ieee802_11.c revision b36ed7cd946148d829f311de8fe53ea3ffaaffe3
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 count = 0; 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0, count = 0; i < hapd->iface->num_rates && count < num; 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt i++) { 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos = hapd->iface->current_rates[i].rate / 5; 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates[i].flags & HOSTAPD_RATE_BASIC) 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos |= 0x80; 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos++; 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 75d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht && count < 8) { 76d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY; 78d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 79d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 80d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht && count < 8) { 81d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 82d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY; 83d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos; 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtu8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid) 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *pos = eid; 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i, num, count; 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates == NULL) 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return eid; 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num = hapd->iface->num_rates; 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht) 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num++; 100d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht) 101d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt num++; 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num <= 8) 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return eid; 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num -= 8; 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = WLAN_EID_EXT_SUPP_RATES; 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = num; 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count = 0; 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0, count = 0; i < hapd->iface->num_rates && count < num + 8; 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt i++) { 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (count <= 8) 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; /* already in SuppRates IE */ 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos = hapd->iface->current_rates[i].rate / 5; 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_rates[i].flags & HOSTAPD_RATE_BASIC) 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos |= 0x80; 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos++; 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 120d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht) { 121d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 122d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (count > 8) 123d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY; 124d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 125d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 126d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht) { 127d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt count++; 128d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (count > 8) 129d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt *pos++ = 0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY; 130d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos; 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtu16 hostapd_own_capab_info(struct hostapd_data *hapd, struct sta_info *sta, 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int probe) 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int capab = WLAN_CAPABILITY_ESS; 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int privacy; 141f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt int dfs; 142f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 143f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt /* Check if any of configured channels require DFS */ 144f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt dfs = hostapd_is_dfs_required(hapd->iface); 145f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (dfs < 0) { 146f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt wpa_printf(MSG_WARNING, "Failed to check if DFS is required; ret=%d", 147f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt dfs); 148f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt dfs = 0; 149f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->num_sta_no_short_preamble == 0 && 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iconf->preamble == SHORT_PREAMBLE) 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab |= WLAN_CAPABILITY_SHORT_PREAMBLE; 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = hapd->conf->ssid.wep.keys_set; 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->ieee802_1x && 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (hapd->conf->default_wep_key_len || 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->conf->individual_wep_key_len)) 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = 1; 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa) 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = 1; 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 165f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#ifdef CONFIG_HS20 166f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (hapd->conf->osen) 167f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt privacy = 1; 168f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#endif /* CONFIG_HS20 */ 169f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) { 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int policy, def_klen; 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (probe && sta->ssid_probe) { 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt policy = sta->ssid_probe->security_policy; 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt def_klen = sta->ssid_probe->wep.default_len; 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt policy = sta->ssid->security_policy; 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt def_klen = sta->ssid->wep.default_len; 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = policy != SECURITY_PLAINTEXT; 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (policy == SECURITY_IEEE_802_1X && def_klen == 0) 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt privacy = 0; 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (privacy) 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab |= WLAN_CAPABILITY_PRIVACY; 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode && 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G && 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_slot_time == 0) 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME; 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 192f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt /* 193f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * Currently, Spectrum Management capability bit is set when directly 194f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * requested in configuration by spectrum_mgmt_required or when AP is 195f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * running on DFS channel. 196f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt * TODO: Also consider driver support for TPC to set Spectrum Mgmt bit 197f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt */ 198f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (hapd->iface->current_mode && 199f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211A && 200f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt (hapd->iconf->spectrum_mgmt_required || dfs)) 201f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt capab |= WLAN_CAPABILITY_SPECTRUM_MGMT; 202f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return capab; 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 auth_shared_key(struct hostapd_data *hapd, struct sta_info *sta, 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_transaction, const u8 *challenge, 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int iswep) 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "authentication (shared key, transaction %d)", 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction); 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_transaction == 1) { 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta->challenge) { 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Generate a pseudo-random challenge */ 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 key[8]; 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct os_time now; 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int r; 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->challenge = os_zalloc(WLAN_AUTH_CHALLENGE_LEN); 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->challenge == NULL) 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&now); 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt r = os_random(); 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(key, &now.sec, 4); 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(key + 4, &r, 4); 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rc4_skip(key, sizeof(key), 0, 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->challenge, WLAN_AUTH_CHALLENGE_LEN); 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_transaction != 3) 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Transaction 3 */ 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!iswep || !sta->challenge || !challenge || 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(sta->challenge, challenge, WLAN_AUTH_CHALLENGE_LEN)) { 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "shared key authentication - invalid " 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "challenge-response"); 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_CHALLENGE_FAIL; 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "authentication OK (shared key)"); 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(sta->challenge); 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->challenge = NULL; 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void send_auth_reply(struct hostapd_data *hapd, 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *dst, const u8 *bssid, 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_alg, u16 auth_transaction, u16 resp, 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len) 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *reply; 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf; 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t rlen; 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rlen = IEEE80211_HDRLEN + sizeof(reply->u.auth) + ies_len; 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = os_zalloc(rlen); 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply = (struct ieee80211_mgmt *) buf; 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_FC_STYPE_AUTH); 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->da, dst, ETH_ALEN); 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->sa, hapd->own_addr, ETH_ALEN); 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->bssid, bssid, ETH_ALEN); 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.auth.auth_alg = host_to_le16(auth_alg); 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.auth.auth_transaction = host_to_le16(auth_transaction); 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.auth.status_code = host_to_le16(resp); 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies && ies_len) 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->u.auth.variable, ies, ies_len); 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "authentication reply: STA=" MACSTR 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " auth_alg=%d auth_transaction=%d resp=%d (IE len=%lu)", 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dst), auth_alg, auth_transaction, 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp, (unsigned long) ies_len); 2931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, reply, rlen, 0) < 0) 294cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "send_auth_reply: send"); 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_auth_ft_finish(void *ctx, const u8 *dst, const u8 *bssid, 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_transaction, u16 status, 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len) 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_data *hapd = ctx; 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_auth_reply(hapd, dst, bssid, WLAN_AUTH_FT, auth_transaction, 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status, ies, ies_len); 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status != WLAN_STATUS_SUCCESS) 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, dst); 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, dst, HOSTAPD_MODULE_IEEE80211, 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, "authentication OK (FT)"); 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_authenticate_indication(hapd, sta); 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 326d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 327d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 328a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic struct wpabuf * auth_process_sae_commit(struct hostapd_data *hapd, 329a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct sta_info *sta) 330d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 331d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct wpabuf *buf; 332d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 333a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (hapd->conf->ssid.wpa_passphrase == NULL) { 334a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: No password available"); 335d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return NULL; 336a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 337a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 338a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sae_prepare_commit(hapd->own_addr, sta->addr, 339a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (u8 *) hapd->conf->ssid.wpa_passphrase, 340a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt os_strlen(hapd->conf->ssid.wpa_passphrase), 341a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae) < 0) { 342a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Could not pick PWE"); 343a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 344a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 345d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 346a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sae_process_commit(sta->sae) < 0) { 347a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Failed to process peer commit"); 348a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 349a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 350a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 351a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt buf = wpabuf_alloc(SAE_COMMIT_MAX_LEN); 352a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (buf == NULL) 353a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 354a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sae_write_commit(sta->sae, buf, NULL); 355d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 356d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return buf; 357d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 358d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 359d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 360d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtstatic struct wpabuf * auth_build_sae_confirm(struct hostapd_data *hapd, 361d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct sta_info *sta) 362d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 363d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct wpabuf *buf; 364d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 365a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt buf = wpabuf_alloc(SAE_CONFIRM_MAX_LEN); 366d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (buf == NULL) 367d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return NULL; 368d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 369a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sae_write_confirm(sta->sae, buf); 370d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 371d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return