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 "utils/module_tests.h"
  19 #include "common/version.h"
  20 #include "common/ieee802_11_defs.h"
  21 #include "common/ieee802_11_common.h"
  22 #include "common/wpa_ctrl.h"
  23 #include "crypto/tls.h"
  24 #include "ap/hostapd.h"
  25 #include "eap_peer/eap.h"
  26 #include "eapol_supp/eapol_supp_sm.h"
  27 #include "rsn_supp/wpa.h"
  28 #include "rsn_supp/preauth.h"
  29 #include "rsn_supp/pmksa_cache.h"
  30 #include "l2_packet/l2_packet.h"
  31 #include "wps/wps.h"
  32 #include "fst/fst.h"
  33 #include "fst/fst_ctrl_iface.h"
  34 #include "config.h"
  35 #include "wpa_supplicant_i.h"
  36 #include "driver_i.h"
  37 #include "wps_supplicant.h"
  38 #include "ibss_rsn.h"
  39 #include "ap.h"
  40 #include "p2p_supplicant.h"
  41 #include "p2p/p2p.h"
  42 #include "hs20_supplicant.h"
  43 #include "wifi_display.h"
  44 #include "notify.h"
  45 #include "bss.h"
  46 #include "scan.h"
  47 #include "ctrl_iface.h"
  48 #include "interworking.h"
  49 #include "blacklist.h"
  50 #include "autoscan.h"
  51 #include "wnm_sta.h"
  52 #include "offchannel.h"
  53 #include "drivers/driver.h"
  54 #include "mesh.h"
  55
  56 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  57                                             char *buf, int len);
  58 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  59                                                   const char *input,
  60                                                   char *buf, int len);
  61 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  62                                         char *val);
  63
  64 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  65 {
  66         char *pos;
  67         u8 addr[ETH_ALEN], *filter = NULL, *n;
  68         size_t count = 0;
  69
  70         pos = val;
  71         while (pos) {
  72                 if (*pos == '\0')
  73                         break;
  74                 if (hwaddr_aton(pos, addr)) {
  75                         os_free(filter);
  76                         return -1;
  77                 }
  78                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  79                 if (n == NULL) {
  80                         os_free(filter);
  81                         return -1;
  82                 }
  83                 filter = n;
  84                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  85                 count++;
  86
  87                 pos = os_strchr(pos, ' ');
  88                 if (pos)
  89                         pos++;
  90         }
  91
  92         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  93         os_free(wpa_s->bssid_filter);
  94         wpa_s->bssid_filter = filter;
  95         wpa_s->bssid_filter_count = count;
  96
  97         return 0;
  98 }
  99
 100
 101 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
 102 {
 103         char *pos;
 104         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 105         struct wpa_ssid_value *ssid = NULL, *ns;
 106         size_t count = 0, ssid_count = 0;
 107         struct wpa_ssid *c;
 108
 109         /*
 110          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 111          * SSID_SPEC ::= ssid <SSID_HEX>
 112          * BSSID_SPEC ::= bssid <BSSID_HEX>
 113          */
 114
 115         pos = val;
 116         while (pos) {
 117                 if (*pos == '\0')
 118                         break;
 119                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 120                         int res;
 121                         pos += 6;
 122                         res = hwaddr_aton2(pos, addr);
 123                         if (res < 0) {
 124                                 os_free(ssid);
 125                                 os_free(bssid);
 126                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 127                                            "BSSID value '%s'", pos);
 128                                 return -1;
 129                         }
 130                         pos += res;
 131                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 132                         if (n == NULL) {
 133                                 os_free(ssid);
 134                                 os_free(bssid);
 135                                 return -1;
 136                         }
 137                         bssid = n;
 138                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 139                         count++;
 140                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 141                         char *end;
 142                         pos += 5;
 143
 144                         end = pos;
 145                         while (*end) {
 146                                 if (*end == '\0' || *end == ' ')
 147                                         break;
 148                                 end++;
 149                         }
 150
 151                         ns = os_realloc_array(ssid, ssid_count + 1,
 152                                               sizeof(struct wpa_ssid_value));
 153                         if (ns == NULL) {
 154                                 os_free(ssid);
 155                                 os_free(bssid);
 156                                 return -1;
 157                         }
 158                         ssid = ns;
 159
 160                         if ((end - pos) & 0x01 ||
 161                             end - pos > 2 * SSID_MAX_LEN ||
 162                             hexstr2bin(pos, ssid[ssid_count].ssid,
 163                                        (end - pos) / 2) < 0) {
 164                                 os_free(ssid);
 165                                 os_free(bssid);
 166                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 167                                            "SSID value '%s'", pos);
 168                                 return -1;
 169                         }
 170                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 171                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 172                                           ssid[ssid_count].ssid,
 173                                           ssid[ssid_count].ssid_len);
 174                         ssid_count++;
 175                         pos = end;
 176                 } else {
 177                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 178                                    "'%s'", pos);
 179                         os_free(ssid);
 180                         os_free(bssid);
 181                         return -1;
 182                 }
 183
 184                 pos = os_strchr(pos, ' ');
 185                 if (pos)
 186                         pos++;
 187         }
 188
 189         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 190         os_free(wpa_s->disallow_aps_bssid);
 191         wpa_s->disallow_aps_bssid = bssid;
 192         wpa_s->disallow_aps_bssid_count = count;
 193
 194         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 195         os_free(wpa_s->disallow_aps_ssid);
 196         wpa_s->disallow_aps_ssid = ssid;
 197         wpa_s->disallow_aps_ssid_count = ssid_count;
 198
 199         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 200                 return 0;
 201
 202         c = wpa_s->current_ssid;
 203         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 204                 return 0;
 205
 206         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 207             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 208                 return 0;
 209
 210         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 211                    "because current AP was marked disallowed");
 212
 213 #ifdef CONFIG_SME
 214         wpa_s->sme.prev_bssid_set = 0;
 215 #endif /* CONFIG_SME */
 216         wpa_s->reassociate = 1;
 217         wpa_s->own_disconnect_req = 1;
 218         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 219         wpa_supplicant_req_scan(wpa_s, 0, 0);
 220
 221         return 0;
 222 }
 223
 224
 225 #ifndef CONFIG_NO_CONFIG_BLOBS
 226 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 227 {
 228         char *name = pos;
 229         struct wpa_config_blob *blob;
 230         size_t len;
 231
 232         pos = os_strchr(pos, ' ');
 233         if (pos == NULL)
 234                 return -1;
 235         *pos++ = '\0';
 236         len = os_strlen(pos);
 237         if (len & 1)
 238                 return -1;
 239
 240         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 241         blob = os_zalloc(sizeof(*blob));
 242         if (blob == NULL)
 243                 return -1;
 244         blob->name = os_strdup(name);
 245         blob->data = os_malloc(len / 2);
 246         if (blob->name == NULL || blob->data == NULL) {
 247                 wpa_config_free_blob(blob);
 248                 return -1;
 249         }
 250
 251         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 252                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 253                 wpa_config_free_blob(blob);
 254                 return -1;
 255         }
 256         blob->len = len / 2;
 257
 258         wpa_config_set_blob(wpa_s->conf, blob);
 259
 260         return 0;
 261 }
 262 #endif /* CONFIG_NO_CONFIG_BLOBS */
 263
 264
 265 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 266 {
 267         char *params;
 268         char *pos;
 269         int *freqs = NULL;
 270         int ret;
 271
 272         if (atoi(cmd)) {
 273                 params = os_strchr(cmd, ' ');
 274                 os_free(wpa_s->manual_sched_scan_freqs);
 275                 if (params) {
 276                         params++;
 277                         pos = os_strstr(params, "freq=");
 278                         if (pos)
 279                                 freqs = freq_range_to_channel_list(wpa_s,
 280                                                                    pos + 5);
 281                 }
 282                 wpa_s->manual_sched_scan_freqs = freqs;
 283                 ret = wpas_start_pno(wpa_s);
 284         } else {
 285                 ret = wpas_stop_pno(wpa_s);
 286         }
 287         return ret;
 288 }
 289
 290
 291 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
 292 {
 293         union wpa_event_data event;
 294
 295         if (os_strcmp(band, "AUTO") == 0)
 296                 wpa_s->setband = WPA_SETBAND_AUTO;
 297         else if (os_strcmp(band, "5G") == 0)
 298                 wpa_s->setband = WPA_SETBAND_5G;
 299         else if (os_strcmp(band, "2G") == 0)
 300                 wpa_s->setband = WPA_SETBAND_2G;
 301         else
 302                 return -1;
 303
 304         if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
 305                 os_memset(&event, 0, sizeof(event));
 306                 event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
 307                 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
 308                 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
 309         }
 310
 311         return 0;
 312 }
 313
 314
 315 static int wpas_ctrl_iface_set_lci(struct wpa_supplicant *wpa_s,
 316                                    const char *cmd)
 317 {
 318         struct wpabuf *lci;
 319
 320         if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
 321                 wpabuf_free(wpa_s->lci);
 322                 wpa_s->lci = NULL;
 323                 return 0;
 324         }
 325
 326         lci = wpabuf_parse_bin(cmd);
 327         if (!lci)
 328                 return -1;
 329
 330         if (os_get_reltime(&wpa_s->lci_time)) {
 331                 wpabuf_free(lci);
 332                 return -1;
 333         }
 334
 335         wpabuf_free(wpa_s->lci);
 336         wpa_s->lci = lci;
 337
 338         return 0;
 339 }
 340
 341
 342 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 343                                          char *cmd)
 344 {
 345         char *value;
 346         int ret = 0;
 347
 348         value = os_strchr(cmd, ' ');
 349         if (value == NULL)
 350                 return -1;
 351         *value++ = '\0';
 352
 353         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 354         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 355                 eapol_sm_configure(wpa_s->eapol,
 356                                    atoi(value), -1, -1, -1);
 357         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 358                 eapol_sm_configure(wpa_s->eapol,
 359                                    -1, atoi(value), -1, -1);
 360         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 361                 eapol_sm_configure(wpa_s->eapol,
 362                                    -1, -1, atoi(value), -1);
 363         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 364                 eapol_sm_configure(wpa_s->eapol,
 365                                    -1, -1, -1, atoi(value));
 366         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 367                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 368                                      atoi(value)))
 369                         ret = -1;
 370         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 371                    0) {
 372                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 373                                      atoi(value)))
 374                         ret = -1;
 375         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 376                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 377                         ret = -1;
 378         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 379                 wpa_s->wps_fragment_size = atoi(value);
 380 #ifdef CONFIG_WPS_TESTING
 381         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 382                 long int val;
 383                 val = strtol(value, NULL, 0);
 384                 if (val < 0 || val > 0xff) {
 385                         ret = -1;
 386                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 387                                    "wps_version_number %ld", val);
 388                 } else {
 389                         wps_version_number = val;
 390                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 391                                    "version %u.%u",
 392                                    (wps_version_number & 0xf0) >> 4,
 393                                    wps_version_number & 0x0f);
 394                 }
 395         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 396                 wps_testing_dummy_cred = atoi(value);
 397                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 398                            wps_testing_dummy_cred);
 399         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 400                 wps_corrupt_pkhash = atoi(value);
 401                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 402                            wps_corrupt_pkhash);
 403         } else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
 404                 if (value[0] == '\0') {
 405                         wps_force_auth_types_in_use = 0;
 406                 } else {
 407                         wps_force_auth_types = strtol(value, NULL, 0);
 408                         wps_force_auth_types_in_use = 1;
 409                 }
 410         } else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
 411                 if (value[0] == '\0') {
 412                         wps_force_encr_types_in_use = 0;
 413                 } else {
 414                         wps_force_encr_types = strtol(value, NULL, 0);
 415                         wps_force_encr_types_in_use = 1;
 416                 }
 417 #endif /* CONFIG_WPS_TESTING */
 418         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 419                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 420                         ret = -1;
 421 #ifdef CONFIG_TDLS
 422 #ifdef CONFIG_TDLS_TESTING
 423         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 424                 tdls_testing = strtol(value, NULL, 0);
 425                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 426 #endif /* CONFIG_TDLS_TESTING */
 427         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 428                 int disabled = atoi(value);
 429                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 430                 if (disabled) {
 431                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 432                                 ret = -1;
 433                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 434                         ret = -1;
 435                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 436 #endif /* CONFIG_TDLS */
 437         } else if (os_strcasecmp(cmd, "pno") == 0) {
 438                 ret = wpas_ctrl_pno(wpa_s, value);
 439         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 440                 int disabled = atoi(value);
 441                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 442                         ret = -1;
 443                 else if (disabled)
 444                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 445         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 446                 if (os_strcmp(value, "disable") == 0)
 447                         wpa_s->set_sta_uapsd = 0;
 448                 else {
 449                         int be, bk, vi, vo;
 450                         char *pos;
 451                         /* format: BE,BK,VI,VO;max SP Length */
 452                         be = atoi(value);
 453                         pos = os_strchr(value, ',');
 454                         if (pos == NULL)
 455                                 return -1;
 456                         pos++;
 457                         bk = atoi(pos);
 458                         pos = os_strchr(pos, ',');
 459                         if (pos == NULL)
 460                                 return -1;
 461                         pos++;
 462                         vi = atoi(pos);
 463                         pos = os_strchr(pos, ',');
 464                         if (pos == NULL)
 465                                 return -1;
 466                         pos++;
 467                         vo = atoi(pos);
 468                         /* ignore max SP Length for now */
 469
 470                         wpa_s->set_sta_uapsd = 1;
 471                         wpa_s->sta_uapsd = 0;
 472                         if (be)
 473                                 wpa_s->sta_uapsd |= BIT(0);
 474                         if (bk)
 475                                 wpa_s->sta_uapsd |= BIT(1);
 476                         if (vi)
 477                                 wpa_s->sta_uapsd |= BIT(2);
 478                         if (vo)
 479                                 wpa_s->sta_uapsd |= BIT(3);
 480                 }
 481         } else if (os_strcasecmp(cmd, "ps") == 0) {
 482                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 483 #ifdef CONFIG_WIFI_DISPLAY
 484         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 485                 int enabled = !!atoi(value);
 486                 if (enabled && !wpa_s->global->p2p)
 487                         ret = -1;
 488                 else
 489                         wifi_display_enable(wpa_s->global, enabled);
 490 #endif /* CONFIG_WIFI_DISPLAY */
 491         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 492                 ret = set_bssid_filter(wpa_s, value);
 493         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 494                 ret = set_disallow_aps(wpa_s, value);
 495         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 496                 wpa_s->no_keep_alive = !!atoi(value);
 497 #ifdef CONFIG_TESTING_OPTIONS
 498         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 499                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 500         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 501                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 502 #ifdef CONFIG_AP
 503                 if (wpa_s->ap_iface) {
 504                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 505                                 wpa_s->ext_eapol_frame_io;
 506                 }
 507 #endif /* CONFIG_AP */
 508         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 509                 wpa_s->extra_roc_dur = atoi(value);
 510         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 511                 wpa_s->test_failure = atoi(value);
 512         } else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
 513                 wpa_s->p2p_go_csa_on_inv = !!atoi(value);
 514 #endif /* CONFIG_TESTING_OPTIONS */
 515 #ifndef CONFIG_NO_CONFIG_BLOBS
 516         } else if (os_strcmp(cmd, "blob") == 0) {
 517                 ret = wpas_ctrl_set_blob(wpa_s, value);
 518 #endif /* CONFIG_NO_CONFIG_BLOBS */
 519         } else if (os_strcasecmp(cmd, "setband") == 0) {
 520                 ret = wpas_ctrl_set_band(wpa_s, value);
 521 #ifdef CONFIG_MBO
 522         } else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
 523                 ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
 524         } else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
 525                 wpas_mbo_update_cell_capa(wpa_s, atoi(value));
 526 #endif /* CONFIG_MBO */
 527         } else if (os_strcasecmp(cmd, "lci") == 0) {
 528                 ret = wpas_ctrl_iface_set_lci(wpa_s, value);
 529         } else {
 530                 value[-1] = '=';
 531                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 532                 if (ret == 0)
 533                         wpa_supplicant_update_config(wpa_s);
 534         }
 535
 536         return ret;
 537 }
 538
 539
 540 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 541                                          char *cmd, char *buf, size_t buflen)
 542 {
 543         int res = -1;
 544
 545         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 546
 547         if (os_strcmp(cmd, "version") == 0) {
 548                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 549         } else if (os_strcasecmp(cmd, "country") == 0) {
 550                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 551                         res = os_snprintf(buf, buflen, "%c%c",
 552                                           wpa_s->conf->country[0],
 553                                           wpa_s->conf->country[1]);
 554 #ifdef CONFIG_WIFI_DISPLAY
 555         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 556                 int enabled;
 557                 if (wpa_s->global->p2p == NULL ||
 558                     wpa_s->global->p2p_disabled)
 559                         enabled = 0;
 560                 else
 561                         enabled = wpa_s->global->wifi_display;
 562                 res = os_snprintf(buf, buflen, "%d", enabled);
 563 #endif /* CONFIG_WIFI_DISPLAY */
 564 #ifdef CONFIG_TESTING_GET_GTK
 565         } else if (os_strcmp(cmd, "gtk") == 0) {
 566                 if (wpa_s->last_gtk_len == 0)
 567                         return -1;
 568                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 569                                        wpa_s->last_gtk_len);
 570                 return res;
 571 #endif /* CONFIG_TESTING_GET_GTK */
 572         } else if (os_strcmp(cmd, "tls_library") == 0) {
 573                 res = tls_get_library_version(buf, buflen);
 574         } else {
 575                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 576         }
 577
 578         if (os_snprintf_error(buflen, res))
 579                 return -1;
 580         return res;
 581 }
 582
 583
 584 #ifdef IEEE8021X_EAPOL
 585 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 586                                              char *addr)
 587 {
 588         u8 bssid[ETH_ALEN];
 589         struct wpa_ssid *ssid = wpa_s->current_ssid;
 590
 591         if (hwaddr_aton(addr, bssid)) {
 592                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 593                            "'%s'", addr);
 594                 return -1;
 595         }
 596
 597         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 598         rsn_preauth_deinit(wpa_s->wpa);
 599         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 600                 return -1;
 601
 602         return 0;
 603 }
 604 #endif /* IEEE8021X_EAPOL */
 605
 606
 607 #ifdef CONFIG_PEERKEY
 608 /* MLME-STKSTART.request(peer) */
 609 static int wpa_supplicant_ctrl_iface_stkstart(
 610         struct wpa_supplicant *wpa_s, char *addr)
 611 {
 612         u8 peer[ETH_ALEN];
 613
 614         if (hwaddr_aton(addr, peer)) {
 615                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 616                            "address '%s'", addr);
 617                 return -1;
 618         }
 619
 620         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 621                    MAC2STR(peer));
 622
 623         return wpa_sm_stkstart(wpa_s->wpa, peer);
 624 }
 625 #endif /* CONFIG_PEERKEY */
 626
 627
 628 #ifdef CONFIG_TDLS
 629
 630 static int wpa_supplicant_ctrl_iface_tdls_discover(
 631         struct wpa_supplicant *wpa_s, char *addr)
 632 {
 633         u8 peer[ETH_ALEN];
 634         int ret;
 635
 636         if (hwaddr_aton(addr, peer)) {
 637                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 638                            "address '%s'", addr);
 639                 return -1;
 640         }
 641
 642         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 643                    MAC2STR(peer));
 644
 645         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 646                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 647         else
 648                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 649
 650         return ret;
 651 }
 652
 653
 654 static int wpa_supplicant_ctrl_iface_tdls_setup(
 655         struct wpa_supplicant *wpa_s, char *addr)
 656 {
 657         u8 peer[ETH_ALEN];
 658         int ret;
 659
 660         if (hwaddr_aton(addr, peer)) {
 661                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 662                            "address '%s'", addr);
 663                 return -1;
 664         }
 665
 666         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 667                    MAC2STR(peer));
 668
 669         if ((wpa_s->conf->tdls_external_control) &&
 670             wpa_tdls_is_external_setup(wpa_s->wpa))
 671                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 672
 673         wpa_tdls_remove(wpa_s->wpa, peer);
 674
 675         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 676                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 677         else
 678                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 679
 680         return ret;
 681 }
 682
 683
 684 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 685         struct wpa_supplicant *wpa_s, char *addr)
 686 {
 687         u8 peer[ETH_ALEN];
 688         int ret;
 689
 690         if (os_strcmp(addr, "*") == 0) {
 691                 /* remove everyone */
 692                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 693                 wpa_tdls_teardown_peers(wpa_s->wpa);
 694                 return 0;
 695         }
 696
 697         if (hwaddr_aton(addr, peer)) {
 698                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 699                            "address '%s'", addr);
 700                 return -1;
 701         }
 702
 703         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 704                    MAC2STR(peer));
 705
 706         if ((wpa_s->conf->tdls_external_control) &&
 707             wpa_tdls_is_external_setup(wpa_s->wpa))
 708                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 709
 710         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 711                 ret = wpa_tdls_teardown_link(
 712                         wpa_s->wpa, peer,
 713                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 714         else
 715                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 716
 717         return ret;
 718 }
 719
 720
 721 static int ctrl_iface_get_capability_tdls(
 722         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 723 {
 724         int ret;
 725
 726         ret = os_snprintf(buf, buflen, "%s\n",
 727                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 728                           (wpa_s->drv_flags &
 729                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 730                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 731         if (os_snprintf_error(buflen, ret))
 732                 return -1;
 733         return ret;
 734 }
 735
 736
 737 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 738         struct wpa_supplicant *wpa_s, char *cmd)
 739 {
 740         u8 peer[ETH_ALEN];
 741         struct hostapd_freq_params freq_params;
 742         u8 oper_class;
 743         char *pos, *end;
 744
 745         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 746                 wpa_printf(MSG_INFO,
 747                            "tdls_chanswitch: Only supported with external setup");
 748                 return -1;
 749         }
 750
 751         os_memset(&freq_params, 0, sizeof(freq_params));
 752
 753         pos = os_strchr(cmd, ' ');
 754         if (pos == NULL)
 755                 return -1;
 756         *pos++ = '\0';
 757
 758         oper_class = strtol(pos, &end, 10);
 759         if (pos == end) {
 760                 wpa_printf(MSG_INFO,
 761                            "tdls_chanswitch: Invalid op class provided");
 762                 return -1;
 763         }
 764
 765         pos = end;
 766         freq_params.freq = atoi(pos);
 767         if (freq_params.freq == 0) {
 768                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 769                 return -1;
 770         }
 771
 772 #define SET_FREQ_SETTING(str) \
 773         do { \
 774                 const char *pos2 = os_strstr(pos, " " #str "="); \
 775                 if (pos2) { \
 776                         pos2 += sizeof(" " #str "=") - 1; \
 777                         freq_params.str = atoi(pos2); \
 778                 } \
 779         } while (0)
 780
 781         SET_FREQ_SETTING(center_freq1);
 782         SET_FREQ_SETTING(center_freq2);
 783         SET_FREQ_SETTING(bandwidth);
 784         SET_FREQ_SETTING(sec_channel_offset);
 785 #undef SET_FREQ_SETTING
 786
 787         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 788         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 789
 790         if (hwaddr_aton(cmd, peer)) {
 791                 wpa_printf(MSG_DEBUG,
 792                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 793                            cmd);
 794                 return -1;
 795         }
 796
 797         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 798                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 799                    MAC2STR(peer), oper_class, freq_params.freq,
 800                    freq_params.center_freq1, freq_params.center_freq2,
 801                    freq_params.bandwidth, freq_params.sec_channel_offset,
 802                    freq_params.ht_enabled ? " HT" : "",
 803                    freq_params.vht_enabled ? " VHT" : "");
 804
 805         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 806                                            &freq_params);
 807 }
 808
 809
 810 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 811         struct wpa_supplicant *wpa_s, char *cmd)
 812 {
 813         u8 peer[ETH_ALEN];
 814
 815         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 816                 wpa_printf(MSG_INFO,
 817                            "tdls_chanswitch: Only supported with external setup");
 818                 return -1;
 819         }
 820
 821         if (hwaddr_aton(cmd, peer)) {
 822                 wpa_printf(MSG_DEBUG,
 823                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 824                            cmd);
 825                 return -1;
 826         }
 827
 828         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 829                    MAC2STR(peer));
 830
 831         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 832 }
 833
 834
 835 static int wpa_supplicant_ctrl_iface_tdls_link_status(
 836         struct wpa_supplicant *wpa_s, const char *addr,
 837         char *buf, size_t buflen)
 838 {
 839         u8 peer[ETH_ALEN];
 840         const char *tdls_status;
 841         int ret;
 842
 843         if (hwaddr_aton(addr, peer)) {
 844                 wpa_printf(MSG_DEBUG,
 845                            "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
 846                            addr);
 847                 return -1;
 848         }
 849         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
 850                    MAC2STR(peer));
 851
 852         tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
 853         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
 854         ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
 855         if (os_snprintf_error(buflen, ret))
 856                 return -1;
 857
 858         return ret;
 859 }
 860
 861 #endif /* CONFIG_TDLS */
 862
 863
 864 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 865 {
 866         char *token, *context = NULL;
 867         struct wmm_ac_ts_setup_params params = {
 868                 .tsid = 0xff,
 869                 .direction = 0xff,
 870         };
 871
 872         while ((token = str_token(cmd, " ", &context))) {
 873                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 874                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 875                     sscanf(token, "nominal_msdu_size=%i",
 876                            &params.nominal_msdu_size) == 1 ||
 877                     sscanf(token, "mean_data_rate=%i",
 878                            &params.mean_data_rate) == 1 ||
 879                     sscanf(token, "min_phy_rate=%i",
 880                            &params.minimum_phy_rate) == 1 ||
 881                     sscanf(token, "sba=%i",
 882                            &params.surplus_bandwidth_allowance) == 1)
 883                         continue;
 884
 885                 if (os_strcasecmp(token, "downlink") == 0) {
 886                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 887                 } else if (os_strcasecmp(token, "uplink") == 0) {
 888                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 889                 } else if (os_strcasecmp(token, "bidi") == 0) {
 890                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 891                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 892                         params.fixed_nominal_msdu = 1;
 893                 } else {
 894                         wpa_printf(MSG_DEBUG,
 895                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 896                                    token);
 897                         return -1;
 898                 }
 899
 900         }
 901
 902         return wpas_wmm_ac_addts(wpa_s, &params);
 903 }
 904
 905
 906 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 907 {
 908         u8 tsid = atoi(cmd);
 909
 910         return wpas_wmm_ac_delts(wpa_s, tsid);
 911 }
 912
 913
 914 #ifdef CONFIG_IEEE80211R
 915 static int wpa_supplicant_ctrl_iface_ft_ds(
 916         struct wpa_supplicant *wpa_s, char *addr)
 917 {
 918         u8 target_ap[ETH_ALEN];
 919         struct wpa_bss *bss;
 920         const u8 *mdie;
 921
 922         if (hwaddr_aton(addr, target_ap)) {
 923                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 924                            "address '%s'", addr);
 925                 return -1;
 926         }
 927
 928         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 929
 930         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 931         if (bss)
 932                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 933         else
 934                 mdie = NULL;
 935
 936         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 937 }
 938 #endif /* CONFIG_IEEE80211R */
 939
 940
 941 #ifdef CONFIG_WPS
 942 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 943                                              char *cmd)
 944 {
 945         u8 bssid[ETH_ALEN], *_bssid = bssid;
 946 #ifdef CONFIG_P2P
 947         u8 p2p_dev_addr[ETH_ALEN];
 948 #endif /* CONFIG_P2P */
 949 #ifdef CONFIG_AP
 950         u8 *_p2p_dev_addr = NULL;
 951 #endif /* CONFIG_AP */
 952
 953         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 954                 _bssid = NULL;
 955 #ifdef CONFIG_P2P
 956         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 957                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 958                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 959                                    "P2P Device Address '%s'",
 960                                    cmd + 13);
 961                         return -1;
 962                 }
 963                 _p2p_dev_addr = p2p_dev_addr;
 964 #endif /* CONFIG_P2P */
 965         } else if (hwaddr_aton(cmd, bssid)) {
 966                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 967                            cmd);
 968                 return -1;
 969         }
 970
 971 #ifdef CONFIG_AP
 972         if (wpa_s->ap_iface)
 973                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 974 #endif /* CONFIG_AP */
 975
 976         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 977 }
 978
 979
 980 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 981                                              char *cmd, char *buf,
 982                                              size_t buflen)
 983 {
 984         u8 bssid[ETH_ALEN], *_bssid = bssid;
 985         char *pin;
 986         int ret;
 987
 988         pin = os_strchr(cmd, ' ');
 989         if (pin)
 990                 *pin++ = '\0';
 991
 992         if (os_strcmp(cmd, "any") == 0)
 993                 _bssid = NULL;
 994         else if (os_strcmp(cmd, "get") == 0) {
 995                 if (wps_generate_pin((unsigned int *) &ret) < 0)
 996                         return -1;
 997                 goto done;
 998         } else if (hwaddr_aton(cmd, bssid)) {
 999                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
1000                            cmd);
1001                 return -1;
1002         }
1003
1004 #ifdef CONFIG_AP
1005         if (wpa_s->ap_iface) {
1006                 int timeout = 0;
1007                 char *pos;
1008
1009                 if (pin) {
1010                         pos = os_strchr(pin, ' ');
1011                         if (pos) {
1012                                 *pos++ = '\0';
1013                                 timeout = atoi(pos);
1014                         }
1015                 }
1016
1017                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
1018                                                  buf, buflen, timeout);
1019         }
1020 #endif /* CONFIG_AP */
1021
1022         if (pin) {
1023                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
1024                                          DEV_PW_DEFAULT);
1025                 if (ret < 0)
1026                         return -1;
1027                 ret = os_snprintf(buf, buflen, "%s", pin);
1028                 if (os_snprintf_error(buflen, ret))
1029                         return -1;
1030                 return ret;
1031         }
1032
1033         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1034         if (ret < 0)
1035                 return -1;
1036
1037 done:
1038         /* Return the generated PIN */
1039         ret = os_snprintf(buf, buflen, "%08d", ret);
1040         if (os_snprintf_error(buflen, ret))
1041                 return -1;
1042         return ret;
1043 }
1044
1045
1046 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1047         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1048 {
1049         char pin[9];
1050         size_t len;
1051         char *pos;
1052         int ret;
1053
1054         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1055                               (u8 *) cmd, os_strlen(cmd));
1056         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1057                 if (*pos < '0' || *pos > '9')
1058                         continue;
1059                 pin[len++] = *pos;
1060                 if (len == 9) {
1061                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1062                         return -1;
1063                 }
1064         }
1065         if (len != 4 && len != 8) {
1066                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1067                 return -1;
1068         }
1069         pin[len] = '\0';
1070
1071         if (len == 8) {
1072                 unsigned int pin_val;
1073                 pin_val = atoi(pin);
1074                 if (!wps_pin_valid(pin_val)) {
1075                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1076                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1077                         if (os_snprintf_error(buflen, ret))
1078                                 return -1;
1079                         return ret;
1080                 }
1081         }
1082
1083         ret = os_snprintf(buf, buflen, "%s", pin);
1084         if (os_snprintf_error(buflen, ret))
1085                 return -1;
1086
1087         return ret;
1088 }
1089
1090
1091 #ifdef CONFIG_WPS_NFC
1092
1093 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1094                                              char *cmd)
1095 {
1096         u8 bssid[ETH_ALEN], *_bssid = bssid;
1097
1098         if (cmd == NULL || cmd[0] == '\0')
1099                 _bssid = NULL;
1100         else if (hwaddr_aton(cmd, bssid))
1101                 return -1;
1102
1103         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1104                                   0, 0);
1105 }
1106
1107
1108 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1109         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1110 {
1111         int ndef;
1112         struct wpabuf *buf;
1113         int res;
1114         char *pos;
1115
1116         pos = os_strchr(cmd, ' ');
1117         if (pos)
1118                 *pos++ = '\0';
1119         if (os_strcmp(cmd, "WPS") == 0)
1120                 ndef = 0;
