/
ap_config.c
1698 lines (1435 loc) · 41.1 KB
/
ap_config.c
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/*
* hostapd / Configuration helper functions
* Copyright (c) 2003-2022, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#include "utils/includes.h"
#include "utils/common.h"
#include "crypto/sha1.h"
#include "crypto/tls.h"
#include "radius/radius_client.h"
#include "common/ieee802_11_defs.h"
#include "common/ieee802_1x_defs.h"
#include "common/eapol_common.h"
#include "common/dhcp.h"
#include "common/sae.h"
#include "eap_common/eap_wsc_common.h"
#include "eap_server/eap.h"
#include "wpa_auth.h"
#include "sta_info.h"
#include "airtime_policy.h"
#include "ap_config.h"
static void hostapd_config_free_vlan(struct hostapd_bss_config *bss)
{
struct hostapd_vlan *vlan, *prev;
vlan = bss->vlan;
prev = NULL;
while (vlan) {
prev = vlan;
vlan = vlan->next;
os_free(prev);
}
bss->vlan = NULL;
}
#ifndef DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES
#define DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES 0
#endif /* DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES */
void hostapd_config_defaults_bss(struct hostapd_bss_config *bss)
{
dl_list_init(&bss->anqp_elem);
bss->logger_syslog_level = HOSTAPD_LEVEL_INFO;
bss->logger_stdout_level = HOSTAPD_LEVEL_INFO;
bss->logger_syslog = (unsigned int) -1;
bss->logger_stdout = (unsigned int) -1;
#ifdef CONFIG_WEP
bss->auth_algs = WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED;
bss->wep_rekeying_period = 300;
/* use key0 in individual key and key1 in broadcast key */
bss->broadcast_key_idx_min = 1;
bss->broadcast_key_idx_max = 2;
#else /* CONFIG_WEP */
bss->auth_algs = WPA_AUTH_ALG_OPEN;
#endif /* CONFIG_WEP */
bss->eap_reauth_period = 3600;
bss->eap_active_authentication = 0;
bss->wpa_group_rekey = 600;
bss->wpa_gmk_rekey = 86400;
bss->wpa_deny_ptk0_rekey = PTK0_REKEY_ALLOW_ALWAYS;
bss->wpa_group_update_count = 4;
bss->wpa_pairwise_update_count = 4;
bss->wpa_disable_eapol_key_retries =
DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES;
bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK;
#ifdef CONFIG_NO_TKIP
bss->wpa_pairwise = WPA_CIPHER_CCMP;
bss->wpa_group = WPA_CIPHER_CCMP;
#else /* CONFIG_NO_TKIP */
bss->wpa_pairwise = WPA_CIPHER_TKIP;
bss->wpa_group = WPA_CIPHER_TKIP;
#endif /* CONFIG_NO_TKIP */
bss->rsn_pairwise = 0;
bss->max_num_sta = MAX_STA_COUNT;
bss->dtim_period = 2;
bss->radius_server_auth_port = 1812;
bss->eap_sim_db_timeout = 1;
bss->eap_sim_id = 3;
bss->ap_max_inactivity = AP_MAX_INACTIVITY;
bss->eapol_version = EAPOL_VERSION;
bss->max_listen_interval = 65535;
bss->pwd_group = 19; /* ECC: GF(p=256) */
bss->assoc_sa_query_max_timeout = 1000;
bss->assoc_sa_query_retry_timeout = 201;
bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
#ifdef EAP_SERVER_FAST
/* both anonymous and authenticated provisioning */
bss->eap_fast_prov = 3;
bss->pac_key_lifetime = 7 * 24 * 60 * 60;
bss->pac_key_refresh_time = 1 * 24 * 60 * 60;
#endif /* EAP_SERVER_FAST */
/* Set to -1 as defaults depends on HT in setup */
bss->wmm_enabled = -1;
#ifdef CONFIG_IEEE80211R_AP
bss->ft_over_ds = 1;
bss->rkh_pos_timeout = 86400;
bss->rkh_neg_timeout = 60;
bss->rkh_pull_timeout = 1000;
bss->rkh_pull_retries = 4;
bss->r0_key_lifetime = 1209600;
#endif /* CONFIG_IEEE80211R_AP */
bss->radius_das_time_window = 300;
bss->anti_clogging_threshold = 5;
bss->sae_sync = 5;
bss->gas_frag_limit = 1400;
#ifdef CONFIG_FILS
dl_list_init(&bss->fils_realms);
bss->fils_hlp_wait_time = 30;
bss->dhcp_server_port = DHCP_SERVER_PORT;
bss->dhcp_relay_port = DHCP_SERVER_PORT;
bss->fils_discovery_min_int = 20;
#endif /* CONFIG_FILS */
bss->broadcast_deauth = 1;
#ifdef CONFIG_MBO
bss->mbo_cell_data_conn_pref = -1;
#endif /* CONFIG_MBO */
/* Disable TLS v1.3 by default for now to avoid interoperability issue.
