wpa_supplicant/ctrl_iface.c

   1 /*
   2  * WPA Supplicant / Control interface (shared code for all backends)
   3  * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #include "utils/includes.h"
  10 #ifdef CONFIG_TESTING_OPTIONS
  11 #include <net/ethernet.h>
  12 #include <netinet/ip.h>
  13 #endif /* CONFIG_TESTING_OPTIONS */
  14
  15 #include "utils/common.h"
  16 #include "utils/eloop.h"
  17 #include "utils/uuid.h"
  18 #include "common/version.h"
  19 #include "common/ieee802_11_defs.h"
  20 #include "common/ieee802_11_common.h"
  21 #include "common/wpa_ctrl.h"
  22 #include "crypto/tls.h"
  23 #include "ap/hostapd.h"
  24 #include "eap_peer/eap.h"
  25 #include "eapol_supp/eapol_supp_sm.h"
  26 #include "rsn_supp/wpa.h"
  27 #include "rsn_supp/preauth.h"
  28 #include "rsn_supp/pmksa_cache.h"
  29 #include "l2_packet/l2_packet.h"
  30 #include "wps/wps.h"
  31 #include "config.h"
  32 #include "wpa_supplicant_i.h"
  33 #include "driver_i.h"
  34 #include "wps_supplicant.h"
  35 #include "ibss_rsn.h"
  36 #include "ap.h"
  37 #include "p2p_supplicant.h"
  38 #include "p2p/p2p.h"
  39 #include "hs20_supplicant.h"
  40 #include "wifi_display.h"
  41 #include "notify.h"
  42 #include "bss.h"
  43 #include "scan.h"
  44 #include "ctrl_iface.h"
  45 #include "interworking.h"
  46 #include "blacklist.h"
  47 #include "autoscan.h"
  48 #include "wnm_sta.h"
  49 #include "offchannel.h"
  50 #include "drivers/driver.h"
  51 #include "mesh.h"
  52
  53 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  54                                             char *buf, int len);
  55 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  56                                                   char *buf, int len);
  57 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  58                                         char *val);
  59
  60 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  61 {
  62         char *pos;
  63         u8 addr[ETH_ALEN], *filter = NULL, *n;
  64         size_t count = 0;
  65
  66         pos = val;
  67         while (pos) {
  68                 if (*pos == '\0')
  69                         break;
  70                 if (hwaddr_aton(pos, addr)) {
  71                         os_free(filter);
  72                         return -1;
  73                 }
  74                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  75                 if (n == NULL) {
  76                         os_free(filter);
  77                         return -1;
  78                 }
  79                 filter = n;
  80                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  81                 count++;
  82
  83                 pos = os_strchr(pos, ' ');
  84                 if (pos)
  85                         pos++;
  86         }
  87
  88         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  89         os_free(wpa_s->bssid_filter);
  90         wpa_s->bssid_filter = filter;
  91         wpa_s->bssid_filter_count = count;
  92
  93         return 0;
  94 }
  95
  96
  97 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
  98 {
  99         char *pos;
 100         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 101         struct wpa_ssid_value *ssid = NULL, *ns;
 102         size_t count = 0, ssid_count = 0;
 103         struct wpa_ssid *c;
 104
 105         /*
 106          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 107          * SSID_SPEC ::= ssid <SSID_HEX>
 108          * BSSID_SPEC ::= bssid <BSSID_HEX>
 109          */
 110
 111         pos = val;
 112         while (pos) {
 113                 if (*pos == '\0')
 114                         break;
 115                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 116                         int res;
 117                         pos += 6;
 118                         res = hwaddr_aton2(pos, addr);
 119                         if (res < 0) {
 120                                 os_free(ssid);
 121                                 os_free(bssid);
 122                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 123                                            "BSSID value '%s'", pos);
 124                                 return -1;
 125                         }
 126                         pos += res;
 127                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 128                         if (n == NULL) {
 129                                 os_free(ssid);
 130                                 os_free(bssid);
 131                                 return -1;
 132                         }
 133                         bssid = n;
 134                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 135                         count++;
 136                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 137                         char *end;
 138                         pos += 5;
 139
 140                         end = pos;
 141                         while (*end) {
 142                                 if (*end == '\0' || *end == ' ')
 143                                         break;
 144                                 end++;
 145                         }
 146
 147                         ns = os_realloc_array(ssid, ssid_count + 1,
 148                                               sizeof(struct wpa_ssid_value));
 149                         if (ns == NULL) {
 150                                 os_free(ssid);
 151                                 os_free(bssid);
 152                                 return -1;
 153                         }
 154                         ssid = ns;
 155
 156                         if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
 157                             hexstr2bin(pos, ssid[ssid_count].ssid,
 158                                        (end - pos) / 2) < 0) {
 159                                 os_free(ssid);
 160                                 os_free(bssid);
 161                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 162                                            "SSID value '%s'", pos);
 163                                 return -1;
 164                         }
 165                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 166                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 167                                           ssid[ssid_count].ssid,
 168                                           ssid[ssid_count].ssid_len);
 169                         ssid_count++;
 170                         pos = end;
 171                 } else {
 172                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 173                                    "'%s'", pos);
 174                         os_free(ssid);
 175                         os_free(bssid);
 176                         return -1;
 177                 }
 178
 179                 pos = os_strchr(pos, ' ');
 180                 if (pos)
 181                         pos++;
 182         }
 183
 184         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 185         os_free(wpa_s->disallow_aps_bssid);
 186         wpa_s->disallow_aps_bssid = bssid;
 187         wpa_s->disallow_aps_bssid_count = count;
 188
 189         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 190         os_free(wpa_s->disallow_aps_ssid);
 191         wpa_s->disallow_aps_ssid = ssid;
 192         wpa_s->disallow_aps_ssid_count = ssid_count;
 193
 194         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 195                 return 0;
 196
 197         c = wpa_s->current_ssid;
 198         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 199                 return 0;
 200
 201         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 202             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 203                 return 0;
 204
 205         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 206                    "because current AP was marked disallowed");
 207
 208 #ifdef CONFIG_SME
 209         wpa_s->sme.prev_bssid_set = 0;
 210 #endif /* CONFIG_SME */
 211         wpa_s->reassociate = 1;
 212         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 213         wpa_supplicant_req_scan(wpa_s, 0, 0);
 214
 215         return 0;
 216 }
 217
 218
 219 #ifndef CONFIG_NO_CONFIG_BLOBS
 220 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 221 {
 222         char *name = pos;
 223         struct wpa_config_blob *blob;
 224         size_t len;
 225
 226         pos = os_strchr(pos, ' ');
 227         if (pos == NULL)
 228                 return -1;
 229         *pos++ = '\0';
 230         len = os_strlen(pos);
 231         if (len & 1)
 232                 return -1;
 233
 234         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 235         blob = os_zalloc(sizeof(*blob));
 236         if (blob == NULL)
 237                 return -1;
 238         blob->name = os_strdup(name);
 239         blob->data = os_malloc(len / 2);
 240         if (blob->name == NULL || blob->data == NULL) {
 241                 wpa_config_free_blob(blob);
 242                 return -1;
 243         }
 244
 245         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 246                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 247                 wpa_config_free_blob(blob);
 248                 return -1;
 249         }
 250         blob->len = len / 2;
 251
 252         wpa_config_set_blob(wpa_s->conf, blob);
 253
 254         return 0;
 255 }
 256 #endif /* CONFIG_NO_CONFIG_BLOBS */
 257
 258
 259 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 260 {
 261         char *params;
 262         char *pos;
 263         int *freqs = NULL;
 264         int ret;
 265
 266         if (atoi(cmd)) {
 267                 params = os_strchr(cmd, ' ');
 268                 os_free(wpa_s->manual_sched_scan_freqs);
 269                 if (params) {
 270                         params++;
 271                         pos = os_strstr(params, "freq=");
 272                         if (pos)
 273                                 freqs = freq_range_to_channel_list(wpa_s,
 274                                                                    pos + 5);
 275                 }
 276                 wpa_s->manual_sched_scan_freqs = freqs;
 277                 ret = wpas_start_pno(wpa_s);
 278         } else {
 279                 ret = wpas_stop_pno(wpa_s);
 280         }
 281         return ret;
 282 }
 283
 284
 285 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 286                                          char *cmd)
 287 {
 288         char *value;
 289         int ret = 0;
 290
 291         value = os_strchr(cmd, ' ');
 292         if (value == NULL)
 293                 return -1;
 294         *value++ = '\0';
 295
 296         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 297         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 298                 eapol_sm_configure(wpa_s->eapol,
 299                                    atoi(value), -1, -1, -1);
 300         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 301                 eapol_sm_configure(wpa_s->eapol,
 302                                    -1, atoi(value), -1, -1);
 303         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 304                 eapol_sm_configure(wpa_s->eapol,
 305                                    -1, -1, atoi(value), -1);
 306         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 307                 eapol_sm_configure(wpa_s->eapol,
 308                                    -1, -1, -1, atoi(value));
 309         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 310                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 311                                      atoi(value)))
 312                         ret = -1;
 313         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 314                    0) {
 315                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 316                                      atoi(value)))
 317                         ret = -1;
 318         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 319                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 320                         ret = -1;
 321         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 322                 wpa_s->wps_fragment_size = atoi(value);
 323 #ifdef CONFIG_WPS_TESTING
 324         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 325                 long int val;
 326                 val = strtol(value, NULL, 0);
 327                 if (val < 0 || val > 0xff) {
 328                         ret = -1;
 329                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 330                                    "wps_version_number %ld", val);
 331                 } else {
 332                         wps_version_number = val;
 333                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 334                                    "version %u.%u",
 335                                    (wps_version_number & 0xf0) >> 4,
 336                                    wps_version_number & 0x0f);
 337                 }
 338         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 339                 wps_testing_dummy_cred = atoi(value);
 340                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 341                            wps_testing_dummy_cred);
 342         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 343                 wps_corrupt_pkhash = atoi(value);
 344                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 345                            wps_corrupt_pkhash);
 346 #endif /* CONFIG_WPS_TESTING */
 347         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 348                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 349                         ret = -1;
 350 #ifdef CONFIG_TDLS
 351 #ifdef CONFIG_TDLS_TESTING
 352         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 353                 extern unsigned int tdls_testing;
 354                 tdls_testing = strtol(value, NULL, 0);
 355                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 356 #endif /* CONFIG_TDLS_TESTING */
 357         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 358                 int disabled = atoi(value);
 359                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 360                 if (disabled) {
 361                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 362                                 ret = -1;
 363                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 364                         ret = -1;
 365                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 366 #endif /* CONFIG_TDLS */
 367         } else if (os_strcasecmp(cmd, "pno") == 0) {
 368                 ret = wpas_ctrl_pno(wpa_s, value);
 369         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 370                 int disabled = atoi(value);
 371                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 372                         ret = -1;
 373                 else if (disabled)
 374                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 375         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 376                 if (os_strcmp(value, "disable") == 0)
 377                         wpa_s->set_sta_uapsd = 0;
 378                 else {
 379                         int be, bk, vi, vo;
 380                         char *pos;
 381                         /* format: BE,BK,VI,VO;max SP Length */
 382                         be = atoi(value);
 383                         pos = os_strchr(value, ',');
 384                         if (pos == NULL)
 385                                 return -1;
 386                         pos++;
 387                         bk = atoi(pos);
 388                         pos = os_strchr(pos, ',');
 389                         if (pos == NULL)
 390                                 return -1;
 391                         pos++;
 392                         vi = atoi(pos);
 393                         pos = os_strchr(pos, ',');
 394                         if (pos == NULL)
 395                                 return -1;
 396                         pos++;
 397                         vo = atoi(pos);
 398                         /* ignore max SP Length for now */
 399
 400                         wpa_s->set_sta_uapsd = 1;
 401                         wpa_s->sta_uapsd = 0;
 402                         if (be)
 403                                 wpa_s->sta_uapsd |= BIT(0);
 404                         if (bk)
 405                                 wpa_s->sta_uapsd |= BIT(1);
 406                         if (vi)
 407                                 wpa_s->sta_uapsd |= BIT(2);
 408                         if (vo)
 409                                 wpa_s->sta_uapsd |= BIT(3);
 410                 }
 411         } else if (os_strcasecmp(cmd, "ps") == 0) {
 412                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 413 #ifdef CONFIG_WIFI_DISPLAY
 414         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 415                 int enabled = !!atoi(value);
 416                 if (enabled && !wpa_s->global->p2p)
 417                         ret = -1;
 418                 else
 419                         wifi_display_enable(wpa_s->global, enabled);
 420 #endif /* CONFIG_WIFI_DISPLAY */
 421         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 422                 ret = set_bssid_filter(wpa_s, value);
 423         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 424                 ret = set_disallow_aps(wpa_s, value);
 425         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 426                 wpa_s->no_keep_alive = !!atoi(value);
 427 #ifdef CONFIG_TESTING_OPTIONS
 428         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 429                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 430         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 431                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 432 #ifdef CONFIG_AP
 433                 if (wpa_s->ap_iface) {
 434                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 435                                 wpa_s->ext_eapol_frame_io;
 436                 }
 437 #endif /* CONFIG_AP */
 438         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 439                 wpa_s->extra_roc_dur = atoi(value);
 440         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 441                 wpa_s->test_failure = atoi(value);
 442 #endif /* CONFIG_TESTING_OPTIONS */
 443 #ifndef CONFIG_NO_CONFIG_BLOBS
 444         } else if (os_strcmp(cmd, "blob") == 0) {
 445                 ret = wpas_ctrl_set_blob(wpa_s, value);
 446 #endif /* CONFIG_NO_CONFIG_BLOBS */
 447         } else if (os_strcasecmp(cmd, "setband") == 0) {
 448                 if (os_strcmp(value, "AUTO") == 0)
 449                         wpa_s->setband = WPA_SETBAND_AUTO;
 450                 else if (os_strcmp(value, "5G") == 0)
 451                         wpa_s->setband = WPA_SETBAND_5G;
 452                 else if (os_strcmp(value, "2G") == 0)
 453                         wpa_s->setband = WPA_SETBAND_2G;
 454                 else
 455                         ret = -1;
 456         } else {
 457                 value[-1] = '=';
 458                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 459                 if (ret == 0)
 460                         wpa_supplicant_update_config(wpa_s);
 461         }
 462
 463         return ret;
 464 }
 465
 466
 467 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 468                                          char *cmd, char *buf, size_t buflen)
 469 {
 470         int res = -1;
 471
 472         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 473
 474         if (os_strcmp(cmd, "version") == 0) {
 475                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 476         } else if (os_strcasecmp(cmd, "country") == 0) {
 477                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 478                         res = os_snprintf(buf, buflen, "%c%c",
 479                                           wpa_s->conf->country[0],
 480                                           wpa_s->conf->country[1]);
 481 #ifdef CONFIG_WIFI_DISPLAY
 482         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 483                 int enabled;
 484                 if (wpa_s->global->p2p == NULL ||
 485                     wpa_s->global->p2p_disabled)
 486                         enabled = 0;
 487                 else
 488                         enabled = wpa_s->global->wifi_display;
 489                 res = os_snprintf(buf, buflen, "%d", enabled);
 490 #endif /* CONFIG_WIFI_DISPLAY */
 491 #ifdef CONFIG_TESTING_GET_GTK
 492         } else if (os_strcmp(cmd, "gtk") == 0) {
 493                 if (wpa_s->last_gtk_len == 0)
 494                         return -1;
 495                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 496                                        wpa_s->last_gtk_len);
 497                 return res;
 498 #endif /* CONFIG_TESTING_GET_GTK */
 499         } else if (os_strcmp(cmd, "tls_library") == 0) {
 500                 res = tls_get_library_version(buf, buflen);
 501         } else {
 502                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 503         }
 504
 505         if (os_snprintf_error(buflen, res))
 506                 return -1;
 507         return res;
 508 }
 509
 510
 511 #ifdef IEEE8021X_EAPOL
 512 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 513                                              char *addr)
 514 {
 515         u8 bssid[ETH_ALEN];
 516         struct wpa_ssid *ssid = wpa_s->current_ssid;
 517
 518         if (hwaddr_aton(addr, bssid)) {
 519                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 520                            "'%s'", addr);
 521                 return -1;
 522         }
 523
 524         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 525         rsn_preauth_deinit(wpa_s->wpa);
 526         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 527                 return -1;
 528
 529         return 0;
 530 }
 531 #endif /* IEEE8021X_EAPOL */
 532
 533
 534 #ifdef CONFIG_PEERKEY
 535 /* MLME-STKSTART.request(peer) */
 536 static int wpa_supplicant_ctrl_iface_stkstart(
 537         struct wpa_supplicant *wpa_s, char *addr)
 538 {
 539         u8 peer[ETH_ALEN];
 540
 541         if (hwaddr_aton(addr, peer)) {
 542                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 543                            "address '%s'", addr);
 544                 return -1;
 545         }
 546
 547         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 548                    MAC2STR(peer));
 549
 550         return wpa_sm_stkstart(wpa_s->wpa, peer);
 551 }
 552 #endif /* CONFIG_PEERKEY */
 553
 554
 555 #ifdef CONFIG_TDLS
 556
 557 static int wpa_supplicant_ctrl_iface_tdls_discover(
 558         struct wpa_supplicant *wpa_s, char *addr)
 559 {
 560         u8 peer[ETH_ALEN];
 561         int ret;
 562
 563         if (hwaddr_aton(addr, peer)) {
 564                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 565                            "address '%s'", addr);
 566                 return -1;
 567         }
 568
 569         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 570                    MAC2STR(peer));
 571
 572         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 573                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 574         else
 575                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 576
 577         return ret;
 578 }
 579
 580
 581 static int wpa_supplicant_ctrl_iface_tdls_setup(
 582         struct wpa_supplicant *wpa_s, char *addr)
 583 {
 584         u8 peer[ETH_ALEN];
 585         int ret;
 586
 587         if (hwaddr_aton(addr, peer)) {
 588                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 589                            "address '%s'", addr);
 590                 return -1;
 591         }
 592
 593         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 594                    MAC2STR(peer));
 595
 596         if ((wpa_s->conf->tdls_external_control) &&
 597             wpa_tdls_is_external_setup(wpa_s->wpa))
 598                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 599
 600         wpa_tdls_remove(wpa_s->wpa, peer);
 601
 602         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 603                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 604         else
 605                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 606
 607         return ret;
 608 }
 609
 610
 611 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 612         struct wpa_supplicant *wpa_s, char *addr)
 613 {
 614         u8 peer[ETH_ALEN];
 615         int ret;
 616
 617         if (os_strcmp(addr, "*") == 0) {
 618                 /* remove everyone */
 619                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 620                 wpa_tdls_teardown_peers(wpa_s->wpa);
 621                 return 0;
 622         }
 623
 624         if (hwaddr_aton(addr, peer)) {
 625                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 626                            "address '%s'", addr);
 627                 return -1;
 628         }
 629
 630         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 631                    MAC2STR(peer));
 632
 633         if ((wpa_s->conf->tdls_external_control) &&
 634             wpa_tdls_is_external_setup(wpa_s->wpa))
 635                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 636
 637         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 638                 ret = wpa_tdls_teardown_link(
 639                         wpa_s->wpa, peer,
 640                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 641         else
 642                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 643
 644         return ret;
 645 }
 646
 647
 648 static int ctrl_iface_get_capability_tdls(
 649         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 650 {
 651         int ret;
 652
 653         ret = os_snprintf(buf, buflen, "%s\n",
 654                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 655                           (wpa_s->drv_flags &
 656                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 657                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 658         if (os_snprintf_error(buflen, ret))
 659                 return -1;
 660         return ret;
 661 }
 662
 663
 664 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 665         struct wpa_supplicant *wpa_s, char *cmd)
 666 {
 667         u8 peer[ETH_ALEN];
 668         struct hostapd_freq_params freq_params;
 669         u8 oper_class;
 670         char *pos, *end;
 671
 672         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 673                 wpa_printf(MSG_INFO,
 674                            "tdls_chanswitch: Only supported with external setup");
 675                 return -1;
 676         }
 677
 678         os_memset(&freq_params, 0, sizeof(freq_params));
 679
 680         pos = os_strchr(cmd, ' ');
 681         if (pos == NULL)
 682                 return -1;
 683         *pos++ = '\0';
 684
 685         oper_class = strtol(pos, &end, 10);
 686         if (pos == end) {
 687                 wpa_printf(MSG_INFO,
 688                            "tdls_chanswitch: Invalid op class provided");
 689                 return -1;
 690         }
 691
 692         pos = end;
 693         freq_params.freq = atoi(pos);
 694         if (freq_params.freq == 0) {
 695                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 696                 return -1;
 697         }
 698
 699 #define SET_FREQ_SETTING(str) \
 700         do { \
 701                 const char *pos2 = os_strstr(pos, " " #str "="); \
 702                 if (pos2) { \
 703                         pos2 += sizeof(" " #str "=") - 1; \
 704                         freq_params.str = atoi(pos2); \
 705                 } \
 706         } while (0)
 707
 708         SET_FREQ_SETTING(center_freq1);
 709         SET_FREQ_SETTING(center_freq2);
 710         SET_FREQ_SETTING(bandwidth);
 711         SET_FREQ_SETTING(sec_channel_offset);
 712 #undef SET_FREQ_SETTING
 713
 714         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 715         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 716
 717         if (hwaddr_aton(cmd, peer)) {
 718                 wpa_printf(MSG_DEBUG,
 719                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 720                            cmd);
 721                 return -1;
 722         }
 723
 724         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 725                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 726                    MAC2STR(peer), oper_class, freq_params.freq,
 727                    freq_params.center_freq1, freq_params.center_freq2,
 728                    freq_params.bandwidth, freq_params.sec_channel_offset,
 729                    freq_params.ht_enabled ? " HT" : "",
 730                    freq_params.vht_enabled ? " VHT" : "");
 731
 732         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 733                                            &freq_params);
 734 }
 735
 736
 737 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 738         struct wpa_supplicant *wpa_s, char *cmd)
 739 {
 740         u8 peer[ETH_ALEN];
 741
 742         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 743                 wpa_printf(MSG_INFO,
 744                            "tdls_chanswitch: Only supported with external setup");
 745                 return -1;
 746         }
 747
 748         if (hwaddr_aton(cmd, peer)) {
 749                 wpa_printf(MSG_DEBUG,
 750                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 751                            cmd);
 752                 return -1;
 753         }
 754
 755         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 756                    MAC2STR(peer));
 757
 758         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 759 }
 760
 761 #endif /* CONFIG_TDLS */
 762
 763
 764 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 765 {
 766         char *token, *context = NULL;
 767         struct wmm_ac_ts_setup_params params = {
 768                 .tsid = 0xff,
 769                 .direction = 0xff,
 770         };
 771
 772         while ((token = str_token(cmd, " ", &context))) {
 773                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 774                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 775                     sscanf(token, "nominal_msdu_size=%i",
 776                            &params.nominal_msdu_size) == 1 ||
 777                     sscanf(token, "mean_data_rate=%i",
 778                            &params.mean_data_rate) == 1 ||
 779                     sscanf(token, "min_phy_rate=%i",
 780                            &params.minimum_phy_rate) == 1 ||
 781                     sscanf(token, "sba=%i",
 782                            &params.surplus_bandwidth_allowance) == 1)
 783                         continue;
 784
 785                 if (os_strcasecmp(token, "downlink") == 0) {
 786                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 787                 } else if (os_strcasecmp(token, "uplink") == 0) {
 788                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 789                 } else if (os_strcasecmp(token, "bidi") == 0) {
 790                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 791                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 792                         params.fixed_nominal_msdu = 1;
 793                 } else {
 794                         wpa_printf(MSG_DEBUG,
 795                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 796                                    token);
 797                         return -1;
 798                 }
 799
 800         }
 801
 802         return wpas_wmm_ac_addts(wpa_s, &params);
 803 }
 804
 805
 806 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 807 {
 808         u8 tsid = atoi(cmd);
 809
 810         return wpas_wmm_ac_delts(wpa_s, tsid);
 811 }
 812
 813
 814 #ifdef CONFIG_IEEE80211R
 815 static int wpa_supplicant_ctrl_iface_ft_ds(
 816         struct wpa_supplicant *wpa_s, char *addr)
 817 {
 818         u8 target_ap[ETH_ALEN];
 819         struct wpa_bss *bss;
 820         const u8 *mdie;
 821
 822         if (hwaddr_aton(addr, target_ap)) {
 823                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 824                            "address '%s'", addr);
 825                 return -1;
 826         }
 827
 828         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 829
 830         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 831         if (bss)
 832                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 833         else
 834                 mdie = NULL;
 835
 836         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 837 }
 838 #endif /* CONFIG_IEEE80211R */
 839
 840
 841 #ifdef CONFIG_WPS
 842 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 843                                              char *cmd)
 844 {
 845         u8 bssid[ETH_ALEN], *_bssid = bssid;
 846 #ifdef CONFIG_P2P
 847         u8 p2p_dev_addr[ETH_ALEN];
 848 #endif /* CONFIG_P2P */
 849 #ifdef CONFIG_AP
 850         u8 *_p2p_dev_addr = NULL;
 851 #endif /* CONFIG_AP */
 852
 853         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 854                 _bssid = NULL;
 855 #ifdef CONFIG_P2P
 856         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 857                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 858                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 859                                    "P2P Device Address '%s'",
 860                                    cmd + 13);
 861                         return -1;
 862                 }
 863                 _p2p_dev_addr = p2p_dev_addr;
 864 #endif /* CONFIG_P2P */
 865         } else if (hwaddr_aton(cmd, bssid)) {
 866                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 867                            cmd);
 868                 return -1;
 869         }
 870
 871 #ifdef CONFIG_AP
 872         if (wpa_s->ap_iface)
 873                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 874 #endif /* CONFIG_AP */
 875
 876         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 877 }
 878
 879
 880 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 881                                              char *cmd, char *buf,
 882                                              size_t buflen)
 883 {
 884         u8 bssid[ETH_ALEN], *_bssid = bssid;
 885         char *pin;
 886         int ret;
 887
 888         pin = os_strchr(cmd, ' ');
 889         if (pin)
 890                 *pin++ = '\0';
 891
 892         if (os_strcmp(cmd, "any") == 0)
 893                 _bssid = NULL;
 894         else if (os_strcmp(cmd, "get") == 0) {
 895                 ret = wps_generate_pin();
 896                 goto done;
 897         } else if (hwaddr_aton(cmd, bssid)) {
 898                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 899                            cmd);
 900                 return -1;
 901         }
 902
 903 #ifdef CONFIG_AP
 904         if (wpa_s->ap_iface) {
 905                 int timeout = 0;
 906                 char *pos;
 907
 908                 if (pin) {
 909                         pos = os_strchr(pin, ' ');
 910                         if (pos) {
 911                                 *pos++ = '\0';
 912                                 timeout = atoi(pos);
 913                         }
 914                 }
 915
 916                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 917                                                  buf, buflen, timeout);
 918         }
 919 #endif /* CONFIG_AP */
 920
 921         if (pin) {
 922                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 923                                          DEV_PW_DEFAULT);
 924                 if (ret < 0)
 925                         return -1;
 926                 ret = os_snprintf(buf, buflen, "%s", pin);
 927                 if (os_snprintf_error(buflen, ret))
 928                         return -1;
 929                 return ret;
 930         }
 931
 932         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
 933         if (ret < 0)
 934                 return -1;
 935
 936 done:
 937         /* Return the generated PIN */
 938         ret = os_snprintf(buf, buflen, "%08d", ret);
 939         if (os_snprintf_error(buflen, ret))
 940                 return -1;
 941         return ret;
 942 }
 943
 944
 945 static int wpa_supplicant_ctrl_iface_wps_check_pin(
 946         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
 947 {
 948         char pin[9];
 949         size_t len;
 950         char *pos;
 951         int ret;
 952
 953         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
 954                               (u8 *) cmd, os_strlen(cmd));
 955         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
 956                 if (*pos < '0' || *pos > '9')
 957                         continue;
 958                 pin[len++] = *pos;
 959                 if (len == 9) {
 960                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
 961                         return -1;
 962                 }
 963         }
 964         if (len != 4 && len != 8) {
 965                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
 966                 return -1;
 967         }
 968         pin[len] = '\0';
 969
 970         if (len == 8) {
 971                 unsigned int pin_val;
 972                 pin_val = atoi(pin);
 973                 if (!wps_pin_valid(pin_val)) {
 974                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
 975                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
 976                         if (os_snprintf_error(buflen, ret))
 977                                 return -1;
 978                         return ret;
 979                 }
 980         }
 981
 982         ret = os_snprintf(buf, buflen, "%s", pin);
 983         if (os_snprintf_error(buflen, ret))
 984                 return -1;
 985
 986         return ret;
 987 }
 988
 989
 990 #ifdef CONFIG_WPS_NFC
 991
 992 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
 993                                              char *cmd)
 994 {
 995         u8 bssid[ETH_ALEN], *_bssid = bssid;
 996
 997         if (cmd == NULL || cmd[0] == '\0')
 998                 _bssid = NULL;
 999         else if (hwaddr_aton(cmd, bssid))
1000                 return -1;
1001
1002         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1003                                   0, 0);
1004 }
1005
1006
1007 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1008         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1009 {
1010         int ndef;
1011         struct wpabuf *buf;
1012         int res;
1013         char *pos;
1014
1015         pos = os_strchr(cmd, ' ');
1016         if (pos)
1017                 *pos++ = '\0';
1018         if (os_strcmp(cmd, "WPS") == 0)
1019                 ndef = 0;
1020         else if (os_strcmp(cmd, "NDEF") == 0)
1021                 ndef = 1;
1022         else
1023                 return -1;
1024
1025         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1026         if (buf == NULL)
1027                 return -1;
1028
1029         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1030                                          wpabuf_len(buf));
1031         reply[res++] = '\n';
1032         reply[res] = '\0';
1033
1034         wpabuf_free(buf);
1035
1036         return res;
1037 }
1038
1039
1040 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1041         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1042 {
1043         int ndef;
1044         struct wpabuf *buf;
1045         int res;
1046
1047         if (os_strcmp(cmd, "WPS") == 0)
1048                 ndef = 0;
1049         else if (os_strcmp(cmd, "NDEF") == 0)
1050                 ndef = 1;
1051         else
1052                 return -1;
1053
1054         buf = wpas_wps_nfc_token(wpa_s, ndef);
1055         if (buf == NULL)
1056                 return -1;
1057
1058         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1059                                          wpabuf_len(buf));
1060         reply[res++] = '\n';
1061         reply[res] = '\0';
1062
1063         wpabuf_free(buf);
1064
1065         return res;
1066 }
1067
1068
1069 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1070         struct wpa_supplicant *wpa_s, char *pos)
1071 {
1072         size_t len;
1073         struct wpabuf *buf;
1074         int ret;
1075         char *freq;
1076         int forced_freq = 0;
1077
1078         freq = strstr(pos, " freq=");
1079         if (freq) {
1080                 *freq = '\0';
1081                 freq += 6;
1082                 forced_freq = atoi(freq);
1083         }
1084
1085         len = os_strlen(pos);
1086         if (len & 0x01)
1087                 return -1;
1088         len /= 2;
1089
1090         buf = wpabuf_alloc(len);
1091         if (buf == NULL)
1092                 return -1;
1093         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1094                 wpabuf_free(buf);
1095                 return -1;
1096         }
1097
