154
7155
7156 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7157 {
7158         struct wpa_radio_work *work = eloop_ctx;
7159         struct wpa_external_work *ework = work->ctx;
7160
7161         wpa_dbg(work->wpa_s, MSG_DEBUG,
7162                 "Timing out external radio work %u (%s)",
7163                 ework->id, work->type);
7164         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7165         work->wpa_s->ext_work_in_progress = 0;
7166         radio_work_done(work);
7167         os_free(ework);
7168 }
7169
7170
7171 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7172 {
7173         struct wpa_external_work *ework = work->ctx;
7174
7175         if (deinit) {
7176                 if (work->started)
7177                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7178                                              work, NULL);
7179
7180                 os_free(ework);
7181                 return;
7182         }
7183
7184         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7185                 ework->id, ework->type);
7186         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7187         work->wpa_s->ext_work_in_progress = 1;
7188         if (!ework->timeout)
7189                 ework->timeout = 10;
7190         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7191                                work, NULL);
7192 }
7193
7194
7195 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7196                                     char *buf, size_t buflen)
7197 {
7198         struct wpa_external_work *ework;
7199         char *pos, *pos2;
7200         size_t type_len;
7201         int ret;
7202         unsigned int freq = 0;
7203
7204         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7205
7206         ework = os_zalloc(sizeof(*ework));
7207         if (ework == NULL)
7208                 return -1;
7209
7210         pos = os_strchr(cmd, ' ');
7211         if (pos) {
7212                 type_len = pos - cmd;
7213                 pos++;
7214
7215                 pos2 = os_strstr(pos, "freq=");
7216                 if (pos2)
7217                         freq = atoi(pos2 + 5);
7218
7219                 pos2 = os_strstr(pos, "timeout=");
7220                 if (pos2)
7221                         ework->timeout = atoi(pos2 + 8);
7222         } else {
7223                 type_len = os_strlen(cmd);
7224         }
7225         if (4 + type_len >= sizeof(ework->type))
7226                 type_len = sizeof(ework->type) - 4 - 1;
7227         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7228         os_memcpy(ework->type + 4, cmd, type_len);
7229         ework->type[4 + type_len] = '\0';
7230
7231         wpa_s->ext_work_id++;
7232         if (wpa_s->ext_work_id == 0)
7233                 wpa_s->ext_work_id++;
7234         ework->id = wpa_s->ext_work_id;
7235
7236         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7237                            ework) < 0) {
7238                 os_free(ework);
7239                 return -1;
7240         }
7241
7242         ret = os_snprintf(buf, buflen, "%u", ework->id);
7243         if (os_snprintf_error(buflen, ret))
7244                 return -1;
7245         return ret;
7246 }
7247
7248
7249 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7250 {
7251         struct wpa_radio_work *work;
7252         unsigned int id = atoi(cmd);
7253
7254         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7255         {
7256                 struct wpa_external_work *ework;
7257
7258                 if (os_strncmp(work->type, "ext:", 4) != 0)
7259                         continue;
7260                 ework = work->ctx;
7261                 if (id && ework->id != id)
7262                         continue;
7263                 wpa_dbg(wpa_s, MSG_DEBUG,
7264                         "Completed external radio work %u (%s)",
7265                         ework->id, ework->type);
7266                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7267                 wpa_s->ext_work_in_progress = 0;
7268                 radio_work_done(work);
7269                 os_free(ework);
7270                 return 3; /* "OK\n" */
7271         }
7272
7273         return -1;
7274 }
7275
7276
7277 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7278                                 char *buf, size_t buflen)
7279 {
7280         if (os_strcmp(cmd, "show") == 0)
7281                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7282         if (os_strncmp(cmd, "add ", 4) == 0)
7283                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7284         if (os_strncmp(cmd, "done ", 5) == 0)
7285                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7286         return -1;
7287 }
7288
7289
7290 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7291 {
7292         struct wpa_radio_work *work, *tmp;
7293
7294         if (!wpa_s || !wpa_s->radio)
7295                 return;
7296
7297         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7298                               struct wpa_radio_work, list) {
7299                 struct wpa_external_work *ework;
7300
7301                 if (os_strncmp(work->type, "ext:", 4) != 0)
7302                         continue;
7303                 ework = work->ctx;
7304                 wpa_dbg(wpa_s, MSG_DEBUG,
7305                         "Flushing%s external radio work %u (%s)",
7306                         work->started ? " started" : "", ework->id,
7307                         ework->type);
7308                 if (work->started)
7309                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7310                                              work, NULL);
7311                 radio_work_done(work);
7312                 os_free(ework);
7313         }
7314 }
7315
7316
7317 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7318 {
7319         struct wpa_supplicant *wpa_s = eloop_ctx;
7320         eapol_sm_notify_ctrl_response(wpa_s->eapol);
7321 }
7322
7323
7324 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7325                               unsigned int *scan_id_count, int scan_id[])
7326 {
7327         const char *pos = value;
7328
7329         while (pos) {
7330                 if (*pos == ' ' || *pos == '\0')
7331                         break;
7332                 if (*scan_id_count == MAX_SCAN_ID)
7333                         return -1;
7334                 scan_id[(*scan_id_count)++] = atoi(pos);
7335                 pos = os_strchr(pos, ',');
7336                 if (pos)
7337                         pos++;
7338         }
7339
7340         return 0;
7341 }
7342
7343
7344 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7345                            char *reply, int reply_size, int *reply_len)
7346 {
7347         char *pos;
7348         unsigned int manual_scan_passive = 0;
7349         unsigned int manual_scan_use_id = 0;
7350         unsigned int manual_scan_only_new = 0;
7351         unsigned int scan_only = 0;
7352         unsigned int scan_id_count = 0;
7353         int scan_id[MAX_SCAN_ID];
7354         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7355                                  struct wpa_scan_results *scan_res);
7356         int *manual_scan_freqs = NULL;
7357         struct wpa_ssid_value *ssid = NULL, *ns;
7358         unsigned int ssid_count = 0;
7359
7360         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7361                 *reply_len = -1;
7362                 return;
7363         }
7364
7365         if (radio_work_pending(wpa_s, "scan")) {
7366                 wpa_printf(MSG_DEBUG,
7367                            "Pending scan scheduled - reject new request");
7368                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7369                 return;
7370         }
7371
7372 #ifdef CONFIG_INTERWORKING
7373         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7374                 wpa_printf(MSG_DEBUG,
7375                            "Interworking select in progress - reject new scan");
7376                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7377                 return;
7378         }
7379 #endif /* CONFIG_INTERWORKING */
7380
7381         if (params) {
7382                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7383                         scan_only = 1;
7384
7385                 pos = os_strstr(params, "freq=");
7386                 if (pos) {
7387                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7388                                                                        pos + 5);
7389                         if (manual_scan_freqs == NULL) {
7390                                 *reply_len = -1;
7391                                 goto done;
7392                         }
7393                 }
7394
7395                 pos = os_strstr(params, "passive=");
7396                 if (pos)
7397                         manual_scan_passive = !!atoi(pos + 8);
7398
7399                 pos = os_strstr(params, "use_id=");
7400                 if (pos)
7401                         manual_scan_use_id = atoi(pos + 7);
7402
7403                 pos = os_strstr(params, "only_new=1");
7404                 if (pos)
7405                         manual_scan_only_new = 1;
7406
7407                 pos = os_strstr(params, "scan_id=");
7408                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7409                                               scan_id) < 0) {
7410                         *reply_len = -1;
7411                         goto done;
7412                 }
7413
7414                 pos = params;
7415                 while (pos && *pos != '\0') {
7416                         if (os_strncmp(pos, "ssid ", 5) == 0) {
7417                                 char *end;
7418
7419                                 pos += 5;
7420                                 end = pos;
7421                                 while (*end) {
7422                                         if (*end == '\0' || *end == ' ')
7423                                                 break;
7424                                         end++;
7425                                 }
7426
7427                                 ns = os_realloc_array(
7428                                         ssid, ssid_count + 1,
7429                                         sizeof(struct wpa_ssid_value));
7430                                 if (ns == NULL) {
7431                                         *reply_len = -1;
7432                                         goto done;
7433                                 }
7434                                 ssid = ns;
7435
7436                                 if ((end - pos) & 0x01 ||
7437                                     end - pos > 2 * SSID_MAX_LEN ||
7438                                     hexstr2bin(pos, ssid[ssid_count].ssid,
7439                                                (end - pos) / 2) < 0) {
7440                                         wpa_printf(MSG_DEBUG,
7441                                                    "Invalid SSID value '%s'",
7442                                                    pos);
7443                                         *reply_len = -1;
7444                                         goto done;
7445                                 }
7446                                 ssid[ssid_count].ssid_len = (end - pos) / 2;
7447                                 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7448                                                   ssid[ssid_count].ssid,
7449                                                   ssid[ssid_count].ssid_len);
7450                                 ssid_count++;
7451                                 pos = end;
7452                         }
7453
7454                         pos = os_strchr(pos, ' ');
7455                         if (pos)
7456                                 pos++;
7457                 }
7458         }
7459
7460         wpa_s->num_ssids_from_scan_req = ssid_count;
7461         os_free(wpa_s->ssids_from_scan_req);
7462         if (ssid_count) {
7463                 wpa_s->ssids_from_scan_req = ssid;
7464                 ssid = NULL;
7465         } else {
7466                 wpa_s->ssids_from_scan_req = NULL;
7467         }
7468
7469         if (scan_only)
7470                 scan_res_handler = scan_only_handler;
7471         else if (wpa_s->scan_res_handler == scan_only_handler)
7472                 scan_res_handler = NULL;
7473         else
7474                 scan_res_handler = wpa_s->scan_res_handler;
7475
7476         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7477             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7478              (wpa_s->wpa_state == WPA_COMPLETED))) {
7479                 wpa_s->manual_scan_passive = manual_scan_passive;
7480                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7481                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7482                 wpa_s->scan_id_count = scan_id_count;
7483                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7484                 wpa_s->scan_res_handler = scan_res_handler;
