drv_callbacks.c revision 1f69aa52ea2e0a73ac502565df8c666ee49cab6a
18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * hostapd / Callback functions for driver wrappers 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 58d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This program is free software; you can redistribute it and/or modify 68d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * it under the terms of the GNU General Public License version 2 as 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * published by the Free Software Foundation. 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Alternatively, this software may be distributed under the terms of BSD 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * license. 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * See README and COPYING for more details. 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "utils/includes.h" 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "utils/common.h" 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "radius/radius.h" 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "drivers/driver.h" 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_defs.h" 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_common.h" 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "crypto/random.h" 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p/p2p.h" 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wps/wps.h" 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "hostapd.h" 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ieee802_11.h" 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "sta_info.h" 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "accounting.h" 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "tkip_countermeasures.h" 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ieee802_1x.h" 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wpa_auth.h" 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wps_hostapd.h" 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ap_drv_ops.h" 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "ap_config.h" 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr, 381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *req_ies, size_t req_ies_len, int reassoc) 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int new_assoc, res; 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *ie; 441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t ielen; 451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u16 reason = WLAN_REASON_UNSPECIFIED; 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr == NULL) { 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This could potentially happen with unexpected event from the 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver wrapper. This was seen at least in one case where the 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver ended up being set to station mode while hostapd was 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * running, so better make sure we stop processing such an 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * event here. 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "hostapd_notif_assoc: Skip event with " 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "no address"); 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt random_add_randomness(addr, ETH_ALEN); 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "associated"); 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_11_parse_elems(req_ies, req_ies_len, &elems, 0); 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.wps_ie) { 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ie = elems.wps_ie - 2; 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ielen = elems.wps_ie_len + 2; 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)AssocReq"); 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (elems.rsn_ie) { 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ie = elems.rsn_ie - 2; 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ielen = elems.rsn_ie_len + 2; 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA included RSN IE in (Re)AssocReq"); 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (elems.wpa_ie) { 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ie = elems.wpa_ie - 2; 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ielen = elems.wpa_ie_len + 2; 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA included WPA IE in (Re)AssocReq"); 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ie = NULL; 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ielen = 0; 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA did not include WPS/RSN/WPA IE in " 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(Re)AssocReq"); 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, addr); 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) { 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt accounting_sta_stop(hapd, sta); 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_sta_add(hapd, addr); 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2); 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.p2p) { 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(sta->p2p_ie); 971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->p2p_ie = ieee802_11_vendor_ie_concat(req_ies, req_ies_len, 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt P2P_IE_VENDOR_TYPE); 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P */ 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wpa) { 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ie == NULL || ielen == 0) { 1041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_WPS 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wps_state) { 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "STA did not include " 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "WPA/RSN IE in (Re)Association " 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Request - possible WPS use"); 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_MAYBE_WPS; 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto skip_wpa_check; 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_WPS */ 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA"); 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_WPS 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 && 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) { 1201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct wpabuf *wps; 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_WPS; 1221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wps = ieee802_11_vendor_ie_concat(ie, ielen, 1231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WPS_IE_VENDOR_TYPE); 1241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wps) { 1251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wps_is_20(wps)) { 1261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "WPS: STA " 1271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "supports WPS 2.0"); 1281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags |= WLAN_STA_WPS2; 1291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpabuf_free(wps); 1311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto skip_wpa_check; 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_WPS */ 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->addr); 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta->wpa_sm == NULL) { 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_ERROR, "Failed to initialize WPA state " 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "machine"); 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm, 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ie, ielen, NULL, 0); 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res != WPA_IE_OK) { 