1121         else if (os_strcmp(cmd, "NDEF") == 0)
1122                 ndef = 1;
1123         else
1124                 return -1;
1125
1126         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1127         if (buf == NULL)
1128                 return -1;
1129
1130         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1131                                          wpabuf_len(buf));
1132         reply[res++] = '\n';
1133         reply[res] = '\0';
1134
1135         wpabuf_free(buf);
1136
1137         return res;
1138 }
1139
1140
1141 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1142         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1143 {
1144         int ndef;
1145         struct wpabuf *buf;
1146         int res;
1147
1148         if (os_strcmp(cmd, "WPS") == 0)
1149                 ndef = 0;
1150         else if (os_strcmp(cmd, "NDEF") == 0)
1151                 ndef = 1;
1152         else
1153                 return -1;
1154
1155         buf = wpas_wps_nfc_token(wpa_s, ndef);
1156         if (buf == NULL)
1157                 return -1;
1158
1159         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1160                                          wpabuf_len(buf));
1161         reply[res++] = '\n';
1162         reply[res] = '\0';
1163
1164         wpabuf_free(buf);
1165
1166         return res;
1167 }
1168
1169
1170 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1171         struct wpa_supplicant *wpa_s, char *pos)
1172 {
1173         size_t len;
1174         struct wpabuf *buf;
1175         int ret;
1176         char *freq;
1177         int forced_freq = 0;
1178
1179         freq = strstr(pos, " freq=");
1180         if (freq) {
1181                 *freq = '\0';
1182                 freq += 6;
1183                 forced_freq = atoi(freq);
1184         }
1185
1186         len = os_strlen(pos);
1187         if (len & 0x01)
1188                 return -1;
1189         len /= 2;
1190
1191         buf = wpabuf_alloc(len);
1192         if (buf == NULL)
1193                 return -1;
1194         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1195                 wpabuf_free(buf);
1196                 return -1;
1197         }
1198
1199         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1200         wpabuf_free(buf);
1201
1202         return ret;
1203 }
1204
1205
1206 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1207                                               char *reply, size_t max_len,
1208                                               int ndef)
1209 {
1210         struct wpabuf *buf;
1211         int res;
1212
1213         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1214         if (buf == NULL)
1215                 return -1;
1216
1217         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1218                                          wpabuf_len(buf));
1219         reply[res++] = '\n';
1220         reply[res] = '\0';
1221
1222         wpabuf_free(buf);
1223
1224         return res;
1225 }
1226
1227
1228 #ifdef CONFIG_P2P
1229 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1230                                               char *reply, size_t max_len,
1231                                               int ndef)
1232 {
1233         struct wpabuf *buf;
1234         int res;
1235
1236         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1237         if (buf == NULL) {
1238                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1239                 return -1;
1240         }
1241
1242         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1243                                          wpabuf_len(buf));
1244         reply[res++] = '\n';
1245         reply[res] = '\0';
1246
1247         wpabuf_free(buf);
1248
1249         return res;
1250 }
1251 #endif /* CONFIG_P2P */
1252
1253
1254 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1255                                           char *cmd, char *reply,
1256                                           size_t max_len)
1257 {
1258         char *pos;
1259         int ndef;
1260
1261         pos = os_strchr(cmd, ' ');
1262         if (pos == NULL)
1263                 return -1;
1264         *pos++ = '\0';
1265
1266         if (os_strcmp(cmd, "WPS") == 0)
1267                 ndef = 0;
1268         else if (os_strcmp(cmd, "NDEF") == 0)
1269                 ndef = 1;
1270         else
1271                 return -1;
1272
1273         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1274                 if (!ndef)
1275                         return -1;
1276                 return wpas_ctrl_nfc_get_handover_req_wps(
1277                         wpa_s, reply, max_len, ndef);
1278         }
1279
1280 #ifdef CONFIG_P2P
1281         if (os_strcmp(pos, "P2P-CR") == 0) {
1282                 return wpas_ctrl_nfc_get_handover_req_p2p(
1283                         wpa_s, reply, max_len, ndef);
1284         }
1285 #endif /* CONFIG_P2P */
1286
1287         return -1;
1288 }
1289
1290
1291 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1292                                               char *reply, size_t max_len,
1293                                               int ndef, int cr, char *uuid)
1294 {
1295         struct wpabuf *buf;
1296         int res;
1297
1298         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1299         if (buf == NULL)
1300                 return -1;
1301
1302         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1303                                          wpabuf_len(buf));
1304         reply[res++] = '\n';
1305         reply[res] = '\0';
1306
1307         wpabuf_free(buf);
1308
1309         return res;
1310 }
1311
1312
1313 #ifdef CONFIG_P2P
1314 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1315                                               char *reply, size_t max_len,
1316                                               int ndef, int tag)
1317 {
1318         struct wpabuf *buf;
1319         int res;
1320
1321         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1322         if (buf == NULL)
1323                 return -1;
1324
1325         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1326                                          wpabuf_len(buf));
1327         reply[res++] = '\n';
1328         reply[res] = '\0';
1329
1330         wpabuf_free(buf);
1331
1332         return res;
1333 }
1334 #endif /* CONFIG_P2P */
1335
1336
1337 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1338                                           char *cmd, char *reply,
1339                                           size_t max_len)
1340 {
1341         char *pos, *pos2;
1342         int ndef;
1343
1344         pos = os_strchr(cmd, ' ');
1345         if (pos == NULL)
1346                 return -1;
1347         *pos++ = '\0';
1348
1349         if (os_strcmp(cmd, "WPS") == 0)
1350                 ndef = 0;
1351         else if (os_strcmp(cmd, "NDEF") == 0)
1352                 ndef = 1;
1353         else
1354                 return -1;
1355
1356         pos2 = os_strchr(pos, ' ');
1357         if (pos2)
1358                 *pos2++ = '\0';
1359         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1360                 if (!ndef)
1361                         return -1;
1362                 return wpas_ctrl_nfc_get_handover_sel_wps(
1363                         wpa_s, reply, max_len, ndef,
1364                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1365         }
1366
1367 #ifdef CONFIG_P2P
1368         if (os_strcmp(pos, "P2P-CR") == 0) {
1369                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1370                         wpa_s, reply, max_len, ndef, 0);
1371         }
1372
1373         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1374                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1375                         wpa_s, reply, max_len, ndef, 1);
1376         }
1377 #endif /* CONFIG_P2P */
1378
1379         return -1;
1380 }
1381
1382
1383 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1384                                          char *cmd)
1385 {
1386         size_t len;
1387         struct wpabuf *req, *sel;
1388         int ret;
1389         char *pos, *role, *type, *pos2;
1390 #ifdef CONFIG_P2P
1391         char *freq;
1392         int forced_freq = 0;
1393
1394         freq = strstr(cmd, " freq=");
1395         if (freq) {
1396                 *freq = '\0';
1397                 freq += 6;
1398                 forced_freq = atoi(freq);
1399         }
1400 #endif /* CONFIG_P2P */
1401
1402         role = cmd;
1403         pos = os_strchr(role, ' ');
1404         if (pos == NULL) {
1405                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1406                 return -1;
1407         }
1408         *pos++ = '\0';
1409
1410         type = pos;
1411         pos = os_strchr(type, ' ');
1412         if (pos == NULL) {
1413                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1414                 return -1;
1415         }
1416         *pos++ = '\0';
1417
1418         pos2 = os_strchr(pos, ' ');
1419         if (pos2 == NULL) {
1420                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1421                 return -1;
1422         }
1423         *pos2++ = '\0';
1424
1425         len = os_strlen(pos);
1426         if (len & 0x01) {
1427                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1428                 return -1;
1429         }
1430         len /= 2;
1431
1432         req = wpabuf_alloc(len);
1433         if (req == NULL) {
1434                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1435                 return -1;
1436         }
1437         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1438                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1439                 wpabuf_free(req);
1440                 return -1;
1441         }
1442
1443         len = os_strlen(pos2);
1444         if (len & 0x01) {
1445                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1446                 wpabuf_free(req);
1447                 return -1;
1448         }
1449         len /= 2;
1450
1451         sel = wpabuf_alloc(len);
1452         if (sel == NULL) {
1453                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1454                 wpabuf_free(req);
1455                 return -1;
1456         }
1457         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1458                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1459                 wpabuf_free(req);
1460                 wpabuf_free(sel);
1461                 return -1;
1462         }
1463
1464         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1465                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1466
1467         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1468                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1469 #ifdef CONFIG_AP
1470         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1471         {
1472                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1473                 if (ret < 0)
1474                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1475 #endif /* CONFIG_AP */
1476 #ifdef CONFIG_P2P
1477         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1478         {
1479                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1480         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1481         {
1482                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1483                                                    forced_freq);
1484 #endif /* CONFIG_P2P */
1485         } else {
1486                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1487                            "reported: role=%s type=%s", role, type);
1488                 ret = -1;
1489         }
1490         wpabuf_free(req);
1491         wpabuf_free(sel);
1492
1493         if (ret)
1494                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1495
1496         return ret;
1497 }
1498
1499 #endif /* CONFIG_WPS_NFC */
1500
1501
1502 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1503                                              char *cmd)
1504 {
1505         u8 bssid[ETH_ALEN];
1506         char *pin;
1507         char *new_ssid;
1508         char *new_auth;
1509         char *new_encr;
1510         char *new_key;
1511         struct wps_new_ap_settings ap;
1512
1513         pin = os_strchr(cmd, ' ');
1514         if (pin == NULL)
1515                 return -1;
1516         *pin++ = '\0';
1517
1518         if (hwaddr_aton(cmd, bssid)) {
1519                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1520                            cmd);
1521                 return -1;
1522         }
1523
1524         new_ssid = os_strchr(pin, ' ');
1525         if (new_ssid == NULL)
1526                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1527         *new_ssid++ = '\0';
1528
1529         new_auth = os_strchr(new_ssid, ' ');
1530         if (new_auth == NULL)
1531                 return -1;
1532         *new_auth++ = '\0';
1533
1534         new_encr = os_strchr(new_auth, ' ');
1535         if (new_encr == NULL)
1536                 return -1;
1537         *new_encr++ = '\0';
1538
1539         new_key = os_strchr(new_encr, ' ');
1540         if (new_key == NULL)
1541                 return -1;
1542         *new_key++ = '\0';
1543
1544         os_memset(&ap, 0, sizeof(ap));
1545         ap.ssid_hex = new_ssid;
1546         ap.auth = new_auth;
1547         ap.encr = new_encr;
1548         ap.key_hex = new_key;
1549         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1550 }
1551
1552
1553 #ifdef CONFIG_AP
1554 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1555                                                 char *cmd, char *buf,
1556                                                 size_t buflen)
1557 {
1558         int timeout = 300;
1559         char *pos;
1560         const char *pin_txt;
1561
1562         if (!wpa_s->ap_iface)
1563                 return -1;
1564
1565         pos = os_strchr(cmd, ' ');
1566         if (pos)
1567                 *pos++ = '\0';
1568
1569         if (os_strcmp(cmd, "disable") == 0) {
1570                 wpas_wps_ap_pin_disable(wpa_s);
1571                 return os_snprintf(buf, buflen, "OK\n");
1572         }
1573
1574         if (os_strcmp(cmd, "random") == 0) {
1575                 if (pos)
1576                         timeout = atoi(pos);
1577                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1578                 if (pin_txt == NULL)
1579                         return -1;
1580                 return os_snprintf(buf, buflen, "%s", pin_txt);
1581         }
1582
1583         if (os_strcmp(cmd, "get") == 0) {
1584                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1585                 if (pin_txt == NULL)
1586                         return -1;
1587                 return os_snprintf(buf, buflen, "%s", pin_txt);
1588         }
1589
1590         if (os_strcmp(cmd, "set") == 0) {
1591                 char *pin;
1592                 if (pos == NULL)
1593                         return -1;
1594                 pin = pos;
1595                 pos = os_strchr(pos, ' ');
1596                 if (pos) {
1597                         *pos++ = '\0';
1598                         timeout = atoi(pos);
1599                 }
1600                 if (os_strlen(pin) > buflen)
1601                         return -1;
1602                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1603                         return -1;
1604                 return os_snprintf(buf, buflen, "%s", pin);
1605         }
1606
1607         return -1;
1608 }
1609 #endif /* CONFIG_AP */
1610
1611
1612 #ifdef CONFIG_WPS_ER
1613 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1614                                                 char *cmd)
1615 {
1616         char *uuid = cmd, *pin, *pos;
1617         u8 addr_buf[ETH_ALEN], *addr = NULL;
1618         pin = os_strchr(uuid, ' ');
1619         if (pin == NULL)
1620                 return -1;
1621         *pin++ = '\0';
1622         pos = os_strchr(pin, ' ');
1623         if (pos) {
1624                 *pos++ = '\0';
1625                 if (hwaddr_aton(pos, addr_buf) == 0)
1626                         addr = addr_buf;
1627         }
1628         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1629 }
1630
1631
1632 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1633                                                   char *cmd)
1634 {
1635         char *uuid = cmd, *pin;
1636         pin = os_strchr(uuid, ' ');
1637         if (pin == NULL)
1638                 return -1;
1639         *pin++ = '\0';
1640         return wpas_wps_er_learn(wpa_s, uuid, pin);
1641 }
1642
1643
1644 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1645         struct wpa_supplicant *wpa_s, char *cmd)
1646 {
1647         char *uuid = cmd, *id;
1648         id = os_strchr(uuid, ' ');
1649         if (id == NULL)
1650                 return -1;
1651         *id++ = '\0';
1652         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1653 }
1654
1655
1656 static int wpa_supplicant_ctrl_iface_wps_er_config(
1657         struct wpa_supplicant *wpa_s, char *cmd)
1658 {
1659         char *pin;
1660         char *new_ssid;
1661         char *new_auth;
1662         char *new_encr;
1663         char *new_key;
1664         struct wps_new_ap_settings ap;
1665
1666         pin = os_strchr(cmd, ' ');
1667         if (pin == NULL)
1668                 return -1;
1669         *pin++ = '\0';
1670
1671         new_ssid = os_strchr(pin, ' ');
1672         if (new_ssid == NULL)
1673                 return -1;
1674         *new_ssid++ = '\0';
1675
1676         new_auth = os_strchr(new_ssid, ' ');
1677         if (new_auth == NULL)
1678                 return -1;
1679         *new_auth++ = '\0';
1680
1681         new_encr = os_strchr(new_auth, ' ');
1682         if (new_encr == NULL)
1683                 return -1;
1684         *new_encr++ = '\0';
1685
1686         new_key = os_strchr(new_encr, ' ');
1687         if (new_key == NULL)
1688                 return -1;
1689         *new_key++ = '\0';
1690
1691         os_memset(&ap, 0, sizeof(ap));
1692         ap.ssid_hex = new_ssid;
1693         ap.auth = new_auth;
1694         ap.encr = new_encr;
1695         ap.key_hex = new_key;
1696         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1697 }
1698
1699
1700 #ifdef CONFIG_WPS_NFC
1701 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1702         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1703 {
1704         int ndef;
1705         struct wpabuf *buf;
1706         int res;
1707         char *uuid;
1708
1709         uuid = os_strchr(cmd, ' ');
1710         if (uuid == NULL)
1711                 return -1;
1712         *uuid++ = '\0';
1713
1714         if (os_strcmp(cmd, "WPS") == 0)
1715                 ndef = 0;
1716         else if (os_strcmp(cmd, "NDEF") == 0)
1717                 ndef = 1;
1718         else
1719                 return -1;
1720
1721         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1722         if (buf == NULL)
1723                 return -1;
1724
1725         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1726                                          wpabuf_len(buf));
1727         reply[res++] = '\n';
1728         reply[res] = '\0';
1729
1730         wpabuf_free(buf);
1731
1732         return res;
1733 }
1734 #endif /* CONFIG_WPS_NFC */
1735 #endif /* CONFIG_WPS_ER */
1736
1737 #endif /* CONFIG_WPS */
1738
1739
1740 #ifdef CONFIG_IBSS_RSN
1741 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1742         struct wpa_supplicant *wpa_s, char *addr)
1743 {
1744         u8 peer[ETH_ALEN];
1745
1746         if (hwaddr_aton(addr, peer)) {
1747                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1748                            "address '%s'", addr);
1749                 return -1;
1750         }
1751
1752         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1753                    MAC2STR(peer));
1754
1755         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1756 }
1757 #endif /* CONFIG_IBSS_RSN */
1758
1759
1760 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1761                                               char *rsp)
1762 {
1763 #ifdef IEEE8021X_EAPOL
1764         char *pos, *id_pos;
1765         int id;
1766         struct wpa_ssid *ssid;
1767
1768         pos = os_strchr(rsp, '-');
1769         if (pos == NULL)
1770                 return -1;
1771         *pos++ = '\0';
1772         id_pos = pos;
1773         pos = os_strchr(pos, ':');
1774         if (pos == NULL)
1775                 return -1;
1776         *pos++ = '\0';
1777         id = atoi(id_pos);
1778         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1779         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1780                               (u8 *) pos, os_strlen(pos));
1781
1782         ssid = wpa_config_get_network(wpa_s->conf, id);
1783         if (ssid == NULL) {
1784                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1785                            "to update", id);
1786                 return -1;
1787         }
1788
1789         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1790                                                          pos);
1791 #else /* IEEE8021X_EAPOL */
1792         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1793         return -1;
1794 #endif /* IEEE8021X_EAPOL */
1795 }
1796
1797
1798 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1799                                             const char *params,
1800                                             char *buf, size_t buflen)
1801 {
1802         char *pos, *end, tmp[30];
1803         int res, verbose, wps, ret;
1804 #ifdef CONFIG_HS20
1805         const u8 *hs20;
1806 #endif /* CONFIG_HS20 */
1807         const u8 *sess_id;
1808         size_t sess_id_len;
1809
1810         if (os_strcmp(params, "-DRIVER") == 0)
1811                 return wpa_drv_status(wpa_s, buf, buflen);
1812         verbose = os_strcmp(params, "-VERBOSE") == 0;
1813         wps = os_strcmp(params, "-WPS") == 0;
1814         pos = buf;
1815         end = buf + buflen;
1816         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1817                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1818                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1819                                   MAC2STR(wpa_s->bssid));
1820                 if (os_snprintf_error(end - pos, ret))
1821                         return pos - buf;
1822                 pos += ret;
1823                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1824                                   wpa_s->assoc_freq);
1825                 if (os_snprintf_error(end - pos, ret))
1826                         return pos - buf;
1827                 pos += ret;
1828                 if (ssid) {
1829                         u8 *_ssid = ssid->ssid;
1830                         size_t ssid_len = ssid->ssid_len;
1831                         u8 ssid_buf[SSID_MAX_LEN];
1832                         if (ssid_len == 0) {
1833                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1834                                 if (_res < 0)
1835                                         ssid_len = 0;
1836                                 else
1837                                         ssid_len = _res;
1838                                 _ssid = ssid_buf;
1839                         }
1840                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1841                                           wpa_ssid_txt(_ssid, ssid_len),
1842                                           ssid->id);
1843                         if (os_snprintf_error(end - pos, ret))
1844                                 return pos - buf;
1845                         pos += ret;
1846
1847                         if (wps && ssid->passphrase &&
1848                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1849                             (ssid->mode == WPAS_MODE_AP ||
1850                              ssid->mode == WPAS_MODE_P2P_GO)) {
1851                                 ret = os_snprintf(pos, end - pos,
1852                                                   "passphrase=%s\n",
1853                                                   ssid->passphrase);
1854                                 if (os_snprintf_error(end - pos, ret))
1855                                         return pos - buf;
1856                                 pos += ret;
1857                         }
1858                         if (ssid->id_str) {
1859                                 ret = os_snprintf(pos, end - pos,
1860                                                   "id_str=%s\n",
1861                                                   ssid->id_str);
1862                                 if (os_snprintf_error(end - pos, ret))
1863                                         return pos - buf;
1864                                 pos += ret;
1865                         }
1866
1867                         switch (ssid->mode) {
1868                         case WPAS_MODE_INFRA:
1869                                 ret = os_snprintf(pos, end - pos,
1870                                                   "mode=station\n");
1871                                 break;
1872                         case WPAS_MODE_IBSS:
1873                                 ret = os_snprintf(pos, end - pos,
1874                                                   "mode=IBSS\n");
1875                                 break;
1876                         case WPAS_MODE_AP:
1877                                 ret = os_snprintf(pos, end - pos,
1878                                                   "mode=AP\n");
1879                                 break;
1880                         case WPAS_MODE_P2P_GO:
1881                                 ret = os_snprintf(pos, end - pos,
1882                                                   "mode=P2P GO\n");
1883                                 break;
1884                         case WPAS_MODE_P2P_GROUP_FORMATION:
1885                                 ret = os_snprintf(pos, end - pos,
1886                                                   "mode=P2P GO - group "
1887                                                   "formation\n");
1888                                 break;
1889                         default:
1890                                 ret = 0;
1891                                 break;
1892                         }
1893                         if (os_snprintf_error(end - pos, ret))
1894                                 return pos - buf;
1895                         pos += ret;
1896                 }
1897
1898 #ifdef CONFIG_AP
1899                 if (wpa_s->ap_iface) {
1900                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1901                                                             end - pos,
1902                                                             verbose);
1903                 } else
1904 #endif /* CONFIG_AP */
1905                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1906         }
1907 #ifdef CONFIG_SAE
1908         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1909 #ifdef CONFIG_AP
1910             !wpa_s->ap_iface &&
1911 #endif /* CONFIG_AP */
1912             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1913                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1914                                   wpa_s->sme.sae.group);
1915                 if (os_snprintf_error(end - pos, ret))
1916                         return pos - buf;
1917                 pos += ret;
1918         }
1919 #endif /* CONFIG_SAE */
1920         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1921                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1922         if (os_snprintf_error(end - pos, ret))
1923                 return pos - buf;
1924         pos += ret;
1925
1926         if (wpa_s->l2 &&
1927             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1928                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1929                 if (os_snprintf_error(end - pos, ret))
1930                         return pos - buf;
1931                 pos += ret;
1932         }
1933
1934 #ifdef CONFIG_P2P
1935         if (wpa_s->global->p2p) {
1936                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1937                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1938                 if (os_snprintf_error(end - pos, ret))
1939                         return pos - buf;
1940                 pos += ret;
1941         }
1942 #endif /* CONFIG_P2P */
1943
1944         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1945                           MAC2STR(wpa_s->own_addr));
1946         if (os_snprintf_error(end - pos, ret))
1947                 return pos - buf;
1948         pos += ret;
1949
1950 #ifdef CONFIG_HS20
1951         if (wpa_s->current_bss &&
1952             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1953                                           HS20_IE_VENDOR_TYPE)) &&
1954             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1955             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1956                 int release = 1;
1957                 if (hs20[1] >= 5) {
1958                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1959                         release = rel_num + 1;
1960                 }
1961                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1962                 if (os_snprintf_error(end - pos, ret))
1963                         return pos - buf;
1964                 pos += ret;
1965         }
1966
1967         if (wpa_s->current_ssid) {
1968                 struct wpa_cred *cred;
1969                 char *type;
1970
1971                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1972                         size_t i;
1973
1974                         if (wpa_s->current_ssid->parent_cred != cred)
1975                                 continue;
1976
1977                         if (cred->provisioning_sp) {
1978                                 ret = os_snprintf(pos, end - pos,
1979                                                   "provisioning_sp=%s\n",
1980                                                   cred->provisioning_sp);
1981                                 if (os_snprintf_error(end - pos, ret))
1982                                         return pos - buf;
1983                                 pos += ret;
1984                         }
1985
1986                         if (!cred->domain)
1987                                 goto no_domain;
1988
1989                         i = 0;
1990                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1991                                 struct wpabuf *names =
1992                                         wpa_s->current_bss->anqp->domain_name;
1993                                 for (i = 0; names && i < cred->num_domain; i++)
1994                                 {
1995                                         if (domain_name_list_contains(
1996                                                     names, cred->domain[i], 1))
1997                                                 break;
1998                                 }
1999                                 if (i == cred->num_domain)
2000                                         i = 0; /* show first entry by default */
2001                         }
2002                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
2003                                           cred->domain[i]);
2004                         if (os_snprintf_error(end - pos, ret))
2005                                 return pos - buf;
2006                         pos += ret;
2007
2008                 no_domain:
2009                         if (wpa_s->current_bss == NULL ||
2010                             wpa_s->current_bss->anqp == NULL)
2011                                 res = -1;
2012                         else
2013                                 res = interworking_home_sp_cred(
2014                                         wpa_s, cred,
2015                                         wpa_s->current_bss->anqp->domain_name);
2016                         if (res > 0)
2017                                 type = "home";
2018                         else if (res == 0)
2019                                 type = "roaming";
2020                         else
2021                                 type = "unknown";
2022
2023                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
2024                         if (os_snprintf_error(end - pos, ret))
2025                                 return pos - buf;
2026                         pos += ret;
2027
2028                         break;
2029                 }
2030         }
2031 #endif /* CONFIG_HS20 */
2032
2033         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2034             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2035                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2036                                           verbose);
2037                 if (res >= 0)
2038                         pos += res;
2039         }
2040
2041         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2042         if (sess_id) {
2043                 char *start = pos;
2044
2045                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2046                 if (os_snprintf_error(end - pos, ret))
2047                         return start - buf;
2048                 pos += ret;
2049                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2050                 if (ret <= 0)
2051                         return start - buf;
2052                 pos += ret;
2053                 ret = os_snprintf(pos, end - pos, "\n");
2054                 if (os_snprintf_error(end - pos, ret))
2055                         return start - buf;
2056                 pos += ret;
2057         }
2058
2059         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2060         if (res >= 0)
2061                 pos += res;
2062
2063 #ifdef CONFIG_WPS
2064         {
2065                 char uuid_str[100];
2066                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2067                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2068                 if (os_snprintf_error(end - pos, ret))
2069                         return pos - buf;
2070                 pos += ret;
2071         }
2072 #endif /* CONFIG_WPS */
2073
2074 #ifdef ANDROID
2075         /*
2076          * Allow using the STATUS command with default behavior, say for debug,
2077          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2078          * events with STATUS-NO_EVENTS.
2079          */
2080         if (os_strcmp(params, "-NO_EVENTS")) {
2081                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2082                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2083                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2084                              wpa_s->wpa_state,
2085                              MAC2STR(wpa_s->bssid),
2086                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2087                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
2088                                           wpa_s->current_ssid->ssid_len) : "");
2089                 if (wpa_s->wpa_state == WPA_COMPLETED) {
2090                         struct wpa_ssid *ssid = wpa_s->current_ssid;
2091                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2092                                      "- connection to " MACSTR
2093                                      " completed %s [id=%d id_str=%s]",
2094                                      MAC2STR(wpa_s->bssid), "(auth)",
2095                                      ssid ? ssid->id : -1,
2096                                      ssid && ssid->id_str ? ssid->id_str : "");
2097                 }
2098         }
2099 #endif /* ANDROID */
2100
2101         return pos - buf;
2102 }
2103
2104
2105 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2106                                            char *cmd)
2107 {
2108         char *pos;
2109         int id;
2110         struct wpa_ssid *ssid;
2111         u8 bssid[ETH_ALEN];
2112
2113         /* cmd: "<network id> <BSSID>" */
2114         pos = os_strchr(cmd, ' ');
2115         if (pos == NULL)
2116                 return -1;
2117         *pos++ = '\0';
2118         id = atoi(cmd);
2119         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2120         if (hwaddr_aton(pos, bssid)) {
2121                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2122                 return -1;
2123         }
2124
2125         ssid = wpa_config_get_network(wpa_s->conf, id);
2126         if (ssid == NULL) {
2127                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2128                            "to update", id);
2129                 return -1;
2130         }
2131
2132         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2133         ssid->bssid_set = !is_zero_ether_addr(bssid);
2134
2135         return 0;
2136 }
2137
2138
2139 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2140                                                char *cmd, char *buf,
2141                                                size_t buflen)
2142 {
2143         u8 bssid[ETH_ALEN];
2144         struct wpa_blacklist *e;
2145         char *pos, *end;
2146         int ret;
2147
2148         /* cmd: "BLACKLIST [<BSSID>]" */
2149         if (*cmd == '\0') {
2150                 pos = buf;
2151                 end = buf + buflen;
2152                 e = wpa_s->blacklist;
2153                 while (e) {
2154                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2155                                           MAC2STR(e->bssid));
2156                         if (os_snprintf_error(end - pos, ret))
2157                                 return pos - buf;
2158                         pos += ret;
2159                         e = e->next;
2160                 }
2161                 return pos - buf;
2162         }
2163
2164         cmd++;
2165         if (os_strncmp(cmd, "clear", 5) == 0) {
2166                 wpa_blacklist_clear(wpa_s);
2167                 os_memcpy(buf, "OK\n", 3);
2168                 return 3;
2169         }
2170
2171         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2172         if (hwaddr_aton(cmd, bssid)) {
2173                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2174                 return -1;
2175         }
2176
2177         /*
2178          * Add the BSSID twice, so its count will be 2, causing it to be
2179          * skipped when processing scan results.
2180          */
2181         ret = wpa_blacklist_add(wpa_s, bssid);
2182         if (ret < 0)
2183                 return -1;
2184         ret = wpa_blacklist_add(wpa_s, bssid);
2185         if (ret < 0)
2186                 return -1;
2187         os_memcpy(buf, "OK\n", 3);
2188         return 3;
2189 }
2190
2191
2192 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2193                                                char *cmd, char *buf,
2194                                                size_t buflen)
2195 {
2196         char *pos, *end, *stamp;
2197         int ret;
2198
2199         /* cmd: "LOG_LEVEL [<level>]" */
2200         if (*cmd == '\0') {
2201                 pos = buf;
2202                 end = buf + buflen;
2203                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2204                                   "Timestamp: %d\n",
2205                                   debug_level_str(wpa_debug_level),
2206                                   wpa_debug_timestamp);
2207                 if (os_snprintf_error(end - pos, ret))
2208                         ret = 0;
2209
2210                 return ret;
2211         }
2212
2213         while (*cmd == ' ')
2214                 cmd++;
2215
2216         stamp = os_strchr(cmd, ' ');
2217         if (stamp) {
2218                 *stamp++ = '\0';
2219                 while (*stamp == ' ') {
2220                         stamp++;
2221                 }
2222         }
2223
2224         if (os_strlen(cmd)) {
2225                 int level = str_to_debug_level(cmd);
2226                 if (level < 0)
2227                         return -1;
2228                 wpa_debug_level = level;
2229         }
2230
2231         if (stamp && os_strlen(stamp))
2232                 wpa_debug_timestamp = atoi(stamp);
2233
2234         os_memcpy(buf, "OK\n", 3);
2235         return 3;
2236 }
2237
2238
2239 static int wpa_supplicant_ctrl_iface_list_networks(
2240         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2241 {
2242         char *pos, *end, *prev;
2243         struct wpa_ssid *ssid;
2244         int ret;
2245
2246         pos = buf;
2247         end = buf + buflen;
2248         ret = os_snprintf(pos, end - pos,
2249                           "network id / ssid / bssid / flags\n");
2250         if (os_snprintf_error(end - pos, ret))
2251                 return pos - buf;
2252         pos += ret;
2253
2254         ssid = wpa_s->conf->ssid;
2255
2256         /* skip over ssids until we find next one */
2257         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2258                 int last_id = atoi(cmd + 8);
2259                 if (last_id != -1) {
2260                         while (ssid != NULL && ssid->id <= last_id) {
2261                                 ssid = ssid->next;
2262                         }
2263                 }
2264         }
2265
2266         while (ssid) {
2267                 prev = pos;
2268                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2269                                   ssid->id,
2270                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2271                 if (os_snprintf_error(end - pos, ret))
2272                         return prev - buf;
2273                 pos += ret;
2274                 if (ssid->bssid_set) {
2275                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2276                                           MAC2STR(ssid->bssid));
2277                 } else {
2278                         ret = os_snprintf(pos, end - pos, "\tany");
2279                 }
2280                 if (os_snprintf_error(end - pos, ret))
2281                         return prev - buf;
2282                 pos += ret;
2283                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2284                                   ssid == wpa_s->current_ssid ?
2285                                   "[CURRENT]" : "",
2286                                   ssid->disabled ? "[DISABLED]" : "",
2287                                   ssid->disabled_until.sec ?
