ieee802_11_shared.c revision c5ec7f57ead87efa365800228aa0b09a12d9e6c4
11f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt/* 21f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * hostapd / IEEE 802.11 Management 31f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * Copyright (c) 2002-2010, Jouni Malinen <j@w1.fi> 41f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 71f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 81f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 91f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "utils/includes.h" 101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "utils/common.h" 121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "common/ieee802_11_defs.h" 131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "hostapd.h" 141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "sta_info.h" 151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "ap_config.h" 161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "ap_drv_ops.h" 171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "ieee802_11.h" 181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_IEEE80211W 211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_assoc_comeback_time(struct hostapd_data *hapd, 231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta, u8 *eid) 241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *pos = eid; 261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u32 timeout, tu; 271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct os_time now, passed; 281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_EID_TIMEOUT_INTERVAL; 301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 5; 311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_TIMEOUT_ASSOC_COMEBACK; 321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_get_time(&now); 331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_time_sub(&now, &sta->sa_query_start, &passed); 341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt tu = (passed.sec * 1000000 + passed.usec) / 1024; 351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->assoc_sa_query_max_timeout > tu) 361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt timeout = hapd->conf->assoc_sa_query_max_timeout - tu; 371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt timeout = 0; 391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (timeout < hapd->conf->assoc_sa_query_max_timeout) 401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt timeout++; /* add some extra time for local timers */ 411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WPA_PUT_LE32(pos, timeout); 421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos += 4; 431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return pos; 451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt/* MLME-SAQuery.request */ 491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtvoid ieee802_11_send_sa_query_req(struct hostapd_data *hapd, 501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *addr, const u8 *trans_id) 511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct ieee80211_mgmt mgmt; 531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *end; 541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Sending SA Query Request to " 561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MACSTR, MAC2STR(addr)); 571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID", 581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt trans_id, WLAN_SA_QUERY_TR_ID_LEN); 591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memset(&mgmt, 0, sizeof(mgmt)); 611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_FC_STYPE_ACTION); 631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(mgmt.da, addr, ETH_ALEN); 641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(mgmt.sa, hapd->own_addr, ETH_ALEN); 651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(mgmt.bssid, hapd->own_addr, ETH_ALEN); 661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt.u.action.category = WLAN_ACTION_SA_QUERY; 671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt mgmt.u.action.u.sa_query_req.action = WLAN_SA_QUERY_REQUEST; 681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(mgmt.u.action.u.sa_query_req.trans_id, trans_id, 691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_SA_QUERY_TR_ID_LEN); 701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt end = mgmt.u.action.u.sa_query_req.trans_id + WLAN_SA_QUERY_TR_ID_LEN; 711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, &mgmt, end - (u8 *) &mgmt, 0) < 0) 721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt perror("ieee802_11_send_sa_query_req: send"); 731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void ieee802_11_send_sa_query_resp(struct hostapd_data *hapd, 771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *sa, const u8 *trans_id) 781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct ieee80211_mgmt resp; 811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *end; 821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Received SA Query Request from " 841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MACSTR, MAC2STR(sa)); 851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID", 861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt trans_id, WLAN_SA_QUERY_TR_ID_LEN); 871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, sa); 891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL || !(sta->flags & WLAN_STA_ASSOC)) { 901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Ignore SA Query Request " 911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "from unassociated STA " MACSTR, MAC2STR(sa)); 921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Sending SA Query Response to " 961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MACSTR, MAC2STR(sa)); 971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memset(&resp, 0, sizeof(resp)); 991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt resp.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 1001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_FC_STYPE_ACTION); 1011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(resp.da, sa, ETH_ALEN); 1021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(resp.sa, hapd->own_addr, ETH_ALEN); 1031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(resp.bssid, hapd->own_addr, ETH_ALEN); 1041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt resp.u.action.category = WLAN_ACTION_SA_QUERY; 1051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt resp.u.action.u.sa_query_req.action = WLAN_SA_QUERY_RESPONSE; 1061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(resp.u.action.u.sa_query_req.trans_id, trans_id, 1071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WLAN_SA_QUERY_TR_ID_LEN); 1081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt end = resp.u.action.u.sa_query_req.trans_id + WLAN_SA_QUERY_TR_ID_LEN; 1091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hostapd_drv_send_mlme(hapd, &resp, end - (u8 *) &resp, 0) < 0) 1101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt perror("ieee80211_mgmt_sa_query_request: send"); 1111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 1121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtvoid ieee802_11_sa_query_action(struct hostapd_data *hapd, const u8 *sa, 1151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 action_type, const u8 *trans_id) 1161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 1171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct sta_info *sta; 1181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int i; 1191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (action_type == WLAN_SA_QUERY_REQUEST) { 1211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ieee802_11_send_sa_query_resp(hapd, sa, trans_id); 1221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 1231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (action_type != WLAN_SA_QUERY_RESPONSE) { 1261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Unexpected SA Query " 1271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "Action %d", action_type); 1281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 