wpa_supplicant/ctrl_iface.c

   1 /*
   2  * WPA Supplicant / Control interface (shared code for all backends)
   3  * Copyright (c) 2004-2014, 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 "config.h"
  32 #include "wpa_supplicant_i.h"
  33 #include "driver_i.h"
  34 #include "wps_supplicant.h"
  35 #include "ibss_rsn.h"
  36 #include "ap.h"
  37 #include "p2p_supplicant.h"
  38 #include "p2p/p2p.h"
  39 #include "hs20_supplicant.h"
  40 #include "wifi_display.h"
  41 #include "notify.h"
  42 #include "bss.h"
  43 #include "scan.h"
  44 #include "ctrl_iface.h"
  45 #include "interworking.h"
  46 #include "blacklist.h"
  47 #include "autoscan.h"
  48 #include "wnm_sta.h"
  49 #include "offchannel.h"
  50 #include "drivers/driver.h"
  51 #include "mesh.h"
  52
  53 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  54                                             char *buf, int len);
  55 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  56                                                   char *buf, int len);
  57 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  58                                         char *val);
  59
  60 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  61 {
  62         char *pos;
  63         u8 addr[ETH_ALEN], *filter = NULL, *n;
  64         size_t count = 0;
  65
  66         pos = val;
  67         while (pos) {
  68                 if (*pos == '\0')
  69                         break;
  70                 if (hwaddr_aton(pos, addr)) {
  71                         os_free(filter);
  72                         return -1;
  73                 }
  74                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  75                 if (n == NULL) {
  76                         os_free(filter);
  77                         return -1;
  78                 }
  79                 filter = n;
  80                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  81                 count++;
  82
  83                 pos = os_strchr(pos, ' ');
  84                 if (pos)
  85                         pos++;
  86         }
  87
  88         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  89         os_free(wpa_s->bssid_filter);
  90         wpa_s->bssid_filter = filter;
  91         wpa_s->bssid_filter_count = count;
  92
  93         return 0;
  94 }
  95
  96
  97 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
  98 {
  99         char *pos;
 100         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 101         struct wpa_ssid_value *ssid = NULL, *ns;
 102         size_t count = 0, ssid_count = 0;
 103         struct wpa_ssid *c;
 104
 105         /*
 106          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 107          * SSID_SPEC ::= ssid <SSID_HEX>
 108          * BSSID_SPEC ::= bssid <BSSID_HEX>
 109          */
 110
 111         pos = val;
 112         while (pos) {
 113                 if (*pos == '\0')
 114                         break;
 115                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 116                         int res;
 117                         pos += 6;
 118                         res = hwaddr_aton2(pos, addr);
 119                         if (res < 0) {
 120                                 os_free(ssid);
 121                                 os_free(bssid);
 122                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 123                                            "BSSID value '%s'", pos);
 124                                 return -1;
 125                         }
 126                         pos += res;
 127                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 128                         if (n == NULL) {
 129                                 os_free(ssid);
 130                                 os_free(bssid);
 131                                 return -1;
 132                         }
 133                         bssid = n;
 134                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 135                         count++;
 136                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 137                         char *end;
 138                         pos += 5;
 139
 140                         end = pos;
 141                         while (*end) {
 142                                 if (*end == '\0' || *end == ' ')
 143                                         break;
 144                                 end++;
 145                         }
 146
 147                         ns = os_realloc_array(ssid, ssid_count + 1,
 148                                               sizeof(struct wpa_ssid_value));
 149                         if (ns == NULL) {
 150                                 os_free(ssid);
 151                                 os_free(bssid);
 152                                 return -1;
 153                         }
 154                         ssid = ns;
 155
 156                         if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
 157                             hexstr2bin(pos, ssid[ssid_count].ssid,
 158                                        (end - pos) / 2) < 0) {
 159                                 os_free(ssid);
 160                                 os_free(bssid);
 161                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 162                                            "SSID value '%s'", pos);
 163                                 return -1;
 164                         }
 165                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 166                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 167                                           ssid[ssid_count].ssid,
 168                                           ssid[ssid_count].ssid_len);
 169                         ssid_count++;
 170                         pos = end;
 171                 } else {
 172                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 173                                    "'%s'", pos);
 174                         os_free(ssid);
 175                         os_free(bssid);
 176                         return -1;
 177                 }
 178
 179                 pos = os_strchr(pos, ' ');
 180                 if (pos)
 181                         pos++;
 182         }
 183
 184         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 185         os_free(wpa_s->disallow_aps_bssid);
 186         wpa_s->disallow_aps_bssid = bssid;
 187         wpa_s->disallow_aps_bssid_count = count;
 188
 189         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 190         os_free(wpa_s->disallow_aps_ssid);
 191         wpa_s->disallow_aps_ssid = ssid;
 192         wpa_s->disallow_aps_ssid_count = ssid_count;
 193
 194         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 195                 return 0;
 196
 197         c = wpa_s->current_ssid;
 198         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 199                 return 0;
 200
 201         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 202             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 203                 return 0;
 204
 205         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 206                    "because current AP was marked disallowed");
 207
 208 #ifdef CONFIG_SME
 209         wpa_s->sme.prev_bssid_set = 0;
 210 #endif /* CONFIG_SME */
 211         wpa_s->reassociate = 1;
 212         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 213         wpa_supplicant_req_scan(wpa_s, 0, 0);
 214
 215         return 0;
 216 }
 217
 218
 219 #ifndef CONFIG_NO_CONFIG_BLOBS
 220 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 221 {
 222         char *name = pos;
 223         struct wpa_config_blob *blob;
 224         size_t len;
 225
 226         pos = os_strchr(pos, ' ');
 227         if (pos == NULL)
 228                 return -1;
 229         *pos++ = '\0';
 230         len = os_strlen(pos);
 231         if (len & 1)
 232                 return -1;
 233
 234         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 235         blob = os_zalloc(sizeof(*blob));
 236         if (blob == NULL)
 237                 return -1;
 238         blob->name = os_strdup(name);
 239         blob->data = os_malloc(len / 2);
 240         if (blob->name == NULL || blob->data == NULL) {
 241                 wpa_config_free_blob(blob);
 242                 return -1;
 243         }
 244
 245         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 246                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 247                 wpa_config_free_blob(blob);
 248                 return -1;
 249         }
 250         blob->len = len / 2;
 251
 252         wpa_config_set_blob(wpa_s->conf, blob);
 253
 254         return 0;
 255 }
 256 #endif /* CONFIG_NO_CONFIG_BLOBS */
 257
 258
 259 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 260 {
 261         char *params;
 262         char *pos;
 263         int *freqs = NULL;
 264         int ret;
 265
 266         if (atoi(cmd)) {
 267                 params = os_strchr(cmd, ' ');
 268                 os_free(wpa_s->manual_sched_scan_freqs);
 269                 if (params) {
 270                         params++;
 271                         pos = os_strstr(params, "freq=");
 272                         if (pos)
 273                                 freqs = freq_range_to_channel_list(wpa_s,
 274                                                                    pos + 5);
 275                 }
 276                 wpa_s->manual_sched_scan_freqs = freqs;
 277                 ret = wpas_start_pno(wpa_s);
 278         } else {
 279                 ret = wpas_stop_pno(wpa_s);
 280         }
 281         return ret;
 282 }
 283
 284
 285 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 286                                          char *cmd)
 287 {
 288         char *value;
 289         int ret = 0;
 290
 291         value = os_strchr(cmd, ' ');
 292         if (value == NULL)
 293                 return -1;
 294         *value++ = '\0';
 295
 296         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 297         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 298                 eapol_sm_configure(wpa_s->eapol,
 299                                    atoi(value), -1, -1, -1);
 300         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 301                 eapol_sm_configure(wpa_s->eapol,
 302                                    -1, atoi(value), -1, -1);
 303         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 304                 eapol_sm_configure(wpa_s->eapol,
 305                                    -1, -1, atoi(value), -1);
 306         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 307                 eapol_sm_configure(wpa_s->eapol,
 308                                    -1, -1, -1, atoi(value));
 309         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 310                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 311                                      atoi(value)))
 312                         ret = -1;
 313         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 314                    0) {
 315                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 316                                      atoi(value)))
 317                         ret = -1;
 318         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 319                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 320                         ret = -1;
 321         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 322                 wpa_s->wps_fragment_size = atoi(value);
 323 #ifdef CONFIG_WPS_TESTING
 324         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 325                 long int val;
 326                 val = strtol(value, NULL, 0);
 327                 if (val < 0 || val > 0xff) {
 328                         ret = -1;
 329                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 330                                    "wps_version_number %ld", val);
 331                 } else {
 332                         wps_version_number = val;
 333                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 334                                    "version %u.%u",
 335                                    (wps_version_number & 0xf0) >> 4,
 336                                    wps_version_number & 0x0f);
 337                 }
 338         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 339                 wps_testing_dummy_cred = atoi(value);
 340                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 341                            wps_testing_dummy_cred);
 342         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 343                 wps_corrupt_pkhash = atoi(value);
 344                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 345                            wps_corrupt_pkhash);
 346 #endif /* CONFIG_WPS_TESTING */
 347         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 348                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 349                         ret = -1;
 350 #ifdef CONFIG_TDLS
 351 #ifdef CONFIG_TDLS_TESTING
 352         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 353                 extern unsigned int tdls_testing;
 354                 tdls_testing = strtol(value, NULL, 0);
 355                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 356 #endif /* CONFIG_TDLS_TESTING */
 357         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 358                 int disabled = atoi(value);
 359                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 360                 if (disabled) {
 361                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 362                                 ret = -1;
 363                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 364                         ret = -1;
 365                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 366 #endif /* CONFIG_TDLS */
 367         } else if (os_strcasecmp(cmd, "pno") == 0) {
 368                 ret = wpas_ctrl_pno(wpa_s, value);
 369         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 370                 int disabled = atoi(value);
 371                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 372                         ret = -1;
 373                 else if (disabled)
 374                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 375         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 376                 if (os_strcmp(value, "disable") == 0)
 377                         wpa_s->set_sta_uapsd = 0;
 378                 else {
 379                         int be, bk, vi, vo;
 380                         char *pos;
 381                         /* format: BE,BK,VI,VO;max SP Length */
 382                         be = atoi(value);
 383                         pos = os_strchr(value, ',');
 384                         if (pos == NULL)
 385                                 return -1;
 386                         pos++;
 387                         bk = atoi(pos);
 388                         pos = os_strchr(pos, ',');
 389                         if (pos == NULL)
 390                                 return -1;
 391                         pos++;
 392                         vi = atoi(pos);
 393                         pos = os_strchr(pos, ',');
 394                         if (pos == NULL)
 395                                 return -1;
 396                         pos++;
 397                         vo = atoi(pos);
 398                         /* ignore max SP Length for now */
 399
 400                         wpa_s->set_sta_uapsd = 1;
 401                         wpa_s->sta_uapsd = 0;
 402                         if (be)
 403                                 wpa_s->sta_uapsd |= BIT(0);
 404                         if (bk)
 405                                 wpa_s->sta_uapsd |= BIT(1);
 406                         if (vi)
 407                                 wpa_s->sta_uapsd |= BIT(2);
 408                         if (vo)
 409                                 wpa_s->sta_uapsd |= BIT(3);
 410                 }
 411         } else if (os_strcasecmp(cmd, "ps") == 0) {
 412                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 413 #ifdef CONFIG_WIFI_DISPLAY
 414         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 415                 int enabled = !!atoi(value);
 416                 if (enabled && !wpa_s->global->p2p)
 417                         ret = -1;
 418                 else
 419                         wifi_display_enable(wpa_s->global, enabled);
 420 #endif /* CONFIG_WIFI_DISPLAY */
 421         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 422                 ret = set_bssid_filter(wpa_s, value);
 423         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 424                 ret = set_disallow_aps(wpa_s, value);
 425         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 426                 wpa_s->no_keep_alive = !!atoi(value);
 427 #ifdef CONFIG_TESTING_OPTIONS
 428         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 429                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 430         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 431                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 432 #ifdef CONFIG_AP
 433                 if (wpa_s->ap_iface) {
 434                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 435                                 wpa_s->ext_eapol_frame_io;
 436                 }
 437 #endif /* CONFIG_AP */
 438         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 439                 wpa_s->extra_roc_dur = atoi(value);
 440         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 441                 wpa_s->test_failure = atoi(value);
 442 #endif /* CONFIG_TESTING_OPTIONS */
 443 #ifndef CONFIG_NO_CONFIG_BLOBS
 444         } else if (os_strcmp(cmd, "blob") == 0) {
 445                 ret = wpas_ctrl_set_blob(wpa_s, value);
 446 #endif /* CONFIG_NO_CONFIG_BLOBS */
 447         } else if (os_strcasecmp(cmd, "setband") == 0) {
 448                 if (os_strcmp(value, "AUTO") == 0)
 449                         wpa_s->setband = WPA_SETBAND_AUTO;
 450                 else if (os_strcmp(value, "5G") == 0)
 451                         wpa_s->setband = WPA_SETBAND_5G;
 452                 else if (os_strcmp(value, "2G") == 0)
 453                         wpa_s->setband = WPA_SETBAND_2G;
 454                 else
 455                         ret = -1;
 456         } else {
 457                 value[-1] = '=';
 458                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 459                 if (ret == 0)
 460                         wpa_supplicant_update_config(wpa_s);
 461         }
 462
 463         return ret;
 464 }
 465
 466
 467 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 468                                          char *cmd, char *buf, size_t buflen)
 469 {
 470         int res = -1;
 471
 472         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 473
 474         if (os_strcmp(cmd, "version") == 0) {
 475                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 476         } else if (os_strcasecmp(cmd, "country") == 0) {
 477                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 478                         res = os_snprintf(buf, buflen, "%c%c",
 479                                           wpa_s->conf->country[0],
 480                                           wpa_s->conf->country[1]);
 481 #ifdef CONFIG_WIFI_DISPLAY
 482         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 483                 int enabled;
 484                 if (wpa_s->global->p2p == NULL ||
 485                     wpa_s->global->p2p_disabled)
 486                         enabled = 0;
 487                 else
 488                         enabled = wpa_s->global->wifi_display;
 489                 res = os_snprintf(buf, buflen, "%d", enabled);
 490 #endif /* CONFIG_WIFI_DISPLAY */
 491 #ifdef CONFIG_TESTING_GET_GTK
 492         } else if (os_strcmp(cmd, "gtk") == 0) {
 493                 if (wpa_s->last_gtk_len == 0)
 494                         return -1;
 495                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 496                                        wpa_s->last_gtk_len);
 497                 return res;
 498 #endif /* CONFIG_TESTING_GET_GTK */
 499         } else if (os_strcmp(cmd, "tls_library") == 0) {
 500                 res = tls_get_library_version(buf, buflen);
 501         }
 502
 503         if (os_snprintf_error(buflen, res))
 504                 return -1;
 505         return res;
 506 }
 507
 508
 509 #ifdef IEEE8021X_EAPOL
 510 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 511                                              char *addr)
 512 {
 513         u8 bssid[ETH_ALEN];
 514         struct wpa_ssid *ssid = wpa_s->current_ssid;
 515
 516         if (hwaddr_aton(addr, bssid)) {
 517                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 518                            "'%s'", addr);
 519                 return -1;
 520         }
 521
 522         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 523         rsn_preauth_deinit(wpa_s->wpa);
 524         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 525                 return -1;
 526
 527         return 0;
 528 }
 529 #endif /* IEEE8021X_EAPOL */
 530
 531
 532 #ifdef CONFIG_PEERKEY
 533 /* MLME-STKSTART.request(peer) */
 534 static int wpa_supplicant_ctrl_iface_stkstart(
 535         struct wpa_supplicant *wpa_s, char *addr)
 536 {
 537         u8 peer[ETH_ALEN];
 538
 539         if (hwaddr_aton(addr, peer)) {
 540                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 541                            "address '%s'", addr);
 542                 return -1;
 543         }
 544
 545         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 546                    MAC2STR(peer));
 547
 548         return wpa_sm_stkstart(wpa_s->wpa, peer);
 549 }
 550 #endif /* CONFIG_PEERKEY */
 551
 552
 553 #ifdef CONFIG_TDLS
 554
 555 static int wpa_supplicant_ctrl_iface_tdls_discover(
 556         struct wpa_supplicant *wpa_s, char *addr)
 557 {
 558         u8 peer[ETH_ALEN];
 559         int ret;
 560
 561         if (hwaddr_aton(addr, peer)) {
 562                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 563                            "address '%s'", addr);
 564                 return -1;
 565         }
 566
 567         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 568                    MAC2STR(peer));
 569
 570         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 571                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 572         else
 573                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 574
 575         return ret;
 576 }
 577
 578
 579 static int wpa_supplicant_ctrl_iface_tdls_setup(
 580         struct wpa_supplicant *wpa_s, char *addr)
 581 {
 582         u8 peer[ETH_ALEN];
 583         int ret;
 584
 585         if (hwaddr_aton(addr, peer)) {
 586                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 587                            "address '%s'", addr);
 588                 return -1;
 589         }
 590
 591         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 592                    MAC2STR(peer));
 593
 594         if ((wpa_s->conf->tdls_external_control) &&
 595             wpa_tdls_is_external_setup(wpa_s->wpa))
 596                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 597
 598         wpa_tdls_remove(wpa_s->wpa, peer);
 599
 600         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 601                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 602         else
 603                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 604
 605         return ret;
 606 }
 607
 608
 609 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 610         struct wpa_supplicant *wpa_s, char *addr)
 611 {
 612         u8 peer[ETH_ALEN];
 613         int ret;
 614
 615         if (os_strcmp(addr, "*") == 0) {
 616                 /* remove everyone */
 617                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 618                 wpa_tdls_teardown_peers(wpa_s->wpa);
 619                 return 0;
 620         }
 621
 622         if (hwaddr_aton(addr, peer)) {
 623                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 624                            "address '%s'", addr);
 625                 return -1;
 626         }
 627
 628         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 629                    MAC2STR(peer));
 630
 631         if ((wpa_s->conf->tdls_external_control) &&
 632             wpa_tdls_is_external_setup(wpa_s->wpa))
 633                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 634
 635         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 636                 ret = wpa_tdls_teardown_link(
 637                         wpa_s->wpa, peer,
 638                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 639         else
 640                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 641
 642         return ret;
 643 }
 644
 645
 646 static int ctrl_iface_get_capability_tdls(
 647         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 648 {
 649         int ret;
 650
 651         ret = os_snprintf(buf, buflen, "%s\n",
 652                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 653                           (wpa_s->drv_flags &
 654                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 655                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 656         if (os_snprintf_error(buflen, ret))
 657                 return -1;
 658         return ret;
 659 }
 660
 661
 662 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 663         struct wpa_supplicant *wpa_s, char *cmd)
 664 {
 665         u8 peer[ETH_ALEN];
 666         struct hostapd_freq_params freq_params;
 667         u8 oper_class;
 668         char *pos, *end;
 669
 670         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 671                 wpa_printf(MSG_INFO,
 672                            "tdls_chanswitch: Only supported with external setup");
 673                 return -1;
 674         }
 675
 676         os_memset(&freq_params, 0, sizeof(freq_params));
 677
 678         pos = os_strchr(cmd, ' ');
 679         if (pos == NULL)
 680                 return -1;
 681         *pos++ = '\0';
 682
 683         oper_class = strtol(pos, &end, 10);
 684         if (pos == end) {
 685                 wpa_printf(MSG_INFO,
 686                            "tdls_chanswitch: Invalid op class provided");
 687                 return -1;
 688         }
 689
 690         pos = end;
 691         freq_params.freq = atoi(pos);
 692         if (freq_params.freq == 0) {
 693                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 694                 return -1;
 695         }
 696
 697 #define SET_FREQ_SETTING(str) \
 698         do { \
 699                 const char *pos2 = os_strstr(pos, " " #str "="); \
 700                 if (pos2) { \
 701                         pos2 += sizeof(" " #str "=") - 1; \
 702                         freq_params.str = atoi(pos2); \
 703                 } \
 704         } while (0)
 705
 706         SET_FREQ_SETTING(center_freq1);
 707         SET_FREQ_SETTING(center_freq2);
 708         SET_FREQ_SETTING(bandwidth);
 709         SET_FREQ_SETTING(sec_channel_offset);
 710 #undef SET_FREQ_SETTING
 711
 712         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 713         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 714
 715         if (hwaddr_aton(cmd, peer)) {
 716                 wpa_printf(MSG_DEBUG,
 717                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 718                            cmd);
 719                 return -1;
 720         }
 721
 722         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 723                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 724                    MAC2STR(peer), oper_class, freq_params.freq,
 725                    freq_params.center_freq1, freq_params.center_freq2,
 726                    freq_params.bandwidth, freq_params.sec_channel_offset,
 727                    freq_params.ht_enabled ? " HT" : "",
 728                    freq_params.vht_enabled ? " VHT" : "");
 729
 730         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 731                                            &freq_params);
 732 }
 733
 734
 735 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 736         struct wpa_supplicant *wpa_s, char *cmd)
 737 {
 738         u8 peer[ETH_ALEN];
 739
 740         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 741                 wpa_printf(MSG_INFO,
 742                            "tdls_chanswitch: Only supported with external setup");
 743                 return -1;
 744         }
 745
 746         if (hwaddr_aton(cmd, peer)) {
 747                 wpa_printf(MSG_DEBUG,
 748                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 749                            cmd);
 750                 return -1;
 751         }
 752
 753         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 754                    MAC2STR(peer));
 755
 756         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 757 }
 758
 759 #endif /* CONFIG_TDLS */
 760
 761
 762 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 763 {
 764         char *token, *context = NULL;
 765         struct wmm_ac_ts_setup_params params = {
 766                 .tsid = 0xff,
 767                 .direction = 0xff,
 768         };
 769
 770         while ((token = str_token(cmd, " ", &context))) {
 771                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 772                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 773                     sscanf(token, "nominal_msdu_size=%i",
 774                            &params.nominal_msdu_size) == 1 ||
 775                     sscanf(token, "mean_data_rate=%i",
 776                            &params.mean_data_rate) == 1 ||
 777                     sscanf(token, "min_phy_rate=%i",
 778                            &params.minimum_phy_rate) == 1 ||
 779                     sscanf(token, "sba=%i",
 780                            &params.surplus_bandwidth_allowance) == 1)
 781                         continue;
 782
 783                 if (os_strcasecmp(token, "downlink") == 0) {
 784                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 785                 } else if (os_strcasecmp(token, "uplink") == 0) {
 786                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 787                 } else if (os_strcasecmp(token, "bidi") == 0) {
 788                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 789                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 790                         params.fixed_nominal_msdu = 1;
 791                 } else {
 792                         wpa_printf(MSG_DEBUG,
 793                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 794                                    token);
 795                         return -1;
 796                 }
 797
 798         }
 799
 800         return wpas_wmm_ac_addts(wpa_s, &params);
 801 }
 802
 803
 804 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 805 {
 806         u8 tsid = atoi(cmd);
 807
 808         return wpas_wmm_ac_delts(wpa_s, tsid);
 809 }
 810
 811
 812 #ifdef CONFIG_IEEE80211R
 813 static int wpa_supplicant_ctrl_iface_ft_ds(
 814         struct wpa_supplicant *wpa_s, char *addr)
 815 {
 816         u8 target_ap[ETH_ALEN];
 817         struct wpa_bss *bss;
 818         const u8 *mdie;
 819
 820         if (hwaddr_aton(addr, target_ap)) {
 821                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 822                            "address '%s'", addr);
 823                 return -1;
 824         }
 825
 826         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 827
 828         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 829         if (bss)
 830                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 831         else
 832                 mdie = NULL;
 833
 834         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 835 }
 836 #endif /* CONFIG_IEEE80211R */
 837
 838
 839 #ifdef CONFIG_WPS
 840 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 841                                              char *cmd)
 842 {
 843         u8 bssid[ETH_ALEN], *_bssid = bssid;
 844 #ifdef CONFIG_P2P
 845         u8 p2p_dev_addr[ETH_ALEN];
 846 #endif /* CONFIG_P2P */
 847 #ifdef CONFIG_AP
 848         u8 *_p2p_dev_addr = NULL;
 849 #endif /* CONFIG_AP */
 850
 851         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 852                 _bssid = NULL;
 853 #ifdef CONFIG_P2P
 854         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 855                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 856                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 857                                    "P2P Device Address '%s'",
 858                                    cmd + 13);
 859                         return -1;
 860                 }
 861                 _p2p_dev_addr = p2p_dev_addr;
 862 #endif /* CONFIG_P2P */
 863         } else if (hwaddr_aton(cmd, bssid)) {
 864                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 865                            cmd);
 866                 return -1;
 867         }
 868
 869 #ifdef CONFIG_AP
 870         if (wpa_s->ap_iface)
 871                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 872 #endif /* CONFIG_AP */
 873
 874         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 875 }
 876
 877
 878 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 879                                              char *cmd, char *buf,
 880                                              size_t buflen)
 881 {
 882         u8 bssid[ETH_ALEN], *_bssid = bssid;
 883         char *pin;
 884         int ret;
 885
 886         pin = os_strchr(cmd, ' ');
 887         if (pin)
 888                 *pin++ = '\0';
 889
 890         if (os_strcmp(cmd, "any") == 0)
 891                 _bssid = NULL;
 892         else if (os_strcmp(cmd, "get") == 0) {
 893                 ret = wps_generate_pin();
 894                 goto done;
 895         } else if (hwaddr_aton(cmd, bssid)) {
 896                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 897                            cmd);
 898                 return -1;
 899         }
 900
 901 #ifdef CONFIG_AP
 902         if (wpa_s->ap_iface) {
 903                 int timeout = 0;
 904                 char *pos;
 905
 906                 if (pin) {
 907                         pos = os_strchr(pin, ' ');
 908                         if (pos) {
 909                                 *pos++ = '\0';
 910                                 timeout = atoi(pos);
 911                         }
 912                 }
 913
 914                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 915                                                  buf, buflen, timeout);
 916         }
 917 #endif /* CONFIG_AP */
 918
 919         if (pin) {
 920                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 921                                          DEV_PW_DEFAULT);
 922                 if (ret < 0)
 923                         return -1;
 924                 ret = os_snprintf(buf, buflen, "%s", pin);
 925                 if (os_snprintf_error(buflen, ret))
 926                         return -1;
 927                 return ret;
 928         }
 929
 930         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
 931         if (ret < 0)
 932                 return -1;
 933
 934 done:
 935         /* Return the generated PIN */
 936         ret = os_snprintf(buf, buflen, "%08d", ret);
 937         if (os_snprintf_error(buflen, ret))
 938                 return -1;
 939         return ret;
 940 }
 941
 942
 943 static int wpa_supplicant_ctrl_iface_wps_check_pin(
 944         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
 945 {
 946         char pin[9];
 947         size_t len;
 948         char *pos;
 949         int ret;
 950
 951         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
 952                               (u8 *) cmd, os_strlen(cmd));
 953         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
 954                 if (*pos < '0' || *pos > '9')
 955                         continue;
 956                 pin[len++] = *pos;
 957                 if (len == 9) {
 958                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
 959                         return -1;
 960                 }
 961         }
 962         if (len != 4 && len != 8) {
 963                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
 964                 return -1;
 965         }
 966         pin[len] = '\0';
 967
 968         if (len == 8) {
 969                 unsigned int pin_val;
 970                 pin_val = atoi(pin);
 971                 if (!wps_pin_valid(pin_val)) {
 972                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
 973                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
 974                         if (os_snprintf_error(buflen, ret))
 975                                 return -1;
 976                         return ret;
 977                 }
 978         }
 979
 980         ret = os_snprintf(buf, buflen, "%s", pin);
 981         if (os_snprintf_error(buflen, ret))
 982                 return -1;
 983
 984         return ret;
 985 }
 986
 987
 988 #ifdef CONFIG_WPS_NFC
 989
 990 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
 991                                              char *cmd)
 992 {
 993         u8 bssid[ETH_ALEN], *_bssid = bssid;
 994
 995         if (cmd == NULL || cmd[0] == '\0')
 996                 _bssid = NULL;
 997         else if (hwaddr_aton(cmd, bssid))
 998                 return -1;
 999
1000         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1001                                   0, 0);
1002 }
1003
1004
1005 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1006         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1007 {
1008         int ndef;
1009         struct wpabuf *buf;
1010         int res;
1011         char *pos;
1012
1013         pos = os_strchr(cmd, ' ');
1014         if (pos)
1015                 *pos++ = '\0';
1016         if (os_strcmp(cmd, "WPS") == 0)
1017                 ndef = 0;
1018         else if (os_strcmp(cmd, "NDEF") == 0)
1019                 ndef = 1;
1020         else
1021                 return -1;
1022
1023         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1024         if (buf == NULL)
1025                 return -1;
1026
1027         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1028                                          wpabuf_len(buf));
1029         reply[res++] = '\n';
1030         reply[res] = '\0';
1031
1032         wpabuf_free(buf);
1033
1034         return res;
1035 }
1036
1037
1038 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1039         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1040 {
1041         int ndef;
1042         struct wpabuf *buf;
1043         int res;
1044
1045         if (os_strcmp(cmd, "WPS") == 0)
1046                 ndef = 0;
1047         else if (os_strcmp(cmd, "NDEF") == 0)
1048                 ndef = 1;
1049         else
1050                 return -1;
1051
1052         buf = wpas_wps_nfc_token(wpa_s, ndef);
1053         if (buf == NULL)
1054                 return -1;
1055
1056         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1057                                          wpabuf_len(buf));
1058         reply[res++] = '\n';
1059         reply[res] = '\0';
1060
1061         wpabuf_free(buf);
1062
1063         return res;
1064 }
1065
1066
1067 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1068         struct wpa_supplicant *wpa_s, char *pos)
1069 {
1070         size_t len;
1071         struct wpabuf *buf;
1072         int ret;
1073         char *freq;
1074         int forced_freq = 0;
1075
1076         freq = strstr(pos, " freq=");
1077         if (freq) {
1078                 *freq = '\0';
1079                 freq += 6;
1080                 forced_freq = atoi(freq);
1081         }
1082
1083         len = os_strlen(pos);
1084         if (len & 0x01)
1085                 return -1;
1086         len /= 2;
1087
1088         buf = wpabuf_alloc(len);
1089         if (buf == NULL)
1090                 return -1;
1091         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1092                 wpabuf_free(buf);
1093                 return -1;
1094         }
1095