7485                 os_free(wpa_s->manual_scan_freqs);
7486                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7487                 manual_scan_freqs = NULL;
7488
7489                 wpa_s->normal_scans = 0;
7490                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7491                 wpa_s->after_wps = 0;
7492                 wpa_s->known_wps_freq = 0;
7493                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7494                 if (wpa_s->manual_scan_use_id) {
7495                         wpa_s->manual_scan_id++;
7496                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7497                                 wpa_s->manual_scan_id);
7498                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7499                                                  wpa_s->manual_scan_id);
7500                 }
7501         } else if (wpa_s->sched_scanning) {
7502                 wpa_s->manual_scan_passive = manual_scan_passive;
7503                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7504                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7505                 wpa_s->scan_id_count = scan_id_count;
7506                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7507                 wpa_s->scan_res_handler = scan_res_handler;
7508                 os_free(wpa_s->manual_scan_freqs);
7509                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7510                 manual_scan_freqs = NULL;
7511
7512                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7513                 wpa_supplicant_cancel_sched_scan(wpa_s);
7514                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7515                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7516                 if (wpa_s->manual_scan_use_id) {
7517                         wpa_s->manual_scan_id++;
7518                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7519                                                  wpa_s->manual_scan_id);
7520                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7521                                 wpa_s->manual_scan_id);
7522                 }
7523         } else {
7524                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7525                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7526         }
7527
7528 done:
7529         os_free(manual_scan_freqs);
7530         os_free(ssid);
7531 }
7532
7533
7534 #ifdef CONFIG_TESTING_OPTIONS
7535
7536 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7537                                        unsigned int freq, const u8 *dst,
7538                                        const u8 *src, const u8 *bssid,
7539                                        const u8 *data, size_t data_len,
7540                                        enum offchannel_send_action_result
7541                                        result)
7542 {
7543         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7544                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7545                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7546                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7547                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7548                              "NO_ACK" : "FAILED"));
7549 }
7550
7551
7552 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7553 {
7554         char *pos, *param;
7555         size_t len;
7556         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7557         int res, used;
7558         int freq = 0, no_cck = 0, wait_time = 0;
7559
7560         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7561          *    <action=Action frame payload> */
7562
7563         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7564
7565         pos = cmd;
7566         used = hwaddr_aton2(pos, da);
7567         if (used < 0)
7568                 return -1;
7569         pos += used;
7570         while (*pos == ' ')
7571                 pos++;
7572         used = hwaddr_aton2(pos, bssid);
7573         if (used < 0)
7574                 return -1;
7575         pos += used;
7576
7577         param = os_strstr(pos, " freq=");
7578         if (param) {
7579                 param += 6;
7580                 freq = atoi(param);
7581         }
7582
7583         param = os_strstr(pos, " no_cck=");
7584         if (param) {
7585                 param += 8;
7586                 no_cck = atoi(param);
7587         }
7588
7589         param = os_strstr(pos, " wait_time=");
7590         if (param) {
7591                 param += 11;
7592                 wait_time = atoi(param);
7593         }
7594
7595         param = os_strstr(pos, " action=");
7596         if (param == NULL)
7597                 return -1;
7598         param += 8;
7599
7600         len = os_strlen(param);
7601         if (len & 1)
7602                 return -1;
7603         len /= 2;
7604
7605         buf = os_malloc(len);
7606         if (buf == NULL)
7607                 return -1;
7608
7609         if (hexstr2bin(param, buf, len) < 0) {
7610                 os_free(buf);
7611                 return -1;
7612         }
7613
7614         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7615                                      buf, len, wait_time,
7616                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7617         os_free(buf);
7618         return res;
7619 }
7620
7621
7622 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7623 {
7624         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7625         offchannel_send_action_done(wpa_s);
7626 }
7627
7628
7629 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7630 {
7631         char *pos, *param;
7632         union wpa_event_data event;
7633         enum wpa_event_type ev;
7634
7635         /* <event name> [parameters..] */
7636
7637         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7638
7639         pos = cmd;
7640         param = os_strchr(pos, ' ');
7641         if (param)
7642                 *param++ = '\0';
7643
7644         os_memset(&event, 0, sizeof(event));
7645
7646         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7647                 ev = EVENT_INTERFACE_ENABLED;
7648         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7649                 ev = EVENT_INTERFACE_DISABLED;
7650         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7651                 ev = EVENT_AVOID_FREQUENCIES;
7652                 if (param == NULL)
7653                         param = "";
7654                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7655                         return -1;
7656                 wpa_supplicant_event(wpa_s, ev, &event);
7657                 os_free(event.freq_range.range);
7658                 return 0;
7659         } else {
7660                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7661                         cmd);
7662                 return -1;
7663         }
7664
7665         wpa_supplicant_event(wpa_s, ev, &event);
7666
7667         return 0;
7668 }
7669
7670
7671 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7672 {
7673         char *pos;
7674         u8 src[ETH_ALEN], *buf;
7675         int used;
7676         size_t len;
7677
7678         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7679
7680         pos = cmd;
7681         used = hwaddr_aton2(pos, src);
7682         if (used < 0)
7683                 return -1;
7684         pos += used;
7685         while (*pos == ' ')
7686                 pos++;
7687
7688         len = os_strlen(pos);
7689         if (len & 1)
7690                 return -1;
7691         len /= 2;
7692
7693         buf = os_malloc(len);
7694         if (buf == NULL)
7695                 return -1;
7696
7697         if (hexstr2bin(pos, buf, len) < 0) {
7698                 os_free(buf);
7699                 return -1;
7700         }
7701
7702         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7703         os_free(buf);
7704
7705         return 0;
7706 }
7707
7708
7709 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7710 {
7711         size_t i;
7712         u32 sum = 0;
7713         const u16 *pos = buf;
7714
7715         for (i = 0; i < len / 2; i++)
7716                 sum += *pos++;
7717
7718         while (sum >> 16)
7719                 sum = (sum & 0xffff) + (sum >> 16);
7720
7721         return sum ^ 0xffff;
7722 }
7723
7724
7725 #define HWSIM_PACKETLEN 1500
7726 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7727
7728 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7729 {
7730         struct wpa_supplicant *wpa_s = ctx;
7731         const struct ether_header *eth;
7732         struct iphdr ip;
7733         const u8 *pos;
7734         unsigned int i;
7735
7736         if (len != HWSIM_PACKETLEN)
7737                 return;
7738
7739         eth = (const struct ether_header *) buf;
7740         os_memcpy(&ip, eth + 1, sizeof(ip));
7741         pos = &buf[sizeof(*eth) + sizeof(ip)];
7742
7743         if (ip.ihl != 5 || ip.version != 4 ||
7744             ntohs(ip.tot_len) != HWSIM_IP_LEN)
7745                 return;
7746
7747         for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7748                 if (*pos != (u8) i)
7749                         return;
7750                 pos++;
7751         }
7752
7753         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7754                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7755 }
7756
7757
7758 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7759                                             char *cmd)
7760 {
7761         int enabled = atoi(cmd);
7762         char *pos;
7763         const char *ifname;
7764
7765         if (!enabled) {
7766                 if (wpa_s->l2_test) {
7767                         l2_packet_deinit(wpa_s->l2_test);
7768                         wpa_s->l2_test = NULL;
7769                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7770                 }
7771                 return 0;
7772         }
7773
7774         if (wpa_s->l2_test)
7775                 return 0;
7776
7777         pos = os_strstr(cmd, " ifname=");
7778         if (pos)
7779                 ifname = pos + 8;
7780         else
7781                 ifname = wpa_s->ifname;
7782
7783         wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7784                                         ETHERTYPE_IP, wpas_data_test_rx,
7785                                         wpa_s, 1);
7786         if (wpa_s->l2_test == NULL)
7787                 return -1;
7788
7789         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7790
7791         return 0;
7792 }
7793
7794
7795 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7796 {
7797         u8 dst[ETH_ALEN], src[ETH_ALEN];
7798         char *pos;
7799         int used;
7800         long int val;
7801         u8 tos;
7802         u8 buf[2 + HWSIM_PACKETLEN];
7803         struct ether_header *eth;
7804         struct iphdr *ip;
7805         u8 *dpos;
7806         unsigned int i;
7807
7808         if (wpa_s->l2_test == NULL)
7809                 return -1;
7810
7811         /* format: <dst> <src> <tos> */
7812
7813         pos = cmd;
7814         used = hwaddr_aton2(pos, dst);
7815         if (used < 0)
7816                 return -1;
7817         pos += used;
7818         while (*pos == ' ')
7819                 pos++;
7820         used = hwaddr_aton2(pos, src);
7821         if (used < 0)
7822                 return -1;
7823         pos += used;
7824
7825         val = strtol(pos, NULL, 0);
7826         if (val < 0 || val > 0xff)
7827                 return -1;
7828         tos = val;
7829
7830         eth = (struct ether_header *) &buf[2];
7831         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7832         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7833         eth->ether_type = htons(ETHERTYPE_IP);
7834         ip = (struct iphdr *) (eth + 1);
7835         os_memset(ip, 0, sizeof(*ip));
7836         ip->ihl = 5;
7837         ip->version = 4;
7838         ip->ttl = 64;
7839         ip->tos = tos;
7840         ip->tot_len = htons(HWSIM_IP_LEN);
7841         ip->protocol = 1;
7842         ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
7843         ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
7844         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7845         dpos = (u8 *) (ip + 1);
7846         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7847                 *dpos++ = i;
7848
7849         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
7850                            HWSIM_PACKETLEN) < 0)
7851                 return -1;
7852
7853         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7854                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7855
7856         return 0;
7857 }
7858
7859
7860 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7861                                            char *cmd)
7862 {
7863         u8 *buf;