1098         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1099         wpabuf_free(buf);
1100
1101         return ret;
1102 }
1103
1104
1105 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1106                                               char *reply, size_t max_len,
1107                                               int ndef)
1108 {
1109         struct wpabuf *buf;
1110         int res;
1111
1112         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1113         if (buf == NULL)
1114                 return -1;
1115
1116         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1117                                          wpabuf_len(buf));
1118         reply[res++] = '\n';
1119         reply[res] = '\0';
1120
1121         wpabuf_free(buf);
1122
1123         return res;
1124 }
1125
1126
1127 #ifdef CONFIG_P2P
1128 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1129                                               char *reply, size_t max_len,
1130                                               int ndef)
1131 {
1132         struct wpabuf *buf;
1133         int res;
1134
1135         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1136         if (buf == NULL) {
1137                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1138                 return -1;
1139         }
1140
1141         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1142                                          wpabuf_len(buf));
1143         reply[res++] = '\n';
1144         reply[res] = '\0';
1145
1146         wpabuf_free(buf);
1147
1148         return res;
1149 }
1150 #endif /* CONFIG_P2P */
1151
1152
1153 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1154                                           char *cmd, char *reply,
1155                                           size_t max_len)
1156 {
1157         char *pos;
1158         int ndef;
1159
1160         pos = os_strchr(cmd, ' ');
1161         if (pos == NULL)
1162                 return -1;
1163         *pos++ = '\0';
1164
1165         if (os_strcmp(cmd, "WPS") == 0)
1166                 ndef = 0;
1167         else if (os_strcmp(cmd, "NDEF") == 0)
1168                 ndef = 1;
1169         else
1170                 return -1;
1171
1172         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1173                 if (!ndef)
1174                         return -1;
1175                 return wpas_ctrl_nfc_get_handover_req_wps(
1176                         wpa_s, reply, max_len, ndef);
1177         }
1178
1179 #ifdef CONFIG_P2P
1180         if (os_strcmp(pos, "P2P-CR") == 0) {
1181                 return wpas_ctrl_nfc_get_handover_req_p2p(
1182                         wpa_s, reply, max_len, ndef);
1183         }
1184 #endif /* CONFIG_P2P */
1185
1186         return -1;
1187 }
1188
1189
1190 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1191                                               char *reply, size_t max_len,
1192                                               int ndef, int cr, char *uuid)
1193 {
1194         struct wpabuf *buf;
1195         int res;
1196
1197         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1198         if (buf == NULL)
1199                 return -1;
1200
1201         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1202                                          wpabuf_len(buf));
1203         reply[res++] = '\n';
1204         reply[res] = '\0';
1205
1206         wpabuf_free(buf);
1207
1208         return res;
1209 }
1210
1211
1212 #ifdef CONFIG_P2P
1213 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1214                                               char *reply, size_t max_len,
1215                                               int ndef, int tag)
1216 {
1217         struct wpabuf *buf;
1218         int res;
1219
1220         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1221         if (buf == NULL)
1222                 return -1;
1223
1224         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1225                                          wpabuf_len(buf));
1226         reply[res++] = '\n';
1227         reply[res] = '\0';
1228
1229         wpabuf_free(buf);
1230
1231         return res;
1232 }
1233 #endif /* CONFIG_P2P */
1234
1235
1236 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1237                                           char *cmd, char *reply,
1238                                           size_t max_len)
1239 {
1240         char *pos, *pos2;
1241         int ndef;
1242
1243         pos = os_strchr(cmd, ' ');
1244         if (pos == NULL)
1245                 return -1;
1246         *pos++ = '\0';
1247
1248         if (os_strcmp(cmd, "WPS") == 0)
1249                 ndef = 0;
1250         else if (os_strcmp(cmd, "NDEF") == 0)
1251                 ndef = 1;
1252         else
1253                 return -1;
1254
1255         pos2 = os_strchr(pos, ' ');
1256         if (pos2)
1257                 *pos2++ = '\0';
1258         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1259                 if (!ndef)
1260                         return -1;
1261                 return wpas_ctrl_nfc_get_handover_sel_wps(
1262                         wpa_s, reply, max_len, ndef,
1263                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1264         }
1265
1266 #ifdef CONFIG_P2P
1267         if (os_strcmp(pos, "P2P-CR") == 0) {
1268                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1269                         wpa_s, reply, max_len, ndef, 0);
1270         }
1271
1272         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1273                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1274                         wpa_s, reply, max_len, ndef, 1);
1275         }
1276 #endif /* CONFIG_P2P */
1277
1278         return -1;
1279 }
1280
1281
1282 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1283                                          char *cmd)
1284 {
1285         size_t len;
1286         struct wpabuf *req, *sel;
1287         int ret;
1288         char *pos, *role, *type, *pos2;
1289 #ifdef CONFIG_P2P
1290         char *freq;
1291         int forced_freq = 0;
1292
1293         freq = strstr(cmd, " freq=");
1294         if (freq) {
1295                 *freq = '\0';
1296                 freq += 6;
1297                 forced_freq = atoi(freq);
1298         }
1299 #endif /* CONFIG_P2P */
1300
1301         role = cmd;
1302         pos = os_strchr(role, ' ');
1303         if (pos == NULL) {
1304                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1305                 return -1;
1306         }
1307         *pos++ = '\0';
1308
1309         type = pos;
1310         pos = os_strchr(type, ' ');
1311         if (pos == NULL) {
1312                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1313                 return -1;
1314         }
1315         *pos++ = '\0';
1316
1317         pos2 = os_strchr(pos, ' ');
1318         if (pos2 == NULL) {
1319                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1320                 return -1;
1321         }
1322         *pos2++ = '\0';
1323
1324         len = os_strlen(pos);
1325         if (len & 0x01) {
1326                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1327                 return -1;
1328         }
1329         len /= 2;
1330
1331         req = wpabuf_alloc(len);
1332         if (req == NULL) {
1333                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1334                 return -1;
1335         }
1336         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1337                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1338                 wpabuf_free(req);
1339                 return -1;
1340         }
1341
1342         len = os_strlen(pos2);
1343         if (len & 0x01) {
1344                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1345                 wpabuf_free(req);
1346                 return -1;
1347         }
1348         len /= 2;
1349
1350         sel = wpabuf_alloc(len);
1351         if (sel == NULL) {
1352                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1353                 wpabuf_free(req);
1354                 return -1;
1355         }
1356         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1357                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1358                 wpabuf_free(req);
1359                 wpabuf_free(sel);
1360                 return -1;
1361         }
1362
1363         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1364                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1365
1366         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1367                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1368 #ifdef CONFIG_AP
1369         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1370         {
1371                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1372                 if (ret < 0)
1373                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1374 #endif /* CONFIG_AP */
1375 #ifdef CONFIG_P2P
1376         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1377         {
1378                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1379         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1380         {
1381                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1382                                                    forced_freq);
1383 #endif /* CONFIG_P2P */
1384         } else {
1385                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1386                            "reported: role=%s type=%s", role, type);
1387                 ret = -1;
1388         }
1389         wpabuf_free(req);
1390         wpabuf_free(sel);
1391
1392         if (ret)
1393                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1394
1395         return ret;
1396 }
1397
1398 #endif /* CONFIG_WPS_NFC */
1399
1400
1401 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1402                                              char *cmd)
1403 {
1404         u8 bssid[ETH_ALEN];
1405         char *pin;
1406         char *new_ssid;
1407         char *new_auth;
1408         char *new_encr;
1409         char *new_key;
1410         struct wps_new_ap_settings ap;
1411
1412         pin = os_strchr(cmd, ' ');
1413         if (pin == NULL)
1414                 return -1;
1415         *pin++ = '\0';
1416
1417         if (hwaddr_aton(cmd, bssid)) {
1418                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1419                            cmd);
1420                 return -1;
1421         }
1422
1423         new_ssid = os_strchr(pin, ' ');
1424         if (new_ssid == NULL)
1425                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1426         *new_ssid++ = '\0';
1427
1428         new_auth = os_strchr(new_ssid, ' ');
1429         if (new_auth == NULL)
1430                 return -1;
1431         *new_auth++ = '\0';
1432
1433         new_encr = os_strchr(new_auth, ' ');
1434         if (new_encr == NULL)
1435                 return -1;
1436         *new_encr++ = '\0';
1437
1438         new_key = os_strchr(new_encr, ' ');
1439         if (new_key == NULL)
1440                 return -1;
1441         *new_key++ = '\0';
1442
1443         os_memset(&ap, 0, sizeof(ap));
1444         ap.ssid_hex = new_ssid;
1445         ap.auth = new_auth;
1446         ap.encr = new_encr;
1447         ap.key_hex = new_key;
1448         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1449 }
1450
1451
1452 #ifdef CONFIG_AP
1453 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1454                                                 char *cmd, char *buf,
1455                                                 size_t buflen)
1456 {
1457         int timeout = 300;
1458         char *pos;
1459         const char *pin_txt;
1460
1461         if (!wpa_s->ap_iface)
1462                 return -1;
1463
1464         pos = os_strchr(cmd, ' ');
1465         if (pos)
1466                 *pos++ = '\0';
1467
1468         if (os_strcmp(cmd, "disable") == 0) {
1469                 wpas_wps_ap_pin_disable(wpa_s);
1470                 return os_snprintf(buf, buflen, "OK\n");
1471         }
1472
1473         if (os_strcmp(cmd, "random") == 0) {
1474                 if (pos)
1475                         timeout = atoi(pos);
1476                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1477                 if (pin_txt == NULL)
1478                         return -1;
1479                 return os_snprintf(buf, buflen, "%s", pin_txt);
1480         }
1481
1482         if (os_strcmp(cmd, "get") == 0) {
1483                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1484                 if (pin_txt == NULL)
1485                         return -1;
1486                 return os_snprintf(buf, buflen, "%s", pin_txt);
1487         }
1488
1489         if (os_strcmp(cmd, "set") == 0) {
1490                 char *pin;
1491                 if (pos == NULL)
1492                         return -1;
1493                 pin = pos;
1494                 pos = os_strchr(pos, ' ');
1495                 if (pos) {
1496                         *pos++ = '\0';
1497                         timeout = atoi(pos);
1498                 }
1499                 if (os_strlen(pin) > buflen)
1500                         return -1;
1501                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1502                         return -1;
1503                 return os_snprintf(buf, buflen, "%s", pin);
1504         }
1505
1506         return -1;
1507 }
1508 #endif /* CONFIG_AP */
1509
1510
1511 #ifdef CONFIG_WPS_ER
1512 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1513                                                 char *cmd)
1514 {
1515         char *uuid = cmd, *pin, *pos;
1516         u8 addr_buf[ETH_ALEN], *addr = NULL;
1517         pin = os_strchr(uuid, ' ');
1518         if (pin == NULL)
1519                 return -1;
1520         *pin++ = '\0';
1521         pos = os_strchr(pin, ' ');
1522         if (pos) {
1523                 *pos++ = '\0';
1524                 if (hwaddr_aton(pos, addr_buf) == 0)
1525                         addr = addr_buf;
1526         }
1527         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1528 }
1529
1530
1531 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1532                                                   char *cmd)
1533 {
1534         char *uuid = cmd, *pin;
1535         pin = os_strchr(uuid, ' ');
1536         if (pin == NULL)
1537                 return -1;
1538         *pin++ = '\0';
1539         return wpas_wps_er_learn(wpa_s, uuid, pin);
1540 }
1541
1542
1543 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1544         struct wpa_supplicant *wpa_s, char *cmd)
1545 {
1546         char *uuid = cmd, *id;
1547         id = os_strchr(uuid, ' ');
1548         if (id == NULL)
1549                 return -1;
1550         *id++ = '\0';
1551         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1552 }
1553
1554
1555 static int wpa_supplicant_ctrl_iface_wps_er_config(
1556         struct wpa_supplicant *wpa_s, char *cmd)
1557 {
1558         char *pin;
1559         char *new_ssid;
1560         char *new_auth;
1561         char *new_encr;
1562         char *new_key;
1563         struct wps_new_ap_settings ap;
1564
1565         pin = os_strchr(cmd, ' ');
1566         if (pin == NULL)
1567                 return -1;
1568         *pin++ = '\0';
1569
1570         new_ssid = os_strchr(pin, ' ');
1571         if (new_ssid == NULL)
1572                 return -1;
1573         *new_ssid++ = '\0';
1574
1575         new_auth = os_strchr(new_ssid, ' ');
1576         if (new_auth == NULL)
1577                 return -1;
1578         *new_auth++ = '\0';
1579
1580         new_encr = os_strchr(new_auth, ' ');
1581         if (new_encr == NULL)
1582                 return -1;
1583         *new_encr++ = '\0';
1584
1585         new_key = os_strchr(new_encr, ' ');
1586         if (new_key == NULL)
1587                 return -1;
1588         *new_key++ = '\0';
1589
1590         os_memset(&ap, 0, sizeof(ap));
1591         ap.ssid_hex = new_ssid;
1592         ap.auth = new_auth;
1593         ap.encr = new_encr;
1594         ap.key_hex = new_key;
1595         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1596 }
1597
1598
1599 #ifdef CONFIG_WPS_NFC
1600 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1601         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1602 {
1603         int ndef;
1604         struct wpabuf *buf;
1605         int res;
1606         char *uuid;
1607
1608         uuid = os_strchr(cmd, ' ');
1609         if (uuid == NULL)
1610                 return -1;
1611         *uuid++ = '\0';
1612
1613         if (os_strcmp(cmd, "WPS") == 0)
1614                 ndef = 0;
1615         else if (os_strcmp(cmd, "NDEF") == 0)
1616                 ndef = 1;
1617         else
1618                 return -1;
1619
1620         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1621         if (buf == NULL)
1622                 return -1;
1623
1624         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1625                                          wpabuf_len(buf));
1626         reply[res++] = '\n';
1627         reply[res] = '\0';
1628
1629         wpabuf_free(buf);
1630
1631         return res;
1632 }
1633 #endif /* CONFIG_WPS_NFC */
1634 #endif /* CONFIG_WPS_ER */
1635
1636 #endif /* CONFIG_WPS */
1637
1638
1639 #ifdef CONFIG_IBSS_RSN
1640 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1641         struct wpa_supplicant *wpa_s, char *addr)
1642 {
1643         u8 peer[ETH_ALEN];
1644
1645         if (hwaddr_aton(addr, peer)) {
1646                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1647                            "address '%s'", addr);
1648                 return -1;
1649         }
1650
1651         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1652                    MAC2STR(peer));
1653
1654         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1655 }
1656 #endif /* CONFIG_IBSS_RSN */
1657
1658
1659 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1660                                               char *rsp)
1661 {
1662 #ifdef IEEE8021X_EAPOL
1663         char *pos, *id_pos;
1664         int id;
1665         struct wpa_ssid *ssid;
1666
1667         pos = os_strchr(rsp, '-');
1668         if (pos == NULL)
1669                 return -1;
1670         *pos++ = '\0';
1671         id_pos = pos;
1672         pos = os_strchr(pos, ':');
1673         if (pos == NULL)
1674                 return -1;
1675         *pos++ = '\0';
1676         id = atoi(id_pos);
1677         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1678         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1679                               (u8 *) pos, os_strlen(pos));
1680
1681         ssid = wpa_config_get_network(wpa_s->conf, id);
1682         if (ssid == NULL) {
1683                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1684                            "to update", id);
1685                 return -1;
1686         }
1687
1688         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1689                                                          pos);
1690 #else /* IEEE8021X_EAPOL */
1691         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1692         return -1;
1693 #endif /* IEEE8021X_EAPOL */
1694 }
1695
1696
1697 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1698                                             const char *params,
1699                                             char *buf, size_t buflen)
1700 {
1701         char *pos, *end, tmp[30];
1702         int res, verbose, wps, ret;
1703 #ifdef CONFIG_HS20
1704         const u8 *hs20;
1705 #endif /* CONFIG_HS20 */
1706         const u8 *sess_id;
1707         size_t sess_id_len;
1708
1709         if (os_strcmp(params, "-DRIVER") == 0)
1710                 return wpa_drv_status(wpa_s, buf, buflen);
1711         verbose = os_strcmp(params, "-VERBOSE") == 0;
1712         wps = os_strcmp(params, "-WPS") == 0;
1713         pos = buf;
1714         end = buf + buflen;
1715         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1716                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1717                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1718                                   MAC2STR(wpa_s->bssid));
1719                 if (os_snprintf_error(end - pos, ret))
1720                         return pos - buf;
1721                 pos += ret;
1722                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1723                                   wpa_s->assoc_freq);
1724                 if (os_snprintf_error(end - pos, ret))
1725                         return pos - buf;
1726                 pos += ret;
1727                 if (ssid) {
1728                         u8 *_ssid = ssid->ssid;
1729                         size_t ssid_len = ssid->ssid_len;
1730                         u8 ssid_buf[MAX_SSID_LEN];
1731                         if (ssid_len == 0) {
1732                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1733                                 if (_res < 0)
1734                                         ssid_len = 0;
1735                                 else
1736                                         ssid_len = _res;
1737                                 _ssid = ssid_buf;
1738                         }
1739                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1740                                           wpa_ssid_txt(_ssid, ssid_len),
1741                                           ssid->id);
1742                         if (os_snprintf_error(end - pos, ret))
1743                                 return pos - buf;
1744                         pos += ret;
1745
1746                         if (wps && ssid->passphrase &&
1747                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1748                             (ssid->mode == WPAS_MODE_AP ||
1749                              ssid->mode == WPAS_MODE_P2P_GO)) {
1750                                 ret = os_snprintf(pos, end - pos,
1751                                                   "passphrase=%s\n",
1752                                                   ssid->passphrase);
1753                                 if (os_snprintf_error(end - pos, ret))
1754                                         return pos - buf;
1755                                 pos += ret;
1756                         }
1757                         if (ssid->id_str) {
1758                                 ret = os_snprintf(pos, end - pos,
1759                                                   "id_str=%s\n",
1760                                                   ssid->id_str);
1761                                 if (os_snprintf_error(end - pos, ret))
1762                                         return pos - buf;
1763                                 pos += ret;
1764                         }
1765
1766                         switch (ssid->mode) {
1767                         case WPAS_MODE_INFRA:
1768                                 ret = os_snprintf(pos, end - pos,
1769                                                   "mode=station\n");
1770                                 break;
1771                         case WPAS_MODE_IBSS:
1772                                 ret = os_snprintf(pos, end - pos,
1773                                                   "mode=IBSS\n");
1774                                 break;
1775                         case WPAS_MODE_AP:
1776                                 ret = os_snprintf(pos, end - pos,
1777                                                   "mode=AP\n");
1778                                 break;
1779                         case WPAS_MODE_P2P_GO:
1780                                 ret = os_snprintf(pos, end - pos,
1781                                                   "mode=P2P GO\n");
1782                                 break;
1783                         case WPAS_MODE_P2P_GROUP_FORMATION:
1784                                 ret = os_snprintf(pos, end - pos,
1785                                                   "mode=P2P GO - group "
1786                                                   "formation\n");
1787                                 break;
1788                         default:
1789                                 ret = 0;
1790                                 break;
1791                         }
1792                         if (os_snprintf_error(end - pos, ret))
1793                                 return pos - buf;
1794                         pos += ret;
1795                 }
1796
1797 #ifdef CONFIG_AP
1798                 if (wpa_s->ap_iface) {
1799                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1800                                                             end - pos,
1801                                                             verbose);
1802                 } else
1803 #endif /* CONFIG_AP */
1804                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1805         }
1806 #ifdef CONFIG_SAE
1807         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1808 #ifdef CONFIG_AP
1809             !wpa_s->ap_iface &&
1810 #endif /* CONFIG_AP */
1811             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1812                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1813                                   wpa_s->sme.sae.group);
1814                 if (os_snprintf_error(end - pos, ret))
1815                         return pos - buf;
1816                 pos += ret;
1817         }
1818 #endif /* CONFIG_SAE */
1819         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1820                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1821         if (os_snprintf_error(end - pos, ret))
1822                 return pos - buf;
1823         pos += ret;
1824
1825         if (wpa_s->l2 &&
1826             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1827                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1828                 if (os_snprintf_error(end - pos, ret))
1829                         return pos - buf;
1830                 pos += ret;
1831         }
1832
1833 #ifdef CONFIG_P2P
1834         if (wpa_s->global->p2p) {
1835                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1836                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1837                 if (os_snprintf_error(end - pos, ret))
1838                         return pos - buf;
1839                 pos += ret;
1840         }
1841 #endif /* CONFIG_P2P */
1842
1843         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1844                           MAC2STR(wpa_s->own_addr));
1845         if (os_snprintf_error(end - pos, ret))
1846                 return pos - buf;
1847         pos += ret;
1848
1849 #ifdef CONFIG_HS20
1850         if (wpa_s->current_bss &&
1851             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1852                                           HS20_IE_VENDOR_TYPE)) &&
1853             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1854             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1855                 int release = 1;
1856                 if (hs20[1] >= 5) {
1857                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1858                         release = rel_num + 1;
1859                 }
1860                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1861                 if (os_snprintf_error(end - pos, ret))
1862                         return pos - buf;
1863                 pos += ret;
1864         }
1865
1866         if (wpa_s->current_ssid) {
1867                 struct wpa_cred *cred;
1868                 char *type;
1869
1870                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1871                         size_t i;
1872
1873                         if (wpa_s->current_ssid->parent_cred != cred)
1874                                 continue;
1875
1876                         if (cred->provisioning_sp) {
1877                                 ret = os_snprintf(pos, end - pos,
1878                                                   "provisioning_sp=%s\n",
1879                                                   cred->provisioning_sp);
1880                                 if (os_snprintf_error(end - pos, ret))
1881                                         return pos - buf;
1882                                 pos += ret;
1883                         }
1884
1885                         if (!cred->domain)
1886                                 goto no_domain;
1887
1888                         i = 0;
1889                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1890                                 struct wpabuf *names =
1891                                         wpa_s->current_bss->anqp->domain_name;
1892                                 for (i = 0; names && i < cred->num_domain; i++)
1893                                 {
1894                                         if (domain_name_list_contains(
1895                                                     names, cred->domain[i], 1))
1896                                                 break;
1897                                 }
1898                                 if (i == cred->num_domain)
1899                                         i = 0; /* show first entry by default */
1900                         }
1901                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1902                                           cred->domain[i]);
1903                         if (os_snprintf_error(end - pos, ret))
1904                                 return pos - buf;
1905                         pos += ret;
1906
1907                 no_domain:
1908                         if (wpa_s->current_bss == NULL ||
1909                             wpa_s->current_bss->anqp == NULL)
1910                                 res = -1;
1911                         else
1912                                 res = interworking_home_sp_cred(
1913                                         wpa_s, cred,
1914                                         wpa_s->current_bss->anqp->domain_name);
1915                         if (res > 0)
1916                                 type = "home";
1917                         else if (res == 0)
1918                                 type = "roaming";
1919                         else
1920                                 type = "unknown";
1921
1922                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1923                         if (os_snprintf_error(end - pos, ret))
1924                                 return pos - buf;
1925                         pos += ret;
1926
1927                         break;
1928                 }
1929         }
1930 #endif /* CONFIG_HS20 */
1931
1932         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1933             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1934                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1935                                           verbose);
1936                 if (res >= 0)
1937                         pos += res;
1938         }
1939
1940         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
1941         if (sess_id) {
1942                 char *start = pos;
1943
1944                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
1945                 if (os_snprintf_error(end - pos, ret))
1946                         return start - buf;
1947                 pos += ret;
1948                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
1949                 if (ret <= 0)
1950                         return start - buf;
1951                 pos += ret;
1952                 ret = os_snprintf(pos, end - pos, "\n");
1953                 if (os_snprintf_error(end - pos, ret))
1954                         return start - buf;
1955                 pos += ret;
1956         }
1957
1958         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1959         if (res >= 0)
1960                 pos += res;
1961
1962 #ifdef CONFIG_WPS
1963         {
1964                 char uuid_str[100];
1965                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1966                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1967                 if (os_snprintf_error(end - pos, ret))
1968                         return pos - buf;
1969                 pos += ret;
1970         }
1971 #endif /* CONFIG_WPS */
1972
1973 #ifdef ANDROID
1974         /*
1975          * Allow using the STATUS command with default behavior, say for debug,
1976          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
1977          * events with STATUS-NO_EVENTS.
1978          */
1979         if (os_strcmp(params, "-NO_EVENTS")) {
1980                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1981                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1982                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1983                              wpa_s->wpa_state,
1984                              MAC2STR(wpa_s->bssid),
1985                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1986                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
1987                                           wpa_s->current_ssid->ssid_len) : "");
1988                 if (wpa_s->wpa_state == WPA_COMPLETED) {
1989                         struct wpa_ssid *ssid = wpa_s->current_ssid;
1990                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1991                                      "- connection to " MACSTR
1992                                      " completed %s [id=%d id_str=%s]",
1993                                      MAC2STR(wpa_s->bssid), "(auth)",
1994                                      ssid ? ssid->id : -1,
1995                                      ssid && ssid->id_str ? ssid->id_str : "");
1996                 }
1997         }
1998 #endif /* ANDROID */
1999
2000         return pos - buf;
2001 }
2002
2003
2004 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2005                                            char *cmd)
2006 {
2007         char *pos;
2008         int id;
2009         struct wpa_ssid *ssid;
2010         u8 bssid[ETH_ALEN];
2011
2012         /* cmd: "<network id> <BSSID>" */
2013         pos = os_strchr(cmd, ' ');
2014         if (pos == NULL)
2015                 return -1;
2016         *pos++ = '\0';
2017         id = atoi(cmd);
2018         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2019         if (hwaddr_aton(pos, bssid)) {
2020                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2021                 return -1;
2022         }
2023
2024         ssid = wpa_config_get_network(wpa_s->conf, id);
2025         if (ssid == NULL) {
2026                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2027                            "to update", id);
2028                 return -1;
2029         }
2030
2031         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2032         ssid->bssid_set = !is_zero_ether_addr(bssid);
2033
2034         return 0;
2035 }
2036
2037
2038 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2039                                                char *cmd, char *buf,
2040                                                size_t buflen)
2041 {
2042         u8 bssid[ETH_ALEN];
2043         struct wpa_blacklist *e;
2044         char *pos, *end;
2045         int ret;
2046
2047         /* cmd: "BLACKLIST [<BSSID>]" */
2048         if (*cmd == '\0') {
2049                 pos = buf;
2050                 end = buf + buflen;
2051                 e = wpa_s->blacklist;
2052                 while (e) {
2053                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2054                                           MAC2STR(e->bssid));
2055                         if (os_snprintf_error(end - pos, ret))
2056                                 return pos - buf;
2057                         pos += ret;
2058                         e = e->next;
2059                 }
2060                 return pos - buf;
2061         }
2062
2063         cmd++;
2064         if (os_strncmp(cmd, "clear", 5) == 0) {
2065                 wpa_blacklist_clear(wpa_s);
2066                 os_memcpy(buf, "OK\n", 3);
2067                 return 3;
2068         }
2069
2070         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2071         if (hwaddr_aton(cmd, bssid)) {
2072                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2073                 return -1;
2074         }
2075
2076         /*
2077          * Add the BSSID twice, so its count will be 2, causing it to be
2078          * skipped when processing scan results.
2079          */
2080         ret = wpa_blacklist_add(wpa_s, bssid);
2081         if (ret < 0)
2082                 return -1;
2083         ret = wpa_blacklist_add(wpa_s, bssid);
2084         if (ret < 0)
2085                 return -1;
2086         os_memcpy(buf, "OK\n", 3);
2087         return 3;
2088 }
2089
2090
2091 static const char * debug_level_str(int level)
2092 {
2093         switch (level) {
2094         case MSG_EXCESSIVE:
2095                 return "EXCESSIVE";
2096         case MSG_MSGDUMP:
2097                 return "MSGDUMP";
2098         case MSG_DEBUG:
2099                 return "DEBUG";
2100         case MSG_INFO:
2101                 return "INFO";
2102         case MSG_WARNING:
2103                 return "WARNING";
2104         case MSG_ERROR:
2105                 return "ERROR";
2106         default:
2107                 return "?";
2108         }
2109 }
2110
2111
2112 static int str_to_debug_level(const char *s)
2113 {
2114         if (os_strcasecmp(s, "EXCESSIVE") == 0)
2115                 return MSG_EXCESSIVE;
2116         if (os_strcasecmp(s, "MSGDUMP") == 0)
2117                 return MSG_MSGDUMP;
2118         if (os_strcasecmp(s, "DEBUG") == 0)
2119                 return MSG_DEBUG;
2120         if (os_strcasecmp(s, "INFO") == 0)
2121                 return MSG_INFO;
2122         if (os_strcasecmp(s, "WARNING") == 0)
2123                 return MSG_WARNING;
2124         if (os_strcasecmp(s, "ERROR") == 0)
2125                 return MSG_ERROR;
2126         return -1;
2127 }
2128
2129
2130 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2131                                                char *cmd, char *buf,
2132                                                size_t buflen)
2133 {
2134         char *pos, *end, *stamp;
2135         int ret;
2136
2137         /* cmd: "LOG_LEVEL [<level>]" */
2138         if (*cmd == '\0') {
2139                 pos = buf;
2140                 end = buf + buflen;
2141                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2142                                   "Timestamp: %d\n",
2143                                   debug_level_str(wpa_debug_level),
2144                                   wpa_debug_timestamp);
2145                 if (os_snprintf_error(end - pos, ret))
2146                         ret = 0;
2147
2148                 return ret;
2149         }
2150
2151         while (*cmd == ' ')
2152                 cmd++;
2153
2154         stamp = os_strchr(cmd, ' ');
2155         if (stamp) {
2156                 *stamp++ = '\0';
2157                 while (*stamp == ' ') {
2158                         stamp++;
2159                 }
2160         }
2161
2162         if (cmd && os_strlen(cmd)) {
2163                 int level = str_to_debug_level(cmd);
2164                 if (level < 0)
2165                         return -1;
2166                 wpa_debug_level = level;
2167         }
2168
2169         if (stamp && os_strlen(stamp))
2170                 wpa_debug_timestamp = atoi(stamp);
2171
2172         os_memcpy(buf, "OK\n", 3);
2173         return 3;
2174 }
2175
2176
2177 static int wpa_supplicant_ctrl_iface_list_networks(
2178         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2179 {
2180         char *pos, *end, *prev;
2181         struct wpa_ssid *ssid;
2182         int ret;
2183
2184         pos = buf;
2185         end = buf + buflen;
2186         ret = os_snprintf(pos, end - pos,
2187                           "network id / ssid / bssid / flags\n");
2188         if (os_snprintf_error(end - pos, ret))
2189                 return pos - buf;
2190         pos += ret;
2191
2192         ssid = wpa_s->conf->ssid;
2193
2194         /* skip over ssids until we find next one */
2195         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2196                 int last_id = atoi(cmd + 8);
2197                 if (last_id != -1) {
2198                         while (ssid != NULL && ssid->id <= last_id) {
2199                                 ssid = ssid->next;
2200                         }
2201                 }
2202         }
2203
2204         while (ssid) {
2205                 prev = pos;
2206                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2207                                   ssid->id,
2208                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2209                 if (os_snprintf_error(end - pos, ret))
2210                         return prev - buf;
2211                 pos += ret;
2212                 if (ssid->bssid_set) {
2213                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2214                                           MAC2STR(ssid->bssid));
2215                 } else {
2216                         ret = os_snprintf(pos, end - pos, "\tany");
2217                 }
2218                 if (os_snprintf_error(end - pos, ret))
2219                         return prev - buf;
2220                 pos += ret;
2221                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2222                                   ssid == wpa_s->current_ssid ?