* This can be enabled by default once the implementation has been fully
* completed and tested with other implementations. */
bss->tls_flags = TLS_CONN_DISABLE_TLSv1_3;
bss->max_auth_rounds = 100;
bss->max_auth_rounds_short = 50;
bss->send_probe_response = 1;
#ifdef CONFIG_HS20
bss->hs20_release = (HS20_VERSION >> 4) + 1;
#endif /* CONFIG_HS20 */
#ifdef CONFIG_MACSEC
bss->mka_priority = DEFAULT_PRIO_NOT_KEY_SERVER;
bss->macsec_port = 1;
#endif /* CONFIG_MACSEC */
/* Default to strict CRL checking. */
bss->check_crl_strict = 1;
#ifdef CONFIG_TESTING_OPTIONS
bss->sae_commit_status = -1;
#endif /* CONFIG_TESTING_OPTIONS */
#ifdef CONFIG_PASN
/* comeback after 10 TUs */
bss->pasn_comeback_after = 10;
#endif /* CONFIG_PASN */
}
struct hostapd_config * hostapd_config_defaults(void)
{
#define ecw2cw(ecw) ((1 << (ecw)) - 1)
struct hostapd_config *conf;
struct hostapd_bss_config *bss;
const int aCWmin = 4, aCWmax = 10;
const struct hostapd_wmm_ac_params ac_bk =
{ aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */
const struct hostapd_wmm_ac_params ac_be =
{ aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */
const struct hostapd_wmm_ac_params ac_vi = /* video traffic */
{ aCWmin - 1, aCWmin, 2, 3008 / 32, 0 };
const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */
{ aCWmin - 2, aCWmin - 1, 2, 1504 / 32, 0 };
const struct hostapd_tx_queue_params txq_bk =
{ 7, ecw2cw(aCWmin), ecw2cw(aCWmax), 0 };
const struct hostapd_tx_queue_params txq_be =
{ 3, ecw2cw(aCWmin), 4 * (ecw2cw(aCWmin) + 1) - 1, 0};
const struct hostapd_tx_queue_params txq_vi =
{ 1, (ecw2cw(aCWmin) + 1) / 2 - 1, ecw2cw(aCWmin), 30};
const struct hostapd_tx_queue_params txq_vo =
{ 1, (ecw2cw(aCWmin) + 1) / 4 - 1,
(ecw2cw(aCWmin) + 1) / 2 - 1, 15};
#undef ecw2cw
conf = os_zalloc(sizeof(*conf));
bss = os_zalloc(sizeof(*bss));
if (conf == NULL || bss == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate memory for "
"configuration data.");
os_free(conf);
os_free(bss);
return NULL;
}
conf->bss = os_calloc(1, sizeof(struct hostapd_bss_config *));
if (conf->bss == NULL) {
os_free(conf);
os_free(bss);
return NULL;
}
conf->bss[0] = bss;
bss->radius = os_zalloc(sizeof(*bss->radius));
if (bss->radius == NULL) {
os_free(conf->bss);
os_free(conf);
os_free(bss);
return NULL;
}
hostapd_config_defaults_bss(bss);
conf->num_bss = 1;
conf->beacon_int = 100;
conf->rts_threshold = -2; /* use driver default: 2347 */
conf->fragm_threshold = -2; /* user driver default: 2346 */
/* Set to invalid value means do not add Power Constraint IE */
conf->local_pwr_constraint = -1;
conf->wmm_ac_params[0] = ac_be;
conf->wmm_ac_params[1] = ac_bk;
conf->wmm_ac_params[2] = ac_vi;
conf->wmm_ac_params[3] = ac_vo;
