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_s->own_disconnect_req = 1;
 213         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 214         wpa_supplicant_req_scan(wpa_s, 0, 0);
 215
 216         return 0;
 217 }
 218
 219
 220 #ifndef CONFIG_NO_CONFIG_BLOBS
 221 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 222 {
 223         char *name = pos;
 224         struct wpa_config_blob *blob;
 225         size_t len;
 226
 227         pos = os_strchr(pos, ' ');
 228         if (pos == NULL)
 229                 return -1;
 230         *pos++ = '\0';
 231         len = os_strlen(pos);
 232         if (len & 1)
 233                 return -1;
 234
 235         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 236         blob = os_zalloc(sizeof(*blob));
 237         if (blob == NULL)
 238                 return -1;
 239         blob->name = os_strdup(name);
 240         blob->data = os_malloc(len / 2);
 241         if (blob->name == NULL || blob->data == NULL) {
 242                 wpa_config_free_blob(blob);
 243                 return -1;
 244         }
 245
 246         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 247                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 248                 wpa_config_free_blob(blob);
 249                 return -1;
 250         }
 251         blob->len = len / 2;
 252
 253         wpa_config_set_blob(wpa_s->conf, blob);
 254
 255         return 0;
 256 }
 257 #endif /* CONFIG_NO_CONFIG_BLOBS */
 258
 259
 260 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 261 {
 262         char *params;
 263         char *pos;
 264         int *freqs = NULL;
 265         int ret;
 266
 267         if (atoi(cmd)) {
 268                 params = os_strchr(cmd, ' ');
 269                 os_free(wpa_s->manual_sched_scan_freqs);
 270                 if (params) {
 271                         params++;
 272                         pos = os_strstr(params, "freq=");
 273                         if (pos)
 274                                 freqs = freq_range_to_channel_list(wpa_s,
 275                                                                    pos + 5);
 276                 }
 277                 wpa_s->manual_sched_scan_freqs = freqs;
 278                 ret = wpas_start_pno(wpa_s);
 279         } else {
 280                 ret = wpas_stop_pno(wpa_s);
 281         }
 282         return ret;
 283 }
 284
 285
 286 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 287                                          char *cmd)
 288 {
 289         char *value;
 290         int ret = 0;
 291
 292         value = os_strchr(cmd, ' ');
 293         if (value == NULL)
 294                 return -1;
 295         *value++ = '\0';
 296
 297         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 298         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 299                 eapol_sm_configure(wpa_s->eapol,
 300                                    atoi(value), -1, -1, -1);
 301         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 302                 eapol_sm_configure(wpa_s->eapol,
 303                                    -1, atoi(value), -1, -1);
 304         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 305                 eapol_sm_configure(wpa_s->eapol,
 306                                    -1, -1, atoi(value), -1);
 307         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 308                 eapol_sm_configure(wpa_s->eapol,
 309                                    -1, -1, -1, atoi(value));
 310         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 311                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 312                                      atoi(value)))
 313                         ret = -1;
 314         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 315                    0) {
 316                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 317                                      atoi(value)))
 318                         ret = -1;
 319         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 320                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 321                         ret = -1;
 322         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 323                 wpa_s->wps_fragment_size = atoi(value);
 324 #ifdef CONFIG_WPS_TESTING
 325         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 326                 long int val;
 327                 val = strtol(value, NULL, 0);
 328                 if (val < 0 || val > 0xff) {
 329                         ret = -1;
 330                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 331                                    "wps_version_number %ld", val);
 332                 } else {
 333                         wps_version_number = val;
 334                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 335                                    "version %u.%u",
 336                                    (wps_version_number & 0xf0) >> 4,
 337                                    wps_version_number & 0x0f);
 338                 }
 339         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 340                 wps_testing_dummy_cred = atoi(value);
 341                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 342                            wps_testing_dummy_cred);
 343         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 344                 wps_corrupt_pkhash = atoi(value);
 345                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 346                            wps_corrupt_pkhash);
 347 #endif /* CONFIG_WPS_TESTING */
 348         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 349                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 350                         ret = -1;
 351 #ifdef CONFIG_TDLS
 352 #ifdef CONFIG_TDLS_TESTING
 353         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 354                 extern unsigned int tdls_testing;
 355                 tdls_testing = strtol(value, NULL, 0);
 356                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 357 #endif /* CONFIG_TDLS_TESTING */
 358         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 359                 int disabled = atoi(value);
 360                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 361                 if (disabled) {
 362                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 363                                 ret = -1;
 364                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 365                         ret = -1;
 366                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 367 #endif /* CONFIG_TDLS */
 368         } else if (os_strcasecmp(cmd, "pno") == 0) {
 369                 ret = wpas_ctrl_pno(wpa_s, value);
 370         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 371                 int disabled = atoi(value);
 372                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 373                         ret = -1;
 374                 else if (disabled)
 375                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 376         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 377                 if (os_strcmp(value, "disable") == 0)
 378                         wpa_s->set_sta_uapsd = 0;
 379                 else {
 380                         int be, bk, vi, vo;
 381                         char *pos;
 382                         /* format: BE,BK,VI,VO;max SP Length */
 383                         be = atoi(value);
 384                         pos = os_strchr(value, ',');
 385                         if (pos == NULL)
 386                                 return -1;
 387                         pos++;
 388                         bk = atoi(pos);
 389                         pos = os_strchr(pos, ',');
 390                         if (pos == NULL)
 391                                 return -1;
 392                         pos++;
 393                         vi = atoi(pos);
 394                         pos = os_strchr(pos, ',');
 395                         if (pos == NULL)
 396                                 return -1;
 397                         pos++;
 398                         vo = atoi(pos);
 399                         /* ignore max SP Length for now */
 400
 401                         wpa_s->set_sta_uapsd = 1;
 402                         wpa_s->sta_uapsd = 0;
 403                         if (be)
 404                                 wpa_s->sta_uapsd |= BIT(0);
 405                         if (bk)
 406                                 wpa_s->sta_uapsd |= BIT(1);
 407                         if (vi)
 408                                 wpa_s->sta_uapsd |= BIT(2);
 409                         if (vo)
 410                                 wpa_s->sta_uapsd |= BIT(3);
 411                 }
 412         } else if (os_strcasecmp(cmd, "ps") == 0) {
 413                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 414 #ifdef CONFIG_WIFI_DISPLAY
 415         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 416                 int enabled = !!atoi(value);
 417                 if (enabled && !wpa_s->global->p2p)
 418                         ret = -1;
 419                 else
 420                         wifi_display_enable(wpa_s->global, enabled);
 421 #endif /* CONFIG_WIFI_DISPLAY */
 422         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 423                 ret = set_bssid_filter(wpa_s, value);
 424         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 425                 ret = set_disallow_aps(wpa_s, value);
 426         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 427                 wpa_s->no_keep_alive = !!atoi(value);
 428 #ifdef CONFIG_TESTING_OPTIONS
 429         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 430                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 431         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 432                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 433 #ifdef CONFIG_AP
 434                 if (wpa_s->ap_iface) {
 435                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 436                                 wpa_s->ext_eapol_frame_io;
 437                 }
 438 #endif /* CONFIG_AP */
 439         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 440                 wpa_s->extra_roc_dur = atoi(value);
 441         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 442                 wpa_s->test_failure = atoi(value);
 443 #endif /* CONFIG_TESTING_OPTIONS */
 444 #ifndef CONFIG_NO_CONFIG_BLOBS
 445         } else if (os_strcmp(cmd, "blob") == 0) {
 446                 ret = wpas_ctrl_set_blob(wpa_s, value);
 447 #endif /* CONFIG_NO_CONFIG_BLOBS */
 448         } else if (os_strcasecmp(cmd, "setband") == 0) {
 449                 if (os_strcmp(value, "AUTO") == 0)
 450                         wpa_s->setband = WPA_SETBAND_AUTO;
 451                 else if (os_strcmp(value, "5G") == 0)
 452                         wpa_s->setband = WPA_SETBAND_5G;
 453                 else if (os_strcmp(value, "2G") == 0)
 454                         wpa_s->setband = WPA_SETBAND_2G;
 455                 else
 456                         ret = -1;
 457         } else {
 458                 value[-1] = '=';
 459                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 460                 if (ret == 0)
 461                         wpa_supplicant_update_config(wpa_s);
 462         }
 463
 464         return ret;
 465 }
 466
 467
 468 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 469                                          char *cmd, char *buf, size_t buflen)
 470 {
 471         int res = -1;
 472
 473         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 474
 475         if (os_strcmp(cmd, "version") == 0) {
 476                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 477         } else if (os_strcasecmp(cmd, "country") == 0) {
 478                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 479                         res = os_snprintf(buf, buflen, "%c%c",
 480                                           wpa_s->conf->country[0],
 481                                           wpa_s->conf->country[1]);
 482 #ifdef CONFIG_WIFI_DISPLAY
 483         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 484                 int enabled;
 485                 if (wpa_s->global->p2p == NULL ||
 486                     wpa_s->global->p2p_disabled)
 487                         enabled = 0;
 488                 else
 489                         enabled = wpa_s->global->wifi_display;
 490                 res = os_snprintf(buf, buflen, "%d", enabled);
 491 #endif /* CONFIG_WIFI_DISPLAY */
 492 #ifdef CONFIG_TESTING_GET_GTK
 493         } else if (os_strcmp(cmd, "gtk") == 0) {
 494                 if (wpa_s->last_gtk_len == 0)
 495                         return -1;
 496                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 497                                        wpa_s->last_gtk_len);
 498                 return res;
 499 #endif /* CONFIG_TESTING_GET_GTK */
 500         } else if (os_strcmp(cmd, "tls_library") == 0) {
 501                 res = tls_get_library_version(buf, buflen);
 502         } else {
 503                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 504         }
 505
 506         if (os_snprintf_error(buflen, res))
 507                 return -1;
 508         return res;
 509 }
 510
 511
 512 #ifdef IEEE8021X_EAPOL
 513 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 514                                              char *addr)
 515 {
 516         u8 bssid[ETH_ALEN];
 517         struct wpa_ssid *ssid = wpa_s->current_ssid;
 518
 519         if (hwaddr_aton(addr, bssid)) {
 520                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 521                            "'%s'", addr);
 522                 return -1;
 523         }
 524
 525         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 526         rsn_preauth_deinit(wpa_s->wpa);
 527         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 528                 return -1;
 529
 530         return 0;
 531 }
 532 #endif /* IEEE8021X_EAPOL */
 533
 534
 535 #ifdef CONFIG_PEERKEY
 536 /* MLME-STKSTART.request(peer) */
 537 static int wpa_supplicant_ctrl_iface_stkstart(
 538         struct wpa_supplicant *wpa_s, char *addr)
 539 {
 540         u8 peer[ETH_ALEN];
 541
 542         if (hwaddr_aton(addr, peer)) {
 543                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 544                            "address '%s'", addr);
 545                 return -1;
 546         }
 547
 548         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 549                    MAC2STR(peer));
 550
 551         return wpa_sm_stkstart(wpa_s->wpa, peer);
 552 }
 553 #endif /* CONFIG_PEERKEY */
 554
 555
 556 #ifdef CONFIG_TDLS
 557
 558 static int wpa_supplicant_ctrl_iface_tdls_discover(
 559         struct wpa_supplicant *wpa_s, char *addr)
 560 {
 561         u8 peer[ETH_ALEN];
 562         int ret;
 563
 564         if (hwaddr_aton(addr, peer)) {
 565                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 566                            "address '%s'", addr);
 567                 return -1;
 568         }
 569
 570         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 571                    MAC2STR(peer));
 572
 573         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 574                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 575         else
 576                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 577
 578         return ret;
 579 }
 580
 581
 582 static int wpa_supplicant_ctrl_iface_tdls_setup(
 583         struct wpa_supplicant *wpa_s, char *addr)
 584 {
 585         u8 peer[ETH_ALEN];
 586         int ret;
 587
 588         if (hwaddr_aton(addr, peer)) {
 589                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 590                            "address '%s'", addr);
 591                 return -1;
 592         }
 593
 594         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 595                    MAC2STR(peer));
 596
 597         if ((wpa_s->conf->tdls_external_control) &&
 598             wpa_tdls_is_external_setup(wpa_s->wpa))
 599                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 600
 601         wpa_tdls_remove(wpa_s->wpa, peer);
 602
 603         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 604                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 605         else
 606                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 607
 608         return ret;
 609 }
 610
 611
 612 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 613         struct wpa_supplicant *wpa_s, char *addr)
 614 {
 615         u8 peer[ETH_ALEN];
 616         int ret;
 617
 618         if (os_strcmp(addr, "*") == 0) {
 619                 /* remove everyone */
 620                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 621                 wpa_tdls_teardown_peers(wpa_s->wpa);
 622                 return 0;
 623         }
 624
 625         if (hwaddr_aton(addr, peer)) {
 626                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 627                            "address '%s'", addr);
 628                 return -1;
 629         }
 630
 631         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 632                    MAC2STR(peer));
 633
 634         if ((wpa_s->conf->tdls_external_control) &&
 635             wpa_tdls_is_external_setup(wpa_s->wpa))
 636                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 637
 638         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 639                 ret = wpa_tdls_teardown_link(
 640                         wpa_s->wpa, peer,
 641                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 642         else
 643                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 644
 645         return ret;
 646 }
 647
 648
 649 static int ctrl_iface_get_capability_tdls(
 650         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 651 {
 652         int ret;
 653
 654         ret = os_snprintf(buf, buflen, "%s\n",
 655                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 656                           (wpa_s->drv_flags &
 657                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 658                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 659         if (os_snprintf_error(buflen, ret))
 660                 return -1;
 661         return ret;
 662 }
 663
 664
 665 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 666         struct wpa_supplicant *wpa_s, char *cmd)
 667 {
 668         u8 peer[ETH_ALEN];
 669         struct hostapd_freq_params freq_params;
 670         u8 oper_class;
 671         char *pos, *end;
 672
 673         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 674                 wpa_printf(MSG_INFO,
 675                            "tdls_chanswitch: Only supported with external setup");
 676                 return -1;
 677         }
 678
 679         os_memset(&freq_params, 0, sizeof(freq_params));
 680
 681         pos = os_strchr(cmd, ' ');
 682         if (pos == NULL)
 683                 return -1;
 684         *pos++ = '\0';
 685
 686         oper_class = strtol(pos, &end, 10);
 687         if (pos == end) {
 688                 wpa_printf(MSG_INFO,
 689                            "tdls_chanswitch: Invalid op class provided");
 690                 return -1;
 691         }
 692
 693         pos = end;
 694         freq_params.freq = atoi(pos);
 695         if (freq_params.freq == 0) {
 696                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 697                 return -1;
 698         }
 699
 700 #define SET_FREQ_SETTING(str) \
 701         do { \
 702                 const char *pos2 = os_strstr(pos, " " #str "="); \
 703                 if (pos2) { \
 704                         pos2 += sizeof(" " #str "=") - 1; \
 705                         freq_params.str = atoi(pos2); \
 706                 } \
 707         } while (0)
 708
 709         SET_FREQ_SETTING(center_freq1);
 710         SET_FREQ_SETTING(center_freq2);
 711         SET_FREQ_SETTING(bandwidth);
 712         SET_FREQ_SETTING(sec_channel_offset);
 713 #undef SET_FREQ_SETTING
 714
 715         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 716         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 717
 718         if (hwaddr_aton(cmd, peer)) {
 719                 wpa_printf(MSG_DEBUG,
 720                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 721                            cmd);
 722                 return -1;
 723         }
 724
 725         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 726                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 727                    MAC2STR(peer), oper_class, freq_params.freq,
 728                    freq_params.center_freq1, freq_params.center_freq2,
 729                    freq_params.bandwidth, freq_params.sec_channel_offset,
 730                    freq_params.ht_enabled ? " HT" : "",
 731                    freq_params.vht_enabled ? " VHT" : "");
 732
 733         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 734                                            &freq_params);
 735 }
 736
 737
 738 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 739         struct wpa_supplicant *wpa_s, char *cmd)
 740 {
 741         u8 peer[ETH_ALEN];
 742
 743         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 744                 wpa_printf(MSG_INFO,
 745                            "tdls_chanswitch: Only supported with external setup");
 746                 return -1;
 747         }
 748
 749         if (hwaddr_aton(cmd, peer)) {
 750                 wpa_printf(MSG_DEBUG,
 751                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 752                            cmd);
 753                 return -1;
 754         }
 755
 756         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 757                    MAC2STR(peer));
 758
 759         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 760 }
 761
 762 #endif /* CONFIG_TDLS */
 763
 764
 765 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 766 {
 767         char *token, *context = NULL;
 768         struct wmm_ac_ts_setup_params params = {
 769                 .tsid = 0xff,
 770                 .direction = 0xff,
 771         };
 772
 773         while ((token = str_token(cmd, " ", &context))) {
 774                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 775                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 776                     sscanf(token, "nominal_msdu_size=%i",
 777                            &params.nominal_msdu_size) == 1 ||
 778                     sscanf(token, "mean_data_rate=%i",
 779                            &params.mean_data_rate) == 1 ||
 780                     sscanf(token, "min_phy_rate=%i",
 781                            &params.minimum_phy_rate) == 1 ||
 782                     sscanf(token, "sba=%i",
 783                            &params.surplus_bandwidth_allowance) == 1)
 784                         continue;
 785
 786                 if (os_strcasecmp(token, "downlink") == 0) {
 787                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 788                 } else if (os_strcasecmp(token, "uplink") == 0) {
 789                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 790                 } else if (os_strcasecmp(token, "bidi") == 0) {
 791                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 792                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 793                         params.fixed_nominal_msdu = 1;
 794                 } else {
 795                         wpa_printf(MSG_DEBUG,
 796                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 797                                    token);
 798                         return -1;
 799                 }
 800
 801         }
 802
 803         return wpas_wmm_ac_addts(wpa_s, &params);
 804 }
 805
 806
 807 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 808 {
 809         u8 tsid = atoi(cmd);
 810
 811         return wpas_wmm_ac_delts(wpa_s, tsid);
 812 }
 813
 814
 815 #ifdef CONFIG_IEEE80211R
 816 static int wpa_supplicant_ctrl_iface_ft_ds(
 817         struct wpa_supplicant *wpa_s, char *addr)
 818 {
 819         u8 target_ap[ETH_ALEN];
 820         struct wpa_bss *bss;
 821         const u8 *mdie;
 822
 823         if (hwaddr_aton(addr, target_ap)) {
 824                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 825                            "address '%s'", addr);
 826                 return -1;
 827         }
 828
 829         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 830
 831         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 832         if (bss)
 833                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 834         else
 835                 mdie = NULL;
 836
 837         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 838 }
 839 #endif /* CONFIG_IEEE80211R */
 840
 841
 842 #ifdef CONFIG_WPS
 843 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 844                                              char *cmd)
 845 {
 846         u8 bssid[ETH_ALEN], *_bssid = bssid;
 847 #ifdef CONFIG_P2P
 848         u8 p2p_dev_addr[ETH_ALEN];
 849 #endif /* CONFIG_P2P */
 850 #ifdef CONFIG_AP
 851         u8 *_p2p_dev_addr = NULL;
 852 #endif /* CONFIG_AP */
 853
 854         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 855                 _bssid = NULL;
 856 #ifdef CONFIG_P2P
 857         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 858                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 859                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 860                                    "P2P Device Address '%s'",
 861                                    cmd + 13);
 862                         return -1;
 863                 }
 864                 _p2p_dev_addr = p2p_dev_addr;
 865 #endif /* CONFIG_P2P */
 866         } else if (hwaddr_aton(cmd, bssid)) {
 867                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 868                            cmd);
 869                 return -1;
 870         }
 871
 872 #ifdef CONFIG_AP
 873         if (wpa_s->ap_iface)
 874                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 875 #endif /* CONFIG_AP */
 876
 877         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 878 }
 879
 880
 881 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 882                                              char *cmd, char *buf,
 883                                              size_t buflen)
 884 {
 885         u8 bssid[ETH_ALEN], *_bssid = bssid;
 886         char *pin;
 887         int ret;
 888
 889         pin = os_strchr(cmd, ' ');
 890         if (pin)
 891                 *pin++ = '\0';
 892
 893         if (os_strcmp(cmd, "any") == 0)
 894                 _bssid = NULL;
 895         else if (os_strcmp(cmd, "get") == 0) {
 896                 ret = wps_generate_pin();
 897                 goto done;
 898         } else if (hwaddr_aton(cmd, bssid)) {
 899                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 900                            cmd);
 901                 return -1;
 902         }
 903
 904 #ifdef CONFIG_AP
 905         if (wpa_s->ap_iface) {
 906                 int timeout = 0;
 907                 char *pos;
 908
 909                 if (pin) {
 910                         pos = os_strchr(pin, ' ');
 911                         if (pos) {
 912                                 *pos++ = '\0';
 913                                 timeout = atoi(pos);
 914                         }
 915                 }
 916
 917                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 918                                                  buf, buflen, timeout);
 919         }
 920 #endif /* CONFIG_AP */
 921
 922         if (pin) {
 923                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 924                                          DEV_PW_DEFAULT);
 925                 if (ret < 0)
 926                         return -1;
 927                 ret = os_snprintf(buf, buflen, "%s", pin);
 928                 if (os_snprintf_error(buflen, ret))
 929                         return -1;
 930                 return ret;
 931         }
 932
 933         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
 934         if (ret < 0)
 935                 return -1;
 936
 937 done:
 938         /* Return the generated PIN */
 939         ret = os_snprintf(buf, buflen, "%08d", ret);
 940         if (os_snprintf_error(buflen, ret))
 941                 return -1;
 942         return ret;
 943 }
 944
 945
 946 static int wpa_supplicant_ctrl_iface_wps_check_pin(
 947         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
 948 {
 949         char pin[9];
 950         size_t len;
 951         char *pos;
 952         int ret;
 953
 954         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
 955                               (u8 *) cmd, os_strlen(cmd));
 956         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
 957                 if (*pos < '0' || *pos > '9')
 958                         continue;
 959                 pin[len++] = *pos;
 960                 if (len == 9) {
 961                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
 962                         return -1;
 963                 }
 964         }
 965         if (len != 4 && len != 8) {
 966                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
 967                 return -1;
 968         }
 969         pin[len] = '\0';
 970
 971         if (len == 8) {
 972                 unsigned int pin_val;
 973                 pin_val = atoi(pin);
 974                 if (!wps_pin_valid(pin_val)) {
 975                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
 976                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
 977                         if (os_snprintf_error(buflen, ret))
 978                                 return -1;
 979                         return ret;
 980                 }
 981         }
 982
 983         ret = os_snprintf(buf, buflen, "%s", pin);
 984         if (os_snprintf_error(buflen, ret))
 985                 return -1;
 986
 987         return ret;
 988 }
 989
 990
 991 #ifdef CONFIG_WPS_NFC
 992
 993 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
 994                                              char *cmd)
 995 {
 996         u8 bssid[ETH_ALEN], *_bssid = bssid;
 997
 998         if (cmd == NULL || cmd[0] == '\0')
 999                 _bssid = NULL;
1000         else if (hwaddr_aton(cmd, bssid))
1001                 return -1;
1002
1003         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1004                                   0, 0);
1005 }
1006
1007
1008 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1009         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1010 {
1011         int ndef;
1012         struct wpabuf *buf;
1013         int res;
1014         char *pos;
1015
1016         pos = os_strchr(cmd, ' ');
1017         if (pos)
1018                 *pos++ = '\0';
1019         if (os_strcmp(cmd, "WPS") == 0)
1020                 ndef = 0;
1021         else if (os_strcmp(cmd, "NDEF") == 0)
1022                 ndef = 1;
1023         else
1024                 return -1;
1025
1026         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1027         if (buf == NULL)
1028                 return -1;
1029
1030         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1031                                          wpabuf_len(buf));
1032         reply[res++] = '\n';
1033         reply[res] = '\0';
1034
1035         wpabuf_free(buf);
1036
1037         return res;
1038 }
1039
1040
1041 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1042         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1043 {
1044         int ndef;
1045         struct wpabuf *buf;
1046         int res;
1047
1048         if (os_strcmp(cmd, "WPS") == 0)
1049                 ndef = 0;
1050         else if (os_strcmp(cmd, "NDEF") == 0)
1051                 ndef = 1;
1052         else
1053                 return -1;
1054
1055         buf = wpas_wps_nfc_token(wpa_s, ndef);
1056         if (buf == NULL)
1057                 return -1;
1058
1059         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1060                                          wpabuf_len(buf));
1061         reply[res++] = '\n';
1062         reply[res] = '\0';
1063
1064         wpabuf_free(buf);
1065
1066         return res;
1067 }
1068
1069
1070 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1071         struct wpa_supplicant *wpa_s, char *pos)
1072 {
1073         size_t len;
1074         struct wpabuf *buf;
1075         int ret;
1076         char *freq;
1077         int forced_freq = 0;
1078
1079         freq = strstr(pos, " freq=");
1080         if (freq) {
1081                 *freq = '\0';
1082                 freq += 6;
1083                 forced_freq = atoi(freq);
1084         }
1085
1086         len = os_strlen(pos);
1087         if (len & 0x01)
1088                 return -1;
1089         len /= 2;
1090
1091         buf = wpabuf_alloc(len);
1092         if (buf == NULL)
1093                 return -1;
1094         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1095                 wpabuf_free(buf);
1096                 return -1;
1097         }
1098
1099         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1100         wpabuf_free(buf);
1101
1102         return ret;
1103 }
1104
1105
1106 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1107                                               char *reply, size_t max_len,
1108                                               int ndef)
1109 {
1110         struct wpabuf *buf;
1111         int res;
1112
1113         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1114         if (buf == NULL)
1115                 return -1;
1116
1117         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1118                                          wpabuf_len(buf));
1119         reply[res++] = '\n';
1120         reply[res] = '\0';
1121
1122         wpabuf_free(buf);
1123
1124         return res;
1125 }
1126
1127
1128 #ifdef CONFIG_P2P
1129 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1130                                               char *reply, size_t max_len,
1131                                               int ndef)
1132 {
1133         struct wpabuf *buf;
1134         int res;
1135
1136         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1137         if (buf == NULL) {
1138                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1139                 return -1;
1140         }
1141
1142         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1143                                          wpabuf_len(buf));
1144         reply[res++] = '\n';
1145         reply[res] = '\0';
1146
1147         wpabuf_free(buf);
1148
1149         return res;
1150 }
1151 #endif /* CONFIG_P2P */
1152
1153
1154 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1155                                           char *cmd, char *reply,
1156                                           size_t max_len)
1157 {
1158         char *pos;
1159         int ndef;
1160
1161         pos = os_strchr(cmd, ' ');
1162         if (pos == NULL)
1163                 return -1;
1164         *pos++ = '\0';
1165
1166         if (os_strcmp(cmd, "WPS") == 0)
1167                 ndef = 0;
1168         else if (os_strcmp(cmd, "NDEF") == 0)
1169                 ndef = 1;
1170         else
1171                 return -1;
1172
1173         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1174                 if (!ndef)
1175                         return -1;
1176                 return wpas_ctrl_nfc_get_handover_req_wps(
1177                         wpa_s, reply, max_len, ndef);
1178         }
1179
1180 #ifdef CONFIG_P2P
1181         if (os_strcmp(pos, "P2P-CR") == 0) {
1182                 return wpas_ctrl_nfc_get_handover_req_p2p(
1183                         wpa_s, reply, max_len, ndef);
1184         }
1185 #endif /* CONFIG_P2P */
1186
1187         return -1;
1188 }
1189
1190
1191 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1192                                               char *reply, size_t max_len,
1193                                               int ndef, int cr, char *uuid)
1194 {
1195         struct wpabuf *buf;
1196         int res;
1197
1198         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1199         if (buf == NULL)
1200                 return -1;
1201
1202         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1203                                          wpabuf_len(buf));
1204         reply[res++] = '\n';
1205         reply[res] = '\0';
1206
1207         wpabuf_free(buf);
1208
1209         return res;
1210 }
1211
1212
1213 #ifdef CONFIG_P2P
1214 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1215                                               char *reply, size_t max_len,
1216                                               int ndef, int tag)
1217 {
1218         struct wpabuf *buf;
1219         int res;
1220
1221         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1222         if (buf == NULL)
1223                 return -1;
1224
1225         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1226                                          wpabuf_len(buf));
1227         reply[res++] = '\n';
1228         reply[res] = '\0';
1229
1230         wpabuf_free(buf);