buf; 372d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 373d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 374d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 375a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int use_sae_anti_clogging(struct hostapd_data *hapd) 376d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 377a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct sta_info *sta; 378a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int open = 0; 379d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 380a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (hapd->conf->sae_anti_clogging_threshold == 0) 381a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 1; 382a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 383a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt for (sta = hapd->sta_list; sta; sta = sta->next) { 384a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!sta->sae) 385a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt continue; 386a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->sae->state != SAE_COMMITTED && 387a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state != SAE_CONFIRMED) 388a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt continue; 389a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt open++; 390a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (open >= hapd->conf->sae_anti_clogging_threshold) 391a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 1; 392d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 393d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 394a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 395a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 396a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 397a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 398a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int check_sae_token(struct hostapd_data *hapd, const u8 *addr, 399a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt const u8 *token, size_t token_len) 400a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 401a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 mac[SHA256_MAC_LEN]; 402a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 403a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (token_len != SHA256_MAC_LEN) 404a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 405a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (hmac_sha256(hapd->sae_token_key, sizeof(hapd->sae_token_key), 406a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt addr, ETH_ALEN, mac) < 0 || 407a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt os_memcmp(token, mac, SHA256_MAC_LEN) != 0) 408a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 409a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 410a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 411d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 412d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 413d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 414a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic struct wpabuf * auth_build_token_req(struct hostapd_data *hapd, 415a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt const u8 *addr) 416d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 417a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct wpabuf *buf; 418a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 *token; 41904f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt struct os_reltime now; 420d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 42104f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt os_get_reltime(&now); 42204f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt if (!os_reltime_initialized(&hapd->last_sae_token_key_update) || 42304f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt os_reltime_expired(&now, &hapd->last_sae_token_key_update, 60)) { 424a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (random_get_bytes(hapd->sae_token_key, 425a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sizeof(hapd->sae_token_key)) < 0) 426a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 427a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "SAE: Updated token key", 428a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt hapd->sae_token_key, sizeof(hapd->sae_token_key)); 42904f534e89ed127da4077485376f24debc50d80d5Dmitry Shmidt hapd->last_sae_token_key_update = now; 430a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 431d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 432a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt buf = wpabuf_alloc(SHA256_MAC_LEN); 433a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (buf == NULL) 434a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return NULL; 435d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 436a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt token = wpabuf_put(buf, SHA256_MAC_LEN); 437a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt hmac_sha256(hapd->sae_token_key, sizeof(hapd->sae_token_key), 438a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt addr, ETH_ALEN, token); 439a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 440a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return buf; 441d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 442d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 443d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 444d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtstatic void handle_auth_sae(struct hostapd_data *hapd, struct sta_info *sta, 445d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len, 446d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt u8 auth_transaction) 447d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 448d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt u16 resp = WLAN_STATUS_SUCCESS; 449a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct wpabuf *data = NULL; 450a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 451a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!sta->sae) { 452a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (auth_transaction != 1) 453a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return; 454a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae = os_zalloc(sizeof(*sta->sae)); 455a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->sae == NULL) 456a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return; 457a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state = SAE_NOTHING; 458a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 459d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 460d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (auth_transaction == 1) { 461a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt const u8 *token = NULL; 462a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t token_len = 0; 463d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 464d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 465d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "start SAE authentication (RX commit)"); 466a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = sae_parse_commit(sta->sae, mgmt->u.auth.variable, 467a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt ((const u8 *) mgmt) + len - 468a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt mgmt->u.auth.variable, &token, 469a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt &token_len, hapd->conf->sae_groups); 470a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (token && check_sae_token(hapd, sta->addr, token, token_len) 471a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt < 0) { 472a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Drop commit message with " 473a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt "incorrect token from " MACSTR, 474a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt MAC2STR(sta->addr)); 475a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return; 476a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 477a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 478a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (resp == WLAN_STATUS_SUCCESS) { 479a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!token && use_sae_anti_clogging(hapd)) { 480a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: Request anti-" 481a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt "clogging token from " MACSTR, 482a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt MAC2STR(sta->addr)); 483a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt data = auth_build_token_req(hapd, sta->addr); 484a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ; 485a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 486a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt data = auth_process_sae_commit(hapd, sta); 487a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (data == NULL) 488a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 489a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else 490a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state = SAE_COMMITTED; 491a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 492a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 493d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } else if (auth_transaction == 2) { 494a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->sae->state != SAE_COMMITTED) { 495d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, 496d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_MODULE_IEEE80211, 497d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 498d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "SAE confirm before commit"); 499d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; 50096be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidt goto failed; 501d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 502d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 503d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 504d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "SAE authentication (RX confirm)"); 505a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sae_check_confirm(sta->sae, mgmt->u.auth.variable, 506a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt ((u8 *) mgmt) + len - 507a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt mgmt->u.auth.variable) < 0) { 508a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 509a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 510a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_SUCCESS; 511d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->flags |= WLAN_STA_AUTH; 512d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 513d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->auth_alg = WLAN_AUTH_SAE; 514d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt mlme_authenticate_indication(hapd, sta); 515a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 516a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt data = auth_build_sae_confirm(hapd, sta); 517a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (data == NULL) 518a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 519a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else { 520a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->sae->state = SAE_ACCEPTED; 521a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sae_clear_temp_data(sta->sae); 522a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 523d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 524d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } else { 525d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 526d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 527d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "unexpected SAE authentication transaction %u", 528d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt auth_transaction); 529d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; 530d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 531d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 53296be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidtfailed: 533d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->auth_alg = WLAN_AUTH_SAE; 534d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 535d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt send_auth_reply(hapd, mgmt->sa, mgmt->bssid, WLAN_AUTH_SAE, 536d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt auth_transaction, resp, 537d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt data ? wpabuf_head(data) : (u8 *) "", 538d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt data ? wpabuf_len(data) : 0); 539d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpabuf_free(data); 540d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 541d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 542d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 543d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_auth(struct hostapd_data *hapd, 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_alg, auth_transaction, status_code; 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 resp = WLAN_STATUS_SUCCESS; 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta = NULL; 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 fc; 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *challenge = NULL; 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 session_timeout, acct_interim_interval; 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int vlan_id = 0; 555d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct hostapd_sta_wpa_psk_short *psk = NULL; 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN]; 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t resp_ies_len = 0; 55861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt char *identity = NULL; 55961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt char *radius_cui = NULL; 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth)) { 562cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_auth - too short payload (len=%lu)", 563cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5678da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#ifdef CONFIG_TESTING_OPTIONS 5688da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (hapd->iconf->ignore_auth_probability > 0.0d && 5698da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt drand48() < hapd->iconf->ignore_auth_probability) { 5708da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt wpa_printf(MSG_INFO, 5718da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt "TESTING: ignoring auth frame from " MACSTR, 5728da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt MAC2STR(mgmt->sa)); 5738da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt return; 5748da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 5758da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#endif /* CONFIG_TESTING_OPTIONS */ 5768da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg = le_to_host16(mgmt->u.auth.auth_alg); 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction = le_to_host16(mgmt->u.auth.auth_transaction); 5798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status_code = le_to_host16(mgmt->u.auth.status_code); 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc = le_to_host16(mgmt->frame_control); 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len >= IEEE80211_HDRLEN + sizeof(mgmt->u.auth) + 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2 + WLAN_AUTH_CHALLENGE_LEN && 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.auth.variable[0] == WLAN_EID_CHALLENGE && 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.auth.variable[1] == WLAN_AUTH_CHALLENGE_LEN) 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt challenge = &mgmt->u.auth.variable[2]; 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "authentication: STA=" MACSTR " auth_alg=%d " 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "auth_transaction=%d status_code=%d wep=%d%s", 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), auth_alg, auth_transaction, 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status_code, !!