wpa_supplicant/ctrl_iface.c

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