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                         case WPAS_MODE_MESH:
1890                                 ret = os_snprintf(pos, end - pos,
1891                                                   "mode=mesh\n");
1892                                 break;
1893                         default:
1894                                 ret = 0;
1895                                 break;
1896                         }
1897                         if (os_snprintf_error(end - pos, ret))
1898                                 return pos - buf;
1899                         pos += ret;
1900                 }
1901
1902 #ifdef CONFIG_AP
1903                 if (wpa_s->ap_iface) {
1904                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1905                                                             end - pos,
1906                                                             verbose);
1907                 } else
1908 #endif /* CONFIG_AP */
1909                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1910         }
1911 #ifdef CONFIG_SAE
1912         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1913 #ifdef CONFIG_AP
1914             !wpa_s->ap_iface &&
1915 #endif /* CONFIG_AP */
1916             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1917                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1918                                   wpa_s->sme.sae.group);
1919                 if (os_snprintf_error(end - pos, ret))
1920                         return pos - buf;
1921                 pos += ret;
1922         }
1923 #endif /* CONFIG_SAE */
1924         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1925                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1926         if (os_snprintf_error(end - pos, ret))
1927                 return pos - buf;
1928         pos += ret;
1929
1930         if (wpa_s->l2 &&
1931             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1932                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1933                 if (os_snprintf_error(end - pos, ret))
1934                         return pos - buf;
1935                 pos += ret;
1936         }
1937
1938 #ifdef CONFIG_P2P
1939         if (wpa_s->global->p2p) {
1940                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1941                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1942                 if (os_snprintf_error(end - pos, ret))
1943                         return pos - buf;
1944                 pos += ret;
1945         }
1946 #endif /* CONFIG_P2P */
1947
1948         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1949                           MAC2STR(wpa_s->own_addr));
1950         if (os_snprintf_error(end - pos, ret))
1951                 return pos - buf;
1952         pos += ret;
1953
1954 #ifdef CONFIG_HS20
1955         if (wpa_s->current_bss &&
1956             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1957                                           HS20_IE_VENDOR_TYPE)) &&
1958             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1959             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1960                 int release = 1;
1961                 if (hs20[1] >= 5) {
1962                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1963                         release = rel_num + 1;
1964                 }
1965                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1966                 if (os_snprintf_error(end - pos, ret))
1967                         return pos - buf;
1968                 pos += ret;
1969         }
1970
1971         if (wpa_s->current_ssid) {
1972                 struct wpa_cred *cred;
1973                 char *type;
1974
1975                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1976                         size_t i;
1977
1978                         if (wpa_s->current_ssid->parent_cred != cred)
1979                                 continue;
1980
1981                         if (cred->provisioning_sp) {
1982                                 ret = os_snprintf(pos, end - pos,
1983                                                   "provisioning_sp=%s\n",
1984                                                   cred->provisioning_sp);
1985                                 if (os_snprintf_error(end - pos, ret))
1986                                         return pos - buf;
1987                                 pos += ret;
1988                         }
1989
1990                         if (!cred->domain)
1991                                 goto no_domain;
1992
1993                         i = 0;
1994                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1995                                 struct wpabuf *names =
1996                                         wpa_s->current_bss->anqp->domain_name;
1997                                 for (i = 0; names && i < cred->num_domain; i++)
1998                                 {
1999                                         if (domain_name_list_contains(
2000                                                     names, cred->domain[i], 1))
2001                                                 break;
2002                                 }
2003                                 if (i == cred->num_domain)
2004                                         i = 0; /* show first entry by default */
2005                         }
2006                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
2007                                           cred->domain[i]);
2008                         if (os_snprintf_error(end - pos, ret))
2009                                 return pos - buf;
2010                         pos += ret;
2011
2012                 no_domain:
2013                         if (wpa_s->current_bss == NULL ||
2014                             wpa_s->current_bss->anqp == NULL)
2015                                 res = -1;
2016                         else
2017                                 res = interworking_home_sp_cred(
2018                                         wpa_s, cred,
2019                                         wpa_s->current_bss->anqp->domain_name);
2020                         if (res > 0)
2021                                 type = "home";
2022                         else if (res == 0)
2023                                 type = "roaming";
2024                         else
2025                                 type = "unknown";
2026
2027                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
2028                         if (os_snprintf_error(end - pos, ret))
2029                                 return pos - buf;
2030                         pos += ret;
2031
2032                         break;
2033                 }
2034         }
2035 #endif /* CONFIG_HS20 */
2036
2037         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2038             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2039                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2040                                           verbose);
2041                 if (res >= 0)
2042                         pos += res;
2043         }
2044
2045         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2046         if (sess_id) {
2047                 char *start = pos;
2048
2049                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2050                 if (os_snprintf_error(end - pos, ret))
2051                         return start - buf;
2052                 pos += ret;
2053                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2054                 if (ret <= 0)
2055                         return start - buf;
2056                 pos += ret;
2057                 ret = os_snprintf(pos, end - pos, "\n");
2058                 if (os_snprintf_error(end - pos, ret))
2059                         return start - buf;
2060                 pos += ret;
2061         }
2062
2063         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2064         if (res >= 0)
2065                 pos += res;
2066
2067 #ifdef CONFIG_WPS
2068         {
2069                 char uuid_str[100];
2070                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2071                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2072                 if (os_snprintf_error(end - pos, ret))
2073                         return pos - buf;
2074                 pos += ret;
2075         }
2076 #endif /* CONFIG_WPS */
2077
2078 #ifdef ANDROID
2079         /*
2080          * Allow using the STATUS command with default behavior, say for debug,
2081          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2082          * events with STATUS-NO_EVENTS.
2083          */
2084         if (os_strcmp(params, "-NO_EVENTS")) {
2085                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2086                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2087                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2088                              wpa_s->wpa_state,
2089                              MAC2STR(wpa_s->bssid),
2090                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2091                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
2092                                           wpa_s->current_ssid->ssid_len) : "");
2093                 if (wpa_s->wpa_state == WPA_COMPLETED) {
2094                         struct wpa_ssid *ssid = wpa_s->current_ssid;
2095                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2096                                      "- connection to " MACSTR
2097                                      " completed %s [id=%d id_str=%s]",
2098                                      MAC2STR(wpa_s->bssid), "(auth)",
2099                                      ssid ? ssid->id : -1,
2100                                      ssid && ssid->id_str ? ssid->id_str : "");
2101                 }
2102         }
2103 #endif /* ANDROID */
2104
2105         return pos - buf;
2106 }
2107
2108
2109 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2110                                            char *cmd)
2111 {
2112         char *pos;
2113         int id;
2114         struct wpa_ssid *ssid;
2115         u8 bssid[ETH_ALEN];
2116
2117         /* cmd: "<network id> <BSSID>" */
2118         pos = os_strchr(cmd, ' ');
2119         if (pos == NULL)
2120                 return -1;
2121         *pos++ = '\0';
2122         id = atoi(cmd);
2123         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2124         if (hwaddr_aton(pos, bssid)) {
2125                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2126                 return -1;
2127         }
2128
2129         ssid = wpa_config_get_network(wpa_s->conf, id);
2130         if (ssid == NULL) {
2131                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2132                            "to update", id);
2133                 return -1;
2134         }
2135
2136         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2137         ssid->bssid_set = !is_zero_ether_addr(bssid);
2138
2139         return 0;
2140 }
2141
2142
2143 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2144                                                char *cmd, char *buf,
2145                                                size_t buflen)
2146 {
2147         u8 bssid[ETH_ALEN];
2148         struct wpa_blacklist *e;
2149         char *pos, *end;
2150         int ret;
2151
2152         /* cmd: "BLACKLIST [<BSSID>]" */
2153         if (*cmd == '\0') {
2154                 pos = buf;
2155                 end = buf + buflen;
2156                 e = wpa_s->blacklist;
2157                 while (e) {
2158                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2159                                           MAC2STR(e->bssid));
2160                         if (os_snprintf_error(end - pos, ret))
2161                                 return pos - buf;
2162                         pos += ret;
2163                         e = e->next;
2164                 }
2165                 return pos - buf;
2166         }
2167
2168         cmd++;
2169         if (os_strncmp(cmd, "clear", 5) == 0) {
2170                 wpa_blacklist_clear(wpa_s);
2171                 os_memcpy(buf, "OK\n", 3);
2172                 return 3;
2173         }
2174
2175         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2176         if (hwaddr_aton(cmd, bssid)) {
2177                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2178                 return -1;
2179         }
2180
2181         /*
2182          * Add the BSSID twice, so its count will be 2, causing it to be
2183          * skipped when processing scan results.
2184          */
2185         ret = wpa_blacklist_add(wpa_s, bssid);
2186         if (ret < 0)
2187                 return -1;
2188         ret = wpa_blacklist_add(wpa_s, bssid);
2189         if (ret < 0)
2190                 return -1;
2191         os_memcpy(buf, "OK\n", 3);
2192         return 3;
2193 }
2194
2195
2196 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2197                                                char *cmd, char *buf,
2198                                                size_t buflen)
2199 {
2200         char *pos, *end, *stamp;
2201         int ret;
2202
2203         /* cmd: "LOG_LEVEL [<level>]" */
2204         if (*cmd == '\0') {
2205                 pos = buf;
2206                 end = buf + buflen;
2207                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2208                                   "Timestamp: %d\n",
2209                                   debug_level_str(wpa_debug_level),
2210                                   wpa_debug_timestamp);
2211                 if (os_snprintf_error(end - pos, ret))
2212                         ret = 0;
2213
2214                 return ret;
2215         }
2216
2217         while (*cmd == ' ')
2218                 cmd++;
2219
2220         stamp = os_strchr(cmd, ' ');
2221         if (stamp) {
2222                 *stamp++ = '\0';
2223                 while (*stamp == ' ') {
2224                         stamp++;
2225                 }
2226         }
2227
2228         if (os_strlen(cmd)) {
2229                 int level = str_to_debug_level(cmd);
2230                 if (level < 0)
2231                         return -1;
2232                 wpa_debug_level = level;
2233         }
2234
2235         if (stamp && os_strlen(stamp))
2236                 wpa_debug_timestamp = atoi(stamp);
2237
2238         os_memcpy(buf, "OK\n", 3);
2239         return 3;
2240 }
2241
2242
2243 static int wpa_supplicant_ctrl_iface_list_networks(
2244         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2245 {
2246         char *pos, *end, *prev;
2247         struct wpa_ssid *ssid;
2248         int ret;
2249
2250         pos = buf;
2251         end = buf + buflen;
2252         ret = os_snprintf(pos, end - pos,
2253                           "network id / ssid / bssid / flags\n");
2254         if (os_snprintf_error(end - pos, ret))
2255                 return pos - buf;
2256         pos += ret;
2257
2258         ssid = wpa_s->conf->ssid;
2259
2260         /* skip over ssids until we find next one */
2261         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2262                 int last_id = atoi(cmd + 8);
2263                 if (last_id != -1) {
2264                         while (ssid != NULL && ssid->id <= last_id) {
2265                                 ssid = ssid->next;
2266                         }
2267                 }
2268         }
2269
2270         while (ssid) {
2271                 prev = pos;
2272                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2273                                   ssid->id,
2274                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2275                 if (os_snprintf_error(end - pos, ret))
2276                         return prev - buf;
2277                 pos += ret;
2278                 if (ssid->bssid_set) {
2279                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2280                                           MAC2STR(ssid->bssid));
2281                 } else {
2282                         ret = os_snprintf(pos, end - pos, "\tany");
2283                 }
2284                 if (os_snprintf_error(end - pos, ret))
2285                         return prev - buf;
2286                 pos += ret;
2287                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2288                                   ssid == wpa_s->current_ssid ?
2289                                   "[CURRENT]" : "",
2290                                   ssid->disabled ? "[DISABLED]" : "",
2291                                   ssid->disabled_until.sec ?
2292                                   "[TEMP-DISABLED]" : "",
2293                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2294                                   "");
2295                 if (os_snprintf_error(end - pos, ret))
2296                         return prev - buf;
2297                 pos += ret;
2298                 ret = os_snprintf(pos, end - pos, "\n");
2299                 if (os_snprintf_error(end - pos, ret))
2300                         return prev - buf;
2301                 pos += ret;
2302
2303                 ssid = ssid->next;
2304         }
2305
2306         return pos - buf;
2307 }
2308
2309
2310 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2311 {
2312         int ret;
2313         ret = os_snprintf(pos, end - pos, "-");
2314         if (os_snprintf_error(end - pos, ret))
2315                 return pos;
2316         pos += ret;
2317         ret = wpa_write_ciphers(pos, end, cipher, "+");
2318         if (ret < 0)
2319                 return pos;
2320         pos += ret;
2321         return pos;
2322 }
2323
2324
2325 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2326                                     const u8 *ie, size_t ie_len)
2327 {
2328         struct wpa_ie_data data;
2329         char *start;
2330         int ret;
2331
2332         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2333         if (os_snprintf_error(end - pos, ret))
2334                 return pos;
2335         pos += ret;
2336
2337         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2338                 ret = os_snprintf(pos, end - pos, "?]");
2339                 if (os_snprintf_error(end - pos, ret))
2340                         return pos;
2341                 pos += ret;
2342                 return pos;
2343         }
2344
2345         start = pos;
2346         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2347                 ret = os_snprintf(pos, end - pos, "%sEAP",
2348                                   pos == start ? "" : "+");
2349                 if (os_snprintf_error(end - pos, ret))
2350                         return pos;
2351                 pos += ret;
2352         }
2353         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2354                 ret = os_snprintf(pos, end - pos, "%sPSK",
2355                                   pos == start ? "" : "+");
2356                 if (os_snprintf_error(end - pos, ret))
2357                         return pos;
2358                 pos += ret;
2359         }
2360         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2361                 ret = os_snprintf(pos, end - pos, "%sNone",
2362                                   pos == start ? "" : "+");
2363                 if (os_snprintf_error(end - pos, ret))
2364                         return pos;
2365                 pos += ret;
2366         }
2367         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2368                 ret = os_snprintf(pos, end - pos, "%sSAE",
2369                                   pos == start ? "" : "+");
2370                 if (os_snprintf_error(end - pos, ret))
2371                         return pos;
2372                 pos += ret;
2373         }
2374 #ifdef CONFIG_IEEE80211R
2375         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2376                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2377                                   pos == start ? "" : "+");
2378                 if (os_snprintf_error(end - pos, ret))
2379                         return pos;
2380                 pos += ret;
2381         }
2382         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2383                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2384                                   pos == start ? "" : "+");
2385                 if (os_snprintf_error(end - pos, ret))
2386                         return pos;
2387                 pos += ret;
2388         }
2389         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2390                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2391                                   pos == start ? "" : "+");
2392                 if (os_snprintf_error(end - pos, ret))
2393                         return pos;
2394                 pos += ret;
2395         }
2396 #endif /* CONFIG_IEEE80211R */
2397 #ifdef CONFIG_IEEE80211W
2398         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2399                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2400                                   pos == start ? "" : "+");
2401                 if (os_snprintf_error(end - pos, ret))
2402                         return pos;
2403                 pos += ret;
2404         }
2405         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2406                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2407                                   pos == start ? "" : "+");
2408                 if (os_snprintf_error(end - pos, ret))
2409                         return pos;
2410                 pos += ret;
2411         }
2412 #endif /* CONFIG_IEEE80211W */
2413
2414 #ifdef CONFIG_SUITEB
2415         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2416                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2417                                   pos == start ? "" : "+");
2418                 if (os_snprintf_error(end - pos, ret))
2419                         return pos;
2420                 pos += ret;
2421         }
2422 #endif /* CONFIG_SUITEB */
2423
2424 #ifdef CONFIG_SUITEB192
2425         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2426                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2427                                   pos == start ? "" : "+");
2428                 if (os_snprintf_error(end - pos, ret))
2429                         return pos;
2430                 pos += ret;
2431         }
2432 #endif /* CONFIG_SUITEB192 */
2433
2434         if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2435                 ret = os_snprintf(pos, end - pos, "%sOSEN",
2436                                   pos == start ? "" : "+");
2437                 if (os_snprintf_error(end - pos, ret))
2438                         return pos;
2439                 pos += ret;
2440         }
2441
2442         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2443
2444         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2445                 ret = os_snprintf(pos, end - pos, "-preauth");
2446                 if (os_snprintf_error(end - pos, ret))
2447                         return pos;
2448                 pos += ret;
2449         }
2450
2451         ret = os_snprintf(pos, end - pos, "]");
2452         if (os_snprintf_error(end - pos, ret))
2453                 return pos;
2454         pos += ret;
2455
2456         return pos;
2457 }
2458
2459
2460 #ifdef CONFIG_WPS
2461 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2462                                             char *pos, char *end,
2463                                             struct wpabuf *wps_ie)
2464 {
2465         int ret;
2466         const char *txt;
2467
2468         if (wps_ie == NULL)
2469                 return pos;
2470         if (wps_is_selected_pbc_registrar(wps_ie))
2471                 txt = "[WPS-PBC]";
2472         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2473                 txt = "[WPS-AUTH]";
2474         else if (wps_is_selected_pin_registrar(wps_ie))
2475                 txt = "[WPS-PIN]";
2476         else
2477                 txt = "[WPS]";
2478
2479         ret = os_snprintf(pos, end - pos, "%s", txt);
2480         if (!os_snprintf_error(end - pos, ret))
2481                 pos += ret;
2482         wpabuf_free(wps_ie);
2483         return pos;
2484 }
2485 #endif /* CONFIG_WPS */
2486
2487
2488 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2489                                         char *pos, char *end,
2490                                         const struct wpa_bss *bss)
2491 {
2492 #ifdef CONFIG_WPS
2493         struct wpabuf *wps_ie;
2494         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2495         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2496 #else /* CONFIG_WPS */
2497         return pos;
2498 #endif /* CONFIG_WPS */
2499 }
2500
2501
2502 /* Format one result on one text line into a buffer. */
2503 static int wpa_supplicant_ctrl_iface_scan_result(
2504         struct wpa_supplicant *wpa_s,
2505         const struct wpa_bss *bss, char *buf, size_t buflen)
2506 {
2507         char *pos, *end;
2508         int ret;
2509         const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2510
2511         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2512         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2513         if (!p2p)
2514                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2515         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2516             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2517             0)
2518                 return 0; /* Do not show P2P listen discovery results here */
2519
2520         pos = buf;
2521         end = buf + buflen;
2522
2523         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2524                           MAC2STR(bss->bssid), bss->freq, bss->level);
2525         if (os_snprintf_error(end - pos, ret))
2526                 return -1;
2527         pos += ret;
2528         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2529         if (ie)
2530                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2531         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2532         if (ie2) {
2533                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2534                                             ie2, 2 + ie2[1]);
2535         }
2536         osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2537         if (osen_ie)
2538                 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2539                                             osen_ie, 2 + osen_ie[1]);
2540         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2541         if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2542                 ret = os_snprintf(pos, end - pos, "[WEP]");
2543                 if (os_snprintf_error(end - pos, ret))
2544                         return -1;
2545                 pos += ret;
2546         }
2547         if (mesh) {
2548                 ret = os_snprintf(pos, end - pos, "[MESH]");
2549                 if (os_snprintf_error(end - pos, ret))
2550                         return -1;
2551                 pos += ret;
2552         }
2553         if (bss_is_dmg(bss)) {
2554                 const char *s;
2555                 ret = os_snprintf(pos, end - pos, "[DMG]");
2556                 if (os_snprintf_error(end - pos, ret))
2557                         return -1;
2558                 pos += ret;
2559                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2560                 case IEEE80211_CAP_DMG_IBSS:
2561                         s = "[IBSS]";
2562                         break;
2563                 case IEEE80211_CAP_DMG_AP:
2564                         s = "[ESS]";
2565                         break;
2566                 case IEEE80211_CAP_DMG_PBSS:
2567                         s = "[PBSS]";
2568                         break;
2569                 default:
2570                         s = "";
2571                         break;
2572                 }
2573                 ret = os_snprintf(pos, end - pos, "%s", s);
2574                 if (os_snprintf_error(end - pos, ret))
2575                         return -1;
2576                 pos += ret;
2577         } else {
2578                 if (bss->caps & IEEE80211_CAP_IBSS) {
2579                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2580                         if (os_snprintf_error(end - pos, ret))
2581                                 return -1;
2582                         pos += ret;
2583                 }
2584                 if (bss->caps & IEEE80211_CAP_ESS) {
2585                         ret = os_snprintf(pos, end - pos, "[ESS]");
2586                         if (os_snprintf_error(end - pos, ret))
2587                                 return -1;
2588                         pos += ret;
2589                 }
2590         }
2591         if (p2p) {
2592                 ret = os_snprintf(pos, end - pos, "[P2P]");
2593                 if (os_snprintf_error(end - pos, ret))
2594                         return -1;
2595                 pos += ret;
2596         }
2597 #ifdef CONFIG_HS20
2598         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2599                 ret = os_snprintf(pos, end - pos, "[HS20]");
2600                 if (os_snprintf_error(end - pos, ret))
2601                         return -1;
2602                 pos += ret;
2603         }
2604 #endif /* CONFIG_HS20 */
2605 #ifdef CONFIG_FST
2606         if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2607                 ret = os_snprintf(pos, end - pos, "[FST]");
2608                 if (os_snprintf_error(end - pos, ret))
2609                         return -1;
2610                 pos += ret;
2611         }
2612 #endif /* CONFIG_FST */
2613
2614         ret = os_snprintf(pos, end - pos, "\t%s",
2615                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2616         if (os_snprintf_error(end - pos, ret))
2617                 return -1;
2618         pos += ret;
2619
2620         ret = os_snprintf(pos, end - pos, "\n");
2621         if (os_snprintf_error(end - pos, ret))
2622                 return -1;
2623         pos += ret;
2624
2625         return pos - buf;
2626 }
2627
2628
2629 static int wpa_supplicant_ctrl_iface_scan_results(
2630         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2631 {
2632         char *pos, *end;
2633         struct wpa_bss *bss;
2634         int ret;
2635
2636         pos = buf;
2637         end = buf + buflen;
2638         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2639                           "flags / ssid\n");
2640         if (os_snprintf_error(end - pos, ret))
2641                 return pos - buf;
2642         pos += ret;
2643
2644         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2645                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2646                                                             end - pos);
2647                 if (ret < 0 || ret >= end - pos)
2648                         return pos - buf;
2649                 pos += ret;
2650         }
2651
2652         return pos - buf;
2653 }
2654
2655
2656 #ifdef CONFIG_MESH
2657
2658 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2659         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2660 {
2661         char *pos, ifname[IFNAMSIZ + 1];
2662
2663         ifname[0] = '\0';
2664
2665         pos = os_strstr(cmd, "ifname=");
2666         if (pos) {
2667                 pos += 7;
2668                 os_strlcpy(ifname, pos, sizeof(ifname));
2669         }
2670
2671         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2672                 return -1;
2673
2674         os_strlcpy(reply, ifname, max_len);
2675         return os_strlen(ifname);
2676 }
2677
2678
2679 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2680         struct wpa_supplicant *wpa_s, char *cmd)
2681 {
2682         int id;
2683         struct wpa_ssid *ssid;
2684
2685         id = atoi(cmd);
2686         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2687
2688         ssid = wpa_config_get_network(wpa_s->conf, id);
2689         if (ssid == NULL) {
2690                 wpa_printf(MSG_DEBUG,
2691                            "CTRL_IFACE: Could not find network id=%d", id);
2692                 return -1;
2693         }
2694         if (ssid->mode != WPAS_MODE_MESH) {
2695                 wpa_printf(MSG_DEBUG,
2696                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2697                 return -1;
2698         }
2699         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2700             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2701                 wpa_printf(MSG_ERROR,
2702                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2703                 return -1;
2704         }
2705
2706         /*
2707          * TODO: If necessary write our own group_add function,
2708          * for now we can reuse select_network
2709          */
2710         wpa_supplicant_select_network(wpa_s, ssid);
2711
2712         return 0;
2713 }
2714
2715
2716 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2717         struct wpa_supplicant *wpa_s, char *cmd)
2718 {
2719         struct wpa_supplicant *orig;
2720         struct wpa_global *global;
2721         int found = 0;
2722
2723         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2724
2725         global = wpa_s->global;
2726         orig = wpa_s;
2727
2728         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2729                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2730                         found = 1;
2731                         break;
2732                 }
2733         }
2734         if (!found) {
2735                 wpa_printf(MSG_ERROR,
2736                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2737                            cmd);
2738                 return -1;
2739         }
2740         if (wpa_s->mesh_if_created && wpa_s == orig) {
2741                 wpa_printf(MSG_ERROR,
2742                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2743                 return -1;
2744         }
2745
2746         wpa_s->reassociate = 0;
2747         wpa_s->disconnected = 1;
2748         wpa_supplicant_cancel_sched_scan(wpa_s);
2749         wpa_supplicant_cancel_scan(wpa_s);
2750
2751         /*
2752          * TODO: If necessary write our own group_remove function,
2753          * for now we can reuse deauthenticate
2754          */
2755         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2756
2757         if (wpa_s->mesh_if_created)
2758                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2759
2760         return 0;
2761 }
2762
2763
2764 static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
2765         struct wpa_supplicant *wpa_s, char *cmd)
2766 {
2767         u8 addr[ETH_ALEN];
2768
2769         if (hwaddr_aton(cmd, addr) < 0)
2770                 return -1;
2771
2772         return wpas_mesh_peer_remove(wpa_s, addr);
2773 }
2774
2775
2776 static int wpa_supplicant_ctrl_iface_mesh_peer_add(
2777         struct wpa_supplicant *wpa_s, char *cmd)
2778 {
2779         u8 addr[ETH_ALEN];
2780         int duration;
2781         char *pos;
2782
2783         pos = os_strstr(cmd, " duration=");
2784         if (pos) {
2785                 *pos = '\0';
2786                 duration = atoi(pos + 10);
2787         } else {
2788                 duration = -1;
2789         }
2790
2791         if (hwaddr_aton(cmd, addr))
2792                 return -1;
2793
2794         return wpas_mesh_peer_add(wpa_s, addr, duration);
2795 }
2796
2797 #endif /* CONFIG_MESH */
2798
2799
2800 static int wpa_supplicant_ctrl_iface_select_network(
2801         struct wpa_supplicant *wpa_s, char *cmd)
2802 {
2803         int id;
2804         struct wpa_ssid *ssid;
2805         char *pos;
2806
2807         /* cmd: "<network id>" or "any" */
2808         if (os_strncmp(cmd, "any", 3) == 0) {
2809                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2810                 ssid = NULL;
2811         } else {
2812                 id = atoi(cmd);
2813                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2814
2815                 ssid = wpa_config_get_network(wpa_s->conf, id);
2816                 if (ssid == NULL) {
2817                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2818                                    "network id=%d", id);
2819                         return -1;
2820                 }
2821                 if (ssid->disabled == 2) {
2822                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2823                                    "SELECT_NETWORK with persistent P2P group");
2824                         return -1;
2825                 }
2826         }
2827
2828         pos = os_strstr(cmd, " freq=");
2829         if (pos) {
2830                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2831                 if (freqs) {
2832                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2833                         os_free(wpa_s->manual_scan_freqs);
2834                         wpa_s->manual_scan_freqs = freqs;
2835                 }
2836         }
2837
2838         wpa_s->scan_min_time.sec = 0;
2839         wpa_s->scan_min_time.usec = 0;
2840         wpa_supplicant_select_network(wpa_s, ssid);
2841
2842         return 0;
2843 }
2844
2845
2846 static int wpa_supplicant_ctrl_iface_enable_network(
2847         struct wpa_supplicant *wpa_s, char *cmd)
2848 {
2849         int id;
2850         struct wpa_ssid *ssid;
2851
2852         /* cmd: "<network id>" or "all" */
2853         if (os_strcmp(cmd, "all") == 0) {
2854                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2855                 ssid = NULL;
2856         } else {
2857                 id = atoi(cmd);
2858                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2859
2860                 ssid = wpa_config_get_network(wpa_s->conf, id);
2861                 if (ssid == NULL) {
2862                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2863                                    "network id=%d", id);
2864                         return -1;
2865                 }
2866                 if (ssid->disabled == 2) {
2867                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2868                                    "ENABLE_NETWORK with persistent P2P group");
2869                         return -1;
2870                 }
2871
2872                 if (os_strstr(cmd, " no-connect")) {
2873                         ssid->disabled = 0;
2874                         return 0;
2875                 }
2876         }
2877         wpa_s->scan_min_time.sec = 0;
2878         wpa_s->scan_min_time.usec = 0;
2879         wpa_supplicant_enable_network(wpa_s, ssid);
2880
2881         return 0;
2882 }
2883
2884
2885 static int wpa_supplicant_ctrl_iface_disable_network(
2886         struct wpa_supplicant *wpa_s, char *cmd)
2887 {
2888         int id;
2889         struct wpa_ssid *ssid;
2890
2891         /* cmd: "<network id>" or "all" */
2892         if (os_strcmp(cmd, "all") == 0) {
2893                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2894                 ssid = NULL;
2895         } else {
2896                 id = atoi(cmd);
2897                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2898
2899                 ssid = wpa_config_get_network(wpa_s->conf, id);
2900                 if (ssid == NULL) {
2901                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2902                                    "network id=%d", id);
2903                         return -1;
2904                 }
2905                 if (ssid->disabled == 2) {
2906                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2907                                    "DISABLE_NETWORK with persistent P2P "
2908                                    "group");
2909                         return -1;
2910                 }
2911         }
2912         wpa_supplicant_disable_network(wpa_s, ssid);
2913
2914         return 0;
2915 }
2916
2917
2918 static int wpa_supplicant_ctrl_iface_add_network(
2919         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2920 {
2921         struct wpa_ssid *ssid;
2922         int ret;
2923
2924         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2925
2926         ssid = wpa_supplicant_add_network(wpa_s);
2927         if (ssid == NULL)
2928                 return -1;
2929
2930         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2931         if (os_snprintf_error(buflen, ret))
2932                 return -1;
2933         return ret;
2934 }
2935
2936
2937 static int wpa_supplicant_ctrl_iface_remove_network(
2938         struct wpa_supplicant *wpa_s, char *cmd)
2939 {
2940         int id;
2941         struct wpa_ssid *ssid;
2942         int result;
2943
2944         /* cmd: "<network id>" or "all" */
2945         if (os_strcmp(cmd, "all") == 0) {
2946                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2947                 if (wpa_s->sched_scanning)
2948                         wpa_supplicant_cancel_sched_scan(wpa_s);
2949
2950                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2951                 if (wpa_s->current_ssid) {
2952 #ifdef CONFIG_SME
2953                         wpa_s->sme.prev_bssid_set = 0;
2954 #endif /* CONFIG_SME */
2955                         wpa_sm_set_config(wpa_s->wpa, NULL);
2956                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2957                         if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2958                                 wpa_s->own_disconnect_req = 1;
2959                         wpa_supplicant_deauthenticate(
2960                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2961                 }
2962                 ssid = wpa_s->conf->ssid;
2963                 while (ssid) {
2964                         struct wpa_ssid *remove_ssid = ssid;
2965                         id = ssid->id;
2966                         ssid = ssid->next;
2967                         if (wpa_s->last_ssid == remove_ssid)
2968                                 wpa_s->last_ssid = NULL;
2969                         wpas_notify_network_removed(wpa_s, remove_ssid);
2970                         wpa_config_remove_network(wpa_s->conf, id);
2971                 }
2972                 return 0;
2973         }
2974
2975         id = atoi(cmd);
2976         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2977
2978         result = wpa_supplicant_remove_network(wpa_s, id);
2979         if (result == -1) {
2980                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2981                            "id=%d", id);
2982                 return -1;
2983         }
2984         if (result == -2) {
2985                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2986                            "network id=%d", id);
2987                 return -1;
2988         }
2989         return 0;
2990 }
2991
2992
2993 static int wpa_supplicant_ctrl_iface_update_network(
2994         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2995         char *name, char *value)
2996 {
2997         int ret;
2998
2999         ret = wpa_config_set(ssid, name, value, 0);
3000         if (ret < 0) {
3001                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
3002                            "variable '%s'", name);
3003                 return -1;
3004         }
3005         if (ret == 1)
3006                 return 0; /* No change to the previously configured value */
3007
3008         if (os_strcmp(name, "bssid") != 0 &&
3009             os_strcmp(name, "priority") != 0) {
3010                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
3011
3012                 if (wpa_s->current_ssid == ssid ||
3013                     wpa_s->current_ssid == NULL) {
3014                         /*
3015                          * Invalidate the EAP session cache if anything in the
3016                          * current or previously used configuration changes.
