18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * hostapd / IEEE 802.11 Management 3391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "utils/includes.h" 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef CONFIG_NATIVE_WINDOWS 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "utils/common.h" 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "utils/eloop.h" 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "crypto/crypto.h" 16a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#include "crypto/sha256.h" 17a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#include "crypto/random.h" 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_defs.h" 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_common.h" 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/wpa_ctrl.h" 21a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#include "common/sae.h" 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "radius/radius.h" 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "radius/radius_client.h" 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p/p2p.h" 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wps/wps.h" 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "hostapd.h" 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "beacon.h" 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ieee802_11_auth.h" 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "sta_info.h" 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ieee802_1x.h" 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wpa_auth.h" 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wmm.h" 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ap_list.h" 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "accounting.h" 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ap_config.h" 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ap_mlme.h" 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p_hostapd.h" 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ap_drv_ops.h" 39a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#include "wnm_ap.h" 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ieee802_11.h" 41f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#include "dfs.h" 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtu8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid) 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *pos = eid; 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i, num, count; 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates == NULL) 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return eid; 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = WLAN_EID_SUPP_RATES; 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num = hapd->iface->num_rates; 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht) 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num++; 56d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht) 57d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt num++; 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num > 8) { 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* rest of the rates are encoded in Extended supported 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * rates element */ 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num = 8; 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = num; 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0, count = 0; i < hapd->iface->num_rates && count < num; 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt i++) { 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos = hapd->iface->current_rates[i].rate / 5; 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates[i].flags & HOSTAPD_RATE_BASIC) 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos |= 0x80; 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos++; 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 74d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht && count < 8) { 75d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY; 77d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 78d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 79d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht && count < 8) { 80d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 81d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY; 82d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos; 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtu8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid) 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *pos = eid; 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i, num, count; 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates == NULL) 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return eid; 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num = hapd->iface->num_rates; 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht) 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num++; 99d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht) 100d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt num++; 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num <= 8) 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return eid; 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num -= 8; 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = WLAN_EID_EXT_SUPP_RATES; 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = num; 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0, count = 0; i < hapd->iface->num_rates && count < num + 8; 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt i++) { 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (count <= 8) 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; /* already in SuppRates IE */ 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos = hapd->iface->current_rates[i].rate / 5; 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates[i].flags & HOSTAPD_RATE_BASIC) 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos |= 0x80; 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos++; 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 118d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht) { 119d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 120d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (count > 8) 121d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY; 122d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 123d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 124d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht) { 125d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 126d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (count > 8) 127d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY; 128d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos; 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtu16 hostapd_own_capab_info(struct hostapd_data *hapd, struct sta_info *sta, 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int probe) 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int capab = WLAN_CAPABILITY_ESS; 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int privacy; 139f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt int dfs; 140f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 141f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt /* Check if any of configured channels require DFS */ 142f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt dfs = hostapd_is_dfs_required(hapd->iface); 143f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (dfs < 0) { 144f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt wpa_printf(MSG_WARNING, "Failed to check if DFS is required; ret=%d", 145f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt dfs); 146f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt dfs = 0; 147f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->num_sta_no_short_preamble == 0 && 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iconf->preamble == SHORT_PREAMBLE) 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab |= WLAN_CAPABILITY_SHORT_PREAMBLE; 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = hapd->conf->ssid.wep.keys_set; 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->ieee802_1x && 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (hapd->conf->default_wep_key_len || 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->conf->individual_wep_key_len)) 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = 1; 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa) 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = 1; 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 163f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#ifdef CONFIG_HS20 164f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (hapd->conf->osen) 165f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt privacy = 1; 166f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#endif /* CONFIG_HS20 */ 167f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) { 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int policy, def_klen; 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (probe && sta->ssid_probe) { 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt policy = sta->ssid_probe->security_policy; 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt def_klen = sta->ssid_probe->wep.default_len; 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt policy = sta->ssid->security_policy; 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt def_klen = sta->ssid->wep.default_len; 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = policy != SECURITY_PLAINTEXT; 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (policy == SECURITY_IEEE_802_1X && def_klen == 0) 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = 0; 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (privacy) 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab |= WLAN_CAPABILITY_PRIVACY; 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode && 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G && 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_slot_time == 0) 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME; 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 190f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt /* 191f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * Currently, Spectrum Management capability bit is set when directly 192f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * requested in configuration by spectrum_mgmt_required or when AP is 193f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * running on DFS channel. 194f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * TODO: Also consider driver support for TPC to set Spectrum Mgmt bit 195f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt */ 196f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (hapd->iface->current_mode && 197f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211A && 198f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt (hapd->iconf->spectrum_mgmt_required || dfs)) 199f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt capab |= WLAN_CAPABILITY_SPECTRUM_MGMT; 200f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return capab; 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 auth_shared_key(struct hostapd_data *hapd, struct sta_info *sta, 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_transaction, const u8 *challenge, 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int iswep) 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "authentication (shared key, transaction %d)", 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction); 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_transaction == 1) { 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta->challenge) { 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Generate a pseudo-random challenge */ 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 key[8]; 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct os_time now; 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int r; 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->challenge = os_zalloc(WLAN_AUTH_CHALLENGE_LEN); 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->challenge == NULL) 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&now); 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt r = os_random(); 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(key, &now.sec, 4); 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(key + 4, &r, 4); 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rc4_skip(key, sizeof(key), 0, 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->challenge, WLAN_AUTH_CHALLENGE_LEN); 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_transaction != 3) 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Transaction 3 */ 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!iswep || !sta->challenge || !challenge || 239c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidt os_memcmp_const(sta->challenge, challenge, 240c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidt WLAN_AUTH_CHALLENGE_LEN)) { 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "shared key authentication - invalid " 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "challenge-response"); 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_CHALLENGE_FAIL; 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "authentication OK (shared key)"); 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(sta->challenge); 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->challenge = NULL; 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void send_auth_reply(struct hostapd_data *hapd, 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *dst, const u8 *bssid, 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_alg, u16 auth_transaction, u16 resp, 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len) 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *reply; 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf; 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t rlen; 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rlen = IEEE80211_HDRLEN + sizeof(reply->u.auth) + ies_len; 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = os_zalloc(rlen); 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply = (struct ieee80211_mgmt *) buf; 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_FC_STYPE_AUTH); 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->da, dst, ETH_ALEN); 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->sa, hapd->own_addr, ETH_ALEN); 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->bssid, bssid, ETH_ALEN); 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.auth.auth_alg = host_to_le16(auth_alg); 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.auth.auth_transaction = host_to_le16(auth_transaction); 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.auth.status_code = host_to_le16(resp); 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies && ies_len) 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->u.auth.variable, ies, ies_len); 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "authentication reply: STA=" MACSTR 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " auth_alg=%d auth_transaction=%d resp=%d (IE len=%lu)", 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dst), auth_alg, auth_transaction, 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp, (unsigned long) ies_len); 2921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, reply, rlen, 0) < 0) 293cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "send_auth_reply: send"); 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_auth_ft_finish(void *ctx, const u8 *dst, const u8 *bssid, 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_transaction, u16 status, 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len) 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_data *hapd = ctx; 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_auth_reply(hapd, dst, bssid, WLAN_AUTH_FT, auth_transaction, 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status, ies, ies_len); 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status != WLAN_STATUS_SUCCESS) 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, dst); 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, dst, HOSTAPD_MODULE_IEEE80211, 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, "authentication OK (FT)"); 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_authenticate_indication(hapd, sta); 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 325d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 326d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 327a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic struct wpabuf * auth_process_sae_commit(struct hostapd_data *hapd, 328a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct sta_info *sta) 329d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 330d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct wpabuf *buf; 331d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 332a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (hapd->conf->ssid.wpa_passphrase == NULL) { 333a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: No password available"); 334d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return NULL; 335a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 336a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 337a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sae_prepare_commit(hapd->own_addr, sta->addr, 338a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (u8 *) hapd->conf->ssid.wpa_passphrase, 339a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt os_strlen(hapd->conf->ssid.wpa_passphrase), 340a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae) < 0) { 341a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Could not pick PWE"); 342a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 343a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 344d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 345a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sae_process_commit(sta->sae) < 0) { 346a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Failed to process peer commit"); 347a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 348a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 349a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 350a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt buf = wpabuf_alloc(SAE_COMMIT_MAX_LEN); 351a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (buf == NULL) 352a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 353a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sae_write_commit(sta->sae, buf, NULL); 354d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 355d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return buf; 356d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 357d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 358d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 359d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtstatic struct wpabuf * auth_build_sae_confirm(struct hostapd_data *hapd, 360d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct sta_info *sta) 361d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 362d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct wpabuf *buf; 363d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 364a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt buf = wpabuf_alloc(SAE_CONFIRM_MAX_LEN); 365d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (buf == NULL) 366d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return NULL; 367d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 368a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sae_write_confirm(sta->sae, buf); 369d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 370d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return buf; 371d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 372d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 373d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 374a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int use_sae_anti_clogging(struct hostapd_data *hapd) 375d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 376a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct sta_info *sta; 377a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int open = 0; 378d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 379a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (hapd->conf->sae_anti_clogging_threshold == 0) 380a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 1; 381a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 382a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt for (sta = hapd->sta_list; sta; sta = sta->next) { 383a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!sta->sae) 384a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt continue; 385a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->sae->state != SAE_COMMITTED && 386a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state != SAE_CONFIRMED) 387a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt continue; 388a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt open++; 389a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (open >= hapd->conf->sae_anti_clogging_threshold) 390a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 1; 391d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 392d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 393a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 394a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 395a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 396a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 397a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int check_sae_token(struct hostapd_data *hapd, const u8 *addr, 398a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt const u8 *token, size_t token_len) 399a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 400a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 mac[SHA256_MAC_LEN]; 401a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 402a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (token_len != SHA256_MAC_LEN) 403a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 404a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (hmac_sha256(hapd->sae_token_key, sizeof(hapd->sae_token_key), 405a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt addr, ETH_ALEN, mac) < 0 || 406c28170251eb54dbf64a9074a07fee377587425b2Dmitry Shmidt os_memcmp_const(token, mac, SHA256_MAC_LEN) != 0) 407a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 408a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 409a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 410d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 411d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 412d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 413a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic struct wpabuf * auth_build_token_req(struct hostapd_data *hapd, 414a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt const u8 *addr) 415d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 416a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct wpabuf *buf; 417a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 *token; 41804f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt struct os_reltime now; 419d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 42004f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt os_get_reltime(&now); 42104f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt if (!os_reltime_initialized(&hapd->last_sae_token_key_update) || 42204f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt os_reltime_expired(&now, &hapd->last_sae_token_key_update, 60)) { 423a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (random_get_bytes(hapd->sae_token_key, 424a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sizeof(hapd->sae_token_key)) < 0) 425a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 426a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "SAE: Updated token key", 427a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt hapd->sae_token_key, sizeof(hapd->sae_token_key)); 42804f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt hapd->last_sae_token_key_update = now; 429a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 430d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 431a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt buf = wpabuf_alloc(SHA256_MAC_LEN); 432a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (buf == NULL) 433a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 434d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 435a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt token = wpabuf_put(buf, SHA256_MAC_LEN); 436a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt hmac_sha256(hapd->sae_token_key, sizeof(hapd->sae_token_key), 437a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt addr, ETH_ALEN, token); 438a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 439a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return buf; 440d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 441d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 442d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 443d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtstatic void handle_auth_sae(struct hostapd_data *hapd, struct sta_info *sta, 444d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len, 445d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt u8 auth_transaction) 446d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 447d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt u16 resp = WLAN_STATUS_SUCCESS; 448a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct wpabuf *data = NULL; 449a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 450a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!sta->sae) { 451a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (auth_transaction != 1) 452a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return; 453a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae = os_zalloc(sizeof(*sta->sae)); 454a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->sae == NULL) 455a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return; 456a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state = SAE_NOTHING; 457a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 458d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 459d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (auth_transaction == 1) { 460a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt const u8 *token = NULL; 461a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t token_len = 0; 462d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 463d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 464d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "start SAE authentication (RX commit)"); 465a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = sae_parse_commit(sta->sae, mgmt->u.auth.variable, 466a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt ((const u8 *) mgmt) + len - 467a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt mgmt->u.auth.variable, &token, 468a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt &token_len, hapd->conf->sae_groups); 469a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (token && check_sae_token(hapd, sta->addr, token, token_len) 470a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt < 0) { 471a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Drop commit message with " 472a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt "incorrect token from " MACSTR, 473a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt MAC2STR(sta->addr)); 474a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return; 475a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 476a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 477a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (resp == WLAN_STATUS_SUCCESS) { 478a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!token && use_sae_anti_clogging(hapd)) { 479a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Request anti-" 480a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt "clogging token from " MACSTR, 481a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt MAC2STR(sta->addr)); 482a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt data = auth_build_token_req(hapd, sta->addr); 483a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ; 484a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 485a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt data = auth_process_sae_commit(hapd, sta); 486a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (data == NULL) 487a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 488a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else 489a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state = SAE_COMMITTED; 490a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 491a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 492d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } else if (auth_transaction == 2) { 493a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->sae->state != SAE_COMMITTED) { 494d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, 495d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_MODULE_IEEE80211, 496d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 497d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "SAE confirm before commit"); 498d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; 49996be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidt goto failed; 500d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 501d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 502d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 503d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "SAE authentication (RX confirm)"); 504a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sae_check_confirm(sta->sae, mgmt->u.auth.variable, 505a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt ((u8 *) mgmt) + len - 506a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt mgmt->u.auth.variable) < 0) { 507a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 508a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 509a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_SUCCESS; 510d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->flags |= WLAN_STA_AUTH; 511d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 512d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->auth_alg = WLAN_AUTH_SAE; 513d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt mlme_authenticate_indication(hapd, sta); 514a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 515a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt data = auth_build_sae_confirm(hapd, sta); 516a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (data == NULL) 517a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 518a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else { 519a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state = SAE_ACCEPTED; 520a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sae_clear_temp_data(sta->sae); 521a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 522d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 523d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } else { 524d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 525d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 526d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "unexpected SAE authentication transaction %u", 527d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt auth_transaction); 528d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; 529d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 530d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 53196be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidtfailed: 532d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->auth_alg = WLAN_AUTH_SAE; 533d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 534d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt send_auth_reply(hapd, mgmt->sa, mgmt->bssid, WLAN_AUTH_SAE, 535d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt auth_transaction, resp, 536d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt data ? wpabuf_head(data) : (u8 *) "", 537d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt data ? wpabuf_len(data) : 0); 538d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpabuf_free(data); 539d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 540d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 541d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 542d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_auth(struct hostapd_data *hapd, 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_alg, auth_transaction, status_code; 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 resp = WLAN_STATUS_SUCCESS; 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta = NULL; 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 fc; 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *challenge = NULL; 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 session_timeout, acct_interim_interval; 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int vlan_id = 0; 554d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct hostapd_sta_wpa_psk_short *psk = NULL; 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN]; 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t resp_ies_len = 0; 55761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt char *identity = NULL; 55861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt char *radius_cui = NULL; 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth)) { 561cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_auth - too short payload (len=%lu)", 562cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5668da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#ifdef CONFIG_TESTING_OPTIONS 5677832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (hapd->iconf->ignore_auth_probability > 0.0 && 5688da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt drand48() < hapd->iconf->ignore_auth_probability) { 5698da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt wpa_printf(MSG_INFO, 5708da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt "TESTING: ignoring auth frame from " MACSTR, 5718da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt MAC2STR(mgmt->sa)); 5728da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt return; 5738da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 5748da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#endif /* CONFIG_TESTING_OPTIONS */ 5758da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg = le_to_host16(mgmt->u.auth.auth_alg); 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction = le_to_host16(mgmt->u.auth.auth_transaction); 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status_code = le_to_host16(mgmt->u.auth.status_code); 5798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc = le_to_host16(mgmt->frame_control); 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len >= IEEE80211_HDRLEN + sizeof(mgmt->u.auth) + 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2 + WLAN_AUTH_CHALLENGE_LEN && 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.auth.variable[0] == WLAN_EID_CHALLENGE && 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.auth.variable[1] == WLAN_AUTH_CHALLENGE_LEN) 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt challenge = &mgmt->u.auth.variable[2]; 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "authentication: STA=" MACSTR " auth_alg=%d " 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "auth_transaction=%d status_code=%d wep=%d%s", 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), auth_alg, auth_transaction, 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status_code, !!