2223                                   "[CURRENT]" : "",
2224                                   ssid->disabled ? "[DISABLED]" : "",
2225                                   ssid->disabled_until.sec ?
2226                                   "[TEMP-DISABLED]" : "",
2227                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2228                                   "");
2229                 if (os_snprintf_error(end - pos, ret))
2230                         return prev - buf;
2231                 pos += ret;
2232                 ret = os_snprintf(pos, end - pos, "\n");
2233                 if (os_snprintf_error(end - pos, ret))
2234                         return prev - buf;
2235                 pos += ret;
2236
2237                 ssid = ssid->next;
2238         }
2239
2240         return pos - buf;
2241 }
2242
2243
2244 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2245 {
2246         int ret;
2247         ret = os_snprintf(pos, end - pos, "-");
2248         if (os_snprintf_error(end - pos, ret))
2249                 return pos;
2250         pos += ret;
2251         ret = wpa_write_ciphers(pos, end, cipher, "+");
2252         if (ret < 0)
2253                 return pos;
2254         pos += ret;
2255         return pos;
2256 }
2257
2258
2259 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2260                                     const u8 *ie, size_t ie_len)
2261 {
2262         struct wpa_ie_data data;
2263         char *start;
2264         int ret;
2265
2266         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2267         if (os_snprintf_error(end - pos, ret))
2268                 return pos;
2269         pos += ret;
2270
2271         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2272                 ret = os_snprintf(pos, end - pos, "?]");
2273                 if (os_snprintf_error(end - pos, ret))
2274                         return pos;
2275                 pos += ret;
2276                 return pos;
2277         }
2278
2279         start = pos;
2280         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2281                 ret = os_snprintf(pos, end - pos, "%sEAP",
2282                                   pos == start ? "" : "+");
2283                 if (os_snprintf_error(end - pos, ret))
2284                         return pos;
2285                 pos += ret;
2286         }
2287         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2288                 ret = os_snprintf(pos, end - pos, "%sPSK",
2289                                   pos == start ? "" : "+");
2290                 if (os_snprintf_error(end - pos, ret))
2291                         return pos;
2292                 pos += ret;
2293         }
2294         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2295                 ret = os_snprintf(pos, end - pos, "%sNone",
2296                                   pos == start ? "" : "+");
2297                 if (os_snprintf_error(end - pos, ret))
2298                         return pos;
2299                 pos += ret;
2300         }
2301         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2302                 ret = os_snprintf(pos, end - pos, "%sSAE",
2303                                   pos == start ? "" : "+");
2304                 if (os_snprintf_error(end - pos, ret))
2305                         return pos;
2306                 pos += ret;
2307         }
2308 #ifdef CONFIG_IEEE80211R
2309         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2310                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2311                                   pos == start ? "" : "+");
2312                 if (os_snprintf_error(end - pos, ret))
2313                         return pos;
2314                 pos += ret;
2315         }
2316         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2317                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2318                                   pos == start ? "" : "+");
2319                 if (os_snprintf_error(end - pos, ret))
2320                         return pos;
2321                 pos += ret;
2322         }
2323         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2324                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2325                                   pos == start ? "" : "+");
2326                 if (os_snprintf_error(end - pos, ret))
2327                         return pos;
2328                 pos += ret;
2329         }
2330 #endif /* CONFIG_IEEE80211R */
2331 #ifdef CONFIG_IEEE80211W
2332         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2333                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2334                                   pos == start ? "" : "+");
2335                 if (os_snprintf_error(end - pos, ret))
2336                         return pos;
2337                 pos += ret;
2338         }
2339         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2340                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2341                                   pos == start ? "" : "+");
2342                 if (os_snprintf_error(end - pos, ret))
2343                         return pos;
2344                 pos += ret;
2345         }
2346 #endif /* CONFIG_IEEE80211W */
2347
2348 #ifdef CONFIG_SUITEB
2349         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2350                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2351                                   pos == start ? "" : "+");
2352                 if (os_snprintf_error(end - pos, ret))
2353                         return pos;
2354                 pos += ret;
2355         }
2356 #endif /* CONFIG_SUITEB */
2357
2358 #ifdef CONFIG_SUITEB192
2359         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2360                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2361                                   pos == start ? "" : "+");
2362                 if (os_snprintf_error(end - pos, ret))
2363                         return pos;
2364                 pos += ret;
2365         }
2366 #endif /* CONFIG_SUITEB192 */
2367
2368         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2369
2370         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2371                 ret = os_snprintf(pos, end - pos, "-preauth");
2372                 if (os_snprintf_error(end - pos, ret))
2373                         return pos;
2374                 pos += ret;
2375         }
2376
2377         ret = os_snprintf(pos, end - pos, "]");
2378         if (os_snprintf_error(end - pos, ret))
2379                 return pos;
2380         pos += ret;
2381
2382         return pos;
2383 }
2384
2385
2386 #ifdef CONFIG_WPS
2387 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2388                                             char *pos, char *end,
2389                                             struct wpabuf *wps_ie)
2390 {
2391         int ret;
2392         const char *txt;
2393
2394         if (wps_ie == NULL)
2395                 return pos;
2396         if (wps_is_selected_pbc_registrar(wps_ie))
2397                 txt = "[WPS-PBC]";
2398         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2399                 txt = "[WPS-AUTH]";
2400         else if (wps_is_selected_pin_registrar(wps_ie))
2401                 txt = "[WPS-PIN]";
2402         else
2403                 txt = "[WPS]";
2404
2405         ret = os_snprintf(pos, end - pos, "%s", txt);
2406         if (!os_snprintf_error(end - pos, ret))
2407                 pos += ret;
2408         wpabuf_free(wps_ie);
2409         return pos;
2410 }
2411 #endif /* CONFIG_WPS */
2412
2413
2414 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2415                                         char *pos, char *end,
2416                                         const struct wpa_bss *bss)
2417 {
2418 #ifdef CONFIG_WPS
2419         struct wpabuf *wps_ie;
2420         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2421         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2422 #else /* CONFIG_WPS */
2423         return pos;
2424 #endif /* CONFIG_WPS */
2425 }
2426
2427
2428 /* Format one result on one text line into a buffer. */
2429 static int wpa_supplicant_ctrl_iface_scan_result(
2430         struct wpa_supplicant *wpa_s,
2431         const struct wpa_bss *bss, char *buf, size_t buflen)
2432 {
2433         char *pos, *end;
2434         int ret;
2435         const u8 *ie, *ie2, *p2p, *mesh;
2436
2437         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2438         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2439         if (!p2p)
2440                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2441         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2442             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2443             0)
2444                 return 0; /* Do not show P2P listen discovery results here */
2445
2446         pos = buf;
2447         end = buf + buflen;
2448
2449         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2450                           MAC2STR(bss->bssid), bss->freq, bss->level);
2451         if (os_snprintf_error(end - pos, ret))
2452                 return -1;
2453         pos += ret;
2454         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2455         if (ie)
2456                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2457         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2458         if (ie2) {
2459                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2460                                             ie2, 2 + ie2[1]);
2461         }
2462         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2463         if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2464                 ret = os_snprintf(pos, end - pos, "[WEP]");
2465                 if (os_snprintf_error(end - pos, ret))
2466                         return -1;
2467                 pos += ret;
2468         }
2469         if (mesh) {
2470                 ret = os_snprintf(pos, end - pos, "[MESH]");
2471                 if (os_snprintf_error(end - pos, ret))
2472                         return -1;
2473                 pos += ret;
2474         }
2475         if (bss_is_dmg(bss)) {
2476                 const char *s;
2477                 ret = os_snprintf(pos, end - pos, "[DMG]");
2478                 if (os_snprintf_error(end - pos, ret))
2479                         return -1;
2480                 pos += ret;
2481                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2482                 case IEEE80211_CAP_DMG_IBSS:
2483                         s = "[IBSS]";
2484                         break;
2485                 case IEEE80211_CAP_DMG_AP:
2486                         s = "[ESS]";
2487                         break;
2488                 case IEEE80211_CAP_DMG_PBSS:
2489                         s = "[PBSS]";
2490                         break;
2491                 default:
2492                         s = "";
2493                         break;
2494                 }
2495                 ret = os_snprintf(pos, end - pos, "%s", s);
2496                 if (os_snprintf_error(end - pos, ret))
2497                         return -1;
2498                 pos += ret;
2499         } else {
2500                 if (bss->caps & IEEE80211_CAP_IBSS) {
2501                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2502                         if (os_snprintf_error(end - pos, ret))
2503                                 return -1;
2504                         pos += ret;
2505                 }
2506                 if (bss->caps & IEEE80211_CAP_ESS) {
2507                         ret = os_snprintf(pos, end - pos, "[ESS]");
2508                         if (os_snprintf_error(end - pos, ret))
2509                                 return -1;
2510                         pos += ret;
2511                 }
2512         }
2513         if (p2p) {
2514                 ret = os_snprintf(pos, end - pos, "[P2P]");
2515                 if (os_snprintf_error(end - pos, ret))
2516                         return -1;
2517                 pos += ret;
2518         }
2519 #ifdef CONFIG_HS20
2520         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2521                 ret = os_snprintf(pos, end - pos, "[HS20]");
2522                 if (os_snprintf_error(end - pos, ret))
2523                         return -1;
2524                 pos += ret;
2525         }
2526 #endif /* CONFIG_HS20 */
2527
2528         ret = os_snprintf(pos, end - pos, "\t%s",
2529                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2530         if (os_snprintf_error(end - pos, ret))
2531                 return -1;
2532         pos += ret;
2533
2534         ret = os_snprintf(pos, end - pos, "\n");
2535         if (os_snprintf_error(end - pos, ret))
2536                 return -1;
2537         pos += ret;
2538
2539         return pos - buf;
2540 }
2541
2542
2543 static int wpa_supplicant_ctrl_iface_scan_results(
2544         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2545 {
2546         char *pos, *end;
2547         struct wpa_bss *bss;
2548         int ret;
2549
2550         pos = buf;
2551         end = buf + buflen;
2552         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2553                           "flags / ssid\n");
2554         if (os_snprintf_error(end - pos, ret))
2555                 return pos - buf;
2556         pos += ret;
2557
2558         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2559                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2560                                                             end - pos);
2561                 if (ret < 0 || ret >= end - pos)
2562                         return pos - buf;
2563                 pos += ret;
2564         }
2565
2566         return pos - buf;
2567 }
2568
2569
2570 #ifdef CONFIG_MESH
2571
2572 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2573         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2574 {
2575         char *pos, ifname[IFNAMSIZ + 1];
2576
2577         ifname[0] = '\0';
2578
2579         pos = os_strstr(cmd, "ifname=");
2580         if (pos) {
2581                 pos += 7;
2582                 os_strlcpy(ifname, pos, sizeof(ifname));
2583         }
2584
2585         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2586                 return -1;
2587
2588         os_strlcpy(reply, ifname, max_len);
2589         return os_strlen(ifname);
2590 }
2591
2592
2593 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2594         struct wpa_supplicant *wpa_s, char *cmd)
2595 {
2596         int id;
2597         struct wpa_ssid *ssid;
2598
2599         id = atoi(cmd);
2600         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2601
2602         ssid = wpa_config_get_network(wpa_s->conf, id);
2603         if (ssid == NULL) {
2604                 wpa_printf(MSG_DEBUG,
2605                            "CTRL_IFACE: Could not find network id=%d", id);
2606                 return -1;
2607         }
2608         if (ssid->mode != WPAS_MODE_MESH) {
2609                 wpa_printf(MSG_DEBUG,
2610                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2611                 return -1;
2612         }
2613         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2614             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2615                 wpa_printf(MSG_ERROR,
2616                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2617                 return -1;
2618         }
2619
2620         /*
2621          * TODO: If necessary write our own group_add function,
2622          * for now we can reuse select_network
2623          */
2624         wpa_supplicant_select_network(wpa_s, ssid);
2625
2626         return 0;
2627 }
2628
2629
2630 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2631         struct wpa_supplicant *wpa_s, char *cmd)
2632 {
2633         struct wpa_supplicant *orig;
2634         struct wpa_global *global;
2635         int found = 0;
2636
2637         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2638
2639         global = wpa_s->global;
2640         orig = wpa_s;
2641
2642         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2643                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2644                         found = 1;
2645                         break;
2646                 }
2647         }
2648         if (!found) {
2649                 wpa_printf(MSG_ERROR,
2650                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2651                            cmd);
2652                 return -1;
2653         }
2654         if (wpa_s->mesh_if_created && wpa_s == orig) {
2655                 wpa_printf(MSG_ERROR,
2656                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2657                 return -1;
2658         }
2659
2660         wpa_s->reassociate = 0;
2661         wpa_s->disconnected = 1;
2662         wpa_supplicant_cancel_sched_scan(wpa_s);
2663         wpa_supplicant_cancel_scan(wpa_s);
2664
2665         /*
2666          * TODO: If necessary write our own group_remove function,
2667          * for now we can reuse deauthenticate
2668          */
2669         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2670
2671         if (wpa_s->mesh_if_created)
2672                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2673
2674         return 0;
2675 }
2676
2677 #endif /* CONFIG_MESH */
2678
2679
2680 static int wpa_supplicant_ctrl_iface_select_network(
2681         struct wpa_supplicant *wpa_s, char *cmd)
2682 {
2683         int id;
2684         struct wpa_ssid *ssid;
2685         char *pos;
2686
2687         /* cmd: "<network id>" or "any" */
2688         if (os_strncmp(cmd, "any", 3) == 0) {
2689                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2690                 ssid = NULL;
2691         } else {
2692                 id = atoi(cmd);
2693                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2694
2695                 ssid = wpa_config_get_network(wpa_s->conf, id);
2696                 if (ssid == NULL) {
2697                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2698                                    "network id=%d", id);
2699                         return -1;
2700                 }
2701                 if (ssid->disabled == 2) {
2702                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2703                                    "SELECT_NETWORK with persistent P2P group");
2704                         return -1;
2705                 }
2706         }
2707
2708         pos = os_strstr(cmd, " freq=");
2709         if (pos) {
2710                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2711                 if (freqs) {
2712                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2713                         os_free(wpa_s->manual_scan_freqs);
2714                         wpa_s->manual_scan_freqs = freqs;
2715                 }
2716         }
2717
2718         wpa_supplicant_select_network(wpa_s, ssid);
2719
2720         return 0;
2721 }
2722
2723
2724 static int wpa_supplicant_ctrl_iface_enable_network(
2725         struct wpa_supplicant *wpa_s, char *cmd)
2726 {
2727         int id;
2728         struct wpa_ssid *ssid;
2729
2730         /* cmd: "<network id>" or "all" */
2731         if (os_strcmp(cmd, "all") == 0) {
2732                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2733                 ssid = NULL;
2734         } else {
2735                 id = atoi(cmd);
2736                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2737
2738                 ssid = wpa_config_get_network(wpa_s->conf, id);
2739                 if (ssid == NULL) {
2740                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2741                                    "network id=%d", id);
2742                         return -1;
2743                 }
2744                 if (ssid->disabled == 2) {
2745                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2746                                    "ENABLE_NETWORK with persistent P2P group");
2747                         return -1;
2748                 }
2749
2750                 if (os_strstr(cmd, " no-connect")) {
2751                         ssid->disabled = 0;
2752                         return 0;
2753                 }
2754         }
2755         wpa_supplicant_enable_network(wpa_s, ssid);
2756
2757         return 0;
2758 }
2759
2760
2761 static int wpa_supplicant_ctrl_iface_disable_network(
2762         struct wpa_supplicant *wpa_s, char *cmd)
2763 {
2764         int id;
2765         struct wpa_ssid *ssid;
2766
2767         /* cmd: "<network id>" or "all" */
2768         if (os_strcmp(cmd, "all") == 0) {
2769                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2770                 ssid = NULL;
2771         } else {
2772                 id = atoi(cmd);
2773                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2774
2775                 ssid = wpa_config_get_network(wpa_s->conf, id);
2776                 if (ssid == NULL) {
2777                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2778                                    "network id=%d", id);
2779                         return -1;
2780                 }
2781                 if (ssid->disabled == 2) {
2782                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2783                                    "DISABLE_NETWORK with persistent P2P "
2784                                    "group");
2785                         return -1;
2786                 }
2787         }
2788         wpa_supplicant_disable_network(wpa_s, ssid);
2789
2790         return 0;
2791 }
2792
2793
2794 static int wpa_supplicant_ctrl_iface_add_network(
2795         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2796 {
2797         struct wpa_ssid *ssid;
2798         int ret;
2799
2800         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2801
2802         ssid = wpa_config_add_network(wpa_s->conf);
2803         if (ssid == NULL)
2804                 return -1;
2805
2806         wpas_notify_network_added(wpa_s, ssid);
2807
2808         ssid->disabled = 1;
2809         wpa_config_set_network_defaults(ssid);
2810
2811         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2812         if (os_snprintf_error(buflen, ret))
2813                 return -1;
2814         return ret;
2815 }
2816
2817
2818 static int wpa_supplicant_ctrl_iface_remove_network(
2819         struct wpa_supplicant *wpa_s, char *cmd)
2820 {
2821         int id;
2822         struct wpa_ssid *ssid;
2823         int was_disabled;
2824
2825         /* cmd: "<network id>" or "all" */
2826         if (os_strcmp(cmd, "all") == 0) {
2827                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2828                 if (wpa_s->sched_scanning)
2829                         wpa_supplicant_cancel_sched_scan(wpa_s);
2830
2831                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2832                 if (wpa_s->current_ssid) {
2833 #ifdef CONFIG_SME
2834                         wpa_s->sme.prev_bssid_set = 0;
2835 #endif /* CONFIG_SME */
2836                         wpa_sm_set_config(wpa_s->wpa, NULL);
2837                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2838                         wpa_supplicant_deauthenticate(
2839                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2840                 }
2841                 ssid = wpa_s->conf->ssid;
2842                 while (ssid) {
2843                         struct wpa_ssid *remove_ssid = ssid;
2844                         id = ssid->id;
2845                         ssid = ssid->next;
2846                         if (wpa_s->last_ssid == remove_ssid)
2847                                 wpa_s->last_ssid = NULL;
2848                         wpas_notify_network_removed(wpa_s, remove_ssid);
2849                         wpa_config_remove_network(wpa_s->conf, id);
2850                 }
2851                 return 0;
2852         }
2853
2854         id = atoi(cmd);
2855         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2856
2857         ssid = wpa_config_get_network(wpa_s->conf, id);
2858         if (ssid)
2859                 wpas_notify_network_removed(wpa_s, ssid);
2860         if (ssid == NULL) {
2861                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2862                            "id=%d", id);
2863                 return -1;
2864         }
2865
2866         if (wpa_s->last_ssid == ssid)
2867                 wpa_s->last_ssid = NULL;
2868
2869         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2870 #ifdef CONFIG_SME
2871                 wpa_s->sme.prev_bssid_set = 0;
2872 #endif /* CONFIG_SME */
2873                 /*
2874                  * Invalidate the EAP session cache if the current or
2875                  * previously used network is removed.
2876                  */
2877                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2878         }
2879
2880         if (ssid == wpa_s->current_ssid) {
2881                 wpa_sm_set_config(wpa_s->wpa, NULL);
2882                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2883
2884                 wpa_supplicant_deauthenticate(wpa_s,
2885                                               WLAN_REASON_DEAUTH_LEAVING);
2886         }
2887
2888         was_disabled = ssid->disabled;
2889
2890         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2891                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2892                            "network id=%d", id);
2893                 return -1;
2894         }
2895
2896         if (!was_disabled && wpa_s->sched_scanning) {
2897                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2898                            "network from filters");
2899                 wpa_supplicant_cancel_sched_scan(wpa_s);
2900                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2901         }
2902
2903         return 0;
2904 }
2905
2906
2907 static int wpa_supplicant_ctrl_iface_update_network(
2908         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2909         char *name, char *value)
2910 {
2911         if (wpa_config_set(ssid, name, value, 0) < 0) {
2912                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2913                            "variable '%s'", name);
2914                 return -1;
2915         }
2916
2917         if (os_strcmp(name, "bssid") != 0 &&
2918             os_strcmp(name, "priority") != 0)
2919                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2920
2921         if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2922                 /*
2923                  * Invalidate the EAP session cache if anything in the current
2924                  * or previously used configuration changes.
2925                  */
2926                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2927         }
2928
2929         if ((os_strcmp(name, "psk") == 0 &&
2930              value[0] == '"' && ssid->ssid_len) ||
2931             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2932                 wpa_config_update_psk(ssid);
2933         else if (os_strcmp(name, "priority") == 0)
2934                 wpa_config_update_prio_list(wpa_s->conf);
2935
2936         return 0;
2937 }
2938
2939
2940 static int wpa_supplicant_ctrl_iface_set_network(
2941         struct wpa_supplicant *wpa_s, char *cmd)
2942 {
2943         int id, ret, prev_bssid_set, prev_disabled;
2944         struct wpa_ssid *ssid;
2945         char *name, *value;
2946         u8 prev_bssid[ETH_ALEN];
2947
2948         /* cmd: "<network id> <variable name> <value>" */
2949         name = os_strchr(cmd, ' ');
2950         if (name == NULL)
2951                 return -1;
2952         *name++ = '\0';
2953
2954         value = os_strchr(name, ' ');
2955         if (value == NULL)
2956                 return -1;
2957         *value++ = '\0';
2958
2959         id = atoi(cmd);
2960         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2961                    id, name);
2962         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2963                               (u8 *) value, os_strlen(value));
2964
2965         ssid = wpa_config_get_network(wpa_s->conf, id);
2966         if (ssid == NULL) {
2967                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2968                            "id=%d", id);
2969                 return -1;
2970         }
2971
2972         prev_bssid_set = ssid->bssid_set;
2973         prev_disabled = ssid->disabled;
2974         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
2975         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
2976                                                        value);
2977         if (ret == 0 &&
2978             (ssid->bssid_set != prev_bssid_set ||
2979              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
2980                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
2981
2982         if (prev_disabled != ssid->disabled &&
2983             (prev_disabled == 2 || ssid->disabled == 2))
2984                 wpas_notify_network_type_changed(wpa_s, ssid);
2985
2986         return ret;
2987 }
2988
2989
2990 static int wpa_supplicant_ctrl_iface_get_network(
2991         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2992 {
2993         int id;
2994         size_t res;
2995         struct wpa_ssid *ssid;
2996         char *name, *value;
2997
2998         /* cmd: "<network id> <variable name>" */
2999         name = os_strchr(cmd, ' ');
3000         if (name == NULL || buflen == 0)
3001                 return -1;
3002         *name++ = '\0';
3003
3004         id = atoi(cmd);
3005         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3006                    id, name);
3007
3008         ssid = wpa_config_get_network(wpa_s->conf, id);
3009         if (ssid == NULL) {
3010                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3011                            "id=%d", id);
3012                 return -1;
3013         }
3014
3015         value = wpa_config_get_no_key(ssid, name);
3016         if (value == NULL) {
3017                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3018                            "variable '%s'", name);
3019                 return -1;
3020         }
3021
3022         res = os_strlcpy(buf, value, buflen);
3023         if (res >= buflen) {
3024                 os_free(value);
3025                 return -1;
3026         }
3027
3028         os_free(value);
3029
3030         return res;
3031 }
3032
3033
3034 static int wpa_supplicant_ctrl_iface_dup_network(
3035         struct wpa_supplicant *wpa_s, char *cmd)
3036 {
3037         struct wpa_ssid *ssid_s, *ssid_d;
3038         char *name, *id, *value;
3039         int id_s, id_d, ret;
3040
3041         /* cmd: "<src network id> <dst network id> <variable name>" */
3042         id = os_strchr(cmd, ' ');
3043         if (id == NULL)
3044                 return -1;
3045         *id++ = '\0';
3046
3047         name = os_strchr(id, ' ');
3048         if (name == NULL)
3049                 return -1;
3050         *name++ = '\0';
3051
3052         id_s = atoi(cmd);
3053         id_d = atoi(id);
3054         wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
3055                    id_s, id_d, name);
3056
3057         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3058         if (ssid_s == NULL) {
3059                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3060                            "network id=%d", id_s);
3061                 return -1;
3062         }
3063
3064         ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
3065         if (ssid_d == NULL) {
3066                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3067                            "network id=%d", id_d);
3068                 return -1;
3069         }
3070
3071         value = wpa_config_get(ssid_s, name);
3072         if (value == NULL) {
3073                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3074                            "variable '%s'", name);
3075                 return -1;
3076         }
3077
3078         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
3079                                                        value);
3080
3081         os_free(value);
3082
3083         return ret;
3084 }
3085
3086
3087 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3088                                                 char *buf, size_t buflen)
3089 {
3090         char *pos, *end;
3091         struct wpa_cred *cred;
3092         int ret;
3093
3094         pos = buf;
3095         end = buf + buflen;
3096         ret = os_snprintf(pos, end - pos,
3097                           "cred id / realm / username / domain / imsi\n");
3098         if (os_snprintf_error(end - pos, ret))
3099                 return pos - buf;
3100         pos += ret;
3101
3102         cred = wpa_s->conf->cred;
3103         while (cred) {
3104                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3105                                   cred->id, cred->realm ? cred->realm : "",
3106                                   cred->username ? cred->username : "",
3107                                   cred->domain ? cred->domain[0] : "",
3108                                   cred->imsi ? cred->imsi : "");
3109                 if (os_snprintf_error(end - pos, ret))
3110                         return pos - buf;
3111                 pos += ret;
3112
3113                 cred = cred->next;
3114         }
3115
3116         return pos - buf;
3117 }
3118
3119
3120 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3121                                               char *buf, size_t buflen)
3122 {
3123         struct wpa_cred *cred;
3124         int ret;
3125
3126         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3127
3128         cred = wpa_config_add_cred(wpa_s->conf);
3129         if (cred == NULL)
3130                 return -1;
3131
3132         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3133
3134         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3135         if (os_snprintf_error(buflen, ret))
3136                 return -1;
3137         return ret;
3138 }
3139
3140
3141 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3142                                  struct wpa_cred *cred)
3143 {
3144         struct wpa_ssid *ssid;
3145         char str[20];
3146         int id;
3147
3148         if (cred == NULL) {
3149                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3150                 return -1;
3151         }
3152
3153         id = cred->id;
3154         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3155                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3156                 return -1;
3157         }
3158
3159         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3160
3161         /* Remove any network entry created based on the removed credential */
3162         ssid = wpa_s->conf->ssid;
3163         while (ssid) {
3164                 if (ssid->parent_cred == cred) {
3165                         int res;
3166
3167                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3168                                    "used the removed credential", ssid->id);
3169                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3170                         if (os_snprintf_error(sizeof(str), res))
3171                                 str[sizeof(str) - 1] = '\0';
3172                         ssid = ssid->next;
3173                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3174                 } else
3175                         ssid = ssid->next;
3176         }
3177
3178         return 0;
3179 }
3180
3181
3182 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3183                                                  char *cmd)
3184 {
3185         int id;
3186         struct wpa_cred *cred, *prev;
3187
3188         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3189          * "provisioning_sp=<FQDN> */
3190         if (os_strcmp(cmd, "all") == 0) {
3191                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3192                 cred = wpa_s->conf->cred;
3193                 while (cred) {
3194                         prev = cred;
3195                         cred = cred->next;
3196                         wpas_ctrl_remove_cred(wpa_s, prev);
3197                 }
3198                 return 0;
3199         }
3200
3201         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3202                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3203                            cmd + 8);
3204                 cred = wpa_s->conf->cred;
3205                 while (cred) {
3206                         prev = cred;
3207                         cred = cred->next;
3208                         if (prev->domain) {
3209                                 size_t i;
3210                                 for (i = 0; i < prev->num_domain; i++) {
3211                                         if (os_strcmp(prev->domain[i], cmd + 8)
3212                                             != 0)
3213                                                 continue;
3214                                         wpas_ctrl_remove_cred(wpa_s, prev);
3215                                         break;
3216                                 }
3217                         }
3218                 }
3219                 return 0;
3220         }
3221
3222         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3223                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3224                            cmd + 16);
3225                 cred = wpa_s->conf->cred;
3226                 while (cred) {
3227                         prev = cred;
3228                         cred = cred->next;
3229                         if (prev->provisioning_sp &&
3230                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3231                                 wpas_ctrl_remove_cred(wpa_s, prev);
3232                 }
3233                 return 0;
3234         }
3235
3236         id = atoi(cmd);
3237         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3238
3239         cred = wpa_config_get_cred(wpa_s->conf, id);
3240         return wpas_ctrl_remove_cred(wpa_s, cred);
3241 }
3242
3243
3244 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3245                                               char *cmd)
3246 {
3247         int id;
3248         struct wpa_cred *cred;
3249         char *name, *value;
3250
3251         /* cmd: "<cred id> <variable name> <value>" */
3252         name = os_strchr(cmd, ' ');
3253         if (name == NULL)
3254                 return -1;
3255         *name++ = '\0';
3256
3257         value = os_strchr(name, ' ');
3258         if (value == NULL)
3259                 return -1;
3260         *value++ = '\0';
3261
3262         id = atoi(cmd);
3263         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3264                    id, name);
3265         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3266                               (u8 *) value, os_strlen(value));
3267
3268         cred = wpa_config_get_cred(wpa_s->conf, id);
3269         if (cred == NULL) {
3270                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3271                            id);
3272                 return -1;
3273         }
3274
3275         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3276                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3277                            "variable '%s'", name);
3278                 return -1;
3279         }
3280
3281         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3282
3283         return 0;
3284 }
3285
3286
3287 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3288                                               char *cmd, char *buf,
3289                                               size_t buflen)
3290 {
3291         int id;
3292         size_t res;
3293         struct wpa_cred *cred;
3294         char *name, *value;
3295
3296         /* cmd: "<cred id> <variable name>" */
3297         name = os_strchr(cmd, ' ');
3298         if (name == NULL)
3299                 return -1;
3300         *name++ = '\0';
3301
3302         id = atoi(cmd);
3303         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3304                    id, name);
3305
3306         cred = wpa_config_get_cred(wpa_s->conf, id);
3307         if (cred == NULL) {
3308                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3309                            id);
3310                 return -1;
3311         }
3312
3313         value = wpa_config_get_cred_no_key(cred, name);
3314         if (value == NULL) {
3315                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3316                            name);
3317                 return -1;
3318         }
3319
3320         res = os_strlcpy(buf, value, buflen);
3321         if (res >= buflen) {
3322                 os_free(value);
3323                 return -1;
3324         }
3325
3326         os_free(value);
3327
3328         return res;
3329 }
3330
3331
3332 #ifndef CONFIG_NO_CONFIG_WRITE
3333 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3334 {
3335         int ret;
3336
3337         if (!wpa_s->conf->update_config) {
3338                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3339                            "to update configuration (update_config=0)");
3340                 return -1;
3341         }
3342
3343         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3344         if (ret) {
3345                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3346                            "update configuration");
3347         } else {
3348                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3349                            " updated");
3350         }
3351
3352         return ret;
3353 }
3354 #endif /* CONFIG_NO_CONFIG_WRITE */
3355
3356
3357 struct cipher_info {
3358         unsigned int capa;
3359         const char *name;
3360         int group_only;
3361 };
3362
3363 static const struct cipher_info ciphers[] = {
3364         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3365         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3366         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3367         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3368         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3369         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3370         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3371         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3372 };
3373
3374 static const struct cipher_info ciphers_group_mgmt[] = {
3375         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3376         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3377         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3378         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3379 };
3380
3381
3382 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3383                                               struct wpa_driver_capa *capa,
3384                                               char *buf, size_t buflen)