3017                          */
3018                         eapol_sm_invalidate_cached_session(wpa_s->eapol);
3019                 }
3020         }
3021
3022         if ((os_strcmp(name, "psk") == 0 &&
3023              value[0] == '"' && ssid->ssid_len) ||
3024             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
3025                 wpa_config_update_psk(ssid);
3026         else if (os_strcmp(name, "priority") == 0)
3027                 wpa_config_update_prio_list(wpa_s->conf);
3028
3029         return 0;
3030 }
3031
3032
3033 static int wpa_supplicant_ctrl_iface_set_network(
3034         struct wpa_supplicant *wpa_s, char *cmd)
3035 {
3036         int id, ret, prev_bssid_set, prev_disabled;
3037         struct wpa_ssid *ssid;
3038         char *name, *value;
3039         u8 prev_bssid[ETH_ALEN];
3040
3041         /* cmd: "<network id> <variable name> <value>" */
3042         name = os_strchr(cmd, ' ');
3043         if (name == NULL)
3044                 return -1;
3045         *name++ = '\0';
3046
3047         value = os_strchr(name, ' ');
3048         if (value == NULL)
3049                 return -1;
3050         *value++ = '\0';
3051
3052         id = atoi(cmd);
3053         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3054                    id, name);
3055         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3056                               (u8 *) value, os_strlen(value));
3057
3058         ssid = wpa_config_get_network(wpa_s->conf, id);
3059         if (ssid == NULL) {
3060                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3061                            "id=%d", id);
3062                 return -1;
3063         }
3064
3065         prev_bssid_set = ssid->bssid_set;
3066         prev_disabled = ssid->disabled;
3067         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3068         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3069                                                        value);
3070         if (ret == 0 &&
3071             (ssid->bssid_set != prev_bssid_set ||
3072              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3073                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3074
3075         if (prev_disabled != ssid->disabled &&
3076             (prev_disabled == 2 || ssid->disabled == 2))
3077                 wpas_notify_network_type_changed(wpa_s, ssid);
3078
3079         return ret;
3080 }
3081
3082
3083 static int wpa_supplicant_ctrl_iface_get_network(
3084         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3085 {
3086         int id;
3087         size_t res;
3088         struct wpa_ssid *ssid;
3089         char *name, *value;
3090
3091         /* cmd: "<network id> <variable name>" */
3092         name = os_strchr(cmd, ' ');
3093         if (name == NULL || buflen == 0)
3094                 return -1;
3095         *name++ = '\0';
3096
3097         id = atoi(cmd);
3098         wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3099                    id, name);
3100
3101         ssid = wpa_config_get_network(wpa_s->conf, id);
3102         if (ssid == NULL) {
3103                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3104                            "id=%d", id);
3105                 return -1;
3106         }
3107
3108         value = wpa_config_get_no_key(ssid, name);
3109         if (value == NULL) {
3110                 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3111                            "variable '%s'", name);
3112                 return -1;
3113         }
3114
3115         res = os_strlcpy(buf, value, buflen);
3116         if (res >= buflen) {
3117                 os_free(value);
3118                 return -1;
3119         }
3120
3121         os_free(value);
3122
3123         return res;
3124 }
3125
3126
3127 static int wpa_supplicant_ctrl_iface_dup_network(
3128         struct wpa_supplicant *wpa_s, char *cmd,
3129         struct wpa_supplicant *dst_wpa_s)
3130 {
3131         struct wpa_ssid *ssid_s, *ssid_d;
3132         char *name, *id, *value;
3133         int id_s, id_d, ret;
3134
3135         /* cmd: "<src network id> <dst network id> <variable name>" */
3136         id = os_strchr(cmd, ' ');
3137         if (id == NULL)
3138                 return -1;
3139         *id++ = '\0';
3140
3141         name = os_strchr(id, ' ');
3142         if (name == NULL)
3143                 return -1;
3144         *name++ = '\0';
3145
3146         id_s = atoi(cmd);
3147         id_d = atoi(id);
3148
3149         wpa_printf(MSG_DEBUG,
3150                    "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3151                    wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3152
3153         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3154         if (ssid_s == NULL) {
3155                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3156                            "network id=%d", id_s);
3157                 return -1;
3158         }
3159
3160         ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3161         if (ssid_d == NULL) {
3162                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3163                            "network id=%d", id_d);
3164                 return -1;
3165         }
3166
3167         value = wpa_config_get(ssid_s, name);
3168         if (value == NULL) {
3169                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3170                            "variable '%s'", name);
3171                 return -1;
3172         }
3173
3174         ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3175                                                        value);
3176
3177         os_free(value);
3178
3179         return ret;
3180 }
3181
3182
3183 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3184                                                 char *buf, size_t buflen)
3185 {
3186         char *pos, *end;
3187         struct wpa_cred *cred;
3188         int ret;
3189
3190         pos = buf;
3191         end = buf + buflen;
3192         ret = os_snprintf(pos, end - pos,
3193                           "cred id / realm / username / domain / imsi\n");
3194         if (os_snprintf_error(end - pos, ret))
3195                 return pos - buf;
3196         pos += ret;
3197
3198         cred = wpa_s->conf->cred;
3199         while (cred) {
3200                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3201                                   cred->id, cred->realm ? cred->realm : "",
3202                                   cred->username ? cred->username : "",
3203                                   cred->domain ? cred->domain[0] : "",
3204                                   cred->imsi ? cred->imsi : "");
3205                 if (os_snprintf_error(end - pos, ret))
3206                         return pos - buf;
3207                 pos += ret;
3208
3209                 cred = cred->next;
3210         }
3211
3212         return pos - buf;
3213 }
3214
3215
3216 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3217                                               char *buf, size_t buflen)
3218 {
3219         struct wpa_cred *cred;
3220         int ret;
3221
3222         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3223
3224         cred = wpa_config_add_cred(wpa_s->conf);
3225         if (cred == NULL)
3226                 return -1;
3227
3228         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3229
3230         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3231         if (os_snprintf_error(buflen, ret))
3232                 return -1;
3233         return ret;
3234 }
3235
3236
3237 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3238                                  struct wpa_cred *cred)
3239 {
3240         struct wpa_ssid *ssid;
3241         char str[20];
3242         int id;
3243
3244         if (cred == NULL) {
3245                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3246                 return -1;
3247         }
3248
3249         id = cred->id;
3250         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3251                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3252                 return -1;
3253         }
3254
3255         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3256
3257         /* Remove any network entry created based on the removed credential */
3258         ssid = wpa_s->conf->ssid;
3259         while (ssid) {
3260                 if (ssid->parent_cred == cred) {
3261                         int res;
3262
3263                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3264                                    "used the removed credential", ssid->id);
3265                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3266                         if (os_snprintf_error(sizeof(str), res))
3267                                 str[sizeof(str) - 1] = '\0';
3268                         ssid = ssid->next;
3269                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3270                 } else
3271                         ssid = ssid->next;
3272         }
3273
3274         return 0;
3275 }
3276
3277
3278 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3279                                                  char *cmd)
3280 {
3281         int id;
3282         struct wpa_cred *cred, *prev;
3283
3284         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3285          * "provisioning_sp=<FQDN> */
3286         if (os_strcmp(cmd, "all") == 0) {
3287                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3288                 cred = wpa_s->conf->cred;
3289                 while (cred) {
3290                         prev = cred;
3291                         cred = cred->next;
3292                         wpas_ctrl_remove_cred(wpa_s, prev);
3293                 }
3294                 return 0;
3295         }
3296
3297         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3298                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3299                            cmd + 8);
3300                 cred = wpa_s->conf->cred;
3301                 while (cred) {
3302                         prev = cred;
3303                         cred = cred->next;
3304                         if (prev->domain) {
3305                                 size_t i;
3306                                 for (i = 0; i < prev->num_domain; i++) {
3307                                         if (os_strcmp(prev->domain[i], cmd + 8)
3308                                             != 0)
3309                                                 continue;
3310                                         wpas_ctrl_remove_cred(wpa_s, prev);
3311                                         break;
3312                                 }
3313                         }
3314                 }
3315                 return 0;
3316         }
3317
3318         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3319                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3320                            cmd + 16);
3321                 cred = wpa_s->conf->cred;
3322                 while (cred) {
3323                         prev = cred;
3324                         cred = cred->next;
3325                         if (prev->provisioning_sp &&
3326                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3327                                 wpas_ctrl_remove_cred(wpa_s, prev);
3328                 }
3329                 return 0;
3330         }
3331
3332         id = atoi(cmd);
3333         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3334
3335         cred = wpa_config_get_cred(wpa_s->conf, id);
3336         return wpas_ctrl_remove_cred(wpa_s, cred);
3337 }
3338
3339
3340 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3341                                               char *cmd)
3342 {
3343         int id;
3344         struct wpa_cred *cred;
3345         char *name, *value;
3346
3347         /* cmd: "<cred id> <variable name> <value>" */
3348         name = os_strchr(cmd, ' ');
3349         if (name == NULL)
3350                 return -1;
3351         *name++ = '\0';
3352
3353         value = os_strchr(name, ' ');
3354         if (value == NULL)
3355                 return -1;
3356         *value++ = '\0';
3357
3358         id = atoi(cmd);
3359         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3360                    id, name);
3361         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3362                               (u8 *) value, os_strlen(value));
3363
3364         cred = wpa_config_get_cred(wpa_s->conf, id);
3365         if (cred == NULL) {
3366                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3367                            id);
3368                 return -1;
3369         }
3370
3371         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3372                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3373                            "variable '%s'", name);
3374                 return -1;
3375         }
3376
3377         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3378
3379         return 0;
3380 }
3381
3382
3383 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3384                                               char *cmd, char *buf,
3385                                               size_t buflen)
3386 {
3387         int id;
3388         size_t res;
3389         struct wpa_cred *cred;
3390         char *name, *value;
3391
3392         /* cmd: "<cred id> <variable name>" */
3393         name = os_strchr(cmd, ' ');
3394         if (name == NULL)
3395                 return -1;
3396         *name++ = '\0';
3397
3398         id = atoi(cmd);
3399         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3400                    id, name);
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         value = wpa_config_get_cred_no_key(cred, name);
3410         if (value == NULL) {
3411                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3412                            name);
3413                 return -1;
3414         }
3415
3416         res = os_strlcpy(buf, value, buflen);
3417         if (res >= buflen) {
3418                 os_free(value);
3419                 return -1;
3420         }
3421
3422         os_free(value);
3423
3424         return res;
3425 }
3426
3427
3428 #ifndef CONFIG_NO_CONFIG_WRITE
3429 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3430 {
3431         int ret;
3432
3433         if (!wpa_s->conf->update_config) {
3434                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3435                            "to update configuration (update_config=0)");
3436                 return -1;
3437         }
3438
3439         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3440         if (ret) {
3441                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3442                            "update configuration");
3443         } else {
3444                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3445                            " updated");
3446         }
3447
3448         return ret;
3449 }
3450 #endif /* CONFIG_NO_CONFIG_WRITE */
3451
3452
3453 struct cipher_info {
3454         unsigned int capa;
3455         const char *name;
3456         int group_only;
3457 };
3458
3459 static const struct cipher_info ciphers[] = {
3460         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3461         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3462         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3463         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3464         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3465         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3466         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3467         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3468 };
3469
3470 static const struct cipher_info ciphers_group_mgmt[] = {
3471         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3472         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3473         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3474         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3475 };
3476
3477
3478 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3479                                               struct wpa_driver_capa *capa,
3480                                               char *buf, size_t buflen)
3481 {
3482         int ret;
3483         char *pos, *end;
3484         size_t len;
3485         unsigned int i;
3486
3487         pos = buf;
3488         end = pos + buflen;
3489
3490         if (res < 0) {
3491                 if (strict)
3492                         return 0;
3493                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3494                 if (len >= buflen)
3495                         return -1;
3496                 return len;
3497         }
3498
3499         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3500                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3501                         ret = os_snprintf(pos, end - pos, "%s%s",
3502                                           pos == buf ? "" : " ",
3503                                           ciphers[i].name);
3504                         if (os_snprintf_error(end - pos, ret))
3505                                 return pos - buf;
3506                         pos += ret;
3507                 }
3508         }
3509
3510         return pos - buf;
3511 }
3512
3513
3514 static int ctrl_iface_get_capability_group(int res, char *strict,
3515                                            struct wpa_driver_capa *capa,
3516                                            char *buf, size_t buflen)
3517 {
3518         int ret;
3519         char *pos, *end;
3520         size_t len;
3521         unsigned int i;
3522
3523         pos = buf;
3524         end = pos + buflen;
3525
3526         if (res < 0) {
3527                 if (strict)
3528                         return 0;
3529                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3530                 if (len >= buflen)
3531                         return -1;
3532                 return len;
3533         }
3534
3535         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3536                 if (capa->enc & ciphers[i].capa) {
3537                         ret = os_snprintf(pos, end - pos, "%s%s",
3538                                           pos == buf ? "" : " ",
3539                                           ciphers[i].name);
3540                         if (os_snprintf_error(end - pos, ret))
3541                                 return pos - buf;
3542                         pos += ret;
3543                 }
3544         }
3545
3546         return pos - buf;
3547 }
3548
3549
3550 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3551                                                 struct wpa_driver_capa *capa,
3552                                                 char *buf, size_t buflen)
3553 {
3554         int ret;
3555         char *pos, *end;
3556         unsigned int i;
3557
3558         pos = buf;
3559         end = pos + buflen;
3560
3561         if (res < 0)
3562                 return 0;
3563
3564         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3565                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3566                         ret = os_snprintf(pos, end - pos, "%s%s",
3567                                           pos == buf ? "" : " ",
3568                                           ciphers_group_mgmt[i].name);
3569                         if (os_snprintf_error(end - pos, ret))
3570                                 return pos - buf;
3571                         pos += ret;
3572                 }
3573         }
3574
3575         return pos - buf;
3576 }
3577
3578
3579 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3580                                               struct wpa_driver_capa *capa,
3581                                               char *buf, size_t buflen)
3582 {
3583         int ret;
3584         char *pos, *end;
3585         size_t len;
3586
3587         pos = buf;
3588         end = pos + buflen;
3589
3590         if (res < 0) {
3591                 if (strict)
3592                         return 0;
3593                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3594                                  "NONE", buflen);
3595                 if (len >= buflen)
3596                         return -1;
3597                 return len;
3598         }
3599
3600         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3601         if (os_snprintf_error(end - pos, ret))
3602                 return pos - buf;
3603         pos += ret;
3604
3605         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3606                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3607                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3608                 if (os_snprintf_error(end - pos, ret))
3609                         return pos - buf;
3610                 pos += ret;
3611         }
3612
3613         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3614                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3615                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3616                 if (os_snprintf_error(end - pos, ret))
3617                         return pos - buf;
3618                 pos += ret;
3619         }
3620
3621         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3622                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3623                 if (os_snprintf_error(end - pos, ret))
3624                         return pos - buf;
3625                 pos += ret;
3626         }
3627
3628 #ifdef CONFIG_SUITEB
3629         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3630                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3631                 if (os_snprintf_error(end - pos, ret))
3632                         return pos - buf;
3633                 pos += ret;
3634         }
3635 #endif /* CONFIG_SUITEB */
3636 #ifdef CONFIG_SUITEB192
3637         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3638                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3639                 if (os_snprintf_error(end - pos, ret))
3640                         return pos - buf;
3641                 pos += ret;
3642         }
3643 #endif /* CONFIG_SUITEB192 */
3644
3645         return pos - buf;
3646 }
3647
3648
3649 static int ctrl_iface_get_capability_proto(int res, char *strict,
3650                                            struct wpa_driver_capa *capa,
3651                                            char *buf, size_t buflen)
3652 {
3653         int ret;
3654         char *pos, *end;
3655         size_t len;
3656
3657         pos = buf;
3658         end = pos + buflen;
3659
3660         if (res < 0) {
3661                 if (strict)
3662                         return 0;
3663                 len = os_strlcpy(buf, "RSN WPA", buflen);
3664                 if (len >= buflen)
3665                         return -1;
3666                 return len;
3667         }
3668
3669         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3670                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3671                 ret = os_snprintf(pos, end - pos, "%sRSN",
3672                                   pos == buf ? "" : " ");
3673                 if (os_snprintf_error(end - pos, ret))
3674                         return pos - buf;
3675                 pos += ret;
3676         }
3677
3678         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3679                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3680                 ret = os_snprintf(pos, end - pos, "%sWPA",
3681                                   pos == buf ? "" : " ");
3682                 if (os_snprintf_error(end - pos, ret))
3683                         return pos - buf;
3684                 pos += ret;
3685         }
3686
3687         return pos - buf;
3688 }
3689
3690
3691 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3692                                               int res, char *strict,
3693                                               struct wpa_driver_capa *capa,
3694                                               char *buf, size_t buflen)
3695 {
3696         int ret;
3697         char *pos, *end;
3698         size_t len;
3699
3700         pos = buf;
3701         end = pos + buflen;
3702
3703         if (res < 0) {
3704                 if (strict)
3705                         return 0;
3706                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3707                 if (len >= buflen)
3708                         return -1;
3709                 return len;
3710         }
3711
3712         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3713                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3714                                   pos == buf ? "" : " ");
3715                 if (os_snprintf_error(end - pos, ret))
3716                         return pos - buf;
3717                 pos += ret;
3718         }
3719
3720         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3721                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3722                                   pos == buf ? "" : " ");
3723                 if (os_snprintf_error(end - pos, ret))
3724                         return pos - buf;
3725                 pos += ret;
3726         }
3727
3728         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3729                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3730                                   pos == buf ? "" : " ");
3731                 if (os_snprintf_error(end - pos, ret))
3732                         return pos - buf;
3733                 pos += ret;
3734         }
3735
3736 #ifdef CONFIG_SAE
3737         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3738                 ret = os_snprintf(pos, end - pos, "%sSAE",
3739                                   pos == buf ? "" : " ");
3740                 if (os_snprintf_error(end - pos, ret))
3741                         return pos - buf;
3742                 pos += ret;
3743         }
3744 #endif /* CONFIG_SAE */
3745
3746         return pos - buf;
3747 }
3748
3749
3750 static int ctrl_iface_get_capability_modes(int res, char *strict,
3751                                            struct wpa_driver_capa *capa,
3752                                            char *buf, size_t buflen)
3753 {
3754         int ret;
3755         char *pos, *end;
3756         size_t len;
3757
3758         pos = buf;
3759         end = pos + buflen;
3760
3761         if (res < 0) {
3762                 if (strict)
3763                         return 0;
3764                 len = os_strlcpy(buf, "IBSS AP", buflen);
3765                 if (len >= buflen)
3766                         return -1;
3767                 return len;
3768         }
3769
3770         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3771                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3772                                   pos == buf ? "" : " ");
3773                 if (os_snprintf_error(end - pos, ret))
3774                         return pos - buf;
3775                 pos += ret;
3776         }
3777
3778         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3779                 ret = os_snprintf(pos, end - pos, "%sAP",
3780                                   pos == buf ? "" : " ");
3781                 if (os_snprintf_error(end - pos, ret))
3782                         return pos - buf;
3783                 pos += ret;
3784         }
3785
3786 #ifdef CONFIG_MESH
3787         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3788                 ret = os_snprintf(pos, end - pos, "%sMESH",
3789                                   pos == buf ? "" : " ");
3790                 if (os_snprintf_error(end - pos, ret))
3791                         return pos - buf;
3792                 pos += ret;
3793         }
3794 #endif /* CONFIG_MESH */
3795
3796         return pos - buf;
3797 }
3798
3799
3800 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3801                                               char *buf, size_t buflen)
3802 {
3803         struct hostapd_channel_data *chnl;
3804         int ret, i, j;
3805         char *pos, *end, *hmode;
3806
3807         pos = buf;
3808         end = pos + buflen;
3809
3810         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3811                 switch (wpa_s->hw.modes[j].mode) {
3812                 case HOSTAPD_MODE_IEEE80211B:
3813                         hmode = "B";
3814                         break;
3815                 case HOSTAPD_MODE_IEEE80211G:
3816                         hmode = "G";
3817                         break;
3818                 case HOSTAPD_MODE_IEEE80211A:
3819                         hmode = "A";
3820                         break;
3821                 case HOSTAPD_MODE_IEEE80211AD:
3822                         hmode = "AD";
3823                         break;
3824                 default:
3825                         continue;
3826                 }
3827                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3828                 if (os_snprintf_error(end - pos, ret))
3829                         return pos - buf;
3830                 pos += ret;
3831                 chnl = wpa_s->hw.modes[j].channels;
3832                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3833                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3834                                 continue;
3835                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3836                         if (os_snprintf_error(end - pos, ret))
3837                                 return pos - buf;
3838                         pos += ret;
3839                 }
3840                 ret = os_snprintf(pos, end - pos, "\n");
3841                 if (os_snprintf_error(end - pos, ret))
3842                         return pos - buf;
3843                 pos += ret;
3844         }
3845
3846         return pos - buf;
3847 }
3848
3849
3850 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3851                                           char *buf, size_t buflen)
3852 {
3853         struct hostapd_channel_data *chnl;
3854         int ret, i, j;
3855         char *pos, *end, *hmode;
3856
3857         pos = buf;
3858         end = pos + buflen;
3859
3860         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3861                 switch (wpa_s->hw.modes[j].mode) {
3862                 case HOSTAPD_MODE_IEEE80211B:
3863                         hmode = "B";
3864                         break;
3865                 case HOSTAPD_MODE_IEEE80211G:
3866                         hmode = "G";
3867                         break;
3868                 case HOSTAPD_MODE_IEEE80211A:
3869                         hmode = "A";
3870                         break;
3871                 case HOSTAPD_MODE_IEEE80211AD:
3872                         hmode = "AD";
3873                         break;
3874                 default:
3875                         continue;
3876                 }
3877                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3878                                   hmode);
3879                 if (os_snprintf_error(end - pos, ret))
3880                         return pos - buf;
3881                 pos += ret;
3882                 chnl = wpa_s->hw.modes[j].channels;
3883                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3884                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3885                                 continue;
3886                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3887                                           chnl[i].chan, chnl[i].freq,
3888                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3889                                           " (NO_IR)" : "",
3890                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3891                                           " (DFS)" : "");
3892
3893                         if (os_snprintf_error(end - pos, ret))
3894                                 return pos - buf;
3895                         pos += ret;
3896                 }
3897                 ret = os_snprintf(pos, end - pos, "\n");
3898                 if (os_snprintf_error(end - pos, ret))
3899                         return pos - buf;
3900                 pos += ret;
3901         }
3902
3903         return pos - buf;
3904 }
3905
3906
3907 static int wpa_supplicant_ctrl_iface_get_capability(
3908         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3909         size_t buflen)
3910 {
3911         struct wpa_driver_capa capa;
3912         int res;
3913         char *strict;
3914         char field[30];
3915         size_t len;
3916
3917         /* Determine whether or not strict checking was requested */
3918         len = os_strlcpy(field, _field, sizeof(field));
3919         if (len >= sizeof(field))
3920                 return -1;
3921         strict = os_strchr(field, ' ');
3922         if (strict != NULL) {
3923                 *strict++ = '\0';
3924                 if (os_strcmp(strict, "strict") != 0)
3925                         return -1;
3926         }
3927
3928         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3929                 field, strict ? strict : "");
3930
3931         if (os_strcmp(field, "eap") == 0) {
3932                 return eap_get_names(buf, buflen);
3933         }
3934
3935         res = wpa_drv_get_capa(wpa_s, &capa);
3936
3937         if (os_strcmp(field, "pairwise") == 0)
3938                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3939                                                           buf, buflen);
3940
3941         if (os_strcmp(field, "group") == 0)
3942                 return ctrl_iface_get_capability_group(res, strict, &capa,
3943                                                        buf, buflen);
3944
3945         if (os_strcmp(field, "group_mgmt") == 0)
3946                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3947                                                             buf, buflen);
3948
3949         if (os_strcmp(field, "key_mgmt") == 0)
3950                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3951                                                           buf, buflen);
3952
3953         if (os_strcmp(field, "proto") == 0)
3954                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3955                                                        buf, buflen);
3956
3957         if (os_strcmp(field, "auth_alg") == 0)
3958                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3959                                                           &capa, buf, buflen);
3960
3961         if (os_strcmp(field, "modes") == 0)
3962                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3963                                                        buf, buflen);
3964
3965         if (os_strcmp(field, "channels") == 0)
3966                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3967
3968         if (os_strcmp(field, "freq") == 0)
3969                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3970
3971 #ifdef CONFIG_TDLS
3972         if (os_strcmp(field, "tdls") == 0)
3973                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3974 #endif /* CONFIG_TDLS */
3975
3976 #ifdef CONFIG_ERP
3977         if (os_strcmp(field, "erp") == 0) {
3978                 res = os_snprintf(buf, buflen, "ERP");
3979                 if (os_snprintf_error(buflen, res))
3980                         return -1;
3981                 return res;
3982         }
3983 #endif /* CONFIG_EPR */
3984
3985 #ifdef CONFIG_FIPS
3986         if (os_strcmp(field, "fips") == 0) {
3987                 res = os_snprintf(buf, buflen, "FIPS");
3988                 if (os_snprintf_error(buflen, res))
3989                         return -1;
3990                 return res;
3991         }
3992 #endif /* CONFIG_FIPS */
3993
3994 #ifdef CONFIG_ACS
3995         if (os_strcmp(field, "acs") == 0) {
3996                 res = os_snprintf(buf, buflen, "ACS");
3997                 if (os_snprintf_error(buflen, res))
3998                         return -1;
3999                 return res;
4000         }
4001 #endif /* CONFIG_ACS */
4002
4003         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
4004                    field);
4005
4006         return -1;
4007 }
4008
4009
4010 #ifdef CONFIG_INTERWORKING
4011 static char * anqp_add_hex(char *pos, char *end, const char *title,
4012                            struct wpabuf *data)
4013 {
4014         char *start = pos;
4015         size_t i;
4016         int ret;
4017         const u8 *d;
4018
4019         if (data == NULL)
4020                 return start;
4021
4022         ret = os_snprintf(pos, end - pos, "%s=", title);
4023         if (os_snprintf_error(end - pos, ret))
4024                 return start;
4025         pos += ret;
4026
4027         d = wpabuf_head_u8(data);
4028         for (i = 0; i < wpabuf_len(data); i++) {
4029                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
4030                 if (os_snprintf_error(end - pos, ret))
4031                         return start;
4032                 pos += ret;
4033         }
4034