1231
1232         return res;
1233 }
1234 #endif /* CONFIG_P2P */
1235
1236
1237 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1238                                           char *cmd, char *reply,
1239                                           size_t max_len)
1240 {
1241         char *pos, *pos2;
1242         int ndef;
1243
1244         pos = os_strchr(cmd, ' ');
1245         if (pos == NULL)
1246                 return -1;
1247         *pos++ = '\0';
1248
1249         if (os_strcmp(cmd, "WPS") == 0)
1250                 ndef = 0;
1251         else if (os_strcmp(cmd, "NDEF") == 0)
1252                 ndef = 1;
1253         else
1254                 return -1;
1255
1256         pos2 = os_strchr(pos, ' ');
1257         if (pos2)
1258                 *pos2++ = '\0';
1259         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1260                 if (!ndef)
1261                         return -1;
1262                 return wpas_ctrl_nfc_get_handover_sel_wps(
1263                         wpa_s, reply, max_len, ndef,
1264                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1265         }
1266
1267 #ifdef CONFIG_P2P
1268         if (os_strcmp(pos, "P2P-CR") == 0) {
1269                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1270                         wpa_s, reply, max_len, ndef, 0);
1271         }
1272
1273         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1274                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1275                         wpa_s, reply, max_len, ndef, 1);
1276         }
1277 #endif /* CONFIG_P2P */
1278
1279         return -1;
1280 }
1281
1282
1283 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1284                                          char *cmd)
1285 {
1286         size_t len;
1287         struct wpabuf *req, *sel;
1288         int ret;
1289         char *pos, *role, *type, *pos2;
1290 #ifdef CONFIG_P2P
1291         char *freq;
1292         int forced_freq = 0;
1293
1294         freq = strstr(cmd, " freq=");
1295         if (freq) {
1296                 *freq = '\0';
1297                 freq += 6;
1298                 forced_freq = atoi(freq);
1299         }
1300 #endif /* CONFIG_P2P */
1301
1302         role = cmd;
1303         pos = os_strchr(role, ' ');
1304         if (pos == NULL) {
1305                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1306                 return -1;
1307         }
1308         *pos++ = '\0';
1309
1310         type = pos;
1311         pos = os_strchr(type, ' ');
1312         if (pos == NULL) {
1313                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1314                 return -1;
1315         }
1316         *pos++ = '\0';
1317
1318         pos2 = os_strchr(pos, ' ');
1319         if (pos2 == NULL) {
1320                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1321                 return -1;
1322         }
1323         *pos2++ = '\0';
1324
1325         len = os_strlen(pos);
1326         if (len & 0x01) {
1327                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1328                 return -1;
1329         }
1330         len /= 2;
1331
1332         req = wpabuf_alloc(len);
1333         if (req == NULL) {
1334                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1335                 return -1;
1336         }
1337         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1338                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1339                 wpabuf_free(req);
1340                 return -1;
1341         }
1342
1343         len = os_strlen(pos2);
1344         if (len & 0x01) {
1345                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1346                 wpabuf_free(req);
1347                 return -1;
1348         }
1349         len /= 2;
1350
1351         sel = wpabuf_alloc(len);
1352         if (sel == NULL) {
1353                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1354                 wpabuf_free(req);
1355                 return -1;
1356         }
1357         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1358                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1359                 wpabuf_free(req);
1360                 wpabuf_free(sel);
1361                 return -1;
1362         }
1363
1364         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1365                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1366
1367         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1368                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1369 #ifdef CONFIG_AP
1370         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1371         {
1372                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1373                 if (ret < 0)
1374                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1375 #endif /* CONFIG_AP */
1376 #ifdef CONFIG_P2P
1377         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1378         {
1379                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1380         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1381         {
1382                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1383                                                    forced_freq);
1384 #endif /* CONFIG_P2P */
1385         } else {
1386                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1387                            "reported: role=%s type=%s", role, type);
1388                 ret = -1;
1389         }
1390         wpabuf_free(req);
1391         wpabuf_free(sel);
1392
1393         if (ret)
1394                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1395
1396         return ret;
1397 }
1398
1399 #endif /* CONFIG_WPS_NFC */
1400
1401
1402 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1403                                              char *cmd)
1404 {
1405         u8 bssid[ETH_ALEN];
1406         char *pin;
1407         char *new_ssid;
1408         char *new_auth;
1409         char *new_encr;
1410         char *new_key;
1411         struct wps_new_ap_settings ap;
1412
1413         pin = os_strchr(cmd, ' ');
1414         if (pin == NULL)
1415                 return -1;
1416         *pin++ = '\0';
1417
1418         if (hwaddr_aton(cmd, bssid)) {
1419                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1420                            cmd);
1421                 return -1;
1422         }
1423
1424         new_ssid = os_strchr(pin, ' ');
1425         if (new_ssid == NULL)
1426                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1427         *new_ssid++ = '\0';
1428
1429         new_auth = os_strchr(new_ssid, ' ');
1430         if (new_auth == NULL)
1431                 return -1;
1432         *new_auth++ = '\0';
1433
1434         new_encr = os_strchr(new_auth, ' ');
1435         if (new_encr == NULL)
1436                 return -1;
1437         *new_encr++ = '\0';
1438
1439         new_key = os_strchr(new_encr, ' ');
1440         if (new_key == NULL)
1441                 return -1;
1442         *new_key++ = '\0';
1443
1444         os_memset(&ap, 0, sizeof(ap));
1445         ap.ssid_hex = new_ssid;
1446         ap.auth = new_auth;
1447         ap.encr = new_encr;
1448         ap.key_hex = new_key;
1449         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1450 }
1451
1452
1453 #ifdef CONFIG_AP
1454 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1455                                                 char *cmd, char *buf,
1456                                                 size_t buflen)
1457 {
1458         int timeout = 300;
1459         char *pos;
1460         const char *pin_txt;
1461
1462         if (!wpa_s->ap_iface)
1463                 return -1;
1464
1465         pos = os_strchr(cmd, ' ');
1466         if (pos)
1467                 *pos++ = '\0';
1468
1469         if (os_strcmp(cmd, "disable") == 0) {
1470                 wpas_wps_ap_pin_disable(wpa_s);
1471                 return os_snprintf(buf, buflen, "OK\n");
1472         }
1473
1474         if (os_strcmp(cmd, "random") == 0) {
1475                 if (pos)
1476                         timeout = atoi(pos);
1477                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1478                 if (pin_txt == NULL)
1479                         return -1;
1480                 return os_snprintf(buf, buflen, "%s", pin_txt);
1481         }
1482
1483         if (os_strcmp(cmd, "get") == 0) {
1484                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1485                 if (pin_txt == NULL)
1486                         return -1;
1487                 return os_snprintf(buf, buflen, "%s", pin_txt);
1488         }
1489
1490         if (os_strcmp(cmd, "set") == 0) {
1491                 char *pin;
1492                 if (pos == NULL)
1493                         return -1;
1494                 pin = pos;
1495                 pos = os_strchr(pos, ' ');
1496                 if (pos) {
1497                         *pos++ = '\0';
1498                         timeout = atoi(pos);
1499                 }
1500                 if (os_strlen(pin) > buflen)
1501                         return -1;
1502                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1503                         return -1;
1504                 return os_snprintf(buf, buflen, "%s", pin);
1505         }
1506
1507         return -1;
1508 }
1509 #endif /* CONFIG_AP */
1510
1511
1512 #ifdef CONFIG_WPS_ER
1513 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1514                                                 char *cmd)
1515 {
1516         char *uuid = cmd, *pin, *pos;
1517         u8 addr_buf[ETH_ALEN], *addr = NULL;
1518         pin = os_strchr(uuid, ' ');
1519         if (pin == NULL)
1520                 return -1;
1521         *pin++ = '\0';
1522         pos = os_strchr(pin, ' ');
1523         if (pos) {
1524                 *pos++ = '\0';
1525                 if (hwaddr_aton(pos, addr_buf) == 0)
1526                         addr = addr_buf;
1527         }
1528         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1529 }
1530
1531
1532 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1533                                                   char *cmd)
1534 {
1535         char *uuid = cmd, *pin;
1536         pin = os_strchr(uuid, ' ');
1537         if (pin == NULL)
1538                 return -1;
1539         *pin++ = '\0';
1540         return wpas_wps_er_learn(wpa_s, uuid, pin);
1541 }
1542
1543
1544 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1545         struct wpa_supplicant *wpa_s, char *cmd)
1546 {
1547         char *uuid = cmd, *id;
1548         id = os_strchr(uuid, ' ');
1549         if (id == NULL)
1550                 return -1;
1551         *id++ = '\0';
1552         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1553 }
1554
1555
1556 static int wpa_supplicant_ctrl_iface_wps_er_config(
1557         struct wpa_supplicant *wpa_s, char *cmd)
1558 {
1559         char *pin;
1560         char *new_ssid;
1561         char *new_auth;
1562         char *new_encr;
1563         char *new_key;
1564         struct wps_new_ap_settings ap;
1565
1566         pin = os_strchr(cmd, ' ');
1567         if (pin == NULL)
1568                 return -1;
1569         *pin++ = '\0';
1570
1571         new_ssid = os_strchr(pin, ' ');
1572         if (new_ssid == NULL)
1573                 return -1;
1574         *new_ssid++ = '\0';
1575
1576         new_auth = os_strchr(new_ssid, ' ');
1577         if (new_auth == NULL)
1578                 return -1;
1579         *new_auth++ = '\0';
1580
1581         new_encr = os_strchr(new_auth, ' ');
1582         if (new_encr == NULL)
1583                 return -1;
1584         *new_encr++ = '\0';
1585
1586         new_key = os_strchr(new_encr, ' ');
1587         if (new_key == NULL)
1588                 return -1;
1589         *new_key++ = '\0';
1590
1591         os_memset(&ap, 0, sizeof(ap));
1592         ap.ssid_hex = new_ssid;
1593         ap.auth = new_auth;
1594         ap.encr = new_encr;
1595         ap.key_hex = new_key;
1596         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1597 }
1598
1599
1600 #ifdef CONFIG_WPS_NFC
1601 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1602         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1603 {
1604         int ndef;
1605         struct wpabuf *buf;
1606         int res;
1607         char *uuid;
1608
1609         uuid = os_strchr(cmd, ' ');
1610         if (uuid == NULL)
1611                 return -1;
1612         *uuid++ = '\0';
1613
1614         if (os_strcmp(cmd, "WPS") == 0)
1615                 ndef = 0;
1616         else if (os_strcmp(cmd, "NDEF") == 0)
1617                 ndef = 1;
1618         else
1619                 return -1;
1620
1621         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1622         if (buf == NULL)
1623                 return -1;
1624
1625         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1626                                          wpabuf_len(buf));
1627         reply[res++] = '\n';
1628         reply[res] = '\0';
1629
1630         wpabuf_free(buf);
1631
1632         return res;
1633 }
1634 #endif /* CONFIG_WPS_NFC */
1635 #endif /* CONFIG_WPS_ER */
1636
1637 #endif /* CONFIG_WPS */
1638
1639
1640 #ifdef CONFIG_IBSS_RSN
1641 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1642         struct wpa_supplicant *wpa_s, char *addr)
1643 {
1644         u8 peer[ETH_ALEN];
1645
1646         if (hwaddr_aton(addr, peer)) {
1647                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1648                            "address '%s'", addr);
1649                 return -1;
1650         }
1651
1652         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1653                    MAC2STR(peer));
1654
1655         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1656 }
1657 #endif /* CONFIG_IBSS_RSN */
1658
1659
1660 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1661                                               char *rsp)
1662 {
1663 #ifdef IEEE8021X_EAPOL
1664         char *pos, *id_pos;
1665         int id;
1666         struct wpa_ssid *ssid;
1667
1668         pos = os_strchr(rsp, '-');
1669         if (pos == NULL)
1670                 return -1;
1671         *pos++ = '\0';
1672         id_pos = pos;
1673         pos = os_strchr(pos, ':');
1674         if (pos == NULL)
1675                 return -1;
1676         *pos++ = '\0';
1677         id = atoi(id_pos);
1678         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1679         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1680                               (u8 *) pos, os_strlen(pos));
1681
1682         ssid = wpa_config_get_network(wpa_s->conf, id);
1683         if (ssid == NULL) {
1684                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1685                            "to update", id);
1686                 return -1;
1687         }
1688
1689         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1690                                                          pos);
1691 #else /* IEEE8021X_EAPOL */
1692         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1693         return -1;
1694 #endif /* IEEE8021X_EAPOL */
1695 }
1696
1697
1698 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1699                                             const char *params,
1700                                             char *buf, size_t buflen)
1701 {
1702         char *pos, *end, tmp[30];
1703         int res, verbose, wps, ret;
1704 #ifdef CONFIG_HS20
1705         const u8 *hs20;
1706 #endif /* CONFIG_HS20 */
1707         const u8 *sess_id;
1708         size_t sess_id_len;
1709
1710         if (os_strcmp(params, "-DRIVER") == 0)
1711                 return wpa_drv_status(wpa_s, buf, buflen);
1712         verbose = os_strcmp(params, "-VERBOSE") == 0;
1713         wps = os_strcmp(params, "-WPS") == 0;
1714         pos = buf;
1715         end = buf + buflen;
1716         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1717                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1718                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1719                                   MAC2STR(wpa_s->bssid));
1720                 if (os_snprintf_error(end - pos, ret))
1721                         return pos - buf;
1722                 pos += ret;
1723                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1724                                   wpa_s->assoc_freq);
1725                 if (os_snprintf_error(end - pos, ret))
1726                         return pos - buf;
1727                 pos += ret;
1728                 if (ssid) {
1729                         u8 *_ssid = ssid->ssid;
1730                         size_t ssid_len = ssid->ssid_len;
1731                         u8 ssid_buf[MAX_SSID_LEN];
1732                         if (ssid_len == 0) {
1733                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1734                                 if (_res < 0)
1735                                         ssid_len = 0;
1736                                 else
1737                                         ssid_len = _res;
1738                                 _ssid = ssid_buf;
1739                         }
1740                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1741                                           wpa_ssid_txt(_ssid, ssid_len),
1742                                           ssid->id);
1743                         if (os_snprintf_error(end - pos, ret))
1744                                 return pos - buf;
1745                         pos += ret;
1746
1747                         if (wps && ssid->passphrase &&
1748                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1749                             (ssid->mode == WPAS_MODE_AP ||
1750                              ssid->mode == WPAS_MODE_P2P_GO)) {
1751                                 ret = os_snprintf(pos, end - pos,
1752                                                   "passphrase=%s\n",
1753                                                   ssid->passphrase);
1754                                 if (os_snprintf_error(end - pos, ret))
1755                                         return pos - buf;
1756                                 pos += ret;
1757                         }
1758                         if (ssid->id_str) {
1759                                 ret = os_snprintf(pos, end - pos,
1760                                                   "id_str=%s\n",
1761                                                   ssid->id_str);
1762                                 if (os_snprintf_error(end - pos, ret))
1763                                         return pos - buf;
1764                                 pos += ret;
1765                         }
1766
1767                         switch (ssid->mode) {
1768                         case WPAS_MODE_INFRA:
1769                                 ret = os_snprintf(pos, end - pos,
1770                                                   "mode=station\n");
1771                                 break;
1772                         case WPAS_MODE_IBSS:
1773                                 ret = os_snprintf(pos, end - pos,
1774                                                   "mode=IBSS\n");
1775                                 break;
1776                         case WPAS_MODE_AP:
1777                                 ret = os_snprintf(pos, end - pos,
1778                                                   "mode=AP\n");
1779                                 break;
1780                         case WPAS_MODE_P2P_GO:
1781                                 ret = os_snprintf(pos, end - pos,
1782                                                   "mode=P2P GO\n");
1783                                 break;
1784                         case WPAS_MODE_P2P_GROUP_FORMATION:
1785                                 ret = os_snprintf(pos, end - pos,
1786                                                   "mode=P2P GO - group "
1787                                                   "formation\n");
1788                                 break;
1789                         default:
1790                                 ret = 0;
1791                                 break;
1792                         }
1793                         if (os_snprintf_error(end - pos, ret))
1794                                 return pos - buf;
1795                         pos += ret;
1796                 }
1797
1798 #ifdef CONFIG_AP
1799                 if (wpa_s->ap_iface) {
1800                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1801                                                             end - pos,
1802                                                             verbose);
1803                 } else
1804 #endif /* CONFIG_AP */
1805                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1806         }
1807 #ifdef CONFIG_SAE
1808         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1809 #ifdef CONFIG_AP
1810             !wpa_s->ap_iface &&
1811 #endif /* CONFIG_AP */
1812             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1813                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1814                                   wpa_s->sme.sae.group);
1815                 if (os_snprintf_error(end - pos, ret))
1816                         return pos - buf;
1817                 pos += ret;
1818         }
1819 #endif /* CONFIG_SAE */
1820         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1821                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1822         if (os_snprintf_error(end - pos, ret))
1823                 return pos - buf;
1824         pos += ret;
1825
1826         if (wpa_s->l2 &&
1827             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1828                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1829                 if (os_snprintf_error(end - pos, ret))
1830                         return pos - buf;
1831                 pos += ret;
1832         }
1833
1834 #ifdef CONFIG_P2P
1835         if (wpa_s->global->p2p) {
1836                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1837                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1838                 if (os_snprintf_error(end - pos, ret))
1839                         return pos - buf;
1840                 pos += ret;
1841         }
1842 #endif /* CONFIG_P2P */
1843
1844         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1845                           MAC2STR(wpa_s->own_addr));
1846         if (os_snprintf_error(end - pos, ret))
1847                 return pos - buf;
1848         pos += ret;
1849
1850 #ifdef CONFIG_HS20
1851         if (wpa_s->current_bss &&
1852             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1853                                           HS20_IE_VENDOR_TYPE)) &&
1854             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1855             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1856                 int release = 1;
1857                 if (hs20[1] >= 5) {
1858                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1859                         release = rel_num + 1;
1860                 }
1861                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1862                 if (os_snprintf_error(end - pos, ret))
1863                         return pos - buf;
1864                 pos += ret;
1865         }
1866
1867         if (wpa_s->current_ssid) {
1868                 struct wpa_cred *cred;
1869                 char *type;
1870
1871                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1872                         size_t i;
1873
1874                         if (wpa_s->current_ssid->parent_cred != cred)
1875                                 continue;
1876
1877                         if (cred->provisioning_sp) {
1878                                 ret = os_snprintf(pos, end - pos,
1879                                                   "provisioning_sp=%s\n",
1880                                                   cred->provisioning_sp);
1881                                 if (os_snprintf_error(end - pos, ret))
1882                                         return pos - buf;
1883                                 pos += ret;
1884                         }
1885
1886                         if (!cred->domain)
1887                                 goto no_domain;
1888
1889                         i = 0;
1890                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1891                                 struct wpabuf *names =
1892                                         wpa_s->current_bss->anqp->domain_name;
1893                                 for (i = 0; names && i < cred->num_domain; i++)
1894                                 {
1895                                         if (domain_name_list_contains(
1896                                                     names, cred->domain[i], 1))
1897                                                 break;
1898                                 }
1899                                 if (i == cred->num_domain)
1900                                         i = 0; /* show first entry by default */
1901                         }
1902                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1903                                           cred->domain[i]);
1904                         if (os_snprintf_error(end - pos, ret))
1905                                 return pos - buf;
1906                         pos += ret;
1907
1908                 no_domain:
1909                         if (wpa_s->current_bss == NULL ||
1910                             wpa_s->current_bss->anqp == NULL)
1911                                 res = -1;
1912                         else
1913                                 res = interworking_home_sp_cred(
1914                                         wpa_s, cred,
1915                                         wpa_s->current_bss->anqp->domain_name);
1916                         if (res > 0)
1917                                 type = "home";
1918                         else if (res == 0)
1919                                 type = "roaming";
1920                         else
1921                                 type = "unknown";
1922
1923                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1924                         if (os_snprintf_error(end - pos, ret))
1925                                 return pos - buf;
1926                         pos += ret;
1927
1928                         break;
1929                 }
1930         }
1931 #endif /* CONFIG_HS20 */
1932
1933         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1934             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1935                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1936                                           verbose);
1937                 if (res >= 0)
1938                         pos += res;
1939         }
1940
1941         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
1942         if (sess_id) {
1943                 char *start = pos;
1944
1945                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
1946                 if (os_snprintf_error(end - pos, ret))
1947                         return start - buf;
1948                 pos += ret;
1949                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
1950                 if (ret <= 0)
1951                         return start - buf;
1952                 pos += ret;
1953                 ret = os_snprintf(pos, end - pos, "\n");
1954                 if (os_snprintf_error(end - pos, ret))
1955                         return start - buf;
1956                 pos += ret;
1957         }
1958
1959         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1960         if (res >= 0)
1961                 pos += res;
1962
1963 #ifdef CONFIG_WPS
1964         {
1965                 char uuid_str[100];
1966                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1967                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1968                 if (os_snprintf_error(end - pos, ret))
1969                         return pos - buf;
1970                 pos += ret;
1971         }
1972 #endif /* CONFIG_WPS */
1973
1974 #ifdef ANDROID
1975         /*
1976          * Allow using the STATUS command with default behavior, say for debug,
1977          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
1978          * events with STATUS-NO_EVENTS.
1979          */
1980         if (os_strcmp(params, "-NO_EVENTS")) {
1981                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1982                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1983                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1984                              wpa_s->wpa_state,
1985                              MAC2STR(wpa_s->bssid),
1986                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1987                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
1988                                           wpa_s->current_ssid->ssid_len) : "");
1989                 if (wpa_s->wpa_state == WPA_COMPLETED) {
1990                         struct wpa_ssid *ssid = wpa_s->current_ssid;
1991                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1992                                      "- connection to " MACSTR
1993                                      " completed %s [id=%d id_str=%s]",
1994                                      MAC2STR(wpa_s->bssid), "(auth)",
1995                                      ssid ? ssid->id : -1,
1996                                      ssid && ssid->id_str ? ssid->id_str : "");
1997                 }
1998         }
1999 #endif /* ANDROID */
2000
2001         return pos - buf;
2002 }
2003
2004
2005 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2006                                            char *cmd)
2007 {
2008         char *pos;
2009         int id;
2010         struct wpa_ssid *ssid;
2011         u8 bssid[ETH_ALEN];
2012
2013         /* cmd: "<network id> <BSSID>" */
2014         pos = os_strchr(cmd, ' ');
2015         if (pos == NULL)
2016                 return -1;
2017         *pos++ = '\0';
2018         id = atoi(cmd);
2019         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2020         if (hwaddr_aton(pos, bssid)) {
2021                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2022                 return -1;
2023         }
2024
2025         ssid = wpa_config_get_network(wpa_s->conf, id);
2026         if (ssid == NULL) {
2027                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2028                            "to update", id);
2029                 return -1;
2030         }
2031
2032         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2033         ssid->bssid_set = !is_zero_ether_addr(bssid);
2034
2035         return 0;
2036 }
2037
2038
2039 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2040                                                char *cmd, char *buf,
2041                                                size_t buflen)
2042 {
2043         u8 bssid[ETH_ALEN];
2044         struct wpa_blacklist *e;
2045         char *pos, *end;
2046         int ret;
2047
2048         /* cmd: "BLACKLIST [<BSSID>]" */
2049         if (*cmd == '\0') {
2050                 pos = buf;
2051                 end = buf + buflen;
2052                 e = wpa_s->blacklist;
2053                 while (e) {
2054                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2055                                           MAC2STR(e->bssid));
2056                         if (os_snprintf_error(end - pos, ret))
2057                                 return pos - buf;
2058                         pos += ret;
2059                         e = e->next;
2060                 }
2061                 return pos - buf;
2062         }
2063
2064         cmd++;
2065         if (os_strncmp(cmd, "clear", 5) == 0) {
2066                 wpa_blacklist_clear(wpa_s);
2067                 os_memcpy(buf, "OK\n", 3);
2068                 return 3;
2069         }
2070
2071         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2072         if (hwaddr_aton(cmd, bssid)) {
2073                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2074                 return -1;
2075         }
2076
2077         /*
2078          * Add the BSSID twice, so its count will be 2, causing it to be
2079          * skipped when processing scan results.
2080          */
2081         ret = wpa_blacklist_add(wpa_s, bssid);
2082         if (ret < 0)
2083                 return -1;
2084         ret = wpa_blacklist_add(wpa_s, bssid);
2085         if (ret < 0)
2086                 return -1;
2087         os_memcpy(buf, "OK\n", 3);
2088         return 3;
2089 }
2090
2091
2092 static const char * debug_level_str(int level)
2093 {
2094         switch (level) {
2095         case MSG_EXCESSIVE:
2096                 return "EXCESSIVE";
2097         case MSG_MSGDUMP:
2098                 return "MSGDUMP";
2099         case MSG_DEBUG:
2100                 return "DEBUG";
2101         case MSG_INFO:
2102                 return "INFO";
2103         case MSG_WARNING:
2104                 return "WARNING";
2105         case MSG_ERROR:
2106                 return "ERROR";
2107         default:
2108                 return "?";
2109         }
2110 }
2111
2112
2113 static int str_to_debug_level(const char *s)
2114 {
2115         if (os_strcasecmp(s, "EXCESSIVE") == 0)
2116                 return MSG_EXCESSIVE;
2117         if (os_strcasecmp(s, "MSGDUMP") == 0)
2118                 return MSG_MSGDUMP;
2119         if (os_strcasecmp(s, "DEBUG") == 0)
2120                 return MSG_DEBUG;
2121         if (os_strcasecmp(s, "INFO") == 0)
2122                 return MSG_INFO;
2123         if (os_strcasecmp(s, "WARNING") == 0)
2124                 return MSG_WARNING;
2125         if (os_strcasecmp(s, "ERROR") == 0)
2126                 return MSG_ERROR;
2127         return -1;
2128 }
2129
2130
2131 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2132                                                char *cmd, char *buf,
2133                                                size_t buflen)
2134 {
2135         char *pos, *end, *stamp;
2136         int ret;
2137
2138         /* cmd: "LOG_LEVEL [<level>]" */
2139         if (*cmd == '\0') {
2140                 pos = buf;
2141                 end = buf + buflen;
2142                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2143                                   "Timestamp: %d\n",
2144                                   debug_level_str(wpa_debug_level),
2145                                   wpa_debug_timestamp);
2146                 if (os_snprintf_error(end - pos, ret))
2147                         ret = 0;
2148
2149                 return ret;
2150         }
2151
2152         while (*cmd == ' ')
2153                 cmd++;
2154
2155         stamp = os_strchr(cmd, ' ');
2156         if (stamp) {
2157                 *stamp++ = '\0';
2158                 while (*stamp == ' ') {
2159                         stamp++;
2160                 }
2161         }
2162
2163         if (cmd && os_strlen(cmd)) {
2164                 int level = str_to_debug_level(cmd);
2165                 if (level < 0)
2166                         return -1;
2167                 wpa_debug_level = level;
2168         }
2169
2170         if (stamp && os_strlen(stamp))
2171                 wpa_debug_timestamp = atoi(stamp);
2172
2173         os_memcpy(buf, "OK\n", 3);
2174         return 3;
2175 }
2176
2177
2178 static int wpa_supplicant_ctrl_iface_list_networks(
2179         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2180 {
2181         char *pos, *end, *prev;
2182         struct wpa_ssid *ssid;
2183         int ret;
2184
2185         pos = buf;
2186         end = buf + buflen;
2187         ret = os_snprintf(pos, end - pos,
2188                           "network id / ssid / bssid / flags\n");
2189         if (os_snprintf_error(end - pos, ret))
2190                 return pos - buf;
2191         pos += ret;
2192
2193         ssid = wpa_s->conf->ssid;
2194
2195         /* skip over ssids until we find next one */
2196         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2197                 int last_id = atoi(cmd + 8);
2198                 if (last_id != -1) {
2199                         while (ssid != NULL && ssid->id <= last_id) {
2200                                 ssid = ssid->next;
2201                         }
2202                 }
2203         }
2204
2205         while (ssid) {
2206                 prev = pos;
2207                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2208                                   ssid->id,
2209                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2210                 if (os_snprintf_error(end - pos, ret))
2211                         return prev - buf;
2212                 pos += ret;
2213                 if (ssid->bssid_set) {
2214                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2215                                           MAC2STR(ssid->bssid));
2216                 } else {
2217                         ret = os_snprintf(pos, end - pos, "\tany");
2218                 }
2219                 if (os_snprintf_error(end - pos, ret))
2220                         return prev - buf;
2221                 pos += ret;
2222                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2223                                   ssid == wpa_s->current_ssid ?
2224                                   "[CURRENT]" : "",
2225                                   ssid->disabled ? "[DISABLED]" : "",
2226                                   ssid->disabled_until.sec ?
