X-Git-Url: http://www.project-moonshot.org/gitweb/?a=blobdiff_plain;f=libeap%2Fsrc%2Fap%2Fhostapd.c;fp=libeap%2Fsrc%2Fap%2Fhostapd.c;h=0000000000000000000000000000000000000000;hb=38791e2c8e2c94ed906593931831bda6577d5346;hp=cd9e87b88735d967d638a8dbc1860681989bacad;hpb=1d91db0ace57f0b63665c0303eae0b347debaef7;p=mech_eap.git diff --git a/libeap/src/ap/hostapd.c b/libeap/src/ap/hostapd.c deleted file mode 100644 index cd9e87b..0000000 --- a/libeap/src/ap/hostapd.c +++ /dev/null @@ -1,904 +0,0 @@ -/* - * hostapd / Initialization and configuration - * Copyright (c) 2002-2009, Jouni Malinen - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Alternatively, this software may be distributed under the terms of BSD - * license. - * - * See README and COPYING for more details. - */ - -#include "utils/includes.h" - -#include "utils/common.h" -#include "utils/eloop.h" -#include "common/ieee802_11_defs.h" -#include "radius/radius_client.h" -#include "drivers/driver.h" -#include "hostapd.h" -#include "authsrv.h" -#include "sta_info.h" -#include "accounting.h" -#include "ap_list.h" -#include "beacon.h" -#include "iapp.h" -#include "ieee802_1x.h" -#include "ieee802_11_auth.h" -#include "vlan_init.h" -#include "wpa_auth.h" -#include "wps_hostapd.h" -#include "hw_features.h" -#include "wpa_auth_glue.h" -#include "ap_drv_ops.h" -#include "ap_config.h" -#include "p2p_hostapd.h" - - -static int hostapd_flush_old_stations(struct hostapd_data *hapd); -static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd); - -extern int wpa_debug_level; - - -int hostapd_reload_config(struct hostapd_iface *iface) -{ - struct hostapd_data *hapd = iface->bss[0]; - struct hostapd_config *newconf, *oldconf; - size_t j; - - if (iface->config_read_cb == NULL) - return -1; - newconf = iface->config_read_cb(iface->config_fname); - if (newconf == NULL) - return -1; - - /* - * Deauthenticate all stations since the new configuration may not - * allow them to use the BSS anymore. - */ - for (j = 0; j < iface->num_bss; j++) - hostapd_flush_old_stations(iface->bss[j]); - -#ifndef CONFIG_NO_RADIUS - /* TODO: update dynamic data based on changed configuration - * items (e.g., open/close sockets, etc.) */ - radius_client_flush(hapd->radius, 0); -#endif /* CONFIG_NO_RADIUS */ - - oldconf = hapd->iconf; - hapd->iconf = newconf; - hapd->conf = &newconf->bss[0]; - iface->conf = newconf; - - if (hostapd_setup_wpa_psk(hapd->conf)) { - wpa_printf(MSG_ERROR, "Failed to re-configure WPA PSK " - "after reloading configuration"); - } - - if (hapd->conf->ieee802_1x || hapd->conf->wpa) - hapd->drv.set_drv_ieee8021x(hapd, hapd->conf->iface, 1); - else - hapd->drv.set_drv_ieee8021x(hapd, hapd->conf->iface, 0); - - if (hapd->conf->wpa && hapd->wpa_auth == NULL) - hostapd_setup_wpa(hapd); - else if (hapd->conf->wpa) { - const u8 *wpa_ie; - size_t wpa_ie_len; - hostapd_reconfig_wpa(hapd); - wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len); - if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) - wpa_printf(MSG_ERROR, "Failed to configure WPA IE for " - "the kernel driver."); - } else if (hapd->wpa_auth) { - wpa_deinit(hapd->wpa_auth); - hapd->wpa_auth = NULL; - hostapd_set_privacy(hapd, 0); - hostapd_setup_encryption(hapd->conf->iface, hapd); - hostapd_set_generic_elem(hapd, (u8 *) "", 0); - } - - ieee802_11_set_beacon(hapd); - hostapd_update_wps(hapd); - - if (hapd->conf->ssid.ssid_set && - hostapd_set_ssid(hapd, (u8 *) hapd->conf->ssid.ssid, - hapd->conf->ssid.ssid_len)) { - wpa_printf(MSG_ERROR, "Could not set SSID for kernel driver"); - /* try to continue */ - } - - hostapd_config_free(oldconf); - - wpa_printf(MSG_DEBUG, "Reconfigured interface %s", hapd->conf->iface); - - return 0; -} - - -static void hostapd_broadcast_key_clear_iface(struct hostapd_data *hapd, - char *ifname) -{ - int i; - - for (i = 0; i < NUM_WEP_KEYS; i++) { - if (hapd->drv.set_key(ifname, hapd, WPA_ALG_NONE, NULL, i, - i == 0 ? 1 : 0, NULL, 0, NULL, 0)) { - wpa_printf(MSG_DEBUG, "Failed to clear default " - "encryption keys (ifname=%s keyidx=%d)", - ifname, i); - } - } -#ifdef CONFIG_IEEE80211W - if (hapd->conf->ieee80211w) { - for (i = NUM_WEP_KEYS; i < NUM_WEP_KEYS + 2; i++) { - if (hapd->drv.set_key(ifname, hapd, WPA_ALG_NONE, NULL, - i, i == 0 ? 1 : 0, NULL, 0, - NULL, 0)) { - wpa_printf(MSG_DEBUG, "Failed to clear " - "default mgmt encryption keys " - "(ifname=%s keyidx=%d)", ifname, i); - } - } - } -#endif /* CONFIG_IEEE80211W */ -} - - -static int hostapd_broadcast_wep_clear(struct hostapd_data *hapd) -{ - hostapd_broadcast_key_clear_iface(hapd, hapd->conf->iface); - return 0; -} - - -static int hostapd_broadcast_wep_set(struct hostapd_data *hapd) -{ - int errors = 0, idx; - struct hostapd_ssid *ssid = &hapd->conf->ssid; - - idx = ssid->wep.idx; - if (ssid->wep.default_len && - hapd->drv.set_key(hapd->conf->iface, - hapd, WPA_ALG_WEP, NULL, idx, - idx == ssid->wep.idx, - NULL, 0, ssid->wep.key[idx], - ssid->wep.len[idx])) { - wpa_printf(MSG_WARNING, "Could not set WEP encryption."); - errors++; - } - - if (ssid->dyn_vlan_keys) { - size_t i; - for (i = 0; i <= ssid->max_dyn_vlan_keys; i++) { - const char *ifname; - struct hostapd_wep_keys *key = ssid->dyn_vlan_keys[i]; - if (key == NULL) - continue; - ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, - i); - if (ifname == NULL) - continue; - - idx = key->idx; - if (hapd->drv.set_key(ifname, hapd, WPA_ALG_WEP, NULL, - idx, idx == key->idx, NULL, 0, - key->key[idx], key->len[idx])) { - wpa_printf(MSG_WARNING, "Could not set " - "dynamic VLAN WEP encryption."); - errors++; - } - } - } - - return errors; -} - -/** - * hostapd_cleanup - Per-BSS cleanup (deinitialization) - * @hapd: Pointer to BSS data - * - * This function is used to free all per-BSS data structures and resources. - * This gets called in a loop for each BSS between calls to - * hostapd_cleanup_iface_pre() and hostapd_cleanup_iface() when an interface - * is deinitialized. Most of the modules that are initialized in - * hostapd_setup_bss() are deinitialized here. - */ -static void hostapd_cleanup(struct hostapd_data *hapd) -{ - if (hapd->iface->ctrl_iface_deinit) - hapd->iface->ctrl_iface_deinit(hapd); - - iapp_deinit(hapd->iapp); - hapd->iapp = NULL; - accounting_deinit(hapd); - hostapd_deinit_wpa(hapd); - vlan_deinit(hapd); - hostapd_acl_deinit(hapd); -#ifndef CONFIG_NO_RADIUS - radius_client_deinit(hapd->radius); - hapd->radius = NULL; -#endif /* CONFIG_NO_RADIUS */ - - hostapd_deinit_wps(hapd); - - authsrv_deinit(hapd); - - if (hapd->interface_added && - hostapd_if_remove(hapd, WPA_IF_AP_BSS, hapd->conf->iface)) { - wpa_printf(MSG_WARNING, "Failed to remove BSS interface %s", - hapd->conf->iface); - } - - os_free(hapd->probereq_cb); - hapd->probereq_cb = NULL; - -#ifdef CONFIG_P2P - wpabuf_free(hapd->p2p_beacon_ie); - hapd->p2p_beacon_ie = NULL; - wpabuf_free(hapd->p2p_probe_resp_ie); - hapd->p2p_probe_resp_ie = NULL; -#endif /* CONFIG_P2P */ -} - - -/** - * hostapd_cleanup_iface_pre - Preliminary per-interface cleanup - * @iface: Pointer to interface data - * - * This function is called before per-BSS data structures are deinitialized - * with hostapd_cleanup(). - */ -static void hostapd_cleanup_iface_pre(struct hostapd_iface *iface) -{ -} - - -/** - * hostapd_cleanup_iface - Complete per-interface cleanup - * @iface: Pointer to interface data - * - * This function is called after per-BSS data structures are deinitialized - * with hostapd_cleanup(). - */ -static void hostapd_cleanup_iface(struct hostapd_iface *iface) -{ - hostapd_free_hw_features(iface->hw_features, iface->num_hw_features); - iface->hw_features = NULL; - os_free(iface->current_rates); - iface->current_rates = NULL; - ap_list_deinit(iface); - hostapd_config_free(iface->conf); - iface->conf = NULL; - - os_free(iface->config_fname); - os_free(iface->bss); - os_free(iface); -} - - -static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd) -{ - int i; - - hostapd_broadcast_wep_set(hapd); - - if (hapd->conf->ssid.wep.default_len) { - hostapd_set_privacy(hapd, 1); - return 0; - } - - for (i = 0; i < 4; i++) { - if (hapd->conf->ssid.wep.key[i] && - hapd->drv.set_key(iface, hapd, WPA_ALG_WEP, NULL, i, - i == hapd->conf->ssid.wep.idx, NULL, 0, - hapd->conf->ssid.wep.key[i], - hapd->conf->ssid.wep.len[i])) { - wpa_printf(MSG_WARNING, "Could not set WEP " - "encryption."); - return -1; - } - if (hapd->conf->ssid.wep.key[i] && - i == hapd->conf->ssid.wep.idx) - hostapd_set_privacy(hapd, 1); - } - - return 0; -} - - -static int hostapd_flush_old_stations(struct hostapd_data *hapd) -{ - int ret = 0; - - if (hostapd_drv_none(hapd) || hapd->drv_priv == NULL) - return 0; - - wpa_printf(MSG_DEBUG, "Flushing old station entries"); - if (hostapd_flush(hapd)) { - wpa_printf(MSG_WARNING, "Could not connect to kernel driver."); - ret = -1; - } - wpa_printf(MSG_DEBUG, "Deauthenticate all stations"); - - /* New Prism2.5/3 STA firmware versions seem to have issues with this - * broadcast deauth frame. This gets the firmware in odd state where - * nothing works correctly, so let's skip sending this for the hostap - * driver. */ - if (hapd->driver && os_strcmp(hapd->driver->name, "hostap") != 0) { - u8 addr[ETH_ALEN]; - os_memset(addr, 0xff, ETH_ALEN); - hapd->drv.sta_deauth(hapd, addr, - WLAN_REASON_PREV_AUTH_NOT_VALID); - } - - return ret; -} - - -/** - * hostapd_validate_bssid_configuration - Validate BSSID configuration - * @iface: Pointer to interface data - * Returns: 0 on success, -1 on failure - * - * This function is used to validate that the configured BSSIDs are valid. - */ -static int hostapd_validate_bssid_configuration(struct hostapd_iface *iface) -{ - u8 mask[ETH_ALEN] = { 0 }; - struct hostapd_data *hapd = iface->bss[0]; - unsigned int i = iface->conf->num_bss, bits = 0, j; - int res; - int auto_addr = 0; - - if (hostapd_drv_none(hapd)) - return 0; - - /* Generate BSSID mask that is large enough to cover the BSSIDs. */ - - /* Determine the bits necessary to cover the number of BSSIDs. */ - for (i--; i; i >>= 1) - bits++; - - /* Determine the bits necessary to any configured BSSIDs, - if they are higher than the number of BSSIDs. */ - for (j = 0; j < iface->conf->num_bss; j++) { - if (hostapd_mac_comp_empty(iface->conf->bss[j].bssid) == 0) { - if (j) - auto_addr++; - continue; - } - - for (i = 0; i < ETH_ALEN; i++) { - mask[i] |= - iface->conf->bss[j].bssid[i] ^ - hapd->own_addr[i]; - } - } - - if (!auto_addr) - goto skip_mask_ext; - - for (i = 0; i < ETH_ALEN && mask[i] == 0; i++) - ; - j = 0; - if (i < ETH_ALEN) { - j = (5 - i) * 8; - - while (mask[i] != 0) { - mask[i] >>= 1; - j++; - } - } - - if (bits < j) - bits = j; - - if (bits > 40) { - wpa_printf(MSG_ERROR, "Too many bits in the BSSID mask (%u)", - bits); - return -1; - } - - os_memset(mask, 0xff, ETH_ALEN); - j = bits / 8; - for (i = 5; i > 5 - j; i--) - mask[i] = 0; - j = bits % 8; - while (j--) - mask[i] <<= 1; - -skip_mask_ext: - wpa_printf(MSG_DEBUG, "BSS count %lu, BSSID mask " MACSTR " (%d bits)", - (unsigned long) iface->conf->num_bss, MAC2STR(mask), bits); - - res = hostapd_valid_bss_mask(hapd, hapd->own_addr, mask); - if (res == 0) - return 0; - - if (res < 0) { - wpa_printf(MSG_ERROR, "Driver did not accept BSSID mask " - MACSTR " for start address " MACSTR ".", - MAC2STR(mask), MAC2STR(hapd->own_addr)); - return -1; - } - - if (!auto_addr) - return 0; - - for (i = 0; i < ETH_ALEN; i++) { - if ((hapd->own_addr[i] & mask[i]) != hapd->own_addr[i]) { - wpa_printf(MSG_ERROR, "Invalid BSSID mask " MACSTR - " for start address " MACSTR ".", - MAC2STR(mask), MAC2STR(hapd->own_addr)); - wpa_printf(MSG_ERROR, "Start address must be the " - "first address in the block (i.e., addr " - "AND mask == addr)."); - return -1; - } - } - - return 0; -} - - -static int mac_in_conf(struct hostapd_config *conf, const void *a) -{ - size_t i; - - for (i = 0; i < conf->num_bss; i++) { - if (hostapd_mac_comp(conf->bss[i].bssid, a) == 0) { - return 1; - } - } - - return 0; -} - - - - -/** - * hostapd_setup_bss - Per-BSS setup (initialization) - * @hapd: Pointer to BSS data - * @first: Whether this BSS is the first BSS of an interface - * - * This function is used to initialize all per-BSS data structures and - * resources. This gets called in a loop for each BSS when an interface is - * initialized. Most of the modules that are initialized here will be - * deinitialized in hostapd_cleanup(). - */ -static int hostapd_setup_bss(struct hostapd_data *hapd, int first) -{ - struct hostapd_bss_config *conf = hapd->conf; - u8 ssid[HOSTAPD_MAX_SSID_LEN + 1]; - int ssid_len, set_ssid; - char force_ifname[IFNAMSIZ]; - u8 if_addr[ETH_ALEN]; - - if (!first) { - if (hostapd_mac_comp_empty(hapd->conf->bssid) == 0) { - /* Allocate the next available BSSID. */ - do { - inc_byte_array(hapd->own_addr, ETH_ALEN); - } while (mac_in_conf(hapd->iconf, hapd->own_addr)); - } else { - /* Allocate the configured BSSID. */ - os_memcpy(hapd->own_addr, hapd->conf->bssid, ETH_ALEN); - - if (hostapd_mac_comp(hapd->own_addr, - hapd->iface->bss[0]->own_addr) == - 0) { - wpa_printf(MSG_ERROR, "BSS '%s' may not have " - "BSSID set to the MAC address of " - "the radio", hapd->conf->iface); - return -1; - } - } - - hapd->interface_added = 1; - if (hostapd_if_add(hapd->iface->bss[0], WPA_IF_AP_BSS, - hapd->conf->iface, hapd->own_addr, hapd, - &hapd->drv_priv, force_ifname, if_addr)) { - wpa_printf(MSG_ERROR, "Failed to add BSS (BSSID=" - MACSTR ")", MAC2STR(hapd->own_addr)); - return -1; - } - } - - hostapd_flush_old_stations(hapd); - hostapd_set_privacy(hapd, 