hostap/src/ap/ctrl_iface_ap.c

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/*
* Control interface for shared AP commands
* Copyright (c) 2004-2019, 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 "common/ieee802_11_defs.h"
#include "common/sae.h"
#include "eapol_auth/eapol_auth_sm.h"
#include "fst/fst_ctrl_iface.h"
#include "hostapd.h"
#include "ieee802_1x.h"
#include "wpa_auth.h"
#include "ieee802_11.h"
#include "sta_info.h"
#include "wps_hostapd.h"
#include "p2p_hostapd.h"
#include "ctrl_iface_ap.h"
#include "ap_drv_ops.h"
#include "mbo_ap.h"
#include "taxonomy.h"
static size_t hostapd_write_ht_mcs_bitmask(char *buf, size_t buflen,
size_t curr_len, const u8 *mcs_set)
{
int ret;
size_t len = curr_len;
ret = os_snprintf(buf + len, buflen - len,
"ht_mcs_bitmask=");
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
/* 77 first bits (+ 3 reserved bits) */
len += wpa_snprintf_hex(buf + len, buflen - len, mcs_set, 10);
ret = os_snprintf(buf + len, buflen - len, "\n");
if (os_snprintf_error(buflen - len, ret))
return curr_len;
len += ret;
return len;
}
static int hostapd_get_sta_tx_rx(struct hostapd_data *hapd,
struct sta_info *sta,
char *buf, size_t buflen)
{
struct hostap_sta_driver_data data;
int ret;
int len = 0;
if (hostapd_drv_read_sta_data(hapd, &data, sta->addr) < 0)
return 0;
ret = os_snprintf(buf, buflen, "rx_packets=%lu\ntx_packets=%lu\n"
"rx_bytes=%llu\ntx_bytes=%llu\ninactive_msec=%lu\n"
"signal=%d\n",
data.rx_packets, data.tx_packets,
data.rx_bytes, data.tx_bytes, data.inactive_msec,
data.signal);
if (os_snprintf_error(buflen, ret))
return 0;
len += ret;
ret = os_snprintf(buf + len, buflen - len, "rx_rate_info=%lu",
data.current_rx_rate);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
if (data.flags & STA_DRV_DATA_RX_MCS) {
ret = os_snprintf(buf + len, buflen - len, " mcs %u",
data.rx_mcs);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if (data.flags & STA_DRV_DATA_RX_VHT_MCS) {
ret = os_snprintf(buf + len, buflen - len, " vhtmcs %u",
data.rx_vhtmcs);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if (data.flags & STA_DRV_DATA_RX_VHT_NSS) {
ret = os_snprintf(buf + len, buflen - len, " vhtnss %u",
data.rx_vht_nss);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if (data.flags & STA_DRV_DATA_RX_SHORT_GI) {
ret = os_snprintf(buf + len, buflen - len, " shortGI");
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
ret = os_snprintf(buf + len, buflen - len, "\n");
if (!os_snprintf_error(buflen - len, ret))
len += ret;
ret = os_snprintf(buf + len, buflen - len, "tx_rate_info=%lu",
data.current_tx_rate);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
if (data.flags & STA_DRV_DATA_TX_MCS) {
ret = os_snprintf(buf + len, buflen - len, " mcs %u",
data.tx_mcs);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if (data.flags & STA_DRV_DATA_TX_VHT_MCS) {
ret = os_snprintf(buf + len, buflen - len, " vhtmcs %u",
data.tx_vhtmcs);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if (data.flags & STA_DRV_DATA_TX_VHT_NSS) {
ret = os_snprintf(buf + len, buflen - len, " vhtnss %u",
data.tx_vht_nss);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if (data.flags & STA_DRV_DATA_TX_SHORT_GI) {
ret = os_snprintf(buf + len, buflen - len, " shortGI");
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
ret = os_snprintf(buf + len, buflen - len, "\n");
if (!os_snprintf_error(buflen - len, ret))
len += ret;
if ((sta->flags & WLAN_STA_VHT) && sta->vht_capabilities) {
ret = os_snprintf(buf + len, buflen - len,
"rx_vht_mcs_map=%04x\n"
"tx_vht_mcs_map=%04x\n",
le_to_host16(sta->vht_capabilities->
vht_supported_mcs_set.rx_map),
le_to_host16(sta->vht_capabilities->
vht_supported_mcs_set.tx_map));
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
if ((sta->flags & WLAN_STA_HT) && sta->ht_capabilities) {
len = hostapd_write_ht_mcs_bitmask(buf, buflen, len,
sta->ht_capabilities->
supported_mcs_set);
}
if (data.flags & STA_DRV_DATA_LAST_ACK_RSSI) {