(fc & WLAN_FC_ISWEP), 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt challenge ? " challenge" : ""); 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->tkip_countermeasures) { 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_REASON_MICHAEL_MIC_FAILURE; 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(((hapd->conf->auth_algs & WPA_AUTH_ALG_OPEN) && 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg == WLAN_AUTH_OPEN) || 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 6021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt (hapd->conf->wpa && wpa_key_mgmt_ft(hapd->conf->wpa_key_mgmt) && 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg == WLAN_AUTH_FT) || 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 605d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 606d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt (hapd->conf->wpa && wpa_key_mgmt_sae(hapd->conf->wpa_key_mgmt) && 607d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt auth_alg == WLAN_AUTH_SAE) || 608d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((hapd->conf->auth_algs & WPA_AUTH_ALG_SHARED) && 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg == WLAN_AUTH_SHARED_KEY))) { 611cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Unsupported authentication algorithm (%d)", 612cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt auth_alg); 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG; 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 617d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (!(auth_transaction == 1 || auth_alg == WLAN_AUTH_SAE || 6188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (auth_alg == WLAN_AUTH_SHARED_KEY && auth_transaction == 3))) { 619cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Unknown authentication transaction number (%d)", 620cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt auth_transaction); 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mgmt->sa, hapd->own_addr, ETH_ALEN) == 0) { 626cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Station " MACSTR " not allowed to authenticate", 627cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->sa)); 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = hostapd_allowed_address(hapd, mgmt->sa, (u8 *) mgmt, len, 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &session_timeout, 6341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt &acct_interim_interval, &vlan_id, 635d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt &psk, &identity, &radius_cui); 6361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 6378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == HOSTAPD_ACL_REJECT) { 638cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Station " MACSTR " not allowed to authenticate", 639cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->sa)); 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == HOSTAPD_ACL_PENDING) { 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Authentication frame from " MACSTR 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " waiting for an external authentication", 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa)); 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Authentication code will re-send the authentication frame 6488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * after it has received (and cached) information from the 6498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * external source. */ 6508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 6518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_sta_add(hapd, mgmt->sa); 6548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta) { 6554b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; 6568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (vlan_id > 0) { 66034af306c42b7ccf956508e7cd23f0ba90606e360Dmitry Shmidt if (!hostapd_vlan_id_valid(hapd->conf->vlan, vlan_id)) { 6618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_RADIUS, 6628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Invalid VLAN ID " 6638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "%d received from RADIUS server", 6648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt vlan_id); 6658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 6668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 6678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->vlan_id = vlan_id; 6698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_RADIUS, 6708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "VLAN ID %d", sta->vlan_id); 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 673d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_free_psk_list(sta->psk); 674d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (hapd->conf->wpa_psk_radius != PSK_RADIUS_IGNORED) { 675d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->psk = psk; 676d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt psk = NULL; 6771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } else { 6781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->psk = NULL; 6791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 6801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 68161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->identity = identity; 68261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt identity = NULL; 68361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->radius_cui = radius_cui; 68461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt radius_cui = NULL; 68561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_PREAUTH; 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_pre_auth(sta->eapol_sm, 0); 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->acct_interim_interval == 0 && acct_interim_interval) 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_interim_interval = acct_interim_interval; 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == HOSTAPD_ACL_ACCEPT_TIMEOUT) 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_session_timeout(hapd, sta, session_timeout); 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_no_session_timeout(hapd, sta); 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (auth_alg) { 6978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_AUTH_OPEN: 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "authentication OK (open system)"); 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 7038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg = WLAN_AUTH_OPEN; 7048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_authenticate_indication(hapd, sta); 7058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_AUTH_SHARED_KEY: 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = auth_shared_key(hapd, sta, auth_transaction, challenge, 7088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc & WLAN_FC_ISWEP); 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg = WLAN_AUTH_SHARED_KEY; 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_authenticate_indication(hapd, sta); 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->challenge && auth_transaction == 1) { 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies[0] = WLAN_EID_CHALLENGE; 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies[1] = WLAN_AUTH_CHALLENGE_LEN; 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp_ies + 2, sta->challenge, 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_AUTH_CHALLENGE_LEN); 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies_len = 2 + WLAN_AUTH_CHALLENGE_LEN; 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_AUTH_FT: 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg = WLAN_AUTH_FT; 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 724391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->addr, NULL); 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) { 7268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "FT: Failed to initialize WPA " 7278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "state machine"); 7288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 7298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 7308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ft_process_auth(sta->wpa_sm, mgmt->bssid, 7328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction, mgmt->u.auth.variable, 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - IEEE80211_HDRLEN - 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.auth), 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_auth_ft_finish, hapd); 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* handle_auth_ft_finish() callback will complete auth. */ 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 739d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 740d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt case WLAN_AUTH_SAE: 741d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt handle_auth_sae(hapd, sta, mgmt, len, auth_transaction); 742d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return; 743d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fail: 74761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt os_free(identity); 74861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt os_free(radius_cui); 749d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt hostapd_free_psk_list(psk); 75061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 7518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_auth_reply(hapd, mgmt->sa, mgmt->bssid, auth_alg, 7528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction + 1, resp, resp_ies, resp_ies_len); 7538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int hostapd_get_aid(struct hostapd_data *hapd, struct sta_info *sta) 7578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i, j = 32, aid; 7598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* get a unique AID */ 7618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->aid > 0) { 7628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, " old AID %d", sta->aid); 7638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < AID_WORDS; i++) { 7678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->sta_aid[i] == (u32) -1) 7688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 7698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < 32; j++) { 7708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(hapd->sta_aid[i] & BIT(j))) 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (j < 32) 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (j == 32) 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt aid = i * 32 + j + 1; 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (aid > 2007) 7808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 7818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->aid = aid; 7838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->sta_aid[i] |= BIT(j); 7848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, " new AID %d", sta->aid); 7858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 check_ssid(struct hostapd_data *hapd, struct sta_info *sta, 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ssid_ie, size_t ssid_ie_len) 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_ie == NULL) 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 7948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_ie_len != hapd->conf->ssid.ssid_len || 7968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(ssid_ie, hapd->conf->ssid.ssid, ssid_ie_len) != 0) { 7978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 7988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 7998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Station tried to associate with unknown SSID " 8003c4793790bf06f1fe08a2ddf604c9caa855151f1Dmitry Shmidt "'%s'", wpa_ssid_txt(ssid_ie, ssid_ie_len)); 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 8058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 check_wmm(struct hostapd_data *hapd, struct sta_info *sta, 8098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *wmm_ie, size_t wmm_ie_len) 8108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_WMM; 8121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->qosinfo = 0; 8138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wmm_ie && hapd->conf->wmm_enabled) { 8141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct wmm_information_element *wmm; 8151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 8161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!hostapd_eid_wmm_valid(hapd, wmm_ie, wmm_ie_len)) { 8178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, 8188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_MODULE_WPA, 8198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 8208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "invalid WMM element in association " 8218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "request"); 8221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 8241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 8251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags |= WLAN_STA_WMM; 8261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wmm = (struct wmm_information_element *) wmm_ie; 8271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->qosinfo = wmm->qos_info; 8288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 8308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 copy_supp_rates(struct hostapd_data *hapd, struct sta_info *sta, 8348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems *elems) 8358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!elems->supp_rates) { 8378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 8388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 8398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "No supported rates element in AssocReq"); 8408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 84361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elems->supp_rates_len + elems->ext_supp_rates_len > 84461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(sta->supported_rates)) { 8458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 8468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 84761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt "Invalid supported rates element length %d+%d", 84861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->supp_rates_len, 84961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->ext_supp_rates_len); 8508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 85361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->supported_rates_len = merge_byte_arrays( 85461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sta->supported_rates, sizeof(sta->supported_rates), 85561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->supp_rates, elems->supp_rates_len, 85661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems->ext_supp_rates, elems->ext_supp_rates_len); 8578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 8598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 862051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidtstatic u16 check_ext_capab(struct hostapd_data *hapd, struct sta_info *sta, 863051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt const u8 *ext_capab_ie, size_t ext_capab_ie_len) 864051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt{ 865051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt#ifdef CONFIG_INTERWORKING 866051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt /* check for QoS Map support */ 867051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (ext_capab_ie_len >= 5) { 868051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (ext_capab_ie[4] & 0x01) 869051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt sta->qos_map_enabled = 1; 870051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt } 871051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt#endif /* CONFIG_INTERWORKING */ 872051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt 873051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt return WLAN_STATUS_SUCCESS; 874051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt} 875051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt 876051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt 8778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u16 check_assoc_ies(struct hostapd_data *hapd, struct sta_info *sta, 8788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len, int reassoc) 8798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 8818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 resp; 8828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *wpa_ie; 8838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t wpa_ie_len; 884391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const u8 *p2p_dev_addr = NULL; 8858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed) { 8878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 8888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station sent an invalid " 8898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "association request"); 8908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 8918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = check_ssid(hapd, sta, elems.ssid, elems.ssid_len); 8948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 8958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 8968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = check_wmm(hapd, sta, elems.wmm, elems.wmm_len); 