1291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: Received SA Query Response from " 1321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt MACSTR, MAC2STR(sa)); 1331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_hexdump(MSG_DEBUG, "IEEE 802.11: SA Query Transaction ID", 1341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt trans_id, WLAN_SA_QUERY_TR_ID_LEN); 1351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* MLME-SAQuery.confirm */ 1371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt sta = ap_get_sta(hapd, sa); 1391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (sta == NULL || sta->sa_query_trans_id == NULL) { 1401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: No matching STA with " 1411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "pending SA Query request found"); 1421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 1431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt for (i = 0; i < sta->sa_query_count; i++) { 1461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (os_memcmp(sta->sa_query_trans_id + 1471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt i * WLAN_SA_QUERY_TR_ID_LEN, 1481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt trans_id, WLAN_SA_QUERY_TR_ID_LEN) == 0) 1491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 1501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (i >= sta->sa_query_count) { 1531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "IEEE 802.11: No matching SA Query " 1541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "transaction identifier found"); 1551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 1561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 1571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 1591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt HOSTAPD_LEVEL_DEBUG, 1601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "Reply to pending SA Query received"); 1611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ap_sta_stop_sa_query(hapd, sta); 1621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 1631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_IEEE80211W */ 1651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_ext_capab(struct hostapd_data *hapd, u8 *eid) 1681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 1691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *pos = eid; 1701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 len = 0; 1711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->tdls & (TDLS_PROHIBIT | TDLS_PROHIBIT_CHAN_SWITCH)) 1731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt len = 5; 1741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (len < 4 && hapd->conf->interworking) 1751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt len = 4; 1761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (len == 0) 1771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 1781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_EID_EXT_CAPAB; 1801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = len; 1811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0x00; 1821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0x00; 1831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0x00; 1841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos = 0x00; 1861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->time_advertisement == 2) 1871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= 0x08; /* Bit 27 - UTC TSF Offset */ 1881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->interworking) 1891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= 0x80; /* Bit 31 - Interworking */ 1901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos++; 1911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (len < 5) 1931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return pos; 1941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos = 0x00; 1951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->tdls & TDLS_PROHIBIT) 1961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= 0x40; /* Bit 38 - TDLS Prohibited */ 1971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->tdls & TDLS_PROHIBIT_CHAN_SWITCH) 1981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= 0x80; /* Bit 39 - TDLS Channel Switching Prohibited */ 1991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos++; 2001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return pos; 2021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 2031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_interworking(struct hostapd_data *hapd, u8 *eid) 2061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 2071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *pos = eid; 2081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_INTERWORKING 2091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *len; 2101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!hapd->conf->interworking) 2121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 2131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_EID_INTERWORKING; 2151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt len = pos++; 2161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos = hapd->conf->access_network_type; 2181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->internet) 2191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= INTERWORKING_ANO_INTERNET; 2201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->asra) 2211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= INTERWORKING_ANO_ASRA; 2221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->esr) 2231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= INTERWORKING_ANO_ESR; 2241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->uesa) 2251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= INTERWORKING_ANO_UESA; 2261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos++; 2271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->venue_info_set) { 2291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = hapd->conf->venue_group; 2301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = hapd->conf->venue_type; 2311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 2321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!is_zero_ether_addr(hapd->conf->hessid)) { 2341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(pos, hapd->conf->hessid, ETH_ALEN); 2351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos += ETH_ALEN; 2361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 2371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *len = pos - len - 1; 2391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_INTERWORKING */ 2401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return pos; 2421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 2431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_adv_proto(struct hostapd_data *hapd, u8 *eid) 2461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 2471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *pos = eid; 2481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_INTERWORKING 2491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* TODO: Separate configuration for ANQP? */ 2511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!hapd->conf->interworking) 2521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 2531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_EID_ADV_PROTO; 2551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 2; 2561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0x7F; /* Query Response Length Limit | PAME-BI */ 2571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = ACCESS_NETWORK_QUERY_PROTOCOL; 2581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_INTERWORKING */ 2591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return pos; 2611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 2621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_roaming_consortium(struct hostapd_data *hapd, u8 *eid) 2651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 2661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *pos = eid; 2671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#ifdef CONFIG_INTERWORKING 