4035         ret = os_snprintf(pos, end - pos, "\n");
4036         if (os_snprintf_error(end - pos, ret))
4037                 return start;
4038         pos += ret;
4039
4040         return pos;
4041 }
4042 #endif /* CONFIG_INTERWORKING */
4043
4044
4045 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4046                           unsigned long mask, char *buf, size_t buflen)
4047 {
4048         size_t i;
4049         int ret;
4050         char *pos, *end;
4051         const u8 *ie, *ie2, *osen_ie;
4052
4053         pos = buf;
4054         end = buf + buflen;
4055
4056         if (mask & WPA_BSS_MASK_ID) {
4057                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4058                 if (os_snprintf_error(end - pos, ret))
4059                         return 0;
4060                 pos += ret;
4061         }
4062
4063         if (mask & WPA_BSS_MASK_BSSID) {
4064                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4065                                   MAC2STR(bss->bssid));
4066                 if (os_snprintf_error(end - pos, ret))
4067                         return 0;
4068                 pos += ret;
4069         }
4070
4071         if (mask & WPA_BSS_MASK_FREQ) {
4072                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4073                 if (os_snprintf_error(end - pos, ret))
4074                         return 0;
4075                 pos += ret;
4076         }
4077
4078         if (mask & WPA_BSS_MASK_BEACON_INT) {
4079                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4080                                   bss->beacon_int);
4081                 if (os_snprintf_error(end - pos, ret))
4082                         return 0;
4083                 pos += ret;
4084         }
4085
4086         if (mask & WPA_BSS_MASK_CAPABILITIES) {
4087                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4088                                   bss->caps);
4089                 if (os_snprintf_error(end - pos, ret))
4090                         return 0;
4091                 pos += ret;
4092         }
4093
4094         if (mask & WPA_BSS_MASK_QUAL) {
4095                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4096                 if (os_snprintf_error(end - pos, ret))
4097                         return 0;
4098                 pos += ret;
4099         }
4100
4101         if (mask & WPA_BSS_MASK_NOISE) {
4102                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4103                 if (os_snprintf_error(end - pos, ret))
4104                         return 0;
4105                 pos += ret;
4106         }
4107
4108         if (mask & WPA_BSS_MASK_LEVEL) {
4109                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4110                 if (os_snprintf_error(end - pos, ret))
4111                         return 0;
4112                 pos += ret;
4113         }
4114
4115         if (mask & WPA_BSS_MASK_TSF) {
4116                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4117                                   (unsigned long long) bss->tsf);
4118                 if (os_snprintf_error(end - pos, ret))
4119                         return 0;
4120                 pos += ret;
4121         }
4122
4123         if (mask & WPA_BSS_MASK_AGE) {
4124                 struct os_reltime now;
4125
4126                 os_get_reltime(&now);
4127                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4128                                   (int) (now.sec - bss->last_update.sec));
4129                 if (os_snprintf_error(end - pos, ret))
4130                         return 0;
4131                 pos += ret;
4132         }
4133
4134         if (mask & WPA_BSS_MASK_IE) {
4135                 ret = os_snprintf(pos, end - pos, "ie=");
4136                 if (os_snprintf_error(end - pos, ret))
4137                         return 0;
4138                 pos += ret;
4139
4140                 ie = (const u8 *) (bss + 1);
4141                 for (i = 0; i < bss->ie_len; i++) {
4142                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4143                         if (os_snprintf_error(end - pos, ret))
4144                                 return 0;
4145                         pos += ret;
4146                 }
4147
4148                 ret = os_snprintf(pos, end - pos, "\n");
4149                 if (os_snprintf_error(end - pos, ret))
4150                         return 0;
4151                 pos += ret;
4152         }
4153
4154         if (mask & WPA_BSS_MASK_FLAGS) {
4155                 ret = os_snprintf(pos, end - pos, "flags=");
4156                 if (os_snprintf_error(end - pos, ret))
4157                         return 0;
4158                 pos += ret;
4159
4160                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4161                 if (ie)
4162                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4163                                                     2 + ie[1]);
4164                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4165                 if (ie2)
4166                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4167                                                     2 + ie2[1]);
4168                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4169                 if (osen_ie)
4170                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4171                                                     osen_ie, 2 + osen_ie[1]);
4172                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4173                 if (!ie && !ie2 && !osen_ie &&
4174                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4175                         ret = os_snprintf(pos, end - pos, "[WEP]");
4176                         if (os_snprintf_error(end - pos, ret))
4177                                 return 0;
4178                         pos += ret;
4179                 }
4180                 if (bss_is_dmg(bss)) {
4181                         const char *s;
4182                         ret = os_snprintf(pos, end - pos, "[DMG]");
4183                         if (os_snprintf_error(end - pos, ret))
4184                                 return 0;
4185                         pos += ret;
4186                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4187                         case IEEE80211_CAP_DMG_IBSS:
4188                                 s = "[IBSS]";
4189                                 break;
4190                         case IEEE80211_CAP_DMG_AP:
4191                                 s = "[ESS]";
4192                                 break;
4193                         case IEEE80211_CAP_DMG_PBSS:
4194                                 s = "[PBSS]";
4195                                 break;
4196                         default:
4197                                 s = "";
4198                                 break;
4199                         }
4200                         ret = os_snprintf(pos, end - pos, "%s", s);
4201                         if (os_snprintf_error(end - pos, ret))
4202                                 return 0;
4203                         pos += ret;
4204                 } else {
4205                         if (bss->caps & IEEE80211_CAP_IBSS) {
4206                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4207                                 if (os_snprintf_error(end - pos, ret))
4208                                         return 0;
4209                                 pos += ret;
4210                         }
4211                         if (bss->caps & IEEE80211_CAP_ESS) {
4212                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4213                                 if (os_snprintf_error(end - pos, ret))
4214                                         return 0;
4215                                 pos += ret;
4216                         }
4217                 }
4218                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4219                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4220                         ret = os_snprintf(pos, end - pos, "[P2P]");
4221                         if (os_snprintf_error(end - pos, ret))
4222                                 return 0;
4223                         pos += ret;
4224                 }
4225 #ifdef CONFIG_HS20
4226                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4227                         ret = os_snprintf(pos, end - pos, "[HS20]");
4228                         if (os_snprintf_error(end - pos, ret))
4229                                 return 0;
4230                         pos += ret;
4231                 }
4232 #endif /* CONFIG_HS20 */
4233
4234                 ret = os_snprintf(pos, end - pos, "\n");
4235                 if (os_snprintf_error(end - pos, ret))
4236                         return 0;
4237                 pos += ret;
4238         }
4239
4240         if (mask & WPA_BSS_MASK_SSID) {
4241                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4242                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4243                 if (os_snprintf_error(end - pos, ret))
4244                         return 0;
4245                 pos += ret;
4246         }
4247
4248 #ifdef CONFIG_WPS
4249         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4250                 ie = (const u8 *) (bss + 1);
4251                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4252                 if (ret >= end - pos)
4253                         return 0;
4254                 if (ret > 0)
4255                         pos += ret;
4256         }
4257 #endif /* CONFIG_WPS */
4258
4259 #ifdef CONFIG_P2P
4260         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4261                 ie = (const u8 *) (bss + 1);
4262                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4263                 if (ret >= end - pos)
4264                         return 0;
4265                 if (ret > 0)
4266                         pos += ret;
4267         }
4268 #endif /* CONFIG_P2P */
4269
4270 #ifdef CONFIG_WIFI_DISPLAY
4271         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4272                 struct wpabuf *wfd;
4273                 ie = (const u8 *) (bss + 1);
4274                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4275                                                   WFD_IE_VENDOR_TYPE);
4276                 if (wfd) {
4277                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4278                         if (os_snprintf_error(end - pos, ret)) {
4279                                 wpabuf_free(wfd);
4280                                 return 0;
4281                         }
4282                         pos += ret;
4283
4284                         pos += wpa_snprintf_hex(pos, end - pos,
4285                                                 wpabuf_head(wfd),
4286                                                 wpabuf_len(wfd));
4287                         wpabuf_free(wfd);
4288
4289                         ret = os_snprintf(pos, end - pos, "\n");
4290                         if (os_snprintf_error(end - pos, ret))
4291                                 return 0;
4292                         pos += ret;
4293                 }
4294         }
4295 #endif /* CONFIG_WIFI_DISPLAY */
4296
4297 #ifdef CONFIG_INTERWORKING
4298         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4299                 struct wpa_bss_anqp *anqp = bss->anqp;
4300                 struct wpa_bss_anqp_elem *elem;
4301
4302                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4303                                    anqp->capability_list);
4304                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4305                                    anqp->venue_name);
4306                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4307                                    anqp->network_auth_type);
4308                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4309                                    anqp->roaming_consortium);
4310                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4311                                    anqp->ip_addr_type_availability);
4312                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4313                                    anqp->nai_realm);
4314                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4315                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4316                                    anqp->domain_name);
4317 #ifdef CONFIG_HS20
4318                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4319                                    anqp->hs20_capability_list);
4320                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4321                                    anqp->hs20_operator_friendly_name);
4322                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4323                                    anqp->hs20_wan_metrics);
4324                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4325                                    anqp->hs20_connection_capability);
4326                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4327                                    anqp->hs20_operating_class);
4328                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4329                                    anqp->hs20_osu_providers_list);
4330 #endif /* CONFIG_HS20 */
4331
4332                 dl_list_for_each(elem, &anqp->anqp_elems,
4333                                  struct wpa_bss_anqp_elem, list) {
4334                         char title[20];
4335
4336                         os_snprintf(title, sizeof(title), "anqp[%u]",
4337                                     elem->infoid);
4338                         pos = anqp_add_hex(pos, end, title, elem->payload);
4339                 }
4340         }
4341 #endif /* CONFIG_INTERWORKING */
4342
4343 #ifdef CONFIG_MESH
4344         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4345                 ie = (const u8 *) (bss + 1);
4346                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4347                 if (ret >= end - pos)
4348                         return 0;
4349                 if (ret > 0)
4350                         pos += ret;
4351         }
4352 #endif /* CONFIG_MESH */
4353
4354         if (mask & WPA_BSS_MASK_SNR) {
4355                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4356                 if (os_snprintf_error(end - pos, ret))
4357                         return 0;
4358                 pos += ret;
4359         }
4360
4361         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4362                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4363                                   bss->est_throughput);
4364                 if (os_snprintf_error(end - pos, ret))
4365                         return 0;
4366                 pos += ret;
4367         }
4368
4369 #ifdef CONFIG_FST
4370         if (mask & WPA_BSS_MASK_FST) {
4371                 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4372                 if (ret < 0 || ret >= end - pos)
4373                         return 0;
4374                 pos += ret;
4375         }
4376 #endif /* CONFIG_FST */
4377
4378         if (mask & WPA_BSS_MASK_DELIM) {
4379                 ret = os_snprintf(pos, end - pos, "====\n");
4380                 if (os_snprintf_error(end - pos, ret))
4381                         return 0;
4382                 pos += ret;
4383         }
4384
4385         return pos - buf;
4386 }
4387
4388
4389 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4390                                          const char *cmd, char *buf,
4391                                          size_t buflen)
4392 {
4393         u8 bssid[ETH_ALEN];
4394         size_t i;
4395         struct wpa_bss *bss;
4396         struct wpa_bss *bsslast = NULL;
4397         struct dl_list *next;
4398         int ret = 0;
4399         int len;
4400         char *ctmp, *end = buf + buflen;
4401         unsigned long mask = WPA_BSS_MASK_ALL;
4402
4403         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4404                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4405                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4406                                             list_id);
4407                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4408                                                list_id);
4409                 } else { /* N1-N2 */
4410                         unsigned int id1, id2;
4411
4412                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4413                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4414                                            "format");
4415                                 return 0;
4416                         }
4417
4418                         if (*(cmd + 6) == '-')
4419                                 id1 = 0;
4420                         else
4421                                 id1 = atoi(cmd + 6);
4422                         ctmp++;
4423                         if (*ctmp >= '0' && *ctmp <= '9')
4424                                 id2 = atoi(ctmp);
4425                         else
4426                                 id2 = (unsigned int) -1;
4427                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4428                         if (id2 == (unsigned int) -1)
4429                                 bsslast = dl_list_last(&wpa_s->bss_id,
4430                                                        struct wpa_bss,
4431                                                        list_id);
4432                         else {
4433                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4434                                 if (bsslast == NULL && bss && id2 > id1) {
4435                                         struct wpa_bss *tmp = bss;
4436                                         for (;;) {
4437                                                 next = tmp->list_id.next;
4438                                                 if (next == &wpa_s->bss_id)
4439                                                         break;
4440                                                 tmp = dl_list_entry(
4441                                                         next, struct wpa_bss,
4442                                                         list_id);
4443                                                 if (tmp->id > id2)
4444                                                         break;
4445                                                 bsslast = tmp;
4446                                         }
4447                                 }
4448                         }
4449                 }
4450         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4451                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4452         else if (os_strncmp(cmd, "LAST", 4) == 0)
4453                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4454         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4455                 i = atoi(cmd + 3);
4456                 bss = wpa_bss_get_id(wpa_s, i);
4457         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4458                 i = atoi(cmd + 5);
4459                 bss = wpa_bss_get_id(wpa_s, i);
4460                 if (bss) {
4461                         next = bss->list_id.next;
4462                         if (next == &wpa_s->bss_id)
4463                                 bss = NULL;
4464                         else
4465                                 bss = dl_list_entry(next, struct wpa_bss,
4466                                                     list_id);
4467                 }
4468 #ifdef CONFIG_P2P
4469         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4470                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4471                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4472                 else
4473                         bss = NULL;
4474 #endif /* CONFIG_P2P */
4475         } else if (hwaddr_aton(cmd, bssid) == 0)
4476                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4477         else {
4478                 struct wpa_bss *tmp;
4479                 i = atoi(cmd);
4480                 bss = NULL;
4481                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4482                 {
4483                         if (i-- == 0) {
4484                                 bss = tmp;
4485                                 break;
4486                         }
4487                 }
4488         }
4489
4490         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4491                 mask = strtoul(ctmp + 5, NULL, 0x10);
4492                 if (mask == 0)
4493                         mask = WPA_BSS_MASK_ALL;
4494         }
4495
4496         if (bss == NULL)
4497                 return 0;
4498
4499         if (bsslast == NULL)
4500                 bsslast = bss;
4501         do {
4502                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4503                 ret += len;
4504                 buf += len;
4505                 buflen -= len;
4506                 if (bss == bsslast) {
4507                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4508                             (bss == dl_list_last(&wpa_s->bss_id,
4509                                                  struct wpa_bss, list_id))) {
4510                                 int res;
4511
4512                                 res = os_snprintf(buf - 5, end - buf + 5,
4513                                                   "####\n");
4514                                 if (os_snprintf_error(end - buf + 5, res)) {
4515                                         wpa_printf(MSG_DEBUG,
4516                                                    "Could not add end delim");
4517                                 }
4518                         }
4519                         break;
4520                 }
4521                 next = bss->list_id.next;
4522                 if (next == &wpa_s->bss_id)
4523                         break;
4524                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4525         } while (bss && len);
4526
4527         return ret;
4528 }
4529
4530
4531 static int wpa_supplicant_ctrl_iface_ap_scan(
4532         struct wpa_supplicant *wpa_s, char *cmd)
4533 {
4534         int ap_scan = atoi(cmd);
4535         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4536 }
4537
4538
4539 static int wpa_supplicant_ctrl_iface_scan_interval(
4540         struct wpa_supplicant *wpa_s, char *cmd)
4541 {
4542         int scan_int = atoi(cmd);
4543         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4544 }
4545
4546
4547 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4548         struct wpa_supplicant *wpa_s, char *cmd)
4549 {
4550         int expire_age = atoi(cmd);
4551         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4552 }
4553
4554
4555 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4556         struct wpa_supplicant *wpa_s, char *cmd)
4557 {
4558         int expire_count = atoi(cmd);
4559         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4560 }
4561
4562
4563 static void wpa_supplicant_ctrl_iface_bss_flush(
4564         struct wpa_supplicant *wpa_s, char *cmd)
4565 {
4566         int flush_age = atoi(cmd);
4567
4568         if (flush_age == 0)
4569                 wpa_bss_flush(wpa_s);
4570         else
4571                 wpa_bss_flush_by_age(wpa_s, flush_age);
4572 }
4573
4574
4575 #ifdef CONFIG_TESTING_OPTIONS
4576 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4577 {
4578         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4579         /* MLME-DELETEKEYS.request */
4580         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4581         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4582         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4583         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4584 #ifdef CONFIG_IEEE80211W
4585         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4586         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4587 #endif /* CONFIG_IEEE80211W */
4588
4589         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4590                         0);
4591         /* MLME-SETPROTECTION.request(None) */
4592         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4593                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4594                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4595         wpa_sm_drop_sa(wpa_s->wpa);
4596 }
4597 #endif /* CONFIG_TESTING_OPTIONS */
4598
4599
4600 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4601                                           char *addr)
4602 {
4603 #ifdef CONFIG_NO_SCAN_PROCESSING
4604         return -1;
4605 #else /* CONFIG_NO_SCAN_PROCESSING */
4606         u8 bssid[ETH_ALEN];
4607         struct wpa_bss *bss;
4608         struct wpa_ssid *ssid = wpa_s->current_ssid;
4609
4610         if (hwaddr_aton(addr, bssid)) {
4611                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4612                            "address '%s'", addr);
4613                 return -1;
4614         }
4615
4616         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4617
4618         if (!ssid) {
4619                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4620                            "configuration known for the target AP");
4621                 return -1;
4622         }
4623
4624         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4625         if (!bss) {
4626                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4627                            "from BSS table");
4628                 return -1;
4629         }
4630
4631         /*
4632          * TODO: Find best network configuration block from configuration to
4633          * allow roaming to other networks
4634          */
4635
4636         wpa_s->reassociate = 1;
4637         wpa_supplicant_connect(wpa_s, bss, ssid);
4638
4639         return 0;
4640 #endif /* CONFIG_NO_SCAN_PROCESSING */
4641 }
4642
4643
4644 #ifdef CONFIG_P2P
4645 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4646 {
4647         unsigned int timeout = atoi(cmd);
4648         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4649         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4650         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4651         char *pos;
4652         unsigned int search_delay;
4653         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4654         u8 seek_count = 0;
4655         int freq = 0;
4656
4657         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4658                 wpa_dbg(wpa_s, MSG_INFO,
4659                         "Reject P2P_FIND since interface is disabled");
4660                 return -1;
4661         }
4662         if (os_strstr(cmd, "type=social"))
4663                 type = P2P_FIND_ONLY_SOCIAL;
4664         else if (os_strstr(cmd, "type=progressive"))
4665                 type = P2P_FIND_PROGRESSIVE;
4666
4667         pos = os_strstr(cmd, "dev_id=");
4668         if (pos) {
4669                 pos += 7;
4670                 if (hwaddr_aton(pos, dev_id))
4671                         return -1;
4672                 _dev_id = dev_id;
4673         }
4674
4675         pos = os_strstr(cmd, "dev_type=");
4676         if (pos) {
4677                 pos += 9;
4678                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4679                         return -1;
4680                 _dev_type = dev_type;
4681         }
4682
4683         pos = os_strstr(cmd, "delay=");
4684         if (pos) {
4685                 pos += 6;
4686                 search_delay = atoi(pos);
4687         } else
4688                 search_delay = wpas_p2p_search_delay(wpa_s);
4689
4690         pos = os_strstr(cmd, "freq=");
4691         if (pos) {
4692                 pos += 5;
4693                 freq = atoi(pos);
4694                 if (freq <= 0)
4695                         return -1;
4696         }
4697
4698         /* Must be searched for last, because it adds nul termination */
4699         pos = os_strstr(cmd, " seek=");
4700         if (pos)
4701                 pos += 6;
4702         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4703                 char *term;
4704
4705                 _seek[seek_count++] = pos;
4706                 seek = _seek;
4707                 term = os_strchr(pos, ' ');
4708                 if (!term)
4709                         break;
4710                 *term = '\0';
4711                 pos = os_strstr(term + 1, "seek=");
4712                 if (pos)
4713                         pos += 5;
4714         }
4715         if (seek_count > P2P_MAX_QUERY_HASH) {
4716                 seek[0] = NULL;
4717                 seek_count = 1;
4718         }
4719
4720         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4721                              _dev_id, search_delay, seek_count, seek, freq);
4722 }
4723
4724
4725 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4726 {
4727         const char *last = NULL;
4728         const char *token;
4729         long int token_len;
4730         unsigned int i;
4731
4732         /* Expected predefined CPT names delimited by ':' */
4733         for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4734                 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4735                         wpa_printf(MSG_ERROR,
4736                                    "P2PS: CPT name list is too long, expected up to %d names",
4737                                    P2PS_FEATURE_CAPAB_CPT_MAX);
4738                         cpt[0] = 0;
4739                         return -1;
4740                 }
4741
4742                 token_len = last - token;
4743
4744                 if (token_len  == 3 &&
4745                     os_memcmp(token, "UDP", token_len) == 0) {
4746                         cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4747                 } else if (token_len == 3 &&
4748                            os_memcmp(token, "MAC", token_len) == 0) {
4749                         cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4750                 } else {
4751                         wpa_printf(MSG_ERROR,
4752                                    "P2PS: Unsupported CPT name '%s'", token);
4753                         cpt[0] = 0;
4754                         return -1;
4755                 }
4756
4757                 if (isblank((unsigned char) *last)) {
4758                         i++;
4759                         break;
4760                 }
4761         }
4762         cpt[i] = 0;
4763         return 0;
4764 }
4765
4766
4767 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4768 {
4769         struct p2ps_provision *p2ps_prov;
4770         char *pos;
4771         size_t info_len = 0;
4772         char *info = NULL;
4773         u8 role = P2PS_SETUP_NONE;
4774         long long unsigned val;
4775         int i;
4776
4777         pos = os_strstr(cmd, "info=");
4778         if (pos) {
4779                 pos += 5;
4780                 info_len = os_strlen(pos);
4781
4782                 if (info_len) {
4783                         info = os_malloc(info_len + 1);
4784                         if (info) {
4785                                 info_len = utf8_unescape(pos, info_len,
4786                                                          info, info_len + 1);
4787                         } else
4788                                 info_len = 0;
4789                 }
4790         }
4791
4792         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4793         if (p2ps_prov == NULL) {
4794                 os_free(info);
4795                 return NULL;
4796         }
4797
4798         if (info) {
4799                 os_memcpy(p2ps_prov->info, info, info_len);
4800                 p2ps_prov->info[info_len] = '\0';
4801                 os_free(info);
4802         }
4803
4804         pos = os_strstr(cmd, "status=");
4805         if (pos)
4806                 p2ps_prov->status = atoi(pos + 7);
4807         else
4808                 p2ps_prov->status = -1;
4809
4810         pos = os_strstr(cmd, "adv_id=");
4811         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4812                 goto invalid_args;
4813         p2ps_prov->adv_id = val;
4814
4815         pos = os_strstr(cmd, "method=");
4816         if (pos)
4817                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4818         else
4819                 p2ps_prov->method = 0;
4820
4821         pos = os_strstr(cmd, "session=");
4822         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4823                 goto invalid_args;
4824         p2ps_prov->session_id = val;
4825
4826         pos = os_strstr(cmd, "adv_mac=");
4827         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4828                 goto invalid_args;
4829
4830         pos = os_strstr(cmd, "session_mac=");
4831         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4832                 goto invalid_args;
4833
4834         pos = os_strstr(cmd, "cpt=");
4835         if (pos) {
4836                 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4837                                                  p2ps_prov->cpt_priority))
4838                         goto invalid_args;
4839         } else {
4840                 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4841         }
4842
4843         for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4844                 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4845
4846         /* force conncap with tstCap (no sanity checks) */
4847         pos = os_strstr(cmd, "tstCap=");
4848         if (pos) {
4849                 role = strtol(pos + 7, NULL, 16);
4850         } else {
4851                 pos = os_strstr(cmd, "role=");
4852                 if (pos) {
4853                         role = strtol(pos + 5, NULL, 16);
4854                         if (role != P2PS_SETUP_CLIENT &&
4855                             role != P2PS_SETUP_GROUP_OWNER)
4856                                 role = P2PS_SETUP_NONE;
4857                 }
4858         }
4859         p2ps_prov->role = role;
4860
4861         return p2ps_prov;
4862
4863 invalid_args:
4864         os_free(p2ps_prov);
4865         return NULL;
4866 }
4867
4868
4869 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4870 {
4871         u8 addr[ETH_ALEN];
4872         struct p2ps_provision *p2ps_prov;
4873         char *pos;
4874
4875         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4876
4877         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4878
4879         if (hwaddr_aton(cmd, addr))
4880                 return -1;
4881
4882         pos = cmd + 17;
4883         if (*pos != ' ')
4884                 return -1;
4885
4886         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4887         if (!p2ps_prov)
4888                 return -1;
4889
4890         if (p2ps_prov->status < 0) {
4891                 os_free(p2ps_prov);
4892                 return -1;
4893         }
4894
4895         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4896                                   p2ps_prov);
4897 }
4898
4899
4900 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4901 {
4902         u8 addr[ETH_ALEN];
4903         struct p2ps_provision *p2ps_prov;
4904         char *pos;
4905
4906         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4907          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4908          */
4909
4910         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4911         if (hwaddr_aton(cmd, addr))
4912                 return -1;
4913
4914         pos = cmd + 17;
4915         if (*pos != ' ')
4916                 return -1;
4917
4918         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4919         if (!p2ps_prov)
4920                 return -1;
4921
4922         p2ps_prov->pd_seeker = 1;
4923
4924         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4925                                   p2ps_prov);
4926 }
4927
4928
4929 static int parse_freq(int chwidth, int freq2)
4930 {
4931         if (freq2 < 0)
4932                 return -1;
4933         if (freq2)
4934                 return VHT_CHANWIDTH_80P80MHZ;
4935
4936         switch (chwidth) {
4937         case 0:
4938         case 20:
4939         case 40:
4940                 return VHT_CHANWIDTH_USE_HT;
4941         case 80:
4942                 return VHT_CHANWIDTH_80MHZ;
4943         case 160:
4944                 return VHT_CHANWIDTH_160MHZ;
4945         default:
4946                 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4947                            chwidth);
4948                 return -1;
4949         }
4950 }
4951
4952
4953 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4954                             char *buf, size_t buflen)
4955 {
4956         u8 addr[ETH_ALEN];
4957         char *pos, *pos2;
4958         char *pin = NULL;
4959         enum p2p_wps_method wps_method;
4960         int new_pin;
4961         int ret;
4962         int persistent_group, persistent_id = -1;
4963         int join;
4964         int auth;
4965         int automatic;
4966         int go_intent = -1;
4967         int freq = 0;
4968         int pd;
4969         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