2288                                   "[TEMP-DISABLED]" : "",
2289                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2290                                   "");
2291                 if (os_snprintf_error(end - pos, ret))
2292                         return prev - buf;
2293                 pos += ret;
2294                 ret = os_snprintf(pos, end - pos, "\n");
2295                 if (os_snprintf_error(end - pos, ret))
2296                         return prev - buf;
2297                 pos += ret;
2298
2299                 ssid = ssid->next;
2300         }
2301
2302         return pos - buf;
2303 }
2304
2305
2306 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2307 {
2308         int ret;
2309         ret = os_snprintf(pos, end - pos, "-");
2310         if (os_snprintf_error(end - pos, ret))
2311                 return pos;
2312         pos += ret;
2313         ret = wpa_write_ciphers(pos, end, cipher, "+");
2314         if (ret < 0)
2315                 return pos;
2316         pos += ret;
2317         return pos;
2318 }
2319
2320
2321 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2322                                     const u8 *ie, size_t ie_len)
2323 {
2324         struct wpa_ie_data data;
2325         char *start;
2326         int ret;
2327
2328         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2329         if (os_snprintf_error(end - pos, ret))
2330                 return pos;
2331         pos += ret;
2332
2333         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2334                 ret = os_snprintf(pos, end - pos, "?]");
2335                 if (os_snprintf_error(end - pos, ret))
2336                         return pos;
2337                 pos += ret;
2338                 return pos;
2339         }
2340
2341         start = pos;
2342         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2343                 ret = os_snprintf(pos, end - pos, "%sEAP",
2344                                   pos == start ? "" : "+");
2345                 if (os_snprintf_error(end - pos, ret))
2346                         return pos;
2347                 pos += ret;
2348         }
2349         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2350                 ret = os_snprintf(pos, end - pos, "%sPSK",
2351                                   pos == start ? "" : "+");
2352                 if (os_snprintf_error(end - pos, ret))
2353                         return pos;
2354                 pos += ret;
2355         }
2356         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2357                 ret = os_snprintf(pos, end - pos, "%sNone",
2358                                   pos == start ? "" : "+");
2359                 if (os_snprintf_error(end - pos, ret))
2360                         return pos;
2361                 pos += ret;
2362         }
2363         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2364                 ret = os_snprintf(pos, end - pos, "%sSAE",
2365                                   pos == start ? "" : "+");
2366                 if (os_snprintf_error(end - pos, ret))
2367                         return pos;
2368                 pos += ret;
2369         }
2370 #ifdef CONFIG_IEEE80211R
2371         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2372                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2373                                   pos == start ? "" : "+");
2374                 if (os_snprintf_error(end - pos, ret))
2375                         return pos;
2376                 pos += ret;
2377         }
2378         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2379                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2380                                   pos == start ? "" : "+");
2381                 if (os_snprintf_error(end - pos, ret))
2382                         return pos;
2383                 pos += ret;
2384         }
2385         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2386                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2387                                   pos == start ? "" : "+");
2388                 if (os_snprintf_error(end - pos, ret))
2389                         return pos;
2390                 pos += ret;
2391         }
2392 #endif /* CONFIG_IEEE80211R */
2393 #ifdef CONFIG_IEEE80211W
2394         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2395                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2396                                   pos == start ? "" : "+");
2397                 if (os_snprintf_error(end - pos, ret))
2398                         return pos;
2399                 pos += ret;
2400         }
2401         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2402                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2403                                   pos == start ? "" : "+");
2404                 if (os_snprintf_error(end - pos, ret))
2405                         return pos;
2406                 pos += ret;
2407         }
2408 #endif /* CONFIG_IEEE80211W */
2409
2410 #ifdef CONFIG_SUITEB
2411         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2412                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2413                                   pos == start ? "" : "+");
2414                 if (os_snprintf_error(end - pos, ret))
2415                         return pos;
2416                 pos += ret;
2417         }
2418 #endif /* CONFIG_SUITEB */
2419
2420 #ifdef CONFIG_SUITEB192
2421         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2422                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2423                                   pos == start ? "" : "+");
2424                 if (os_snprintf_error(end - pos, ret))
2425                         return pos;
2426                 pos += ret;
2427         }
2428 #endif /* CONFIG_SUITEB192 */
2429
2430         if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2431                 ret = os_snprintf(pos, end - pos, "%sOSEN",
2432                                   pos == start ? "" : "+");
2433                 if (os_snprintf_error(end - pos, ret))
2434                         return pos;
2435                 pos += ret;
2436         }
2437
2438         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2439
2440         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2441                 ret = os_snprintf(pos, end - pos, "-preauth");
2442                 if (os_snprintf_error(end - pos, ret))
2443                         return pos;
2444                 pos += ret;
2445         }
2446
2447         ret = os_snprintf(pos, end - pos, "]");
2448         if (os_snprintf_error(end - pos, ret))
2449                 return pos;
2450         pos += ret;
2451
2452         return pos;
2453 }
2454
2455
2456 #ifdef CONFIG_WPS
2457 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2458                                             char *pos, char *end,
2459                                             struct wpabuf *wps_ie)
2460 {
2461         int ret;
2462         const char *txt;
2463
2464         if (wps_ie == NULL)
2465                 return pos;
2466         if (wps_is_selected_pbc_registrar(wps_ie))
2467                 txt = "[WPS-PBC]";
2468         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2469                 txt = "[WPS-AUTH]";
2470         else if (wps_is_selected_pin_registrar(wps_ie))
2471                 txt = "[WPS-PIN]";
2472         else
2473                 txt = "[WPS]";
2474
2475         ret = os_snprintf(pos, end - pos, "%s", txt);
2476         if (!os_snprintf_error(end - pos, ret))
2477                 pos += ret;
2478         wpabuf_free(wps_ie);
2479         return pos;
2480 }
2481 #endif /* CONFIG_WPS */
2482
2483
2484 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2485                                         char *pos, char *end,
2486                                         const struct wpa_bss *bss)
2487 {
2488 #ifdef CONFIG_WPS
2489         struct wpabuf *wps_ie;
2490         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2491         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2492 #else /* CONFIG_WPS */
2493         return pos;
2494 #endif /* CONFIG_WPS */
2495 }
2496
2497
2498 /* Format one result on one text line into a buffer. */
2499 static int wpa_supplicant_ctrl_iface_scan_result(
2500         struct wpa_supplicant *wpa_s,
2501         const struct wpa_bss *bss, char *buf, size_t buflen)
2502 {
2503         char *pos, *end;
2504         int ret;
2505         const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2506
2507         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2508         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2509         if (!p2p)
2510                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2511         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2512             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2513             0)
2514                 return 0; /* Do not show P2P listen discovery results here */
2515
2516         pos = buf;
2517         end = buf + buflen;
2518
2519         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2520                           MAC2STR(bss->bssid), bss->freq, bss->level);
2521         if (os_snprintf_error(end - pos, ret))
2522                 return -1;
2523         pos += ret;
2524         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2525         if (ie)
2526                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2527         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2528         if (ie2) {
2529                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2530                                             ie2, 2 + ie2[1]);
2531         }
2532         osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2533         if (osen_ie)
2534                 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2535                                             osen_ie, 2 + osen_ie[1]);
2536         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2537         if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2538                 ret = os_snprintf(pos, end - pos, "[WEP]");
2539                 if (os_snprintf_error(end - pos, ret))
2540                         return -1;
2541                 pos += ret;
2542         }
2543         if (mesh) {
2544                 ret = os_snprintf(pos, end - pos, "[MESH]");
2545                 if (os_snprintf_error(end - pos, ret))
2546                         return -1;
2547                 pos += ret;
2548         }
2549         if (bss_is_dmg(bss)) {
2550                 const char *s;
2551                 ret = os_snprintf(pos, end - pos, "[DMG]");
2552                 if (os_snprintf_error(end - pos, ret))
2553                         return -1;
2554                 pos += ret;
2555                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2556                 case IEEE80211_CAP_DMG_IBSS:
2557                         s = "[IBSS]";
2558                         break;
2559                 case IEEE80211_CAP_DMG_AP:
2560                         s = "[ESS]";
2561                         break;
2562                 case IEEE80211_CAP_DMG_PBSS:
2563                         s = "[PBSS]";
2564                         break;
2565                 default:
2566                         s = "";
2567                         break;
2568                 }
2569                 ret = os_snprintf(pos, end - pos, "%s", s);
2570                 if (os_snprintf_error(end - pos, ret))
2571                         return -1;
2572                 pos += ret;
2573         } else {
2574                 if (bss->caps & IEEE80211_CAP_IBSS) {
2575                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2576                         if (os_snprintf_error(end - pos, ret))
2577                                 return -1;
2578                         pos += ret;
2579                 }
2580                 if (bss->caps & IEEE80211_CAP_ESS) {
2581                         ret = os_snprintf(pos, end - pos, "[ESS]");
2582                         if (os_snprintf_error(end - pos, ret))
2583                                 return -1;
2584                         pos += ret;
2585                 }
2586         }
2587         if (p2p) {
2588                 ret = os_snprintf(pos, end - pos, "[P2P]");
2589                 if (os_snprintf_error(end - pos, ret))
2590                         return -1;
2591                 pos += ret;
2592         }
2593 #ifdef CONFIG_HS20
2594         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2595                 ret = os_snprintf(pos, end - pos, "[HS20]");
2596                 if (os_snprintf_error(end - pos, ret))
2597                         return -1;
2598                 pos += ret;
2599         }
2600 #endif /* CONFIG_HS20 */
2601 #ifdef CONFIG_FST
2602         if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2603                 ret = os_snprintf(pos, end - pos, "[FST]");
2604                 if (os_snprintf_error(end - pos, ret))
2605                         return -1;
2606                 pos += ret;
2607         }
2608 #endif /* CONFIG_FST */
2609
2610         ret = os_snprintf(pos, end - pos, "\t%s",
2611                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2612         if (os_snprintf_error(end - pos, ret))
2613                 return -1;
2614         pos += ret;
2615
2616         ret = os_snprintf(pos, end - pos, "\n");
2617         if (os_snprintf_error(end - pos, ret))
2618                 return -1;
2619         pos += ret;
2620
2621         return pos - buf;
2622 }
2623
2624
2625 static int wpa_supplicant_ctrl_iface_scan_results(
2626         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2627 {
2628         char *pos, *end;
2629         struct wpa_bss *bss;
2630         int ret;
2631
2632         pos = buf;
2633         end = buf + buflen;
2634         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2635                           "flags / ssid\n");
2636         if (os_snprintf_error(end - pos, ret))
2637                 return pos - buf;
2638         pos += ret;
2639
2640         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2641                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2642                                                             end - pos);
2643                 if (ret < 0 || ret >= end - pos)
2644                         return pos - buf;
2645                 pos += ret;
2646         }
2647
2648         return pos - buf;
2649 }
2650
2651
2652 #ifdef CONFIG_MESH
2653
2654 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2655         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2656 {
2657         char *pos, ifname[IFNAMSIZ + 1];
2658
2659         ifname[0] = '\0';
2660
2661         pos = os_strstr(cmd, "ifname=");
2662         if (pos) {
2663                 pos += 7;
2664                 os_strlcpy(ifname, pos, sizeof(ifname));
2665         }
2666
2667         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2668                 return -1;
2669
2670         os_strlcpy(reply, ifname, max_len);
2671         return os_strlen(ifname);
2672 }
2673
2674
2675 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2676         struct wpa_supplicant *wpa_s, char *cmd)
2677 {
2678         int id;
2679         struct wpa_ssid *ssid;
2680
2681         id = atoi(cmd);
2682         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2683
2684         ssid = wpa_config_get_network(wpa_s->conf, id);
2685         if (ssid == NULL) {
2686                 wpa_printf(MSG_DEBUG,
2687                            "CTRL_IFACE: Could not find network id=%d", id);
2688                 return -1;
2689         }
2690         if (ssid->mode != WPAS_MODE_MESH) {
2691                 wpa_printf(MSG_DEBUG,
2692                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2693                 return -1;
2694         }
2695         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2696             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2697                 wpa_printf(MSG_ERROR,
2698                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2699                 return -1;
2700         }
2701
2702         /*
2703          * TODO: If necessary write our own group_add function,
2704          * for now we can reuse select_network
2705          */
2706         wpa_supplicant_select_network(wpa_s, ssid);
2707
2708         return 0;
2709 }
2710
2711
2712 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2713         struct wpa_supplicant *wpa_s, char *cmd)
2714 {
2715         struct wpa_supplicant *orig;
2716         struct wpa_global *global;
2717         int found = 0;
2718
2719         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2720
2721         global = wpa_s->global;
2722         orig = wpa_s;
2723
2724         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2725                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2726                         found = 1;
2727                         break;
2728                 }
2729         }
2730         if (!found) {
2731                 wpa_printf(MSG_ERROR,
2732                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2733                            cmd);
2734                 return -1;
2735         }
2736         if (wpa_s->mesh_if_created && wpa_s == orig) {
2737                 wpa_printf(MSG_ERROR,
2738                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2739                 return -1;
2740         }
2741
2742         wpa_s->reassociate = 0;
2743         wpa_s->disconnected = 1;
2744         wpa_supplicant_cancel_sched_scan(wpa_s);
2745         wpa_supplicant_cancel_scan(wpa_s);
2746
2747         /*
2748          * TODO: If necessary write our own group_remove function,
2749          * for now we can reuse deauthenticate
2750          */
2751         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2752
2753         if (wpa_s->mesh_if_created)
2754                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2755
2756         return 0;
2757 }
2758
2759
2760 static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
2761         struct wpa_supplicant *wpa_s, char *cmd)
2762 {
2763         u8 addr[ETH_ALEN];
2764
2765         if (hwaddr_aton(cmd, addr) < 0)
2766                 return -1;
2767
2768         return wpas_mesh_peer_remove(wpa_s, addr);
2769 }
2770
2771
2772 static int wpa_supplicant_ctrl_iface_mesh_peer_add(
2773         struct wpa_supplicant *wpa_s, char *cmd)
2774 {
2775         u8 addr[ETH_ALEN];
2776         int duration;
2777         char *pos;
2778
2779         pos = os_strstr(cmd, " duration=");
2780         if (pos) {
2781                 *pos = '\0';
2782                 duration = atoi(pos + 10);
2783         } else {
2784                 duration = -1;
2785         }
2786
2787         if (hwaddr_aton(cmd, addr))
2788                 return -1;
2789
2790         return wpas_mesh_peer_add(wpa_s, addr, duration);
2791 }
2792
2793 #endif /* CONFIG_MESH */
2794
2795
2796 static int wpa_supplicant_ctrl_iface_select_network(
2797         struct wpa_supplicant *wpa_s, char *cmd)
2798 {
2799         int id;
2800         struct wpa_ssid *ssid;
2801         char *pos;
2802
2803         /* cmd: "<network id>" or "any" */
2804         if (os_strncmp(cmd, "any", 3) == 0) {
2805                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2806                 ssid = NULL;
2807         } else {
2808                 id = atoi(cmd);
2809                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2810
2811                 ssid = wpa_config_get_network(wpa_s->conf, id);
2812                 if (ssid == NULL) {
2813                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2814                                    "network id=%d", id);
2815                         return -1;
2816                 }
2817                 if (ssid->disabled == 2) {
2818                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2819                                    "SELECT_NETWORK with persistent P2P group");
2820                         return -1;
2821                 }
2822         }
2823
2824         pos = os_strstr(cmd, " freq=");
2825         if (pos) {
2826                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2827                 if (freqs) {
2828                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2829                         os_free(wpa_s->manual_scan_freqs);
2830                         wpa_s->manual_scan_freqs = freqs;
2831                 }
2832         }
2833
2834         wpa_s->scan_min_time.sec = 0;
2835         wpa_s->scan_min_time.usec = 0;
2836         wpa_supplicant_select_network(wpa_s, ssid);
2837
2838         return 0;
2839 }
2840
2841
2842 static int wpa_supplicant_ctrl_iface_enable_network(
2843         struct wpa_supplicant *wpa_s, char *cmd)
2844 {
2845         int id;
2846         struct wpa_ssid *ssid;
2847
2848         /* cmd: "<network id>" or "all" */
2849         if (os_strcmp(cmd, "all") == 0) {
2850                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2851                 ssid = NULL;
2852         } else {
2853                 id = atoi(cmd);
2854                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2855
2856                 ssid = wpa_config_get_network(wpa_s->conf, id);
2857                 if (ssid == NULL) {
2858                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2859                                    "network id=%d", id);
2860                         return -1;
2861                 }
2862                 if (ssid->disabled == 2) {
2863                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2864                                    "ENABLE_NETWORK with persistent P2P group");
2865                         return -1;
2866                 }
2867
2868                 if (os_strstr(cmd, " no-connect")) {
2869                         ssid->disabled = 0;
2870                         return 0;
2871                 }
2872         }
2873         wpa_s->scan_min_time.sec = 0;
2874         wpa_s->scan_min_time.usec = 0;
2875         wpa_supplicant_enable_network(wpa_s, ssid);
2876
2877         return 0;
2878 }
2879
2880
2881 static int wpa_supplicant_ctrl_iface_disable_network(
2882         struct wpa_supplicant *wpa_s, char *cmd)
2883 {
2884         int id;
2885         struct wpa_ssid *ssid;
2886
2887         /* cmd: "<network id>" or "all" */
2888         if (os_strcmp(cmd, "all") == 0) {
2889                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2890                 ssid = NULL;
2891         } else {
2892                 id = atoi(cmd);
2893                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2894
2895                 ssid = wpa_config_get_network(wpa_s->conf, id);
2896                 if (ssid == NULL) {
2897                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2898                                    "network id=%d", id);
2899                         return -1;
2900                 }
2901                 if (ssid->disabled == 2) {
2902                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2903                                    "DISABLE_NETWORK with persistent P2P "
2904                                    "group");
2905                         return -1;
2906                 }
2907         }
2908         wpa_supplicant_disable_network(wpa_s, ssid);
2909
2910         return 0;
2911 }
2912
2913
2914 static int wpa_supplicant_ctrl_iface_add_network(
2915         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2916 {
2917         struct wpa_ssid *ssid;
2918         int ret;
2919
2920         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2921
2922         ssid = wpa_config_add_network(wpa_s->conf);
2923         if (ssid == NULL)
2924                 return -1;
2925
2926         wpas_notify_network_added(wpa_s, ssid);
2927
2928         ssid->disabled = 1;
2929         wpa_config_set_network_defaults(ssid);
2930
2931         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2932         if (os_snprintf_error(buflen, ret))
2933                 return -1;
2934         return ret;
2935 }
2936
2937
2938 static int wpa_supplicant_ctrl_iface_remove_network(
2939         struct wpa_supplicant *wpa_s, char *cmd)
2940 {
2941         int id;
2942         struct wpa_ssid *ssid;
2943         int was_disabled;
2944
2945         /* cmd: "<network id>" or "all" */
2946         if (os_strcmp(cmd, "all") == 0) {
2947                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2948                 if (wpa_s->sched_scanning)
2949                         wpa_supplicant_cancel_sched_scan(wpa_s);
2950
2951                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2952                 if (wpa_s->current_ssid) {
2953 #ifdef CONFIG_SME
2954                         wpa_s->sme.prev_bssid_set = 0;
2955 #endif /* CONFIG_SME */
2956                         wpa_sm_set_config(wpa_s->wpa, NULL);
2957                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2958                         if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2959                                 wpa_s->own_disconnect_req = 1;
2960                         wpa_supplicant_deauthenticate(
2961                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2962                 }
2963                 ssid = wpa_s->conf->ssid;
2964                 while (ssid) {
2965                         struct wpa_ssid *remove_ssid = ssid;
2966                         id = ssid->id;
2967                         ssid = ssid->next;
2968                         if (wpa_s->last_ssid == remove_ssid)
2969                                 wpa_s->last_ssid = NULL;
2970                         wpas_notify_network_removed(wpa_s, remove_ssid);
2971                         wpa_config_remove_network(wpa_s->conf, id);
2972                 }
2973                 return 0;
2974         }
2975
2976         id = atoi(cmd);
2977         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2978
2979         ssid = wpa_config_get_network(wpa_s->conf, id);
2980         if (ssid)
2981                 wpas_notify_network_removed(wpa_s, ssid);
2982         if (ssid == NULL) {
2983                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2984                            "id=%d", id);
2985                 return -1;
2986         }
2987
2988         if (wpa_s->last_ssid == ssid)
2989                 wpa_s->last_ssid = NULL;
2990
2991         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2992 #ifdef CONFIG_SME
2993                 wpa_s->sme.prev_bssid_set = 0;
2994 #endif /* CONFIG_SME */
2995                 /*
2996                  * Invalidate the EAP session cache if the current or
2997                  * previously used network is removed.
2998                  */
2999                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
3000         }
3001
3002         if (ssid == wpa_s->current_ssid) {
3003                 wpa_sm_set_config(wpa_s->wpa, NULL);
3004                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
3005
3006                 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
3007                         wpa_s->own_disconnect_req = 1;
3008                 wpa_supplicant_deauthenticate(wpa_s,
3009                                               WLAN_REASON_DEAUTH_LEAVING);
3010         }
3011
3012         was_disabled = ssid->disabled;
3013
3014         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
3015                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
3016                            "network id=%d", id);
3017                 return -1;
3018         }
3019
3020         if (!was_disabled && wpa_s->sched_scanning) {
3021                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
3022                            "network from filters");
3023                 wpa_supplicant_cancel_sched_scan(wpa_s);
3024                 wpa_supplicant_req_scan(wpa_s, 0, 0);
3025         }
3026
3027         return 0;
3028 }
3029
3030
3031 static int wpa_supplicant_ctrl_iface_update_network(
3032         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
3033         char *name, char *value)
3034 {
3035         int ret;
3036
3037         ret = wpa_config_set(ssid, name, value, 0);
3038         if (ret < 0) {
3039                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
3040                            "variable '%s'", name);
3041                 return -1;
3042         }
3043         if (ret == 1)
3044                 return 0; /* No change to the previously configured value */
3045
3046         if (os_strcmp(name, "bssid") != 0 &&
3047             os_strcmp(name, "priority") != 0) {
3048                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
3049
3050                 if (wpa_s->current_ssid == ssid ||
3051                     wpa_s->current_ssid == NULL) {
3052                         /*
3053                          * Invalidate the EAP session cache if anything in the
3054                          * current or previously used configuration changes.
3055                          */
3056                         eapol_sm_invalidate_cached_session(wpa_s->eapol);
3057                 }
3058         }
3059
3060         if ((os_strcmp(name, "psk") == 0 &&
3061              value[0] == '"' && ssid->ssid_len) ||
3062             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
3063                 wpa_config_update_psk(ssid);
3064         else if (os_strcmp(name, "priority") == 0)
3065                 wpa_config_update_prio_list(wpa_s->conf);
3066
3067         return 0;
3068 }
3069
3070
3071 static int wpa_supplicant_ctrl_iface_set_network(
3072         struct wpa_supplicant *wpa_s, char *cmd)
3073 {
3074         int id, ret, prev_bssid_set, prev_disabled;
3075         struct wpa_ssid *ssid;
3076         char *name, *value;
3077         u8 prev_bssid[ETH_ALEN];
3078
3079         /* cmd: "<network id> <variable name> <value>" */
3080         name = os_strchr(cmd, ' ');
3081         if (name == NULL)
3082                 return -1;
3083         *name++ = '\0';
3084
3085         value = os_strchr(name, ' ');
3086         if (value == NULL)
3087                 return -1;
3088         *value++ = '\0';
3089
3090         id = atoi(cmd);
3091         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3092                    id, name);
3093         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3094                               (u8 *) value, os_strlen(value));
3095
3096         ssid = wpa_config_get_network(wpa_s->conf, id);
3097         if (ssid == NULL) {
3098                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3099                            "id=%d", id);
3100                 return -1;
3101         }
3102
3103         prev_bssid_set = ssid->bssid_set;
3104         prev_disabled = ssid->disabled;
3105         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3106         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3107                                                        value);
3108         if (ret == 0 &&
3109             (ssid->bssid_set != prev_bssid_set ||
3110              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3111                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3112
3113         if (prev_disabled != ssid->disabled &&
3114             (prev_disabled == 2 || ssid->disabled == 2))
3115                 wpas_notify_network_type_changed(wpa_s, ssid);
3116
3117         return ret;
3118 }
3119
3120
3121 static int wpa_supplicant_ctrl_iface_get_network(
3122         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3123 {
3124         int id;
3125         size_t res;
3126         struct wpa_ssid *ssid;
3127         char *name, *value;
3128
3129         /* cmd: "<network id> <variable name>" */
3130         name = os_strchr(cmd, ' ');
3131         if (name == NULL || buflen == 0)
3132                 return -1;
3133         *name++ = '\0';
3134
3135         id = atoi(cmd);
3136         wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3137                    id, name);
3138
3139         ssid = wpa_config_get_network(wpa_s->conf, id);
3140         if (ssid == NULL) {
3141                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3142                            "id=%d", id);
3143                 return -1;
3144         }
3145
3146         value = wpa_config_get_no_key(ssid, name);
3147         if (value == NULL) {
3148                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3149                            "variable '%s'", name);
3150                 return -1;
3151         }
3152
3153         res = os_strlcpy(buf, value, buflen);
3154         if (res >= buflen) {
3155                 os_free(value);
3156                 return -1;
3157         }
3158
3159         os_free(value);
3160
3161         return res;
3162 }
3163
3164
3165 static int wpa_supplicant_ctrl_iface_dup_network(
3166         struct wpa_supplicant *wpa_s, char *cmd,
3167         struct wpa_supplicant *dst_wpa_s)
3168 {
3169         struct wpa_ssid *ssid_s, *ssid_d;
3170         char *name, *id, *value;
3171         int id_s, id_d, ret;
3172
3173         /* cmd: "<src network id> <dst network id> <variable name>" */
3174         id = os_strchr(cmd, ' ');
3175         if (id == NULL)
3176                 return -1;
3177         *id++ = '\0';
3178
3179         name = os_strchr(id, ' ');
3180         if (name == NULL)
3181                 return -1;
3182         *name++ = '\0';
3183
3184         id_s = atoi(cmd);
3185         id_d = atoi(id);
3186
3187         wpa_printf(MSG_DEBUG,
3188                    "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3189                    wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3190
3191         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3192         if (ssid_s == NULL) {
3193                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3194                            "network id=%d", id_s);
3195                 return -1;
3196         }
3197
3198         ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3199         if (ssid_d == NULL) {
3200                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3201                            "network id=%d", id_d);
3202                 return -1;
3203         }
3204
3205         value = wpa_config_get(ssid_s, name);
3206         if (value == NULL) {
3207                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3208                            "variable '%s'", name);
3209                 return -1;
3210         }
3211
3212         ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3213                                                        value);
3214
3215         os_free(value);
3216
3217         return ret;
3218 }
3219
3220
3221 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3222                                                 char *buf, size_t buflen)
3223 {
3224         char *pos, *end;
3225         struct wpa_cred *cred;
3226         int ret;
3227
3228         pos = buf;
3229         end = buf + buflen;
3230         ret = os_snprintf(pos, end - pos,
3231                           "cred id / realm / username / domain / imsi\n");
3232         if (os_snprintf_error(end - pos, ret))
3233                 return pos - buf;
3234         pos += ret;
3235
3236         cred = wpa_s->conf->cred;
3237         while (cred) {
3238                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3239                                   cred->id, cred->realm ? cred->realm : "",
3240                                   cred->username ? cred->username : "",
3241                                   cred->domain ? cred->domain[0] : "",
3242                                   cred->imsi ? cred->imsi : "");
3243                 if (os_snprintf_error(end - pos, ret))
3244                         return pos - buf;
3245                 pos += ret;
3246
3247                 cred = cred->next;
3248         }
3249
3250         return pos - buf;
3251 }
3252
3253
3254 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3255                                               char *buf, size_t buflen)
3256 {
3257         struct wpa_cred *cred;
3258         int ret;
3259
3260         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3261
3262         cred = wpa_config_add_cred(wpa_s->conf);
3263         if (cred == NULL)
3264                 return -1;
3265
3266         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3267
3268         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3269         if (os_snprintf_error(buflen, ret))
3270                 return -1;
3271         return ret;
3272 }
3273
3274
3275 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3276                                  struct wpa_cred *cred)
3277 {
3278         struct wpa_ssid *ssid;
3279         char str[20];
3280         int id;
3281
3282         if (cred == NULL) {
3283                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3284                 return -1;
3285         }
3286
3287         id = cred->id;
3288         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3289                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3290                 return -1;
3291         }
3292
3293         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3294
3295         /* Remove any network entry created based on the removed credential */
3296         ssid = wpa_s->conf->ssid;
3297         while (ssid) {
3298                 if (ssid->parent_cred == cred) {
3299                         int res;
3300
3301                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3302                                    "used the removed credential", ssid->id);
3303                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3304                         if (os_snprintf_error(sizeof(str), res))
3305                                 str[sizeof(str) - 1] = '\0';
3306                         ssid = ssid->next;
3307                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3308                 } else
3309                         ssid = ssid->next;
3310         }
3311
3312         return 0;
3313 }
3314
3315
3316 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3317                                                  char *cmd)
3318 {
3319         int id;
3320         struct wpa_cred *cred, *prev;
3321
3322         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3323          * "provisioning_sp=<FQDN> */
3324         if (os_strcmp(cmd, "all") == 0) {
3325                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3326                 cred = wpa_s->conf->cred;
3327                 while (cred) {
3328                         prev = cred;
3329                         cred = cred->next;
3330                         wpas_ctrl_remove_cred(wpa_s, prev);
3331                 }
3332                 return 0;
3333         }
3334
3335         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3336                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3337                            cmd + 8);
3338                 cred = wpa_s->conf->cred;
3339                 while (cred) {
3340                         prev = cred;
3341                         cred = cred->next;
3342                         if (prev->domain) {
3343                                 size_t i;
3344                                 for (i = 0; i < prev->num_domain; i++) {
3345                                         if (os_strcmp(prev->domain[i], cmd + 8)
3346                                             != 0)
3347                                                 continue;
3348                                         wpas_ctrl_remove_cred(wpa_s, prev);
3349                                         break;
3350                                 }
3351                         }
3352                 }
3353                 return 0;
3354         }
3355
3356         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3357                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3358                            cmd + 16);
3359                 cred = wpa_s->conf->cred;
3360                 while (cred) {
3361                         prev = cred;
3362                         cred = cred->next;
3363                         if (prev->provisioning_sp &&
3364                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3365                                 wpas_ctrl_remove_cred(wpa_s, prev);
3366                 }
3367                 return 0;
3368         }
3369
3370         id = atoi(cmd);
3371         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3372
3373         cred = wpa_config_get_cred(wpa_s->conf, id);
3374         return wpas_ctrl_remove_cred(wpa_s, cred);
3375 }
3376
3377
3378 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3379                                               char *cmd)
3380 {
3381         int id;
3382         struct wpa_cred *cred;
3383         char *name, *value;
3384
3385         /* cmd: "<cred id> <variable name> <value>" */
3386         name = os_strchr(cmd, ' ');
3387         if (name == NULL)
3388                 return -1;
3389         *name++ = '\0';
3390
3391         value = os_strchr(name, ' ');
3392         if (value == NULL)
3393                 return -1;
3394         *value++ = '\0';
3395
3396         id = atoi(cmd);
3397         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3398                    id, name);
3399         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3400                               (u8 *) value, os_strlen(value));
3401
3402         cred = wpa_config_get_cred(wpa_s->conf, id);
3403         if (cred == NULL) {
3404                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3405                            id);
3406                 return -1;
3407         }
3408
3409         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3410                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3411                            "variable '%s'", name);
3412                 return -1;
3413         }
3414
3415         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3416
3417         return 0;
3418 }
3419
3420
3421 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3422                                               char *cmd, char *buf,
3423                                               size_t buflen)
3424 {
3425         int id;
3426         size_t res;
3427         struct wpa_cred *cred;
3428         char *name, *value;
3429
3430         /* cmd: "<cred id> <variable name>" */
3431         name = os_strchr(cmd, ' ');
3432         if (name == NULL)
3433                 return -1;
3434         *name++ = '\0';
3435
3436         id = atoi(cmd);
3437         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3438                    id, name);
3439
3440         cred = wpa_config_get_cred(wpa_s->conf, id);
3441         if (cred == NULL) {
3442                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3443                            id);
3444                 return -1;
3445         }
3446
3447         value = wpa_config_get_cred_no_key(cred, name);
3448         if (value == NULL) {
3449                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3450                            name);
3451                 return -1;
3452         }
3453
3454         res = os_strlcpy(buf, value, buflen);
3455         if (res >= buflen) {
3456                 os_free(value);
3457                 return -1;
3458         }
3459
3460         os_free(value);
3461
3462         return res;
3463 }
3464
3465
3466 #ifndef CONFIG_NO_CONFIG_WRITE
3467 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3468 {
3469         int ret;
3470
3471         if (!wpa_s->conf->update_config) {
3472                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3473                            "to update configuration (update_config=0)");
3474                 return -1;
3475         }
3476
3477         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3478         if (ret) {
3479                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3480                            "update configuration");
3481         } else {
3482                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3483                            " updated");
3484         }
3485
3486         return ret;
3487 }
3488 #endif /* CONFIG_NO_CONFIG_WRITE */
3489
3490
3491 struct cipher_info {
3492         unsigned int capa;
3493         const char *name;
3494         int group_only;
3495 };
3496
3497 static const struct cipher_info ciphers[] = {
3498         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3499         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3500         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3501         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3502         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3503         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3504         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3505         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3506 };
3507
3508 static const struct cipher_info ciphers_group_mgmt[] = {
3509         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3510         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3511         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3512         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3513 };
3514
3515
3516 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3517                                               struct wpa_driver_capa *capa,
3518                                               char *buf, size_t buflen)
3519 {
3520         int ret;
3521         char *pos, *end;
3522         size_t len;
3523         unsigned int i;
3524
3525         pos = buf;
3526         end = pos + buflen;
3527
3528         if (res < 0) {
3529                 if (strict)
3530                         return 0;
3531                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3532                 if (len >= buflen)
3533                         return -1;
3534                 return len;
3535         }
3536
3537         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3538                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3539                         ret = os_snprintf(pos, end - pos, "%s%s",
3540                                           pos == buf ? "" : " ",
3541                                           ciphers[i].name);
3542                         if (os_snprintf_error(end - pos, ret))
3543                                 return pos - buf;
3544                         pos += ret;
3545                 }
3546         }
3547
3548         return pos - buf;
3549 }
3550
3551
3552 static int ctrl_iface_get_capability_group(int res, char *strict,
3553                                            struct wpa_driver_capa *capa,
3554                                            char *buf, size_t buflen)
3555 {
3556         int ret;
3557         char *pos, *end;
3558         size_t len;
3559         unsigned int i;
3560