2681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *len; 2691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt unsigned int i, count; 2701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!hapd->conf->interworking || 2721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd->conf->roaming_consortium == NULL || 2731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd->conf->roaming_consortium_count == 0) 2741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 2751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_EID_ROAMING_CONSORTIUM; 2771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt len = pos++; 2781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Number of ANQP OIs (in addition to the max 3 listed here) */ 2801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->roaming_consortium_count > 3 + 255) 2811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 255; 2821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else if (hapd->conf->roaming_consortium_count > 3) 2831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = hapd->conf->roaming_consortium_count - 3; 2841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 2851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; 2861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* OU #1 and #2 Lengths */ 2881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos = hapd->conf->roaming_consortium[0].len; 2891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->roaming_consortium_count > 1) 2901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos |= hapd->conf->roaming_consortium[1].len << 4; 2911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos++; 2921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->roaming_consortium_count > 3) 2941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt count = 3; 2951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 2961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt count = hapd->conf->roaming_consortium_count; 2971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 2981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt for (i = 0; i < count; i++) { 2991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(pos, hapd->conf->roaming_consortium[i].oi, 3001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd->conf->roaming_consortium[i].len); 3011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos += hapd->conf->roaming_consortium[i].len; 3021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 3031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *len = pos - len - 1; 3051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#endif /* CONFIG_INTERWORKING */ 3061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return pos; 3081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 3091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_time_adv(struct hostapd_data *hapd, u8 *eid) 3121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 3131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->time_advertisement != 2) 3141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 3151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->time_adv == NULL && 3171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hostapd_update_time_adv(hapd) < 0) 3181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 3191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->time_adv == NULL) 3211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 3221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(eid, wpabuf_head(hapd->time_adv), 3241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpabuf_len(hapd->time_adv)); 3251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt eid += wpabuf_len(hapd->time_adv); 3261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 3281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 3291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu8 * hostapd_eid_time_zone(struct hostapd_data *hapd, u8 *eid) 3321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 3331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len; 3341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3351f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->time_advertisement != 2) 3361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 3371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt len = os_strlen(hapd->conf->time_zone); 3391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *eid++ = WLAN_EID_TIME_ZONE; 3411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *eid++ = len; 3421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcpy(eid, hapd->conf->time_zone, len); 3431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt eid += len; 3441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return eid; 3461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 3471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint hostapd_update_time_adv(struct hostapd_data *hapd) 3501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 3511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const int elen = 2 + 1 + 10 + 5 + 1; 3521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct os_time t; 3531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct os_tm tm; 3541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt u8 *pos; 3551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->conf->time_advertisement != 2) 3571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 3581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (os_get_time(&t) < 0 || os_gmtime(t.sec, &tm) < 0) 3601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return -1; 3611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!hapd->time_adv) { 3631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt hapd->time_adv = wpabuf_alloc(elen); 3641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (hapd->time_adv == NULL) 3651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return -1; 3661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos = wpabuf_put(hapd->time_adv, elen); 3671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } else 3681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos = wpabuf_mhead_u8(hapd->time_adv); 3691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = WLAN_EID_TIME_ADVERTISEMENT; 3711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 1 + 10 + 5 + 1; 3721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 2; /* UTC time at which the TSF timer is 0 */ 3741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Time Value at TSF 0 */ 3761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* FIX: need to calculate this based on the current TSF value */ 3771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WPA_PUT_LE16(pos, tm.year); /* Year */ 3781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos += 2; 3791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = tm.month; /* Month */ 3801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = tm.day; /* Day of month */ 3811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = tm.hour; /* Hours */ 3821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = tm.min; /* Minutes */ 3831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = tm.sec; /* Seconds */ 3841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt WPA_PUT_LE16(pos, 0); /* Milliseconds (not used) */ 3851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt pos += 2; 3861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; /* Reserved */ 3871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Time Error */ 3891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* TODO: fill in an estimate on the error */ 3901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; 3911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; 3921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; 3931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; 3941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = 0; 3951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt *pos++ = hapd->time_update_counter++; 3971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 3981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 3991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 400