7864         struct ether_header *eth;
7865         struct l2_packet_data *l2 = NULL;
7866         size_t len;
7867         u16 ethertype;
7868         int res = -1;
7869
7870         len = os_strlen(cmd);
7871         if (len & 1 || len < ETH_HLEN * 2)
7872                 return -1;
7873         len /= 2;
7874
7875         buf = os_malloc(len);
7876         if (buf == NULL)
7877                 return -1;
7878
7879         if (hexstr2bin(cmd, buf, len) < 0)
7880                 goto done;
7881
7882         eth = (struct ether_header *) buf;
7883         ethertype = ntohs(eth->ether_type);
7884
7885         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7886                             wpas_data_test_rx, wpa_s, 1);
7887         if (l2 == NULL)
7888                 goto done;
7889
7890         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7891         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7892 done:
7893         if (l2)
7894                 l2_packet_deinit(l2);
7895         os_free(buf);
7896
7897         return res < 0 ? -1 : 0;
7898 }
7899
7900
7901 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7902 {
7903 #ifdef WPA_TRACE_BFD
7904         extern char wpa_trace_fail_func[256];
7905         extern unsigned int wpa_trace_fail_after;
7906         char *pos;
7907
7908         wpa_trace_fail_after = atoi(cmd);
7909         pos = os_strchr(cmd, ':');
7910         if (pos) {
7911                 pos++;
7912                 os_strlcpy(wpa_trace_fail_func, pos,
7913                            sizeof(wpa_trace_fail_func));
7914         } else {
7915                 wpa_trace_fail_after = 0;
7916         }
7917         return 0;
7918 #else /* WPA_TRACE_BFD */
7919         return -1;
7920 #endif /* WPA_TRACE_BFD */
7921 }
7922
7923
7924 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7925                                     char *buf, size_t buflen)
7926 {
7927 #ifdef WPA_TRACE_BFD
7928         extern char wpa_trace_fail_func[256];
7929         extern unsigned int wpa_trace_fail_after;
7930
7931         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7932                            wpa_trace_fail_func);
7933 #else /* WPA_TRACE_BFD */
7934         return -1;
7935 #endif /* WPA_TRACE_BFD */
7936 }
7937
7938
7939 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
7940 {
7941 #ifdef WPA_TRACE_BFD
7942         extern char wpa_trace_test_fail_func[256];
7943         extern unsigned int wpa_trace_test_fail_after;
7944         char *pos;
7945
7946         wpa_trace_test_fail_after = atoi(cmd);
7947         pos = os_strchr(cmd, ':');
7948         if (pos) {
7949                 pos++;
7950                 os_strlcpy(wpa_trace_test_fail_func, pos,
7951                            sizeof(wpa_trace_test_fail_func));
7952         } else {
7953                 wpa_trace_test_fail_after = 0;
7954         }
7955         return 0;
7956 #else /* WPA_TRACE_BFD */
7957         return -1;
7958 #endif /* WPA_TRACE_BFD */
7959 }
7960
7961
7962 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
7963                                     char *buf, size_t buflen)
7964 {
7965 #ifdef WPA_TRACE_BFD
7966         extern char wpa_trace_test_fail_func[256];
7967         extern unsigned int wpa_trace_test_fail_after;
7968
7969         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
7970                            wpa_trace_test_fail_func);
7971 #else /* WPA_TRACE_BFD */
7972         return -1;
7973 #endif /* WPA_TRACE_BFD */
7974 }
7975
7976
7977 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
7978 {
7979         struct wpa_supplicant *wpa_s = eloop_ctx;
7980         int i, count = (intptr_t) timeout_ctx;
7981
7982         wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
7983                    count);
7984         for (i = 0; i < count; i++) {
7985                 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
7986                              i + 1, count);
7987         }
7988 }
7989
7990
7991 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
7992 {
7993         int count;
7994
7995         count = atoi(cmd);
7996         if (count <= 0)
7997                 return -1;
7998
7999         return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
8000                                       (void *) (intptr_t) count);
8001 }
8002
8003
8004 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
8005                                    const char *cmd)
8006 {
8007         struct wpabuf *buf;
8008         size_t len;
8009
8010         len = os_strlen(cmd);
8011         if (len & 1)
8012                 return -1;
8013         len /= 2;
8014
8015         if (len == 0) {
8016                 buf = NULL;
8017         } else {
8018                 buf = wpabuf_alloc(len);
8019                 if (buf == NULL)
8020                         return -1;
8021
8022                 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8023                         wpabuf_free(buf);
8024                         return -1;
8025                 }
8026         }
8027
8028         wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8029         return 0;
8030 }
8031
8032 #endif /* CONFIG_TESTING_OPTIONS */
8033
8034
8035 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8036 {
8037         char *pos = cmd;
8038         int frame;
8039         size_t len;
8040         struct wpabuf *buf;
8041         struct ieee802_11_elems elems;
8042
8043         frame = atoi(pos);
8044         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8045                 return -1;
8046         wpa_s = wpas_vendor_elem(wpa_s, frame);
8047
8048         pos = os_strchr(pos, ' ');
8049         if (pos == NULL)
8050                 return -1;
8051         pos++;
8052
8053         len = os_strlen(pos);
8054         if (len == 0)
8055                 return 0;
8056         if (len & 1)
8057                 return -1;
8058         len /= 2;
8059
8060         buf = wpabuf_alloc(len);
8061         if (buf == NULL)
8062                 return -1;
8063
8064         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8065                 wpabuf_free(buf);
8066                 return -1;
8067         }
8068
8069         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8070             ParseFailed) {
8071                 wpabuf_free(buf);
8072                 return -1;
8073         }
8074
8075         if (wpa_s->vendor_elem[frame] == NULL) {
8076                 wpa_s->vendor_elem[frame] = buf;
8077                 wpas_vendor_elem_update(wpa_s);
8078                 return 0;
8079         }
8080
8081         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8082                 wpabuf_free(buf);
8083                 return -1;
8084         }
8085
8086         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8087         wpabuf_free(buf);
8088         wpas_vendor_elem_update(wpa_s);
8089
8090         return 0;
8091 }
8092
8093
8094 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8095                                      char *buf, size_t buflen)
8096 {
8097         int frame = atoi(cmd);
8098
8099         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8100                 return -1;
8101         wpa_s = wpas_vendor_elem(wpa_s, frame);
8102
8103         if (wpa_s->vendor_elem[frame] == NULL)
8104                 return 0;
8105
8106         return wpa_snprintf_hex(buf, buflen,
8107                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8108                                 wpabuf_len(wpa_s->vendor_elem[frame]));
8109 }
8110
8111
8112 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8113 {
8114         char *pos = cmd;
8115         int frame;
8116         size_t len;
8117         u8 *buf;
8118         struct ieee802_11_elems elems;
8119         int res;
8120
8121         frame = atoi(pos);
8122         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8123                 return -1;
8124         wpa_s = wpas_vendor_elem(wpa_s, frame);
8125
8126         pos = os_strchr(pos, ' ');
8127         if (pos == NULL)
8128                 return -1;
8129         pos++;
8130
8131         if (*pos == '*') {
8132                 wpabuf_free(wpa_s->vendor_elem[frame]);
8133                 wpa_s->vendor_elem[frame] = NULL;
8134                 wpas_vendor_elem_update(wpa_s);
8135                 return 0;
8136         }
8137
8138         if (wpa_s->vendor_elem[frame] == NULL)
8139                 return -1;
8140
8141         len = os_strlen(pos);
8142         if (len == 0)
8143                 return 0;
8144         if (len & 1)
8145                 return -1;
8146         len /= 2;
8147
8148         buf = os_malloc(len);
8149         if (buf == NULL)
8150                 return -1;
8151
8152         if (hexstr2bin(pos, buf, len) < 0) {
8153                 os_free(buf);
8154                 return -1;
8155         }
8156
8157         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8158                 os_free(buf);
8159                 return -1;
8160         }
8161
8162         res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8163         os_free(buf);
8164         return res;
8165 }
8166
8167
8168 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8169 {
8170         struct wpa_supplicant *wpa_s = ctx;
8171
8172         if (neighbor_rep) {
8173                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8174                              "length=%u",
8175                              (unsigned int) wpabuf_len(neighbor_rep));
8176                 wpabuf_free(neighbor_rep);
8177         } else {
8178                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8179         }
8180 }
8181
8182
8183 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
8184                                             char *cmd)
8185 {
8186         struct wpa_ssid ssid;
8187         struct wpa_ssid *ssid_p = NULL;
8188         int ret = 0;
8189
8190         if (os_strncmp(cmd, " ssid=", 6) == 0) {
8191                 ssid.ssid_len = os_strlen(cmd + 6);
8192                 if (ssid.ssid_len > SSID_MAX_LEN)
8193                         return -1;
8194                 ssid.ssid = (u8 *) (cmd + 6);
8195                 ssid_p = &ssid;
8196         }
8197
8198         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
8199                                                  wpas_ctrl_neighbor_rep_cb,
8200                                                  wpa_s);
8201
8202         return ret;
8203 }
8204
8205
8206 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8207 {
8208         eapol_sm_erp_flush(wpa_s->eapol);
8209         return 0;
8210 }
8211
8212
8213 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8214                                          char *cmd)
8215 {
8216         char *token, *context = NULL;
8217         unsigned int enable = ~0, type = 0;
8218         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8219         u8 *addr = NULL, *mask = NULL;
8220
8221         while ((token = str_token(cmd, " ", &context))) {
8222                 if (os_strcasecmp(token, "scan") == 0) {
8223                         type |= MAC_ADDR_RAND_SCAN;
8224                 } else if (os_strcasecmp(token, "sched") == 0) {
8225                         type |= MAC_ADDR_RAND_SCHED_SCAN;
8226                 } else if (os_strcasecmp(token, "pno") == 0) {
8227                         type |= MAC_ADDR_RAND_PNO;
8228                 } else if (os_strcasecmp(token, "all") == 0) {
8229                         type = wpa_s->mac_addr_rand_supported;
8230                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8231                         enable = atoi(token + 7);
8232                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8233                         addr = _addr;
8234                         if (hwaddr_aton(token + 5, addr)) {
8235                                 wpa_printf(MSG_INFO,
8236                                            "CTRL: Invalid MAC address: %s",
8237                                            token);
8238                                 return -1;
8239                         }
8240                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8241                         mask = _mask;
8242                         if (hwaddr_aton(token + 5, mask)) {
8243                                 wpa_printf(MSG_INFO,
8244                                            "CTRL: Invalid MAC address mask: %s",
8245                                            token);
8246                                 return -1;
8247                         }
8248                 } else {
8249                         wpa_printf(MSG_INFO,
8250                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8251                                    token);
8252                         return -1;
8253                 }
8254         }
8255
8256         if (!type) {
8257                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8258                 return -1;
8259         }
8260
8261         if ((wpa_s->mac_addr_rand_supported & type) != type) {
8262                 wpa_printf(MSG_INFO,