conf->tx_queue[0] = txq_vo;
conf->tx_queue[1] = txq_vi;
conf->tx_queue[2] = txq_be;
conf->tx_queue[3] = txq_bk;
conf->ht_capab = HT_CAP_INFO_SMPS_DISABLED;
conf->ap_table_max_size = 255;
conf->ap_table_expiration_time = 60;
conf->track_sta_max_age = 180;
#ifdef CONFIG_TESTING_OPTIONS
conf->ignore_probe_probability = 0.0;
conf->ignore_auth_probability = 0.0;
conf->ignore_assoc_probability = 0.0;
conf->ignore_reassoc_probability = 0.0;
conf->corrupt_gtk_rekey_mic_probability = 0.0;
conf->ecsa_ie_only = 0;
#endif /* CONFIG_TESTING_OPTIONS */
conf->acs = 0;
conf->acs_ch_list.num = 0;
#ifdef CONFIG_ACS
conf->acs_num_scans = 5;
#endif /* CONFIG_ACS */
#ifdef CONFIG_IEEE80211AX
conf->he_op.he_rts_threshold = HE_OPERATION_RTS_THRESHOLD_MASK >>
HE_OPERATION_RTS_THRESHOLD_OFFSET;
/* Set default basic MCS/NSS set to single stream MCS 0-7 */
conf->he_op.he_basic_mcs_nss_set = 0xfffc;
conf->he_op.he_bss_color_disabled = 1;
conf->he_op.he_bss_color_partial = 0;
conf->he_op.he_bss_color = os_random() % 63 + 1;
conf->he_op.he_twt_responder = 1;
conf->he_6ghz_max_mpdu = 2;
conf->he_6ghz_max_ampdu_len_exp = 7;
conf->he_6ghz_rx_ant_pat = 1;
conf->he_6ghz_tx_ant_pat = 1;
#endif /* CONFIG_IEEE80211AX */
/* The third octet of the country string uses an ASCII space character
* by default to indicate that the regulations encompass all
* environments for the current frequency band in the country. */
conf->country[2] = ' ';
conf->rssi_reject_assoc_rssi = 0;
conf->rssi_reject_assoc_timeout = 30;
#ifdef CONFIG_AIRTIME_POLICY
conf->airtime_update_interval = AIRTIME_DEFAULT_UPDATE_INTERVAL;
#endif /* CONFIG_AIRTIME_POLICY */
return conf;
}
int hostapd_mac_comp(const void *a, const void *b)
{
return os_memcmp(a, b, sizeof(macaddr));
}
static int hostapd_config_read_wpa_psk(const char *fname,
struct hostapd_ssid *ssid)
{
FILE *f;
char buf[128], *pos;
const char *keyid;
char *context;
char *context2;
char *token;
char *name;
char *value;
int line = 0, ret = 0, len, ok;
u8 addr[ETH_ALEN];
struct hostapd_wpa_psk *psk;
if (!fname)
return 0;
f = fopen(fname, "r");
if (!f) {
wpa_printf(MSG_ERROR, "WPA PSK file '%s' not found.", fname);
return -1;
}
while (fgets(buf, sizeof(buf), f)) {
int vlan_id = 0;
int wps = 0;
line++;
if (buf[0] == '#')
continue;
pos = buf;
while (*pos != '\0') {
if (*pos == '\n') {
*pos = '\0';
break;
}
pos++;
}
if (buf[0] == '\0')
continue;
context = NULL;
keyid = NULL;
while ((token = str_token(buf, " ", &context))) {
if (!os_strchr(token, '='))
break;
context2 = NULL;
name = str_token(token, "=", &context2);
if (!name)
break;
value = str_token(token, "", &context2);
if (!value)
value = "";
if (!os_strcmp(name, "keyid")) {
keyid = value;
} else if (!os_strcmp(name, "wps")) {