1096         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1097         wpabuf_free(buf);
1098
1099         return ret;
1100 }
1101
1102
1103 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1104                                               char *reply, size_t max_len,
1105                                               int ndef)
1106 {
1107         struct wpabuf *buf;
1108         int res;
1109
1110         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1111         if (buf == NULL)
1112                 return -1;
1113
1114         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1115                                          wpabuf_len(buf));
1116         reply[res++] = '\n';
1117         reply[res] = '\0';
1118
1119         wpabuf_free(buf);
1120
1121         return res;
1122 }
1123
1124
1125 #ifdef CONFIG_P2P
1126 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1127                                               char *reply, size_t max_len,
1128                                               int ndef)
1129 {
1130         struct wpabuf *buf;
1131         int res;
1132
1133         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1134         if (buf == NULL) {
1135                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1136                 return -1;
1137         }
1138
1139         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1140                                          wpabuf_len(buf));
1141         reply[res++] = '\n';
1142         reply[res] = '\0';
1143
1144         wpabuf_free(buf);
1145
1146         return res;
1147 }
1148 #endif /* CONFIG_P2P */
1149
1150
1151 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1152                                           char *cmd, char *reply,
1153                                           size_t max_len)
1154 {
1155         char *pos;
1156         int ndef;
1157
1158         pos = os_strchr(cmd, ' ');
1159         if (pos == NULL)
1160                 return -1;
1161         *pos++ = '\0';
1162
1163         if (os_strcmp(cmd, "WPS") == 0)
1164                 ndef = 0;
1165         else if (os_strcmp(cmd, "NDEF") == 0)
1166                 ndef = 1;
1167         else
1168                 return -1;
1169
1170         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1171                 if (!ndef)
1172                         return -1;
1173                 return wpas_ctrl_nfc_get_handover_req_wps(
1174                         wpa_s, reply, max_len, ndef);
1175         }
1176
1177 #ifdef CONFIG_P2P
1178         if (os_strcmp(pos, "P2P-CR") == 0) {
1179                 return wpas_ctrl_nfc_get_handover_req_p2p(
1180                         wpa_s, reply, max_len, ndef);
1181         }
1182 #endif /* CONFIG_P2P */
1183
1184         return -1;
1185 }
1186
1187
1188 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1189                                               char *reply, size_t max_len,
1190                                               int ndef, int cr, char *uuid)
1191 {
1192         struct wpabuf *buf;
1193         int res;
1194
1195         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1196         if (buf == NULL)
1197                 return -1;
1198
1199         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1200                                          wpabuf_len(buf));
1201         reply[res++] = '\n';
1202         reply[res] = '\0';
1203
1204         wpabuf_free(buf);
1205
1206         return res;
1207 }
1208
1209
1210 #ifdef CONFIG_P2P
1211 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1212                                               char *reply, size_t max_len,
1213                                               int ndef, int tag)
1214 {
1215         struct wpabuf *buf;
1216         int res;
1217
1218         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1219         if (buf == NULL)
1220                 return -1;
1221
1222         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1223                                          wpabuf_len(buf));
1224         reply[res++] = '\n';
1225         reply[res] = '\0';
1226
1227         wpabuf_free(buf);
1228
1229         return res;
1230 }
1231 #endif /* CONFIG_P2P */
1232
1233
1234 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1235                                           char *cmd, char *reply,
1236                                           size_t max_len)
1237 {
1238         char *pos, *pos2;
1239         int ndef;
1240
1241         pos = os_strchr(cmd, ' ');
1242         if (pos == NULL)
1243                 return -1;
1244         *pos++ = '\0';
1245
1246         if (os_strcmp(cmd, "WPS") == 0)
1247                 ndef = 0;
1248         else if (os_strcmp(cmd, "NDEF") == 0)
1249                 ndef = 1;
1250         else
1251                 return -1;
1252
1253         pos2 = os_strchr(pos, ' ');
1254         if (pos2)
1255                 *pos2++ = '\0';
1256         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1257                 if (!ndef)
1258                         return -1;
1259                 return wpas_ctrl_nfc_get_handover_sel_wps(
1260                         wpa_s, reply, max_len, ndef,
1261                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1262         }
1263
1264 #ifdef CONFIG_P2P
1265         if (os_strcmp(pos, "P2P-CR") == 0) {
1266                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1267                         wpa_s, reply, max_len, ndef, 0);
1268         }
1269
1270         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1271                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1272                         wpa_s, reply, max_len, ndef, 1);
1273         }
1274 #endif /* CONFIG_P2P */
1275
1276         return -1;
1277 }
1278
1279
1280 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1281                                          char *cmd)
1282 {
1283         size_t len;
1284         struct wpabuf *req, *sel;
1285         int ret;
1286         char *pos, *role, *type, *pos2;
1287 #ifdef CONFIG_P2P
1288         char *freq;
1289         int forced_freq = 0;
1290
1291         freq = strstr(cmd, " freq=");
1292         if (freq) {
1293                 *freq = '\0';
1294                 freq += 6;
1295                 forced_freq = atoi(freq);
1296         }
1297 #endif /* CONFIG_P2P */
1298
1299         role = cmd;
1300         pos = os_strchr(role, ' ');
1301         if (pos == NULL) {
1302                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1303                 return -1;
1304         }
1305         *pos++ = '\0';
1306
1307         type = pos;
1308         pos = os_strchr(type, ' ');
1309         if (pos == NULL) {
1310                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1311                 return -1;
1312         }
1313         *pos++ = '\0';
1314
1315         pos2 = os_strchr(pos, ' ');
1316         if (pos2 == NULL) {
1317                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1318                 return -1;
1319         }
1320         *pos2++ = '\0';
1321
1322         len = os_strlen(pos);
1323         if (len & 0x01) {
1324                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1325                 return -1;
1326         }
1327         len /= 2;
1328
1329         req = wpabuf_alloc(len);
1330         if (req == NULL) {
1331                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1332                 return -1;
1333         }
1334         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1335                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1336                 wpabuf_free(req);
1337                 return -1;
1338         }
1339
1340         len = os_strlen(pos2);
1341         if (len & 0x01) {
1342                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1343                 wpabuf_free(req);
1344                 return -1;
1345         }
1346         len /= 2;
1347
1348         sel = wpabuf_alloc(len);
1349         if (sel == NULL) {
1350                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1351                 wpabuf_free(req);
1352                 return -1;
1353         }
1354         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1355                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1356                 wpabuf_free(req);
1357                 wpabuf_free(sel);
1358                 return -1;
1359         }
1360
1361         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1362                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1363
1364         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1365                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1366 #ifdef CONFIG_AP
1367         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1368         {
1369                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1370                 if (ret < 0)
1371                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1372 #endif /* CONFIG_AP */
1373 #ifdef CONFIG_P2P
1374         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1375         {
1376                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1377         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1378         {
1379                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1380                                                    forced_freq);
1381 #endif /* CONFIG_P2P */
1382         } else {
1383                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1384                            "reported: role=%s type=%s", role, type);
1385                 ret = -1;
1386         }
1387         wpabuf_free(req);
1388         wpabuf_free(sel);
1389
1390         if (ret)
1391                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1392
1393         return ret;
1394 }
1395
1396 #endif /* CONFIG_WPS_NFC */
1397
1398
1399 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1400                                              char *cmd)
1401 {
1402         u8 bssid[ETH_ALEN];
1403         char *pin;
1404         char *new_ssid;
1405         char *new_auth;
1406         char *new_encr;
1407         char *new_key;
1408         struct wps_new_ap_settings ap;
1409
1410         pin = os_strchr(cmd, ' ');
1411         if (pin == NULL)
1412                 return -1;
1413         *pin++ = '\0';
1414
1415         if (hwaddr_aton(cmd, bssid)) {
1416                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1417                            cmd);
1418                 return -1;
1419         }
1420
1421         new_ssid = os_strchr(pin, ' ');
1422         if (new_ssid == NULL)
1423                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1424         *new_ssid++ = '\0';
1425
1426         new_auth = os_strchr(new_ssid, ' ');
1427         if (new_auth == NULL)
1428                 return -1;
1429         *new_auth++ = '\0';
1430
1431         new_encr = os_strchr(new_auth, ' ');
1432         if (new_encr == NULL)
1433                 return -1;
1434         *new_encr++ = '\0';
1435
1436         new_key = os_strchr(new_encr, ' ');
1437         if (new_key == NULL)
1438                 return -1;
1439         *new_key++ = '\0';
1440
1441         os_memset(&ap, 0, sizeof(ap));
1442         ap.ssid_hex = new_ssid;
1443         ap.auth = new_auth;
1444         ap.encr = new_encr;
1445         ap.key_hex = new_key;
1446         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1447 }
1448
1449
1450 #ifdef CONFIG_AP
1451 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1452                                                 char *cmd, char *buf,
1453                                                 size_t buflen)
1454 {
1455         int timeout = 300;
1456         char *pos;
1457         const char *pin_txt;
1458
1459         if (!wpa_s->ap_iface)
1460                 return -1;
1461
1462         pos = os_strchr(cmd, ' ');
1463         if (pos)
1464                 *pos++ = '\0';
1465
1466         if (os_strcmp(cmd, "disable") == 0) {
1467                 wpas_wps_ap_pin_disable(wpa_s);
1468                 return os_snprintf(buf, buflen, "OK\n");
1469         }
1470
1471         if (os_strcmp(cmd, "random") == 0) {
1472                 if (pos)
1473                         timeout = atoi(pos);
1474                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1475                 if (pin_txt == NULL)
1476                         return -1;
1477                 return os_snprintf(buf, buflen, "%s", pin_txt);
1478         }
1479
1480         if (os_strcmp(cmd, "get") == 0) {
1481                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1482                 if (pin_txt == NULL)
1483                         return -1;
1484                 return os_snprintf(buf, buflen, "%s", pin_txt);
1485         }
1486
1487         if (os_strcmp(cmd, "set") == 0) {
1488                 char *pin;
1489                 if (pos == NULL)
1490                         return -1;
1491                 pin = pos;
1492                 pos = os_strchr(pos, ' ');
1493                 if (pos) {
1494                         *pos++ = '\0';
1495                         timeout = atoi(pos);
1496                 }
1497                 if (os_strlen(pin) > buflen)
1498                         return -1;
1499                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1500                         return -1;
1501                 return os_snprintf(buf, buflen, "%s", pin);
1502         }
1503
1504         return -1;
1505 }
1506 #endif /* CONFIG_AP */
1507
1508
1509 #ifdef CONFIG_WPS_ER
1510 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1511                                                 char *cmd)
1512 {
1513         char *uuid = cmd, *pin, *pos;
1514         u8 addr_buf[ETH_ALEN], *addr = NULL;
1515         pin = os_strchr(uuid, ' ');
1516         if (pin == NULL)
1517                 return -1;
1518         *pin++ = '\0';
1519         pos = os_strchr(pin, ' ');
1520         if (pos) {
1521                 *pos++ = '\0';
1522                 if (hwaddr_aton(pos, addr_buf) == 0)
1523                         addr = addr_buf;
1524         }
1525         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1526 }
1527
1528
1529 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1530                                                   char *cmd)
1531 {
1532         char *uuid = cmd, *pin;
1533         pin = os_strchr(uuid, ' ');
1534         if (pin == NULL)
1535                 return -1;
1536         *pin++ = '\0';
1537         return wpas_wps_er_learn(wpa_s, uuid, pin);
1538 }
1539
1540
1541 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1542         struct wpa_supplicant *wpa_s, char *cmd)
1543 {
1544         char *uuid = cmd, *id;
1545         id = os_strchr(uuid, ' ');
1546         if (id == NULL)
1547                 return -1;
1548         *id++ = '\0';
1549         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1550 }
1551
1552
1553 static int wpa_supplicant_ctrl_iface_wps_er_config(
1554         struct wpa_supplicant *wpa_s, char *cmd)
1555 {
1556         char *pin;
1557         char *new_ssid;
1558         char *new_auth;
1559         char *new_encr;
1560         char *new_key;
1561         struct wps_new_ap_settings ap;
1562
1563         pin = os_strchr(cmd, ' ');
1564         if (pin == NULL)
1565                 return -1;
1566         *pin++ = '\0';
1567
1568         new_ssid = os_strchr(pin, ' ');
1569         if (new_ssid == NULL)
1570                 return -1;
1571         *new_ssid++ = '\0';
1572
1573         new_auth = os_strchr(new_ssid, ' ');
1574         if (new_auth == NULL)
1575                 return -1;
1576         *new_auth++ = '\0';
1577
1578         new_encr = os_strchr(new_auth, ' ');
1579         if (new_encr == NULL)
1580                 return -1;
1581         *new_encr++ = '\0';
1582
1583         new_key = os_strchr(new_encr, ' ');
1584         if (new_key == NULL)
1585                 return -1;
1586         *new_key++ = '\0';
1587
1588         os_memset(&ap, 0, sizeof(ap));
1589         ap.ssid_hex = new_ssid;
1590         ap.auth = new_auth;
1591         ap.encr = new_encr;
1592         ap.key_hex = new_key;
1593         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1594 }
1595
1596
1597 #ifdef CONFIG_WPS_NFC
1598 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1599         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1600 {
1601         int ndef;
1602         struct wpabuf *buf;
1603         int res;
1604         char *uuid;
1605
1606         uuid = os_strchr(cmd, ' ');
1607         if (uuid == NULL)
1608                 return -1;
1609         *uuid++ = '\0';
1610
1611         if (os_strcmp(cmd, "WPS") == 0)
1612                 ndef = 0;
1613         else if (os_strcmp(cmd, "NDEF") == 0)
1614                 ndef = 1;
1615         else
1616                 return -1;
1617
1618         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1619         if (buf == NULL)
1620                 return -1;
1621
1622         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1623                                          wpabuf_len(buf));
1624         reply[res++] = '\n';
1625         reply[res] = '\0';
1626
1627         wpabuf_free(buf);
1628
1629         return res;
1630 }
1631 #endif /* CONFIG_WPS_NFC */
1632 #endif /* CONFIG_WPS_ER */
1633
1634 #endif /* CONFIG_WPS */
1635
1636
1637 #ifdef CONFIG_IBSS_RSN
1638 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1639         struct wpa_supplicant *wpa_s, char *addr)
1640 {
1641         u8 peer[ETH_ALEN];
1642
1643         if (hwaddr_aton(addr, peer)) {
1644                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1645                            "address '%s'", addr);
1646                 return -1;
1647         }
1648
1649         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1650                    MAC2STR(peer));
1651
1652         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1653 }
1654 #endif /* CONFIG_IBSS_RSN */
1655
1656
1657 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1658                                               char *rsp)
1659 {
1660 #ifdef IEEE8021X_EAPOL
1661         char *pos, *id_pos;
1662         int id;
1663         struct wpa_ssid *ssid;
1664
1665         pos = os_strchr(rsp, '-');
1666         if (pos == NULL)
1667                 return -1;
1668         *pos++ = '\0';
1669         id_pos = pos;
1670         pos = os_strchr(pos, ':');
1671         if (pos == NULL)
1672                 return -1;
1673         *pos++ = '\0';
1674         id = atoi(id_pos);
1675         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1676         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1677                               (u8 *) pos, os_strlen(pos));
1678
1679         ssid = wpa_config_get_network(wpa_s->conf, id);
1680         if (ssid == NULL) {
1681                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1682                            "to update", id);
1683                 return -1;
1684         }
1685
1686         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1687                                                          pos);
1688 #else /* IEEE8021X_EAPOL */
1689         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1690         return -1;
1691 #endif /* IEEE8021X_EAPOL */
1692 }
1693
1694
1695 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1696                                             const char *params,
1697                                             char *buf, size_t buflen)
1698 {
1699         char *pos, *end, tmp[30];
1700         int res, verbose, wps, ret;
1701 #ifdef CONFIG_HS20
1702         const u8 *hs20;
1703 #endif /* CONFIG_HS20 */
1704
1705         if (os_strcmp(params, "-DRIVER") == 0)
1706                 return wpa_drv_status(wpa_s, buf, buflen);
1707         verbose = os_strcmp(params, "-VERBOSE") == 0;
1708         wps = os_strcmp(params, "-WPS") == 0;
1709         pos = buf;
1710         end = buf + buflen;
1711         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1712                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1713                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1714                                   MAC2STR(wpa_s->bssid));
1715                 if (os_snprintf_error(end - pos, ret))
1716                         return pos - buf;
1717                 pos += ret;
1718                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1719                                   wpa_s->assoc_freq);
1720                 if (os_snprintf_error(end - pos, ret))
1721                         return pos - buf;
1722                 pos += ret;
1723                 if (ssid) {
1724                         u8 *_ssid = ssid->ssid;
1725                         size_t ssid_len = ssid->ssid_len;
1726                         u8 ssid_buf[MAX_SSID_LEN];
1727                         if (ssid_len == 0) {
1728                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1729                                 if (_res < 0)
1730                                         ssid_len = 0;
1731                                 else
1732                                         ssid_len = _res;
1733                                 _ssid = ssid_buf;
1734                         }
1735                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1736                                           wpa_ssid_txt(_ssid, ssid_len),
1737                                           ssid->id);
1738                         if (os_snprintf_error(end - pos, ret))
1739                                 return pos - buf;
1740                         pos += ret;
1741
1742                         if (wps && ssid->passphrase &&
1743                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1744                             (ssid->mode == WPAS_MODE_AP ||
1745                              ssid->mode == WPAS_MODE_P2P_GO)) {
1746                                 ret = os_snprintf(pos, end - pos,
1747                                                   "passphrase=%s\n",
1748                                                   ssid->passphrase);
1749                                 if (os_snprintf_error(end - pos, ret))
1750                                         return pos - buf;
1751                                 pos += ret;
1752                         }
1753                         if (ssid->id_str) {
1754                                 ret = os_snprintf(pos, end - pos,
1755                                                   "id_str=%s\n",
1756                                                   ssid->id_str);
1757                                 if (os_snprintf_error(end - pos, ret))
1758                                         return pos - buf;
1759                                 pos += ret;
1760                         }
1761
1762                         switch (ssid->mode) {
1763                         case WPAS_MODE_INFRA:
1764                                 ret = os_snprintf(pos, end - pos,
1765                                                   "mode=station\n");
1766                                 break;
1767                         case WPAS_MODE_IBSS:
1768                                 ret = os_snprintf(pos, end - pos,
1769                                                   "mode=IBSS\n");
1770                                 break;
1771                         case WPAS_MODE_AP:
1772                                 ret = os_snprintf(pos, end - pos,
1773                                                   "mode=AP\n");
1774                                 break;
1775                         case WPAS_MODE_P2P_GO:
1776                                 ret = os_snprintf(pos, end - pos,
1777                                                   "mode=P2P GO\n");
1778                                 break;
1779                         case WPAS_MODE_P2P_GROUP_FORMATION:
1780                                 ret = os_snprintf(pos, end - pos,
1781                                                   "mode=P2P GO - group "
1782                                                   "formation\n");
1783                                 break;
1784                         default:
1785                                 ret = 0;
1786                                 break;
1787                         }
1788                         if (os_snprintf_error(end - pos, ret))
1789                                 return pos - buf;
1790                         pos += ret;
1791                 }
1792
1793 #ifdef CONFIG_AP
1794                 if (wpa_s->ap_iface) {
1795                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1796                                                             end - pos,
1797                                                             verbose);
1798                 } else
1799 #endif /* CONFIG_AP */
1800                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1801         }
1802 #ifdef CONFIG_SAE
1803         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1804 #ifdef CONFIG_AP
1805             !wpa_s->ap_iface &&
1806 #endif /* CONFIG_AP */
1807             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1808                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1809                                   wpa_s->sme.sae.group);
1810                 if (os_snprintf_error(end - pos, ret))
1811                         return pos - buf;
1812                 pos += ret;
1813         }
1814 #endif /* CONFIG_SAE */
1815         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1816                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1817         if (os_snprintf_error(end - pos, ret))
1818                 return pos - buf;
1819         pos += ret;
1820
1821         if (wpa_s->l2 &&
1822             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1823                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1824                 if (os_snprintf_error(end - pos, ret))
1825                         return pos - buf;
1826                 pos += ret;
1827         }
1828
1829 #ifdef CONFIG_P2P
1830         if (wpa_s->global->p2p) {
1831                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1832                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1833                 if (os_snprintf_error(end - pos, ret))
1834                         return pos - buf;
1835                 pos += ret;
1836         }
1837 #endif /* CONFIG_P2P */
1838
1839         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1840                           MAC2STR(wpa_s->own_addr));
1841         if (os_snprintf_error(end - pos, ret))
1842                 return pos - buf;
1843         pos += ret;
1844
1845 #ifdef CONFIG_HS20
1846         if (wpa_s->current_bss &&
1847             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1848                                           HS20_IE_VENDOR_TYPE)) &&
1849             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1850             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1851                 int release = 1;
1852                 if (hs20[1] >= 5) {
1853                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1854                         release = rel_num + 1;
1855                 }
1856                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1857                 if (os_snprintf_error(end - pos, ret))
1858                         return pos - buf;
1859                 pos += ret;
1860         }
1861
1862         if (wpa_s->current_ssid) {
1863                 struct wpa_cred *cred;
1864                 char *type;
1865
1866                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1867                         size_t i;
1868
1869                         if (wpa_s->current_ssid->parent_cred != cred)
1870                                 continue;
1871
1872                         if (cred->provisioning_sp) {
1873                                 ret = os_snprintf(pos, end - pos,
1874                                                   "provisioning_sp=%s\n",
1875                                                   cred->provisioning_sp);
1876                                 if (os_snprintf_error(end - pos, ret))
1877                                         return pos - buf;
1878                                 pos += ret;
1879                         }
1880
1881                         if (!cred->domain)
1882                                 goto no_domain;
1883
1884                         i = 0;
1885                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1886                                 struct wpabuf *names =
1887                                         wpa_s->current_bss->anqp->domain_name;
1888                                 for (i = 0; names && i < cred->num_domain; i++)
1889                                 {
1890                                         if (domain_name_list_contains(
1891                                                     names, cred->domain[i], 1))
1892                                                 break;
1893                                 }
1894                                 if (i == cred->num_domain)
1895                                         i = 0; /* show first entry by default */
1896                         }
1897                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1898                                           cred->domain[i]);
1899                         if (os_snprintf_error(end - pos, ret))
1900                                 return pos - buf;
1901                         pos += ret;
1902
1903                 no_domain:
1904                         if (wpa_s->current_bss == NULL ||
1905                             wpa_s->current_bss->anqp == NULL)
1906                                 res = -1;
1907                         else
1908                                 res = interworking_home_sp_cred(
1909                                         wpa_s, cred,
1910                                         wpa_s->current_bss->anqp->domain_name);
1911                         if (res > 0)
1912                                 type = "home";
1913                         else if (res == 0)
1914                                 type = "roaming";
1915                         else
1916                                 type = "unknown";
1917
1918                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1919                         if (os_snprintf_error(end - pos, ret))
1920                                 return pos - buf;
1921                         pos += ret;
1922
1923                         break;
1924                 }
1925         }
1926 #endif /* CONFIG_HS20 */
1927
1928         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1929             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1930                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1931                                           verbose);
1932                 if (res >= 0)
1933                         pos += res;
1934         }
1935
1936         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1937         if (res >= 0)
1938                 pos += res;
1939
1940 #ifdef CONFIG_WPS
1941         {
1942                 char uuid_str[100];
1943                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1944                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1945                 if (os_snprintf_error(end - pos, ret))
1946                         return pos - buf;
1947                 pos += ret;
1948         }
1949 #endif /* CONFIG_WPS */
1950
1951 #ifdef ANDROID
1952         /*
1953          * Allow using the STATUS command with default behavior, say for debug,
1954          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
1955          * events with STATUS-NO_EVENTS.
1956          */
1957         if (os_strcmp(params, "-NO_EVENTS")) {
1958                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1959                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1960                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1961                              wpa_s->wpa_state,
1962                              MAC2STR(wpa_s->bssid),
1963                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1964                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
1965                                           wpa_s->current_ssid->ssid_len) : "");
1966                 if (wpa_s->wpa_state == WPA_COMPLETED) {
1967                         struct wpa_ssid *ssid = wpa_s->current_ssid;
1968                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1969                                      "- connection to " MACSTR
1970                                      " completed %s [id=%d id_str=%s]",
1971                                      MAC2STR(wpa_s->bssid), "(auth)",
1972                                      ssid ? ssid->id : -1,
1973                                      ssid && ssid->id_str ? ssid->id_str : "");
1974                 }
1975         }
1976 #endif /* ANDROID */
1977
1978         return pos - buf;
1979 }
1980
1981
1982 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
1983                                            char *cmd)
1984 {
1985         char *pos;
1986         int id;
1987         struct wpa_ssid *ssid;
1988         u8 bssid[ETH_ALEN];
1989
1990         /* cmd: "<network id> <BSSID>" */
1991         pos = os_strchr(cmd, ' ');
1992         if (pos == NULL)
1993                 return -1;
1994         *pos++ = '\0';
1995         id = atoi(cmd);
1996         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
1997         if (hwaddr_aton(pos, bssid)) {
1998                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
1999                 return -1;
2000         }
2001
2002         ssid = wpa_config_get_network(wpa_s->conf, id);
2003         if (ssid == NULL) {
2004                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2005                            "to update", id);
2006                 return -1;
2007         }
2008
2009         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2010         ssid->bssid_set = !is_zero_ether_addr(bssid);
2011
2012         return 0;
2013 }
2014
2015
2016 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2017                                                char *cmd, char *buf,
2018                                                size_t buflen)
2019 {
2020         u8 bssid[ETH_ALEN];
2021         struct wpa_blacklist *e;
2022         char *pos, *end;
2023         int ret;
2024
2025         /* cmd: "BLACKLIST [<BSSID>]" */
2026         if (*cmd == '\0') {
2027                 pos = buf;
2028                 end = buf + buflen;
2029                 e = wpa_s->blacklist;
2030                 while (e) {
2031                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2032                                           MAC2STR(e->bssid));
2033                         if (os_snprintf_error(end - pos, ret))
2034                                 return pos - buf;
2035                         pos += ret;
2036                         e = e->next;
2037                 }
2038                 return pos - buf;
2039         }
2040
2041         cmd++;
2042         if (os_strncmp(cmd, "clear", 5) == 0) {
2043                 wpa_blacklist_clear(wpa_s);
2044                 os_memcpy(buf, "OK\n", 3);
2045                 return 3;
2046         }
2047
2048         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2049         if (hwaddr_aton(cmd, bssid)) {
2050                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2051                 return -1;
2052         }
2053
2054         /*
2055          * Add the BSSID twice, so its count will be 2, causing it to be
2056          * skipped when processing scan results.
2057          */
2058         ret = wpa_blacklist_add(wpa_s, bssid);
2059         if (ret < 0)
2060                 return -1;
2061         ret = wpa_blacklist_add(wpa_s, bssid);
2062         if (ret < 0)
2063                 return -1;
2064         os_memcpy(buf, "OK\n", 3);
2065         return 3;
2066 }
2067
2068
2069 static const char * debug_level_str(int level)
2070 {
2071         switch (level) {
2072         case MSG_EXCESSIVE:
2073                 return "EXCESSIVE";
2074         case MSG_MSGDUMP:
2075                 return "MSGDUMP";
2076         case MSG_DEBUG:
2077                 return "DEBUG";
2078         case MSG_INFO:
2079                 return "INFO";
2080         case MSG_WARNING:
2081                 return "WARNING";
2082         case MSG_ERROR:
2083                 return "ERROR";
2084         default:
2085                 return "?";
2086         }
2087 }
2088
2089
2090 static int str_to_debug_level(const char *s)
2091 {
2092         if (os_strcasecmp(s, "EXCESSIVE") == 0)
2093                 return MSG_EXCESSIVE;
2094         if (os_strcasecmp(s, "MSGDUMP") == 0)
2095                 return MSG_MSGDUMP;
2096         if (os_strcasecmp(s, "DEBUG") == 0)
2097                 return MSG_DEBUG;
2098         if (os_strcasecmp(s, "INFO") == 0)
2099                 return MSG_INFO;
2100         if (os_strcasecmp(s, "WARNING") == 0)
2101                 return MSG_WARNING;
2102         if (os_strcasecmp(s, "ERROR") == 0)
2103                 return MSG_ERROR;
2104         return -1;
2105 }
2106
2107
2108 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2109                                                char *cmd, char *buf,
2110                                                size_t buflen)
2111 {
2112         char *pos, *end, *stamp;
2113         int ret;
2114
2115         /* cmd: "LOG_LEVEL [<level>]" */
2116         if (*cmd == '\0') {
2117                 pos = buf;
2118                 end = buf + buflen;
2119                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2120                                   "Timestamp: %d\n",
2121                                   debug_level_str(wpa_debug_level),
2122                                   wpa_debug_timestamp);
2123                 if (os_snprintf_error(end - pos, ret))
2124                         ret = 0;
2125
2126                 return ret;
2127         }
2128
2129         while (*cmd == ' ')
2130                 cmd++;
2131
2132         stamp = os_strchr(cmd, ' ');
2133         if (stamp) {
2134                 *stamp++ = '\0';
2135                 while (*stamp == ' ') {
2136                         stamp++;
2137                 }
2138         }
2139
2140         if (cmd && os_strlen(cmd)) {
2141                 int level = str_to_debug_level(cmd);
2142                 if (level < 0)
2143                         return -1;
2144                 wpa_debug_level = level;
2145         }
2146
2147         if (stamp && os_strlen(stamp))
2148                 wpa_debug_timestamp = atoi(stamp);
2149
2150         os_memcpy(buf, "OK\n", 3);
2151         return 3;
2152 }
2153
2154
2155 static int wpa_supplicant_ctrl_iface_list_networks(
2156         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2157 {
2158         char *pos, *end, *prev;
2159         struct wpa_ssid *ssid;
2160         int ret;
2161
2162         pos = buf;
2163         end = buf + buflen;
2164         ret = os_snprintf(pos, end - pos,
2165                           "network id / ssid / bssid / flags\n");
2166         if (os_snprintf_error(end - pos, ret))
2167                 return pos - buf;
2168         pos += ret;
2169
2170         ssid = wpa_s->conf->ssid;
2171
2172         /* skip over ssids until we find next one */
2173         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2174                 int last_id = atoi(cmd + 8);
2175                 if (last_id != -1) {
2176                         while (ssid != NULL && ssid->id <= last_id) {
2177                                 ssid = ssid->next;
2178                         }
2179                 }
2180         }
2181
2182         while (ssid) {
2183                 prev = pos;
2184                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2185                                   ssid->id,
2186                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2187                 if (os_snprintf_error(end - pos, ret))
2188                         return prev - buf;
2189                 pos += ret;
2190                 if (ssid->bssid_set) {
2191                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2192                                           MAC2STR(ssid->bssid));
2193                 } else {
2194                         ret = os_snprintf(pos, end - pos, "\tany");
2195                 }
2196                 if (os_snprintf_error(end - pos, ret))
2197                         return prev - buf;
2198                 pos += ret;
2199                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2200                                   ssid == wpa_s->current_ssid ?