2227                                   "[TEMP-DISABLED]" : "",
2228                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2229                                   "");
2230                 if (os_snprintf_error(end - pos, ret))
2231                         return prev - buf;
2232                 pos += ret;
2233                 ret = os_snprintf(pos, end - pos, "\n");
2234                 if (os_snprintf_error(end - pos, ret))
2235                         return prev - buf;
2236                 pos += ret;
2237
2238                 ssid = ssid->next;
2239         }
2240
2241         return pos - buf;
2242 }
2243
2244
2245 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2246 {
2247         int ret;
2248         ret = os_snprintf(pos, end - pos, "-");
2249         if (os_snprintf_error(end - pos, ret))
2250                 return pos;
2251         pos += ret;
2252         ret = wpa_write_ciphers(pos, end, cipher, "+");
2253         if (ret < 0)
2254                 return pos;
2255         pos += ret;
2256         return pos;
2257 }
2258
2259
2260 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2261                                     const u8 *ie, size_t ie_len)
2262 {
2263         struct wpa_ie_data data;
2264         char *start;
2265         int ret;
2266
2267         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2268         if (os_snprintf_error(end - pos, ret))
2269                 return pos;
2270         pos += ret;
2271
2272         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2273                 ret = os_snprintf(pos, end - pos, "?]");
2274                 if (os_snprintf_error(end - pos, ret))
2275                         return pos;
2276                 pos += ret;
2277                 return pos;
2278         }
2279
2280         start = pos;
2281         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2282                 ret = os_snprintf(pos, end - pos, "%sEAP",
2283                                   pos == start ? "" : "+");
2284                 if (os_snprintf_error(end - pos, ret))
2285                         return pos;
2286                 pos += ret;
2287         }
2288         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2289                 ret = os_snprintf(pos, end - pos, "%sPSK",
2290                                   pos == start ? "" : "+");
2291                 if (os_snprintf_error(end - pos, ret))
2292                         return pos;
2293                 pos += ret;
2294         }
2295         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2296                 ret = os_snprintf(pos, end - pos, "%sNone",
2297                                   pos == start ? "" : "+");
2298                 if (os_snprintf_error(end - pos, ret))
2299                         return pos;
2300                 pos += ret;
2301         }
2302         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2303                 ret = os_snprintf(pos, end - pos, "%sSAE",
2304                                   pos == start ? "" : "+");
2305                 if (os_snprintf_error(end - pos, ret))
2306                         return pos;
2307                 pos += ret;
2308         }
2309 #ifdef CONFIG_IEEE80211R
2310         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2311                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2312                                   pos == start ? "" : "+");
2313                 if (os_snprintf_error(end - pos, ret))
2314                         return pos;
2315                 pos += ret;
2316         }
2317         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2318                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2319                                   pos == start ? "" : "+");
2320                 if (os_snprintf_error(end - pos, ret))
2321                         return pos;
2322                 pos += ret;
2323         }
2324         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2325                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2326                                   pos == start ? "" : "+");
2327                 if (os_snprintf_error(end - pos, ret))
2328                         return pos;
2329                 pos += ret;
2330         }
2331 #endif /* CONFIG_IEEE80211R */
2332 #ifdef CONFIG_IEEE80211W
2333         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2334                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2335                                   pos == start ? "" : "+");
2336                 if (os_snprintf_error(end - pos, ret))
2337                         return pos;
2338                 pos += ret;
2339         }
2340         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2341                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2342                                   pos == start ? "" : "+");
2343                 if (os_snprintf_error(end - pos, ret))
2344                         return pos;
2345                 pos += ret;
2346         }
2347 #endif /* CONFIG_IEEE80211W */
2348
2349 #ifdef CONFIG_SUITEB
2350         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2351                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2352                                   pos == start ? "" : "+");
2353                 if (os_snprintf_error(end - pos, ret))
2354                         return pos;
2355                 pos += ret;
2356         }
2357 #endif /* CONFIG_SUITEB */
2358
2359 #ifdef CONFIG_SUITEB192
2360         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2361                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2362                                   pos == start ? "" : "+");
2363                 if (os_snprintf_error(end - pos, ret))
2364                         return pos;
2365                 pos += ret;
2366         }
2367 #endif /* CONFIG_SUITEB192 */
2368
2369         if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2370                 ret = os_snprintf(pos, end - pos, "%sOSEN",
2371                                   pos == start ? "" : "+");
2372                 if (os_snprintf_error(end - pos, ret))
2373                         return pos;
2374                 pos += ret;
2375         }
2376
2377         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2378
2379         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2380                 ret = os_snprintf(pos, end - pos, "-preauth");
2381                 if (os_snprintf_error(end - pos, ret))
2382                         return pos;
2383                 pos += ret;
2384         }
2385
2386         ret = os_snprintf(pos, end - pos, "]");
2387         if (os_snprintf_error(end - pos, ret))
2388                 return pos;
2389         pos += ret;
2390
2391         return pos;
2392 }
2393
2394
2395 #ifdef CONFIG_WPS
2396 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2397                                             char *pos, char *end,
2398                                             struct wpabuf *wps_ie)
2399 {
2400         int ret;
2401         const char *txt;
2402
2403         if (wps_ie == NULL)
2404                 return pos;
2405         if (wps_is_selected_pbc_registrar(wps_ie))
2406                 txt = "[WPS-PBC]";
2407         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2408                 txt = "[WPS-AUTH]";
2409         else if (wps_is_selected_pin_registrar(wps_ie))
2410                 txt = "[WPS-PIN]";
2411         else
2412                 txt = "[WPS]";
2413
2414         ret = os_snprintf(pos, end - pos, "%s", txt);
2415         if (!os_snprintf_error(end - pos, ret))
2416                 pos += ret;
2417         wpabuf_free(wps_ie);
2418         return pos;
2419 }
2420 #endif /* CONFIG_WPS */
2421
2422
2423 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2424                                         char *pos, char *end,
2425                                         const struct wpa_bss *bss)
2426 {
2427 #ifdef CONFIG_WPS
2428         struct wpabuf *wps_ie;
2429         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2430         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2431 #else /* CONFIG_WPS */
2432         return pos;
2433 #endif /* CONFIG_WPS */
2434 }
2435
2436
2437 /* Format one result on one text line into a buffer. */
2438 static int wpa_supplicant_ctrl_iface_scan_result(
2439         struct wpa_supplicant *wpa_s,
2440         const struct wpa_bss *bss, char *buf, size_t buflen)
2441 {
2442         char *pos, *end;
2443         int ret;
2444         const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2445
2446         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2447         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2448         if (!p2p)
2449                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2450         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2451             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2452             0)
2453                 return 0; /* Do not show P2P listen discovery results here */
2454
2455         pos = buf;
2456         end = buf + buflen;
2457
2458         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2459                           MAC2STR(bss->bssid), bss->freq, bss->level);
2460         if (os_snprintf_error(end - pos, ret))
2461                 return -1;
2462         pos += ret;
2463         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2464         if (ie)
2465                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2466         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2467         if (ie2) {
2468                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2469                                             ie2, 2 + ie2[1]);
2470         }
2471         osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2472         if (osen_ie)
2473                 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2474                                             osen_ie, 2 + osen_ie[1]);
2475         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2476         if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2477                 ret = os_snprintf(pos, end - pos, "[WEP]");
2478                 if (os_snprintf_error(end - pos, ret))
2479                         return -1;
2480                 pos += ret;
2481         }
2482         if (mesh) {
2483                 ret = os_snprintf(pos, end - pos, "[MESH]");
2484                 if (os_snprintf_error(end - pos, ret))
2485                         return -1;
2486                 pos += ret;
2487         }
2488         if (bss_is_dmg(bss)) {
2489                 const char *s;
2490                 ret = os_snprintf(pos, end - pos, "[DMG]");
2491                 if (os_snprintf_error(end - pos, ret))
2492                         return -1;
2493                 pos += ret;
2494                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2495                 case IEEE80211_CAP_DMG_IBSS:
2496                         s = "[IBSS]";
2497                         break;
2498                 case IEEE80211_CAP_DMG_AP:
2499                         s = "[ESS]";
2500                         break;
2501                 case IEEE80211_CAP_DMG_PBSS:
2502                         s = "[PBSS]";
2503                         break;
2504                 default:
2505                         s = "";
2506                         break;
2507                 }
2508                 ret = os_snprintf(pos, end - pos, "%s", s);
2509                 if (os_snprintf_error(end - pos, ret))
2510                         return -1;
2511                 pos += ret;
2512         } else {
2513                 if (bss->caps & IEEE80211_CAP_IBSS) {
2514                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2515                         if (os_snprintf_error(end - pos, ret))
2516                                 return -1;
2517                         pos += ret;
2518                 }
2519                 if (bss->caps & IEEE80211_CAP_ESS) {
2520                         ret = os_snprintf(pos, end - pos, "[ESS]");
2521                         if (os_snprintf_error(end - pos, ret))
2522                                 return -1;
2523                         pos += ret;
2524                 }
2525         }
2526         if (p2p) {
2527                 ret = os_snprintf(pos, end - pos, "[P2P]");
2528                 if (os_snprintf_error(end - pos, ret))
2529                         return -1;
2530                 pos += ret;
2531         }
2532 #ifdef CONFIG_HS20
2533         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2534                 ret = os_snprintf(pos, end - pos, "[HS20]");
2535                 if (os_snprintf_error(end - pos, ret))
2536                         return -1;
2537                 pos += ret;
2538         }
2539 #endif /* CONFIG_HS20 */
2540
2541         ret = os_snprintf(pos, end - pos, "\t%s",
2542                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2543         if (os_snprintf_error(end - pos, ret))
2544                 return -1;
2545         pos += ret;
2546
2547         ret = os_snprintf(pos, end - pos, "\n");
2548         if (os_snprintf_error(end - pos, ret))
2549                 return -1;
2550         pos += ret;
2551
2552         return pos - buf;
2553 }
2554
2555
2556 static int wpa_supplicant_ctrl_iface_scan_results(
2557         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2558 {
2559         char *pos, *end;
2560         struct wpa_bss *bss;
2561         int ret;
2562
2563         pos = buf;
2564         end = buf + buflen;
2565         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2566                           "flags / ssid\n");
2567         if (os_snprintf_error(end - pos, ret))
2568                 return pos - buf;
2569         pos += ret;
2570
2571         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2572                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2573                                                             end - pos);
2574                 if (ret < 0 || ret >= end - pos)
2575                         return pos - buf;
2576                 pos += ret;
2577         }
2578
2579         return pos - buf;
2580 }
2581
2582
2583 #ifdef CONFIG_MESH
2584
2585 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2586         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2587 {
2588         char *pos, ifname[IFNAMSIZ + 1];
2589
2590         ifname[0] = '\0';
2591
2592         pos = os_strstr(cmd, "ifname=");
2593         if (pos) {
2594                 pos += 7;
2595                 os_strlcpy(ifname, pos, sizeof(ifname));
2596         }
2597
2598         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2599                 return -1;
2600
2601         os_strlcpy(reply, ifname, max_len);
2602         return os_strlen(ifname);
2603 }
2604
2605
2606 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2607         struct wpa_supplicant *wpa_s, char *cmd)
2608 {
2609         int id;
2610         struct wpa_ssid *ssid;
2611
2612         id = atoi(cmd);
2613         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2614
2615         ssid = wpa_config_get_network(wpa_s->conf, id);
2616         if (ssid == NULL) {
2617                 wpa_printf(MSG_DEBUG,
2618                            "CTRL_IFACE: Could not find network id=%d", id);
2619                 return -1;
2620         }
2621         if (ssid->mode != WPAS_MODE_MESH) {
2622                 wpa_printf(MSG_DEBUG,
2623                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2624                 return -1;
2625         }
2626         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2627             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2628                 wpa_printf(MSG_ERROR,
2629                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2630                 return -1;
2631         }
2632
2633         /*
2634          * TODO: If necessary write our own group_add function,
2635          * for now we can reuse select_network
2636          */
2637         wpa_supplicant_select_network(wpa_s, ssid);
2638
2639         return 0;
2640 }
2641
2642
2643 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2644         struct wpa_supplicant *wpa_s, char *cmd)
2645 {
2646         struct wpa_supplicant *orig;
2647         struct wpa_global *global;
2648         int found = 0;
2649
2650         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2651
2652         global = wpa_s->global;
2653         orig = wpa_s;
2654
2655         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2656                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2657                         found = 1;
2658                         break;
2659                 }
2660         }
2661         if (!found) {
2662                 wpa_printf(MSG_ERROR,
2663                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2664                            cmd);
2665                 return -1;
2666         }
2667         if (wpa_s->mesh_if_created && wpa_s == orig) {
2668                 wpa_printf(MSG_ERROR,
2669                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2670                 return -1;
2671         }
2672
2673         wpa_s->reassociate = 0;
2674         wpa_s->disconnected = 1;
2675         wpa_supplicant_cancel_sched_scan(wpa_s);
2676         wpa_supplicant_cancel_scan(wpa_s);
2677
2678         /*
2679          * TODO: If necessary write our own group_remove function,
2680          * for now we can reuse deauthenticate
2681          */
2682         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2683
2684         if (wpa_s->mesh_if_created)
2685                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2686
2687         return 0;
2688 }
2689
2690 #endif /* CONFIG_MESH */
2691
2692
2693 static int wpa_supplicant_ctrl_iface_select_network(
2694         struct wpa_supplicant *wpa_s, char *cmd)
2695 {
2696         int id;
2697         struct wpa_ssid *ssid;
2698         char *pos;
2699
2700         /* cmd: "<network id>" or "any" */
2701         if (os_strncmp(cmd, "any", 3) == 0) {
2702                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2703                 ssid = NULL;
2704         } else {
2705                 id = atoi(cmd);
2706                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2707
2708                 ssid = wpa_config_get_network(wpa_s->conf, id);
2709                 if (ssid == NULL) {
2710                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2711                                    "network id=%d", id);
2712                         return -1;
2713                 }
2714                 if (ssid->disabled == 2) {
2715                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2716                                    "SELECT_NETWORK with persistent P2P group");
2717                         return -1;
2718                 }
2719         }
2720
2721         pos = os_strstr(cmd, " freq=");
2722         if (pos) {
2723                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2724                 if (freqs) {
2725                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2726                         os_free(wpa_s->manual_scan_freqs);
2727                         wpa_s->manual_scan_freqs = freqs;
2728                 }
2729         }
2730
2731         wpa_supplicant_select_network(wpa_s, ssid);
2732
2733         return 0;
2734 }
2735
2736
2737 static int wpa_supplicant_ctrl_iface_enable_network(
2738         struct wpa_supplicant *wpa_s, char *cmd)
2739 {
2740         int id;
2741         struct wpa_ssid *ssid;
2742
2743         /* cmd: "<network id>" or "all" */
2744         if (os_strcmp(cmd, "all") == 0) {
2745                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2746                 ssid = NULL;
2747         } else {
2748                 id = atoi(cmd);
2749                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2750
2751                 ssid = wpa_config_get_network(wpa_s->conf, id);
2752                 if (ssid == NULL) {
2753                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2754                                    "network id=%d", id);
2755                         return -1;
2756                 }
2757                 if (ssid->disabled == 2) {
2758                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2759                                    "ENABLE_NETWORK with persistent P2P group");
2760                         return -1;
2761                 }
2762
2763                 if (os_strstr(cmd, " no-connect")) {
2764                         ssid->disabled = 0;
2765                         return 0;
2766                 }
2767         }
2768         wpa_supplicant_enable_network(wpa_s, ssid);
2769
2770         return 0;
2771 }
2772
2773
2774 static int wpa_supplicant_ctrl_iface_disable_network(
2775         struct wpa_supplicant *wpa_s, char *cmd)
2776 {
2777         int id;
2778         struct wpa_ssid *ssid;
2779
2780         /* cmd: "<network id>" or "all" */
2781         if (os_strcmp(cmd, "all") == 0) {
2782                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2783                 ssid = NULL;
2784         } else {
2785                 id = atoi(cmd);
2786                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2787
2788                 ssid = wpa_config_get_network(wpa_s->conf, id);
2789                 if (ssid == NULL) {
2790                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2791                                    "network id=%d", id);
2792                         return -1;
2793                 }
2794                 if (ssid->disabled == 2) {
2795                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2796                                    "DISABLE_NETWORK with persistent P2P "
2797                                    "group");
2798                         return -1;
2799                 }
2800         }
2801         wpa_supplicant_disable_network(wpa_s, ssid);
2802
2803         return 0;
2804 }
2805
2806
2807 static int wpa_supplicant_ctrl_iface_add_network(
2808         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2809 {
2810         struct wpa_ssid *ssid;
2811         int ret;
2812
2813         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2814
2815         ssid = wpa_config_add_network(wpa_s->conf);
2816         if (ssid == NULL)
2817                 return -1;
2818
2819         wpas_notify_network_added(wpa_s, ssid);
2820
2821         ssid->disabled = 1;
2822         wpa_config_set_network_defaults(ssid);
2823
2824         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2825         if (os_snprintf_error(buflen, ret))
2826                 return -1;
2827         return ret;
2828 }
2829
2830
2831 static int wpa_supplicant_ctrl_iface_remove_network(
2832         struct wpa_supplicant *wpa_s, char *cmd)
2833 {
2834         int id;
2835         struct wpa_ssid *ssid;
2836         int was_disabled;
2837
2838         /* cmd: "<network id>" or "all" */
2839         if (os_strcmp(cmd, "all") == 0) {
2840                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2841                 if (wpa_s->sched_scanning)
2842                         wpa_supplicant_cancel_sched_scan(wpa_s);
2843
2844                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2845                 if (wpa_s->current_ssid) {
2846 #ifdef CONFIG_SME
2847                         wpa_s->sme.prev_bssid_set = 0;
2848 #endif /* CONFIG_SME */
2849                         wpa_sm_set_config(wpa_s->wpa, NULL);
2850                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2851                         wpa_s->own_disconnect_req = 1;
2852                         wpa_supplicant_deauthenticate(
2853                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2854                 }
2855                 ssid = wpa_s->conf->ssid;
2856                 while (ssid) {
2857                         struct wpa_ssid *remove_ssid = ssid;
2858                         id = ssid->id;
2859                         ssid = ssid->next;
2860                         if (wpa_s->last_ssid == remove_ssid)
2861                                 wpa_s->last_ssid = NULL;
2862                         wpas_notify_network_removed(wpa_s, remove_ssid);
2863                         wpa_config_remove_network(wpa_s->conf, id);
2864                 }
2865                 return 0;
2866         }
2867
2868         id = atoi(cmd);
2869         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2870
2871         ssid = wpa_config_get_network(wpa_s->conf, id);
2872         if (ssid)
2873                 wpas_notify_network_removed(wpa_s, ssid);
2874         if (ssid == NULL) {
2875                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2876                            "id=%d", id);
2877                 return -1;
2878         }
2879
2880         if (wpa_s->last_ssid == ssid)
2881                 wpa_s->last_ssid = NULL;
2882
2883         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2884 #ifdef CONFIG_SME
2885                 wpa_s->sme.prev_bssid_set = 0;
2886 #endif /* CONFIG_SME */
2887                 /*
2888                  * Invalidate the EAP session cache if the current or
2889                  * previously used network is removed.
2890                  */
2891                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2892         }
2893
2894         if (ssid == wpa_s->current_ssid) {
2895                 wpa_sm_set_config(wpa_s->wpa, NULL);
2896                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2897
2898                 wpa_s->own_disconnect_req = 1;
2899                 wpa_supplicant_deauthenticate(wpa_s,
2900                                               WLAN_REASON_DEAUTH_LEAVING);
2901         }
2902
2903         was_disabled = ssid->disabled;
2904
2905         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2906                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2907                            "network id=%d", id);
2908                 return -1;
2909         }
2910
2911         if (!was_disabled && wpa_s->sched_scanning) {
2912                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2913                            "network from filters");
2914                 wpa_supplicant_cancel_sched_scan(wpa_s);
2915                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2916         }
2917
2918         return 0;
2919 }
2920
2921
2922 static int wpa_supplicant_ctrl_iface_update_network(
2923         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2924         char *name, char *value)
2925 {
2926         if (wpa_config_set(ssid, name, value, 0) < 0) {
2927                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2928                            "variable '%s'", name);
2929                 return -1;
2930         }
2931
2932         if (os_strcmp(name, "bssid") != 0 &&
2933             os_strcmp(name, "priority") != 0)
2934                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2935
2936         if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2937                 /*
2938                  * Invalidate the EAP session cache if anything in the current
2939                  * or previously used configuration changes.
2940                  */
2941                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2942         }
2943
2944         if ((os_strcmp(name, "psk") == 0 &&
2945              value[0] == '"' && ssid->ssid_len) ||
2946             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2947                 wpa_config_update_psk(ssid);
2948         else if (os_strcmp(name, "priority") == 0)
2949                 wpa_config_update_prio_list(wpa_s->conf);
2950
2951         return 0;
2952 }
2953
2954
2955 static int wpa_supplicant_ctrl_iface_set_network(
2956         struct wpa_supplicant *wpa_s, char *cmd)
2957 {
2958         int id, ret, prev_bssid_set, prev_disabled;
2959         struct wpa_ssid *ssid;
2960         char *name, *value;
2961         u8 prev_bssid[ETH_ALEN];
2962
2963         /* cmd: "<network id> <variable name> <value>" */
2964         name = os_strchr(cmd, ' ');
2965         if (name == NULL)
2966                 return -1;
2967         *name++ = '\0';
2968
2969         value = os_strchr(name, ' ');
2970         if (value == NULL)
2971                 return -1;
2972         *value++ = '\0';
2973
2974         id = atoi(cmd);
2975         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2976                    id, name);
2977         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2978                               (u8 *) value, os_strlen(value));
2979
2980         ssid = wpa_config_get_network(wpa_s->conf, id);
2981         if (ssid == NULL) {
2982                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2983                            "id=%d", id);
2984                 return -1;
2985         }
2986
2987         prev_bssid_set = ssid->bssid_set;
2988         prev_disabled = ssid->disabled;
2989         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
2990         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
2991                                                        value);
2992         if (ret == 0 &&
2993             (ssid->bssid_set != prev_bssid_set ||
2994              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
2995                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
2996
2997         if (prev_disabled != ssid->disabled &&
2998             (prev_disabled == 2 || ssid->disabled == 2))
2999                 wpas_notify_network_type_changed(wpa_s, ssid);
3000
3001         return ret;
3002 }
3003
3004
3005 static int wpa_supplicant_ctrl_iface_get_network(
3006         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3007 {
3008         int id;
3009         size_t res;
3010         struct wpa_ssid *ssid;
3011         char *name, *value;
3012
3013         /* cmd: "<network id> <variable name>" */
3014         name = os_strchr(cmd, ' ');
3015         if (name == NULL || buflen == 0)
3016                 return -1;
3017         *name++ = '\0';
3018
3019         id = atoi(cmd);
3020         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3021                    id, name);
3022
3023         ssid = wpa_config_get_network(wpa_s->conf, id);
3024         if (ssid == NULL) {
3025                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3026                            "id=%d", id);
3027                 return -1;
3028         }
3029
3030         value = wpa_config_get_no_key(ssid, name);
3031         if (value == NULL) {
3032                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3033                            "variable '%s'", name);
3034                 return -1;
3035         }
3036
3037         res = os_strlcpy(buf, value, buflen);
3038         if (res >= buflen) {
3039                 os_free(value);
3040                 return -1;
3041         }
3042
3043         os_free(value);
3044
3045         return res;
3046 }
3047
3048
3049 static int wpa_supplicant_ctrl_iface_dup_network(
3050         struct wpa_supplicant *wpa_s, char *cmd)
3051 {
3052         struct wpa_ssid *ssid_s, *ssid_d;
3053         char *name, *id, *value;
3054         int id_s, id_d, ret;
3055
3056         /* cmd: "<src network id> <dst network id> <variable name>" */
3057         id = os_strchr(cmd, ' ');
3058         if (id == NULL)
3059                 return -1;
3060         *id++ = '\0';
3061
3062         name = os_strchr(id, ' ');
3063         if (name == NULL)
3064                 return -1;
3065         *name++ = '\0';
3066
3067         id_s = atoi(cmd);
3068         id_d = atoi(id);
3069         wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
3070                    id_s, id_d, name);
3071
3072         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3073         if (ssid_s == NULL) {
3074                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3075                            "network id=%d", id_s);
3076                 return -1;
3077         }
3078
3079         ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
3080         if (ssid_d == NULL) {
3081                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3082                            "network id=%d", id_d);
3083                 return -1;
3084         }
3085
3086         value = wpa_config_get(ssid_s, name);
3087         if (value == NULL) {
3088                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3089                            "variable '%s'", name);
3090                 return -1;
3091         }
3092
3093         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
3094                                                        value);
3095
3096         os_free(value);
3097
3098         return ret;
3099 }
3100
3101
3102 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3103                                                 char *buf, size_t buflen)
3104 {
3105         char *pos, *end;
3106         struct wpa_cred *cred;
3107         int ret;
3108
3109         pos = buf;
3110         end = buf + buflen;
3111         ret = os_snprintf(pos, end - pos,
3112                           "cred id / realm / username / domain / imsi\n");
3113         if (os_snprintf_error(end - pos, ret))
3114                 return pos - buf;
3115         pos += ret;
3116
3117         cred = wpa_s->conf->cred;
3118         while (cred) {
3119                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3120                                   cred->id, cred->realm ? cred->realm : "",
3121                                   cred->username ? cred->username : "",
3122                                   cred->domain ? cred->domain[0] : "",
3123                                   cred->imsi ? cred->imsi : "");
3124                 if (os_snprintf_error(end - pos, ret))
3125                         return pos - buf;
3126                 pos += ret;
3127
3128                 cred = cred->next;
3129         }
3130
3131         return pos - buf;
3132 }
3133
3134
3135 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3136                                               char *buf, size_t buflen)
3137 {
3138         struct wpa_cred *cred;
3139         int ret;
3140
3141         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3142
3143         cred = wpa_config_add_cred(wpa_s->conf);
3144         if (cred == NULL)
3145                 return -1;
3146
3147         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3148
3149         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3150         if (os_snprintf_error(buflen, ret))
3151                 return -1;
3152         return ret;
3153 }
3154
3155
3156 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3157                                  struct wpa_cred *cred)
3158 {
3159         struct wpa_ssid *ssid;
3160         char str[20];
3161         int id;
3162
3163         if (cred == NULL) {
3164                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3165                 return -1;
3166         }
3167
3168         id = cred->id;
3169         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3170                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3171                 return -1;
3172         }
3173
3174         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3175
3176         /* Remove any network entry created based on the removed credential */
3177         ssid = wpa_s->conf->ssid;
3178         while (ssid) {
3179                 if (ssid->parent_cred == cred) {
3180                         int res;
3181
3182                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3183                                    "used the removed credential", ssid->id);
3184                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3185                         if (os_snprintf_error(sizeof(str), res))
3186                                 str[sizeof(str) - 1] = '\0';
3187                         ssid = ssid->next;
3188                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3189                 } else
3190                         ssid = ssid->next;
3191         }
3192
3193         return 0;
3194 }
3195
3196
3197 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3198                                                  char *cmd)
3199 {
3200         int id;
3201         struct wpa_cred *cred, *prev;
3202
3203         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3204          * "provisioning_sp=<FQDN> */
3205         if (os_strcmp(cmd, "all") == 0) {
3206                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3207                 cred = wpa_s->conf->cred;
3208                 while (cred) {
3209                         prev = cred;
3210                         cred = cred->next;
3211                         wpas_ctrl_remove_cred(wpa_s, prev);
3212                 }
3213                 return 0;
3214         }
3215
3216         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3217                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3218                            cmd + 8);
3219                 cred = wpa_s->conf->cred;
3220                 while (cred) {
3221                         prev = cred;
3222                         cred = cred->next;
3223                         if (prev->domain) {
3224                                 size_t i;
3225                                 for (i = 0; i < prev->num_domain; i++) {
3226                                         if (os_strcmp(prev->domain[i], cmd + 8)
3227                                             != 0)
3228                                                 continue;
3229                                         wpas_ctrl_remove_cred(wpa_s, prev);
3230                                         break;
3231                                 }
3232                         }
3233                 }
3234                 return 0;
3235         }
3236
3237         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3238                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3239                            cmd + 16);
3240                 cred = wpa_s->conf->cred;
3241                 while (cred) {
3242                         prev = cred;
3243                         cred = cred->next;
3244                         if (prev->provisioning_sp &&
3245                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3246                                 wpas_ctrl_remove_cred(wpa_s, prev);
3247                 }
3248                 return 0;
3249         }
3250
3251         id = atoi(cmd);
3252         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3253
3254         cred = wpa_config_get_cred(wpa_s->conf, id);
3255         return wpas_ctrl_remove_cred(wpa_s, cred);
3256 }
3257
3258
3259 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3260                                               char *cmd)
3261 {
3262         int id;
3263         struct wpa_cred *cred;
3264         char *name, *value;
3265
3266         /* cmd: "<cred id> <variable name> <value>" */
3267         name = os_strchr(cmd, ' ');
3268         if (name == NULL)
3269                 return -1;
3270         *name++ = '\0';
3271
3272         value = os_strchr(name, ' ');
3273         if (value == NULL)
3274                 return -1;
3275         *value++ = '\0';
3276
3277         id = atoi(cmd);
3278         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3279                    id, name);
3280         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3281                               (u8 *) value, os_strlen(value));
3282
3283         cred = wpa_config_get_cred(wpa_s->conf, id);
3284         if (cred == NULL) {
3285                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3286                            id);
3287                 return -1;
3288         }
3289
3290         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3291                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3292                            "variable '%s'", name);
3293                 return -1;
3294         }
3295
3296         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3297
3298         return 0;
3299 }
3300
3301
3302 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3303                                               char *cmd, char *buf,
3304                                               size_t buflen)
3305 {
3306         int id;
3307         size_t res;
3308         struct wpa_cred *cred;
3309         char *name, *value;
3310
3311         /* cmd: "<cred id> <variable name>" */
3312         name = os_strchr(cmd, ' ');
3313         if (name == NULL)
3314                 return -1;
3315         *name++ = '\0';
3316
3317         id = atoi(cmd);
3318         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3319                    id, name);
3320
3321         cred = wpa_config_get_cred(wpa_s->conf, id);
3322         if (cred == NULL) {
3323                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3324                            id);
3325                 return -1;
3326         }
3327
3328         value = wpa_config_get_cred_no_key(cred, name);
3329         if (value == NULL) {
3330                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3331                            name);
3332                 return -1;
3333         }
3334
3335         res = os_strlcpy(buf, value, buflen);
3336         if (res >= buflen) {
3337                 os_free(value);
3338                 return -1;
3339         }
3340
3341         os_free(value);
3342
3343         return res;
3344 }
3345
3346
3347 #ifndef CONFIG_NO_CONFIG_WRITE
3348 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3349 {
3350         int ret;
3351
3352         if (!wpa_s->conf->update_config) {
3353                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3354                            "to update configuration (update_config=0)");
3355                 return -1;
3356         }
3357
3358         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3359         if (ret) {
3360                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3361                            "update configuration");
3362         } else {
3363                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3364                            " updated");
3365         }
3366
3367         return ret;
3368 }
3369 #endif /* CONFIG_NO_CONFIG_WRITE */
3370
3371
3372 struct cipher_info {
3373         unsigned int capa;
3374         const char *name;
3375         int group_only;
3376 };
3377
3378 static const struct cipher_info ciphers[] = {
3379         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3380         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3381         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3382         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3383         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3384         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3385         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3386         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3387 };
3388
3389 static const struct cipher_info ciphers_group_mgmt[] = {
3390         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3391         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3392         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3393         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3394 };
3395
3396