wps = atoi(value);
} else if (!os_strcmp(name, "vlanid")) {
vlan_id = atoi(value);
} else {
wpa_printf(MSG_ERROR,
"Unrecognized '%s=%s' on line %d in '%s'",
name, value, line, fname);
ret = -1;
break;
}
}
if (ret == -1)
break;
if (!token)
token = "";
if (hwaddr_aton(token, addr)) {
wpa_printf(MSG_ERROR,
"Invalid MAC address '%s' on line %d in '%s'",
token, line, fname);
ret = -1;
break;
}
psk = os_zalloc(sizeof(*psk));
if (psk == NULL) {
wpa_printf(MSG_ERROR, "WPA PSK allocation failed");
ret = -1;
break;
}
psk->vlan_id = vlan_id;
if (is_zero_ether_addr(addr))
psk->group = 1;
else
os_memcpy(psk->addr, addr, ETH_ALEN);
pos = str_token(buf, "", &context);
if (!pos) {
wpa_printf(MSG_ERROR, "No PSK on line %d in '%s'",
line, fname);
os_free(psk);
ret = -1;
break;
}
ok = 0;
len = os_strlen(pos);
if (len == 2 * PMK_LEN &&
hexstr2bin(pos, psk->psk, PMK_LEN) == 0)
ok = 1;
else if (len >= 8 && len < 64 &&
pbkdf2_sha1(pos, ssid->ssid, ssid->ssid_len,
4096, psk->psk, PMK_LEN) == 0)
ok = 1;
if (!ok) {
wpa_printf(MSG_ERROR,
"Invalid PSK '%s' on line %d in '%s'",
pos, line, fname);
os_free(psk);
ret = -1;
break;
}
if (keyid) {
len = os_strlcpy(psk->keyid, keyid, sizeof(psk->keyid));
if ((size_t) len >= sizeof(psk->keyid)) {
wpa_printf(MSG_ERROR,
"PSK keyid too long on line %d in '%s'",
line, fname);
os_free(psk);
ret = -1;
break;
}
}
psk->wps = wps;
psk->next = ssid->wpa_psk;
ssid->wpa_psk = psk;
}
fclose(f);
return ret;
}
static int hostapd_derive_psk(struct hostapd_ssid *ssid)
{
ssid->wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
if (ssid->wpa_psk == NULL) {
wpa_printf(MSG_ERROR, "Unable to alloc space for PSK");
return -1;
}
wpa_hexdump_ascii(MSG_DEBUG, "SSID",
(u8 *) ssid->ssid, ssid->ssid_len);
wpa_hexdump_ascii_key(MSG_DEBUG, "PSK (ASCII passphrase)",
(u8 *) ssid->wpa_passphrase,
os_strlen(ssid->wpa_passphrase));
pbkdf2_sha1(ssid->wpa_passphrase,
ssid->ssid, ssid->ssid_len,
4096, ssid->wpa_psk->psk, PMK_LEN);
wpa_hexdump_key(MSG_DEBUG, "PSK (from passphrase)",
ssid->wpa_psk->psk, PMK_LEN);
return 0;
}
int hostapd_setup_sae_pt(struct hostapd_bss_config *conf)
{
#ifdef CONFIG_SAE
struct hostapd_ssid *ssid = &conf->ssid;
struct sae_password_entry *pw;
if ((conf->sae_pwe == 0 && !hostapd_sae_pw_id_in_use(conf) &&
!hostapd_sae_pk_in_use(conf)) ||
conf->sae_pwe == 3 ||
!wpa_key_mgmt_sae(conf->wpa_key_mgmt))
return 0; /* PT not needed */
sae_deinit_pt(ssid->pt);
ssid->pt = NULL;
if (ssid->wpa_passphrase) {
ssid->pt = sae_derive_pt(conf->sae_groups, ssid->ssid,
ssid->ssid_len,
(const u8 *) ssid->wpa_passphrase,
os_strlen(ssid->wpa_passphrase),
NULL);
if (!ssid->pt)
return -1;
}
for (pw = conf->sae_passwords; pw; pw = pw->next) {
sae_deinit_pt(pw->pt);