(fc & WLAN_FC_ISWEP), 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt challenge ? " challenge" : ""); 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->tkip_countermeasures) { 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_REASON_MICHAEL_MIC_FAILURE; 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(((hapd->conf->auth_algs & WPA_AUTH_ALG_OPEN) && 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg == WLAN_AUTH_OPEN) || 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 6011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt (hapd->conf->wpa && wpa_key_mgmt_ft(hapd->conf->wpa_key_mgmt) && 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg == WLAN_AUTH_FT) || 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 604d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 605d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt (hapd->conf->wpa && wpa_key_mgmt_sae(hapd->conf->wpa_key_mgmt) && 606d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt auth_alg == WLAN_AUTH_SAE) || 607d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 6088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((hapd->conf->auth_algs & WPA_AUTH_ALG_SHARED) && 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg == WLAN_AUTH_SHARED_KEY))) { 610cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Unsupported authentication algorithm (%d)", 611cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt auth_alg); 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG; 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 616d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (!(auth_transaction == 1 || auth_alg == WLAN_AUTH_SAE || 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (auth_alg == WLAN_AUTH_SHARED_KEY && auth_transaction == 3))) { 618cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Unknown authentication transaction number (%d)", 619cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt auth_transaction); 6208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mgmt->sa, hapd->own_addr, ETH_ALEN) == 0) { 625cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Station " MACSTR " not allowed to authenticate", 626cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->sa)); 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = hostapd_allowed_address(hapd, mgmt->sa, (u8 *) mgmt, len, 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &session_timeout, 6331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt &acct_interim_interval, &vlan_id, 634d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt &psk, &identity, &radius_cui); 6351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 6368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == HOSTAPD_ACL_REJECT) { 637cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Station " MACSTR " not allowed to authenticate", 638cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->sa)); 6398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == HOSTAPD_ACL_PENDING) { 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Authentication frame from " MACSTR 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " waiting for an external authentication", 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa)); 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Authentication code will re-send the authentication frame 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * after it has received (and cached) information from the 6488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * external source. */ 6498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 6508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_sta_add(hapd, mgmt->sa); 6538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta) { 6544b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; 6558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (vlan_id > 0) { 65934af306c42b7ccf956508e7cd23f0ba90606e360Dmitry Shmidt if (!hostapd_vlan_id_valid(hapd->conf->vlan, vlan_id)) { 6608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_RADIUS, 6618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Invalid VLAN ID " 6628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "%d received from RADIUS server", 6638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt vlan_id); 6648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 6658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->vlan_id = vlan_id; 6688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_RADIUS, 6698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "VLAN ID %d", sta->vlan_id); 6708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 672d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_free_psk_list(sta->psk); 673d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->conf->wpa_psk_radius != PSK_RADIUS_IGNORED) { 674d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->psk = psk; 675d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt psk = NULL; 6761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } else { 6771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->psk = NULL; 6781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 6791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 68061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->identity = identity; 68161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt identity = NULL; 68261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->radius_cui = radius_cui; 68361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt radius_cui = NULL; 68461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_PREAUTH; 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_pre_auth(sta->eapol_sm, 0); 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->acct_interim_interval == 0 && acct_interim_interval) 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_interim_interval = acct_interim_interval; 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == HOSTAPD_ACL_ACCEPT_TIMEOUT) 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_session_timeout(hapd, sta, session_timeout); 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_no_session_timeout(hapd, sta); 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (auth_alg) { 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_AUTH_OPEN: 6978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "authentication OK (open system)"); 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg = WLAN_AUTH_OPEN; 7038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_authenticate_indication(hapd, sta); 7048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_AUTH_SHARED_KEY: 7068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = auth_shared_key(hapd, sta, auth_transaction, challenge, 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc & WLAN_FC_ISWEP); 7088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg = WLAN_AUTH_SHARED_KEY; 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_authenticate_indication(hapd, sta); 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->challenge && auth_transaction == 1) { 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies[0] = WLAN_EID_CHALLENGE; 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies[1] = WLAN_AUTH_CHALLENGE_LEN; 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp_ies + 2, sta->challenge, 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_AUTH_CHALLENGE_LEN); 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies_len = 2 + WLAN_AUTH_CHALLENGE_LEN; 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_AUTH_FT: 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg = WLAN_AUTH_FT; 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 723391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->addr, NULL); 7248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) { 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "FT: Failed to initialize WPA " 7268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "state machine"); 7278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 7288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 7298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ft_process_auth(sta->wpa_sm, mgmt->bssid, 7318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction, mgmt->u.auth.variable, 7328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - IEEE80211_HDRLEN - 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.auth), 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_auth_ft_finish, hapd); 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* handle_auth_ft_finish() callback will complete auth. */ 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 738d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 739d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt case WLAN_AUTH_SAE: 740d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt handle_auth_sae(hapd, sta, mgmt, len, auth_transaction); 741d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return; 742d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 7438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fail: 74661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt os_free(identity); 74761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt os_free(radius_cui); 748d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_free_psk_list(psk); 74961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 7508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_auth_reply(hapd, mgmt->sa, mgmt->bssid, auth_alg, 7518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction + 1, resp, resp_ies, resp_ies_len); 7528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int hostapd_get_aid(struct hostapd_data *hapd, struct sta_info *sta) 7568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i, j = 32, aid; 7588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* get a unique AID */ 7608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->aid > 0) { 7618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, " old AID %d", sta->aid); 7628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < AID_WORDS; i++) { 7668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->sta_aid[i] == (u32) -1) 7678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 7688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < 32; j++) { 7698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(hapd->sta_aid[i] & BIT(j))) 7708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (j < 32) 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (j == 32) 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt aid = i * 32 + j + 1; 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (aid > 2007) 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 7808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->aid = aid; 7828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->sta_aid[i] |= BIT(j); 7838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, " new AID %d", sta->aid); 7848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 check_ssid(struct hostapd_data *hapd, struct sta_info *sta, 7898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ssid_ie, size_t ssid_ie_len) 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_ie == NULL) 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_ie_len != hapd->conf->ssid.ssid_len || 7958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(ssid_ie, hapd->conf->ssid.ssid, ssid_ie_len) != 0) { 7968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 7978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 7988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Station tried to associate with unknown SSID " 7993c4793790bf06f1fe08a2ddf604c9caa855151f1Dmitry Shmidt "'%s'", wpa_ssid_txt(ssid_ie, ssid_ie_len)); 8008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 8048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 check_wmm(struct hostapd_data *hapd, struct sta_info *sta, 8088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *wmm_ie, size_t wmm_ie_len) 8098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_WMM; 8111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->qosinfo = 0; 8128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wmm_ie && hapd->conf->wmm_enabled) { 8131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct wmm_information_element *wmm; 8141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 8151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!hostapd_eid_wmm_valid(hapd, wmm_ie, wmm_ie_len)) { 8168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, 8178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_MODULE_WPA, 8188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 8198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "invalid WMM element in association " 8208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "request"); 8211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 8231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 8241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags |= WLAN_STA_WMM; 8251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wmm = (struct wmm_information_element *) wmm_ie; 8261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->qosinfo = wmm->qos_info; 8278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 8298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 copy_supp_rates(struct hostapd_data *hapd, struct sta_info *sta, 8338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems *elems) 8348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!elems->supp_rates) { 8368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 8378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 8388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "No supported rates element in AssocReq"); 8398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 84261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elems->supp_rates_len + elems->ext_supp_rates_len > 84361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(sta->supported_rates)) { 8448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 8458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 84661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt "Invalid supported rates element length %d+%d", 84761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->supp_rates_len, 84861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->ext_supp_rates_len); 8498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 85261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->supported_rates_len = merge_byte_arrays( 85361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->supported_rates, sizeof(sta->supported_rates), 85461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->supp_rates, elems->supp_rates_len, 85561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->ext_supp_rates, elems->ext_supp_rates_len); 8568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 8588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 861051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidtstatic u16 check_ext_capab(struct hostapd_data *hapd, struct sta_info *sta, 862051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt const u8 *ext_capab_ie, size_t ext_capab_ie_len) 863051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt{ 864051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt#ifdef CONFIG_INTERWORKING 865051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt /* check for QoS Map support */ 866051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (ext_capab_ie_len >= 5) { 867051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (ext_capab_ie[4] & 0x01) 868051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt sta->qos_map_enabled = 1; 