3397 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3398                                               struct wpa_driver_capa *capa,
3399                                               char *buf, size_t buflen)
3400 {
3401         int ret;
3402         char *pos, *end;
3403         size_t len;
3404         unsigned int i;
3405
3406         pos = buf;
3407         end = pos + buflen;
3408
3409         if (res < 0) {
3410                 if (strict)
3411                         return 0;
3412                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3413                 if (len >= buflen)
3414                         return -1;
3415                 return len;
3416         }
3417
3418         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3419                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3420                         ret = os_snprintf(pos, end - pos, "%s%s",
3421                                           pos == buf ? "" : " ",
3422                                           ciphers[i].name);
3423                         if (os_snprintf_error(end - pos, ret))
3424                                 return pos - buf;
3425                         pos += ret;
3426                 }
3427         }
3428
3429         return pos - buf;
3430 }
3431
3432
3433 static int ctrl_iface_get_capability_group(int res, char *strict,
3434                                            struct wpa_driver_capa *capa,
3435                                            char *buf, size_t buflen)
3436 {
3437         int ret;
3438         char *pos, *end;
3439         size_t len;
3440         unsigned int i;
3441
3442         pos = buf;
3443         end = pos + buflen;
3444
3445         if (res < 0) {
3446                 if (strict)
3447                         return 0;
3448                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3449                 if (len >= buflen)
3450                         return -1;
3451                 return len;
3452         }
3453
3454         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3455                 if (capa->enc & ciphers[i].capa) {
3456                         ret = os_snprintf(pos, end - pos, "%s%s",
3457                                           pos == buf ? "" : " ",
3458                                           ciphers[i].name);
3459                         if (os_snprintf_error(end - pos, ret))
3460                                 return pos - buf;
3461                         pos += ret;
3462                 }
3463         }
3464
3465         return pos - buf;
3466 }
3467
3468
3469 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3470                                                 struct wpa_driver_capa *capa,
3471                                                 char *buf, size_t buflen)
3472 {
3473         int ret;
3474         char *pos, *end;
3475         unsigned int i;
3476
3477         pos = buf;
3478         end = pos + buflen;
3479
3480         if (res < 0)
3481                 return 0;
3482
3483         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3484                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3485                         ret = os_snprintf(pos, end - pos, "%s%s",
3486                                           pos == buf ? "" : " ",
3487                                           ciphers_group_mgmt[i].name);
3488                         if (os_snprintf_error(end - pos, ret))
3489                                 return pos - buf;
3490                         pos += ret;
3491                 }
3492         }
3493
3494         return pos - buf;
3495 }
3496
3497
3498 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3499                                               struct wpa_driver_capa *capa,
3500                                               char *buf, size_t buflen)
3501 {
3502         int ret;
3503         char *pos, *end;
3504         size_t len;
3505
3506         pos = buf;
3507         end = pos + buflen;
3508
3509         if (res < 0) {
3510                 if (strict)
3511                         return 0;
3512                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3513                                  "NONE", buflen);
3514                 if (len >= buflen)
3515                         return -1;
3516                 return len;
3517         }
3518
3519         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3520         if (os_snprintf_error(end - pos, ret))
3521                 return pos - buf;
3522         pos += ret;
3523
3524         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3525                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3526                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3527                 if (os_snprintf_error(end - pos, ret))
3528                         return pos - buf;
3529                 pos += ret;
3530         }
3531
3532         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3533                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3534                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3535                 if (os_snprintf_error(end - pos, ret))
3536                         return pos - buf;
3537                 pos += ret;
3538         }
3539
3540         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3541                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3542                 if (os_snprintf_error(end - pos, ret))
3543                         return pos - buf;
3544                 pos += ret;
3545         }
3546
3547 #ifdef CONFIG_SUITEB
3548         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3549                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3550                 if (os_snprintf_error(end - pos, ret))
3551                         return pos - buf;
3552                 pos += ret;
3553         }
3554 #endif /* CONFIG_SUITEB */
3555 #ifdef CONFIG_SUITEB192
3556         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3557                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3558                 if (os_snprintf_error(end - pos, ret))
3559                         return pos - buf;
3560                 pos += ret;
3561         }
3562 #endif /* CONFIG_SUITEB192 */
3563
3564         return pos - buf;
3565 }
3566
3567
3568 static int ctrl_iface_get_capability_proto(int res, char *strict,
3569                                            struct wpa_driver_capa *capa,
3570                                            char *buf, size_t buflen)
3571 {
3572         int ret;
3573         char *pos, *end;
3574         size_t len;
3575
3576         pos = buf;
3577         end = pos + buflen;
3578
3579         if (res < 0) {
3580                 if (strict)
3581                         return 0;
3582                 len = os_strlcpy(buf, "RSN WPA", buflen);
3583                 if (len >= buflen)
3584                         return -1;
3585                 return len;
3586         }
3587
3588         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3589                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3590                 ret = os_snprintf(pos, end - pos, "%sRSN",
3591                                   pos == buf ? "" : " ");
3592                 if (os_snprintf_error(end - pos, ret))
3593                         return pos - buf;
3594                 pos += ret;
3595         }
3596
3597         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3598                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3599                 ret = os_snprintf(pos, end - pos, "%sWPA",
3600                                   pos == buf ? "" : " ");
3601                 if (os_snprintf_error(end - pos, ret))
3602                         return pos - buf;
3603                 pos += ret;
3604         }
3605
3606         return pos - buf;
3607 }
3608
3609
3610 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3611                                               int res, char *strict,
3612                                               struct wpa_driver_capa *capa,
3613                                               char *buf, size_t buflen)
3614 {
3615         int ret;
3616         char *pos, *end;
3617         size_t len;
3618
3619         pos = buf;
3620         end = pos + buflen;
3621
3622         if (res < 0) {
3623                 if (strict)
3624                         return 0;
3625                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3626                 if (len >= buflen)
3627                         return -1;
3628                 return len;
3629         }
3630
3631         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3632                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3633                                   pos == buf ? "" : " ");
3634                 if (os_snprintf_error(end - pos, ret))
3635                         return pos - buf;
3636                 pos += ret;
3637         }
3638
3639         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3640                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3641                                   pos == buf ? "" : " ");
3642                 if (os_snprintf_error(end - pos, ret))
3643                         return pos - buf;
3644                 pos += ret;
3645         }
3646
3647         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3648                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3649                                   pos == buf ? "" : " ");
3650                 if (os_snprintf_error(end - pos, ret))
3651                         return pos - buf;
3652                 pos += ret;
3653         }
3654
3655 #ifdef CONFIG_SAE
3656         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3657                 ret = os_snprintf(pos, end - pos, "%sSAE",
3658                                   pos == buf ? "" : " ");
3659                 if (os_snprintf_error(end - pos, ret))
3660                         return pos - buf;
3661                 pos += ret;
3662         }
3663 #endif /* CONFIG_SAE */
3664
3665         return pos - buf;
3666 }
3667
3668
3669 static int ctrl_iface_get_capability_modes(int res, char *strict,
3670                                            struct wpa_driver_capa *capa,
3671                                            char *buf, size_t buflen)
3672 {
3673         int ret;
3674         char *pos, *end;
3675         size_t len;
3676
3677         pos = buf;
3678         end = pos + buflen;
3679
3680         if (res < 0) {
3681                 if (strict)
3682                         return 0;
3683                 len = os_strlcpy(buf, "IBSS AP", buflen);
3684                 if (len >= buflen)
3685                         return -1;
3686                 return len;
3687         }
3688
3689         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3690                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3691                                   pos == buf ? "" : " ");
3692                 if (os_snprintf_error(end - pos, ret))
3693                         return pos - buf;
3694                 pos += ret;
3695         }
3696
3697         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3698                 ret = os_snprintf(pos, end - pos, "%sAP",
3699                                   pos == buf ? "" : " ");
3700                 if (os_snprintf_error(end - pos, ret))
3701                         return pos - buf;
3702                 pos += ret;
3703         }
3704
3705 #ifdef CONFIG_MESH
3706         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3707                 ret = os_snprintf(pos, end - pos, "%sMESH",
3708                                   pos == buf ? "" : " ");
3709                 if (os_snprintf_error(end - pos, ret))
3710                         return pos - buf;
3711                 pos += ret;
3712         }
3713 #endif /* CONFIG_MESH */
3714
3715         return pos - buf;
3716 }
3717
3718
3719 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3720                                               char *buf, size_t buflen)
3721 {
3722         struct hostapd_channel_data *chnl;
3723         int ret, i, j;
3724         char *pos, *end, *hmode;
3725
3726         pos = buf;
3727         end = pos + buflen;
3728
3729         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3730                 switch (wpa_s->hw.modes[j].mode) {
3731                 case HOSTAPD_MODE_IEEE80211B:
3732                         hmode = "B";
3733                         break;
3734                 case HOSTAPD_MODE_IEEE80211G:
3735                         hmode = "G";
3736                         break;
3737                 case HOSTAPD_MODE_IEEE80211A:
3738                         hmode = "A";
3739                         break;
3740                 case HOSTAPD_MODE_IEEE80211AD:
3741                         hmode = "AD";
3742                         break;
3743                 default:
3744                         continue;
3745                 }
3746                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3747                 if (os_snprintf_error(end - pos, ret))
3748                         return pos - buf;
3749                 pos += ret;
3750                 chnl = wpa_s->hw.modes[j].channels;
3751                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3752                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3753                                 continue;
3754                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3755                         if (os_snprintf_error(end - pos, ret))
3756                                 return pos - buf;
3757                         pos += ret;
3758                 }
3759                 ret = os_snprintf(pos, end - pos, "\n");
3760                 if (os_snprintf_error(end - pos, ret))
3761                         return pos - buf;
3762                 pos += ret;
3763         }
3764
3765         return pos - buf;
3766 }
3767
3768
3769 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3770                                           char *buf, size_t buflen)
3771 {
3772         struct hostapd_channel_data *chnl;
3773         int ret, i, j;
3774         char *pos, *end, *hmode;
3775
3776         pos = buf;
3777         end = pos + buflen;
3778
3779         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3780                 switch (wpa_s->hw.modes[j].mode) {
3781                 case HOSTAPD_MODE_IEEE80211B:
3782                         hmode = "B";
3783                         break;
3784                 case HOSTAPD_MODE_IEEE80211G:
3785                         hmode = "G";
3786                         break;
3787                 case HOSTAPD_MODE_IEEE80211A:
3788                         hmode = "A";
3789                         break;
3790                 case HOSTAPD_MODE_IEEE80211AD:
3791                         hmode = "AD";
3792                         break;
3793                 default:
3794                         continue;
3795                 }
3796                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3797                                   hmode);
3798                 if (os_snprintf_error(end - pos, ret))
3799                         return pos - buf;
3800                 pos += ret;
3801                 chnl = wpa_s->hw.modes[j].channels;
3802                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3803                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3804                                 continue;
3805                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3806                                           chnl[i].chan, chnl[i].freq,
3807                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3808                                           " (NO_IR)" : "",
3809                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3810                                           " (DFS)" : "");
3811
3812                         if (os_snprintf_error(end - pos, ret))
3813                                 return pos - buf;
3814                         pos += ret;
3815                 }
3816                 ret = os_snprintf(pos, end - pos, "\n");
3817                 if (os_snprintf_error(end - pos, ret))
3818                         return pos - buf;
3819                 pos += ret;
3820         }
3821
3822         return pos - buf;
3823 }
3824
3825
3826 static int wpa_supplicant_ctrl_iface_get_capability(
3827         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3828         size_t buflen)
3829 {
3830         struct wpa_driver_capa capa;
3831         int res;
3832         char *strict;
3833         char field[30];
3834         size_t len;
3835
3836         /* Determine whether or not strict checking was requested */
3837         len = os_strlcpy(field, _field, sizeof(field));
3838         if (len >= sizeof(field))
3839                 return -1;
3840         strict = os_strchr(field, ' ');
3841         if (strict != NULL) {
3842                 *strict++ = '\0';
3843                 if (os_strcmp(strict, "strict") != 0)
3844                         return -1;
3845         }
3846
3847         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3848                 field, strict ? strict : "");
3849
3850         if (os_strcmp(field, "eap") == 0) {
3851                 return eap_get_names(buf, buflen);
3852         }
3853
3854         res = wpa_drv_get_capa(wpa_s, &capa);
3855
3856         if (os_strcmp(field, "pairwise") == 0)
3857                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3858                                                           buf, buflen);
3859
3860         if (os_strcmp(field, "group") == 0)
3861                 return ctrl_iface_get_capability_group(res, strict, &capa,
3862                                                        buf, buflen);
3863
3864         if (os_strcmp(field, "group_mgmt") == 0)
3865                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3866                                                             buf, buflen);
3867
3868         if (os_strcmp(field, "key_mgmt") == 0)
3869                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3870                                                           buf, buflen);
3871
3872         if (os_strcmp(field, "proto") == 0)
3873                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3874                                                        buf, buflen);
3875
3876         if (os_strcmp(field, "auth_alg") == 0)
3877                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3878                                                           &capa, buf, buflen);
3879
3880         if (os_strcmp(field, "modes") == 0)
3881                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3882                                                        buf, buflen);
3883
3884         if (os_strcmp(field, "channels") == 0)
3885                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3886
3887         if (os_strcmp(field, "freq") == 0)
3888                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3889
3890 #ifdef CONFIG_TDLS
3891         if (os_strcmp(field, "tdls") == 0)
3892                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3893 #endif /* CONFIG_TDLS */
3894
3895 #ifdef CONFIG_ERP
3896         if (os_strcmp(field, "erp") == 0) {
3897                 res = os_snprintf(buf, buflen, "ERP");
3898                 if (os_snprintf_error(buflen, res))
3899                         return -1;
3900                 return res;
3901         }
3902 #endif /* CONFIG_EPR */
3903
3904         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3905                    field);
3906
3907         return -1;
3908 }
3909
3910
3911 #ifdef CONFIG_INTERWORKING
3912 static char * anqp_add_hex(char *pos, char *end, const char *title,
3913                            struct wpabuf *data)
3914 {
3915         char *start = pos;
3916         size_t i;
3917         int ret;
3918         const u8 *d;
3919
3920         if (data == NULL)
3921                 return start;
3922
3923         ret = os_snprintf(pos, end - pos, "%s=", title);
3924         if (os_snprintf_error(end - pos, ret))
3925                 return start;
3926         pos += ret;
3927
3928         d = wpabuf_head_u8(data);
3929         for (i = 0; i < wpabuf_len(data); i++) {
3930                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3931                 if (os_snprintf_error(end - pos, ret))
3932                         return start;
3933                 pos += ret;
3934         }
3935
3936         ret = os_snprintf(pos, end - pos, "\n");
3937         if (os_snprintf_error(end - pos, ret))
3938                 return start;
3939         pos += ret;
3940
3941         return pos;
3942 }
3943 #endif /* CONFIG_INTERWORKING */
3944
3945
3946 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3947                           unsigned long mask, char *buf, size_t buflen)
3948 {
3949         size_t i;
3950         int ret;
3951         char *pos, *end;
3952         const u8 *ie, *ie2, *osen_ie;
3953
3954         pos = buf;
3955         end = buf + buflen;
3956
3957         if (mask & WPA_BSS_MASK_ID) {
3958                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3959                 if (os_snprintf_error(end - pos, ret))
3960                         return 0;
3961                 pos += ret;
3962         }
3963
3964         if (mask & WPA_BSS_MASK_BSSID) {
3965                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3966                                   MAC2STR(bss->bssid));
3967                 if (os_snprintf_error(end - pos, ret))
3968                         return 0;
3969                 pos += ret;
3970         }
3971
3972         if (mask & WPA_BSS_MASK_FREQ) {
3973                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3974                 if (os_snprintf_error(end - pos, ret))
3975                         return 0;
3976                 pos += ret;
3977         }
3978
3979         if (mask & WPA_BSS_MASK_BEACON_INT) {
3980                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3981                                   bss->beacon_int);
3982                 if (os_snprintf_error(end - pos, ret))
3983                         return 0;
3984                 pos += ret;
3985         }
3986
3987         if (mask & WPA_BSS_MASK_CAPABILITIES) {
3988                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3989                                   bss->caps);
3990                 if (os_snprintf_error(end - pos, ret))
3991                         return 0;
3992                 pos += ret;
3993         }
3994
3995         if (mask & WPA_BSS_MASK_QUAL) {
3996                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3997                 if (os_snprintf_error(end - pos, ret))
3998                         return 0;
3999                 pos += ret;
4000         }
4001
4002         if (mask & WPA_BSS_MASK_NOISE) {
4003                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4004                 if (os_snprintf_error(end - pos, ret))
4005                         return 0;
4006                 pos += ret;
4007         }
4008
4009         if (mask & WPA_BSS_MASK_LEVEL) {
4010                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4011                 if (os_snprintf_error(end - pos, ret))
4012                         return 0;
4013                 pos += ret;
4014         }
4015
4016         if (mask & WPA_BSS_MASK_TSF) {
4017                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4018                                   (unsigned long long) bss->tsf);
4019                 if (os_snprintf_error(end - pos, ret))
4020                         return 0;
4021                 pos += ret;
4022         }
4023
4024         if (mask & WPA_BSS_MASK_AGE) {
4025                 struct os_reltime now;
4026
4027                 os_get_reltime(&now);
4028                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4029                                   (int) (now.sec - bss->last_update.sec));
4030                 if (os_snprintf_error(end - pos, ret))
4031                         return 0;
4032                 pos += ret;
4033         }
4034
4035         if (mask & WPA_BSS_MASK_IE) {
4036                 ret = os_snprintf(pos, end - pos, "ie=");
4037                 if (os_snprintf_error(end - pos, ret))
4038                         return 0;
4039                 pos += ret;
4040
4041                 ie = (const u8 *) (bss + 1);
4042                 for (i = 0; i < bss->ie_len; i++) {
4043                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4044                         if (os_snprintf_error(end - pos, ret))
4045                                 return 0;
4046                         pos += ret;
4047                 }
4048
4049                 ret = os_snprintf(pos, end - pos, "\n");
4050                 if (os_snprintf_error(end - pos, ret))
4051                         return 0;
4052                 pos += ret;
4053         }
4054
4055         if (mask & WPA_BSS_MASK_FLAGS) {
4056                 ret = os_snprintf(pos, end - pos, "flags=");
4057                 if (os_snprintf_error(end - pos, ret))
4058                         return 0;
4059                 pos += ret;
4060
4061                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4062                 if (ie)
4063                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4064                                                     2 + ie[1]);
4065                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4066                 if (ie2)
4067                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4068                                                     2 + ie2[1]);
4069                 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4070                 if (osen_ie)
4071                         pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4072                                                     osen_ie, 2 + osen_ie[1]);
4073                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4074                 if (!ie && !ie2 && !osen_ie &&
4075                     (bss->caps & IEEE80211_CAP_PRIVACY)) {
4076                         ret = os_snprintf(pos, end - pos, "[WEP]");
4077                         if (os_snprintf_error(end - pos, ret))
4078                                 return 0;
4079                         pos += ret;
4080                 }
4081                 if (bss_is_dmg(bss)) {
4082                         const char *s;
4083                         ret = os_snprintf(pos, end - pos, "[DMG]");
4084                         if (os_snprintf_error(end - pos, ret))
4085                                 return 0;
4086                         pos += ret;
4087                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4088                         case IEEE80211_CAP_DMG_IBSS:
4089                                 s = "[IBSS]";
4090                                 break;
4091                         case IEEE80211_CAP_DMG_AP:
4092                                 s = "[ESS]";
4093                                 break;
4094                         case IEEE80211_CAP_DMG_PBSS:
4095                                 s = "[PBSS]";
4096                                 break;
4097                         default:
4098                                 s = "";
4099                                 break;
4100                         }
4101                         ret = os_snprintf(pos, end - pos, "%s", s);
4102                         if (os_snprintf_error(end - pos, ret))
4103                                 return 0;
4104                         pos += ret;
4105                 } else {
4106                         if (bss->caps & IEEE80211_CAP_IBSS) {
4107                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4108                                 if (os_snprintf_error(end - pos, ret))
4109                                         return 0;
4110                                 pos += ret;
4111                         }
4112                         if (bss->caps & IEEE80211_CAP_ESS) {
4113                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4114                                 if (os_snprintf_error(end - pos, ret))
4115                                         return 0;
4116                                 pos += ret;
4117                         }
4118                 }
4119                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4120                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4121                         ret = os_snprintf(pos, end - pos, "[P2P]");
4122                         if (os_snprintf_error(end - pos, ret))
4123                                 return 0;
4124                         pos += ret;
4125                 }
4126 #ifdef CONFIG_HS20
4127                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4128                         ret = os_snprintf(pos, end - pos, "[HS20]");
4129                         if (os_snprintf_error(end - pos, ret))
4130                                 return 0;
4131                         pos += ret;
4132                 }
4133 #endif /* CONFIG_HS20 */
4134
4135                 ret = os_snprintf(pos, end - pos, "\n");
4136                 if (os_snprintf_error(end - pos, ret))
4137                         return 0;
4138                 pos += ret;
4139         }
4140
4141         if (mask & WPA_BSS_MASK_SSID) {
4142                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4143                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4144                 if (os_snprintf_error(end - pos, ret))
4145                         return 0;
4146                 pos += ret;
4147         }
4148
4149 #ifdef CONFIG_WPS
4150         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4151                 ie = (const u8 *) (bss + 1);
4152                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4153                 if (ret < 0 || ret >= end - pos)
4154                         return 0;
4155                 pos += ret;
4156         }
4157 #endif /* CONFIG_WPS */
4158
4159 #ifdef CONFIG_P2P
4160         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4161                 ie = (const u8 *) (bss + 1);
4162                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4163                 if (ret < 0 || ret >= end - pos)
4164                         return 0;
4165                 pos += ret;
4166         }
4167 #endif /* CONFIG_P2P */
4168
4169 #ifdef CONFIG_WIFI_DISPLAY
4170         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4171                 struct wpabuf *wfd;
4172                 ie = (const u8 *) (bss + 1);
4173                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4174                                                   WFD_IE_VENDOR_TYPE);
4175                 if (wfd) {
4176                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4177                         if (os_snprintf_error(end - pos, ret)) {
4178                                 wpabuf_free(wfd);
4179                                 return 0;
4180                         }
4181                         pos += ret;
4182
4183                         pos += wpa_snprintf_hex(pos, end - pos,
4184                                                 wpabuf_head(wfd),
4185                                                 wpabuf_len(wfd));
4186                         wpabuf_free(wfd);
4187
4188                         ret = os_snprintf(pos, end - pos, "\n");
4189                         if (os_snprintf_error(end - pos, ret))
4190                                 return 0;
4191                         pos += ret;
4192                 }
4193         }
4194 #endif /* CONFIG_WIFI_DISPLAY */
4195
4196 #ifdef CONFIG_INTERWORKING
4197         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4198                 struct wpa_bss_anqp *anqp = bss->anqp;
4199                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4200                                    anqp->capability_list);
4201                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4202                                    anqp->venue_name);
4203                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4204                                    anqp->network_auth_type);
4205                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4206                                    anqp->roaming_consortium);
4207                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4208                                    anqp->ip_addr_type_availability);
4209                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4210                                    anqp->nai_realm);
4211                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4212                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4213                                    anqp->domain_name);
4214 #ifdef CONFIG_HS20
4215                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4216                                    anqp->hs20_capability_list);
4217                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4218                                    anqp->hs20_operator_friendly_name);
4219                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4220                                    anqp->hs20_wan_metrics);
4221                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4222                                    anqp->hs20_connection_capability);
4223                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4224                                    anqp->hs20_operating_class);
4225                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4226                                    anqp->hs20_osu_providers_list);
4227 #endif /* CONFIG_HS20 */
4228         }
4229 #endif /* CONFIG_INTERWORKING */
4230
4231 #ifdef CONFIG_MESH
4232         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4233                 ie = (const u8 *) (bss + 1);
4234                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4235                 if (ret < 0 || ret >= end - pos)
4236                         return 0;
4237                 pos += ret;
4238         }
4239 #endif /* CONFIG_MESH */
4240
4241         if (mask & WPA_BSS_MASK_SNR) {
4242                 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4243                 if (os_snprintf_error(end - pos, ret))
4244                         return 0;
4245                 pos += ret;
4246         }
4247
4248         if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4249                 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4250                                   bss->est_throughput);
4251                 if (os_snprintf_error(end - pos, ret))
4252                         return 0;
4253                 pos += ret;
4254         }
4255
4256         if (mask & WPA_BSS_MASK_DELIM) {
4257                 ret = os_snprintf(pos, end - pos, "====\n");
4258                 if (os_snprintf_error(end - pos, ret))
4259                         return 0;
4260                 pos += ret;
4261         }
4262
4263         return pos - buf;
4264 }
4265
4266
4267 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4268                                          const char *cmd, char *buf,
4269                                          size_t buflen)
4270 {
4271         u8 bssid[ETH_ALEN];
4272         size_t i;
4273         struct wpa_bss *bss;
4274         struct wpa_bss *bsslast = NULL;
4275         struct dl_list *next;
4276         int ret = 0;
4277         int len;
4278         char *ctmp, *end = buf + buflen;
4279         unsigned long mask = WPA_BSS_MASK_ALL;
4280
4281         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4282                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4283                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4284                                             list_id);
4285                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4286                                                list_id);
4287                 } else { /* N1-N2 */
4288                         unsigned int id1, id2;
4289
4290                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4291                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4292                                            "format");
4293                                 return 0;
4294                         }
4295
4296                         if (*(cmd + 6) == '-')
4297                                 id1 = 0;
4298                         else
4299                                 id1 = atoi(cmd + 6);
4300                         ctmp++;
4301                         if (*ctmp >= '0' && *ctmp <= '9')
4302                                 id2 = atoi(ctmp);
4303                         else
4304                                 id2 = (unsigned int) -1;
4305                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4306                         if (id2 == (unsigned int) -1)
4307                                 bsslast = dl_list_last(&wpa_s->bss_id,
4308                                                        struct wpa_bss,
4309                                                        list_id);
4310                         else {
4311                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4312                                 if (bsslast == NULL && bss && id2 > id1) {
4313                                         struct wpa_bss *tmp = bss;
4314                                         for (;;) {
4315                                                 next = tmp->list_id.next;
4316                                                 if (next == &wpa_s->bss_id)
4317                                                         break;
4318                                                 tmp = dl_list_entry(
4319                                                         next, struct wpa_bss,
4320                                                         list_id);
4321                                                 if (tmp->id > id2)
4322                                                         break;
4323                                                 bsslast = tmp;
4324                                         }
4325                                 }
4326                         }
4327                 }
4328         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4329                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4330         else if (os_strncmp(cmd, "LAST", 4) == 0)
4331                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4332         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4333                 i = atoi(cmd + 3);
4334                 bss = wpa_bss_get_id(wpa_s, i);
4335         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4336                 i = atoi(cmd + 5);
4337                 bss = wpa_bss_get_id(wpa_s, i);
4338                 if (bss) {
4339                         next = bss->list_id.next;
4340                         if (next == &wpa_s->bss_id)
4341                                 bss = NULL;
4342                         else
4343                                 bss = dl_list_entry(next, struct wpa_bss,
4344                                                     list_id);
4345                 }
4346 #ifdef CONFIG_P2P
4347         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4348                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4349                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4350                 else
4351                         bss = NULL;
4352 #endif /* CONFIG_P2P */
4353         } else if (hwaddr_aton(cmd, bssid) == 0)
4354                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4355         else {
4356                 struct wpa_bss *tmp;
4357                 i = atoi(cmd);
4358                 bss = NULL;
4359                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4360                 {
4361                         if (i-- == 0) {
4362                                 bss = tmp;
4363                                 break;
4364                         }
4365                 }
4366         }
4367
4368         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4369                 mask = strtoul(ctmp + 5, NULL, 0x10);
4370                 if (mask == 0)
4371                         mask = WPA_BSS_MASK_ALL;
4372         }
4373
4374         if (bss == NULL)
4375                 return 0;
4376
4377         if (bsslast == NULL)
4378                 bsslast = bss;
4379         do {
4380                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4381                 ret += len;
4382                 buf += len;
4383                 buflen -= len;
4384                 if (bss == bsslast) {
4385                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4386                             (bss == dl_list_last(&wpa_s->bss_id,
4387                                                  struct wpa_bss, list_id))) {
4388                                 int res;
4389
4390                                 res = os_snprintf(buf - 5, end - buf + 5,
4391                                                   "####\n");
4392                                 if (os_snprintf_error(end - buf + 5, res)) {
4393                                         wpa_printf(MSG_DEBUG,
4394                                                    "Could not add end delim");
4395                                 }
4396                         }
4397                         break;
4398                 }
4399                 next = bss->list_id.next;
4400                 if (next == &wpa_s->bss_id)
4401                         break;
4402                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4403         } while (bss && len);
4404
4405         return ret;
4406 }
4407
4408
4409 static int wpa_supplicant_ctrl_iface_ap_scan(
4410         struct wpa_supplicant *wpa_s, char *cmd)
4411 {
4412         int ap_scan = atoi(cmd);
4413         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4414 }
4415
4416
4417 static int wpa_supplicant_ctrl_iface_scan_interval(
4418         struct wpa_supplicant *wpa_s, char *cmd)
4419 {
4420         int scan_int = atoi(cmd);
4421         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4422 }
4423
4424
4425 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4426         struct wpa_supplicant *wpa_s, char *cmd)
4427 {
4428         int expire_age = atoi(cmd);
4429         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4430 }
4431
4432
4433 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4434         struct wpa_supplicant *wpa_s, char *cmd)
4435 {
4436         int expire_count = atoi(cmd);
4437         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4438 }
4439
4440
4441 static void wpa_supplicant_ctrl_iface_bss_flush(
4442         struct wpa_supplicant *wpa_s, char *cmd)
4443 {
4444         int flush_age = atoi(cmd);
4445
4446         if (flush_age == 0)
4447                 wpa_bss_flush(wpa_s);
4448         else
4449                 wpa_bss_flush_by_age(wpa_s, flush_age);
4450 }
4451
4452
4453 #ifdef CONFIG_TESTING_OPTIONS
4454 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4455 {
4456         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4457         /* MLME-DELETEKEYS.request */
4458         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4459         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4460         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4461         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4462 #ifdef CONFIG_IEEE80211W