pw->pt = sae_derive_pt(conf->sae_groups, ssid->ssid,
ssid->ssid_len,
(const u8 *) pw->password,
os_strlen(pw->password),
pw->identifier);
if (!pw->pt)
return -1;
}
#endif /* CONFIG_SAE */
return 0;
}
int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf)
{
struct hostapd_ssid *ssid = &conf->ssid;
if (hostapd_setup_sae_pt(conf) < 0)
return -1;
if (ssid->wpa_passphrase != NULL) {
if (ssid->wpa_psk != NULL) {
wpa_printf(MSG_DEBUG, "Using pre-configured WPA PSK "
"instead of passphrase");
} else {
wpa_printf(MSG_DEBUG, "Deriving WPA PSK based on "
"passphrase");
if (hostapd_derive_psk(ssid) < 0)
return -1;
}
ssid->wpa_psk->group = 1;
}
return hostapd_config_read_wpa_psk(ssid->wpa_psk_file, &conf->ssid);
}
static void hostapd_config_free_radius(struct hostapd_radius_server *servers,
int num_servers)
{
int i;
for (i = 0; i < num_servers; i++) {
os_free(servers[i].shared_secret);
}
os_free(servers);
}
struct hostapd_radius_attr *
hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type)
{
for (; attr; attr = attr->next) {
if (attr->type == type)
return attr;
}
return NULL;
}
struct hostapd_radius_attr * hostapd_parse_radius_attr(const char *value)
{
const char *pos;
char syntax;
struct hostapd_radius_attr *attr;
size_t len;
attr = os_zalloc(sizeof(*attr));
if (!attr)
return NULL;
attr->type = atoi(value);
pos = os_strchr(value, ':');
if (!pos) {
attr->val = wpabuf_alloc(1);
if (!attr->val) {
os_free(attr);
return NULL;
}
wpabuf_put_u8(attr->val, 0);
return attr;
}
pos++;
if (pos[0] == '\0' || pos[1] != ':') {
os_free(attr);
return NULL;
}
syntax = *pos++;
pos++;
switch (syntax) {
case 's':
attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
break;
case 'x':
len = os_strlen(pos);
if (len & 1)
break;
len /= 2;
attr->val = wpabuf_alloc(len);
if (!attr->val)
break;
if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
wpabuf_free(attr->val);
os_free(attr);
return NULL;
}
break;
case 'd':
attr->val = wpabuf_alloc(4);
if (attr->val)
wpabuf_put_be32(attr->val, atoi(pos));
break;
default:
os_free(attr);
return NULL;
}
if (!attr->val) {
os_free(attr);
return NULL;
}
return attr;
}
void hostapd_config_free_radius_attr(struct hostapd_radius_attr *attr)
{
struct hostapd_radius_attr *prev;
while (attr) {
prev = attr;
attr = attr->next;
wpabuf_free(prev->val);
os_free(prev);
}
}
void hostapd_config_free_eap_user(struct hostapd_eap_user *user)
{
hostapd_config_free_radius_attr(user->accept_attr);
os_free(user->identity);
bin_clear_free(user->password, user->password_len);
bin_clear_free(user->salt, user->salt_len);
os_free(user);
}
void hostapd_config_free_eap_users(struct hostapd_eap_user *user)
{
struct hostapd_eap_user *prev_user;
while (user) {