2201                                   "[CURRENT]" : "",
2202                                   ssid->disabled ? "[DISABLED]" : "",
2203                                   ssid->disabled_until.sec ?
2204                                   "[TEMP-DISABLED]" : "",
2205                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2206                                   "");
2207                 if (os_snprintf_error(end - pos, ret))
2208                         return prev - buf;
2209                 pos += ret;
2210                 ret = os_snprintf(pos, end - pos, "\n");
2211                 if (os_snprintf_error(end - pos, ret))
2212                         return prev - buf;
2213                 pos += ret;
2214
2215                 ssid = ssid->next;
2216         }
2217
2218         return pos - buf;
2219 }
2220
2221
2222 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2223 {
2224         int ret;
2225         ret = os_snprintf(pos, end - pos, "-");
2226         if (os_snprintf_error(end - pos, ret))
2227                 return pos;
2228         pos += ret;
2229         ret = wpa_write_ciphers(pos, end, cipher, "+");
2230         if (ret < 0)
2231                 return pos;
2232         pos += ret;
2233         return pos;
2234 }
2235
2236
2237 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2238                                     const u8 *ie, size_t ie_len)
2239 {
2240         struct wpa_ie_data data;
2241         char *start;
2242         int ret;
2243
2244         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2245         if (os_snprintf_error(end - pos, ret))
2246                 return pos;
2247         pos += ret;
2248
2249         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2250                 ret = os_snprintf(pos, end - pos, "?]");
2251                 if (os_snprintf_error(end - pos, ret))
2252                         return pos;
2253                 pos += ret;
2254                 return pos;
2255         }
2256
2257         start = pos;
2258         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2259                 ret = os_snprintf(pos, end - pos, "%sEAP",
2260                                   pos == start ? "" : "+");
2261                 if (os_snprintf_error(end - pos, ret))
2262                         return pos;
2263                 pos += ret;
2264         }
2265         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2266                 ret = os_snprintf(pos, end - pos, "%sPSK",
2267                                   pos == start ? "" : "+");
2268                 if (os_snprintf_error(end - pos, ret))
2269                         return pos;
2270                 pos += ret;
2271         }
2272         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2273                 ret = os_snprintf(pos, end - pos, "%sNone",
2274                                   pos == start ? "" : "+");
2275                 if (os_snprintf_error(end - pos, ret))
2276                         return pos;
2277                 pos += ret;
2278         }
2279         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2280                 ret = os_snprintf(pos, end - pos, "%sSAE",
2281                                   pos == start ? "" : "+");
2282                 if (os_snprintf_error(end - pos, ret))
2283                         return pos;
2284                 pos += ret;
2285         }
2286 #ifdef CONFIG_IEEE80211R
2287         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2288                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2289                                   pos == start ? "" : "+");
2290                 if (os_snprintf_error(end - pos, ret))
2291                         return pos;
2292                 pos += ret;
2293         }
2294         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2295                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2296                                   pos == start ? "" : "+");
2297                 if (os_snprintf_error(end - pos, ret))
2298                         return pos;
2299                 pos += ret;
2300         }
2301         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2302                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2303                                   pos == start ? "" : "+");
2304                 if (os_snprintf_error(end - pos, ret))
2305                         return pos;
2306                 pos += ret;
2307         }
2308 #endif /* CONFIG_IEEE80211R */
2309 #ifdef CONFIG_IEEE80211W
2310         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2311                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2312                                   pos == start ? "" : "+");
2313                 if (os_snprintf_error(end - pos, ret))
2314                         return pos;
2315                 pos += ret;
2316         }
2317         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2318                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2319                                   pos == start ? "" : "+");
2320                 if (os_snprintf_error(end - pos, ret))
2321                         return pos;
2322                 pos += ret;
2323         }
2324 #endif /* CONFIG_IEEE80211W */
2325
2326         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2327                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2328                                   pos == start ? "" : "+");
2329                 if (os_snprintf_error(end - pos, ret))
2330                         return pos;
2331                 pos += ret;
2332         }
2333
2334         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2335
2336         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2337                 ret = os_snprintf(pos, end - pos, "-preauth");
2338                 if (os_snprintf_error(end - pos, ret))
2339                         return pos;
2340                 pos += ret;
2341         }
2342
2343         ret = os_snprintf(pos, end - pos, "]");
2344         if (os_snprintf_error(end - pos, ret))
2345                 return pos;
2346         pos += ret;
2347
2348         return pos;
2349 }
2350
2351
2352 #ifdef CONFIG_WPS
2353 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2354                                             char *pos, char *end,
2355                                             struct wpabuf *wps_ie)
2356 {
2357         int ret;
2358         const char *txt;
2359
2360         if (wps_ie == NULL)
2361                 return pos;
2362         if (wps_is_selected_pbc_registrar(wps_ie))
2363                 txt = "[WPS-PBC]";
2364         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2365                 txt = "[WPS-AUTH]";
2366         else if (wps_is_selected_pin_registrar(wps_ie))
2367                 txt = "[WPS-PIN]";
2368         else
2369                 txt = "[WPS]";
2370
2371         ret = os_snprintf(pos, end - pos, "%s", txt);
2372         if (!os_snprintf_error(end - pos, ret))
2373                 pos += ret;
2374         wpabuf_free(wps_ie);
2375         return pos;
2376 }
2377 #endif /* CONFIG_WPS */
2378
2379
2380 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2381                                         char *pos, char *end,
2382                                         const struct wpa_bss *bss)
2383 {
2384 #ifdef CONFIG_WPS
2385         struct wpabuf *wps_ie;
2386         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2387         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2388 #else /* CONFIG_WPS */
2389         return pos;
2390 #endif /* CONFIG_WPS */
2391 }
2392
2393
2394 /* Format one result on one text line into a buffer. */
2395 static int wpa_supplicant_ctrl_iface_scan_result(
2396         struct wpa_supplicant *wpa_s,
2397         const struct wpa_bss *bss, char *buf, size_t buflen)
2398 {
2399         char *pos, *end;
2400         int ret;
2401         const u8 *ie, *ie2, *p2p, *mesh;
2402
2403         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2404         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2405         if (!p2p)
2406                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2407         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2408             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2409             0)
2410                 return 0; /* Do not show P2P listen discovery results here */
2411
2412         pos = buf;
2413         end = buf + buflen;
2414
2415         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2416                           MAC2STR(bss->bssid), bss->freq, bss->level);
2417         if (os_snprintf_error(end - pos, ret))
2418                 return -1;
2419         pos += ret;
2420         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2421         if (ie)
2422                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2423         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2424         if (ie2) {
2425                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2426                                             ie2, 2 + ie2[1]);
2427         }
2428         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2429         if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2430                 ret = os_snprintf(pos, end - pos, "[WEP]");
2431                 if (os_snprintf_error(end - pos, ret))
2432                         return -1;
2433                 pos += ret;
2434         }
2435         if (mesh) {
2436                 ret = os_snprintf(pos, end - pos, "[MESH]");
2437                 if (os_snprintf_error(end - pos, ret))
2438                         return -1;
2439                 pos += ret;
2440         }
2441         if (bss_is_dmg(bss)) {
2442                 const char *s;
2443                 ret = os_snprintf(pos, end - pos, "[DMG]");
2444                 if (os_snprintf_error(end - pos, ret))
2445                         return -1;
2446                 pos += ret;
2447                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2448                 case IEEE80211_CAP_DMG_IBSS:
2449                         s = "[IBSS]";
2450                         break;
2451                 case IEEE80211_CAP_DMG_AP:
2452                         s = "[ESS]";
2453                         break;
2454                 case IEEE80211_CAP_DMG_PBSS:
2455                         s = "[PBSS]";
2456                         break;
2457                 default:
2458                         s = "";
2459                         break;
2460                 }
2461                 ret = os_snprintf(pos, end - pos, "%s", s);
2462                 if (os_snprintf_error(end - pos, ret))
2463                         return -1;
2464                 pos += ret;
2465         } else {
2466                 if (bss->caps & IEEE80211_CAP_IBSS) {
2467                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2468                         if (os_snprintf_error(end - pos, ret))
2469                                 return -1;
2470                         pos += ret;
2471                 }
2472                 if (bss->caps & IEEE80211_CAP_ESS) {
2473                         ret = os_snprintf(pos, end - pos, "[ESS]");
2474                         if (os_snprintf_error(end - pos, ret))
2475                                 return -1;
2476                         pos += ret;
2477                 }
2478         }
2479         if (p2p) {
2480                 ret = os_snprintf(pos, end - pos, "[P2P]");
2481                 if (os_snprintf_error(end - pos, ret))
2482                         return -1;
2483                 pos += ret;
2484         }
2485 #ifdef CONFIG_HS20
2486         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2487                 ret = os_snprintf(pos, end - pos, "[HS20]");
2488                 if (os_snprintf_error(end - pos, ret))
2489                         return -1;
2490                 pos += ret;
2491         }
2492 #endif /* CONFIG_HS20 */
2493
2494         ret = os_snprintf(pos, end - pos, "\t%s",
2495                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2496         if (os_snprintf_error(end - pos, ret))
2497                 return -1;
2498         pos += ret;
2499
2500         ret = os_snprintf(pos, end - pos, "\n");
2501         if (os_snprintf_error(end - pos, ret))
2502                 return -1;
2503         pos += ret;
2504
2505         return pos - buf;
2506 }
2507
2508
2509 static int wpa_supplicant_ctrl_iface_scan_results(
2510         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2511 {
2512         char *pos, *end;
2513         struct wpa_bss *bss;
2514         int ret;
2515
2516         pos = buf;
2517         end = buf + buflen;
2518         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2519                           "flags / ssid\n");
2520         if (os_snprintf_error(end - pos, ret))
2521                 return pos - buf;
2522         pos += ret;
2523
2524         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2525                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2526                                                             end - pos);
2527                 if (ret < 0 || ret >= end - pos)
2528                         return pos - buf;
2529                 pos += ret;
2530         }
2531
2532         return pos - buf;
2533 }
2534
2535
2536 #ifdef CONFIG_MESH
2537
2538 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2539         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2540 {
2541         char *pos, ifname[IFNAMSIZ + 1];
2542
2543         ifname[0] = '\0';
2544
2545         pos = os_strstr(cmd, "ifname=");
2546         if (pos) {
2547                 pos += 7;
2548                 os_strlcpy(ifname, pos, sizeof(ifname));
2549         }
2550
2551         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2552                 return -1;
2553
2554         os_strlcpy(reply, ifname, max_len);
2555         return os_strlen(ifname);
2556 }
2557
2558
2559 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2560         struct wpa_supplicant *wpa_s, char *cmd)
2561 {
2562         int id;
2563         struct wpa_ssid *ssid;
2564
2565         id = atoi(cmd);
2566         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2567
2568         ssid = wpa_config_get_network(wpa_s->conf, id);
2569         if (ssid == NULL) {
2570                 wpa_printf(MSG_DEBUG,
2571                            "CTRL_IFACE: Could not find network id=%d", id);
2572                 return -1;
2573         }
2574         if (ssid->mode != WPAS_MODE_MESH) {
2575                 wpa_printf(MSG_DEBUG,
2576                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2577                 return -1;
2578         }
2579         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2580             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2581                 wpa_printf(MSG_ERROR,
2582                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2583                 return -1;
2584         }
2585
2586         /*
2587          * TODO: If necessary write our own group_add function,
2588          * for now we can reuse select_network
2589          */
2590         wpa_supplicant_select_network(wpa_s, ssid);
2591
2592         return 0;
2593 }
2594
2595
2596 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2597         struct wpa_supplicant *wpa_s, char *cmd)
2598 {
2599         struct wpa_supplicant *orig;
2600         struct wpa_global *global;
2601         int found = 0;
2602
2603         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2604
2605         global = wpa_s->global;
2606         orig = wpa_s;
2607
2608         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2609                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2610                         found = 1;
2611                         break;
2612                 }
2613         }
2614         if (!found) {
2615                 wpa_printf(MSG_ERROR,
2616                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2617                            cmd);
2618                 return -1;
2619         }
2620         if (wpa_s->mesh_if_created && wpa_s == orig) {
2621                 wpa_printf(MSG_ERROR,
2622                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2623                 return -1;
2624         }
2625
2626         wpa_s->reassociate = 0;
2627         wpa_s->disconnected = 1;
2628         wpa_supplicant_cancel_sched_scan(wpa_s);
2629         wpa_supplicant_cancel_scan(wpa_s);
2630
2631         /*
2632          * TODO: If necessary write our own group_remove function,
2633          * for now we can reuse deauthenticate
2634          */
2635         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2636
2637         if (wpa_s->mesh_if_created)
2638                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2639
2640         return 0;
2641 }
2642
2643 #endif /* CONFIG_MESH */
2644
2645
2646 static int wpa_supplicant_ctrl_iface_select_network(
2647         struct wpa_supplicant *wpa_s, char *cmd)
2648 {
2649         int id;
2650         struct wpa_ssid *ssid;
2651         char *pos;
2652
2653         /* cmd: "<network id>" or "any" */
2654         if (os_strncmp(cmd, "any", 3) == 0) {
2655                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2656                 ssid = NULL;
2657         } else {
2658                 id = atoi(cmd);
2659                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2660
2661                 ssid = wpa_config_get_network(wpa_s->conf, id);
2662                 if (ssid == NULL) {
2663                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2664                                    "network id=%d", id);
2665                         return -1;
2666                 }
2667                 if (ssid->disabled == 2) {
2668                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2669                                    "SELECT_NETWORK with persistent P2P group");
2670                         return -1;
2671                 }
2672         }
2673
2674         pos = os_strstr(cmd, " freq=");
2675         if (pos) {
2676                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2677                 if (freqs) {
2678                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2679                         os_free(wpa_s->manual_scan_freqs);
2680                         wpa_s->manual_scan_freqs = freqs;
2681                 }
2682         }
2683
2684         wpa_supplicant_select_network(wpa_s, ssid);
2685
2686         return 0;
2687 }
2688
2689
2690 static int wpa_supplicant_ctrl_iface_enable_network(
2691         struct wpa_supplicant *wpa_s, char *cmd)
2692 {
2693         int id;
2694         struct wpa_ssid *ssid;
2695
2696         /* cmd: "<network id>" or "all" */
2697         if (os_strcmp(cmd, "all") == 0) {
2698                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2699                 ssid = NULL;
2700         } else {
2701                 id = atoi(cmd);
2702                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2703
2704                 ssid = wpa_config_get_network(wpa_s->conf, id);
2705                 if (ssid == NULL) {
2706                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2707                                    "network id=%d", id);
2708                         return -1;
2709                 }
2710                 if (ssid->disabled == 2) {
2711                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2712                                    "ENABLE_NETWORK with persistent P2P group");
2713                         return -1;
2714                 }
2715
2716                 if (os_strstr(cmd, " no-connect")) {
2717                         ssid->disabled = 0;
2718                         return 0;
2719                 }
2720         }
2721         wpa_supplicant_enable_network(wpa_s, ssid);
2722
2723         return 0;
2724 }
2725
2726
2727 static int wpa_supplicant_ctrl_iface_disable_network(
2728         struct wpa_supplicant *wpa_s, char *cmd)
2729 {
2730         int id;
2731         struct wpa_ssid *ssid;
2732
2733         /* cmd: "<network id>" or "all" */
2734         if (os_strcmp(cmd, "all") == 0) {
2735                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2736                 ssid = NULL;
2737         } else {
2738                 id = atoi(cmd);
2739                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_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                                    "DISABLE_NETWORK with persistent P2P "
2750                                    "group");
2751                         return -1;
2752                 }
2753         }
2754         wpa_supplicant_disable_network(wpa_s, ssid);
2755
2756         return 0;
2757 }
2758
2759
2760 static int wpa_supplicant_ctrl_iface_add_network(
2761         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2762 {
2763         struct wpa_ssid *ssid;
2764         int ret;
2765
2766         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2767
2768         ssid = wpa_config_add_network(wpa_s->conf);
2769         if (ssid == NULL)
2770                 return -1;
2771
2772         wpas_notify_network_added(wpa_s, ssid);
2773
2774         ssid->disabled = 1;
2775         wpa_config_set_network_defaults(ssid);
2776
2777         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2778         if (os_snprintf_error(buflen, ret))
2779                 return -1;
2780         return ret;
2781 }
2782
2783
2784 static int wpa_supplicant_ctrl_iface_remove_network(
2785         struct wpa_supplicant *wpa_s, char *cmd)
2786 {
2787         int id;
2788         struct wpa_ssid *ssid;
2789         int was_disabled;
2790
2791         /* cmd: "<network id>" or "all" */
2792         if (os_strcmp(cmd, "all") == 0) {
2793                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2794                 if (wpa_s->sched_scanning)
2795                         wpa_supplicant_cancel_sched_scan(wpa_s);
2796
2797                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2798                 if (wpa_s->current_ssid) {
2799 #ifdef CONFIG_SME
2800                         wpa_s->sme.prev_bssid_set = 0;
2801 #endif /* CONFIG_SME */
2802                         wpa_sm_set_config(wpa_s->wpa, NULL);
2803                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2804                         wpa_supplicant_deauthenticate(
2805                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2806                 }
2807                 ssid = wpa_s->conf->ssid;
2808                 while (ssid) {
2809                         struct wpa_ssid *remove_ssid = ssid;
2810                         id = ssid->id;
2811                         ssid = ssid->next;
2812                         if (wpa_s->last_ssid == remove_ssid)
2813                                 wpa_s->last_ssid = NULL;
2814                         wpas_notify_network_removed(wpa_s, remove_ssid);
2815                         wpa_config_remove_network(wpa_s->conf, id);
2816                 }
2817                 return 0;
2818         }
2819
2820         id = atoi(cmd);
2821         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2822
2823         ssid = wpa_config_get_network(wpa_s->conf, id);
2824         if (ssid)
2825                 wpas_notify_network_removed(wpa_s, ssid);
2826         if (ssid == NULL) {
2827                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2828                            "id=%d", id);
2829                 return -1;
2830         }
2831
2832         if (wpa_s->last_ssid == ssid)
2833                 wpa_s->last_ssid = NULL;
2834
2835         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2836 #ifdef CONFIG_SME
2837                 wpa_s->sme.prev_bssid_set = 0;
2838 #endif /* CONFIG_SME */
2839                 /*
2840                  * Invalidate the EAP session cache if the current or
2841                  * previously used network is removed.
2842                  */
2843                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2844         }
2845
2846         if (ssid == wpa_s->current_ssid) {
2847                 wpa_sm_set_config(wpa_s->wpa, NULL);
2848                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2849
2850                 wpa_supplicant_deauthenticate(wpa_s,
2851                                               WLAN_REASON_DEAUTH_LEAVING);
2852         }
2853
2854         was_disabled = ssid->disabled;
2855
2856         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2857                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2858                            "network id=%d", id);
2859                 return -1;
2860         }
2861
2862         if (!was_disabled && wpa_s->sched_scanning) {
2863                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2864                            "network from filters");
2865                 wpa_supplicant_cancel_sched_scan(wpa_s);
2866                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2867         }
2868
2869         return 0;
2870 }
2871
2872
2873 static int wpa_supplicant_ctrl_iface_update_network(
2874         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2875         char *name, char *value)
2876 {
2877         if (wpa_config_set(ssid, name, value, 0) < 0) {
2878                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2879                            "variable '%s'", name);
2880                 return -1;
2881         }
2882
2883         if (os_strcmp(name, "bssid") != 0 &&
2884             os_strcmp(name, "priority") != 0)
2885                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2886
2887         if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2888                 /*
2889                  * Invalidate the EAP session cache if anything in the current
2890                  * or previously used configuration changes.