3561         pos = buf;
3562         end = pos + buflen;
3563
3564         if (res < 0) {
3565                 if (strict)
3566                         return 0;
3567                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3568                 if (len >= buflen)
3569                         return -1;
3570                 return len;
3571         }
3572
3573         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3574                 if (capa->enc & ciphers[i].capa) {
3575                         ret = os_snprintf(pos, end - pos, "%s%s",
3576                                           pos == buf ? "" : " ",
3577                                           ciphers[i].name);
3578                         if (os_snprintf_error(end - pos, ret))
3579                                 return pos - buf;
3580                         pos += ret;
3581                 }
3582         }
3583
3584         return pos - buf;
3585 }
3586
3587
3588 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3589                                                 struct wpa_driver_capa *capa,
3590                                                 char *buf, size_t buflen)
3591 {
3592         int ret;
3593         char *pos, *end;
3594         unsigned int i;
3595
3596         pos = buf;
3597         end = pos + buflen;
3598
3599         if (res < 0)
3600                 return 0;
3601
3602         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3603                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3604                         ret = os_snprintf(pos, end - pos, "%s%s",
3605                                           pos == buf ? "" : " ",
3606                                           ciphers_group_mgmt[i].name);
3607                         if (os_snprintf_error(end - pos, ret))
3608                                 return pos - buf;
3609                         pos += ret;
3610                 }
3611         }
3612
3613         return pos - buf;
3614 }
3615
3616
3617 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3618                                               struct wpa_driver_capa *capa,
3619                                               char *buf, size_t buflen)
3620 {
3621         int ret;
3622         char *pos, *end;
3623         size_t len;
3624
3625         pos = buf;
3626         end = pos + buflen;
3627
3628         if (res < 0) {
3629                 if (strict)
3630                         return 0;
3631                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3632                                  "NONE", buflen);
3633                 if (len >= buflen)
3634                         return -1;
3635                 return len;
3636         }
3637
3638         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3639         if (os_snprintf_error(end - pos, ret))
3640                 return pos - buf;
3641         pos += ret;
3642
3643         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3644                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3645                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3646                 if (os_snprintf_error(end - pos, ret))
3647                         return pos - buf;
3648                 pos += ret;
3649         }
3650
3651         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3652                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3653                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3654                 if (os_snprintf_error(end - pos, ret))
3655                         return pos - buf;
3656                 pos += ret;
3657         }
3658
3659         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3660                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3661                 if (os_snprintf_error(end - pos, ret))
3662                         return pos - buf;
3663                 pos += ret;
3664         }
3665
3666 #ifdef CONFIG_SUITEB
3667         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3668                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3669                 if (os_snprintf_error(end - pos, ret))
3670                         return pos - buf;
3671                 pos += ret;
3672         }
3673 #endif /* CONFIG_SUITEB */
3674 #ifdef CONFIG_SUITEB192
3675         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3676                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3677                 if (os_snprintf_error(end - pos, ret))
3678                         return pos - buf;
3679                 pos += ret;
3680         }
3681 #endif /* CONFIG_SUITEB192 */
3682
3683         return pos - buf;
3684 }
3685
3686
3687 static int ctrl_iface_get_capability_proto(int res, char *strict,
3688                                            struct wpa_driver_capa *capa,
3689                                            char *buf, size_t buflen)
3690 {
3691         int ret;
3692         char *pos, *end;
3693         size_t len;
3694
3695         pos = buf;
3696         end = pos + buflen;
3697
3698         if (res < 0) {
3699                 if (strict)
3700                         return 0;
3701                 len = os_strlcpy(buf, "RSN WPA", buflen);
3702                 if (len >= buflen)
3703                         return -1;
3704                 return len;
3705         }
3706
3707         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3708                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3709                 ret = os_snprintf(pos, end - pos, "%sRSN",
3710                                   pos == buf ? "" : " ");
3711                 if (os_snprintf_error(end - pos, ret))
3712                         return pos - buf;
3713                 pos += ret;
3714         }
3715
3716         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3717                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3718                 ret = os_snprintf(pos, end - pos, "%sWPA",
3719                                   pos == buf ? "" : " ");
3720                 if (os_snprintf_error(end - pos, ret))
3721                         return pos - buf;
3722                 pos += ret;
3723         }
3724
3725         return pos - buf;
3726 }
3727
3728
3729 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3730                                               int res, char *strict,
3731                                               struct wpa_driver_capa *capa,
3732                                               char *buf, size_t buflen)
3733 {
3734         int ret;
3735         char *pos, *end;
3736         size_t len;
3737
3738         pos = buf;
3739         end = pos + buflen;
3740
3741         if (res < 0) {
3742                 if (strict)
3743                         return 0;
3744                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3745                 if (len >= buflen)
3746                         return -1;
3747                 return len;
3748         }
3749
3750         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3751                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3752                                   pos == buf ? "" : " ");
3753                 if (os_snprintf_error(end - pos, ret))
3754                         return pos - buf;
3755                 pos += ret;
3756         }
3757
3758         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3759                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3760                                   pos == buf ? "" : " ");
3761                 if (os_snprintf_error(end - pos, ret))
3762                         return pos - buf;
3763                 pos += ret;
3764         }
3765
3766         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3767                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3768                                   pos == buf ? "" : " ");
3769                 if (os_snprintf_error(end - pos, ret))
3770                         return pos - buf;
3771                 pos += ret;
3772         }
3773
3774 #ifdef CONFIG_SAE
3775         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3776                 ret = os_snprintf(pos, end - pos, "%sSAE",
3777                                   pos == buf ? "" : " ");
3778                 if (os_snprintf_error(end - pos, ret))
3779                         return pos - buf;
3780                 pos += ret;
3781         }
3782 #endif /* CONFIG_SAE */
3783
3784         return pos - buf;
3785 }
3786
3787
3788 static int ctrl_iface_get_capability_modes(int res, char *strict,
3789                                            struct wpa_driver_capa *capa,
3790                                            char *buf, size_t buflen)
3791 {
3792         int ret;
3793         char *pos, *end;
3794         size_t len;
3795
3796         pos = buf;
3797         end = pos + buflen;
3798
3799         if (res < 0) {
3800                 if (strict)
3801                         return 0;
3802                 len = os_strlcpy(buf, "IBSS AP", buflen);
3803                 if (len >= buflen)
3804                         return -1;
3805                 return len;
3806         }
3807
3808         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3809                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3810                                   pos == buf ? "" : " ");
3811                 if (os_snprintf_error(end - pos, ret))
3812                         return pos - buf;
3813                 pos += ret;
3814         }
3815
3816         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3817                 ret = os_snprintf(pos, end - pos, "%sAP",
3818                                   pos == buf ? "" : " ");
3819                 if (os_snprintf_error(end - pos, ret))
3820                         return pos - buf;
3821                 pos += ret;
3822         }
3823
3824 #ifdef CONFIG_MESH
3825         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3826                 ret = os_snprintf(pos, end - pos, "%sMESH",
3827                                   pos == buf ? "" : " ");
3828                 if (os_snprintf_error(end - pos, ret))
3829                         return pos - buf;
3830                 pos += ret;
3831         }
3832 #endif /* CONFIG_MESH */
3833
3834         return pos - buf;
3835 }
3836
3837
3838 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3839                                               char *buf, size_t buflen)
3840 {
3841         struct hostapd_channel_data *chnl;
3842         int ret, i, j;
3843         char *pos, *end, *hmode;
3844
3845         pos = buf;
3846         end = pos + buflen;
3847
3848         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3849                 switch (wpa_s->hw.modes[j].mode) {
3850                 case HOSTAPD_MODE_IEEE80211B:
3851                         hmode = "B";
3852                         break;
3853                 case HOSTAPD_MODE_IEEE80211G:
3854                         hmode = "G";
3855                         break;
3856                 case HOSTAPD_MODE_IEEE80211A:
3857                         hmode = "A";
3858                         break;
3859                 case HOSTAPD_MODE_IEEE80211AD:
3860                         hmode = "AD";
3861                         break;
3862                 default:
3863                         continue;
3864                 }
3865                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3866                 if (os_snprintf_error(end - pos, ret))
3867                         return pos - buf;
3868                 pos += ret;
3869                 chnl = wpa_s->hw.modes[j].channels;
3870                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3871                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3872                                 continue;
3873                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3874                         if (os_snprintf_error(end - pos, ret))
3875                                 return pos - buf;
3876                         pos += ret;
3877                 }
3878                 ret = os_snprintf(pos, end - pos, "\n");
3879                 if (os_snprintf_error(end - pos, ret))
3880                         return pos - buf;
3881                 pos += ret;
3882         }
3883
3884         return pos - buf;
3885 }
3886
3887
3888 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3889                                           char *buf, size_t buflen)
3890 {
3891         struct hostapd_channel_data *chnl;
3892         int ret, i, j;
3893         char *pos, *end, *hmode;
3894
3895         pos = buf;
3896         end = pos + buflen;
3897
3898         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3899                 switch (wpa_s->hw.modes[j].mode) {
3900                 case HOSTAPD_MODE_IEEE80211B:
3901                         hmode = "B";
3902                         break;
3903                 case HOSTAPD_MODE_IEEE80211G:
3904                         hmode = "G";
3905                         break;
3906                 case HOSTAPD_MODE_IEEE80211A:
3907                         hmode = "A";
3908                         break;
3909                 case HOSTAPD_MODE_IEEE80211AD:
3910                         hmode = "AD";
3911                         break;
3912                 default:
3913                         continue;
3914                 }
3915                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3916                                   hmode);
3917                 if (os_snprintf_error(end - pos, ret))
3918                         return pos - buf;
3919                 pos += ret;
3920                 chnl = wpa_s->hw.modes[j].channels;
3921                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3922                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3923                                 continue;
3924                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3925                                           chnl[i].chan, chnl[i].freq,
3926                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3927                                           " (NO_IR)" : "",
3928                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3929                                           " (DFS)" : "");
3930
3931                         if (os_snprintf_error(end - pos, ret))
3932                                 return pos - buf;
3933                         pos += ret;
3934                 }
3935                 ret = os_snprintf(pos, end - pos, "\n");
3936                 if (os_snprintf_error(end - pos, ret))
3937                         return pos - buf;
3938                 pos += ret;
3939         }
3940
3941         return pos - buf;
3942 }
3943
3944
3945 static int wpa_supplicant_ctrl_iface_get_capability(
3946         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3947         size_t buflen)
3948 {
3949         struct wpa_driver_capa capa;
3950         int res;
3951         char *strict;
3952         char field[30];
3953         size_t len;
3954
3955         /* Determine whether or not strict checking was requested */
3956         len = os_strlcpy(field, _field, sizeof(field));
3957         if (len >= sizeof(field))
3958                 return -1;
3959         strict = os_strchr(field, ' ');
3960         if (strict != NULL) {
3961                 *strict++ = '\0';
3962                 if (os_strcmp(strict, "strict") != 0)
3963                         return -1;
3964         }
3965
3966         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3967                 field, strict ? strict : "");
3968
3969         if (os_strcmp(field, "eap") == 0) {
3970                 return eap_get_names(buf, buflen);
3971         }
3972
3973         res = wpa_drv_get_capa(wpa_s, &capa);
3974
3975         if (os_strcmp(field, "pairwise") == 0)
3976                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3977                                                           buf, buflen);
3978
3979         if (os_strcmp(field, "group") == 0)
3980                 return ctrl_iface_get_capability_group(res, strict, &capa,
3981                                                        buf, buflen);
3982
3983         if (os_strcmp(field, "group_mgmt") == 0)
3984                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3985                                                             buf, buflen);
3986
3987         if (os_strcmp(field, "key_mgmt") == 0)
3988                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3989                                                           buf, buflen);
3990
3991         if (os_strcmp(field, "proto") == 0)
3992                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3993                                                        buf, buflen);
3994
3995         if (os_strcmp(field, "auth_alg") == 0)
3996                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3997                                                           &capa, buf, buflen);
3998
3999         if (os_strcmp(field, "modes") == 0)
4000                 return ctrl_iface_get_capability_modes(res, strict, &capa,
4001                                                        buf, buflen);
4002
4003         if (os_strcmp(field, "channels") == 0)
4004                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
4005
4006         if (os_strcmp(field, "freq") == 0)
4007                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
4008
4009 #ifdef CONFIG_TDLS
4010         if (os_strcmp(field, "tdls") == 0)
4011                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
4012 #endif /* CONFIG_TDLS */
4013
4014 #ifdef CONFIG_ERP
4015         if (os_strcmp(field, "erp") == 0) {
4016                 res = os_snprintf(buf, buflen, "ERP");
4017                 if (os_snprintf_error(buflen, res))
4018                         return -1;
4019                 return res;
4020         }
4021 #endif /* CONFIG_EPR */
4022
4023 #ifdef CONFIG_FIPS
4024         if (os_strcmp(field, "fips") == 0) {
4025                 res = os_snprintf(buf, buflen, "FIPS");
4026                 if (os_snprintf_error(buflen, res))
4027                         return -1;
4028                 return res;
4029         }
4030 #endif /* CONFIG_FIPS */
4031
4032 #ifdef CONFIG_ACS
4033         if (os_strcmp(field, "acs") == 0) {
4034                 res = os_snprintf(buf, buflen, "ACS");
4035                 if (os_snprintf_error(buflen, res))
4036                         return -1;
4037                 return res;
4038         }
4039 #endif /* CONFIG_ACS */
4040
4041         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
4042                    field);
4043
4044         return -1;
4045 }
4046
4047
4048 #ifdef CONFIG_INTERWORKING
4049 static char * anqp_add_hex(char *pos, char *end, const char *title,
4050                            struct wpabuf *data)
4051 {
4052         char *start = pos;
4053         size_t i;
4054         int ret;
4055         const u8 *d;
4056
4057         if (data == NULL)
4058                 return start;
4059
4060         ret = os_snprintf(pos, end - pos, "%s=", title);
4061         if (os_snprintf_error(end - pos, ret))
4062                 return start;
4063         pos += ret;
4064
4065         d = wpabuf_head_u8(data);
4066         for (i = 0; i < wpabuf_len(data); i++) {
4067                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
4068                 if (os_snprintf_error(end - pos, ret))
4069                         return start;
4070                 pos += ret;
4071         }
4072
4073         ret = os_snprintf(pos, end - pos, "\n");
4074         if (os_snprintf_error(end - pos, ret))
4075                 return start;
4076         pos += ret;
4077
4078         return pos;
4079 }
4080 #endif /* CONFIG_INTERWORKING */
4081
4082
4083 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4084                           unsigned long mask, char *buf, size_t buflen)
4085 {
4086         size_t i;
4087         int ret;
4088         char *pos, *end;
4089         const u8 *ie, *ie2, *osen_ie;
4090
4091         pos = buf;
4092         end = buf + buflen;
4093
4094         if (mask & WPA_BSS_MASK_ID) {
4095                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4096                 if (os_snprintf_error(end - pos, ret))
4097                         return 0;
4098                 pos += ret;
4099         }
4100
4101         if (mask & WPA_BSS_MASK_BSSID) {
4102                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4103                                   MAC2STR(bss->bssid));
4104                 if (os_snprintf_error(end - pos, ret))
4105                         return 0;
4106                 pos += ret;
4107         }
4108
4109         if (mask & WPA_BSS_MASK_FREQ) {
4110                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4111                 if (os_snprintf_error(end - pos, ret))
4112                         return 0;
4113                 pos += ret;
4114         }
4115
4116         if (mask & WPA_BSS_MASK_BEACON_INT) {
4117                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4118                                   bss->beacon_int);
4119                 if (os_snprintf_error(end - pos, ret))
4120                         return 0;
4121                 pos += ret;
4122         }
4123
4124         if (mask & WPA_BSS_MASK_CAPABILITIES) {
4125                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4126                                   bss->caps);
4127                 if (os_snprintf_error(end - pos, ret))
4128                         return 0;
4129                 pos += ret;
4130         }
4131
4132         if (mask & WPA_BSS_MASK_QUAL) {
4133                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4134                 if (os_snprintf_error(end - pos, ret))
4135                         return 0;
4136                 pos += ret;
4137         }
4138
4139         if (mask & WPA_BSS_MASK_NOISE) {
4140                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4141                 if (os_snprintf_error(end - pos, ret))
4142                         return 0;
4143                 pos += ret;
4144         }
4145
4146         if (mask & WPA_BSS_MASK_LEVEL) {
4147                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4148                 if (os_snprintf_error(end - pos, ret))
4149                         return 0;
4150                 pos += ret;
4151         }
4152
4153         if (mask & WPA_BSS_MASK_TSF) {
4154                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4155                                   (unsigned long long) bss->tsf);
4156                 if (os_snprintf_error(end - pos, ret))
4157                         return 0;
4158                 pos += ret;
4159         }
4160
4161         if (mask & WPA_BSS_MASK_AGE) {
4162                 struct os_reltime now;
4163
4164                 os_get_reltime(&now);
4165                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4166                                   (int) (now.sec - bss->last_update.sec));
4167                 if (os_snprintf_error(end - pos, ret))
4168                         return 0;
4169                 pos += ret;
4170         }
4171
4172         if (mask & WPA_BSS_MASK_IE) {
4173                 ret = os_snprintf(pos, end - pos, "ie=");
4174                 if (os_snprintf_error(end - pos, ret))
4175                         return 0;
4176                 pos += ret;
4177
4178                 ie = (const u8 *) (bss + 1);
4179                 for (i = 0; i < bss->ie_len; i++) {
4180                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4181                         if (os_snprintf_error(end - pos, ret))
4182                                 return 0;
4183                         pos += ret;
4184                 }
4185
4186                 ret = os_snprintf(pos, end - pos, "\n");
4187                 if (os_snprintf_error(end - pos, ret))
4188                         return 0;
4189                 pos += ret;
4190         }
4191
4192         if (mask & WPA_BSS_MASK_FLAGS) {
4193                 ret = os_snprintf(pos, end - pos, "flags=");
4194                 if (os_snprintf_error(end - pos, ret))
4195                         return 0;
4196                 pos += ret;
4197
4198                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4199                 if (ie)
4200                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4201                                                     2 + ie[1]);
4202                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4203                 if (ie2)
4204                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4205                                                     2 + ie2[1]);
4206                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4207                 if (osen_ie)
4208                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4209                                                     osen_ie, 2 + osen_ie[1]);
4210                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4211                 if (!ie && !ie2 && !osen_ie &&
4212                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4213                         ret = os_snprintf(pos, end - pos, "[WEP]");
4214                         if (os_snprintf_error(end - pos, ret))
4215                                 return 0;
4216                         pos += ret;
4217                 }
4218                 if (bss_is_dmg(bss)) {
4219                         const char *s;
4220                         ret = os_snprintf(pos, end - pos, "[DMG]");
4221                         if (os_snprintf_error(end - pos, ret))
4222                                 return 0;
4223                         pos += ret;
4224                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4225                         case IEEE80211_CAP_DMG_IBSS:
4226                                 s = "[IBSS]";
4227                                 break;
4228                         case IEEE80211_CAP_DMG_AP:
4229                                 s = "[ESS]";
4230                                 break;
4231                         case IEEE80211_CAP_DMG_PBSS:
4232                                 s = "[PBSS]";
4233                                 break;
4234                         default:
4235                                 s = "";
4236                                 break;
4237                         }
4238                         ret = os_snprintf(pos, end - pos, "%s", s);
4239                         if (os_snprintf_error(end - pos, ret))
4240                                 return 0;
4241                         pos += ret;
4242                 } else {
4243                         if (bss->caps & IEEE80211_CAP_IBSS) {
4244                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4245                                 if (os_snprintf_error(end - pos, ret))
4246                                         return 0;
4247                                 pos += ret;
4248                         }
4249                         if (bss->caps & IEEE80211_CAP_ESS) {
4250                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4251                                 if (os_snprintf_error(end - pos, ret))
4252                                         return 0;
4253                                 pos += ret;
4254                         }
4255                 }
4256                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4257                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4258                         ret = os_snprintf(pos, end - pos, "[P2P]");
4259                         if (os_snprintf_error(end - pos, ret))
4260                                 return 0;
4261                         pos += ret;
4262                 }
4263 #ifdef CONFIG_HS20
4264                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4265                         ret = os_snprintf(pos, end - pos, "[HS20]");
4266                         if (os_snprintf_error(end - pos, ret))
4267                                 return 0;
4268                         pos += ret;
4269                 }
4270 #endif /* CONFIG_HS20 */
4271
4272                 ret = os_snprintf(pos, end - pos, "\n");
4273                 if (os_snprintf_error(end - pos, ret))
4274                         return 0;
4275                 pos += ret;
4276         }
4277
4278         if (mask & WPA_BSS_MASK_SSID) {
4279                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4280                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4281                 if (os_snprintf_error(end - pos, ret))
4282                         return 0;
4283                 pos += ret;
4284         }
4285
4286 #ifdef CONFIG_WPS
4287         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4288                 ie = (const u8 *) (bss + 1);
4289                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4290                 if (ret >= end - pos)
4291                         return 0;
4292                 if (ret > 0)
4293                         pos += ret;
4294         }
4295 #endif /* CONFIG_WPS */
4296
4297 #ifdef CONFIG_P2P
4298         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4299                 ie = (const u8 *) (bss + 1);
4300                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4301                 if (ret >= end - pos)
4302                         return 0;
4303                 if (ret > 0)
4304                         pos += ret;
4305         }
4306 #endif /* CONFIG_P2P */
4307
4308 #ifdef CONFIG_WIFI_DISPLAY
4309         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4310                 struct wpabuf *wfd;
4311                 ie = (const u8 *) (bss + 1);
4312                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4313                                                   WFD_IE_VENDOR_TYPE);
4314                 if (wfd) {
4315                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4316                         if (os_snprintf_error(end - pos, ret)) {
4317                                 wpabuf_free(wfd);
4318                                 return 0;
4319                         }
4320                         pos += ret;
4321
4322                         pos += wpa_snprintf_hex(pos, end - pos,
4323                                                 wpabuf_head(wfd),
4324                                                 wpabuf_len(wfd));
4325                         wpabuf_free(wfd);
4326
4327                         ret = os_snprintf(pos, end - pos, "\n");
4328                         if (os_snprintf_error(end - pos, ret))
4329                                 return 0;
4330                         pos += ret;
4331                 }
4332         }
4333 #endif /* CONFIG_WIFI_DISPLAY */
4334
4335 #ifdef CONFIG_INTERWORKING
4336         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4337                 struct wpa_bss_anqp *anqp = bss->anqp;
4338                 struct wpa_bss_anqp_elem *elem;
4339
4340                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4341                                    anqp->capability_list);
4342                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4343                                    anqp->venue_name);
4344                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4345                                    anqp->network_auth_type);
4346                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4347                                    anqp->roaming_consortium);
4348                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4349                                    anqp->ip_addr_type_availability);
4350                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4351                                    anqp->nai_realm);
4352                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4353                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4354                                    anqp->domain_name);
4355 #ifdef CONFIG_HS20
4356                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4357                                    anqp->hs20_capability_list);
4358                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4359                                    anqp->hs20_operator_friendly_name);
4360                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4361                                    anqp->hs20_wan_metrics);
4362                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4363                                    anqp->hs20_connection_capability);
4364                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4365                                    anqp->hs20_operating_class);
4366                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4367                                    anqp->hs20_osu_providers_list);
4368 #endif /* CONFIG_HS20 */
4369
4370                 dl_list_for_each(elem, &anqp->anqp_elems,
4371                                  struct wpa_bss_anqp_elem, list) {
4372                         char title[20];
4373
4374                         os_snprintf(title, sizeof(title), "anqp[%u]",
4375                                     elem->infoid);
4376                         pos = anqp_add_hex(pos, end, title, elem->payload);
4377                 }
4378         }
4379 #endif /* CONFIG_INTERWORKING */
4380
4381 #ifdef CONFIG_MESH
4382         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4383                 ie = (const u8 *) (bss + 1);
4384                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4385                 if (ret >= end - pos)
4386                         return 0;
4387                 if (ret > 0)
4388                         pos += ret;
4389         }
4390 #endif /* CONFIG_MESH */
4391
4392         if (mask & WPA_BSS_MASK_SNR) {
4393                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4394                 if (os_snprintf_error(end - pos, ret))
4395                         return 0;
4396                 pos += ret;
4397         }
4398
4399         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4400                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4401                                   bss->est_throughput);
4402                 if (os_snprintf_error(end - pos, ret))
4403                         return 0;
4404                 pos += ret;
4405         }
4406
4407 #ifdef CONFIG_FST
4408         if (mask & WPA_BSS_MASK_FST) {
4409                 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4410                 if (ret < 0 || ret >= end - pos)
4411                         return 0;
4412                 pos += ret;
4413         }
4414 #endif /* CONFIG_FST */
4415
4416         if (mask & WPA_BSS_MASK_DELIM) {
4417                 ret = os_snprintf(pos, end - pos, "====\n");
4418                 if (os_snprintf_error(end - pos, ret))
4419                         return 0;
4420                 pos += ret;
4421         }
4422
4423         return pos - buf;
4424 }
4425
4426
4427 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4428                                          const char *cmd, char *buf,
4429                                          size_t buflen)
4430 {
4431         u8 bssid[ETH_ALEN];
4432         size_t i;
4433         struct wpa_bss *bss;
4434         struct wpa_bss *bsslast = NULL;
4435         struct dl_list *next;
4436         int ret = 0;
4437         int len;
4438         char *ctmp, *end = buf + buflen;
4439         unsigned long mask = WPA_BSS_MASK_ALL;
4440
4441         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4442                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4443                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4444                                             list_id);
4445                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4446                                                list_id);
4447                 } else { /* N1-N2 */
4448                         unsigned int id1, id2;
4449
4450                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4451                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4452                                            "format");
4453                                 return 0;
4454                         }
4455
4456                         if (*(cmd + 6) == '-')
4457                                 id1 = 0;
4458                         else
4459                                 id1 = atoi(cmd + 6);
4460                         ctmp++;
4461                         if (*ctmp >= '0' && *ctmp <= '9')
4462                                 id2 = atoi(ctmp);
4463                         else
4464                                 id2 = (unsigned int) -1;
4465                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4466                         if (id2 == (unsigned int) -1)
4467                                 bsslast = dl_list_last(&wpa_s->bss_id,
4468                                                        struct wpa_bss,
4469                                                        list_id);
4470                         else {
4471                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4472                                 if (bsslast == NULL && bss && id2 > id1) {
4473                                         struct wpa_bss *tmp = bss;
4474                                         for (;;) {
4475                                                 next = tmp->list_id.next;
4476                                                 if (next == &wpa_s->bss_id)
4477                                                         break;
4478                                                 tmp = dl_list_entry(
4479                                                         next, struct wpa_bss,
4480                                                         list_id);
4481                                                 if (tmp->id > id2)
4482                                                         break;
4483                                                 bsslast = tmp;
4484                                         }
4485                                 }
4486                         }
4487                 }
4488         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4489                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4490         else if (os_strncmp(cmd, "LAST", 4) == 0)
4491                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4492         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4493                 i = atoi(cmd + 3);
4494                 bss = wpa_bss_get_id(wpa_s, i);
4495         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4496                 i = atoi(cmd + 5);
4497                 bss = wpa_bss_get_id(wpa_s, i);
4498                 if (bss) {
4499                         next = bss->list_id.next;
4500                         if (next == &wpa_s->bss_id)
4501                                 bss = NULL;
4502                         else
4503                                 bss = dl_list_entry(next, struct wpa_bss,
4504                                                     list_id);
4505                 }
4506 #ifdef CONFIG_P2P
4507         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4508                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4509                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4510                 else
4511                         bss = NULL;
4512 #endif /* CONFIG_P2P */
4513         } else if (hwaddr_aton(cmd, bssid) == 0)
4514                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4515         else {
4516                 struct wpa_bss *tmp;
4517                 i = atoi(cmd);
4518                 bss = NULL;
4519                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4520                 {
4521                         if (i-- == 0) {
4522                                 bss = tmp;
4523                                 break;
4524                         }
4525                 }
4526         }
4527
4528         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4529                 mask = strtoul(ctmp + 5, NULL, 0x10);
4530                 if (mask == 0)
4531                         mask = WPA_BSS_MASK_ALL;
4532         }
4533
4534         if (bss == NULL)
4535                 return 0;
4536
4537         if (bsslast == NULL)
4538                 bsslast = bss;
4539         do {
4540                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4541                 ret += len;
4542                 buf += len;
4543                 buflen -= len;
4544                 if (bss == bsslast) {
4545                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4546                             (bss == dl_list_last(&wpa_s->bss_id,
4547                                                  struct wpa_bss, list_id))) {
4548                                 int res;
4549
4550                                 res = os_snprintf(buf - 5, end - buf + 5,
4551                                                   "####\n");
4552                                 if (os_snprintf_error(end - buf + 5, res)) {
4553                                         wpa_printf(MSG_DEBUG,
4554                                                    "Could not add end delim");
4555                                 }
4556                         }
4557                         break;
4558                 }
4559                 next = bss->list_id.next;
4560                 if (next == &wpa_s->bss_id)
4561                         break;
4562                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4563         } while (bss && len);
4564
4565         return ret;
4566 }
4567
4568
4569 static int wpa_supplicant_ctrl_iface_ap_scan(
4570         struct wpa_supplicant *wpa_s, char *cmd)
4571 {
4572         int ap_scan = atoi(cmd);
4573         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4574 }
4575
4576
4577 static int wpa_supplicant_ctrl_iface_scan_interval(
4578         struct wpa_supplicant *wpa_s, char *cmd)
4579 {
4580         int scan_int = atoi(cmd);
4581         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4582 }
4583
4584
4585 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4586         struct wpa_supplicant *wpa_s, char *cmd)
4587 {
4588         int expire_age = atoi(cmd);
4589         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4590 }
4591
4592
4593 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4594         struct wpa_supplicant *wpa_s, char *cmd)
4595 {
4596         int expire_count = atoi(cmd);
4597         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4598 }
4599
4600
4601 static void wpa_supplicant_ctrl_iface_bss_flush(
4602         struct wpa_supplicant *wpa_s, char *cmd)
4603 {
4604         int flush_age = atoi(cmd);
4605
4606         if (flush_age == 0)
4607                 wpa_bss_flush(wpa_s);
4608         else
4609                 wpa_bss_flush_by_age(wpa_s, flush_age);
4610 }
4611
4612
4613 #ifdef CONFIG_TESTING_OPTIONS
4614 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4615 {
4616         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4617         /* MLME-DELETEKEYS.request */
4618         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4619         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4620         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4621         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4622 #ifdef CONFIG_IEEE80211W
4623         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4624         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4625 #endif /* CONFIG_IEEE80211W */
4626
4627         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4628                         0);
4629         /* MLME-SETPROTECTION.request(None) */
4630         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4631                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4632                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4633         wpa_sm_drop_sa(wpa_s->wpa);
4634 }
4635 #endif /* CONFIG_TESTING_OPTIONS */
4636
4637
4638 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4639                                           char *addr)
4640 {
4641 #ifdef CONFIG_NO_SCAN_PROCESSING
4642         return -1;
4643 #else /* CONFIG_NO_SCAN_PROCESSING */
4644         u8 bssid[ETH_ALEN];
4645         struct wpa_bss *bss;
4646         struct wpa_ssid *ssid = wpa_s->current_ssid;
4647
4648         if (hwaddr_aton(addr, bssid)) {
4649                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4650                            "address '%s'", addr);
4651                 return -1;
4652         }
4653
4654         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4655
4656         if (!ssid) {
4657                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4658                            "configuration known for the target AP");
4659                 return -1;
4660         }
4661
4662         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4663         if (!bss) {
4664                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4665                            "from BSS table");
4666                 return -1;
4667         }
4668
4669         /*
4670          * TODO: Find best network configuration block from configuration to
4671          * allow roaming to other networks
4672          */
4673
4674         wpa_s->reassociate = 1;
4675         wpa_supplicant_connect(wpa_s, bss, ssid);
4676
4677         return 0;
4678 #endif /* CONFIG_NO_SCAN_PROCESSING */
4679 }
4680
4681
4682 #ifdef CONFIG_P2P
4683 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4684 {
4685         unsigned int timeout = atoi(cmd);
4686         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4687         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4688         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4689         char *pos;
4690         unsigned int search_delay;
4691         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4692         u8 seek_count = 0;
4693         int freq = 0;
4694
4695         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4696                 wpa_dbg(wpa_s, MSG_INFO,
4697                         "Reject P2P_FIND since interface is disabled");
4698                 return -1;
4699         }
4700         if (os_strstr(cmd, "type=social"))
4701                 type = P2P_FIND_ONLY_SOCIAL;
4702         else if (os_strstr(cmd, "type=progressive"))
4703                 type = P2P_FIND_PROGRESSIVE;
4704
4705         pos = os_strstr(cmd, "dev_id=");
4706         if (pos) {
4707                 pos += 7;
4708                 if (hwaddr_aton(pos, dev_id))
4709                         return -1;
4710                 _dev_id = dev_id;
4711         }
4712
4713         pos = os_strstr(cmd, "dev_type=");
4714         if (pos) {
4715                 pos += 9;
4716                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4717                         return -1;
4718                 _dev_type = dev_type;