prev_user = user;
user = user->next;
hostapd_config_free_eap_user(prev_user);
}
}
#ifdef CONFIG_WEP
static void hostapd_config_free_wep(struct hostapd_wep_keys *keys)
{
int i;
for (i = 0; i < NUM_WEP_KEYS; i++) {
bin_clear_free(keys->key[i], keys->len[i]);
keys->key[i] = NULL;
}
}
#endif /* CONFIG_WEP */
void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk **l)
{
struct hostapd_wpa_psk *psk, *tmp;
for (psk = *l; psk;) {
tmp = psk;
psk = psk->next;
bin_clear_free(tmp, sizeof(*tmp));
}
*l = NULL;
}
static void hostapd_config_free_anqp_elem(struct hostapd_bss_config *conf)
{
struct anqp_element *elem;
while ((elem = dl_list_first(&conf->anqp_elem, struct anqp_element,
list))) {
dl_list_del(&elem->list);
wpabuf_free(elem->payload);
os_free(elem);
}
}
static void hostapd_config_free_fils_realms(struct hostapd_bss_config *conf)
{
#ifdef CONFIG_FILS
struct fils_realm *realm;
while ((realm = dl_list_first(&conf->fils_realms, struct fils_realm,
list))) {
dl_list_del(&realm->list);
os_free(realm);
}
#endif /* CONFIG_FILS */
}
static void hostapd_config_free_sae_passwords(struct hostapd_bss_config *conf)
{
struct sae_password_entry *pw, *tmp;
pw = conf->sae_passwords;
conf->sae_passwords = NULL;
while (pw) {
tmp = pw;
pw = pw->next;
str_clear_free(tmp->password);
os_free(tmp->identifier);
#ifdef CONFIG_SAE
sae_deinit_pt(tmp->pt);
#endif /* CONFIG_SAE */
#ifdef CONFIG_SAE_PK
sae_deinit_pk(tmp->pk);
#endif /* CONFIG_SAE_PK */
os_free(tmp);
}
}
#ifdef CONFIG_DPP2
static void hostapd_dpp_controller_conf_free(struct dpp_controller_conf *conf)
{
struct dpp_controller_conf *prev;
while (conf) {
prev = conf;
conf = conf->next;
os_free(prev);
}
}
#endif /* CONFIG_DPP2 */
void hostapd_config_free_bss(struct hostapd_bss_config *conf)
{
#if defined(CONFIG_WPS) || defined(CONFIG_HS20)
size_t i;
#endif
if (conf == NULL)
return;
hostapd_config_clear_wpa_psk(&conf->ssid.wpa_psk);
str_clear_free(conf->ssid.wpa_passphrase);
os_free(conf->ssid.wpa_psk_file);
#ifdef CONFIG_WEP
hostapd_config_free_wep(&conf->ssid.wep);
#endif /* CONFIG_WEP */
#ifdef CONFIG_FULL_DYNAMIC_VLAN
os_free(conf->ssid.vlan_tagged_interface);
#endif /* CONFIG_FULL_DYNAMIC_VLAN */
#ifdef CONFIG_SAE
sae_deinit_pt(conf->ssid.pt);
#endif /* CONFIG_SAE */
hostapd_config_free_eap_users(conf->eap_user);
os_free(conf->eap_user_sqlite);
os_free(conf->eap_req_id_text);
os_free(conf->erp_domain);
os_free(conf->accept_mac);
os_free(conf->deny_mac);
os_free(conf->nas_identifier);
if (conf->radius) {
hostapd_config_free_radius(conf->radius->auth_servers,
conf->radius->num_auth_servers);
hostapd_config_free_radius(conf->radius->acct_servers,
conf->radius->num_acct_servers);
os_free(conf->radius->force_client_dev);