4970         u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
4971         size_t group_ssid_len = 0;
4972
4973         if (!wpa_s->global->p2p_init_wpa_s)
4974                 return -1;
4975         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4976                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4977                         wpa_s->global->p2p_init_wpa_s->ifname);
4978                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4979         }
4980
4981         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4982          * [persistent|persistent=<network id>]
4983          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4984          * [ht40] [vht] [auto] [ssid=<hexdump>] */
4985
4986         if (hwaddr_aton(cmd, addr))
4987                 return -1;
4988
4989         pos = cmd + 17;
4990         if (*pos != ' ')
4991                 return -1;
4992         pos++;
4993
4994         persistent_group = os_strstr(pos, " persistent") != NULL;
4995         pos2 = os_strstr(pos, " persistent=");
4996         if (pos2) {
4997                 struct wpa_ssid *ssid;
4998                 persistent_id = atoi(pos2 + 12);
4999                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
5000                 if (ssid == NULL || ssid->disabled != 2 ||
5001                     ssid->mode != WPAS_MODE_P2P_GO) {
5002                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
5003                                    "SSID id=%d for persistent P2P group (GO)",
5004                                    persistent_id);
5005                         return -1;
5006                 }
5007         }
5008         join = os_strstr(pos, " join") != NULL;
5009         auth = os_strstr(pos, " auth") != NULL;
5010         automatic = os_strstr(pos, " auto") != NULL;
5011         pd = os_strstr(pos, " provdisc") != NULL;
5012         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5013         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5014                 vht;
5015
5016         pos2 = os_strstr(pos, " go_intent=");
5017         if (pos2) {
5018                 pos2 += 11;
5019                 go_intent = atoi(pos2);
5020                 if (go_intent < 0 || go_intent > 15)
5021                         return -1;
5022         }
5023
5024         pos2 = os_strstr(pos, " freq=");
5025         if (pos2) {
5026                 pos2 += 6;
5027                 freq = atoi(pos2);
5028                 if (freq <= 0)
5029                         return -1;
5030         }
5031
5032         pos2 = os_strstr(pos, " freq2=");
5033         if (pos2)
5034                 freq2 = atoi(pos2 + 7);
5035
5036         pos2 = os_strstr(pos, " max_oper_chwidth=");
5037         if (pos2)
5038                 chwidth = atoi(pos2 + 18);
5039
5040         max_oper_chwidth = parse_freq(chwidth, freq2);
5041         if (max_oper_chwidth < 0)
5042                 return -1;
5043
5044         pos2 = os_strstr(pos, " ssid=");
5045         if (pos2) {
5046                 char *end;
5047
5048                 pos2 += 6;
5049                 end = os_strchr(pos2, ' ');
5050                 if (!end)
5051                         group_ssid_len = os_strlen(pos2) / 2;
5052                 else
5053                         group_ssid_len = (end - pos2) / 2;
5054                 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5055                     hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5056                         return -1;
5057                 group_ssid = _group_ssid;
5058         }
5059
5060         if (os_strncmp(pos, "pin", 3) == 0) {
5061                 /* Request random PIN (to be displayed) and enable the PIN */
5062                 wps_method = WPS_PIN_DISPLAY;
5063         } else if (os_strncmp(pos, "pbc", 3) == 0) {
5064                 wps_method = WPS_PBC;
5065         } else if (os_strstr(pos, "p2ps") != NULL) {
5066                 wps_method = WPS_P2PS;
5067         } else {
5068                 pin = pos;
5069                 pos = os_strchr(pin, ' ');
5070                 wps_method = WPS_PIN_KEYPAD;
5071                 if (pos) {
5072                         *pos++ = '\0';
5073                         if (os_strncmp(pos, "display", 7) == 0)
5074                                 wps_method = WPS_PIN_DISPLAY;
5075                 }
5076                 if (!wps_pin_str_valid(pin)) {
5077                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5078                         return 17;
5079                 }
5080         }
5081
5082         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5083                                    persistent_group, automatic, join,
5084                                    auth, go_intent, freq, freq2, persistent_id,
5085                                    pd, ht40, vht, max_oper_chwidth,
5086                                    group_ssid, group_ssid_len);
5087         if (new_pin == -2) {
5088                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5089                 return 25;
5090         }
5091         if (new_pin == -3) {
5092                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5093                 return 25;
5094         }
5095         if (new_pin < 0)
5096                 return -1;
5097         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5098                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5099                 if (os_snprintf_error(buflen, ret))
5100                         return -1;
5101                 return ret;
5102         }
5103
5104         os_memcpy(buf, "OK\n", 3);
5105         return 3;
5106 }
5107
5108
5109 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5110 {
5111         unsigned int timeout = atoi(cmd);
5112         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5113                 wpa_dbg(wpa_s, MSG_INFO,
5114                         "Reject P2P_LISTEN since interface is disabled");
5115                 return -1;
5116         }
5117         return wpas_p2p_listen(wpa_s, timeout);
5118 }
5119
5120
5121 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5122 {
5123         u8 addr[ETH_ALEN];
5124         char *pos;
5125         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5126
5127         /* <addr> <config method> [join|auto] */
5128
5129         if (hwaddr_aton(cmd, addr))
5130                 return -1;
5131
5132         pos = cmd + 17;
5133         if (*pos != ' ')
5134                 return -1;
5135         pos++;
5136
5137         if (os_strstr(pos, " join") != NULL)
5138                 use = WPAS_P2P_PD_FOR_JOIN;
5139         else if (os_strstr(pos, " auto") != NULL)
5140                 use = WPAS_P2P_PD_AUTO;
5141
5142         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5143 }
5144
5145
5146 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5147                               size_t buflen)
5148 {
5149         struct wpa_ssid *ssid = wpa_s->current_ssid;
5150
5151         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5152             ssid->passphrase == NULL)
5153                 return -1;
5154
5155         os_strlcpy(buf, ssid->passphrase, buflen);
5156         return os_strlen(buf);
5157 }
5158
5159
5160 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5161                                   char *buf, size_t buflen)
5162 {
5163         u64 ref;
5164         int res;
5165         u8 dst_buf[ETH_ALEN], *dst;
5166         struct wpabuf *tlvs;
5167         char *pos;
5168         size_t len;
5169
5170         if (hwaddr_aton(cmd, dst_buf))
5171                 return -1;
5172         dst = dst_buf;
5173         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5174             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5175                 dst = NULL;
5176         pos = cmd + 17;
5177         if (*pos != ' ')
5178                 return -1;
5179         pos++;
5180
5181         if (os_strncmp(pos, "upnp ", 5) == 0) {
5182                 u8 version;
5183                 pos += 5;
5184                 if (hexstr2bin(pos, &version, 1) < 0)
5185                         return -1;
5186                 pos += 2;
5187                 if (*pos != ' ')
5188                         return -1;
5189                 pos++;
5190                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5191 #ifdef CONFIG_WIFI_DISPLAY
5192         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5193                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5194 #endif /* CONFIG_WIFI_DISPLAY */
5195         } else if (os_strncmp(pos, "asp ", 4) == 0) {
5196                 char *svc_str;
5197                 char *svc_info = NULL;
5198                 u32 id;
5199
5200                 pos += 4;
5201                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5202                         return -1;
5203
5204                 pos = os_strchr(pos, ' ');
5205                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5206                         return -1;
5207
5208                 svc_str = pos + 1;
5209
5210                 pos = os_strchr(svc_str, ' ');
5211
5212                 if (pos)
5213                         *pos++ = '\0';
5214
5215                 /* All remaining data is the svc_info string */
5216                 if (pos && pos[0] && pos[0] != ' ') {
5217                         len = os_strlen(pos);
5218
5219                         /* Unescape in place */
5220                         len = utf8_unescape(pos, len, pos, len);
5221                         if (len > 0xff)
5222                                 return -1;
5223
5224                         svc_info = pos;
5225                 }
5226
5227                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5228                                               svc_str, svc_info);
5229         } else {
5230                 len = os_strlen(pos);
5231                 if (len & 1)
5232                         return -1;
5233                 len /= 2;
5234                 tlvs = wpabuf_alloc(len);
5235                 if (tlvs == NULL)
5236                         return -1;
5237                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5238                         wpabuf_free(tlvs);
5239                         return -1;
5240                 }
5241
5242                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5243                 wpabuf_free(tlvs);
5244         }
5245         if (ref == 0)
5246                 return -1;
5247         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5248         if (os_snprintf_error(buflen, res))
5249                 return -1;
5250         return res;
5251 }
5252
5253
5254 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5255                                          char *cmd)
5256 {
5257         long long unsigned val;
5258         u64 req;
5259         if (sscanf(cmd, "%llx", &val) != 1)
5260                 return -1;
5261         req = val;
5262         return wpas_p2p_sd_cancel_request(wpa_s, req);
5263 }
5264
5265
5266 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5267 {
5268         int freq;
5269         u8 dst[ETH_ALEN];
5270         u8 dialog_token;
5271         struct wpabuf *resp_tlvs;
5272         char *pos, *pos2;
5273         size_t len;
5274
5275         pos = os_strchr(cmd, ' ');
5276         if (pos == NULL)
5277                 return -1;
5278         *pos++ = '\0';
5279         freq = atoi(cmd);
5280         if (freq == 0)
5281                 return -1;
5282
5283         if (hwaddr_aton(pos, dst))
5284                 return -1;
5285         pos += 17;
5286         if (*pos != ' ')
5287                 return -1;
5288         pos++;
5289
5290         pos2 = os_strchr(pos, ' ');
5291         if (pos2 == NULL)
5292                 return -1;
5293         *pos2++ = '\0';
5294         dialog_token = atoi(pos);
5295
5296         len = os_strlen(pos2);
5297         if (len & 1)
5298                 return -1;
5299         len /= 2;
5300         resp_tlvs = wpabuf_alloc(len);
5301         if (resp_tlvs == NULL)
5302                 return -1;
5303         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5304                 wpabuf_free(resp_tlvs);
5305                 return -1;
5306         }
5307
5308         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5309         wpabuf_free(resp_tlvs);
5310         return 0;
5311 }
5312
5313
5314 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5315                                        char *cmd)
5316 {
5317         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5318                 return -1;
5319         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5320         return 0;
5321 }
5322
5323
5324 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5325                                         char *cmd)
5326 {
5327         char *pos;
5328         size_t len;
5329         struct wpabuf *query, *resp;
5330
5331         pos = os_strchr(cmd, ' ');
5332         if (pos == NULL)
5333                 return -1;
5334         *pos++ = '\0';
5335
5336         len = os_strlen(cmd);
5337         if (len & 1)
5338                 return -1;
5339         len /= 2;
5340         query = wpabuf_alloc(len);
5341         if (query == NULL)
5342                 return -1;
5343         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5344                 wpabuf_free(query);
5345                 return -1;
5346         }
5347
5348         len = os_strlen(pos);
5349         if (len & 1) {
5350                 wpabuf_free(query);
5351                 return -1;
5352         }
5353         len /= 2;
5354         resp = wpabuf_alloc(len);
5355         if (resp == NULL) {
5356                 wpabuf_free(query);
5357                 return -1;
5358         }
5359         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5360                 wpabuf_free(query);
5361                 wpabuf_free(resp);
5362                 return -1;
5363         }
5364
5365         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5366                 wpabuf_free(query);
5367                 wpabuf_free(resp);
5368                 return -1;
5369         }
5370         return 0;
5371 }
5372
5373
5374 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5375 {
5376         char *pos;
5377         u8 version;
5378
5379         pos = os_strchr(cmd, ' ');
5380         if (pos == NULL)
5381                 return -1;
5382         *pos++ = '\0';
5383
5384         if (hexstr2bin(cmd, &version, 1) < 0)
5385                 return -1;
5386
5387         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5388 }
5389
5390
5391 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5392                                     u8 replace, char *cmd)
5393 {
5394         char *pos;
5395         char *adv_str;
5396         u32 auto_accept, adv_id, svc_state, config_methods;
5397         char *svc_info = NULL;
5398         char *cpt_prio_str;
5399         u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5400
5401         pos = os_strchr(cmd, ' ');
5402         if (pos == NULL)
5403                 return -1;
5404         *pos++ = '\0';
5405
5406         /* Auto-Accept value is mandatory, and must be one of the
5407          * single values (0, 1, 2, 4) */
5408         auto_accept = atoi(cmd);
5409         switch (auto_accept) {
5410         case P2PS_SETUP_NONE: /* No auto-accept */
5411         case P2PS_SETUP_NEW:
5412         case P2PS_SETUP_CLIENT:
5413         case P2PS_SETUP_GROUP_OWNER:
5414                 break;
5415         default:
5416                 return -1;
5417         }
5418
5419         /* Advertisement ID is mandatory */
5420         cmd = pos;
5421         pos = os_strchr(cmd, ' ');
5422         if (pos == NULL)
5423                 return -1;
5424         *pos++ = '\0';
5425
5426         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5427         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5428                 return -1;
5429
5430         /* Only allow replacements if exist, and adds if not */
5431         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5432                 if (!replace)
5433                         return -1;
5434         } else {
5435                 if (replace)
5436                         return -1;
5437         }
5438
5439         /* svc_state between 0 - 0xff is mandatory */
5440         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5441                 return -1;
5442
5443         pos = os_strchr(pos, ' ');
5444         if (pos == NULL)
5445                 return -1;
5446
5447         /* config_methods is mandatory */
5448         pos++;
5449         if (sscanf(pos, "%x", &config_methods) != 1)
5450                 return -1;
5451
5452         if (!(config_methods &
5453               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5454                 return -1;
5455
5456         pos = os_strchr(pos, ' ');
5457         if (pos == NULL)
5458                 return -1;
5459
5460         pos++;
5461         adv_str = pos;
5462
5463         /* Advertisement string is mandatory */
5464         if (!pos[0] || pos[0] == ' ')
5465                 return -1;
5466
5467         /* Terminate svc string */
5468         pos = os_strchr(pos, ' ');
5469         if (pos != NULL)
5470                 *pos++ = '\0';
5471
5472         cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5473         if (cpt_prio_str) {
5474                 pos = os_strchr(pos, ' ');
5475                 if (pos != NULL)
5476                         *pos++ = '\0';
5477
5478                 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5479                         return -1;
5480         } else {
5481                 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5482                 cpt_prio[1] = 0;
5483         }
5484
5485         /* Service and Response Information are optional */
5486         if (pos && pos[0]) {
5487                 size_t len;
5488
5489                 /* Note the bare ' included, which cannot exist legally
5490                  * in unescaped string. */
5491                 svc_info = os_strstr(pos, "svc_info='");
5492
5493                 if (svc_info) {
5494                         svc_info += 9;
5495                         len = os_strlen(svc_info);
5496                         utf8_unescape(svc_info, len, svc_info, len);
5497                 }
5498         }
5499
5500         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5501                                         (u8) svc_state, (u16) config_methods,
5502                                         svc_info, cpt_prio);
5503 }
5504
5505
5506 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5507 {
5508         char *pos;
5509
5510         pos = os_strchr(cmd, ' ');
5511         if (pos == NULL)
5512                 return -1;
5513         *pos++ = '\0';
5514
5515         if (os_strcmp(cmd, "bonjour") == 0)
5516                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5517         if (os_strcmp(cmd, "upnp") == 0)
5518                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5519         if (os_strcmp(cmd, "asp") == 0)
5520                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5521         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5522         return -1;
5523 }
5524
5525
5526 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5527                                         char *cmd)
5528 {
5529         size_t len;
5530         struct wpabuf *query;
5531         int ret;
5532
5533         len = os_strlen(cmd);
5534         if (len & 1)
5535                 return -1;
5536         len /= 2;
5537         query = wpabuf_alloc(len);
5538         if (query == NULL)
5539                 return -1;
5540         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5541                 wpabuf_free(query);
5542                 return -1;
5543         }
5544
5545         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5546         wpabuf_free(query);
5547         return ret;
5548 }
5549
5550
5551 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5552 {
5553         char *pos;
5554         u8 version;
5555
5556         pos = os_strchr(cmd, ' ');
5557         if (pos == NULL)
5558                 return -1;
5559         *pos++ = '\0';
5560
5561         if (hexstr2bin(cmd, &version, 1) < 0)
5562                 return -1;
5563
5564         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5565 }
5566
5567
5568 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5569 {
5570         u32 adv_id;
5571
5572         if (os_strcmp(cmd, "all") == 0) {
5573                 wpas_p2p_service_flush_asp(wpa_s);
5574                 return 0;
5575         }
5576
5577         if (sscanf(cmd, "%x", &adv_id) != 1)
5578                 return -1;
5579
5580         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5581 }
5582
5583
5584 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5585 {
5586         char *pos;
5587
5588         pos = os_strchr(cmd, ' ');
5589         if (pos == NULL)
5590                 return -1;
5591         *pos++ = '\0';
5592
5593         if (os_strcmp(cmd, "bonjour") == 0)
5594                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5595         if (os_strcmp(cmd, "upnp") == 0)
5596                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5597         if (os_strcmp(cmd, "asp") == 0)
5598                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5599         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5600         return -1;
5601 }
5602
5603
5604 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5605 {
5606         char *pos;
5607
5608         pos = os_strchr(cmd, ' ');
5609         if (pos == NULL)
5610                 return -1;
5611         *pos++ = '\0';
5612
5613         if (os_strcmp(cmd, "asp") == 0)
5614                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5615
5616         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5617         return -1;
5618 }
5619
5620
5621 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5622 {
5623         u8 addr[ETH_ALEN];
5624
5625         /* <addr> */
5626
5627         if (hwaddr_aton(cmd, addr))
5628                 return -1;
5629
5630         return wpas_p2p_reject(wpa_s, addr);
5631 }
5632
5633
5634 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5635 {
5636         char *pos;
5637         int id;
5638         struct wpa_ssid *ssid;
5639         u8 *_peer = NULL, peer[ETH_ALEN];
5640         int freq = 0, pref_freq = 0;
5641         int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5642
5643         id = atoi(cmd);
5644         pos = os_strstr(cmd, " peer=");
5645         if (pos) {
5646                 pos += 6;
5647                 if (hwaddr_aton(pos, peer))
5648                         return -1;
5649                 _peer = peer;
5650         }
5651         ssid = wpa_config_get_network(wpa_s->conf, id);
5652         if (ssid == NULL || ssid->disabled != 2) {
5653                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5654                            "for persistent P2P group",
5655                            id);
5656                 return -1;
5657         }
5658
5659         pos = os_strstr(cmd, " freq=");
5660         if (pos) {
5661                 pos += 6;
5662                 freq = atoi(pos);
5663                 if (freq <= 0)
5664                         return -1;
5665         }
5666
5667         pos = os_strstr(cmd, " pref=");
5668         if (pos) {
5669                 pos += 6;
5670                 pref_freq = atoi(pos);
5671                 if (pref_freq <= 0)
5672                         return -1;
5673         }
5674
5675         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5676         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5677                 vht;
5678
5679         pos = os_strstr(cmd, "freq2=");
5680         if (pos)
5681                 freq2 = atoi(pos + 6);
5682
5683         pos = os_strstr(cmd, " max_oper_chwidth=");
5684         if (pos)
5685                 chwidth = atoi(pos + 18);
5686
5687         max_oper_chwidth = parse_freq(chwidth, freq2);
5688         if (max_oper_chwidth < 0)
5689                 return -1;
5690
5691         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5692                                max_oper_chwidth, pref_freq);
5693 }
5694
5695
5696 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5697 {
5698         char *pos;
5699         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5700
5701         pos = os_strstr(cmd, " peer=");
5702         if (!pos)
5703                 return -1;
5704
5705         *pos = '\0';
5706         pos += 6;
5707         if (hwaddr_aton(pos, peer)) {
5708                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5709                 return -1;
5710         }
5711
5712         pos = os_strstr(pos, " go_dev_addr=");
5713         if (pos) {
5714                 pos += 13;
5715                 if (hwaddr_aton(pos, go_dev_addr)) {
5716                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5717                                    pos);
5718                         return -1;
5719                 }
5720                 go_dev = go_dev_addr;
5721         }
5722
5723         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5724 }
5725
5726
5727 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5728 {
5729         if (os_strncmp(cmd, "persistent=", 11) == 0)
5730                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5731         if (os_strncmp(cmd, "group=", 6) == 0)
5732                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5733
5734         return -1;
5735 }
5736
5737
5738 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5739                                          int id, int freq, int vht_center_freq2,
5740                                          int ht40, int vht, int vht_chwidth)
5741 {
5742         struct wpa_ssid *ssid;
5743
5744         ssid = wpa_config_get_network(wpa_s->conf, id);
5745         if (ssid == NULL || ssid->disabled != 2) {
5746                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5747                            "for persistent P2P group",
5748                            id);
5749                 return -1;
5750         }
5751
5752         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5753                                              vht_center_freq2, 0, ht40, vht,
5754                                              vht_chwidth, NULL, 0, 0);
5755 }
5756
5757
5758 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5759 {
5760         int freq = 0, persistent = 0, group_id = -1;
5761         int vht = wpa_s->conf->p2p_go_vht;
5762         int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5763         int max_oper_chwidth, chwidth = 0, freq2 = 0;
5764         char *token, *context = NULL;
5765
5766         while ((token = str_token(cmd, " ", &context))) {
5767                 if (sscanf(token, "freq=%d", &freq) == 1 ||
5768                     sscanf(token, "freq2=%d", &freq2) == 1 ||
5769                     sscanf(token, "persistent=%d", &group_id) == 1 ||
5770                     sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5771                         continue;
5772                 } else if (os_strcmp(token, "ht40") == 0) {
5773                         ht40 = 1;
5774                 } else if (os_strcmp(token, "vht") == 0) {
5775                         vht = 1;
5776                         ht40 = 1;
5777                 } else if (os_strcmp(token, "persistent") == 0) {
5778                         persistent = 1;
5779                 } else {
5780                         wpa_printf(MSG_DEBUG,
5781                                    "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5782                                    token);
5783                         return -1;
5784                 }
5785         }
5786
5787         max_oper_chwidth = parse_freq(chwidth, freq2);
5788         if (max_oper_chwidth < 0)
5789                 return -1;
5790
5791         if (group_id >= 0)
5792                 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5793                                                      freq, freq2, ht40, vht,
5794                                                      max_oper_chwidth);
5795
5796         return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5797                                   max_oper_chwidth);
5798 }
5799
5800
5801 static int p2p_ctrl_group_member(struct wpa_supplicant *wpa_s, const char *cmd,
5802                                  char *buf, size_t buflen)
5803 {
5804         u8 dev_addr[ETH_ALEN];
5805         struct wpa_ssid *ssid;
5806         int res;
5807         const u8 *iaddr;
5808
5809         ssid = wpa_s->current_ssid;
5810         if (!wpa_s->global->p2p || !ssid || ssid->mode != WPAS_MODE_P2P_GO ||
5811             hwaddr_aton(cmd, dev_addr))
5812                 return -1;
5813
5814         iaddr = p2p_group_get_client_interface_addr(wpa_s->p2p_group, dev_addr);
5815         if (!iaddr)
5816                 return -1;
5817         res = os_snprintf(buf, buflen, MACSTR, MAC2STR(iaddr));
5818         if (os_snprintf_error(buflen, res))
5819                 return -1;
5820         return res;
5821 }
5822
5823
5824 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5825                          char *buf, size_t buflen)
5826 {
5827         u8 addr[ETH_ALEN], *addr_ptr;
5828         int next, res;
5829         const struct p2p_peer_info *info;
5830         char *pos, *end;
5831         char devtype[WPS_DEV_TYPE_BUFSIZE];
5832         struct wpa_ssid *ssid;
5833         size_t i;
5834
5835         if (!wpa_s->global->p2p)
5836                 return -1;
5837
5838         if (os_strcmp(cmd, "FIRST") == 0) {
5839                 addr_ptr = NULL;
5840                 next = 0;
5841         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5842                 if (hwaddr_aton(cmd + 5, addr) < 0)
5843                         return -1;
5844                 addr_ptr = addr;
5845                 next = 1;
5846         } else {
5847                 if (hwaddr_aton(cmd, addr) < 0)
5848                         return -1;
5849                 addr_ptr = addr;
5850                 next = 0;
5851         }
5852
5853         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5854         if (info == NULL)
5855                 return -1;
5856
5857         pos = buf;
5858         end = buf + buflen;
5859
5860         res = os_snprintf(pos, end - pos, MACSTR "\n"
5861                           "pri_dev_type=%s\n"
5862                           "device_name=%s\n"
5863                           "manufacturer=%s\n"
5864                           "model_name=%s\n"
5865                           "model_number=%s\n"
5866                           "serial_number=%s\n"
5867                           "config_methods=0x%x\n"
5868                           "dev_capab=0x%x\n"
5869                           "group_capab=0x%x\n"
5870                           "level=%d\n",
5871                           MAC2STR(info->p2p_device_addr),
5872                           wps_dev_type_bin2str(info->pri_dev_type,
5873                                                devtype, sizeof(devtype)),
5874                           info->device_name,
5875                           info->manufacturer,
5876                           info->model_name,
5877                           info->model_number,
5878                           info->serial_number,
5879                           info->config_methods,
5880                           info->dev_capab,
5881                           info->group_capab,
5882                           info->level);
5883         if (os_snprintf_error(end - pos, res))
5884                 return pos - buf;
5885         pos += res;
5886
5887         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5888         {
5889                 const u8 *t;
5890                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5891                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5892                                   wps_dev_type_bin2str(t, devtype,
5893                                                        sizeof(devtype)));
5894                 if (os_snprintf_error(end - pos, res))
5895                         return pos - buf;
5896                 pos += res;
5897         }
5898
5899         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5900         if (ssid) {
5901                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5902                 if (os_snprintf_error(end - pos, res))
5903                         return pos - buf;
5904                 pos += res;
5905         }
5906
5907         res = p2p_get_peer_info_txt(info, pos, end - pos);
5908         if (res < 0)
5909                 return pos - buf;
5910         pos += res;
5911
5912         if (info->vendor_elems) {
5913                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5914                 if (os_snprintf_error(end - pos, res))
5915                         return pos - buf;
5916                 pos += res;
5917
5918                 pos += wpa_snprintf_hex(pos, end - pos,
5919                                         wpabuf_head(info->vendor_elems),
5920                                         wpabuf_len(info->vendor_elems));
5921
5922                 res = os_snprintf(pos, end - pos, "\n");
5923                 if (os_snprintf_error(end - pos, res))
5924                         return pos - buf;
5925                 pos += res;
5926         }
5927
5928         return pos - buf;
5929 }
5930
5931
5932 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5933                                   const char *param)
5934 {
5935         unsigned int i;
5936
5937         if (wpa_s->global->p2p == NULL)
5938                 return -1;
5939
5940         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5941                 return -1;
5942
5943         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5944                 struct wpa_freq_range *freq;
5945                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5946                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5947                            freq->min, freq->max);
5948         }
5949
5950         wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5951         return 0;
5952 }
5953
5954
5955 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5956 {
5957         char *param;
5958
5959         if (wpa_s->global->p2p == NULL)
5960                 return -1;
5961
5962         param = os_strchr(cmd, ' ');
5963         if (param == NULL)
5964                 return -1;
5965         *param++ = '\0';
5966
5967         if (os_strcmp(cmd, "discoverability") == 0) {
5968                 p2p_set_client_discoverability(wpa_s->global->p2p,
5969                                                atoi(param));
5970                 return 0;
5971         }
5972
5973         if (os_strcmp(cmd, "managed") == 0) {
5974                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5975                 return 0;
5976         }
5977
5978         if (os_strcmp(cmd, "listen_channel") == 0) {
5979                 char *pos;
5980                 u8 channel, op_class;
5981
5982                 channel = atoi(param);
5983                 pos = os_strchr(param, ' ');
5984                 op_class = pos ? atoi(pos) : 81;
5985
5986                 return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
5987                                               channel, 1);
5988         }
5989
5990         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5991                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5992                                             os_strlen(param));
5993         }
5994
5995         if (os_strcmp(cmd, "noa") == 0) {
5996                 char *pos;
5997                 int count, start, duration;
5998                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5999                 count = atoi(param);
6000                 pos = os_strchr(param, ',');
6001                 if (pos == NULL)
6002                         return -1;
6003                 pos++;
6004                 start = atoi(pos);
6005                 pos = os_strchr(pos, ',');
6006                 if (pos == NULL)
6007                         return -1;
6008                 pos++;
6009                 duration = atoi(pos);
6010                 if (count < 0 || count > 255 || start < 0 || duration < 0)
6011                         return -1;
6012                 if (count == 0 && duration > 0)
6013                         return -1;
6014                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
6015                            "start=%d duration=%d", count, start, duration);
6016                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
6017         }
6018
6019         if (os_strcmp(cmd, "ps") == 0)
6020                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
6021
6022         if (os_strcmp(cmd, "oppps") == 0)
6023                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
6024
6025         if (os_strcmp(cmd, "ctwindow") == 0)
6026                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
6027
6028         if (os_strcmp(cmd, "disabled") == 0) {
6029                 wpa_s->global->p2p_disabled = atoi(param);
6030                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
6031                            wpa_s->global->p2p_disabled ?