4719         }
4720
4721         pos = os_strstr(cmd, "delay=");
4722         if (pos) {
4723                 pos += 6;
4724                 search_delay = atoi(pos);
4725         } else
4726                 search_delay = wpas_p2p_search_delay(wpa_s);
4727
4728         pos = os_strstr(cmd, "freq=");
4729         if (pos) {
4730                 pos += 5;
4731                 freq = atoi(pos);
4732                 if (freq <= 0)
4733                         return -1;
4734         }
4735
4736         /* Must be searched for last, because it adds nul termination */
4737         pos = os_strstr(cmd, " seek=");
4738         if (pos)
4739                 pos += 6;
4740         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4741                 char *term;
4742
4743                 _seek[seek_count++] = pos;
4744                 seek = _seek;
4745                 term = os_strchr(pos, ' ');
4746                 if (!term)
4747                         break;
4748                 *term = '\0';
4749                 pos = os_strstr(term + 1, "seek=");
4750                 if (pos)
4751                         pos += 5;
4752         }
4753         if (seek_count > P2P_MAX_QUERY_HASH) {
4754                 seek[0] = NULL;
4755                 seek_count = 1;
4756         }
4757
4758         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4759                              _dev_id, search_delay, seek_count, seek, freq);
4760 }
4761
4762
4763 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4764 {
4765         const char *last = NULL;
4766         const char *token;
4767         long int token_len;
4768         unsigned int i;
4769
4770         /* Expected predefined CPT names delimited by ':' */
4771         for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4772                 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4773                         wpa_printf(MSG_ERROR,
4774                                    "P2PS: CPT name list is too long, expected up to %d names",
4775                                    P2PS_FEATURE_CAPAB_CPT_MAX);
4776                         cpt[0] = 0;
4777                         return -1;
4778                 }
4779
4780                 token_len = last - token;
4781
4782                 if (token_len  == 3 &&
4783                     os_memcmp(token, "UDP", token_len) == 0) {
4784                         cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4785                 } else if (token_len == 3 &&
4786                            os_memcmp(token, "MAC", token_len) == 0) {
4787                         cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4788                 } else {
4789                         wpa_printf(MSG_ERROR,
4790                                    "P2PS: Unsupported CPT name '%s'", token);
4791                         cpt[0] = 0;
4792                         return -1;
4793                 }
4794
4795                 if (isblank((unsigned char) *last)) {
4796                         i++;
4797                         break;
4798                 }
4799         }
4800         cpt[i] = 0;
4801         return 0;
4802 }
4803
4804
4805 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4806 {
4807         struct p2ps_provision *p2ps_prov;
4808         char *pos;
4809         size_t info_len = 0;
4810         char *info = NULL;
4811         u8 role = P2PS_SETUP_NONE;
4812         long long unsigned val;
4813         int i;
4814
4815         pos = os_strstr(cmd, "info=");
4816         if (pos) {
4817                 pos += 5;
4818                 info_len = os_strlen(pos);
4819
4820                 if (info_len) {
4821                         info = os_malloc(info_len + 1);
4822                         if (info) {
4823                                 info_len = utf8_unescape(pos, info_len,
4824                                                          info, info_len + 1);
4825                         } else
4826                                 info_len = 0;
4827                 }
4828         }
4829
4830         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4831         if (p2ps_prov == NULL) {
4832                 os_free(info);
4833                 return NULL;
4834         }
4835
4836         if (info) {
4837                 os_memcpy(p2ps_prov->info, info, info_len);
4838                 p2ps_prov->info[info_len] = '\0';
4839                 os_free(info);
4840         }
4841
4842         pos = os_strstr(cmd, "status=");
4843         if (pos)
4844                 p2ps_prov->status = atoi(pos + 7);
4845         else
4846                 p2ps_prov->status = -1;
4847
4848         pos = os_strstr(cmd, "adv_id=");
4849         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4850                 goto invalid_args;
4851         p2ps_prov->adv_id = val;
4852
4853         pos = os_strstr(cmd, "method=");
4854         if (pos)
4855                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4856         else
4857                 p2ps_prov->method = 0;
4858
4859         pos = os_strstr(cmd, "session=");
4860         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4861                 goto invalid_args;
4862         p2ps_prov->session_id = val;
4863
4864         pos = os_strstr(cmd, "adv_mac=");
4865         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4866                 goto invalid_args;
4867
4868         pos = os_strstr(cmd, "session_mac=");
4869         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4870                 goto invalid_args;
4871
4872         pos = os_strstr(cmd, "cpt=");
4873         if (pos) {
4874                 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4875                                                  p2ps_prov->cpt_priority))
4876                         goto invalid_args;
4877         } else {
4878                 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4879         }
4880
4881         for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4882                 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4883
4884         /* force conncap with tstCap (no sanity checks) */
4885         pos = os_strstr(cmd, "tstCap=");
4886         if (pos) {
4887                 role = strtol(pos + 7, NULL, 16);
4888         } else {
4889                 pos = os_strstr(cmd, "role=");
4890                 if (pos) {
4891                         role = strtol(pos + 5, NULL, 16);
4892                         if (role != P2PS_SETUP_CLIENT &&
4893                             role != P2PS_SETUP_GROUP_OWNER)
4894                                 role = P2PS_SETUP_NONE;
4895                 }
4896         }
4897         p2ps_prov->role = role;
4898
4899         return p2ps_prov;
4900
4901 invalid_args:
4902         os_free(p2ps_prov);
4903         return NULL;
4904 }
4905
4906
4907 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4908 {
4909         u8 addr[ETH_ALEN];
4910         struct p2ps_provision *p2ps_prov;
4911         char *pos;
4912
4913         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4914
4915         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4916
4917         if (hwaddr_aton(cmd, addr))
4918                 return -1;
4919
4920         pos = cmd + 17;
4921         if (*pos != ' ')
4922                 return -1;
4923
4924         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4925         if (!p2ps_prov)
4926                 return -1;
4927
4928         if (p2ps_prov->status < 0) {
4929                 os_free(p2ps_prov);
4930                 return -1;
4931         }
4932
4933         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4934                                   p2ps_prov);
4935 }
4936
4937
4938 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4939 {
4940         u8 addr[ETH_ALEN];
4941         struct p2ps_provision *p2ps_prov;
4942         char *pos;
4943
4944         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4945          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4946          */
4947
4948         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4949         if (hwaddr_aton(cmd, addr))
4950                 return -1;
4951
4952         pos = cmd + 17;
4953         if (*pos != ' ')
4954                 return -1;
4955
4956         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4957         if (!p2ps_prov)
4958                 return -1;
4959
4960         p2ps_prov->pd_seeker = 1;
4961
4962         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4963                                   p2ps_prov);
4964 }
4965
4966
4967 static int parse_freq(int chwidth, int freq2)
4968 {
4969         if (freq2 < 0)
4970                 return -1;
4971         if (freq2)
4972                 return VHT_CHANWIDTH_80P80MHZ;
4973
4974         switch (chwidth) {
4975         case 0:
4976         case 20:
4977         case 40:
4978                 return VHT_CHANWIDTH_USE_HT;
4979         case 80:
4980                 return VHT_CHANWIDTH_80MHZ;
4981         case 160:
4982                 return VHT_CHANWIDTH_160MHZ;
4983         default:
4984                 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4985                            chwidth);
4986                 return -1;
4987         }
4988 }
4989
4990
4991 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4992                             char *buf, size_t buflen)
4993 {
4994         u8 addr[ETH_ALEN];
4995         char *pos, *pos2;
4996         char *pin = NULL;
4997         enum p2p_wps_method wps_method;
4998         int new_pin;
4999         int ret;
5000         int persistent_group, persistent_id = -1;
5001         int join;
5002         int auth;
5003         int automatic;
5004         int go_intent = -1;
5005         int freq = 0;
5006         int pd;
5007         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5008         u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
5009         size_t group_ssid_len = 0;
5010
5011         if (!wpa_s->global->p2p_init_wpa_s)
5012                 return -1;
5013         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
5014                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
5015                         wpa_s->global->p2p_init_wpa_s->ifname);
5016                 wpa_s = wpa_s->global->p2p_init_wpa_s;
5017         }
5018
5019         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
5020          * [persistent|persistent=<network id>]
5021          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
5022          * [ht40] [vht] [auto] [ssid=<hexdump>] */
5023
5024         if (hwaddr_aton(cmd, addr))
5025                 return -1;
5026
5027         pos = cmd + 17;
5028         if (*pos != ' ')
5029                 return -1;
5030         pos++;
5031
5032         persistent_group = os_strstr(pos, " persistent") != NULL;
5033         pos2 = os_strstr(pos, " persistent=");
5034         if (pos2) {
5035                 struct wpa_ssid *ssid;
5036                 persistent_id = atoi(pos2 + 12);
5037                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
5038                 if (ssid == NULL || ssid->disabled != 2 ||
5039                     ssid->mode != WPAS_MODE_P2P_GO) {
5040                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
5041                                    "SSID id=%d for persistent P2P group (GO)",
5042                                    persistent_id);
5043                         return -1;
5044                 }
5045         }
5046         join = os_strstr(pos, " join") != NULL;
5047         auth = os_strstr(pos, " auth") != NULL;
5048         automatic = os_strstr(pos, " auto") != NULL;
5049         pd = os_strstr(pos, " provdisc") != NULL;
5050         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5051         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5052                 vht;
5053
5054         pos2 = os_strstr(pos, " go_intent=");
5055         if (pos2) {
5056                 pos2 += 11;
5057                 go_intent = atoi(pos2);
5058                 if (go_intent < 0 || go_intent > 15)
5059                         return -1;
5060         }
5061
5062         pos2 = os_strstr(pos, " freq=");
5063         if (pos2) {
5064                 pos2 += 6;
5065                 freq = atoi(pos2);
5066                 if (freq <= 0)
5067                         return -1;
5068         }
5069
5070         pos2 = os_strstr(pos, " freq2=");
5071         if (pos2)
5072                 freq2 = atoi(pos2 + 7);
5073
5074         pos2 = os_strstr(pos, " max_oper_chwidth=");
5075         if (pos2)
5076                 chwidth = atoi(pos2 + 18);
5077
5078         max_oper_chwidth = parse_freq(chwidth, freq2);
5079         if (max_oper_chwidth < 0)
5080                 return -1;
5081
5082         pos2 = os_strstr(pos, " ssid=");
5083         if (pos2) {
5084                 char *end;
5085
5086                 pos2 += 6;
5087                 end = os_strchr(pos2, ' ');
5088                 if (!end)
5089                         group_ssid_len = os_strlen(pos2) / 2;
5090                 else
5091                         group_ssid_len = (end - pos2) / 2;
5092                 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5093                     hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5094                         return -1;
5095                 group_ssid = _group_ssid;
5096         }
5097
5098         if (os_strncmp(pos, "pin", 3) == 0) {
5099                 /* Request random PIN (to be displayed) and enable the PIN */
5100                 wps_method = WPS_PIN_DISPLAY;
5101         } else if (os_strncmp(pos, "pbc", 3) == 0) {
5102                 wps_method = WPS_PBC;
5103         } else if (os_strstr(pos, "p2ps") != NULL) {
5104                 wps_method = WPS_P2PS;
5105         } else {
5106                 pin = pos;
5107                 pos = os_strchr(pin, ' ');
5108                 wps_method = WPS_PIN_KEYPAD;
5109                 if (pos) {
5110                         *pos++ = '\0';
5111                         if (os_strncmp(pos, "display", 7) == 0)
5112                                 wps_method = WPS_PIN_DISPLAY;
5113                 }
5114                 if (!wps_pin_str_valid(pin)) {
5115                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5116                         return 17;
5117                 }
5118         }
5119
5120         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5121                                    persistent_group, automatic, join,
5122                                    auth, go_intent, freq, freq2, persistent_id,
5123                                    pd, ht40, vht, max_oper_chwidth,
5124                                    group_ssid, group_ssid_len);
5125         if (new_pin == -2) {
5126                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5127                 return 25;
5128         }
5129         if (new_pin == -3) {
5130                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5131                 return 25;
5132         }
5133         if (new_pin < 0)
5134                 return -1;
5135         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5136                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5137                 if (os_snprintf_error(buflen, ret))
5138                         return -1;
5139                 return ret;
5140         }
5141
5142         os_memcpy(buf, "OK\n", 3);
5143         return 3;
5144 }
5145
5146
5147 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5148 {
5149         unsigned int timeout = atoi(cmd);
5150         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5151                 wpa_dbg(wpa_s, MSG_INFO,
5152                         "Reject P2P_LISTEN since interface is disabled");
5153                 return -1;
5154         }
5155         return wpas_p2p_listen(wpa_s, timeout);
5156 }
5157
5158
5159 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5160 {
5161         u8 addr[ETH_ALEN];
5162         char *pos;
5163         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5164
5165         /* <addr> <config method> [join|auto] */
5166
5167         if (hwaddr_aton(cmd, addr))
5168                 return -1;
5169
5170         pos = cmd + 17;
5171         if (*pos != ' ')
5172                 return -1;
5173         pos++;
5174
5175         if (os_strstr(pos, " join") != NULL)
5176                 use = WPAS_P2P_PD_FOR_JOIN;
5177         else if (os_strstr(pos, " auto") != NULL)
5178                 use = WPAS_P2P_PD_AUTO;
5179
5180         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5181 }
5182
5183
5184 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5185                               size_t buflen)
5186 {
5187         struct wpa_ssid *ssid = wpa_s->current_ssid;
5188
5189         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5190             ssid->passphrase == NULL)
5191                 return -1;
5192
5193         os_strlcpy(buf, ssid->passphrase, buflen);
5194         return os_strlen(buf);
5195 }
5196
5197
5198 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5199                                   char *buf, size_t buflen)
5200 {
5201         u64 ref;
5202         int res;
5203         u8 dst_buf[ETH_ALEN], *dst;
5204         struct wpabuf *tlvs;
5205         char *pos;
5206         size_t len;
5207
5208         if (hwaddr_aton(cmd, dst_buf))
5209                 return -1;
5210         dst = dst_buf;
5211         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5212             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5213                 dst = NULL;
5214         pos = cmd + 17;
5215         if (*pos != ' ')
5216                 return -1;
5217         pos++;
5218
5219         if (os_strncmp(pos, "upnp ", 5) == 0) {
5220                 u8 version;
5221                 pos += 5;
5222                 if (hexstr2bin(pos, &version, 1) < 0)
5223                         return -1;
5224                 pos += 2;
5225                 if (*pos != ' ')
5226                         return -1;
5227                 pos++;
5228                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5229 #ifdef CONFIG_WIFI_DISPLAY
5230         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5231                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5232 #endif /* CONFIG_WIFI_DISPLAY */
5233         } else if (os_strncmp(pos, "asp ", 4) == 0) {
5234                 char *svc_str;
5235                 char *svc_info = NULL;
5236                 u32 id;
5237
5238                 pos += 4;
5239                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5240                         return -1;
5241
5242                 pos = os_strchr(pos, ' ');
5243                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5244                         return -1;
5245
5246                 svc_str = pos + 1;
5247
5248                 pos = os_strchr(svc_str, ' ');
5249
5250                 if (pos)
5251                         *pos++ = '\0';
5252
5253                 /* All remaining data is the svc_info string */
5254                 if (pos && pos[0] && pos[0] != ' ') {
5255                         len = os_strlen(pos);
5256
5257                         /* Unescape in place */
5258                         len = utf8_unescape(pos, len, pos, len);
5259                         if (len > 0xff)
5260                                 return -1;
5261
5262                         svc_info = pos;
5263                 }
5264
5265                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5266                                               svc_str, svc_info);
5267         } else {
5268                 len = os_strlen(pos);
5269                 if (len & 1)
5270                         return -1;
5271                 len /= 2;
5272                 tlvs = wpabuf_alloc(len);
5273                 if (tlvs == NULL)
5274                         return -1;
5275                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5276                         wpabuf_free(tlvs);
5277                         return -1;
5278                 }
5279
5280                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5281                 wpabuf_free(tlvs);
5282         }
5283         if (ref == 0)
5284                 return -1;
5285         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5286         if (os_snprintf_error(buflen, res))
5287                 return -1;
5288         return res;
5289 }
5290
5291
5292 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5293                                          char *cmd)
5294 {
5295         long long unsigned val;
5296         u64 req;
5297         if (sscanf(cmd, "%llx", &val) != 1)
5298                 return -1;
5299         req = val;
5300         return wpas_p2p_sd_cancel_request(wpa_s, req);
5301 }
5302
5303
5304 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5305 {
5306         int freq;
5307         u8 dst[ETH_ALEN];
5308         u8 dialog_token;
5309         struct wpabuf *resp_tlvs;
5310         char *pos, *pos2;
5311         size_t len;
5312
5313         pos = os_strchr(cmd, ' ');
5314         if (pos == NULL)
5315                 return -1;
5316         *pos++ = '\0';
5317         freq = atoi(cmd);
5318         if (freq == 0)
5319                 return -1;
5320
5321         if (hwaddr_aton(pos, dst))
5322                 return -1;
5323         pos += 17;
5324         if (*pos != ' ')
5325                 return -1;
5326         pos++;
5327
5328         pos2 = os_strchr(pos, ' ');
5329         if (pos2 == NULL)
5330                 return -1;
5331         *pos2++ = '\0';
5332         dialog_token = atoi(pos);
5333
5334         len = os_strlen(pos2);
5335         if (len & 1)
5336                 return -1;
5337         len /= 2;
5338         resp_tlvs = wpabuf_alloc(len);
5339         if (resp_tlvs == NULL)
5340                 return -1;
5341         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5342                 wpabuf_free(resp_tlvs);
5343                 return -1;
5344         }
5345
5346         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5347         wpabuf_free(resp_tlvs);
5348         return 0;
5349 }
5350
5351
5352 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5353                                        char *cmd)
5354 {
5355         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5356                 return -1;
5357         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5358         return 0;
5359 }
5360
5361
5362 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5363                                         char *cmd)
5364 {
5365         char *pos;
5366         size_t len;
5367         struct wpabuf *query, *resp;
5368
5369         pos = os_strchr(cmd, ' ');
5370         if (pos == NULL)
5371                 return -1;
5372         *pos++ = '\0';
5373
5374         len = os_strlen(cmd);
5375         if (len & 1)
5376                 return -1;
5377         len /= 2;
5378         query = wpabuf_alloc(len);
5379         if (query == NULL)
5380                 return -1;
5381         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5382                 wpabuf_free(query);
5383                 return -1;
5384         }
5385
5386         len = os_strlen(pos);
5387         if (len & 1) {
5388                 wpabuf_free(query);
5389                 return -1;
5390         }
5391         len /= 2;
5392         resp = wpabuf_alloc(len);
5393         if (resp == NULL) {
5394                 wpabuf_free(query);
5395                 return -1;
5396         }
5397         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5398                 wpabuf_free(query);
5399                 wpabuf_free(resp);
5400                 return -1;
5401         }
5402
5403         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5404                 wpabuf_free(query);
5405                 wpabuf_free(resp);
5406                 return -1;
5407         }
5408         return 0;
5409 }
5410
5411
5412 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5413 {
5414         char *pos;
5415         u8 version;
5416
5417         pos = os_strchr(cmd, ' ');
5418         if (pos == NULL)
5419                 return -1;
5420         *pos++ = '\0';
5421
5422         if (hexstr2bin(cmd, &version, 1) < 0)
5423                 return -1;
5424
5425         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5426 }
5427
5428
5429 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5430                                     u8 replace, char *cmd)
5431 {
5432         char *pos;
5433         char *adv_str;
5434         u32 auto_accept, adv_id, svc_state, config_methods;
5435         char *svc_info = NULL;
5436         char *cpt_prio_str;
5437         u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5438
5439         pos = os_strchr(cmd, ' ');
5440         if (pos == NULL)
5441                 return -1;
5442         *pos++ = '\0';
5443
5444         /* Auto-Accept value is mandatory, and must be one of the
5445          * single values (0, 1, 2, 4) */
5446         auto_accept = atoi(cmd);
5447         switch (auto_accept) {
5448         case P2PS_SETUP_NONE: /* No auto-accept */
5449         case P2PS_SETUP_NEW:
5450         case P2PS_SETUP_CLIENT:
5451         case P2PS_SETUP_GROUP_OWNER:
5452                 break;
5453         default:
5454                 return -1;
5455         }
5456
5457         /* Advertisement ID is mandatory */
5458         cmd = pos;
5459         pos = os_strchr(cmd, ' ');
5460         if (pos == NULL)
5461                 return -1;
5462         *pos++ = '\0';
5463
5464         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5465         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5466                 return -1;
5467
5468         /* Only allow replacements if exist, and adds if not */
5469         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5470                 if (!replace)
5471                         return -1;
5472         } else {
5473                 if (replace)
5474                         return -1;
5475         }
5476
5477         /* svc_state between 0 - 0xff is mandatory */
5478         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5479                 return -1;
5480
5481         pos = os_strchr(pos, ' ');
5482         if (pos == NULL)
5483                 return -1;
5484
5485         /* config_methods is mandatory */
5486         pos++;
5487         if (sscanf(pos, "%x", &config_methods) != 1)
5488                 return -1;
5489
5490         if (!(config_methods &
5491               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5492                 return -1;
5493
5494         pos = os_strchr(pos, ' ');
5495         if (pos == NULL)
5496                 return -1;
5497
5498         pos++;
5499         adv_str = pos;
5500
5501         /* Advertisement string is mandatory */
5502         if (!pos[0] || pos[0] == ' ')
5503                 return -1;
5504
5505         /* Terminate svc string */
5506         pos = os_strchr(pos, ' ');
5507         if (pos != NULL)
5508                 *pos++ = '\0';
5509
5510         cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5511         if (cpt_prio_str) {
5512                 pos = os_strchr(pos, ' ');
5513                 if (pos != NULL)
5514                         *pos++ = '\0';
5515
5516                 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5517                         return -1;
5518         } else {
5519                 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5520                 cpt_prio[1] = 0;
5521         }
5522
5523         /* Service and Response Information are optional */
5524         if (pos && pos[0]) {
5525                 size_t len;
5526
5527                 /* Note the bare ' included, which cannot exist legally
5528                  * in unescaped string. */
5529                 svc_info = os_strstr(pos, "svc_info='");
5530
5531                 if (svc_info) {
5532                         svc_info += 9;
5533                         len = os_strlen(svc_info);
5534                         utf8_unescape(svc_info, len, svc_info, len);
5535                 }
5536         }
5537
5538         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5539                                         (u8) svc_state, (u16) config_methods,
5540                                         svc_info, cpt_prio);
5541 }
5542
5543
5544 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5545 {
5546         char *pos;
5547
5548         pos = os_strchr(cmd, ' ');
5549         if (pos == NULL)
5550                 return -1;
5551         *pos++ = '\0';
5552
5553         if (os_strcmp(cmd, "bonjour") == 0)
5554                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5555         if (os_strcmp(cmd, "upnp") == 0)
5556                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5557         if (os_strcmp(cmd, "asp") == 0)
5558                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5559         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5560         return -1;
5561 }
5562
5563
5564 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5565                                         char *cmd)
5566 {
5567         size_t len;
5568         struct wpabuf *query;
5569         int ret;
5570
5571         len = os_strlen(cmd);
5572         if (len & 1)
5573                 return -1;
5574         len /= 2;
5575         query = wpabuf_alloc(len);
5576         if (query == NULL)
5577                 return -1;
5578         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5579                 wpabuf_free(query);
5580                 return -1;
5581         }
5582
5583         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5584         wpabuf_free(query);
5585         return ret;
5586 }
5587
5588
5589 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5590 {
5591         char *pos;
5592         u8 version;
5593
5594         pos = os_strchr(cmd, ' ');
5595         if (pos == NULL)
5596                 return -1;
5597         *pos++ = '\0';
5598
5599         if (hexstr2bin(cmd, &version, 1) < 0)
5600                 return -1;
5601
5602         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5603 }
5604
5605
5606 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5607 {
5608         u32 adv_id;
5609
5610         if (os_strcmp(cmd, "all") == 0) {
5611                 wpas_p2p_service_flush_asp(wpa_s);
5612                 return 0;
5613         }
5614
5615         if (sscanf(cmd, "%x", &adv_id) != 1)
5616                 return -1;
5617
5618         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5619 }
5620
5621
5622 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5623 {
5624         char *pos;
5625
5626         pos = os_strchr(cmd, ' ');
5627         if (pos == NULL)
5628                 return -1;
5629         *pos++ = '\0';
5630
5631         if (os_strcmp(cmd, "bonjour") == 0)
5632                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5633         if (os_strcmp(cmd, "upnp") == 0)
5634                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5635         if (os_strcmp(cmd, "asp") == 0)
5636                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5637         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5638         return -1;
5639 }
5640
5641
5642 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5643 {
5644         char *pos;
5645
5646         pos = os_strchr(cmd, ' ');
5647         if (pos == NULL)
5648                 return -1;
5649         *pos++ = '\0';
5650
5651         if (os_strcmp(cmd, "asp") == 0)
5652                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5653
5654         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5655         return -1;
5656 }
5657
5658
5659 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5660 {
5661         u8 addr[ETH_ALEN];
5662
5663         /* <addr> */
5664
5665         if (hwaddr_aton(cmd, addr))
5666                 return -1;
5667
5668         return wpas_p2p_reject(wpa_s, addr);
5669 }
5670
5671
5672 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5673 {
5674         char *pos;
5675         int id;
5676         struct wpa_ssid *ssid;
5677         u8 *_peer = NULL, peer[ETH_ALEN];
5678         int freq = 0, pref_freq = 0;
5679         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5680
5681         id = atoi(cmd);
5682         pos = os_strstr(cmd, " peer=");
5683         if (pos) {
5684                 pos += 6;
5685                 if (hwaddr_aton(pos, peer))
5686                         return -1;
5687                 _peer = peer;
5688         }
5689         ssid = wpa_config_get_network(wpa_s->conf, id);
5690         if (ssid == NULL || ssid->disabled != 2) {
5691                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5692                            "for persistent P2P group",
5693                            id);
5694                 return -1;
5695         }
5696
5697         pos = os_strstr(cmd, " freq=");
5698         if (pos) {
5699                 pos += 6;
5700                 freq = atoi(pos);
5701                 if (freq <= 0)
5702                         return -1;
5703         }
5704
5705         pos = os_strstr(cmd, " pref=");
5706         if (pos) {
5707                 pos += 6;
5708                 pref_freq = atoi(pos);
5709                 if (pref_freq <= 0)
5710                         return -1;
5711         }
5712
5713         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5714         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5715                 vht;
5716
5717         pos = os_strstr(cmd, "freq2=");
5718         if (pos)
5719                 freq2 = atoi(pos + 6);
5720
5721         pos = os_strstr(cmd, " max_oper_chwidth=");
5722         if (pos)
5723                 chwidth = atoi(pos + 18);
5724
5725         max_oper_chwidth = parse_freq(chwidth, freq2);
5726         if (max_oper_chwidth < 0)
5727                 return -1;
5728
5729         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5730                                max_oper_chwidth, pref_freq);
5731 }
5732
5733
5734 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5735 {
5736         char *pos;
5737         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5738
5739         pos = os_strstr(cmd, " peer=");
5740         if (!pos)
5741                 return -1;
5742
5743         *pos = '\0';
5744         pos += 6;
5745         if (hwaddr_aton(pos, peer)) {
5746                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5747                 return -1;
5748         }
5749
5750         pos = os_strstr(pos, " go_dev_addr=");
5751         if (pos) {
5752                 pos += 13;
5753                 if (hwaddr_aton(pos, go_dev_addr)) {
5754                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5755                                    pos);
5756                         return -1;
5757                 }
5758                 go_dev = go_dev_addr;
5759         }
5760
5761         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5762 }
5763
5764
5765 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5766 {
5767         if (os_strncmp(cmd, "persistent=", 11) == 0)
5768                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5769         if (os_strncmp(cmd, "group=", 6) == 0)
5770                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5771
5772         return -1;
5773 }
5774
5775
5776 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5777                                          int id, int freq, int vht_center_freq2,
5778                                          int ht40, int vht, int vht_chwidth)
5779 {
5780         struct wpa_ssid *ssid;
5781
5782         ssid = wpa_config_get_network(wpa_s->conf, id);
5783         if (ssid == NULL || ssid->disabled != 2) {
5784                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5785                            "for persistent P2P group",
5786                            id);
5787                 return -1;
5788         }
5789
5790         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5791                                              vht_center_freq2, 0, ht40, vht,
5792                                              vht_chwidth, NULL, 0, 0);
5793 }
5794
5795
5796 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5797 {
5798         int freq = 0, persistent = 0, group_id = -1;
5799         int vht = wpa_s->conf->p2p_go_vht;
5800         int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5801         int max_oper_chwidth, chwidth = 0, freq2 = 0;
5802         char *token, *context = NULL;
5803
5804         while ((token = str_token(cmd, " ", &context))) {
5805                 if (sscanf(token, "freq=%d", &freq) == 1 ||
5806                     sscanf(token, "freq2=%d", &freq2) == 1 ||
5807                     sscanf(token, "persistent=%d", &group_id) == 1 ||
5808                     sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5809                         continue;
5810                 } else if (os_strcmp(token, "ht40") == 0) {
5811                         ht40 = 1;
5812                 } else if (os_strcmp(token, "vht") == 0) {
5813                         vht = 1;
5814                         ht40 = 1;
5815                 } else if (os_strcmp(token, "persistent") == 0) {
5816                         persistent = 1;
5817                 } else {
5818                         wpa_printf(MSG_DEBUG,
5819                                    "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5820                                    token);
5821                         return -1;
5822                 }
5823         }
5824
5825         max_oper_chwidth = parse_freq(chwidth, freq2);
5826         if (max_oper_chwidth < 0)
5827                 return -1;
5828
5829         if (group_id >= 0)
5830                 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5831                                                      freq, freq2, ht40, vht,
5832                                                      max_oper_chwidth);
5833
5834         return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5835                                   max_oper_chwidth);
5836 }
5837
5838
5839 static int p2p_ctrl_group_member(struct wpa_supplicant *wpa_s, const char *cmd,
5840                                  char *buf, size_t buflen)
5841 {
5842         u8 dev_addr[ETH_ALEN];
5843         struct wpa_ssid *ssid;
5844         int res;
5845         const u8 *iaddr;
5846
5847         ssid = wpa_s->current_ssid;
5848         if (!wpa_s->global->p2p || !ssid || ssid->mode != WPAS_MODE_P2P_GO ||
5849             hwaddr_aton(cmd, dev_addr))
5850                 return -1;
5851
5852         iaddr = p2p_group_get_client_interface_addr(wpa_s->p2p_group, dev_addr);
5853         if (!iaddr)
5854                 return -1;
5855         res = os_snprintf(buf, buflen, MACSTR, MAC2STR(iaddr));
5856         if (os_snprintf_error(buflen, res))
5857                 return -1;
5858         return res;
5859 }
5860
5861
5862 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5863                          char *buf, size_t buflen)
5864 {
5865         u8 addr[ETH_ALEN], *addr_ptr;
5866         int next, res;
5867         const struct p2p_peer_info *info;
5868         char *pos, *end;
5869         char devtype[WPS_DEV_TYPE_BUFSIZE];
5870         struct wpa_ssid *ssid;
5871         size_t i;
5872
5873         if (!wpa_s->global->p2p)
5874                 return -1;
5875
5876         if (os_strcmp(cmd, "FIRST") == 0) {
5877                 addr_ptr = NULL;
5878                 next = 0;
5879         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5880                 if (hwaddr_aton(cmd + 5, addr) < 0)
5881                         return -1;
5882                 addr_ptr = addr;
5883                 next = 1;
5884         } else {
5885                 if (hwaddr_aton(cmd, addr) < 0)
5886                         return -1;
5887                 addr_ptr = addr;
5888                 next = 0;
5889         }
5890
5891         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5892         if (info == NULL)
5893                 return -1;
5894
5895         pos = buf;
5896         end = buf + buflen;
5897
5898         res = os_snprintf(pos, end - pos, MACSTR "\n"
5899                           "pri_dev_type=%s\n"
5900                           "device_name=%s\n"
5901                           "manufacturer=%s\n"
5902                           "model_name=%s\n"
5903                           "model_number=%s\n"
5904                           "serial_number=%s\n"
5905                           "config_methods=0x%x\n"
5906                           "dev_capab=0x%x\n"
5907                           "group_capab=0x%x\n"
5908                           "level=%d\n",
5909                           MAC2STR(info->p2p_device_addr),
5910                           wps_dev_type_bin2str(info->pri_dev_type,
5911                                                devtype, sizeof(devtype)),
5912                           info->device_name,
5913                           info->manufacturer,
5914                           info->model_name,
5915                           info->model_number,
5916                           info->serial_number,
5917                           info->config_methods,
5918                           info->dev_capab,
5919                           info->group_capab,
5920                           info->level);
5921         if (os_snprintf_error(end - pos, res))
5922                 return pos - buf;
5923         pos += res;
5924
5925         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5926         {
5927                 const u8 *t;
5928                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5929                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5930                                   wps_dev_type_bin2str(t, devtype,
5931                                                        sizeof(devtype)));
5932                 if (os_snprintf_error(end - pos, res))
5933                         return pos - buf;
5934                 pos += res;
5935         }
5936
5937         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5938         if (ssid) {
5939                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5940                 if (os_snprintf_error(end - pos, res))
5941                         return pos - buf;
5942                 pos += res;
5943         }
5944
5945         res = p2p_get_peer_info_txt(info, pos, end - pos);
5946         if (res < 0)
5947                 return pos - buf;
5948         pos += res;
5949
5950         if (info->vendor_elems) {
5951                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5952                 if (os_snprintf_error(end - pos, res))
5953                         return pos - buf;
5954                 pos += res;
5955
5956                 pos += wpa_snprintf_hex(pos, end - pos,
5957                                         wpabuf_head(info->vendor_elems),
5958                                         wpabuf_len(info->vendor_elems));
5959
5960                 res = os_snprintf(pos, end - pos, "\n");
5961                 if (os_snprintf_error(end - pos, res))
5962                         return pos - buf;
5963                 pos += res;
5964         }
5965
5966         return pos - buf;
5967 }
5968
5969
5970 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5971                                   const char *param)
5972 {
5973         unsigned int i;
5974
5975         if (wpa_s->global->p2p == NULL)
5976                 return -1;
5977
5978         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5979                 return -1;
5980
5981         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5982                 struct wpa_freq_range *freq;
5983                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5984                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5985                            freq->min, freq->max);
5986         }
5987
5988         wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5989         return 0;
5990 }
5991
5992
5993 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5994 {
5995         char *param;
5996
5997         if (wpa_s->global->p2p == NULL)
5998                 return -1;
5999
6000         param = os_strchr(cmd, ' ');
6001         if (param == NULL)
6002                 return -1;
6003         *param++ = '\0';
6004
6005         if (os_strcmp(cmd, "discoverability") == 0) {
6006                 p2p_set_client_discoverability(wpa_s->global->p2p,
6007                                                atoi(param));
6008                 return 0;
6009         }
6010
6011         if (os_strcmp(cmd, "managed") == 0) {
6012                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
6013                 return 0;
6014         }
6015
6016         if (os_strcmp(cmd, "listen_channel") == 0) {
6017                 char *pos;
6018                 u8 channel, op_class;
6019
6020                 channel = atoi(param);
6021                 pos = os_strchr(param, ' ');
6022                 op_class = pos ? atoi(pos) : 81;
6023
6024                 return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
6025                                               channel, 1);
6026         }
6027
6028         if (os_strcmp(cmd, "ssid_postfix") == 0) {
6029                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
6030                                             os_strlen(param));
6031         }
6032
6033         if (os_strcmp(cmd, "noa") == 0) {
6034                 char *pos;
6035                 int count, start, duration;
6036                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
6037                 count = atoi(param);
6038                 pos = os_strchr(param, ',');
6039                 if (pos == NULL)
6040                         return -1;
6041                 pos++;
6042                 start = atoi(pos);
6043                 pos = os_strchr(pos, ',');
6044                 if (pos == NULL)
6045                         return -1;
6046                 pos++;
6047                 duration = atoi(pos);
6048                 if (count < 0 || count > 255 || start < 0 || duration < 0)
6049                         return -1;
6050                 if (count == 0 && duration > 0)
6051                         return -1;
6052                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
6053                            "start=%d duration=%d", count, start, duration);
6054                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
6055         }
6056
6057         if (os_strcmp(cmd, "ps") == 0)
6058                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
6059
6060         if (os_strcmp(cmd, "oppps") == 0)
6061                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
6062
6063         if (os_strcmp(cmd, "ctwindow") == 0)
6064                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
6065
6066         if (os_strcmp(cmd, "disabled") == 0) {
6067                 wpa_s->global->p2p_disabled = atoi(param);
6068                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
6069                            wpa_s->global->p2p_disabled ?