}
hostapd_config_free_radius_attr(conf->radius_auth_req_attr);
hostapd_config_free_radius_attr(conf->radius_acct_req_attr);
os_free(conf->radius_req_attr_sqlite);
os_free(conf->rsn_preauth_interfaces);
os_free(conf->ctrl_interface);
os_free(conf->ca_cert);
os_free(conf->server_cert);
os_free(conf->server_cert2);
os_free(conf->private_key);
os_free(conf->private_key2);
os_free(conf->private_key_passwd);
os_free(conf->private_key_passwd2);
os_free(conf->check_cert_subject);
os_free(conf->ocsp_stapling_response);
os_free(conf->ocsp_stapling_response_multi);
os_free(conf->dh_file);
os_free(conf->openssl_ciphers);
os_free(conf->openssl_ecdh_curves);
os_free(conf->pac_opaque_encr_key);
os_free(conf->eap_fast_a_id);
os_free(conf->eap_fast_a_id_info);
os_free(conf->eap_sim_db);
os_free(conf->radius_server_clients);
os_free(conf->radius);
os_free(conf->radius_das_shared_secret);
hostapd_config_free_vlan(conf);
os_free(conf->time_zone);
#ifdef CONFIG_IEEE80211R_AP
{
struct ft_remote_r0kh *r0kh, *r0kh_prev;
struct ft_remote_r1kh *r1kh, *r1kh_prev;
r0kh = conf->r0kh_list;
conf->r0kh_list = NULL;
while (r0kh) {
r0kh_prev = r0kh;
r0kh = r0kh->next;
os_free(r0kh_prev);
}
r1kh = conf->r1kh_list;
conf->r1kh_list = NULL;
while (r1kh) {
r1kh_prev = r1kh;
r1kh = r1kh->next;
os_free(r1kh_prev);
}
}
#endif /* CONFIG_IEEE80211R_AP */
#ifdef CONFIG_WPS
os_free(conf->wps_pin_requests);
os_free(conf->device_name);
os_free(conf->manufacturer);
os_free(conf->model_name);
os_free(conf->model_number);
os_free(conf->serial_number);
os_free(conf->config_methods);
os_free(conf->ap_pin);
os_free(conf->extra_cred);
os_free(conf->ap_settings);
hostapd_config_clear_wpa_psk(&conf->multi_ap_backhaul_ssid.wpa_psk);
str_clear_free(conf->multi_ap_backhaul_ssid.wpa_passphrase);
os_free(conf->upnp_iface);
os_free(conf->friendly_name);
os_free(conf->manufacturer_url);
os_free(conf->model_description);
os_free(conf->model_url);
os_free(conf->upc);
for (i = 0; i < MAX_WPS_VENDOR_EXTENSIONS; i++)
wpabuf_free(conf->wps_vendor_ext[i]);
wpabuf_free(conf->wps_application_ext);
wpabuf_free(conf->wps_nfc_dh_pubkey);
wpabuf_free(conf->wps_nfc_dh_privkey);
wpabuf_free(conf->wps_nfc_dev_pw);
#endif /* CONFIG_WPS */
os_free(conf->roaming_consortium);
os_free(conf->venue_name);
os_free(conf->venue_url);
os_free(conf->nai_realm_data);
os_free(conf->network_auth_type);
os_free(conf->anqp_3gpp_cell_net);
os_free(conf->domain_name);
hostapd_config_free_anqp_elem(conf);
#ifdef CONFIG_RADIUS_TEST
os_free(conf->dump_msk_file);
#endif /* CONFIG_RADIUS_TEST */
#ifdef CONFIG_HS20
os_free(conf->hs20_oper_friendly_name);
os_free(conf->hs20_wan_metrics);
os_free(conf->hs20_connection_capability);
os_free(conf->hs20_operating_class);