8978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 8988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 899051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt resp = check_ext_capab(hapd, sta, elems.ext_capab, elems.ext_capab_len); 900051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 901051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt return resp; 9028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = copy_supp_rates(hapd, sta, &elems); 9038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 9048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 9058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 9068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = copy_sta_ht_capab(hapd, sta, elems.ht_capabilities, 9078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt elems.ht_capabilities_len); 9088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 9098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 9108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iconf->ieee80211n && hapd->iconf->require_ht && 9118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(sta->flags & WLAN_STA_HT)) { 9128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 9138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station does not support " 9148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "mandatory HT PHY - reject association"); 9158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_ASSOC_DENIED_NO_HT; 9168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 9188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 91961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_IEEE80211AC 92061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt resp = copy_sta_vht_capab(hapd, sta, elems.vht_capabilities, 92161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt elems.vht_capabilities_len); 92261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 92361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return resp; 924bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt 925bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt resp = set_sta_vht_opmode(hapd, sta, elems.vht_opmode_notif); 926bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 927bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt return resp; 928bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt 92961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (hapd->iconf->ieee80211ac && hapd->iconf->require_vht && 93061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt !(sta->flags & WLAN_STA_VHT)) { 93161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 93261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station does not support " 93361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt "mandatory VHT PHY - reject association"); 934fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return WLAN_STATUS_ASSOC_DENIED_NO_VHT; 93561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 93661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_IEEE80211AC */ 93761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 938391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#ifdef CONFIG_P2P 939391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (elems.p2p) { 940391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt wpabuf_free(sta->p2p_ie); 941391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 942391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt P2P_IE_VENDOR_TYPE); 943391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (sta->p2p_ie) 944391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dev_addr = p2p_get_go_dev_addr(sta->p2p_ie); 945391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } else { 946391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt wpabuf_free(sta->p2p_ie); 947391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->p2p_ie = NULL; 948391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } 949391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#endif /* CONFIG_P2P */ 950391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 9518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((hapd->conf->wpa & WPA_PROTO_RSN) && elems.rsn_ie) { 9528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = elems.rsn_ie; 9538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = elems.rsn_ie_len; 9548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if ((hapd->conf->wpa & WPA_PROTO_WPA) && 9558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt elems.wpa_ie) { 9568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = elems.wpa_ie; 9578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = elems.wpa_ie_len; 9588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 9598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = NULL; 9608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = 0; 9618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_WPS 9641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2); 9658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wps_state && elems.wps_ie) { 9668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)Association " 9678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Request - assume WPS is used"); 9688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_WPS; 9698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(sta->wps_ie); 9708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wps_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 9718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPS_IE_VENDOR_TYPE); 9721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta->wps_ie && wps_is_20(sta->wps_ie)) { 9731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "WPS: STA supports WPS 2.0"); 9741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags |= WLAN_STA_WPS2; 9751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 9768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie = NULL; 9778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len = 0; 9788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wps_ie && wps_validate_assoc_req(sta->wps_ie) < 0) { 9798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WPS: Invalid WPS IE in " 9808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(Re)Association Request - reject"); 9818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 9828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (hapd->conf->wps_state && wpa_ie == NULL) { 9848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA did not include WPA/RSN IE in " 9858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(Re)Association Request - possible WPS use"); 9868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_MAYBE_WPS; 9878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 9888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_WPS */ 9898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa && wpa_ie == NULL) { 9908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 9918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 9928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "No WPA/RSN IE in association request"); 9938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 9948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa && wpa_ie) { 9978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 9988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie -= 2; 9998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie_len += 2; 10008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) 10018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 1002391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sta->addr, 1003391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dev_addr); 10048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) { 10058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_WARNING, "Failed to initialize WPA " 10068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "state machine"); 10078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 10088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm, 10108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ie, wpa_ie_len, 10118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt elems.mdie, elems.mdie_len); 10128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == WPA_INVALID_GROUP) 10138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; 10148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_PAIRWISE) 10158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID; 10168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_AKMP) 10178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_AKMP_NOT_VALID; 10188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_ALLOC_FAIL) 10198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_UNSPECIFIED_FAILURE; 10208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 10218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION) 10228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION; 10238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_MGMT_GROUP_CIPHER) 10248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION; 10258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 10268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_MDIE) 10278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_INVALID_MDIE; 10288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res != WPA_IE_OK) 10298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_INVALID_IE; 10308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 10318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 10328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 10338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out && 10348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->sa_query_count > 0) 10358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_check_sa_query_timeout(hapd, sta); 10368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out && 10378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (!reassoc || sta->auth_alg != WLAN_AUTH_FT)) { 10388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 10398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * STA has already been associated with MFP and SA 10408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Query timeout has not been reached. Reject the 10418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * association attempt temporarily and start SA Query, 10428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * if one is not pending. 10438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 10448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->sa_query_count == 0) 10468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_start_sa_query(hapd, sta); 10478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY; 10498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_auth_uses_mfp(sta->wpa_sm)) 10528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_MFP; 10538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 10548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_MFP; 10558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 10568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->auth_alg == WLAN_AUTH_FT) { 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!reassoc) { 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "FT: " MACSTR " tried " 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "to use association (not " 10628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "re-association) with FT auth_alg", 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(sta->addr)); 10648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 10658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpa_ft_validate_reassoc(sta->wpa_sm, ies, 10688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies_len); 10698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 10708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 10718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 10738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1074d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_SAE 1075d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (wpa_auth_uses_sae(sta->wpa_sm) && 1076fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt sta->auth_alg != WLAN_AUTH_SAE && 1077fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt !(sta->auth_alg == WLAN_AUTH_FT && 1078fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt wpa_auth_uses_ft_sae(sta->wpa_sm))) { 1079d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpa_printf(MSG_DEBUG, "SAE: " MACSTR " tried to use " 1080d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt "SAE AKM after non-SAE auth_alg %u", 1081d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt MAC2STR(sta->addr), sta->auth_alg); 1082d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG; 1083d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 1084d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_SAE */ 1085d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 10868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 108761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if ((sta->flags & (WLAN_STA_HT | WLAN_STA_VHT)) && 10888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_get_pairwise(sta->wpa_sm) == WPA_CIPHER_TKIP) { 10898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, 10908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_MODULE_IEEE80211, 10918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 10928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Station tried to use TKIP with HT " 10938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "association"); 10948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; 10958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 1097f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#ifdef CONFIG_HS20 1098f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } else if (hapd->conf->osen) { 1099f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (elems.osen == NULL) { 1100f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt hostapd_logger( 1101f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 1102f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt HOSTAPD_LEVEL_INFO, 1103f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt "No HS 2.0 OSEN element in association request"); 1104f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 1105f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } 1106f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt 1107f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt wpa_printf(MSG_DEBUG, "HS 2.0: OSEN association"); 1108f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (sta->wpa_sm == NULL) 1109f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 1110f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt sta->addr, NULL); 1111f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (sta->wpa_sm == NULL) { 1112f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt wpa_printf(MSG_WARNING, "Failed to initialize WPA " 1113f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt "state machine"); 1114f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt return WLAN_STATUS_UNSPECIFIED_FAILURE; 1115f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt } 1116f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if (wpa_validate_osen(hapd->wpa_auth, sta->wpa_sm, 1117f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt elems.osen - 2, elems.osen_len + 2) < 0) 1118f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt return WLAN_STATUS_INVALID_IE; 1119f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt#endif /* CONFIG_HS20 */ 11208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 11218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sta_no_wpa(sta->wpa_sm); 11228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P 11248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_group_notif_assoc(hapd->p2p_group, sta->addr, ies, ies_len); 11258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P */ 11268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1127d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#ifdef CONFIG_HS20 1128d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt wpabuf_free(sta->hs20_ie); 1129d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (elems.hs20 && elems.hs20_len > 4) { 1130d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->hs20_ie = wpabuf_alloc_copy(elems.hs20 + 4, 1131d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt elems.hs20_len - 4); 1132d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } else 1133d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt sta->hs20_ie = NULL; 1134d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt#endif /* CONFIG_HS20 */ 