869051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt } 870051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt#endif /* CONFIG_INTERWORKING */ 871051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt 872051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt return WLAN_STATUS_SUCCESS; 873051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt} 874051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt 875051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt 8768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 check_assoc_ies(struct hostapd_data *hapd, struct sta_info *sta, 8778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len, int reassoc) 8788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 8808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 resp; 8818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *wpa_ie; 8828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t wpa_ie_len; 883391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const u8 *p2p_dev_addr = NULL; 8848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed) { 8868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 8878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station sent an invalid " 8888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "association request"); 8898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = check_ssid(hapd, sta, elems.ssid, elems.ssid_len); 8938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 8948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 8958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = check_wmm(hapd, sta, elems.wmm, elems.wmm_len); 8968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 8978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 898051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt resp = check_ext_capab(hapd, sta, elems.ext_capab, elems.ext_capab_len); 899051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 900051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt return resp; 9018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = copy_supp_rates(hapd, sta, &elems); 9028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 9038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 9048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 9058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = copy_sta_ht_capab(hapd, sta, elems.ht_capabilities, 9068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt elems.ht_capabilities_len); 9078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 9088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 9098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht && 9108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(sta->flags & WLAN_STA_HT)) { 9118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 9128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station does not support " 9138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "mandatory HT PHY - reject association"); 9148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_ASSOC_DENIED_NO_HT; 9158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 9178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 91861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_IEEE80211AC 91961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt resp = copy_sta_vht_capab(hapd, sta, elems.vht_capabilities, 92061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems.vht_capabilities_len); 92161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 92261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return resp; 923bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt 924bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt resp = set_sta_vht_opmode(hapd, sta, elems.vht_opmode_notif); 925bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 926bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt return resp; 927bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt 92861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht && 92961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt !(sta->flags & WLAN_STA_VHT)) { 93061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 93161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station does not support " 93261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt "mandatory VHT PHY - reject association"); 933fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return WLAN_STATUS_ASSOC_DENIED_NO_VHT; 93461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 93561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_IEEE80211AC */ 93661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 937391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#ifdef CONFIG_P2P 938391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (elems.p2p) { 939391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt wpabuf_free(sta->p2p_ie); 940391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 941391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt P2P_IE_VENDOR_TYPE); 942391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (sta->p2p_ie) 943391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dev_addr = p2p_get_go_dev_addr(sta->p2p_ie); 944391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } else { 945391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt wpabuf_free(sta->p2p_ie); 946391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->p2p_ie = NULL; 947391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } 948391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#endif /* CONFIG_P2P */ 949391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 9508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((hapd->conf->wpa & WPA_PROTO_RSN) && elems.rsn_ie) { 9518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = elems.rsn_ie; 9528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = elems.rsn_ie_len; 9538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if ((hapd->conf->wpa & WPA_PROTO_WPA) && 9548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt elems.wpa_ie) { 9558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = elems.wpa_ie; 9568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = elems.wpa_ie_len; 9578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 9588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = NULL; 9598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = 0; 9608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_WPS 9631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2); 9648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wps_state && elems.wps_ie) { 9658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)Association " 9668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Request - assume WPS is used"); 9678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_WPS; 9688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(sta->wps_ie); 9698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wps_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 9708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPS_IE_VENDOR_TYPE); 9711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta->wps_ie && wps_is_20(sta->wps_ie)) { 9721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "WPS: STA supports WPS 2.0"); 9731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags |= WLAN_STA_WPS2; 9741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 9758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = NULL; 9768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = 0; 9778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wps_ie && wps_validate_assoc_req(sta->wps_ie) < 0) { 9788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WPS: Invalid WPS IE in " 9798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(Re)Association Request - reject"); 9808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 9818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (hapd->conf->wps_state && wpa_ie == NULL) { 9838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA did not include WPA/RSN IE in " 9848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(Re)Association Request - possible WPS use"); 9858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_MAYBE_WPS; 9868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 9878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_WPS */ 9888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa && wpa_ie == NULL) { 9898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 9908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 9918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "No WPA/RSN IE in association request"); 9928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 9938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa && wpa_ie) { 9968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 9978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie -= 2; 9988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len += 2; 9998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) 10008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 1001391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->addr, 1002391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dev_addr); 10038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) { 10048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_WARNING, "Failed to initialize WPA " 10058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "state machine"); 10068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 10078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm, 10098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie, wpa_ie_len, 10108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt elems.mdie, elems.mdie_len); 10118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == WPA_INVALID_GROUP) 10128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; 10138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_PAIRWISE) 10148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID; 10158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_AKMP) 10168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_AKMP_NOT_VALID; 10178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_ALLOC_FAIL) 10188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 10198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 10208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION) 10218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION; 10228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_MGMT_GROUP_CIPHER) 10238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION; 10248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 10258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_MDIE) 10268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_INVALID_MDIE; 10278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res != WPA_IE_OK) 10288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_INVALID_IE; 10298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 10308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 10318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 10328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out && 10338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->sa_query_count > 0) 10348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_check_sa_query_timeout(hapd, sta); 10358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out && 10368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (!reassoc || sta->auth_alg != WLAN_AUTH_FT)) { 10378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 10388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * STA has already been associated with MFP and SA 10398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Query timeout has not been reached. Reject the 10408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * association attempt temporarily and start SA Query, 10418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * if one is not pending. 10428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 10438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->sa_query_count == 0) 10458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_start_sa_query(hapd, sta); 10468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY; 10488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_auth_uses_mfp(sta->wpa_sm)) 10518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_MFP; 10528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 10538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_MFP; 10548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 10558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->auth_alg == WLAN_AUTH_FT) { 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!reassoc) { 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "FT: " MACSTR " tried " 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "to use association (not " 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "re-association) with FT auth_alg", 10628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(sta->addr)); 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 10648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpa_ft_validate_reassoc(sta->wpa_sm, ies, 10678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies_len); 10688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 10698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 10708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 10728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1073d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 1074d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (wpa_auth_uses_sae(sta->wpa_sm) && 1075fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt sta->auth_alg != WLAN_AUTH_SAE && 1076fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt !(sta->auth_alg == WLAN_AUTH_FT && 1077fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt wpa_auth_uses_ft_sae(sta->wpa_sm))) { 1078d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: " MACSTR " tried to use " 1079d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "SAE AKM after non-SAE auth_alg %u", 1080d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt MAC2STR(sta->addr), sta->auth_alg); 1081d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG; 1082d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 1083d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 1084d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 10858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 108661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if ((sta->flags & (WLAN_STA_HT | WLAN_STA_VHT)) && 10878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_get_pairwise(sta->wpa_sm) == WPA_CIPHER_TKIP) { 10888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, 10898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_MODULE_IEEE80211, 10908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 10918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Station tried to use TKIP with HT " 10928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "association"); 10938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; 10948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 1096f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#ifdef CONFIG_HS20 1097f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } else if (hapd->conf->osen) { 1098f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (elems.osen == NULL) { 1099f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt hostapd_logger( 1100f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 1101f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt HOSTAPD_LEVEL_INFO, 1102f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt "No HS 2.0 OSEN element in association request"); 1103f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 1104f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } 1105f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 1106f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt wpa_printf(MSG_DEBUG, "HS 2.0: OSEN association"); 1107f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (sta->wpa_sm == NULL) 1108f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 1109f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt sta->addr, NULL); 1110f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (sta->wpa_sm == NULL) { 1111f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt wpa_printf(MSG_WARNING, "Failed to initialize WPA " 1112f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt "state machine"); 1113f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 1114f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } 1115f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (wpa_validate_osen(hapd->wpa_auth, sta->wpa_sm, 1116f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt elems.osen - 2, elems.osen_len + 2) < 0) 1117f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 1118f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#endif /* CONFIG_HS20 */ 11198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 11208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sta_no_wpa(sta->wpa_sm); 11218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P 