void wpa_supplicant_conf_ap_ht(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, struct hostapd_config *conf) { /* TODO: enable HT40 if driver supports it; * drop to 11b if driver does not support 11g */ #ifdef CONFIG_IEEE80211N /* * Enable HT20 if the driver supports it, by setting conf->ieee80211n * and a mask of allowed capabilities within conf->ht_capab. * Using default config settings for: conf->ht_op_mode_fixed, * conf->secondary_channel, conf->require_ht */ if (wpa_s->hw.modes) { struct hostapd_hw_modes *mode = NULL; int i, no_ht = 0; for (i = 0; i < wpa_s->hw.num_modes; i++) { if (wpa_s->hw.modes[i].mode == conf->hw_mode) { mode = &wpa_s->hw.modes[i]; break; } } #ifdef CONFIG_HT_OVERRIDES if (ssid->disable_ht) { conf->ieee80211n = 0; conf->ht_capab = 0; no_ht = 1; } #endif /* CONFIG_HT_OVERRIDES */ if (!no_ht && mode && mode->ht_capab) { conf->ieee80211n = 1; #ifdef CONFIG_P2P if (conf->hw_mode == HOSTAPD_MODE_IEEE80211A && (mode->ht_capab & HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) && ssid->ht40) conf->secondary_channel = wpas_p2p_get_ht40_mode(wpa_s, mode, conf->channel); if (conf->secondary_channel) conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; #endif /* CONFIG_P2P */ /* * white-list capabilities that won't cause issues * to connecting stations, while leaving the current * capabilities intact (currently disabled SMPS). */ conf->ht_capab |= mode->ht_capab & (HT_CAP_INFO_GREEN_FIELD | HT_CAP_INFO_SHORT_GI20MHZ | HT_CAP_INFO_SHORT_GI40MHZ | HT_CAP_INFO_RX_STBC_MASK | HT_CAP_INFO_TX_STBC | HT_CAP_INFO_MAX_AMSDU_SIZE); if (mode->vht_capab && ssid->vht) { conf->ieee80211ac = 1; wpas_conf_ap_vht(wpa_s, conf, mode); } } } #endif /* CONFIG_IEEE80211N */ }
int wpa_supplicant_conf_ap_ht(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, struct hostapd_config *conf) { conf->hw_mode = ieee80211_freq_to_chan(ssid->frequency, &conf->channel); if (conf->hw_mode == NUM_HOSTAPD_MODES) { wpa_printf(MSG_ERROR, "Unsupported AP mode frequency: %d MHz", ssid->frequency); return -1; } /* TODO: enable HT40 if driver supports it; * drop to 11b if driver does not support 11g */ #ifdef CONFIG_IEEE80211N /* * Enable HT20 if the driver supports it, by setting conf->ieee80211n * and a mask of allowed capabilities within conf->ht_capab. * Using default config settings for: conf->ht_op_mode_fixed, * conf->secondary_channel, conf->require_ht */ if (wpa_s->hw.modes) { struct hostapd_hw_modes *mode = NULL; int i, no_ht = 0; for (i = 0; i < wpa_s->hw.num_modes; i++) { if (wpa_s->hw.modes[i].mode == conf->hw_mode) { mode = &wpa_s->hw.modes[i]; break; } } #ifdef CONFIG_HT_OVERRIDES if (ssid->disable_ht) { conf->ieee80211n = 0; conf->ht_capab = 0; no_ht = 1; } #endif /* CONFIG_HT_OVERRIDES */ if (!no_ht && mode && mode->ht_capab) { conf->ieee80211n = 1; #ifdef CONFIG_P2P if (conf->hw_mode == HOSTAPD_MODE_IEEE80211A && (mode->ht_capab & HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) && ssid->ht40) conf->secondary_channel = wpas_p2p_get_ht40_mode(wpa_s, mode, conf->channel); if (conf->secondary_channel) conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; #endif /* CONFIG_P2P */ /* * white-list capabilities that won't cause issues * to connecting stations, while leaving the current * capabilities intact (currently disabled SMPS). */ conf->ht_capab |= mode->ht_capab & (HT_CAP_INFO_GREEN_FIELD | HT_CAP_INFO_SHORT_GI20MHZ | HT_CAP_INFO_SHORT_GI40MHZ | HT_CAP_INFO_RX_STBC_MASK | HT_CAP_INFO_TX_STBC | HT_CAP_INFO_MAX_AMSDU_SIZE); if (mode->vht_capab && ssid->vht) { conf->ieee80211ac = 1; wpas_conf_ap_vht(wpa_s, conf, mode); } } } if (conf->secondary_channel) { struct wpa_supplicant *iface; for (iface = wpa_s->global->ifaces; iface; iface = iface->next) { if (iface == wpa_s || iface->wpa_state < WPA_AUTHENTICATING || (int) iface->assoc_freq != ssid->frequency) continue; /* * Do not allow 40 MHz co-ex PRI/SEC switch to force us * to change our PRI channel since we have an existing, * concurrent connection on that channel and doing * multi-channel concurrency is likely to cause more * harm than using different PRI/SEC selection in * environment with multiple BSSes on these two channels * with mixed 20 MHz or PRI channel selection. */ conf->no_pri_sec_switch = 1; } } #endif /* CONFIG_IEEE80211N */ return 0; }