1135d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 11368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return WLAN_STATUS_SUCCESS; 11378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void send_deauth(struct hostapd_data *hapd, const u8 *addr, 11418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 reason_code) 11428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int send_len; 11448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt reply; 11458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&reply, 0, sizeof(reply)); 11478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply.frame_control = 11488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_DEAUTH); 11498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply.da, addr, ETH_ALEN); 11508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply.sa, hapd->own_addr, ETH_ALEN); 11518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply.bssid, hapd->own_addr, ETH_ALEN); 11528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len = IEEE80211_HDRLEN + sizeof(reply.u.deauth); 11548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply.u.deauth.reason_code = host_to_le16(reason_code); 11558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, &reply, send_len, 0) < 0) 11578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_INFO, "Failed to send deauth: %s", 11588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt strerror(errno)); 11598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void send_assoc_resp(struct hostapd_data *hapd, struct sta_info *sta, 11638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 status_code, int reassoc, const u8 *ies, 11648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ies_len) 11658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int send_len; 11678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 buf[sizeof(struct ieee80211_mgmt) + 1024]; 11688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *reply; 11698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *p; 11708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(buf, 0, sizeof(buf)); 11728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply = (struct ieee80211_mgmt *) buf; 11738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->frame_control = 11748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IEEE80211_FC(WLAN_FC_TYPE_MGMT, 11758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (reassoc ? WLAN_FC_STYPE_REASSOC_RESP : 11768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_FC_STYPE_ASSOC_RESP)); 11778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->da, sta->addr, ETH_ALEN); 11788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->sa, hapd->own_addr, ETH_ALEN); 11798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(reply->bssid, hapd->own_addr, ETH_ALEN); 11808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len = IEEE80211_HDRLEN; 11828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len += sizeof(reply->u.assoc_resp); 11838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.assoc_resp.capab_info = 11848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt host_to_le16(hostapd_own_capab_info(hapd, sta, 0)); 11858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reply->u.assoc_resp.status_code = host_to_le16(status_code); 118696be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidt reply->u.assoc_resp.aid = host_to_le16(sta->aid | BIT(14) | BIT(15)); 11878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Supported rates */ 11888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_supp_rates(hapd, reply->u.assoc_resp.variable); 11898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Extended supported rates */ 11908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ext_supp_rates(hapd, p); 11918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 11938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status_code == WLAN_STATUS_SUCCESS) { 11948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* IEEE 802.11r: Mobility Domain Information, Fast BSS 11958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Transition Information, RSN, [RIC Response] */ 11968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = wpa_sm_write_assoc_resp_ies(sta->wpa_sm, p, 11978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf + sizeof(buf) - p, 11988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg, ies, ies_len); 11998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 12018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 12038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status_code == WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY) 12048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_assoc_comeback_time(hapd, sta, p); 12058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 12068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 12088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ht_capabilities(hapd, p); 12098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ht_operation(hapd, p); 12108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 12118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 121261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_IEEE80211AC 121361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p = hostapd_eid_vht_capabilities(hapd, p); 121461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p = hostapd_eid_vht_operation(hapd, p); 121561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_IEEE80211AC */ 121661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 12178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_ext_capab(hapd, p); 121804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p = hostapd_eid_bss_max_idle_period(hapd, p); 1219051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt if (sta->qos_map_enabled) 1220051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p = hostapd_eid_qos_map_set(hapd, p); 12218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_WMM) 12238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_wmm(hapd, p); 12248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_WPS 12261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if ((sta->flags & WLAN_STA_WPS) || 12271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ((sta->flags & WLAN_STA_MAYBE_WPS) && hapd->conf->wpa)) { 12288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *wps = wps_build_assoc_resp_ie(); 12298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps) { 12308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p, wpabuf_head(wps), wpabuf_len(wps)); 12318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p += wpabuf_len(wps); 12328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(wps); 12338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_WPS */ 12368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P 12388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->p2p_ie) { 12398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *p2p_resp_ie; 12408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_status_code status; 12418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (status_code) { 12428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_STATUS_SUCCESS: 12438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_SUCCESS; 12448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA: 12468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_LIMIT_REACHED; 12478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 12498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 12508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_resp_ie = p2p_group_assoc_resp_ie(hapd->p2p_group, status); 12538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_resp_ie) { 12548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p, wpabuf_head(p2p_resp_ie), 12558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_len(p2p_resp_ie)); 12568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p += wpabuf_len(p2p_resp_ie); 12578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p_resp_ie); 12588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P */ 12618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P_MANAGER 12638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->p2p & P2P_MANAGE) 12648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p = hostapd_eid_p2p_manage(hapd, p); 12658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P_MANAGER */ 12668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_len += p - reply->u.assoc_resp.variable; 12688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, reply, send_len, 0) < 0) 12708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_INFO, "Failed to send assoc resp: %s", 12718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt strerror(errno)); 12728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_assoc(struct hostapd_data *hapd, 12768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len, 12778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reassoc) 12788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 capab_info, listen_interval; 12808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 resp = WLAN_STATUS_SUCCESS; 12818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *pos; 12828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int left, i; 12838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 12848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + (reassoc ? sizeof(mgmt->u.reassoc_req) : 12868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.assoc_req))) { 1287cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_assoc(reassoc=%d) - too short payload (len=%lu)", 1288cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt reassoc, (unsigned long) len); 12898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12928da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#ifdef CONFIG_TESTING_OPTIONS 12938da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (reassoc) { 12948da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (hapd->iconf->ignore_reassoc_probability > 0.0d && 12958da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt drand48() < hapd->iconf->ignore_reassoc_probability) { 12968da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt wpa_printf(MSG_INFO, 12978da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt "TESTING: ignoring reassoc request from " 12988da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt MACSTR, MAC2STR(mgmt->sa)); 12998da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt return; 13008da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 13018da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } else { 13028da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (hapd->iconf->ignore_assoc_probability > 0.0d && 13038da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt drand48() < hapd->iconf->ignore_assoc_probability) { 13048da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt wpa_printf(MSG_INFO, 13058da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt "TESTING: ignoring assoc request from " 13068da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt MACSTR, MAC2STR(mgmt->sa)); 13078da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt return; 13088da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 13098da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 13108da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt#endif /* CONFIG_TESTING_OPTIONS */ 13118da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 13128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reassoc) { 13138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab_info = le_to_host16(mgmt->u.reassoc_req.capab_info); 13148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt listen_interval = le_to_host16( 13158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.reassoc_req.listen_interval); 13168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "reassociation request: STA=" MACSTR 13178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " capab_info=0x%02x listen_interval=%d current_ap=" 13188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, 13198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), capab_info, listen_interval, 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->u.reassoc_req.current_ap)); 13218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt left = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.reassoc_req)); 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = mgmt->u.reassoc_req.variable; 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt capab_info = le_to_host16(mgmt->u.assoc_req.capab_info); 13258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt listen_interval = le_to_host16( 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.assoc_req.listen_interval); 13278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "association request: STA=" MACSTR 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " capab_info=0x%02x listen_interval=%d", 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), capab_info, listen_interval); 13308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt left = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.assoc_req)); 13318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = mgmt->u.assoc_req.variable; 13328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && sta->auth_alg == WLAN_AUTH_FT && 13378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (sta->flags & WLAN_STA_AUTH) == 0) { 13388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "FT: Allow STA " MACSTR " to associate " 13398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "prior to authentication since it is using " 13408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "over-the-DS FT", MAC2STR(mgmt->sa)); 13418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 13428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 13438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL || (sta->flags & WLAN_STA_AUTH) == 0) { 13448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 13458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "Station tried to " 13468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "associate before authentication " 13478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(aid=%d flags=0x%x)", 13488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta ? sta->aid : -1, 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta ? sta->flags : 0); 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_deauth(hapd, mgmt->sa, 13518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA); 13528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->tkip_countermeasures) { 13568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_REASON_MICHAEL_MIC_FAILURE; 13578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (listen_interval > hapd->conf->max_listen_interval) { 13618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 13628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 13638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Too large Listen Interval (%d)", 13648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt listen_interval); 13658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_ASSOC_DENIED_LISTEN_INT_TOO_LARGE; 13668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* followed by SSID and Supported rates; and HT capabilities if 802.11n 13708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * is used */ 13718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = check_assoc_ies(hapd, sta, pos, left, reassoc); 13728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp != WLAN_STATUS_SUCCESS) 13738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hostapd_get_aid(hapd, sta) < 0) { 13768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 13778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "No room for more AIDs"); 13788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; 13798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 13808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->capability = capab_info; 13838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->listen_interval = listen_interval; 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G) 13868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_NONERP; 13878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < sta->supported_rates_len; i++) { 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->supported_rates[i] & 0x7f) > 22) { 13898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_NONERP; 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_NONERP && !sta->nonerp_set) { 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->nonerp_set = 1; 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_non_erp++; 