2891                  */
2892                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2893         }
2894
2895         if ((os_strcmp(name, "psk") == 0 &&
2896              value[0] == '"' && ssid->ssid_len) ||
2897             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2898                 wpa_config_update_psk(ssid);
2899         else if (os_strcmp(name, "priority") == 0)
2900                 wpa_config_update_prio_list(wpa_s->conf);
2901         else if (os_strcmp(name, "no_auto_peer") == 0)
2902                 ssid->no_auto_peer = atoi(value);
2903
2904         return 0;
2905 }
2906
2907
2908 static int wpa_supplicant_ctrl_iface_set_network(
2909         struct wpa_supplicant *wpa_s, char *cmd)
2910 {
2911         int id, ret, prev_bssid_set;
2912         struct wpa_ssid *ssid;
2913         char *name, *value;
2914         u8 prev_bssid[ETH_ALEN];
2915
2916         /* cmd: "<network id> <variable name> <value>" */
2917         name = os_strchr(cmd, ' ');
2918         if (name == NULL)
2919                 return -1;
2920         *name++ = '\0';
2921
2922         value = os_strchr(name, ' ');
2923         if (value == NULL)
2924                 return -1;
2925         *value++ = '\0';
2926
2927         id = atoi(cmd);
2928         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2929                    id, name);
2930         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2931                               (u8 *) value, os_strlen(value));
2932
2933         ssid = wpa_config_get_network(wpa_s->conf, id);
2934         if (ssid == NULL) {
2935                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2936                            "id=%d", id);
2937                 return -1;
2938         }
2939
2940         prev_bssid_set = ssid->bssid_set;
2941         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
2942         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
2943                                                        value);
2944         if (ret == 0 &&
2945             (ssid->bssid_set != prev_bssid_set ||
2946              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
2947                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
2948         return ret;
2949 }
2950
2951
2952 static int wpa_supplicant_ctrl_iface_get_network(
2953         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2954 {
2955         int id;
2956         size_t res;
2957         struct wpa_ssid *ssid;
2958         char *name, *value;
2959
2960         /* cmd: "<network id> <variable name>" */
2961         name = os_strchr(cmd, ' ');
2962         if (name == NULL || buflen == 0)
2963                 return -1;
2964         *name++ = '\0';
2965
2966         id = atoi(cmd);
2967         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
2968                    id, name);
2969
2970         ssid = wpa_config_get_network(wpa_s->conf, id);
2971         if (ssid == NULL) {
2972                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2973                            "id=%d", id);
2974                 return -1;
2975         }
2976
2977         value = wpa_config_get_no_key(ssid, name);
2978         if (value == NULL) {
2979                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2980                            "variable '%s'", name);
2981                 return -1;
2982         }
2983
2984         res = os_strlcpy(buf, value, buflen);
2985         if (res >= buflen) {
2986                 os_free(value);
2987                 return -1;
2988         }
2989
2990         os_free(value);
2991
2992         return res;
2993 }
2994
2995
2996 static int wpa_supplicant_ctrl_iface_dup_network(
2997         struct wpa_supplicant *wpa_s, char *cmd)
2998 {
2999         struct wpa_ssid *ssid_s, *ssid_d;
3000         char *name, *id, *value;
3001         int id_s, id_d, ret;
3002
3003         /* cmd: "<src network id> <dst network id> <variable name>" */
3004         id = os_strchr(cmd, ' ');
3005         if (id == NULL)
3006                 return -1;
3007         *id++ = '\0';
3008
3009         name = os_strchr(id, ' ');
3010         if (name == NULL)
3011                 return -1;
3012         *name++ = '\0';
3013
3014         id_s = atoi(cmd);
3015         id_d = atoi(id);
3016         wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
3017                    id_s, id_d, name);
3018
3019         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3020         if (ssid_s == NULL) {
3021                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3022                            "network id=%d", id_s);
3023                 return -1;
3024         }
3025
3026         ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
3027         if (ssid_d == NULL) {
3028                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3029                            "network id=%d", id_d);
3030                 return -1;
3031         }
3032
3033         value = wpa_config_get(ssid_s, name);
3034         if (value == NULL) {
3035                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3036                            "variable '%s'", name);
3037                 return -1;
3038         }
3039
3040         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
3041                                                        value);
3042
3043         os_free(value);
3044
3045         return ret;
3046 }
3047
3048
3049 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3050                                                 char *buf, size_t buflen)
3051 {
3052         char *pos, *end;
3053         struct wpa_cred *cred;
3054         int ret;
3055
3056         pos = buf;
3057         end = buf + buflen;
3058         ret = os_snprintf(pos, end - pos,
3059                           "cred id / realm / username / domain / imsi\n");
3060         if (os_snprintf_error(end - pos, ret))
3061                 return pos - buf;
3062         pos += ret;
3063
3064         cred = wpa_s->conf->cred;
3065         while (cred) {
3066                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3067                                   cred->id, cred->realm ? cred->realm : "",
3068                                   cred->username ? cred->username : "",
3069                                   cred->domain ? cred->domain[0] : "",
3070                                   cred->imsi ? cred->imsi : "");
3071                 if (os_snprintf_error(end - pos, ret))
3072                         return pos - buf;
3073                 pos += ret;
3074
3075                 cred = cred->next;
3076         }
3077
3078         return pos - buf;
3079 }
3080
3081
3082 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3083                                               char *buf, size_t buflen)
3084 {
3085         struct wpa_cred *cred;
3086         int ret;
3087
3088         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3089
3090         cred = wpa_config_add_cred(wpa_s->conf);
3091         if (cred == NULL)
3092                 return -1;
3093
3094         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3095
3096         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3097         if (os_snprintf_error(buflen, ret))
3098                 return -1;
3099         return ret;
3100 }
3101
3102
3103 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3104                                  struct wpa_cred *cred)
3105 {
3106         struct wpa_ssid *ssid;
3107         char str[20];
3108         int id;
3109
3110         if (cred == NULL) {
3111                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3112                 return -1;
3113         }
3114
3115         id = cred->id;
3116         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3117                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3118                 return -1;
3119         }
3120
3121         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3122
3123         /* Remove any network entry created based on the removed credential */
3124         ssid = wpa_s->conf->ssid;
3125         while (ssid) {
3126                 if (ssid->parent_cred == cred) {
3127                         int res;
3128
3129                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3130                                    "used the removed credential", ssid->id);
3131                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3132                         if (os_snprintf_error(sizeof(str), res))
3133                                 str[sizeof(str) - 1] = '\0';
3134                         ssid = ssid->next;
3135                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3136                 } else
3137                         ssid = ssid->next;
3138         }
3139
3140         return 0;
3141 }
3142
3143
3144 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3145                                                  char *cmd)
3146 {
3147         int id;
3148         struct wpa_cred *cred, *prev;
3149
3150         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3151          * "provisioning_sp=<FQDN> */
3152         if (os_strcmp(cmd, "all") == 0) {
3153                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3154                 cred = wpa_s->conf->cred;
3155                 while (cred) {
3156                         prev = cred;
3157                         cred = cred->next;
3158                         wpas_ctrl_remove_cred(wpa_s, prev);
3159                 }
3160                 return 0;
3161         }
3162
3163         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3164                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3165                            cmd + 8);
3166                 cred = wpa_s->conf->cred;
3167                 while (cred) {
3168                         prev = cred;
3169                         cred = cred->next;
3170                         if (prev->domain) {
3171                                 size_t i;
3172                                 for (i = 0; i < prev->num_domain; i++) {
3173                                         if (os_strcmp(prev->domain[i], cmd + 8)
3174                                             != 0)
3175                                                 continue;
3176                                         wpas_ctrl_remove_cred(wpa_s, prev);
3177                                         break;
3178                                 }
3179                         }
3180                 }
3181                 return 0;
3182         }
3183
3184         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3185                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3186                            cmd + 16);
3187                 cred = wpa_s->conf->cred;
3188                 while (cred) {
3189                         prev = cred;
3190                         cred = cred->next;
3191                         if (prev->provisioning_sp &&
3192                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3193                                 wpas_ctrl_remove_cred(wpa_s, prev);
3194                 }
3195                 return 0;
3196         }
3197
3198         id = atoi(cmd);
3199         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3200
3201         cred = wpa_config_get_cred(wpa_s->conf, id);
3202         return wpas_ctrl_remove_cred(wpa_s, cred);
3203 }
3204
3205
3206 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3207                                               char *cmd)
3208 {
3209         int id;
3210         struct wpa_cred *cred;
3211         char *name, *value;
3212
3213         /* cmd: "<cred id> <variable name> <value>" */
3214         name = os_strchr(cmd, ' ');
3215         if (name == NULL)
3216                 return -1;
3217         *name++ = '\0';
3218
3219         value = os_strchr(name, ' ');
3220         if (value == NULL)
3221                 return -1;
3222         *value++ = '\0';
3223
3224         id = atoi(cmd);
3225         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3226                    id, name);
3227         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3228                               (u8 *) value, os_strlen(value));
3229
3230         cred = wpa_config_get_cred(wpa_s->conf, id);
3231         if (cred == NULL) {
3232                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3233                            id);
3234                 return -1;
3235         }
3236
3237         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3238                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3239                            "variable '%s'", name);
3240                 return -1;
3241         }
3242
3243         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3244
3245         return 0;
3246 }
3247
3248
3249 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3250                                               char *cmd, char *buf,
3251                                               size_t buflen)
3252 {
3253         int id;
3254         size_t res;
3255         struct wpa_cred *cred;
3256         char *name, *value;
3257
3258         /* cmd: "<cred id> <variable name>" */
3259         name = os_strchr(cmd, ' ');
3260         if (name == NULL)
3261                 return -1;
3262         *name++ = '\0';
3263
3264         id = atoi(cmd);
3265         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3266                    id, name);
3267
3268         cred = wpa_config_get_cred(wpa_s->conf, id);
3269         if (cred == NULL) {
3270                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3271                            id);
3272                 return -1;
3273         }
3274
3275         value = wpa_config_get_cred_no_key(cred, name);
3276         if (value == NULL) {
3277                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3278                            name);
3279                 return -1;
3280         }
3281
3282         res = os_strlcpy(buf, value, buflen);
3283         if (res >= buflen) {
3284                 os_free(value);
3285                 return -1;
3286         }
3287
3288         os_free(value);
3289
3290         return res;
3291 }
3292
3293
3294 #ifndef CONFIG_NO_CONFIG_WRITE
3295 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3296 {
3297         int ret;
3298
3299         if (!wpa_s->conf->update_config) {
3300                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3301                            "to update configuration (update_config=0)");
3302                 return -1;
3303         }
3304
3305         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3306         if (ret) {
3307                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3308                            "update configuration");
3309         } else {
3310                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3311                            " updated");
3312         }
3313
3314         return ret;
3315 }
3316 #endif /* CONFIG_NO_CONFIG_WRITE */
3317
3318
3319 struct cipher_info {
3320         unsigned int capa;
3321         const char *name;
3322         int group_only;
3323 };
3324
3325 static const struct cipher_info ciphers[] = {
3326         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3327         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3328         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3329         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3330         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3331         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3332         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3333         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3334 };
3335
3336
3337 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3338                                               struct wpa_driver_capa *capa,
3339                                               char *buf, size_t buflen)
3340 {
3341         int ret;
3342         char *pos, *end;
3343         size_t len;
3344         unsigned int i;
3345
3346         pos = buf;
3347         end = pos + buflen;
3348
3349         if (res < 0) {
3350                 if (strict)
3351                         return 0;
3352                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3353                 if (len >= buflen)
3354                         return -1;
3355                 return len;
3356         }
3357
3358         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3359                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3360                         ret = os_snprintf(pos, end - pos, "%s%s",
3361                                           pos == buf ? "" : " ",
3362                                           ciphers[i].name);
3363                         if (os_snprintf_error(end - pos, ret))
3364                                 return pos - buf;
3365                         pos += ret;
3366                 }
3367         }
3368
3369         return pos - buf;
3370 }
3371
3372
3373 static int ctrl_iface_get_capability_group(int res, char *strict,
3374                                            struct wpa_driver_capa *capa,
3375                                            char *buf, size_t buflen)
3376 {
3377         int ret;
3378         char *pos, *end;
3379         size_t len;
3380         unsigned int i;
3381
3382         pos = buf;
3383         end = pos + buflen;
3384
3385         if (res < 0) {
3386                 if (strict)
3387                         return 0;
3388                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3389                 if (len >= buflen)
3390                         return -1;
3391                 return len;
3392         }
3393
3394         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3395                 if (capa->enc & ciphers[i].capa) {
3396                         ret = os_snprintf(pos, end - pos, "%s%s",
3397                                           pos == buf ? "" : " ",
3398                                           ciphers[i].name);
3399                         if (os_snprintf_error(end - pos, ret))
3400                                 return pos - buf;
3401                         pos += ret;
3402                 }
3403         }
3404
3405         return pos - buf;
3406 }
3407
3408
3409 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3410                                               struct wpa_driver_capa *capa,
3411                                               char *buf, size_t buflen)
3412 {
3413         int ret;
3414         char *pos, *end;
3415         size_t len;
3416
3417         pos = buf;
3418         end = pos + buflen;
3419
3420         if (res < 0) {
3421                 if (strict)
3422                         return 0;
3423                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3424                                  "NONE", buflen);
3425                 if (len >= buflen)
3426                         return -1;
3427                 return len;
3428         }
3429
3430         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3431         if (os_snprintf_error(end - pos, ret))
3432                 return pos - buf;
3433         pos += ret;
3434
3435         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3436                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3437                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3438                 if (os_snprintf_error(end - pos, ret))
3439                         return pos - buf;
3440                 pos += ret;
3441         }
3442
3443         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3444                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3445                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3446                 if (os_snprintf_error(end - pos, ret))
3447                         return pos - buf;
3448                 pos += ret;
3449         }
3450
3451         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3452                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3453                 if (os_snprintf_error(end - pos, ret))
3454                         return pos - buf;
3455                 pos += ret;
3456         }
3457
3458         return pos - buf;
3459 }
3460
3461
3462 static int ctrl_iface_get_capability_proto(int res, char *strict,
3463                                            struct wpa_driver_capa *capa,
3464                                            char *buf, size_t buflen)
3465 {
3466         int ret;
3467         char *pos, *end;
3468         size_t len;
3469
3470         pos = buf;
3471         end = pos + buflen;
3472
3473         if (res < 0) {
3474                 if (strict)
3475                         return 0;
3476                 len = os_strlcpy(buf, "RSN WPA", buflen);
3477                 if (len >= buflen)
3478                         return -1;
3479                 return len;
3480         }
3481
3482         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3483                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3484                 ret = os_snprintf(pos, end - pos, "%sRSN",
3485                                   pos == buf ? "" : " ");
3486                 if (os_snprintf_error(end - pos, ret))
3487                         return pos - buf;
3488                 pos += ret;
3489         }
3490
3491         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3492                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3493                 ret = os_snprintf(pos, end - pos, "%sWPA",
3494                                   pos == buf ? "" : " ");
3495                 if (os_snprintf_error(end - pos, ret))
3496                         return pos - buf;
3497                 pos += ret;
3498         }
3499
3500         return pos - buf;
3501 }
3502
3503
3504 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3505                                               int res, char *strict,
3506                                               struct wpa_driver_capa *capa,
3507                                               char *buf, size_t buflen)
3508 {
3509         int ret;
3510         char *pos, *end;
3511         size_t len;
3512
3513         pos = buf;
3514         end = pos + buflen;
3515
3516         if (res < 0) {
3517                 if (strict)
3518                         return 0;
3519                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3520                 if (len >= buflen)
3521                         return -1;
3522                 return len;
3523         }
3524
3525         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3526                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3527                                   pos == buf ? "" : " ");
3528                 if (os_snprintf_error(end - pos, ret))
3529                         return pos - buf;
3530                 pos += ret;
3531         }
3532
3533         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3534                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3535                                   pos == buf ? "" : " ");
3536                 if (os_snprintf_error(end - pos, ret))
3537                         return pos - buf;
3538                 pos += ret;
3539         }
3540
3541         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3542                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3543                                   pos == buf ? "" : " ");
3544                 if (os_snprintf_error(end - pos, ret))
3545                         return pos - buf;
3546                 pos += ret;
3547         }
3548
3549 #ifdef CONFIG_SAE
3550         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3551                 ret = os_snprintf(pos, end - pos, "%sSAE",
3552                                   pos == buf ? "" : " ");
3553                 if (os_snprintf_error(end - pos, ret))
3554                         return pos - buf;
3555                 pos += ret;
3556         }
3557 #endif /* CONFIG_SAE */
3558
3559         return pos - buf;
3560 }
3561
3562
3563 static int ctrl_iface_get_capability_modes(int res, char *strict,
3564                                            struct wpa_driver_capa *capa,
3565                                            char *buf, size_t buflen)
3566 {
3567         int ret;
3568         char *pos, *end;
3569         size_t len;
3570
3571         pos = buf;
3572         end = pos + buflen;
3573
3574         if (res < 0) {
3575                 if (strict)
3576                         return 0;
3577                 len = os_strlcpy(buf, "IBSS AP", buflen);
3578                 if (len >= buflen)
3579                         return -1;
3580                 return len;
3581         }
3582
3583         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3584                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3585                                   pos == buf ? "" : " ");
3586                 if (os_snprintf_error(end - pos, ret))
3587                         return pos - buf;
3588                 pos += ret;
3589         }
3590
3591         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3592                 ret = os_snprintf(pos, end - pos, "%sAP",
3593                                   pos == buf ? "" : " ");
3594                 if (os_snprintf_error(end - pos, ret))
3595                         return pos - buf;
3596                 pos += ret;
3597         }
3598
3599 #ifdef CONFIG_MESH
3600         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3601                 ret = os_snprintf(pos, end - pos, "%sMESH",
3602                                   pos == buf ? "" : " ");
3603                 if (os_snprintf_error(end - pos, ret))
3604                         return pos - buf;
3605                 pos += ret;
3606         }
3607 #endif /* CONFIG_MESH */
3608
3609         return pos - buf;
3610 }
3611
3612
3613 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3614                                               char *buf, size_t buflen)
3615 {
3616         struct hostapd_channel_data *chnl;
3617         int ret, i, j;
3618         char *pos, *end, *hmode;
3619
3620         pos = buf;
3621         end = pos + buflen;
3622
3623         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3624                 switch (wpa_s->hw.modes[j].mode) {
3625                 case HOSTAPD_MODE_IEEE80211B:
3626                         hmode = "B";
3627                         break;
3628                 case HOSTAPD_MODE_IEEE80211G:
3629                         hmode = "G";
3630                         break;
3631                 case HOSTAPD_MODE_IEEE80211A:
3632                         hmode = "A";
3633                         break;
3634                 case HOSTAPD_MODE_IEEE80211AD:
3635                         hmode = "AD";
3636                         break;
3637                 default:
3638                         continue;
3639                 }
3640                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3641                 if (os_snprintf_error(end - pos, ret))
3642                         return pos - buf;
3643                 pos += ret;
3644                 chnl = wpa_s->hw.modes[j].channels;
3645                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3646                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3647                                 continue;
3648                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3649                         if (os_snprintf_error(end - pos, ret))
3650                                 return pos - buf;
3651                         pos += ret;
3652                 }
3653                 ret = os_snprintf(pos, end - pos, "\n");
3654                 if (os_snprintf_error(end - pos, ret))
3655                         return pos - buf;
3656                 pos += ret;
3657         }
3658
3659         return pos - buf;
3660 }
3661
3662
3663 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3664                                           char *buf, size_t buflen)
3665 {
3666         struct hostapd_channel_data *chnl;
3667         int ret, i, j;
3668         char *pos, *end, *hmode;
3669
3670         pos = buf;
3671         end = pos + buflen;
3672
3673         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3674                 switch (wpa_s->hw.modes[j].mode) {
3675                 case HOSTAPD_MODE_IEEE80211B:
3676                         hmode = "B";
3677                         break;
3678                 case HOSTAPD_MODE_IEEE80211G:
3679                         hmode = "G";
3680                         break;
3681                 case HOSTAPD_MODE_IEEE80211A:
3682                         hmode = "A";
3683                         break;
3684                 case HOSTAPD_MODE_IEEE80211AD:
3685                         hmode = "AD";
3686                         break;
3687                 default:
3688                         continue;
3689                 }
3690                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3691                                   hmode);
3692                 if (os_snprintf_error(end - pos, ret))
3693                         return pos - buf;
3694                 pos += ret;
3695                 chnl = wpa_s->hw.modes[j].channels;
3696                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3697                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3698                                 continue;
3699                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3700                                           chnl[i].chan, chnl[i].freq,
3701                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3702                                           " (NO_IR)" : "",
3703                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3704                                           " (DFS)" : "");
3705
3706                         if (os_snprintf_error(end - pos, ret))
3707                                 return pos - buf;
3708                         pos += ret;
3709                 }
3710                 ret = os_snprintf(pos, end - pos, "\n");
3711                 if (os_snprintf_error(end - pos, ret))
3712                         return pos - buf;
3713                 pos += ret;
3714         }
3715
3716         return pos - buf;
3717 }
3718
3719
3720 static int wpa_supplicant_ctrl_iface_get_capability(
3721         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3722         size_t buflen)
3723 {
3724         struct wpa_driver_capa capa;
3725         int res;
3726         char *strict;
3727         char field[30];
3728         size_t len;
3729
3730         /* Determine whether or not strict checking was requested */
3731         len = os_strlcpy(field, _field, sizeof(field));
3732         if (len >= sizeof(field))
3733                 return -1;
3734         strict = os_strchr(field, ' ');
3735         if (strict != NULL) {
3736                 *strict++ = '\0';
3737                 if (os_strcmp(strict, "strict") != 0)
3738                         return -1;
3739         }
3740
3741         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3742                 field, strict ? strict : "");
3743
3744         if (os_strcmp(field, "eap") == 0) {
3745                 return eap_get_names(buf, buflen);
3746         }
3747
3748         res = wpa_drv_get_capa(wpa_s, &capa);
3749
3750         if (os_strcmp(field, "pairwise") == 0)
3751                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3752                                                           buf, buflen);
3753
3754         if (os_strcmp(field, "group") == 0)
3755                 return ctrl_iface_get_capability_group(res, strict, &capa,
3756                                                        buf, buflen);
3757
3758         if (os_strcmp(field, "key_mgmt") == 0)
3759                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3760                                                           buf, buflen);
3761
3762         if (os_strcmp(field, "proto") == 0)
3763                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3764                                                        buf, buflen);
3765
3766         if (os_strcmp(field, "auth_alg") == 0)
3767                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3768                                                           &capa, buf, buflen);
3769
3770         if (os_strcmp(field, "modes") == 0)
3771                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3772                                                        buf, buflen);
3773
3774         if (os_strcmp(field, "channels") == 0)
3775                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3776
3777         if (os_strcmp(field, "freq") == 0)
3778                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3779
3780 #ifdef CONFIG_TDLS
3781         if (os_strcmp(field, "tdls") == 0)
3782                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3783 #endif /* CONFIG_TDLS */
3784
3785 #ifdef CONFIG_ERP
3786         if (os_strcmp(field, "erp") == 0) {
3787                 res = os_snprintf(buf, buflen, "ERP");
3788                 if (os_snprintf_error(buflen, res))
3789                         return -1;
3790                 return res;
3791         }
3792 #endif /* CONFIG_EPR */
3793
3794         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3795                    field);
3796
3797         return -1;
3798 }
3799
3800
3801 #ifdef CONFIG_INTERWORKING
3802 static char * anqp_add_hex(char *pos, char *end, const char *title,
3803                            struct wpabuf *data)
3804 {
3805         char *start = pos;
3806         size_t i;
3807         int ret;
3808         const u8 *d;
3809
3810         if (data == NULL)
3811                 return start;
3812
3813         ret = os_snprintf(pos, end - pos, "%s=", title);
3814         if (os_snprintf_error(end - pos, ret))
3815                 return start;
3816         pos += ret;
3817
3818         d = wpabuf_head_u8(data);
3819         for (i = 0; i < wpabuf_len(data); i++) {
3820                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3821                 if (os_snprintf_error(end - pos, ret))
3822                         return start;
3823                 pos += ret;
3824         }
3825
3826         ret = os_snprintf(pos, end - pos, "\n");
3827         if (os_snprintf_error(end - pos, ret))
3828                 return start;
3829         pos += ret;
3830
3831         return pos;
3832 }
3833 #endif /* CONFIG_INTERWORKING */
3834
3835
3836 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3837                           unsigned long mask, char *buf, size_t buflen)
3838 {
3839         size_t i;
3840         int ret;
3841         char *pos, *end;
3842         const u8 *ie, *ie2;
3843
3844         pos = buf;
3845         end = buf + buflen;
3846
3847         if (mask & WPA_BSS_MASK_ID) {
3848                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3849                 if (os_snprintf_error(end - pos, ret))
3850                         return 0;
3851                 pos += ret;
3852         }
3853
3854         if (mask & WPA_BSS_MASK_BSSID) {
3855                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3856                                   MAC2STR(bss->bssid));
3857                 if (os_snprintf_error(end - pos, ret))
3858                         return 0;
3859                 pos += ret;
3860         }
3861
3862         if (mask & WPA_BSS_MASK_FREQ) {
3863                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3864                 if (os_snprintf_error(end - pos, ret))
3865                         return 0;
3866                 pos += ret;
3867         }
3868
3869         if (mask & WPA_BSS_MASK_BEACON_INT) {
3870                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3871                                   bss->beacon_int);
3872                 if (os_snprintf_error(end - pos, ret))
3873                         return 0;
3874                 pos += ret;
3875         }
3876
3877         if (mask & WPA_BSS_MASK_CAPABILITIES) {
3878                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3879                                   bss->caps);
3880                 if (os_snprintf_error(end - pos, ret))
3881                         return 0;
3882                 pos += ret;
3883         }
3884
3885         if (mask & WPA_BSS_MASK_QUAL) {
3886                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3887                 if (os_snprintf_error(end - pos, ret))
3888                         return 0;
3889                 pos += ret;
3890         }
3891
3892         if (mask & WPA_BSS_MASK_NOISE) {
3893                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3894                 if (os_snprintf_error(end - pos, ret))
3895                         return 0;
3896                 pos += ret;
3897         }
3898
3899         if (mask & WPA_BSS_MASK_LEVEL) {
3900                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3901                 if (os_snprintf_error(end - pos, ret))
3902                         return 0;
3903                 pos += ret;
3904         }
3905
3906         if (mask & WPA_BSS_MASK_TSF) {
3907                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
3908                                   (unsigned long long) bss->tsf);
3909                 if (os_snprintf_error(end - pos, ret))
3910                         return 0;
3911                 pos += ret;
3912         }
3913
3914         if (mask & WPA_BSS_MASK_AGE) {
3915                 struct os_reltime now;
3916
3917                 os_get_reltime(&now);
3918                 ret = os_snprintf(pos, end - pos, "age=%d\n",
3919                                   (int) (now.sec - bss->last_update.sec));
3920                 if (os_snprintf_error(end - pos, ret))
3921                         return 0;
3922                 pos += ret;
3923         }
3924
3925         if (mask & WPA_BSS_MASK_IE) {
3926                 ret = os_snprintf(pos, end - pos, "ie=");
3927                 if (os_snprintf_error(end - pos, ret))
3928                         return 0;
3929                 pos += ret;
3930
3931                 ie = (const u8 *) (bss + 1);
3932                 for (i = 0; i < bss->ie_len; i++) {
3933                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
3934                         if (os_snprintf_error(end - pos, ret))
3935                                 return 0;
3936                         pos += ret;
3937                 }
3938
3939                 ret = os_snprintf(pos, end - pos, "\n");
3940                 if (os_snprintf_error(end - pos, ret))
3941                         return 0;
3942                 pos += ret;
3943         }
3944
3945         if (mask & WPA_BSS_MASK_FLAGS) {
3946                 ret = os_snprintf(pos, end - pos, "flags=");
3947                 if (os_snprintf_error(end - pos, ret))
3948                         return 0;
3949                 pos += ret;
3950
3951                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3952                 if (ie)
3953                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
3954                                                     2 + ie[1]);
3955                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3956                 if (ie2)
3957                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
3958                                                     2 + ie2[1]);
3959                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
3960                 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
3961                         ret = os_snprintf(pos, end - pos, "[WEP]");
3962                         if (os_snprintf_error(end - pos, ret))
3963                                 return 0;
3964                         pos += ret;
3965                 }
3966                 if (bss_is_dmg(bss)) {
3967                         const char *s;
3968                         ret = os_snprintf(pos, end - pos, "[DMG]");
3969                         if (os_snprintf_error(end - pos, ret))
3970                                 return 0;
3971                         pos += ret;
3972                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
3973                         case IEEE80211_CAP_DMG_IBSS:
3974                                 s = "[IBSS]";
3975                                 break;
3976                         case IEEE80211_CAP_DMG_AP:
3977                                 s = "[ESS]";
3978                                 break;
3979                         case IEEE80211_CAP_DMG_PBSS:
3980                                 s = "[PBSS]";
3981                                 break;
3982                         default:
3983                                 s = "";
3984                                 break;
3985                         }
3986                         ret = os_snprintf(pos, end - pos, "%s", s);
3987                         if (os_snprintf_error(end - pos, ret))
3988                                 return 0;
3989                         pos += ret;
3990                 } else {
3991                         if (bss->caps & IEEE80211_CAP_IBSS) {
3992                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
3993                                 if (os_snprintf_error(end - pos, ret))
3994                                         return 0;
3995                                 pos += ret;
3996                         }
3997                         if (bss->caps & IEEE80211_CAP_ESS) {
3998                                 ret = os_snprintf(pos, end - pos, "[ESS]");
3999                                 if (os_snprintf_error(end - pos, ret))
4000                                         return 0;
4001                                 pos += ret;
4002                         }
4003                 }
4004                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4005                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4006                         ret = os_snprintf(pos, end - pos, "[P2P]");
4007                         if (os_snprintf_error(end - pos, ret))
4008                                 return 0;
4009                         pos += ret;
4010                 }
4011 #ifdef CONFIG_HS20
4012                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4013                         ret = os_snprintf(pos, end - pos, "[HS20]");
4014                         if (os_snprintf_error(end - pos, ret))
4015                                 return 0;
4016                         pos += ret;
4017                 }
4018 #endif /* CONFIG_HS20 */
4019
4020                 ret = os_snprintf(pos, end - pos, "\n");
4021                 if (os_snprintf_error(end - pos, ret))
4022                         return 0;
4023                 pos += ret;
4024         }
4025
4026         if (mask & WPA_BSS_MASK_SSID) {
4027                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4028                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4029                 if (os_snprintf_error(end - pos, ret))
4030                         return 0;
4031                 pos += ret;
4032         }
4033
4034 #ifdef CONFIG_WPS
4035         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4036                 ie = (const u8 *) (bss + 1);
4037                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4038                 if (ret < 0 || ret >= end - pos)
4039                         return 0;
4040                 pos += ret;
4041         }
4042 #endif /* CONFIG_WPS */
4043
4044 #ifdef CONFIG_P2P
4045         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4046                 ie = (const u8 *) (bss + 1);