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WPA/RSN information element " 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "rejected? (res %u)", res); 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "IE", ie, ielen); 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == WPA_INVALID_GROUP) 1511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID; 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_PAIRWISE) 1531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID; 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_AKMP) 1551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_AKMP_NOT_VALID; 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION) 1581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_INVALID_IE; 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (res == WPA_INVALID_MGMT_GROUP_CIPHER) 1601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID; 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 1631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_INVALID_IE; 1641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt goto fail; 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (hapd->conf->wps_state) { 1671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_WPS 1681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct wpabuf *wps; 1691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (req_ies) 1701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wps = ieee802_11_vendor_ie_concat(req_ies, req_ies_len, 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPS_IE_VENDOR_TYPE); 1721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 1731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wps = NULL; 1741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_WPS_STRICT 1751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wps && wps_validate_assoc_req(wps) < 0) { 1761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt reason = WLAN_REASON_INVALID_IE; 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(wps); 1781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt goto fail; 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_WPS_STRICT */ 1811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wps) { 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_WPS; 1831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wps_is_20(wps)) { 1841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "WPS: STA supports " 1851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "WPS 2.0"); 1861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta->flags |= WLAN_STA_WPS2; 1871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_MAYBE_WPS; 1901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpabuf_free(wps); 1911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_WPS */ 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_WPS 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtskip_wpa_check: 1951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_WPS */ 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0; 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC; 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC); 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_new_assoc_sta(hapd, sta, !new_assoc); 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 1); 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_P2P 2061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (req_ies) { 2071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_group_notif_assoc(hapd->p2p_group, sta->addr, 2081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt req_ies, req_ies_len); 2091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_P2P */ 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtfail: 2151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hostapd_drv_sta_disassoc(hapd, sta->addr, reason); 2161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_free_sta(hapd, sta); 2171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return -1; 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr) 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta; 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr == NULL) { 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This could potentially happen with unexpected event from the 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver wrapper. This was seen at least in one case where the 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver ended up reporting a station mode event while hostapd 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * was running, so better make sure we stop processing such an 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * event here. 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "hostapd_notif_disassoc: Skip event " 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "with no address"); 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "disassociated"); 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_get_sta(hapd, addr); 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta == NULL) { 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Disassociation notification for " 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "unknown STA " MACSTR, MAC2STR(addr)); 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_set_authorized(hapd, sta, 0); 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC); 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC); 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_free_sta(hapd, sta); 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr) 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta = ap_get_sta(hapd, addr); 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!sta || !hapd->conf->disassoc_low_ack) 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HOSTAPD_LEVEL_INFO, "disconnected due to excessive " 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "missing ACKs"); 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_drv_sta_disassoc(hapd, addr, WLAN_REASON_DISASSOC_LOW_ACK); 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ap_sta_disassociate(hapd, sta, WLAN_REASON_DISASSOC_LOW_ACK); 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da, 2741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sa == NULL || ie == NULL) 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt random_add_randomness(sa, ETH_ALEN); 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++) { 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx, 2851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sa, da, bssid, ie, ie_len) > 0) { 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = 1; 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef HOSTAPD 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef NEED_AP_MLME 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define HAPD_BROADCAST ((struct hostapd_data *) -1) 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct hostapd_data * get_hapd_bssid(struct hostapd_iface *iface, 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid) 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL) 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid[0] == 0xff && bssid[1] == 0xff && bssid[2] == 0xff && 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bssid[3] == 0xff && bssid[4] == 0xff && bssid[5] == 0xff) 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return HAPD_BROADCAST; 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < iface->num_bss; i++) { 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(bssid, iface->bss[i]->own_addr, ETH_ALEN) == 0) 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return iface->bss[i]; 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void hostapd_rx_from_unknown_sta(struct hostapd_data *hapd, 3211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *bssid, const u8 *addr, 3221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int