4463         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4464         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4465 #endif /* CONFIG_IEEE80211W */
4466
4467         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4468                         0);
4469         /* MLME-SETPROTECTION.request(None) */
4470         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4471                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4472                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4473         wpa_sm_drop_sa(wpa_s->wpa);
4474 }
4475 #endif /* CONFIG_TESTING_OPTIONS */
4476
4477
4478 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4479                                           char *addr)
4480 {
4481 #ifdef CONFIG_NO_SCAN_PROCESSING
4482         return -1;
4483 #else /* CONFIG_NO_SCAN_PROCESSING */
4484         u8 bssid[ETH_ALEN];
4485         struct wpa_bss *bss;
4486         struct wpa_ssid *ssid = wpa_s->current_ssid;
4487
4488         if (hwaddr_aton(addr, bssid)) {
4489                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4490                            "address '%s'", addr);
4491                 return -1;
4492         }
4493
4494         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4495
4496         if (!ssid) {
4497                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4498                            "configuration known for the target AP");
4499                 return -1;
4500         }
4501
4502         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4503         if (!bss) {
4504                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4505                            "from BSS table");
4506                 return -1;
4507         }
4508
4509         /*
4510          * TODO: Find best network configuration block from configuration to
4511          * allow roaming to other networks
4512          */
4513
4514         wpa_s->reassociate = 1;
4515         wpa_supplicant_connect(wpa_s, bss, ssid);
4516
4517         return 0;
4518 #endif /* CONFIG_NO_SCAN_PROCESSING */
4519 }
4520
4521
4522 #ifdef CONFIG_P2P
4523 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4524 {
4525         unsigned int timeout = atoi(cmd);
4526         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4527         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4528         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4529         char *pos;
4530         unsigned int search_delay;
4531         const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4532         u8 seek_count = 0;
4533         int freq = 0;
4534
4535         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4536                 wpa_dbg(wpa_s, MSG_INFO,
4537                         "Reject P2P_FIND since interface is disabled");
4538                 return -1;
4539         }
4540         if (os_strstr(cmd, "type=social"))
4541                 type = P2P_FIND_ONLY_SOCIAL;
4542         else if (os_strstr(cmd, "type=progressive"))
4543                 type = P2P_FIND_PROGRESSIVE;
4544
4545         pos = os_strstr(cmd, "dev_id=");
4546         if (pos) {
4547                 pos += 7;
4548                 if (hwaddr_aton(pos, dev_id))
4549                         return -1;
4550                 _dev_id = dev_id;
4551         }
4552
4553         pos = os_strstr(cmd, "dev_type=");
4554         if (pos) {
4555                 pos += 9;
4556                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4557                         return -1;
4558                 _dev_type = dev_type;
4559         }
4560
4561         pos = os_strstr(cmd, "delay=");
4562         if (pos) {
4563                 pos += 6;
4564                 search_delay = atoi(pos);
4565         } else
4566                 search_delay = wpas_p2p_search_delay(wpa_s);
4567
4568         /* Must be searched for last, because it adds nul termination */
4569         pos = os_strstr(cmd, " seek=");
4570         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4571                 char *term;
4572
4573                 term = os_strchr(pos + 1, ' ');
4574                 _seek[seek_count++] = pos + 6;
4575                 seek = _seek;
4576                 pos = os_strstr(pos + 6, " seek=");
4577
4578                 if (term)
4579                         *term = '\0';
4580         }
4581         if (seek_count > P2P_MAX_QUERY_HASH) {
4582                 seek[0] = NULL;
4583                 seek_count = 1;
4584         }
4585
4586         pos = os_strstr(cmd, "freq=");
4587         if (pos) {
4588                 pos += 5;
4589                 freq = atoi(pos);
4590                 if (freq <= 0)
4591                         return -1;
4592         }
4593
4594         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4595                              _dev_id, search_delay, seek_count, seek, freq);
4596 }
4597
4598
4599 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4600 {
4601         struct p2ps_provision *p2ps_prov;
4602         char *pos;
4603         size_t info_len = 0;
4604         char *info = NULL;
4605         u8 role = P2PS_SETUP_NONE;
4606         long long unsigned val;
4607
4608         pos = os_strstr(cmd, "info=");
4609         if (pos) {
4610                 pos += 5;
4611                 info_len = os_strlen(pos);
4612
4613                 if (info_len) {
4614                         info = os_malloc(info_len + 1);
4615                         if (info) {
4616                                 info_len = utf8_unescape(pos, info_len,
4617                                                          info, info_len + 1);
4618                         } else
4619                                 info_len = 0;
4620                 }
4621         }
4622
4623         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4624         if (p2ps_prov == NULL) {
4625                 os_free(info);
4626                 return NULL;
4627         }
4628
4629         if (info) {
4630                 os_memcpy(p2ps_prov->info, info, info_len);
4631                 p2ps_prov->info[info_len] = '\0';
4632                 os_free(info);
4633         }
4634
4635         pos = os_strstr(cmd, "status=");
4636         if (pos)
4637                 p2ps_prov->status = atoi(pos + 7);
4638         else
4639                 p2ps_prov->status = -1;
4640
4641         pos = os_strstr(cmd, "adv_id=");
4642         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4643                 goto invalid_args;
4644         p2ps_prov->adv_id = val;
4645
4646         pos = os_strstr(cmd, "method=");
4647         if (pos)
4648                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4649         else
4650                 p2ps_prov->method = 0;
4651
4652         pos = os_strstr(cmd, "session=");
4653         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4654                 goto invalid_args;
4655         p2ps_prov->session_id = val;
4656
4657         pos = os_strstr(cmd, "adv_mac=");
4658         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4659                 goto invalid_args;
4660
4661         pos = os_strstr(cmd, "session_mac=");
4662         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4663                 goto invalid_args;
4664
4665         /* force conncap with tstCap (no sanity checks) */
4666         pos = os_strstr(cmd, "tstCap=");
4667         if (pos) {
4668                 role = strtol(pos + 7, NULL, 16);
4669         } else {
4670                 pos = os_strstr(cmd, "role=");
4671                 if (pos) {
4672                         role = strtol(pos + 5, NULL, 16);
4673                         if (role != P2PS_SETUP_CLIENT &&
4674                             role != P2PS_SETUP_GROUP_OWNER)
4675                                 role = P2PS_SETUP_NONE;
4676                 }
4677         }
4678         p2ps_prov->role = role;
4679
4680         return p2ps_prov;
4681
4682 invalid_args:
4683         os_free(p2ps_prov);
4684         return NULL;
4685 }
4686
4687
4688 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4689 {
4690         u8 addr[ETH_ALEN];
4691         struct p2ps_provision *p2ps_prov;
4692         char *pos;
4693
4694         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4695
4696         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4697
4698         if (hwaddr_aton(cmd, addr))
4699                 return -1;
4700
4701         pos = cmd + 17;
4702         if (*pos != ' ')
4703                 return -1;
4704
4705         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4706         if (!p2ps_prov)
4707                 return -1;
4708
4709         if (p2ps_prov->status < 0) {
4710                 os_free(p2ps_prov);
4711                 return -1;
4712         }
4713
4714         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4715                                   p2ps_prov);
4716 }
4717
4718
4719 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4720 {
4721         u8 addr[ETH_ALEN];
4722         struct p2ps_provision *p2ps_prov;
4723         char *pos;
4724
4725         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4726          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4727          */
4728
4729         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4730         if (hwaddr_aton(cmd, addr))
4731                 return -1;
4732
4733         pos = cmd + 17;
4734         if (*pos != ' ')
4735                 return -1;
4736
4737         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4738         if (!p2ps_prov)
4739                 return -1;
4740
4741         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4742                                   p2ps_prov);
4743 }
4744
4745
4746 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4747                             char *buf, size_t buflen)
4748 {
4749         u8 addr[ETH_ALEN];
4750         char *pos, *pos2;
4751         char *pin = NULL;
4752         enum p2p_wps_method wps_method;
4753         int new_pin;
4754         int ret;
4755         int persistent_group, persistent_id = -1;
4756         int join;
4757         int auth;
4758         int automatic;
4759         int go_intent = -1;
4760         int freq = 0;
4761         int pd;
4762         int ht40, vht;
4763
4764         if (!wpa_s->global->p2p_init_wpa_s)
4765                 return -1;
4766         if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4767                 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4768                         wpa_s->global->p2p_init_wpa_s->ifname);
4769                 wpa_s = wpa_s->global->p2p_init_wpa_s;
4770         }
4771
4772         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4773          * [persistent|persistent=<network id>]
4774          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4775          * [ht40] [vht] [auto] */
4776
4777         if (hwaddr_aton(cmd, addr))
4778                 return -1;
4779
4780         pos = cmd + 17;
4781         if (*pos != ' ')
4782                 return -1;
4783         pos++;
4784
4785         persistent_group = os_strstr(pos, " persistent") != NULL;
4786         pos2 = os_strstr(pos, " persistent=");
4787         if (pos2) {
4788                 struct wpa_ssid *ssid;
4789                 persistent_id = atoi(pos2 + 12);
4790                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4791                 if (ssid == NULL || ssid->disabled != 2 ||
4792                     ssid->mode != WPAS_MODE_P2P_GO) {
4793                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4794                                    "SSID id=%d for persistent P2P group (GO)",
4795                                    persistent_id);
4796                         return -1;
4797                 }
4798         }
4799         join = os_strstr(pos, " join") != NULL;
4800         auth = os_strstr(pos, " auth") != NULL;
4801         automatic = os_strstr(pos, " auto") != NULL;
4802         pd = os_strstr(pos, " provdisc") != NULL;
4803         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4804         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4805                 vht;
4806
4807         pos2 = os_strstr(pos, " go_intent=");
4808         if (pos2) {
4809                 pos2 += 11;
4810                 go_intent = atoi(pos2);
4811                 if (go_intent < 0 || go_intent > 15)
4812                         return -1;
4813         }
4814
4815         pos2 = os_strstr(pos, " freq=");
4816         if (pos2) {
4817                 pos2 += 6;
4818                 freq = atoi(pos2);
4819                 if (freq <= 0)
4820                         return -1;
4821         }
4822
4823         if (os_strncmp(pos, "pin", 3) == 0) {
4824                 /* Request random PIN (to be displayed) and enable the PIN */
4825                 wps_method = WPS_PIN_DISPLAY;
4826         } else if (os_strncmp(pos, "pbc", 3) == 0) {
4827                 wps_method = WPS_PBC;
4828         } else {
4829                 pin = pos;
4830                 pos = os_strchr(pin, ' ');
4831                 wps_method = WPS_PIN_KEYPAD;
4832                 if (pos) {
4833                         *pos++ = '\0';
4834                         if (os_strncmp(pos, "display", 7) == 0)
4835                                 wps_method = WPS_PIN_DISPLAY;
4836                         else if (os_strncmp(pos, "p2ps", 4) == 0)
4837                                 wps_method = WPS_P2PS;
4838                 }
4839                 if (!wps_pin_str_valid(pin)) {
4840                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4841                         return 17;
4842                 }
4843         }
4844
4845         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4846                                    persistent_group, automatic, join,
4847                                    auth, go_intent, freq, persistent_id, pd,
4848                                    ht40, vht);
4849         if (new_pin == -2) {
4850                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4851                 return 25;
4852         }
4853         if (new_pin == -3) {
4854                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4855                 return 25;
4856         }
4857         if (new_pin < 0)
4858                 return -1;
4859         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4860                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4861                 if (os_snprintf_error(buflen, ret))
4862                         return -1;
4863                 return ret;
4864         }
4865
4866         os_memcpy(buf, "OK\n", 3);
4867         return 3;
4868 }
4869
4870
4871 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4872 {
4873         unsigned int timeout = atoi(cmd);
4874         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4875                 wpa_dbg(wpa_s, MSG_INFO,
4876                         "Reject P2P_LISTEN since interface is disabled");
4877                 return -1;
4878         }
4879         return wpas_p2p_listen(wpa_s, timeout);
4880 }
4881
4882
4883 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4884 {
4885         u8 addr[ETH_ALEN];
4886         char *pos;
4887         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4888
4889         /* <addr> <config method> [join|auto] */
4890
4891         if (hwaddr_aton(cmd, addr))
4892                 return -1;
4893
4894         pos = cmd + 17;
4895         if (*pos != ' ')
4896                 return -1;
4897         pos++;
4898
4899         if (os_strstr(pos, " join") != NULL)
4900                 use = WPAS_P2P_PD_FOR_JOIN;
4901         else if (os_strstr(pos, " auto") != NULL)
4902                 use = WPAS_P2P_PD_AUTO;
4903
4904         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
4905 }
4906
4907
4908 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4909                               size_t buflen)
4910 {
4911         struct wpa_ssid *ssid = wpa_s->current_ssid;
4912
4913         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4914             ssid->passphrase == NULL)
4915                 return -1;
4916
4917         os_strlcpy(buf, ssid->passphrase, buflen);
4918         return os_strlen(buf);
4919 }
4920
4921
4922 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4923                                   char *buf, size_t buflen)
4924 {
4925         u64 ref;
4926         int res;
4927         u8 dst_buf[ETH_ALEN], *dst;
4928         struct wpabuf *tlvs;
4929         char *pos;
4930         size_t len;
4931
4932         if (hwaddr_aton(cmd, dst_buf))
4933                 return -1;
4934         dst = dst_buf;
4935         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4936             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4937                 dst = NULL;
4938         pos = cmd + 17;
4939         if (*pos != ' ')
4940                 return -1;
4941         pos++;
4942
4943         if (os_strncmp(pos, "upnp ", 5) == 0) {
4944                 u8 version;
4945                 pos += 5;
4946                 if (hexstr2bin(pos, &version, 1) < 0)
4947                         return -1;
4948                 pos += 2;
4949                 if (*pos != ' ')
4950                         return -1;
4951                 pos++;
4952                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4953 #ifdef CONFIG_WIFI_DISPLAY
4954         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4955                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4956 #endif /* CONFIG_WIFI_DISPLAY */
4957         } else if (os_strncmp(pos, "asp ", 4) == 0) {
4958                 char *svc_str;
4959                 char *svc_info = NULL;
4960                 u32 id;
4961
4962                 pos += 4;
4963                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
4964                         return -1;
4965
4966                 pos = os_strchr(pos, ' ');
4967                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
4968                         return -1;
4969
4970                 svc_str = pos + 1;
4971
4972                 pos = os_strchr(svc_str, ' ');
4973
4974                 if (pos)
4975                         *pos++ = '\0';
4976
4977                 /* All remaining data is the svc_info string */
4978                 if (pos && pos[0] && pos[0] != ' ') {
4979                         len = os_strlen(pos);
4980
4981                         /* Unescape in place */
4982                         len = utf8_unescape(pos, len, pos, len);
4983                         if (len > 0xff)
4984                                 return -1;
4985
4986                         svc_info = pos;
4987                 }
4988
4989                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
4990                                               svc_str, svc_info);
4991         } else {
4992                 len = os_strlen(pos);
4993                 if (len & 1)
4994                         return -1;
4995                 len /= 2;
4996                 tlvs = wpabuf_alloc(len);
4997                 if (tlvs == NULL)
4998                         return -1;
4999                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5000                         wpabuf_free(tlvs);
5001                         return -1;
5002                 }
5003
5004                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5005                 wpabuf_free(tlvs);
5006         }
5007         if (ref == 0)
5008                 return -1;
5009         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5010         if (os_snprintf_error(buflen, res))
5011                 return -1;
5012         return res;
5013 }
5014
5015
5016 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5017                                          char *cmd)
5018 {
5019         long long unsigned val;
5020         u64 req;
5021         if (sscanf(cmd, "%llx", &val) != 1)
5022                 return -1;
5023         req = val;
5024         return wpas_p2p_sd_cancel_request(wpa_s, req);
5025 }
5026
5027
5028 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5029 {
5030         int freq;
5031         u8 dst[ETH_ALEN];
5032         u8 dialog_token;
5033         struct wpabuf *resp_tlvs;
5034         char *pos, *pos2;
5035         size_t len;
5036
5037         pos = os_strchr(cmd, ' ');
5038         if (pos == NULL)
5039                 return -1;
5040         *pos++ = '\0';
5041         freq = atoi(cmd);
5042         if (freq == 0)
5043                 return -1;
5044
5045         if (hwaddr_aton(pos, dst))
5046                 return -1;
5047         pos += 17;
5048         if (*pos != ' ')
5049                 return -1;
5050         pos++;
5051
5052         pos2 = os_strchr(pos, ' ');
5053         if (pos2 == NULL)
5054                 return -1;
5055         *pos2++ = '\0';
5056         dialog_token = atoi(pos);
5057
5058         len = os_strlen(pos2);
5059         if (len & 1)
5060                 return -1;
5061         len /= 2;
5062         resp_tlvs = wpabuf_alloc(len);
5063         if (resp_tlvs == NULL)
5064                 return -1;
5065         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5066                 wpabuf_free(resp_tlvs);
5067                 return -1;
5068         }
5069
5070         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5071         wpabuf_free(resp_tlvs);
5072         return 0;
5073 }
5074
5075
5076 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5077                                        char *cmd)
5078 {
5079         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5080                 return -1;
5081         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5082         return 0;
5083 }
5084
5085
5086 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5087                                         char *cmd)
5088 {
5089         char *pos;
5090         size_t len;
5091         struct wpabuf *query, *resp;
5092
5093         pos = os_strchr(cmd, ' ');
5094         if (pos == NULL)
5095                 return -1;
5096         *pos++ = '\0';
5097
5098         len = os_strlen(cmd);
5099         if (len & 1)
5100                 return -1;
5101         len /= 2;
5102         query = wpabuf_alloc(len);
5103         if (query == NULL)
5104                 return -1;
5105         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5106                 wpabuf_free(query);
5107                 return -1;
5108         }
5109
5110         len = os_strlen(pos);
5111         if (len & 1) {
5112                 wpabuf_free(query);
5113                 return -1;
5114         }
5115         len /= 2;
5116         resp = wpabuf_alloc(len);
5117         if (resp == NULL) {
5118                 wpabuf_free(query);
5119                 return -1;
5120         }
5121         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5122                 wpabuf_free(query);
5123                 wpabuf_free(resp);
5124                 return -1;
5125         }
5126
5127         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5128                 wpabuf_free(query);
5129                 wpabuf_free(resp);
5130                 return -1;
5131         }
5132         return 0;
5133 }
5134
5135
5136 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5137 {
5138         char *pos;
5139         u8 version;
5140
5141         pos = os_strchr(cmd, ' ');
5142         if (pos == NULL)
5143                 return -1;
5144         *pos++ = '\0';
5145
5146         if (hexstr2bin(cmd, &version, 1) < 0)
5147                 return -1;
5148
5149         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5150 }
5151
5152
5153 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5154                                     u8 replace, char *cmd)
5155 {
5156         char *pos;
5157         char *adv_str;
5158         u32 auto_accept, adv_id, svc_state, config_methods;
5159         char *svc_info = NULL;
5160
5161         pos = os_strchr(cmd, ' ');
5162         if (pos == NULL)
5163                 return -1;
5164         *pos++ = '\0';
5165
5166         /* Auto-Accept value is mandatory, and must be one of the
5167          * single values (0, 1, 2, 4) */
5168         auto_accept = atoi(cmd);
5169         switch (auto_accept) {
5170         case P2PS_SETUP_NONE: /* No auto-accept */
5171         case P2PS_SETUP_NEW:
5172         case P2PS_SETUP_CLIENT:
5173         case P2PS_SETUP_GROUP_OWNER:
5174                 break;
5175         default:
5176                 return -1;
5177         }
5178
5179         /* Advertisement ID is mandatory */
5180         cmd = pos;
5181         pos = os_strchr(cmd, ' ');
5182         if (pos == NULL)
5183                 return -1;
5184         *pos++ = '\0';
5185
5186         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5187         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5188                 return -1;
5189
5190         /* Only allow replacements if exist, and adds if not */
5191         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5192                 if (!replace)
5193                         return -1;
5194         } else {
5195                 if (replace)
5196                         return -1;
5197         }
5198
5199         /* svc_state between 0 - 0xff is mandatory */
5200         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5201                 return -1;
5202
5203         pos = os_strchr(pos, ' ');
5204         if (pos == NULL)
5205                 return -1;
5206
5207         /* config_methods is mandatory */
5208         pos++;
5209         if (sscanf(pos, "%x", &config_methods) != 1)
5210                 return -1;
5211
5212         if (!(config_methods &
5213               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5214                 return -1;
5215
5216         pos = os_strchr(pos, ' ');
5217         if (pos == NULL)
5218                 return -1;
5219
5220         pos++;
5221         adv_str = pos;
5222
5223         /* Advertisement string is mandatory */
5224         if (!pos[0] || pos[0] == ' ')
5225                 return -1;
5226
5227         /* Terminate svc string */
5228         pos = os_strchr(pos, ' ');
5229         if (pos != NULL)
5230                 *pos++ = '\0';
5231
5232         /* Service and Response Information are optional */
5233         if (pos && pos[0]) {
5234                 size_t len;
5235
5236                 /* Note the bare ' included, which cannot exist legally
5237                  * in unescaped string. */
5238                 svc_info = os_strstr(pos, "svc_info='");
5239
5240                 if (svc_info) {
5241                         svc_info += 9;
5242                         len = os_strlen(svc_info);
5243                         utf8_unescape(svc_info, len, svc_info, len);
5244                 }
5245         }
5246
5247         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5248                                         (u8) svc_state, (u16) config_methods,
5249                                         svc_info);
5250 }
5251
5252
5253 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5254 {
5255         char *pos;
5256
5257         pos = os_strchr(cmd, ' ');
5258         if (pos == NULL)
5259                 return -1;
5260         *pos++ = '\0';
5261
5262         if (os_strcmp(cmd, "bonjour") == 0)
5263                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5264         if (os_strcmp(cmd, "upnp") == 0)
5265                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5266         if (os_strcmp(cmd, "asp") == 0)
5267                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5268         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5269         return -1;
5270 }
5271
5272
5273 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5274                                         char *cmd)
5275 {
5276         size_t len;
5277         struct wpabuf *query;
5278         int ret;
5279
5280         len = os_strlen(cmd);
5281         if (len & 1)
5282                 return -1;
5283         len /= 2;
5284         query = wpabuf_alloc(len);
5285         if (query == NULL)
5286                 return -1;
5287         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5288                 wpabuf_free(query);
5289                 return -1;
5290         }
5291
5292         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5293         wpabuf_free(query);
5294         return ret;
5295 }
5296
5297
5298 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5299 {
5300         char *pos;
5301         u8 version;
5302
5303         pos = os_strchr(cmd, ' ');
5304         if (pos == NULL)
5305                 return -1;
5306         *pos++ = '\0';
5307
5308         if (hexstr2bin(cmd, &version, 1) < 0)
5309                 return -1;
5310
5311         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5312 }
5313
5314
5315 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5316 {
5317         u32 adv_id;
5318
5319         if (os_strcmp(cmd, "all") == 0) {
5320                 wpas_p2p_service_flush_asp(wpa_s);
5321                 return 0;
5322         }
5323
5324         if (sscanf(cmd, "%x", &adv_id) != 1)
5325                 return -1;
5326
5327         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5328 }
5329
5330
5331 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5332 {
5333         char *pos;
5334
5335         pos = os_strchr(cmd, ' ');
5336         if (pos == NULL)
5337                 return -1;
5338         *pos++ = '\0';
5339
5340         if (os_strcmp(cmd, "bonjour") == 0)
5341                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5342         if (os_strcmp(cmd, "upnp") == 0)
5343                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5344         if (os_strcmp(cmd, "asp") == 0)
5345                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5346         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5347         return -1;
5348 }
5349
5350
5351 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5352 {
5353         char *pos;
5354
5355         pos = os_strchr(cmd, ' ');
5356         if (pos == NULL)
5357                 return -1;
5358         *pos++ = '\0';
5359
5360         if (os_strcmp(cmd, "asp") == 0)
5361                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5362
5363         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5364         return -1;
5365 }
5366
5367
5368 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5369 {
5370         u8 addr[ETH_ALEN];
5371
5372         /* <addr> */
5373
5374         if (hwaddr_aton(cmd, addr))
5375                 return -1;
5376
5377         return wpas_p2p_reject(wpa_s, addr);
5378 }
5379
5380
5381 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5382 {
5383         char *pos;
5384         int id;
5385         struct wpa_ssid *ssid;
5386         u8 *_peer = NULL, peer[ETH_ALEN];
5387         int freq = 0, pref_freq = 0;
5388         int ht40, vht;
5389
5390         id = atoi(cmd);
5391         pos = os_strstr(cmd, " peer=");
5392         if (pos) {
5393                 pos += 6;
5394                 if (hwaddr_aton(pos, peer))
5395                         return -1;
5396                 _peer = peer;
5397         }
5398         ssid = wpa_config_get_network(wpa_s->conf, id);
5399         if (ssid == NULL || ssid->disabled != 2) {
5400                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5401                            "for persistent P2P group",
5402                            id);
5403                 return -1;
5404         }
5405
5406         pos = os_strstr(cmd, " freq=");
5407         if (pos) {
5408                 pos += 6;
5409                 freq = atoi(pos);
5410                 if (freq <= 0)
5411                         return -1;
5412         }
5413
5414         pos = os_strstr(cmd, " pref=");
5415         if (pos) {
5416                 pos += 6;
5417                 pref_freq = atoi(pos);
5418                 if (pref_freq <= 0)
5419                         return -1;
5420         }
5421
5422         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5423         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5424                 vht;
5425
5426         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
5427                                pref_freq);
5428 }
5429
5430
5431 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5432 {
5433         char *pos;
5434         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5435
5436         pos = os_strstr(cmd, " peer=");
5437         if (!pos)
5438                 return -1;
5439
5440         *pos = '\0';
5441         pos += 6;
5442         if (hwaddr_aton(pos, peer)) {
5443                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5444                 return -1;
5445         }
5446
5447         pos = os_strstr(pos, " go_dev_addr=");
5448         if (pos) {
5449                 pos += 13;
5450                 if (hwaddr_aton(pos, go_dev_addr)) {
5451                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5452                                    pos);
5453                         return -1;
5454                 }
5455                 go_dev = go_dev_addr;
5456         }
5457
5458         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5459 }
5460
5461
5462 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5463 {
5464         if (os_strncmp(cmd, "persistent=", 11) == 0)
5465                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5466         if (os_strncmp(cmd, "group=", 6) == 0)
5467                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5468
5469         return -1;
5470 }
5471
5472
5473 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5474                                          char *cmd, int freq, int ht40,
5475                                          int vht)
5476 {
5477         int id;
5478         struct wpa_ssid *ssid;
5479
5480         id = atoi(cmd);
5481         ssid = wpa_config_get_network(wpa_s->conf, id);
5482         if (ssid == NULL || ssid->disabled != 2) {
5483                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5484                            "for persistent P2P group",
5485                            id);
5486                 return -1;
5487         }
5488
5489         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
5490                                              NULL, 0);
5491 }
5492
5493
5494 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5495 {
5496         int freq = 0, ht40, vht;
5497         char *pos;
5498
5499         pos = os_strstr(cmd, "freq=");
5500         if (pos)
5501                 freq = atoi(pos + 5);
5502
5503         vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
5504         ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5505                 vht;
5506
5507         if (os_strncmp(cmd, "persistent=", 11) == 0)
5508                 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
5509                                                      ht40, vht);
5510         if (os_strcmp(cmd, "persistent") == 0 ||
5511             os_strncmp(cmd, "persistent ", 11) == 0)
5512                 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
5513         if (os_strncmp(cmd, "freq=", 5) == 0)
5514                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5515         if (ht40)
5516                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5517
5518         wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
5519                    cmd);
5520         return -1;
5521 }
5522
5523
5524 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5525                          char *buf, size_t buflen)
5526 {
5527         u8 addr[ETH_ALEN], *addr_ptr;
5528         int next, res;
5529         const struct p2p_peer_info *info;
5530         char *pos, *end;
5531         char devtype[WPS_DEV_TYPE_BUFSIZE];
5532         struct wpa_ssid *ssid;
5533         size_t i;
5534
5535         if (!wpa_s->global->p2p)
5536                 return -1;
5537
5538         if (os_strcmp(cmd, "FIRST") == 0) {
5539                 addr_ptr = NULL;
5540                 next = 0;
5541         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5542                 if (hwaddr_aton(cmd + 5, addr) < 0)
5543                         return -1;
5544                 addr_ptr = addr;
5545                 next = 1;
5546         } else {
5547                 if (hwaddr_aton(cmd, addr) < 0)
5548                         return -1;
5549                 addr_ptr = addr;
5550                 next = 0;
5551         }
5552
5553         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5554         if (info == NULL)
5555                 return -1;
5556
5557         pos = buf;
5558         end = buf + buflen;
5559
5560         res = os_snprintf(pos, end - pos, MACSTR "\n"
5561                           "pri_dev_type=%s\n"
5562                           "device_name=%s\n"
5563                           "manufacturer=%s\n"
5564                           "model_name=%s\n"
5565                           "model_number=%s\n"
5566                           "serial_number=%s\n"
5567                           "config_methods=0x%x\n"
5568                           "dev_capab=0x%x\n"
5569                           "group_capab=0x%x\n"
5570                           "level=%d\n",
5571                           MAC2STR(info->p2p_device_addr),
5572                           wps_dev_type_bin2str(info->pri_dev_type,
5573                                                devtype, sizeof(devtype)),
5574                           info->device_name,
5575                           info->manufacturer,
5576                           info->model_name,
5577                           info->model_number,
5578                           info->serial_number,
5579                           info->config_methods,
5580                           info->dev_capab,
5581                           info->group_capab,
5582                           info->level);
5583         if (os_snprintf_error(end - pos, res))
5584                 return pos - buf;
5585         pos += res;
5586
5587         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5588         {
5589                 const u8 *t;
5590                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5591                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5592                                   wps_dev_type_bin2str(t, devtype,
5593                                                        sizeof(devtype)));
5594                 if (os_snprintf_error(end - pos, res))
5595                         return pos - buf;
5596                 pos += res;
5597         }
5598
5599         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5600         if (ssid) {
5601                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5602                 if (os_snprintf_error(end - pos, res))
5603                         return pos - buf;
5604                 pos += res;
5605         }
5606
5607         res = p2p_get_peer_info_txt(info, pos, end - pos);
5608         if (res < 0)
5609                 return pos - buf;
5610         pos += res;
5611
5612         if (info->vendor_elems) {
5613                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5614                 if (os_snprintf_error(end - pos, res))
5615                         return pos - buf;
5616                 pos += res;
5617
5618                 pos += wpa_snprintf_hex(pos, end - pos,
5619                                         wpabuf_head(info->vendor_elems),
5620                                         wpabuf_len(info->vendor_elems));
5621
5622                 res = os_snprintf(pos, end - pos, "\n");
5623                 if (os_snprintf_error(end - pos, res))
5624                         return pos - buf;
5625                 pos += res;
5626         }
5627
5628         return pos - buf;
5629 }
5630
5631
5632 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5633                                   const char *param)
5634 {
5635         unsigned int i;
5636
5637         if (wpa_s->global->p2p == NULL)
5638                 return -1;
5639
5640         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5641                 return -1;
5642
5643         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5644                 struct wpa_freq_range *freq;
5645                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5646                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5647                            freq->min, freq->max);
5648         }
5649
5650         wpas_p2p_update_channel_list(wpa_s);
5651         return 0;
5652 }
5653
5654
5655 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5656 {
5657         char *param;
5658
5659         if (wpa_s->global->p2p == NULL)
5660                 return -1;
5661
5662         param = os_strchr(cmd, ' ');
5663         if (param == NULL)
5664                 return -1;
5665         *param++ = '\0';
5666
5667         if (os_strcmp(cmd, "discoverability") == 0) {
5668                 p2p_set_client_discoverability(wpa_s->global->p2p,
5669                                                atoi(param));
5670                 return 0;
5671         }
5672
5673         if (os_strcmp(cmd, "managed") == 0) {
5674                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5675                 return 0;
5676         }
5677
5678         if (os_strcmp(cmd, "listen_channel") == 0) {
5679                 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5680                                               atoi(param), 1);
5681         }
5682
5683         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5684                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5685                                             os_strlen(param));
5686         }
5687
5688         if (os_strcmp(cmd, "noa") == 0) {
5689                 char *pos;
5690                 int count, start, duration;
5691                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5692                 count = atoi(param);
5693                 pos = os_strchr(param, ',');
5694                 if (pos == NULL)
5695                         return -1;
5696                 pos++;
5697                 start = atoi(pos);
5698                 pos = os_strchr(pos, ',');
5699                 if (pos == NULL)
5700                         return -1;
5701                 pos++;
5702                 duration = atoi(pos);
5703                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5704                         return -1;
5705                 if (count == 0 && duration > 0)
5706                         return -1;
5707                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5708                            "start=%d duration=%d", count, start, duration);
5709                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5710         }
5711
5712         if (os_strcmp(cmd, "ps") == 0)
5713                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5714
5715         if (os_strcmp(cmd, "oppps") == 0)
5716                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5717
5718         if (os_strcmp(cmd, "ctwindow") == 0)
5719                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5720
5721         if (os_strcmp(cmd, "disabled") == 0) {
5722                 wpa_s->global->p2p_disabled = atoi(param);
5723                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5724                            wpa_s->global->p2p_disabled ?