6070                            "disabled" : "enabled");
6071                 if (wpa_s->global->p2p_disabled) {
6072                         wpas_p2p_stop_find(wpa_s);
6073                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6074                         p2p_flush(wpa_s->global->p2p);
6075                 }
6076                 return 0;
6077         }
6078
6079         if (os_strcmp(cmd, "conc_pref") == 0) {
6080                 if (os_strcmp(param, "sta") == 0)
6081                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
6082                 else if (os_strcmp(param, "p2p") == 0)
6083                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
6084                 else {
6085                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
6086                         return -1;
6087                 }
6088                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
6089                            "%s", param);
6090                 return 0;
6091         }
6092
6093         if (os_strcmp(cmd, "force_long_sd") == 0) {
6094                 wpa_s->force_long_sd = atoi(param);
6095                 return 0;
6096         }
6097
6098         if (os_strcmp(cmd, "peer_filter") == 0) {
6099                 u8 addr[ETH_ALEN];
6100                 if (hwaddr_aton(param, addr))
6101                         return -1;
6102                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6103                 return 0;
6104         }
6105
6106         if (os_strcmp(cmd, "cross_connect") == 0)
6107                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6108
6109         if (os_strcmp(cmd, "go_apsd") == 0) {
6110                 if (os_strcmp(param, "disable") == 0)
6111                         wpa_s->set_ap_uapsd = 0;
6112                 else {
6113                         wpa_s->set_ap_uapsd = 1;
6114                         wpa_s->ap_uapsd = atoi(param);
6115                 }
6116                 return 0;
6117         }
6118
6119         if (os_strcmp(cmd, "client_apsd") == 0) {
6120                 if (os_strcmp(param, "disable") == 0)
6121                         wpa_s->set_sta_uapsd = 0;
6122                 else {
6123                         int be, bk, vi, vo;
6124                         char *pos;
6125                         /* format: BE,BK,VI,VO;max SP Length */
6126                         be = atoi(param);
6127                         pos = os_strchr(param, ',');
6128                         if (pos == NULL)
6129                                 return -1;
6130                         pos++;
6131                         bk = atoi(pos);
6132                         pos = os_strchr(pos, ',');
6133                         if (pos == NULL)
6134                                 return -1;
6135                         pos++;
6136                         vi = atoi(pos);
6137                         pos = os_strchr(pos, ',');
6138                         if (pos == NULL)
6139                                 return -1;
6140                         pos++;
6141                         vo = atoi(pos);
6142                         /* ignore max SP Length for now */
6143
6144                         wpa_s->set_sta_uapsd = 1;
6145                         wpa_s->sta_uapsd = 0;
6146                         if (be)
6147                                 wpa_s->sta_uapsd |= BIT(0);
6148                         if (bk)
6149                                 wpa_s->sta_uapsd |= BIT(1);
6150                         if (vi)
6151                                 wpa_s->sta_uapsd |= BIT(2);
6152                         if (vo)
6153                                 wpa_s->sta_uapsd |= BIT(3);
6154                 }
6155                 return 0;
6156         }
6157
6158         if (os_strcmp(cmd, "disallow_freq") == 0)
6159                 return p2p_ctrl_disallow_freq(wpa_s, param);
6160
6161         if (os_strcmp(cmd, "disc_int") == 0) {
6162                 int min_disc_int, max_disc_int, max_disc_tu;
6163                 char *pos;
6164
6165                 pos = param;
6166
6167                 min_disc_int = atoi(pos);
6168                 pos = os_strchr(pos, ' ');
6169                 if (pos == NULL)
6170                         return -1;
6171                 *pos++ = '\0';
6172
6173                 max_disc_int = atoi(pos);
6174                 pos = os_strchr(pos, ' ');
6175                 if (pos == NULL)
6176                         return -1;
6177                 *pos++ = '\0';
6178
6179                 max_disc_tu = atoi(pos);
6180
6181                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6182                                         max_disc_int, max_disc_tu);
6183         }
6184
6185         if (os_strcmp(cmd, "per_sta_psk") == 0) {
6186                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6187                 return 0;
6188         }
6189
6190 #ifdef CONFIG_WPS_NFC
6191         if (os_strcmp(cmd, "nfc_tag") == 0)
6192                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6193 #endif /* CONFIG_WPS_NFC */
6194
6195         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6196                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6197                 return 0;
6198         }
6199
6200         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6201                    cmd);
6202
6203         return -1;
6204 }
6205
6206
6207 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6208 {
6209         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6210         wpa_s->force_long_sd = 0;
6211         wpas_p2p_stop_find(wpa_s);
6212         wpa_s->parent->p2ps_method_config_any = 0;
6213         if (wpa_s->global->p2p)
6214                 p2p_flush(wpa_s->global->p2p);
6215 }
6216
6217
6218 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6219 {
6220         char *pos, *pos2;
6221         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6222
6223         if (cmd[0]) {
6224                 pos = os_strchr(cmd, ' ');
6225                 if (pos == NULL)
6226                         return -1;
6227                 *pos++ = '\0';
6228                 dur1 = atoi(cmd);
6229
6230                 pos2 = os_strchr(pos, ' ');
6231                 if (pos2)
6232                         *pos2++ = '\0';
6233                 int1 = atoi(pos);
6234         } else
6235                 pos2 = NULL;
6236
6237         if (pos2) {
6238                 pos = os_strchr(pos2, ' ');
6239                 if (pos == NULL)
6240                         return -1;
6241                 *pos++ = '\0';
6242                 dur2 = atoi(pos2);
6243                 int2 = atoi(pos);
6244         }
6245
6246         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6247 }
6248
6249
6250 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6251 {
6252         char *pos;
6253         unsigned int period = 0, interval = 0;
6254
6255         if (cmd[0]) {
6256                 pos = os_strchr(cmd, ' ');
6257                 if (pos == NULL)
6258                         return -1;
6259                 *pos++ = '\0';
6260                 period = atoi(cmd);
6261                 interval = atoi(pos);
6262         }
6263
6264         return wpas_p2p_ext_listen(wpa_s, period, interval);
6265 }
6266
6267
6268 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6269 {
6270         const char *pos;
6271         u8 peer[ETH_ALEN];
6272         int iface_addr = 0;
6273
6274         pos = cmd;
6275         if (os_strncmp(pos, "iface=", 6) == 0) {
6276                 iface_addr = 1;
6277                 pos += 6;
6278         }
6279         if (hwaddr_aton(pos, peer))
6280                 return -1;
6281
6282         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6283         return 0;
6284 }
6285
6286 #endif /* CONFIG_P2P */
6287
6288
6289 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6290 {
6291         struct wpa_freq_range_list ranges;
6292         int *freqs = NULL;
6293         struct hostapd_hw_modes *mode;
6294         u16 i;
6295
6296         if (wpa_s->hw.modes == NULL)
6297                 return NULL;
6298
6299         os_memset(&ranges, 0, sizeof(ranges));
6300         if (freq_range_list_parse(&ranges, val) < 0)
6301                 return NULL;
6302
6303         for (i = 0; i < wpa_s->hw.num_modes; i++) {
6304                 int j;
6305
6306                 mode = &wpa_s->hw.modes[i];
6307                 for (j = 0; j < mode->num_channels; j++) {
6308                         unsigned int freq;
6309
6310                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6311                                 continue;
6312
6313                         freq = mode->channels[j].freq;
6314                         if (!freq_range_list_includes(&ranges, freq))
6315                                 continue;
6316
6317                         int_array_add_unique(&freqs, freq);
6318                 }
6319         }
6320
6321         os_free(ranges.range);
6322         return freqs;
6323 }
6324
6325
6326 #ifdef CONFIG_INTERWORKING
6327
6328 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6329 {
6330         int auto_sel = 0;
6331         int *freqs = NULL;
6332
6333         if (param) {
6334                 char *pos;
6335
6336                 auto_sel = os_strstr(param, "auto") != NULL;
6337
6338                 pos = os_strstr(param, "freq=");
6339                 if (pos) {
6340                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6341                         if (freqs == NULL)
6342                                 return -1;
6343                 }
6344
6345         }
6346
6347         return interworking_select(wpa_s, auto_sel, freqs);
6348 }
6349
6350
6351 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6352                                      int only_add)
6353 {
6354         u8 bssid[ETH_ALEN];
6355         struct wpa_bss *bss;
6356
6357         if (hwaddr_aton(dst, bssid)) {
6358                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6359                 return -1;
6360         }
6361
6362         bss = wpa_bss_get_bssid(wpa_s, bssid);
6363         if (bss == NULL) {
6364                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6365                            MAC2STR(bssid));
6366                 return -1;
6367         }
6368
6369         if (bss->ssid_len == 0) {
6370                 int found = 0;
6371
6372                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6373                            " does not have SSID information", MAC2STR(bssid));
6374
6375                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6376                                          list) {
6377                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6378                             bss->ssid_len > 0) {
6379                                 found = 1;
6380                                 break;
6381                         }
6382                 }
6383
6384                 if (!found)
6385                         return -1;
6386                 wpa_printf(MSG_DEBUG,
6387                            "Found another matching BSS entry with SSID");
6388         }
6389
6390         return interworking_connect(wpa_s, bss, only_add);
6391 }
6392
6393
6394 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6395 {
6396         u8 dst_addr[ETH_ALEN];
6397         int used;
6398         char *pos;
6399 #define MAX_ANQP_INFO_ID 100
6400         u16 id[MAX_ANQP_INFO_ID];
6401         size_t num_id = 0;
6402         u32 subtypes = 0;
6403
6404         used = hwaddr_aton2(dst, dst_addr);
6405         if (used < 0)
6406                 return -1;
6407         pos = dst + used;
6408         if (*pos == ' ')
6409                 pos++;
6410         while (num_id < MAX_ANQP_INFO_ID) {
6411                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6412 #ifdef CONFIG_HS20
6413                         int num = atoi(pos + 5);
6414                         if (num <= 0 || num > 31)
6415                                 return -1;
6416                         subtypes |= BIT(num);
6417 #else /* CONFIG_HS20 */
6418                         return -1;
6419 #endif /* CONFIG_HS20 */
6420                 } else {
6421                         id[num_id] = atoi(pos);
6422                         if (id[num_id])
6423                                 num_id++;
6424                 }
6425                 pos = os_strchr(pos + 1, ',');
6426                 if (pos == NULL)
6427                         break;
6428                 pos++;
6429         }
6430
6431         if (num_id == 0)
6432                 return -1;
6433
6434         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6435 }
6436
6437
6438 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6439 {
6440         u8 dst_addr[ETH_ALEN];
6441         struct wpabuf *advproto, *query = NULL;
6442         int used, ret = -1;
6443         char *pos, *end;
6444         size_t len;
6445
6446         used = hwaddr_aton2(cmd, dst_addr);
6447         if (used < 0)
6448                 return -1;
6449
6450         pos = cmd + used;
6451         while (*pos == ' ')
6452                 pos++;
6453
6454         /* Advertisement Protocol ID */
6455         end = os_strchr(pos, ' ');
6456         if (end)
6457                 len = end - pos;
6458         else
6459                 len = os_strlen(pos);
6460         if (len & 0x01)
6461                 return -1;
6462         len /= 2;
6463         if (len == 0)
6464                 return -1;
6465         advproto = wpabuf_alloc(len);
6466         if (advproto == NULL)
6467                 return -1;
6468         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6469                 goto fail;
6470
6471         if (end) {
6472                 /* Optional Query Request */
6473                 pos = end + 1;
6474                 while (*pos == ' ')
6475                         pos++;
6476
6477                 len = os_strlen(pos);
6478                 if (len) {
6479                         if (len & 0x01)
6480                                 goto fail;
6481                         len /= 2;
6482                         if (len == 0)
6483                                 goto fail;
6484                         query = wpabuf_alloc(len);
6485                         if (query == NULL)
6486                                 goto fail;
6487                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6488                                 goto fail;
6489                 }
6490         }
6491
6492         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6493
6494 fail:
6495         wpabuf_free(advproto);
6496         wpabuf_free(query);
6497
6498         return ret;
6499 }
6500
6501
6502 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6503                             size_t buflen)
6504 {
6505         u8 addr[ETH_ALEN];
6506         int dialog_token;
6507         int used;
6508         char *pos;
6509         size_t resp_len, start, requested_len;
6510         struct wpabuf *resp;
6511         int ret;
6512
6513         used = hwaddr_aton2(cmd, addr);
6514         if (used < 0)
6515                 return -1;
6516
6517         pos = cmd + used;
6518         while (*pos == ' ')
6519                 pos++;
6520         dialog_token = atoi(pos);
6521
6522         if (wpa_s->last_gas_resp &&
6523             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6524             dialog_token == wpa_s->last_gas_dialog_token)
6525                 resp = wpa_s->last_gas_resp;
6526         else if (wpa_s->prev_gas_resp &&
6527                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6528                  dialog_token == wpa_s->prev_gas_dialog_token)
6529                 resp = wpa_s->prev_gas_resp;
6530         else
6531                 return -1;
6532
6533         resp_len = wpabuf_len(resp);
6534         start = 0;
6535         requested_len = resp_len;
6536
6537         pos = os_strchr(pos, ' ');
6538         if (pos) {
6539                 start = atoi(pos);
6540                 if (start > resp_len)
6541                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6542                 pos = os_strchr(pos, ',');
6543                 if (pos == NULL)
6544                         return -1;
6545                 pos++;
6546                 requested_len = atoi(pos);
6547                 if (start + requested_len > resp_len)
6548                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6549         }
6550
6551         if (requested_len * 2 + 1 > buflen)
6552                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6553
6554         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6555                                requested_len);
6556
6557         if (start + requested_len == resp_len) {
6558                 /*
6559                  * Free memory by dropping the response after it has been
6560                  * fetched.
6561                  */
6562                 if (resp == wpa_s->prev_gas_resp) {
6563                         wpabuf_free(wpa_s->prev_gas_resp);
6564                         wpa_s->prev_gas_resp = NULL;
6565                 } else {
6566                         wpabuf_free(wpa_s->last_gas_resp);
6567                         wpa_s->last_gas_resp = NULL;
6568                 }
6569         }
6570
6571         return ret;
6572 }
6573 #endif /* CONFIG_INTERWORKING */
6574
6575
6576 #ifdef CONFIG_HS20
6577
6578 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6579 {
6580         u8 dst_addr[ETH_ALEN];
6581         int used;
6582         char *pos;
6583         u32 subtypes = 0;
6584
6585         used = hwaddr_aton2(dst, dst_addr);
6586         if (used < 0)
6587                 return -1;
6588         pos = dst + used;
6589         if (*pos == ' ')
6590                 pos++;
6591         for (;;) {
6592                 int num = atoi(pos);
6593                 if (num <= 0 || num > 31)
6594                         return -1;
6595                 subtypes |= BIT(num);
6596                 pos = os_strchr(pos + 1, ',');
6597                 if (pos == NULL)
6598                         break;
6599                 pos++;
6600         }
6601
6602         if (subtypes == 0)
6603                 return -1;
6604
6605         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6606 }
6607
6608
6609 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6610                                     const u8 *addr, const char *realm)
6611 {
6612         u8 *buf;
6613         size_t rlen, len;
6614         int ret;
6615
6616         rlen = os_strlen(realm);
6617         len = 3 + rlen;
6618         buf = os_malloc(len);
6619         if (buf == NULL)
6620                 return -1;
6621         buf[0] = 1; /* NAI Home Realm Count */
6622         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6623         buf[2] = rlen;
6624         os_memcpy(buf + 3, realm, rlen);
6625
6626         ret = hs20_anqp_send_req(wpa_s, addr,
6627                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6628                                  buf, len, 0);
6629
6630         os_free(buf);
6631
6632         return ret;
6633 }
6634
6635
6636 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6637                                         char *dst)
6638 {
6639         struct wpa_cred *cred = wpa_s->conf->cred;
6640         u8 dst_addr[ETH_ALEN];
6641         int used;
6642         u8 *buf;
6643         size_t len;
6644         int ret;
6645
6646         used = hwaddr_aton2(dst, dst_addr);
6647         if (used < 0)
6648                 return -1;
6649
6650         while (dst[used] == ' ')
6651                 used++;
6652         if (os_strncmp(dst + used, "realm=", 6) == 0)
6653                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6654                                                 dst + used + 6);
6655
6656         len = os_strlen(dst + used);
6657
6658         if (len == 0 && cred && cred->realm)
6659                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6660
6661         if (len & 1)
6662                 return -1;
6663         len /= 2;
6664         buf = os_malloc(len);
6665         if (buf == NULL)
6666                 return -1;
6667         if (hexstr2bin(dst + used, buf, len) < 0) {
6668                 os_free(buf);
6669                 return -1;
6670         }
6671
6672         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6673                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6674                                  buf, len, 0);
6675         os_free(buf);
6676
6677         return ret;
6678 }
6679
6680
6681 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6682                          int buflen)
6683 {
6684         u8 dst_addr[ETH_ALEN];
6685         int used;
6686         char *ctx = NULL, *icon, *poffset, *psize;
6687
6688         used = hwaddr_aton2(cmd, dst_addr);
6689         if (used < 0)
6690                 return -1;
6691         cmd += used;
6692
6693         icon = str_token(cmd, " ", &ctx);
6694         poffset = str_token(cmd, " ", &ctx);
6695         psize = str_token(cmd, " ", &ctx);
6696         if (!icon || !poffset || !psize)
6697                 return -1;
6698
6699         wpa_s->fetch_osu_icon_in_progress = 0;
6700         return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6701                              reply, buflen);
6702 }
6703
6704
6705 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6706 {
6707         u8 dst_addr[ETH_ALEN];
6708         int used;
6709         char *icon;
6710
6711         if (!cmd[0])
6712                 return hs20_del_icon(wpa_s, NULL, NULL);
6713
6714         used = hwaddr_aton2(cmd, dst_addr);
6715         if (used < 0)
6716                 return -1;
6717
6718         while (cmd[used] == ' ')
6719                 used++;
6720         icon = cmd[used] ? &cmd[used] : NULL;
6721
6722         return hs20_del_icon(wpa_s, dst_addr, icon);
6723 }
6724
6725
6726 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6727 {
6728         u8 dst_addr[ETH_ALEN];
6729         int used;
6730         char *icon;
6731
6732         used = hwaddr_aton2(cmd, dst_addr);
6733         if (used < 0)
6734                 return -1;
6735
6736         while (cmd[used] == ' ')
6737                 used++;
6738         icon = &cmd[used];
6739
6740         wpa_s->fetch_osu_icon_in_progress = 0;
6741         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6742                                   (u8 *) icon, os_strlen(icon), inmem);
6743 }
6744
6745 #endif /* CONFIG_HS20 */
6746
6747
6748 #ifdef CONFIG_AUTOSCAN
6749
6750 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6751                                               char *cmd)
6752 {
6753         enum wpa_states state = wpa_s->wpa_state;
6754         char *new_params = NULL;
6755
6756         if (os_strlen(cmd) > 0) {
6757                 new_params = os_strdup(cmd);
6758                 if (new_params == NULL)
6759                         return -1;
6760         }
6761
6762         os_free(wpa_s->conf->autoscan);
6763         wpa_s->conf->autoscan = new_params;
6764
6765         if (wpa_s->conf->autoscan == NULL)
6766                 autoscan_deinit(wpa_s);
6767         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6768                 autoscan_init(wpa_s, 1);
6769         else if (state == WPA_SCANNING)
6770                 wpa_supplicant_reinit_autoscan(wpa_s);
6771
6772         return 0;
6773 }
6774
6775 #endif /* CONFIG_AUTOSCAN */
6776
6777
6778 #ifdef CONFIG_WNM
6779
6780 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6781 {
6782         int enter;
6783         int intval = 0;
6784         char *pos;
6785         int ret;
6786         struct wpabuf *tfs_req = NULL;
6787
6788         if (os_strncmp(cmd, "enter", 5) == 0)
6789                 enter = 1;
6790         else if (os_strncmp(cmd, "exit", 4) == 0)
6791                 enter = 0;
6792         else
6793                 return -1;
6794
6795         pos = os_strstr(cmd, " interval=");
6796         if (pos)
6797                 intval = atoi(pos + 10);
6798
6799         pos = os_strstr(cmd, " tfs_req=");
6800         if (pos) {
6801                 char *end;
6802                 size_t len;
6803                 pos += 9;
6804                 end = os_strchr(pos, ' ');
6805                 if (end)
6806                         len = end - pos;
6807                 else
6808                         len = os_strlen(pos);
6809                 if (len & 1)
6810                         return -1;
6811                 len /= 2;
6812                 tfs_req = wpabuf_alloc(len);
6813                 if (tfs_req == NULL)
6814                         return -1;
6815                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6816                         wpabuf_free(tfs_req);
6817                         return -1;
6818                 }
6819         }
6820
6821         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6822                                            WNM_SLEEP_MODE_EXIT, intval,
6823                                            tfs_req);
6824         wpabuf_free(tfs_req);
6825
6826         return ret;
6827 }
6828
6829
6830 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6831 {
6832         int query_reason, list = 0;
6833
6834         query_reason = atoi(cmd);
6835
6836         cmd = os_strchr(cmd, ' ');
6837         if (cmd) {
6838                 cmd++;
6839                 if (os_strncmp(cmd, "list", 4) == 0) {
6840                         list = 1;
6841                 } else {
6842                         wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6843                                    cmd);
6844                         return -1;
6845                 }
6846         }
6847
6848         wpa_printf(MSG_DEBUG,
6849                    "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6850                    query_reason, list ? " candidate list" : "");
6851
6852         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6853 }
6854
6855 #endif /* CONFIG_WNM */
6856
6857
6858 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6859                                       size_t buflen)
6860 {
6861         struct wpa_signal_info si;
6862         int ret;
6863         char *pos, *end;
6864
6865         ret = wpa_drv_signal_poll(wpa_s, &si);
6866         if (ret)
6867                 return -1;
6868
6869         pos = buf;
6870         end = buf + buflen;
6871
6872         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6873                           "NOISE=%d\nFREQUENCY=%u\n",
6874                           si.current_signal, si.current_txrate / 1000,
6875                           si.current_noise, si.frequency);
6876         if (os_snprintf_error(end - pos, ret))
6877                 return -1;
6878         pos += ret;
6879
6880         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6881                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6882                                   channel_width_to_string(si.chanwidth));
6883                 if (os_snprintf_error(end - pos, ret))
6884                         return -1;
6885                 pos += ret;
6886         }
6887
6888         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6889                 ret = os_snprintf(pos, end - pos,
6890                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6891                                   si.center_frq1, si.center_frq2);
6892                 if (os_snprintf_error(end - pos, ret))
6893                         return -1;
6894                 pos += ret;
6895         }
6896
6897         if (si.avg_signal) {
6898                 ret = os_snprintf(pos, end - pos,
6899                                   "AVG_RSSI=%d\n", si.avg_signal);
6900                 if (os_snprintf_error(end - pos, ret))
6901                         return -1;
6902                 pos += ret;
6903         }
6904
6905         if (si.avg_beacon_signal) {
6906                 ret = os_snprintf(pos, end - pos,
6907                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6908                 if (os_snprintf_error(end - pos, ret))
6909                         return -1;
6910                 pos += ret;
6911         }
6912
6913         return pos - buf;
6914 }
6915
6916
6917 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6918                                           const char *cmd)
6919 {
6920         const char *pos;
6921         int threshold = 0;
6922         int hysteresis = 0;
6923
6924         if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6925                 wpa_printf(MSG_DEBUG,
6926                            "Reject SIGNAL_MONITOR command - bgscan is active");
6927                 return -1;
6928         }
6929         pos = os_strstr(cmd, "THRESHOLD=");
6930         if (pos)
6931                 threshold = atoi(pos + 10);
6932         pos = os_strstr(cmd, "HYSTERESIS=");
6933         if (pos)
6934                 hysteresis = atoi(pos + 11);
6935         return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6936 }
6937
6938
6939 static int wpas_ctrl_iface_get_pref_freq_list(
6940         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6941 {
6942         unsigned int freq_list[100], num = 100, i;
6943         int ret;
6944         enum wpa_driver_if_type iface_type;
6945         char *pos, *end;
6946
6947         pos = buf;
6948         end = buf + buflen;
6949
6950         /* buf: "<interface_type>" */
6951         if (os_strcmp(cmd, "STATION") == 0)
6952                 iface_type = WPA_IF_STATION;
6953         else if (os_strcmp(cmd, "AP") == 0)
6954                 iface_type = WPA_IF_AP_BSS;
6955         else if (os_strcmp(cmd, "P2P_GO") == 0)
6956                 iface_type = WPA_IF_P2P_GO;
6957         else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6958                 iface_type = WPA_IF_P2P_CLIENT;
6959         else if (os_strcmp(cmd, "IBSS") == 0)
6960                 iface_type = WPA_IF_IBSS;
6961         else if (os_strcmp(cmd, "TDLS") == 0)
6962                 iface_type = WPA_IF_TDLS;
6963         else
6964                 return -1;
6965
6966         wpa_printf(MSG_DEBUG,
6967                    "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6968                    iface_type, buf);
6969
6970         ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6971         if (ret)
6972                 return -1;
6973
6974         for (i = 0; i < num; i++) {
6975                 ret = os_snprintf(pos, end - pos, "%s%u",
6976                                   i > 0 ? "," : "", freq_list[i]);
6977                 if (os_snprintf_error(end - pos, ret))
6978                         return -1;
6979                 pos += ret;
6980         }
6981
6982         return pos - buf;
6983 }
6984
6985
6986 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6987                                       size_t buflen)
6988 {
6989         struct hostap_sta_driver_data sta;
6990         int ret;
6991
6992         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6993         if (ret)
6994                 return -1;
6995
6996         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6997                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6998         if (os_snprintf_error(buflen, ret))
6999                 return -1;
7000         return ret;
7001 }
7002
7003
7004 #ifdef ANDROID
7005 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7006                                      char *buf, size_t buflen)
7007 {
7008         int ret;
7009
7010         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
7011         if (ret == 0) {
7012                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
7013                         struct p2p_data *p2p = wpa_s->global->p2p;
7014                         if (p2p) {
7015                                 char country[3];
7016                                 country[0] = cmd[8];
7017                                 country[1] = cmd[9];
7018                                 country[2] = 0x04;
7019                                 p2p_set_country(p2p, country);
7020                         }
7021                 }
7022                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
7023                 if (os_snprintf_error(buflen, ret))
7024                         ret = -1;
7025         }
7026         return ret;
7027 }
7028 #endif /* ANDROID */
7029
7030
7031 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7032                                      char *buf, size_t buflen)
7033 {
7034         int ret;
7035         char *pos;
7036         u8 *data = NULL;
7037         unsigned int vendor_id, subcmd;
7038         struct wpabuf *reply;
7039         size_t data_len = 0;
7040
7041         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
7042         vendor_id = strtoul(cmd, &pos, 16);
7043         if (!isblank((unsigned char) *pos))
7044                 return -EINVAL;
7045
7046         subcmd = strtoul(pos, &pos, 10);
7047
7048         if (*pos != '\0') {
7049                 if (!isblank((unsigned char) *pos++))
7050                         return -EINVAL;
7051                 data_len = os_strlen(pos);
7052         }
7053
7054         if (data_len) {
7055                 data_len /= 2;
7056                 data = os_malloc(data_len);
7057                 if (!data)
7058                         return -1;
7059
7060                 if (hexstr2bin(pos, data, data_len)) {
7061                         wpa_printf(MSG_DEBUG,
7062                                    "Vendor command: wrong parameter format");
7063                         os_free(data);
7064                         return -EINVAL;
7065                 }
7066         }
7067
7068         reply = wpabuf_alloc((buflen - 1) / 2);
7069         if (!reply) {
7070                 os_free(data);
7071                 return -1;
7072         }
7073
7074         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
7075                                  reply);
7076
7077         if (ret == 0)
7078                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
7079                                        wpabuf_len(reply));
7080
7081         wpabuf_free(reply);
7082         os_free(data);
7083
7084         return ret;
7085 }
7086
7087
7088 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
7089 {
7090 #ifdef CONFIG_P2P
7091         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
7092                 wpa_s->global->p2p_init_wpa_s : wpa_s;
7093 #endif /* CONFIG_P2P */
7094
7095         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
7096
7097         wpas_abort_ongoing_scan(wpa_s);
7098
7099         if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
7100                 /*
7101                  * Avoid possible auto connect re-connection on getting
7102                  * disconnected due to state flush.
7103                  */
7104                 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7105         }
7106
7107 #ifdef CONFIG_P2P
7108         wpas_p2p_group_remove(p2p_wpa_s, "*");
7109         wpas_p2p_cancel(p2p_wpa_s);
7110         p2p_ctrl_flush(p2p_wpa_s);
7111         wpas_p2p_service_flush(p2p_wpa_s);
7112         p2p_wpa_s->global->p2p_disabled = 0;
7113         p2p_wpa_s->global->p2p_per_sta_psk = 0;
7114         p2p_wpa_s->conf->num_sec_device_types = 0;
7115         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7116         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7117         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7118         p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7119         p2p_wpa_s->global->pending_p2ps_group = 0;
7120         p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7121 #endif /* CONFIG_P2P */
7122
7123 #ifdef CONFIG_WPS_TESTING
7124         wps_version_number = 0x20;
7125         wps_testing_dummy_cred = 0;
7126         wps_corrupt_pkhash = 0;
7127         wps_force_auth_types_in_use = 0;
7128         wps_force_encr_types_in_use = 0;
7129 #endif /* CONFIG_WPS_TESTING */
7130 #ifdef CONFIG_WPS
7131         wpa_s->wps_fragment_size = 0;
7132         wpas_wps_cancel(wpa_s);
7133         wps_registrar_flush(wpa_s->wps->registrar);
7134 #endif /* CONFIG_WPS */
7135         wpa_s->after_wps = 0;
7136         wpa_s->known_wps_freq = 0;
7137
7138 #ifdef CONFIG_TDLS
7139 #ifdef CONFIG_TDLS_TESTING
7140         tdls_testing = 0;
7141 #endif /* CONFIG_TDLS_TESTING */
7142         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7143         wpa_tdls_enable(wpa_s->wpa, 1);
7144 #endif /* CONFIG_TDLS */
7145
7146         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7147         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7148
7149         wpa_s->no_keep_alive = 0;
7150         wpa_s->own_disconnect_req = 0;
7151
7152         os_free(wpa_s->disallow_aps_bssid);
7153         wpa_s->disallow_aps_bssid = NULL;
7154         wpa_s->disallow_aps_bssid_count = 0;
7155         os_free(wpa_s->disallow_aps_ssid);
7156         wpa_s->disallow_aps_ssid = NULL;
7157         wpa_s->disallow_aps_ssid_count = 0;
7158
7159         wpa_s->set_sta_uapsd = 0;
7160         wpa_s->sta_uapsd = 0;
7161
7162         wpa_drv_radio_disable(wpa_s, 0);
7163         wpa_blacklist_clear(wpa_s);
7164         wpa_s->extra_blacklist_count = 0;
7165         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7166         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7167         wpa_config_flush_blobs(wpa_s->conf);
7168         wpa_s->conf->auto_interworking = 0;
7169         wpa_s->conf->okc = 0;
7170
7171         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7172         rsn_preauth_deinit(wpa_s->wpa);
7173
7174         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7175         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7176         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7177         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7178
7179         radio_remove_works(wpa_s, NULL, 1);
7180         wpa_s->ext_work_in_progress = 0;
7181
7182         wpa_s->next_ssid = NULL;
7183
7184 #ifdef CONFIG_INTERWORKING
7185 #ifdef CONFIG_HS20
7186         hs20_cancel_fetch_osu(wpa_s);
7187         hs20_del_icon(wpa_s, NULL, NULL);
7188 #endif /* CONFIG_HS20 */
7189 #endif /* CONFIG_INTERWORKING */
7190
7191         wpa_s->ext_mgmt_frame_handling = 0;
7192         wpa_s->ext_eapol_frame_io = 0;
7193 #ifdef CONFIG_TESTING_OPTIONS
7194         wpa_s->extra_roc_dur = 0;
7195         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7196         wpa_s->p2p_go_csa_on_inv = 0;
7197         wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7198 #endif /* CONFIG_TESTING_OPTIONS */
7199
7200         wpa_s->disconnected = 0;
7201         os_free(wpa_s->next_scan_freqs);
7202         wpa_s->next_scan_freqs = NULL;
7203
7204         wpa_bss_flush(wpa_s);
7205         if (!dl_list_empty(&wpa_s->bss)) {
7206                 wpa_printf(MSG_DEBUG,
7207                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7208                            MACSTR " pending_bssid=" MACSTR,
7209                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7210                            MAC2STR(wpa_s->bssid),
7211                            MAC2STR(wpa_s->pending_bssid));
7212         }
7213
7214         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7215         wpa_s->wnmsleep_used = 0;
7216 }
7217
7218
7219 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7220                                      char *buf, size_t buflen)
7221 {
7222         struct wpa_radio_work *work;
7223         char *pos, *end;
7224         struct os_reltime now, diff;
7225
7226         pos = buf;
7227         end = buf + buflen;
7228
7229         os_get_reltime(&now);
7230
7231         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7232         {
7233                 int ret;
7234
7235                 os_reltime_sub(&now, &work->time, &diff);
7236                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7237                                   work->type, work->wpa_s->ifname, work->freq,
7238                                   work->started, diff.sec, diff.usec);
7239                 if (os_snprintf_error(end - pos, ret))
7240                         break;
7241                 pos += ret;
7242         }
7243
7244         return pos - buf;
7245 }
7246
7247
7248 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7249 {
7250         struct wpa_radio_work *work = eloop_ctx;
7251         struct wpa_external_work *ework = work->ctx;
7252
7253         wpa_dbg(work->wpa_s, MSG_DEBUG,
7254                 "Timing out external radio work %u (%s)",
7255                 ework->id, work->type);
7256         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7257         work->wpa_s->ext_work_in_progress = 0;
7258         radio_work_done(work);
7259         os_free(ework);
7260 }
7261
7262
7263 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7264 {
7265         struct wpa_external_work *ework = work->ctx;
7266
7267         if (deinit) {
7268                 if (work->started)
7269                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7270                                              work, NULL);
7271
7272                 /*
7273                  * work->type points to a buffer in ework, so need to replace
7274                  * that here with a fixed string to avoid use of freed memory
7275                  * in debug prints.