3385 {
3386         int ret;
3387         char *pos, *end;
3388         size_t len;
3389         unsigned int i;
3390
3391         pos = buf;
3392         end = pos + buflen;
3393
3394         if (res < 0) {
3395                 if (strict)
3396                         return 0;
3397                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3398                 if (len >= buflen)
3399                         return -1;
3400                 return len;
3401         }
3402
3403         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3404                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3405                         ret = os_snprintf(pos, end - pos, "%s%s",
3406                                           pos == buf ? "" : " ",
3407                                           ciphers[i].name);
3408                         if (os_snprintf_error(end - pos, ret))
3409                                 return pos - buf;
3410                         pos += ret;
3411                 }
3412         }
3413
3414         return pos - buf;
3415 }
3416
3417
3418 static int ctrl_iface_get_capability_group(int res, char *strict,
3419                                            struct wpa_driver_capa *capa,
3420                                            char *buf, size_t buflen)
3421 {
3422         int ret;
3423         char *pos, *end;
3424         size_t len;
3425         unsigned int i;
3426
3427         pos = buf;
3428         end = pos + buflen;
3429
3430         if (res < 0) {
3431                 if (strict)
3432                         return 0;
3433                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3434                 if (len >= buflen)
3435                         return -1;
3436                 return len;
3437         }
3438
3439         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3440                 if (capa->enc & ciphers[i].capa) {
3441                         ret = os_snprintf(pos, end - pos, "%s%s",
3442                                           pos == buf ? "" : " ",
3443                                           ciphers[i].name);
3444                         if (os_snprintf_error(end - pos, ret))
3445                                 return pos - buf;
3446                         pos += ret;
3447                 }
3448         }
3449
3450         return pos - buf;
3451 }
3452
3453
3454 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3455                                                 struct wpa_driver_capa *capa,
3456                                                 char *buf, size_t buflen)
3457 {
3458         int ret;
3459         char *pos, *end;
3460         unsigned int i;
3461
3462         pos = buf;
3463         end = pos + buflen;
3464
3465         if (res < 0)
3466                 return 0;
3467
3468         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3469                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3470                         ret = os_snprintf(pos, end - pos, "%s%s",
3471                                           pos == buf ? "" : " ",
3472                                           ciphers_group_mgmt[i].name);
3473                         if (os_snprintf_error(end - pos, ret))
3474                                 return pos - buf;
3475                         pos += ret;
3476                 }
3477         }
3478
3479         return pos - buf;
3480 }
3481
3482
3483 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3484                                               struct wpa_driver_capa *capa,
3485                                               char *buf, size_t buflen)
3486 {
3487         int ret;
3488         char *pos, *end;
3489         size_t len;
3490
3491         pos = buf;
3492         end = pos + buflen;
3493
3494         if (res < 0) {
3495                 if (strict)
3496                         return 0;
3497                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3498                                  "NONE", buflen);
3499                 if (len >= buflen)
3500                         return -1;
3501                 return len;
3502         }
3503
3504         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3505         if (os_snprintf_error(end - pos, ret))
3506                 return pos - buf;
3507         pos += ret;
3508
3509         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3510                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3511                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3512                 if (os_snprintf_error(end - pos, ret))
3513                         return pos - buf;
3514                 pos += ret;
3515         }
3516
3517         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3518                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3519                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3520                 if (os_snprintf_error(end - pos, ret))
3521                         return pos - buf;
3522                 pos += ret;
3523         }
3524
3525         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3526                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3527                 if (os_snprintf_error(end - pos, ret))
3528                         return pos - buf;
3529                 pos += ret;
3530         }
3531
3532 #ifdef CONFIG_SUITEB
3533         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3534                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3535                 if (os_snprintf_error(end - pos, ret))
3536                         return pos - buf;
3537                 pos += ret;
3538         }
3539 #endif /* CONFIG_SUITEB */
3540 #ifdef CONFIG_SUITEB192
3541         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3542                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3543                 if (os_snprintf_error(end - pos, ret))
3544                         return pos - buf;
3545                 pos += ret;
3546         }
3547 #endif /* CONFIG_SUITEB192 */
3548
3549         return pos - buf;
3550 }
3551
3552
3553 static int ctrl_iface_get_capability_proto(int res, char *strict,
3554                                            struct wpa_driver_capa *capa,
3555                                            char *buf, size_t buflen)
3556 {
3557         int ret;
3558         char *pos, *end;
3559         size_t len;
3560
3561         pos = buf;
3562         end = pos + buflen;
3563
3564         if (res < 0) {
3565                 if (strict)
3566                         return 0;
3567                 len = os_strlcpy(buf, "RSN WPA", buflen);
3568                 if (len >= buflen)
3569                         return -1;
3570                 return len;
3571         }
3572
3573         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3574                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3575                 ret = os_snprintf(pos, end - pos, "%sRSN",
3576                                   pos == buf ? "" : " ");
3577                 if (os_snprintf_error(end - pos, ret))
3578                         return pos - buf;
3579                 pos += ret;
3580         }
3581
3582         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3583                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3584                 ret = os_snprintf(pos, end - pos, "%sWPA",
3585                                   pos == buf ? "" : " ");
3586                 if (os_snprintf_error(end - pos, ret))
3587                         return pos - buf;
3588                 pos += ret;
3589         }
3590
3591         return pos - buf;
3592 }
3593
3594
3595 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3596                                               int res, char *strict,
3597                                               struct wpa_driver_capa *capa,
3598                                               char *buf, size_t buflen)
3599 {
3600         int ret;
3601         char *pos, *end;
3602         size_t len;
3603
3604         pos = buf;
3605         end = pos + buflen;
3606
3607         if (res < 0) {
3608                 if (strict)
3609                         return 0;
3610                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3611                 if (len >= buflen)
3612                         return -1;
3613                 return len;
3614         }
3615
3616         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3617                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3618                                   pos == buf ? "" : " ");
3619                 if (os_snprintf_error(end - pos, ret))
3620                         return pos - buf;
3621                 pos += ret;
3622         }
3623
3624         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3625                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3626                                   pos == buf ? "" : " ");
3627                 if (os_snprintf_error(end - pos, ret))
3628                         return pos - buf;
3629                 pos += ret;
3630         }
3631
3632         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3633                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3634                                   pos == buf ? "" : " ");
3635                 if (os_snprintf_error(end - pos, ret))
3636                         return pos - buf;
3637                 pos += ret;
3638         }
3639
3640 #ifdef CONFIG_SAE
3641         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3642                 ret = os_snprintf(pos, end - pos, "%sSAE",
3643                                   pos == buf ? "" : " ");
3644                 if (os_snprintf_error(end - pos, ret))
3645                         return pos - buf;
3646                 pos += ret;
3647         }
3648 #endif /* CONFIG_SAE */
3649
3650         return pos - buf;
3651 }
3652
3653
3654 static int ctrl_iface_get_capability_modes(int res, char *strict,
3655                                            struct wpa_driver_capa *capa,
3656                                            char *buf, size_t buflen)
3657 {
3658         int ret;
3659         char *pos, *end;
3660         size_t len;
3661
3662         pos = buf;
3663         end = pos + buflen;
3664
3665         if (res < 0) {
3666                 if (strict)
3667                         return 0;
3668                 len = os_strlcpy(buf, "IBSS AP", buflen);
3669                 if (len >= buflen)
3670                         return -1;
3671                 return len;
3672         }
3673
3674         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3675                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3676                                   pos == buf ? "" : " ");
3677                 if (os_snprintf_error(end - pos, ret))
3678                         return pos - buf;
3679                 pos += ret;
3680         }
3681
3682         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3683                 ret = os_snprintf(pos, end - pos, "%sAP",
3684                                   pos == buf ? "" : " ");
3685                 if (os_snprintf_error(end - pos, ret))
3686                         return pos - buf;
3687                 pos += ret;
3688         }
3689
3690 #ifdef CONFIG_MESH
3691         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3692                 ret = os_snprintf(pos, end - pos, "%sMESH",
3693                                   pos == buf ? "" : " ");
3694                 if (os_snprintf_error(end - pos, ret))
3695                         return pos - buf;
3696                 pos += ret;
3697         }
3698 #endif /* CONFIG_MESH */
3699
3700         return pos - buf;
3701 }
3702
3703
3704 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3705                                               char *buf, size_t buflen)
3706 {
3707         struct hostapd_channel_data *chnl;
3708         int ret, i, j;
3709         char *pos, *end, *hmode;
3710
3711         pos = buf;
3712         end = pos + buflen;
3713
3714         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3715                 switch (wpa_s->hw.modes[j].mode) {
3716                 case HOSTAPD_MODE_IEEE80211B:
3717                         hmode = "B";
3718                         break;
3719                 case HOSTAPD_MODE_IEEE80211G:
3720                         hmode = "G";
3721                         break;
3722                 case HOSTAPD_MODE_IEEE80211A:
3723                         hmode = "A";
3724                         break;
3725                 case HOSTAPD_MODE_IEEE80211AD:
3726                         hmode = "AD";
3727                         break;
3728                 default:
3729                         continue;
3730                 }
3731                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3732                 if (os_snprintf_error(end - pos, ret))
3733                         return pos - buf;
3734                 pos += ret;
3735                 chnl = wpa_s->hw.modes[j].channels;
3736                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3737                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3738                                 continue;
3739                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3740                         if (os_snprintf_error(end - pos, ret))
3741                                 return pos - buf;
3742                         pos += ret;
3743                 }
3744                 ret = os_snprintf(pos, end - pos, "\n");
3745                 if (os_snprintf_error(end - pos, ret))
3746                         return pos - buf;
3747                 pos += ret;
3748         }
3749
3750         return pos - buf;
3751 }
3752
3753
3754 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3755                                           char *buf, size_t buflen)
3756 {
3757         struct hostapd_channel_data *chnl;
3758         int ret, i, j;
3759         char *pos, *end, *hmode;
3760
3761         pos = buf;
3762         end = pos + buflen;
3763
3764         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3765                 switch (wpa_s->hw.modes[j].mode) {
3766                 case HOSTAPD_MODE_IEEE80211B:
3767                         hmode = "B";
3768                         break;
3769                 case HOSTAPD_MODE_IEEE80211G:
3770                         hmode = "G";
3771                         break;
3772                 case HOSTAPD_MODE_IEEE80211A:
3773                         hmode = "A";
3774                         break;
3775                 case HOSTAPD_MODE_IEEE80211AD:
3776                         hmode = "AD";
3777                         break;
3778                 default:
3779                         continue;
3780                 }
3781                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3782                                   hmode);
3783                 if (os_snprintf_error(end - pos, ret))
3784                         return pos - buf;
3785                 pos += ret;
3786                 chnl = wpa_s->hw.modes[j].channels;
3787                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3788                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3789                                 continue;
3790                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3791                                           chnl[i].chan, chnl[i].freq,
3792                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3793                                           " (NO_IR)" : "",
3794                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3795                                           " (DFS)" : "");
3796
3797                         if (os_snprintf_error(end - pos, ret))
3798                                 return pos - buf;
3799                         pos += ret;
3800                 }
3801                 ret = os_snprintf(pos, end - pos, "\n");
3802                 if (os_snprintf_error(end - pos, ret))
3803                         return pos - buf;
3804                 pos += ret;
3805         }
3806
3807         return pos - buf;
3808 }
3809
3810
3811 static int wpa_supplicant_ctrl_iface_get_capability(
3812         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3813         size_t buflen)
3814 {
3815         struct wpa_driver_capa capa;
3816         int res;
3817         char *strict;
3818         char field[30];
3819         size_t len;
3820
3821         /* Determine whether or not strict checking was requested */
3822         len = os_strlcpy(field, _field, sizeof(field));
3823         if (len >= sizeof(field))
3824                 return -1;
3825         strict = os_strchr(field, ' ');
3826         if (strict != NULL) {
3827                 *strict++ = '\0';
3828                 if (os_strcmp(strict, "strict") != 0)
3829                         return -1;
3830         }
3831
3832         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3833                 field, strict ? strict : "");
3834
3835         if (os_strcmp(field, "eap") == 0) {
3836                 return eap_get_names(buf, buflen);
3837         }
3838
3839         res = wpa_drv_get_capa(wpa_s, &capa);
3840
3841         if (os_strcmp(field, "pairwise") == 0)
3842                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3843                                                           buf, buflen);
3844
3845         if (os_strcmp(field, "group") == 0)
3846                 return ctrl_iface_get_capability_group(res, strict, &capa,
3847                                                        buf, buflen);
3848
3849         if (os_strcmp(field, "group_mgmt") == 0)
3850                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3851                                                             buf, buflen);
3852
3853         if (os_strcmp(field, "key_mgmt") == 0)
3854                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3855                                                           buf, buflen);
3856
3857         if (os_strcmp(field, "proto") == 0)
3858                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3859                                                        buf, buflen);
3860
3861         if (os_strcmp(field, "auth_alg") == 0)
3862                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3863                                                           &capa, buf, buflen);
3864
3865         if (os_strcmp(field, "modes") == 0)
3866                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3867                                                        buf, buflen);
3868
3869         if (os_strcmp(field, "channels") == 0)
3870                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3871
3872         if (os_strcmp(field, "freq") == 0)
3873                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3874
3875 #ifdef CONFIG_TDLS
3876         if (os_strcmp(field, "tdls") == 0)
3877                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3878 #endif /* CONFIG_TDLS */
3879
3880 #ifdef CONFIG_ERP
3881         if (os_strcmp(field, "erp") == 0) {
3882                 res = os_snprintf(buf, buflen, "ERP");
3883                 if (os_snprintf_error(buflen, res))
3884                         return -1;
3885                 return res;
3886         }
3887 #endif /* CONFIG_EPR */
3888
3889         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3890                    field);
3891
3892         return -1;
3893 }
3894
3895
3896 #ifdef CONFIG_INTERWORKING
3897 static char * anqp_add_hex(char *pos, char *end, const char *title,
3898                            struct wpabuf *data)
3899 {
3900         char *start = pos;
3901         size_t i;
3902         int ret;
3903         const u8 *d;
3904
3905         if (data == NULL)
3906                 return start;
3907
3908         ret = os_snprintf(pos, end - pos, "%s=", title);
3909         if (os_snprintf_error(end - pos, ret))
3910                 return start;
3911         pos += ret;
3912
3913         d = wpabuf_head_u8(data);
3914         for (i = 0; i < wpabuf_len(data); i++) {
3915                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3916                 if (os_snprintf_error(end - pos, ret))
3917                         return start;
3918                 pos += ret;
3919         }
3920
3921         ret = os_snprintf(pos, end - pos, "\n");
3922         if (os_snprintf_error(end - pos, ret))
3923                 return start;
3924         pos += ret;
3925
3926         return pos;
3927 }
3928 #endif /* CONFIG_INTERWORKING */
3929
3930
3931 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3932                           unsigned long mask, char *buf, size_t buflen)
3933 {
3934         size_t i;
3935         int ret;
3936         char *pos, *end;
3937         const u8 *ie, *ie2;
3938
3939         pos = buf;
3940         end = buf + buflen;
3941
3942         if (mask & WPA_BSS_MASK_ID) {
3943                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3944                 if (os_snprintf_error(end - pos, ret))
3945                         return 0;
3946                 pos += ret;
3947         }
3948
3949         if (mask & WPA_BSS_MASK_BSSID) {
3950                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3951                                   MAC2STR(bss->bssid));
3952                 if (os_snprintf_error(end - pos, ret))
3953                         return 0;
3954                 pos += ret;
3955         }
3956
3957         if (mask & WPA_BSS_MASK_FREQ) {
3958                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3959                 if (os_snprintf_error(end - pos, ret))
3960                         return 0;
3961                 pos += ret;
3962         }
3963
3964         if (mask & WPA_BSS_MASK_BEACON_INT) {
3965                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3966                                   bss->beacon_int);
3967                 if (os_snprintf_error(end - pos, ret))
3968                         return 0;
3969                 pos += ret;
3970         }
3971
3972         if (mask & WPA_BSS_MASK_CAPABILITIES) {
3973                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3974                                   bss->caps);
3975                 if (os_snprintf_error(end - pos, ret))
3976                         return 0;
3977                 pos += ret;
3978         }
3979
3980         if (mask & WPA_BSS_MASK_QUAL) {
3981                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3982                 if (os_snprintf_error(end - pos, ret))
3983                         return 0;
3984                 pos += ret;
3985         }
3986
3987         if (mask & WPA_BSS_MASK_NOISE) {
3988                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3989                 if (os_snprintf_error(end - pos, ret))
3990                         return 0;
3991                 pos += ret;
3992         }
3993
3994         if (mask & WPA_BSS_MASK_LEVEL) {
3995                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3996                 if (os_snprintf_error(end - pos, ret))
3997                         return 0;
3998                 pos += ret;
3999         }
4000
4001         if (mask & WPA_BSS_MASK_TSF) {
4002                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4003                                   (unsigned long long) bss->tsf);
4004                 if (os_snprintf_error(end - pos, ret))
4005                         return 0;
4006                 pos += ret;
4007         }
4008
4009         if (mask & WPA_BSS_MASK_AGE) {
4010                 struct os_reltime now;
4011
4012                 os_get_reltime(&now);
4013                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4014                                   (int) (now.sec - bss->last_update.sec));
4015                 if (os_snprintf_error(end - pos, ret))
4016                         return 0;
4017                 pos += ret;
4018         }
4019
4020         if (mask & WPA_BSS_MASK_IE) {
4021                 ret = os_snprintf(pos, end - pos, "ie=");
4022                 if (os_snprintf_error(end - pos, ret))
4023                         return 0;
4024                 pos += ret;
4025
4026                 ie = (const u8 *) (bss + 1);
4027                 for (i = 0; i < bss->ie_len; i++) {
4028                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4029                         if (os_snprintf_error(end - pos, ret))
4030                                 return 0;
4031                         pos += ret;
4032                 }
4033
4034                 ret = os_snprintf(pos, end - pos, "\n");
4035                 if (os_snprintf_error(end - pos, ret))
4036                         return 0;
4037                 pos += ret;
4038         }
4039
4040         if (mask & WPA_BSS_MASK_FLAGS) {
4041                 ret = os_snprintf(pos, end - pos, "flags=");
4042                 if (os_snprintf_error(end - pos, ret))
4043                         return 0;
4044                 pos += ret;
4045
4046                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4047                 if (ie)
4048                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4049                                                     2 + ie[1]);
4050                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4051                 if (ie2)
4052                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4053                                                     2 + ie2[1]);
4054                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4055                 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
4056                         ret = os_snprintf(pos, end - pos, "[WEP]");
4057                         if (os_snprintf_error(end - pos, ret))
4058                                 return 0;
4059                         pos += ret;
4060                 }
4061                 if (bss_is_dmg(bss)) {
4062                         const char *s;
4063                         ret = os_snprintf(pos, end - pos, "[DMG]");
4064                         if (os_snprintf_error(end - pos, ret))
4065                                 return 0;
4066                         pos += ret;
4067                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4068                         case IEEE80211_CAP_DMG_IBSS:
4069                                 s = "[IBSS]";
4070                                 break;
4071                         case IEEE80211_CAP_DMG_AP:
4072                                 s = "[ESS]";
4073                                 break;
4074                         case IEEE80211_CAP_DMG_PBSS:
4075                                 s = "[PBSS]";
4076                                 break;
4077                         default:
4078                                 s = "";
4079                                 break;
4080                         }
4081                         ret = os_snprintf(pos, end - pos, "%s", s);
4082                         if (os_snprintf_error(end - pos, ret))
4083                                 return 0;
4084                         pos += ret;
4085                 } else {
4086                         if (bss->caps & IEEE80211_CAP_IBSS) {
4087                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4088                                 if (os_snprintf_error(end - pos, ret))
4089                                         return 0;
4090                                 pos += ret;
4091                         }
4092                         if (bss->caps & IEEE80211_CAP_ESS) {
4093                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4094                                 if (os_snprintf_error(end - pos, ret))
4095                                         return 0;
4096                                 pos += ret;
4097                         }
4098                 }
4099                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4100                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4101                         ret = os_snprintf(pos, end - pos, "[P2P]");
4102                         if (os_snprintf_error(end - pos, ret))
4103                                 return 0;
4104                         pos += ret;
4105                 }
4106 #ifdef CONFIG_HS20
4107                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4108                         ret = os_snprintf(pos, end - pos, "[HS20]");
4109                         if (os_snprintf_error(end - pos, ret))
4110                                 return 0;
4111                         pos += ret;
4112                 }
4113 #endif /* CONFIG_HS20 */
4114
4115                 ret = os_snprintf(pos, end - pos, "\n");
4116                 if (os_snprintf_error(end - pos, ret))
4117                         return 0;
4118                 pos += ret;
4119         }
4120
4121         if (mask & WPA_BSS_MASK_SSID) {
4122                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4123                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4124                 if (os_snprintf_error(end - pos, ret))
4125                         return 0;
4126                 pos += ret;
4127         }
4128
4129 #ifdef CONFIG_WPS
4130         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4131                 ie = (const u8 *) (bss + 1);
4132                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4133                 if (ret < 0 || ret >= end - pos)
4134                         return 0;
4135                 pos += ret;
4136         }
4137 #endif /* CONFIG_WPS */
4138
4139 #ifdef CONFIG_P2P
4140         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4141                 ie = (const u8 *) (bss + 1);
4142                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4143                 if (ret < 0 || ret >= end - pos)
4144                         return 0;
4145                 pos += ret;
4146         }
4147 #endif /* CONFIG_P2P */
4148
4149 #ifdef CONFIG_WIFI_DISPLAY
4150         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4151                 struct wpabuf *wfd;
4152                 ie = (const u8 *) (bss + 1);
4153                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4154                                                   WFD_IE_VENDOR_TYPE);
4155                 if (wfd) {
4156                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4157                         if (os_snprintf_error(end - pos, ret)) {
4158                                 wpabuf_free(wfd);
4159                                 return 0;
4160                         }
4161                         pos += ret;
4162
4163                         pos += wpa_snprintf_hex(pos, end - pos,
4164                                                 wpabuf_head(wfd),
4165                                                 wpabuf_len(wfd));
4166                         wpabuf_free(wfd);
4167
4168                         ret = os_snprintf(pos, end - pos, "\n");
4169                         if (os_snprintf_error(end - pos, ret))
4170                                 return 0;
4171                         pos += ret;
4172                 }
4173         }
4174 #endif /* CONFIG_WIFI_DISPLAY */
4175
4176 #ifdef CONFIG_INTERWORKING
4177         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4178                 struct wpa_bss_anqp *anqp = bss->anqp;
4179                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4180                                    anqp->capability_list);
4181                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4182                                    anqp->venue_name);
4183                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4184                                    anqp->network_auth_type);
4185                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4186                                    anqp->roaming_consortium);
4187                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4188                                    anqp->ip_addr_type_availability);
4189                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4190                                    anqp->nai_realm);
4191                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4192                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4193                                    anqp->domain_name);
4194 #ifdef CONFIG_HS20
4195                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4196                                    anqp->hs20_capability_list);
4197                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4198                                    anqp->hs20_operator_friendly_name);
4199                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4200                                    anqp->hs20_wan_metrics);
4201                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4202                                    anqp->hs20_connection_capability);
4203                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4204                                    anqp->hs20_operating_class);
4205                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4206                                    anqp->hs20_osu_providers_list);
4207 #endif /* CONFIG_HS20 */
4208         }
4209 #endif /* CONFIG_INTERWORKING */
4210
4211 #ifdef CONFIG_MESH
4212         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4213                 ie = (const u8 *) (bss + 1);
4214                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4215                 if (ret < 0 || ret >= end - pos)
4216                         return 0;
4217                 pos += ret;
4218         }
4219 #endif /* CONFIG_MESH */
4220
4221         if (mask & WPA_BSS_MASK_SNR) {
4222                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4223                 if (os_snprintf_error(end - pos, ret))
4224                         return 0;
4225                 pos += ret;
4226         }
4227
4228         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4229                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4230                                   bss->est_throughput);
4231                 if (os_snprintf_error(end - pos, ret))
4232                         return 0;
4233                 pos += ret;
4234         }
4235
4236         if (mask & WPA_BSS_MASK_DELIM) {
4237                 ret = os_snprintf(pos, end - pos, "====\n");
4238                 if (os_snprintf_error(end - pos, ret))
4239                         return 0;
4240                 pos += ret;
4241         }
4242
4243         return pos - buf;
4244 }
4245
4246
4247 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4248                                          const char *cmd, char *buf,
4249                                          size_t buflen)
4250 {
4251         u8 bssid[ETH_ALEN];
4252         size_t i;
4253         struct wpa_bss *bss;
4254         struct wpa_bss *bsslast = NULL;
4255         struct dl_list *next;
4256         int ret = 0;
4257         int len;
4258         char *ctmp, *end = buf + buflen;
4259         unsigned long mask = WPA_BSS_MASK_ALL;
4260
4261         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4262                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4263                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4264                                             list_id);
4265                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4266                                                list_id);
4267                 } else { /* N1-N2 */
4268                         unsigned int id1, id2;
4269
4270                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4271                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4272                                            "format");
4273                                 return 0;
4274                         }
4275
4276                         if (*(cmd + 6) == '-')
4277                                 id1 = 0;
4278                         else
4279                                 id1 = atoi(cmd + 6);
4280                         ctmp++;
4281                         if (*ctmp >= '0' && *ctmp <= '9')
4282                                 id2 = atoi(ctmp);
4283                         else
4284                                 id2 = (unsigned int) -1;
4285                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4286                         if (id2 == (unsigned int) -1)
4287                                 bsslast = dl_list_last(&wpa_s->bss_id,
4288                                                        struct wpa_bss,
4289                                                        list_id);
4290                         else {
4291                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4292                                 if (bsslast == NULL && bss && id2 > id1) {
4293                                         struct wpa_bss *tmp = bss;
4294                                         for (;;) {
4295                                                 next = tmp->list_id.next;
4296                                                 if (next == &wpa_s->bss_id)
4297                                                         break;
4298                                                 tmp = dl_list_entry(
4299                                                         next, struct wpa_bss,
4300                                                         list_id);
4301                                                 if (tmp->id > id2)
4302                                                         break;
4303                                                 bsslast = tmp;
4304                                         }
4305                                 }
4306                         }
4307                 }
4308         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4309                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4310         else if (os_strncmp(cmd, "LAST", 4) == 0)
4311                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4312         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4313                 i = atoi(cmd + 3);
4314                 bss = wpa_bss_get_id(wpa_s, i);
4315         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4316                 i = atoi(cmd + 5);
4317                 bss = wpa_bss_get_id(wpa_s, i);
4318                 if (bss) {
4319                         next = bss->list_id.next;
4320                         if (next == &wpa_s->bss_id)
4321                                 bss = NULL;
4322                         else
4323                                 bss = dl_list_entry(next, struct wpa_bss,
4324                                                     list_id);
4325                 }
4326 #ifdef CONFIG_P2P
4327         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4328                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4329                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4330                 else
4331                         bss = NULL;
4332 #endif /* CONFIG_P2P */
4333         } else if (hwaddr_aton(cmd, bssid) == 0)
4334                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4335         else {
4336                 struct wpa_bss *tmp;
4337                 i = atoi(cmd);
4338                 bss = NULL;
4339                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4340                 {
4341                         if (i-- == 0) {
4342                                 bss = tmp;
4343                                 break;
4344                         }
4345                 }
4346         }
4347
4348         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4349                 mask = strtoul(ctmp + 5, NULL, 0x10);
4350                 if (mask == 0)
4351                         mask = WPA_BSS_MASK_ALL;
4352         }
4353
4354         if (bss == NULL)
4355                 return 0;
4356
4357         if (bsslast == NULL)
4358                 bsslast = bss;
4359         do {
4360                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4361                 ret += len;
4362                 buf += len;
4363                 buflen -= len;
4364                 if (bss == bsslast) {
4365                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4366                             (bss == dl_list_last(&wpa_s->bss_id,
4367                                                  struct wpa_bss, list_id))) {
4368                                 int res;
4369
4370                                 res = os_snprintf(buf - 5, end - buf + 5,
4371                                                   "####\n");
4372                                 if (os_snprintf_error(end - buf + 5, res)) {
4373                                         wpa_printf(MSG_DEBUG,
4374                                                    "Could not add end delim");
4375                                 }
4376                         }
4377                         break;
4378                 }
4379                 next = bss->list_id.next;
4380                 if (next == &wpa_s->bss_id)
4381                         break;
4382                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4383         } while (bss && len);
4384
4385         return ret;
4386 }
4387
4388
4389 static int wpa_supplicant_ctrl_iface_ap_scan(
4390         struct wpa_supplicant *wpa_s, char *cmd)
4391 {
4392         int ap_scan = atoi(cmd);
4393         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4394 }
4395
4396
4397 static int wpa_supplicant_ctrl_iface_scan_interval(
4398         struct wpa_supplicant *wpa_s, char *cmd)
4399 {
4400         int scan_int = atoi(cmd);
4401         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4402 }
4403
4404
4405 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4406         struct wpa_supplicant *wpa_s, char *cmd)
4407 {
4408         int expire_age = atoi(cmd);
4409         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4410 }
4411
4412
4413 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4414         struct wpa_supplicant *wpa_s, char *cmd)
4415 {
4416         int expire_count = atoi(cmd);
4417         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4418 }
4419
4420
4421 static void wpa_supplicant_ctrl_iface_bss_flush(
4422         struct wpa_supplicant *wpa_s, char *cmd)
4423 {
4424         int flush_age = atoi(cmd);
4425
4426         if (flush_age == 0)
4427                 wpa_bss_flush(wpa_s);
4428         else
4429                 wpa_bss_flush_by_age(wpa_s, flush_age);
4430 }
4431
4432
4433 #ifdef CONFIG_TESTING_OPTIONS
4434 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4435 {
4436         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4437         /* MLME-DELETEKEYS.request */
4438         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4439         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4440         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4441         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4442 #ifdef CONFIG_IEEE80211W