11238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_group_notif_assoc(hapd->p2p_group, sta->addr, ies, ies_len); 11248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P */ 11258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1126d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_HS20 1127d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpabuf_free(sta->hs20_ie); 1128d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (elems.hs20 && elems.hs20_len > 4) { 1129d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->hs20_ie = wpabuf_alloc_copy(elems.hs20 + 4, 1130d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt elems.hs20_len - 4); 1131d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } else 1132d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->hs20_ie = NULL; 1133d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_HS20 */ 1134d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 11358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 11368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void send_deauth(struct hostapd_data *hapd, const u8 *addr, 11408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 reason_code) 11418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int send_len; 11438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt reply; 11448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&reply, 0, sizeof(reply)); 11468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply.frame_control = 11478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_DEAUTH); 11488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply.da, addr, ETH_ALEN); 11498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply.sa, hapd->own_addr, ETH_ALEN); 11508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply.bssid, hapd->own_addr, ETH_ALEN); 11518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len = IEEE80211_HDRLEN + sizeof(reply.u.deauth); 11538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply.u.deauth.reason_code = host_to_le16(reason_code); 11548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, &reply, send_len, 0) < 0) 11568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_INFO, "Failed to send deauth: %s", 11578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt strerror(errno)); 11588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void send_assoc_resp(struct hostapd_data *hapd, struct sta_info *sta, 11628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 status_code, int reassoc, const u8 *ies, 11638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ies_len) 11648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int send_len; 11668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 buf[sizeof(struct ieee80211_mgmt) + 1024]; 11678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *reply; 11688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *p; 11698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(buf, 0, sizeof(buf)); 11718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply = (struct ieee80211_mgmt *) buf; 11728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->frame_control = 11738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IEEE80211_FC(WLAN_FC_TYPE_MGMT, 11748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (reassoc ? WLAN_FC_STYPE_REASSOC_RESP : 11758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_FC_STYPE_ASSOC_RESP)); 11768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->da, sta->addr, ETH_ALEN); 11778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->sa, hapd->own_addr, ETH_ALEN); 11788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->bssid, hapd->own_addr, ETH_ALEN); 11798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len = IEEE80211_HDRLEN; 11818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len += sizeof(reply->u.assoc_resp); 11828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.assoc_resp.capab_info = 11838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt host_to_le16(hostapd_own_capab_info(hapd, sta, 0)); 11848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.assoc_resp.status_code = host_to_le16(status_code); 118596be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidt reply->u.assoc_resp.aid = host_to_le16(sta->aid | BIT(14) | BIT(15)); 11868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Supported rates */ 11878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_supp_rates(hapd, reply->u.assoc_resp.variable); 11888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Extended supported rates */ 11898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ext_supp_rates(hapd, p); 11908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 11928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status_code == WLAN_STATUS_SUCCESS) { 11938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* IEEE 802.11r: Mobility Domain Information, Fast BSS 11948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Transition Information, RSN, [RIC Response] */ 11958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = wpa_sm_write_assoc_resp_ies(sta->wpa_sm, p, 11968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf + sizeof(buf) - p, 11978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg, ies, ies_len); 11988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 12008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 12028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status_code == WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY) 12038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_assoc_comeback_time(hapd, sta, p); 12048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 12058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 12078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ht_capabilities(hapd, p); 12088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ht_operation(hapd, p); 12098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 12108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 121161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_IEEE80211AC 121261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p = hostapd_eid_vht_capabilities(hapd, p); 121361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p = hostapd_eid_vht_operation(hapd, p); 121461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_IEEE80211AC */ 121561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 12168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ext_capab(hapd, p); 121704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p = hostapd_eid_bss_max_idle_period(hapd, p); 1218051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (sta->qos_map_enabled) 1219051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p = hostapd_eid_qos_map_set(hapd, p); 12208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_WMM) 12228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_wmm(hapd, p); 12238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_WPS 12251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if ((sta->flags & WLAN_STA_WPS) || 12261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ((sta->flags & WLAN_STA_MAYBE_WPS) && hapd->conf->wpa)) { 12278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *wps = wps_build_assoc_resp_ie(); 12288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps) { 12298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p, wpabuf_head(wps), wpabuf_len(wps)); 12308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p += wpabuf_len(wps); 12318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(wps); 12328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_WPS */ 12358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P 12378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->p2p_ie) { 12388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *p2p_resp_ie; 12398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_status_code status; 12408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (status_code) { 12418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_STATUS_SUCCESS: 12428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_SUCCESS; 12438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA: 12458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_LIMIT_REACHED; 12468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 12488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 12498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_resp_ie = p2p_group_assoc_resp_ie(hapd->p2p_group, status); 12528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_resp_ie) { 12538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p, wpabuf_head(p2p_resp_ie), 12548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_len(p2p_resp_ie)); 12558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p += wpabuf_len(p2p_resp_ie); 12568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p_resp_ie); 12578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P */ 12608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P_MANAGER 12628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->p2p & P2P_MANAGE) 12638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_p2p_manage(hapd, p); 12648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P_MANAGER */ 12658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len += p - reply->u.assoc_resp.variable; 12678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, reply, send_len, 0) < 0) 12698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_INFO, "Failed to send assoc resp: %s", 12708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt strerror(errno)); 12718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_assoc(struct hostapd_data *hapd, 12758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len, 12768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reassoc) 12778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 capab_info, listen_interval; 12798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 resp = WLAN_STATUS_SUCCESS; 12808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *pos; 12818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int left, i; 12828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 12838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + (reassoc ? sizeof(mgmt->u.reassoc_req) : 12858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.assoc_req))) { 1286cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_assoc(reassoc=%d) - too short payload (len=%lu)", 1287cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt reassoc, (unsigned long) len); 12888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12918da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#ifdef CONFIG_TESTING_OPTIONS 12928da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (reassoc) { 12937832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (hapd->iconf->ignore_reassoc_probability > 0.0 && 12948da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt drand48() < hapd->iconf->ignore_reassoc_probability) { 12958da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt wpa_printf(MSG_INFO, 12968da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt "TESTING: ignoring reassoc request from " 12978da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt MACSTR, MAC2STR(mgmt->sa)); 12988da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt return; 12998da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 13008da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } else { 13017832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (hapd->iconf->ignore_assoc_probability > 0.0 && 13028da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt drand48() < hapd->iconf->ignore_assoc_probability) { 13038da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt wpa_printf(MSG_INFO, 13048da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt "TESTING: ignoring assoc request from " 13058da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt MACSTR, MAC2STR(mgmt->sa)); 13068da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt return; 13078da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 13088da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 13098da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#endif /* CONFIG_TESTING_OPTIONS */ 13108da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 13118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reassoc) { 13128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab_info = le_to_host16(mgmt->u.reassoc_req.capab_info); 13138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt listen_interval = le_to_host16( 13148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.reassoc_req.listen_interval); 13158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "reassociation request: STA=" MACSTR 13168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " capab_info=0x%02x listen_interval=%d current_ap=" 13178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, 13188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), capab_info, listen_interval, 13198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->u.reassoc_req.current_ap)); 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt left = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.reassoc_req)); 13218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = mgmt->u.reassoc_req.variable; 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab_info = le_to_host16(mgmt->u.assoc_req.capab_info); 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt listen_interval = le_to_host16( 13258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.assoc_req.listen_interval); 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "association request: STA=" MACSTR 13278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " capab_info=0x%02x listen_interval=%d", 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), capab_info, listen_interval); 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt left = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.assoc_req)); 13308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = mgmt->u.assoc_req.variable; 13318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && sta->auth_alg == WLAN_AUTH_FT && 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (sta->flags & WLAN_STA_AUTH) == 0) { 13378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "FT: Allow STA " MACSTR " to associate " 13388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "prior to authentication since it is using " 13398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "over-the-DS FT", MAC2STR(mgmt->sa)); 13408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 13418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 13428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL || (sta->flags & WLAN_STA_AUTH) == 0) { 13438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 13448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station tried to " 13458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "associate before authentication " 13468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(aid=%d flags=0x%x)", 13478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta ? sta->aid : -1, 13488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta ? sta->flags : 0); 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_deauth(hapd, mgmt->sa, 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA); 13518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->tkip_countermeasures) { 13558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_REASON_MICHAEL_MIC_FAILURE; 13568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (listen_interval > hapd->conf->max_listen_interval) { 13608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 13618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 13628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Too large Listen Interval (%d)", 13638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt listen_interval); 13648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_ASSOC_DENIED_LISTEN_INT_TOO_LARGE; 13658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* followed by SSID and Supported rates; and HT capabilities if 802.11n 13698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * is used */ 13708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = check_assoc_ies(hapd, sta, pos, left, reassoc); 13718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 13728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hostapd_get_aid(hapd, sta) < 0) { 13758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 13768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "No room for more AIDs"); 13778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; 13788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->capability = capab_info; 13828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->listen_interval = listen_interval; 13838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G) 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_NONERP; 13868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < sta->supported_rates_len; i++) { 13878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->supported_rates[i] & 0x7f) > 22) { 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_NONERP; 