8263                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8264                            type, wpa_s->mac_addr_rand_supported);
8265                 return -1;
8266         }
8267
8268         if (enable > 1) {
8269                 wpa_printf(MSG_INFO,
8270                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8271                 return -1;
8272         }
8273
8274         if (!enable) {
8275                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8276                 if (wpa_s->pno) {
8277                         if (type & MAC_ADDR_RAND_PNO) {
8278                                 wpas_stop_pno(wpa_s);
8279                                 wpas_start_pno(wpa_s);
8280                         }
8281                 } else if (wpa_s->sched_scanning &&
8282                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8283                         /* simulate timeout to restart the sched scan */
8284                         wpa_s->sched_scan_timed_out = 1;
8285                         wpa_s->prev_sched_ssid = NULL;
8286                         wpa_supplicant_cancel_sched_scan(wpa_s);
8287                 }
8288                 return 0;
8289         }
8290
8291         if ((addr && !mask) || (!addr && mask)) {
8292                 wpa_printf(MSG_INFO,
8293                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8294                 return -1;
8295         }
8296
8297         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8298                 wpa_printf(MSG_INFO,
8299                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8300                 return -1;
8301         }
8302
8303         if (type & MAC_ADDR_RAND_SCAN) {
8304                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8305                                             addr, mask);
8306         }
8307
8308         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8309                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8310                                             addr, mask);
8311
8312                 if (wpa_s->sched_scanning && !wpa_s->pno) {
8313                         /* simulate timeout to restart the sched scan */
8314                         wpa_s->sched_scan_timed_out = 1;
8315                         wpa_s->prev_sched_ssid = NULL;
8316                         wpa_supplicant_cancel_sched_scan(wpa_s);
8317                 }
8318         }
8319
8320         if (type & MAC_ADDR_RAND_PNO) {
8321                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8322                                             addr, mask);
8323                 if (wpa_s->pno) {
8324                         wpas_stop_pno(wpa_s);
8325                         wpas_start_pno(wpa_s);
8326                 }
8327         }
8328
8329         return 0;
8330 }
8331
8332
8333 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8334 {
8335         if (os_strcmp(cmd, "PING") == 0 ||
8336             os_strncmp(cmd, "BSS ", 4) == 0 ||
8337             os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8338             os_strncmp(cmd, "STATUS", 6) == 0 ||
8339             os_strncmp(cmd, "STA ", 4) == 0 ||
8340             os_strncmp(cmd, "STA-", 4) == 0)
8341                 return MSG_EXCESSIVE;
8342         return MSG_DEBUG;
8343 }
8344
8345
8346 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8347                                          char *buf, size_t *resp_len)
8348 {
8349         char *reply;
8350         const int reply_size = 4096;
8351         int reply_len;
8352
8353         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8354             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8355                 if (wpa_debug_show_keys)
8356                         wpa_dbg(wpa_s, MSG_DEBUG,
8357                                 "Control interface command '%s'", buf);
8358                 else
8359                         wpa_dbg(wpa_s, MSG_DEBUG,
8360                                 "Control interface command '%s [REMOVED]'",
8361                                 os_strncmp(buf, WPA_CTRL_RSP,
8362                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
8363                                 WPA_CTRL_RSP : "SET_NETWORK");
8364         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8365                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8366                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8367                                       (const u8 *) buf, os_strlen(buf));
8368         } else {
8369                 int level = wpas_ctrl_cmd_debug_level(buf);
8370                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8371         }
8372
8373         reply = os_malloc(reply_size);
8374         if (reply == NULL) {
8375                 *resp_len = 1;
8376                 return NULL;
8377         }
8378
8379         os_memcpy(reply, "OK\n", 3);
8380         reply_len = 3;
8381
8382         if (os_strcmp(buf, "PING") == 0) {
8383                 os_memcpy(reply, "PONG\n", 5);
8384                 reply_len = 5;
8385         } else if (os_strcmp(buf, "IFNAME") == 0) {
8386                 reply_len = os_strlen(wpa_s->ifname);
8387                 os_memcpy(reply, wpa_s->ifname, reply_len);
8388         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8389                 if (wpa_debug_reopen_file() < 0)
8390                         reply_len = -1;
8391         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8392                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8393         } else if (os_strcmp(buf, "MIB") == 0) {
8394                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8395                 if (reply_len >= 0) {
8396                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
8397                                                       reply + reply_len,
8398                                                       reply_size - reply_len);
8399                 }
8400         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8401                 reply_len = wpa_supplicant_ctrl_iface_status(
8402                         wpa_s, buf + 6, reply, reply_size);
8403         } else if (os_strcmp(buf, "PMKSA") == 0) {
8404                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
8405                                                     reply_size);
8406         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8407                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8408         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8409                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8410                         reply_len = -1;
8411         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8412                 reply_len = wpa_config_dump_values(wpa_s->conf,
8413                                                    reply, reply_size);
8414         } else if (os_strncmp(buf, "GET ", 4) == 0) {
8415                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8416                                                           reply, reply_size);
8417         } else if (os_strcmp(buf, "LOGON") == 0) {
8418                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8419         } else if (os_strcmp(buf, "LOGOFF") == 0) {
8420                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8421         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8422                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8423                         reply_len = -1;
8424                 else
8425                         wpas_request_connection(wpa_s);
8426         } else if (os_strcmp(buf, "REATTACH") == 0) {
8427                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8428                     !wpa_s->current_ssid)
8429                         reply_len = -1;
8430                 else {
8431                         wpa_s->reattach = 1;
8432                         wpas_request_connection(wpa_s);
8433                 }
8434         } else if (os_strcmp(buf, "RECONNECT") == 0) {
8435                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8436                         reply_len = -1;
8437                 else if (wpa_s->disconnected)
8438                         wpas_request_connection(wpa_s);
8439 #ifdef IEEE8021X_EAPOL
8440         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8441                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8442                         reply_len = -1;
8443 #endif /* IEEE8021X_EAPOL */
8444 #ifdef CONFIG_PEERKEY
8445         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8446                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8447                         reply_len = -1;
8448 #endif /* CONFIG_PEERKEY */
8449 #ifdef CONFIG_IEEE80211R
8450         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8451                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8452                         reply_len = -1;
8453 #endif /* CONFIG_IEEE80211R */
8454 #ifdef CONFIG_WPS
8455         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8456                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8457                 if (res == -2) {
8458                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8459                         reply_len = 17;
8460                 } else if (res)
8461                         reply_len = -1;
8462         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8463                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8464                 if (res == -2) {
8465                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8466                         reply_len = 17;
8467                 } else if (res)
8468                         reply_len = -1;
8469         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8470                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8471                                                               reply,
8472                                                               reply_size);
8473         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8474                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8475                         wpa_s, buf + 14, reply, reply_size);
8476         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8477                 if (wpas_wps_cancel(wpa_s))
8478                         reply_len = -1;
8479 #ifdef CONFIG_WPS_NFC
8480         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8481                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8482                         reply_len = -1;
8483         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8484                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8485                         reply_len = -1;
8486         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8487                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8488                         wpa_s, buf + 21, reply, reply_size);
8489         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8490                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8491                         wpa_s, buf + 14, reply, reply_size);
8492         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8493                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8494                                                                buf + 17))
8495                         reply_len = -1;
8496         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8497                 reply_len = wpas_ctrl_nfc_get_handover_req(
8498                         wpa_s, buf + 21, reply, reply_size);
8499         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8500                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8501                         wpa_s, buf + 21, reply, reply_size);
8502         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8503                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8504                         reply_len = -1;
8505 #endif /* CONFIG_WPS_NFC */
8506         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8507                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8508                         reply_len = -1;
8509 #ifdef CONFIG_AP
8510         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8511                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8512                         wpa_s, buf + 11, reply, reply_size);
8513 #endif /* CONFIG_AP */
8514 #ifdef CONFIG_WPS_ER
8515         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8516                 if (wpas_wps_er_start(wpa_s, NULL))
8517                         reply_len = -1;
8518         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8519                 if (wpas_wps_er_start(wpa_s, buf + 13))
8520                         reply_len = -1;
8521         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8522                 wpas_wps_er_stop(wpa_s);