wds) 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd = get_hapd_bssid(hapd->iface, bssid); 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd == NULL || hapd == HAPD_BROADCAST) 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_11_rx_from_unknown(hapd, addr, wds); 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void hostapd_mgmt_rx(struct hostapd_data *hapd, struct rx_mgmt *rx_mgmt) 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_iface *iface = hapd->iface; 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct ieee80211_hdr *hdr; 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid; 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_frame_info fi; 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hdr = (const struct ieee80211_hdr *) rx_mgmt->frame; 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bssid = get_hdr_bssid(hdr, rx_mgmt->frame_len); 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL) 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd = get_hapd_bssid(iface, bssid); 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd == NULL) { 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u16 fc; 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fc = le_to_host16(hdr->frame_control); 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Drop frames to unknown BSSIDs except for Beacon frames which 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * could be used to update neighbor information. 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd = iface->bss[0]; 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&fi, 0, sizeof(fi)); 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fi.datarate = rx_mgmt->datarate; 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fi.ssi_signal = rx_mgmt->ssi_signal; 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd == HAPD_BROADCAST) { 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < iface->num_bss; i++) 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_mgmt(iface->bss[i], rx_mgmt->frame, 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rx_mgmt->frame_len, &fi); 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_mgmt(hapd, rx_mgmt->frame, rx_mgmt->frame_len, &fi); 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt random_add_randomness(&fi, sizeof(fi)); 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenstatic void hostapd_rx_action(struct hostapd_data *hapd, 37775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct rx_action *rx_action) 37875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 37975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct rx_mgmt rx_mgmt; 38075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen u8 *buf; 38175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct ieee80211_hdr *hdr; 38275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 38375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen wpa_printf(MSG_DEBUG, "EVENT_RX_ACTION DA=" MACSTR " SA=" MACSTR 38475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen " BSSID=" MACSTR " category=%u", 38575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MAC2STR(rx_action->da), MAC2STR(rx_action->sa), 38675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MAC2STR(rx_action->bssid), rx_action->category); 38775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen wpa_hexdump(MSG_MSGDUMP, "Received action frame contents", 38875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen rx_action->data, rx_action->len); 38975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 39075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen buf = os_zalloc(24 + 1 + rx_action->len); 39175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (buf == NULL) 39275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 39375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen hdr = (struct ieee80211_hdr *) buf; 39475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen hdr->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 39575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen WLAN_FC_STYPE_ACTION); 39675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (rx_action->category == WLAN_ACTION_SA_QUERY) { 39775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 39875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Assume frame was protected; it would have been dropped if 39975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * not. 40075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 40175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP); 40275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 40375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen os_memcpy(hdr->addr1, rx_action->da, ETH_ALEN); 40475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen os_memcpy(hdr->addr2, rx_action->sa, ETH_ALEN); 40575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen os_memcpy(hdr->addr3, rx_action->bssid, ETH_ALEN); 40675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen buf[24] = rx_action->category; 40775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen os_memcpy(buf + 24 + 1, rx_action->data, rx_action->len); 40875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen os_memset(&rx_mgmt, 0, sizeof(rx_mgmt)); 40975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen rx_mgmt.frame = buf; 41075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen rx_mgmt.frame_len = 24 + 1 + rx_action->len; 41175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen hostapd_mgmt_rx(hapd, &rx_mgmt); 41275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen os_free(buf); 41375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 41475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 41575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void hostapd_mgmt_tx_cb(struct hostapd_data *hapd, const u8 *buf, 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, u16 stype, int ok) 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_hdr *hdr; 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hdr = (struct ieee80211_hdr *) buf; 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len)); 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd == NULL || hapd == HAPD_BROADCAST) 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_11_mgmt_cb(hapd, buf, len, stype, ok); 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* NEED_AP_MLME */ 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int hostapd_event_new_sta(struct hostapd_data *hapd, const u8 *addr) 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sta_info *sta = ap_get_sta(hapd, addr); 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Data frame from unknown STA " MACSTR 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " - adding a new STA", MAC2STR(addr)); 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sta = ap_sta_add(hapd, addr); 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sta) { 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_new_assoc_sta(hapd, sta, 0); 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Failed to add STA entry for " MACSTR, 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(addr)); 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void hostapd_event_eapol_rx(struct hostapd_data *hapd, const u8 *src, 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t data_len) 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_iface *iface = hapd->iface; 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t j; 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < iface->num_bss; j++) { 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ap_get_sta(iface->bss[j], src)) { 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd = iface->bss[j]; 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ieee802_1x_receive(hapd, src, data, data_len); 