6032                            "disabled" : "enabled");
6033                 if (wpa_s->global->p2p_disabled) {
6034                         wpas_p2p_stop_find(wpa_s);
6035                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6036                         p2p_flush(wpa_s->global->p2p);
6037                 }
6038                 return 0;
6039         }
6040
6041         if (os_strcmp(cmd, "conc_pref") == 0) {
6042                 if (os_strcmp(param, "sta") == 0)
6043                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
6044                 else if (os_strcmp(param, "p2p") == 0)
6045                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
6046                 else {
6047                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
6048                         return -1;
6049                 }
6050                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
6051                            "%s", param);
6052                 return 0;
6053         }
6054
6055         if (os_strcmp(cmd, "force_long_sd") == 0) {
6056                 wpa_s->force_long_sd = atoi(param);
6057                 return 0;
6058         }
6059
6060         if (os_strcmp(cmd, "peer_filter") == 0) {
6061                 u8 addr[ETH_ALEN];
6062                 if (hwaddr_aton(param, addr))
6063                         return -1;
6064                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6065                 return 0;
6066         }
6067
6068         if (os_strcmp(cmd, "cross_connect") == 0)
6069                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6070
6071         if (os_strcmp(cmd, "go_apsd") == 0) {
6072                 if (os_strcmp(param, "disable") == 0)
6073                         wpa_s->set_ap_uapsd = 0;
6074                 else {
6075                         wpa_s->set_ap_uapsd = 1;
6076                         wpa_s->ap_uapsd = atoi(param);
6077                 }
6078                 return 0;
6079         }
6080
6081         if (os_strcmp(cmd, "client_apsd") == 0) {
6082                 if (os_strcmp(param, "disable") == 0)
6083                         wpa_s->set_sta_uapsd = 0;
6084                 else {
6085                         int be, bk, vi, vo;
6086                         char *pos;
6087                         /* format: BE,BK,VI,VO;max SP Length */
6088                         be = atoi(param);
6089                         pos = os_strchr(param, ',');
6090                         if (pos == NULL)
6091                                 return -1;
6092                         pos++;
6093                         bk = atoi(pos);
6094                         pos = os_strchr(pos, ',');
6095                         if (pos == NULL)
6096                                 return -1;
6097                         pos++;
6098                         vi = atoi(pos);
6099                         pos = os_strchr(pos, ',');
6100                         if (pos == NULL)
6101                                 return -1;
6102                         pos++;
6103                         vo = atoi(pos);
6104                         /* ignore max SP Length for now */
6105
6106                         wpa_s->set_sta_uapsd = 1;
6107                         wpa_s->sta_uapsd = 0;
6108                         if (be)
6109                                 wpa_s->sta_uapsd |= BIT(0);
6110                         if (bk)
6111                                 wpa_s->sta_uapsd |= BIT(1);
6112                         if (vi)
6113                                 wpa_s->sta_uapsd |= BIT(2);
6114                         if (vo)
6115                                 wpa_s->sta_uapsd |= BIT(3);
6116                 }
6117                 return 0;
6118         }
6119
6120         if (os_strcmp(cmd, "disallow_freq") == 0)
6121                 return p2p_ctrl_disallow_freq(wpa_s, param);
6122
6123         if (os_strcmp(cmd, "disc_int") == 0) {
6124                 int min_disc_int, max_disc_int, max_disc_tu;
6125                 char *pos;
6126
6127                 pos = param;
6128
6129                 min_disc_int = atoi(pos);
6130                 pos = os_strchr(pos, ' ');
6131                 if (pos == NULL)
6132                         return -1;
6133                 *pos++ = '\0';
6134
6135                 max_disc_int = atoi(pos);
6136                 pos = os_strchr(pos, ' ');
6137                 if (pos == NULL)
6138                         return -1;
6139                 *pos++ = '\0';
6140
6141                 max_disc_tu = atoi(pos);
6142
6143                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6144                                         max_disc_int, max_disc_tu);
6145         }
6146
6147         if (os_strcmp(cmd, "per_sta_psk") == 0) {
6148                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6149                 return 0;
6150         }
6151
6152 #ifdef CONFIG_WPS_NFC
6153         if (os_strcmp(cmd, "nfc_tag") == 0)
6154                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6155 #endif /* CONFIG_WPS_NFC */
6156
6157         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6158                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6159                 return 0;
6160         }
6161
6162         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6163                    cmd);
6164
6165         return -1;
6166 }
6167
6168
6169 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6170 {
6171         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6172         wpa_s->force_long_sd = 0;
6173         wpas_p2p_stop_find(wpa_s);
6174         wpa_s->parent->p2ps_method_config_any = 0;
6175         if (wpa_s->global->p2p)
6176                 p2p_flush(wpa_s->global->p2p);
6177 }
6178
6179
6180 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6181 {
6182         char *pos, *pos2;
6183         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6184
6185         if (cmd[0]) {
6186                 pos = os_strchr(cmd, ' ');
6187                 if (pos == NULL)
6188                         return -1;
6189                 *pos++ = '\0';
6190                 dur1 = atoi(cmd);
6191
6192                 pos2 = os_strchr(pos, ' ');
6193                 if (pos2)
6194                         *pos2++ = '\0';
6195                 int1 = atoi(pos);
6196         } else
6197                 pos2 = NULL;
6198
6199         if (pos2) {
6200                 pos = os_strchr(pos2, ' ');
6201                 if (pos == NULL)
6202                         return -1;
6203                 *pos++ = '\0';
6204                 dur2 = atoi(pos2);
6205                 int2 = atoi(pos);
6206         }
6207
6208         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6209 }
6210
6211
6212 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6213 {
6214         char *pos;
6215         unsigned int period = 0, interval = 0;
6216
6217         if (cmd[0]) {
6218                 pos = os_strchr(cmd, ' ');
6219                 if (pos == NULL)
6220                         return -1;
6221                 *pos++ = '\0';
6222                 period = atoi(cmd);
6223                 interval = atoi(pos);
6224         }
6225
6226         return wpas_p2p_ext_listen(wpa_s, period, interval);
6227 }
6228
6229
6230 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6231 {
6232         const char *pos;
6233         u8 peer[ETH_ALEN];
6234         int iface_addr = 0;
6235
6236         pos = cmd;
6237         if (os_strncmp(pos, "iface=", 6) == 0) {
6238                 iface_addr = 1;
6239                 pos += 6;
6240         }
6241         if (hwaddr_aton(pos, peer))
6242                 return -1;
6243
6244         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6245         return 0;
6246 }
6247
6248
6249 static int p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant *wpa_s, char *cmd)
6250 {
6251         int freq = 0, period = 0, interval = 0, count = 0;
6252
6253         if (sscanf(cmd, "%d %d %d %d", &freq, &period, &interval, &count) != 4)
6254         {
6255                 wpa_printf(MSG_DEBUG,
6256                            "CTRL: Invalid P2P LO Start parameter: '%s'", cmd);
6257                 return -1;
6258         }
6259
6260         return wpas_p2p_lo_start(wpa_s, freq, period, interval, count);
6261 }
6262
6263 #endif /* CONFIG_P2P */
6264
6265
6266 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6267 {
6268         struct wpa_freq_range_list ranges;
6269         int *freqs = NULL;
6270         struct hostapd_hw_modes *mode;
6271         u16 i;
6272
6273         if (wpa_s->hw.modes == NULL)
6274                 return NULL;
6275
6276         os_memset(&ranges, 0, sizeof(ranges));
6277         if (freq_range_list_parse(&ranges, val) < 0)
6278                 return NULL;
6279
6280         for (i = 0; i < wpa_s->hw.num_modes; i++) {
6281                 int j;
6282
6283                 mode = &wpa_s->hw.modes[i];
6284                 for (j = 0; j < mode->num_channels; j++) {
6285                         unsigned int freq;
6286
6287                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6288                                 continue;
6289
6290                         freq = mode->channels[j].freq;
6291                         if (!freq_range_list_includes(&ranges, freq))
6292                                 continue;
6293
6294                         int_array_add_unique(&freqs, freq);
6295                 }
6296         }
6297
6298         os_free(ranges.range);
6299         return freqs;
6300 }
6301
6302
6303 #ifdef CONFIG_INTERWORKING
6304
6305 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6306 {
6307         int auto_sel = 0;
6308         int *freqs = NULL;
6309
6310         if (param) {
6311                 char *pos;
6312
6313                 auto_sel = os_strstr(param, "auto") != NULL;
6314
6315                 pos = os_strstr(param, "freq=");
6316                 if (pos) {
6317                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6318                         if (freqs == NULL)
6319                                 return -1;
6320                 }
6321
6322         }
6323
6324         return interworking_select(wpa_s, auto_sel, freqs);
6325 }
6326
6327
6328 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6329                                      int only_add)
6330 {
6331         u8 bssid[ETH_ALEN];
6332         struct wpa_bss *bss;
6333
6334         if (hwaddr_aton(dst, bssid)) {
6335                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6336                 return -1;
6337         }
6338
6339         bss = wpa_bss_get_bssid(wpa_s, bssid);
6340         if (bss == NULL) {
6341                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6342                            MAC2STR(bssid));
6343                 return -1;
6344         }
6345
6346         if (bss->ssid_len == 0) {
6347                 int found = 0;
6348
6349                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6350                            " does not have SSID information", MAC2STR(bssid));
6351
6352                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6353                                          list) {
6354                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6355                             bss->ssid_len > 0) {
6356                                 found = 1;
6357                                 break;
6358                         }
6359                 }
6360
6361                 if (!found)
6362                         return -1;
6363                 wpa_printf(MSG_DEBUG,
6364                            "Found another matching BSS entry with SSID");
6365         }
6366
6367         return interworking_connect(wpa_s, bss, only_add);
6368 }
6369
6370
6371 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6372 {
6373         u8 dst_addr[ETH_ALEN];
6374         int used;
6375         char *pos;
6376 #define MAX_ANQP_INFO_ID 100
6377         u16 id[MAX_ANQP_INFO_ID];
6378         size_t num_id = 0;
6379         u32 subtypes = 0;
6380
6381         used = hwaddr_aton2(dst, dst_addr);
6382         if (used < 0)
6383                 return -1;
6384         pos = dst + used;
6385         if (*pos == ' ')
6386                 pos++;
6387         while (num_id < MAX_ANQP_INFO_ID) {
6388                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6389 #ifdef CONFIG_HS20
6390                         int num = atoi(pos + 5);
6391                         if (num <= 0 || num > 31)
6392                                 return -1;
6393                         subtypes |= BIT(num);
6394 #else /* CONFIG_HS20 */
6395                         return -1;
6396 #endif /* CONFIG_HS20 */
6397                 } else {
6398                         id[num_id] = atoi(pos);
6399                         if (id[num_id])
6400                                 num_id++;
6401                 }
6402                 pos = os_strchr(pos + 1, ',');
6403                 if (pos == NULL)
6404                         break;
6405                 pos++;
6406         }
6407
6408         if (num_id == 0)
6409                 return -1;
6410
6411         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6412 }
6413
6414
6415 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6416 {
6417         u8 dst_addr[ETH_ALEN];
6418         struct wpabuf *advproto, *query = NULL;
6419         int used, ret = -1;
6420         char *pos, *end;
6421         size_t len;
6422
6423         used = hwaddr_aton2(cmd, dst_addr);
6424         if (used < 0)
6425                 return -1;
6426
6427         pos = cmd + used;
6428         while (*pos == ' ')
6429                 pos++;
6430
6431         /* Advertisement Protocol ID */
6432         end = os_strchr(pos, ' ');
6433         if (end)
6434                 len = end - pos;
6435         else
6436                 len = os_strlen(pos);
6437         if (len & 0x01)
6438                 return -1;
6439         len /= 2;
6440         if (len == 0)
6441                 return -1;
6442         advproto = wpabuf_alloc(len);
6443         if (advproto == NULL)
6444                 return -1;
6445         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6446                 goto fail;
6447
6448         if (end) {
6449                 /* Optional Query Request */
6450                 pos = end + 1;
6451                 while (*pos == ' ')
6452                         pos++;
6453
6454                 len = os_strlen(pos);
6455                 if (len) {
6456                         if (len & 0x01)
6457                                 goto fail;
6458                         len /= 2;
6459                         if (len == 0)
6460                                 goto fail;
6461                         query = wpabuf_alloc(len);
6462                         if (query == NULL)
6463                                 goto fail;
6464                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6465                                 goto fail;
6466                 }
6467         }
6468
6469         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6470
6471 fail:
6472         wpabuf_free(advproto);
6473         wpabuf_free(query);
6474
6475         return ret;
6476 }
6477
6478
6479 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6480                             size_t buflen)
6481 {
6482         u8 addr[ETH_ALEN];
6483         int dialog_token;
6484         int used;
6485         char *pos;
6486         size_t resp_len, start, requested_len;
6487         struct wpabuf *resp;
6488         int ret;
6489
6490         used = hwaddr_aton2(cmd, addr);
6491         if (used < 0)
6492                 return -1;
6493
6494         pos = cmd + used;
6495         while (*pos == ' ')
6496                 pos++;
6497         dialog_token = atoi(pos);
6498
6499         if (wpa_s->last_gas_resp &&
6500             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6501             dialog_token == wpa_s->last_gas_dialog_token)
6502                 resp = wpa_s->last_gas_resp;
6503         else if (wpa_s->prev_gas_resp &&
6504                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6505                  dialog_token == wpa_s->prev_gas_dialog_token)
6506                 resp = wpa_s->prev_gas_resp;
6507         else
6508                 return -1;
6509
6510         resp_len = wpabuf_len(resp);
6511         start = 0;
6512         requested_len = resp_len;
6513
6514         pos = os_strchr(pos, ' ');
6515         if (pos) {
6516                 start = atoi(pos);
6517                 if (start > resp_len)
6518                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6519                 pos = os_strchr(pos, ',');
6520                 if (pos == NULL)
6521                         return -1;
6522                 pos++;
6523                 requested_len = atoi(pos);
6524                 if (start + requested_len > resp_len)
6525                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6526         }
6527
6528         if (requested_len * 2 + 1 > buflen)
6529                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6530
6531         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6532                                requested_len);
6533
6534         if (start + requested_len == resp_len) {
6535                 /*
6536                  * Free memory by dropping the response after it has been
6537                  * fetched.
6538                  */
6539                 if (resp == wpa_s->prev_gas_resp) {
6540                         wpabuf_free(wpa_s->prev_gas_resp);
6541                         wpa_s->prev_gas_resp = NULL;
6542                 } else {
6543                         wpabuf_free(wpa_s->last_gas_resp);
6544                         wpa_s->last_gas_resp = NULL;
6545                 }
6546         }
6547
6548         return ret;
6549 }
6550 #endif /* CONFIG_INTERWORKING */
6551
6552
6553 #ifdef CONFIG_HS20
6554
6555 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6556 {
6557         u8 dst_addr[ETH_ALEN];
6558         int used;
6559         char *pos;
6560         u32 subtypes = 0;
6561
6562         used = hwaddr_aton2(dst, dst_addr);
6563         if (used < 0)
6564                 return -1;
6565         pos = dst + used;
6566         if (*pos == ' ')
6567                 pos++;
6568         for (;;) {
6569                 int num = atoi(pos);
6570                 if (num <= 0 || num > 31)
6571                         return -1;
6572                 subtypes |= BIT(num);
6573                 pos = os_strchr(pos + 1, ',');
6574                 if (pos == NULL)
6575                         break;
6576                 pos++;
6577         }
6578
6579         if (subtypes == 0)
6580                 return -1;
6581
6582         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6583 }
6584
6585
6586 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6587                                     const u8 *addr, const char *realm)
6588 {
6589         u8 *buf;
6590         size_t rlen, len;
6591         int ret;
6592
6593         rlen = os_strlen(realm);
6594         len = 3 + rlen;
6595         buf = os_malloc(len);
6596         if (buf == NULL)
6597                 return -1;
6598         buf[0] = 1; /* NAI Home Realm Count */
6599         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6600         buf[2] = rlen;
6601         os_memcpy(buf + 3, realm, rlen);
6602
6603         ret = hs20_anqp_send_req(wpa_s, addr,
6604                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6605                                  buf, len, 0);
6606
6607         os_free(buf);
6608
6609         return ret;
6610 }
6611
6612
6613 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6614                                         char *dst)
6615 {
6616         struct wpa_cred *cred = wpa_s->conf->cred;
6617         u8 dst_addr[ETH_ALEN];
6618         int used;
6619         u8 *buf;
6620         size_t len;
6621         int ret;
6622
6623         used = hwaddr_aton2(dst, dst_addr);
6624         if (used < 0)
6625                 return -1;
6626
6627         while (dst[used] == ' ')
6628                 used++;
6629         if (os_strncmp(dst + used, "realm=", 6) == 0)
6630                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6631                                                 dst + used + 6);
6632
6633         len = os_strlen(dst + used);
6634
6635         if (len == 0 && cred && cred->realm)
6636                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6637
6638         if (len & 1)
6639                 return -1;
6640         len /= 2;
6641         buf = os_malloc(len);
6642         if (buf == NULL)
6643                 return -1;
6644         if (hexstr2bin(dst + used, buf, len) < 0) {
6645                 os_free(buf);
6646                 return -1;
6647         }
6648
6649         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6650                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6651                                  buf, len, 0);
6652         os_free(buf);
6653
6654         return ret;
6655 }
6656
6657
6658 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6659                          int buflen)
6660 {
6661         u8 dst_addr[ETH_ALEN];
6662         int used;
6663         char *ctx = NULL, *icon, *poffset, *psize;
6664
6665         used = hwaddr_aton2(cmd, dst_addr);
6666         if (used < 0)
6667                 return -1;
6668         cmd += used;
6669
6670         icon = str_token(cmd, " ", &ctx);
6671         poffset = str_token(cmd, " ", &ctx);
6672         psize = str_token(cmd, " ", &ctx);
6673         if (!icon || !poffset || !psize)
6674                 return -1;
6675
6676         wpa_s->fetch_osu_icon_in_progress = 0;
6677         return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6678                              reply, buflen);
6679 }
6680
6681
6682 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6683 {
6684         u8 dst_addr[ETH_ALEN];
6685         int used;
6686         char *icon;
6687
6688         if (!cmd[0])
6689                 return hs20_del_icon(wpa_s, NULL, NULL);
6690
6691         used = hwaddr_aton2(cmd, dst_addr);
6692         if (used < 0)
6693                 return -1;
6694
6695         while (cmd[used] == ' ')
6696                 used++;
6697         icon = cmd[used] ? &cmd[used] : NULL;
6698
6699         return hs20_del_icon(wpa_s, dst_addr, icon);
6700 }
6701
6702
6703 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6704 {
6705         u8 dst_addr[ETH_ALEN];
6706         int used;
6707         char *icon;
6708
6709         used = hwaddr_aton2(cmd, dst_addr);
6710         if (used < 0)
6711                 return -1;
6712
6713         while (cmd[used] == ' ')
6714                 used++;
6715         icon = &cmd[used];
6716
6717         wpa_s->fetch_osu_icon_in_progress = 0;
6718         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6719                                   (u8 *) icon, os_strlen(icon), inmem);
6720 }
6721
6722 #endif /* CONFIG_HS20 */
6723
6724
6725 #ifdef CONFIG_AUTOSCAN
6726
6727 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6728                                               char *cmd)
6729 {
6730         enum wpa_states state = wpa_s->wpa_state;
6731         char *new_params = NULL;
6732
6733         if (os_strlen(cmd) > 0) {
6734                 new_params = os_strdup(cmd);
6735                 if (new_params == NULL)
6736                         return -1;
6737         }
6738
6739         os_free(wpa_s->conf->autoscan);
6740         wpa_s->conf->autoscan = new_params;
6741
6742         if (wpa_s->conf->autoscan == NULL)
6743                 autoscan_deinit(wpa_s);
6744         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6745                 autoscan_init(wpa_s, 1);
6746         else if (state == WPA_SCANNING)
6747                 wpa_supplicant_reinit_autoscan(wpa_s);
6748
6749         return 0;
6750 }
6751
6752 #endif /* CONFIG_AUTOSCAN */
6753
6754
6755 #ifdef CONFIG_WNM
6756
6757 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6758 {
6759         int enter;
6760         int intval = 0;
6761         char *pos;
6762         int ret;
6763         struct wpabuf *tfs_req = NULL;
6764
6765         if (os_strncmp(cmd, "enter", 5) == 0)
6766                 enter = 1;
6767         else if (os_strncmp(cmd, "exit", 4) == 0)
6768                 enter = 0;
6769         else
6770                 return -1;
6771
6772         pos = os_strstr(cmd, " interval=");
6773         if (pos)
6774                 intval = atoi(pos + 10);
6775
6776         pos = os_strstr(cmd, " tfs_req=");
6777         if (pos) {
6778                 char *end;
6779                 size_t len;
6780                 pos += 9;
6781                 end = os_strchr(pos, ' ');
6782                 if (end)
6783                         len = end - pos;
6784                 else
6785                         len = os_strlen(pos);
6786                 if (len & 1)
6787                         return -1;
6788                 len /= 2;
6789                 tfs_req = wpabuf_alloc(len);
6790                 if (tfs_req == NULL)
6791                         return -1;
6792                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6793                         wpabuf_free(tfs_req);
6794                         return -1;
6795                 }
6796         }
6797
6798         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6799                                            WNM_SLEEP_MODE_EXIT, intval,
6800                                            tfs_req);
6801         wpabuf_free(tfs_req);
6802
6803         return ret;
6804 }
6805
6806
6807 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6808 {
6809         int query_reason, list = 0;
6810
6811         query_reason = atoi(cmd);
6812
6813         cmd = os_strchr(cmd, ' ');
6814         if (cmd) {
6815                 cmd++;
6816                 if (os_strncmp(cmd, "list", 4) == 0) {
6817                         list = 1;
6818                 } else {
6819                         wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6820                                    cmd);
6821                         return -1;
6822                 }
6823         }
6824
6825         wpa_printf(MSG_DEBUG,
6826                    "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6827                    query_reason, list ? " candidate list" : "");
6828
6829         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6830 }
6831
6832 #endif /* CONFIG_WNM */
6833
6834
6835 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6836                                       size_t buflen)
6837 {
6838         struct wpa_signal_info si;
6839         int ret;
6840         char *pos, *end;
6841
6842         ret = wpa_drv_signal_poll(wpa_s, &si);
6843         if (ret)
6844                 return -1;
6845
6846         pos = buf;
6847         end = buf + buflen;
6848
6849         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6850                           "NOISE=%d\nFREQUENCY=%u\n",
6851                           si.current_signal, si.current_txrate / 1000,
6852                           si.current_noise, si.frequency);
6853         if (os_snprintf_error(end - pos, ret))
6854                 return -1;
6855         pos += ret;
6856
6857         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6858                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6859                                   channel_width_to_string(si.chanwidth));
6860                 if (os_snprintf_error(end - pos, ret))
6861                         return -1;
6862                 pos += ret;
6863         }
6864
6865         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6866                 ret = os_snprintf(pos, end - pos,
6867                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6868                                   si.center_frq1, si.center_frq2);
6869                 if (os_snprintf_error(end - pos, ret))
6870                         return -1;
6871                 pos += ret;
6872         }
6873
6874         if (si.avg_signal) {
6875                 ret = os_snprintf(pos, end - pos,
6876                                   "AVG_RSSI=%d\n", si.avg_signal);
6877                 if (os_snprintf_error(end - pos, ret))
6878                         return -1;
6879                 pos += ret;
6880         }
6881
6882         if (si.avg_beacon_signal) {
6883                 ret = os_snprintf(pos, end - pos,
6884                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6885                 if (os_snprintf_error(end - pos, ret))
6886                         return -1;
6887                 pos += ret;
6888         }
6889
6890         return pos - buf;
6891 }
6892
6893
6894 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6895                                           const char *cmd)
6896 {
6897         const char *pos;
6898         int threshold = 0;
6899         int hysteresis = 0;
6900
6901         if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6902                 wpa_printf(MSG_DEBUG,
6903                            "Reject SIGNAL_MONITOR command - bgscan is active");
6904                 return -1;
6905         }
6906         pos = os_strstr(cmd, "THRESHOLD=");
6907         if (pos)
6908                 threshold = atoi(pos + 10);
6909         pos = os_strstr(cmd, "HYSTERESIS=");
6910         if (pos)
6911                 hysteresis = atoi(pos + 11);
6912         return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6913 }
6914
6915
6916 static int wpas_ctrl_iface_get_pref_freq_list(
6917         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6918 {
6919         unsigned int freq_list[100], num = 100, i;
6920         int ret;
6921         enum wpa_driver_if_type iface_type;
6922         char *pos, *end;
6923
6924         pos = buf;
6925         end = buf + buflen;
6926
6927         /* buf: "<interface_type>" */
6928         if (os_strcmp(cmd, "STATION") == 0)
6929                 iface_type = WPA_IF_STATION;
6930         else if (os_strcmp(cmd, "AP") == 0)
6931                 iface_type = WPA_IF_AP_BSS;
6932         else if (os_strcmp(cmd, "P2P_GO") == 0)
6933                 iface_type = WPA_IF_P2P_GO;
6934         else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6935                 iface_type = WPA_IF_P2P_CLIENT;
6936         else if (os_strcmp(cmd, "IBSS") == 0)
6937                 iface_type = WPA_IF_IBSS;
6938         else if (os_strcmp(cmd, "TDLS") == 0)
6939                 iface_type = WPA_IF_TDLS;
6940         else
6941                 return -1;
6942
6943         wpa_printf(MSG_DEBUG,
6944                    "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6945                    iface_type, buf);
6946
6947         ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6948         if (ret)
6949                 return -1;
6950
6951         for (i = 0; i < num; i++) {
6952                 ret = os_snprintf(pos, end - pos, "%s%u",
6953                                   i > 0 ? "," : "", freq_list[i]);
6954                 if (os_snprintf_error(end - pos, ret))
6955                         return -1;
6956                 pos += ret;
6957         }
6958
6959         return pos - buf;
6960 }
6961
6962
6963 static int wpas_ctrl_iface_driver_flags(struct wpa_supplicant *wpa_s,
6964                                         char *buf, size_t buflen)
6965 {
6966         int ret, i;
6967         char *pos, *end;
6968
6969         ret = os_snprintf(buf, buflen, "%016llX:\n",
6970                           (long long unsigned) wpa_s->drv_flags);
6971         if (os_snprintf_error(buflen, ret))
6972                 return -1;
6973
6974         pos = buf + ret;
6975         end = buf + buflen;
6976
6977         for (i = 0; i < 64; i++) {
6978                 if (wpa_s->drv_flags & (1LLU << i)) {
6979                         ret = os_snprintf(pos, end - pos, "%s\n",
6980                                           driver_flag_to_string(1LLU << i));
6981                         if (os_snprintf_error(end - pos, ret))
6982                                 return -1;
6983                         pos += ret;
6984                 }
6985         }
6986
6987         return pos - buf;
6988 }
6989
6990
6991 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6992                                       size_t buflen)
6993 {
6994         struct hostap_sta_driver_data sta;
6995         int ret;
6996
6997         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6998         if (ret)
6999                 return -1;
7000
7001         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
7002                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
7003         if (os_snprintf_error(buflen, ret))
7004                 return -1;
7005         return ret;
7006 }
7007
7008
7009 #ifdef ANDROID
7010 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7011                                      char *buf, size_t buflen)
7012 {
7013         int ret;
7014
7015         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
7016         if (ret == 0) {
7017                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
7018                         struct p2p_data *p2p = wpa_s->global->p2p;
7019                         if (p2p) {
7020                                 char country[3];
7021                                 country[0] = cmd[8];
7022                                 country[1] = cmd[9];
7023                                 country[2] = 0x04;
7024                                 p2p_set_country(p2p, country);
7025                         }
7026                 }
7027                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
7028                 if (os_snprintf_error(buflen, ret))
7029                         ret = -1;
7030         }
7031         return ret;
7032 }
7033 #endif /* ANDROID */
7034
7035
7036 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7037                                      char *buf, size_t buflen)
7038 {
7039         int ret;
7040         char *pos;
7041         u8 *data = NULL;
7042         unsigned int vendor_id, subcmd;
7043         struct wpabuf *reply;
7044         size_t data_len = 0;
7045
7046         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
7047         vendor_id = strtoul(cmd, &pos, 16);
7048         if (!isblank((unsigned char) *pos))
7049                 return -EINVAL;
7050
7051         subcmd = strtoul(pos, &pos, 10);
7052
7053         if (*pos != '\0') {
7054                 if (!isblank((unsigned char) *pos++))
7055                         return -EINVAL;
7056                 data_len = os_strlen(pos);
7057         }
7058
7059         if (data_len) {
7060                 data_len /= 2;
7061                 data = os_malloc(data_len);
7062                 if (!data)
7063                         return -1;
7064
7065                 if (hexstr2bin(pos, data, data_len)) {
7066                         wpa_printf(MSG_DEBUG,
7067                                    "Vendor command: wrong parameter format");
7068                         os_free(data);
7069                         return -EINVAL;
7070                 }
7071         }
7072
7073         reply = wpabuf_alloc((buflen - 1) / 2);
7074         if (!reply) {
7075                 os_free(data);
7076                 return -1;
7077         }
7078
7079         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
7080                                  reply);
7081
7082         if (ret == 0)
7083                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
7084                                        wpabuf_len(reply));
7085
7086         wpabuf_free(reply);
7087         os_free(data);
7088
7089         return ret;
7090 }
7091
7092
7093 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
7094 {
7095 #ifdef CONFIG_P2P
7096         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
7097                 wpa_s->global->p2p_init_wpa_s : wpa_s;
7098 #endif /* CONFIG_P2P */
7099
7100         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
7101
7102         wpas_abort_ongoing_scan(wpa_s);
7103
7104         if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
7105                 /*
7106                  * Avoid possible auto connect re-connection on getting
7107                  * disconnected due to state flush.