static int wpa_supplicant_conf_ap(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, struct hostapd_config *conf) { struct hostapd_bss_config *bss = &conf->bss[0]; conf->driver = wpa_s->driver; os_strlcpy(bss->iface, wpa_s->ifname, sizeof(bss->iface)); conf->hw_mode = ieee80211_freq_to_chan(ssid->frequency, &conf->channel); if (conf->hw_mode == NUM_HOSTAPD_MODES) { wpa_printf(MSG_ERROR, "Unsupported AP mode frequency: %d MHz", ssid->frequency); return -1; } /* TODO: enable HT40 if driver supports it; * drop to 11b if driver does not support 11g */ #ifdef CONFIG_IEEE80211N /* * Enable HT20 if the driver supports it, by setting conf->ieee80211n * and a mask of allowed capabilities within conf->ht_capab. * Using default config settings for: conf->ht_op_mode_fixed, * conf->secondary_channel, conf->require_ht */ if (wpa_s->hw.modes) { struct hostapd_hw_modes *mode = NULL; int i, no_ht = 0; for (i = 0; i < wpa_s->hw.num_modes; i++) { if (wpa_s->hw.modes[i].mode == conf->hw_mode) { mode = &wpa_s->hw.modes[i]; break; } } #ifdef CONFIG_HT_OVERRIDES if (ssid->disable_ht) { conf->ieee80211n = 0; conf->ht_capab = 0; no_ht = 1; } #endif /* CONFIG_HT_OVERRIDES */ if (!no_ht && mode && mode->ht_capab) { conf->ieee80211n = 1; #ifdef CONFIG_P2P if (conf->hw_mode == HOSTAPD_MODE_IEEE80211A && (mode->ht_capab & HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) && ssid->ht40) conf->secondary_channel = wpas_p2p_get_ht40_mode(wpa_s, mode, conf->channel); if (conf->secondary_channel) conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; #endif /* CONFIG_P2P */ /* * white-list capabilities that won't cause issues * to connecting stations, while leaving the current * capabilities intact (currently disabled SMPS). */ conf->ht_capab |= mode->ht_capab & (HT_CAP_INFO_GREEN_FIELD | HT_CAP_INFO_SHORT_GI20MHZ | HT_CAP_INFO_SHORT_GI40MHZ | HT_CAP_INFO_RX_STBC_MASK | HT_CAP_INFO_MAX_AMSDU_SIZE); } } #endif /* CONFIG_IEEE80211N */ #ifdef CONFIG_P2P if (conf->hw_mode == HOSTAPD_MODE_IEEE80211G && (ssid->mode == WPAS_MODE_P2P_GO || ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)) { /* Remove 802.11b rates from supported and basic rate sets */ int *list = os_malloc(4 * sizeof(int)); if (list) { list[0] = 60; list[1] = 120; list[2] = 240; list[3] = -1; } conf->basic_rates = list; list = os_malloc(9 * sizeof(int)); if (list) { list[0] = 60; list[1] = 90; list[2] = 120; list[3] = 180; list[4] = 240; list[5] = 360; list[6] = 480; list[7] = 540; list[8] = -1; } conf->supported_rates = list; } bss->isolate = !wpa_s->conf->p2p_intra_bss; bss->force_per_enrollee_psk = wpa_s->global->p2p_per_sta_psk; #endif /* CONFIG_P2P */ if (ssid->ssid_len == 0) { wpa_printf(MSG_ERROR, "No SSID configured for AP mode"); return -1; } os_memcpy(bss->ssid.ssid, ssid->ssid, ssid->ssid_len); bss->ssid.ssid_len = ssid->ssid_len; bss->ssid.ssid_set = 1; bss->ignore_broadcast_ssid = ssid->ignore_broadcast_ssid; if (ssid->auth_alg) bss->auth_algs = ssid->auth_alg; if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt)) bss->wpa = ssid->proto; bss->wpa_key_mgmt = ssid->key_mgmt; bss->wpa_pairwise = ssid->pairwise_cipher; if (ssid->psk_set) { os_free(bss->ssid.wpa_psk); bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk)); if (bss->ssid.wpa_psk == NULL) return -1; os_memcpy(bss->ssid.wpa_psk->psk, ssid->psk, PMK_LEN); bss->ssid.wpa_psk->group = 1; } else if (ssid->passphrase) { bss->ssid.wpa_passphrase = os_strdup(ssid->passphrase); } else if (ssid->wep_key_len[0] || ssid->wep_key_len[1] || ssid->wep_key_len[2] || ssid->wep_key_len[3]) { struct hostapd_wep_keys *wep = &bss->ssid.wep; int i; for (i = 0; i < NUM_WEP_KEYS; i++) { if (ssid->wep_key_len[i] == 0) continue; wep->key[i] = os_malloc(ssid->wep_key_len[i]); if (wep->key[i] == NULL) return -1; os_memcpy(wep->key[i], ssid->wep_key[i], ssid->wep_key_len[i]); wep->len[i] = ssid->wep_key_len[i]; } wep->idx = ssid->wep_tx_keyidx; wep->keys_set = 1; } if (ssid->ap_max_inactivity) bss->ap_max_inactivity = ssid->ap_max_inactivity; if (ssid->dtim_period) bss->dtim_period = ssid->dtim_period; else if (wpa_s->conf->dtim_period) bss->dtim_period = wpa_s->conf->dtim_period; if (ssid->beacon_int) conf->beacon_int = ssid->beacon_int; else if (wpa_s->conf->beacon_int) conf->beacon_int = wpa_s->conf->beacon_int; if ((bss->wpa & 2) && bss->rsn_pairwise == 0) bss->rsn_pairwise = bss->wpa_pairwise; bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, bss->wpa_pairwise, bss->rsn_pairwise); if (bss->wpa && bss->ieee802_1x) bss->ssid.security_policy = SECURITY_WPA; else if (bss->wpa) bss->ssid.security_policy = SECURITY_WPA_PSK; else if (bss->ieee802_1x) { int cipher = WPA_CIPHER_NONE; bss->ssid.security_policy = SECURITY_IEEE_802_1X; bss->ssid.wep.default_len = bss->default_wep_key_len; if (bss->default_wep_key_len) cipher = bss->default_wep_key_len >= 13 ? WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40; bss->wpa_group = cipher; bss->wpa_pairwise = cipher; bss->rsn_pairwise = cipher; } else if (bss->ssid.wep.keys_set) { int cipher = WPA_CIPHER_WEP40; if (bss->ssid.wep.len[0] >= 13) cipher = WPA_CIPHER_WEP104; bss->ssid.security_policy = SECURITY_STATIC_WEP; bss->wpa_group = cipher; bss->wpa_pairwise = cipher; bss->rsn_pairwise = cipher; } else { bss->ssid.security_policy = SECURITY_PLAINTEXT; bss->wpa_group = WPA_CIPHER_NONE; bss->wpa_pairwise = WPA_CIPHER_NONE; bss->rsn_pairwise = WPA_CIPHER_NONE; } if (bss->wpa_group_rekey < 86400 && (bss->wpa & 2) && (bss->wpa_group == WPA_CIPHER_CCMP || bss->wpa_group == WPA_CIPHER_GCMP)) { /* * Strong ciphers do not need frequent rekeying, so increase * the default GTK rekeying period to 24 hours. */ bss->wpa_group_rekey = 86400; } #ifdef CONFIG_WPS /* * Enable WPS by default for open and WPA/WPA2-Personal network, but * require user interaction to actually use it. Only the internal * Registrar is supported. */ if (bss->ssid.security_policy != SECURITY_WPA_PSK && bss->ssid.security_policy != SECURITY_PLAINTEXT) goto no_wps; #ifdef CONFIG_WPS2 if (bss->ssid.security_policy == SECURITY_WPA_PSK && (!(bss->rsn_pairwise & WPA_CIPHER_CCMP) || !(bss->wpa & 2))) goto no_wps; /* WPS2 does not allow WPA/TKIP-only * configuration */ #endif /* CONFIG_WPS2 */ bss->eap_server = 1; if (!ssid->ignore_broadcast_ssid) bss->wps_state = 2; bss->ap_setup_locked = 2; if (wpa_s->conf->config_methods) bss->config_methods = os_strdup(wpa_s->conf->config_methods); os_memcpy(bss->device_type, wpa_s->conf->device_type, WPS_DEV_TYPE_LEN); if (wpa_s->conf->device_name) { bss->device_name = os_strdup(wpa_s->conf->device_name); bss->friendly_name = os_strdup(wpa_s->conf->device_name); } if (wpa_s->conf->manufacturer) bss->manufacturer = os_strdup(wpa_s->conf->manufacturer); if (wpa_s->conf->model_name) bss->model_name = os_strdup(wpa_s->conf->model_name); if (wpa_s->conf->model_number) bss->model_number = os_strdup(wpa_s->conf->model_number); if (wpa_s->conf->serial_number) bss->serial_number = os_strdup(wpa_s->conf->serial_number); if (is_nil_uuid(wpa_s->conf->uuid)) os_memcpy(bss->uuid, wpa_s->wps->uuid, WPS_UUID_LEN); else os_memcpy(bss->uuid, wpa_s->conf->uuid, WPS_UUID_LEN); os_memcpy(bss->os_version, wpa_s->conf->os_version, 4); bss->pbc_in_m1 = wpa_s->conf->pbc_in_m1; no_wps: #endif /* CONFIG_WPS */ if (wpa_s->max_stations && wpa_s->max_stations < wpa_s->conf->max_num_sta) bss->max_num_sta = wpa_s->max_stations; else bss->max_num_sta = wpa_s->conf->max_num_sta; bss->disassoc_low_ack = wpa_s->conf->disassoc_low_ack; if (wpa_s->conf->ap_vendor_elements) { bss->vendor_elements = wpabuf_dup(wpa_s->conf->ap_vendor_elements); } return 0; }