0); - - hostapd_broadcast_wep_clear(hapd); - if (hostapd_setup_encryption(hapd->conf->iface, hapd)) - return -1; - - /* - * Fetch the SSID from the system and use it or, - * if one was specified in the config file, verify they - * match. - */ - ssid_len = hostapd_get_ssid(hapd, ssid, sizeof(ssid)); - if (ssid_len < 0) { - wpa_printf(MSG_ERROR, "Could not read SSID from system"); - return -1; - } - if (conf->ssid.ssid_set) { - /* - * If SSID is specified in the config file and it differs - * from what is being used then force installation of the - * new SSID. - */ - set_ssid = (conf->ssid.ssid_len != (size_t) ssid_len || - os_memcmp(conf->ssid.ssid, ssid, ssid_len) != 0); - } else { - /* - * No SSID in the config file; just use the one we got - * from the system. - */ - set_ssid = 0; - conf->ssid.ssid_len = ssid_len; - os_memcpy(conf->ssid.ssid, ssid, conf->ssid.ssid_len); - conf->ssid.ssid[conf->ssid.ssid_len] = '\0'; - } - - if (!hostapd_drv_none(hapd)) { - wpa_printf(MSG_ERROR, "Using interface %s with hwaddr " MACSTR - " and ssid '%s'", - hapd->conf->iface, MAC2STR(hapd->own_addr), - hapd->conf->ssid.ssid); - } - - if (hostapd_setup_wpa_psk(conf)) { - wpa_printf(MSG_ERROR, "WPA-PSK setup failed."); - return -1; - } - - /* Set SSID for the kernel driver (to be used in beacon and probe - * response frames) */ - if (set_ssid && hostapd_set_ssid(hapd, (u8 *) conf->ssid.ssid, - conf->ssid.ssid_len)) { - wpa_printf(MSG_ERROR, "Could not set SSID for kernel driver"); - return -1; - } - - if (wpa_debug_level == MSG_MSGDUMP) - conf->radius->msg_dumps = 1; -#ifndef CONFIG_NO_RADIUS - hapd->radius = radius_client_init(hapd, conf->radius); - if (hapd->radius == NULL) { - wpa_printf(MSG_ERROR, "RADIUS client initialization failed."); - return -1; - } -#endif /* CONFIG_NO_RADIUS */ - - if (hostapd_acl_init(hapd)) { - wpa_printf(MSG_ERROR, "ACL initialization failed."); - return -1; - } - if (hostapd_init_wps(hapd, conf)) - return -1; - - if (authsrv_init(hapd) < 0) - return -1; - - if (ieee802_1x_init(hapd)) { - wpa_printf(MSG_ERROR, "IEEE 802.1X initialization failed."); - return -1; - } - - if (hapd->conf->wpa && hostapd_setup_wpa(hapd)) - return -1; - - if (accounting_init(hapd)) { - wpa_printf(MSG_ERROR, "Accounting initialization failed."); - return -1; - } - - if (hapd->conf->ieee802_11f && - (hapd->iapp = iapp_init(hapd, hapd->conf->iapp_iface)) == NULL) { - wpa_printf(MSG_ERROR, "IEEE 802.11F (IAPP) initialization " - "failed."); - return -1; - } - - if (hapd->iface->ctrl_iface_init && - hapd->iface->ctrl_iface_init(hapd)) { - wpa_printf(MSG_ERROR, "Failed to setup control interface"); - return -1; - } - - if (!hostapd_drv_none(hapd) && vlan_init(hapd)) { - wpa_printf(MSG_ERROR, "VLAN initialization failed."); - return -1; - } - - ieee802_11_set_beacon(hapd); - - return 0; -} - - -static void hostapd_tx_queue_params(struct hostapd_iface *iface) -{ - struct hostapd_data *hapd = iface->bss[0]; - int i; - struct hostapd_tx_queue_params *p; - - for (i = 0; i < NUM_TX_QUEUES; i++) { - p = &iface->conf->tx_queue[i]; - - if (!p->configured) - continue; - - if (hostapd_set_tx_queue_params(hapd, i, p->aifs, p->cwmin, - p->cwmax, p->burst)) { - wpa_printf(MSG_DEBUG, "Failed to set TX queue " - "parameters for queue %d.", i); - /* Continue anyway */ - } - } -} - - -static int setup_interface(struct hostapd_iface *iface) -{ - struct hostapd_data *hapd = iface->bss[0]; - size_t i; - char country[4]; - - /* - * Make sure that all BSSes get configured with a pointer to the same - * driver interface. - */ - for (i = 1; i < iface->num_bss; i++) { - iface->bss[i]->driver = hapd->driver; - iface->bss[i]->drv_priv = hapd->drv_priv; - } - - if (hostapd_validate_bssid_configuration(iface)) - return -1; - - if (hapd->iconf->country[0] && hapd->iconf->country[1]) { - os_memcpy(country, hapd->iconf->country, 3); - country[3] = '\0'; - if (hostapd_set_country(hapd, country) < 0) { - wpa_printf(MSG_ERROR, "Failed to set country code"); - return -1; - } - } - - if (hostapd_get_hw_features(iface)) { - /* Not all drivers support this yet, so continue without hw - * feature data. */ - } else { - int ret = hostapd_select_hw_mode(iface); - if (ret < 0) { - wpa_printf(MSG_ERROR, "Could not select hw_mode and " - "channel. (%d)", ret); - return -1; - } - ret = hostapd_check_ht_capab(iface); - if (ret < 0) - return -1; - if (ret == 1) { - wpa_printf(MSG_DEBUG, "Interface initialization will " - "be completed in a callback"); - return 0; - } - } - return hostapd_setup_interface_complete(iface, 0); -} - - -int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err) -{ - struct hostapd_data *hapd = iface->bss[0]; - size_t j; - u8 *prev_addr; - - if (err) { - wpa_printf(MSG_ERROR, "Interface initialization failed"); - eloop_terminate(); - return -1; - } - - wpa_printf(MSG_DEBUG, "Completing interface initialization"); - if (hapd->iconf->channel) { - iface->freq = hostapd_hw_get_freq(hapd, hapd->iconf->channel); - wpa_printf(MSG_DEBUG, "Mode: %s Channel: %d " - "Frequency: %d MHz", - hostapd_hw_mode_txt(hapd->iconf->hw_mode), - hapd->iconf->channel, iface->freq); - - if (hostapd_set_freq(hapd, hapd->iconf->hw_mode, iface->freq, - hapd->iconf->channel, - hapd->iconf->ieee80211n, - hapd->iconf->secondary_channel)) { - wpa_printf(MSG_ERROR, "Could not set channel for " - "kernel driver"); - return -1; - } - } - - if (hapd->iconf->rts_threshold > -1 && - hostapd_set_rts(hapd, hapd->iconf->rts_threshold)) { - wpa_printf(MSG_ERROR, "Could not set RTS threshold for " - "kernel driver"); - return -1; - } - - if (hapd->iconf->fragm_threshold > -1 && - hostapd_set_frag(hapd, hapd->iconf->fragm_threshold)) { - wpa_printf(MSG_ERROR, "Could not set fragmentation threshold " - "for kernel driver"); - return -1; - } - - prev_addr = hapd->own_addr; - - for (j = 0; j < iface->num_bss; j++) { - hapd = iface->bss[j]; - if (j) - os_memcpy(hapd->own_addr, prev_addr, ETH_ALEN); - if (hostapd_setup_bss(hapd, j == 0)) - return -1; - if (hostapd_mac_comp_empty(hapd->conf->bssid) == 0) - prev_addr = hapd->own_addr; - } - - hostapd_tx_queue_params(iface); - - ap_list_init(iface); - - if (hostapd_driver_commit(hapd) < 0) { - wpa_printf(MSG_ERROR, "%s: Failed to commit driver " - "configuration", __func__); - return -1; - } - - wpa_printf(MSG_DEBUG, "%s: Setup of interface done.", - iface->bss[0]->conf->iface); - - return 0; -} - - -/** - * hostapd_setup_interface - Setup of an interface - * @iface: Pointer to interface data. - * Returns: 0 on success, -1 on failure - * - * Initializes the driver interface, validates the configuration, - * and sets driver parameters based on the configuration. - * Flushes old stations, sets the channel, encryption, - * beacons, and WDS links based on the configuration. - */ -int