7108                  */
7109                 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7110         }
7111
7112 #ifdef CONFIG_P2P
7113         wpas_p2p_group_remove(p2p_wpa_s, "*");
7114         wpas_p2p_cancel(p2p_wpa_s);
7115         p2p_ctrl_flush(p2p_wpa_s);
7116         wpas_p2p_service_flush(p2p_wpa_s);
7117         p2p_wpa_s->global->p2p_disabled = 0;
7118         p2p_wpa_s->global->p2p_per_sta_psk = 0;
7119         p2p_wpa_s->conf->num_sec_device_types = 0;
7120         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7121         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7122         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7123         p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7124         p2p_wpa_s->global->pending_p2ps_group = 0;
7125         p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7126 #endif /* CONFIG_P2P */
7127
7128 #ifdef CONFIG_WPS_TESTING
7129         wps_version_number = 0x20;
7130         wps_testing_dummy_cred = 0;
7131         wps_corrupt_pkhash = 0;
7132         wps_force_auth_types_in_use = 0;
7133         wps_force_encr_types_in_use = 0;
7134 #endif /* CONFIG_WPS_TESTING */
7135 #ifdef CONFIG_WPS
7136         wpa_s->wps_fragment_size = 0;
7137         wpas_wps_cancel(wpa_s);
7138         wps_registrar_flush(wpa_s->wps->registrar);
7139 #endif /* CONFIG_WPS */
7140         wpa_s->after_wps = 0;
7141         wpa_s->known_wps_freq = 0;
7142
7143 #ifdef CONFIG_TDLS
7144 #ifdef CONFIG_TDLS_TESTING
7145         tdls_testing = 0;
7146 #endif /* CONFIG_TDLS_TESTING */
7147         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7148         wpa_tdls_enable(wpa_s->wpa, 1);
7149 #endif /* CONFIG_TDLS */
7150
7151         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7152         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7153
7154         wpa_s->no_keep_alive = 0;
7155         wpa_s->own_disconnect_req = 0;
7156
7157         os_free(wpa_s->disallow_aps_bssid);
7158         wpa_s->disallow_aps_bssid = NULL;
7159         wpa_s->disallow_aps_bssid_count = 0;
7160         os_free(wpa_s->disallow_aps_ssid);
7161         wpa_s->disallow_aps_ssid = NULL;
7162         wpa_s->disallow_aps_ssid_count = 0;
7163
7164         wpa_s->set_sta_uapsd = 0;
7165         wpa_s->sta_uapsd = 0;
7166
7167         wpa_drv_radio_disable(wpa_s, 0);
7168         wpa_blacklist_clear(wpa_s);
7169         wpa_s->extra_blacklist_count = 0;
7170         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7171         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7172         wpa_config_flush_blobs(wpa_s->conf);
7173         wpa_s->conf->auto_interworking = 0;
7174         wpa_s->conf->okc = 0;
7175
7176         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7177         rsn_preauth_deinit(wpa_s->wpa);
7178
7179         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7180         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7181         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7182         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7183
7184         radio_remove_works(wpa_s, NULL, 1);
7185         wpa_s->ext_work_in_progress = 0;
7186
7187         wpa_s->next_ssid = NULL;
7188
7189 #ifdef CONFIG_INTERWORKING
7190 #ifdef CONFIG_HS20
7191         hs20_cancel_fetch_osu(wpa_s);
7192         hs20_del_icon(wpa_s, NULL, NULL);
7193 #endif /* CONFIG_HS20 */
7194 #endif /* CONFIG_INTERWORKING */
7195
7196         wpa_s->ext_mgmt_frame_handling = 0;
7197         wpa_s->ext_eapol_frame_io = 0;
7198 #ifdef CONFIG_TESTING_OPTIONS
7199         wpa_s->extra_roc_dur = 0;
7200         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7201         wpa_s->p2p_go_csa_on_inv = 0;
7202         wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7203 #endif /* CONFIG_TESTING_OPTIONS */
7204
7205         wpa_s->disconnected = 0;
7206         os_free(wpa_s->next_scan_freqs);
7207         wpa_s->next_scan_freqs = NULL;
7208
7209         wpa_bss_flush(wpa_s);
7210         if (!dl_list_empty(&wpa_s->bss)) {
7211                 wpa_printf(MSG_DEBUG,
7212                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7213                            MACSTR " pending_bssid=" MACSTR,
7214                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7215                            MAC2STR(wpa_s->bssid),
7216                            MAC2STR(wpa_s->pending_bssid));
7217         }
7218
7219         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7220         wpa_s->wnmsleep_used = 0;
7221
7222 #ifdef CONFIG_SME
7223         wpa_s->sme.last_unprot_disconnect.sec = 0;
7224 #endif /* CONFIG_SME */
7225 }
7226
7227
7228 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7229                                      char *buf, size_t buflen)
7230 {
7231         struct wpa_radio_work *work;
7232         char *pos, *end;
7233         struct os_reltime now, diff;
7234
7235         pos = buf;
7236         end = buf + buflen;
7237
7238         os_get_reltime(&now);
7239
7240         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7241         {
7242                 int ret;
7243
7244                 os_reltime_sub(&now, &work->time, &diff);
7245                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7246                                   work->type, work->wpa_s->ifname, work->freq,
7247                                   work->started, diff.sec, diff.usec);
7248                 if (os_snprintf_error(end - pos, ret))
7249                         break;
7250                 pos += ret;
7251         }
7252
7253         return pos - buf;
7254 }
7255
7256
7257 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7258 {
7259         struct wpa_radio_work *work = eloop_ctx;
7260         struct wpa_external_work *ework = work->ctx;
7261
7262         wpa_dbg(work->wpa_s, MSG_DEBUG,
7263                 "Timing out external radio work %u (%s)",
7264                 ework->id, work->type);
7265         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7266         work->wpa_s->ext_work_in_progress = 0;
7267         radio_work_done(work);
7268         os_free(ework);
7269 }
7270
7271
7272 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7273 {
7274         struct wpa_external_work *ework = work->ctx;
7275
7276         if (deinit) {
7277                 if (work->started)
7278                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7279                                              work, NULL);
7280
7281                 /*
7282                  * work->type points to a buffer in ework, so need to replace
7283                  * that here with a fixed string to avoid use of freed memory
7284                  * in debug prints.
7285                  */
7286                 work->type = "freed-ext-work";
7287                 work->ctx = NULL;
7288                 os_free(ework);
7289                 return;
7290         }
7291
7292         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7293                 ework->id, ework->type);
7294         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7295         work->wpa_s->ext_work_in_progress = 1;
7296         if (!ework->timeout)
7297                 ework->timeout = 10;
7298         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7299                                work, NULL);
7300 }
7301
7302
7303 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7304                                     char *buf, size_t buflen)
7305 {
7306         struct wpa_external_work *ework;
7307         char *pos, *pos2;
7308         size_t type_len;
7309         int ret;
7310         unsigned int freq = 0;
7311
7312         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7313
7314         ework = os_zalloc(sizeof(*ework));
7315         if (ework == NULL)
7316                 return -1;
7317
7318         pos = os_strchr(cmd, ' ');
7319         if (pos) {
7320                 type_len = pos - cmd;
7321                 pos++;
7322
7323                 pos2 = os_strstr(pos, "freq=");
7324                 if (pos2)
7325                         freq = atoi(pos2 + 5);
7326
7327                 pos2 = os_strstr(pos, "timeout=");
7328                 if (pos2)
7329                         ework->timeout = atoi(pos2 + 8);
7330         } else {
7331                 type_len = os_strlen(cmd);
7332         }
7333         if (4 + type_len >= sizeof(ework->type))
7334                 type_len = sizeof(ework->type) - 4 - 1;
7335         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7336         os_memcpy(ework->type + 4, cmd, type_len);
7337         ework->type[4 + type_len] = '\0';
7338
7339         wpa_s->ext_work_id++;
7340         if (wpa_s->ext_work_id == 0)
7341                 wpa_s->ext_work_id++;
7342         ework->id = wpa_s->ext_work_id;
7343
7344         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7345                            ework) < 0) {
7346                 os_free(ework);
7347                 return -1;
7348         }
7349
7350         ret = os_snprintf(buf, buflen, "%u", ework->id);
7351         if (os_snprintf_error(buflen, ret))
7352                 return -1;
7353         return ret;
7354 }
7355
7356
7357 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7358 {
7359         struct wpa_radio_work *work;
7360         unsigned int id = atoi(cmd);
7361
7362         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7363         {
7364                 struct wpa_external_work *ework;
7365
7366                 if (os_strncmp(work->type, "ext:", 4) != 0)
7367                         continue;
7368                 ework = work->ctx;
7369                 if (id && ework->id != id)
7370                         continue;
7371                 wpa_dbg(wpa_s, MSG_DEBUG,
7372                         "Completed external radio work %u (%s)",
7373                         ework->id, ework->type);
7374                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7375                 wpa_s->ext_work_in_progress = 0;
7376                 radio_work_done(work);
7377                 os_free(ework);
7378                 return 3; /* "OK\n" */
7379         }
7380
7381         return -1;
7382 }
7383
7384
7385 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7386                                 char *buf, size_t buflen)
7387 {
7388         if (os_strcmp(cmd, "show") == 0)
7389                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7390         if (os_strncmp(cmd, "add ", 4) == 0)
7391                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7392         if (os_strncmp(cmd, "done ", 5) == 0)
7393                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7394         return -1;
7395 }
7396
7397
7398 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7399 {
7400         struct wpa_radio_work *work, *tmp;
7401
7402         if (!wpa_s || !wpa_s->radio)
7403                 return;
7404
7405         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7406                               struct wpa_radio_work, list) {
7407                 struct wpa_external_work *ework;
7408
7409                 if (os_strncmp(work->type, "ext:", 4) != 0)
7410                         continue;
7411                 ework = work->ctx;
7412                 wpa_dbg(wpa_s, MSG_DEBUG,
7413                         "Flushing%s external radio work %u (%s)",
7414                         work->started ? " started" : "", ework->id,
7415                         ework->type);
7416                 if (work->started)
7417                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7418                                              work, NULL);
7419                 radio_work_done(work);
7420                 os_free(ework);
7421         }
7422 }
7423
7424
7425 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7426 {
7427         struct wpa_supplicant *wpa_s = eloop_ctx;
7428         eapol_sm_notify_ctrl_response(wpa_s->eapol);
7429 }
7430
7431
7432 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7433                               unsigned int *scan_id_count, int scan_id[])
7434 {
7435         const char *pos = value;
7436
7437         while (pos) {
7438                 if (*pos == ' ' || *pos == '\0')
7439                         break;
7440                 if (*scan_id_count == MAX_SCAN_ID)
7441                         return -1;
7442                 scan_id[(*scan_id_count)++] = atoi(pos);
7443                 pos = os_strchr(pos, ',');
7444                 if (pos)
7445                         pos++;
7446         }
7447
7448         return 0;
7449 }
7450
7451
7452 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7453                            char *reply, int reply_size, int *reply_len)
7454 {
7455         char *pos;
7456         unsigned int manual_scan_passive = 0;
7457         unsigned int manual_scan_use_id = 0;
7458         unsigned int manual_scan_only_new = 0;
7459         unsigned int scan_only = 0;
7460         unsigned int scan_id_count = 0;
7461         int scan_id[MAX_SCAN_ID];
7462         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7463                                  struct wpa_scan_results *scan_res);
7464         int *manual_scan_freqs = NULL;
7465         struct wpa_ssid_value *ssid = NULL, *ns;
7466         unsigned int ssid_count = 0;
7467
7468         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7469                 *reply_len = -1;
7470                 return;
7471         }
7472
7473         if (radio_work_pending(wpa_s, "scan")) {
7474                 wpa_printf(MSG_DEBUG,
7475                            "Pending scan scheduled - reject new request");
7476                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7477                 return;
7478         }
7479
7480 #ifdef CONFIG_INTERWORKING
7481         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7482                 wpa_printf(MSG_DEBUG,
7483                            "Interworking select in progress - reject new scan");
7484                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7485                 return;
7486         }
7487 #endif /* CONFIG_INTERWORKING */
7488
7489         if (params) {
7490                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7491                         scan_only = 1;
7492
7493                 pos = os_strstr(params, "freq=");
7494                 if (pos) {
7495                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7496                                                                        pos + 5);
7497                         if (manual_scan_freqs == NULL) {
7498                                 *reply_len = -1;
7499                                 goto done;
7500                         }
7501                 }
7502
7503                 pos = os_strstr(params, "passive=");
7504                 if (pos)
7505                         manual_scan_passive = !!atoi(pos + 8);
7506
7507                 pos = os_strstr(params, "use_id=");
7508                 if (pos)
7509                         manual_scan_use_id = atoi(pos + 7);
7510
7511                 pos = os_strstr(params, "only_new=1");
7512                 if (pos)
7513                         manual_scan_only_new = 1;
7514
7515                 pos = os_strstr(params, "scan_id=");
7516                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7517                                               scan_id) < 0) {
7518                         *reply_len = -1;
7519                         goto done;
7520                 }
7521
7522                 pos = params;
7523                 while (pos && *pos != '\0') {
7524                         if (os_strncmp(pos, "ssid ", 5) == 0) {
7525                                 char *end;
7526
7527                                 pos += 5;
7528                                 end = pos;
7529                                 while (*end) {
7530                                         if (*end == '\0' || *end == ' ')
7531                                                 break;
7532                                         end++;
7533                                 }
7534
7535                                 ns = os_realloc_array(
7536                                         ssid, ssid_count + 1,
7537                                         sizeof(struct wpa_ssid_value));
7538                                 if (ns == NULL) {
7539                                         *reply_len = -1;
7540                                         goto done;
7541                                 }
7542                                 ssid = ns;
7543
7544                                 if ((end - pos) & 0x01 ||
7545                                     end - pos > 2 * SSID_MAX_LEN ||
7546                                     hexstr2bin(pos, ssid[ssid_count].ssid,
7547                                                (end - pos) / 2) < 0) {
7548                                         wpa_printf(MSG_DEBUG,
7549                                                    "Invalid SSID value '%s'",
7550                                                    pos);
7551                                         *reply_len = -1;
7552                                         goto done;
7553                                 }
7554                                 ssid[ssid_count].ssid_len = (end - pos) / 2;
7555                                 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7556                                                   ssid[ssid_count].ssid,
7557                                                   ssid[ssid_count].ssid_len);
7558                                 ssid_count++;
7559                                 pos = end;
7560                         }
7561
7562                         pos = os_strchr(pos, ' ');
7563                         if (pos)
7564                                 pos++;
7565                 }
7566         }
7567
7568         wpa_s->num_ssids_from_scan_req = ssid_count;
7569         os_free(wpa_s->ssids_from_scan_req);
7570         if (ssid_count) {
7571                 wpa_s->ssids_from_scan_req = ssid;
7572                 ssid = NULL;
7573         } else {
7574                 wpa_s->ssids_from_scan_req = NULL;
7575         }
7576
7577         if (scan_only)
7578                 scan_res_handler = scan_only_handler;
7579         else if (wpa_s->scan_res_handler == scan_only_handler)
7580                 scan_res_handler = NULL;
7581         else
7582                 scan_res_handler = wpa_s->scan_res_handler;
7583
7584         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7585             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7586              (wpa_s->wpa_state == WPA_COMPLETED))) {
7587                 wpa_s->manual_scan_passive = manual_scan_passive;
7588                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7589                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7590                 wpa_s->scan_id_count = scan_id_count;
7591                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7592                 wpa_s->scan_res_handler = scan_res_handler;
7593                 os_free(wpa_s->manual_scan_freqs);
7594                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7595                 manual_scan_freqs = NULL;
7596
7597                 wpa_s->normal_scans = 0;
7598                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7599                 wpa_s->after_wps = 0;
7600                 wpa_s->known_wps_freq = 0;
7601                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7602                 if (wpa_s->manual_scan_use_id) {
7603                         wpa_s->manual_scan_id++;
7604                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7605                                 wpa_s->manual_scan_id);
7606                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7607                                                  wpa_s->manual_scan_id);
7608                 }
7609         } else if (wpa_s->sched_scanning) {
7610                 wpa_s->manual_scan_passive = manual_scan_passive;
7611                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7612                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7613                 wpa_s->scan_id_count = scan_id_count;
7614                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7615                 wpa_s->scan_res_handler = scan_res_handler;
7616                 os_free(wpa_s->manual_scan_freqs);
7617                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7618                 manual_scan_freqs = NULL;
7619
7620                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7621                 wpa_supplicant_cancel_sched_scan(wpa_s);
7622                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7623                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7624                 if (wpa_s->manual_scan_use_id) {
7625                         wpa_s->manual_scan_id++;
7626                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7627                                                  wpa_s->manual_scan_id);
7628                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7629                                 wpa_s->manual_scan_id);
7630                 }
7631         } else {
7632                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7633                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7634         }
7635
7636 done:
7637         os_free(manual_scan_freqs);
7638         os_free(ssid);
7639 }
7640
7641
7642 #ifdef CONFIG_TESTING_OPTIONS
7643
7644 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7645                                        unsigned int freq, const u8 *dst,
7646                                        const u8 *src, const u8 *bssid,
7647                                        const u8 *data, size_t data_len,
7648                                        enum offchannel_send_action_result
7649                                        result)
7650 {
7651         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7652                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7653                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7654                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7655                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7656                              "NO_ACK" : "FAILED"));
7657 }
7658
7659
7660 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7661 {
7662         char *pos, *param;
7663         size_t len;
7664         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7665         int res, used;
7666         int freq = 0, no_cck = 0, wait_time = 0;
7667
7668         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7669          *    <action=Action frame payload> */
7670
7671         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7672
7673         pos = cmd;
7674         used = hwaddr_aton2(pos, da);
7675         if (used < 0)
7676                 return -1;
7677         pos += used;
7678         while (*pos == ' ')
7679                 pos++;
7680         used = hwaddr_aton2(pos, bssid);
7681         if (used < 0)
7682                 return -1;
7683         pos += used;
7684
7685         param = os_strstr(pos, " freq=");
7686         if (param) {
7687                 param += 6;
7688                 freq = atoi(param);
7689         }
7690
7691         param = os_strstr(pos, " no_cck=");
7692         if (param) {
7693                 param += 8;
7694                 no_cck = atoi(param);
7695         }
7696
7697         param = os_strstr(pos, " wait_time=");
7698         if (param) {
7699                 param += 11;
7700                 wait_time = atoi(param);
7701         }
7702
7703         param = os_strstr(pos, " action=");
7704         if (param == NULL)
7705                 return -1;
7706         param += 8;
7707
7708         len = os_strlen(param);
7709         if (len & 1)
7710                 return -1;
7711         len /= 2;
7712
7713         buf = os_malloc(len);
7714         if (buf == NULL)
7715                 return -1;
7716
7717         if (hexstr2bin(param, buf, len) < 0) {
7718                 os_free(buf);
7719                 return -1;
7720         }
7721
7722         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7723                                      buf, len, wait_time,
7724                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7725         os_free(buf);
7726         return res;
7727 }
7728
7729
7730 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7731 {
7732         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7733         offchannel_send_action_done(wpa_s);
7734 }
7735
7736
7737 static int wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant *wpa_s,
7738                                            char *cmd)
7739 {
7740         char *pos, *param;
7741         size_t len;
7742         u8 *buf;
7743         int freq = 0, datarate = 0, ssi_signal = 0;
7744         union wpa_event_data event;
7745
7746         if (!wpa_s->ext_mgmt_frame_handling)
7747                 return -1;
7748
7749         /* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */
7750
7751         wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd);
7752
7753         pos = cmd;
7754         param = os_strstr(pos, "freq=");
7755         if (param) {
7756                 param += 5;
7757                 freq = atoi(param);
7758         }
7759
7760         param = os_strstr(pos, " datarate=");
7761         if (param) {
7762                 param += 10;
7763                 datarate = atoi(param);
7764         }
7765
7766         param = os_strstr(pos, " ssi_signal=");
7767         if (param) {
7768                 param += 12;
7769                 ssi_signal = atoi(param);
7770         }
7771
7772         param = os_strstr(pos, " frame=");
7773         if (param == NULL)
7774                 return -1;
7775         param += 7;
7776
7777         len = os_strlen(param);
7778         if (len & 1)
7779                 return -1;
7780         len /= 2;
7781
7782         buf = os_malloc(len);
7783         if (buf == NULL)
7784                 return -1;
7785
7786         if (hexstr2bin(param, buf, len) < 0) {
7787                 os_free(buf);
7788                 return -1;
7789         }
7790
7791         os_memset(&event, 0, sizeof(event));
7792         event.rx_mgmt.freq = freq;
7793         event.rx_mgmt.frame = buf;
7794         event.rx_mgmt.frame_len = len;
7795         event.rx_mgmt.ssi_signal = ssi_signal;
7796         event.rx_mgmt.datarate = datarate;
7797         wpa_s->ext_mgmt_frame_handling = 0;
7798         wpa_supplicant_event(wpa_s, EVENT_RX_MGMT, &event);
7799         wpa_s->ext_mgmt_frame_handling = 1;
7800
7801         os_free(buf);
7802
7803         return 0;
7804 }
7805
7806
7807 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7808 {
7809         char *pos, *param;
7810         union wpa_event_data event;
7811         enum wpa_event_type ev;
7812
7813         /* <event name> [parameters..] */
7814
7815         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7816
7817         pos = cmd;
7818         param = os_strchr(pos, ' ');
7819         if (param)
7820                 *param++ = '\0';
7821
7822         os_memset(&event, 0, sizeof(event));
7823
7824         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7825                 ev = EVENT_INTERFACE_ENABLED;
7826         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7827                 ev = EVENT_INTERFACE_DISABLED;
7828         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7829                 ev = EVENT_AVOID_FREQUENCIES;
7830                 if (param == NULL)
7831                         param = "";
7832                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7833                         return -1;
7834                 wpa_supplicant_event(wpa_s, ev, &event);
7835                 os_free(event.freq_range.range);
7836                 return 0;
7837         } else {
7838                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7839                         cmd);
7840                 return -1;
7841         }
7842
7843         wpa_supplicant_event(wpa_s, ev, &event);
7844
7845         return 0;
7846 }
7847
7848
7849 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7850 {
7851         char *pos;
7852         u8 src[ETH_ALEN], *buf;
7853         int used;
7854         size_t len;
7855
7856         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7857
7858         pos = cmd;
7859         used = hwaddr_aton2(pos, src);
7860         if (used < 0)
7861                 return -1;
7862         pos += used;
7863         while (*pos == ' ')
7864                 pos++;
7865
7866         len = os_strlen(pos);
7867         if (len & 1)
7868                 return -1;
7869         len /= 2;
7870
7871         buf = os_malloc(len);
7872         if (buf == NULL)
7873                 return -1;
7874
7875         if (hexstr2bin(pos, buf, len) < 0) {
7876                 os_free(buf);
7877                 return -1;
7878         }
7879
7880         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7881         os_free(buf);
7882
7883         return 0;
7884 }
7885
7886
7887 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7888 {
7889         size_t i;
7890         u32 sum = 0;
7891         const u16 *pos = buf;
7892
7893         for (i = 0; i < len / 2; i++)
7894                 sum += *pos++;
7895
7896         while (sum >> 16)
7897                 sum = (sum & 0xffff) + (sum >> 16);
7898
7899         return sum ^ 0xffff;
7900 }
7901
7902
7903 #define HWSIM_PACKETLEN 1500
7904 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7905
7906 static void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
7907                               size_t len)
7908 {
7909         struct wpa_supplicant *wpa_s = ctx;
7910         const struct ether_header *eth;
7911         struct iphdr ip;
7912         const u8 *pos;
7913         unsigned int i;
7914
7915         if (len != HWSIM_PACKETLEN)
7916                 return;
7917
7918         eth = (const struct ether_header *) buf;
7919         os_memcpy(&ip, eth + 1, sizeof(ip));
7920         pos = &buf[sizeof(*eth) + sizeof(ip)];
7921
7922         if (ip.ihl != 5 || ip.version != 4 ||
7923             ntohs(ip.tot_len) != HWSIM_IP_LEN)
7924                 return;
7925
7926         for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7927                 if (*pos != (u8) i)
7928                         return;
7929                 pos++;
7930         }
7931
7932         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7933                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7934 }
7935
7936
7937 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7938                                             char *cmd)
7939 {
7940         int enabled = atoi(cmd);
7941         char *pos;
7942         const char *ifname;
7943
7944         if (!enabled) {
7945                 if (wpa_s->l2_test) {
7946                         l2_packet_deinit(wpa_s->l2_test);
7947                         wpa_s->l2_test = NULL;
7948                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7949                 }
7950                 return 0;
7951         }
7952
7953         if (wpa_s->l2_test)
7954                 return 0;
7955
7956         pos = os_strstr(cmd, " ifname=");
7957         if (pos)
7958                 ifname = pos + 8;
7959         else
7960                 ifname = wpa_s->ifname;
7961
7962         wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7963                                         ETHERTYPE_IP, wpas_data_test_rx,
7964                                         wpa_s, 1);
7965         if (wpa_s->l2_test == NULL)
7966                 return -1;
7967
7968         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7969
7970         return 0;
7971 }
7972
7973
7974 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7975 {
7976         u8 dst[ETH_ALEN], src[ETH_ALEN];
7977         char *pos;
7978         int used;
7979         long int val;
7980         u8 tos;
7981         u8 buf[2 + HWSIM_PACKETLEN];
7982         struct ether_header *eth;
7983         struct iphdr *ip;
7984         u8 *dpos;
7985         unsigned int i;
7986
7987         if (wpa_s->l2_test == NULL)
7988                 return -1;
7989
7990         /* format: <dst> <src> <tos> */
7991
7992         pos = cmd;
7993         used = hwaddr_aton2(pos, dst);
7994         if (used < 0)
7995                 return -1;
7996         pos += used;
7997         while (*pos == ' ')
7998                 pos++;
7999         used = hwaddr_aton2(pos, src);
8000         if (used < 0)
8001                 return -1;
8002         pos += used;
8003
8004         val = strtol(pos, NULL, 0);
8005         if (val < 0 || val > 0xff)
8006                 return -1;
8007         tos = val;
8008
8009         eth = (struct ether_header *) &buf[2];
8010         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
8011         os_memcpy(eth->ether_shost, src, ETH_ALEN);
8012         eth->ether_type = htons(ETHERTYPE_IP);
8013         ip = (struct iphdr *) (eth + 1);
8014         os_memset(ip, 0, sizeof(*ip));
8015         ip->ihl = 5;
8016         ip->version = 4;
8017         ip->ttl = 64;
8018         ip->tos = tos;
8019         ip->tot_len = htons(HWSIM_IP_LEN);
8020         ip->protocol = 1;
8021         ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
8022         ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
8023         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
8024         dpos = (u8 *) (ip + 1);
8025         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
8026                 *dpos++ = i;
8027
8028         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
8029                            HWSIM_PACKETLEN) < 0)
8030                 return -1;
8031
8032         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
8033                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
8034
8035         return 0;
8036 }
8037
8038
8039 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
8040                                            char *cmd)
8041 {
8042         u8 *buf;
8043         struct ether_header *eth;
8044         struct l2_packet_data *l2 = NULL;
8045         size_t len;
8046         u16 ethertype;
8047         int res = -1;
8048
8049         len = os_strlen(cmd);
8050         if (len & 1 || len < ETH_HLEN * 2)
8051                 return -1;
8052         len /= 2;
8053
8054         buf = os_malloc(len);
8055         if (buf == NULL)
8056                 return -1;
8057
8058         if (hexstr2bin(cmd, buf, len) < 0)
8059                 goto done;
8060
8061         eth = (struct ether_header *) buf;
8062         ethertype = ntohs(eth->ether_type);
8063
8064         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
8065                             wpas_data_test_rx, wpa_s, 1);
8066         if (l2 == NULL)
8067                 goto done;
8068
8069         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
8070         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
8071 done:
8072         if (l2)
8073                 l2_packet_deinit(l2);
8074         os_free(buf);
8075
8076         return res < 0 ? -1 : 0;
8077 }
8078
8079
8080 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
8081 {
8082 #ifdef WPA_TRACE_BFD
8083         char *pos;
8084
8085         wpa_trace_fail_after = atoi(cmd);
8086         pos = os_strchr(cmd, ':');
8087         if (pos) {
8088                 pos++;
8089                 os_strlcpy(wpa_trace_fail_func, pos,
8090                            sizeof(wpa_trace_fail_func));
8091         } else {
8092                 wpa_trace_fail_after = 0;
8093         }
8094         return 0;
8095 #else /* WPA_TRACE_BFD */
8096         return -1;
8097 #endif /* WPA_TRACE_BFD */
8098 }
8099
8100
8101 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
8102                                     char *buf, size_t buflen)
8103 {
8104 #ifdef WPA_TRACE_BFD
8105         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
8106                            wpa_trace_fail_func);
8107 #else /* WPA_TRACE_BFD */
8108         return -1;
8109 #endif /* WPA_TRACE_BFD */
8110 }
8111
8112
8113 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
8114 {
8115 #ifdef WPA_TRACE_BFD
8116         char *pos;
8117
8118         wpa_trace_test_fail_after = atoi(cmd);
8119         pos = os_strchr(cmd, ':');
8120         if (pos) {
8121                 pos++;
8122                 os_strlcpy(wpa_trace_test_fail_func, pos,
8123                            sizeof(wpa_trace_test_fail_func));
8124         } else {
8125                 wpa_trace_test_fail_after = 0;
8126         }
8127         return 0;
8128 #else /* WPA_TRACE_BFD */
8129         return -1;
8130 #endif /* WPA_TRACE_BFD */
8131 }
8132
8133
8134 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
8135                                     char *buf, size_t buflen)
8136 {
8137 #ifdef WPA_TRACE_BFD
8138         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
8139                            wpa_trace_test_fail_func);
8140 #else /* WPA_TRACE_BFD */
8141         return -1;
8142 #endif /* WPA_TRACE_BFD */
8143 }
8144
8145
8146 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
8147 {
8148         struct wpa_supplicant *wpa_s = eloop_ctx;
8149         int i, count = (intptr_t) timeout_ctx;
8150
8151         wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
8152                    count);
8153         for (i = 0; i < count; i++) {
8154                 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
8155                              i + 1, count);
8156         }
8157 }
8158
8159
8160 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
8161 {
8162         int count;
8163
8164         count = atoi(cmd);
8165         if (count <= 0)
8166                 return -1;
8167
8168         return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
8169                                       (void *) (intptr_t) count);
8170 }
8171
8172
8173 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
8174                                    const char *cmd)
8175 {
8176         struct wpabuf *buf;
8177         size_t len;
8178
8179         len = os_strlen(cmd);
8180         if (len & 1)
8181                 return -1;
8182         len /= 2;
8183
8184         if (len == 0) {
8185                 buf = NULL;
8186         } else {
8187                 buf = wpabuf_alloc(len);
8188                 if (buf == NULL)
8189                         return -1;
8190
8191                 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8192                         wpabuf_free(buf);
8193                         return -1;
8194                 }
8195         }
8196
8197         wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8198         return 0;
8199 }
8200
8201 #endif /* CONFIG_TESTING_OPTIONS */
8202
8203
8204 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8205 {
8206         char *pos = cmd;
8207         int frame;
8208         size_t len;
8209         struct wpabuf *buf;
8210         struct ieee802_11_elems elems;
8211
8212         frame = atoi(pos);
8213         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8214                 return -1;
8215         wpa_s = wpas_vendor_elem(wpa_s, frame);
8216
8217         pos = os_strchr(pos, ' ');
8218         if (pos == NULL)
8219                 return -1;
8220         pos++;
8221
8222         len = os_strlen(pos);
8223         if (len == 0)
8224                 return 0;
