wpa_supplicant/ctrl_iface.c

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