5725                            "disabled" : "enabled");
5726                 if (wpa_s->global->p2p_disabled) {
5727                         wpas_p2p_stop_find(wpa_s);
5728                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5729                         p2p_flush(wpa_s->global->p2p);
5730                 }
5731                 return 0;
5732         }
5733
5734         if (os_strcmp(cmd, "conc_pref") == 0) {
5735                 if (os_strcmp(param, "sta") == 0)
5736                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5737                 else if (os_strcmp(param, "p2p") == 0)
5738                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5739                 else {
5740                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5741                         return -1;
5742                 }
5743                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5744                            "%s", param);
5745                 return 0;
5746         }
5747
5748         if (os_strcmp(cmd, "force_long_sd") == 0) {
5749                 wpa_s->force_long_sd = atoi(param);
5750                 return 0;
5751         }
5752
5753         if (os_strcmp(cmd, "peer_filter") == 0) {
5754                 u8 addr[ETH_ALEN];
5755                 if (hwaddr_aton(param, addr))
5756                         return -1;
5757                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5758                 return 0;
5759         }
5760
5761         if (os_strcmp(cmd, "cross_connect") == 0)
5762                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
5763
5764         if (os_strcmp(cmd, "go_apsd") == 0) {
5765                 if (os_strcmp(param, "disable") == 0)
5766                         wpa_s->set_ap_uapsd = 0;
5767                 else {
5768                         wpa_s->set_ap_uapsd = 1;
5769                         wpa_s->ap_uapsd = atoi(param);
5770                 }
5771                 return 0;
5772         }
5773
5774         if (os_strcmp(cmd, "client_apsd") == 0) {
5775                 if (os_strcmp(param, "disable") == 0)
5776                         wpa_s->set_sta_uapsd = 0;
5777                 else {
5778                         int be, bk, vi, vo;
5779                         char *pos;
5780                         /* format: BE,BK,VI,VO;max SP Length */
5781                         be = atoi(param);
5782                         pos = os_strchr(param, ',');
5783                         if (pos == NULL)
5784                                 return -1;
5785                         pos++;
5786                         bk = atoi(pos);
5787                         pos = os_strchr(pos, ',');
5788                         if (pos == NULL)
5789                                 return -1;
5790                         pos++;
5791                         vi = atoi(pos);
5792                         pos = os_strchr(pos, ',');
5793                         if (pos == NULL)
5794                                 return -1;
5795                         pos++;
5796                         vo = atoi(pos);
5797                         /* ignore max SP Length for now */
5798
5799                         wpa_s->set_sta_uapsd = 1;
5800                         wpa_s->sta_uapsd = 0;
5801                         if (be)
5802                                 wpa_s->sta_uapsd |= BIT(0);
5803                         if (bk)
5804                                 wpa_s->sta_uapsd |= BIT(1);
5805                         if (vi)
5806                                 wpa_s->sta_uapsd |= BIT(2);
5807                         if (vo)
5808                                 wpa_s->sta_uapsd |= BIT(3);
5809                 }
5810                 return 0;
5811         }
5812
5813         if (os_strcmp(cmd, "disallow_freq") == 0)
5814                 return p2p_ctrl_disallow_freq(wpa_s, param);
5815
5816         if (os_strcmp(cmd, "disc_int") == 0) {
5817                 int min_disc_int, max_disc_int, max_disc_tu;
5818                 char *pos;
5819
5820                 pos = param;
5821
5822                 min_disc_int = atoi(pos);
5823                 pos = os_strchr(pos, ' ');
5824                 if (pos == NULL)
5825                         return -1;
5826                 *pos++ = '\0';
5827
5828                 max_disc_int = atoi(pos);
5829                 pos = os_strchr(pos, ' ');
5830                 if (pos == NULL)
5831                         return -1;
5832                 *pos++ = '\0';
5833
5834                 max_disc_tu = atoi(pos);
5835
5836                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
5837                                         max_disc_int, max_disc_tu);
5838         }
5839
5840         if (os_strcmp(cmd, "per_sta_psk") == 0) {
5841                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
5842                 return 0;
5843         }
5844
5845 #ifdef CONFIG_WPS_NFC
5846         if (os_strcmp(cmd, "nfc_tag") == 0)
5847                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
5848 #endif /* CONFIG_WPS_NFC */
5849
5850         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
5851                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
5852                 return 0;
5853         }
5854
5855         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
5856                    cmd);
5857
5858         return -1;
5859 }
5860
5861
5862 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
5863 {
5864         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5865         wpa_s->force_long_sd = 0;
5866         wpas_p2p_stop_find(wpa_s);
5867         if (wpa_s->global->p2p)
5868                 p2p_flush(wpa_s->global->p2p);
5869 }
5870
5871
5872 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
5873 {
5874         char *pos, *pos2;
5875         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
5876
5877         if (cmd[0]) {
5878                 pos = os_strchr(cmd, ' ');
5879                 if (pos == NULL)
5880                         return -1;
5881                 *pos++ = '\0';
5882                 dur1 = atoi(cmd);
5883
5884                 pos2 = os_strchr(pos, ' ');
5885                 if (pos2)
5886                         *pos2++ = '\0';
5887                 int1 = atoi(pos);
5888         } else
5889                 pos2 = NULL;
5890
5891         if (pos2) {
5892                 pos = os_strchr(pos2, ' ');
5893                 if (pos == NULL)
5894                         return -1;
5895                 *pos++ = '\0';
5896                 dur2 = atoi(pos2);
5897                 int2 = atoi(pos);
5898         }
5899
5900         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5901 }
5902
5903
5904 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5905 {
5906         char *pos;
5907         unsigned int period = 0, interval = 0;
5908
5909         if (cmd[0]) {
5910                 pos = os_strchr(cmd, ' ');
5911                 if (pos == NULL)
5912                         return -1;
5913                 *pos++ = '\0';
5914                 period = atoi(cmd);
5915                 interval = atoi(pos);
5916         }
5917
5918         return wpas_p2p_ext_listen(wpa_s, period, interval);
5919 }
5920
5921
5922 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5923 {
5924         const char *pos;
5925         u8 peer[ETH_ALEN];
5926         int iface_addr = 0;
5927
5928         pos = cmd;
5929         if (os_strncmp(pos, "iface=", 6) == 0) {
5930                 iface_addr = 1;
5931                 pos += 6;
5932         }
5933         if (hwaddr_aton(pos, peer))
5934                 return -1;
5935
5936         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5937         return 0;
5938 }
5939
5940 #endif /* CONFIG_P2P */
5941
5942
5943 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5944 {
5945         struct wpa_freq_range_list ranges;
5946         int *freqs = NULL;
5947         struct hostapd_hw_modes *mode;
5948         u16 i;
5949
5950         if (wpa_s->hw.modes == NULL)
5951                 return NULL;
5952
5953         os_memset(&ranges, 0, sizeof(ranges));
5954         if (freq_range_list_parse(&ranges, val) < 0)
5955                 return NULL;
5956
5957         for (i = 0; i < wpa_s->hw.num_modes; i++) {
5958                 int j;
5959
5960                 mode = &wpa_s->hw.modes[i];
5961                 for (j = 0; j < mode->num_channels; j++) {
5962                         unsigned int freq;
5963
5964                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
5965                                 continue;
5966
5967                         freq = mode->channels[j].freq;
5968                         if (!freq_range_list_includes(&ranges, freq))
5969                                 continue;
5970
5971                         int_array_add_unique(&freqs, freq);
5972                 }
5973         }
5974
5975         os_free(ranges.range);
5976         return freqs;
5977 }
5978
5979
5980 #ifdef CONFIG_INTERWORKING
5981
5982 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
5983 {
5984         int auto_sel = 0;
5985         int *freqs = NULL;
5986
5987         if (param) {
5988                 char *pos;
5989
5990                 auto_sel = os_strstr(param, "auto") != NULL;
5991
5992                 pos = os_strstr(param, "freq=");
5993                 if (pos) {
5994                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
5995                         if (freqs == NULL)
5996                                 return -1;
5997                 }
5998
5999         }
6000
6001         return interworking_select(wpa_s, auto_sel, freqs);
6002 }
6003
6004
6005 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6006                                      int only_add)
6007 {
6008         u8 bssid[ETH_ALEN];
6009         struct wpa_bss *bss;
6010
6011         if (hwaddr_aton(dst, bssid)) {
6012                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6013                 return -1;
6014         }
6015
6016         bss = wpa_bss_get_bssid(wpa_s, bssid);
6017         if (bss == NULL) {
6018                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6019                            MAC2STR(bssid));
6020                 return -1;
6021         }
6022
6023         if (bss->ssid_len == 0) {
6024                 int found = 0;
6025
6026                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6027                            " does not have SSID information", MAC2STR(bssid));
6028
6029                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6030                                          list) {
6031                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6032                             bss->ssid_len > 0) {
6033                                 found = 1;
6034                                 break;
6035                         }
6036                 }
6037
6038                 if (!found)
6039                         return -1;
6040                 wpa_printf(MSG_DEBUG,
6041                            "Found another matching BSS entry with SSID");
6042         }
6043
6044         return interworking_connect(wpa_s, bss, only_add);
6045 }
6046
6047
6048 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6049 {
6050         u8 dst_addr[ETH_ALEN];
6051         int used;
6052         char *pos;
6053 #define MAX_ANQP_INFO_ID 100
6054         u16 id[MAX_ANQP_INFO_ID];
6055         size_t num_id = 0;
6056         u32 subtypes = 0;
6057
6058         used = hwaddr_aton2(dst, dst_addr);
6059         if (used < 0)
6060                 return -1;
6061         pos = dst + used;
6062         if (*pos == ' ')
6063                 pos++;
6064         while (num_id < MAX_ANQP_INFO_ID) {
6065                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6066 #ifdef CONFIG_HS20
6067                         int num = atoi(pos + 5);
6068                         if (num <= 0 || num > 31)
6069                                 return -1;
6070                         subtypes |= BIT(num);
6071 #else /* CONFIG_HS20 */
6072                         return -1;
6073 #endif /* CONFIG_HS20 */
6074                 } else {
6075                         id[num_id] = atoi(pos);
6076                         if (id[num_id])
6077                                 num_id++;
6078                 }
6079                 pos = os_strchr(pos + 1, ',');
6080                 if (pos == NULL)
6081                         break;
6082                 pos++;
6083         }
6084
6085         if (num_id == 0)
6086                 return -1;
6087
6088         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6089 }
6090
6091
6092 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6093 {
6094         u8 dst_addr[ETH_ALEN];
6095         struct wpabuf *advproto, *query = NULL;
6096         int used, ret = -1;
6097         char *pos, *end;
6098         size_t len;
6099
6100         used = hwaddr_aton2(cmd, dst_addr);
6101         if (used < 0)
6102                 return -1;
6103
6104         pos = cmd + used;
6105         while (*pos == ' ')
6106                 pos++;
6107
6108         /* Advertisement Protocol ID */
6109         end = os_strchr(pos, ' ');
6110         if (end)
6111                 len = end - pos;
6112         else
6113                 len = os_strlen(pos);
6114         if (len & 0x01)
6115                 return -1;
6116         len /= 2;
6117         if (len == 0)
6118                 return -1;
6119         advproto = wpabuf_alloc(len);
6120         if (advproto == NULL)
6121                 return -1;
6122         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6123                 goto fail;
6124
6125         if (end) {
6126                 /* Optional Query Request */
6127                 pos = end + 1;
6128                 while (*pos == ' ')
6129                         pos++;
6130
6131                 len = os_strlen(pos);
6132                 if (len) {
6133                         if (len & 0x01)
6134                                 goto fail;
6135                         len /= 2;
6136                         if (len == 0)
6137                                 goto fail;
6138                         query = wpabuf_alloc(len);
6139                         if (query == NULL)
6140                                 goto fail;
6141                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6142                                 goto fail;
6143                 }
6144         }
6145
6146         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6147
6148 fail:
6149         wpabuf_free(advproto);
6150         wpabuf_free(query);
6151
6152         return ret;
6153 }
6154
6155
6156 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6157                             size_t buflen)
6158 {
6159         u8 addr[ETH_ALEN];
6160         int dialog_token;
6161         int used;
6162         char *pos;
6163         size_t resp_len, start, requested_len;
6164         struct wpabuf *resp;
6165         int ret;
6166
6167         used = hwaddr_aton2(cmd, addr);
6168         if (used < 0)
6169                 return -1;
6170
6171         pos = cmd + used;
6172         while (*pos == ' ')
6173                 pos++;
6174         dialog_token = atoi(pos);
6175
6176         if (wpa_s->last_gas_resp &&
6177             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6178             dialog_token == wpa_s->last_gas_dialog_token)
6179                 resp = wpa_s->last_gas_resp;
6180         else if (wpa_s->prev_gas_resp &&
6181                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6182                  dialog_token == wpa_s->prev_gas_dialog_token)
6183                 resp = wpa_s->prev_gas_resp;
6184         else
6185                 return -1;
6186
6187         resp_len = wpabuf_len(resp);
6188         start = 0;
6189         requested_len = resp_len;
6190
6191         pos = os_strchr(pos, ' ');
6192         if (pos) {
6193                 start = atoi(pos);
6194                 if (start > resp_len)
6195                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6196                 pos = os_strchr(pos, ',');
6197                 if (pos == NULL)
6198                         return -1;
6199                 pos++;
6200                 requested_len = atoi(pos);
6201                 if (start + requested_len > resp_len)
6202                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6203         }
6204
6205         if (requested_len * 2 + 1 > buflen)
6206                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6207
6208         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6209                                requested_len);
6210
6211         if (start + requested_len == resp_len) {
6212                 /*
6213                  * Free memory by dropping the response after it has been
6214                  * fetched.
6215                  */
6216                 if (resp == wpa_s->prev_gas_resp) {
6217                         wpabuf_free(wpa_s->prev_gas_resp);
6218                         wpa_s->prev_gas_resp = NULL;
6219                 } else {
6220                         wpabuf_free(wpa_s->last_gas_resp);
6221                         wpa_s->last_gas_resp = NULL;
6222                 }
6223         }
6224
6225         return ret;
6226 }
6227 #endif /* CONFIG_INTERWORKING */
6228
6229
6230 #ifdef CONFIG_HS20
6231
6232 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6233 {
6234         u8 dst_addr[ETH_ALEN];
6235         int used;
6236         char *pos;
6237         u32 subtypes = 0;
6238
6239         used = hwaddr_aton2(dst, dst_addr);
6240         if (used < 0)
6241                 return -1;
6242         pos = dst + used;
6243         if (*pos == ' ')
6244                 pos++;
6245         for (;;) {
6246                 int num = atoi(pos);
6247                 if (num <= 0 || num > 31)
6248                         return -1;
6249                 subtypes |= BIT(num);
6250                 pos = os_strchr(pos + 1, ',');
6251                 if (pos == NULL)
6252                         break;
6253                 pos++;
6254         }
6255
6256         if (subtypes == 0)
6257                 return -1;
6258
6259         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
6260 }
6261
6262
6263 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6264                                     const u8 *addr, const char *realm)
6265 {
6266         u8 *buf;
6267         size_t rlen, len;
6268         int ret;
6269
6270         rlen = os_strlen(realm);
6271         len = 3 + rlen;
6272         buf = os_malloc(len);
6273         if (buf == NULL)
6274                 return -1;
6275         buf[0] = 1; /* NAI Home Realm Count */
6276         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6277         buf[2] = rlen;
6278         os_memcpy(buf + 3, realm, rlen);
6279
6280         ret = hs20_anqp_send_req(wpa_s, addr,
6281                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6282                                  buf, len);
6283
6284         os_free(buf);
6285
6286         return ret;
6287 }
6288
6289
6290 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6291                                         char *dst)
6292 {
6293         struct wpa_cred *cred = wpa_s->conf->cred;
6294         u8 dst_addr[ETH_ALEN];
6295         int used;
6296         u8 *buf;
6297         size_t len;
6298         int ret;
6299
6300         used = hwaddr_aton2(dst, dst_addr);
6301         if (used < 0)
6302                 return -1;
6303
6304         while (dst[used] == ' ')
6305                 used++;
6306         if (os_strncmp(dst + used, "realm=", 6) == 0)
6307                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6308                                                 dst + used + 6);
6309
6310         len = os_strlen(dst + used);
6311
6312         if (len == 0 && cred && cred->realm)
6313                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6314
6315         if (len & 1)
6316                 return -1;
6317         len /= 2;
6318         buf = os_malloc(len);
6319         if (buf == NULL)
6320                 return -1;
6321         if (hexstr2bin(dst + used, buf, len) < 0) {
6322                 os_free(buf);
6323                 return -1;
6324         }
6325
6326         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6327                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6328                                  buf, len);
6329         os_free(buf);
6330
6331         return ret;
6332 }
6333
6334
6335 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
6336 {
6337         u8 dst_addr[ETH_ALEN];
6338         int used;
6339         char *icon;
6340
6341         used = hwaddr_aton2(cmd, dst_addr);
6342         if (used < 0)
6343                 return -1;
6344
6345         while (cmd[used] == ' ')
6346                 used++;
6347         icon = &cmd[used];
6348
6349         wpa_s->fetch_osu_icon_in_progress = 0;
6350         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6351                                   (u8 *) icon, os_strlen(icon));
6352 }
6353
6354 #endif /* CONFIG_HS20 */
6355
6356
6357 #ifdef CONFIG_AUTOSCAN
6358
6359 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6360                                               char *cmd)
6361 {
6362         enum wpa_states state = wpa_s->wpa_state;
6363         char *new_params = NULL;
6364
6365         if (os_strlen(cmd) > 0) {
6366                 new_params = os_strdup(cmd);
6367                 if (new_params == NULL)
6368                         return -1;
6369         }
6370
6371         os_free(wpa_s->conf->autoscan);
6372         wpa_s->conf->autoscan = new_params;
6373
6374         if (wpa_s->conf->autoscan == NULL)
6375                 autoscan_deinit(wpa_s);
6376         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6377                 autoscan_init(wpa_s, 1);
6378         else if (state == WPA_SCANNING)
6379                 wpa_supplicant_reinit_autoscan(wpa_s);
6380
6381         return 0;
6382 }
6383
6384 #endif /* CONFIG_AUTOSCAN */
6385
6386
6387 #ifdef CONFIG_WNM
6388
6389 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6390 {
6391         int enter;
6392         int intval = 0;
6393         char *pos;
6394         int ret;
6395         struct wpabuf *tfs_req = NULL;
6396
6397         if (os_strncmp(cmd, "enter", 5) == 0)
6398                 enter = 1;
6399         else if (os_strncmp(cmd, "exit", 4) == 0)
6400                 enter = 0;
6401         else
6402                 return -1;
6403
6404         pos = os_strstr(cmd, " interval=");
6405         if (pos)
6406                 intval = atoi(pos + 10);
6407
6408         pos = os_strstr(cmd, " tfs_req=");
6409         if (pos) {
6410                 char *end;
6411                 size_t len;
6412                 pos += 9;
6413                 end = os_strchr(pos, ' ');
6414                 if (end)
6415                         len = end - pos;
6416                 else
6417                         len = os_strlen(pos);
6418                 if (len & 1)
6419                         return -1;
6420                 len /= 2;
6421                 tfs_req = wpabuf_alloc(len);
6422                 if (tfs_req == NULL)
6423                         return -1;
6424                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6425                         wpabuf_free(tfs_req);
6426                         return -1;
6427                 }
6428         }
6429
6430         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6431                                            WNM_SLEEP_MODE_EXIT, intval,
6432                                            tfs_req);
6433         wpabuf_free(tfs_req);
6434
6435         return ret;
6436 }
6437
6438
6439 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6440 {
6441         int query_reason;
6442
6443         query_reason = atoi(cmd);
6444
6445         wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
6446                    query_reason);
6447
6448         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
6449 }
6450
6451 #endif /* CONFIG_WNM */
6452
6453
6454 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6455                                       size_t buflen)
6456 {
6457         struct wpa_signal_info si;
6458         int ret;
6459         char *pos, *end;
6460
6461         ret = wpa_drv_signal_poll(wpa_s, &si);
6462         if (ret)
6463                 return -1;
6464
6465         pos = buf;
6466         end = buf + buflen;
6467
6468         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6469                           "NOISE=%d\nFREQUENCY=%u\n",
6470                           si.current_signal, si.current_txrate / 1000,
6471                           si.current_noise, si.frequency);
6472         if (os_snprintf_error(end - pos, ret))
6473                 return -1;
6474         pos += ret;
6475
6476         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6477                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6478                                   channel_width_to_string(si.chanwidth));
6479                 if (os_snprintf_error(end - pos, ret))
6480                         return -1;
6481                 pos += ret;
6482         }
6483
6484         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6485                 ret = os_snprintf(pos, end - pos,
6486                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6487                                   si.center_frq1, si.center_frq2);
6488                 if (os_snprintf_error(end - pos, ret))
6489                         return -1;
6490                 pos += ret;
6491         }
6492
6493         if (si.avg_signal) {
6494                 ret = os_snprintf(pos, end - pos,
6495                                   "AVG_RSSI=%d\n", si.avg_signal);
6496                 if (os_snprintf_error(end - pos, ret))
6497                         return -1;
6498                 pos += ret;
6499         }
6500
6501         if (si.avg_beacon_signal) {
6502                 ret = os_snprintf(pos, end - pos,
6503                                   "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6504                 if (os_snprintf_error(end - pos, ret))
6505                         return -1;
6506                 pos += ret;
6507         }
6508
6509         return pos - buf;
6510 }
6511
6512
6513 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6514                                       size_t buflen)
6515 {
6516         struct hostap_sta_driver_data sta;
6517         int ret;
6518
6519         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6520         if (ret)
6521                 return -1;
6522
6523         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6524                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6525         if (os_snprintf_error(buflen, ret))
6526                 return -1;
6527         return ret;
6528 }
6529
6530
6531 #ifdef ANDROID
6532 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6533                                      char *buf, size_t buflen)
6534 {
6535         int ret;
6536
6537         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6538         if (ret == 0) {
6539                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6540                         struct p2p_data *p2p = wpa_s->global->p2p;
6541                         if (p2p) {
6542                                 char country[3];
6543                                 country[0] = cmd[8];
6544                                 country[1] = cmd[9];
6545                                 country[2] = 0x04;
6546                                 p2p_set_country(p2p, country);
6547                         }
6548                 }
6549                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6550                 if (os_snprintf_error(buflen, ret))
6551                         ret = -1;
6552         }
6553         return ret;
6554 }
6555 #endif /* ANDROID */
6556
6557
6558 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6559                                      char *buf, size_t buflen)
6560 {
6561         int ret;
6562         char *pos;
6563         u8 *data = NULL;
6564         unsigned int vendor_id, subcmd;
6565         struct wpabuf *reply;
6566         size_t data_len = 0;
6567
6568         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6569         vendor_id = strtoul(cmd, &pos, 16);
6570         if (!isblank(*pos))
6571                 return -EINVAL;
6572
6573         subcmd = strtoul(pos, &pos, 10);
6574
6575         if (*pos != '\0') {
6576                 if (!isblank(*pos++))
6577                         return -EINVAL;
6578                 data_len = os_strlen(pos);
6579         }
6580
6581         if (data_len) {
6582                 data_len /= 2;
6583                 data = os_malloc(data_len);
6584                 if (!data)
6585                         return -1;
6586
6587                 if (hexstr2bin(pos, data, data_len)) {
6588                         wpa_printf(MSG_DEBUG,
6589                                    "Vendor command: wrong parameter format");
6590                         os_free(data);
6591                         return -EINVAL;
6592                 }
6593         }
6594
6595         reply = wpabuf_alloc((buflen - 1) / 2);
6596         if (!reply) {
6597                 os_free(data);
6598                 return -1;
6599         }
6600
6601         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6602                                  reply);
6603
6604         if (ret == 0)
6605                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6606                                        wpabuf_len(reply));
6607
6608         wpabuf_free(reply);
6609         os_free(data);
6610
6611         return ret;
6612 }
6613
6614
6615 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6616 {
6617 #ifdef CONFIG_P2P
6618         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6619                 wpa_s->global->p2p_init_wpa_s : wpa_s;
6620 #endif /* CONFIG_P2P */
6621
6622         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6623
6624 #ifdef CONFIG_P2P
6625         wpas_p2p_cancel(p2p_wpa_s);
6626         p2p_ctrl_flush(p2p_wpa_s);
6627         wpas_p2p_group_remove(p2p_wpa_s, "*");
6628         wpas_p2p_service_flush(p2p_wpa_s);
6629         p2p_wpa_s->global->p2p_disabled = 0;
6630         p2p_wpa_s->global->p2p_per_sta_psk = 0;
6631         p2p_wpa_s->conf->num_sec_device_types = 0;
6632         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
6633         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
6634         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
6635         p2p_wpa_s->global->pending_p2ps_group = 0;
6636 #endif /* CONFIG_P2P */
6637
6638 #ifdef CONFIG_WPS_TESTING
6639         wps_version_number = 0x20;
6640         wps_testing_dummy_cred = 0;
6641         wps_corrupt_pkhash = 0;
6642 #endif /* CONFIG_WPS_TESTING */
6643 #ifdef CONFIG_WPS
6644         wpa_s->wps_fragment_size = 0;
6645         wpas_wps_cancel(wpa_s);
6646         wps_registrar_flush(wpa_s->wps->registrar);
6647 #endif /* CONFIG_WPS */
6648         wpa_s->after_wps = 0;
6649         wpa_s->known_wps_freq = 0;
6650
6651 #ifdef CONFIG_TDLS
6652 #ifdef CONFIG_TDLS_TESTING
6653         extern unsigned int tdls_testing;
6654         tdls_testing = 0;
6655 #endif /* CONFIG_TDLS_TESTING */
6656         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
6657         wpa_tdls_enable(wpa_s->wpa, 1);
6658 #endif /* CONFIG_TDLS */
6659
6660         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
6661         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
6662
6663         wpa_s->no_keep_alive = 0;
6664         wpa_s->own_disconnect_req = 0;
6665
6666         os_free(wpa_s->disallow_aps_bssid);
6667         wpa_s->disallow_aps_bssid = NULL;
6668         wpa_s->disallow_aps_bssid_count = 0;
6669         os_free(wpa_s->disallow_aps_ssid);
6670         wpa_s->disallow_aps_ssid = NULL;
6671         wpa_s->disallow_aps_ssid_count = 0;
6672
6673         wpa_s->set_sta_uapsd = 0;
6674         wpa_s->sta_uapsd = 0;
6675
6676         wpa_drv_radio_disable(wpa_s, 0);
6677         wpa_blacklist_clear(wpa_s);
6678         wpa_s->extra_blacklist_count = 0;
6679         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
6680         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
6681         wpa_config_flush_blobs(wpa_s->conf);
6682         wpa_s->conf->auto_interworking = 0;
6683         wpa_s->conf->okc = 0;
6684
6685         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6686         rsn_preauth_deinit(wpa_s->wpa);
6687
6688         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
6689         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
6690         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
6691         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6692
6693         radio_remove_works(wpa_s, NULL, 1);
6694         wpa_s->ext_work_in_progress = 0;
6695
6696         wpa_s->next_ssid = NULL;
6697
6698 #ifdef CONFIG_INTERWORKING
6699         hs20_cancel_fetch_osu(wpa_s);
6700 #endif /* CONFIG_INTERWORKING */
6701
6702         wpa_s->ext_mgmt_frame_handling = 0;
6703         wpa_s->ext_eapol_frame_io = 0;
6704 #ifdef CONFIG_TESTING_OPTIONS
6705         wpa_s->extra_roc_dur = 0;
6706         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
6707 #endif /* CONFIG_TESTING_OPTIONS */
6708
6709         wpa_s->disconnected = 0;
6710         os_free(wpa_s->next_scan_freqs);
6711         wpa_s->next_scan_freqs = NULL;
6712
6713         wpa_bss_flush(wpa_s);
6714         if (!dl_list_empty(&wpa_s->bss)) {
6715                 wpa_printf(MSG_DEBUG,
6716                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
6717                            MACSTR " pending_bssid=" MACSTR,
6718                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
6719                            MAC2STR(wpa_s->bssid),
6720                            MAC2STR(wpa_s->pending_bssid));
6721         }
6722
6723         eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
6724 }
6725
6726
6727 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
6728                                      char *buf, size_t buflen)
6729 {
6730         struct wpa_radio_work *work;
6731         char *pos, *end;
6732         struct os_reltime now, diff;
6733
6734         pos = buf;
6735         end = buf + buflen;
6736
6737         os_get_reltime(&now);
6738
6739         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6740         {
6741                 int ret;
6742
6743                 os_reltime_sub(&now, &work->time, &diff);
6744                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
6745                                   work->type, work->wpa_s->ifname, work->freq,
6746                                   work->started, diff.sec, diff.usec);
6747                 if (os_snprintf_error(end - pos, ret))
6748                         break;
6749                 pos += ret;
6750         }
6751
6752         return pos - buf;
6753 }
6754
6755
6756 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
6757 {
6758         struct wpa_radio_work *work = eloop_ctx;
6759         struct wpa_external_work *ework = work->ctx;
6760
6761         wpa_dbg(work->wpa_s, MSG_DEBUG,
6762                 "Timing out external radio work %u (%s)",
6763                 ework->id, work->type);
6764         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
6765         work->wpa_s->ext_work_in_progress = 0;
6766         radio_work_done(work);
6767         os_free(ework);
6768 }
6769
6770
6771 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
6772 {
6773         struct wpa_external_work *ework = work->ctx;
6774
6775         if (deinit) {
6776                 if (work->started)
6777                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6778                                              work, NULL);
6779
6780                 os_free(ework);
6781                 return;
6782         }
6783
6784         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
6785                 ework->id, ework->type);
6786         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
6787         work->wpa_s->ext_work_in_progress = 1;
6788         if (!ework->timeout)
6789                 ework->timeout = 10;
6790         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
6791                                work, NULL);
6792 }
6793
6794
6795 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
6796                                     char *buf, size_t buflen)
6797 {
6798         struct wpa_external_work *ework;
6799         char *pos, *pos2;
6800         size_t type_len;
6801         int ret;
6802         unsigned int freq = 0;
6803
6804         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
6805
6806         ework = os_zalloc(sizeof(*ework));
6807         if (ework == NULL)
6808                 return -1;
6809
6810         pos = os_strchr(cmd, ' ');
6811         if (pos) {
6812                 type_len = pos - cmd;
6813                 pos++;
6814
6815                 pos2 = os_strstr(pos, "freq=");
6816                 if (pos2)
6817                         freq = atoi(pos2 + 5);
6818
6819                 pos2 = os_strstr(pos, "timeout=");
6820                 if (pos2)
6821                         ework->timeout = atoi(pos2 + 8);
6822         } else {
6823                 type_len = os_strlen(cmd);
6824         }
6825         if (4 + type_len >= sizeof(ework->type))
6826                 type_len = sizeof(ework->type) - 4 - 1;
6827         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
6828         os_memcpy(ework->type + 4, cmd, type_len);
6829         ework->type[4 + type_len] = '\0';
6830
6831         wpa_s->ext_work_id++;
6832         if (wpa_s->ext_work_id == 0)
6833                 wpa_s->ext_work_id++;
6834         ework->id = wpa_s->ext_work_id;
6835
6836         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
6837                            ework) < 0) {
6838                 os_free(ework);
6839                 return -1;
6840         }
6841
6842         ret = os_snprintf(buf, buflen, "%u", ework->id);
6843         if (os_snprintf_error(buflen, ret))
6844                 return -1;
6845         return ret;
6846 }
6847
6848
6849 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
6850 {
6851         struct wpa_radio_work *work;
6852         unsigned int id = atoi(cmd);
6853
6854         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6855         {
6856                 struct wpa_external_work *ework;
6857
6858                 if (os_strncmp(work->type, "ext:", 4) != 0)
6859                         continue;
6860                 ework = work->ctx;
6861                 if (id && ework->id != id)
6862                         continue;
6863                 wpa_dbg(wpa_s, MSG_DEBUG,
6864                         "Completed external radio work %u (%s)",
6865                         ework->id, ework->type);
6866                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
6867                 wpa_s->ext_work_in_progress = 0;
6868                 radio_work_done(work);
6869                 os_free(ework);
6870                 return 3; /* "OK\n" */
6871         }
6872
6873         return -1;
6874 }
6875
6876
6877 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
6878                                 char *buf, size_t buflen)
6879 {
6880         if (os_strcmp(cmd, "show") == 0)
6881                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
6882         if (os_strncmp(cmd, "add ", 4) == 0)
6883                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
6884         if (os_strncmp(cmd, "done ", 5) == 0)
6885                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
6886         return -1;
6887 }
6888
6889
6890 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
6891 {
6892         struct wpa_radio_work *work, *tmp;
6893
6894         if (!wpa_s || !wpa_s->radio)
6895                 return;
6896
6897         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
6898                               struct wpa_radio_work, list) {
6899                 struct wpa_external_work *ework;
6900
6901                 if (os_strncmp(work->type, "ext:", 4) != 0)
6902                         continue;
6903                 ework = work->ctx;
6904                 wpa_dbg(wpa_s, MSG_DEBUG,
6905                         "Flushing%s external radio work %u (%s)",
6906                         work->started ? " started" : "", ework->id,
6907                         ework->type);
6908                 if (work->started)
6909                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6910                                              work, NULL);
6911                 radio_work_done(work);
6912                 os_free(ework);
6913         }
6914 }
6915
6916
6917 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
6918 {
6919         struct wpa_supplicant *wpa_s = eloop_ctx;
6920         eapol_sm_notify_ctrl_response(wpa_s->eapol);
6921 }
6922
6923
6924 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
6925                               unsigned int *scan_id_count, int scan_id[])
6926 {
6927         const char *pos = value;
6928
6929         while (pos) {
6930                 if (*pos == ' ' || *pos == '\0')
6931                         break;
6932                 if (*scan_id_count == MAX_SCAN_ID)
6933                         return -1;
6934                 scan_id[(*scan_id_count)++] = atoi(pos);
6935                 pos = os_strchr(pos, ',');
6936                 if (pos)
6937                         pos++;
6938         }
6939
6940         return 0;
6941 }
6942
6943
6944 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6945                            char *reply, int reply_size, int *reply_len)
6946 {
6947         char *pos;
6948         unsigned int manual_scan_passive = 0;
6949         unsigned int manual_scan_use_id = 0;
6950         unsigned int manual_scan_only_new = 0;
6951         unsigned int scan_only = 0;
6952         unsigned int scan_id_count = 0;
6953         int scan_id[MAX_SCAN_ID];
6954         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
6955                                  struct wpa_scan_results *scan_res);
6956         int *manual_scan_freqs = NULL;
6957
6958         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6959                 *reply_len = -1;
6960                 return;
6961         }
6962
6963         if (radio_work_pending(wpa_s, "scan")) {
6964                 wpa_printf(MSG_DEBUG,
6965                            "Pending scan scheduled - reject new request");
6966                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6967                 return;
6968         }
6969
6970 #ifdef CONFIG_INTERWORKING
6971         if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
6972                 wpa_printf(MSG_DEBUG,
6973                            "Interworking select in progress - reject new scan");
6974                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6975                 return;
6976         }
6977 #endif /* CONFIG_INTERWORKING */
6978
6979         if (params) {
6980                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
6981                         scan_only = 1;
6982
6983                 pos = os_strstr(params, "freq=");
6984                 if (pos) {
6985                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
6986                                                                        pos + 5);
6987                         if (manual_scan_freqs == NULL) {
6988                                 *reply_len = -1;
6989                                 goto done;
6990                         }
6991                 }
6992
6993                 pos = os_strstr(params, "passive=");
6994                 if (pos)
6995                         manual_scan_passive = !!atoi(pos + 8);
6996
6997                 pos = os_strstr(params, "use_id=");
6998                 if (pos)
6999                         manual_scan_use_id = atoi(pos + 7);
7000
7001                 pos = os_strstr(params, "only_new=1");
7002                 if (pos)
7003                         manual_scan_only_new = 1;
7004
7005                 pos = os_strstr(params, "scan_id=");
7006                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7007                                               scan_id) < 0) {
7008                         *reply_len = -1;
7009                         goto done;
7010                 }
7011         }
7012
7013         if (scan_only)
7014                 scan_res_handler = scan_only_handler;
7015         else if (wpa_s->scan_res_handler == scan_only_handler)
7016                 scan_res_handler = NULL;
7017         else
7018                 scan_res_handler = wpa_s->scan_res_handler;
7019
7020         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7021             ((wpa_s->wpa_state <= WPA_SCANNING) ||
7022              (wpa_s->wpa_state == WPA_COMPLETED))) {
7023                 wpa_s->manual_scan_passive = manual_scan_passive;
7024                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7025                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7026                 wpa_s->scan_id_count = scan_id_count;
7027                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7028                 wpa_s->scan_res_handler = scan_res_handler;
7029                 os_free(wpa_s->manual_scan_freqs);
7030                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7031                 manual_scan_freqs = NULL;
7032
7033                 wpa_s->normal_scans = 0;
7034                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7035                 wpa_s->after_wps = 0;
7036                 wpa_s->known_wps_freq = 0;
7037                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7038                 if (wpa_s->manual_scan_use_id) {
7039                         wpa_s->manual_scan_id++;
7040                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7041                                 wpa_s->manual_scan_id);
7042                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7043                                                  wpa_s->manual_scan_id);
7044                 }
7045         } else if (wpa_s->sched_scanning) {
7046                 wpa_s->manual_scan_passive = manual_scan_passive;
7047                 wpa_s->manual_scan_use_id = manual_scan_use_id;
7048                 wpa_s->manual_scan_only_new = manual_scan_only_new;
7049                 wpa_s->scan_id_count = scan_id_count;
7050                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7051                 wpa_s->scan_res_handler = scan_res_handler;
7052                 os_free(wpa_s->manual_scan_freqs);
7053                 wpa_s->manual_scan_freqs = manual_scan_freqs;
7054                 manual_scan_freqs = NULL;
7055
7056                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7057                 wpa_supplicant_cancel_sched_scan(wpa_s);
7058                 wpa_s->scan_req = MANUAL_SCAN_REQ;
7059                 wpa_supplicant_req_scan(wpa_s, 0, 0);
7060                 if (wpa_s->manual_scan_use_id) {
7061                         wpa_s->manual_scan_id++;
7062                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
7063                                                  wpa_s->manual_scan_id);
7064                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7065                                 wpa_s->manual_scan_id);
7066                 }
7067         } else {
7068                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7069                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7070         }
7071
7072 done:
7073         os_free(manual_scan_freqs);
7074 }
7075
7076
7077 #ifdef CONFIG_TESTING_OPTIONS
7078
7079 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7080                                        unsigned int freq, const u8 *dst,
7081                                        const u8 *src, const u8 *bssid,
7082                                        const u8 *data, size_t data_len,
7083                                        enum offchannel_send_action_result