8523         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8524                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8525                         reply_len = -1;
8526         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8527                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8528                 if (ret == -2) {
8529                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8530                         reply_len = 17;
8531                 } else if (ret == -3) {
8532                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8533                         reply_len = 18;
8534                 } else if (ret == -4) {
8535                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8536                         reply_len = 20;
8537                 } else if (ret)
8538                         reply_len = -1;
8539         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8540                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8541                         reply_len = -1;
8542         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8543                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8544                                                                 buf + 18))
8545                         reply_len = -1;
8546         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8547                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8548                         reply_len = -1;
8549 #ifdef CONFIG_WPS_NFC
8550         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8551                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8552                         wpa_s, buf + 24, reply, reply_size);
8553 #endif /* CONFIG_WPS_NFC */
8554 #endif /* CONFIG_WPS_ER */
8555 #endif /* CONFIG_WPS */
8556 #ifdef CONFIG_IBSS_RSN
8557         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8558                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8559                         reply_len = -1;
8560 #endif /* CONFIG_IBSS_RSN */
8561 #ifdef CONFIG_MESH
8562         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8563                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8564                         wpa_s, buf + 19, reply, reply_size);
8565         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8566                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8567                         wpa_s, "", reply, reply_size);
8568         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8569                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8570                         reply_len = -1;
8571         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8572                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8573                                                                 buf + 18))
8574                         reply_len = -1;
8575 #endif /* CONFIG_MESH */
8576 #ifdef CONFIG_P2P
8577         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8578                 if (p2p_ctrl_find(wpa_s, buf + 8))
8579                         reply_len = -1;
8580         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8581                 if (p2p_ctrl_find(wpa_s, ""))
8582                         reply_len = -1;
8583         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8584                 wpas_p2p_stop_find(wpa_s);
8585         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8586                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8587                         reply_len = -1;
8588         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8589                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8590                         reply_len = -1;
8591         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8592                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8593                                              reply_size);
8594         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8595                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8596                         reply_len = -1;
8597         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8598                 if (p2p_ctrl_listen(wpa_s, ""))
8599                         reply_len = -1;
8600         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8601                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8602                         reply_len = -1;
8603         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8604                 if (p2p_ctrl_group_add(wpa_s, ""))
8605                         reply_len = -1;
8606         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8607                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8608                         reply_len = -1;
8609         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8610                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8611                         reply_len = -1;
8612         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8613                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8614         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8615                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8616                                                    reply_size);
8617         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8618                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8619                         reply_len = -1;
8620         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8621                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8622                         reply_len = -1;
8623         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8624                 wpas_p2p_sd_service_update(wpa_s);
8625         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8626                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8627                         reply_len = -1;
8628         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8629                 wpas_p2p_service_flush(wpa_s);
8630         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8631                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8632                         reply_len = -1;
8633         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8634                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8635                         reply_len = -1;
8636         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8637                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8638                         reply_len = -1;
8639         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8640                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8641                         reply_len = -1;
8642         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8643                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8644                         reply_len = -1;
8645         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8646                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8647                                               reply_size);
8648         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8649                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8650                         reply_len = -1;
8651         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8652                 p2p_ctrl_flush(wpa_s);
8653         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8654                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8655                         reply_len = -1;
8656         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8657                 if (wpas_p2p_cancel(wpa_s))
8658                         reply_len = -1;
8659         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8660                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8661                         reply_len = -1;
8662         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8663                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8664                         reply_len = -1;
8665         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8666                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8667                         reply_len = -1;
8668         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8669                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8670                         reply_len = -1;
8671         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8672                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8673                         reply_len = -1;
8674 #endif /* CONFIG_P2P */
8675 #ifdef CONFIG_WIFI_DISPLAY
8676         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8677                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8678                         reply_len = -1;
8679         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8680                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8681                                                      reply, reply_size);
8682 #endif /* CONFIG_WIFI_DISPLAY */
8683 #ifdef CONFIG_INTERWORKING
8684         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8685                 if (interworking_fetch_anqp(wpa_s) < 0)
8686                         reply_len = -1;
8687         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8688                 interworking_stop_fetch_anqp(wpa_s);
8689         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8690                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8691                         reply_len = -1;
8692         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8693                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8694                         reply_len = -1;
8695         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8696                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8697                         reply_len = -1;
8698         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8699                 int id;
8700
8701                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8702                 if (id < 0)
8703                         reply_len = -1;
8704                 else {
8705                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8706                         if (os_snprintf_error(reply_size, reply_len))
8707                                 reply_len = -1;
8708                 }
8709         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8710                 if (get_anqp(wpa_s, buf + 9) < 0)
8711                         reply_len = -1;
8712         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8713                 if (gas_request(wpa_s, buf + 12) < 0)
8714                         reply_len = -1;
8715         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8716                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8717                                              reply_size);
8718 #endif /* CONFIG_INTERWORKING */
8719 #ifdef CONFIG_HS20
8720         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8721                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8722                         reply_len = -1;
8723         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8724                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8725                         reply_len = -1;
8726         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8727                 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
8728                         reply_len = -1;
8729         } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
8730                 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
8731                         reply_len = -1;
8732         } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
8733                 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
8734         } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
8735                 if (del_hs20_icon(wpa_s, buf + 14) < 0)
8736                         reply_len = -1;
8737         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8738                 if (hs20_fetch_osu(wpa_s) < 0)
8739                         reply_len = -1;
8740         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8741                 hs20_cancel_fetch_osu(wpa_s);
8742 #endif /* CONFIG_HS20 */
8743         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8744         {
8745                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8746                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8747                         reply_len = -1;
8748                 else {
8749                         /*
8750                          * Notify response from timeout to allow the control
8751                          * interface response to be sent first.