os_free(conf->hs20_icons);
if (conf->hs20_osu_providers) {
for (i = 0; i < conf->hs20_osu_providers_count; i++) {
struct hs20_osu_provider *p;
size_t j;
p = &conf->hs20_osu_providers[i];
os_free(p->friendly_name);
os_free(p->server_uri);
os_free(p->method_list);
for (j = 0; j < p->icons_count; j++)
os_free(p->icons[j]);
os_free(p->icons);
os_free(p->osu_nai);
os_free(p->osu_nai2);
os_free(p->service_desc);
}
os_free(conf->hs20_osu_providers);
}
if (conf->hs20_operator_icon) {
for (i = 0; i < conf->hs20_operator_icon_count; i++)
os_free(conf->hs20_operator_icon[i]);
os_free(conf->hs20_operator_icon);
}
os_free(conf->subscr_remediation_url);
os_free(conf->hs20_sim_provisioning_url);
os_free(conf->t_c_filename);
os_free(conf->t_c_server_url);
#endif /* CONFIG_HS20 */
wpabuf_free(conf->vendor_elements);
wpabuf_free(conf->assocresp_elements);
os_free(conf->sae_groups);
#ifdef CONFIG_OWE
os_free(conf->owe_groups);
#endif /* CONFIG_OWE */
os_free(conf->wowlan_triggers);
os_free(conf->server_id);
#ifdef CONFIG_TESTING_OPTIONS
wpabuf_free(conf->own_ie_override);
wpabuf_free(conf->sae_commit_override);
wpabuf_free(conf->rsne_override_eapol);
wpabuf_free(conf->rsnxe_override_eapol);
wpabuf_free(conf->rsne_override_ft);
wpabuf_free(conf->rsnxe_override_ft);
wpabuf_free(conf->gtk_rsc_override);
wpabuf_free(conf->igtk_rsc_override);
#endif /* CONFIG_TESTING_OPTIONS */
os_free(conf->no_probe_resp_if_seen_on);
os_free(conf->no_auth_if_seen_on);
hostapd_config_free_fils_realms(conf);
#ifdef CONFIG_DPP
os_free(conf->dpp_name);
os_free(conf->dpp_mud_url);
os_free(conf->dpp_connector);
wpabuf_free(conf->dpp_netaccesskey);
wpabuf_free(conf->dpp_csign);
#ifdef CONFIG_DPP2
hostapd_dpp_controller_conf_free(conf->dpp_controller);
#endif /* CONFIG_DPP2 */
#endif /* CONFIG_DPP */
hostapd_config_free_sae_passwords(conf);
#ifdef CONFIG_AIRTIME_POLICY
{
struct airtime_sta_weight *wt, *wt_prev;
wt = conf->airtime_weight_list;
conf->airtime_weight_list = NULL;
while (wt) {
wt_prev = wt;
wt = wt->next;
os_free(wt_prev);
}
}
#endif /* CONFIG_AIRTIME_POLICY */
#ifdef CONFIG_PASN
os_free(conf->pasn_groups);
#endif /* CONFIG_PASN */
os_free(conf);
}
/**
* hostapd_config_free - Free hostapd configuration
* @conf: Configuration data from hostapd_config_read().
*/
void hostapd_config_free(struct hostapd_config *conf)
{
size_t i;
if (conf == NULL)
return;
for (i = 0; i < conf->num_bss; i++)
hostapd_config_free_bss(conf->bss[i]);
os_free(conf->bss);
os_free(conf->supported_rates);
os_free(conf->basic_rates);
os_free(conf->acs_ch_list.range);
os_free(conf->acs_freq_list.range);
os_free(conf->driver_params);
#ifdef CONFIG_ACS
os_free(conf->acs_chan_bias);
#endif /* CONFIG_ACS */