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->num_sta_non_erp == 1) 13978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_set_beacons(hapd->iface); 13988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(sta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) && 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !sta->no_short_slot_time_set) { 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->no_short_slot_time_set = 1; 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_slot_time++; 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode->mode == 14058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_MODE_IEEE80211G && 14068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_slot_time == 1) 14078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_set_beacons(hapd->iface); 14088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) 14118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_SHORT_PREAMBLE; 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 14138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_SHORT_PREAMBLE; 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(sta->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) && 14168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !sta->no_short_preamble_set) { 14178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->no_short_preamble_set = 1; 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->num_sta_no_short_preamble++; 14198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt && hapd->iface->num_sta_no_short_preamble == 1) 14218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_set_beacons(hapd->iface); 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 14258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt update_ht_state(hapd, sta); 14268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 14278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 14298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 14308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "association OK (aid %d)", sta->aid); 14318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Station will be marked associated, after it acknowledges AssocResp 14328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 14338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_ASSOC_REQ_OK; 14348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 14368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((sta->flags & WLAN_STA_MFP) && sta->sa_query_timed_out) { 14378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Allowing %sassociation after timed out " 14388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "SA Query procedure", reassoc ? "re" : ""); 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: Send a protected Disassociate frame to the STA using 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the old key and Reason Code "Previous Authentication no 14418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * longer valid". Make sure this is only sent protected since 14428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * unprotected frame would be received by the STA that is now 14438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * trying to associate. 14448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 14458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 14478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Make sure that the previously registered inactivity timer will not 14498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remove the STA immediately. */ 14508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->timeout_next = STA_NULLFUNC; 14518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fail: 14538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_assoc_resp(hapd, sta, resp, reassoc, pos, left); 14548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_disassoc(struct hostapd_data *hapd, 14588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 14598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.disassoc)) { 1463cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_disassoc - too short payload (len=%lu)", 1464cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 14658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "disassocation: STA=" MACSTR " reason_code=%d", 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt le_to_host16(mgmt->u.disassoc.reason_code)); 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 14738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) { 1474cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "Station " MACSTR " trying to disassociate, but it is not associated", 1475cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->sa)); 14768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_set_authorized(hapd, sta, 0); 14808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~(WLAN_STA_ASSOC | WLAN_STA_ASSOC_REQ_OK); 14818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC); 14828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 14838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "disassociated"); 14848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 14858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 14868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Stop Accounting and IEEE 802.1X sessions, but leave the STA 14878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * authenticated. */ 14888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt accounting_sta_stop(hapd, sta); 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_free_station(sta); 14908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_remove(hapd, sta->addr); 14918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->timeout_next == STA_NULLFUNC || 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->timeout_next == STA_DISASSOC) { 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->timeout_next = STA_DEAUTH; 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(ap_handle_timer, hapd, sta); 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(AP_DEAUTH_DELAY, 0, ap_handle_timer, 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, sta); 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_disassociate_indication( 15018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, sta, le_to_host16(mgmt->u.disassoc.reason_code)); 15028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_deauth(struct hostapd_data *hapd, 15068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.deauth)) { 15111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "handle_deauth - too short " 15121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "payload (len=%lu)", (unsigned long) len); 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "deauthentication: STA=" MACSTR 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%d", 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa), le_to_host16(mgmt->u.deauth.reason_code)); 15198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 15218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) { 15221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "Station " MACSTR " trying " 15231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "to deauthenticate, but it is not authenticated", 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->sa)); 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_set_authorized(hapd, sta, 0); 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC | 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_STA_ASSOC_REQ_OK); 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_DEAUTH); 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, "deauthenticated"); 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_deauthenticate_indication( 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, sta, le_to_host16(mgmt->u.deauth.reason_code)); 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 15378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 15388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_free_sta(hapd, sta); 15398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_beacon(struct hostapd_data *hapd, 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len, 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_frame_info *fi) 15458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 15478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.beacon)) { 1549cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_beacon - too short payload (len=%lu)", 1550cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 15518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (void) ieee802_11_parse_elems(mgmt->u.beacon.variable, 15558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - (IEEE80211_HDRLEN + 15568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.beacon)), &elems, 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0); 15588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_list_process_beacon(hapd->iface, mgmt, &elems, fi); 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 15648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1565fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtstatic int hostapd_sa_query_action(struct hostapd_data *hapd, 1566fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt const struct ieee80211_mgmt *mgmt, 1567fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt size_t len) 15688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *end; 15708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = mgmt->u.action.u.sa_query_resp.trans_id + 15728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_SA_QUERY_TR_ID_LEN; 15738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (((u8 *) mgmt) + len < end) { 15748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Too short SA Query Action " 15758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame (len=%lu)", (unsigned long) len); 1576fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 15778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_11_sa_query_action(hapd, mgmt->sa, 15801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt->u.action.u.sa_query_resp.action, 15811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt->u.action.u.sa_query_resp.trans_id); 1582fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int robust_action_frame(u8 category) 15878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return category != WLAN_ACTION_PUBLIC && 15898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt category != WLAN_ACTION_HT; 15908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 15928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1594fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtstatic int handle_action(struct hostapd_data *hapd, 1595fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt const struct ieee80211_mgmt *mgmt, size_t len) 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 15981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, mgmt->sa); 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + 1) { 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 16038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "handle_action - too short payload (len=%lu)", 16048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) len); 1605fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1608a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (mgmt->u.action.category != WLAN_ACTION_PUBLIC && 1609a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt (sta == NULL || !(sta->flags & WLAN_STA_ASSOC))) { 1610a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Ignored Action " 1611a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt "frame (category=%u) from unassociated STA " MACSTR, 1612a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt MAC2STR(mgmt->sa), mgmt->u.action.category); 1613fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 1614a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1615a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 16168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 16178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_MFP) && 16181846323989242844f0e857458a8939fa5836429cDmitry Shmidt !(mgmt->frame_control & host_to_le16(WLAN_FC_ISWEP)) && 16191846323989242844f0e857458a8939fa5836429cDmitry Shmidt robust_action_frame(mgmt->u.action.category)) { 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Dropped unprotected Robust Action frame from " 16238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "an MFP STA"); 1624fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (mgmt->u.action.category) { 16298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 16308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_FT: 16318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (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: 16508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->public_action_cb) { 16518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->public_action_cb(hapd->public_action_cb_ctx, 16528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (u8 *) mgmt, len, 16538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->freq); 16548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16554b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt if (hapd->public_action_cb2) { 1656f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt hapd->public_action_cb2(hapd->public_action_cb2_ctx, 16574b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt (u8 *) mgmt, len, 16584b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt hapd->iface->freq); 16594b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt } 16604b9d52f502481b258fec743c03a5e957e5605afcDmitry Shmidt if (hapd->public_action_cb || hapd->public_action_cb2) 1661fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_ACTION_VENDOR_SPECIFIC: 16648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->vendor_action_cb) { 16658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->vendor_action_cb(hapd->vendor_action_cb_ctx, 16668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (u8 *) mgmt, len, 16678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->freq) == 0) 1668fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 16698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 16748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "handle_action - unknown action category %d or invalid " 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame", 16778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->u.action.category); 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(mgmt->da[0] & 0x01) && !(mgmt->u.action.category & 0x80) && 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(mgmt->sa[0] & 0x01)) { 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *resp; 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 16838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * IEEE 802.11-REVma/D9.0 - 7.3.1.11 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Return the Action frame to the source without change 16858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * except that MSB of the Category set to 1. 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Return unknown Action " 16888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame back to sender"); 16898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = os_malloc(len); 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 1691fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp, mgmt, len); 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->da, resp->sa, ETH_ALEN); 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->sa, hapd->own_addr, ETH_ALEN); 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->bssid, hapd->own_addr, ETH_ALEN); 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.action.category |= 0x80; 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 169861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (hostapd_drv_send_mlme(hapd, resp, len, 0) < 0) { 169961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpa_printf(MSG_ERROR, "IEEE 802.11: Failed to send " 170061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt "Action frame"); 170161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(resp); 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1704fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 1705fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 17068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 17108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * ieee802_11_mgmt - process incoming IEEE 802.11 management frames 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @hapd: hostapd BSS data structure (the BSS to which the management frame was 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * sent to) 17138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @buf: management frame data (starting from IEEE 802.11 header) 17148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @len: length of frame data in octets 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @fi: meta data about received frame (signal level, etc.) 