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_supplicant_event(void *ctx, enum wpa_event_type event, 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data *data) 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct hostapd_data *hapd = ctx; 4721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifndef CONFIG_NO_STDOUT_DEBUG 4731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int level = MSG_DEBUG; 4741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 4751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (event == EVENT_RX_MGMT && data && data->rx_mgmt.frame && 4761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->rx_mgmt.frame_len >= 24) { 4771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const struct ieee80211_hdr *hdr; 4781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u16 fc; 4791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame; 4801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt fc = le_to_host16(hdr->frame_control); 4811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 4821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) 4831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt level = MSG_EXCESSIVE; 4841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 4851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 4861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_dbg(hapd->msg_ctx, level, "Event %s (%d) received", 4871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt event_to_string(event), event); 4881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_NO_STDOUT_DEBUG */ 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (event) { 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_MICHAEL_MIC_FAILURE: 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt michael_mic_failure(hapd, data->michael_mic_failure.src, 1); 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_SCAN_RESULTS: 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hapd->iface->scan_cb) 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hapd->iface->scan_cb(hapd->iface); 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211R 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_FT_RRB_RX: 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ft_rrb_rx(hapd->wpa_auth, data->ft_rrb_rx.src, 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->ft_rrb_rx.data, data->ft_rrb_rx.data_len); 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211R */ 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_WPS_BUTTON_PUSHED: 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_wps_button_pushed(hapd, NULL); 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef NEED_AP_MLME 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_TX_STATUS: 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data->tx_status.type) { 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_TYPE_MGMT: 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_mgmt_tx_cb(hapd, data->tx_status.data, 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->tx_status.data_len, 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->tx_status.stype, 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->tx_status.ack); 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_FC_TYPE_DATA: 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_tx_status(hapd, data->tx_status.dst, 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->tx_status.data, 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->tx_status.data_len, 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->tx_status.ack); 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case EVENT_EAPOL_TX_STATUS: 5251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hostapd_eapol_tx_status(hapd, data->eapol_tx_status.dst, 5261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->eapol_tx_status.data, 5271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->eapol_tx_status.data_len, 5281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->eapol_tx_status.ack); 5291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 5301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case EVENT_DRIVER_CLIENT_POLL_OK: 5311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hostapd_client_poll_ok(hapd, data->client_poll.addr); 5321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_RX_FROM_UNKNOWN: 5341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.bssid, 5351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->rx_from_unknown.addr, 5361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->rx_from_unknown.wds); 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_RX_MGMT: 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_mgmt_rx(hapd, &data->rx_mgmt); 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* NEED_AP_MLME */ 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_RX_PROBE_REQ: 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (data->rx_probe_req.sa == NULL || 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->rx_probe_req.ie == NULL) 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_probe_req_rx(hapd, data->rx_probe_req.sa, 5471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->rx_probe_req.da, 5481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt data->rx_probe_req.bssid, 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->rx_probe_req.ie, 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->rx_probe_req.ie_len); 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_NEW_STA: 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_event_new_sta(hapd, data->new_sta.addr); 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_EAPOL_RX: 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_event_eapol_rx(hapd, data->eapol_rx.src, 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->eapol_rx.data, 5588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->eapol_rx.data_len); 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_ASSOC: 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_notif_assoc(hapd, data->assoc_info.addr, 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->assoc_info.req_ies, 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->assoc_info.req_ies_len, 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->assoc_info.reassoc); 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_DISASSOC: 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (data) 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_notif_disassoc(hapd, data->disassoc_info.addr); 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_DEAUTH: 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (data) 5728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_notif_disassoc(hapd, data->deauth_info.addr); 5738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case EVENT_STATION_LOW_ACK: 5758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!data) 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hostapd_event_sta_low_ack(hapd, data->low_ack.addr); 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 57975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen#ifdef NEED_AP_MLME 58075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen case EVENT_RX_ACTION: 58175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (data->rx_action.da == NULL || data->rx_action.sa == NULL || 58275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen data->rx_action.bssid == NULL) 58375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen break; 58475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen hostapd_rx_action(hapd, &data->rx_action); 58575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen break; 58675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen#endif /* NEED_AP_MLME */ 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Unknown event %d", event); 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* HOSTAPD */ 594