4443         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4444         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4445 #endif /* CONFIG_IEEE80211W */
4446
4447         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4448                         0);
4449         /* MLME-SETPROTECTION.request(None) */
4450         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4451                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4452                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4453         wpa_sm_drop_sa(wpa_s->wpa);
4454 }
4455 #endif /* CONFIG_TESTING_OPTIONS */
4456
4457
4458 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4459                                           char *addr)
4460 {
4461 #ifdef CONFIG_NO_SCAN_PROCESSING
4462         return -1;
4463 #else /* CONFIG_NO_SCAN_PROCESSING */
4464         u8 bssid[ETH_ALEN];
4465         struct wpa_bss *bss;
4466         struct wpa_ssid *ssid = wpa_s->current_ssid;
4467
4468         if (hwaddr_aton(addr, bssid)) {
4469                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4470                            "address '%s'", addr);
4471                 return -1;
4472         }
4473
4474         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4475
4476         if (!ssid) {
4477                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4478                            "configuration known for the target AP");
4479                 return -1;
4480         }
4481
4482         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4483         if (!bss) {
4484                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4485                            "from BSS table");
4486                 return -1;
4487         }
4488
4489         /*
4490          * TODO: Find best network configuration block from configuration to
4491          * allow roaming to other networks
4492          */
4493
4494         wpa_s->reassociate = 1;
4495         wpa_supplicant_connect(wpa_s, bss, ssid);
4496
4497         return 0;
4498 #endif /* CONFIG_NO_SCAN_PROCESSING */
4499 }
4500
4501
4502 #ifdef CONFIG_P2P
4503 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4504 {
4505         unsigned int timeout = atoi(cmd);
4506         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4507         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4508         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4509         char *pos;
4510         unsigned int search_delay;
4511         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4512         u8 seek_count = 0;
4513         int freq = 0;
4514
4515         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4516                 wpa_dbg(wpa_s, MSG_INFO,
4517                         "Reject P2P_FIND since interface is disabled");
4518                 return -1;
4519         }
4520         if (os_strstr(cmd, "type=social"))
4521                 type = P2P_FIND_ONLY_SOCIAL;
4522         else if (os_strstr(cmd, "type=progressive"))
4523                 type = P2P_FIND_PROGRESSIVE;
4524
4525         pos = os_strstr(cmd, "dev_id=");
4526         if (pos) {
4527                 pos += 7;
4528                 if (hwaddr_aton(pos, dev_id))
4529                         return -1;
4530                 _dev_id = dev_id;
4531         }
4532
4533         pos = os_strstr(cmd, "dev_type=");
4534         if (pos) {
4535                 pos += 9;
4536                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4537                         return -1;
4538                 _dev_type = dev_type;
4539         }
4540
4541         pos = os_strstr(cmd, "delay=");
4542         if (pos) {
4543                 pos += 6;
4544                 search_delay = atoi(pos);
4545         } else
4546                 search_delay = wpas_p2p_search_delay(wpa_s);
4547
4548         /* Must be searched for last, because it adds nul termination */
4549         pos = os_strstr(cmd, " seek=");
4550         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4551                 char *term;
4552
4553                 term = os_strchr(pos + 1, ' ');
4554                 _seek[seek_count++] = pos + 6;
4555                 seek = _seek;
4556                 pos = os_strstr(pos + 6, " seek=");
4557
4558                 if (term)
4559                         *term = '\0';
4560         }
4561         if (seek_count > P2P_MAX_QUERY_HASH) {
4562                 seek[0] = NULL;
4563                 seek_count = 1;
4564         }
4565
4566         pos = os_strstr(cmd, "freq=");
4567         if (pos) {
4568                 pos += 5;
4569                 freq = atoi(pos);
4570                 if (freq <= 0)
4571                         return -1;
4572         }
4573
4574         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4575                              _dev_id, search_delay, seek_count, seek, freq);
4576 }
4577
4578
4579 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4580 {
4581         struct p2ps_provision *p2ps_prov;
4582         char *pos;
4583         size_t info_len = 0;
4584         char *info = NULL;
4585         u8 role = P2PS_SETUP_NONE;
4586         long long unsigned val;
4587
4588         pos = os_strstr(cmd, "info=");
4589         if (pos) {
4590                 pos += 5;
4591                 info_len = os_strlen(pos);
4592
4593                 if (info_len) {
4594                         info = os_malloc(info_len + 1);
4595                         if (info) {
4596                                 info_len = utf8_unescape(pos, info_len,
4597                                                          info, info_len + 1);
4598                         } else
4599                                 info_len = 0;
4600                 }
4601         }
4602
4603         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4604         if (p2ps_prov == NULL) {
4605                 os_free(info);
4606                 return NULL;
4607         }
4608
4609         if (info) {
4610                 os_memcpy(p2ps_prov->info, info, info_len);
4611                 p2ps_prov->info[info_len] = '\0';
4612                 os_free(info);
4613         }
4614
4615         pos = os_strstr(cmd, "status=");
4616         if (pos)
4617                 p2ps_prov->status = atoi(pos + 7);
4618         else
4619                 p2ps_prov->status = -1;
4620
4621         pos = os_strstr(cmd, "adv_id=");
4622         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4623                 goto invalid_args;
4624         p2ps_prov->adv_id = val;
4625
4626         pos = os_strstr(cmd, "method=");
4627         if (pos)
4628                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4629         else
4630                 p2ps_prov->method = 0;
4631
4632         pos = os_strstr(cmd, "session=");
4633         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4634                 goto invalid_args;
4635         p2ps_prov->session_id = val;
4636
4637         pos = os_strstr(cmd, "adv_mac=");
4638         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4639                 goto invalid_args;
4640
4641         pos = os_strstr(cmd, "session_mac=");
4642         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4643                 goto invalid_args;
4644
4645         /* force conncap with tstCap (no sanity checks) */
4646         pos = os_strstr(cmd, "tstCap=");
4647         if (pos) {
4648                 role = strtol(pos + 7, NULL, 16);
4649         } else {
4650                 pos = os_strstr(cmd, "role=");
4651                 if (pos) {
4652                         role = strtol(pos + 5, NULL, 16);
4653                         if (role != P2PS_SETUP_CLIENT &&
4654                             role != P2PS_SETUP_GROUP_OWNER)
4655                                 role = P2PS_SETUP_NONE;
4656                 }
4657         }
4658         p2ps_prov->role = role;
4659
4660         return p2ps_prov;
4661
4662 invalid_args:
4663         os_free(p2ps_prov);
4664         return NULL;
4665 }
4666
4667
4668 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4669 {
4670         u8 addr[ETH_ALEN];
4671         struct p2ps_provision *p2ps_prov;
4672         char *pos;
4673
4674         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4675
4676         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4677
4678         if (hwaddr_aton(cmd, addr))
4679                 return -1;
4680
4681         pos = cmd + 17;
4682         if (*pos != ' ')
4683                 return -1;
4684
4685         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4686         if (!p2ps_prov)
4687                 return -1;
4688
4689         if (p2ps_prov->status < 0) {
4690                 os_free(p2ps_prov);
4691                 return -1;
4692         }
4693
4694         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4695                                   p2ps_prov);
4696 }
4697
4698
4699 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4700 {
4701         u8 addr[ETH_ALEN];
4702         struct p2ps_provision *p2ps_prov;
4703         char *pos;
4704
4705         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4706          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4707          */
4708
4709         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4710         if (hwaddr_aton(cmd, addr))
4711                 return -1;
4712
4713         pos = cmd + 17;
4714         if (*pos != ' ')
4715                 return -1;
4716
4717         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4718         if (!p2ps_prov)
4719                 return -1;
4720
4721         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4722                                   p2ps_prov);
4723 }
4724
4725
4726 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4727                             char *buf, size_t buflen)
4728 {
4729         u8 addr[ETH_ALEN];
4730         char *pos, *pos2;
4731         char *pin = NULL;
4732         enum p2p_wps_method wps_method;
4733         int new_pin;
4734         int ret;
4735         int persistent_group, persistent_id = -1;
4736         int join;
4737         int auth;
4738         int automatic;
4739         int go_intent = -1;
4740         int freq = 0;
4741         int pd;
4742         int ht40, vht;
4743
4744         if (!wpa_s->global->p2p_init_wpa_s)
4745                 return -1;
4746         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4747                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4748                         wpa_s->global->p2p_init_wpa_s->ifname);
4749                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4750         }
4751
4752         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4753          * [persistent|persistent=<network id>]
4754          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4755          * [ht40] [vht] [auto] */
4756
4757         if (hwaddr_aton(cmd, addr))
4758                 return -1;
4759
4760         pos = cmd + 17;
4761         if (*pos != ' ')
4762                 return -1;
4763         pos++;
4764
4765         persistent_group = os_strstr(pos, " persistent") != NULL;
4766         pos2 = os_strstr(pos, " persistent=");
4767         if (pos2) {
4768                 struct wpa_ssid *ssid;
4769                 persistent_id = atoi(pos2 + 12);
4770                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4771                 if (ssid == NULL || ssid->disabled != 2 ||
4772                     ssid->mode != WPAS_MODE_P2P_GO) {
4773                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4774                                    "SSID id=%d for persistent P2P group (GO)",
4775                                    persistent_id);
4776                         return -1;
4777                 }
4778         }
4779         join = os_strstr(pos, " join") != NULL;
4780         auth = os_strstr(pos, " auth") != NULL;
4781         automatic = os_strstr(pos, " auto") != NULL;
4782         pd = os_strstr(pos, " provdisc") != NULL;
4783         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4784         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4785                 vht;
4786
4787         pos2 = os_strstr(pos, " go_intent=");
4788         if (pos2) {
4789                 pos2 += 11;
4790                 go_intent = atoi(pos2);
4791                 if (go_intent < 0 || go_intent > 15)
4792                         return -1;
4793         }
4794
4795         pos2 = os_strstr(pos, " freq=");
4796         if (pos2) {
4797                 pos2 += 6;
4798                 freq = atoi(pos2);
4799                 if (freq <= 0)
4800                         return -1;
4801         }
4802
4803         if (os_strncmp(pos, "pin", 3) == 0) {
4804                 /* Request random PIN (to be displayed) and enable the PIN */
4805                 wps_method = WPS_PIN_DISPLAY;
4806         } else if (os_strncmp(pos, "pbc", 3) == 0) {
4807                 wps_method = WPS_PBC;
4808         } else {
4809                 pin = pos;
4810                 pos = os_strchr(pin, ' ');
4811                 wps_method = WPS_PIN_KEYPAD;
4812                 if (pos) {
4813                         *pos++ = '\0';
4814                         if (os_strncmp(pos, "display", 7) == 0)
4815                                 wps_method = WPS_PIN_DISPLAY;
4816                         else if (os_strncmp(pos, "p2ps", 4) == 0)
4817                                 wps_method = WPS_P2PS;
4818                 }
4819                 if (!wps_pin_str_valid(pin)) {
4820                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4821                         return 17;
4822                 }
4823         }
4824
4825         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4826                                    persistent_group, automatic, join,
4827                                    auth, go_intent, freq, persistent_id, pd,
4828                                    ht40, vht);
4829         if (new_pin == -2) {
4830                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4831                 return 25;
4832         }
4833         if (new_pin == -3) {
4834                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4835                 return 25;
4836         }
4837         if (new_pin < 0)
4838                 return -1;
4839         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4840                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4841                 if (os_snprintf_error(buflen, ret))
4842                         return -1;
4843                 return ret;
4844         }
4845
4846         os_memcpy(buf, "OK\n", 3);
4847         return 3;
4848 }
4849
4850
4851 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4852 {
4853         unsigned int timeout = atoi(cmd);
4854         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4855                 wpa_dbg(wpa_s, MSG_INFO,
4856                         "Reject P2P_LISTEN since interface is disabled");
4857                 return -1;
4858         }
4859         return wpas_p2p_listen(wpa_s, timeout);
4860 }
4861
4862
4863 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4864 {
4865         u8 addr[ETH_ALEN];
4866         char *pos;
4867         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4868
4869         /* <addr> <config method> [join|auto] */
4870
4871         if (hwaddr_aton(cmd, addr))
4872                 return -1;
4873
4874         pos = cmd + 17;
4875         if (*pos != ' ')
4876                 return -1;
4877         pos++;
4878
4879         if (os_strstr(pos, " join") != NULL)
4880                 use = WPAS_P2P_PD_FOR_JOIN;
4881         else if (os_strstr(pos, " auto") != NULL)
4882                 use = WPAS_P2P_PD_AUTO;
4883
4884         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
4885 }
4886
4887
4888 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4889                               size_t buflen)
4890 {
4891         struct wpa_ssid *ssid = wpa_s->current_ssid;
4892
4893         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4894             ssid->passphrase == NULL)
4895                 return -1;
4896
4897         os_strlcpy(buf, ssid->passphrase, buflen);
4898         return os_strlen(buf);
4899 }
4900
4901
4902 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4903                                   char *buf, size_t buflen)
4904 {
4905         u64 ref;
4906         int res;
4907         u8 dst_buf[ETH_ALEN], *dst;
4908         struct wpabuf *tlvs;
4909         char *pos;
4910         size_t len;
4911
4912         if (hwaddr_aton(cmd, dst_buf))
4913                 return -1;
4914         dst = dst_buf;
4915         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4916             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4917                 dst = NULL;
4918         pos = cmd + 17;
4919         if (*pos != ' ')
4920                 return -1;
4921         pos++;
4922
4923         if (os_strncmp(pos, "upnp ", 5) == 0) {
4924                 u8 version;
4925                 pos += 5;
4926                 if (hexstr2bin(pos, &version, 1) < 0)
4927                         return -1;
4928                 pos += 2;
4929                 if (*pos != ' ')
4930                         return -1;
4931                 pos++;
4932                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4933 #ifdef CONFIG_WIFI_DISPLAY
4934         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4935                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4936 #endif /* CONFIG_WIFI_DISPLAY */
4937         } else if (os_strncmp(pos, "asp ", 4) == 0) {
4938                 char *svc_str;
4939                 char *svc_info = NULL;
4940                 u32 id;
4941
4942                 pos += 4;
4943                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
4944                         return -1;
4945
4946                 pos = os_strchr(pos, ' ');
4947                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
4948                         return -1;
4949
4950                 svc_str = pos + 1;
4951
4952                 pos = os_strchr(svc_str, ' ');
4953
4954                 if (pos)
4955                         *pos++ = '\0';
4956
4957                 /* All remaining data is the svc_info string */
4958                 if (pos && pos[0] && pos[0] != ' ') {
4959                         len = os_strlen(pos);
4960
4961                         /* Unescape in place */
4962                         len = utf8_unescape(pos, len, pos, len);
4963                         if (len > 0xff)
4964                                 return -1;
4965
4966                         svc_info = pos;
4967                 }
4968
4969                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
4970                                               svc_str, svc_info);
4971         } else {
4972                 len = os_strlen(pos);
4973                 if (len & 1)
4974                         return -1;
4975                 len /= 2;
4976                 tlvs = wpabuf_alloc(len);
4977                 if (tlvs == NULL)
4978                         return -1;
4979                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4980                         wpabuf_free(tlvs);
4981                         return -1;
4982                 }
4983
4984                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4985                 wpabuf_free(tlvs);
4986         }
4987         if (ref == 0)
4988                 return -1;
4989         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4990         if (os_snprintf_error(buflen, res))
4991                 return -1;
4992         return res;
4993 }
4994
4995
4996 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4997                                          char *cmd)
4998 {
4999         long long unsigned val;
5000         u64 req;
5001         if (sscanf(cmd, "%llx", &val) != 1)
5002                 return -1;
5003         req = val;
5004         return wpas_p2p_sd_cancel_request(wpa_s, req);
5005 }
5006
5007
5008 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5009 {
5010         int freq;
5011         u8 dst[ETH_ALEN];
5012         u8 dialog_token;
5013         struct wpabuf *resp_tlvs;
5014         char *pos, *pos2;
5015         size_t len;
5016
5017         pos = os_strchr(cmd, ' ');
5018         if (pos == NULL)
5019                 return -1;
5020         *pos++ = '\0';
5021         freq = atoi(cmd);
5022         if (freq == 0)
5023                 return -1;
5024
5025         if (hwaddr_aton(pos, dst))
5026                 return -1;
5027         pos += 17;
5028         if (*pos != ' ')
5029                 return -1;
5030         pos++;
5031
5032         pos2 = os_strchr(pos, ' ');
5033         if (pos2 == NULL)
5034                 return -1;
5035         *pos2++ = '\0';
5036         dialog_token = atoi(pos);
5037
5038         len = os_strlen(pos2);
5039         if (len & 1)
5040                 return -1;
5041         len /= 2;
5042         resp_tlvs = wpabuf_alloc(len);
5043         if (resp_tlvs == NULL)
5044                 return -1;
5045         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5046                 wpabuf_free(resp_tlvs);
5047                 return -1;
5048         }
5049
5050         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5051         wpabuf_free(resp_tlvs);
5052         return 0;
5053 }
5054
5055
5056 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5057                                        char *cmd)
5058 {
5059         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5060                 return -1;
5061         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5062         return 0;
5063 }
5064
5065
5066 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5067                                         char *cmd)
5068 {
5069         char *pos;
5070         size_t len;
5071         struct wpabuf *query, *resp;
5072
5073         pos = os_strchr(cmd, ' ');
5074         if (pos == NULL)
5075                 return -1;
5076         *pos++ = '\0';
5077
5078         len = os_strlen(cmd);
5079         if (len & 1)
5080                 return -1;
5081         len /= 2;
5082         query = wpabuf_alloc(len);
5083         if (query == NULL)
5084                 return -1;
5085         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5086                 wpabuf_free(query);
5087                 return -1;
5088         }
5089
5090         len = os_strlen(pos);
5091         if (len & 1) {
5092                 wpabuf_free(query);
5093                 return -1;
5094         }
5095         len /= 2;
5096         resp = wpabuf_alloc(len);
5097         if (resp == NULL) {
5098                 wpabuf_free(query);
5099                 return -1;
5100         }
5101         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5102                 wpabuf_free(query);
5103                 wpabuf_free(resp);
5104                 return -1;
5105         }
5106
5107         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5108                 wpabuf_free(query);
5109                 wpabuf_free(resp);
5110                 return -1;
5111         }
5112         return 0;
5113 }
5114
5115
5116 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5117 {
5118         char *pos;
5119         u8 version;
5120
5121         pos = os_strchr(cmd, ' ');
5122         if (pos == NULL)
5123                 return -1;
5124         *pos++ = '\0';
5125
5126         if (hexstr2bin(cmd, &version, 1) < 0)
5127                 return -1;
5128
5129         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5130 }
5131
5132
5133 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5134                                     u8 replace, char *cmd)
5135 {
5136         char *pos;
5137         char *adv_str;
5138         u32 auto_accept, adv_id, svc_state, config_methods;
5139         char *svc_info = NULL;
5140
5141         pos = os_strchr(cmd, ' ');
5142         if (pos == NULL)
5143                 return -1;
5144         *pos++ = '\0';
5145
5146         /* Auto-Accept value is mandatory, and must be one of the
5147          * single values (0, 1, 2, 4) */
5148         auto_accept = atoi(cmd);
5149         switch (auto_accept) {
5150         case P2PS_SETUP_NONE: /* No auto-accept */
5151         case P2PS_SETUP_NEW:
5152         case P2PS_SETUP_CLIENT:
5153         case P2PS_SETUP_GROUP_OWNER:
5154                 break;
5155         default:
5156                 return -1;
5157         }
5158
5159         /* Advertisement ID is mandatory */
5160         cmd = pos;
5161         pos = os_strchr(cmd, ' ');
5162         if (pos == NULL)
5163                 return -1;
5164         *pos++ = '\0';
5165
5166         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5167         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5168                 return -1;
5169
5170         /* Only allow replacements if exist, and adds if not */
5171         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5172                 if (!replace)
5173                         return -1;
5174         } else {
5175                 if (replace)
5176                         return -1;
5177         }
5178
5179         /* svc_state between 0 - 0xff is mandatory */
5180         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5181                 return -1;
5182
5183         pos = os_strchr(pos, ' ');
5184         if (pos == NULL)
5185                 return -1;
5186
5187         /* config_methods is mandatory */
5188         pos++;
5189         if (sscanf(pos, "%x", &config_methods) != 1)
5190                 return -1;
5191
5192         if (!(config_methods &
5193               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5194                 return -1;
5195
5196         pos = os_strchr(pos, ' ');
5197         if (pos == NULL)
5198                 return -1;
5199
5200         pos++;
5201         adv_str = pos;
5202
5203         /* Advertisement string is mandatory */
5204         if (!pos[0] || pos[0] == ' ')
5205                 return -1;
5206
5207         /* Terminate svc string */
5208         pos = os_strchr(pos, ' ');
5209         if (pos != NULL)
5210                 *pos++ = '\0';
5211
5212         /* Service and Response Information are optional */
5213         if (pos && pos[0]) {
5214                 size_t len;
5215
5216                 /* Note the bare ' included, which cannot exist legally
5217                  * in unescaped string. */
5218                 svc_info = os_strstr(pos, "svc_info='");
5219
5220                 if (svc_info) {
5221                         svc_info += 9;
5222                         len = os_strlen(svc_info);
5223                         utf8_unescape(svc_info, len, svc_info, len);
5224                 }
5225         }
5226
5227         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5228                                         (u8) svc_state, (u16) config_methods,
5229                                         svc_info);
5230 }
5231
5232
5233 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5234 {
5235         char *pos;
5236
5237         pos = os_strchr(cmd, ' ');
5238         if (pos == NULL)
5239                 return -1;
5240         *pos++ = '\0';
5241
5242         if (os_strcmp(cmd, "bonjour") == 0)
5243                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5244         if (os_strcmp(cmd, "upnp") == 0)
5245                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5246         if (os_strcmp(cmd, "asp") == 0)
5247                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5248         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5249         return -1;
5250 }
5251
5252
5253 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5254                                         char *cmd)
5255 {
5256         size_t len;
5257         struct wpabuf *query;
5258         int ret;
5259
5260         len = os_strlen(cmd);
5261         if (len & 1)
5262                 return -1;
5263         len /= 2;
5264         query = wpabuf_alloc(len);
5265         if (query == NULL)
5266                 return -1;
5267         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5268                 wpabuf_free(query);
5269                 return -1;
5270         }
5271
5272         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5273         wpabuf_free(query);
5274         return ret;
5275 }
5276
5277
5278 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5279 {
5280         char *pos;
5281         u8 version;
5282
5283         pos = os_strchr(cmd, ' ');
5284         if (pos == NULL)
5285                 return -1;
5286         *pos++ = '\0';
5287
5288         if (hexstr2bin(cmd, &version, 1) < 0)
5289                 return -1;
5290
5291         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5292 }
5293
5294
5295 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5296 {
5297         u32 adv_id;
5298
5299         if (sscanf(cmd, "%x", &adv_id) != 1)
5300                 return -1;
5301
5302         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5303 }
5304
5305
5306 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5307 {
5308         char *pos;
5309
5310         pos = os_strchr(cmd, ' ');
5311         if (pos == NULL)
5312                 return -1;
5313         *pos++ = '\0';
5314
5315         if (os_strcmp(cmd, "bonjour") == 0)
5316                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5317         if (os_strcmp(cmd, "upnp") == 0)
5318                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5319         if (os_strcmp(cmd, "asp") == 0)
5320                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5321         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5322         return -1;
5323 }
5324
5325
5326 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5327 {
5328         char *pos;
5329
5330         pos = os_strchr(cmd, ' ');
5331         if (pos == NULL)
5332                 return -1;
5333         *pos++ = '\0';
5334
5335         if (os_strcmp(cmd, "asp") == 0)
5336                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5337
5338         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5339         return -1;
5340 }
5341
5342
5343 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5344 {
5345         u8 addr[ETH_ALEN];
5346
5347         /* <addr> */
5348
5349         if (hwaddr_aton(cmd, addr))
5350                 return -1;
5351
5352         return wpas_p2p_reject(wpa_s, addr);
5353 }
5354
5355
5356 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5357 {
5358         char *pos;
5359         int id;
5360         struct wpa_ssid *ssid;
5361         u8 *_peer = NULL, peer[ETH_ALEN];
5362         int freq = 0, pref_freq = 0;
5363         int ht40, vht;
5364
5365         id = atoi(cmd);
5366         pos = os_strstr(cmd, " peer=");
5367         if (pos) {
5368                 pos += 6;
5369                 if (hwaddr_aton(pos, peer))
5370                         return -1;
5371                 _peer = peer;
5372         }
5373         ssid = wpa_config_get_network(wpa_s->conf, id);
5374         if (ssid == NULL || ssid->disabled != 2) {
5375                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5376                            "for persistent P2P group",
5377                            id);
5378                 return -1;
5379         }
5380
5381         pos = os_strstr(cmd, " freq=");
5382         if (pos) {
5383                 pos += 6;
5384                 freq = atoi(pos);
5385                 if (freq <= 0)
5386                         return -1;
5387         }
5388
5389         pos = os_strstr(cmd, " pref=");
5390         if (pos) {
5391                 pos += 6;
5392                 pref_freq = atoi(pos);
5393                 if (pref_freq <= 0)
5394                         return -1;
5395         }
5396
5397         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5398         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5399                 vht;
5400
5401         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
5402                                pref_freq);
5403 }
5404
5405
5406 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5407 {
5408         char *pos;
5409         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5410
5411         pos = os_strstr(cmd, " peer=");
5412         if (!pos)
5413                 return -1;
5414
5415         *pos = '\0';
5416         pos += 6;
5417         if (hwaddr_aton(pos, peer)) {
5418                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5419                 return -1;
5420         }
5421
5422         pos = os_strstr(pos, " go_dev_addr=");
5423         if (pos) {
5424                 pos += 13;
5425                 if (hwaddr_aton(pos, go_dev_addr)) {
5426                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5427                                    pos);
5428                         return -1;
5429                 }
5430                 go_dev = go_dev_addr;
5431         }
5432
5433         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5434 }
5435
5436
5437 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5438 {
5439         if (os_strncmp(cmd, "persistent=", 11) == 0)
5440                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5441         if (os_strncmp(cmd, "group=", 6) == 0)
5442                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5443
5444         return -1;
5445 }
5446
5447
5448 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5449                                          char *cmd, int freq, int ht40,
5450                                          int vht)
5451 {
5452         int id;
5453         struct wpa_ssid *ssid;
5454
5455         id = atoi(cmd);
5456         ssid = wpa_config_get_network(wpa_s->conf, id);
5457         if (ssid == NULL || ssid->disabled != 2) {
5458                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5459                            "for persistent P2P group",
5460                            id);
5461                 return -1;
5462         }
5463
5464         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
5465                                              NULL, 0);
5466 }
5467
5468
5469 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5470 {
5471         int freq = 0, ht40, vht;
5472         char *pos;
5473
5474         pos = os_strstr(cmd, "freq=");
5475         if (pos)
5476                 freq = atoi(pos + 5);
5477
5478         vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
5479         ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5480                 vht;
5481
5482         if (os_strncmp(cmd, "persistent=", 11) == 0)
5483                 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
5484                                                      ht40, vht);
5485         if (os_strcmp(cmd, "persistent") == 0 ||
5486             os_strncmp(cmd, "persistent ", 11) == 0)
5487                 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
5488         if (os_strncmp(cmd, "freq=", 5) == 0)
5489                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5490         if (ht40)
5491                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5492
5493         wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
5494                    cmd);
5495         return -1;
5496 }
5497
5498
5499 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5500                          char *buf, size_t buflen)
5501 {
5502         u8 addr[ETH_ALEN], *addr_ptr;
5503         int next, res;
5504         const struct p2p_peer_info *info;
5505         char *pos, *end;
5506         char devtype[WPS_DEV_TYPE_BUFSIZE];
5507         struct wpa_ssid *ssid;
5508         size_t i;
5509
5510         if (!wpa_s->global->p2p)
5511                 return -1;
5512
5513         if (os_strcmp(cmd, "FIRST") == 0) {
5514                 addr_ptr = NULL;
5515                 next = 0;
5516         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5517                 if (hwaddr_aton(cmd + 5, addr) < 0)
5518                         return -1;
5519                 addr_ptr = addr;
5520                 next = 1;
5521         } else {
5522                 if (hwaddr_aton(cmd, addr) < 0)
5523                         return -1;
5524                 addr_ptr = addr;
5525                 next = 0;
5526         }
5527
5528         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5529         if (info == NULL)
5530                 return -1;
5531
5532         pos = buf;
5533         end = buf + buflen;
5534
5535         res = os_snprintf(pos, end - pos, MACSTR "\n"
5536                           "pri_dev_type=%s\n"
5537                           "device_name=%s\n"
5538                           "manufacturer=%s\n"
5539                           "model_name=%s\n"
5540                           "model_number=%s\n"
5541                           "serial_number=%s\n"
5542                           "config_methods=0x%x\n"
5543                           "dev_capab=0x%x\n"
5544                           "group_capab=0x%x\n"
5545                           "level=%d\n",
5546                           MAC2STR(info->p2p_device_addr),
5547                           wps_dev_type_bin2str(info->pri_dev_type,
5548                                                devtype, sizeof(devtype)),
5549                           info->device_name,
5550                           info->manufacturer,
5551                           info->model_name,
5552                           info->model_number,
5553                           info->serial_number,
5554                           info->config_methods,
5555                           info->dev_capab,
5556                           info->group_capab,
5557                           info->level);
5558         if (os_snprintf_error(end - pos, res))
5559                 return pos - buf;
5560         pos += res;
5561
5562         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5563         {
5564                 const u8 *t;
5565                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5566                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5567                                   wps_dev_type_bin2str(t, devtype,
5568                                                        sizeof(devtype)));
5569                 if (os_snprintf_error(end - pos, res))
5570                         return pos - buf;
5571                 pos += res;
5572         }
5573
5574         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5575         if (ssid) {
5576                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5577                 if (os_snprintf_error(end - pos, res))
5578                         return pos - buf;
5579                 pos += res;
5580         }
5581
5582         res = p2p_get_peer_info_txt(info, pos, end - pos);
5583         if (res < 0)
5584                 return pos - buf;
5585         pos += res;
5586
5587         if (info->vendor_elems) {
5588                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5589                 if (os_snprintf_error(end - pos, res))
5590                         return pos - buf;
5591                 pos += res;
5592
5593                 pos += wpa_snprintf_hex(pos, end - pos,
5594                                         wpabuf_head(info->vendor_elems),
5595                                         wpabuf_len(info->vendor_elems));
5596
5597                 res = os_snprintf(pos, end - pos, "\n");
5598                 if (os_snprintf_error(end - pos, res))
5599                         return pos - buf;
5600                 pos += res;
5601         }
5602
5603         return pos - buf;
5604 }
5605
5606
5607 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5608                                   const char *param)
5609 {
5610         unsigned int i;
5611
5612         if (wpa_s->global->p2p == NULL)
5613                 return -1;
5614
5615         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5616                 return -1;
5617
5618         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5619                 struct wpa_freq_range *freq;
5620                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5621                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5622                            freq->min, freq->max);
5623         }
5624
5625         wpas_p2p_update_channel_list(wpa_s);
5626         return 0;
5627 }
5628
5629
5630 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5631 {
5632         char *param;
5633
5634         if (wpa_s->global->p2p == NULL)
5635                 return -1;
5636
5637         param = os_strchr(cmd, ' ');
5638         if (param == NULL)
5639                 return -1;
5640         *param++ = '\0';
5641
5642         if (os_strcmp(cmd, "discoverability") == 0) {
5643                 p2p_set_client_discoverability(wpa_s->global->p2p,
5644                                                atoi(param));
5645                 return 0;
5646         }
5647
5648         if (os_strcmp(cmd, "managed") == 0) {
5649                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5650                 return 0;
5651         }
5652
5653         if (os_strcmp(cmd, "listen_channel") == 0) {
5654                 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5655                                               atoi(param), 1);
5656         }
5657
5658         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5659                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5660                                             os_strlen(param));
5661         }
5662
5663         if (os_strcmp(cmd, "noa") == 0) {
5664                 char *pos;
5665                 int count, start, duration;
5666                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5667                 count = atoi(param);
5668                 pos = os_strchr(param, ',');
5669                 if (pos == NULL)
5670                         return -1;
5671                 pos++;
5672                 start = atoi(pos);
5673                 pos = os_strchr(pos, ',');
5674                 if (pos == NULL)
5675                         return -1;
5676                 pos++;
5677                 duration = atoi(pos);
5678                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5679                         return -1;
5680                 if (count == 0 && duration > 0)
5681                         return -1;
5682                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5683                            "start=%d duration=%d", count, start, duration);
5684                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5685         }
5686
5687         if (os_strcmp(cmd, "ps") == 0)
5688                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5689
5690         if (os_strcmp(cmd, "oppps") == 0)
5691                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5692
5693         if (os_strcmp(cmd, "ctwindow") == 0)
5694                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5695
5696         if (os_strcmp(cmd, "disabled") == 0) {
5697                 wpa_s->global->p2p_disabled = atoi(param);
5698                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5699                            wpa_s->global->p2p_disabled ?