7084                                        result)
7085 {
7086         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7087                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7088                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7089                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7090                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7091                              "NO_ACK" : "FAILED"));
7092 }
7093
7094
7095 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7096 {
7097         char *pos, *param;
7098         size_t len;
7099         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7100         int res, used;
7101         int freq = 0, no_cck = 0, wait_time = 0;
7102
7103         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7104          *    <action=Action frame payload> */
7105
7106         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7107
7108         pos = cmd;
7109         used = hwaddr_aton2(pos, da);
7110         if (used < 0)
7111                 return -1;
7112         pos += used;
7113         while (*pos == ' ')
7114                 pos++;
7115         used = hwaddr_aton2(pos, bssid);
7116         if (used < 0)
7117                 return -1;
7118         pos += used;
7119
7120         param = os_strstr(pos, " freq=");
7121         if (param) {
7122                 param += 6;
7123                 freq = atoi(param);
7124         }
7125
7126         param = os_strstr(pos, " no_cck=");
7127         if (param) {
7128                 param += 8;
7129                 no_cck = atoi(param);
7130         }
7131
7132         param = os_strstr(pos, " wait_time=");
7133         if (param) {
7134                 param += 11;
7135                 wait_time = atoi(param);
7136         }
7137
7138         param = os_strstr(pos, " action=");
7139         if (param == NULL)
7140                 return -1;
7141         param += 8;
7142
7143         len = os_strlen(param);
7144         if (len & 1)
7145                 return -1;
7146         len /= 2;
7147
7148         buf = os_malloc(len);
7149         if (buf == NULL)
7150                 return -1;
7151
7152         if (hexstr2bin(param, buf, len) < 0) {
7153                 os_free(buf);
7154                 return -1;
7155         }
7156
7157         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7158                                      buf, len, wait_time,
7159                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7160         os_free(buf);
7161         return res;
7162 }
7163
7164
7165 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7166 {
7167         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7168         offchannel_send_action_done(wpa_s);
7169 }
7170
7171
7172 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7173 {
7174         char *pos, *param;
7175         union wpa_event_data event;
7176         enum wpa_event_type ev;
7177
7178         /* <event name> [parameters..] */
7179
7180         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7181
7182         pos = cmd;
7183         param = os_strchr(pos, ' ');
7184         if (param)
7185                 *param++ = '\0';
7186
7187         os_memset(&event, 0, sizeof(event));
7188
7189         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7190                 ev = EVENT_INTERFACE_ENABLED;
7191         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7192                 ev = EVENT_INTERFACE_DISABLED;
7193         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7194                 ev = EVENT_AVOID_FREQUENCIES;
7195                 if (param == NULL)
7196                         param = "";
7197                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7198                         return -1;
7199                 wpa_supplicant_event(wpa_s, ev, &event);
7200                 os_free(event.freq_range.range);
7201                 return 0;
7202         } else {
7203                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7204                         cmd);
7205                 return -1;
7206         }
7207
7208         wpa_supplicant_event(wpa_s, ev, &event);
7209
7210         return 0;
7211 }
7212
7213
7214 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7215 {
7216         char *pos;
7217         u8 src[ETH_ALEN], *buf;
7218         int used;
7219         size_t len;
7220
7221         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7222
7223         pos = cmd;
7224         used = hwaddr_aton2(pos, src);
7225         if (used < 0)
7226                 return -1;
7227         pos += used;
7228         while (*pos == ' ')
7229                 pos++;
7230
7231         len = os_strlen(pos);
7232         if (len & 1)
7233                 return -1;
7234         len /= 2;
7235
7236         buf = os_malloc(len);
7237         if (buf == NULL)
7238                 return -1;
7239
7240         if (hexstr2bin(pos, buf, len) < 0) {
7241                 os_free(buf);
7242                 return -1;
7243         }
7244
7245         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7246         os_free(buf);
7247
7248         return 0;
7249 }
7250
7251
7252 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7253 {
7254         size_t i;
7255         u32 sum = 0;
7256         const u16 *pos = buf;
7257
7258         for (i = 0; i < len / 2; i++)
7259                 sum += *pos++;
7260
7261         while (sum >> 16)
7262                 sum = (sum & 0xffff) + (sum >> 16);
7263
7264         return sum ^ 0xffff;
7265 }
7266
7267
7268 #define HWSIM_PACKETLEN 1500
7269 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7270
7271 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7272 {
7273         struct wpa_supplicant *wpa_s = ctx;
7274         const struct ether_header *eth;
7275         const struct iphdr *ip;
7276         const u8 *pos;
7277         unsigned int i;
7278
7279         if (len != HWSIM_PACKETLEN)
7280                 return;
7281
7282         eth = (const struct ether_header *) buf;
7283         ip = (const struct iphdr *) (eth + 1);
7284         pos = (const u8 *) (ip + 1);
7285
7286         if (ip->ihl != 5 || ip->version != 4 ||
7287             ntohs(ip->tot_len) != HWSIM_IP_LEN)
7288                 return;
7289
7290         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) {
7291                 if (*pos != (u8) i)
7292                         return;
7293                 pos++;
7294         }
7295
7296         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7297                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7298 }
7299
7300
7301 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7302                                             char *cmd)
7303 {
7304         int enabled = atoi(cmd);
7305
7306         if (!enabled) {
7307                 if (wpa_s->l2_test) {
7308                         l2_packet_deinit(wpa_s->l2_test);
7309                         wpa_s->l2_test = NULL;
7310                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7311                 }
7312                 return 0;
7313         }
7314
7315         if (wpa_s->l2_test)
7316                 return 0;
7317
7318         wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr,
7319                                         ETHERTYPE_IP, wpas_data_test_rx,
7320                                         wpa_s, 1);
7321         if (wpa_s->l2_test == NULL)
7322                 return -1;
7323
7324         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7325
7326         return 0;
7327 }
7328
7329
7330 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7331 {
7332         u8 dst[ETH_ALEN], src[ETH_ALEN];
7333         char *pos;
7334         int used;
7335         long int val;
7336         u8 tos;
7337         u8 buf[HWSIM_PACKETLEN];
7338         struct ether_header *eth;
7339         struct iphdr *ip;
7340         u8 *dpos;
7341         unsigned int i;
7342
7343         if (wpa_s->l2_test == NULL)
7344                 return -1;
7345
7346         /* format: <dst> <src> <tos> */
7347
7348         pos = cmd;
7349         used = hwaddr_aton2(pos, dst);
7350         if (used < 0)
7351                 return -1;
7352         pos += used;
7353         while (*pos == ' ')
7354                 pos++;
7355         used = hwaddr_aton2(pos, src);
7356         if (used < 0)
7357                 return -1;
7358         pos += used;
7359
7360         val = strtol(pos, NULL, 0);
7361         if (val < 0 || val > 0xff)
7362                 return -1;
7363         tos = val;
7364
7365         eth = (struct ether_header *) buf;
7366         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7367         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7368         eth->ether_type = htons(ETHERTYPE_IP);
7369         ip = (struct iphdr *) (eth + 1);
7370         os_memset(ip, 0, sizeof(*ip));
7371         ip->ihl = 5;
7372         ip->version = 4;
7373         ip->ttl = 64;
7374         ip->tos = tos;
7375         ip->tot_len = htons(HWSIM_IP_LEN);
7376         ip->protocol = 1;
7377         ip->saddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 1);
7378         ip->daddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 2);
7379         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7380         dpos = (u8 *) (ip + 1);
7381         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7382                 *dpos++ = i;
7383
7384         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, buf,
7385                            HWSIM_PACKETLEN) < 0)
7386                 return -1;
7387
7388         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7389                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7390
7391         return 0;
7392 }
7393
7394
7395 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7396                                            char *cmd)
7397 {
7398         u8 *buf;
7399         struct ether_header *eth;
7400         struct l2_packet_data *l2 = NULL;
7401         size_t len;
7402         u16 ethertype;
7403         int res = -1;
7404
7405         len = os_strlen(cmd);
7406         if (len & 1 || len < ETH_HLEN * 2)
7407                 return -1;
7408         len /= 2;
7409
7410         buf = os_malloc(len);
7411         if (buf == NULL)
7412                 return -1;
7413
7414         if (hexstr2bin(cmd, buf, len) < 0)
7415                 goto done;
7416
7417         eth = (struct ether_header *) buf;
7418         ethertype = ntohs(eth->ether_type);
7419
7420         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7421                             wpas_data_test_rx, wpa_s, 1);
7422         if (l2 == NULL)
7423                 goto done;
7424
7425         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7426         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7427 done:
7428         if (l2)
7429                 l2_packet_deinit(l2);
7430         os_free(buf);
7431
7432         return res < 0 ? -1 : 0;
7433 }
7434
7435
7436 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7437 {
7438 #ifdef WPA_TRACE_BFD
7439         extern char wpa_trace_fail_func[256];
7440         extern unsigned int wpa_trace_fail_after;
7441         char *pos;
7442
7443         wpa_trace_fail_after = atoi(cmd);
7444         pos = os_strchr(cmd, ':');
7445         if (pos) {
7446                 pos++;
7447                 os_strlcpy(wpa_trace_fail_func, pos,
7448                            sizeof(wpa_trace_fail_func));
7449         } else {
7450                 wpa_trace_fail_after = 0;
7451         }
7452         return 0;
7453 #else /* WPA_TRACE_BFD */
7454         return -1;
7455 #endif /* WPA_TRACE_BFD */
7456 }
7457
7458
7459 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7460                                     char *buf, size_t buflen)
7461 {
7462 #ifdef WPA_TRACE_BFD
7463         extern char wpa_trace_fail_func[256];
7464         extern unsigned int wpa_trace_fail_after;
7465
7466         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7467                            wpa_trace_fail_func);
7468 #else /* WPA_TRACE_BFD */
7469         return -1;
7470 #endif /* WPA_TRACE_BFD */
7471 }
7472
7473 #endif /* CONFIG_TESTING_OPTIONS */
7474
7475
7476 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
7477 {
7478         unsigned int i;
7479         char buf[30];
7480
7481         wpa_printf(MSG_DEBUG, "Update vendor elements");
7482
7483         for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
7484                 if (wpa_s->vendor_elem[i]) {
7485                         int res;
7486
7487                         res = os_snprintf(buf, sizeof(buf), "frame[%u]", i);
7488                         if (!os_snprintf_error(sizeof(buf), res)) {
7489                                 wpa_hexdump_buf(MSG_DEBUG, buf,
7490                                                 wpa_s->vendor_elem[i]);
7491                         }
7492                 }
7493         }
7494
7495 #ifdef CONFIG_P2P
7496         if (wpa_s->parent == wpa_s &&
7497             wpa_s->global->p2p &&
7498             !wpa_s->global->p2p_disabled)
7499                 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
7500 #endif /* CONFIG_P2P */
7501 }
7502
7503
7504 static struct wpa_supplicant *
7505 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
7506                             enum wpa_vendor_elem_frame frame)
7507 {
7508         switch (frame) {
7509 #ifdef CONFIG_P2P
7510         case VENDOR_ELEM_PROBE_REQ_P2P:
7511         case VENDOR_ELEM_PROBE_RESP_P2P:
7512         case VENDOR_ELEM_PROBE_RESP_P2P_GO:
7513         case VENDOR_ELEM_BEACON_P2P_GO:
7514         case VENDOR_ELEM_P2P_PD_REQ:
7515         case VENDOR_ELEM_P2P_PD_RESP:
7516         case VENDOR_ELEM_P2P_GO_NEG_REQ:
7517         case VENDOR_ELEM_P2P_GO_NEG_RESP:
7518         case VENDOR_ELEM_P2P_GO_NEG_CONF:
7519         case VENDOR_ELEM_P2P_INV_REQ:
7520         case VENDOR_ELEM_P2P_INV_RESP:
7521         case VENDOR_ELEM_P2P_ASSOC_REQ:
7522                 return wpa_s->parent;
7523 #endif /* CONFIG_P2P */
7524         default:
7525                 return wpa_s;
7526         }
7527 }
7528
7529
7530 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
7531 {
7532         char *pos = cmd;
7533         int frame;
7534         size_t len;
7535         struct wpabuf *buf;
7536         struct ieee802_11_elems elems;
7537
7538         frame = atoi(pos);
7539         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7540                 return -1;
7541         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7542
7543         pos = os_strchr(pos, ' ');
7544         if (pos == NULL)
7545                 return -1;
7546         pos++;
7547
7548         len = os_strlen(pos);
7549         if (len == 0)
7550                 return 0;
7551         if (len & 1)
7552                 return -1;
7553         len /= 2;
7554
7555         buf = wpabuf_alloc(len);
7556         if (buf == NULL)
7557                 return -1;
7558
7559         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
7560                 wpabuf_free(buf);
7561                 return -1;
7562         }
7563
7564         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
7565             ParseFailed) {
7566                 wpabuf_free(buf);
7567                 return -1;
7568         }
7569
7570         if (wpa_s->vendor_elem[frame] == NULL) {
7571                 wpa_s->vendor_elem[frame] = buf;
7572                 wpas_ctrl_vendor_elem_update(wpa_s);
7573                 return 0;
7574         }
7575
7576         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
7577                 wpabuf_free(buf);
7578                 return -1;
7579         }
7580
7581         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
7582         wpabuf_free(buf);
7583         wpas_ctrl_vendor_elem_update(wpa_s);
7584
7585         return 0;
7586 }
7587
7588
7589 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
7590                                      char *buf, size_t buflen)
7591 {
7592         int frame = atoi(cmd);
7593
7594         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7595                 return -1;
7596         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7597
7598         if (wpa_s->vendor_elem[frame] == NULL)
7599                 return 0;
7600
7601         return wpa_snprintf_hex(buf, buflen,
7602                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
7603                                 wpabuf_len(wpa_s->vendor_elem[frame]));
7604 }
7605
7606
7607 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
7608 {
7609         char *pos = cmd;
7610         int frame;
7611         size_t len;
7612         u8 *buf;
7613         struct ieee802_11_elems elems;
7614         u8 *ie, *end;
7615
7616         frame = atoi(pos);
7617         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7618                 return -1;
7619         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7620
7621         pos = os_strchr(pos, ' ');
7622         if (pos == NULL)
7623                 return -1;
7624         pos++;
7625
7626         if (*pos == '*') {
7627                 wpabuf_free(wpa_s->vendor_elem[frame]);
7628                 wpa_s->vendor_elem[frame] = NULL;
7629                 wpas_ctrl_vendor_elem_update(wpa_s);
7630                 return 0;
7631         }
7632
7633         if (wpa_s->vendor_elem[frame] == NULL)
7634                 return -1;
7635
7636         len = os_strlen(pos);
7637         if (len == 0)
7638                 return 0;
7639         if (len & 1)
7640                 return -1;
7641         len /= 2;
7642
7643         buf = os_malloc(len);
7644         if (buf == NULL)
7645                 return -1;
7646
7647         if (hexstr2bin(pos, buf, len) < 0) {
7648                 os_free(buf);
7649                 return -1;
7650         }
7651
7652         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
7653                 os_free(buf);
7654                 return -1;
7655         }
7656
7657         ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
7658         end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
7659
7660         for (; ie + 1 < end; ie += 2 + ie[1]) {
7661                 if (ie + len > end)
7662                         break;
7663                 if (os_memcmp(ie, buf, len) != 0)
7664                         continue;
7665
7666                 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
7667                         wpabuf_free(wpa_s->vendor_elem[frame]);
7668                         wpa_s->vendor_elem[frame] = NULL;
7669                 } else {
7670                         os_memmove(ie, ie + len,
7671                                    end - (ie + len));
7672                         wpa_s->vendor_elem[frame]->used -= len;
7673                 }
7674                 os_free(buf);
7675                 wpas_ctrl_vendor_elem_update(wpa_s);
7676                 return 0;
7677         }
7678
7679         os_free(buf);
7680
7681         return -1;
7682 }
7683
7684
7685 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
7686 {
7687         struct wpa_supplicant *wpa_s = ctx;
7688
7689         if (neighbor_rep) {
7690                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
7691                              "length=%u",
7692                              (unsigned int) wpabuf_len(neighbor_rep));
7693                 wpabuf_free(neighbor_rep);
7694         } else {
7695                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
7696         }
7697 }
7698
7699
7700 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
7701                                             char *cmd)
7702 {
7703         struct wpa_ssid ssid;
7704         struct wpa_ssid *ssid_p = NULL;
7705         int ret = 0;
7706
7707         if (os_strncmp(cmd, " ssid=", 6) == 0) {
7708                 ssid.ssid_len = os_strlen(cmd + 6);
7709                 if (ssid.ssid_len > 32)
7710                         return -1;
7711                 ssid.ssid = (u8 *) (cmd + 6);
7712                 ssid_p = &ssid;
7713         }
7714
7715         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
7716                                                  wpas_ctrl_neighbor_rep_cb,
7717                                                  wpa_s);
7718
7719         return ret;
7720 }
7721
7722
7723 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
7724 {
7725         eapol_sm_erp_flush(wpa_s->eapol);
7726         return 0;
7727 }
7728
7729
7730 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
7731                                          char *cmd)
7732 {
7733         char *token, *context = NULL;
7734         unsigned int enable = ~0, type = 0;
7735         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
7736         u8 *addr = NULL, *mask = NULL;
7737
7738         while ((token = str_token(cmd, " ", &context))) {
7739                 if (os_strcasecmp(token, "scan") == 0) {
7740                         type |= MAC_ADDR_RAND_SCAN;
7741                 } else if (os_strcasecmp(token, "sched") == 0) {
7742                         type |= MAC_ADDR_RAND_SCHED_SCAN;
7743                 } else if (os_strcasecmp(token, "pno") == 0) {
7744                         type |= MAC_ADDR_RAND_PNO;
7745                 } else if (os_strcasecmp(token, "all") == 0) {
7746                         type = wpa_s->mac_addr_rand_supported;
7747                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
7748                         enable = atoi(token + 7);
7749                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
7750                         addr = _addr;
7751                         if (hwaddr_aton(token + 5, addr)) {
7752                                 wpa_printf(MSG_INFO,
7753                                            "CTRL: Invalid MAC address: %s",
7754                                            token);
7755                                 return -1;
7756                         }
7757                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
7758                         mask = _mask;
7759                         if (hwaddr_aton(token + 5, mask)) {
7760                                 wpa_printf(MSG_INFO,
7761                                            "CTRL: Invalid MAC address mask: %s",
7762                                            token);
7763                                 return -1;
7764                         }
7765                 } else {
7766                         wpa_printf(MSG_INFO,
7767                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
7768                                    token);
7769                         return -1;
7770                 }
7771         }
7772
7773         if (!type) {
7774                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
7775                 return -1;
7776         }
7777
7778         if ((wpa_s->mac_addr_rand_supported & type) != type) {
7779                 wpa_printf(MSG_INFO,
7780                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
7781                            type, wpa_s->mac_addr_rand_supported);
7782                 return -1;
7783         }
7784
7785         if (enable > 1) {
7786                 wpa_printf(MSG_INFO,
7787                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
7788                 return -1;
7789         }
7790
7791         if (!enable) {
7792                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
7793                 if (wpa_s->pno) {
7794                         if (type & MAC_ADDR_RAND_PNO) {
7795                                 wpas_stop_pno(wpa_s);
7796                                 wpas_start_pno(wpa_s);
7797                         }
7798                 } else if (wpa_s->sched_scanning &&
7799                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
7800                         /* simulate timeout to restart the sched scan */
7801                         wpa_s->sched_scan_timed_out = 1;
7802                         wpa_s->prev_sched_ssid = NULL;
7803                         wpa_supplicant_cancel_sched_scan(wpa_s);
7804                 }
7805                 return 0;
7806         }
7807
7808         if ((addr && !mask) || (!addr && mask)) {
7809                 wpa_printf(MSG_INFO,
7810                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
7811                 return -1;
7812         }
7813
7814         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
7815                 wpa_printf(MSG_INFO,
7816                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
7817                 return -1;
7818         }
7819
7820         if (type & MAC_ADDR_RAND_SCAN) {
7821                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
7822                                             addr, mask);
7823         }
7824
7825         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
7826                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
7827                                             addr, mask);
7828
7829                 if (wpa_s->sched_scanning && !wpa_s->pno) {
7830                         /* simulate timeout to restart the sched scan */
7831                         wpa_s->sched_scan_timed_out = 1;
7832                         wpa_s->prev_sched_ssid = NULL;
7833                         wpa_supplicant_cancel_sched_scan(wpa_s);
7834                 }
7835         }
7836
7837         if (type & MAC_ADDR_RAND_PNO) {
7838                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
7839                                             addr, mask);
7840                 if (wpa_s->pno) {
7841                         wpas_stop_pno(wpa_s);
7842                         wpas_start_pno(wpa_s);
7843                 }
7844         }
7845
7846         return 0;
7847 }
7848
7849
7850 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
7851                                          char *buf, size_t *resp_len)
7852 {
7853         char *reply;
7854         const int reply_size = 4096;
7855         int reply_len;
7856
7857         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
7858             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7859                 if (wpa_debug_show_keys)
7860                         wpa_dbg(wpa_s, MSG_DEBUG,
7861                                 "Control interface command '%s'", buf);
7862                 else
7863                         wpa_dbg(wpa_s, MSG_DEBUG,
7864                                 "Control interface command '%s [REMOVED]'",
7865                                 os_strncmp(buf, WPA_CTRL_RSP,
7866                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
7867                                 WPA_CTRL_RSP : "SET_NETWORK");
7868         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
7869                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
7870                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
7871                                       (const u8 *) buf, os_strlen(buf));
7872         } else {
7873                 int level = MSG_DEBUG;
7874                 if (os_strcmp(buf, "PING") == 0)
7875                         level = MSG_EXCESSIVE;
7876                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
7877         }
7878
7879         reply = os_malloc(reply_size);
7880         if (reply == NULL) {
7881                 *resp_len = 1;
7882                 return NULL;
7883         }
7884
7885         os_memcpy(reply, "OK\n", 3);
7886         reply_len = 3;
7887
7888         if (os_strcmp(buf, "PING") == 0) {
7889                 os_memcpy(reply, "PONG\n", 5);
7890                 reply_len = 5;
7891         } else if (os_strcmp(buf, "IFNAME") == 0) {
7892                 reply_len = os_strlen(wpa_s->ifname);
7893                 os_memcpy(reply, wpa_s->ifname, reply_len);
7894         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
7895                 if (wpa_debug_reopen_file() < 0)
7896                         reply_len = -1;
7897         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
7898                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
7899         } else if (os_strcmp(buf, "MIB") == 0) {
7900                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
7901                 if (reply_len >= 0) {
7902                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
7903                                                       reply + reply_len,
7904                                                       reply_size - reply_len);
7905                 }
7906         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
7907                 reply_len = wpa_supplicant_ctrl_iface_status(
7908                         wpa_s, buf + 6, reply, reply_size);
7909         } else if (os_strcmp(buf, "PMKSA") == 0) {
7910                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
7911                                                     reply_size);
7912         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
7913                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7914         } else if (os_strncmp(buf, "SET ", 4) == 0) {
7915                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
7916                         reply_len = -1;
7917         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
7918                 reply_len = wpa_config_dump_values(wpa_s->conf,
7919                                                    reply, reply_size);
7920         } else if (os_strncmp(buf, "GET ", 4) == 0) {
7921                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
7922                                                           reply, reply_size);
7923         } else if (os_strcmp(buf, "LOGON") == 0) {
7924                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7925         } else if (os_strcmp(buf, "LOGOFF") == 0) {
7926                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
7927         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
7928                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7929                         reply_len = -1;
7930                 else
7931                         wpas_request_connection(wpa_s);
7932         } else if (os_strcmp(buf, "REATTACH") == 0) {
7933                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
7934                     !wpa_s->current_ssid)
7935                         reply_len = -1;
7936                 else {
7937                         wpa_s->reattach = 1;
7938                         wpas_request_connection(wpa_s);
7939                 }
7940         } else if (os_strcmp(buf, "RECONNECT") == 0) {
7941                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7942                         reply_len = -1;
7943                 else if (wpa_s->disconnected)
7944                         wpas_request_connection(wpa_s);
7945 #ifdef IEEE8021X_EAPOL
7946         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
7947                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
7948                         reply_len = -1;
7949 #endif /* IEEE8021X_EAPOL */
7950 #ifdef CONFIG_PEERKEY
7951         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
7952                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
7953                         reply_len = -1;
7954 #endif /* CONFIG_PEERKEY */
7955 #ifdef CONFIG_IEEE80211R
7956         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
7957                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
7958                         reply_len = -1;
7959 #endif /* CONFIG_IEEE80211R */
7960 #ifdef CONFIG_WPS
7961         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
7962                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
7963                 if (res == -2) {
7964                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7965                         reply_len = 17;
7966                 } else if (res)
7967                         reply_len = -1;
7968         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
7969                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
7970                 if (res == -2) {
7971                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7972                         reply_len = 17;
7973                 } else if (res)
7974                         reply_len = -1;
7975         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
7976                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
7977                                                               reply,
7978                                                               reply_size);
7979         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
7980                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
7981                         wpa_s, buf + 14, reply, reply_size);
7982         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
7983                 if (wpas_wps_cancel(wpa_s))
7984                         reply_len = -1;
7985 #ifdef CONFIG_WPS_NFC
7986         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
7987                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
7988                         reply_len = -1;
7989         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
7990                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
7991                         reply_len = -1;
7992         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
7993                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
7994                         wpa_s, buf + 21, reply, reply_size);
7995         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
7996                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
7997                         wpa_s, buf + 14, reply, reply_size);
7998         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
7999                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8000                                                                buf + 17))
8001                         reply_len = -1;
8002         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8003                 reply_len = wpas_ctrl_nfc_get_handover_req(
8004                         wpa_s, buf + 21, reply, reply_size);
8005         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8006                 reply_len = wpas_ctrl_nfc_get_handover_sel(
8007                         wpa_s, buf + 21, reply, reply_size);
8008         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8009                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8010                         reply_len = -1;
8011 #endif /* CONFIG_WPS_NFC */
8012         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8013                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8014                         reply_len = -1;
8015 #ifdef CONFIG_AP
8016         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8017                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8018                         wpa_s, buf + 11, reply, reply_size);
8019 #endif /* CONFIG_AP */
8020 #ifdef CONFIG_WPS_ER
8021         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8022                 if (wpas_wps_er_start(wpa_s, NULL))
8023                         reply_len = -1;
8024         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8025                 if (wpas_wps_er_start(wpa_s, buf + 13))
8026                         reply_len = -1;
8027         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8028                 wpas_wps_er_stop(wpa_s);
8029         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8030                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8031                         reply_len = -1;
8032         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8033                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8034                 if (ret == -2) {
8035                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8036                         reply_len = 17;
8037                 } else if (ret == -3) {
8038                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8039                         reply_len = 18;
8040                 } else if (ret == -4) {
8041                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8042                         reply_len = 20;
8043                 } else if (ret)
8044                         reply_len = -1;
8045         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8046                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8047                         reply_len = -1;
8048         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8049                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8050                                                                 buf + 18))
8051                         reply_len = -1;
8052         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8053                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8054                         reply_len = -1;
8055 #ifdef CONFIG_WPS_NFC
8056         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8057                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8058                         wpa_s, buf + 24, reply, reply_size);
8059 #endif /* CONFIG_WPS_NFC */
8060 #endif /* CONFIG_WPS_ER */
8061 #endif /* CONFIG_WPS */
8062 #ifdef CONFIG_IBSS_RSN
8063         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8064                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8065                         reply_len = -1;
8066 #endif /* CONFIG_IBSS_RSN */
8067 #ifdef CONFIG_MESH
8068         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8069                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8070                         wpa_s, buf + 19, reply, reply_size);
8071         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8072                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8073                         wpa_s, "", reply, reply_size);
8074         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8075                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8076                         reply_len = -1;
8077         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8078                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8079                                                                 buf + 18))
8080                         reply_len = -1;
8081 #endif /* CONFIG_MESH */
8082 #ifdef CONFIG_P2P
8083         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8084                 if (p2p_ctrl_find(wpa_s, buf + 8))
8085                         reply_len = -1;
8086         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8087                 if (p2p_ctrl_find(wpa_s, ""))
8088                         reply_len = -1;
8089         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8090                 wpas_p2p_stop_find(wpa_s);
8091         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8092                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8093                         reply_len = -1;
8094         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8095                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8096                         reply_len = -1;
8097         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8098                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8099                                              reply_size);
8100         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8101                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8102                         reply_len = -1;
8103         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8104                 if (p2p_ctrl_listen(wpa_s, ""))
8105                         reply_len = -1;
8106         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8107                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8108                         reply_len = -1;
8109         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8110                 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
8111                         reply_len = -1;
8112         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8113                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8114                         reply_len = -1;
8115         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8116                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8117                         reply_len = -1;
8118         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8119                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8120         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8121                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8122                                                    reply_size);
8123         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8124                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8125                         reply_len = -1;
8126         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8127                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8128                         reply_len = -1;
8129         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8130                 wpas_p2p_sd_service_update(wpa_s);
8131         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8132                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8133                         reply_len = -1;
8134         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8135                 wpas_p2p_service_flush(wpa_s);
8136         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8137                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8138                         reply_len = -1;
8139         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8140                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8141                         reply_len = -1;
8142         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8143                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8144                         reply_len = -1;
8145         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8146                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8147                         reply_len = -1;
8148         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8149                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8150                         reply_len = -1;
8151         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8152                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8153                                               reply_size);
8154         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8155                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8156                         reply_len = -1;
8157         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8158                 p2p_ctrl_flush(wpa_s);
8159         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8160                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8161                         reply_len = -1;
8162         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8163                 if (wpas_p2p_cancel(wpa_s))
8164                         reply_len = -1;
8165         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8166                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8167                         reply_len = -1;
8168         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8169                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8170                         reply_len = -1;
8171         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8172                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8173                         reply_len = -1;
8174         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8175                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8176                         reply_len = -1;
8177         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8178                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8179                         reply_len = -1;
8180 #endif /* CONFIG_P2P */
8181 #ifdef CONFIG_WIFI_DISPLAY
8182         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8183                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8184                         reply_len = -1;
8185         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8186                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8187                                                      reply, reply_size);
8188 #endif /* CONFIG_WIFI_DISPLAY */
8189 #ifdef CONFIG_INTERWORKING
8190         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8191                 if (interworking_fetch_anqp(wpa_s) < 0)
8192                         reply_len = -1;
8193         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8194                 interworking_stop_fetch_anqp(wpa_s);
8195         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8196                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8197                         reply_len = -1;
8198         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8199                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8200                         reply_len = -1;
8201         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8202                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8203                         reply_len = -1;
8204         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8205                 int id;
8206
8207                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8208                 if (id < 0)
8209                         reply_len = -1;
8210                 else {
8211                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8212                         if (os_snprintf_error(reply_size, reply_len))
8213                                 reply_len = -1;
8214                 }
8215         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8216                 if (get_anqp(wpa_s, buf + 9) < 0)
8217                         reply_len = -1;
8218         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8219                 if (gas_request(wpa_s, buf + 12) < 0)
8220                         reply_len = -1;
8221         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8222                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8223                                              reply_size);
8224 #endif /* CONFIG_INTERWORKING */
8225 #ifdef CONFIG_HS20
8226         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8227                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8228                         reply_len = -1;
8229         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8230                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8231                         reply_len = -1;
8232         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8233                 if (hs20_icon_request(wpa_s, buf + 18) < 0)
8234                         reply_len = -1;
8235         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8236                 if (hs20_fetch_osu(wpa_s) < 0)
8237                         reply_len = -1;
8238         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8239                 hs20_cancel_fetch_osu(wpa_s);
8240 #endif /* CONFIG_HS20 */
8241         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8242         {
8243                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8244                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8245                         reply_len = -1;
8246                 else {
8247                         /*
8248                          * Notify response from timeout to allow the control
8249                          * interface response to be sent first.