4047                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4048                 if (ret < 0 || ret >= end - pos)
4049                         return 0;
4050                 pos += ret;
4051         }
4052 #endif /* CONFIG_P2P */
4053
4054 #ifdef CONFIG_WIFI_DISPLAY
4055         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4056                 struct wpabuf *wfd;
4057                 ie = (const u8 *) (bss + 1);
4058                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4059                                                   WFD_IE_VENDOR_TYPE);
4060                 if (wfd) {
4061                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4062                         if (os_snprintf_error(end - pos, ret)) {
4063                                 wpabuf_free(wfd);
4064                                 return 0;
4065                         }
4066                         pos += ret;
4067
4068                         pos += wpa_snprintf_hex(pos, end - pos,
4069                                                 wpabuf_head(wfd),
4070                                                 wpabuf_len(wfd));
4071                         wpabuf_free(wfd);
4072
4073                         ret = os_snprintf(pos, end - pos, "\n");
4074                         if (os_snprintf_error(end - pos, ret))
4075                                 return 0;
4076                         pos += ret;
4077                 }
4078         }
4079 #endif /* CONFIG_WIFI_DISPLAY */
4080
4081 #ifdef CONFIG_INTERWORKING
4082         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4083                 struct wpa_bss_anqp *anqp = bss->anqp;
4084                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4085                                    anqp->venue_name);
4086                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4087                                    anqp->network_auth_type);
4088                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4089                                    anqp->roaming_consortium);
4090                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4091                                    anqp->ip_addr_type_availability);
4092                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4093                                    anqp->nai_realm);
4094                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4095                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4096                                    anqp->domain_name);
4097 #ifdef CONFIG_HS20
4098                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4099                                    anqp->hs20_operator_friendly_name);
4100                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4101                                    anqp->hs20_wan_metrics);
4102                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4103                                    anqp->hs20_connection_capability);
4104                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4105                                    anqp->hs20_operating_class);
4106                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4107                                    anqp->hs20_osu_providers_list);
4108 #endif /* CONFIG_HS20 */
4109         }
4110 #endif /* CONFIG_INTERWORKING */
4111
4112 #ifdef CONFIG_MESH
4113         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4114                 ie = (const u8 *) (bss + 1);
4115                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4116                 if (ret < 0 || ret >= end - pos)
4117                         return 0;
4118                 pos += ret;
4119         }
4120 #endif /* CONFIG_MESH */
4121
4122         if (mask & WPA_BSS_MASK_DELIM) {
4123                 ret = os_snprintf(pos, end - pos, "====\n");
4124                 if (os_snprintf_error(end - pos, ret))
4125                         return 0;
4126                 pos += ret;
4127         }
4128
4129         return pos - buf;
4130 }
4131
4132
4133 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4134                                          const char *cmd, char *buf,
4135                                          size_t buflen)
4136 {
4137         u8 bssid[ETH_ALEN];
4138         size_t i;
4139         struct wpa_bss *bss;
4140         struct wpa_bss *bsslast = NULL;
4141         struct dl_list *next;
4142         int ret = 0;
4143         int len;
4144         char *ctmp, *end = buf + buflen;
4145         unsigned long mask = WPA_BSS_MASK_ALL;
4146
4147         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4148                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4149                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4150                                             list_id);
4151                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4152                                                list_id);
4153                 } else { /* N1-N2 */
4154                         unsigned int id1, id2;
4155
4156                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4157                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4158                                            "format");
4159                                 return 0;
4160                         }
4161
4162                         if (*(cmd + 6) == '-')
4163                                 id1 = 0;
4164                         else
4165                                 id1 = atoi(cmd + 6);
4166                         ctmp++;
4167                         if (*ctmp >= '0' && *ctmp <= '9')
4168                                 id2 = atoi(ctmp);
4169                         else
4170                                 id2 = (unsigned int) -1;
4171                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4172                         if (id2 == (unsigned int) -1)
4173                                 bsslast = dl_list_last(&wpa_s->bss_id,
4174                                                        struct wpa_bss,
4175                                                        list_id);
4176                         else {
4177                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4178                                 if (bsslast == NULL && bss && id2 > id1) {
4179                                         struct wpa_bss *tmp = bss;
4180                                         for (;;) {
4181                                                 next = tmp->list_id.next;
4182                                                 if (next == &wpa_s->bss_id)
4183                                                         break;
4184                                                 tmp = dl_list_entry(
4185                                                         next, struct wpa_bss,
4186                                                         list_id);
4187                                                 if (tmp->id > id2)
4188                                                         break;
4189                                                 bsslast = tmp;
4190                                         }
4191                                 }
4192                         }
4193                 }
4194         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4195                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4196         else if (os_strncmp(cmd, "LAST", 4) == 0)
4197                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4198         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4199                 i = atoi(cmd + 3);
4200                 bss = wpa_bss_get_id(wpa_s, i);
4201         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4202                 i = atoi(cmd + 5);
4203                 bss = wpa_bss_get_id(wpa_s, i);
4204                 if (bss) {
4205                         next = bss->list_id.next;
4206                         if (next == &wpa_s->bss_id)
4207                                 bss = NULL;
4208                         else
4209                                 bss = dl_list_entry(next, struct wpa_bss,
4210                                                     list_id);
4211                 }
4212 #ifdef CONFIG_P2P
4213         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4214                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4215                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4216                 else
4217                         bss = NULL;
4218 #endif /* CONFIG_P2P */
4219         } else if (hwaddr_aton(cmd, bssid) == 0)
4220                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4221         else {
4222                 struct wpa_bss *tmp;
4223                 i = atoi(cmd);
4224                 bss = NULL;
4225                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4226                 {
4227                         if (i-- == 0) {
4228                                 bss = tmp;
4229                                 break;
4230                         }
4231                 }
4232         }
4233
4234         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4235                 mask = strtoul(ctmp + 5, NULL, 0x10);
4236                 if (mask == 0)
4237                         mask = WPA_BSS_MASK_ALL;
4238         }
4239
4240         if (bss == NULL)
4241                 return 0;
4242
4243         if (bsslast == NULL)
4244                 bsslast = bss;
4245         do {
4246                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4247                 ret += len;
4248                 buf += len;
4249                 buflen -= len;
4250                 if (bss == bsslast) {
4251                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4252                             (bss == dl_list_last(&wpa_s->bss_id,
4253                                                  struct wpa_bss, list_id))) {
4254                                 int res;
4255
4256                                 res = os_snprintf(buf - 5, end - buf + 5,
4257                                                   "####\n");
4258                                 if (os_snprintf_error(end - buf + 5, res)) {
4259                                         wpa_printf(MSG_DEBUG,
4260                                                    "Could not add end delim");
4261                                 }
4262                         }
4263                         break;
4264                 }
4265                 next = bss->list_id.next;
4266                 if (next == &wpa_s->bss_id)
4267                         break;
4268                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4269         } while (bss && len);
4270
4271         return ret;
4272 }
4273
4274
4275 static int wpa_supplicant_ctrl_iface_ap_scan(
4276         struct wpa_supplicant *wpa_s, char *cmd)
4277 {
4278         int ap_scan = atoi(cmd);
4279         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4280 }
4281
4282
4283 static int wpa_supplicant_ctrl_iface_scan_interval(
4284         struct wpa_supplicant *wpa_s, char *cmd)
4285 {
4286         int scan_int = atoi(cmd);
4287         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4288 }
4289
4290
4291 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4292         struct wpa_supplicant *wpa_s, char *cmd)
4293 {
4294         int expire_age = atoi(cmd);
4295         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4296 }
4297
4298
4299 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4300         struct wpa_supplicant *wpa_s, char *cmd)
4301 {
4302         int expire_count = atoi(cmd);
4303         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4304 }
4305
4306
4307 static void wpa_supplicant_ctrl_iface_bss_flush(
4308         struct wpa_supplicant *wpa_s, char *cmd)
4309 {
4310         int flush_age = atoi(cmd);
4311
4312         if (flush_age == 0)
4313                 wpa_bss_flush(wpa_s);
4314         else
4315                 wpa_bss_flush_by_age(wpa_s, flush_age);
4316 }
4317
4318
4319 #ifdef CONFIG_TESTING_OPTIONS
4320 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4321 {
4322         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4323         /* MLME-DELETEKEYS.request */
4324         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4325         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4326         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4327         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4328 #ifdef CONFIG_IEEE80211W
4329         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4330         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4331 #endif /* CONFIG_IEEE80211W */
4332
4333         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4334                         0);
4335         /* MLME-SETPROTECTION.request(None) */
4336         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4337                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4338                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4339         wpa_sm_drop_sa(wpa_s->wpa);
4340 }
4341 #endif /* CONFIG_TESTING_OPTIONS */
4342
4343
4344 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4345                                           char *addr)
4346 {
4347 #ifdef CONFIG_NO_SCAN_PROCESSING
4348         return -1;
4349 #else /* CONFIG_NO_SCAN_PROCESSING */
4350         u8 bssid[ETH_ALEN];
4351         struct wpa_bss *bss;
4352         struct wpa_ssid *ssid = wpa_s->current_ssid;
4353
4354         if (hwaddr_aton(addr, bssid)) {
4355                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4356                            "address '%s'", addr);
4357                 return -1;
4358         }
4359
4360         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4361
4362         if (!ssid) {
4363                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4364                            "configuration known for the target AP");
4365                 return -1;
4366         }
4367
4368         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4369         if (!bss) {
4370                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4371                            "from BSS table");
4372                 return -1;
4373         }
4374
4375         /*
4376          * TODO: Find best network configuration block from configuration to
4377          * allow roaming to other networks
4378          */
4379
4380         wpa_s->reassociate = 1;
4381         wpa_supplicant_connect(wpa_s, bss, ssid);
4382
4383         return 0;
4384 #endif /* CONFIG_NO_SCAN_PROCESSING */
4385 }
4386
4387
4388 #ifdef CONFIG_P2P
4389 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4390 {
4391         unsigned int timeout = atoi(cmd);
4392         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4393         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4394         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4395         char *pos;
4396         unsigned int search_delay;
4397
4398         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4399                 wpa_dbg(wpa_s, MSG_INFO,
4400                         "Reject P2P_FIND since interface is disabled");
4401                 return -1;
4402         }
4403         if (os_strstr(cmd, "type=social"))
4404                 type = P2P_FIND_ONLY_SOCIAL;
4405         else if (os_strstr(cmd, "type=progressive"))
4406                 type = P2P_FIND_PROGRESSIVE;
4407
4408         pos = os_strstr(cmd, "dev_id=");
4409         if (pos) {
4410                 pos += 7;
4411                 if (hwaddr_aton(pos, dev_id))
4412                         return -1;
4413                 _dev_id = dev_id;
4414         }
4415
4416         pos = os_strstr(cmd, "dev_type=");
4417         if (pos) {
4418                 pos += 9;
4419                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4420                         return -1;
4421                 _dev_type = dev_type;
4422         }
4423
4424         pos = os_strstr(cmd, "delay=");
4425         if (pos) {
4426                 pos += 6;
4427                 search_delay = atoi(pos);
4428         } else
4429                 search_delay = wpas_p2p_search_delay(wpa_s);
4430
4431         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4432                              _dev_id, search_delay);
4433 }
4434
4435
4436 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4437                             char *buf, size_t buflen)
4438 {
4439         u8 addr[ETH_ALEN];
4440         char *pos, *pos2;
4441         char *pin = NULL;
4442         enum p2p_wps_method wps_method;
4443         int new_pin;
4444         int ret;
4445         int persistent_group, persistent_id = -1;
4446         int join;
4447         int auth;
4448         int automatic;
4449         int go_intent = -1;
4450         int freq = 0;
4451         int pd;
4452         int ht40, vht;
4453
4454         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad]
4455          * [persistent|persistent=<network id>]
4456          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4457          * [ht40] [vht] */
4458
4459         if (hwaddr_aton(cmd, addr))
4460                 return -1;
4461
4462         pos = cmd + 17;
4463         if (*pos != ' ')
4464                 return -1;
4465         pos++;
4466
4467         persistent_group = os_strstr(pos, " persistent") != NULL;
4468         pos2 = os_strstr(pos, " persistent=");
4469         if (pos2) {
4470                 struct wpa_ssid *ssid;
4471                 persistent_id = atoi(pos2 + 12);
4472                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4473                 if (ssid == NULL || ssid->disabled != 2 ||
4474                     ssid->mode != WPAS_MODE_P2P_GO) {
4475                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4476                                    "SSID id=%d for persistent P2P group (GO)",
4477                                    persistent_id);
4478                         return -1;
4479                 }
4480         }
4481         join = os_strstr(pos, " join") != NULL;
4482         auth = os_strstr(pos, " auth") != NULL;
4483         automatic = os_strstr(pos, " auto") != NULL;
4484         pd = os_strstr(pos, " provdisc") != NULL;
4485         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4486         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4487                 vht;
4488
4489         pos2 = os_strstr(pos, " go_intent=");
4490         if (pos2) {
4491                 pos2 += 11;
4492                 go_intent = atoi(pos2);
4493                 if (go_intent < 0 || go_intent > 15)
4494                         return -1;
4495         }
4496
4497         pos2 = os_strstr(pos, " freq=");
4498         if (pos2) {
4499                 pos2 += 6;
4500                 freq = atoi(pos2);
4501                 if (freq <= 0)
4502                         return -1;
4503         }
4504
4505         if (os_strncmp(pos, "pin", 3) == 0) {
4506                 /* Request random PIN (to be displayed) and enable the PIN */
4507                 wps_method = WPS_PIN_DISPLAY;
4508         } else if (os_strncmp(pos, "pbc", 3) == 0) {
4509                 wps_method = WPS_PBC;
4510         } else {
4511                 pin = pos;
4512                 pos = os_strchr(pin, ' ');
4513                 wps_method = WPS_PIN_KEYPAD;
4514                 if (pos) {
4515                         *pos++ = '\0';
4516                         if (os_strncmp(pos, "display", 7) == 0)
4517                                 wps_method = WPS_PIN_DISPLAY;
4518                 }
4519                 if (!wps_pin_str_valid(pin)) {
4520                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4521                         return 17;
4522                 }
4523         }
4524
4525         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4526                                    persistent_group, automatic, join,
4527                                    auth, go_intent, freq, persistent_id, pd,
4528                                    ht40, vht);
4529         if (new_pin == -2) {
4530                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4531                 return 25;
4532         }
4533         if (new_pin == -3) {
4534                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4535                 return 25;
4536         }
4537         if (new_pin < 0)
4538                 return -1;
4539         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4540                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4541                 if (os_snprintf_error(buflen, ret))
4542                         return -1;
4543                 return ret;
4544         }
4545
4546         os_memcpy(buf, "OK\n", 3);
4547         return 3;
4548 }
4549
4550
4551 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4552 {
4553         unsigned int timeout = atoi(cmd);
4554         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4555                 wpa_dbg(wpa_s, MSG_INFO,
4556                         "Reject P2P_LISTEN since interface is disabled");
4557                 return -1;
4558         }
4559         return wpas_p2p_listen(wpa_s, timeout);
4560 }
4561
4562
4563 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4564 {
4565         u8 addr[ETH_ALEN];
4566         char *pos;
4567         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4568
4569         /* <addr> <config method> [join|auto] */
4570
4571         if (hwaddr_aton(cmd, addr))
4572                 return -1;
4573
4574         pos = cmd + 17;
4575         if (*pos != ' ')
4576                 return -1;
4577         pos++;
4578
4579         if (os_strstr(pos, " join") != NULL)
4580                 use = WPAS_P2P_PD_FOR_JOIN;
4581         else if (os_strstr(pos, " auto") != NULL)
4582                 use = WPAS_P2P_PD_AUTO;
4583
4584         return wpas_p2p_prov_disc(wpa_s, addr, pos, use);
4585 }
4586
4587
4588 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4589                               size_t buflen)
4590 {
4591         struct wpa_ssid *ssid = wpa_s->current_ssid;
4592
4593         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4594             ssid->passphrase == NULL)
4595                 return -1;
4596
4597         os_strlcpy(buf, ssid->passphrase, buflen);
4598         return os_strlen(buf);
4599 }
4600
4601
4602 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4603                                   char *buf, size_t buflen)
4604 {
4605         u64 ref;
4606         int res;
4607         u8 dst_buf[ETH_ALEN], *dst;
4608         struct wpabuf *tlvs;
4609         char *pos;
4610         size_t len;
4611
4612         if (hwaddr_aton(cmd, dst_buf))
4613                 return -1;
4614         dst = dst_buf;
4615         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4616             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4617                 dst = NULL;
4618         pos = cmd + 17;
4619         if (*pos != ' ')
4620                 return -1;
4621         pos++;
4622
4623         if (os_strncmp(pos, "upnp ", 5) == 0) {
4624                 u8 version;
4625                 pos += 5;
4626                 if (hexstr2bin(pos, &version, 1) < 0)
4627                         return -1;
4628                 pos += 2;
4629                 if (*pos != ' ')
4630                         return -1;
4631                 pos++;
4632                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4633 #ifdef CONFIG_WIFI_DISPLAY
4634         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4635                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4636 #endif /* CONFIG_WIFI_DISPLAY */
4637         } else {
4638                 len = os_strlen(pos);
4639                 if (len & 1)
4640                         return -1;
4641                 len /= 2;
4642                 tlvs = wpabuf_alloc(len);
4643                 if (tlvs == NULL)
4644                         return -1;
4645                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4646                         wpabuf_free(tlvs);
4647                         return -1;
4648                 }
4649
4650                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4651                 wpabuf_free(tlvs);
4652         }
4653         if (ref == 0)
4654                 return -1;
4655         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4656         if (os_snprintf_error(buflen, res))
4657                 return -1;
4658         return res;
4659 }
4660
4661
4662 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4663                                          char *cmd)
4664 {
4665         long long unsigned val;
4666         u64 req;
4667         if (sscanf(cmd, "%llx", &val) != 1)
4668                 return -1;
4669         req = val;
4670         return wpas_p2p_sd_cancel_request(wpa_s, req);
4671 }
4672
4673
4674 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
4675 {
4676         int freq;
4677         u8 dst[ETH_ALEN];
4678         u8 dialog_token;
4679         struct wpabuf *resp_tlvs;
4680         char *pos, *pos2;
4681         size_t len;
4682
4683         pos = os_strchr(cmd, ' ');
4684         if (pos == NULL)
4685                 return -1;
4686         *pos++ = '\0';
4687         freq = atoi(cmd);
4688         if (freq == 0)
4689                 return -1;
4690
4691         if (hwaddr_aton(pos, dst))
4692                 return -1;
4693         pos += 17;
4694         if (*pos != ' ')
4695                 return -1;
4696         pos++;
4697
4698         pos2 = os_strchr(pos, ' ');
4699         if (pos2 == NULL)
4700                 return -1;
4701         *pos2++ = '\0';
4702         dialog_token = atoi(pos);
4703
4704         len = os_strlen(pos2);
4705         if (len & 1)
4706                 return -1;
4707         len /= 2;
4708         resp_tlvs = wpabuf_alloc(len);
4709         if (resp_tlvs == NULL)
4710                 return -1;
4711         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
4712                 wpabuf_free(resp_tlvs);
4713                 return -1;
4714         }
4715
4716         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
4717         wpabuf_free(resp_tlvs);
4718         return 0;
4719 }
4720
4721
4722 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
4723                                        char *cmd)
4724 {
4725         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
4726                 return -1;
4727         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
4728         return 0;
4729 }
4730
4731
4732 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
4733                                         char *cmd)
4734 {
4735         char *pos;
4736         size_t len;
4737         struct wpabuf *query, *resp;
4738
4739         pos = os_strchr(cmd, ' ');
4740         if (pos == NULL)
4741                 return -1;
4742         *pos++ = '\0';
4743
4744         len = os_strlen(cmd);
4745         if (len & 1)
4746                 return -1;
4747         len /= 2;
4748         query = wpabuf_alloc(len);
4749         if (query == NULL)
4750                 return -1;
4751         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4752                 wpabuf_free(query);
4753                 return -1;
4754         }
4755
4756         len = os_strlen(pos);
4757         if (len & 1) {
4758                 wpabuf_free(query);
4759                 return -1;
4760         }
4761         len /= 2;
4762         resp = wpabuf_alloc(len);
4763         if (resp == NULL) {
4764                 wpabuf_free(query);
4765                 return -1;
4766         }
4767         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
4768                 wpabuf_free(query);
4769                 wpabuf_free(resp);
4770                 return -1;
4771         }
4772
4773         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
4774                 wpabuf_free(query);
4775                 wpabuf_free(resp);
4776                 return -1;
4777         }
4778         return 0;
4779 }
4780
4781
4782 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4783 {
4784         char *pos;
4785         u8 version;
4786
4787         pos = os_strchr(cmd, ' ');
4788         if (pos == NULL)
4789                 return -1;
4790         *pos++ = '\0';
4791
4792         if (hexstr2bin(cmd, &version, 1) < 0)
4793                 return -1;
4794
4795         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
4796 }
4797
4798
4799 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
4800 {
4801         char *pos;
4802
4803         pos = os_strchr(cmd, ' ');
4804         if (pos == NULL)
4805                 return -1;
4806         *pos++ = '\0';
4807
4808         if (os_strcmp(cmd, "bonjour") == 0)
4809                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
4810         if (os_strcmp(cmd, "upnp") == 0)
4811                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
4812         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4813         return -1;
4814 }
4815
4816
4817 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
4818                                         char *cmd)
4819 {
4820         size_t len;
4821         struct wpabuf *query;
4822         int ret;
4823
4824         len = os_strlen(cmd);
4825         if (len & 1)
4826                 return -1;
4827         len /= 2;
4828         query = wpabuf_alloc(len);
4829         if (query == NULL)
4830                 return -1;
4831         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4832                 wpabuf_free(query);
4833                 return -1;
4834         }
4835
4836         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
4837         wpabuf_free(query);
4838         return ret;
4839 }
4840
4841
4842 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4843 {
4844         char *pos;
4845         u8 version;
4846
4847         pos = os_strchr(cmd, ' ');
4848         if (pos == NULL)
4849                 return -1;
4850         *pos++ = '\0';
4851
4852         if (hexstr2bin(cmd, &version, 1) < 0)
4853                 return -1;
4854
4855         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
4856 }
4857
4858
4859 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
4860 {
4861         char *pos;
4862
4863         pos = os_strchr(cmd, ' ');
4864         if (pos == NULL)
4865                 return -1;
4866         *pos++ = '\0';
4867
4868         if (os_strcmp(cmd, "bonjour") == 0)
4869                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
4870         if (os_strcmp(cmd, "upnp") == 0)
4871                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
4872         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4873         return -1;
4874 }
4875
4876
4877 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
4878 {
4879         u8 addr[ETH_ALEN];
4880
4881         /* <addr> */
4882
4883         if (hwaddr_aton(cmd, addr))
4884                 return -1;
4885
4886         return wpas_p2p_reject(wpa_s, addr);
4887 }
4888
4889
4890 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
4891 {
4892         char *pos;
4893         int id;
4894         struct wpa_ssid *ssid;
4895         u8 *_peer = NULL, peer[ETH_ALEN];
4896         int freq = 0, pref_freq = 0;
4897         int ht40, vht;
4898
4899         id = atoi(cmd);
4900         pos = os_strstr(cmd, " peer=");
4901         if (pos) {
4902                 pos += 6;
4903                 if (hwaddr_aton(pos, peer))
4904                         return -1;
4905                 _peer = peer;
4906         }
4907         ssid = wpa_config_get_network(wpa_s->conf, id);
4908         if (ssid == NULL || ssid->disabled != 2) {
4909                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4910                            "for persistent P2P group",
4911                            id);
4912                 return -1;
4913         }
4914
4915         pos = os_strstr(cmd, " freq=");
4916         if (pos) {
4917                 pos += 6;
4918                 freq = atoi(pos);
4919                 if (freq <= 0)
4920                         return -1;
4921         }
4922
4923         pos = os_strstr(cmd, " pref=");
4924         if (pos) {
4925                 pos += 6;
4926                 pref_freq = atoi(pos);
4927                 if (pref_freq <= 0)
4928                         return -1;
4929         }
4930
4931         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4932         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4933                 vht;
4934
4935         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
4936                                pref_freq);
4937 }
4938
4939
4940 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
4941 {
4942         char *pos;
4943         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
4944
4945         pos = os_strstr(cmd, " peer=");
4946         if (!pos)
4947                 return -1;
4948
4949         *pos = '\0';
4950         pos += 6;
4951         if (hwaddr_aton(pos, peer)) {
4952                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
4953                 return -1;
4954         }
4955
4956         pos = os_strstr(pos, " go_dev_addr=");
4957         if (pos) {
4958                 pos += 13;
4959                 if (hwaddr_aton(pos, go_dev_addr)) {
4960                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
4961                                    pos);
4962                         return -1;
4963                 }
4964                 go_dev = go_dev_addr;
4965         }
4966
4967         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
4968 }
4969
4970
4971 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
4972 {
4973         if (os_strncmp(cmd, "persistent=", 11) == 0)
4974                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
4975         if (os_strncmp(cmd, "group=", 6) == 0)
4976                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
4977
4978         return -1;
4979 }
4980
4981
4982 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
4983                                          char *cmd, int freq, int ht40,
4984                                          int vht)
4985 {
4986         int id;
4987         struct wpa_ssid *ssid;
4988
4989         id = atoi(cmd);
4990         ssid = wpa_config_get_network(wpa_s->conf, id);
4991         if (ssid == NULL || ssid->disabled != 2) {
4992                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4993                            "for persistent P2P group",
4994                            id);
4995                 return -1;
4996         }
4997
4998         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
4999                                              NULL, 0);
5000 }
5001
5002
5003 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5004 {
5005         int freq = 0, ht40, vht;
5006         char *pos;
5007
5008         pos = os_strstr(cmd, "freq=");
5009         if (pos)
5010                 freq = atoi(pos + 5);
5011
5012         vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
5013         ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5014                 vht;
5015
5016         if (os_strncmp(cmd, "persistent=", 11) == 0)
5017                 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
5018                                                      ht40, vht);
5019         if (os_strcmp(cmd, "persistent") == 0 ||
5020             os_strncmp(cmd, "persistent ", 11) == 0)
5021                 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
5022         if (os_strncmp(cmd, "freq=", 5) == 0)
5023                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5024         if (ht40)
5025                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5026
5027         wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
5028                    cmd);
5029         return -1;
5030 }
5031
5032
5033 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5034                          char *buf, size_t buflen)
5035 {
5036         u8 addr[ETH_ALEN], *addr_ptr;
5037         int next, res;
5038         const struct p2p_peer_info *info;
5039         char *pos, *end;
5040         char devtype[WPS_DEV_TYPE_BUFSIZE];
5041         struct wpa_ssid *ssid;
5042         size_t i;
5043
5044         if (!wpa_s->global->p2p)
5045                 return -1;
5046
5047         if (os_strcmp(cmd, "FIRST") == 0) {
5048                 addr_ptr = NULL;
5049                 next = 0;
5050         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5051                 if (hwaddr_aton(cmd + 5, addr) < 0)
5052                         return -1;
5053                 addr_ptr = addr;
5054                 next = 1;
5055         } else {
5056                 if (hwaddr_aton(cmd, addr) < 0)
5057                         return -1;
5058                 addr_ptr = addr;
5059                 next = 0;
5060         }
5061
5062         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5063         if (info == NULL)
5064                 return -1;
5065
5066         pos = buf;
5067         end = buf + buflen;
5068
5069         res = os_snprintf(pos, end - pos, MACSTR "\n"
5070                           "pri_dev_type=%s\n"
5071                           "device_name=%s\n"
5072                           "manufacturer=%s\n"
5073                           "model_name=%s\n"
5074                           "model_number=%s\n"
5075                           "serial_number=%s\n"
5076                           "config_methods=0x%x\n"
5077                           "dev_capab=0x%x\n"
5078                           "group_capab=0x%x\n"
5079                           "level=%d\n",
5080                           MAC2STR(info->p2p_device_addr),
5081                           wps_dev_type_bin2str(info->pri_dev_type,
5082                                                devtype, sizeof(devtype)),
5083                           info->device_name,
5084                           info->manufacturer,
5085                           info->model_name,
5086                           info->model_number,
5087                           info->serial_number,
5088                           info->config_methods,
5089                           info->dev_capab,
5090                           info->group_capab,
5091                           info->level);
5092         if (os_snprintf_error(end - pos, res))
5093                 return pos - buf;
5094         pos += res;
5095
5096         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5097         {
5098                 const u8 *t;
5099                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5100                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5101                                   wps_dev_type_bin2str(t, devtype,
5102                                                        sizeof(devtype)));
5103                 if (os_snprintf_error(end - pos, res))
5104                         return pos - buf;
5105                 pos += res;
5106         }
5107
5108         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5109         if (ssid) {
5110                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5111                 if (os_snprintf_error(end - pos, res))
5112                         return pos - buf;
5113                 pos += res;
5114         }
5115
5116         res = p2p_get_peer_info_txt(info, pos, end - pos);
5117         if (res < 0)
5118                 return pos - buf;
5119         pos += res;
5120
5121         if (info->vendor_elems) {
5122                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5123                 if (os_snprintf_error(end - pos, res))
5124                         return pos - buf;
5125                 pos += res;
5126
5127                 pos += wpa_snprintf_hex(pos, end - pos,
5128                                         wpabuf_head(info->vendor_elems),
5129                                         wpabuf_len(info->vendor_elems));
5130
5131                 res = os_snprintf(pos, end - pos, "\n");
5132                 if (os_snprintf_error(end - pos, res))
5133                         return pos - buf;
5134                 pos += res;
5135         }
5136
5137         return pos - buf;
5138 }
5139
5140
5141 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5142                                   const char *param)
5143 {
5144         unsigned int i;
5145
5146         if (wpa_s->global->p2p == NULL)
5147                 return -1;
5148
5149         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5150                 return -1;
5151
5152         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5153                 struct wpa_freq_range *freq;
5154                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5155                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5156                            freq->min, freq->max);
5157         }
5158
5159         wpas_p2p_update_channel_list(wpa_s);
5160         return 0;
5161 }
5162
5163
5164 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5165 {
5166         char *param;
5167
5168         if (wpa_s->global->p2p == NULL)
5169                 return -1;
5170
5171         param = os_strchr(cmd, ' ');
5172         if (param == NULL)
5173                 return -1;
5174         *param++ = '\0';
5175
5176         if (os_strcmp(cmd, "discoverability") == 0) {
5177                 p2p_set_client_discoverability(wpa_s->global->p2p,
5178                                                atoi(param));
5179                 return 0;
5180         }
5181
5182         if (os_strcmp(cmd, "managed") == 0) {
5183                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5184                 return 0;
5185         }
5186
5187         if (os_strcmp(cmd, "listen_channel") == 0) {
5188                 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5189                                               atoi(param), 1);
5190         }
5191
5192         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5193                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5194                                             os_strlen(param));
5195         }
5196
5197         if (os_strcmp(cmd, "noa") == 0) {
5198                 char *pos;
5199                 int count, start, duration;
5200                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5201                 count = atoi(param);
5202                 pos = os_strchr(param, ',');
5203                 if (pos == NULL)
5204                         return -1;
5205                 pos++;
5206                 start = atoi(pos);
5207                 pos = os_strchr(pos, ',');
5208                 if (pos == NULL)
5209                         return -1;
5210                 pos++;
5211                 duration = atoi(pos);
5212                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5213                         return -1;
5214                 if (count == 0 && duration > 0)
5215                         return -1;
5216                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5217                            "start=%d duration=%d", count, start, duration);
5218                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5219         }
5220
5221         if (os_strcmp(cmd, "ps") == 0)
5222                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5223
5224         if (os_strcmp(cmd, "oppps") == 0)
5225                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5226
5227         if (os_strcmp(cmd, "ctwindow") == 0)
5228                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5229
5230         if (os_strcmp(cmd, "disabled") == 0) {
5231                 wpa_s->global->p2p_disabled = atoi(param);
5232                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5233                            wpa_s->global->p2p_disabled ?