5700                            "disabled" : "enabled");
5701                 if (wpa_s->global->p2p_disabled) {
5702                         wpas_p2p_stop_find(wpa_s);
5703                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5704                         p2p_flush(wpa_s->global->p2p);
5705                 }
5706                 return 0;
5707         }
5708
5709         if (os_strcmp(cmd, "conc_pref") == 0) {
5710                 if (os_strcmp(param, "sta") == 0)
5711                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5712                 else if (os_strcmp(param, "p2p") == 0)
5713                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5714                 else {
5715                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5716                         return -1;
5717                 }
5718                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5719                            "%s", param);
5720                 return 0;
5721         }
5722
5723         if (os_strcmp(cmd, "force_long_sd") == 0) {
5724                 wpa_s->force_long_sd = atoi(param);
5725                 return 0;
5726         }
5727
5728         if (os_strcmp(cmd, "peer_filter") == 0) {
5729                 u8 addr[ETH_ALEN];
5730                 if (hwaddr_aton(param, addr))
5731                         return -1;
5732                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5733                 return 0;
5734         }
5735
5736         if (os_strcmp(cmd, "cross_connect") == 0)
5737                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
5738
5739         if (os_strcmp(cmd, "go_apsd") == 0) {
5740                 if (os_strcmp(param, "disable") == 0)
5741                         wpa_s->set_ap_uapsd = 0;
5742                 else {
5743                         wpa_s->set_ap_uapsd = 1;
5744                         wpa_s->ap_uapsd = atoi(param);
5745                 }
5746                 return 0;
5747         }
5748
5749         if (os_strcmp(cmd, "client_apsd") == 0) {
5750                 if (os_strcmp(param, "disable") == 0)
5751                         wpa_s->set_sta_uapsd = 0;
5752                 else {
5753                         int be, bk, vi, vo;
5754                         char *pos;
5755                         /* format: BE,BK,VI,VO;max SP Length */
5756                         be = atoi(param);
5757                         pos = os_strchr(param, ',');
5758                         if (pos == NULL)
5759                                 return -1;
5760                         pos++;
5761                         bk = atoi(pos);
5762                         pos = os_strchr(pos, ',');
5763                         if (pos == NULL)
5764                                 return -1;
5765                         pos++;
5766                         vi = atoi(pos);
5767                         pos = os_strchr(pos, ',');
5768                         if (pos == NULL)
5769                                 return -1;
5770                         pos++;
5771                         vo = atoi(pos);
5772                         /* ignore max SP Length for now */
5773
5774                         wpa_s->set_sta_uapsd = 1;
5775                         wpa_s->sta_uapsd = 0;
5776                         if (be)
5777                                 wpa_s->sta_uapsd |= BIT(0);
5778                         if (bk)
5779                                 wpa_s->sta_uapsd |= BIT(1);
5780                         if (vi)
5781                                 wpa_s->sta_uapsd |= BIT(2);
5782                         if (vo)
5783                                 wpa_s->sta_uapsd |= BIT(3);
5784                 }
5785                 return 0;
5786         }
5787
5788         if (os_strcmp(cmd, "disallow_freq") == 0)
5789                 return p2p_ctrl_disallow_freq(wpa_s, param);
5790
5791         if (os_strcmp(cmd, "disc_int") == 0) {
5792                 int min_disc_int, max_disc_int, max_disc_tu;
5793                 char *pos;
5794
5795                 pos = param;
5796
5797                 min_disc_int = atoi(pos);
5798                 pos = os_strchr(pos, ' ');
5799                 if (pos == NULL)
5800                         return -1;
5801                 *pos++ = '\0';
5802
5803                 max_disc_int = atoi(pos);
5804                 pos = os_strchr(pos, ' ');
5805                 if (pos == NULL)
5806                         return -1;
5807                 *pos++ = '\0';
5808
5809                 max_disc_tu = atoi(pos);
5810
5811                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
5812                                         max_disc_int, max_disc_tu);
5813         }
5814
5815         if (os_strcmp(cmd, "per_sta_psk") == 0) {
5816                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
5817                 return 0;
5818         }
5819
5820 #ifdef CONFIG_WPS_NFC
5821         if (os_strcmp(cmd, "nfc_tag") == 0)
5822                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
5823 #endif /* CONFIG_WPS_NFC */
5824
5825         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
5826                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
5827                 return 0;
5828         }
5829
5830         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
5831                    cmd);
5832
5833         return -1;
5834 }
5835
5836
5837 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
5838 {
5839         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5840         wpa_s->force_long_sd = 0;
5841         wpas_p2p_stop_find(wpa_s);
5842         if (wpa_s->global->p2p)
5843                 p2p_flush(wpa_s->global->p2p);
5844 }
5845
5846
5847 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
5848 {
5849         char *pos, *pos2;
5850         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
5851
5852         if (cmd[0]) {
5853                 pos = os_strchr(cmd, ' ');
5854                 if (pos == NULL)
5855                         return -1;
5856                 *pos++ = '\0';
5857                 dur1 = atoi(cmd);
5858
5859                 pos2 = os_strchr(pos, ' ');
5860                 if (pos2)
5861                         *pos2++ = '\0';
5862                 int1 = atoi(pos);
5863         } else
5864                 pos2 = NULL;
5865
5866         if (pos2) {
5867                 pos = os_strchr(pos2, ' ');
5868                 if (pos == NULL)
5869                         return -1;
5870                 *pos++ = '\0';
5871                 dur2 = atoi(pos2);
5872                 int2 = atoi(pos);
5873         }
5874
5875         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5876 }
5877
5878
5879 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5880 {
5881         char *pos;
5882         unsigned int period = 0, interval = 0;
5883
5884         if (cmd[0]) {
5885                 pos = os_strchr(cmd, ' ');
5886                 if (pos == NULL)
5887                         return -1;
5888                 *pos++ = '\0';
5889                 period = atoi(cmd);
5890                 interval = atoi(pos);
5891         }
5892
5893         return wpas_p2p_ext_listen(wpa_s, period, interval);
5894 }
5895
5896
5897 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5898 {
5899         const char *pos;
5900         u8 peer[ETH_ALEN];
5901         int iface_addr = 0;
5902
5903         pos = cmd;
5904         if (os_strncmp(pos, "iface=", 6) == 0) {
5905                 iface_addr = 1;
5906                 pos += 6;
5907         }
5908         if (hwaddr_aton(pos, peer))
5909                 return -1;
5910
5911         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5912         return 0;
5913 }
5914
5915 #endif /* CONFIG_P2P */
5916
5917
5918 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5919 {
5920         struct wpa_freq_range_list ranges;
5921         int *freqs = NULL;
5922         struct hostapd_hw_modes *mode;
5923         u16 i;
5924
5925         if (wpa_s->hw.modes == NULL)
5926                 return NULL;
5927
5928         os_memset(&ranges, 0, sizeof(ranges));
5929         if (freq_range_list_parse(&ranges, val) < 0)
5930                 return NULL;
5931
5932         for (i = 0; i < wpa_s->hw.num_modes; i++) {
5933                 int j;
5934
5935                 mode = &wpa_s->hw.modes[i];
5936                 for (j = 0; j < mode->num_channels; j++) {
5937                         unsigned int freq;
5938
5939                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
5940                                 continue;
5941
5942                         freq = mode->channels[j].freq;
5943                         if (!freq_range_list_includes(&ranges, freq))
5944                                 continue;
5945
5946                         int_array_add_unique(&freqs, freq);
5947                 }
5948         }
5949
5950         os_free(ranges.range);
5951         return freqs;
5952 }
5953
5954
5955 #ifdef CONFIG_INTERWORKING
5956
5957 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
5958 {
5959         int auto_sel = 0;
5960         int *freqs = NULL;
5961
5962         if (param) {
5963                 char *pos;
5964
5965                 auto_sel = os_strstr(param, "auto") != NULL;
5966
5967                 pos = os_strstr(param, "freq=");
5968                 if (pos) {
5969                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
5970                         if (freqs == NULL)
5971                                 return -1;
5972                 }
5973
5974         }
5975
5976         return interworking_select(wpa_s, auto_sel, freqs);
5977 }
5978
5979
5980 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
5981                                      int only_add)
5982 {
5983         u8 bssid[ETH_ALEN];
5984         struct wpa_bss *bss;
5985
5986         if (hwaddr_aton(dst, bssid)) {
5987                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
5988                 return -1;
5989         }
5990
5991         bss = wpa_bss_get_bssid(wpa_s, bssid);
5992         if (bss == NULL) {
5993                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
5994                            MAC2STR(bssid));
5995                 return -1;
5996         }
5997
5998         if (bss->ssid_len == 0) {
5999                 int found = 0;
6000
6001                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6002                            " does not have SSID information", MAC2STR(bssid));
6003
6004                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6005                                          list) {
6006                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6007                             bss->ssid_len > 0) {
6008                                 found = 1;
6009                                 break;
6010                         }
6011                 }
6012
6013                 if (!found)
6014                         return -1;
6015                 wpa_printf(MSG_DEBUG,
6016                            "Found another matching BSS entry with SSID");
6017         }
6018
6019         return interworking_connect(wpa_s, bss, only_add);
6020 }
6021
6022
6023 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6024 {
6025         u8 dst_addr[ETH_ALEN];
6026         int used;
6027         char *pos;
6028 #define MAX_ANQP_INFO_ID 100
6029         u16 id[MAX_ANQP_INFO_ID];
6030         size_t num_id = 0;
6031         u32 subtypes = 0;
6032
6033         used = hwaddr_aton2(dst, dst_addr);
6034         if (used < 0)
6035                 return -1;
6036         pos = dst + used;
6037         if (*pos == ' ')
6038                 pos++;
6039         while (num_id < MAX_ANQP_INFO_ID) {
6040                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6041 #ifdef CONFIG_HS20
6042                         int num = atoi(pos + 5);
6043                         if (num <= 0 || num > 31)
6044                                 return -1;
6045                         subtypes |= BIT(num);
6046 #else /* CONFIG_HS20 */
6047                         return -1;
6048 #endif /* CONFIG_HS20 */
6049                 } else {
6050                         id[num_id] = atoi(pos);
6051                         if (id[num_id])
6052                                 num_id++;
6053                 }
6054                 pos = os_strchr(pos + 1, ',');
6055                 if (pos == NULL)
6056                         break;
6057                 pos++;
6058         }
6059
6060         if (num_id == 0)
6061                 return -1;
6062
6063         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6064 }
6065
6066
6067 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6068 {
6069         u8 dst_addr[ETH_ALEN];
6070         struct wpabuf *advproto, *query = NULL;
6071         int used, ret = -1;
6072         char *pos, *end;
6073         size_t len;
6074
6075         used = hwaddr_aton2(cmd, dst_addr);
6076         if (used < 0)
6077                 return -1;
6078
6079         pos = cmd + used;
6080         while (*pos == ' ')
6081                 pos++;
6082
6083         /* Advertisement Protocol ID */
6084         end = os_strchr(pos, ' ');
6085         if (end)
6086                 len = end - pos;
6087         else
6088                 len = os_strlen(pos);
6089         if (len & 0x01)
6090                 return -1;
6091         len /= 2;
6092         if (len == 0)
6093                 return -1;
6094         advproto = wpabuf_alloc(len);
6095         if (advproto == NULL)
6096                 return -1;
6097         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6098                 goto fail;
6099
6100         if (end) {
6101                 /* Optional Query Request */
6102                 pos = end + 1;
6103                 while (*pos == ' ')
6104                         pos++;
6105
6106                 len = os_strlen(pos);
6107                 if (len) {
6108                         if (len & 0x01)
6109                                 goto fail;
6110                         len /= 2;
6111                         if (len == 0)
6112                                 goto fail;
6113                         query = wpabuf_alloc(len);
6114                         if (query == NULL)
6115                                 goto fail;
6116                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6117                                 goto fail;
6118                 }
6119         }
6120
6121         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6122
6123 fail:
6124         wpabuf_free(advproto);
6125         wpabuf_free(query);
6126
6127         return ret;
6128 }
6129
6130
6131 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6132                             size_t buflen)
6133 {
6134         u8 addr[ETH_ALEN];
6135         int dialog_token;
6136         int used;
6137         char *pos;
6138         size_t resp_len, start, requested_len;
6139         struct wpabuf *resp;
6140         int ret;
6141
6142         used = hwaddr_aton2(cmd, addr);
6143         if (used < 0)
6144                 return -1;
6145
6146         pos = cmd + used;
6147         while (*pos == ' ')
6148                 pos++;
6149         dialog_token = atoi(pos);
6150
6151         if (wpa_s->last_gas_resp &&
6152             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6153             dialog_token == wpa_s->last_gas_dialog_token)
6154                 resp = wpa_s->last_gas_resp;
6155         else if (wpa_s->prev_gas_resp &&
6156                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6157                  dialog_token == wpa_s->prev_gas_dialog_token)
6158                 resp = wpa_s->prev_gas_resp;
6159         else
6160                 return -1;
6161
6162         resp_len = wpabuf_len(resp);
6163         start = 0;
6164         requested_len = resp_len;
6165
6166         pos = os_strchr(pos, ' ');
6167         if (pos) {
6168                 start = atoi(pos);
6169                 if (start > resp_len)
6170                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6171                 pos = os_strchr(pos, ',');
6172                 if (pos == NULL)
6173                         return -1;
6174                 pos++;
6175                 requested_len = atoi(pos);
6176                 if (start + requested_len > resp_len)
6177                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6178         }
6179
6180         if (requested_len * 2 + 1 > buflen)
6181                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6182
6183         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6184                                requested_len);
6185
6186         if (start + requested_len == resp_len) {
6187                 /*
6188                  * Free memory by dropping the response after it has been
6189                  * fetched.
6190                  */
6191                 if (resp == wpa_s->prev_gas_resp) {
6192                         wpabuf_free(wpa_s->prev_gas_resp);
6193                         wpa_s->prev_gas_resp = NULL;
6194                 } else {
6195                         wpabuf_free(wpa_s->last_gas_resp);
6196                         wpa_s->last_gas_resp = NULL;
6197                 }
6198         }
6199
6200         return ret;
6201 }
6202 #endif /* CONFIG_INTERWORKING */
6203
6204
6205 #ifdef CONFIG_HS20
6206
6207 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6208 {
6209         u8 dst_addr[ETH_ALEN];
6210         int used;
6211         char *pos;
6212         u32 subtypes = 0;
6213
6214         used = hwaddr_aton2(dst, dst_addr);
6215         if (used < 0)
6216                 return -1;
6217         pos = dst + used;
6218         if (*pos == ' ')
6219                 pos++;
6220         for (;;) {
6221                 int num = atoi(pos);
6222                 if (num <= 0 || num > 31)
6223                         return -1;
6224                 subtypes |= BIT(num);
6225                 pos = os_strchr(pos + 1, ',');
6226                 if (pos == NULL)
6227                         break;
6228                 pos++;
6229         }
6230
6231         if (subtypes == 0)
6232                 return -1;
6233
6234         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
6235 }
6236
6237
6238 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6239                                     const u8 *addr, const char *realm)
6240 {
6241         u8 *buf;
6242         size_t rlen, len;
6243         int ret;
6244
6245         rlen = os_strlen(realm);
6246         len = 3 + rlen;
6247         buf = os_malloc(len);
6248         if (buf == NULL)
6249                 return -1;
6250         buf[0] = 1; /* NAI Home Realm Count */
6251         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6252         buf[2] = rlen;
6253         os_memcpy(buf + 3, realm, rlen);
6254
6255         ret = hs20_anqp_send_req(wpa_s, addr,
6256                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6257                                  buf, len);
6258
6259         os_free(buf);
6260
6261         return ret;
6262 }
6263
6264
6265 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6266                                         char *dst)
6267 {
6268         struct wpa_cred *cred = wpa_s->conf->cred;
6269         u8 dst_addr[ETH_ALEN];
6270         int used;
6271         u8 *buf;
6272         size_t len;
6273         int ret;
6274
6275         used = hwaddr_aton2(dst, dst_addr);
6276         if (used < 0)
6277                 return -1;
6278
6279         while (dst[used] == ' ')
6280                 used++;
6281         if (os_strncmp(dst + used, "realm=", 6) == 0)
6282                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6283                                                 dst + used + 6);
6284
6285         len = os_strlen(dst + used);
6286
6287         if (len == 0 && cred && cred->realm)
6288                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6289
6290         if (len & 1)
6291                 return -1;
6292         len /= 2;
6293         buf = os_malloc(len);
6294         if (buf == NULL)
6295                 return -1;
6296         if (hexstr2bin(dst + used, buf, len) < 0) {
6297                 os_free(buf);
6298                 return -1;
6299         }
6300
6301         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6302                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6303                                  buf, len);
6304         os_free(buf);
6305
6306         return ret;
6307 }
6308
6309
6310 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
6311 {
6312         u8 dst_addr[ETH_ALEN];
6313         int used;
6314         char *icon;
6315
6316         used = hwaddr_aton2(cmd, dst_addr);
6317         if (used < 0)
6318                 return -1;
6319
6320         while (cmd[used] == ' ')
6321                 used++;
6322         icon = &cmd[used];
6323
6324         wpa_s->fetch_osu_icon_in_progress = 0;
6325         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6326                                   (u8 *) icon, os_strlen(icon));
6327 }
6328
6329 #endif /* CONFIG_HS20 */
6330
6331
6332 #ifdef CONFIG_AUTOSCAN
6333
6334 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6335                                               char *cmd)
6336 {
6337         enum wpa_states state = wpa_s->wpa_state;
6338         char *new_params = NULL;
6339
6340         if (os_strlen(cmd) > 0) {
6341                 new_params = os_strdup(cmd);
6342                 if (new_params == NULL)
6343                         return -1;
6344         }
6345
6346         os_free(wpa_s->conf->autoscan);
6347         wpa_s->conf->autoscan = new_params;
6348
6349         if (wpa_s->conf->autoscan == NULL)
6350                 autoscan_deinit(wpa_s);
6351         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6352                 autoscan_init(wpa_s, 1);
6353         else if (state == WPA_SCANNING)
6354                 wpa_supplicant_reinit_autoscan(wpa_s);
6355
6356         return 0;
6357 }
6358
6359 #endif /* CONFIG_AUTOSCAN */
6360
6361
6362 #ifdef CONFIG_WNM
6363
6364 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6365 {
6366         int enter;
6367         int intval = 0;
6368         char *pos;
6369         int ret;
6370         struct wpabuf *tfs_req = NULL;
6371
6372         if (os_strncmp(cmd, "enter", 5) == 0)
6373                 enter = 1;
6374         else if (os_strncmp(cmd, "exit", 4) == 0)
6375                 enter = 0;
6376         else
6377                 return -1;
6378
6379         pos = os_strstr(cmd, " interval=");
6380         if (pos)
6381                 intval = atoi(pos + 10);
6382
6383         pos = os_strstr(cmd, " tfs_req=");
6384         if (pos) {
6385                 char *end;
6386                 size_t len;
6387                 pos += 9;
6388                 end = os_strchr(pos, ' ');
6389                 if (end)
6390                         len = end - pos;
6391                 else
6392                         len = os_strlen(pos);
6393                 if (len & 1)
6394                         return -1;
6395                 len /= 2;
6396                 tfs_req = wpabuf_alloc(len);
6397                 if (tfs_req == NULL)
6398                         return -1;
6399                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6400                         wpabuf_free(tfs_req);
6401                         return -1;
6402                 }
6403         }
6404
6405         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6406                                            WNM_SLEEP_MODE_EXIT, intval,
6407                                            tfs_req);
6408         wpabuf_free(tfs_req);
6409
6410         return ret;
6411 }
6412
6413
6414 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6415 {
6416         int query_reason;
6417
6418         query_reason = atoi(cmd);
6419
6420         wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
6421                    query_reason);
6422
6423         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
6424 }
6425
6426 #endif /* CONFIG_WNM */
6427
6428
6429 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6430                                       size_t buflen)
6431 {
6432         struct wpa_signal_info si;
6433         int ret;
6434         char *pos, *end;
6435
6436         ret = wpa_drv_signal_poll(wpa_s, &si);
6437         if (ret)
6438                 return -1;
6439
6440         pos = buf;
6441         end = buf + buflen;
6442
6443         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6444                           "NOISE=%d\nFREQUENCY=%u\n",
6445                           si.current_signal, si.current_txrate / 1000,
6446                           si.current_noise, si.frequency);
6447         if (os_snprintf_error(end - pos, ret))
6448                 return -1;
6449         pos += ret;
6450
6451         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6452                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6453                                   channel_width_to_string(si.chanwidth));
6454                 if (os_snprintf_error(end - pos, ret))
6455                         return -1;
6456                 pos += ret;
6457         }
6458
6459         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6460                 ret = os_snprintf(pos, end - pos,
6461                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6462                                   si.center_frq1, si.center_frq2);
6463                 if (os_snprintf_error(end - pos, ret))
6464                         return -1;
6465                 pos += ret;
6466         }
6467
6468         if (si.avg_signal) {
6469                 ret = os_snprintf(pos, end - pos,
6470                                   "AVG_RSSI=%d\n", si.avg_signal);
6471                 if (os_snprintf_error(end - pos, ret))
6472                         return -1;
6473                 pos += ret;
6474         }
6475
6476         return pos - buf;
6477 }
6478
6479
6480 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6481                                       size_t buflen)
6482 {
6483         struct hostap_sta_driver_data sta;
6484         int ret;
6485
6486         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6487         if (ret)
6488                 return -1;
6489
6490         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6491                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6492         if (os_snprintf_error(buflen, ret))
6493                 return -1;
6494         return ret;
6495 }
6496
6497
6498 #ifdef ANDROID
6499 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6500                                      char *buf, size_t buflen)
6501 {
6502         int ret;
6503
6504         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6505         if (ret == 0) {
6506                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6507                         struct p2p_data *p2p = wpa_s->global->p2p;
6508                         if (p2p) {
6509                                 char country[3];
6510                                 country[0] = cmd[8];
6511                                 country[1] = cmd[9];
6512                                 country[2] = 0x04;
6513                                 p2p_set_country(p2p, country);
6514                         }
6515                 }
6516                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6517                 if (os_snprintf_error(buflen, ret))
6518                         ret = -1;
6519         }
6520         return ret;
6521 }
6522 #endif /* ANDROID */
6523
6524
6525 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6526                                      char *buf, size_t buflen)
6527 {
6528         int ret;
6529         char *pos;
6530         u8 *data = NULL;
6531         unsigned int vendor_id, subcmd;
6532         struct wpabuf *reply;
6533         size_t data_len = 0;
6534
6535         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6536         vendor_id = strtoul(cmd, &pos, 16);
6537         if (!isblank(*pos))
6538                 return -EINVAL;
6539
6540         subcmd = strtoul(pos, &pos, 10);
6541
6542         if (*pos != '\0') {
6543                 if (!isblank(*pos++))
6544                         return -EINVAL;
6545                 data_len = os_strlen(pos);
6546         }
6547
6548         if (data_len) {
6549                 data_len /= 2;
6550                 data = os_malloc(data_len);
6551                 if (!data)
6552                         return -1;
6553
6554                 if (hexstr2bin(pos, data, data_len)) {
6555                         wpa_printf(MSG_DEBUG,
6556                                    "Vendor command: wrong parameter format");
6557                         os_free(data);
6558                         return -EINVAL;
6559                 }
6560         }
6561
6562         reply = wpabuf_alloc((buflen - 1) / 2);
6563         if (!reply) {
6564                 os_free(data);
6565                 return -1;
6566         }
6567
6568         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6569                                  reply);
6570
6571         if (ret == 0)
6572                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6573                                        wpabuf_len(reply));
6574
6575         wpabuf_free(reply);
6576         os_free(data);
6577
6578         return ret;
6579 }
6580
6581
6582 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6583 {
6584 #ifdef CONFIG_P2P
6585         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6586                 wpa_s->global->p2p_init_wpa_s : wpa_s;
6587 #endif /* CONFIG_P2P */
6588
6589         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6590
6591 #ifdef CONFIG_P2P
6592         wpas_p2p_cancel(p2p_wpa_s);
6593         p2p_ctrl_flush(p2p_wpa_s);
6594         wpas_p2p_group_remove(p2p_wpa_s, "*");
6595         wpas_p2p_service_flush(p2p_wpa_s);
6596         p2p_wpa_s->global->p2p_disabled = 0;
6597         p2p_wpa_s->global->p2p_per_sta_psk = 0;
6598         p2p_wpa_s->conf->num_sec_device_types = 0;
6599         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
6600         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
6601         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
6602         p2p_wpa_s->global->pending_p2ps_group = 0;
6603 #endif /* CONFIG_P2P */
6604
6605 #ifdef CONFIG_WPS_TESTING
6606         wps_version_number = 0x20;
6607         wps_testing_dummy_cred = 0;
6608         wps_corrupt_pkhash = 0;
6609 #endif /* CONFIG_WPS_TESTING */
6610 #ifdef CONFIG_WPS
6611         wpa_s->wps_fragment_size = 0;
6612         wpas_wps_cancel(wpa_s);
6613         wps_registrar_flush(wpa_s->wps->registrar);
6614 #endif /* CONFIG_WPS */
6615         wpa_s->after_wps = 0;
6616         wpa_s->known_wps_freq = 0;
6617
6618 #ifdef CONFIG_TDLS
6619 #ifdef CONFIG_TDLS_TESTING
6620         extern unsigned int tdls_testing;
6621         tdls_testing = 0;
6622 #endif /* CONFIG_TDLS_TESTING */
6623         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
6624         wpa_tdls_enable(wpa_s->wpa, 1);
6625 #endif /* CONFIG_TDLS */
6626
6627         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
6628         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
6629
6630         wpa_s->no_keep_alive = 0;
6631
6632         os_free(wpa_s->disallow_aps_bssid);
6633         wpa_s->disallow_aps_bssid = NULL;
6634         wpa_s->disallow_aps_bssid_count = 0;
6635         os_free(wpa_s->disallow_aps_ssid);
6636         wpa_s->disallow_aps_ssid = NULL;
6637         wpa_s->disallow_aps_ssid_count = 0;
6638
6639         wpa_s->set_sta_uapsd = 0;
6640         wpa_s->sta_uapsd = 0;
6641
6642         wpa_drv_radio_disable(wpa_s, 0);
6643         wpa_blacklist_clear(wpa_s);
6644         wpa_s->extra_blacklist_count = 0;
6645         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
6646         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
6647         wpa_config_flush_blobs(wpa_s->conf);
6648         wpa_s->conf->auto_interworking = 0;
6649         wpa_s->conf->okc = 0;
6650
6651         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6652         rsn_preauth_deinit(wpa_s->wpa);
6653
6654         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
6655         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
6656         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
6657         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6658
6659         radio_remove_works(wpa_s, NULL, 1);
6660         wpa_s->ext_work_in_progress = 0;
6661
6662         wpa_s->next_ssid = NULL;
6663
6664 #ifdef CONFIG_INTERWORKING
6665         hs20_cancel_fetch_osu(wpa_s);
6666 #endif /* CONFIG_INTERWORKING */
6667
6668         wpa_s->ext_mgmt_frame_handling = 0;
6669         wpa_s->ext_eapol_frame_io = 0;
6670 #ifdef CONFIG_TESTING_OPTIONS
6671         wpa_s->extra_roc_dur = 0;
6672         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
6673 #endif /* CONFIG_TESTING_OPTIONS */
6674
6675         wpa_s->disconnected = 0;
6676         os_free(wpa_s->next_scan_freqs);
6677         wpa_s->next_scan_freqs = NULL;
6678
6679         wpa_bss_flush(wpa_s);
6680         if (!dl_list_empty(&wpa_s->bss)) {
6681                 wpa_printf(MSG_DEBUG,
6682                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
6683                            MACSTR " pending_bssid=" MACSTR,
6684                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
6685                            MAC2STR(wpa_s->bssid),
6686                            MAC2STR(wpa_s->pending_bssid));
6687         }
6688 }
6689
6690
6691 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
6692                                      char *buf, size_t buflen)
6693 {
6694         struct wpa_radio_work *work;
6695         char *pos, *end;
6696         struct os_reltime now, diff;
6697
6698         pos = buf;
6699         end = buf + buflen;
6700
6701         os_get_reltime(&now);
6702
6703         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6704         {
6705                 int ret;
6706
6707                 os_reltime_sub(&now, &work->time, &diff);
6708                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
6709                                   work->type, work->wpa_s->ifname, work->freq,
6710                                   work->started, diff.sec, diff.usec);
6711                 if (os_snprintf_error(end - pos, ret))
6712                         break;
6713                 pos += ret;
6714         }
6715
6716         return pos - buf;
6717 }
6718
6719
6720 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
6721 {
6722         struct wpa_radio_work *work = eloop_ctx;
6723         struct wpa_external_work *ework = work->ctx;
6724
6725         wpa_dbg(work->wpa_s, MSG_DEBUG,
6726                 "Timing out external radio work %u (%s)",
6727                 ework->id, work->type);
6728         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
6729         work->wpa_s->ext_work_in_progress = 0;
6730         radio_work_done(work);
6731         os_free(ework);
6732 }
6733
6734
6735 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
6736 {
6737         struct wpa_external_work *ework = work->ctx;
6738
6739         if (deinit) {
6740                 if (work->started)
6741                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6742                                              work, NULL);
6743
6744                 os_free(ework);
6745                 return;
6746         }
6747
6748         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
6749                 ework->id, ework->type);
6750         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
6751         work->wpa_s->ext_work_in_progress = 1;
6752         if (!ework->timeout)
6753                 ework->timeout = 10;
6754         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
6755                                work, NULL);
6756 }
6757
6758
6759 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
6760                                     char *buf, size_t buflen)
6761 {
6762         struct wpa_external_work *ework;
6763         char *pos, *pos2;
6764         size_t type_len;
6765         int ret;
6766         unsigned int freq = 0;
6767
6768         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
6769
6770         ework = os_zalloc(sizeof(*ework));
6771         if (ework == NULL)
6772                 return -1;
6773
6774         pos = os_strchr(cmd, ' ');
6775         if (pos) {
6776                 type_len = pos - cmd;
6777                 pos++;
6778
6779                 pos2 = os_strstr(pos, "freq=");
6780                 if (pos2)
6781                         freq = atoi(pos2 + 5);
6782
6783                 pos2 = os_strstr(pos, "timeout=");
6784                 if (pos2)
6785                         ework->timeout = atoi(pos2 + 8);
6786         } else {
6787                 type_len = os_strlen(cmd);
6788         }
6789         if (4 + type_len >= sizeof(ework->type))
6790                 type_len = sizeof(ework->type) - 4 - 1;
6791         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
6792         os_memcpy(ework->type + 4, cmd, type_len);
6793         ework->type[4 + type_len] = '\0';
6794
6795         wpa_s->ext_work_id++;
6796         if (wpa_s->ext_work_id == 0)
6797                 wpa_s->ext_work_id++;
6798         ework->id = wpa_s->ext_work_id;
6799
6800         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
6801                            ework) < 0) {
6802                 os_free(ework);
6803                 return -1;
6804         }
6805
6806         ret = os_snprintf(buf, buflen, "%u", ework->id);
6807         if (os_snprintf_error(buflen, ret))
6808                 return -1;
6809         return ret;
6810 }
6811
6812
6813 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
6814 {
6815         struct wpa_radio_work *work;
6816         unsigned int id = atoi(cmd);
6817
6818         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6819         {
6820                 struct wpa_external_work *ework;
6821
6822                 if (os_strncmp(work->type, "ext:", 4) != 0)
6823                         continue;
6824                 ework = work->ctx;
6825                 if (id && ework->id != id)
6826                         continue;
6827                 wpa_dbg(wpa_s, MSG_DEBUG,
6828                         "Completed external radio work %u (%s)",
6829                         ework->id, ework->type);
6830                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
6831                 wpa_s->ext_work_in_progress = 0;
6832                 radio_work_done(work);
6833                 os_free(ework);
6834                 return 3; /* "OK\n" */
6835         }
6836
6837         return -1;
6838 }
6839
6840
6841 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
6842                                 char *buf, size_t buflen)
6843 {
6844         if (os_strcmp(cmd, "show") == 0)
6845                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
6846         if (os_strncmp(cmd, "add ", 4) == 0)
6847                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
6848         if (os_strncmp(cmd, "done ", 5) == 0)
6849                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
6850         return -1;
6851 }
6852
6853
6854 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
6855 {
6856         struct wpa_radio_work *work, *tmp;
6857
6858         if (!wpa_s || !wpa_s->radio)
6859                 return;
6860
6861         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
6862                               struct wpa_radio_work, list) {
6863                 struct wpa_external_work *ework;
6864
6865                 if (os_strncmp(work->type, "ext:", 4) != 0)
6866                         continue;
6867                 ework = work->ctx;
6868                 wpa_dbg(wpa_s, MSG_DEBUG,
6869                         "Flushing%s external radio work %u (%s)",
6870                         work->started ? " started" : "", ework->id,
6871                         ework->type);
6872                 if (work->started)
6873                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6874                                              work, NULL);
6875                 radio_work_done(work);
6876                 os_free(ework);
6877         }
6878 }
6879
6880
6881 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
6882 {
6883         struct wpa_supplicant *wpa_s = eloop_ctx;
6884         eapol_sm_notify_ctrl_response(wpa_s->eapol);
6885 }
6886
6887
6888 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
6889                               unsigned int *scan_id_count, int scan_id[])
6890 {
6891         const char *pos = value;
6892
6893         while (pos) {
6894                 if (*pos == ' ' || *pos == '\0')
6895                         break;
6896                 if (*scan_id_count == MAX_SCAN_ID)
6897                         return -1;
6898                 scan_id[(*scan_id_count)++] = atoi(pos);
6899                 pos = os_strchr(pos, ',');
6900                 if (pos)
6901                         pos++;
6902         }
6903
6904         return 0;
6905 }
6906
6907
6908 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6909                            char *reply, int reply_size, int *reply_len)
6910 {
6911         char *pos;
6912         unsigned int manual_scan_passive = 0;
6913         unsigned int manual_scan_use_id = 0;
6914         unsigned int manual_scan_only_new = 0;
6915         unsigned int scan_only = 0;
6916         unsigned int scan_id_count = 0;
6917         int scan_id[MAX_SCAN_ID];
6918         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
6919                                  struct wpa_scan_results *scan_res);
6920         int *manual_scan_freqs = NULL;
6921
6922         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6923                 *reply_len = -1;
6924                 return;
6925         }
6926
6927         if (radio_work_pending(wpa_s, "scan")) {
6928                 wpa_printf(MSG_DEBUG,
6929                            "Pending scan scheduled - reject new request");
6930                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6931                 return;
6932         }
6933
6934         if (params) {
6935                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
6936                         scan_only = 1;
6937
6938                 pos = os_strstr(params, "freq=");
6939                 if (pos) {
6940                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
6941                                                                        pos + 5);
6942                         if (manual_scan_freqs == NULL) {
6943                                 *reply_len = -1;
6944                                 goto done;
6945                         }
6946                 }
6947
6948                 pos = os_strstr(params, "passive=");
6949                 if (pos)
6950                         manual_scan_passive = !!atoi(pos + 8);
6951
6952                 pos = os_strstr(params, "use_id=");
6953                 if (pos)
6954                         manual_scan_use_id = atoi(pos + 7);
6955
6956                 pos = os_strstr(params, "only_new=1");
6957                 if (pos)
6958                         manual_scan_only_new = 1;
6959
6960                 pos = os_strstr(params, "scan_id=");
6961                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