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 17178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Process all incoming IEEE 802.11 management frames. This will be called for 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * each frame received from the kernel driver through wlan#ap interface. In 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * addition, it can be called to re-inserted pending frames (e.g., when using 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * external RADIUS server as an MAC ACL). 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1722fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidtint ieee802_11_mgmt(struct hostapd_data *hapd, const u8 *buf, size_t len, 1723fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct hostapd_frame_info *fi) 17248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *mgmt; 17268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int broadcast; 17278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 fc, stype; 1728fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt int ret = 0; 1729fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 17308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 24) 1731fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt = (struct ieee80211_mgmt *) buf; 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc = le_to_host16(mgmt->frame_control); 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt stype = WLAN_FC_GET_STYPE(fc); 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (stype == WLAN_FC_STYPE_BEACON) { 17388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_beacon(hapd, mgmt, len, fi); 1739fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 17408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt broadcast = mgmt->bssid[0] == 0xff && mgmt->bssid[1] == 0xff && 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->bssid[2] == 0xff && mgmt->bssid[3] == 0xff && 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt->bssid[4] == 0xff && mgmt->bssid[5] == 0xff; 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!broadcast && 17471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_P2P 17481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Invitation responses can be sent with the peer MAC as BSSID */ 17491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt !((hapd->conf->p2p & P2P_GROUP_OWNER) && 17501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt stype == WLAN_FC_STYPE_ACTION) && 17511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_P2P */ 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(mgmt->bssid, hapd->own_addr, ETH_ALEN) != 0) { 1753cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "MGMT: BSSID=" MACSTR " not our address", 1754cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->bssid)); 1755fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (stype == WLAN_FC_STYPE_PROBE_REQ) { 176004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt handle_probe_req(hapd, mgmt, len, fi->ssi_signal); 1761fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 1; 17628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mgmt->da, hapd->own_addr, ETH_ALEN) != 0) { 17658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 17668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "MGMT: DA=" MACSTR " not our address", 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mgmt->da)); 1769fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return 0; 17708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (stype) { 17738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_AUTH: 17748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::auth"); 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_auth(hapd, mgmt, len); 1776fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ASSOC_REQ: 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::assoc_req"); 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc(hapd, mgmt, len, 0); 1781fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_REASSOC_REQ: 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::reassoc_req"); 17858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc(hapd, mgmt, len, 1); 1786fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_DISASSOC: 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::disassoc"); 17908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_disassoc(hapd, mgmt, len); 1791fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_DEAUTH: 17941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_DEBUG, "mgmt::deauth"); 17958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_deauth(hapd, mgmt, len); 1796fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = 1; 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ACTION: 17998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::action"); 1800fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt ret = handle_action(hapd, mgmt, len); 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 18038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->sa, HOSTAPD_MODULE_IEEE80211, 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 18058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "unknown mgmt frame subtype %d", stype); 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 18078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1808fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 1809fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return ret; 18108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_auth_cb(struct hostapd_data *hapd, 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, 18158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int ok) 18168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 auth_alg, auth_transaction, status_code; 18188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 18198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!ok) { 18218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, mgmt->da, HOSTAPD_MODULE_IEEE80211, 18228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_NOTICE, 18238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "did not acknowledge authentication response"); 18248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth)) { 1828cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_auth_cb - too short payload (len=%lu)", 1829cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt (unsigned long) len); 18308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_alg = le_to_host16(mgmt->u.auth.auth_alg); 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt auth_transaction = le_to_host16(mgmt->u.auth.auth_transaction); 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status_code = le_to_host16(mgmt->u.auth.status_code); 18368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 18388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta) { 1839cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_auth_cb: STA " MACSTR " not found", 1840cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->da)); 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status_code == WLAN_STATUS_SUCCESS && 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((auth_alg == WLAN_AUTH_OPEN && auth_transaction == 2) || 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (auth_alg == WLAN_AUTH_SHARED_KEY && auth_transaction == 4))) { 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 18488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "authenticated"); 18498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH; 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1854c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidtstatic void hostapd_set_wds_encryption(struct hostapd_data *hapd, 1855c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt struct sta_info *sta, 1856c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt char *ifname_wds) 1857c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt{ 1858c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt int i; 1859c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt struct hostapd_ssid *ssid = sta->ssid; 1860c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1861c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (hapd->conf->ieee802_1x || hapd->conf->wpa) 1862c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt return; 1863c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1864c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt for (i = 0; i < 4; i++) { 1865c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (ssid->wep.key[i] && 1866c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt hostapd_drv_set_key(ifname_wds, hapd, WPA_ALG_WEP, NULL, i, 1867c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt i == ssid->wep.idx, NULL, 0, 1868c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ssid->wep.key[i], ssid->wep.len[i])) { 1869c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt wpa_printf(MSG_WARNING, 1870c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt "Could not set WEP keys for WDS interface; %s", 1871c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ifname_wds); 1872c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt break; 1873c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt } 1874c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt } 1875c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt} 1876c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1877c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 18788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void handle_assoc_cb(struct hostapd_data *hapd, 18798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt, 18808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int reassoc, int ok) 18818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 status; 18838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 18848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int new_assoc = 1; 18858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_ht_capabilities ht_cap; 1886a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt struct ieee80211_vht_capabilities vht_cap; 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < IEEE80211_HDRLEN + (reassoc ? sizeof(mgmt->u.reassoc_resp) : 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(mgmt->u.assoc_resp))) { 1890cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_assoc_cb(reassoc=%d) - too short payload (len=%lu)", 1891cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt reassoc, (unsigned long) len); 18928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta) { 1897cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "handle_assoc_cb: STA " MACSTR " not found", 1898cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt MAC2STR(mgmt->da)); 18998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 19008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1902aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt if (!ok) { 1903aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt hostapd_logger(hapd, mgmt->da, HOSTAPD_MODULE_IEEE80211, 1904aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt HOSTAPD_LEVEL_DEBUG, 1905aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt "did not acknowledge association response"); 1906aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt sta->flags &= ~WLAN_STA_ASSOC_REQ_OK; 1907aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt return; 1908aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt } 1909aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt 1910aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt if (reassoc) 1911aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt status = le_to_host16(mgmt->u.reassoc_resp.status_code); 1912aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt else 1913aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt status = le_to_host16(mgmt->u.assoc_resp.status_code); 1914aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt 19158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (status != WLAN_STATUS_SUCCESS) 1916b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 19178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Stop previous accounting session, if one is started, and allocate 19198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * new session id for the new session. */ 19208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt accounting_sta_stop(hapd, sta); 19218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 19238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, 19248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "associated (aid %d)", 19258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->aid); 19268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_ASSOC) 19288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt new_assoc = 0; 19298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_ASSOC; 1930fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE; 1931f21452aea786ac056eb01f1cbba4f553bd502747Dmitry Shmidt if ((!hapd->conf->ieee802_1x && !hapd->conf->wpa && !hapd->conf->osen) || 19328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->auth_alg == WLAN_AUTH_FT) { 19338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 19348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Open, static WEP, or FT protocol; no separate authorization 19358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * step. 19368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_set_authorized(hapd, sta, 1); 19388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reassoc) 19418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_reassociate_indication(hapd, sta); 19428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 19438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme_associate_indication(hapd, sta); 19448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 19468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->sa_query_timed_out = 0; 19478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 19488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 19508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Remove the STA entry in order to make sure the STA PS state gets 19518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * cleared and configuration gets updated in case of reassociation back 19528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to the same AP. 19538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_remove(hapd, sta->addr); 19558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211N 19578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_HT) 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_get_ht_capab(hapd, sta->ht_capabilities, &ht_cap); 19598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211N */ 1960a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#ifdef CONFIG_IEEE80211AC 1961a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (sta->flags & WLAN_STA_VHT) 1962a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt hostapd_get_vht_capab(hapd, sta->vht_capabilities, &vht_cap); 1963a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt#endif /* CONFIG_IEEE80211AC */ 19648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hostapd_sta_add(hapd, sta->addr, sta->aid, sta->capability, 19668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->supported_rates, sta->supported_rates_len, 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->listen_interval, 19681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags & WLAN_STA_HT ? &ht_cap : NULL, 1969a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sta->flags & WLAN_STA_VHT ? &vht_cap : NULL, 1970bd14a57187b024f49f5b9ace55ef457d8d04650aDmitry Shmidt sta->flags, sta->qosinfo, sta->vht_opmode)) { 19718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 19728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_NOTICE, 19738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Could not add STA to kernel driver"); 19741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 19751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_disconnect(hapd, sta, sta->addr, 19761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_REASON_DISASSOC_AP_BUSY); 19771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1978b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 19798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1981c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (sta->flags & WLAN_STA_WDS) { 1982c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt int ret; 1983c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt char ifname_wds[IFNAMSIZ + 1]; 1984c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 1985c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ret = hostapd_set_wds_sta(hapd, ifname_wds, sta->addr, 1986c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt sta->aid, 1); 1987c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (!ret) 1988c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt hostapd_set_wds_encryption(hapd, sta, ifname_wds); 1989c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt } 19908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->eapol_sm == NULL) { 19928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 19938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This STA does not use RADIUS server for EAP authentication, 19948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * so bind it to the selected VLAN interface now, since the 19958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * interface selection is not going to change anymore. 