5234                            "disabled" : "enabled");
5235                 if (wpa_s->global->p2p_disabled) {
5236                         wpas_p2p_stop_find(wpa_s);
5237                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5238                         p2p_flush(wpa_s->global->p2p);
5239                 }
5240                 return 0;
5241         }
5242
5243         if (os_strcmp(cmd, "conc_pref") == 0) {
5244                 if (os_strcmp(param, "sta") == 0)
5245                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5246                 else if (os_strcmp(param, "p2p") == 0)
5247                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5248                 else {
5249                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5250                         return -1;
5251                 }
5252                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5253                            "%s", param);
5254                 return 0;
5255         }
5256
5257         if (os_strcmp(cmd, "force_long_sd") == 0) {
5258                 wpa_s->force_long_sd = atoi(param);
5259                 return 0;
5260         }
5261
5262         if (os_strcmp(cmd, "peer_filter") == 0) {
5263                 u8 addr[ETH_ALEN];
5264                 if (hwaddr_aton(param, addr))
5265                         return -1;
5266                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5267                 return 0;
5268         }
5269
5270         if (os_strcmp(cmd, "cross_connect") == 0)
5271                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
5272
5273         if (os_strcmp(cmd, "go_apsd") == 0) {
5274                 if (os_strcmp(param, "disable") == 0)
5275                         wpa_s->set_ap_uapsd = 0;
5276                 else {
5277                         wpa_s->set_ap_uapsd = 1;
5278                         wpa_s->ap_uapsd = atoi(param);
5279                 }
5280                 return 0;
5281         }
5282
5283         if (os_strcmp(cmd, "client_apsd") == 0) {
5284                 if (os_strcmp(param, "disable") == 0)
5285                         wpa_s->set_sta_uapsd = 0;
5286                 else {
5287                         int be, bk, vi, vo;
5288                         char *pos;
5289                         /* format: BE,BK,VI,VO;max SP Length */
5290                         be = atoi(param);
5291                         pos = os_strchr(param, ',');
5292                         if (pos == NULL)
5293                                 return -1;
5294                         pos++;
5295                         bk = atoi(pos);
5296                         pos = os_strchr(pos, ',');
5297                         if (pos == NULL)
5298                                 return -1;
5299                         pos++;
5300                         vi = atoi(pos);
5301                         pos = os_strchr(pos, ',');
5302                         if (pos == NULL)
5303                                 return -1;
5304                         pos++;
5305                         vo = atoi(pos);
5306                         /* ignore max SP Length for now */
5307
5308                         wpa_s->set_sta_uapsd = 1;
5309                         wpa_s->sta_uapsd = 0;
5310                         if (be)
5311                                 wpa_s->sta_uapsd |= BIT(0);
5312                         if (bk)
5313                                 wpa_s->sta_uapsd |= BIT(1);
5314                         if (vi)
5315                                 wpa_s->sta_uapsd |= BIT(2);
5316                         if (vo)
5317                                 wpa_s->sta_uapsd |= BIT(3);
5318                 }
5319                 return 0;
5320         }
5321
5322         if (os_strcmp(cmd, "disallow_freq") == 0)
5323                 return p2p_ctrl_disallow_freq(wpa_s, param);
5324
5325         if (os_strcmp(cmd, "disc_int") == 0) {
5326                 int min_disc_int, max_disc_int, max_disc_tu;
5327                 char *pos;
5328
5329                 pos = param;
5330
5331                 min_disc_int = atoi(pos);
5332                 pos = os_strchr(pos, ' ');
5333                 if (pos == NULL)
5334                         return -1;
5335                 *pos++ = '\0';
5336
5337                 max_disc_int = atoi(pos);
5338                 pos = os_strchr(pos, ' ');
5339                 if (pos == NULL)
5340                         return -1;
5341                 *pos++ = '\0';
5342
5343                 max_disc_tu = atoi(pos);
5344
5345                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
5346                                         max_disc_int, max_disc_tu);
5347         }
5348
5349         if (os_strcmp(cmd, "per_sta_psk") == 0) {
5350                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
5351                 return 0;
5352         }
5353
5354 #ifdef CONFIG_WPS_NFC
5355         if (os_strcmp(cmd, "nfc_tag") == 0)
5356                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
5357 #endif /* CONFIG_WPS_NFC */
5358
5359         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
5360                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
5361                 return 0;
5362         }
5363
5364         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
5365                    cmd);
5366
5367         return -1;
5368 }
5369
5370
5371 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
5372 {
5373         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5374         wpa_s->force_long_sd = 0;
5375         wpas_p2p_stop_find(wpa_s);
5376         if (wpa_s->global->p2p)
5377                 p2p_flush(wpa_s->global->p2p);
5378 }
5379
5380
5381 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
5382 {
5383         char *pos, *pos2;
5384         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
5385
5386         if (cmd[0]) {
5387                 pos = os_strchr(cmd, ' ');
5388                 if (pos == NULL)
5389                         return -1;
5390                 *pos++ = '\0';
5391                 dur1 = atoi(cmd);
5392
5393                 pos2 = os_strchr(pos, ' ');
5394                 if (pos2)
5395                         *pos2++ = '\0';
5396                 int1 = atoi(pos);
5397         } else
5398                 pos2 = NULL;
5399
5400         if (pos2) {
5401                 pos = os_strchr(pos2, ' ');
5402                 if (pos == NULL)
5403                         return -1;
5404                 *pos++ = '\0';
5405                 dur2 = atoi(pos2);
5406                 int2 = atoi(pos);
5407         }
5408
5409         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5410 }
5411
5412
5413 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5414 {
5415         char *pos;
5416         unsigned int period = 0, interval = 0;
5417
5418         if (cmd[0]) {
5419                 pos = os_strchr(cmd, ' ');
5420                 if (pos == NULL)
5421                         return -1;
5422                 *pos++ = '\0';
5423                 period = atoi(cmd);
5424                 interval = atoi(pos);
5425         }
5426
5427         return wpas_p2p_ext_listen(wpa_s, period, interval);
5428 }
5429
5430
5431 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5432 {
5433         const char *pos;
5434         u8 peer[ETH_ALEN];
5435         int iface_addr = 0;
5436
5437         pos = cmd;
5438         if (os_strncmp(pos, "iface=", 6) == 0) {
5439                 iface_addr = 1;
5440                 pos += 6;
5441         }
5442         if (hwaddr_aton(pos, peer))
5443                 return -1;
5444
5445         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5446         return 0;
5447 }
5448
5449 #endif /* CONFIG_P2P */
5450
5451
5452 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5453 {
5454         struct wpa_freq_range_list ranges;
5455         int *freqs = NULL;
5456         struct hostapd_hw_modes *mode;
5457         u16 i;
5458
5459         if (wpa_s->hw.modes == NULL)
5460                 return NULL;
5461
5462         os_memset(&ranges, 0, sizeof(ranges));
5463         if (freq_range_list_parse(&ranges, val) < 0)
5464                 return NULL;
5465
5466         for (i = 0; i < wpa_s->hw.num_modes; i++) {
5467                 int j;
5468
5469                 mode = &wpa_s->hw.modes[i];
5470                 for (j = 0; j < mode->num_channels; j++) {
5471                         unsigned int freq;
5472
5473                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
5474                                 continue;
5475
5476                         freq = mode->channels[j].freq;
5477                         if (!freq_range_list_includes(&ranges, freq))
5478                                 continue;
5479
5480                         int_array_add_unique(&freqs, freq);
5481                 }
5482         }
5483
5484         os_free(ranges.range);
5485         return freqs;
5486 }
5487
5488
5489 #ifdef CONFIG_INTERWORKING
5490
5491 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
5492 {
5493         int auto_sel = 0;
5494         int *freqs = NULL;
5495
5496         if (param) {
5497                 char *pos;
5498
5499                 auto_sel = os_strstr(param, "auto") != NULL;
5500
5501                 pos = os_strstr(param, "freq=");
5502                 if (pos) {
5503                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
5504                         if (freqs == NULL)
5505                                 return -1;
5506                 }
5507
5508         }
5509
5510         return interworking_select(wpa_s, auto_sel, freqs);
5511 }
5512
5513
5514 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst)
5515 {
5516         u8 bssid[ETH_ALEN];
5517         struct wpa_bss *bss;
5518
5519         if (hwaddr_aton(dst, bssid)) {
5520                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
5521                 return -1;
5522         }
5523
5524         bss = wpa_bss_get_bssid(wpa_s, bssid);
5525         if (bss == NULL) {
5526                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
5527                            MAC2STR(bssid));
5528                 return -1;
5529         }
5530
5531         if (bss->ssid_len == 0) {
5532                 int found = 0;
5533
5534                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
5535                            " does not have SSID information", MAC2STR(bssid));
5536
5537                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
5538                                          list) {
5539                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
5540                             bss->ssid_len > 0) {
5541                                 found = 1;
5542                                 break;
5543                         }
5544                 }
5545
5546                 if (!found)
5547                         return -1;
5548                 wpa_printf(MSG_DEBUG,
5549                            "Found another matching BSS entry with SSID");
5550         }
5551
5552         return interworking_connect(wpa_s, bss);
5553 }
5554
5555
5556 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
5557 {
5558         u8 dst_addr[ETH_ALEN];
5559         int used;
5560         char *pos;
5561 #define MAX_ANQP_INFO_ID 100
5562         u16 id[MAX_ANQP_INFO_ID];
5563         size_t num_id = 0;
5564         u32 subtypes = 0;
5565
5566         used = hwaddr_aton2(dst, dst_addr);
5567         if (used < 0)
5568                 return -1;
5569         pos = dst + used;
5570         if (*pos == ' ')
5571                 pos++;
5572         while (num_id < MAX_ANQP_INFO_ID) {
5573                 if (os_strncmp(pos, "hs20:", 5) == 0) {
5574 #ifdef CONFIG_HS20
5575                         int num = atoi(pos + 5);
5576                         if (num <= 0 || num > 31)
5577                                 return -1;
5578                         subtypes |= BIT(num);
5579 #else /* CONFIG_HS20 */
5580                         return -1;
5581 #endif /* CONFIG_HS20 */
5582                 } else {
5583                         id[num_id] = atoi(pos);
5584                         if (id[num_id])
5585                                 num_id++;
5586                 }
5587                 pos = os_strchr(pos + 1, ',');
5588                 if (pos == NULL)
5589                         break;
5590                 pos++;
5591         }
5592
5593         if (num_id == 0)
5594                 return -1;
5595
5596         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
5597 }
5598
5599
5600 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
5601 {
5602         u8 dst_addr[ETH_ALEN];
5603         struct wpabuf *advproto, *query = NULL;
5604         int used, ret = -1;
5605         char *pos, *end;
5606         size_t len;
5607
5608         used = hwaddr_aton2(cmd, dst_addr);
5609         if (used < 0)
5610                 return -1;
5611
5612         pos = cmd + used;
5613         while (*pos == ' ')
5614                 pos++;
5615
5616         /* Advertisement Protocol ID */
5617         end = os_strchr(pos, ' ');
5618         if (end)
5619                 len = end - pos;
5620         else
5621                 len = os_strlen(pos);
5622         if (len & 0x01)
5623                 return -1;
5624         len /= 2;
5625         if (len == 0)
5626                 return -1;
5627         advproto = wpabuf_alloc(len);
5628         if (advproto == NULL)
5629                 return -1;
5630         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
5631                 goto fail;
5632
5633         if (end) {
5634                 /* Optional Query Request */
5635                 pos = end + 1;
5636                 while (*pos == ' ')
5637                         pos++;
5638
5639                 len = os_strlen(pos);
5640                 if (len) {
5641                         if (len & 0x01)
5642                                 goto fail;
5643                         len /= 2;
5644                         if (len == 0)
5645                                 goto fail;
5646                         query = wpabuf_alloc(len);
5647                         if (query == NULL)
5648                                 goto fail;
5649                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
5650                                 goto fail;
5651                 }
5652         }
5653
5654         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
5655
5656 fail:
5657         wpabuf_free(advproto);
5658         wpabuf_free(query);
5659
5660         return ret;
5661 }
5662
5663
5664 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
5665                             size_t buflen)
5666 {
5667         u8 addr[ETH_ALEN];
5668         int dialog_token;
5669         int used;
5670         char *pos;
5671         size_t resp_len, start, requested_len;
5672         struct wpabuf *resp;
5673         int ret;
5674
5675         used = hwaddr_aton2(cmd, addr);
5676         if (used < 0)
5677                 return -1;
5678
5679         pos = cmd + used;
5680         while (*pos == ' ')
5681                 pos++;
5682         dialog_token = atoi(pos);
5683
5684         if (wpa_s->last_gas_resp &&
5685             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
5686             dialog_token == wpa_s->last_gas_dialog_token)
5687                 resp = wpa_s->last_gas_resp;
5688         else if (wpa_s->prev_gas_resp &&
5689                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
5690                  dialog_token == wpa_s->prev_gas_dialog_token)
5691                 resp = wpa_s->prev_gas_resp;
5692         else
5693                 return -1;
5694
5695         resp_len = wpabuf_len(resp);
5696         start = 0;
5697         requested_len = resp_len;
5698
5699         pos = os_strchr(pos, ' ');
5700         if (pos) {
5701                 start = atoi(pos);
5702                 if (start > resp_len)
5703                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
5704                 pos = os_strchr(pos, ',');
5705                 if (pos == NULL)
5706                         return -1;
5707                 pos++;
5708                 requested_len = atoi(pos);
5709                 if (start + requested_len > resp_len)
5710                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
5711         }
5712
5713         if (requested_len * 2 + 1 > buflen)
5714                 return os_snprintf(buf, buflen, "FAIL-Too long response");
5715
5716         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
5717                                requested_len);
5718
5719         if (start + requested_len == resp_len) {
5720                 /*
5721                  * Free memory by dropping the response after it has been
5722                  * fetched.
5723                  */
5724                 if (resp == wpa_s->prev_gas_resp) {
5725                         wpabuf_free(wpa_s->prev_gas_resp);
5726                         wpa_s->prev_gas_resp = NULL;
5727                 } else {
5728                         wpabuf_free(wpa_s->last_gas_resp);
5729                         wpa_s->last_gas_resp = NULL;
5730                 }
5731         }
5732
5733         return ret;
5734 }
5735 #endif /* CONFIG_INTERWORKING */
5736
5737
5738 #ifdef CONFIG_HS20
5739
5740 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
5741 {
5742         u8 dst_addr[ETH_ALEN];
5743         int used;
5744         char *pos;
5745         u32 subtypes = 0;
5746
5747         used = hwaddr_aton2(dst, dst_addr);
5748         if (used < 0)
5749                 return -1;
5750         pos = dst + used;
5751         if (*pos == ' ')
5752                 pos++;
5753         for (;;) {
5754                 int num = atoi(pos);
5755                 if (num <= 0 || num > 31)
5756                         return -1;
5757                 subtypes |= BIT(num);
5758                 pos = os_strchr(pos + 1, ',');
5759                 if (pos == NULL)
5760                         break;
5761                 pos++;
5762         }
5763
5764         if (subtypes == 0)
5765                 return -1;
5766
5767         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
5768 }
5769
5770
5771 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5772                                     const u8 *addr, const char *realm)
5773 {
5774         u8 *buf;
5775         size_t rlen, len;
5776         int ret;
5777
5778         rlen = os_strlen(realm);
5779         len = 3 + rlen;
5780         buf = os_malloc(len);
5781         if (buf == NULL)
5782                 return -1;
5783         buf[0] = 1; /* NAI Home Realm Count */
5784         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
5785         buf[2] = rlen;
5786         os_memcpy(buf + 3, realm, rlen);
5787
5788         ret = hs20_anqp_send_req(wpa_s, addr,
5789                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5790                                  buf, len);
5791
5792         os_free(buf);
5793
5794         return ret;
5795 }
5796
5797
5798 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5799                                         char *dst)
5800 {
5801         struct wpa_cred *cred = wpa_s->conf->cred;
5802         u8 dst_addr[ETH_ALEN];
5803         int used;
5804         u8 *buf;
5805         size_t len;
5806         int ret;
5807
5808         used = hwaddr_aton2(dst, dst_addr);
5809         if (used < 0)
5810                 return -1;
5811
5812         while (dst[used] == ' ')
5813                 used++;
5814         if (os_strncmp(dst + used, "realm=", 6) == 0)
5815                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
5816                                                 dst + used + 6);
5817
5818         len = os_strlen(dst + used);
5819
5820         if (len == 0 && cred && cred->realm)
5821                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
5822
5823         if (len & 1)
5824                 return -1;
5825         len /= 2;
5826         buf = os_malloc(len);
5827         if (buf == NULL)
5828                 return -1;
5829         if (hexstr2bin(dst + used, buf, len) < 0) {
5830                 os_free(buf);
5831                 return -1;
5832         }
5833
5834         ret = hs20_anqp_send_req(wpa_s, dst_addr,
5835                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5836                                  buf, len);
5837         os_free(buf);
5838
5839         return ret;
5840 }
5841
5842
5843 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
5844 {
5845         u8 dst_addr[ETH_ALEN];
5846         int used;
5847         char *icon;
5848
5849         used = hwaddr_aton2(cmd, dst_addr);
5850         if (used < 0)
5851                 return -1;
5852
5853         while (cmd[used] == ' ')
5854                 used++;
5855         icon = &cmd[used];
5856
5857         wpa_s->fetch_osu_icon_in_progress = 0;
5858         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
5859                                   (u8 *) icon, os_strlen(icon));
5860 }
5861
5862 #endif /* CONFIG_HS20 */
5863
5864
5865 #ifdef CONFIG_AUTOSCAN
5866
5867 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
5868                                               char *cmd)
5869 {
5870         enum wpa_states state = wpa_s->wpa_state;
5871         char *new_params = NULL;
5872
5873         if (os_strlen(cmd) > 0) {
5874                 new_params = os_strdup(cmd);
5875                 if (new_params == NULL)
5876                         return -1;
5877         }
5878
5879         os_free(wpa_s->conf->autoscan);
5880         wpa_s->conf->autoscan = new_params;
5881
5882         if (wpa_s->conf->autoscan == NULL)
5883                 autoscan_deinit(wpa_s);
5884         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
5885                 autoscan_init(wpa_s, 1);
5886         else if (state == WPA_SCANNING)
5887                 wpa_supplicant_reinit_autoscan(wpa_s);
5888
5889         return 0;
5890 }
5891
5892 #endif /* CONFIG_AUTOSCAN */
5893
5894
5895 #ifdef CONFIG_WNM
5896
5897 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
5898 {
5899         int enter;
5900         int intval = 0;
5901         char *pos;
5902         int ret;
5903         struct wpabuf *tfs_req = NULL;
5904
5905         if (os_strncmp(cmd, "enter", 5) == 0)
5906                 enter = 1;
5907         else if (os_strncmp(cmd, "exit", 4) == 0)
5908                 enter = 0;
5909         else
5910                 return -1;
5911
5912         pos = os_strstr(cmd, " interval=");
5913         if (pos)
5914                 intval = atoi(pos + 10);
5915
5916         pos = os_strstr(cmd, " tfs_req=");
5917         if (pos) {
5918                 char *end;
5919                 size_t len;
5920                 pos += 9;
5921                 end = os_strchr(pos, ' ');
5922                 if (end)
5923                         len = end - pos;
5924                 else
5925                         len = os_strlen(pos);
5926                 if (len & 1)
5927                         return -1;
5928                 len /= 2;
5929                 tfs_req = wpabuf_alloc(len);
5930                 if (tfs_req == NULL)
5931                         return -1;
5932                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
5933                         wpabuf_free(tfs_req);
5934                         return -1;
5935                 }
5936         }
5937
5938         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
5939                                            WNM_SLEEP_MODE_EXIT, intval,
5940                                            tfs_req);
5941         wpabuf_free(tfs_req);
5942
5943         return ret;
5944 }
5945
5946
5947 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
5948 {
5949         int query_reason;
5950
5951         query_reason = atoi(cmd);
5952
5953         wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
5954                    query_reason);
5955
5956         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
5957 }
5958
5959 #endif /* CONFIG_WNM */
5960
5961
5962 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
5963                                       size_t buflen)
5964 {
5965         struct wpa_signal_info si;
5966         int ret;
5967         char *pos, *end;
5968
5969         ret = wpa_drv_signal_poll(wpa_s, &si);
5970         if (ret)
5971                 return -1;
5972
5973         pos = buf;
5974         end = buf + buflen;
5975
5976         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
5977                           "NOISE=%d\nFREQUENCY=%u\n",
5978                           si.current_signal, si.current_txrate / 1000,
5979                           si.current_noise, si.frequency);
5980         if (os_snprintf_error(end - pos, ret))
5981                 return -1;
5982         pos += ret;
5983
5984         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
5985                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
5986                                   channel_width_to_string(si.chanwidth));
5987                 if (os_snprintf_error(end - pos, ret))
5988                         return -1;
5989                 pos += ret;
5990         }
5991
5992         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
5993                 ret = os_snprintf(pos, end - pos,
5994                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
5995                                   si.center_frq1, si.center_frq2);
5996                 if (os_snprintf_error(end - pos, ret))
5997                         return -1;
5998                 pos += ret;
5999         }
6000
6001         if (si.avg_signal) {
6002                 ret = os_snprintf(pos, end - pos,
6003                                   "AVG_RSSI=%d\n", si.avg_signal);
6004                 if (os_snprintf_error(end - pos, ret))
6005                         return -1;
6006                 pos += ret;
6007         }
6008
6009         return pos - buf;
6010 }
6011
6012
6013 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6014                                       size_t buflen)
6015 {
6016         struct hostap_sta_driver_data sta;
6017         int ret;
6018
6019         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6020         if (ret)
6021                 return -1;
6022
6023         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6024                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6025         if (os_snprintf_error(buflen, ret))
6026                 return -1;
6027         return ret;
6028 }
6029
6030
6031 #ifdef ANDROID
6032 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6033                                      char *buf, size_t buflen)
6034 {
6035         int ret;
6036
6037         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6038         if (ret == 0) {
6039                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6040                         struct p2p_data *p2p = wpa_s->global->p2p;
6041                         if (p2p) {
6042                                 char country[3];
6043                                 country[0] = cmd[8];
6044                                 country[1] = cmd[9];
6045                                 country[2] = 0x04;
6046                                 p2p_set_country(p2p, country);
6047                         }
6048                 }
6049                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6050                 if (os_snprintf_error(buflen, ret))
6051                         ret = -1;
6052         }
6053         return ret;
6054 }
6055 #endif /* ANDROID */
6056
6057
6058 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6059                                      char *buf, size_t buflen)
6060 {
6061         int ret;
6062         char *pos;
6063         u8 *data = NULL;
6064         unsigned int vendor_id, subcmd;
6065         struct wpabuf *reply;
6066         size_t data_len = 0;
6067
6068         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6069         vendor_id = strtoul(cmd, &pos, 16);
6070         if (!isblank(*pos))
6071                 return -EINVAL;
6072
6073         subcmd = strtoul(pos, &pos, 10);
6074
6075         if (*pos != '\0') {
6076                 if (!isblank(*pos++))
6077                         return -EINVAL;
6078                 data_len = os_strlen(pos);
6079         }
6080
6081         if (data_len) {
6082                 data_len /= 2;
6083                 data = os_malloc(data_len);
6084                 if (!data)
6085                         return -1;
6086
6087                 if (hexstr2bin(pos, data, data_len)) {
6088                         wpa_printf(MSG_DEBUG,
6089                                    "Vendor command: wrong parameter format");
6090                         os_free(data);
6091                         return -EINVAL;
6092                 }
6093         }
6094
6095         reply = wpabuf_alloc((buflen - 1) / 2);
6096         if (!reply) {
6097                 os_free(data);
6098                 return -1;
6099         }
6100
6101         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6102                                  reply);
6103
6104         if (ret == 0)
6105                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6106                                        wpabuf_len(reply));
6107
6108         wpabuf_free(reply);
6109         os_free(data);
6110
6111         return ret;
6112 }
6113
6114
6115 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6116 {
6117         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6118
6119 #ifdef CONFIG_P2P
6120         wpas_p2p_cancel(wpa_s);
6121         wpas_p2p_stop_find(wpa_s);
6122         p2p_ctrl_flush(wpa_s);
6123         wpas_p2p_group_remove(wpa_s, "*");
6124         wpas_p2p_service_flush(wpa_s);
6125         wpa_s->global->p2p_disabled = 0;
6126         wpa_s->global->p2p_per_sta_psk = 0;
6127         wpa_s->conf->num_sec_device_types = 0;
6128         wpa_s->p2p_disable_ip_addr_req = 0;
6129         os_free(wpa_s->global->p2p_go_avoid_freq.range);
6130         wpa_s->global->p2p_go_avoid_freq.range = NULL;
6131 #endif /* CONFIG_P2P */
6132
6133 #ifdef CONFIG_WPS_TESTING
6134         wps_version_number = 0x20;
6135         wps_testing_dummy_cred = 0;
6136         wps_corrupt_pkhash = 0;
6137 #endif /* CONFIG_WPS_TESTING */
6138 #ifdef CONFIG_WPS
6139         wpa_s->wps_fragment_size = 0;
6140         wpas_wps_cancel(wpa_s);
6141         wps_registrar_flush(wpa_s->wps->registrar);
6142 #endif /* CONFIG_WPS */
6143         wpa_s->after_wps = 0;
6144         wpa_s->known_wps_freq = 0;
6145
6146 #ifdef CONFIG_TDLS
6147 #ifdef CONFIG_TDLS_TESTING
6148         extern unsigned int tdls_testing;
6149         tdls_testing = 0;
6150 #endif /* CONFIG_TDLS_TESTING */
6151         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
6152         wpa_tdls_enable(wpa_s->wpa, 1);
6153 #endif /* CONFIG_TDLS */
6154
6155         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
6156         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
6157
6158         wpa_s->no_keep_alive = 0;
6159
6160         os_free(wpa_s->disallow_aps_bssid);
6161         wpa_s->disallow_aps_bssid = NULL;
6162         wpa_s->disallow_aps_bssid_count = 0;
6163         os_free(wpa_s->disallow_aps_ssid);
6164         wpa_s->disallow_aps_ssid = NULL;
6165         wpa_s->disallow_aps_ssid_count = 0;
6166
6167         wpa_s->set_sta_uapsd = 0;
6168         wpa_s->sta_uapsd = 0;
6169
6170         wpa_drv_radio_disable(wpa_s, 0);
6171         wpa_blacklist_clear(wpa_s);
6172         wpa_s->extra_blacklist_count = 0;
6173         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
6174         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
6175         wpa_config_flush_blobs(wpa_s->conf);
6176         wpa_s->conf->auto_interworking = 0;
6177         wpa_s->conf->okc = 0;
6178
6179         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6180         rsn_preauth_deinit(wpa_s->wpa);
6181
6182         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
6183         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
6184         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
6185         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6186
6187         radio_remove_works(wpa_s, NULL, 1);
6188         wpa_s->ext_work_in_progress = 0;
6189
6190         wpa_s->next_ssid = NULL;
6191
6192 #ifdef CONFIG_INTERWORKING
6193         hs20_cancel_fetch_osu(wpa_s);
6194 #endif /* CONFIG_INTERWORKING */
6195
6196         wpa_s->ext_mgmt_frame_handling = 0;
6197         wpa_s->ext_eapol_frame_io = 0;
6198 #ifdef CONFIG_TESTING_OPTIONS
6199         wpa_s->extra_roc_dur = 0;
6200         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
6201 #endif /* CONFIG_TESTING_OPTIONS */
6202
6203         wpa_s->disconnected = 0;
6204         os_free(wpa_s->next_scan_freqs);
6205         wpa_s->next_scan_freqs = NULL;
6206
6207         wpa_bss_flush(wpa_s);
6208         if (!dl_list_empty(&wpa_s->bss)) {
6209                 wpa_printf(MSG_DEBUG,
6210                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
6211                            MACSTR " pending_bssid=" MACSTR,
6212                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
6213                            MAC2STR(wpa_s->bssid),
6214                            MAC2STR(wpa_s->pending_bssid));
6215         }
6216 }
6217
6218
6219 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
6220                                      char *buf, size_t buflen)
6221 {
6222         struct wpa_radio_work *work;
6223         char *pos, *end;
6224         struct os_reltime now, diff;
6225
6226         pos = buf;
6227         end = buf + buflen;
6228
6229         os_get_reltime(&now);
6230
6231         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6232         {
6233                 int ret;
6234
6235                 os_reltime_sub(&now, &work->time, &diff);
6236                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
6237                                   work->type, work->wpa_s->ifname, work->freq,
6238                                   work->started, diff.sec, diff.usec);
6239                 if (os_snprintf_error(end - pos, ret))
6240                         break;
6241                 pos += ret;
6242         }
6243
6244         return pos - buf;
6245 }
6246
6247
6248 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
6249 {
6250         struct wpa_radio_work *work = eloop_ctx;
6251         struct wpa_external_work *ework = work->ctx;
6252
6253         wpa_dbg(work->wpa_s, MSG_DEBUG,
6254                 "Timing out external radio work %u (%s)",
6255                 ework->id, work->type);
6256         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
6257         work->wpa_s->ext_work_in_progress = 0;
6258         radio_work_done(work);
6259         os_free(ework);
6260 }
6261
6262
6263 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
6264 {
6265         struct wpa_external_work *ework = work->ctx;
6266
6267         if (deinit) {
6268                 if (work->started)
6269                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6270                                              work, NULL);
6271
6272                 os_free(ework);
6273                 return;
6274         }
6275
6276         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
6277                 ework->id, ework->type);
6278         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
6279         work->wpa_s->ext_work_in_progress = 1;
6280         if (!ework->timeout)
6281                 ework->timeout = 10;
6282         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
6283                                work, NULL);
6284 }
6285
6286
6287 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
6288                                     char *buf, size_t buflen)
6289 {
6290         struct wpa_external_work *ework;
6291         char *pos, *pos2;
6292         size_t type_len;
6293         int ret;
6294         unsigned int freq = 0;
6295
6296         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
6297
6298         ework = os_zalloc(sizeof(*ework));
6299         if (ework == NULL)
6300                 return -1;
6301
6302         pos = os_strchr(cmd, ' ');
6303         if (pos) {
6304                 type_len = pos - cmd;
6305                 pos++;
6306
6307                 pos2 = os_strstr(pos, "freq=");
6308                 if (pos2)
6309                         freq = atoi(pos2 + 5);
6310
6311                 pos2 = os_strstr(pos, "timeout=");
6312                 if (pos2)
6313                         ework->timeout = atoi(pos2 + 8);
6314         } else {
6315                 type_len = os_strlen(cmd);
6316         }
6317         if (4 + type_len >= sizeof(ework->type))
6318                 type_len = sizeof(ework->type) - 4 - 1;
6319         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
6320         os_memcpy(ework->type + 4, cmd, type_len);
6321         ework->type[4 + type_len] = '\0';
6322
6323         wpa_s->ext_work_id++;
6324         if (wpa_s->ext_work_id == 0)
6325                 wpa_s->ext_work_id++;
6326         ework->id = wpa_s->ext_work_id;
6327
6328         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
6329                            ework) < 0) {
6330                 os_free(ework);
6331                 return -1;
6332         }
6333
6334         ret = os_snprintf(buf, buflen, "%u", ework->id);
6335         if (os_snprintf_error(buflen, ret))
6336                 return -1;
6337         return ret;
6338 }
6339
6340
6341 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
6342 {
6343         struct wpa_radio_work *work;
6344         unsigned int id = atoi(cmd);
6345
6346         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6347         {
6348                 struct wpa_external_work *ework;
6349
6350                 if (os_strncmp(work->type, "ext:", 4) != 0)
6351                         continue;
6352                 ework = work->ctx;
6353                 if (id && ework->id != id)
6354                         continue;
6355                 wpa_dbg(wpa_s, MSG_DEBUG,
6356                         "Completed external radio work %u (%s)",
6357                         ework->id, ework->type);
6358                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
6359                 wpa_s->ext_work_in_progress = 0;
6360                 radio_work_done(work);
6361                 os_free(ework);
6362                 return 3; /* "OK\n" */
6363         }
6364
6365         return -1;
6366 }
6367
6368
6369 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
6370                                 char *buf, size_t buflen)
6371 {
6372         if (os_strcmp(cmd, "show") == 0)
6373                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
6374         if (os_strncmp(cmd, "add ", 4) == 0)
6375                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
6376         if (os_strncmp(cmd, "done ", 5) == 0)
6377                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
6378         return -1;
6379 }
6380
6381
6382 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
6383 {
6384         struct wpa_radio_work *work, *tmp;
6385
6386         if (!wpa_s || !wpa_s->radio)
6387                 return;
6388
6389         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
6390                               struct wpa_radio_work, list) {
6391                 struct wpa_external_work *ework;
6392
6393                 if (os_strncmp(work->type, "ext:", 4) != 0)
6394                         continue;
6395                 ework = work->ctx;
6396                 wpa_dbg(wpa_s, MSG_DEBUG,
6397                         "Flushing%s external radio work %u (%s)",
6398                         work->started ? " started" : "", ework->id,
6399                         ework->type);
6400                 if (work->started)
6401                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6402                                              work, NULL);
6403                 radio_work_done(work);
6404                 os_free(ework);
6405         }
6406 }
6407
6408
6409 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
6410 {
6411         struct wpa_supplicant *wpa_s = eloop_ctx;
6412         eapol_sm_notify_ctrl_response(wpa_s->eapol);
6413 }
6414
6415
6416 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
6417                               unsigned int *scan_id_count, int scan_id[])
6418 {
6419         const char *pos = value;
6420
6421         while (pos) {
6422                 if (*pos == ' ' || *pos == '\0')
6423                         break;
6424                 if (*scan_id_count == MAX_SCAN_ID)
6425                         return -1;
6426                 scan_id[(*scan_id_count)++] = atoi(pos);
6427                 pos = os_strchr(pos, ',');
6428                 if (pos)
6429                         pos++;
6430         }
6431
6432         return 0;
6433 }
6434
6435
6436 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6437                            char *reply, int reply_size, int *reply_len)
6438 {
6439         char *pos;
6440         unsigned int manual_scan_passive = 0;
6441         unsigned int manual_scan_use_id = 0;
6442         unsigned int manual_scan_only_new = 0;
6443         unsigned int scan_only = 0;
6444         unsigned int scan_id_count = 0;
6445         int scan_id[MAX_SCAN_ID];
6446         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
6447                                  struct wpa_scan_results *scan_res);
6448         int *manual_scan_freqs = NULL;
6449
6450         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6451                 *reply_len = -1;
6452                 return;
6453         }
6454
6455         if (radio_work_pending(wpa_s, "scan")) {
6456                 wpa_printf(MSG_DEBUG,
6457                            "Pending scan scheduled - reject new request");
6458                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6459                 return;
6460         }
6461
6462         if (params) {
6463                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
6464                         scan_only = 1;
6465
6466                 pos = os_strstr(params, "freq=");
6467                 if (pos) {
6468                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
6469                                                                        pos + 5);
6470                         if (manual_scan_freqs == NULL) {
6471                                 *reply_len = -1;
6472                                 goto done;
6473                         }
6474                 }
6475
6476                 pos = os_strstr(params, "passive=");
6477                 if (pos)
6478                         manual_scan_passive = !!atoi(pos + 8);
6479
6480                 pos = os_strstr(params, "use_id=");
6481                 if (pos)
6482                         manual_scan_use_id = atoi(pos + 7);
6483
6484                 pos = os_strstr(params, "only_new=1");
6485                 if (pos)
6486                         manual_scan_only_new = 1;
6487
6488                 pos = os_strstr(params, "scan_id=");
6489                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
6490                                               scan_id) < 0) {
6491                         *reply_len = -1;
6492                         goto done;
6493                 }
6494         }
6495
6496         if (scan_only)
6497                 scan_res_handler = scan_only_handler;
6498         else if (wpa_s->scan_res_handler == scan_only_handler)
6499                 scan_res_handler = NULL;
6500         else
6501                 scan_res_handler = wpa_s->scan_res_handler;
6502
6503         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
6504             ((wpa_s->wpa_state <= WPA_SCANNING) ||
6505              (wpa_s->wpa_state == WPA_COMPLETED))) {
6506                 wpa_s->manual_scan_passive = manual_scan_passive;
6507                 wpa_s->manual_scan_use_id = manual_scan_use_id;
6508                 wpa_s->manual_scan_only_new = manual_scan_only_new;
6509                 wpa_s->scan_id_count = scan_id_count;
6510                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
6511                 wpa_s->scan_res_handler = scan_res_handler;
6512                 os_free(wpa_s->manual_scan_freqs);
6513                 wpa_s->manual_scan_freqs = manual_scan_freqs;
6514                 manual_scan_freqs = NULL;
6515
6516                 wpa_s->normal_scans = 0;
6517                 wpa_s->scan_req = MANUAL_SCAN_REQ;
6518                 wpa_s->after_wps = 0;
6519                 wpa_s->known_wps_freq = 0;
6520                 wpa_supplicant_req_scan(wpa_s, 0, 0);
6521                 if (wpa_s->manual_scan_use_id) {
6522                         wpa_s->manual_scan_id++;
6523                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6524                                 wpa_s->manual_scan_id);
6525                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
6526                                                  wpa_s->manual_scan_id);
6527                 }
6528         } else if (wpa_s->sched_scanning) {
6529                 wpa_s->manual_scan_passive = manual_scan_passive;
6530                 wpa_s->manual_scan_use_id = manual_scan_use_id;
6531                 wpa_s->manual_scan_only_new = manual_scan_only_new;
6532                 wpa_s->scan_id_count = scan_id_count;
6533                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
6534                 wpa_s->scan_res_handler = scan_res_handler;
6535                 os_free(wpa_s->manual_scan_freqs);
6536                 wpa_s->manual_scan_freqs = manual_scan_freqs;
6537                 manual_scan_freqs = NULL;
6538
6539                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
6540                 wpa_supplicant_cancel_sched_scan(wpa_s);
6541                 wpa_s->scan_req = MANUAL_SCAN_REQ;
6542                 wpa_supplicant_req_scan(wpa_s, 0, 0);
6543                 if (wpa_s->manual_scan_use_id) {
6544                         wpa_s->manual_scan_id++;
6545                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
6546                                                  wpa_s->manual_scan_id);
6547                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6548                                 wpa_s->manual_scan_id);
6549                 }
6550         } else {
6551                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
6552                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6553         }
6554
6555 done:
6556         os_free(manual_scan_freqs);
6557 }
6558
6559
6560 #ifdef CONFIG_TESTING_OPTIONS
6561
6562 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
6563                                        unsigned int freq, const u8 *dst,
6564                                        const u8 *src, const u8 *bssid,
6565                                        const u8 *data, size_t data_len,
6566                                        enum offchannel_send_action_result
6567                                        result)