13898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_NONERP && !sta->nonerp_set) { 13938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->nonerp_set = 1; 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_non_erp++; 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->num_sta_non_erp == 1) 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_set_beacons(hapd->iface); 13978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(sta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) && 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !sta->no_short_slot_time_set) { 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->no_short_slot_time_set = 1; 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_slot_time++; 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode->mode == 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_MODE_IEEE80211G && 14058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_slot_time == 1) 14068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_set_beacons(hapd->iface); 14078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_SHORT_PREAMBLE; 14118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_SHORT_PREAMBLE; 14138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(sta->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) && 14158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !sta->no_short_preamble_set) { 14168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->no_short_preamble_set = 1; 14178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_preamble++; 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G 14198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt && hapd->iface->num_sta_no_short_preamble == 1) 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_set_beacons(hapd->iface); 14218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 14248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt update_ht_state(hapd, sta); 14258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 14268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 14288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 14298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "association OK (aid %d)", sta->aid); 14308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Station will be marked associated, after it acknowledges AssocResp 14318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 14328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_ASSOC_REQ_OK; 14338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 14358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->flags & WLAN_STA_MFP) && sta->sa_query_timed_out) { 14368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Allowing %sassociation after timed out " 14378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "SA Query procedure", reassoc ? "re" : ""); 14388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: Send a protected Disassociate frame to the STA using 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the old key and Reason Code "Previous Authentication no 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * longer valid". Make sure this is only sent protected since 14418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * unprotected frame would be received by the STA that is now 14428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * trying to associate. 14438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 14448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 14468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Make sure that the previously registered inactivity timer will not 14488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remove the STA immediately. */ 14498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->timeout_next = STA_NULLFUNC; 14508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fail: 14528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_assoc_resp(hapd, sta, resp, reassoc, pos, left); 14538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_disassoc(struct hostapd_data *hapd, 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 14588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 14608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.disassoc)) { 1462cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_disassoc - too short payload (len=%lu)", 1463cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 14648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "disassocation: STA=" MACSTR " reason_code=%d", 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt le_to_host16(mgmt->u.disassoc.reason_code)); 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) { 1473cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Station " MACSTR " trying to disassociate, but it is not associated", 1474cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->sa)); 14758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_set_authorized(hapd, sta, 0); 14798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~(WLAN_STA_ASSOC | WLAN_STA_ASSOC_REQ_OK); 14808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC); 14818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 14828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "disassociated"); 14838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 14848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 14858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Stop Accounting and IEEE 802.1X sessions, but leave the STA 14868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * authenticated. */ 14878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt accounting_sta_stop(hapd, sta); 14888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_free_station(sta); 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_remove(hapd, sta->addr); 14908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->timeout_next == STA_NULLFUNC || 14928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->timeout_next == STA_DISASSOC) { 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->timeout_next = STA_DEAUTH; 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(ap_handle_timer, hapd, sta); 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(AP_DEAUTH_DELAY, 0, ap_handle_timer, 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, sta); 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_disassociate_indication( 15008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, sta, le_to_host16(mgmt->u.disassoc.reason_code)); 15018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_deauth(struct hostapd_data *hapd, 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 15068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 15088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.deauth)) { 15101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "handle_deauth - too short " 15111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "payload (len=%lu)", (unsigned long) len); 15128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "deauthentication: STA=" MACSTR 15168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%d", 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), le_to_host16(mgmt->u.deauth.reason_code)); 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) { 15211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "Station " MACSTR " trying " 15221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "to deauthenticate, but it is not authenticated", 15238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa)); 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_set_authorized(hapd, sta, 0); 15288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC | 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_STA_ASSOC_REQ_OK); 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_DEAUTH); 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, "deauthenticated"); 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_deauthenticate_indication( 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, sta, le_to_host16(mgmt->u.deauth.reason_code)); 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 15378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_free_sta(hapd, sta); 15388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_beacon(struct hostapd_data *hapd, 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len, 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_frame_info *fi) 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 15468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.beacon)) { 1548cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_beacon - too short payload (len=%lu)", 1549cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 15508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (void) ieee802_11_parse_elems(mgmt->u.beacon.variable, 15548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - (IEEE80211_HDRLEN + 15558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.beacon)), &elems, 15568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0); 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_list_process_beacon(hapd->iface, mgmt, &elems, fi); 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 15638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1564fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtstatic int hostapd_sa_query_action(struct hostapd_data *hapd, 1565fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt const struct ieee80211_mgmt *mgmt, 1566fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt size_t len) 15678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *end; 15698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = mgmt->u.action.u.sa_query_resp.trans_id + 15718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_SA_QUERY_TR_ID_LEN; 15728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (((u8 *) mgmt) + len < end) { 15738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Too short SA Query Action " 15748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame (len=%lu)", (unsigned long) len); 1575fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 15768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_11_sa_query_action(hapd, mgmt->sa, 15791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt->u.action.u.sa_query_resp.action, 15801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt->u.action.u.sa_query_resp.trans_id); 1581fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 15828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int robust_action_frame(u8 category) 15868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return category != WLAN_ACTION_PUBLIC && 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt category != WLAN_ACTION_HT; 15898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 15918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1593fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtstatic int handle_action(struct hostapd_data *hapd, 1594fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 15958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 15971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 15988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + 1) { 16008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "handle_action - too short payload (len=%lu)", 16038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) len); 1604fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 16058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1607a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (mgmt->u.action.category != WLAN_ACTION_PUBLIC && 1608a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (sta == NULL || !(sta->flags & WLAN_STA_ASSOC))) { 1609a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Ignored Action " 1610a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt "frame (category=%u) from unassociated STA " MACSTR, 1611a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt MAC2STR(mgmt->sa), mgmt->u.action.category); 1612fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 1613a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1614a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 16158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 16168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_MFP) && 16171846323989242844f0e857458a8939fa5836429cDmitry Shmidt !(mgmt->frame_control & host_to_le16(WLAN_FC_ISWEP)) && 16181846323989242844f0e857458a8939fa5836429cDmitry Shmidt robust_action_frame(mgmt->u.action.category)) { 16198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Dropped unprotected Robust Action frame from " 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "an MFP STA"); 1623fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 16248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (mgmt->u.action.category) { 16288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 16298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_FT: 16307832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (!sta || 16317832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt wpa_ft_action_rx(sta->wpa_sm, (u8 *) &mgmt->u.action, 16328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - IEEE80211_HDRLEN)) 16338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1634fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 16358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 16368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_WMM: 16378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_wmm_action(hapd, mgmt, len); 1638fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 16398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 16408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_SA_QUERY: 1641fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return hostapd_sa_query_action(hapd, mgmt, len); 16428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 1643a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#ifdef CONFIG_WNM 1644a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt case WLAN_ACTION_WNM: 1645fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ieee802_11_rx_wnm_action_ap(hapd, mgmt, len); 1646fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 1647a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#endif /* CONFIG_WNM */ 16488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_PUBLIC: 16491846323989242844f0e857458a8939fa5836429cDmitry Shmidt case WLAN_ACTION_PROTECTED_DUAL: 16507832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt#ifdef CONFIG_IEEE80211N 16517832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (mgmt->u.action.u.public_action.action == 16527832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt WLAN_PA_20_40_BSS_COEX) { 16537832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt wpa_printf(MSG_DEBUG, 16547832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt "HT20/40 coex mgmt frame received from STA " 16557832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt MACSTR, MAC2STR(mgmt->sa)); 16567832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt hostapd_2040_coex_action(hapd, mgmt, len); 16577832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt } 16587832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 16598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->public_action_cb) { 16608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->public_action_cb(hapd->public_action_cb_ctx, 16618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (u8 *) mgmt, len, 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->freq); 16638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16644b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt if (hapd->public_action_cb2) { 1665f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt hapd->public_action_cb2(hapd->public_action_cb2_ctx, 16664b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt (u8 *) mgmt, len, 16674b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt hapd->iface->freq); 16684b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt } 16694b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt if (hapd->public_action_cb || hapd->public_action_cb2) 1670fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 16718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_VENDOR_SPECIFIC: 16738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->vendor_action_cb) { 16748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->vendor_action_cb(hapd->vendor_action_cb_ctx, 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (u8 *) mgmt, len, 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->freq) == 0) 1677fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 16838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "handle_action - unknown action category %d or invalid " 16858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame", 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.action.category); 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(mgmt->da[0] & 0x01) && !(mgmt->u.action.category & 0x80) && 16888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(mgmt->sa[0] & 0x01)) { 16898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *resp; 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * IEEE 802.11-REVma/D9.0 - 7.3.1.11 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Return the Action frame to the source without change 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * except that MSB of the Category set to 1. 