8225         if (len & 1)
8226                 return -1;
8227         len /= 2;
8228
8229         buf = wpabuf_alloc(len);
8230         if (buf == NULL)
8231                 return -1;
8232
8233         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8234                 wpabuf_free(buf);
8235                 return -1;
8236         }
8237
8238         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8239             ParseFailed) {
8240                 wpabuf_free(buf);
8241                 return -1;
8242         }
8243
8244         if (wpa_s->vendor_elem[frame] == NULL) {
8245                 wpa_s->vendor_elem[frame] = buf;
8246                 wpas_vendor_elem_update(wpa_s);
8247                 return 0;
8248         }
8249
8250         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8251                 wpabuf_free(buf);
8252                 return -1;
8253         }
8254
8255         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8256         wpabuf_free(buf);
8257         wpas_vendor_elem_update(wpa_s);
8258
8259         return 0;
8260 }
8261
8262
8263 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8264                                      char *buf, size_t buflen)
8265 {
8266         int frame = atoi(cmd);
8267
8268         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8269                 return -1;
8270         wpa_s = wpas_vendor_elem(wpa_s, frame);
8271
8272         if (wpa_s->vendor_elem[frame] == NULL)
8273                 return 0;
8274
8275         return wpa_snprintf_hex(buf, buflen,
8276                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8277                                 wpabuf_len(wpa_s->vendor_elem[frame]));
8278 }
8279
8280
8281 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8282 {
8283         char *pos = cmd;
8284         int frame;
8285         size_t len;
8286         u8 *buf;
8287         struct ieee802_11_elems elems;
8288         int res;
8289
8290         frame = atoi(pos);
8291         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8292                 return -1;
8293         wpa_s = wpas_vendor_elem(wpa_s, frame);
8294
8295         pos = os_strchr(pos, ' ');
8296         if (pos == NULL)
8297                 return -1;
8298         pos++;
8299
8300         if (*pos == '*') {
8301                 wpabuf_free(wpa_s->vendor_elem[frame]);
8302                 wpa_s->vendor_elem[frame] = NULL;
8303                 wpas_vendor_elem_update(wpa_s);
8304                 return 0;
8305         }
8306
8307         if (wpa_s->vendor_elem[frame] == NULL)
8308                 return -1;
8309
8310         len = os_strlen(pos);
8311         if (len == 0)
8312                 return 0;
8313         if (len & 1)
8314                 return -1;
8315         len /= 2;
8316
8317         buf = os_malloc(len);
8318         if (buf == NULL)
8319                 return -1;
8320
8321         if (hexstr2bin(pos, buf, len) < 0) {
8322                 os_free(buf);
8323                 return -1;
8324         }
8325
8326         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8327                 os_free(buf);
8328                 return -1;
8329         }
8330
8331         res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8332         os_free(buf);
8333         return res;
8334 }
8335
8336
8337 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8338 {
8339         struct wpa_supplicant *wpa_s = ctx;
8340         size_t len;
8341         const u8 *data;
8342
8343         /*
8344          * Neighbor Report element (IEEE P802.11-REVmc/D5.0)
8345          * BSSID[6]
8346          * BSSID Information[4]
8347          * Operating Class[1]
8348          * Channel Number[1]
8349          * PHY Type[1]
8350          * Optional Subelements[variable]
8351          */
8352 #define NR_IE_MIN_LEN (ETH_ALEN + 4 + 1 + 1 + 1)
8353
8354         if (!neighbor_rep || wpabuf_len(neighbor_rep) == 0) {
8355                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8356                 goto out;
8357         }
8358
8359         data = wpabuf_head_u8(neighbor_rep);
8360         len = wpabuf_len(neighbor_rep);
8361
8362         while (len >= 2 + NR_IE_MIN_LEN) {
8363                 const u8 *nr;
8364                 char lci[256 * 2 + 1];
8365                 char civic[256 * 2 + 1];
8366                 u8 nr_len = data[1];
8367                 const u8 *pos = data, *end;
8368
8369                 if (pos[0] != WLAN_EID_NEIGHBOR_REPORT ||
8370                     nr_len < NR_IE_MIN_LEN) {
8371                         wpa_printf(MSG_DEBUG,
8372                                    "CTRL: Invalid Neighbor Report element: id=%u len=%u",
8373                                    data[0], nr_len);
8374                         goto out;
8375                 }
8376
8377                 if (2U + nr_len > len) {
8378                         wpa_printf(MSG_DEBUG,
8379                                    "CTRL: Invalid Neighbor Report element: id=%u len=%zu nr_len=%u",
8380                                    data[0], len, nr_len);
8381                         goto out;
8382                 }
8383                 pos += 2;
8384                 end = pos + nr_len;
8385
8386                 nr = pos;
8387                 pos += NR_IE_MIN_LEN;
8388
8389                 lci[0] = '\0';
8390                 civic[0] = '\0';
8391                 while (end - pos > 2) {
8392                         u8 s_id, s_len;
8393
8394                         s_id = *pos++;
8395                         s_len = *pos++;
8396                         if (s_len > end - pos)
8397                                 goto out;
8398                         if (s_id == WLAN_EID_MEASURE_REPORT && s_len > 3) {
8399                                 /* Measurement Token[1] */
8400                                 /* Measurement Report Mode[1] */
8401                                 /* Measurement Type[1] */
8402                                 /* Measurement Report[variable] */
8403                                 switch (pos[2]) {
8404                                 case MEASURE_TYPE_LCI:
8405                                         if (lci[0])
8406                                                 break;
8407                                         wpa_snprintf_hex(lci, sizeof(lci),
8408                                                          pos, s_len);
8409                                         break;
8410                                 case MEASURE_TYPE_LOCATION_CIVIC:
8411                                         if (civic[0])
8412                                                 break;
8413                                         wpa_snprintf_hex(civic, sizeof(civic),
8414                                                          pos, s_len);
8415                                         break;
8416                                 }
8417                         }
8418
8419                         pos += s_len;
8420                 }
8421
8422                 wpa_msg(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8423                         "bssid=" MACSTR
8424                         " info=0x%x op_class=%u chan=%u phy_type=%u%s%s%s%s",
8425                         MAC2STR(nr), WPA_GET_LE32(nr + ETH_ALEN),
8426                         nr[ETH_ALEN + 4], nr[ETH_ALEN + 5],
8427                         nr[ETH_ALEN + 6],
8428                         lci[0] ? " lci=" : "", lci,
8429                         civic[0] ? " civic=" : "", civic);
8430
8431                 data = end;
8432                 len -= 2 + nr_len;
8433         }
8434
8435 out:
8436         wpabuf_free(neighbor_rep);
8437 }
8438
8439
8440 static int wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant *wpa_s,
8441                                              char *cmd)
8442 {
8443         struct wpa_ssid_value ssid, *ssid_p = NULL;
8444         int ret, lci = 0, civic = 0;
8445         char *ssid_s;
8446
8447         ssid_s = os_strstr(cmd, "ssid=");
8448         if (ssid_s) {
8449                 if (ssid_parse(ssid_s + 5, &ssid)) {
8450                         wpa_printf(MSG_ERROR,
8451                                    "CTRL: Send Neighbor Report: bad SSID");
8452                         return -1;
8453                 }
8454
8455                 ssid_p = &ssid;
8456
8457                 /*
8458                  * Move cmd after the SSID text that may include "lci" or
8459                  * "civic".
8460                  */
8461                 cmd = os_strchr(ssid_s + 6, ssid_s[5] == '"' ? '"' : ' ');
8462                 if (cmd)
8463                         cmd++;
8464
8465         }
8466
8467         if (cmd && os_strstr(cmd, "lci"))
8468                 lci = 1;
8469
8470         if (cmd && os_strstr(cmd, "civic"))
8471                 civic = 1;
8472
8473         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, lci, civic,
8474                                                  wpas_ctrl_neighbor_rep_cb,
8475                                                  wpa_s);
8476
8477         return ret;
8478 }
8479
8480
8481 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8482 {
8483         eapol_sm_erp_flush(wpa_s->eapol);
8484         return 0;
8485 }
8486
8487
8488 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8489                                          char *cmd)
8490 {
8491         char *token, *context = NULL;
8492         unsigned int enable = ~0, type = 0;
8493         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8494         u8 *addr = NULL, *mask = NULL;
8495
8496         while ((token = str_token(cmd, " ", &context))) {
8497                 if (os_strcasecmp(token, "scan") == 0) {
8498                         type |= MAC_ADDR_RAND_SCAN;
8499                 } else if (os_strcasecmp(token, "sched") == 0) {
8500                         type |= MAC_ADDR_RAND_SCHED_SCAN;
8501                 } else if (os_strcasecmp(token, "pno") == 0) {
8502                         type |= MAC_ADDR_RAND_PNO;
8503                 } else if (os_strcasecmp(token, "all") == 0) {
8504                         type = wpa_s->mac_addr_rand_supported;
8505                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8506                         enable = atoi(token + 7);
8507                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8508                         addr = _addr;
8509                         if (hwaddr_aton(token + 5, addr)) {
8510                                 wpa_printf(MSG_INFO,
8511                                            "CTRL: Invalid MAC address: %s",
8512                                            token);
8513                                 return -1;
8514                         }
8515                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8516                         mask = _mask;
8517                         if (hwaddr_aton(token + 5, mask)) {
8518                                 wpa_printf(MSG_INFO,
8519                                            "CTRL: Invalid MAC address mask: %s",
8520                                            token);
8521                                 return -1;
8522                         }
8523                 } else {
8524                         wpa_printf(MSG_INFO,
8525                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8526                                    token);
8527                         return -1;
8528                 }
8529         }
8530
8531         if (!type) {
8532                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8533                 return -1;
8534         }
8535
8536         if ((wpa_s->mac_addr_rand_supported & type) != type) {
8537                 wpa_printf(MSG_INFO,
8538                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8539                            type, wpa_s->mac_addr_rand_supported);
8540                 return -1;
8541         }
8542
8543         if (enable > 1) {
8544                 wpa_printf(MSG_INFO,
8545                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8546                 return -1;
8547         }
8548
8549         if (!enable) {
8550                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8551                 if (wpa_s->pno) {
8552                         if (type & MAC_ADDR_RAND_PNO) {
8553                                 wpas_stop_pno(wpa_s);
8554                                 wpas_start_pno(wpa_s);
8555                         }
8556                 } else if (wpa_s->sched_scanning &&
8557                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8558                         /* simulate timeout to restart the sched scan */
8559                         wpa_s->sched_scan_timed_out = 1;
8560                         wpa_s->prev_sched_ssid = NULL;
8561                         wpa_supplicant_cancel_sched_scan(wpa_s);
8562                 }
8563                 return 0;
8564         }
8565
8566         if ((addr && !mask) || (!addr && mask)) {
8567                 wpa_printf(MSG_INFO,
8568                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8569                 return -1;
8570         }
8571
8572         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8573                 wpa_printf(MSG_INFO,
8574                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8575                 return -1;
8576         }
8577
8578         if (type & MAC_ADDR_RAND_SCAN) {
8579                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8580                                             addr, mask);
8581         }
8582
8583         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8584                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8585                                             addr, mask);
8586
8587                 if (wpa_s->sched_scanning && !wpa_s->pno) {
8588                         /* simulate timeout to restart the sched scan */
8589                         wpa_s->sched_scan_timed_out = 1;
8590                         wpa_s->prev_sched_ssid = NULL;
8591                         wpa_supplicant_cancel_sched_scan(wpa_s);
8592                 }
8593         }
8594
8595         if (type & MAC_ADDR_RAND_PNO) {
8596                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8597                                             addr, mask);
8598                 if (wpa_s->pno) {
8599                         wpas_stop_pno(wpa_s);
8600                         wpas_start_pno(wpa_s);
8601                 }
8602         }
8603
8604         return 0;
8605 }
8606
8607
8608 static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
8609                                  char *buf, size_t buflen)
8610 {
8611         size_t reply_len;
8612
8613         reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
8614 #ifdef CONFIG_AP
8615         reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
8616                                               buflen - reply_len);
8617 #endif /* CONFIG_AP */
8618         return reply_len;
8619 }
8620
8621
8622 static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
8623 {
8624         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8625 #ifdef CONFIG_AP
8626         wpas_ap_pmksa_cache_flush(wpa_s);
8627 #endif /* CONFIG_AP */
8628 }
8629
8630
8631 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8632 {
8633         if (os_strcmp(cmd, "PING") == 0 ||
8634             os_strncmp(cmd, "BSS ", 4) == 0 ||
8635             os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8636             os_strncmp(cmd, "STATUS", 6) == 0 ||
8637             os_strncmp(cmd, "STA ", 4) == 0 ||
8638             os_strncmp(cmd, "STA-", 4) == 0)
8639                 return MSG_EXCESSIVE;
8640         return MSG_DEBUG;
8641 }
8642
8643
8644 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8645                                          char *buf, size_t *resp_len)
8646 {
8647         char *reply;
8648         const int reply_size = 4096;
8649         int reply_len;
8650
8651         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8652             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8653                 if (wpa_debug_show_keys)
8654                         wpa_dbg(wpa_s, MSG_DEBUG,
8655                                 "Control interface command '%s'", buf);
8656                 else
8657                         wpa_dbg(wpa_s, MSG_DEBUG,
8658                                 "Control interface command '%s [REMOVED]'",
8659                                 os_strncmp(buf, WPA_CTRL_RSP,
8660                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
8661                                 WPA_CTRL_RSP : "SET_NETWORK");
8662         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8663                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8664                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8665                                       (const u8 *) buf, os_strlen(buf));
8666         } else {
8667                 int level = wpas_ctrl_cmd_debug_level(buf);
8668                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8669         }
8670
8671         reply = os_malloc(reply_size);
8672         if (reply == NULL) {
8673                 *resp_len = 1;
8674                 return NULL;
8675         }
8676
8677         os_memcpy(reply, "OK\n", 3);
8678         reply_len = 3;
8679
8680         if (os_strcmp(buf, "PING") == 0) {
8681                 os_memcpy(reply, "PONG\n", 5);
8682                 reply_len = 5;
8683         } else if (os_strcmp(buf, "IFNAME") == 0) {
8684                 reply_len = os_strlen(wpa_s->ifname);
8685                 os_memcpy(reply, wpa_s->ifname, reply_len);
8686         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8687                 if (wpa_debug_reopen_file() < 0)
8688                         reply_len = -1;
8689         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8690                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8691         } else if (os_strcmp(buf, "MIB") == 0) {
8692                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8693                 if (reply_len >= 0) {
8694                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
8695                                                       reply + reply_len,
8696                                                       reply_size - reply_len);
8697                 }
8698         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8699                 reply_len = wpa_supplicant_ctrl_iface_status(
8700                         wpa_s, buf + 6, reply, reply_size);
8701         } else if (os_strcmp(buf, "PMKSA") == 0) {
8702                 reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
8703         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8704                 wpas_ctrl_iface_pmksa_flush(wpa_s);
8705         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8706                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8707                         reply_len = -1;
8708         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8709                 reply_len = wpa_config_dump_values(wpa_s->conf,
8710                                                    reply, reply_size);
8711         } else if (os_strncmp(buf, "GET ", 4) == 0) {
8712                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8713                                                           reply, reply_size);
8714         } else if (os_strcmp(buf, "LOGON") == 0) {
8715                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8716         } else if (os_strcmp(buf, "LOGOFF") == 0) {
8717                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8718         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8719                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8720                         reply_len = -1;
8721                 else
8722                         wpas_request_connection(wpa_s);
8723         } else if (os_strcmp(buf, "REATTACH") == 0) {
8724                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8725                     !wpa_s->current_ssid)
8726                         reply_len = -1;
8727                 else {
8728                         wpa_s->reattach = 1;
8729                         wpas_request_connection(wpa_s);
8730                 }
8731         } else if (os_strcmp(buf, "RECONNECT") == 0) {
8732                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8733                         reply_len = -1;
8734                 else if (wpa_s->disconnected)
8735                         wpas_request_connection(wpa_s);
8736 #ifdef IEEE8021X_EAPOL
8737         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8738                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8739                         reply_len = -1;
8740 #endif /* IEEE8021X_EAPOL */
8741 #ifdef CONFIG_PEERKEY
8742         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8743                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8744                         reply_len = -1;
8745 #endif /* CONFIG_PEERKEY */
8746 #ifdef CONFIG_IEEE80211R
8747         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8748                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8749                         reply_len = -1;
8750 #endif /* CONFIG_IEEE80211R */
8751 #ifdef CONFIG_WPS
8752         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8753                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8754                 if (res == -2) {
8755                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8756                         reply_len = 17;
8757                 } else if (res)
8758                         reply_len = -1;
8759         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8760                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8761                 if (res == -2) {
8762                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8763                         reply_len = 17;
8764                 } else if (res)
8765                         reply_len = -1;
8766         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8767                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8768                                                               reply,
8769                                                               reply_size);
8770         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8771                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8772                         wpa_s, buf + 14, reply, reply_size);
8773         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8774                 if (wpas_wps_cancel(wpa_s))
8775                         reply_len = -1;
8776 #ifdef CONFIG_WPS_NFC
8777         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8778                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8779                         reply_len = -1;
8780         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8781                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8782                         reply_len = -1;
8783         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8784                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8785                         wpa_s, buf + 21, reply, reply_size);
8786         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8787                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8788                         wpa_s, buf + 14, reply, reply_size);
8789         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8790                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8791                                                                buf + 17))
8792                         reply_len = -1;
8793         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8794                 reply_len = wpas_ctrl_nfc_get_handover_req(
8795                         wpa_s, buf + 21, reply, reply_size);
8796         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8797                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8798                         wpa_s, buf + 21, reply, reply_size);
8799         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8800                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8801                         reply_len = -1;
8802 #endif /* CONFIG_WPS_NFC */
8803         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8804                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8805                         reply_len = -1;
8806 #ifdef CONFIG_AP
8807         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8808                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8809                         wpa_s, buf + 11, reply, reply_size);
8810 #endif /* CONFIG_AP */
8811 #ifdef CONFIG_WPS_ER
8812         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8813                 if (wpas_wps_er_start(wpa_s, NULL))
8814                         reply_len = -1;
8815         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8816                 if (wpas_wps_er_start(wpa_s, buf + 13))
8817                         reply_len = -1;
8818         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8819                 wpas_wps_er_stop(wpa_s);
8820         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8821                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8822                         reply_len = -1;
8823         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8824                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8825                 if (ret == -2) {
8826                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8827                         reply_len = 17;
8828                 } else if (ret == -3) {
8829                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8830                         reply_len = 18;
8831                 } else if (ret == -4) {
8832                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8833                         reply_len = 20;
8834                 } else if (ret)
8835                         reply_len = -1;
8836         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8837                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8838                         reply_len = -1;
8839         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8840                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8841                                                                 buf + 18))
8842                         reply_len = -1;
8843         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8844                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8845                         reply_len = -1;
8846 #ifdef CONFIG_WPS_NFC
8847         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8848                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8849                         wpa_s, buf + 24, reply, reply_size);
8850 #endif /* CONFIG_WPS_NFC */
8851 #endif /* CONFIG_WPS_ER */
8852 #endif /* CONFIG_WPS */
8853 #ifdef CONFIG_IBSS_RSN
8854         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8855                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8856                         reply_len = -1;
8857 #endif /* CONFIG_IBSS_RSN */
8858 #ifdef CONFIG_MESH
8859         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8860                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8861                         wpa_s, buf + 19, reply, reply_size);
8862         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8863                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8864                         wpa_s, "", reply, reply_size);
8865         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8866                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8867                         reply_len = -1;
8868         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8869                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8870                                                                 buf + 18))
8871                         reply_len = -1;
8872         } else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
8873                 if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
8874                         reply_len = -1;
8875         } else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
8876                 if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
8877                         reply_len = -1;
8878 #endif /* CONFIG_MESH */
8879 #ifdef CONFIG_P2P
8880         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8881                 if (p2p_ctrl_find(wpa_s, buf + 8))
8882                         reply_len = -1;
8883         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8884                 if (p2p_ctrl_find(wpa_s, ""))
8885                         reply_len = -1;
8886         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8887                 wpas_p2p_stop_find(wpa_s);
8888         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8889                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8890                         reply_len = -1;
8891         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8892                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8893                         reply_len = -1;
8894         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8895                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8896                                              reply_size);
8897         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8898                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8899                         reply_len = -1;
8900         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8901                 if (p2p_ctrl_listen(wpa_s, ""))
8902                         reply_len = -1;
8903         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8904                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8905                         reply_len = -1;
8906         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8907                 if (p2p_ctrl_group_add(wpa_s, ""))
8908                         reply_len = -1;
8909         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8910                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8911                         reply_len = -1;
8912         } else if (os_strncmp(buf, "P2P_GROUP_MEMBER ", 17) == 0) {
8913                 reply_len = p2p_ctrl_group_member(wpa_s, buf + 17, reply,
8914                                                   reply_size);
8915         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8916                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8917                         reply_len = -1;
8918         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8919                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8920         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8921                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8922                                                    reply_size);
8923         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8924                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8925                         reply_len = -1;
8926         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8927                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8928                         reply_len = -1;
8929         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8930                 wpas_p2p_sd_service_update(wpa_s);
8931         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8932                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8933                         reply_len = -1;
8934         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8935                 wpas_p2p_service_flush(wpa_s);
8936         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8937                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8938                         reply_len = -1;
8939         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8940                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8941                         reply_len = -1;
8942         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8943                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8944                         reply_len = -1;
8945         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8946                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8947                         reply_len = -1;
8948         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8949                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8950                         reply_len = -1;
8951         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8952                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8953                                               reply_size);
8954         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8955                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8956                         reply_len = -1;
8957         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8958                 p2p_ctrl_flush(wpa_s);
8959         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8960                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8961                         reply_len = -1;
8962         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8963                 if (wpas_p2p_cancel(wpa_s))
8964                         reply_len = -1;
8965         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8966                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8967                         reply_len = -1;
8968         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8969                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8970                         reply_len = -1;
8971         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8972                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8973                         reply_len = -1;
8974         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8975                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8976                         reply_len = -1;
8977         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8978                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8979                         reply_len = -1;
8980         } else if (os_strncmp(buf, "P2P_LO_START ", 13) == 0) {
8981                 if (p2p_ctrl_iface_p2p_lo_start(wpa_s, buf + 13))
8982                         reply_len = -1;
8983         } else if (os_strcmp(buf, "P2P_LO_STOP") == 0) {
8984                 if (wpas_p2p_lo_stop(wpa_s))
8985                         reply_len = -1;
8986 #endif /* CONFIG_P2P */
8987 #ifdef CONFIG_WIFI_DISPLAY
8988         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8989                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8990                         reply_len = -1;
8991         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8992                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8993                                                      reply, reply_size);
8994 #endif /* CONFIG_WIFI_DISPLAY */
8995 #ifdef CONFIG_INTERWORKING
8996         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8997                 if (interworking_fetch_anqp(wpa_s) < 0)
8998                         reply_len = -1;
8999         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
9000                 interworking_stop_fetch_anqp(wpa_s);
9001         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
9002                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
9003                         reply_len = -1;
9004         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
9005                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
9006                         reply_len = -1;
9007         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
9008                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
9009                         reply_len = -1;
9010         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
9011                 int id;
9012
9013                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
9014                 if (id < 0)
9015                         reply_len = -1;
9016                 else {
9017                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
9018                         if (os_snprintf_error(reply_size, reply_len))
9019                                 reply_len = -1;
9020                 }
9021         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
9022                 if (get_anqp(wpa_s, buf + 9) < 0)
9023                         reply_len = -1;
9024         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
9025                 if (gas_request(wpa_s, buf + 12) < 0)
9026                         reply_len = -1;
9027         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
9028                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
9029                                              reply_size);
9030 #endif /* CONFIG_INTERWORKING */
9031 #ifdef CONFIG_HS20
9032         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
9033                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
9034                         reply_len = -1;
9035         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
9036                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
9037                         reply_len = -1;
9038         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
9039                 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
9040                         reply_len = -1;
9041         } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
9042                 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
9043                         reply_len = -1;
9044         } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
9045                 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
9046         } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
9047                 if (del_hs20_icon(wpa_s, buf + 14) < 0)
9048                         reply_len = -1;
9049         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
9050                 if (hs20_fetch_osu(wpa_s, 0) < 0)
9051                         reply_len = -1;
9052         } else if (os_strcmp(buf, "FETCH_OSU no-scan") == 0) {
9053                 if (hs20_fetch_osu(wpa_s, 1) < 0)
9054                         reply_len = -1;
9055         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
9056                 hs20_cancel_fetch_osu(wpa_s);
9057 #endif /* CONFIG_HS20 */
9058         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
9059         {
9060                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
9061                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
9062                         reply_len = -1;
9063                 else {
9064                         /*
9065                          * Notify response from timeout to allow the control
9066                          * interface response to be sent first.