8250                          */
8251                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8252                                                wpa_s, NULL);
8253                 }
8254         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8255                 if (wpa_supplicant_reload_configuration(wpa_s))
8256                         reply_len = -1;
8257         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8258                 wpa_supplicant_terminate_proc(wpa_s->global);
8259         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8260                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8261                         reply_len = -1;
8262         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8263                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8264                         wpa_s, buf + 9, reply, reply_size);
8265         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8266                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8267                         wpa_s, buf + 9, reply, reply_size);
8268         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8269                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8270                         wpa_s, buf + 14, reply, reply_size);
8271         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8272                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8273                         wpa_s, NULL, reply, reply_size);
8274         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8275 #ifdef CONFIG_SME
8276                 wpa_s->sme.prev_bssid_set = 0;
8277 #endif /* CONFIG_SME */
8278                 wpa_s->reassociate = 0;
8279                 wpa_s->disconnected = 1;
8280                 wpa_supplicant_cancel_sched_scan(wpa_s);
8281                 wpa_supplicant_cancel_scan(wpa_s);
8282                 wpa_supplicant_deauthenticate(wpa_s,
8283                                               WLAN_REASON_DEAUTH_LEAVING);
8284                 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8285         } else if (os_strcmp(buf, "SCAN") == 0) {
8286                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8287         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8288                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8289         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8290                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8291                         wpa_s, reply, reply_size);
8292         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8293                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8294                         reply_len = -1;
8295         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8296                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8297                         reply_len = -1;
8298         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8299                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8300                         reply_len = -1;
8301         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8302                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8303                         wpa_s, reply, reply_size);
8304         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8305                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8306                         reply_len = -1;
8307         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8308                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8309                         reply_len = -1;
8310         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8311                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8312                         wpa_s, buf + 12, reply, reply_size);
8313         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8314                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
8315                         reply_len = -1;
8316         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8317                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8318                         wpa_s, reply, reply_size);
8319         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8320                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8321                         wpa_s, reply, reply_size);
8322         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8323                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8324                         reply_len = -1;
8325         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8326                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8327                         reply_len = -1;
8328         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8329                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8330                                                                reply,
8331                                                                reply_size);
8332 #ifndef CONFIG_NO_CONFIG_WRITE
8333         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8334                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8335                         reply_len = -1;
8336 #endif /* CONFIG_NO_CONFIG_WRITE */
8337         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8338                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8339                         wpa_s, buf + 15, reply, reply_size);
8340         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8341                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8342                         reply_len = -1;
8343         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8344                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8345                         reply_len = -1;
8346         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8347                 reply_len = wpa_supplicant_global_iface_list(
8348                         wpa_s->global, reply, reply_size);
8349         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8350                 reply_len = wpa_supplicant_global_iface_interfaces(
8351                         wpa_s->global, reply, reply_size);
8352         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8353                 reply_len = wpa_supplicant_ctrl_iface_bss(
8354                         wpa_s, buf + 4, reply, reply_size);
8355 #ifdef CONFIG_AP
8356         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8357                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8358         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8359                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8360                                               reply_size);
8361         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8362                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8363                                                    reply_size);
8364         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8365                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8366                         reply_len = -1;
8367         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8368                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8369                         reply_len = -1;
8370         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8371                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8372                         reply_len = -1;
8373         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8374                 if (wpas_ap_stop_ap(wpa_s))
8375                         reply_len = -1;
8376 #endif /* CONFIG_AP */
8377         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8378                 wpas_notify_suspend(wpa_s->global);
8379         } else if (os_strcmp(buf, "RESUME") == 0) {
8380                 wpas_notify_resume(wpa_s->global);
8381 #ifdef CONFIG_TESTING_OPTIONS
8382         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8383                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8384 #endif /* CONFIG_TESTING_OPTIONS */
8385         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8386                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8387                         reply_len = -1;
8388         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8389                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8390         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8391                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8392                         reply_len = -1;
8393         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8394                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8395                                                                buf + 17))
8396                         reply_len = -1;
8397         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8398                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8399 #ifdef CONFIG_TDLS
8400         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8401                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8402                         reply_len = -1;
8403         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8404                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8405                         reply_len = -1;
8406         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8407                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8408                         reply_len = -1;
8409         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8410                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8411                                                                buf + 17))
8412                         reply_len = -1;
8413         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8414                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8415                                                                       buf + 24))
8416                         reply_len = -1;
8417 #endif /* CONFIG_TDLS */
8418         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8419                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8420         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8421                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8422                         reply_len = -1;
8423         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8424                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8425                         reply_len = -1;
8426         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8427                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8428                                                        reply_size);
8429         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8430                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8431                                                        reply_size);
8432 #ifdef CONFIG_AUTOSCAN
8433         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8434                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8435                         reply_len = -1;
8436 #endif /* CONFIG_AUTOSCAN */
8437 #ifdef ANDROID
8438         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8439                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8440                                                       reply_size);
8441 #endif /* ANDROID */
8442         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8443                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8444                                                       reply_size);
8445         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8446                 pmksa_cache_clear_current(wpa_s->wpa);
8447                 eapol_sm_request_reauth(wpa_s->eapol);
8448 #ifdef CONFIG_WNM
8449         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8450                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8451                         reply_len = -1;
8452         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8453                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8454                                 reply_len = -1;
8455 #endif /* CONFIG_WNM */
8456         } else if (os_strcmp(buf, "FLUSH") == 0) {
8457                 wpa_supplicant_ctrl_iface_flush(wpa_s);
8458         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8459                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8460                                                  reply_size);
8461 #ifdef CONFIG_TESTING_OPTIONS
8462         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8463                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8464                         reply_len = -1;
8465         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8466                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8467         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8468                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8469                         reply_len = -1;
8470         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8471                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8472                         reply_len = -1;
8473         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8474                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8475                         reply_len = -1;
8476         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8477                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8478                         reply_len = -1;
8479         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8480                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8481                         reply_len = -1;
8482         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8483                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8484                         reply_len = -1;
8485         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8486                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8487 #endif /* CONFIG_TESTING_OPTIONS */
8488         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
8489                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
8490                         reply_len = -1;
8491         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
8492                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
8493                                                       reply_size);
8494         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
8495                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
8496                         reply_len = -1;
8497         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
8498                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
8499                         reply_len = -1;
8500         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
8501                 wpas_ctrl_iface_erp_flush(wpa_s);
8502         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
8503                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
8504                         reply_len = -1;
8505         } else {
8506                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8507                 reply_len = 16;
8508         }
8509
8510         if (reply_len < 0) {
8511                 os_memcpy(reply, "FAIL\n", 5);
8512                 reply_len = 5;
8513         }
8514
8515         *resp_len = reply_len;
8516         return reply;
8517 }
8518
8519
8520 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
8521                                            char *cmd)
8522 {
8523         struct wpa_interface iface;
8524         char *pos, *extra;
8525         struct wpa_supplicant *wpa_s;
8526         unsigned int create_iface = 0;
8527         u8 mac_addr[ETH_ALEN];
8528
8529         /*
8530          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
8531          * TAB<bridge_ifname>[TAB<create>]
8532          */
8533         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
8534
8535         os_memset(&iface, 0, sizeof(iface));
8536
8537         do {
8538                 iface.ifname = pos = cmd;
8539                 pos = os_strchr(pos, '\t');
8540                 if (pos)
8541                         *pos++ = '\0';
8542                 if (iface.ifname[0] == '\0')
8543                         return -1;
8544                 if (pos == NULL)
8545                         break;
8546
8547                 iface.confname = pos;
8548                 pos = os_strchr(pos, '\t');
8549                 if (pos)
8550                         *pos++ = '\0';
8551                 if (iface.confname[0] == '\0')
8552                         iface.confname = NULL;
8553                 if (pos == NULL)
8554                         break;
8555
8556                 iface.driver = pos;
8557                 pos = os_strchr(pos, '\t');
8558                 if (pos)
8559                         *pos++ = '\0';
8560                 if (iface.driver[0] == '\0')
8561                         iface.driver = NULL;
8562                 if (pos == NULL)
8563                         break;
8564
8565                 iface.ctrl_interface = pos;
8566                 pos = os_strchr(pos, '\t');
8567                 if (pos)
8568                         *pos++ = '\0';
8569                 if (iface.ctrl_interface[0] == '\0')
8570                         iface.ctrl_interface = NULL;
8571                 if (pos == NULL)
8572                         break;
8573
8574                 iface.driver_param = pos;
8575                 pos = os_strchr(pos, '\t');
8576                 if (pos)
8577                         *pos++ = '\0';
8578                 if (iface.driver_param[0] == '\0')
8579                         iface.driver_param = NULL;
8580                 if (pos == NULL)
8581                         break;
8582
8583                 iface.bridge_ifname = pos;
8584                 pos = os_strchr(pos, '\t');
8585                 if (pos)
8586                         *pos++ = '\0';
8587                 if (iface.bridge_ifname[0] == '\0')
8588                         iface.bridge_ifname = NULL;
8589                 if (pos == NULL)
8590                         break;
8591
8592                 extra = pos;
8593                 pos = os_strchr(pos, '\t');
8594                 if (pos)
8595                         *pos++ = '\0';
8596                 if (!extra[0])
8597                         break;
8598
8599                 if (os_strcmp(extra, "create") == 0)
8600                         create_iface = 1;
8601                 else {
8602                         wpa_printf(MSG_DEBUG,
8603                                    "INTERFACE_ADD unsupported extra parameter: '%s'",
8604                                    extra);
8605                         return -1;
8606                 }
8607         } while (0);
8608
8609         if (create_iface) {
8610                 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
8611                            iface.ifname);
8612                 if (!global->ifaces)
8613                         return -1;
8614                 if (wpa_drv_if_add(global->ifaces, WPA_IF_STATION, iface.ifname,
8615                                    NULL, NULL, NULL, mac_addr, NULL) < 0) {
8616                         wpa_printf(MSG_ERROR,
8617                                    "CTRL_IFACE interface creation failed");
8618                         return -1;
8619                 }
8620
8621                 wpa_printf(MSG_DEBUG,
8622                            "CTRL_IFACE interface '%s' created with MAC addr: "
8623                            MACSTR, iface.ifname, MAC2STR(mac_addr));
8624         }
8625
8626         if (wpa_supplicant_get_iface(global, iface.ifname))
8627                 goto fail;
8628
8629         wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
8630         if (!wpa_s)
8631                 goto fail;
8632         wpa_s->added_vif = create_iface;
8633         return 0;
8634
8635 fail:
8636         if (create_iface)
8637                 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
8638         return -1;
8639 }
8640
8641
8642 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
8643                                               char *cmd)
8644 {
8645         struct wpa_supplicant *wpa_s;
8646         int ret;
8647         unsigned int delete_iface;
8648
8649         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
8650
8651         wpa_s = wpa_supplicant_get_iface(global, cmd);
8652         if (wpa_s == NULL)
8653                 return -1;
8654         delete_iface = wpa_s->added_vif;
8655         ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
8656         if (!ret && delete_iface) {
8657                 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
8658                            cmd);
8659                 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
8660         }
8661         return ret;
8662 }
8663
8664
8665 static void wpa_free_iface_info(struct wpa_interface_info *iface)
8666 {
8667         struct wpa_interface_info *prev;
8668
8669         while (iface) {
8670                 prev = iface;
8671                 iface = iface->next;
8672
8673                 os_free(prev->ifname);
8674                 os_free(prev->desc);
8675                 os_free(prev);
8676         }
8677 }
8678
8679
8680 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
8681                                             char *buf, int len)
8682 {
8683         int i, res;
8684         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
8685         char *pos, *end;
8686
8687         for (i = 0; wpa_drivers[i]; i++) {
8688                 struct wpa_driver_ops *drv = wpa_drivers[i];
8689                 if (drv->get_interfaces == NULL)
8690                         continue;
8691                 tmp = drv->get_interfaces(global->drv_priv[i]);
8692                 if (tmp == NULL)
8693                         continue;
8694
8695                 if (last == NULL)
8696                         iface = last = tmp;
8697                 else
8698                         last->next = tmp;
8699                 while (last->next)
8700                         last = last->next;
8701         }
8702
8703         pos = buf;
8704         end = buf + len;
8705         for (tmp = iface; tmp; tmp = tmp->next) {
8706                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
8707                                   tmp->drv_name, tmp->ifname,
8708                                   tmp->desc ? tmp->desc : "");
8709                 if (os_snprintf_error(end - pos, res)) {
8710                         *pos = '\0';
8711                         break;
8712                 }
8713                 pos += res;
8714         }
8715
8716         wpa_free_iface_info(iface);
8717
8718         return pos - buf;
8719 }
8720
8721
8722 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
8723                                                   char *buf, int len)
8724 {
8725         int res;
8726         char *pos, *end;
8727         struct wpa_supplicant *wpa_s;
8728
8729         wpa_s = global->ifaces;
8730         pos = buf;
8731         end = buf + len;
8732
8733         while (wpa_s) {
8734                 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
8735                 if (os_snprintf_error(end - pos, res)) {
8736                         *pos = '\0';
8737                         break;
8738                 }
8739                 pos += res;
8740                 wpa_s = wpa_s->next;
8741         }
8742         return pos - buf;
8743 }
8744
8745
8746 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
8747                                             const char *ifname,
8748                                             char *cmd, size_t *resp_len)
8749 {
8750         struct wpa_supplicant *wpa_s;
8751
8752         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8753                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
8754                         break;
8755         }
8756
8757         if (wpa_s == NULL) {
8758                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
8759                 if (resp)
8760                         *resp_len = os_strlen(resp);
8761                 else
8762                         *resp_len = 1;
8763                 return resp;
8764         }
8765
8766         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
8767 }
8768
8769
8770 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
8771                                                char *buf, size_t *resp_len)
8772 {
8773 #ifdef CONFIG_P2P
8774         static const char * cmd[] = {
8775                 "LIST_NETWORKS",
8776                 "P2P_FIND",
8777                 "P2P_STOP_FIND",
8778                 "P2P_LISTEN",
8779                 "P2P_GROUP_ADD",
8780                 "P2P_GET_PASSPHRASE",
8781                 "P2P_SERVICE_UPDATE",
8782                 "P2P_SERVICE_FLUSH",
8783                 "P2P_FLUSH",
8784                 "P2P_CANCEL",
8785                 "P2P_PRESENCE_REQ",
8786                 "P2P_EXT_LISTEN",
8787                 NULL
8788         };
8789         static const char * prefix[] = {
8790 #ifdef ANDROID
8791                 "DRIVER ",
8792 #endif /* ANDROID */
8793                 "GET_NETWORK ",
8794                 "REMOVE_NETWORK ",
8795                 "P2P_FIND ",
8796                 "P2P_CONNECT ",
8797                 "P2P_LISTEN ",
8798                 "P2P_GROUP_REMOVE ",
8799                 "P2P_GROUP_ADD ",
8800                 "P2P_PROV_DISC ",
8801                 "P2P_SERV_DISC_REQ ",
8802                 "P2P_SERV_DISC_CANCEL_REQ ",
8803                 "P2P_SERV_DISC_RESP ",
8804                 "P2P_SERV_DISC_EXTERNAL ",
8805                 "P2P_SERVICE_ADD ",
8806                 "P2P_SERVICE_DEL ",
8807                 "P2P_SERVICE_REP ",
8808                 "P2P_REJECT ",
8809                 "P2P_INVITE ",
8810                 "P2P_PEER ",
8811                 "P2P_SET ",
8812                 "P2P_UNAUTHORIZE ",
8813                 "P2P_PRESENCE_REQ ",
8814                 "P2P_EXT_LISTEN ",
8815                 "P2P_REMOVE_CLIENT ",
8816                 "WPS_NFC_TOKEN ",
8817                 "WPS_NFC_TAG_READ ",
8818                 "NFC_GET_HANDOVER_SEL ",
8819                 "NFC_GET_HANDOVER_REQ ",
8820                 "NFC_REPORT_HANDOVER ",
8821                 "P2P_ASP_PROVISION ",
8822                 "P2P_ASP_PROVISION_RESP ",
8823                 NULL
8824         };
8825         int found = 0;
8826         int i;
8827
8828         if (global->p2p_init_wpa_s == NULL)
8829                 return NULL;
8830
8831         for (i = 0; !found && cmd[i]; i++) {
8832                 if (os_strcmp(buf, cmd[i]) == 0)
8833                         found = 1;
8834         }
8835
8836         for (i = 0; !found && prefix[i]; i++) {
8837                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
8838                         found = 1;
8839         }
8840
8841         if (found)
8842                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8843                                                          buf, resp_len);
8844 #endif /* CONFIG_P2P */
8845         return NULL;
8846 }
8847
8848
8849 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
8850                                                char *buf, size_t *resp_len)
8851 {
8852 #ifdef CONFIG_WIFI_DISPLAY
8853         if (global->p2p_init_wpa_s == NULL)
8854                 return NULL;
8855         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
8856             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
8857                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8858                                                          buf, resp_len);
8859 #endif /* CONFIG_WIFI_DISPLAY */
8860         return NULL;
8861 }
8862
8863
8864 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
8865                                            char *buf, size_t *resp_len)
8866 {
8867         char *ret;
8868
8869         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
8870         if (ret)
8871                 return ret;
8872
8873         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
8874         if (ret)
8875                 return ret;
8876
8877         return NULL;
8878 }
8879
8880
8881 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
8882 {
8883         char *value;
8884
8885         value = os_strchr(cmd, ' ');
8886         if (value == NULL)
8887                 return -1;
8888         *value++ = '\0';
8889
8890         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
8891
8892 #ifdef CONFIG_WIFI_DISPLAY
8893         if (os_strcasecmp(cmd, "wifi_display") == 0) {
8894                 wifi_display_enable(global, !!atoi(value));
8895                 return 0;
8896         }
8897 #endif /* CONFIG_WIFI_DISPLAY */
8898
8899         /* Restore cmd to its original value to allow redirection */
8900         value[-1] = ' ';
8901
8902         return -1;
8903 }
8904
8905
8906 #ifndef CONFIG_NO_CONFIG_WRITE
8907 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
8908 {
8909         int ret = 0, saved = 0;
8910         struct wpa_supplicant *wpa_s;
8911
8912         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8913                 if (!wpa_s->conf->update_config) {
8914                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
8915                         continue;
8916                 }
8917
8918                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
8919                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
8920                         ret = 1;
8921                 } else {
8922                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
8923                         saved++;
8924                 }
8925         }
8926
8927         if (!saved && !ret) {
8928                 wpa_dbg(wpa_s, MSG_DEBUG,
8929                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
8930                 ret = 1;
8931         }
8932
8933         return ret;
8934 }
8935 #endif /* CONFIG_NO_CONFIG_WRITE */
8936
8937
8938 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
8939                                          char *buf, size_t buflen)
8940 {
8941         char *pos, *end;
8942         int ret;
8943         struct wpa_supplicant *wpa_s;
8944
8945         pos = buf;
8946         end = buf + buflen;
8947
8948 #ifdef CONFIG_P2P
8949         if (global->p2p && !global->p2p_disabled) {
8950                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
8951                                   "\n"
8952                                   "p2p_state=%s\n",
8953                                   MAC2STR(global->p2p_dev_addr),
8954                                   p2p_get_state_txt(global->p2p));
8955                 if (os_snprintf_error(end - pos, ret))
8956                         return pos - buf;
8957                 pos += ret;
8958         } else if (global->p2p) {
8959                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
8960                 if (os_snprintf_error(end - pos, ret))
8961                         return pos - buf;
8962                 pos += ret;
8963         }
8964 #endif /* CONFIG_P2P */
8965
8966 #ifdef CONFIG_WIFI_DISPLAY
8967         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
8968                           !!global->wifi_display);
8969         if (os_snprintf_error(end - pos, ret))
8970                 return pos - buf;
8971         pos += ret;
8972 #endif /* CONFIG_WIFI_DISPLAY */
8973
8974         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8975                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
8976                                   "address=" MACSTR "\n",
8977                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
8978                 if (os_snprintf_error(end - pos, ret))
8979                         return pos - buf;
8980                 pos += ret;
8981         }
8982
8983         return pos - buf;
8984 }
8985
8986
8987 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
8988                                                 char *buf, size_t *resp_len)
8989 {
8990         char *reply;
8991         const int reply_size = 2048;
8992         int reply_len;
8993         int level = MSG_DEBUG;
8994
8995         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
8996                 char *pos = os_strchr(buf + 7, ' ');
8997                 if (pos) {
8998                         *pos++ = '\0';
8999                         return wpas_global_ctrl_iface_ifname(global,
9000                                                              buf + 7, pos,
9001                                                              resp_len);
9002                 }
9003         }
9004
9005         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9006         if (reply)
9007                 return reply;
9008
9009         if (os_strcmp(buf, "PING") == 0)
9010                 level = MSG_EXCESSIVE;
9011         wpa_hexdump_ascii(level, "RX global ctrl_iface",
9012                           (const u8 *) buf, os_strlen(buf));
9013
9014         reply = os_malloc(reply_size);
9015         if (reply == NULL) {
9016                 *resp_len = 1;
9017                 return NULL;
9018         }
9019
9020         os_memcpy(reply, "OK\n", 3);
9021         reply_len = 3;
9022
9023         if (os_strcmp(buf, "PING") == 0) {
9024                 os_memcpy(reply, "PONG\n", 5);
9025                 reply_len = 5;
9026         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9027                 if (wpa_supplicant_global_iface_add(global, buf + 14))
9028                         reply_len = -1;
9029         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9030                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9031                         reply_len = -1;
9032         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9033                 reply_len = wpa_supplicant_global_iface_list(
9034                         global, reply, reply_size);
9035         } else if (os_strcmp(buf, "INTERFACES") == 0) {
9036                 reply_len = wpa_supplicant_global_iface_interfaces(
9037                         global, reply, reply_size);
9038         } else if (os_strcmp(buf, "TERMINATE") == 0) {
9039                 wpa_supplicant_terminate_proc(global);
9040         } else if (os_strcmp(buf, "SUSPEND") == 0) {
9041                 wpas_notify_suspend(global);
9042         } else if (os_strcmp(buf, "RESUME") == 0) {
9043                 wpas_notify_resume(global);
9044         } else if (os_strncmp(buf, "SET ", 4) == 0) {
9045                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
9046 #ifdef CONFIG_P2P
9047                         if (global->p2p_init_wpa_s) {
9048                                 os_free(reply);
9049                                 /* Check if P2P redirection would work for this
9050                                  * command. */
9051                                 return wpa_supplicant_ctrl_iface_process(
9052                                         global->p2p_init_wpa_s,
9053                                         buf, resp_len);
9054                         }
9055 #endif /* CONFIG_P2P */
9056                         reply_len = -1;
9057                 }
9058 #ifndef CONFIG_NO_CONFIG_WRITE
9059         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9060                 if (wpas_global_ctrl_iface_save_config(global))
9061                         reply_len = -1;
9062 #endif /* CONFIG_NO_CONFIG_WRITE */
9063         } else if (os_strcmp(buf, "STATUS") == 0) {
9064                 reply_len = wpas_global_ctrl_iface_status(global, reply,
9065                                                           reply_size);
9066 #ifdef CONFIG_MODULE_TESTS
9067         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
9068                 int wpas_module_tests(void);
9069                 if (wpas_module_tests() < 0)
9070                         reply_len = -1;
9071 #endif /* CONFIG_MODULE_TESTS */
9072         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9073                 if (wpa_debug_reopen_file() < 0)
9074                         reply_len = -1;
9075         } else {
9076                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9077                 reply_len = 16;
9078         }
9079
9080         if (reply_len < 0) {
9081                 os_memcpy(reply, "FAIL\n", 5);
9082                 reply_len = 5;
9083         }
9084
9085         *resp_len = reply_len;
9086         return reply;
9087 }