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Return unknown Action " 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame back to sender"); 16988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = os_malloc(len); 16998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 1700fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp, mgmt, len); 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->da, resp->sa, ETH_ALEN); 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->sa, hapd->own_addr, ETH_ALEN); 17048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->bssid, hapd->own_addr, ETH_ALEN); 17058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.action.category |= 0x80; 17068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 170761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (hostapd_drv_send_mlme(hapd, resp, len, 0) < 0) { 170861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpa_printf(MSG_ERROR, "IEEE 802.11: Failed to send " 170961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt "Action frame"); 171061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(resp); 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1713fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 1714fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * ieee802_11_mgmt - process incoming IEEE 802.11 management frames 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @hapd: hostapd BSS data structure (the BSS to which the management frame was 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * sent to) 17228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @buf: management frame data (starting from IEEE 802.11 header) 17238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @len: length of frame data in octets 17248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @fi: meta data about received frame (signal level, etc.) 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 17268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Process all incoming IEEE 802.11 management frames. This will be called for 17278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * each frame received from the kernel driver through wlan#ap interface. In 17288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * addition, it can be called to re-inserted pending frames (e.g., when using 17298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * external RADIUS server as an MAC ACL). 17308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1731fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtint ieee802_11_mgmt(struct hostapd_data *hapd, const u8 *buf, size_t len, 1732fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct hostapd_frame_info *fi) 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *mgmt; 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int broadcast; 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 fc, stype; 1737fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt int ret = 0; 1738fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 17398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 24) 1740fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt = (struct ieee80211_mgmt *) buf; 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc = le_to_host16(mgmt->frame_control); 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt stype = WLAN_FC_GET_STYPE(fc); 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (stype == WLAN_FC_STYPE_BEACON) { 17478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_beacon(hapd, mgmt, len, fi); 1748fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 17498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt broadcast = mgmt->bssid[0] == 0xff && mgmt->bssid[1] == 0xff && 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->bssid[2] == 0xff && mgmt->bssid[3] == 0xff && 17538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->bssid[4] == 0xff && mgmt->bssid[5] == 0xff; 17548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!broadcast && 17561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_P2P 17571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Invitation responses can be sent with the peer MAC as BSSID */ 17581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt !((hapd->conf->p2p & P2P_GROUP_OWNER) && 17591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt stype == WLAN_FC_STYPE_ACTION) && 17601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_P2P */ 17618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(mgmt->bssid, hapd->own_addr, ETH_ALEN) != 0) { 1762cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "MGMT: BSSID=" MACSTR " not our address", 1763cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->bssid)); 1764fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (stype == WLAN_FC_STYPE_PROBE_REQ) { 176904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt handle_probe_req(hapd, mgmt, len, fi->ssi_signal); 1770fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mgmt->da, hapd->own_addr, ETH_ALEN) != 0) { 17748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 17768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "MGMT: DA=" MACSTR " not our address", 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->da)); 1778fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (stype) { 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_AUTH: 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::auth"); 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_auth(hapd, mgmt, len); 1785fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ASSOC_REQ: 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::assoc_req"); 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc(hapd, mgmt, len, 0); 1790fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_REASSOC_REQ: 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::reassoc_req"); 17948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc(hapd, mgmt, len, 1); 1795fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_DISASSOC: 17988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::disassoc"); 17998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_disassoc(hapd, mgmt, len); 1800fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_DEAUTH: 18031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "mgmt::deauth"); 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_deauth(hapd, mgmt, len); 1805fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 18078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ACTION: 18088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::action"); 1809fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = handle_action(hapd, mgmt, len); 18108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 18118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 18128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 18138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "unknown mgmt frame subtype %d", stype); 18158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 18168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1817fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 1818fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return ret; 18198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_auth_cb(struct hostapd_data *hapd, 18238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, 18248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int ok) 18258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_alg, auth_transaction, status_code; 18278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 18288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!ok) { 18308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->da, HOSTAPD_MODULE_IEEE80211, 18318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_NOTICE, 18328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "did not acknowledge authentication response"); 18338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth)) { 1837cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_auth_cb - too short payload (len=%lu)", 1838cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 18398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg = le_to_host16(mgmt->u.auth.auth_alg); 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction = le_to_host16(mgmt->u.auth.auth_transaction); 18448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status_code = le_to_host16(mgmt->u.auth.status_code); 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta) { 1848cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_auth_cb: STA " MACSTR " not found", 1849cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->da)); 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status_code == WLAN_STATUS_SUCCESS && 18548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((auth_alg == WLAN_AUTH_OPEN && auth_transaction == 2) || 18558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (auth_alg == WLAN_AUTH_SHARED_KEY && auth_transaction == 4))) { 18568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 18578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "authenticated"); 18588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 18598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1863c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidtstatic void hostapd_set_wds_encryption(struct hostapd_data *hapd, 1864c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt struct sta_info *sta, 1865c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt char *ifname_wds) 1866c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt{ 1867c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt int i; 1868c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt struct hostapd_ssid *ssid = sta->ssid; 1869c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1870c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (hapd->conf->ieee802_1x || hapd->conf->wpa) 1871c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt return; 1872c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1873c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt for (i = 0; i < 4; i++) { 1874c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (ssid->wep.key[i] && 1875c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt hostapd_drv_set_key(ifname_wds, hapd, WPA_ALG_WEP, NULL, i, 1876c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt i == ssid->wep.idx, NULL, 0, 1877c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ssid->wep.key[i], ssid->wep.len[i])) { 1878c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt wpa_printf(MSG_WARNING, 1879c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt "Could not set WEP keys for WDS interface; %s", 1880c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ifname_wds); 1881c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt break; 1882c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt } 1883c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt } 1884c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt} 1885c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1886c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_assoc_cb(struct hostapd_data *hapd, 18888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int reassoc, int ok) 18908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 status; 18928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 18938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int new_assoc = 1; 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_ht_capabilities ht_cap; 1895a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct ieee80211_vht_capabilities vht_cap; 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + (reassoc ? sizeof(mgmt->u.reassoc_resp) : 18988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.assoc_resp))) { 1899cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_assoc_cb(reassoc=%d) - too short payload (len=%lu)", 1900cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt reassoc, (unsigned long) len); 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 19028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 19058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta) { 1906cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_assoc_cb: STA " MACSTR " not found", 1907cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->da)); 19088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 19098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1911aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt if (!ok) { 1912aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt hostapd_logger(hapd, mgmt->da, HOSTAPD_MODULE_IEEE80211, 1913aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 1914aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt "did not acknowledge association response"); 1915aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt sta->flags &= ~WLAN_STA_ASSOC_REQ_OK; 1916aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt return; 1917aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt } 1918aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt 1919aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt if (reassoc) 1920aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt status = le_to_host16(mgmt->u.reassoc_resp.status_code); 1921aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt else 1922aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt status = le_to_host16(mgmt->u.assoc_resp.status_code); 1923aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt 19248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status != WLAN_STATUS_SUCCESS) 1925b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 19268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Stop previous accounting session, if one is started, and allocate 19288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * new session id for the new session. */ 19298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt accounting_sta_stop(hapd, sta); 19308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 19328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 19338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "associated (aid %d)", 19348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->aid); 19358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_ASSOC) 19378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt new_assoc = 0; 19388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_ASSOC; 1939fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE; 1940f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if ((!hapd->conf->ieee802_1x && !hapd->conf->wpa && !hapd->conf->osen) || 19418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg == WLAN_AUTH_FT) { 19428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 19438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Open, static WEP, or FT protocol; no separate authorization 19448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * step. 19458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_set_authorized(hapd, sta, 1); 19478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reassoc) 19508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_reassociate_indication(hapd, sta); 19518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 19528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_associate_indication(hapd, sta); 19538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 19558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->sa_query_timed_out = 0; 19568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 19578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 19598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Remove the STA entry in order to make sure the STA PS state gets 19608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * cleared and configuration gets updated in case of reassociation back 19618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to the same AP. 19628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_remove(hapd, sta->addr); 19648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 19668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_HT) 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_get_ht_capab(hapd, sta->ht_capabilities, &ht_cap); 19688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 1969a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#ifdef CONFIG_IEEE80211AC 1970a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->flags & WLAN_STA_VHT) 1971a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt hostapd_get_vht_capab(hapd, sta->vht_capabilities, &vht_cap); 1972a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#endif /* CONFIG_IEEE80211AC */ 19738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hostapd_sta_add(hapd, sta->addr, sta->aid, sta->capability, 19758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->supported_rates, sta->supported_rates_len, 19768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->listen_interval, 19771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags & WLAN_STA_HT ? &ht_cap : NULL, 1978a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->flags & WLAN_STA_VHT ? &vht_cap : NULL, 1979bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt sta->flags, sta->qosinfo, sta->vht_opmode)) { 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 19818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_NOTICE, 19828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Could not add STA to kernel driver"); 19831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 19841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_disconnect(hapd, sta, sta->addr, 19851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_REASON_DISASSOC_AP_BUSY); 19861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1987b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 19888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1990c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (sta->flags & WLAN_STA_WDS) { 1991c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt int ret; 1992c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt char ifname_wds[IFNAMSIZ + 1]; 1993c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1994c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ret = hostapd_set_wds_sta(hapd, ifname_wds, sta->addr, 1995c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt sta->aid, 1); 1996c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (!ret) 1997c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt hostapd_set_wds_encryption(hapd, sta, ifname_wds); 1998c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt } 19998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->eapol_sm == NULL) { 20018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 20028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This STA does not use RADIUS server for EAP authentication, 20038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * so bind it to the selected VLAN interface now, since the 20048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * interface selection is not going to change anymore. 