6962                                               scan_id) < 0) {
6963                         *reply_len = -1;
6964                         goto done;
6965                 }
6966         }
6967
6968         if (scan_only)
6969                 scan_res_handler = scan_only_handler;
6970         else if (wpa_s->scan_res_handler == scan_only_handler)
6971                 scan_res_handler = NULL;
6972         else
6973                 scan_res_handler = wpa_s->scan_res_handler;
6974
6975         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
6976             ((wpa_s->wpa_state <= WPA_SCANNING) ||
6977              (wpa_s->wpa_state == WPA_COMPLETED))) {
6978                 wpa_s->manual_scan_passive = manual_scan_passive;
6979                 wpa_s->manual_scan_use_id = manual_scan_use_id;
6980                 wpa_s->manual_scan_only_new = manual_scan_only_new;
6981                 wpa_s->scan_id_count = scan_id_count;
6982                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
6983                 wpa_s->scan_res_handler = scan_res_handler;
6984                 os_free(wpa_s->manual_scan_freqs);
6985                 wpa_s->manual_scan_freqs = manual_scan_freqs;
6986                 manual_scan_freqs = NULL;
6987
6988                 wpa_s->normal_scans = 0;
6989                 wpa_s->scan_req = MANUAL_SCAN_REQ;
6990                 wpa_s->after_wps = 0;
6991                 wpa_s->known_wps_freq = 0;
6992                 wpa_supplicant_req_scan(wpa_s, 0, 0);
6993                 if (wpa_s->manual_scan_use_id) {
6994                         wpa_s->manual_scan_id++;
6995                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6996                                 wpa_s->manual_scan_id);
6997                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
6998                                                  wpa_s->manual_scan_id);
6999                 }
7000         } else if (wpa_s->sched_scanning) {
7001                 wpa_s->manual_scan_passive = manual_scan_passive;
7002                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7003                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7004                 wpa_s->scan_id_count = scan_id_count;
7005                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7006                 wpa_s->scan_res_handler = scan_res_handler;
7007                 os_free(wpa_s->manual_scan_freqs);
7008                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7009                 manual_scan_freqs = NULL;
7010
7011                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7012                 wpa_supplicant_cancel_sched_scan(wpa_s);
7013                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7014                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7015                 if (wpa_s->manual_scan_use_id) {
7016                         wpa_s->manual_scan_id++;
7017                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7018                                                  wpa_s->manual_scan_id);
7019                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7020                                 wpa_s->manual_scan_id);
7021                 }
7022         } else {
7023                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7024                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7025         }
7026
7027 done:
7028         os_free(manual_scan_freqs);
7029 }
7030
7031
7032 #ifdef CONFIG_TESTING_OPTIONS
7033
7034 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7035                                        unsigned int freq, const u8 *dst,
7036                                        const u8 *src, const u8 *bssid,
7037                                        const u8 *data, size_t data_len,
7038                                        enum offchannel_send_action_result
7039                                        result)
7040 {
7041         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7042                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7043                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7044                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7045                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7046                              "NO_ACK" : "FAILED"));
7047 }
7048
7049
7050 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7051 {
7052         char *pos, *param;
7053         size_t len;
7054         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7055         int res, used;
7056         int freq = 0, no_cck = 0, wait_time = 0;
7057
7058         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7059          *    <action=Action frame payload> */
7060
7061         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7062
7063         pos = cmd;
7064         used = hwaddr_aton2(pos, da);
7065         if (used < 0)
7066                 return -1;
7067         pos += used;
7068         while (*pos == ' ')
7069                 pos++;
7070         used = hwaddr_aton2(pos, bssid);
7071         if (used < 0)
7072                 return -1;
7073         pos += used;
7074
7075         param = os_strstr(pos, " freq=");
7076         if (param) {
7077                 param += 6;
7078                 freq = atoi(param);
7079         }
7080
7081         param = os_strstr(pos, " no_cck=");
7082         if (param) {
7083                 param += 8;
7084                 no_cck = atoi(param);
7085         }
7086
7087         param = os_strstr(pos, " wait_time=");
7088         if (param) {
7089                 param += 11;
7090                 wait_time = atoi(param);
7091         }
7092
7093         param = os_strstr(pos, " action=");
7094         if (param == NULL)
7095                 return -1;
7096         param += 8;
7097
7098         len = os_strlen(param);
7099         if (len & 1)
7100                 return -1;
7101         len /= 2;
7102
7103         buf = os_malloc(len);
7104         if (buf == NULL)
7105                 return -1;
7106
7107         if (hexstr2bin(param, buf, len) < 0) {
7108                 os_free(buf);
7109                 return -1;
7110         }
7111
7112         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7113                                      buf, len, wait_time,
7114                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7115         os_free(buf);
7116         return res;
7117 }
7118
7119
7120 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7121 {
7122         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7123         offchannel_send_action_done(wpa_s);
7124 }
7125
7126
7127 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7128 {
7129         char *pos, *param;
7130         union wpa_event_data event;
7131         enum wpa_event_type ev;
7132
7133         /* <event name> [parameters..] */
7134
7135         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7136
7137         pos = cmd;
7138         param = os_strchr(pos, ' ');
7139         if (param)
7140                 *param++ = '\0';
7141
7142         os_memset(&event, 0, sizeof(event));
7143
7144         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7145                 ev = EVENT_INTERFACE_ENABLED;
7146         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7147                 ev = EVENT_INTERFACE_DISABLED;
7148         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7149                 ev = EVENT_AVOID_FREQUENCIES;
7150                 if (param == NULL)
7151                         param = "";
7152                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7153                         return -1;
7154                 wpa_supplicant_event(wpa_s, ev, &event);
7155                 os_free(event.freq_range.range);
7156                 return 0;
7157         } else {
7158                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7159                         cmd);
7160                 return -1;
7161         }
7162
7163         wpa_supplicant_event(wpa_s, ev, &event);
7164
7165         return 0;
7166 }
7167
7168
7169 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7170 {
7171         char *pos;
7172         u8 src[ETH_ALEN], *buf;
7173         int used;
7174         size_t len;
7175
7176         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7177
7178         pos = cmd;
7179         used = hwaddr_aton2(pos, src);
7180         if (used < 0)
7181                 return -1;
7182         pos += used;
7183         while (*pos == ' ')
7184                 pos++;
7185
7186         len = os_strlen(pos);
7187         if (len & 1)
7188                 return -1;
7189         len /= 2;
7190
7191         buf = os_malloc(len);
7192         if (buf == NULL)
7193                 return -1;
7194
7195         if (hexstr2bin(pos, buf, len) < 0) {
7196                 os_free(buf);
7197                 return -1;
7198         }
7199
7200         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7201         os_free(buf);
7202
7203         return 0;
7204 }
7205
7206
7207 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7208 {
7209         size_t i;
7210         u32 sum = 0;
7211         const u16 *pos = buf;
7212
7213         for (i = 0; i < len / 2; i++)
7214                 sum += *pos++;
7215
7216         while (sum >> 16)
7217                 sum = (sum & 0xffff) + (sum >> 16);
7218
7219         return sum ^ 0xffff;
7220 }
7221
7222
7223 #define HWSIM_PACKETLEN 1500
7224 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7225
7226 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7227 {
7228         struct wpa_supplicant *wpa_s = ctx;
7229         const struct ether_header *eth;
7230         const struct iphdr *ip;
7231         const u8 *pos;
7232         unsigned int i;
7233
7234         if (len != HWSIM_PACKETLEN)
7235                 return;
7236
7237         eth = (const struct ether_header *) buf;
7238         ip = (const struct iphdr *) (eth + 1);
7239         pos = (const u8 *) (ip + 1);
7240
7241         if (ip->ihl != 5 || ip->version != 4 ||
7242             ntohs(ip->tot_len) != HWSIM_IP_LEN)
7243                 return;
7244
7245         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) {
7246                 if (*pos != (u8) i)
7247                         return;
7248                 pos++;
7249         }
7250
7251         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7252                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7253 }
7254
7255
7256 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7257                                             char *cmd)
7258 {
7259         int enabled = atoi(cmd);
7260
7261         if (!enabled) {
7262                 if (wpa_s->l2_test) {
7263                         l2_packet_deinit(wpa_s->l2_test);
7264                         wpa_s->l2_test = NULL;
7265                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7266                 }
7267                 return 0;
7268         }
7269
7270         if (wpa_s->l2_test)
7271                 return 0;
7272
7273         wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr,
7274                                         ETHERTYPE_IP, wpas_data_test_rx,
7275                                         wpa_s, 1);
7276         if (wpa_s->l2_test == NULL)
7277                 return -1;
7278
7279         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7280
7281         return 0;
7282 }
7283
7284
7285 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7286 {
7287         u8 dst[ETH_ALEN], src[ETH_ALEN];
7288         char *pos;
7289         int used;
7290         long int val;
7291         u8 tos;
7292         u8 buf[HWSIM_PACKETLEN];
7293         struct ether_header *eth;
7294         struct iphdr *ip;
7295         u8 *dpos;
7296         unsigned int i;
7297
7298         if (wpa_s->l2_test == NULL)
7299                 return -1;
7300
7301         /* format: <dst> <src> <tos> */
7302
7303         pos = cmd;
7304         used = hwaddr_aton2(pos, dst);
7305         if (used < 0)
7306                 return -1;
7307         pos += used;
7308         while (*pos == ' ')
7309                 pos++;
7310         used = hwaddr_aton2(pos, src);
7311         if (used < 0)
7312                 return -1;
7313         pos += used;
7314
7315         val = strtol(pos, NULL, 0);
7316         if (val < 0 || val > 0xff)
7317                 return -1;
7318         tos = val;
7319
7320         eth = (struct ether_header *) buf;
7321         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7322         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7323         eth->ether_type = htons(ETHERTYPE_IP);
7324         ip = (struct iphdr *) (eth + 1);
7325         os_memset(ip, 0, sizeof(*ip));
7326         ip->ihl = 5;
7327         ip->version = 4;
7328         ip->ttl = 64;
7329         ip->tos = tos;
7330         ip->tot_len = htons(HWSIM_IP_LEN);
7331         ip->protocol = 1;
7332         ip->saddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 1);
7333         ip->daddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 2);
7334         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7335         dpos = (u8 *) (ip + 1);
7336         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7337                 *dpos++ = i;
7338
7339         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, buf,
7340                            HWSIM_PACKETLEN) < 0)
7341                 return -1;
7342
7343         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7344                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7345
7346         return 0;
7347 }
7348
7349
7350 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7351                                            char *cmd)
7352 {
7353         u8 *buf;
7354         struct ether_header *eth;
7355         struct l2_packet_data *l2 = NULL;
7356         size_t len;
7357         u16 ethertype;
7358         int res = -1;
7359
7360         len = os_strlen(cmd);
7361         if (len & 1 || len < ETH_HLEN * 2)
7362                 return -1;
7363         len /= 2;
7364
7365         buf = os_malloc(len);
7366         if (buf == NULL)
7367                 return -1;
7368
7369         if (hexstr2bin(cmd, buf, len) < 0)
7370                 goto done;
7371
7372         eth = (struct ether_header *) buf;
7373         ethertype = ntohs(eth->ether_type);
7374
7375         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7376                             wpas_data_test_rx, wpa_s, 1);
7377         if (l2 == NULL)
7378                 goto done;
7379
7380         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7381         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7382 done:
7383         if (l2)
7384                 l2_packet_deinit(l2);
7385         os_free(buf);
7386
7387         return res < 0 ? -1 : 0;
7388 }
7389
7390
7391 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7392 {
7393 #ifdef WPA_TRACE_BFD
7394         extern char wpa_trace_fail_func[256];
7395         extern unsigned int wpa_trace_fail_after;
7396         char *pos;
7397
7398         wpa_trace_fail_after = atoi(cmd);
7399         pos = os_strchr(cmd, ':');
7400         if (pos) {
7401                 pos++;
7402                 os_strlcpy(wpa_trace_fail_func, pos,
7403                            sizeof(wpa_trace_fail_func));
7404         } else {
7405                 wpa_trace_fail_after = 0;
7406         }
7407         return 0;
7408 #else /* WPA_TRACE_BFD */
7409         return -1;
7410 #endif /* WPA_TRACE_BFD */
7411 }
7412
7413
7414 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7415                                     char *buf, size_t buflen)
7416 {
7417 #ifdef WPA_TRACE_BFD
7418         extern char wpa_trace_fail_func[256];
7419         extern unsigned int wpa_trace_fail_after;
7420
7421         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7422                            wpa_trace_fail_func);
7423 #else /* WPA_TRACE_BFD */
7424         return -1;
7425 #endif /* WPA_TRACE_BFD */
7426 }
7427
7428 #endif /* CONFIG_TESTING_OPTIONS */
7429
7430
7431 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
7432 {
7433         unsigned int i;
7434         char buf[30];
7435
7436         wpa_printf(MSG_DEBUG, "Update vendor elements");
7437
7438         for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
7439                 if (wpa_s->vendor_elem[i]) {
7440                         int res;
7441
7442                         res = os_snprintf(buf, sizeof(buf), "frame[%u]", i);
7443                         if (!os_snprintf_error(sizeof(buf), res)) {
7444                                 wpa_hexdump_buf(MSG_DEBUG, buf,
7445                                                 wpa_s->vendor_elem[i]);
7446                         }
7447                 }
7448         }
7449
7450 #ifdef CONFIG_P2P
7451         if (wpa_s->parent == wpa_s &&
7452             wpa_s->global->p2p &&
7453             !wpa_s->global->p2p_disabled)
7454                 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
7455 #endif /* CONFIG_P2P */
7456 }
7457
7458
7459 static struct wpa_supplicant *
7460 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
7461                             enum wpa_vendor_elem_frame frame)
7462 {
7463         switch (frame) {
7464 #ifdef CONFIG_P2P
7465         case VENDOR_ELEM_PROBE_REQ_P2P:
7466         case VENDOR_ELEM_PROBE_RESP_P2P:
7467         case VENDOR_ELEM_PROBE_RESP_P2P_GO:
7468         case VENDOR_ELEM_BEACON_P2P_GO:
7469         case VENDOR_ELEM_P2P_PD_REQ:
7470         case VENDOR_ELEM_P2P_PD_RESP:
7471         case VENDOR_ELEM_P2P_GO_NEG_REQ:
7472         case VENDOR_ELEM_P2P_GO_NEG_RESP:
7473         case VENDOR_ELEM_P2P_GO_NEG_CONF:
7474         case VENDOR_ELEM_P2P_INV_REQ:
7475         case VENDOR_ELEM_P2P_INV_RESP:
7476         case VENDOR_ELEM_P2P_ASSOC_REQ:
7477                 return wpa_s->parent;
7478 #endif /* CONFIG_P2P */
7479         default:
7480                 return wpa_s;
7481         }
7482 }
7483
7484
7485 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
7486 {
7487         char *pos = cmd;
7488         int frame;
7489         size_t len;
7490         struct wpabuf *buf;
7491         struct ieee802_11_elems elems;
7492
7493         frame = atoi(pos);
7494         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7495                 return -1;
7496         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7497
7498         pos = os_strchr(pos, ' ');
7499         if (pos == NULL)
7500                 return -1;
7501         pos++;
7502
7503         len = os_strlen(pos);
7504         if (len == 0)
7505                 return 0;
7506         if (len & 1)
7507                 return -1;
7508         len /= 2;
7509
7510         buf = wpabuf_alloc(len);
7511         if (buf == NULL)
7512                 return -1;
7513
7514         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
7515                 wpabuf_free(buf);
7516                 return -1;
7517         }
7518
7519         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
7520             ParseFailed) {
7521                 wpabuf_free(buf);
7522                 return -1;
7523         }
7524
7525         if (wpa_s->vendor_elem[frame] == NULL) {
7526                 wpa_s->vendor_elem[frame] = buf;
7527                 wpas_ctrl_vendor_elem_update(wpa_s);
7528                 return 0;
7529         }
7530
7531         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
7532                 wpabuf_free(buf);
7533                 return -1;
7534         }
7535
7536         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
7537         wpabuf_free(buf);
7538         wpas_ctrl_vendor_elem_update(wpa_s);
7539
7540         return 0;
7541 }
7542
7543
7544 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
7545                                      char *buf, size_t buflen)
7546 {
7547         int frame = atoi(cmd);
7548
7549         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7550                 return -1;
7551         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7552
7553         if (wpa_s->vendor_elem[frame] == NULL)
7554                 return 0;
7555
7556         return wpa_snprintf_hex(buf, buflen,
7557                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
7558                                 wpabuf_len(wpa_s->vendor_elem[frame]));
7559 }
7560
7561
7562 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
7563 {
7564         char *pos = cmd;
7565         int frame;
7566         size_t len;
7567         u8 *buf;
7568         struct ieee802_11_elems elems;
7569         u8 *ie, *end;
7570
7571         frame = atoi(pos);
7572         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7573                 return -1;
7574         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7575
7576         pos = os_strchr(pos, ' ');
7577         if (pos == NULL)
7578                 return -1;
7579         pos++;
7580
7581         if (*pos == '*') {
7582                 wpabuf_free(wpa_s->vendor_elem[frame]);
7583                 wpa_s->vendor_elem[frame] = NULL;
7584                 wpas_ctrl_vendor_elem_update(wpa_s);
7585                 return 0;
7586         }
7587
7588         if (wpa_s->vendor_elem[frame] == NULL)
7589                 return -1;
7590
7591         len = os_strlen(pos);
7592         if (len == 0)
7593                 return 0;
7594         if (len & 1)
7595                 return -1;
7596         len /= 2;
7597
7598         buf = os_malloc(len);
7599         if (buf == NULL)
7600                 return -1;
7601
7602         if (hexstr2bin(pos, buf, len) < 0) {
7603                 os_free(buf);
7604                 return -1;
7605         }
7606
7607         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
7608                 os_free(buf);
7609                 return -1;
7610         }
7611
7612         ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
7613         end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
7614
7615         for (; ie + 1 < end; ie += 2 + ie[1]) {
7616                 if (ie + len > end)
7617                         break;
7618                 if (os_memcmp(ie, buf, len) != 0)
7619                         continue;
7620
7621                 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
7622                         wpabuf_free(wpa_s->vendor_elem[frame]);
7623                         wpa_s->vendor_elem[frame] = NULL;
7624                 } else {
7625                         os_memmove(ie, ie + len,
7626                                    end - (ie + len));
7627                         wpa_s->vendor_elem[frame]->used -= len;
7628                 }
7629                 os_free(buf);
7630                 wpas_ctrl_vendor_elem_update(wpa_s);
7631                 return 0;
7632         }
7633
7634         os_free(buf);
7635
7636         return -1;
7637 }
7638
7639
7640 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
7641 {
7642         struct wpa_supplicant *wpa_s = ctx;
7643
7644         if (neighbor_rep) {
7645                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
7646                              "length=%u",
7647                              (unsigned int) wpabuf_len(neighbor_rep));
7648                 wpabuf_free(neighbor_rep);
7649         } else {
7650                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
7651         }
7652 }
7653
7654
7655 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
7656                                             char *cmd)
7657 {
7658         struct wpa_ssid ssid;
7659         struct wpa_ssid *ssid_p = NULL;
7660         int ret = 0;
7661
7662         if (os_strncmp(cmd, " ssid=", 6) == 0) {
7663                 ssid.ssid_len = os_strlen(cmd + 6);
7664                 if (ssid.ssid_len > 32)
7665                         return -1;
7666                 ssid.ssid = (u8 *) (cmd + 6);
7667                 ssid_p = &ssid;
7668         }
7669
7670         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
7671                                                  wpas_ctrl_neighbor_rep_cb,
7672                                                  wpa_s);
7673
7674         return ret;
7675 }
7676
7677
7678 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
7679 {
7680         eapol_sm_erp_flush(wpa_s->eapol);
7681         return 0;
7682 }
7683
7684
7685 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
7686                                          char *cmd)
7687 {
7688         char *token, *context = NULL;
7689         unsigned int enable = ~0, type = 0;
7690         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
7691         u8 *addr = NULL, *mask = NULL;
7692
7693         while ((token = str_token(cmd, " ", &context))) {
7694                 if (os_strcasecmp(token, "scan") == 0) {
7695                         type |= MAC_ADDR_RAND_SCAN;
7696                 } else if (os_strcasecmp(token, "sched") == 0) {
7697                         type |= MAC_ADDR_RAND_SCHED_SCAN;
7698                 } else if (os_strcasecmp(token, "pno") == 0) {
7699                         type |= MAC_ADDR_RAND_PNO;
7700                 } else if (os_strcasecmp(token, "all") == 0) {
7701                         type = wpa_s->mac_addr_rand_supported;
7702                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
7703                         enable = atoi(token + 7);
7704                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
7705                         addr = _addr;
7706                         if (hwaddr_aton(token + 5, addr)) {
7707                                 wpa_printf(MSG_INFO,
7708                                            "CTRL: Invalid MAC address: %s",
7709                                            token);
7710                                 return -1;
7711                         }
7712                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
7713                         mask = _mask;
7714                         if (hwaddr_aton(token + 5, mask)) {
7715                                 wpa_printf(MSG_INFO,
7716                                            "CTRL: Invalid MAC address mask: %s",
7717                                            token);
7718                                 return -1;
7719                         }
7720                 } else {
7721                         wpa_printf(MSG_INFO,
7722                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
7723                                    token);
7724                         return -1;
7725                 }
7726         }
7727
7728         if (!type) {
7729                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
7730                 return -1;
7731         }
7732
7733         if ((wpa_s->mac_addr_rand_supported & type) != type) {
7734                 wpa_printf(MSG_INFO,
7735                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
7736                            type, wpa_s->mac_addr_rand_supported);
7737                 return -1;
7738         }
7739
7740         if (enable > 1) {
7741                 wpa_printf(MSG_INFO,
7742                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
7743                 return -1;
7744         }
7745
7746         if (!enable) {
7747                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
7748                 if (wpa_s->pno) {
7749                         if (type & MAC_ADDR_RAND_PNO) {
7750                                 wpas_stop_pno(wpa_s);
7751                                 wpas_start_pno(wpa_s);
7752                         }
7753                 } else if (wpa_s->sched_scanning &&
7754                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
7755                         /* simulate timeout to restart the sched scan */
7756                         wpa_s->sched_scan_timed_out = 1;
7757                         wpa_s->prev_sched_ssid = NULL;
7758                         wpa_supplicant_cancel_sched_scan(wpa_s);
7759                 }
7760                 return 0;
7761         }
7762
7763         if ((addr && !mask) || (!addr && mask)) {
7764                 wpa_printf(MSG_INFO,
7765                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
7766                 return -1;
7767         }
7768
7769         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
7770                 wpa_printf(MSG_INFO,
7771                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
7772                 return -1;
7773         }
7774
7775         if (type & MAC_ADDR_RAND_SCAN) {
7776                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
7777                                             addr, mask);
7778         }
7779
7780         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
7781                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
7782                                             addr, mask);
7783
7784                 if (wpa_s->sched_scanning && !wpa_s->pno) {
7785                         /* simulate timeout to restart the sched scan */
7786                         wpa_s->sched_scan_timed_out = 1;
7787                         wpa_s->prev_sched_ssid = NULL;
7788                         wpa_supplicant_cancel_sched_scan(wpa_s);
7789                 }
7790         }
7791
7792         if (type & MAC_ADDR_RAND_PNO) {
7793                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
7794                                             addr, mask);
7795                 if (wpa_s->pno) {
7796                         wpas_stop_pno(wpa_s);
7797                         wpas_start_pno(wpa_s);
7798                 }
7799         }
7800
7801         return 0;
7802 }
7803
7804
7805 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
7806                                          char *buf, size_t *resp_len)
7807 {
7808         char *reply;
7809         const int reply_size = 4096;
7810         int reply_len;
7811
7812         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
7813             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7814                 if (wpa_debug_show_keys)
7815                         wpa_dbg(wpa_s, MSG_DEBUG,
7816                                 "Control interface command '%s'", buf);
7817                 else
7818                         wpa_dbg(wpa_s, MSG_DEBUG,
7819                                 "Control interface command '%s [REMOVED]'",
7820                                 os_strncmp(buf, WPA_CTRL_RSP,
7821                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
7822                                 WPA_CTRL_RSP : "SET_NETWORK");
7823         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
7824                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
7825                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
7826                                       (const u8 *) buf, os_strlen(buf));
7827         } else {
7828                 int level = MSG_DEBUG;
7829                 if (os_strcmp(buf, "PING") == 0)
7830                         level = MSG_EXCESSIVE;
7831                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
7832         }
7833
7834         reply = os_malloc(reply_size);
7835         if (reply == NULL) {
7836                 *resp_len = 1;
7837                 return NULL;
7838         }
7839
7840         os_memcpy(reply, "OK\n", 3);
7841         reply_len = 3;
7842
7843         if (os_strcmp(buf, "PING") == 0) {
7844                 os_memcpy(reply, "PONG\n", 5);
7845                 reply_len = 5;
7846         } else if (os_strcmp(buf, "IFNAME") == 0) {
7847                 reply_len = os_strlen(wpa_s->ifname);
7848                 os_memcpy(reply, wpa_s->ifname, reply_len);
7849         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
7850                 if (wpa_debug_reopen_file() < 0)
7851                         reply_len = -1;
7852         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
7853                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
7854         } else if (os_strcmp(buf, "MIB") == 0) {
7855                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
7856                 if (reply_len >= 0) {
7857                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
7858                                                       reply + reply_len,
7859                                                       reply_size - reply_len);
7860                 }
7861         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
7862                 reply_len = wpa_supplicant_ctrl_iface_status(
7863                         wpa_s, buf + 6, reply, reply_size);
7864         } else if (os_strcmp(buf, "PMKSA") == 0) {
7865                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
7866                                                     reply_size);
7867         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
7868                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7869         } else if (os_strncmp(buf, "SET ", 4) == 0) {
7870                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
7871                         reply_len = -1;
7872         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
7873                 reply_len = wpa_config_dump_values(wpa_s->conf,
7874                                                    reply, reply_size);
7875         } else if (os_strncmp(buf, "GET ", 4) == 0) {
7876                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
7877                                                           reply, reply_size);
7878         } else if (os_strcmp(buf, "LOGON") == 0) {
7879                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7880         } else if (os_strcmp(buf, "LOGOFF") == 0) {
7881                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
7882         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
7883                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7884                         reply_len = -1;
7885                 else
7886                         wpas_request_connection(wpa_s);
7887         } else if (os_strcmp(buf, "REATTACH") == 0) {
7888                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
7889                     !wpa_s->current_ssid)
7890                         reply_len = -1;
7891                 else {
7892                         wpa_s->reattach = 1;
7893                         wpas_request_connection(wpa_s);
7894                 }
7895         } else if (os_strcmp(buf, "RECONNECT") == 0) {
7896                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7897                         reply_len = -1;
7898                 else if (wpa_s->disconnected)
7899                         wpas_request_connection(wpa_s);
7900 #ifdef IEEE8021X_EAPOL
7901         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
7902                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
7903                         reply_len = -1;
7904 #endif /* IEEE8021X_EAPOL */
7905 #ifdef CONFIG_PEERKEY
7906         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
7907                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
7908                         reply_len = -1;
7909 #endif /* CONFIG_PEERKEY */
7910 #ifdef CONFIG_IEEE80211R
7911         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
7912                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
7913                         reply_len = -1;
7914 #endif /* CONFIG_IEEE80211R */
7915 #ifdef CONFIG_WPS
7916         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
7917                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
7918                 if (res == -2) {
7919                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7920                         reply_len = 17;
7921                 } else if (res)
7922                         reply_len = -1;
7923         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
7924                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
7925                 if (res == -2) {
7926                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7927                         reply_len = 17;
7928                 } else if (res)
7929                         reply_len = -1;
7930         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
7931                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
7932                                                               reply,
7933                                                               reply_size);
7934         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
7935                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
7936                         wpa_s, buf + 14, reply, reply_size);
7937         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
7938                 if (wpas_wps_cancel(wpa_s))
7939                         reply_len = -1;
7940 #ifdef CONFIG_WPS_NFC
7941         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
7942                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
7943                         reply_len = -1;
7944         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
7945                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
7946                         reply_len = -1;
7947         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
7948                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
7949                         wpa_s, buf + 21, reply, reply_size);
7950         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
7951                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
7952                         wpa_s, buf + 14, reply, reply_size);
7953         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
7954                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
7955                                                                buf + 17))
7956                         reply_len = -1;
7957         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
7958                 reply_len = wpas_ctrl_nfc_get_handover_req(
7959                         wpa_s, buf + 21, reply, reply_size);
7960         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
7961                 reply_len = wpas_ctrl_nfc_get_handover_sel(
7962                         wpa_s, buf + 21, reply, reply_size);
7963         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
7964                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
7965                         reply_len = -1;
7966 #endif /* CONFIG_WPS_NFC */
7967         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
7968                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
7969                         reply_len = -1;
7970 #ifdef CONFIG_AP
7971         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
7972                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
7973                         wpa_s, buf + 11, reply, reply_size);
7974 #endif /* CONFIG_AP */
7975 #ifdef CONFIG_WPS_ER
7976         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
7977                 if (wpas_wps_er_start(wpa_s, NULL))
7978                         reply_len = -1;
7979         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
7980                 if (wpas_wps_er_start(wpa_s, buf + 13))
7981                         reply_len = -1;
7982         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
7983                 wpas_wps_er_stop(wpa_s);
7984         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
7985                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
7986                         reply_len = -1;
7987         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
7988                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
7989                 if (ret == -2) {
7990                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7991                         reply_len = 17;
7992                 } else if (ret == -3) {
7993                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
7994                         reply_len = 18;
7995                 } else if (ret == -4) {
7996                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
7997                         reply_len = 20;
7998                 } else if (ret)
7999                         reply_len = -1;
8000         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8001                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8002                         reply_len = -1;
8003         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8004                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8005                                                                 buf + 18))
8006                         reply_len = -1;
8007         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8008                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8009                         reply_len = -1;
8010 #ifdef CONFIG_WPS_NFC
8011         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8012                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8013                         wpa_s, buf + 24, reply, reply_size);
8014 #endif /* CONFIG_WPS_NFC */
8015 #endif /* CONFIG_WPS_ER */
8016 #endif /* CONFIG_WPS */
8017 #ifdef CONFIG_IBSS_RSN
8018         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8019                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8020                         reply_len = -1;
8021 #endif /* CONFIG_IBSS_RSN */
8022 #ifdef CONFIG_MESH
8023         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8024                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8025                         wpa_s, buf + 19, reply, reply_size);
8026         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8027                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8028                         wpa_s, "", reply, reply_size);
8029         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8030                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8031                         reply_len = -1;
8032         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8033                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8034                                                                 buf + 18))
8035                         reply_len = -1;
8036 #endif /* CONFIG_MESH */
8037 #ifdef CONFIG_P2P
8038         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8039                 if (p2p_ctrl_find(wpa_s, buf + 8))
8040                         reply_len = -1;
8041         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8042                 if (p2p_ctrl_find(wpa_s, ""))
8043                         reply_len = -1;
8044         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8045                 wpas_p2p_stop_find(wpa_s);
8046         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8047                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8048                         reply_len = -1;
8049         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8050                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8051                         reply_len = -1;
8052         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8053                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8054                                              reply_size);