8752                          */
8753                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8754                                                wpa_s, NULL);
8755                 }
8756         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8757                 if (wpa_supplicant_reload_configuration(wpa_s))
8758                         reply_len = -1;
8759         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8760                 wpa_supplicant_terminate_proc(wpa_s->global);
8761         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8762                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8763                         reply_len = -1;
8764         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8765                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8766                         wpa_s, buf + 9, reply, reply_size);
8767         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8768                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8769                         wpa_s, buf + 9, reply, reply_size);
8770         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8771                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8772                         wpa_s, buf + 14, reply, reply_size);
8773         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8774                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8775                         wpa_s, NULL, reply, reply_size);
8776         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8777 #ifdef CONFIG_SME
8778                 wpa_s->sme.prev_bssid_set = 0;
8779 #endif /* CONFIG_SME */
8780                 wpa_s->reassociate = 0;
8781                 wpa_s->disconnected = 1;
8782                 wpa_supplicant_cancel_sched_scan(wpa_s);
8783                 wpa_supplicant_cancel_scan(wpa_s);
8784                 wpa_supplicant_deauthenticate(wpa_s,
8785                                               WLAN_REASON_DEAUTH_LEAVING);
8786                 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8787         } else if (os_strcmp(buf, "SCAN") == 0) {
8788                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8789         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8790                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8791         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8792                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8793                         wpa_s, reply, reply_size);
8794         } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
8795                 if (wpas_abort_ongoing_scan(wpa_s) < 0)
8796                         reply_len = -1;
8797         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8798                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8799                         reply_len = -1;
8800         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8801                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8802                         reply_len = -1;
8803         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8804                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8805                         reply_len = -1;
8806         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8807                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8808                         wpa_s, reply, reply_size);
8809         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8810                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8811                         reply_len = -1;
8812         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8813                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8814                         reply_len = -1;
8815         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8816                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8817                         wpa_s, buf + 12, reply, reply_size);
8818         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8819                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
8820                                                           wpa_s))
8821                         reply_len = -1;
8822         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8823                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8824                         wpa_s, reply, reply_size);
8825         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8826                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8827                         wpa_s, reply, reply_size);
8828         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8829                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8830                         reply_len = -1;
8831         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8832                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8833                         reply_len = -1;
8834         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8835                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8836                                                                reply,
8837                                                                reply_size);
8838 #ifndef CONFIG_NO_CONFIG_WRITE
8839         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8840                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8841                         reply_len = -1;
8842 #endif /* CONFIG_NO_CONFIG_WRITE */
8843         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8844                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8845                         wpa_s, buf + 15, reply, reply_size);
8846         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8847                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8848                         reply_len = -1;
8849         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8850                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8851                         reply_len = -1;
8852         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8853                 reply_len = wpa_supplicant_global_iface_list(
8854                         wpa_s->global, reply, reply_size);
8855         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
8856                 reply_len = wpa_supplicant_global_iface_interfaces(
8857                         wpa_s->global, buf + 10, reply, reply_size);
8858         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8859                 reply_len = wpa_supplicant_ctrl_iface_bss(
8860                         wpa_s, buf + 4, reply, reply_size);
8861 #ifdef CONFIG_AP
8862         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8863                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8864         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8865                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8866                                               reply_size);
8867         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8868                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8869                                                    reply_size);
8870         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8871                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8872                         reply_len = -1;
8873         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8874                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8875                         reply_len = -1;
8876         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8877                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8878                         reply_len = -1;
8879         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8880                 if (wpas_ap_stop_ap(wpa_s))
8881                         reply_len = -1;
8882 #endif /* CONFIG_AP */
8883         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8884                 wpas_notify_suspend(wpa_s->global);
8885         } else if (os_strcmp(buf, "RESUME") == 0) {
8886                 wpas_notify_resume(wpa_s->global);
8887 #ifdef CONFIG_TESTING_OPTIONS
8888         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8889                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8890 #endif /* CONFIG_TESTING_OPTIONS */
8891         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8892                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8893                         reply_len = -1;
8894         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8895                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8896         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8897                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8898                         reply_len = -1;
8899         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8900                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8901                                                                buf + 17))
8902                         reply_len = -1;
8903         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8904                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8905 #ifdef CONFIG_TDLS
8906         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8907                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8908                         reply_len = -1;
8909         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8910                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8911                         reply_len = -1;
8912         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8913                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8914                         reply_len = -1;
8915         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8916                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8917                                                                buf + 17))
8918                         reply_len = -1;
8919         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8920                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8921                                                                       buf + 24))
8922                         reply_len = -1;
8923         } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
8924                 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
8925                         wpa_s, buf + 17, reply, reply_size);
8926 #endif /* CONFIG_TDLS */
8927         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8928                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8929         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8930                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8931                         reply_len = -1;
8932         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8933                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8934                         reply_len = -1;
8935         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8936                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8937                                                        reply_size);
8938         } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
8939                 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
8940                         reply_len = -1;
8941         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8942                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8943                                                        reply_size);
8944 #ifdef CONFIG_AUTOSCAN
8945         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8946                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8947                         reply_len = -1;
8948 #endif /* CONFIG_AUTOSCAN */
8949 #ifdef ANDROID
8950         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8951                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8952                                                       reply_size);
8953 #endif /* ANDROID */
8954         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8955                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8956                                                       reply_size);
8957         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8958                 pmksa_cache_clear_current(wpa_s->wpa);
8959                 eapol_sm_request_reauth(wpa_s->eapol);
8960 #ifdef CONFIG_WNM
8961         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8962                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8963                         reply_len = -1;
8964         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8965                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8966                                 reply_len = -1;
8967 #endif /* CONFIG_WNM */
8968         } else if (os_strcmp(buf, "FLUSH") == 0) {
8969                 wpa_supplicant_ctrl_iface_flush(wpa_s);
8970         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8971                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8972                                                  reply_size);
8973 #ifdef CONFIG_TESTING_OPTIONS
8974         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8975                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8976                         reply_len = -1;
8977         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8978                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8979         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8980                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8981                         reply_len = -1;
8982         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8983                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8984                         reply_len = -1;
8985         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8986                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8987                         reply_len = -1;
8988         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8989                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8990                         reply_len = -1;
8991         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8992                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8993                         reply_len = -1;