20058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ap_sta_bind_vlan(hapd, sta, 0) < 0) 2007b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 20088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (sta->vlan_id) { 20098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* VLAN ID already set (e.g., by PMKSA caching), so bind STA */ 20108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ap_sta_bind_vlan(hapd, sta, 0) < 0) 2011b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 20128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_set_sta_flags(hapd, sta); 20158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->auth_alg == WLAN_AUTH_FT) 20178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT); 20188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 20198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC); 20208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->new_assoc_sta_cb(hapd, sta, !new_assoc); 20218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 1); 20238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void handle_deauth_cb(struct hostapd_data *hapd, 20271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const struct ieee80211_mgmt *mgmt, 20281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int ok) 20291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 20301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 20311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (mgmt->da[0] & 0x01) 20321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 20341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!sta) { 20351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "handle_deauth_cb: STA " MACSTR 20361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt " not found", MAC2STR(mgmt->da)); 20371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (ok) 20401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " acknowledged deauth", 20411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MAC2STR(sta->addr)); 20421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 20431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " did not acknowledge " 20441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "deauth", MAC2STR(sta->addr)); 20451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_deauth_cb(hapd, sta); 20471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 20481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void handle_disassoc_cb(struct hostapd_data *hapd, 20511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const struct ieee80211_mgmt *mgmt, 20521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int ok) 20531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 20541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 20551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (mgmt->da[0] & 0x01) 20561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 20581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!sta) { 20591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "handle_disassoc_cb: STA " MACSTR 20601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt " not found", MAC2STR(mgmt->da)); 20611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (ok) 20641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " acknowledged disassoc", 20651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MAC2STR(sta->addr)); 20661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 20671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " did not acknowledge " 20681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "disassoc", MAC2STR(sta->addr)); 20691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_disassoc_cb(hapd, sta); 20711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 20721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * ieee802_11_mgmt_cb - Process management frame TX status callback 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @hapd: hostapd BSS data structure (the BSS from which the management frame 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * was sent from) 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @buf: management frame data (starting from IEEE 802.11 header) 20798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @len: length of frame data in octets 20808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @stype: management frame subtype from frame control field 20818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ok: Whether the frame was ACK'ed 20828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid ieee802_11_mgmt_cb(struct hostapd_data *hapd, const u8 *buf, size_t len, 20848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 stype, int ok) 20858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt; 20878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt = (const struct ieee80211_mgmt *) buf; 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2089fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#ifdef CONFIG_TESTING_OPTIONS 2090fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (hapd->ext_mgmt_frame_handling) { 2091fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-TX-STATUS stype=%u ok=%d", 2092fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt stype, ok); 2093fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return; 2094fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } 2095fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#endif /* CONFIG_TESTING_OPTIONS */ 2096fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (stype) { 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_AUTH: 20998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::auth cb"); 21008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_auth_cb(hapd, mgmt, len, ok); 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ASSOC_RESP: 21038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::assoc_resp cb"); 21048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc_cb(hapd, mgmt, len, 0, ok); 21058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_REASSOC_RESP: 21078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::reassoc_resp cb"); 21088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc_cb(hapd, mgmt, len, 1, ok); 21098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_PROBE_RESP: 21118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_EXCESSIVE, "mgmt::proberesp cb"); 21128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_DEAUTH: 21141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::deauth cb"); 21151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt handle_deauth_cb(hapd, mgmt, len, ok); 21161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 21171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case WLAN_FC_STYPE_DISASSOC: 21181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::disassoc cb"); 21191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt handle_disassoc_cb(hapd, mgmt, len, ok); 21208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ACTION: 21228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::action cb"); 21238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 2125cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "unknown mgmt cb frame subtype %d", stype); 21268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint ieee802_11_get_mib(struct hostapd_data *hapd, char *buf, size_t buflen) 21328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 21348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint ieee802_11_get_mib_sta(struct hostapd_data *hapd, struct sta_info *sta, 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *buf, size_t buflen) 21408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid hostapd_tx_status(struct hostapd_data *hapd, const u8 *addr, 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *buf, size_t len, int ack) 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_iface *iface = hapd->iface; 21518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, addr); 21538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL && iface->num_bss > 1) { 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t j; 21558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 21568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd = iface->bss[j]; 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, addr); 21588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2162c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_PENDING_POLL) { 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " %s pending " 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "activity poll", MAC2STR(sta->addr), 21678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ack ? "ACKed" : "did not ACK"); 21688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ack) 21698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_PENDING_POLL; 21708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_tx_status(hapd, sta, buf, len, ack); 21738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtvoid hostapd_eapol_tx_status(struct hostapd_data *hapd, const u8 *dst, 21771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *data, size_t len, int ack) 21781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 21791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 21801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct hostapd_iface *iface = hapd->iface; 21811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, dst); 21831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL && iface->num_bss > 1) { 21841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t j; 21851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 21861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd = iface->bss[j]; 21871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, dst); 21881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta) 21891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 21901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 21911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 2192c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) { 2193c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt wpa_printf(MSG_DEBUG, "Ignore TX status for Data frame to STA " 2194c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt MACSTR " that is not currently associated", 2195c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt MAC2STR(dst)); 21961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 2197c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 21981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_1x_eapol_tx_status(hapd, sta, data, len, ack); 22001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 22011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtvoid hostapd_client_poll_ok(struct hostapd_data *hapd, const u8 *addr) 22041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 22051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 22061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct hostapd_iface *iface = hapd->iface; 22071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, addr); 22091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL && iface->num_bss > 1) { 22101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t j; 22111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 22121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd = iface->bss[j]; 22131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, addr); 22141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta) 22151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 22161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 22171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 22181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL) 22191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 22201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!(sta->flags & WLAN_STA_PENDING_POLL)) 22211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 22221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " ACKed pending " 22241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "activity poll", MAC2STR(sta->addr)); 22251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags &= ~WLAN_STA_PENDING_POLL; 22261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 22271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid ieee802_11_rx_from_unknown(struct hostapd_data *hapd, const u8 *src, 22308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int wds) 22318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 22338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, src); 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_ASSOC)) { 2236aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt if (!hapd->conf->wds_sta) 2237aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt return; 2238aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt 22398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wds && !(sta->flags & WLAN_STA_WDS)) { 2240c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt int ret; 2241c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt char ifname_wds[IFNAMSIZ + 1]; 2242c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 22438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Enable 4-address WDS mode for " 22448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "STA " MACSTR " (aid %u)", 22458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(sta->addr), sta->aid); 22468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_WDS; 2247c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ret = hostapd_set_wds_sta(hapd, ifname_wds, 2248c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt sta->addr, sta->aid, 1); 2249c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (!ret) 2250c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt hostapd_set_wds_encryption(hapd, sta, 2251c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ifname_wds); 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Data/PS-poll frame from not associated STA " 22578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, MAC2STR(src)); 22588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (src[0] & 0x01) { 22598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Broadcast bit set in SA?! Ignore the frame silently. */ 22608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_ASSOC_REQ_OK)) { 22648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Association Response to the STA has " 22658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "already been sent, but no TX status yet known - " 22668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ignore Class 3 frame issue with " MACSTR, 22678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(src)); 22688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_AUTH)) 22728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_disassoc( 22738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, src, 22748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA); 22758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 22768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_deauth( 22778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, src, 22788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA); 22798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_NATIVE_WINDOWS */ 2283