7276                  */
7277                 work->type = "freed-ext-work";
7278                 work->ctx = NULL;
7279                 os_free(ework);
7280                 return;
7281         }
7282
7283         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7284                 ework->id, ework->type);
7285         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7286         work->wpa_s->ext_work_in_progress = 1;
7287         if (!ework->timeout)
7288                 ework->timeout = 10;
7289         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7290                                work, NULL);
7291 }
7292
7293
7294 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7295                                     char *buf, size_t buflen)
7296 {
7297         struct wpa_external_work *ework;
7298         char *pos, *pos2;
7299         size_t type_len;
7300         int ret;
7301         unsigned int freq = 0;
7302
7303         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7304
7305         ework = os_zalloc(sizeof(*ework));
7306         if (ework == NULL)
7307                 return -1;
7308
7309         pos = os_strchr(cmd, ' ');
7310         if (pos) {
7311                 type_len = pos - cmd;
7312                 pos++;
7313
7314                 pos2 = os_strstr(pos, "freq=");
7315                 if (pos2)
7316                         freq = atoi(pos2 + 5);
7317
7318                 pos2 = os_strstr(pos, "timeout=");
7319                 if (pos2)
7320                         ework->timeout = atoi(pos2 + 8);
7321         } else {
7322                 type_len = os_strlen(cmd);
7323         }
7324         if (4 + type_len >= sizeof(ework->type))
7325                 type_len = sizeof(ework->type) - 4 - 1;
7326         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7327         os_memcpy(ework->type + 4, cmd, type_len);
7328         ework->type[4 + type_len] = '\0';
7329
7330         wpa_s->ext_work_id++;
7331         if (wpa_s->ext_work_id == 0)
7332                 wpa_s->ext_work_id++;
7333         ework->id = wpa_s->ext_work_id;
7334
7335         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7336                            ework) < 0) {
7337                 os_free(ework);
7338                 return -1;
7339         }
7340
7341         ret = os_snprintf(buf, buflen, "%u", ework->id);
7342         if (os_snprintf_error(buflen, ret))
7343                 return -1;
7344         return ret;
7345 }
7346
7347
7348 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7349 {
7350         struct wpa_radio_work *work;
7351         unsigned int id = atoi(cmd);
7352
7353         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7354         {
7355                 struct wpa_external_work *ework;
7356
7357                 if (os_strncmp(work->type, "ext:", 4) != 0)
7358                         continue;
7359                 ework = work->ctx;
7360                 if (id && ework->id != id)
7361                         continue;
7362                 wpa_dbg(wpa_s, MSG_DEBUG,
7363                         "Completed external radio work %u (%s)",
7364                         ework->id, ework->type);
7365                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7366                 wpa_s->ext_work_in_progress = 0;
7367                 radio_work_done(work);
7368                 os_free(ework);
7369                 return 3; /* "OK\n" */
7370         }
7371
7372         return -1;
7373 }
7374
7375
7376 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7377                                 char *buf, size_t buflen)
7378 {
7379         if (os_strcmp(cmd, "show") == 0)
7380                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7381         if (os_strncmp(cmd, "add ", 4) == 0)
7382                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7383         if (os_strncmp(cmd, "done ", 5) == 0)
7384                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7385         return -1;
7386 }
7387
7388
7389 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7390 {
7391         struct wpa_radio_work *work, *tmp;
7392
7393         if (!wpa_s || !wpa_s->radio)
7394                 return;
7395
7396         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7397                               struct wpa_radio_work, list) {
7398                 struct wpa_external_work *ework;
7399
7400                 if (os_strncmp(work->type, "ext:", 4) != 0)
7401                         continue;
7402                 ework = work->ctx;
7403                 wpa_dbg(wpa_s, MSG_DEBUG,
7404                         "Flushing%s external radio work %u (%s)",
7405                         work->started ? " started" : "", ework->id,
7406                         ework->type);
7407                 if (work->started)
7408                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7409                                              work, NULL);
7410                 radio_work_done(work);
7411                 os_free(ework);
7412         }
7413 }
7414
7415
7416 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7417 {
7418         struct wpa_supplicant *wpa_s = eloop_ctx;
7419         eapol_sm_notify_ctrl_response(wpa_s->eapol);
7420 }
7421
7422
7423 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7424                               unsigned int *scan_id_count, int scan_id[])
7425 {
7426         const char *pos = value;
7427
7428         while (pos) {
7429                 if (*pos == ' ' || *pos == '\0')
7430                         break;
7431                 if (*scan_id_count == MAX_SCAN_ID)
7432                         return -1;
7433                 scan_id[(*scan_id_count)++] = atoi(pos);
7434                 pos = os_strchr(pos, ',');
7435                 if (pos)
7436                         pos++;
7437         }
7438
7439         return 0;
7440 }
7441
7442
7443 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7444                            char *reply, int reply_size, int *reply_len)
7445 {
7446         char *pos;
7447         unsigned int manual_scan_passive = 0;
7448         unsigned int manual_scan_use_id = 0;
7449         unsigned int manual_scan_only_new = 0;
7450         unsigned int scan_only = 0;
7451         unsigned int scan_id_count = 0;
7452         int scan_id[MAX_SCAN_ID];
7453         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7454                                  struct wpa_scan_results *scan_res);
7455         int *manual_scan_freqs = NULL;
7456         struct wpa_ssid_value *ssid = NULL, *ns;
7457         unsigned int ssid_count = 0;
7458
7459         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7460                 *reply_len = -1;
7461                 return;
7462         }
7463
7464         if (radio_work_pending(wpa_s, "scan")) {
7465                 wpa_printf(MSG_DEBUG,
7466                            "Pending scan scheduled - reject new request");
7467                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7468                 return;
7469         }
7470
7471 #ifdef CONFIG_INTERWORKING
7472         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7473                 wpa_printf(MSG_DEBUG,
7474                            "Interworking select in progress - reject new scan");
7475                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7476                 return;
7477         }
7478 #endif /* CONFIG_INTERWORKING */
7479
7480         if (params) {
7481                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7482                         scan_only = 1;
7483
7484                 pos = os_strstr(params, "freq=");
7485                 if (pos) {
7486                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7487                                                                        pos + 5);
7488                         if (manual_scan_freqs == NULL) {
7489                                 *reply_len = -1;
7490                                 goto done;
7491                         }
7492                 }
7493
7494                 pos = os_strstr(params, "passive=");
7495                 if (pos)
7496                         manual_scan_passive = !!atoi(pos + 8);
7497
7498                 pos = os_strstr(params, "use_id=");
7499                 if (pos)
7500                         manual_scan_use_id = atoi(pos + 7);
7501
7502                 pos = os_strstr(params, "only_new=1");
7503                 if (pos)
7504                         manual_scan_only_new = 1;
7505
7506                 pos = os_strstr(params, "scan_id=");
7507                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7508                                               scan_id) < 0) {
7509                         *reply_len = -1;
7510                         goto done;
7511                 }
7512
7513                 pos = params;
7514                 while (pos && *pos != '\0') {
7515                         if (os_strncmp(pos, "ssid ", 5) == 0) {
7516                                 char *end;
7517
7518                                 pos += 5;
7519                                 end = pos;
7520                                 while (*end) {
7521                                         if (*end == '\0' || *end == ' ')
7522                                                 break;
7523                                         end++;
7524                                 }
7525
7526                                 ns = os_realloc_array(
7527                                         ssid, ssid_count + 1,
7528                                         sizeof(struct wpa_ssid_value));
7529                                 if (ns == NULL) {
7530                                         *reply_len = -1;
7531                                         goto done;
7532                                 }
7533                                 ssid = ns;
7534
7535                                 if ((end - pos) & 0x01 ||
7536                                     end - pos > 2 * SSID_MAX_LEN ||
7537                                     hexstr2bin(pos, ssid[ssid_count].ssid,
7538                                                (end - pos) / 2) < 0) {
7539                                         wpa_printf(MSG_DEBUG,
7540                                                    "Invalid SSID value '%s'",
7541                                                    pos);
7542                                         *reply_len = -1;
7543                                         goto done;
7544                                 }
7545                                 ssid[ssid_count].ssid_len = (end - pos) / 2;
7546                                 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7547                                                   ssid[ssid_count].ssid,
7548                                                   ssid[ssid_count].ssid_len);
7549                                 ssid_count++;
7550                                 pos = end;
7551                         }
7552
7553                         pos = os_strchr(pos, ' ');
7554                         if (pos)
7555                                 pos++;
7556                 }
7557         }
7558
7559         wpa_s->num_ssids_from_scan_req = ssid_count;
7560         os_free(wpa_s->ssids_from_scan_req);
7561         if (ssid_count) {
7562                 wpa_s->ssids_from_scan_req = ssid;
7563                 ssid = NULL;
7564         } else {
7565                 wpa_s->ssids_from_scan_req = NULL;
7566         }
7567
7568         if (scan_only)
7569                 scan_res_handler = scan_only_handler;
7570         else if (wpa_s->scan_res_handler == scan_only_handler)
7571                 scan_res_handler = NULL;
7572         else
7573                 scan_res_handler = wpa_s->scan_res_handler;
7574
7575         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7576             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7577              (wpa_s->wpa_state == WPA_COMPLETED))) {
7578                 wpa_s->manual_scan_passive = manual_scan_passive;
7579                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7580                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7581                 wpa_s->scan_id_count = scan_id_count;
7582                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7583                 wpa_s->scan_res_handler = scan_res_handler;
7584                 os_free(wpa_s->manual_scan_freqs);
7585                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7586                 manual_scan_freqs = NULL;
7587
7588                 wpa_s->normal_scans = 0;
7589                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7590                 wpa_s->after_wps = 0;
7591                 wpa_s->known_wps_freq = 0;
7592                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7593                 if (wpa_s->manual_scan_use_id) {
7594                         wpa_s->manual_scan_id++;
7595                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7596                                 wpa_s->manual_scan_id);
7597                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7598                                                  wpa_s->manual_scan_id);
7599                 }
7600         } else if (wpa_s->sched_scanning) {
7601                 wpa_s->manual_scan_passive = manual_scan_passive;
7602                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7603                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7604                 wpa_s->scan_id_count = scan_id_count;
7605                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7606                 wpa_s->scan_res_handler = scan_res_handler;
7607                 os_free(wpa_s->manual_scan_freqs);
7608                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7609                 manual_scan_freqs = NULL;
7610
7611                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7612                 wpa_supplicant_cancel_sched_scan(wpa_s);
7613                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7614                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7615                 if (wpa_s->manual_scan_use_id) {
7616                         wpa_s->manual_scan_id++;
7617                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7618                                                  wpa_s->manual_scan_id);
7619                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7620                                 wpa_s->manual_scan_id);
7621                 }
7622         } else {
7623                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7624                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7625         }
7626
7627 done:
7628         os_free(manual_scan_freqs);
7629         os_free(ssid);
7630 }
7631
7632
7633 #ifdef CONFIG_TESTING_OPTIONS
7634
7635 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7636                                        unsigned int freq, const u8 *dst,
7637                                        const u8 *src, const u8 *bssid,
7638                                        const u8 *data, size_t data_len,
7639                                        enum offchannel_send_action_result
7640                                        result)
7641 {
7642         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7643                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7644                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7645                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7646                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7647                              "NO_ACK" : "FAILED"));
7648 }
7649
7650
7651 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7652 {
7653         char *pos, *param;
7654         size_t len;
7655         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7656         int res, used;
7657         int freq = 0, no_cck = 0, wait_time = 0;
7658
7659         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7660          *    <action=Action frame payload> */
7661
7662         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7663
7664         pos = cmd;
7665         used = hwaddr_aton2(pos, da);
7666         if (used < 0)
7667                 return -1;
7668         pos += used;
7669         while (*pos == ' ')
7670                 pos++;
7671         used = hwaddr_aton2(pos, bssid);
7672         if (used < 0)
7673                 return -1;
7674         pos += used;
7675
7676         param = os_strstr(pos, " freq=");
7677         if (param) {
7678                 param += 6;
7679                 freq = atoi(param);
7680         }
7681
7682         param = os_strstr(pos, " no_cck=");
7683         if (param) {
7684                 param += 8;
7685                 no_cck = atoi(param);
7686         }
7687
7688         param = os_strstr(pos, " wait_time=");
7689         if (param) {
7690                 param += 11;
7691                 wait_time = atoi(param);
7692         }
7693
7694         param = os_strstr(pos, " action=");
7695         if (param == NULL)
7696                 return -1;
7697         param += 8;
7698
7699         len = os_strlen(param);
7700         if (len & 1)
7701                 return -1;
7702         len /= 2;
7703
7704         buf = os_malloc(len);
7705         if (buf == NULL)
7706                 return -1;
7707
7708         if (hexstr2bin(param, buf, len) < 0) {
7709                 os_free(buf);
7710                 return -1;
7711         }
7712
7713         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7714                                      buf, len, wait_time,
7715                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7716         os_free(buf);
7717         return res;
7718 }
7719
7720
7721 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7722 {
7723         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7724         offchannel_send_action_done(wpa_s);
7725 }
7726
7727
7728 static int wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant *wpa_s,
7729                                            char *cmd)
7730 {
7731         char *pos, *param;
7732         size_t len;
7733         u8 *buf;
7734         int freq = 0, datarate = 0, ssi_signal = 0;
7735         union wpa_event_data event;
7736
7737         if (!wpa_s->ext_mgmt_frame_handling)
7738                 return -1;
7739
7740         /* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */
7741
7742         wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd);
7743
7744         pos = cmd;
7745         param = os_strstr(pos, "freq=");
7746         if (param) {
7747                 param += 5;
7748                 freq = atoi(param);
7749         }
7750
7751         param = os_strstr(pos, " datarate=");
7752         if (param) {
7753                 param += 10;
7754                 datarate = atoi(param);
7755         }
7756
7757         param = os_strstr(pos, " ssi_signal=");
7758         if (param) {
7759                 param += 12;
7760                 ssi_signal = atoi(param);
7761         }
7762
7763         param = os_strstr(pos, " frame=");
7764         if (param == NULL)
7765                 return -1;
7766         param += 7;
7767
7768         len = os_strlen(param);
7769         if (len & 1)
7770                 return -1;
7771         len /= 2;
7772
7773         buf = os_malloc(len);
7774         if (buf == NULL)
7775                 return -1;
7776
7777         if (hexstr2bin(param, buf, len) < 0) {
7778                 os_free(buf);
7779                 return -1;
7780         }
7781
7782         os_memset(&event, 0, sizeof(event));
7783         event.rx_mgmt.freq = freq;
7784         event.rx_mgmt.frame = buf;
7785         event.rx_mgmt.frame_len = len;
7786         event.rx_mgmt.ssi_signal = ssi_signal;
7787         event.rx_mgmt.datarate = datarate;
7788         wpa_s->ext_mgmt_frame_handling = 0;
7789         wpa_supplicant_event(wpa_s, EVENT_RX_MGMT, &event);
7790         wpa_s->ext_mgmt_frame_handling = 1;
7791
7792         os_free(buf);
7793
7794         return 0;
7795 }
7796
7797
7798 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7799 {
7800         char *pos, *param;
7801         union wpa_event_data event;
7802         enum wpa_event_type ev;
7803
7804         /* <event name> [parameters..] */
7805
7806         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7807
7808         pos = cmd;
7809         param = os_strchr(pos, ' ');
7810         if (param)
7811                 *param++ = '\0';
7812
7813         os_memset(&event, 0, sizeof(event));
7814
7815         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7816                 ev = EVENT_INTERFACE_ENABLED;
7817         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7818                 ev = EVENT_INTERFACE_DISABLED;
7819         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7820                 ev = EVENT_AVOID_FREQUENCIES;
7821                 if (param == NULL)
7822                         param = "";
7823                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7824                         return -1;
7825                 wpa_supplicant_event(wpa_s, ev, &event);
7826                 os_free(event.freq_range.range);
7827                 return 0;
7828         } else {
7829                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7830                         cmd);
7831                 return -1;
7832         }
7833
7834         wpa_supplicant_event(wpa_s, ev, &event);
7835
7836         return 0;
7837 }
7838
7839
7840 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7841 {
7842         char *pos;
7843         u8 src[ETH_ALEN], *buf;
7844         int used;
7845         size_t len;
7846
7847         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7848
7849         pos = cmd;
7850         used = hwaddr_aton2(pos, src);
7851         if (used < 0)
7852                 return -1;
7853         pos += used;
7854         while (*pos == ' ')
7855                 pos++;
7856
7857         len = os_strlen(pos);
7858         if (len & 1)
7859                 return -1;
7860         len /= 2;
7861
7862         buf = os_malloc(len);
7863         if (buf == NULL)
7864                 return -1;
7865
7866         if (hexstr2bin(pos, buf, len) < 0) {
7867                 os_free(buf);
7868                 return -1;
7869         }
7870
7871         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7872         os_free(buf);
7873
7874         return 0;
7875 }
7876
7877
7878 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7879 {
7880         size_t i;
7881         u32 sum = 0;
7882         const u16 *pos = buf;
7883
7884         for (i = 0; i < len / 2; i++)
7885                 sum += *pos++;
7886
7887         while (sum >> 16)
7888                 sum = (sum & 0xffff) + (sum >> 16);
7889
7890         return sum ^ 0xffff;
7891 }
7892
7893
7894 #define HWSIM_PACKETLEN 1500
7895 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7896
7897 static void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
7898                               size_t len)
7899 {
7900         struct wpa_supplicant *wpa_s = ctx;
7901         const struct ether_header *eth;
7902         struct iphdr ip;
7903         const u8 *pos;
7904         unsigned int i;
7905
7906         if (len != HWSIM_PACKETLEN)
7907                 return;
7908
7909         eth = (const struct ether_header *) buf;
7910         os_memcpy(&ip, eth + 1, sizeof(ip));
7911         pos = &buf[sizeof(*eth) + sizeof(ip)];
7912
7913         if (ip.ihl != 5 || ip.version != 4 ||
7914             ntohs(ip.tot_len) != HWSIM_IP_LEN)
7915                 return;
7916
7917         for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7918                 if (*pos != (u8) i)
7919                         return;
7920                 pos++;
7921         }
7922
7923         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7924                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7925 }
7926
7927
7928 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7929                                             char *cmd)
7930 {
7931         int enabled = atoi(cmd);
7932         char *pos;
7933         const char *ifname;
7934
7935         if (!enabled) {
7936                 if (wpa_s->l2_test) {
7937                         l2_packet_deinit(wpa_s->l2_test);
7938                         wpa_s->l2_test = NULL;
7939                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7940                 }
7941                 return 0;
7942         }
7943
7944         if (wpa_s->l2_test)
7945                 return 0;
7946
7947         pos = os_strstr(cmd, " ifname=");
7948         if (pos)
7949                 ifname = pos + 8;
7950         else
7951                 ifname = wpa_s->ifname;
7952
7953         wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7954                                         ETHERTYPE_IP, wpas_data_test_rx,
7955                                         wpa_s, 1);
7956         if (wpa_s->l2_test == NULL)
7957                 return -1;
7958
7959         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7960
7961         return 0;
7962 }
7963
7964
7965 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7966 {
7967         u8 dst[ETH_ALEN], src[ETH_ALEN];
7968         char *pos;
7969         int used;
7970         long int val;
7971         u8 tos;
7972         u8 buf[2 + HWSIM_PACKETLEN];
7973         struct ether_header *eth;
7974         struct iphdr *ip;
7975         u8 *dpos;
7976         unsigned int i;
7977
7978         if (wpa_s->l2_test == NULL)
7979                 return -1;
7980
7981         /* format: <dst> <src> <tos> */
7982
7983         pos = cmd;
7984         used = hwaddr_aton2(pos, dst);
7985         if (used < 0)
7986                 return -1;
7987         pos += used;
7988         while (*pos == ' ')
7989                 pos++;
7990         used = hwaddr_aton2(pos, src);
7991         if (used < 0)
7992                 return -1;
7993         pos += used;
7994
7995         val = strtol(pos, NULL, 0);
7996         if (val < 0 || val > 0xff)
7997                 return -1;
7998         tos = val;
7999
8000         eth = (struct ether_header *) &buf[2];
8001         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
8002         os_memcpy(eth->ether_shost, src, ETH_ALEN);
8003         eth->ether_type = htons(ETHERTYPE_IP);
8004         ip = (struct iphdr *) (eth + 1);
8005         os_memset(ip, 0, sizeof(*ip));
8006         ip->ihl = 5;
8007         ip->version = 4;
8008         ip->ttl = 64;
8009         ip->tos = tos;
8010         ip->tot_len = htons(HWSIM_IP_LEN);
8011         ip->protocol = 1;
8012         ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
8013         ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
8014         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
8015         dpos = (u8 *) (ip + 1);
8016         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
8017                 *dpos++ = i;
8018
8019         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
8020                            HWSIM_PACKETLEN) < 0)
8021                 return -1;
8022
8023         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
8024                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
8025
8026         return 0;
8027 }
8028
8029
8030 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
8031                                            char *cmd)
8032 {
8033         u8 *buf;
8034         struct ether_header *eth;
8035         struct l2_packet_data *l2 = NULL;
8036         size_t len;
8037         u16 ethertype;
8038         int res = -1;
8039
8040         len = os_strlen(cmd);
8041         if (len & 1 || len < ETH_HLEN * 2)
8042                 return -1;
8043         len /= 2;
8044
8045         buf = os_malloc(len);
8046         if (buf == NULL)
8047                 return -1;
8048
8049         if (hexstr2bin(cmd, buf, len) < 0)
8050                 goto done;
8051
8052         eth = (struct ether_header *) buf;
8053         ethertype = ntohs(eth->ether_type);
8054
8055         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
8056                             wpas_data_test_rx, wpa_s, 1);
8057         if (l2 == NULL)
8058                 goto done;
8059
8060         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
8061         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
8062 done:
8063         if (l2)
8064                 l2_packet_deinit(l2);
8065         os_free(buf);
8066
8067         return res < 0 ? -1 : 0;
8068 }
8069
8070
8071 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
8072 {
8073 #ifdef WPA_TRACE_BFD
8074         char *pos;
8075
8076         wpa_trace_fail_after = atoi(cmd);
8077         pos = os_strchr(cmd, ':');
8078         if (pos) {
8079                 pos++;
8080                 os_strlcpy(wpa_trace_fail_func, pos,
8081                            sizeof(wpa_trace_fail_func));
8082         } else {
8083                 wpa_trace_fail_after = 0;
8084         }
8085         return 0;
8086 #else /* WPA_TRACE_BFD */
8087         return -1;
8088 #endif /* WPA_TRACE_BFD */
8089 }
8090
8091
8092 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
8093                                     char *buf, size_t buflen)
8094 {
8095 #ifdef WPA_TRACE_BFD
8096         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
8097                            wpa_trace_fail_func);
8098 #else /* WPA_TRACE_BFD */
8099         return -1;
8100 #endif /* WPA_TRACE_BFD */
8101 }
8102
8103
8104 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
8105 {
8106 #ifdef WPA_TRACE_BFD
8107         char *pos;
8108
8109         wpa_trace_test_fail_after = atoi(cmd);
8110         pos = os_strchr(cmd, ':');
8111         if (pos) {
8112                 pos++;
8113                 os_strlcpy(wpa_trace_test_fail_func, pos,
8114                            sizeof(wpa_trace_test_fail_func));
8115         } else {
8116                 wpa_trace_test_fail_after = 0;
8117         }
8118         return 0;
8119 #else /* WPA_TRACE_BFD */
8120         return -1;
8121 #endif /* WPA_TRACE_BFD */
8122 }
8123
8124
8125 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
8126                                     char *buf, size_t buflen)
8127 {
8128 #ifdef WPA_TRACE_BFD
8129         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
8130                            wpa_trace_test_fail_func);
8131 #else /* WPA_TRACE_BFD */
8132         return -1;
8133 #endif /* WPA_TRACE_BFD */
8134 }
8135
8136
8137 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
8138 {
8139         struct wpa_supplicant *wpa_s = eloop_ctx;
8140         int i, count = (intptr_t) timeout_ctx;
8141
8142         wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
8143                    count);
8144         for (i = 0; i < count; i++) {
8145                 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
8146                              i + 1, count);
8147         }
8148 }
8149
8150
8151 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
8152 {
8153         int count;
8154
8155         count = atoi(cmd);
8156         if (count <= 0)
8157                 return -1;
8158
8159         return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
8160                                       (void *) (intptr_t) count);
8161 }
8162
8163
8164 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
8165                                    const char *cmd)
8166 {
8167         struct wpabuf *buf;
8168         size_t len;
8169
8170         len = os_strlen(cmd);
8171         if (len & 1)
8172                 return -1;
8173         len /= 2;
8174
8175         if (len == 0) {
8176                 buf = NULL;
8177         } else {
8178                 buf = wpabuf_alloc(len);
8179                 if (buf == NULL)
8180                         return -1;
8181
8182                 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8183                         wpabuf_free(buf);
8184                         return -1;
8185                 }
8186         }
8187
8188         wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8189         return 0;
8190 }
8191
8192 #endif /* CONFIG_TESTING_OPTIONS */
8193
8194
8195 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8196 {
8197         char *pos = cmd;
8198         int frame;
8199         size_t len;
8200         struct wpabuf *buf;
8201         struct ieee802_11_elems elems;
8202
8203         frame = atoi(pos);
8204         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8205                 return -1;
8206         wpa_s = wpas_vendor_elem(wpa_s, frame);
8207
8208         pos = os_strchr(pos, ' ');
8209         if (pos == NULL)
8210                 return -1;
8211         pos++;
8212
8213         len = os_strlen(pos);
8214         if (len == 0)
8215                 return 0;
8216         if (len & 1)
8217                 return -1;
8218         len /= 2;
8219
8220         buf = wpabuf_alloc(len);
8221         if (buf == NULL)
8222                 return -1;
8223
8224         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8225                 wpabuf_free(buf);
8226                 return -1;
8227         }
8228
8229         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8230             ParseFailed) {
8231                 wpabuf_free(buf);
8232                 return -1;
8233         }
8234
8235         if (wpa_s->vendor_elem[frame] == NULL) {
8236                 wpa_s->vendor_elem[frame] = buf;
8237                 wpas_vendor_elem_update(wpa_s);
8238                 return 0;
8239         }
8240
8241         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8242                 wpabuf_free(buf);
8243                 return -1;
8244         }
8245
8246         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8247         wpabuf_free(buf);
8248         wpas_vendor_elem_update(wpa_s);
8249
8250         return 0;
8251 }
8252
8253
8254 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8255                                      char *buf, size_t buflen)
8256 {
8257         int frame = atoi(cmd);
8258
8259         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8260                 return -1;
8261         wpa_s = wpas_vendor_elem(wpa_s, frame);
8262
8263         if (wpa_s->vendor_elem[frame] == NULL)
8264                 return 0;
8265
8266         return wpa_snprintf_hex(buf, buflen,
8267                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8268                                 wpabuf_len(wpa_s->vendor_elem[frame]));
8269 }
8270
8271
8272 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8273 {
8274         char *pos = cmd;
8275         int frame;
8276         size_t len;
8277         u8 *buf;
8278         struct ieee802_11_elems elems;
8279         int res;
8280
8281         frame = atoi(pos);
8282         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8283                 return -1;
8284         wpa_s = wpas_vendor_elem(wpa_s, frame);
8285
8286         pos = os_strchr(pos, ' ');
8287         if (pos == NULL)
8288                 return -1;
8289         pos++;
8290
8291         if (*pos == '*') {
8292                 wpabuf_free(wpa_s->vendor_elem[frame]);
8293                 wpa_s->vendor_elem[frame] = NULL;
8294                 wpas_vendor_elem_update(wpa_s);
8295                 return 0;
8296         }
8297
8298         if (wpa_s->vendor_elem[frame] == NULL)
8299                 return -1;
8300
8301         len = os_strlen(pos);
8302         if (len == 0)
8303                 return 0;
8304         if (len & 1)
8305                 return -1;
8306         len /= 2;
8307
8308         buf = os_malloc(len);
8309         if (buf == NULL)
8310                 return -1;
8311
8312         if (hexstr2bin(pos, buf, len) < 0) {
8313                 os_free(buf);
8314                 return -1;
8315         }
8316
8317         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8318                 os_free(buf);
8319                 return -1;
8320         }
8321
8322         res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8323         os_free(buf);
8324         return res;
8325 }
8326
8327
8328 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8329 {
8330         struct wpa_supplicant *wpa_s = ctx;
8331         size_t len;
8332         const u8 *data;
8333
8334         /*
8335          * Neighbor Report element (IEEE P802.11-REVmc/D5.0)
8336          * BSSID[6]
8337          * BSSID Information[4]
8338          * Operating Class[1]
8339          * Channel Number[1]
8340          * PHY Type[1]
8341          * Optional Subelements[variable]
8342          */
8343 #define NR_IE_MIN_LEN (ETH_ALEN + 4 + 1 + 1 + 1)
8344
8345         if (!neighbor_rep || wpabuf_len(neighbor_rep) == 0) {
8346                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8347                 goto out;
8348         }
8349
8350         data = wpabuf_head_u8(neighbor_rep);
8351         len = wpabuf_len(neighbor_rep);
8352
8353         while (len >= 2 + NR_IE_MIN_LEN) {
8354                 const u8 *nr;
8355                 char lci[256 * 2 + 1];
8356                 char civic[256 * 2 + 1];
8357                 u8 nr_len = data[1];
8358                 const u8 *pos = data, *end;
8359
8360                 if (pos[0] != WLAN_EID_NEIGHBOR_REPORT ||
8361                     nr_len < NR_IE_MIN_LEN) {
8362                         wpa_printf(MSG_DEBUG,
8363                                    "CTRL: Invalid Neighbor Report element: id=%u len=%u",
8364                                    data[0], nr_len);
8365                         goto out;
8366                 }
8367
8368                 if (2U + nr_len > len) {
8369                         wpa_printf(MSG_DEBUG,
8370                                    "CTRL: Invalid Neighbor Report element: id=%u len=%zu nr_len=%u",
8371                                    data[0], len, nr_len);
8372                         goto out;
8373                 }
8374                 pos += 2;
8375                 end = pos + nr_len;
8376
8377                 nr = pos;
8378                 pos += NR_IE_MIN_LEN;
8379
8380                 lci[0] = '\0';
8381                 civic[0] = '\0';
8382                 while (end - pos > 2) {
8383                         u8 s_id, s_len;
8384
8385                         s_id = *pos++;
8386                         s_len = *pos++;
8387                         if (s_len > end - pos)
8388                                 goto out;
8389                         if (s_id == WLAN_EID_MEASURE_REPORT && s_len > 3) {
8390                                 /* Measurement Token[1] */
8391                                 /* Measurement Report Mode[1] */
8392                                 /* Measurement Type[1] */
8393                                 /* Measurement Report[variable] */
8394                                 switch (pos[2]) {
8395                                 case MEASURE_TYPE_LCI:
8396                                         if (lci[0])
8397                                                 break;
8398                                         wpa_snprintf_hex(lci, sizeof(lci),
8399                                                          pos, s_len);
8400                                         break;
8401                                 case MEASURE_TYPE_LOCATION_CIVIC:
8402                                         if (civic[0])
8403                                                 break;
8404                                         wpa_snprintf_hex(civic, sizeof(civic),
8405                                                          pos, s_len);
8406                                         break;
8407                                 }
8408                         }
8409
8410                         pos += s_len;
8411                 }
8412
8413                 wpa_msg(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8414                         "bssid=" MACSTR
8415                         " info=0x%x op_class=%u chan=%u phy_type=%u%s%s%s%s",
8416                         MAC2STR(nr), WPA_GET_LE32(nr + ETH_ALEN),
8417                         nr[ETH_ALEN + 4], nr[ETH_ALEN + 5],
8418                         nr[ETH_ALEN + 6],
8419                         lci[0] ? " lci=" : "", lci,
8420                         civic[0] ? " civic=" : "", civic);
8421
8422                 data = end;
8423                 len -= 2 + nr_len;
8424         }
8425
8426 out:
8427         wpabuf_free(neighbor_rep);
8428 }
8429
8430
8431 static int wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant *wpa_s,
8432                                              char *cmd)
8433 {
8434         struct wpa_ssid_value ssid, *ssid_p = NULL;
8435         int ret, lci = 0, civic = 0;
8436         char *ssid_s;
8437
8438         ssid_s = os_strstr(cmd, "ssid=");
8439         if (ssid_s) {
8440                 if (ssid_parse(ssid_s + 5, &ssid)) {
8441                         wpa_printf(MSG_ERROR,
8442                                    "CTRL: Send Neighbor Report: bad SSID");
8443                         return -1;
8444                 }
8445
8446                 ssid_p = &ssid;
8447
8448                 /*
8449                  * Move cmd after the SSID text that may include "lci" or
8450                  * "civic".
8451                  */
8452                 cmd = os_strchr(ssid_s + 6, ssid_s[5] == '"' ? '"' : ' ');
8453                 if (cmd)
8454                         cmd++;
8455
8456         }
8457
8458         if (cmd && os_strstr(cmd, "lci"))
8459                 lci = 1;
8460
8461         if (cmd && os_strstr(cmd, "civic"))
8462                 civic = 1;
8463
8464         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, lci, civic,
8465                                                  wpas_ctrl_neighbor_rep_cb,
8466                                                  wpa_s);
8467
8468         return ret;
8469 }
8470
8471
8472 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8473 {
8474         eapol_sm_erp_flush(wpa_s->eapol);
8475         return 0;
8476 }
8477
8478
8479 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8480                                          char *cmd)
8481 {
8482         char *token, *context = NULL;
8483         unsigned int enable = ~0, type = 0;
8484         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8485         u8 *addr = NULL, *mask = NULL;
8486
8487         while ((token = str_token(cmd, " ", &context))) {
8488                 if (os_strcasecmp(token, "scan") == 0) {
8489                         type |= MAC_ADDR_RAND_SCAN;
8490                 } else if (os_strcasecmp(token, "sched") == 0) {
8491                         type |= MAC_ADDR_RAND_SCHED_SCAN;
8492                 } else if (os_strcasecmp(token, "pno") == 0) {
8493                         type |= MAC_ADDR_RAND_PNO;
8494                 } else if (os_strcasecmp(token, "all") == 0) {
8495                         type = wpa_s->mac_addr_rand_supported;
8496                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8497                         enable = atoi(token + 7);
8498                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8499                         addr = _addr;
8500                         if (hwaddr_aton(token + 5, addr)) {
8501                                 wpa_printf(MSG_INFO,
8502                                            "CTRL: Invalid MAC address: %s",
8503                                            token);
8504                                 return -1;
8505                         }
8506                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8507                         mask = _mask;
8508                         if (hwaddr_aton(token + 5, mask)) {
8509                                 wpa_printf(MSG_INFO,
8510                                            "CTRL: Invalid MAC address mask: %s",
8511                                            token);
8512                                 return -1;
8513                         }
8514                 } else {
8515                         wpa_printf(MSG_INFO,
8516                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8517                                    token);
8518                         return -1;
8519                 }
8520         }
8521
8522         if (!type) {
8523                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8524                 return -1;
8525         }
8526
8527         if ((wpa_s->mac_addr_rand_supported & type) != type) {
8528                 wpa_printf(MSG_INFO,
8529                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8530                            type, wpa_s->mac_addr_rand_supported);
8531                 return -1;
8532         }
8533
8534         if (enable > 1) {
8535                 wpa_printf(MSG_INFO,
8536                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8537                 return -1;
8538         }
8539
8540         if (!enable) {
8541                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8542                 if (wpa_s->pno) {
8543                         if (type & MAC_ADDR_RAND_PNO) {
8544                                 wpas_stop_pno(wpa_s);
8545                                 wpas_start_pno(wpa_s);
8546                         }
8547                 } else if (wpa_s->sched_scanning &&
8548                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8549                         /* simulate timeout to restart the sched scan */
8550                         wpa_s->sched_scan_timed_out = 1;
8551                         wpa_s->prev_sched_ssid = NULL;
8552                         wpa_supplicant_cancel_sched_scan(wpa_s);
8553                 }
8554                 return 0;
8555         }
8556
8557         if ((addr && !mask) || (!addr && mask)) {
8558                 wpa_printf(MSG_INFO,
8559                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8560                 return -1;
8561         }
8562
8563         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8564                 wpa_printf(MSG_INFO,
8565                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8566                 return -1;
8567         }
8568
8569         if (type & MAC_ADDR_RAND_SCAN) {
8570                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8571                                             addr, mask);
8572         }
8573
8574         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8575                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8576                                             addr, mask);
8577
8578                 if (wpa_s->sched_scanning && !wpa_s->pno) {
8579                         /* simulate timeout to restart the sched scan */
8580                         wpa_s->sched_scan_timed_out = 1;
8581                         wpa_s->prev_sched_ssid = NULL;
8582                         wpa_supplicant_cancel_sched_scan(wpa_s);
8583                 }
8584         }
8585
8586         if (type & MAC_ADDR_RAND_PNO) {
8587                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8588                                             addr, mask);
8589                 if (wpa_s->pno) {
8590                         wpas_stop_pno(wpa_s);
8591                         wpas_start_pno(wpa_s);
8592                 }
8593         }
8594
8595         return 0;
8596 }
8597
8598
8599 static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
8600                                  char *buf, size_t buflen)
8601 {
8602         size_t reply_len;
8603
8604         reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
8605 #ifdef CONFIG_AP
8606         reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
8607                                               buflen - reply_len);
8608 #endif /* CONFIG_AP */
8609         return reply_len;
8610 }
8611
8612
8613 static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
8614 {
8615         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8616 #ifdef CONFIG_AP
8617         wpas_ap_pmksa_cache_flush(wpa_s);
8618 #endif /* CONFIG_AP */
8619 }
8620
8621
8622 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8623 {
8624         if (os_strcmp(cmd, "PING") == 0 ||
8625             os_strncmp(cmd, "BSS ", 4) == 0 ||
8626             os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8627             os_strncmp(cmd, "STATUS", 6) == 0 ||
8628             os_strncmp(cmd, "STA ", 4) == 0 ||
8629             os_strncmp(cmd, "STA-", 4) == 0)
8630                 return MSG_EXCESSIVE;
8631         return MSG_DEBUG;
8632 }
8633
8634
8635 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8636                                          char *buf, size_t *resp_len)
8637 {
8638         char *reply;
8639         const int reply_size = 4096;
8640         int reply_len;
8641
8642         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8643             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8644                 if (wpa_debug_show_keys)
8645                         wpa_dbg(wpa_s, MSG_DEBUG,
8646                                 "Control interface command '%s'", buf);
8647                 else
8648                         wpa_dbg(wpa_s, MSG_DEBUG,
8649                                 "Control interface command '%s [REMOVED]'",
8650                                 os_strncmp(buf, WPA_CTRL_RSP,
8651                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
8652                                 WPA_CTRL_RSP : "SET_NETWORK");
8653         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8654                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8655                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8656                                       (const u8 *) buf, os_strlen(buf));
8657         } else {
8658                 int level = wpas_ctrl_cmd_debug_level(buf);
8659                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8660         }
8661
8662         reply = os_malloc(reply_size);
8663         if (reply == NULL) {
8664                 *resp_len = 1;
8665                 return NULL;
8666         }
8667
8668         os_memcpy(reply, "OK\n", 3);
8669         reply_len = 3;
8670
8671         if (os_strcmp(buf, "PING") == 0) {
8672                 os_memcpy(reply, "PONG\n", 5);
8673                 reply_len = 5;
8674         } else if (os_strcmp(buf, "IFNAME") == 0) {
8675                 reply_len = os_strlen(wpa_s->ifname);
8676                 os_memcpy(reply, wpa_s->ifname, reply_len);
8677         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8678                 if (wpa_debug_reopen_file() < 0)
8679                         reply_len = -1;
8680         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8681                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8682         } else if (os_strcmp(buf, "MIB") == 0) {
8683                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8684                 if (reply_len >= 0) {
8685                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
8686                                                       reply + reply_len,
8687                                                       reply_size - reply_len);
8688                 }
8689         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8690                 reply_len = wpa_supplicant_ctrl_iface_status(
8691                         wpa_s, buf + 6, reply, reply_size);
8692         } else if (os_strcmp(buf, "PMKSA") == 0) {
8693                 reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
8694         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8695                 wpas_ctrl_iface_pmksa_flush(wpa_s);
8696         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8697                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8698                         reply_len = -1;
8699         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8700                 reply_len = wpa_config_dump_values(wpa_s->conf,
8701                                                    reply, reply_size);
8702         } else if (os_strncmp(buf, "GET ", 4) == 0) {
8703                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8704                                                           reply, reply_size);
8705         } else if (os_strcmp(buf, "LOGON") == 0) {
8706                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8707         } else if (os_strcmp(buf, "LOGOFF") == 0) {
8708                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8709         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8710                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8711                         reply_len = -1;
8712                 else
8713                         wpas_request_connection(wpa_s);
8714         } else if (os_strcmp(buf, "REATTACH") == 0) {
8715                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8716                     !wpa_s->current_ssid)
8717                         reply_len = -1;
8718                 else {
8719                         wpa_s->reattach = 1;
8720                         wpas_request_connection(wpa_s);
8721                 }
8722         } else if (os_strcmp(buf, "RECONNECT") == 0) {
8723                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8724                         reply_len = -1;
8725                 else if (wpa_s->disconnected)
8726                         wpas_request_connection(wpa_s);
8727 #ifdef IEEE8021X_EAPOL
8728         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8729                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8730                         reply_len = -1;
8731 #endif /* IEEE8021X_EAPOL */
8732 #ifdef CONFIG_PEERKEY
8733         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8734                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8735                         reply_len = -1;
8736 #endif /* CONFIG_PEERKEY */
8737 #ifdef CONFIG_IEEE80211R
8738         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8739                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8740                         reply_len = -1;
8741 #endif /* CONFIG_IEEE80211R */
8742 #ifdef CONFIG_WPS
8743         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8744                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8745                 if (res == -2) {
8746                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8747                         reply_len = 17;
8748                 } else if (res)
8749                         reply_len = -1;
8750         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8751                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8752                 if (res == -2) {
8753                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8754                         reply_len = 17;
8755                 } else if (res)
8756                         reply_len = -1;
8757         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8758                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8759                                                               reply,
8760                                                               reply_size);
8761         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8762                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8763                         wpa_s, buf + 14, reply, reply_size);
8764         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8765                 if (wpas_wps_cancel(wpa_s))
8766                         reply_len = -1;
8767 #ifdef CONFIG_WPS_NFC
8768         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8769                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8770                         reply_len = -1;
8771         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8772                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8773                         reply_len = -1;
8774         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8775                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8776                         wpa_s, buf + 21, reply, reply_size);
8777         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8778                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8779                         wpa_s, buf + 14, reply, reply_size);
8780         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8781                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8782                                                                buf + 17))
8783                         reply_len = -1;
8784         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8785                 reply_len = wpas_ctrl_nfc_get_handover_req(
8786                         wpa_s, buf + 21, reply, reply_size);
8787         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8788                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8789                         wpa_s, buf + 21, reply, reply_size);
8790         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8791                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8792                         reply_len = -1;
8793 #endif /* CONFIG_WPS_NFC */
8794         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8795                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8796                         reply_len = -1;
8797 #ifdef CONFIG_AP
8798         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8799                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8800                         wpa_s, buf + 11, reply, reply_size);
8801 #endif /* CONFIG_AP */
8802 #ifdef CONFIG_WPS_ER
8803         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8804                 if (wpas_wps_er_start(wpa_s, NULL))
8805                         reply_len = -1;
8806         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8807                 if (wpas_wps_er_start(wpa_s, buf + 13))
8808                         reply_len = -1;
8809         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8810                 wpas_wps_er_stop(wpa_s);
8811         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8812                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8813                         reply_len = -1;
8814         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8815                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8816                 if (ret == -2) {
8817                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8818                         reply_len = 17;
8819                 } else if (ret == -3) {
8820                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8821                         reply_len = 18;
8822                 } else if (ret == -4) {
8823                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8824                         reply_len = 20;
8825                 } else if (ret)
8826                         reply_len = -1;
8827         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8828                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8829                         reply_len = -1;
8830         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8831                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8832                                                                 buf + 18))
8833                         reply_len = -1;
8834         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8835                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8836                         reply_len = -1;
8837 #ifdef CONFIG_WPS_NFC
8838         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8839                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8840                         wpa_s, buf + 24, reply, reply_size);
8841 #endif /* CONFIG_WPS_NFC */
8842 #endif /* CONFIG_WPS_ER */
8843 #endif /* CONFIG_WPS */
8844 #ifdef CONFIG_IBSS_RSN
8845         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8846                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8847                         reply_len = -1;
8848 #endif /* CONFIG_IBSS_RSN */
8849 #ifdef CONFIG_MESH
8850         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8851                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8852                         wpa_s, buf + 19, reply, reply_size);
8853         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8854                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8855                         wpa_s, "", reply, reply_size);
8856         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8857                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8858                         reply_len = -1;
8859         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8860                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8861                                                                 buf + 18))
8862                         reply_len = -1;
8863         } else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
8864                 if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
8865                         reply_len = -1;
8866         } else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
8867                 if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
8868                         reply_len = -1;
8869 #endif /* CONFIG_MESH */
8870 #ifdef CONFIG_P2P
8871         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8872                 if (p2p_ctrl_find(wpa_s, buf + 8))
8873                         reply_len = -1;
8874         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8875                 if (p2p_ctrl_find(wpa_s, ""))
8876                         reply_len = -1;
8877         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8878                 wpas_p2p_stop_find(wpa_s);
8879         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8880                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8881                         reply_len = -1;
8882         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8883                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8884                         reply_len = -1;
8885         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8886                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8887                                              reply_size);
8888         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8889                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8890                         reply_len = -1;
8891         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8892                 if (p2p_ctrl_listen(wpa_s, ""))
8893                         reply_len = -1;
8894         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8895                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8896                         reply_len = -1;
8897         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8898                 if (p2p_ctrl_group_add(wpa_s, ""))
8899                         reply_len = -1;
8900         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8901                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8902                         reply_len = -1;
8903         } else if (os_strncmp(buf, "P2P_GROUP_MEMBER ", 17) == 0) {
8904                 reply_len = p2p_ctrl_group_member(wpa_s, buf + 17, reply,
8905                                                   reply_size);
8906         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8907                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8908                         reply_len = -1;
8909         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8910                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8911         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8912                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8913                                                    reply_size);
8914         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8915                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8916                         reply_len = -1;
8917         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8918                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8919                         reply_len = -1;
8920         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8921                 wpas_p2p_sd_service_update(wpa_s);
8922         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8923                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8924                         reply_len = -1;
8925         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8926                 wpas_p2p_service_flush(wpa_s);
8927         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8928                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8929                         reply_len = -1;
8930         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8931                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8932                         reply_len = -1;
8933         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8934                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8935                         reply_len = -1;
8936         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8937                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8938                         reply_len = -1;
8939         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8940                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8941                         reply_len = -1;
8942         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8943                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8944                                               reply_size);
8945         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8946                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8947                         reply_len = -1;
8948         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8949                 p2p_ctrl_flush(wpa_s);
8950         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8951                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8952                         reply_len = -1;
8953         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8954                 if (wpas_p2p_cancel(wpa_s))
8955                         reply_len = -1;
8956         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8957                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8958                         reply_len = -1;
8959         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8960                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8961                         reply_len = -1;
8962         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8963                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8964                         reply_len = -1;
8965         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8966                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8967                         reply_len = -1;
8968         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8969                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8970                         reply_len = -1;
8971 #endif /* CONFIG_P2P */
8972 #ifdef CONFIG_WIFI_DISPLAY
8973         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8974                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8975                         reply_len = -1;
8976         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8977                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8978                                                      reply, reply_size);
8979 #endif /* CONFIG_WIFI_DISPLAY */
8980 #ifdef CONFIG_INTERWORKING
8981         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8982                 if (interworking_fetch_anqp(wpa_s) < 0)
8983                         reply_len = -1;
8984         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8985                 interworking_stop_fetch_anqp(wpa_s);
8986         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8987                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8988                         reply_len = -1;
8989         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8990                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8991                         reply_len = -1;
8992         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8993                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8994                         reply_len = -1;
8995         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8996                 int id;
8997
8998                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8999                 if (id < 0)
9000                         reply_len = -1;
9001                 else {
9002                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
9003                         if (os_snprintf_error(reply_size, reply_len))
9004                                 reply_len = -1;
9005                 }
9006         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
9007                 if (get_anqp(wpa_s, buf + 9) < 0)
9008                         reply_len = -1;
9009         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
9010                 if (gas_request(wpa_s, buf + 12) < 0)
9011                         reply_len = -1;
9012         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
9013                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
9014                                              reply_size);
9015 #endif /* CONFIG_INTERWORKING */
9016 #ifdef CONFIG_HS20
9017         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
9018                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
9019                         reply_len = -1;
9020         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
9021                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
9022                         reply_len = -1;
9023         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
9024                 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
9025                         reply_len = -1;
9026         } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
9027                 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
9028                         reply_len = -1;
9029         } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
9030                 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
9031         } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
9032                 if (del_hs20_icon(wpa_s, buf + 14) < 0)
9033                         reply_len = -1;
9034         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
9035                 if (hs20_fetch_osu(wpa_s) < 0)
9036                         reply_len = -1;
9037         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
9038                 hs20_cancel_fetch_osu(wpa_s);
9039 #endif /* CONFIG_HS20 */
9040         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
9041         {
9042                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
9043                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
9044                         reply_len = -1;
9045                 else {
9046                         /*
9047                          * Notify response from timeout to allow the control
9048                          * interface response to be sent first.