8994         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8995                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8996                         reply_len = -1;
8997         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8998                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8999         } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
9000                 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
9001                         reply_len = -1;
9002         } else if (os_strcmp(buf, "GET_FAIL") == 0) {
9003                 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
9004         } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
9005                 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
9006                         reply_len = -1;
9007         } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
9008                 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
9009                         reply_len = -1;
9010 #endif /* CONFIG_TESTING_OPTIONS */
9011         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9012                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9013                         reply_len = -1;
9014         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9015                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9016                                                       reply_size);
9017         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9018                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9019                         reply_len = -1;
9020         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9021                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
9022                         reply_len = -1;
9023         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9024                 wpas_ctrl_iface_erp_flush(wpa_s);
9025         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9026                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9027                         reply_len = -1;
9028         } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9029                 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9030                         wpa_s, buf + 19, reply, reply_size);
9031         } else {
9032                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9033                 reply_len = 16;
9034         }
9035
9036         if (reply_len < 0) {
9037                 os_memcpy(reply, "FAIL\n", 5);
9038                 reply_len = 5;
9039         }
9040
9041         *resp_len = reply_len;
9042         return reply;
9043 }
9044
9045
9046 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9047                                            char *cmd)
9048 {
9049         struct wpa_interface iface;
9050         char *pos, *extra;
9051         struct wpa_supplicant *wpa_s;
9052         unsigned int create_iface = 0;
9053         u8 mac_addr[ETH_ALEN];
9054         enum wpa_driver_if_type type = WPA_IF_STATION;
9055
9056         /*
9057          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9058          * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9059          */
9060         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9061
9062         os_memset(&iface, 0, sizeof(iface));
9063
9064         do {
9065                 iface.ifname = pos = cmd;
9066                 pos = os_strchr(pos, '\t');
9067                 if (pos)
9068                         *pos++ = '\0';
9069                 if (iface.ifname[0] == '\0')
9070                         return -1;
9071                 if (pos == NULL)
9072                         break;
9073
9074                 iface.confname = pos;
9075                 pos = os_strchr(pos, '\t');
9076                 if (pos)
9077                         *pos++ = '\0';
9078                 if (iface.confname[0] == '\0')
9079                         iface.confname = NULL;
9080                 if (pos == NULL)
9081                         break;
9082
9083                 iface.driver = pos;
9084                 pos = os_strchr(pos, '\t');
9085                 if (pos)
9086                         *pos++ = '\0';
9087                 if (iface.driver[0] == '\0')
9088                         iface.driver = NULL;
9089                 if (pos == NULL)
9090                         break;
9091
9092                 iface.ctrl_interface = pos;
9093                 pos = os_strchr(pos, '\t');
9094                 if (pos)
9095                         *pos++ = '\0';
9096                 if (iface.ctrl_interface[0] == '\0')
9097                         iface.ctrl_interface = NULL;
9098                 if (pos == NULL)
9099                         break;
9100
9101                 iface.driver_param = pos;
9102                 pos = os_strchr(pos, '\t');
9103                 if (pos)
9104                         *pos++ = '\0';
9105                 if (iface.driver_param[0] == '\0')
9106                         iface.driver_param = NULL;
9107                 if (pos == NULL)
9108                         break;
9109
9110                 iface.bridge_ifname = pos;
9111                 pos = os_strchr(pos, '\t');
9112                 if (pos)
9113                         *pos++ = '\0';
9114                 if (iface.bridge_ifname[0] == '\0')
9115                         iface.bridge_ifname = NULL;
9116                 if (pos == NULL)
9117                         break;
9118
9119                 extra = pos;
9120                 pos = os_strchr(pos, '\t');
9121                 if (pos)
9122                         *pos++ = '\0';
9123                 if (!extra[0])
9124                         break;
9125
9126                 if (os_strcmp(extra, "create") == 0) {
9127                         create_iface = 1;
9128                         if (!pos)
9129                                 break;
9130
9131                         if (os_strcmp(pos, "sta") == 0) {
9132                                 type = WPA_IF_STATION;
9133                         } else if (os_strcmp(pos, "ap") == 0) {
9134                                 type = WPA_IF_AP_BSS;
9135                         } else {
9136                                 wpa_printf(MSG_DEBUG,
9137                                            "INTERFACE_ADD unsupported interface type: '%s'",
9138                                            pos);
9139                                 return -1;
9140                         }
9141                 } else {
9142                         wpa_printf(MSG_DEBUG,
9143                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
9144                                    extra);
9145                         return -1;
9146                 }
9147         } while (0);
9148
9149         if (create_iface) {
9150                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9151                            iface.ifname);
9152                 if (!global->ifaces)
9153                         return -1;
9154                 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9155                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
9156                         wpa_printf(MSG_ERROR,
9157                                    "CTRL_IFACE interface creation failed");
9158                         return -1;
9159                 }
9160
9161                 wpa_printf(MSG_DEBUG,
9162                            "CTRL_IFACE interface '%s' created with MAC addr: "
9163                            MACSTR, iface.ifname, MAC2STR(mac_addr));
9164         }
9165
9166         if (wpa_supplicant_get_iface(global, iface.ifname))
9167                 goto fail;
9168
9169         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9170         if (!wpa_s)
9171                 goto fail;
9172         wpa_s->added_vif = create_iface;
9173         return 0;
9174
9175 fail:
9176         if (create_iface)
9177                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9178         return -1;
9179 }
9180
9181
9182 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9183                                               char *cmd)
9184 {
9185         struct wpa_supplicant *wpa_s;
9186         int ret;
9187         unsigned int delete_iface;
9188
9189         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9190
9191         wpa_s = wpa_supplicant_get_iface(global, cmd);
9192         if (wpa_s == NULL)
9193                 return -1;
9194         delete_iface = wpa_s->added_vif;
9195         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9196         if (!ret && delete_iface) {
9197                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9198                            cmd);
9199                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9200         }
9201         return ret;
9202 }
9203
9204
9205 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9206 {
9207         struct wpa_interface_info *prev;
9208
9209         while (iface) {
9210                 prev = iface;
9211                 iface = iface->next;
9212
9213                 os_free(prev->ifname);
9214                 os_free(prev->desc);
9215                 os_free(prev);
9216         }
9217 }
9218
9219
9220 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9221                                             char *buf, int len)
9222 {
9223         int i, res;
9224         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9225         char *pos, *end;
9226
9227         for (i = 0; wpa_drivers[i]; i++) {
9228                 const struct wpa_driver_ops *drv = wpa_drivers[i];
9229                 if (drv->get_interfaces == NULL)
9230                         continue;
9231                 tmp = drv->get_interfaces(global->drv_priv[i]);
9232                 if (tmp == NULL)
9233                         continue;
9234
9235                 if (last == NULL)
9236                         iface = last = tmp;
9237                 else
9238                         last->next = tmp;
9239                 while (last->next)
9240                         last = last->next;
9241         }
9242
9243         pos = buf;
9244         end = buf + len;
9245         for (tmp = iface; tmp; tmp = tmp->next) {
9246                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9247                                   tmp->drv_name, tmp->ifname,
9248                                   tmp->desc ? tmp->desc : "");
9249                 if (os_snprintf_error(end - pos, res)) {
9250                         *pos = '\0';
9251                         break;
9252                 }
9253                 pos += res;
9254         }
9255
9256         wpa_free_iface_info(iface);
9257
9258         return pos - buf;
9259 }
9260
9261
9262 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9263                                                   const char *input,
9264                                                   char *buf, int len)
9265 {
9266         int res;
9267         char *pos, *end;
9268         struct wpa_supplicant *wpa_s;
9269         int show_ctrl = 0;
9270
9271         if (input)
9272                 show_ctrl = !!os_strstr(input, "ctrl");
9273
9274         wpa_s = global->ifaces;
9275         pos = buf;
9276         end = buf + len;
9277
9278         while (wpa_s) {
9279                 if (show_ctrl)
9280                         res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
9281                                           wpa_s->ifname,
9282                                           wpa_s->conf->ctrl_interface ?
9283                                           wpa_s->conf->ctrl_interface : "N/A");
9284                 else
9285                         res = os_snprintf(pos, end - pos, "%s\n",
9286                                           wpa_s->ifname);
9287
9288                 if (os_snprintf_error(end - pos, res)) {
9289                         *pos = '\0';
9290                         break;
9291                 }
9292                 pos += res;
9293                 wpa_s = wpa_s->next;
9294         }
9295         return pos - buf;
9296 }
9297
9298
9299 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9300                                             const char *ifname,
9301                                             char *cmd, size_t *resp_len)
9302 {
9303         struct wpa_supplicant *wpa_s;
9304
9305         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9306                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9307                         break;
9308         }
9309
9310         if (wpa_s == NULL) {
9311                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9312                 if (resp)
9313                         *resp_len = os_strlen(resp);
9314                 else
9315                         *resp_len = 1;
9316                 return resp;
9317         }
9318
9319         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9320 }
9321
9322
9323 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9324                                                char *buf, size_t *resp_len)
9325 {
9326 #ifdef CONFIG_P2P
9327         static const char * cmd[] = {
9328                 "LIST_NETWORKS",
9329                 "P2P_FIND",
9330                 "P2P_STOP_FIND",
9331                 "P2P_LISTEN",
9332                 "P2P_GROUP_ADD",
9333                 "P2P_GET_PASSPHRASE",
9334                 "P2P_SERVICE_UPDATE",
9335                 "P2P_SERVICE_FLUSH",
9336                 "P2P_FLUSH",
9337                 "P2P_CANCEL",
9338                 "P2P_PRESENCE_REQ",
9339                 "P2P_EXT_LISTEN",
9340                 NULL
9341         };
9342         static const char * prefix[] = {
9343 #ifdef ANDROID
9344                 "DRIVER ",
9345 #endif /* ANDROID */
9346                 "GET_NETWORK ",
9347                 "REMOVE_NETWORK ",
9348                 "P2P_FIND ",
9349                 "P2P_CONNECT ",
9350                 "P2P_LISTEN ",
9351                 "P2P_GROUP_REMOVE ",
9352                 "P2P_GROUP_ADD ",
9353                 "P2P_PROV_DISC ",
9354                 "P2P_SERV_DISC_REQ ",
9355                 "P2P_SERV_DISC_CANCEL_REQ ",
9356                 "P2P_SERV_DISC_RESP ",
9357                 "P2P_SERV_DISC_EXTERNAL ",
9358                 "P2P_SERVICE_ADD ",
9359                 "P2P_SERVICE_DEL ",
9360                 "P2P_SERVICE_REP ",
9361                 "P2P_REJECT ",
9362                 "P2P_INVITE ",
9363                 "P2P_PEER ",
9364                 "P2P_SET ",
9365                 "P2P_UNAUTHORIZE ",
9366                 "P2P_PRESENCE_REQ ",
9367                 "P2P_EXT_LISTEN ",
9368                 "P2P_REMOVE_CLIENT ",