8055         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8056                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8057                         reply_len = -1;
8058         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8059                 if (p2p_ctrl_listen(wpa_s, ""))
8060                         reply_len = -1;
8061         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8062                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8063                         reply_len = -1;
8064         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8065                 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
8066                         reply_len = -1;
8067         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8068                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8069                         reply_len = -1;
8070         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8071                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8072                         reply_len = -1;
8073         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8074                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8075         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8076                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8077                                                    reply_size);
8078         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8079                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8080                         reply_len = -1;
8081         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8082                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8083                         reply_len = -1;
8084         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8085                 wpas_p2p_sd_service_update(wpa_s);
8086         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8087                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8088                         reply_len = -1;
8089         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8090                 wpas_p2p_service_flush(wpa_s);
8091         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8092                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8093                         reply_len = -1;
8094         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8095                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8096                         reply_len = -1;
8097         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8098                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8099                         reply_len = -1;
8100         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8101                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8102                         reply_len = -1;
8103         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8104                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8105                         reply_len = -1;
8106         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8107                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8108                                               reply_size);
8109         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8110                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8111                         reply_len = -1;
8112         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8113                 p2p_ctrl_flush(wpa_s);
8114         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8115                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8116                         reply_len = -1;
8117         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8118                 if (wpas_p2p_cancel(wpa_s))
8119                         reply_len = -1;
8120         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8121                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8122                         reply_len = -1;
8123         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8124                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8125                         reply_len = -1;
8126         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8127                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8128                         reply_len = -1;
8129         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8130                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8131                         reply_len = -1;
8132         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8133                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8134                         reply_len = -1;
8135 #endif /* CONFIG_P2P */
8136 #ifdef CONFIG_WIFI_DISPLAY
8137         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8138                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8139                         reply_len = -1;
8140         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8141                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8142                                                      reply, reply_size);
8143 #endif /* CONFIG_WIFI_DISPLAY */
8144 #ifdef CONFIG_INTERWORKING
8145         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8146                 if (interworking_fetch_anqp(wpa_s) < 0)
8147                         reply_len = -1;
8148         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8149                 interworking_stop_fetch_anqp(wpa_s);
8150         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8151                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8152                         reply_len = -1;
8153         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8154                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8155                         reply_len = -1;
8156         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8157                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8158                         reply_len = -1;
8159         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8160                 int id;
8161
8162                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8163                 if (id < 0)
8164                         reply_len = -1;
8165                 else {
8166                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8167                         if (os_snprintf_error(reply_size, reply_len))
8168                                 reply_len = -1;
8169                 }
8170         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8171                 if (get_anqp(wpa_s, buf + 9) < 0)
8172                         reply_len = -1;
8173         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8174                 if (gas_request(wpa_s, buf + 12) < 0)
8175                         reply_len = -1;
8176         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8177                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8178                                              reply_size);
8179 #endif /* CONFIG_INTERWORKING */
8180 #ifdef CONFIG_HS20
8181         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8182                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8183                         reply_len = -1;
8184         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8185                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8186                         reply_len = -1;
8187         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8188                 if (hs20_icon_request(wpa_s, buf + 18) < 0)
8189                         reply_len = -1;
8190         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8191                 if (hs20_fetch_osu(wpa_s) < 0)
8192                         reply_len = -1;
8193         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8194                 hs20_cancel_fetch_osu(wpa_s);
8195 #endif /* CONFIG_HS20 */
8196         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8197         {
8198                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8199                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8200                         reply_len = -1;
8201                 else {
8202                         /*
8203                          * Notify response from timeout to allow the control
8204                          * interface response to be sent first.
8205                          */
8206                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8207                                                wpa_s, NULL);
8208                 }
8209         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8210                 if (wpa_supplicant_reload_configuration(wpa_s))
8211                         reply_len = -1;
8212         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8213                 wpa_supplicant_terminate_proc(wpa_s->global);
8214         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8215                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8216                         reply_len = -1;
8217         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8218                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8219                         wpa_s, buf + 9, reply, reply_size);
8220         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8221                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8222                         wpa_s, buf + 9, reply, reply_size);
8223         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8224                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8225                         wpa_s, buf + 14, reply, reply_size);
8226         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8227                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8228                         wpa_s, NULL, reply, reply_size);
8229         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8230 #ifdef CONFIG_SME
8231                 wpa_s->sme.prev_bssid_set = 0;
8232 #endif /* CONFIG_SME */
8233                 wpa_s->reassociate = 0;
8234                 wpa_s->disconnected = 1;
8235                 wpa_supplicant_cancel_sched_scan(wpa_s);
8236                 wpa_supplicant_cancel_scan(wpa_s);
8237                 wpa_supplicant_deauthenticate(wpa_s,
8238                                               WLAN_REASON_DEAUTH_LEAVING);
8239         } else if (os_strcmp(buf, "SCAN") == 0) {
8240                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8241         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8242                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8243         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8244                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8245                         wpa_s, reply, reply_size);
8246         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8247                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8248                         reply_len = -1;
8249         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8250                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8251                         reply_len = -1;
8252         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8253                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8254                         reply_len = -1;
8255         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8256                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8257                         wpa_s, reply, reply_size);
8258         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8259                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8260                         reply_len = -1;
8261         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8262                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8263                         reply_len = -1;
8264         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8265                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8266                         wpa_s, buf + 12, reply, reply_size);
8267         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8268                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
8269                         reply_len = -1;
8270         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8271                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8272                         wpa_s, reply, reply_size);
8273         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8274                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8275                         wpa_s, reply, reply_size);
8276         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8277                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8278                         reply_len = -1;
8279         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8280                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8281                         reply_len = -1;
8282         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8283                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8284                                                                reply,
8285                                                                reply_size);
8286 #ifndef CONFIG_NO_CONFIG_WRITE
8287         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8288                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8289                         reply_len = -1;
8290 #endif /* CONFIG_NO_CONFIG_WRITE */
8291         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8292                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8293                         wpa_s, buf + 15, reply, reply_size);
8294         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8295                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8296                         reply_len = -1;
8297         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8298                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8299                         reply_len = -1;
8300         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8301                 reply_len = wpa_supplicant_global_iface_list(
8302                         wpa_s->global, reply, reply_size);
8303         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8304                 reply_len = wpa_supplicant_global_iface_interfaces(
8305                         wpa_s->global, reply, reply_size);
8306         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8307                 reply_len = wpa_supplicant_ctrl_iface_bss(
8308                         wpa_s, buf + 4, reply, reply_size);
8309 #ifdef CONFIG_AP
8310         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8311                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8312         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8313                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8314                                               reply_size);
8315         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8316                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8317                                                    reply_size);
8318         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8319                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8320                         reply_len = -1;
8321         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8322                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8323                         reply_len = -1;
8324         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8325                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8326                         reply_len = -1;
8327         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8328                 if (wpas_ap_stop_ap(wpa_s))
8329                         reply_len = -1;
8330 #endif /* CONFIG_AP */
8331         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8332                 wpas_notify_suspend(wpa_s->global);
8333         } else if (os_strcmp(buf, "RESUME") == 0) {
8334                 wpas_notify_resume(wpa_s->global);
8335 #ifdef CONFIG_TESTING_OPTIONS
8336         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8337                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8338 #endif /* CONFIG_TESTING_OPTIONS */
8339         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8340                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8341                         reply_len = -1;
8342         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8343                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8344         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8345                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8346                         reply_len = -1;
8347         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8348                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8349                                                                buf + 17))
8350                         reply_len = -1;
8351         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8352                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8353 #ifdef CONFIG_TDLS
8354         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8355                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8356                         reply_len = -1;
8357         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8358                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8359                         reply_len = -1;
8360         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8361                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8362                         reply_len = -1;
8363         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8364                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8365                                                                buf + 17))
8366                         reply_len = -1;
8367         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8368                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8369                                                                       buf + 24))
8370                         reply_len = -1;
8371 #endif /* CONFIG_TDLS */
8372         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8373                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8374         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8375                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8376                         reply_len = -1;
8377         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8378                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8379                         reply_len = -1;
8380         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8381                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8382                                                        reply_size);
8383         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8384                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8385                                                        reply_size);
8386 #ifdef CONFIG_AUTOSCAN
8387         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8388                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8389                         reply_len = -1;
8390 #endif /* CONFIG_AUTOSCAN */
8391 #ifdef ANDROID
8392         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8393                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8394                                                       reply_size);
8395 #endif /* ANDROID */
8396         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8397                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8398                                                       reply_size);
8399         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8400                 pmksa_cache_clear_current(wpa_s->wpa);
8401                 eapol_sm_request_reauth(wpa_s->eapol);
8402 #ifdef CONFIG_WNM
8403         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8404                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8405                         reply_len = -1;
8406         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8407                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8408                                 reply_len = -1;
8409 #endif /* CONFIG_WNM */
8410         } else if (os_strcmp(buf, "FLUSH") == 0) {
8411                 wpa_supplicant_ctrl_iface_flush(wpa_s);
8412         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8413                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8414                                                  reply_size);
8415 #ifdef CONFIG_TESTING_OPTIONS
8416         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8417                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8418                         reply_len = -1;
8419         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8420                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8421         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8422                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8423                         reply_len = -1;
8424         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8425                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8426                         reply_len = -1;
8427         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8428                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8429                         reply_len = -1;
8430         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8431                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8432                         reply_len = -1;
8433         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8434                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8435                         reply_len = -1;
8436         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8437                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8438                         reply_len = -1;
8439         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8440                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8441 #endif /* CONFIG_TESTING_OPTIONS */
8442         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
8443                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
8444                         reply_len = -1;
8445         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
8446                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
8447                                                       reply_size);
8448         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
8449                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
8450                         reply_len = -1;
8451         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
8452                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
8453                         reply_len = -1;
8454         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
8455                 wpas_ctrl_iface_erp_flush(wpa_s);
8456         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
8457                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
8458                         reply_len = -1;
8459         } else {
8460                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8461                 reply_len = 16;
8462         }
8463
8464         if (reply_len < 0) {
8465                 os_memcpy(reply, "FAIL\n", 5);
8466                 reply_len = 5;
8467         }
8468
8469         *resp_len = reply_len;
8470         return reply;
8471 }
8472
8473
8474 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
8475                                            char *cmd)
8476 {
8477         struct wpa_interface iface;
8478         char *pos;
8479
8480         /*
8481          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
8482          * TAB<bridge_ifname>
8483          */
8484         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
8485
8486         os_memset(&iface, 0, sizeof(iface));
8487
8488         do {
8489                 iface.ifname = pos = cmd;
8490                 pos = os_strchr(pos, '\t');
8491                 if (pos)
8492                         *pos++ = '\0';
8493                 if (iface.ifname[0] == '\0')
8494                         return -1;
8495                 if (pos == NULL)
8496                         break;
8497
8498                 iface.confname = pos;
8499                 pos = os_strchr(pos, '\t');
8500                 if (pos)
8501                         *pos++ = '\0';
8502                 if (iface.confname[0] == '\0')
8503                         iface.confname = NULL;
8504                 if (pos == NULL)
8505                         break;
8506
8507                 iface.driver = pos;
8508                 pos = os_strchr(pos, '\t');
8509                 if (pos)
8510                         *pos++ = '\0';
8511                 if (iface.driver[0] == '\0')
8512                         iface.driver = NULL;
8513                 if (pos == NULL)
8514                         break;
8515
8516                 iface.ctrl_interface = pos;
8517                 pos = os_strchr(pos, '\t');
8518                 if (pos)
8519                         *pos++ = '\0';
8520                 if (iface.ctrl_interface[0] == '\0')
8521                         iface.ctrl_interface = NULL;
8522                 if (pos == NULL)
8523                         break;
8524
8525                 iface.driver_param = pos;
8526                 pos = os_strchr(pos, '\t');
8527                 if (pos)
8528                         *pos++ = '\0';
8529                 if (iface.driver_param[0] == '\0')
8530                         iface.driver_param = NULL;
8531                 if (pos == NULL)
8532                         break;
8533
8534                 iface.bridge_ifname = pos;
8535                 pos = os_strchr(pos, '\t');
8536                 if (pos)
8537                         *pos++ = '\0';
8538                 if (iface.bridge_ifname[0] == '\0')
8539                         iface.bridge_ifname = NULL;
8540                 if (pos == NULL)
8541                         break;
8542         } while (0);
8543
8544         if (wpa_supplicant_get_iface(global, iface.ifname))
8545                 return -1;
8546
8547         return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
8548 }
8549
8550
8551 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
8552                                               char *cmd)
8553 {
8554         struct wpa_supplicant *wpa_s;
8555
8556         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
8557
8558         wpa_s = wpa_supplicant_get_iface(global, cmd);
8559         if (wpa_s == NULL)
8560                 return -1;
8561         return wpa_supplicant_remove_iface(global, wpa_s, 0);
8562 }
8563
8564
8565 static void wpa_free_iface_info(struct wpa_interface_info *iface)
8566 {
8567         struct wpa_interface_info *prev;
8568
8569         while (iface) {
8570                 prev = iface;
8571                 iface = iface->next;
8572
8573                 os_free(prev->ifname);
8574                 os_free(prev->desc);
8575                 os_free(prev);
8576         }
8577 }
8578
8579
8580 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
8581                                             char *buf, int len)
8582 {
8583         int i, res;
8584         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
8585         char *pos, *end;
8586
8587         for (i = 0; wpa_drivers[i]; i++) {
8588                 struct wpa_driver_ops *drv = wpa_drivers[i];
8589                 if (drv->get_interfaces == NULL)
8590                         continue;
8591                 tmp = drv->get_interfaces(global->drv_priv[i]);
8592                 if (tmp == NULL)
8593                         continue;
8594
8595                 if (last == NULL)
8596                         iface = last = tmp;
8597                 else
8598                         last->next = tmp;
8599                 while (last->next)
8600                         last = last->next;
8601         }
8602
8603         pos = buf;
8604         end = buf + len;
8605         for (tmp = iface; tmp; tmp = tmp->next) {
8606                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
8607                                   tmp->drv_name, tmp->ifname,
8608                                   tmp->desc ? tmp->desc : "");
8609                 if (os_snprintf_error(end - pos, res)) {
8610                         *pos = '\0';
8611                         break;
8612                 }
8613                 pos += res;
8614         }
8615
8616         wpa_free_iface_info(iface);
8617
8618         return pos - buf;
8619 }
8620
8621
8622 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
8623                                                   char *buf, int len)
8624 {
8625         int res;
8626         char *pos, *end;
8627         struct wpa_supplicant *wpa_s;
8628
8629         wpa_s = global->ifaces;
8630         pos = buf;
8631         end = buf + len;
8632
8633         while (wpa_s) {
8634                 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
8635                 if (os_snprintf_error(end - pos, res)) {
8636                         *pos = '\0';
8637                         break;
8638                 }
8639                 pos += res;
8640                 wpa_s = wpa_s->next;
8641         }
8642         return pos - buf;
8643 }
8644
8645
8646 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
8647                                             const char *ifname,
8648                                             char *cmd, size_t *resp_len)
8649 {
8650         struct wpa_supplicant *wpa_s;
8651
8652         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8653                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
8654                         break;
8655         }
8656
8657         if (wpa_s == NULL) {
8658                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
8659                 if (resp)
8660                         *resp_len = os_strlen(resp);
8661                 else
8662                         *resp_len = 1;
8663                 return resp;
8664         }
8665
8666         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
8667 }
8668
8669
8670 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
8671                                                char *buf, size_t *resp_len)
8672 {
8673 #ifdef CONFIG_P2P
8674         static const char * cmd[] = {
8675                 "LIST_NETWORKS",
8676                 "P2P_FIND",
8677                 "P2P_STOP_FIND",
8678                 "P2P_LISTEN",
8679                 "P2P_GROUP_ADD",
8680                 "P2P_GET_PASSPHRASE",
8681                 "P2P_SERVICE_UPDATE",
8682                 "P2P_SERVICE_FLUSH",
8683                 "P2P_FLUSH",
8684                 "P2P_CANCEL",
8685                 "P2P_PRESENCE_REQ",
8686                 "P2P_EXT_LISTEN",
8687                 NULL
8688         };
8689         static const char * prefix[] = {
8690 #ifdef ANDROID
8691                 "DRIVER ",
8692 #endif /* ANDROID */
8693                 "GET_NETWORK ",
8694                 "REMOVE_NETWORK ",
8695                 "P2P_FIND ",
8696                 "P2P_CONNECT ",
8697                 "P2P_LISTEN ",
8698                 "P2P_GROUP_REMOVE ",
8699                 "P2P_GROUP_ADD ",
8700                 "P2P_PROV_DISC ",
8701                 "P2P_SERV_DISC_REQ ",
8702                 "P2P_SERV_DISC_CANCEL_REQ ",
8703                 "P2P_SERV_DISC_RESP ",
8704                 "P2P_SERV_DISC_EXTERNAL ",
8705                 "P2P_SERVICE_ADD ",
8706                 "P2P_SERVICE_DEL ",
8707                 "P2P_SERVICE_REP ",
8708                 "P2P_REJECT ",
8709                 "P2P_INVITE ",
8710                 "P2P_PEER ",
8711                 "P2P_SET ",
8712                 "P2P_UNAUTHORIZE ",
8713                 "P2P_PRESENCE_REQ ",
8714                 "P2P_EXT_LISTEN ",
8715                 "P2P_REMOVE_CLIENT ",
8716                 "WPS_NFC_TOKEN ",
8717                 "WPS_NFC_TAG_READ ",
8718                 "NFC_GET_HANDOVER_SEL ",
8719                 "NFC_GET_HANDOVER_REQ ",
8720                 "NFC_REPORT_HANDOVER ",
8721                 "P2P_ASP_PROVISION ",
8722                 "P2P_ASP_PROVISION_RESP ",
8723                 NULL
8724         };
8725         int found = 0;
8726         int i;
8727
8728         if (global->p2p_init_wpa_s == NULL)
8729                 return NULL;
8730
8731         for (i = 0; !found && cmd[i]; i++) {
8732                 if (os_strcmp(buf, cmd[i]) == 0)
8733                         found = 1;
8734         }
8735
8736         for (i = 0; !found && prefix[i]; i++) {
8737                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
8738                         found = 1;
8739         }
8740
8741         if (found)
8742                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8743                                                          buf, resp_len);
8744 #endif /* CONFIG_P2P */
8745         return NULL;
8746 }
8747
8748
8749 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
8750                                                char *buf, size_t *resp_len)
8751 {
8752 #ifdef CONFIG_WIFI_DISPLAY
8753         if (global->p2p_init_wpa_s == NULL)
8754                 return NULL;
8755         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
8756             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
8757                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8758                                                          buf, resp_len);
8759 #endif /* CONFIG_WIFI_DISPLAY */
8760         return NULL;
8761 }
8762
8763
8764 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
8765                                            char *buf, size_t *resp_len)
8766 {
8767         char *ret;
8768
8769         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
8770         if (ret)
8771                 return ret;
8772
8773         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
8774         if (ret)
8775                 return ret;
8776
8777         return NULL;
8778 }
8779
8780
8781 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
8782 {
8783         char *value;
8784
8785         value = os_strchr(cmd, ' ');
8786         if (value == NULL)
8787                 return -1;
8788         *value++ = '\0';
8789
8790         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
8791
8792 #ifdef CONFIG_WIFI_DISPLAY
8793         if (os_strcasecmp(cmd, "wifi_display") == 0) {
8794                 wifi_display_enable(global, !!atoi(value));
8795                 return 0;
8796         }
8797 #endif /* CONFIG_WIFI_DISPLAY */
8798
8799         /* Restore cmd to its original value to allow redirection */
8800         value[-1] = ' ';
8801
8802         return -1;
8803 }
8804
8805
8806 #ifndef CONFIG_NO_CONFIG_WRITE
8807 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
8808 {
8809         int ret = 0, saved = 0;
8810         struct wpa_supplicant *wpa_s;
8811
8812         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8813                 if (!wpa_s->conf->update_config) {
8814                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
8815                         continue;
8816                 }
8817
8818                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
8819                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
8820                         ret = 1;
8821                 } else {
8822                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
8823                         saved++;
8824                 }
8825         }
8826
8827         if (!saved && !ret) {
8828                 wpa_dbg(wpa_s, MSG_DEBUG,
8829                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
8830                 ret = 1;
8831         }
8832
8833         return ret;
8834 }
8835 #endif /* CONFIG_NO_CONFIG_WRITE */
8836
8837
8838 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
8839                                          char *buf, size_t buflen)
8840 {
8841         char *pos, *end;
8842         int ret;
8843         struct wpa_supplicant *wpa_s;
8844
8845         pos = buf;
8846         end = buf + buflen;
8847
8848 #ifdef CONFIG_P2P
8849         if (global->p2p && !global->p2p_disabled) {
8850                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
8851                                   "\n"
8852                                   "p2p_state=%s\n",
8853                                   MAC2STR(global->p2p_dev_addr),
8854                                   p2p_get_state_txt(global->p2p));
8855                 if (os_snprintf_error(end - pos, ret))
8856                         return pos - buf;
8857                 pos += ret;
8858         } else if (global->p2p) {
8859                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
8860                 if (os_snprintf_error(end - pos, ret))
8861                         return pos - buf;
8862                 pos += ret;
8863         }
8864 #endif /* CONFIG_P2P */
8865
8866 #ifdef CONFIG_WIFI_DISPLAY
8867         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
8868                           !!global->wifi_display);
8869         if (os_snprintf_error(end - pos, ret))
8870                 return pos - buf;
8871         pos += ret;
8872 #endif /* CONFIG_WIFI_DISPLAY */
8873
8874         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8875                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
8876                                   "address=" MACSTR "\n",
8877                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
8878                 if (os_snprintf_error(end - pos, ret))
8879                         return pos - buf;
8880                 pos += ret;
8881         }
8882
8883         return pos - buf;
8884 }
8885
8886
8887 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
8888                                                 char *buf, size_t *resp_len)
8889 {
8890         char *reply;
8891         const int reply_size = 2048;
8892         int reply_len;
8893         int level = MSG_DEBUG;
8894
8895         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
8896                 char *pos = os_strchr(buf + 7, ' ');
8897                 if (pos) {
8898                         *pos++ = '\0';
8899                         return wpas_global_ctrl_iface_ifname(global,
8900                                                              buf + 7, pos,
8901                                                              resp_len);
8902                 }
8903         }
8904
8905         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
8906         if (reply)
8907                 return reply;
8908
8909         if (os_strcmp(buf, "PING") == 0)
8910                 level = MSG_EXCESSIVE;
8911         wpa_hexdump_ascii(level, "RX global ctrl_iface",
8912                           (const u8 *) buf, os_strlen(buf));
8913
8914         reply = os_malloc(reply_size);
8915         if (reply == NULL) {
8916                 *resp_len = 1;
8917                 return NULL;
8918         }
8919
8920         os_memcpy(reply, "OK\n", 3);
8921         reply_len = 3;
8922
8923         if (os_strcmp(buf, "PING") == 0) {
8924                 os_memcpy(reply, "PONG\n", 5);
8925                 reply_len = 5;
8926         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
8927                 if (wpa_supplicant_global_iface_add(global, buf + 14))
8928                         reply_len = -1;
8929         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
8930                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
8931                         reply_len = -1;
8932         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8933                 reply_len = wpa_supplicant_global_iface_list(
8934                         global, reply, reply_size);
8935         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8936                 reply_len = wpa_supplicant_global_iface_interfaces(
8937                         global, reply, reply_size);
8938         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8939                 wpa_supplicant_terminate_proc(global);
8940         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8941                 wpas_notify_suspend(global);
8942         } else if (os_strcmp(buf, "RESUME") == 0) {
8943                 wpas_notify_resume(global);
8944         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8945                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
8946 #ifdef CONFIG_P2P
8947                         if (global->p2p_init_wpa_s) {
8948                                 os_free(reply);
8949                                 /* Check if P2P redirection would work for this
8950                                  * command. */
8951                                 return wpa_supplicant_ctrl_iface_process(
8952                                         global->p2p_init_wpa_s,
8953                                         buf, resp_len);
8954                         }
8955 #endif /* CONFIG_P2P */
8956                         reply_len = -1;
8957                 }
8958 #ifndef CONFIG_NO_CONFIG_WRITE
8959         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8960                 if (wpas_global_ctrl_iface_save_config(global))
8961                         reply_len = -1;
8962 #endif /* CONFIG_NO_CONFIG_WRITE */
8963         } else if (os_strcmp(buf, "STATUS") == 0) {
8964                 reply_len = wpas_global_ctrl_iface_status(global, reply,
8965                                                           reply_size);
8966 #ifdef CONFIG_MODULE_TESTS
8967         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
8968                 int wpas_module_tests(void);
8969                 if (wpas_module_tests() < 0)
8970                         reply_len = -1;
8971 #endif /* CONFIG_MODULE_TESTS */
8972         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8973                 if (wpa_debug_reopen_file() < 0)
8974                         reply_len = -1;
8975         } else {
8976                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8977                 reply_len = 16;
8978         }
8979
8980         if (reply_len < 0) {
8981                 os_memcpy(reply, "FAIL\n", 5);
8982                 reply_len = 5;
8983         }
8984
8985         *resp_len = reply_len;
8986         return reply;
8987 }