9049                          */
9050                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
9051                                                wpa_s, NULL);
9052                 }
9053         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
9054                 if (wpa_supplicant_reload_configuration(wpa_s))
9055                         reply_len = -1;
9056         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9057                 wpa_supplicant_terminate_proc(wpa_s->global);
9058         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
9059                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
9060                         reply_len = -1;
9061         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
9062                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
9063                         wpa_s, buf + 9, reply, reply_size);
9064         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
9065                 reply_len = wpa_supplicant_ctrl_iface_log_level(
9066                         wpa_s, buf + 9, reply, reply_size);
9067         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
9068                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
9069                         wpa_s, buf + 14, reply, reply_size);
9070         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
9071                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
9072                         wpa_s, NULL, reply, reply_size);
9073         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
9074 #ifdef CONFIG_SME
9075                 wpa_s->sme.prev_bssid_set = 0;
9076 #endif /* CONFIG_SME */
9077                 wpa_s->reassociate = 0;
9078                 wpa_s->disconnected = 1;
9079                 wpa_supplicant_cancel_sched_scan(wpa_s);
9080                 wpa_supplicant_cancel_scan(wpa_s);
9081                 wpa_supplicant_deauthenticate(wpa_s,
9082                                               WLAN_REASON_DEAUTH_LEAVING);
9083                 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
9084         } else if (os_strcmp(buf, "SCAN") == 0) {
9085                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
9086         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
9087                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
9088         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
9089                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
9090                         wpa_s, reply, reply_size);
9091         } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
9092                 if (wpas_abort_ongoing_scan(wpa_s) < 0)
9093                         reply_len = -1;
9094         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
9095                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
9096                         reply_len = -1;
9097         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
9098                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
9099                         reply_len = -1;
9100         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
9101                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
9102                         reply_len = -1;
9103         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
9104                 reply_len = wpa_supplicant_ctrl_iface_add_network(
9105                         wpa_s, reply, reply_size);
9106         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
9107                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
9108                         reply_len = -1;
9109         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
9110                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
9111                         reply_len = -1;
9112         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
9113                 reply_len = wpa_supplicant_ctrl_iface_get_network(
9114                         wpa_s, buf + 12, reply, reply_size);
9115         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9116                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
9117                                                           wpa_s))
9118                         reply_len = -1;
9119         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
9120                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
9121                         wpa_s, reply, reply_size);
9122         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
9123                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
9124                         wpa_s, reply, reply_size);
9125         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
9126                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
9127                         reply_len = -1;
9128         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
9129                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
9130                         reply_len = -1;
9131         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
9132                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
9133                                                                reply,
9134                                                                reply_size);
9135 #ifndef CONFIG_NO_CONFIG_WRITE
9136         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9137                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
9138                         reply_len = -1;
9139 #endif /* CONFIG_NO_CONFIG_WRITE */
9140         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
9141                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
9142                         wpa_s, buf + 15, reply, reply_size);
9143         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
9144                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
9145                         reply_len = -1;
9146         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
9147                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
9148                         reply_len = -1;
9149         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9150                 reply_len = wpa_supplicant_global_iface_list(
9151                         wpa_s->global, reply, reply_size);
9152         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9153                 reply_len = wpa_supplicant_global_iface_interfaces(
9154                         wpa_s->global, buf + 10, reply, reply_size);
9155         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
9156                 reply_len = wpa_supplicant_ctrl_iface_bss(
9157                         wpa_s, buf + 4, reply, reply_size);
9158 #ifdef CONFIG_AP
9159         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
9160                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
9161         } else if (os_strncmp(buf, "STA ", 4) == 0) {
9162                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
9163                                               reply_size);
9164         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
9165                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
9166                                                    reply_size);
9167         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
9168                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
9169                         reply_len = -1;
9170         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
9171                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
9172                         reply_len = -1;
9173         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
9174                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
9175                         reply_len = -1;
9176         } else if (os_strcmp(buf, "STOP_AP") == 0) {
9177                 if (wpas_ap_stop_ap(wpa_s))
9178                         reply_len = -1;
9179 #endif /* CONFIG_AP */
9180         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9181                 wpas_notify_suspend(wpa_s->global);
9182         } else if (os_strcmp(buf, "RESUME") == 0) {
9183                 wpas_notify_resume(wpa_s->global);
9184 #ifdef CONFIG_TESTING_OPTIONS
9185         } else if (os_strcmp(buf, "DROP_SA") == 0) {
9186                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
9187 #endif /* CONFIG_TESTING_OPTIONS */
9188         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
9189                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
9190                         reply_len = -1;
9191         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
9192                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
9193         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
9194                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
9195                         reply_len = -1;
9196         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
9197                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
9198                                                                buf + 17))
9199                         reply_len = -1;
9200         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
9201                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
9202 #ifdef CONFIG_TDLS
9203         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
9204                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
9205                         reply_len = -1;
9206         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
9207                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
9208                         reply_len = -1;
9209         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
9210                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
9211                         reply_len = -1;
9212         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
9213                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
9214                                                                buf + 17))
9215                         reply_len = -1;
9216         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
9217                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
9218                                                                       buf + 24))
9219                         reply_len = -1;
9220         } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
9221                 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
9222                         wpa_s, buf + 17, reply, reply_size);
9223 #endif /* CONFIG_TDLS */
9224         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
9225                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
9226         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
9227                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
9228                         reply_len = -1;
9229         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
9230                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
9231                         reply_len = -1;
9232         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
9233                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
9234                                                        reply_size);
9235         } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
9236                 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
9237                         reply_len = -1;
9238         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
9239                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
9240                                                        reply_size);
9241 #ifdef CONFIG_AUTOSCAN
9242         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
9243                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
9244                         reply_len = -1;
9245 #endif /* CONFIG_AUTOSCAN */
9246 #ifdef ANDROID
9247         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
9248                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
9249                                                       reply_size);
9250 #endif /* ANDROID */
9251         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
9252                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
9253                                                       reply_size);
9254         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
9255                 pmksa_cache_clear_current(wpa_s->wpa);
9256                 eapol_sm_request_reauth(wpa_s->eapol);
9257 #ifdef CONFIG_WNM
9258         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
9259                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
9260                         reply_len = -1;
9261         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
9262                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
9263                                 reply_len = -1;
9264 #endif /* CONFIG_WNM */
9265         } else if (os_strcmp(buf, "FLUSH") == 0) {
9266                 wpa_supplicant_ctrl_iface_flush(wpa_s);
9267         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
9268                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
9269                                                  reply_size);
9270 #ifdef CONFIG_TESTING_OPTIONS
9271         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
9272                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
9273                         reply_len = -1;
9274         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
9275                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
9276         } else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) {
9277                 if (wpas_ctrl_iface_mgmt_rx_process(wpa_s, buf + 16) < 0)
9278                         reply_len = -1;
9279         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
9280                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
9281                         reply_len = -1;
9282         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
9283                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
9284                         reply_len = -1;
9285         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
9286                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
9287                         reply_len = -1;
9288         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
9289                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
9290                         reply_len = -1;
9291         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
9292                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
9293                         reply_len = -1;
9294         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
9295                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
9296                         reply_len = -1;
9297         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
9298                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
9299         } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
9300                 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
9301                         reply_len = -1;
9302         } else if (os_strcmp(buf, "GET_FAIL") == 0) {
9303                 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
9304         } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
9305                 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
9306                         reply_len = -1;
9307         } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
9308                 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
9309                         reply_len = -1;
9310 #endif /* CONFIG_TESTING_OPTIONS */
9311         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9312                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9313                         reply_len = -1;
9314         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9315                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9316                                                       reply_size);
9317         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9318                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9319                         reply_len = -1;
9320         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9321                 if (wpas_ctrl_iface_send_neighbor_rep(wpa_s, buf + 20))
9322                         reply_len = -1;
9323         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9324                 wpas_ctrl_iface_erp_flush(wpa_s);
9325         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9326                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9327                         reply_len = -1;
9328         } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9329                 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9330                         wpa_s, buf + 19, reply, reply_size);
9331         } else {
9332                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9333                 reply_len = 16;
9334         }
9335
9336         if (reply_len < 0) {
9337                 os_memcpy(reply, "FAIL\n", 5);
9338                 reply_len = 5;
9339         }
9340
9341         *resp_len = reply_len;
9342         return reply;
9343 }
9344
9345
9346 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9347                                            char *cmd)
9348 {
9349         struct wpa_interface iface;
9350         char *pos, *extra;
9351         struct wpa_supplicant *wpa_s;
9352         unsigned int create_iface = 0;
9353         u8 mac_addr[ETH_ALEN];
9354         enum wpa_driver_if_type type = WPA_IF_STATION;
9355
9356         /*
9357          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9358          * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9359          */
9360         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9361
9362         os_memset(&iface, 0, sizeof(iface));
9363
9364         do {
9365                 iface.ifname = pos = cmd;
9366                 pos = os_strchr(pos, '\t');
9367                 if (pos)
9368                         *pos++ = '\0';
9369                 if (iface.ifname[0] == '\0')
9370                         return -1;
9371                 if (pos == NULL)
9372                         break;
9373
9374                 iface.confname = pos;
9375                 pos = os_strchr(pos, '\t');
9376                 if (pos)
9377                         *pos++ = '\0';
9378                 if (iface.confname[0] == '\0')
9379                         iface.confname = NULL;
9380                 if (pos == NULL)
9381                         break;
9382
9383                 iface.driver = pos;
9384                 pos = os_strchr(pos, '\t');
9385                 if (pos)
9386                         *pos++ = '\0';
9387                 if (iface.driver[0] == '\0')
9388                         iface.driver = NULL;
9389                 if (pos == NULL)
9390                         break;
9391
9392                 iface.ctrl_interface = pos;
9393                 pos = os_strchr(pos, '\t');
9394                 if (pos)
9395                         *pos++ = '\0';
9396                 if (iface.ctrl_interface[0] == '\0')
9397                         iface.ctrl_interface = NULL;
9398                 if (pos == NULL)
9399                         break;
9400
9401                 iface.driver_param = pos;
9402                 pos = os_strchr(pos, '\t');
9403                 if (pos)
9404                         *pos++ = '\0';
9405                 if (iface.driver_param[0] == '\0')
9406                         iface.driver_param = NULL;
9407                 if (pos == NULL)
9408                         break;
9409
9410                 iface.bridge_ifname = pos;
9411                 pos = os_strchr(pos, '\t');
9412                 if (pos)
9413                         *pos++ = '\0';
9414                 if (iface.bridge_ifname[0] == '\0')
9415                         iface.bridge_ifname = NULL;
9416                 if (pos == NULL)
9417                         break;
9418
9419                 extra = pos;
9420                 pos = os_strchr(pos, '\t');
9421                 if (pos)
9422                         *pos++ = '\0';
9423                 if (!extra[0])
9424                         break;
9425
9426                 if (os_strcmp(extra, "create") == 0) {
9427                         create_iface = 1;
9428                         if (!pos)
9429                                 break;
9430
9431                         if (os_strcmp(pos, "sta") == 0) {
9432                                 type = WPA_IF_STATION;
9433                         } else if (os_strcmp(pos, "ap") == 0) {
9434                                 type = WPA_IF_AP_BSS;
9435                         } else {
9436                                 wpa_printf(MSG_DEBUG,
9437                                            "INTERFACE_ADD unsupported interface type: '%s'",
9438                                            pos);
9439                                 return -1;
9440                         }
9441                 } else {
9442                         wpa_printf(MSG_DEBUG,
9443                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
9444                                    extra);
9445                         return -1;
9446                 }
9447         } while (0);
9448
9449         if (create_iface) {
9450                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9451                            iface.ifname);
9452                 if (!global->ifaces)
9453                         return -1;
9454                 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9455                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
9456                         wpa_printf(MSG_ERROR,
9457                                    "CTRL_IFACE interface creation failed");
9458                         return -1;
9459                 }
9460
9461                 wpa_printf(MSG_DEBUG,
9462                            "CTRL_IFACE interface '%s' created with MAC addr: "
9463                            MACSTR, iface.ifname, MAC2STR(mac_addr));
9464         }
9465
9466         if (wpa_supplicant_get_iface(global, iface.ifname))
9467                 goto fail;
9468
9469         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9470         if (!wpa_s)
9471                 goto fail;
9472         wpa_s->added_vif = create_iface;
9473         return 0;
9474
9475 fail:
9476         if (create_iface)
9477                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9478         return -1;
9479 }
9480
9481
9482 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9483                                               char *cmd)
9484 {
9485         struct wpa_supplicant *wpa_s;
9486         int ret;
9487         unsigned int delete_iface;
9488
9489         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9490
9491         wpa_s = wpa_supplicant_get_iface(global, cmd);
9492         if (wpa_s == NULL)
9493                 return -1;
9494         delete_iface = wpa_s->added_vif;
9495         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9496         if (!ret && delete_iface) {
9497                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9498                            cmd);
9499                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9500         }
9501         return ret;
9502 }
9503
9504
9505 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9506 {
9507         struct wpa_interface_info *prev;
9508
9509         while (iface) {
9510                 prev = iface;
9511                 iface = iface->next;
9512
9513                 os_free(prev->ifname);
9514                 os_free(prev->desc);
9515                 os_free(prev);
9516         }
9517 }
9518
9519
9520 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9521                                             char *buf, int len)
9522 {
9523         int i, res;
9524         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9525         char *pos, *end;
9526
9527         for (i = 0; wpa_drivers[i]; i++) {
9528                 const struct wpa_driver_ops *drv = wpa_drivers[i];
9529                 if (drv->get_interfaces == NULL)
9530                         continue;
9531                 tmp = drv->get_interfaces(global->drv_priv[i]);
9532                 if (tmp == NULL)
9533                         continue;
9534
9535                 if (last == NULL)
9536                         iface = last = tmp;
9537                 else
9538                         last->next = tmp;
9539                 while (last->next)
9540                         last = last->next;
9541         }
9542
9543         pos = buf;
9544         end = buf + len;
9545         for (tmp = iface; tmp; tmp = tmp->next) {
9546                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9547                                   tmp->drv_name, tmp->ifname,
9548                                   tmp->desc ? tmp->desc : "");
9549                 if (os_snprintf_error(end - pos, res)) {
9550                         *pos = '\0';
9551                         break;
9552                 }
9553                 pos += res;
9554         }
9555
9556         wpa_free_iface_info(iface);
9557
9558         return pos - buf;
9559 }
9560
9561
9562 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9563                                                   const char *input,
9564                                                   char *buf, int len)
9565 {
9566         int res;
9567         char *pos, *end;
9568         struct wpa_supplicant *wpa_s;
9569         int show_ctrl = 0;
9570
9571         if (input)
9572                 show_ctrl = !!os_strstr(input, "ctrl");
9573
9574         wpa_s = global->ifaces;
9575         pos = buf;
9576         end = buf + len;
9577
9578         while (wpa_s) {
9579                 if (show_ctrl)
9580                         res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
9581                                           wpa_s->ifname,
9582                                           wpa_s->conf->ctrl_interface ?
9583                                           wpa_s->conf->ctrl_interface : "N/A");
9584                 else
9585                         res = os_snprintf(pos, end - pos, "%s\n",
9586                                           wpa_s->ifname);
9587
9588                 if (os_snprintf_error(end - pos, res)) {
9589                         *pos = '\0';
9590                         break;
9591                 }
9592                 pos += res;
9593                 wpa_s = wpa_s->next;
9594         }
9595         return pos - buf;
9596 }
9597
9598
9599 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9600                                             const char *ifname,
9601                                             char *cmd, size_t *resp_len)
9602 {
9603         struct wpa_supplicant *wpa_s;
9604
9605         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9606                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9607                         break;
9608         }
9609
9610         if (wpa_s == NULL) {
9611                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9612                 if (resp)
9613                         *resp_len = os_strlen(resp);
9614                 else
9615                         *resp_len = 1;
9616                 return resp;
9617         }
9618
9619         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9620 }
9621
9622
9623 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9624                                                char *buf, size_t *resp_len)
9625 {
9626 #ifdef CONFIG_P2P
9627         static const char * cmd[] = {
9628                 "LIST_NETWORKS",
9629                 "P2P_FIND",
9630                 "P2P_STOP_FIND",
9631                 "P2P_LISTEN",
9632                 "P2P_GROUP_ADD",
9633                 "P2P_GET_PASSPHRASE",
9634                 "P2P_SERVICE_UPDATE",
9635                 "P2P_SERVICE_FLUSH",
9636                 "P2P_FLUSH",
9637                 "P2P_CANCEL",
9638                 "P2P_PRESENCE_REQ",
9639                 "P2P_EXT_LISTEN",
9640                 NULL
9641         };
9642         static const char * prefix[] = {
9643 #ifdef ANDROID
9644                 "DRIVER ",
9645 #endif /* ANDROID */
9646                 "GET_NETWORK ",
9647                 "REMOVE_NETWORK ",
9648                 "P2P_FIND ",
9649                 "P2P_CONNECT ",
9650                 "P2P_LISTEN ",
9651                 "P2P_GROUP_REMOVE ",
9652                 "P2P_GROUP_ADD ",
9653                 "P2P_GROUP_MEMBER ",
9654                 "P2P_PROV_DISC ",
9655                 "P2P_SERV_DISC_REQ ",
9656                 "P2P_SERV_DISC_CANCEL_REQ ",
9657                 "P2P_SERV_DISC_RESP ",
9658                 "P2P_SERV_DISC_EXTERNAL ",
9659                 "P2P_SERVICE_ADD ",
9660                 "P2P_SERVICE_DEL ",
9661                 "P2P_SERVICE_REP ",
9662                 "P2P_REJECT ",
9663                 "P2P_INVITE ",
9664                 "P2P_PEER ",
9665                 "P2P_SET ",
9666                 "P2P_UNAUTHORIZE ",
9667                 "P2P_PRESENCE_REQ ",
9668                 "P2P_EXT_LISTEN ",
9669                 "P2P_REMOVE_CLIENT ",
9670                 "WPS_NFC_TOKEN ",
9671                 "WPS_NFC_TAG_READ ",
9672                 "NFC_GET_HANDOVER_SEL ",
9673                 "NFC_GET_HANDOVER_REQ ",
9674                 "NFC_REPORT_HANDOVER ",
9675                 "P2P_ASP_PROVISION ",
9676                 "P2P_ASP_PROVISION_RESP ",
9677                 NULL
9678         };
9679         int found = 0;
9680         int i;
9681
9682         if (global->p2p_init_wpa_s == NULL)
9683                 return NULL;
9684
9685         for (i = 0; !found && cmd[i]; i++) {
9686                 if (os_strcmp(buf, cmd[i]) == 0)
9687                         found = 1;
9688         }
9689
9690         for (i = 0; !found && prefix[i]; i++) {
9691                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9692                         found = 1;
9693         }
9694
9695         if (found)
9696                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9697                                                          buf, resp_len);
9698 #endif /* CONFIG_P2P */
9699         return NULL;
9700 }
9701
9702
9703 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9704                                                char *buf, size_t *resp_len)
9705 {
9706 #ifdef CONFIG_WIFI_DISPLAY
9707         if (global->p2p_init_wpa_s == NULL)
9708                 return NULL;
9709         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9710             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9711                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9712                                                          buf, resp_len);
9713 #endif /* CONFIG_WIFI_DISPLAY */
9714         return NULL;
9715 }
9716
9717
9718 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9719                                            char *buf, size_t *resp_len)
9720 {
9721         char *ret;
9722
9723         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9724         if (ret)
9725                 return ret;
9726
9727         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9728         if (ret)
9729                 return ret;
9730
9731         return NULL;
9732 }
9733
9734
9735 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9736 {
9737         char *value;
9738
9739         value = os_strchr(cmd, ' ');
9740         if (value == NULL)
9741                 return -1;
9742         *value++ = '\0';
9743
9744         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9745
9746 #ifdef CONFIG_WIFI_DISPLAY
9747         if (os_strcasecmp(cmd, "wifi_display") == 0) {
9748                 wifi_display_enable(global, !!atoi(value));
9749                 return 0;
9750         }
9751 #endif /* CONFIG_WIFI_DISPLAY */
9752
9753         /* Restore cmd to its original value to allow redirection */
9754         value[-1] = ' ';
9755
9756         return -1;
9757 }
9758
9759
9760 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9761                                               char *cmd)
9762 {
9763         struct wpa_supplicant *wpa_s[2]; /* src, dst */
9764         char *p;
9765         unsigned int i;
9766
9767         /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9768          * <variable name> */
9769
9770         for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9771                 p = os_strchr(cmd, ' ');
9772                 if (p == NULL)
9773                         return -1;
9774                 *p = '\0';
9775
9776                 wpa_s[i] = global->ifaces;
9777                 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9778                         if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9779                                 break;
9780                 }
9781
9782                 if (!wpa_s[i]) {
9783                         wpa_printf(MSG_DEBUG,
9784                                    "CTRL_IFACE: Could not find iface=%s", cmd);
9785                         return -1;
9786                 }
9787
9788                 cmd = p + 1;
9789         }
9790
9791         return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9792 }
9793
9794
9795 #ifndef CONFIG_NO_CONFIG_WRITE
9796 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9797 {
9798         int ret = 0, saved = 0;
9799         struct wpa_supplicant *wpa_s;
9800
9801         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9802                 if (!wpa_s->conf->update_config) {
9803                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9804                         continue;
9805                 }
9806
9807                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9808                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9809                         ret = 1;
9810                 } else {
9811                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9812                         saved++;
9813                 }
9814         }
9815
9816         if (!saved && !ret) {
9817                 wpa_dbg(wpa_s, MSG_DEBUG,
9818                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9819                 ret = 1;
9820         }
9821
9822         return ret;
9823 }
9824 #endif /* CONFIG_NO_CONFIG_WRITE */
9825
9826
9827 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9828                                          char *buf, size_t buflen)
9829 {
9830         char *pos, *end;
9831         int ret;
9832         struct wpa_supplicant *wpa_s;
9833
9834         pos = buf;
9835         end = buf + buflen;
9836
9837 #ifdef CONFIG_P2P
9838         if (global->p2p && !global->p2p_disabled) {
9839                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9840                                   "\n"
9841                                   "p2p_state=%s\n",
9842                                   MAC2STR(global->p2p_dev_addr),
9843                                   p2p_get_state_txt(global->p2p));
9844                 if (os_snprintf_error(end - pos, ret))
9845                         return pos - buf;
9846                 pos += ret;
9847         } else if (global->p2p) {
9848                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9849                 if (os_snprintf_error(end - pos, ret))
9850                         return pos - buf;
9851                 pos += ret;
9852         }
9853 #endif /* CONFIG_P2P */
9854
9855 #ifdef CONFIG_WIFI_DISPLAY
9856         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9857                           !!global->wifi_display);
9858         if (os_snprintf_error(end - pos, ret))
9859                 return pos - buf;
9860         pos += ret;
9861 #endif /* CONFIG_WIFI_DISPLAY */
9862
9863         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9864                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9865                                   "address=" MACSTR "\n",
9866                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9867                 if (os_snprintf_error(end - pos, ret))
9868                         return pos - buf;
9869                 pos += ret;
9870         }
9871
9872         return pos - buf;
9873 }
9874
9875
9876 #ifdef CONFIG_FST
9877
9878 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9879                                              char *cmd, char *buf,
9880                                              size_t reply_size)
9881 {
9882         char ifname[IFNAMSIZ + 1];
9883         struct fst_iface_cfg cfg;
9884         struct wpa_supplicant *wpa_s;
9885         struct fst_wpa_obj iface_obj;
9886
9887         if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9888                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9889                 if (wpa_s) {
9890                         if (wpa_s->fst) {
9891                                 wpa_printf(MSG_INFO, "FST: Already attached");
9892                                 return -1;
9893                         }
9894                         fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9895                         wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9896                                                 &iface_obj, &cfg);
9897                         if (wpa_s->fst)
9898                                 return os_snprintf(buf, reply_size, "OK\n");
9899                 }
9900         }
9901
9902         return -1;
9903 }
9904
9905
9906 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9907                                              char *cmd, char *buf,
9908                                              size_t reply_size)
9909 {
9910         char ifname[IFNAMSIZ + 1];
9911         struct wpa_supplicant *wpa_s;
9912
9913         if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9914                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9915                 if (wpa_s) {
9916                         if (!fst_iface_detach(ifname)) {
9917                                 wpa_s->fst = NULL;
9918                                 return os_snprintf(buf, reply_size, "OK\n");
9919                         }
9920                 }
9921         }
9922
9923         return -1;
9924 }
9925
9926 #endif /* CONFIG_FST */
9927
9928
9929 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9930                                                 char *buf, size_t *resp_len)
9931 {
9932         char *reply;
9933         const int reply_size = 2048;
9934         int reply_len;
9935         int level = MSG_DEBUG;
9936
9937         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9938                 char *pos = os_strchr(buf + 7, ' ');
9939                 if (pos) {
9940                         *pos++ = '\0';
9941                         return wpas_global_ctrl_iface_ifname(global,
9942                                                              buf + 7, pos,
9943                                                              resp_len);
9944                 }
9945         }
9946
9947         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9948         if (reply)
9949                 return reply;
9950
9951         if (os_strcmp(buf, "PING") == 0)
9952                 level = MSG_EXCESSIVE;
9953         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9954                           (const u8 *) buf, os_strlen(buf));
9955
9956         reply = os_malloc(reply_size);
9957         if (reply == NULL) {
9958                 *resp_len = 1;
9959                 return NULL;
9960         }
9961
9962         os_memcpy(reply, "OK\n", 3);
9963         reply_len = 3;
9964
9965         if (os_strcmp(buf, "PING") == 0) {
9966                 os_memcpy(reply, "PONG\n", 5);
9967                 reply_len = 5;
9968         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9969                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9970                         reply_len = -1;
9971         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9972                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9973                         reply_len = -1;
9974         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9975                 reply_len = wpa_supplicant_global_iface_list(
9976                         global, reply, reply_size);
9977         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9978                 reply_len = wpa_supplicant_global_iface_interfaces(
9979                         global, buf + 10, reply, reply_size);
9980 #ifdef CONFIG_FST
9981         } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9982                 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9983                                                               reply,
9984                                                               reply_size);
9985         } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9986                 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9987                                                               reply,
9988                                                               reply_size);
9989         } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
9990                 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
9991 #endif /* CONFIG_FST */
9992         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9993                 wpa_supplicant_terminate_proc(global);
9994         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9995                 wpas_notify_suspend(global);
9996         } else if (os_strcmp(buf, "RESUME") == 0) {
9997                 wpas_notify_resume(global);
9998         } else if (os_strncmp(buf, "SET ", 4) == 0) {
9999                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
10000 #ifdef CONFIG_P2P
10001                         if (global->p2p_init_wpa_s) {
10002                                 os_free(reply);
10003                                 /* Check if P2P redirection would work for this
10004                                  * command. */
10005                                 return wpa_supplicant_ctrl_iface_process(
10006                                         global->p2p_init_wpa_s,
10007                                         buf, resp_len);
10008                         }
10009 #endif /* CONFIG_P2P */
10010                         reply_len = -1;
10011                 }
10012         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
10013                 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
10014                         reply_len = -1;
10015 #ifndef CONFIG_NO_CONFIG_WRITE
10016         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
10017                 if (wpas_global_ctrl_iface_save_config(global))
10018                         reply_len = -1;
10019 #endif /* CONFIG_NO_CONFIG_WRITE */
10020         } else if (os_strcmp(buf, "STATUS") == 0) {
10021                 reply_len = wpas_global_ctrl_iface_status(global, reply,
10022                                                           reply_size);
10023 #ifdef CONFIG_MODULE_TESTS
10024         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
10025                 if (wpas_module_tests() < 0)
10026                         reply_len = -1;
10027 #endif /* CONFIG_MODULE_TESTS */
10028         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
10029                 if (wpa_debug_reopen_file() < 0)
10030                         reply_len = -1;
10031         } else {
10032                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
10033                 reply_len = 16;
10034         }
10035
10036         if (reply_len < 0) {
10037                 os_memcpy(reply, "FAIL\n", 5);
10038                 reply_len = 5;
10039         }
10040
10041         *resp_len = reply_len;
10042         return reply;
10043 }