ret = os_snprintf(buf + len, buflen - len,
"last_ack_signal=%d\n", data.last_ack_rssi);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
return len;
}
static int hostapd_get_sta_conn_time(struct sta_info *sta,
char *buf, size_t buflen)
{
struct os_reltime age;
int ret;
if (!sta->connected_time.sec)
return 0;
os_reltime_age(&sta->connected_time, &age);
ret = os_snprintf(buf, buflen, "connected_time=%u\n",
(unsigned int) age.sec);
if (os_snprintf_error(buflen, ret))
return 0;
return ret;
}
static const char * timeout_next_str(int val)
{
switch (val) {
case STA_NULLFUNC:
return "NULLFUNC POLL";
case STA_DISASSOC:
return "DISASSOC";
case STA_DEAUTH:
return "DEAUTH";
case STA_REMOVE:
return "REMOVE";
case STA_DISASSOC_FROM_CLI:
return "DISASSOC_FROM_CLI";
}
return "?";
}
static int hostapd_ctrl_iface_sta_mib(struct hostapd_data *hapd,
struct sta_info *sta,
char *buf, size_t buflen)
{
int len, res, ret, i;
const char *keyid;
if (!sta)
return 0;
len = 0;
ret = os_snprintf(buf + len, buflen - len, MACSTR "\nflags=",
MAC2STR(sta->addr));
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
ret = ap_sta_flags_txt(sta->flags, buf + len, buflen - len);
if (ret < 0)
return len;
len += ret;
ret = os_snprintf(buf + len, buflen - len, "\naid=%d\ncapability=0x%x\n"
"listen_interval=%d\nsupported_rates=",
sta->aid, sta->capability, sta->listen_interval);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
for (i = 0; i < sta->supported_rates_len; i++) {
ret = os_snprintf(buf + len, buflen - len, "%02x%s",
sta->supported_rates[i],
i + 1 < sta->supported_rates_len ? " " : "");
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
ret = os_snprintf(buf + len, buflen - len, "\ntimeout_next=%s\n",
timeout_next_str(sta->timeout_next));
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
res = ieee802_11_get_mib_sta(hapd, sta, buf + len, buflen - len);
if (res >= 0)
len += res;
res = wpa_get_mib_sta(sta->wpa_sm, buf + len, buflen - len);
if (res >= 0)
len += res;
res = ieee802_1x_get_mib_sta(hapd, sta, buf + len, buflen - len);
if (res >= 0)
len += res;
res = hostapd_wps_get_mib_sta(hapd, sta->addr, buf + len,
buflen - len);
if (res >= 0)
len += res;
res = hostapd_p2p_get_mib_sta(hapd, sta, buf + len, buflen - len);
if (res >= 0)
len += res;
len += hostapd_get_sta_tx_rx(hapd, sta, buf + len, buflen - len);
len += hostapd_get_sta_conn_time(sta, buf + len, buflen - len);
#ifdef CONFIG_SAE
if (sta->sae && sta->sae->state == SAE_ACCEPTED) {
res = os_snprintf(buf + len, buflen - len, "sae_group=%d\n",
sta->sae->group);
if (!os_snprintf_error(buflen - len, res))
len += res;
}
#endif /* CONFIG_SAE */
if (sta->vlan_id > 0) {
res = os_snprintf(buf + len, buflen - len, "vlan_id=%d\n",
sta->vlan_id);
if (!os_snprintf_error(buflen - len, res))
len += res;
}
res = mbo_ap_get_info(sta, buf + len, buflen - len);
if (res >= 0)
len += res;
if (sta->supp_op_classes &&
buflen - len > (unsigned) (17 + 2 * sta->supp_op_classes[0])) {
len += os_snprintf(buf + len, buflen - len, "supp_op_classes=");
len += wpa_snprintf_hex(buf + len, buflen - len,
sta->supp_op_classes + 1,
sta->supp_op_classes[0]);
len += os_snprintf(buf + len, buflen - len, "\n");
}
if (sta->power_capab) {
ret = os_snprintf(buf + len, buflen - len,
"min_txpower=%d\n"
"max_txpower=%d\n",
sta->min_tx_power, sta->max_tx_power);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
#ifdef CONFIG_IEEE80211AC
if ((sta->flags & WLAN_STA_VHT) && sta->vht_capabilities) {
res = os_snprintf(buf + len, buflen - len,
"vht_caps_info=0x%08x\n",
le_to_host32(sta->vht_capabilities->
vht_capabilities_info));
if (!os_snprintf_error(buflen - len, res))
len += res;
}
#endif /* CONFIG_IEEE80211AC */
#ifdef CONFIG_IEEE80211N
if ((sta->flags & WLAN_STA_HT) && sta->ht_capabilities) {
res = os_snprintf(buf + len, buflen - len,
"ht_caps_info=0x%04x\n",
le_to_host16(sta->ht_capabilities->
ht_capabilities_info));
if (!os_snprintf_error(buflen - len, res))
len += res;
}
#endif /* CONFIG_IEEE80211N */