9067                          */
9068                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
9069                                                wpa_s, NULL);
9070                 }
9071         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
9072                 if (wpa_supplicant_reload_configuration(wpa_s))
9073                         reply_len = -1;
9074         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9075                 wpa_supplicant_terminate_proc(wpa_s->global);
9076         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
9077                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
9078                         reply_len = -1;
9079         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
9080                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
9081                         wpa_s, buf + 9, reply, reply_size);
9082         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
9083                 reply_len = wpa_supplicant_ctrl_iface_log_level(
9084                         wpa_s, buf + 9, reply, reply_size);
9085         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
9086                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
9087                         wpa_s, buf + 14, reply, reply_size);
9088         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
9089                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
9090                         wpa_s, NULL, reply, reply_size);
9091         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
9092                 wpas_request_disconnection(wpa_s);
9093         } else if (os_strcmp(buf, "SCAN") == 0) {
9094                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
9095         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
9096                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
9097         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
9098                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
9099                         wpa_s, reply, reply_size);
9100         } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
9101                 if (wpas_abort_ongoing_scan(wpa_s) < 0)
9102                         reply_len = -1;
9103         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
9104                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
9105                         reply_len = -1;
9106         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
9107                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
9108                         reply_len = -1;
9109         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
9110                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
9111                         reply_len = -1;
9112         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
9113                 reply_len = wpa_supplicant_ctrl_iface_add_network(
9114                         wpa_s, reply, reply_size);
9115         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
9116                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
9117                         reply_len = -1;
9118         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
9119                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
9120                         reply_len = -1;
9121         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
9122                 reply_len = wpa_supplicant_ctrl_iface_get_network(
9123                         wpa_s, buf + 12, reply, reply_size);
9124         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9125                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
9126                                                           wpa_s))
9127                         reply_len = -1;
9128         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
9129                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
9130                         wpa_s, reply, reply_size);
9131         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
9132                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
9133                         wpa_s, reply, reply_size);
9134         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
9135                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
9136                         reply_len = -1;
9137         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
9138                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
9139                         reply_len = -1;
9140         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
9141                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
9142                                                                reply,
9143                                                                reply_size);
9144 #ifndef CONFIG_NO_CONFIG_WRITE
9145         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9146                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
9147                         reply_len = -1;
9148 #endif /* CONFIG_NO_CONFIG_WRITE */
9149         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
9150                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
9151                         wpa_s, buf + 15, reply, reply_size);
9152         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
9153                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
9154                         reply_len = -1;
9155         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
9156                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
9157                         reply_len = -1;
9158         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9159                 reply_len = wpa_supplicant_global_iface_list(
9160                         wpa_s->global, reply, reply_size);
9161         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9162                 reply_len = wpa_supplicant_global_iface_interfaces(
9163                         wpa_s->global, buf + 10, reply, reply_size);
9164         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
9165                 reply_len = wpa_supplicant_ctrl_iface_bss(
9166                         wpa_s, buf + 4, reply, reply_size);
9167 #ifdef CONFIG_AP
9168         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
9169                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
9170         } else if (os_strncmp(buf, "STA ", 4) == 0) {
9171                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
9172                                               reply_size);
9173         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
9174                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
9175                                                    reply_size);
9176         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
9177                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
9178                         reply_len = -1;
9179         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
9180                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
9181                         reply_len = -1;
9182         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
9183                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
9184                         reply_len = -1;
9185         } else if (os_strcmp(buf, "STOP_AP") == 0) {
9186                 if (wpas_ap_stop_ap(wpa_s))
9187                         reply_len = -1;
9188 #endif /* CONFIG_AP */
9189         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9190                 wpas_notify_suspend(wpa_s->global);
9191         } else if (os_strcmp(buf, "RESUME") == 0) {
9192                 wpas_notify_resume(wpa_s->global);
9193 #ifdef CONFIG_TESTING_OPTIONS
9194         } else if (os_strcmp(buf, "DROP_SA") == 0) {
9195                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
9196 #endif /* CONFIG_TESTING_OPTIONS */
9197         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
9198                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
9199                         reply_len = -1;
9200         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
9201                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
9202         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
9203                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
9204                         reply_len = -1;
9205         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
9206                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
9207                                                                buf + 17))
9208                         reply_len = -1;
9209         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
9210                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
9211 #ifdef CONFIG_TDLS
9212         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
9213                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
9214                         reply_len = -1;
9215         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
9216                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
9217                         reply_len = -1;
9218         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
9219                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
9220                         reply_len = -1;
9221         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
9222                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
9223                                                                buf + 17))
9224                         reply_len = -1;
9225         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
9226                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
9227                                                                       buf + 24))
9228                         reply_len = -1;
9229         } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
9230                 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
9231                         wpa_s, buf + 17, reply, reply_size);
9232 #endif /* CONFIG_TDLS */
9233         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
9234                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
9235         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
9236                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
9237                         reply_len = -1;
9238         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
9239                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
9240                         reply_len = -1;
9241         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
9242                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
9243                                                        reply_size);
9244         } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
9245                 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
9246                         reply_len = -1;
9247         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
9248                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
9249                                                        reply_size);
9250 #ifdef CONFIG_AUTOSCAN
9251         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
9252                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
9253                         reply_len = -1;
9254 #endif /* CONFIG_AUTOSCAN */
9255         } else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
9256                 reply_len = wpas_ctrl_iface_driver_flags(wpa_s, reply,
9257                                                          reply_size);
9258 #ifdef ANDROID
9259         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
9260                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
9261                                                       reply_size);
9262 #endif /* ANDROID */
9263         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
9264                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
9265                                                       reply_size);
9266         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
9267                 pmksa_cache_clear_current(wpa_s->wpa);
9268                 eapol_sm_request_reauth(wpa_s->eapol);
9269 #ifdef CONFIG_WNM
9270         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
9271                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
9272                         reply_len = -1;
9273         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
9274                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
9275                                 reply_len = -1;
9276 #endif /* CONFIG_WNM */
9277         } else if (os_strcmp(buf, "FLUSH") == 0) {
9278                 wpa_supplicant_ctrl_iface_flush(wpa_s);
9279         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
9280                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
9281                                                  reply_size);
9282 #ifdef CONFIG_TESTING_OPTIONS
9283         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
9284                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
9285                         reply_len = -1;
9286         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
9287                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
9288         } else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) {
9289                 if (wpas_ctrl_iface_mgmt_rx_process(wpa_s, buf + 16) < 0)
9290                         reply_len = -1;
9291         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
9292                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
9293                         reply_len = -1;
9294         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
9295                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
9296                         reply_len = -1;
9297         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
9298                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
9299                         reply_len = -1;
9300         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
9301                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
9302                         reply_len = -1;
9303         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
9304                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
9305                         reply_len = -1;
9306         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
9307                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
9308                         reply_len = -1;
9309         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
9310                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
9311         } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
9312                 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
9313                         reply_len = -1;
9314         } else if (os_strcmp(buf, "GET_FAIL") == 0) {
9315                 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
9316         } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
9317                 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
9318                         reply_len = -1;
9319         } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
9320                 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
9321                         reply_len = -1;
9322 #endif /* CONFIG_TESTING_OPTIONS */
9323         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9324                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9325                         reply_len = -1;
9326         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9327                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9328                                                       reply_size);
9329         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9330                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9331                         reply_len = -1;
9332         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9333                 if (wpas_ctrl_iface_send_neighbor_rep(wpa_s, buf + 20))
9334                         reply_len = -1;
9335         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9336                 wpas_ctrl_iface_erp_flush(wpa_s);
9337         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9338                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9339                         reply_len = -1;
9340         } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9341                 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9342                         wpa_s, buf + 19, reply, reply_size);
9343         } else {
9344                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9345                 reply_len = 16;
9346         }
9347
9348         if (reply_len < 0) {
9349                 os_memcpy(reply, "FAIL\n", 5);
9350                 reply_len = 5;
9351         }
9352
9353         *resp_len = reply_len;
9354         return reply;
9355 }
9356
9357
9358 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9359                                            char *cmd)
9360 {
9361         struct wpa_interface iface;
9362         char *pos, *extra;
9363         struct wpa_supplicant *wpa_s;
9364         unsigned int create_iface = 0;
9365         u8 mac_addr[ETH_ALEN];
9366         enum wpa_driver_if_type type = WPA_IF_STATION;
9367
9368         /*
9369          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9370          * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9371          */
9372         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9373
9374         os_memset(&iface, 0, sizeof(iface));
9375
9376         do {
9377                 iface.ifname = pos = cmd;
9378                 pos = os_strchr(pos, '\t');
9379                 if (pos)
9380                         *pos++ = '\0';
9381                 if (iface.ifname[0] == '\0')
9382                         return -1;
9383                 if (pos == NULL)
9384                         break;
9385
9386                 iface.confname = pos;
9387                 pos = os_strchr(pos, '\t');
9388                 if (pos)
9389                         *pos++ = '\0';
9390                 if (iface.confname[0] == '\0')
9391                         iface.confname = NULL;
9392                 if (pos == NULL)
9393                         break;
9394
9395                 iface.driver = pos;
9396                 pos = os_strchr(pos, '\t');
9397                 if (pos)
9398                         *pos++ = '\0';
9399                 if (iface.driver[0] == '\0')
9400                         iface.driver = NULL;
9401                 if (pos == NULL)
9402                         break;
9403
9404                 iface.ctrl_interface = pos;
9405                 pos = os_strchr(pos, '\t');
9406                 if (pos)
9407                         *pos++ = '\0';
9408                 if (iface.ctrl_interface[0] == '\0')
9409                         iface.ctrl_interface = NULL;
9410                 if (pos == NULL)
9411                         break;
9412
9413                 iface.driver_param = pos;
9414                 pos = os_strchr(pos, '\t');
9415                 if (pos)
9416                         *pos++ = '\0';
9417                 if (iface.driver_param[0] == '\0')
9418                         iface.driver_param = NULL;
9419                 if (pos == NULL)
9420                         break;
9421
9422                 iface.bridge_ifname = pos;
9423                 pos = os_strchr(pos, '\t');
9424                 if (pos)
9425                         *pos++ = '\0';
9426                 if (iface.bridge_ifname[0] == '\0')
9427                         iface.bridge_ifname = NULL;
9428                 if (pos == NULL)
9429                         break;
9430
9431                 extra = pos;
9432                 pos = os_strchr(pos, '\t');
9433                 if (pos)
9434                         *pos++ = '\0';
9435                 if (!extra[0])
9436                         break;
9437
9438                 if (os_strcmp(extra, "create") == 0) {
9439                         create_iface = 1;
9440                         if (!pos)
9441                                 break;
9442
9443                         if (os_strcmp(pos, "sta") == 0) {
9444                                 type = WPA_IF_STATION;
9445                         } else if (os_strcmp(pos, "ap") == 0) {
9446                                 type = WPA_IF_AP_BSS;
9447                         } else {
9448                                 wpa_printf(MSG_DEBUG,
9449                                            "INTERFACE_ADD unsupported interface type: '%s'",
9450                                            pos);
9451                                 return -1;
9452                         }
9453                 } else {
9454                         wpa_printf(MSG_DEBUG,
9455                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
9456                                    extra);
9457                         return -1;
9458                 }
9459         } while (0);
9460
9461         if (create_iface) {
9462                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9463                            iface.ifname);
9464                 if (!global->ifaces)
9465                         return -1;
9466                 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9467                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
9468                         wpa_printf(MSG_ERROR,
9469                                    "CTRL_IFACE interface creation failed");
9470                         return -1;
9471                 }
9472
9473                 wpa_printf(MSG_DEBUG,
9474                            "CTRL_IFACE interface '%s' created with MAC addr: "
9475                            MACSTR, iface.ifname, MAC2STR(mac_addr));
9476         }
9477
9478         if (wpa_supplicant_get_iface(global, iface.ifname))
9479                 goto fail;
9480
9481         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9482         if (!wpa_s)
9483                 goto fail;
9484         wpa_s->added_vif = create_iface;
9485         return 0;
9486
9487 fail:
9488         if (create_iface)
9489                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9490         return -1;
9491 }
9492
9493
9494 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9495                                               char *cmd)
9496 {
9497         struct wpa_supplicant *wpa_s;
9498         int ret;
9499         unsigned int delete_iface;
9500
9501         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9502
9503         wpa_s = wpa_supplicant_get_iface(global, cmd);
9504         if (wpa_s == NULL)
9505                 return -1;
9506         delete_iface = wpa_s->added_vif;
9507         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9508         if (!ret && delete_iface) {
9509                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9510                            cmd);
9511                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9512         }
9513         return ret;
9514 }
9515
9516
9517 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9518 {
9519         struct wpa_interface_info *prev;
9520
9521         while (iface) {
9522                 prev = iface;
9523                 iface = iface->next;
9524
9525                 os_free(prev->ifname);
9526                 os_free(prev->desc);
9527                 os_free(prev);
9528         }
9529 }
9530
9531
9532 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9533                                             char *buf, int len)
9534 {
9535         int i, res;
9536         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9537         char *pos, *end;
9538
9539         for (i = 0; wpa_drivers[i]; i++) {
9540                 const struct wpa_driver_ops *drv = wpa_drivers[i];
9541                 if (drv->get_interfaces == NULL)
9542                         continue;
9543                 tmp = drv->get_interfaces(global->drv_priv[i]);
9544                 if (tmp == NULL)
9545                         continue;
9546
9547                 if (last == NULL)
9548                         iface = last = tmp;
9549                 else
9550                         last->next = tmp;
9551                 while (last->next)
9552                         last = last->next;
9553         }
9554
9555         pos = buf;
9556         end = buf + len;
9557         for (tmp = iface; tmp; tmp = tmp->next) {
9558                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9559                                   tmp->drv_name, tmp->ifname,
9560                                   tmp->desc ? tmp->desc : "");
9561                 if (os_snprintf_error(end - pos, res)) {
9562                         *pos = '\0';
9563                         break;
9564                 }
9565                 pos += res;
9566         }
9567
9568         wpa_free_iface_info(iface);
9569
9570         return pos - buf;
9571 }
9572
9573
9574 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9575                                                   const char *input,
9576                                                   char *buf, int len)
9577 {
9578         int res;
9579         char *pos, *end;
9580         struct wpa_supplicant *wpa_s;
9581         int show_ctrl = 0;
9582
9583         if (input)
9584                 show_ctrl = !!os_strstr(input, "ctrl");
9585
9586         wpa_s = global->ifaces;
9587         pos = buf;
9588         end = buf + len;
9589
9590         while (wpa_s) {
9591                 if (show_ctrl)
9592                         res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
9593                                           wpa_s->ifname,
9594                                           wpa_s->conf->ctrl_interface ?
9595                                           wpa_s->conf->ctrl_interface : "N/A");
9596                 else
9597                         res = os_snprintf(pos, end - pos, "%s\n",
9598                                           wpa_s->ifname);
9599
9600                 if (os_snprintf_error(end - pos, res)) {
9601                         *pos = '\0';
9602                         break;
9603                 }
9604                 pos += res;
9605                 wpa_s = wpa_s->next;
9606         }
9607         return pos - buf;
9608 }
9609
9610
9611 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9612                                             const char *ifname,
9613                                             char *cmd, size_t *resp_len)
9614 {
9615         struct wpa_supplicant *wpa_s;
9616
9617         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9618                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9619                         break;
9620         }
9621
9622         if (wpa_s == NULL) {
9623                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9624                 if (resp)
9625                         *resp_len = os_strlen(resp);
9626                 else
9627                         *resp_len = 1;
9628                 return resp;
9629         }
9630
9631         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9632 }
9633
9634
9635 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9636                                                char *buf, size_t *resp_len)
9637 {
9638 #ifdef CONFIG_P2P
9639         static const char * cmd[] = {
9640                 "LIST_NETWORKS",
9641                 "P2P_FIND",
9642                 "P2P_STOP_FIND",
9643                 "P2P_LISTEN",
9644                 "P2P_GROUP_ADD",
9645                 "P2P_GET_PASSPHRASE",
9646                 "P2P_SERVICE_UPDATE",
9647                 "P2P_SERVICE_FLUSH",
9648                 "P2P_FLUSH",
9649                 "P2P_CANCEL",
9650                 "P2P_PRESENCE_REQ",
9651                 "P2P_EXT_LISTEN",
9652                 NULL
9653         };
9654         static const char * prefix[] = {
9655 #ifdef ANDROID
9656                 "DRIVER ",
9657 #endif /* ANDROID */
9658                 "GET_NETWORK ",
9659                 "REMOVE_NETWORK ",
9660                 "P2P_FIND ",
9661                 "P2P_CONNECT ",
9662                 "P2P_LISTEN ",
9663                 "P2P_GROUP_REMOVE ",
9664                 "P2P_GROUP_ADD ",
9665                 "P2P_GROUP_MEMBER ",
9666                 "P2P_PROV_DISC ",
9667                 "P2P_SERV_DISC_REQ ",
9668                 "P2P_SERV_DISC_CANCEL_REQ ",
9669                 "P2P_SERV_DISC_RESP ",
9670                 "P2P_SERV_DISC_EXTERNAL ",
9671                 "P2P_SERVICE_ADD ",
9672                 "P2P_SERVICE_DEL ",
9673                 "P2P_SERVICE_REP ",
9674                 "P2P_REJECT ",
9675                 "P2P_INVITE ",
9676                 "P2P_PEER ",
9677                 "P2P_SET ",
9678                 "P2P_UNAUTHORIZE ",
9679                 "P2P_PRESENCE_REQ ",
9680                 "P2P_EXT_LISTEN ",
9681                 "P2P_REMOVE_CLIENT ",
9682                 "WPS_NFC_TOKEN ",
9683                 "WPS_NFC_TAG_READ ",
9684                 "NFC_GET_HANDOVER_SEL ",
9685                 "NFC_GET_HANDOVER_REQ ",
9686                 "NFC_REPORT_HANDOVER ",
9687                 "P2P_ASP_PROVISION ",
9688                 "P2P_ASP_PROVISION_RESP ",
9689                 NULL
9690         };
9691         int found = 0;
9692         int i;
9693
9694         if (global->p2p_init_wpa_s == NULL)
9695                 return NULL;
9696
9697         for (i = 0; !found && cmd[i]; i++) {
9698                 if (os_strcmp(buf, cmd[i]) == 0)
9699                         found = 1;
9700         }
9701
9702         for (i = 0; !found && prefix[i]; i++) {
9703                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9704                         found = 1;
9705         }
9706
9707         if (found)
9708                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9709                                                          buf, resp_len);
9710 #endif /* CONFIG_P2P */
9711         return NULL;
9712 }
9713
9714
9715 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9716                                                char *buf, size_t *resp_len)
9717 {
9718 #ifdef CONFIG_WIFI_DISPLAY
9719         if (global->p2p_init_wpa_s == NULL)
9720                 return NULL;
9721         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9722             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9723                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9724                                                          buf, resp_len);
9725 #endif /* CONFIG_WIFI_DISPLAY */
9726         return NULL;
9727 }
9728
9729
9730 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9731                                            char *buf, size_t *resp_len)
9732 {
9733         char *ret;
9734
9735         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9736         if (ret)
9737                 return ret;
9738
9739         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9740         if (ret)
9741                 return ret;
9742
9743         return NULL;
9744 }
9745
9746
9747 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9748 {
9749         char *value;
9750
9751         value = os_strchr(cmd, ' ');
9752         if (value == NULL)
9753                 return -1;
9754         *value++ = '\0';
9755
9756         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9757
9758 #ifdef CONFIG_WIFI_DISPLAY
9759         if (os_strcasecmp(cmd, "wifi_display") == 0) {
9760                 wifi_display_enable(global, !!atoi(value));
9761                 return 0;
9762         }
9763 #endif /* CONFIG_WIFI_DISPLAY */
9764
9765         /* Restore cmd to its original value to allow redirection */
9766         value[-1] = ' ';
9767
9768         return -1;
9769 }
9770
9771
9772 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9773                                               char *cmd)
9774 {
9775         struct wpa_supplicant *wpa_s[2]; /* src, dst */
9776         char *p;
9777         unsigned int i;
9778
9779         /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9780          * <variable name> */
9781
9782         for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9783                 p = os_strchr(cmd, ' ');
9784                 if (p == NULL)
9785                         return -1;
9786                 *p = '\0';
9787
9788                 wpa_s[i] = global->ifaces;
9789                 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9790                         if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9791                                 break;
9792                 }
9793
9794                 if (!wpa_s[i]) {
9795                         wpa_printf(MSG_DEBUG,
9796                                    "CTRL_IFACE: Could not find iface=%s", cmd);
9797                         return -1;
9798                 }
9799
9800                 cmd = p + 1;
9801         }
9802
9803         return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9804 }
9805
9806
9807 #ifndef CONFIG_NO_CONFIG_WRITE
9808 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9809 {
9810         int ret = 0, saved = 0;
9811         struct wpa_supplicant *wpa_s;
9812
9813         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9814                 if (!wpa_s->conf->update_config) {
9815                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9816                         continue;
9817                 }
9818
9819                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9820                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9821                         ret = 1;
9822                 } else {
9823                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9824                         saved++;
9825                 }
9826         }
9827
9828         if (!saved && !ret) {
9829                 wpa_dbg(wpa_s, MSG_DEBUG,
9830                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9831                 ret = 1;
9832         }
9833
9834         return ret;
9835 }
9836 #endif /* CONFIG_NO_CONFIG_WRITE */
9837
9838
9839 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9840                                          char *buf, size_t buflen)
9841 {
9842         char *pos, *end;
9843         int ret;
9844         struct wpa_supplicant *wpa_s;
9845
9846         pos = buf;
9847         end = buf + buflen;
9848
9849 #ifdef CONFIG_P2P
9850         if (global->p2p && !global->p2p_disabled) {
9851                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9852                                   "\n"
9853                                   "p2p_state=%s\n",
9854                                   MAC2STR(global->p2p_dev_addr),
9855                                   p2p_get_state_txt(global->p2p));
9856                 if (os_snprintf_error(end - pos, ret))
9857                         return pos - buf;
9858                 pos += ret;
9859         } else if (global->p2p) {
9860                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9861                 if (os_snprintf_error(end - pos, ret))
9862                         return pos - buf;
9863                 pos += ret;
9864         }
9865 #endif /* CONFIG_P2P */
9866
9867 #ifdef CONFIG_WIFI_DISPLAY
9868         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9869                           !!global->wifi_display);
9870         if (os_snprintf_error(end - pos, ret))
9871                 return pos - buf;
9872         pos += ret;
9873 #endif /* CONFIG_WIFI_DISPLAY */
9874
9875         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9876                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9877                                   "address=" MACSTR "\n",
9878                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9879                 if (os_snprintf_error(end - pos, ret))
9880                         return pos - buf;
9881                 pos += ret;
9882         }
9883
9884         return pos - buf;
9885 }
9886
9887
9888 #ifdef CONFIG_FST
9889
9890 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9891                                              char *cmd, char *buf,
9892                                              size_t reply_size)
9893 {
9894         char ifname[IFNAMSIZ + 1];
9895         struct fst_iface_cfg cfg;
9896         struct wpa_supplicant *wpa_s;
9897         struct fst_wpa_obj iface_obj;
9898
9899         if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9900                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9901                 if (wpa_s) {
9902                         if (wpa_s->fst) {
9903                                 wpa_printf(MSG_INFO, "FST: Already attached");
9904                                 return -1;
9905                         }
9906                         fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9907                         wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9908                                                 &iface_obj, &cfg);
9909                         if (wpa_s->fst)
9910                                 return os_snprintf(buf, reply_size, "OK\n");
9911                 }
9912         }
9913
9914         return -1;
9915 }
9916
9917
9918 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9919                                              char *cmd, char *buf,
9920                                              size_t reply_size)
9921 {
9922         char ifname[IFNAMSIZ + 1];
9923         struct wpa_supplicant *wpa_s;
9924
9925         if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9926                 wpa_s = wpa_supplicant_get_iface(global, ifname);
9927                 if (wpa_s) {
9928                         if (!fst_iface_detach(ifname)) {
9929                                 wpa_s->fst = NULL;
9930                                 return os_snprintf(buf, reply_size, "OK\n");
9931                         }
9932                 }
9933         }
9934
9935         return -1;
9936 }
9937
9938 #endif /* CONFIG_FST */
9939
9940
9941 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9942                                                 char *buf, size_t *resp_len)
9943 {
9944         char *reply;
9945         const int reply_size = 2048;
9946         int reply_len;
9947         int level = MSG_DEBUG;
9948
9949         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9950                 char *pos = os_strchr(buf + 7, ' ');
9951                 if (pos) {
9952                         *pos++ = '\0';
9953                         return wpas_global_ctrl_iface_ifname(global,
9954                                                              buf + 7, pos,
9955                                                              resp_len);
9956                 }
9957         }
9958
9959         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9960         if (reply)
9961                 return reply;
9962
9963         if (os_strcmp(buf, "PING") == 0)
9964                 level = MSG_EXCESSIVE;
9965         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9966                           (const u8 *) buf, os_strlen(buf));
9967
9968         reply = os_malloc(reply_size);
9969         if (reply == NULL) {
9970                 *resp_len = 1;
9971                 return NULL;
9972         }
9973
9974         os_memcpy(reply, "OK\n", 3);
9975         reply_len = 3;
9976
9977         if (os_strcmp(buf, "PING") == 0) {
9978                 os_memcpy(reply, "PONG\n", 5);
9979                 reply_len = 5;
9980         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9981                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9982                         reply_len = -1;
9983         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9984                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9985                         reply_len = -1;
9986         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9987                 reply_len = wpa_supplicant_global_iface_list(
9988                         global, reply, reply_size);
9989         } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9990                 reply_len = wpa_supplicant_global_iface_interfaces(
9991                         global, buf + 10, reply, reply_size);
9992 #ifdef CONFIG_FST
9993         } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9994                 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9995                                                               reply,
9996                                                               reply_size);
9997         } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9998                 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9999                                                               reply,
10000                                                               reply_size);
10001         } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
10002                 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
10003 #endif /* CONFIG_FST */
10004         } else if (os_strcmp(buf, "TERMINATE") == 0) {
10005                 wpa_supplicant_terminate_proc(global);
10006         } else if (os_strcmp(buf, "SUSPEND") == 0) {
10007                 wpas_notify_suspend(global);
10008         } else if (os_strcmp(buf, "RESUME") == 0) {
10009                 wpas_notify_resume(global);
10010         } else if (os_strncmp(buf, "SET ", 4) == 0) {
10011                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
10012 #ifdef CONFIG_P2P
10013                         if (global->p2p_init_wpa_s) {
10014                                 os_free(reply);
10015                                 /* Check if P2P redirection would work for this
10016                                  * command. */
10017                                 return wpa_supplicant_ctrl_iface_process(
10018                                         global->p2p_init_wpa_s,
10019                                         buf, resp_len);
10020                         }
10021 #endif /* CONFIG_P2P */
10022                         reply_len = -1;
10023                 }
10024         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
10025                 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
10026                         reply_len = -1;
10027 #ifndef CONFIG_NO_CONFIG_WRITE
10028         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
10029                 if (wpas_global_ctrl_iface_save_config(global))
10030                         reply_len = -1;
10031 #endif /* CONFIG_NO_CONFIG_WRITE */
10032         } else if (os_strcmp(buf, "STATUS") == 0) {
10033                 reply_len = wpas_global_ctrl_iface_status(global, reply,
10034                                                           reply_size);
10035 #ifdef CONFIG_MODULE_TESTS
10036         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
10037                 if (wpas_module_tests() < 0)
10038                         reply_len = -1;
10039 #endif /* CONFIG_MODULE_TESTS */
10040         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
10041                 if (wpa_debug_reopen_file() < 0)
10042                         reply_len = -1;
10043         } else {
10044                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
10045                 reply_len = 16;
10046         }
10047
10048         if (reply_len < 0) {
10049                 os_memcpy(reply, "FAIL\n", 5);
10050                 reply_len = 5;
10051         }
10052
10053         *resp_len = reply_len;
10054         return reply;
10055 }