6568 {
6569         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
6570                 " src=" MACSTR " bssid=" MACSTR " result=%s",
6571                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
6572                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
6573                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
6574                              "NO_ACK" : "FAILED"));
6575 }
6576
6577
6578 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
6579 {
6580         char *pos, *param;
6581         size_t len;
6582         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
6583         int res, used;
6584         int freq = 0, no_cck = 0, wait_time = 0;
6585
6586         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
6587          *    <action=Action frame payload> */
6588
6589         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
6590
6591         pos = cmd;
6592         used = hwaddr_aton2(pos, da);
6593         if (used < 0)
6594                 return -1;
6595         pos += used;
6596         while (*pos == ' ')
6597                 pos++;
6598         used = hwaddr_aton2(pos, bssid);
6599         if (used < 0)
6600                 return -1;
6601         pos += used;
6602
6603         param = os_strstr(pos, " freq=");
6604         if (param) {
6605                 param += 6;
6606                 freq = atoi(param);
6607         }
6608
6609         param = os_strstr(pos, " no_cck=");
6610         if (param) {
6611                 param += 8;
6612                 no_cck = atoi(param);
6613         }
6614
6615         param = os_strstr(pos, " wait_time=");
6616         if (param) {
6617                 param += 11;
6618                 wait_time = atoi(param);
6619         }
6620
6621         param = os_strstr(pos, " action=");
6622         if (param == NULL)
6623                 return -1;
6624         param += 8;
6625
6626         len = os_strlen(param);
6627         if (len & 1)
6628                 return -1;
6629         len /= 2;
6630
6631         buf = os_malloc(len);
6632         if (buf == NULL)
6633                 return -1;
6634
6635         if (hexstr2bin(param, buf, len) < 0) {
6636                 os_free(buf);
6637                 return -1;
6638         }
6639
6640         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
6641                                      buf, len, wait_time,
6642                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
6643         os_free(buf);
6644         return res;
6645 }
6646
6647
6648 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
6649 {
6650         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
6651         offchannel_send_action_done(wpa_s);
6652 }
6653
6654
6655 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
6656 {
6657         char *pos, *param;
6658         union wpa_event_data event;
6659         enum wpa_event_type ev;
6660
6661         /* <event name> [parameters..] */
6662
6663         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
6664
6665         pos = cmd;
6666         param = os_strchr(pos, ' ');
6667         if (param)
6668                 *param++ = '\0';
6669
6670         os_memset(&event, 0, sizeof(event));
6671
6672         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
6673                 ev = EVENT_INTERFACE_ENABLED;
6674         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
6675                 ev = EVENT_INTERFACE_DISABLED;
6676         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
6677                 ev = EVENT_AVOID_FREQUENCIES;
6678                 if (param == NULL)
6679                         param = "";
6680                 if (freq_range_list_parse(&event.freq_range, param) < 0)
6681                         return -1;
6682                 wpa_supplicant_event(wpa_s, ev, &event);
6683                 os_free(event.freq_range.range);
6684                 return 0;
6685         } else {
6686                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
6687                         cmd);
6688                 return -1;
6689         }
6690
6691         wpa_supplicant_event(wpa_s, ev, &event);
6692
6693         return 0;
6694 }
6695
6696
6697 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
6698 {
6699         char *pos;
6700         u8 src[ETH_ALEN], *buf;
6701         int used;
6702         size_t len;
6703
6704         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
6705
6706         pos = cmd;
6707         used = hwaddr_aton2(pos, src);
6708         if (used < 0)
6709                 return -1;
6710         pos += used;
6711         while (*pos == ' ')
6712                 pos++;
6713
6714         len = os_strlen(pos);
6715         if (len & 1)
6716                 return -1;
6717         len /= 2;
6718
6719         buf = os_malloc(len);
6720         if (buf == NULL)
6721                 return -1;
6722
6723         if (hexstr2bin(pos, buf, len) < 0) {
6724                 os_free(buf);
6725                 return -1;
6726         }
6727
6728         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
6729         os_free(buf);
6730
6731         return 0;
6732 }
6733
6734
6735 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
6736 {
6737         size_t i;
6738         u32 sum = 0;
6739         const u16 *pos = buf;
6740
6741         for (i = 0; i < len / 2; i++)
6742                 sum += *pos++;
6743
6744         while (sum >> 16)
6745                 sum = (sum & 0xffff) + (sum >> 16);
6746
6747         return sum ^ 0xffff;
6748 }
6749
6750
6751 #define HWSIM_PACKETLEN 1500
6752 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
6753
6754 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
6755 {
6756         struct wpa_supplicant *wpa_s = ctx;
6757         const struct ether_header *eth;
6758         const struct iphdr *ip;
6759         const u8 *pos;
6760         unsigned int i;
6761
6762         if (len != HWSIM_PACKETLEN)
6763                 return;
6764
6765         eth = (const struct ether_header *) buf;
6766         ip = (const struct iphdr *) (eth + 1);
6767         pos = (const u8 *) (ip + 1);
6768
6769         if (ip->ihl != 5 || ip->version != 4 ||
6770             ntohs(ip->tot_len) != HWSIM_IP_LEN)
6771                 return;
6772
6773         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) {
6774                 if (*pos != (u8) i)
6775                         return;
6776                 pos++;
6777         }
6778
6779         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
6780                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
6781 }
6782
6783
6784 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
6785                                             char *cmd)
6786 {
6787         int enabled = atoi(cmd);
6788
6789         if (!enabled) {
6790                 if (wpa_s->l2_test) {
6791                         l2_packet_deinit(wpa_s->l2_test);
6792                         wpa_s->l2_test = NULL;
6793                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
6794                 }
6795                 return 0;
6796         }
6797
6798         if (wpa_s->l2_test)
6799                 return 0;
6800
6801         wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr,
6802                                         ETHERTYPE_IP, wpas_data_test_rx,
6803                                         wpa_s, 1);
6804         if (wpa_s->l2_test == NULL)
6805                 return -1;
6806
6807         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
6808
6809         return 0;
6810 }
6811
6812
6813 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
6814 {
6815         u8 dst[ETH_ALEN], src[ETH_ALEN];
6816         char *pos;
6817         int used;
6818         long int val;
6819         u8 tos;
6820         u8 buf[HWSIM_PACKETLEN];
6821         struct ether_header *eth;
6822         struct iphdr *ip;
6823         u8 *dpos;
6824         unsigned int i;
6825
6826         if (wpa_s->l2_test == NULL)
6827                 return -1;
6828
6829         /* format: <dst> <src> <tos> */
6830
6831         pos = cmd;
6832         used = hwaddr_aton2(pos, dst);
6833         if (used < 0)
6834                 return -1;
6835         pos += used;
6836         while (*pos == ' ')
6837                 pos++;
6838         used = hwaddr_aton2(pos, src);
6839         if (used < 0)
6840                 return -1;
6841         pos += used;
6842
6843         val = strtol(pos, NULL, 0);
6844         if (val < 0 || val > 0xff)
6845                 return -1;
6846         tos = val;
6847
6848         eth = (struct ether_header *) buf;
6849         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
6850         os_memcpy(eth->ether_shost, src, ETH_ALEN);
6851         eth->ether_type = htons(ETHERTYPE_IP);
6852         ip = (struct iphdr *) (eth + 1);
6853         os_memset(ip, 0, sizeof(*ip));
6854         ip->ihl = 5;
6855         ip->version = 4;
6856         ip->ttl = 64;
6857         ip->tos = tos;
6858         ip->tot_len = htons(HWSIM_IP_LEN);
6859         ip->protocol = 1;
6860         ip->saddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 1);
6861         ip->daddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 2);
6862         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
6863         dpos = (u8 *) (ip + 1);
6864         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
6865                 *dpos++ = i;
6866
6867         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, buf,
6868                            HWSIM_PACKETLEN) < 0)
6869                 return -1;
6870
6871         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
6872                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
6873
6874         return 0;
6875 }
6876
6877
6878 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
6879                                            char *cmd)
6880 {
6881         u8 *buf;
6882         struct ether_header *eth;
6883         struct l2_packet_data *l2 = NULL;
6884         size_t len;
6885         u16 ethertype;
6886         int res = -1;
6887
6888         len = os_strlen(cmd);
6889         if (len & 1 || len < ETH_HLEN * 2)
6890                 return -1;
6891         len /= 2;
6892
6893         buf = os_malloc(len);
6894         if (buf == NULL)
6895                 return -1;
6896
6897         if (hexstr2bin(cmd, buf, len) < 0)
6898                 goto done;
6899
6900         eth = (struct ether_header *) buf;
6901         ethertype = ntohs(eth->ether_type);
6902
6903         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
6904                             wpas_data_test_rx, wpa_s, 1);
6905         if (l2 == NULL)
6906                 goto done;
6907
6908         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
6909         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
6910 done:
6911         if (l2)
6912                 l2_packet_deinit(l2);
6913         os_free(buf);
6914
6915         return res < 0 ? -1 : 0;
6916 }
6917
6918
6919 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
6920 {
6921 #ifdef WPA_TRACE_BFD
6922         extern char wpa_trace_fail_func[256];
6923         extern unsigned int wpa_trace_fail_after;
6924         char *pos;
6925
6926         wpa_trace_fail_after = atoi(cmd);
6927         pos = os_strchr(cmd, ':');
6928         if (pos) {
6929                 pos++;
6930                 os_strlcpy(wpa_trace_fail_func, pos,
6931                            sizeof(wpa_trace_fail_func));
6932         } else {
6933                 wpa_trace_fail_after = 0;
6934         }
6935         return 0;
6936 #else /* WPA_TRACE_BFD */
6937         return -1;
6938 #endif /* WPA_TRACE_BFD */
6939 }
6940
6941
6942 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
6943                                     char *buf, size_t buflen)
6944 {
6945 #ifdef WPA_TRACE_BFD
6946         extern char wpa_trace_fail_func[256];
6947         extern unsigned int wpa_trace_fail_after;
6948
6949         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
6950                            wpa_trace_fail_func);
6951 #else /* WPA_TRACE_BFD */
6952         return -1;
6953 #endif /* WPA_TRACE_BFD */
6954 }
6955
6956 #endif /* CONFIG_TESTING_OPTIONS */
6957
6958
6959 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
6960 {
6961         unsigned int i;
6962         char buf[30];
6963
6964         wpa_printf(MSG_DEBUG, "Update vendor elements");
6965
6966         for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
6967                 if (wpa_s->vendor_elem[i]) {
6968                         int res;
6969
6970                         res = os_snprintf(buf, sizeof(buf), "frame[%u]", i);
6971                         if (!os_snprintf_error(sizeof(buf), res)) {
6972                                 wpa_hexdump_buf(MSG_DEBUG, buf,
6973                                                 wpa_s->vendor_elem[i]);
6974                         }
6975                 }
6976         }
6977
6978 #ifdef CONFIG_P2P
6979         if (wpa_s->parent == wpa_s &&
6980             wpa_s->global->p2p &&
6981             !wpa_s->global->p2p_disabled)
6982                 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
6983 #endif /* CONFIG_P2P */
6984 }
6985
6986
6987 static struct wpa_supplicant *
6988 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
6989                             enum wpa_vendor_elem_frame frame)
6990 {
6991         switch (frame) {
6992 #ifdef CONFIG_P2P
6993         case VENDOR_ELEM_PROBE_REQ_P2P:
6994         case VENDOR_ELEM_PROBE_RESP_P2P:
6995         case VENDOR_ELEM_PROBE_RESP_P2P_GO:
6996         case VENDOR_ELEM_BEACON_P2P_GO:
6997         case VENDOR_ELEM_P2P_PD_REQ:
6998         case VENDOR_ELEM_P2P_PD_RESP:
6999         case VENDOR_ELEM_P2P_GO_NEG_REQ:
7000         case VENDOR_ELEM_P2P_GO_NEG_RESP:
7001         case VENDOR_ELEM_P2P_GO_NEG_CONF:
7002         case VENDOR_ELEM_P2P_INV_REQ:
7003         case VENDOR_ELEM_P2P_INV_RESP:
7004         case VENDOR_ELEM_P2P_ASSOC_REQ:
7005                 return wpa_s->parent;
7006 #endif /* CONFIG_P2P */
7007         default:
7008                 return wpa_s;
7009         }
7010 }
7011
7012
7013 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
7014 {
7015         char *pos = cmd;
7016         int frame;
7017         size_t len;
7018         struct wpabuf *buf;
7019         struct ieee802_11_elems elems;
7020
7021         frame = atoi(pos);
7022         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7023                 return -1;
7024         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7025
7026         pos = os_strchr(pos, ' ');
7027         if (pos == NULL)
7028                 return -1;
7029         pos++;
7030
7031         len = os_strlen(pos);
7032         if (len == 0)
7033                 return 0;
7034         if (len & 1)
7035                 return -1;
7036         len /= 2;
7037
7038         buf = wpabuf_alloc(len);
7039         if (buf == NULL)
7040                 return -1;
7041
7042         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
7043                 wpabuf_free(buf);
7044                 return -1;
7045         }
7046
7047         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
7048             ParseFailed) {
7049                 wpabuf_free(buf);
7050                 return -1;
7051         }
7052
7053         if (wpa_s->vendor_elem[frame] == NULL) {
7054                 wpa_s->vendor_elem[frame] = buf;
7055                 wpas_ctrl_vendor_elem_update(wpa_s);
7056                 return 0;
7057         }
7058
7059         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
7060                 wpabuf_free(buf);
7061                 return -1;
7062         }
7063
7064         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
7065         wpabuf_free(buf);
7066         wpas_ctrl_vendor_elem_update(wpa_s);
7067
7068         return 0;
7069 }
7070
7071
7072 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
7073                                      char *buf, size_t buflen)
7074 {
7075         int frame = atoi(cmd);
7076
7077         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7078                 return -1;
7079         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7080
7081         if (wpa_s->vendor_elem[frame] == NULL)
7082                 return 0;
7083
7084         return wpa_snprintf_hex(buf, buflen,
7085                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
7086                                 wpabuf_len(wpa_s->vendor_elem[frame]));
7087 }
7088
7089
7090 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
7091 {
7092         char *pos = cmd;
7093         int frame;
7094         size_t len;
7095         u8 *buf;
7096         struct ieee802_11_elems elems;
7097         u8 *ie, *end;
7098
7099         frame = atoi(pos);
7100         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7101                 return -1;
7102         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7103
7104         pos = os_strchr(pos, ' ');
7105         if (pos == NULL)
7106                 return -1;
7107         pos++;
7108
7109         if (*pos == '*') {
7110                 wpabuf_free(wpa_s->vendor_elem[frame]);
7111                 wpa_s->vendor_elem[frame] = NULL;
7112                 wpas_ctrl_vendor_elem_update(wpa_s);
7113                 return 0;
7114         }
7115
7116         if (wpa_s->vendor_elem[frame] == NULL)
7117                 return -1;
7118
7119         len = os_strlen(pos);
7120         if (len == 0)
7121                 return 0;
7122         if (len & 1)
7123                 return -1;
7124         len /= 2;
7125
7126         buf = os_malloc(len);
7127         if (buf == NULL)
7128                 return -1;
7129
7130         if (hexstr2bin(pos, buf, len) < 0) {
7131                 os_free(buf);
7132                 return -1;
7133         }
7134
7135         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
7136                 os_free(buf);
7137                 return -1;
7138         }
7139
7140         ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
7141         end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
7142
7143         for (; ie + 1 < end; ie += 2 + ie[1]) {
7144                 if (ie + len > end)
7145                         break;
7146                 if (os_memcmp(ie, buf, len) != 0)
7147                         continue;
7148
7149                 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
7150                         wpabuf_free(wpa_s->vendor_elem[frame]);
7151                         wpa_s->vendor_elem[frame] = NULL;
7152                 } else {
7153                         os_memmove(ie, ie + len,
7154                                    end - (ie + len));
7155                         wpa_s->vendor_elem[frame]->used -= len;
7156                 }
7157                 os_free(buf);
7158                 wpas_ctrl_vendor_elem_update(wpa_s);
7159                 return 0;
7160         }
7161
7162         os_free(buf);
7163
7164         return -1;
7165 }
7166
7167
7168 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
7169 {
7170         struct wpa_supplicant *wpa_s = ctx;
7171
7172         if (neighbor_rep) {
7173                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
7174                              "length=%u",
7175                              (unsigned int) wpabuf_len(neighbor_rep));
7176                 wpabuf_free(neighbor_rep);
7177         } else {
7178                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
7179         }
7180 }
7181
7182
7183 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
7184                                             char *cmd)
7185 {
7186         struct wpa_ssid ssid;
7187         struct wpa_ssid *ssid_p = NULL;
7188         int ret = 0;
7189
7190         if (os_strncmp(cmd, " ssid=", 6) == 0) {
7191                 ssid.ssid_len = os_strlen(cmd + 6);
7192                 if (ssid.ssid_len > 32)
7193                         return -1;
7194                 ssid.ssid = (u8 *) (cmd + 6);
7195                 ssid_p = &ssid;
7196         }
7197
7198         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
7199                                                  wpas_ctrl_neighbor_rep_cb,
7200                                                  wpa_s);
7201
7202         return ret;
7203 }
7204
7205
7206 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
7207 {
7208         eapol_sm_erp_flush(wpa_s->eapol);
7209         return 0;
7210 }
7211
7212
7213 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
7214                                          char *cmd)
7215 {
7216         char *token, *context = NULL;
7217         unsigned int enable = ~0, type = 0;
7218         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
7219         u8 *addr = NULL, *mask = NULL;
7220
7221         while ((token = str_token(cmd, " ", &context))) {
7222                 if (os_strcasecmp(token, "scan") == 0) {
7223                         type |= MAC_ADDR_RAND_SCAN;
7224                 } else if (os_strcasecmp(token, "sched") == 0) {
7225                         type |= MAC_ADDR_RAND_SCHED_SCAN;
7226                 } else if (os_strcasecmp(token, "pno") == 0) {
7227                         type |= MAC_ADDR_RAND_PNO;
7228                 } else if (os_strcasecmp(token, "all") == 0) {
7229                         type = wpa_s->mac_addr_rand_supported;
7230                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
7231                         enable = atoi(token + 7);
7232                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
7233                         addr = _addr;
7234                         if (hwaddr_aton(token + 5, addr)) {
7235                                 wpa_printf(MSG_INFO,
7236                                            "CTRL: Invalid MAC address: %s",
7237                                            token);
7238                                 return -1;
7239                         }
7240                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
7241                         mask = _mask;
7242                         if (hwaddr_aton(token + 5, mask)) {
7243                                 wpa_printf(MSG_INFO,
7244                                            "CTRL: Invalid MAC address mask: %s",
7245                                            token);
7246                                 return -1;
7247                         }
7248                 } else {
7249                         wpa_printf(MSG_INFO,
7250                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
7251                                    token);
7252                         return -1;
7253                 }
7254         }
7255
7256         if (!type) {
7257                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
7258                 return -1;
7259         }
7260
7261         if ((wpa_s->mac_addr_rand_supported & type) != type) {
7262                 wpa_printf(MSG_INFO,
7263                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
7264                            type, wpa_s->mac_addr_rand_supported);
7265                 return -1;
7266         }
7267
7268         if (enable > 1) {
7269                 wpa_printf(MSG_INFO,
7270                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
7271                 return -1;
7272         }
7273
7274         if (!enable) {
7275                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
7276                 if (wpa_s->pno) {
7277                         if (type & MAC_ADDR_RAND_PNO) {
7278                                 wpas_stop_pno(wpa_s);
7279                                 wpas_start_pno(wpa_s);
7280                         }
7281                 } else if (wpa_s->sched_scanning &&
7282                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
7283                         /* simulate timeout to restart the sched scan */
7284                         wpa_s->sched_scan_timed_out = 1;
7285                         wpa_s->prev_sched_ssid = NULL;
7286                         wpa_supplicant_cancel_sched_scan(wpa_s);
7287                 }
7288                 return 0;
7289         }
7290
7291         if ((addr && !mask) || (!addr && mask)) {
7292                 wpa_printf(MSG_INFO,
7293                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
7294                 return -1;
7295         }
7296
7297         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
7298                 wpa_printf(MSG_INFO,
7299                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
7300                 return -1;
7301         }
7302
7303         if (type & MAC_ADDR_RAND_SCAN) {
7304                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
7305                                             addr, mask);
7306         }
7307
7308         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
7309                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
7310                                             addr, mask);
7311
7312                 if (wpa_s->sched_scanning && !wpa_s->pno) {
7313                         /* simulate timeout to restart the sched scan */
7314                         wpa_s->sched_scan_timed_out = 1;
7315                         wpa_s->prev_sched_ssid = NULL;
7316                         wpa_supplicant_cancel_sched_scan(wpa_s);
7317                 }
7318         }
7319
7320         if (type & MAC_ADDR_RAND_PNO) {
7321                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
7322                                             addr, mask);
7323                 if (wpa_s->pno) {
7324                         wpas_stop_pno(wpa_s);
7325                         wpas_start_pno(wpa_s);
7326                 }
7327         }
7328
7329         return 0;
7330 }
7331
7332
7333 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
7334                                          char *buf, size_t *resp_len)
7335 {
7336         char *reply;
7337         const int reply_size = 4096;
7338         int reply_len;
7339
7340         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
7341             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7342                 if (wpa_debug_show_keys)
7343                         wpa_dbg(wpa_s, MSG_DEBUG,
7344                                 "Control interface command '%s'", buf);
7345                 else
7346                         wpa_dbg(wpa_s, MSG_DEBUG,
7347                                 "Control interface command '%s [REMOVED]'",
7348                                 os_strncmp(buf, WPA_CTRL_RSP,
7349                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
7350                                 WPA_CTRL_RSP : "SET_NETWORK");
7351         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
7352                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
7353                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
7354                                       (const u8 *) buf, os_strlen(buf));
7355         } else {
7356                 int level = MSG_DEBUG;
7357                 if (os_strcmp(buf, "PING") == 0)
7358                         level = MSG_EXCESSIVE;
7359                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
7360         }
7361
7362         reply = os_malloc(reply_size);
7363         if (reply == NULL) {
7364                 *resp_len = 1;
7365                 return NULL;
7366         }
7367
7368         os_memcpy(reply, "OK\n", 3);
7369         reply_len = 3;
7370
7371         if (os_strcmp(buf, "PING") == 0) {
7372                 os_memcpy(reply, "PONG\n", 5);
7373                 reply_len = 5;
7374         } else if (os_strcmp(buf, "IFNAME") == 0) {
7375                 reply_len = os_strlen(wpa_s->ifname);
7376                 os_memcpy(reply, wpa_s->ifname, reply_len);
7377         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
7378                 if (wpa_debug_reopen_file() < 0)
7379                         reply_len = -1;
7380         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
7381                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
7382         } else if (os_strcmp(buf, "MIB") == 0) {
7383                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
7384                 if (reply_len >= 0) {
7385                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
7386                                                       reply + reply_len,
7387                                                       reply_size - reply_len);
7388                 }
7389         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
7390                 reply_len = wpa_supplicant_ctrl_iface_status(
7391                         wpa_s, buf + 6, reply, reply_size);
7392         } else if (os_strcmp(buf, "PMKSA") == 0) {
7393                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
7394                                                     reply_size);
7395         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
7396                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7397         } else if (os_strncmp(buf, "SET ", 4) == 0) {
7398                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
7399                         reply_len = -1;
7400         } else if (os_strncmp(buf, "GET ", 4) == 0) {
7401                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
7402                                                           reply, reply_size);
7403         } else if (os_strcmp(buf, "LOGON") == 0) {
7404                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7405         } else if (os_strcmp(buf, "LOGOFF") == 0) {
7406                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
7407         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
7408                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7409                         reply_len = -1;
7410                 else
7411                         wpas_request_connection(wpa_s);
7412         } else if (os_strcmp(buf, "REATTACH") == 0) {
7413                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
7414                     !wpa_s->current_ssid)
7415                         reply_len = -1;
7416                 else {
7417                         wpa_s->reattach = 1;
7418                         wpas_request_connection(wpa_s);
7419                 }
7420         } else if (os_strcmp(buf, "RECONNECT") == 0) {
7421                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7422                         reply_len = -1;
7423                 else if (wpa_s->disconnected)
7424                         wpas_request_connection(wpa_s);
7425 #ifdef IEEE8021X_EAPOL
7426         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
7427                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
7428                         reply_len = -1;
7429 #endif /* IEEE8021X_EAPOL */
7430 #ifdef CONFIG_PEERKEY
7431         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
7432                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
7433                         reply_len = -1;
7434 #endif /* CONFIG_PEERKEY */
7435 #ifdef CONFIG_IEEE80211R
7436         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
7437                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
7438                         reply_len = -1;
7439 #endif /* CONFIG_IEEE80211R */
7440 #ifdef CONFIG_WPS
7441         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
7442                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
7443                 if (res == -2) {
7444                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7445                         reply_len = 17;
7446                 } else if (res)
7447                         reply_len = -1;
7448         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
7449                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
7450                 if (res == -2) {
7451                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7452                         reply_len = 17;
7453                 } else if (res)
7454                         reply_len = -1;
7455         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
7456                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
7457                                                               reply,
7458                                                               reply_size);
7459         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
7460                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
7461                         wpa_s, buf + 14, reply, reply_size);
7462         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
7463                 if (wpas_wps_cancel(wpa_s))
7464                         reply_len = -1;
7465 #ifdef CONFIG_WPS_NFC
7466         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
7467                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
7468                         reply_len = -1;
7469         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
7470                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
7471                         reply_len = -1;
7472         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
7473                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
7474                         wpa_s, buf + 21, reply, reply_size);
7475         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
7476                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
7477                         wpa_s, buf + 14, reply, reply_size);
7478         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
7479                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
7480                                                                buf + 17))
7481                         reply_len = -1;
7482         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
7483                 reply_len = wpas_ctrl_nfc_get_handover_req(
7484                         wpa_s, buf + 21, reply, reply_size);
7485         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
7486                 reply_len = wpas_ctrl_nfc_get_handover_sel(
7487                         wpa_s, buf + 21, reply, reply_size);
7488         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
7489                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
7490                         reply_len = -1;
7491 #endif /* CONFIG_WPS_NFC */
7492         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
7493                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
7494                         reply_len = -1;
7495 #ifdef CONFIG_AP
7496         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
7497                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
7498                         wpa_s, buf + 11, reply, reply_size);
7499 #endif /* CONFIG_AP */
7500 #ifdef CONFIG_WPS_ER
7501         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
7502                 if (wpas_wps_er_start(wpa_s, NULL))
7503                         reply_len = -1;
7504         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
7505                 if (wpas_wps_er_start(wpa_s, buf + 13))
7506                         reply_len = -1;
7507         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
7508                 wpas_wps_er_stop(wpa_s);
7509         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
7510                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
7511                         reply_len = -1;
7512         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
7513                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
7514                 if (ret == -2) {
7515                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7516                         reply_len = 17;
7517                 } else if (ret == -3) {
7518                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
7519                         reply_len = 18;
7520                 } else if (ret == -4) {
7521                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
7522                         reply_len = 20;
7523                 } else if (ret)
7524                         reply_len = -1;
7525         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
7526                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
7527                         reply_len = -1;
7528         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
7529                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
7530                                                                 buf + 18))
7531                         reply_len = -1;
7532         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
7533                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
7534                         reply_len = -1;
7535 #ifdef CONFIG_WPS_NFC
7536         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
7537                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
7538                         wpa_s, buf + 24, reply, reply_size);
7539 #endif /* CONFIG_WPS_NFC */
7540 #endif /* CONFIG_WPS_ER */
7541 #endif /* CONFIG_WPS */
7542 #ifdef CONFIG_IBSS_RSN
7543         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
7544                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
7545                         reply_len = -1;
7546 #endif /* CONFIG_IBSS_RSN */
7547 #ifdef CONFIG_MESH
7548         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
7549                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
7550                         wpa_s, buf + 19, reply, reply_size);
7551         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
7552                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
7553                         wpa_s, "", reply, reply_size);
7554         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
7555                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
7556                         reply_len = -1;
7557         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
7558                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
7559                                                                 buf + 18))
7560                         reply_len = -1;
7561 #endif /* CONFIG_MESH */
7562 #ifdef CONFIG_P2P
7563         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
7564                 if (p2p_ctrl_find(wpa_s, buf + 9))
7565                         reply_len = -1;
7566         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
7567                 if (p2p_ctrl_find(wpa_s, ""))
7568                         reply_len = -1;
7569         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
7570                 wpas_p2p_stop_find(wpa_s);
7571         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
7572                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
7573                                              reply_size);
7574         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
7575                 if (p2p_ctrl_listen(wpa_s, buf + 11))
7576                         reply_len = -1;
7577         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
7578                 if (p2p_ctrl_listen(wpa_s, ""))
7579                         reply_len = -1;
7580         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
7581                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
7582                         reply_len = -1;
7583         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
7584                 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
7585                         reply_len = -1;
7586         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
7587                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
7588                         reply_len = -1;
7589         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
7590                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
7591                         reply_len = -1;
7592         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
7593                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
7594         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
7595                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
7596                                                    reply_size);
7597         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
7598                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
7599                         reply_len = -1;
7600         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
7601                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
7602                         reply_len = -1;
7603         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
7604                 wpas_p2p_sd_service_update(wpa_s);
7605         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
7606                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
7607                         reply_len = -1;
7608         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
7609                 wpas_p2p_service_flush(wpa_s);
7610         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
7611                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
7612                         reply_len = -1;
7613         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
7614                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
7615                         reply_len = -1;
7616         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
7617                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
7618                         reply_len = -1;
7619         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
7620                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
7621                         reply_len = -1;
7622         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
7623                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
7624                                               reply_size);
7625         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
7626                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
7627                         reply_len = -1;
7628         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
7629                 p2p_ctrl_flush(wpa_s);
7630         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
7631                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
7632                         reply_len = -1;
7633         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
7634                 if (wpas_p2p_cancel(wpa_s))
7635                         reply_len = -1;
7636         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
7637                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
7638                         reply_len = -1;
7639         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
7640                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
7641                         reply_len = -1;
7642         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
7643                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
7644                         reply_len = -1;
7645         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
7646                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
7647                         reply_len = -1;
7648         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
7649                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
7650                         reply_len = -1;
7651 #endif /* CONFIG_P2P */
7652 #ifdef CONFIG_WIFI_DISPLAY
7653         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
7654                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
7655                         reply_len = -1;
7656         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
7657                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
7658                                                      reply, reply_size);
7659 #endif /* CONFIG_WIFI_DISPLAY */
7660 #ifdef CONFIG_INTERWORKING
7661         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
7662                 if (interworking_fetch_anqp(wpa_s) < 0)
7663                         reply_len = -1;
7664         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
7665                 interworking_stop_fetch_anqp(wpa_s);
7666         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
7667                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
7668                         reply_len = -1;
7669         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
7670                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
7671                         reply_len = -1;
7672         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
7673                 if (ctrl_interworking_connect(wpa_s, buf + 21) < 0)
7674                         reply_len = -1;
7675         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
7676                 if (get_anqp(wpa_s, buf + 9) < 0)
7677                         reply_len = -1;
7678         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
7679                 if (gas_request(wpa_s, buf + 12) < 0)
7680                         reply_len = -1;
7681         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
7682                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
7683                                              reply_size);
7684 #endif /* CONFIG_INTERWORKING */
7685 #ifdef CONFIG_HS20
7686         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
7687                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
7688                         reply_len = -1;
7689         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
7690                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
7691                         reply_len = -1;
7692         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
7693                 if (hs20_icon_request(wpa_s, buf + 18) < 0)
7694                         reply_len = -1;
7695         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
7696                 if (hs20_fetch_osu(wpa_s) < 0)
7697                         reply_len = -1;
7698         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
7699                 hs20_cancel_fetch_osu(wpa_s);
7700 #endif /* CONFIG_HS20 */
7701         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
7702         {
7703                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
7704                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
7705                         reply_len = -1;
7706                 else {
7707                         /*
7708                          * Notify response from timeout to allow the control
7709                          * interface response to be sent first.