9369                 "WPS_NFC_TOKEN ",
9370                 "WPS_NFC_TAG_READ ",
9371                 "NFC_GET_HANDOVER_SEL ",
9372                 "NFC_GET_HANDOVER_REQ ",
9373                 "NFC_REPORT_HANDOVER ",
9374                 "P2P_ASP_PROVISION ",
9375                 "P2P_ASP_PROVISION_RESP ",
9376                 NULL
9377         };
9378         int found = 0;
9379         int i;
9380
9381         if (global->p2p_init_wpa_s == NULL)
9382                 return NULL;
9383
9384         for (i = 0; !found && cmd[i]; i++) {
9385                 if (os_strcmp(buf, cmd[i]) == 0)
9386                         found = 1;
9387         }
9388
9389         for (i = 0; !found && prefix[i]; i++) {
9390                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9391                         found = 1;
9392         }
9393
9394         if (found)
9395                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9396                                                          buf, resp_len);
9397 #endif /* CONFIG_P2P */
9398         return NULL;
9399 }
9400
9401
9402 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9403                                                char *buf, size_t *resp_len)
9404 {
9405 #ifdef CONFIG_WIFI_DISPLAY
9406         if (global->p2p_init_wpa_s == NULL)
9407                 return NULL;
9408         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9409             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9410                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9411                                                          buf, resp_len);
9412 #endif /* CONFIG_WIFI_DISPLAY */
9413         return NULL;
9414 }
9415
9416
9417 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9418                                            char *buf, size_t *resp_len)
9419 {
9420         char *ret;
9421
9422         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9423         if (ret)
9424                 return ret;
9425
9426         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9427         if (ret)
9428                 return ret;
9429
9430         return NULL;
9431 }
9432
9433
9434 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9435 {
9436         char *value;
9437
9438         value = os_strchr(cmd, ' ');
9439         if (value == NULL)
9440                 return -1;
9441         *value++ = '\0';
9442
9443         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9444
9445 #ifdef CONFIG_WIFI_DISPLAY
9446         if (os_strcasecmp(cmd, "wifi_display") == 0) {
9447                 wifi_display_enable(global, !!atoi(value));
9448                 return 0;
9449         }
9450 #endif /* CONFIG_WIFI_DISPLAY */
9451
9452         /* Restore cmd to its original value to allow redirection */
9453         value[-1] = ' ';
9454
9455         return -1;
9456 }
9457
9458
9459 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9460                                               char *cmd)
9461 {
9462         struct wpa_supplicant *wpa_s[2]; /* src, dst */
9463         char *p;
9464         unsigned int i;
9465
9466         /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9467          * <variable name> */
9468
9469         for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9470                 p = os_strchr(cmd, ' ');
9471                 if (p == NULL)
9472                         return -1;
9473                 *p = '\0';
9474
9475                 wpa_s[i] = global->ifaces;
9476                 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9477                         if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9478                                 break;
9479                 }
9480
9481                 if (!wpa_s[i]) {
9482                         wpa_printf(MSG_DEBUG,
9483                                    "CTRL_IFACE: Could not find iface=%s", cmd);
9484                         return -1;
9485                 }
9486
9487                 cmd = p + 1;
9488         }
9489
9490         return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9491 }
9492
9493
9494 #ifndef CONFIG_NO_CONFIG_WRITE
9495 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9496 {
9497         int ret = 0, saved = 0;
9498         struct wpa_supplicant *wpa_s;
9499
9500         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9501                 if (!wpa_s->conf->update_config) {
9502                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9503                         continue;
9504                 }
9505
9506                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9507                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9508                         ret = 1;
9509                 } else {
9510                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9511                         saved++;
9512                 }
9513         }
9514
9515         if (!saved && !ret) {
9516                 wpa_dbg(wpa_s, MSG_DEBUG,
9517                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9518                 ret = 1;
9519         }
9520
9521         return ret;
9522 }
9523 #endif /* CONFIG_NO_CONFIG_WRITE */
9524
9525
9526 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9527                                          char *buf, size_t buflen)
9528 {
9529         char *pos, *end;
9530         int ret;
9531         struct wpa_supplicant *wpa_s;
9532
9533         pos = buf;
9534         end = buf + buflen;
9535
9536 #ifdef CONFIG_P2P
9537         if (global->p2p && !global->p2p_disabled) {
9538                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9539                                   "\n"
9540                                   "p2p_state=%s\n",
9541                                   MAC2STR(global->p2p_dev_addr),
9542                                   p2p_get_state_txt(global->p2p));
9543                 if (os_snprintf_error(end - pos, ret))
9544                         return pos - buf;
9545                 pos += ret;
9546         } else if (global->p2p) {
9547                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9548                 if (os_snprintf_error(end - pos, ret))
9549                         return pos - buf;
9550                 pos += ret;
9551         }
9552 #endif /* CONFIG_P2P */
9553
9554 #ifdef CONFIG_WIFI_DISPLAY
9555         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9556                           !!global->wifi_display);
9557         if (os_snprintf_error(end - pos, ret))
9558                 return pos - buf;
9559         pos += ret;
9560 #endif /* CONFIG_WIFI_DISPLAY */
9561
9562         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9563                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9564                                   "address=" MACSTR "\n",
9565                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9566                 if (os_snprintf_error(end - pos, ret))
9567                         return pos - buf;
9568                 pos += ret;
9569         }
9570
9571         return pos - buf;
9572 }
9573
9574
9575 #ifdef CONFIG_FST
9576
9577 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9578                                              char *cmd, char *buf,
9579                                              size_t reply_size)
9580 {
9581         char ifname[IFNAMSIZ + 1];
9582         struct fst_iface_cfg cfg;
9583         struct wpa_supplicant *wpa_s;
9584         struct fst_wpa_obj iface_obj;
9585
9586         if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9587                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9588                 if (wpa_s) {
9589                         if (wpa_s->fst) {
9590                                 wpa_printf(MSG_INFO, "FST: Already attached");
9591                                 return -1;
9592                         }
9593                         fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9594                         wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9595                                                 &iface_obj, &cfg);
9596                         if (wpa_s->fst)
9597                                 return os_snprintf(buf, reply_size, "OK\n");
9598                 }
9599         }
9600
9601         return -1;
9602 }
9603
9604
9605 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9606                                              char *cmd, char *buf,
9607                                              size_t reply_size)
9608 {
9609         char ifname[IFNAMSIZ + 1];
9610         struct wpa_supplicant *wpa_s;
9611
9612         if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9613                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9614                 if (wpa_s) {
9615                         if (!fst_iface_detach(ifname)) {
9616                                 wpa_s->fst = NULL;
9617                                 return os_snprintf(buf, reply_size, "OK\n");
9618                         }
9619                 }
9620         }
9621
9622         return -1;
9623 }
9624
9625 #endif /* CONFIG_FST */
9626
9627
9628 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9629                                                 char *buf, size_t *resp_len)
9630 {
9631         char *reply;
9632         const int reply_size = 2048;
9633         int reply_len;
9634         int level = MSG_DEBUG;
9635
9636         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9637                 char *pos = os_strchr(buf + 7, ' ');
9638                 if (pos) {
9639                         *pos++ = '\0';
9640                         return wpas_global_ctrl_iface_ifname(global,
9641                                                              buf + 7, pos,
9642                                                              resp_len);
9643                 }
9644         }
9645
9646         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9647         if (reply)
9648                 return reply;
9649
9650         if (os_strcmp(buf, "PING") == 0)
9651                 level = MSG_EXCESSIVE;
9652         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9653                           (const u8 *) buf, os_strlen(buf));
9654
9655         reply = os_malloc(reply_size);
9656         if (reply == NULL) {
9657                 *resp_len = 1;
9658                 return NULL;
9659         }
9660
9661         os_memcpy(reply, "OK\n", 3);
9662         reply_len = 3;
9663
9664         if (os_strcmp(buf, "PING") == 0) {
9665                 os_memcpy(reply, "PONG\n", 5);
9666                 reply_len = 5;
9667         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9668                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9669                         reply_len = -1;
9670         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9671                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9672                         reply_len = -1;
9673         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9674                 reply_len = wpa_supplicant_global_iface_list(
9675                         global, reply, reply_size);
9676         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9677                 reply_len = wpa_supplicant_global_iface_interfaces(
9678                         global, buf + 10, reply, reply_size);
9679 #ifdef CONFIG_FST
9680         } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9681                 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9682                                                               reply,
9683                                                               reply_size);
9684         } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9685                 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9686                                                               reply,
9687                                                               reply_size);
9688         } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
9689                 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
9690 #endif /* CONFIG_FST */
9691         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9692                 wpa_supplicant_terminate_proc(global);
9693         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9694                 wpas_notify_suspend(global);
9695         } else if (os_strcmp(buf, "RESUME") == 0) {
9696                 wpas_notify_resume(global);
9697         } else if (os_strncmp(buf, "SET ", 4) == 0) {
9698                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
9699 #ifdef CONFIG_P2P
9700                         if (global->p2p_init_wpa_s) {
9701                                 os_free(reply);
9702                                 /* Check if P2P redirection would work for this
9703                                  * command. */
9704                                 return wpa_supplicant_ctrl_iface_process(
9705                                         global->p2p_init_wpa_s,
9706                                         buf, resp_len);
9707                         }
9708 #endif /* CONFIG_P2P */
9709                         reply_len = -1;
9710                 }
9711         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9712                 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
9713                         reply_len = -1;
9714 #ifndef CONFIG_NO_CONFIG_WRITE
9715         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9716                 if (wpas_global_ctrl_iface_save_config(global))
9717                         reply_len = -1;
9718 #endif /* CONFIG_NO_CONFIG_WRITE */
9719         } else if (os_strcmp(buf, "STATUS") == 0) {
9720                 reply_len = wpas_global_ctrl_iface_status(global, reply,
9721                                                           reply_size);
9722 #ifdef CONFIG_MODULE_TESTS
9723         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
9724                 int wpas_module_tests(void);
9725                 if (wpas_module_tests() < 0)
9726                         reply_len = -1;
9727 #endif /* CONFIG_MODULE_TESTS */
9728         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9729                 if (wpa_debug_reopen_file() < 0)
9730                         reply_len = -1;
9731         } else {
9732                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9733                 reply_len = 16;
9734         }
9735
9736         if (reply_len < 0) {
9737                 os_memcpy(reply, "FAIL\n", 5);
9738                 reply_len = 5;
9739         }
9740
9741         *resp_len = reply_len;
9742         return reply;
9743 }