19968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ap_sta_bind_vlan(hapd, sta, 0) < 0) 1998b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 19998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (sta->vlan_id) { 20008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* VLAN ID already set (e.g., by PMKSA caching), so bind STA */ 20018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ap_sta_bind_vlan(hapd, sta, 0) < 0) 2002b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt return; 20038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_set_sta_flags(hapd, sta); 20068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->auth_alg == WLAN_AUTH_FT) 20088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT); 20098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 20108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC); 20118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->new_assoc_sta_cb(hapd, sta, !new_assoc); 20128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 1); 20148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void handle_deauth_cb(struct hostapd_data *hapd, 20181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const struct ieee80211_mgmt *mgmt, 20191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int ok) 20201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 20211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 20221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (mgmt->da[0] & 0x01) 20231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 20251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!sta) { 20261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "handle_deauth_cb: STA " MACSTR 20271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt " not found", MAC2STR(mgmt->da)); 20281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (ok) 20311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " acknowledged deauth", 20321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MAC2STR(sta->addr)); 20331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 20341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " did not acknowledge " 20351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "deauth", MAC2STR(sta->addr)); 20361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_deauth_cb(hapd, sta); 20381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 20391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void handle_disassoc_cb(struct hostapd_data *hapd, 20421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const struct ieee80211_mgmt *mgmt, 20431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int ok) 20441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 20451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 20461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (mgmt->da[0] & 0x01) 20471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, mgmt->da); 20491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!sta) { 20501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "handle_disassoc_cb: STA " MACSTR 20511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt " not found", MAC2STR(mgmt->da)); 20521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 20531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (ok) 20551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " acknowledged disassoc", 20561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MAC2STR(sta->addr)); 20571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 20581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " did not acknowledge " 20591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "disassoc", MAC2STR(sta->addr)); 20601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_disassoc_cb(hapd, sta); 20621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 20631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 20668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * ieee802_11_mgmt_cb - Process management frame TX status callback 20678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @hapd: hostapd BSS data structure (the BSS from which the management frame 20688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * was sent from) 20698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @buf: management frame data (starting from IEEE 802.11 header) 20708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @len: length of frame data in octets 20718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @stype: management frame subtype from frame control field 20728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ok: Whether the frame was ACK'ed 20738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid ieee802_11_mgmt_cb(struct hostapd_data *hapd, const u8 *buf, size_t len, 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 stype, int ok) 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_mgmt *mgmt; 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mgmt = (const struct ieee80211_mgmt *) buf; 20798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2080fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#ifdef CONFIG_TESTING_OPTIONS 2081fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (hapd->ext_mgmt_frame_handling) { 2082fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-TX-STATUS stype=%u ok=%d", 2083fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt stype, ok); 2084fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt return; 2085fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } 2086fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt#endif /* CONFIG_TESTING_OPTIONS */ 2087fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (stype) { 20898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_AUTH: 20908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::auth cb"); 20918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_auth_cb(hapd, mgmt, len, ok); 20928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 20938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ASSOC_RESP: 20948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::assoc_resp cb"); 20958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc_cb(hapd, mgmt, len, 0, ok); 20968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_REASSOC_RESP: 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::reassoc_resp cb"); 20998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt handle_assoc_cb(hapd, mgmt, len, 1, ok); 21008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_PROBE_RESP: 21028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_EXCESSIVE, "mgmt::proberesp cb"); 21038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_DEAUTH: 21051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::deauth cb"); 21061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt handle_deauth_cb(hapd, mgmt, len, ok); 21071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 21081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case WLAN_FC_STYPE_DISASSOC: 21091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::disassoc cb"); 21101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt handle_disassoc_cb(hapd, mgmt, len, ok); 21118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_STYPE_ACTION: 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "mgmt::action cb"); 21148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 2116cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt wpa_printf(MSG_INFO, "unknown mgmt cb frame subtype %d", stype); 21178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint ieee802_11_get_mib(struct hostapd_data *hapd, char *buf, size_t buflen) 21238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 21258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint ieee802_11_get_mib_sta(struct hostapd_data *hapd, struct sta_info *sta, 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *buf, size_t buflen) 21318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid hostapd_tx_status(struct hostapd_data *hapd, const u8 *addr, 21388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *buf, size_t len, int ack) 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 21418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_iface *iface = hapd->iface; 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, addr); 21448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL && iface->num_bss > 1) { 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t j; 21468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd = iface->bss[j]; 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, addr); 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2153c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 21558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->flags & WLAN_STA_PENDING_POLL) { 21568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " %s pending " 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "activity poll", MAC2STR(sta->addr), 21588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ack ? "ACKed" : "did not ACK"); 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ack) 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~WLAN_STA_PENDING_POLL; 21618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_tx_status(hapd, sta, buf, len, ack); 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtvoid hostapd_eapol_tx_status(struct hostapd_data *hapd, const u8 *dst, 21681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *data, size_t len, int ack) 21691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 21701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 21711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct hostapd_iface *iface = hapd->iface; 21721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, dst); 21741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL && iface->num_bss > 1) { 21751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t j; 21761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 21771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd = iface->bss[j]; 21781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, dst); 21791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta) 21801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 21811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 21821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 2183c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) { 2184c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt wpa_printf(MSG_DEBUG, "Ignore TX status for Data frame to STA " 2185c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt MACSTR " that is not currently associated", 2186c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt MAC2STR(dst)); 21871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 2188c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 21891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_1x_eapol_tx_status(hapd, sta, data, len, ack); 21911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 21921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtvoid hostapd_client_poll_ok(struct hostapd_data *hapd, const u8 *addr) 21951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 21961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 21971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct hostapd_iface *iface = hapd->iface; 21981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 21991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, addr); 22001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL && iface->num_bss > 1) { 22011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t j; 22021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 22031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd = iface->bss[j]; 22041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, addr); 22051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta) 22061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 22071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 22081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 22091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL) 22101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 22111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!(sta->flags & WLAN_STA_PENDING_POLL)) 22121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 22131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "STA " MACSTR " ACKed pending " 22151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "activity poll", MAC2STR(sta->addr)); 22161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags &= ~WLAN_STA_PENDING_POLL; 22171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 22181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 22208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid ieee802_11_rx_from_unknown(struct hostapd_data *hapd, const u8 *src, 22218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int wds) 22228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 22248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, src); 22268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_ASSOC)) { 2227aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt if (!hapd->conf->wds_sta) 2228aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt return; 2229aa532510a7b8c4da2d7d6e2c11dda5db840894e4Dmitry Shmidt 22308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wds && !(sta->flags & WLAN_STA_WDS)) { 2231c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt int ret; 2232c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt char ifname_wds[IFNAMSIZ + 1]; 2233c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Enable 4-address WDS mode for " 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "STA " MACSTR " (aid %u)", 22368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(sta->addr), sta->aid); 22378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_WDS; 2238c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ret = hostapd_set_wds_sta(hapd, ifname_wds, 2239c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt sta->addr, sta->aid, 1); 2240c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt if (!ret) 2241c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt hostapd_set_wds_encryption(hapd, sta, 2242c2ebb4b85d69b65f552fee71ac68f44e8d87b39eDmitry Shmidt ifname_wds); 22438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Data/PS-poll frame from not associated STA " 22488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, MAC2STR(src)); 22498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (src[0] & 0x01) { 22508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Broadcast bit set in SA?! Ignore the frame silently. */ 22518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_ASSOC_REQ_OK)) { 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Association Response to the STA has " 22568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "already been sent, but no TX status yet known - " 22578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ignore Class 3 frame issue with " MACSTR, 22588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(src)); 22598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta && (sta->flags & WLAN_STA_AUTH)) 22638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_disassoc( 22648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, src, 22658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA); 22668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 22678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_deauth( 22688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd, src, 22698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA); 22708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_NATIVE_WINDOWS */ 2274