7710                          */
7711                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
7712                                                wpa_s, NULL);
7713                 }
7714         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
7715                 if (wpa_supplicant_reload_configuration(wpa_s))
7716                         reply_len = -1;
7717         } else if (os_strcmp(buf, "TERMINATE") == 0) {
7718                 wpa_supplicant_terminate_proc(wpa_s->global);
7719         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
7720                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
7721                         reply_len = -1;
7722         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
7723                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
7724                         wpa_s, buf + 9, reply, reply_size);
7725         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
7726                 reply_len = wpa_supplicant_ctrl_iface_log_level(
7727                         wpa_s, buf + 9, reply, reply_size);
7728         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
7729                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
7730                         wpa_s, buf + 14, reply, reply_size);
7731         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
7732                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
7733                         wpa_s, NULL, reply, reply_size);
7734         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
7735 #ifdef CONFIG_SME
7736                 wpa_s->sme.prev_bssid_set = 0;
7737 #endif /* CONFIG_SME */
7738                 wpa_s->reassociate = 0;
7739                 wpa_s->disconnected = 1;
7740                 wpa_supplicant_cancel_sched_scan(wpa_s);
7741                 wpa_supplicant_cancel_scan(wpa_s);
7742                 wpa_supplicant_deauthenticate(wpa_s,
7743                                               WLAN_REASON_DEAUTH_LEAVING);
7744         } else if (os_strcmp(buf, "SCAN") == 0) {
7745                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
7746         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
7747                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
7748         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
7749                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
7750                         wpa_s, reply, reply_size);
7751         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
7752                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
7753                         reply_len = -1;
7754         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
7755                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
7756                         reply_len = -1;
7757         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
7758                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
7759                         reply_len = -1;
7760         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
7761                 reply_len = wpa_supplicant_ctrl_iface_add_network(
7762                         wpa_s, reply, reply_size);
7763         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
7764                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
7765                         reply_len = -1;
7766         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7767                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
7768                         reply_len = -1;
7769         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
7770                 reply_len = wpa_supplicant_ctrl_iface_get_network(
7771                         wpa_s, buf + 12, reply, reply_size);
7772         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
7773                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
7774                         reply_len = -1;
7775         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
7776                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
7777                         wpa_s, reply, reply_size);
7778         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
7779                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
7780                         wpa_s, reply, reply_size);
7781         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
7782                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
7783                         reply_len = -1;
7784         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
7785                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
7786                         reply_len = -1;
7787         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
7788                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
7789                                                                reply,
7790                                                                reply_size);
7791 #ifndef CONFIG_NO_CONFIG_WRITE
7792         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
7793                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
7794                         reply_len = -1;
7795 #endif /* CONFIG_NO_CONFIG_WRITE */
7796         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
7797                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
7798                         wpa_s, buf + 15, reply, reply_size);
7799         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
7800                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
7801                         reply_len = -1;
7802         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
7803                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
7804                         reply_len = -1;
7805         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
7806                 reply_len = wpa_supplicant_global_iface_list(
7807                         wpa_s->global, reply, reply_size);
7808         } else if (os_strcmp(buf, "INTERFACES") == 0) {
7809                 reply_len = wpa_supplicant_global_iface_interfaces(
7810                         wpa_s->global, reply, reply_size);
7811         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
7812                 reply_len = wpa_supplicant_ctrl_iface_bss(
7813                         wpa_s, buf + 4, reply, reply_size);
7814 #ifdef CONFIG_AP
7815         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
7816                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
7817         } else if (os_strncmp(buf, "STA ", 4) == 0) {
7818                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
7819                                               reply_size);
7820         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
7821                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
7822                                                    reply_size);
7823         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
7824                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
7825                         reply_len = -1;
7826         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
7827                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
7828                         reply_len = -1;
7829         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
7830                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
7831                         reply_len = -1;
7832 #endif /* CONFIG_AP */
7833         } else if (os_strcmp(buf, "SUSPEND") == 0) {
7834                 wpas_notify_suspend(wpa_s->global);
7835         } else if (os_strcmp(buf, "RESUME") == 0) {
7836                 wpas_notify_resume(wpa_s->global);
7837 #ifdef CONFIG_TESTING_OPTIONS
7838         } else if (os_strcmp(buf, "DROP_SA") == 0) {
7839                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
7840 #endif /* CONFIG_TESTING_OPTIONS */
7841         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
7842                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
7843                         reply_len = -1;
7844         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
7845                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
7846         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
7847                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
7848                         reply_len = -1;
7849         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
7850                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
7851                                                                buf + 17))
7852                         reply_len = -1;
7853         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
7854                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
7855 #ifdef CONFIG_TDLS
7856         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
7857                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
7858                         reply_len = -1;
7859         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
7860                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
7861                         reply_len = -1;
7862         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
7863                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
7864                         reply_len = -1;
7865         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
7866                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
7867                                                                buf + 17))
7868                         reply_len = -1;
7869         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
7870                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
7871                                                                       buf + 24))
7872                         reply_len = -1;
7873 #endif /* CONFIG_TDLS */
7874         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
7875                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
7876         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
7877                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
7878                         reply_len = -1;
7879         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
7880                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
7881                         reply_len = -1;
7882         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
7883                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
7884                                                        reply_size);
7885         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
7886                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
7887                                                        reply_size);
7888 #ifdef CONFIG_AUTOSCAN
7889         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
7890                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
7891                         reply_len = -1;
7892 #endif /* CONFIG_AUTOSCAN */
7893 #ifdef ANDROID
7894         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
7895                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
7896                                                       reply_size);
7897 #endif /* ANDROID */
7898         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
7899                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
7900                                                       reply_size);
7901         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
7902                 pmksa_cache_clear_current(wpa_s->wpa);
7903                 eapol_sm_request_reauth(wpa_s->eapol);
7904 #ifdef CONFIG_WNM
7905         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
7906                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
7907                         reply_len = -1;
7908         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
7909                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
7910                                 reply_len = -1;
7911 #endif /* CONFIG_WNM */
7912         } else if (os_strcmp(buf, "FLUSH") == 0) {
7913                 wpa_supplicant_ctrl_iface_flush(wpa_s);
7914         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
7915                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
7916                                                  reply_size);
7917 #ifdef CONFIG_TESTING_OPTIONS
7918         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
7919                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
7920                         reply_len = -1;
7921         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
7922                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
7923         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
7924                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
7925                         reply_len = -1;
7926         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
7927                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
7928                         reply_len = -1;
7929         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
7930                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
7931                         reply_len = -1;
7932         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
7933                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
7934                         reply_len = -1;
7935         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
7936                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
7937                         reply_len = -1;
7938         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
7939                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
7940                         reply_len = -1;
7941         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
7942                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
7943 #endif /* CONFIG_TESTING_OPTIONS */
7944         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
7945                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
7946                         reply_len = -1;
7947         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
7948                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
7949                                                       reply_size);
7950         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
7951                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
7952                         reply_len = -1;
7953         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
7954                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
7955                         reply_len = -1;
7956         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
7957                 wpas_ctrl_iface_erp_flush(wpa_s);
7958         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
7959                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
7960                         reply_len = -1;
7961         } else {
7962                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
7963                 reply_len = 16;
7964         }
7965
7966         if (reply_len < 0) {
7967                 os_memcpy(reply, "FAIL\n", 5);
7968                 reply_len = 5;
7969         }
7970
7971         *resp_len = reply_len;
7972         return reply;
7973 }
7974
7975
7976 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
7977                                            char *cmd)
7978 {
7979         struct wpa_interface iface;
7980         char *pos;
7981
7982         /*
7983          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
7984          * TAB<bridge_ifname>
7985          */
7986         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
7987
7988         os_memset(&iface, 0, sizeof(iface));
7989
7990         do {
7991                 iface.ifname = pos = cmd;
7992                 pos = os_strchr(pos, '\t');
7993                 if (pos)
7994                         *pos++ = '\0';
7995                 if (iface.ifname[0] == '\0')
7996                         return -1;
7997                 if (pos == NULL)
7998                         break;
7999
8000                 iface.confname = pos;
8001                 pos = os_strchr(pos, '\t');
8002                 if (pos)
8003                         *pos++ = '\0';
8004                 if (iface.confname[0] == '\0')
8005                         iface.confname = NULL;
8006                 if (pos == NULL)
8007                         break;
8008
8009                 iface.driver = pos;
8010                 pos = os_strchr(pos, '\t');
8011                 if (pos)
8012                         *pos++ = '\0';
8013                 if (iface.driver[0] == '\0')
8014                         iface.driver = NULL;
8015                 if (pos == NULL)
8016                         break;
8017
8018                 iface.ctrl_interface = pos;
8019                 pos = os_strchr(pos, '\t');
8020                 if (pos)
8021                         *pos++ = '\0';
8022                 if (iface.ctrl_interface[0] == '\0')
8023                         iface.ctrl_interface = NULL;
8024                 if (pos == NULL)
8025                         break;
8026
8027                 iface.driver_param = pos;
8028                 pos = os_strchr(pos, '\t');
8029                 if (pos)
8030                         *pos++ = '\0';
8031                 if (iface.driver_param[0] == '\0')
8032                         iface.driver_param = NULL;
8033                 if (pos == NULL)
8034                         break;
8035
8036                 iface.bridge_ifname = pos;
8037                 pos = os_strchr(pos, '\t');
8038                 if (pos)
8039                         *pos++ = '\0';
8040                 if (iface.bridge_ifname[0] == '\0')
8041                         iface.bridge_ifname = NULL;
8042                 if (pos == NULL)
8043                         break;
8044         } while (0);
8045
8046         if (wpa_supplicant_get_iface(global, iface.ifname))
8047                 return -1;
8048
8049         return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
8050 }
8051
8052
8053 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
8054                                               char *cmd)
8055 {
8056         struct wpa_supplicant *wpa_s;
8057
8058         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
8059
8060         wpa_s = wpa_supplicant_get_iface(global, cmd);
8061         if (wpa_s == NULL)
8062                 return -1;
8063         return wpa_supplicant_remove_iface(global, wpa_s, 0);
8064 }
8065
8066
8067 static void wpa_free_iface_info(struct wpa_interface_info *iface)
8068 {
8069         struct wpa_interface_info *prev;
8070
8071         while (iface) {
8072                 prev = iface;
8073                 iface = iface->next;
8074
8075                 os_free(prev->ifname);
8076                 os_free(prev->desc);
8077                 os_free(prev);
8078         }
8079 }
8080
8081
8082 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
8083                                             char *buf, int len)
8084 {
8085         int i, res;
8086         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
8087         char *pos, *end;
8088
8089         for (i = 0; wpa_drivers[i]; i++) {
8090                 struct wpa_driver_ops *drv = wpa_drivers[i];
8091                 if (drv->get_interfaces == NULL)
8092                         continue;
8093                 tmp = drv->get_interfaces(global->drv_priv[i]);
8094                 if (tmp == NULL)
8095                         continue;
8096
8097                 if (last == NULL)
8098                         iface = last = tmp;
8099                 else
8100                         last->next = tmp;
8101                 while (last->next)
8102                         last = last->next;
8103         }
8104
8105         pos = buf;
8106         end = buf + len;
8107         for (tmp = iface; tmp; tmp = tmp->next) {
8108                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
8109                                   tmp->drv_name, tmp->ifname,
8110                                   tmp->desc ? tmp->desc : "");
8111                 if (os_snprintf_error(end - pos, res)) {
8112                         *pos = '\0';
8113                         break;
8114                 }
8115                 pos += res;
8116         }
8117
8118         wpa_free_iface_info(iface);
8119
8120         return pos - buf;
8121 }
8122
8123
8124 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
8125                                                   char *buf, int len)
8126 {
8127         int res;
8128         char *pos, *end;
8129         struct wpa_supplicant *wpa_s;
8130
8131         wpa_s = global->ifaces;
8132         pos = buf;
8133         end = buf + len;
8134
8135         while (wpa_s) {
8136                 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
8137                 if (os_snprintf_error(end - pos, res)) {
8138                         *pos = '\0';
8139                         break;
8140                 }
8141                 pos += res;
8142                 wpa_s = wpa_s->next;
8143         }
8144         return pos - buf;
8145 }
8146
8147
8148 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
8149                                             const char *ifname,
8150                                             char *cmd, size_t *resp_len)
8151 {
8152         struct wpa_supplicant *wpa_s;
8153
8154         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8155                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
8156                         break;
8157         }
8158
8159         if (wpa_s == NULL) {
8160                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
8161                 if (resp)
8162                         *resp_len = os_strlen(resp);
8163                 else
8164                         *resp_len = 1;
8165                 return resp;
8166         }
8167
8168         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
8169 }
8170
8171
8172 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
8173                                                char *buf, size_t *resp_len)
8174 {
8175 #ifdef CONFIG_P2P
8176         static const char * cmd[] = {
8177                 "LIST_NETWORKS",
8178                 "P2P_FIND",
8179                 "P2P_STOP_FIND",
8180                 "P2P_LISTEN",
8181                 "P2P_GROUP_ADD",
8182                 "P2P_GET_PASSPHRASE",
8183                 "P2P_SERVICE_UPDATE",
8184                 "P2P_SERVICE_FLUSH",
8185                 "P2P_FLUSH",
8186                 "P2P_CANCEL",
8187                 "P2P_PRESENCE_REQ",
8188                 "P2P_EXT_LISTEN",
8189                 NULL
8190         };
8191         static const char * prefix[] = {
8192 #ifdef ANDROID
8193                 "DRIVER ",
8194 #endif /* ANDROID */
8195                 "GET_NETWORK ",
8196                 "REMOVE_NETWORK ",
8197                 "P2P_FIND ",
8198                 "P2P_CONNECT ",
8199                 "P2P_LISTEN ",
8200                 "P2P_GROUP_REMOVE ",
8201                 "P2P_GROUP_ADD ",
8202                 "P2P_PROV_DISC ",
8203                 "P2P_SERV_DISC_REQ ",
8204                 "P2P_SERV_DISC_CANCEL_REQ ",
8205                 "P2P_SERV_DISC_RESP ",
8206                 "P2P_SERV_DISC_EXTERNAL ",
8207                 "P2P_SERVICE_ADD ",
8208                 "P2P_SERVICE_DEL ",
8209                 "P2P_REJECT ",
8210                 "P2P_INVITE ",
8211                 "P2P_PEER ",
8212                 "P2P_SET ",
8213                 "P2P_UNAUTHORIZE ",
8214                 "P2P_PRESENCE_REQ ",
8215                 "P2P_EXT_LISTEN ",
8216                 "P2P_REMOVE_CLIENT ",
8217                 "NFC_GET_HANDOVER_SEL ",
8218                 "NFC_GET_HANDOVER_REQ ",
8219                 "NFC_REPORT_HANDOVER ",
8220                 NULL
8221         };
8222         int found = 0;
8223         int i;
8224
8225         if (global->p2p_init_wpa_s == NULL)
8226                 return NULL;
8227
8228         for (i = 0; !found && cmd[i]; i++) {
8229                 if (os_strcmp(buf, cmd[i]) == 0)
8230                         found = 1;
8231         }
8232
8233         for (i = 0; !found && prefix[i]; i++) {
8234                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
8235                         found = 1;
8236         }
8237
8238         if (found)
8239                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8240                                                          buf, resp_len);
8241 #endif /* CONFIG_P2P */
8242         return NULL;
8243 }
8244
8245
8246 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
8247                                                char *buf, size_t *resp_len)
8248 {
8249 #ifdef CONFIG_WIFI_DISPLAY
8250         if (global->p2p_init_wpa_s == NULL)
8251                 return NULL;
8252         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
8253             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
8254                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8255                                                          buf, resp_len);
8256 #endif /* CONFIG_WIFI_DISPLAY */
8257         return NULL;
8258 }
8259
8260
8261 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
8262                                            char *buf, size_t *resp_len)
8263 {
8264         char *ret;
8265
8266         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
8267         if (ret)
8268                 return ret;
8269
8270         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
8271         if (ret)
8272                 return ret;
8273
8274         return NULL;
8275 }
8276
8277
8278 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
8279 {
8280         char *value;
8281
8282         value = os_strchr(cmd, ' ');
8283         if (value == NULL)
8284                 return -1;
8285         *value++ = '\0';
8286
8287         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
8288
8289 #ifdef CONFIG_WIFI_DISPLAY
8290         if (os_strcasecmp(cmd, "wifi_display") == 0) {
8291                 wifi_display_enable(global, !!atoi(value));
8292                 return 0;
8293         }
8294 #endif /* CONFIG_WIFI_DISPLAY */
8295
8296         /* Restore cmd to its original value to allow redirection */
8297         value[-1] = ' ';
8298
8299         return -1;
8300 }
8301
8302
8303 #ifndef CONFIG_NO_CONFIG_WRITE
8304 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
8305 {
8306         int ret = 0, saved = 0;
8307         struct wpa_supplicant *wpa_s;
8308
8309         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8310                 if (!wpa_s->conf->update_config) {
8311                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
8312                         continue;
8313                 }
8314
8315                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
8316                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
8317                         ret = 1;
8318                 } else {
8319                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
8320                         saved++;
8321                 }
8322         }
8323
8324         if (!saved && !ret) {
8325                 wpa_dbg(wpa_s, MSG_DEBUG,
8326                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
8327                 ret = 1;
8328         }
8329
8330         return ret;
8331 }
8332 #endif /* CONFIG_NO_CONFIG_WRITE */
8333
8334
8335 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
8336                                          char *buf, size_t buflen)
8337 {
8338         char *pos, *end;
8339         int ret;
8340         struct wpa_supplicant *wpa_s;
8341
8342         pos = buf;
8343         end = buf + buflen;
8344
8345 #ifdef CONFIG_P2P
8346         if (global->p2p && !global->p2p_disabled) {
8347                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
8348                                   "\n"
8349                                   "p2p_state=%s\n",
8350                                   MAC2STR(global->p2p_dev_addr),
8351                                   p2p_get_state_txt(global->p2p));
8352                 if (os_snprintf_error(end - pos, ret))
8353                         return pos - buf;
8354                 pos += ret;
8355         } else if (global->p2p) {
8356                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
8357                 if (os_snprintf_error(end - pos, ret))
8358                         return pos - buf;
8359                 pos += ret;
8360         }
8361 #endif /* CONFIG_P2P */
8362
8363 #ifdef CONFIG_WIFI_DISPLAY
8364         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
8365                           !!global->wifi_display);
8366         if (os_snprintf_error(end - pos, ret))
8367                 return pos - buf;
8368         pos += ret;
8369 #endif /* CONFIG_WIFI_DISPLAY */
8370
8371         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8372                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
8373                                   "address=" MACSTR "\n",
8374                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
8375                 if (os_snprintf_error(end - pos, ret))
8376                         return pos - buf;
8377                 pos += ret;
8378         }
8379
8380         return pos - buf;
8381 }
8382
8383
8384 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
8385                                                 char *buf, size_t *resp_len)
8386 {
8387         char *reply;
8388         const int reply_size = 2048;
8389         int reply_len;
8390         int level = MSG_DEBUG;
8391
8392         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
8393                 char *pos = os_strchr(buf + 7, ' ');
8394                 if (pos) {
8395                         *pos++ = '\0';
8396                         return wpas_global_ctrl_iface_ifname(global,
8397                                                              buf + 7, pos,
8398                                                              resp_len);
8399                 }
8400         }
8401
8402         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
8403         if (reply)
8404                 return reply;
8405
8406         if (os_strcmp(buf, "PING") == 0)
8407                 level = MSG_EXCESSIVE;
8408         wpa_hexdump_ascii(level, "RX global ctrl_iface",
8409                           (const u8 *) buf, os_strlen(buf));
8410
8411         reply = os_malloc(reply_size);
8412         if (reply == NULL) {
8413                 *resp_len = 1;
8414                 return NULL;
8415         }
8416
8417         os_memcpy(reply, "OK\n", 3);
8418         reply_len = 3;
8419
8420         if (os_strcmp(buf, "PING") == 0) {
8421                 os_memcpy(reply, "PONG\n", 5);
8422                 reply_len = 5;
8423         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
8424                 if (wpa_supplicant_global_iface_add(global, buf + 14))
8425                         reply_len = -1;
8426         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
8427                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
8428                         reply_len = -1;
8429         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8430                 reply_len = wpa_supplicant_global_iface_list(
8431                         global, reply, reply_size);
8432         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8433                 reply_len = wpa_supplicant_global_iface_interfaces(
8434                         global, reply, reply_size);
8435         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8436                 wpa_supplicant_terminate_proc(global);
8437         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8438                 wpas_notify_suspend(global);
8439         } else if (os_strcmp(buf, "RESUME") == 0) {
8440                 wpas_notify_resume(global);
8441         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8442                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
8443 #ifdef CONFIG_P2P
8444                         if (global->p2p_init_wpa_s) {
8445                                 os_free(reply);
8446                                 /* Check if P2P redirection would work for this
8447                                  * command. */
8448                                 return wpa_supplicant_ctrl_iface_process(
8449                                         global->p2p_init_wpa_s,
8450                                         buf, resp_len);
8451                         }
8452 #endif /* CONFIG_P2P */
8453                         reply_len = -1;
8454                 }
8455 #ifndef CONFIG_NO_CONFIG_WRITE
8456         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8457                 if (wpas_global_ctrl_iface_save_config(global))
8458                         reply_len = -1;
8459 #endif /* CONFIG_NO_CONFIG_WRITE */
8460         } else if (os_strcmp(buf, "STATUS") == 0) {
8461                 reply_len = wpas_global_ctrl_iface_status(global, reply,
8462                                                           reply_size);
8463 #ifdef CONFIG_MODULE_TESTS
8464         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
8465                 int wpas_module_tests(void);
8466                 if (wpas_module_tests() < 0)
8467                         reply_len = -1;
8468 #endif /* CONFIG_MODULE_TESTS */
8469         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8470                 if (wpa_debug_reopen_file() < 0)
8471                         reply_len = -1;
8472         } else {
8473                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8474                 reply_len = 16;
8475         }
8476
8477         if (reply_len < 0) {
8478                 os_memcpy(reply, "FAIL\n", 5);
8479                 reply_len = 5;
8480         }
8481
8482         *resp_len = reply_len;
8483         return reply;
8484 }