hostapd_setup_interface(struct hostapd_iface *iface) -{ - int ret; - - ret = setup_interface(iface); - if (ret) { - wpa_printf(MSG_ERROR, "%s: Unable to setup interface.", - iface->bss[0]->conf->iface); - return -1; - } - - return 0; -} - - -/** - * hostapd_alloc_bss_data - Allocate and initialize per-BSS data - * @hapd_iface: Pointer to interface data - * @conf: Pointer to per-interface configuration - * @bss: Pointer to per-BSS configuration for this BSS - * Returns: Pointer to allocated BSS data - * - * This function is used to allocate per-BSS data structure. This data will be - * freed after hostapd_cleanup() is called for it during interface - * deinitialization. - */ -struct hostapd_data * -hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface, - struct hostapd_config *conf, - struct hostapd_bss_config *bss) -{ - struct hostapd_data *hapd; - - hapd = os_zalloc(sizeof(*hapd)); - if (hapd == NULL) - return NULL; - - hostapd_set_driver_ops(&hapd->drv); - hapd->new_assoc_sta_cb = hostapd_new_assoc_sta; - hapd->iconf = conf; - hapd->conf = bss; - hapd->iface = hapd_iface; - hapd->driver = hapd->iconf->driver; - - return hapd; -} - - -void hostapd_interface_deinit(struct hostapd_iface *iface) -{ - size_t j; - - if (iface == NULL) - return; - - hostapd_cleanup_iface_pre(iface); - for (j = 0; j < iface->num_bss; j++) { - struct hostapd_data *hapd = iface->bss[j]; - hostapd_free_stas(hapd); - hostapd_flush_old_stations(hapd); - hostapd_cleanup(hapd); - } -} - - -void hostapd_interface_free(struct hostapd_iface *iface) -{ - size_t j; - for (j = 0; j < iface->num_bss; j++) - os_free(iface->bss[j]); - hostapd_cleanup_iface(iface); -} - - -/** - * hostapd_new_assoc_sta - Notify that a new station associated with the AP - * @hapd: Pointer to BSS data - * @sta: Pointer to the associated STA data - * @reassoc: 1 to indicate this was a re-association; 0 = first association - * - * This function will be called whenever a station associates with the AP. It - * can be called from ieee802_11.c for drivers that export MLME to hostapd and - * from drv_callbacks.c based on driver events for drivers that take care of - * management frames (IEEE 802.11 authentication and association) internally. - */ -void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta, - int reassoc) -{ - if (hapd->tkip_countermeasures) { - hapd->drv.sta_deauth(hapd, sta->addr, - WLAN_REASON_MICHAEL_MIC_FAILURE); - return; - } - - hostapd_prune_associations(hapd, sta->addr); - - /* IEEE 802.11F (IAPP) */ - if (hapd->conf->ieee802_11f) - iapp_new_station(hapd->iapp, sta); - -#ifdef CONFIG_P2P - if (sta->p2p_ie == NULL && !sta->no_p2p_set) { - sta->no_p2p_set = 1; - hapd->num_sta_no_p2p++; - if (hapd->num_sta_no_p2p == 1) - hostapd_p2p_non_p2p_sta_connected(hapd); - } -#endif /* CONFIG_P2P */ - - /* Start accounting here, if IEEE 802.1X and WPA are not used. - * IEEE 802.1X/WPA code will start accounting after the station has - * been authorized. */ - if (!hapd->conf->ieee802_1x && !hapd->conf->wpa) - accounting_sta_start(hapd, sta); - - /* Start IEEE 802.1X authentication process for new stations */ - ieee802_1x_new_station(hapd, sta); - if (reassoc) { - if (sta->auth_alg != WLAN_AUTH_FT && - !(sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS))) - wpa_auth_sm_event(sta->wpa_sm, WPA_REAUTH); - } else - wpa_auth_sta_associated(hapd->wpa_auth, sta->wpa_sm); -}