if (sta->ext_capability &&
buflen - len > (unsigned) (11 + 2 * sta->ext_capability[0])) {
len += os_snprintf(buf + len, buflen - len, "ext_capab=");
len += wpa_snprintf_hex(buf + len, buflen - len,
sta->ext_capability + 1,
sta->ext_capability[0]);
len += os_snprintf(buf + len, buflen - len, "\n");
}
if (sta->flags & WLAN_STA_WDS && sta->ifname_wds) {
ret = os_snprintf(buf + len, buflen - len,
"wds_sta_ifname=%s\n", sta->ifname_wds);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
keyid = ap_sta_wpa_get_keyid(hapd, sta);
if (keyid) {
ret = os_snprintf(buf + len, buflen - len, "keyid=%s\n", keyid);
if (!os_snprintf_error(buflen - len, ret))
len += ret;
}
return len;
}
int hostapd_ctrl_iface_sta_first(struct hostapd_data *hapd,
char *buf, size_t buflen)
{
return hostapd_ctrl_iface_sta_mib(hapd, hapd->sta_list, buf, buflen);
}
int hostapd_ctrl_iface_sta(struct hostapd_data *hapd, const char *txtaddr,
char *buf, size_t buflen)
{
u8 addr[ETH_ALEN];
int ret;
const char *pos;
struct sta_info *sta;
if (hwaddr_aton(txtaddr, addr)) {
ret = os_snprintf(buf, buflen, "FAIL\n");
if (os_snprintf_error(buflen, ret))
return 0;
return ret;
}
sta = ap_get_sta(hapd, addr);
if (sta == NULL)
return -1;
pos = os_strchr(txtaddr, ' ');
if (pos) {
pos++;
#ifdef HOSTAPD_DUMP_STATE
if (os_strcmp(pos, "eapol") == 0) {
if (sta->eapol_sm == NULL)
return -1;
return eapol_auth_dump_state(sta->eapol_sm, buf,
buflen);
}
#endif /* HOSTAPD_DUMP_STATE */
return -1;
}
ret = hostapd_ctrl_iface_sta_mib(hapd, sta, buf, buflen);
ret += fst_ctrl_iface_mb_info(addr, buf + ret, buflen - ret);
return ret;
}
int hostapd_ctrl_iface_sta_next(struct hostapd_data *hapd, const char *txtaddr,
char *buf, size_t buflen)
{
u8 addr[ETH_ALEN];
struct sta_info *sta;
int ret;
if (hwaddr_aton(txtaddr, addr) ||
(sta = ap_get_sta(hapd, addr)) == NULL) {
ret = os_snprintf(buf, buflen, "FAIL\n");
if (os_snprintf_error(buflen, ret))
return 0;
return ret;
}
if (!sta->next)
return 0;
return hostapd_ctrl_iface_sta_mib(hapd, sta->next, buf, buflen);
}
#ifdef CONFIG_P2P_MANAGER
static int p2p_manager_disconnect(struct hostapd_data *hapd, u16 stype,
u8 minor_reason_code, const u8 *addr)
{
struct ieee80211_mgmt *mgmt;
int ret;
u8 *pos;
if (!hapd->drv_priv || !hapd->driver->send_frame)
return -1;
mgmt = os_zalloc(sizeof(*mgmt) + 100);
if (mgmt == NULL)
return -1;
mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, stype);
wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "P2P: Disconnect STA " MACSTR
" with minor reason code %u (stype=%u (%s))",
MAC2STR(addr), minor_reason_code, stype,
fc2str(le_to_host16(mgmt->frame_control)));
os_memcpy(mgmt->da, addr, ETH_ALEN);
os_memcpy(mgmt->sa, hapd->own_addr, ETH_ALEN);
os_memcpy(mgmt->bssid, hapd->own_addr, ETH_ALEN);
if (stype == WLAN_FC_STYPE_DEAUTH) {
mgmt->u.deauth.reason_code =
host_to_le16(WLAN_REASON_PREV_AUTH_NOT_VALID);
pos = mgmt->u.deauth.variable;
} else {
mgmt->u.disassoc.reason_code =
host_to_le16(WLAN_REASON_PREV_AUTH_NOT_VALID);
pos = mgmt->u.disassoc.variable;
}
*pos++ = WLAN_EID_VENDOR_SPECIFIC;
*pos++ = 4 + 3 + 1;
WPA_PUT_BE32(pos, P2P_IE_VENDOR_TYPE);
pos += 4;
*pos++ = P2P_ATTR_MINOR_REASON_CODE;
WPA_PUT_LE16(pos, 1);
pos += 2;
*pos++ = minor_reason_code;
ret = hapd->driver->send_frame(hapd->drv_priv, (u8 *) mgmt,
pos - (u8 *) mgmt, 1);
os_free(mgmt);
return ret < 0 ? -1 : 0;
}
#endif /* CONFIG_P2P_MANAGER */
int hostapd_ctrl_iface_deauthenticate(struct hostapd_data *hapd,
const char *txtaddr)
{
u8 addr[ETH_ALEN];
struct sta_info *sta;
const char *pos;
u16 reason = WLAN_REASON_PREV_AUTH_NOT_VALID;
wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE DEAUTHENTICATE %s",
txtaddr);
if (hwaddr_aton(txtaddr, addr))
return -1;
pos = os_strstr(txtaddr, " reason=");
if (pos)
reason = atoi(pos + 8);
pos = os_strstr(txtaddr, " test=");
if (pos) {
struct ieee80211_mgmt mgmt;
int encrypt;
if (!hapd->drv_priv || !hapd->driver->send_frame)
return -1;
pos += 6;
encrypt = atoi(pos);
os_memset(&mgmt, 0, sizeof(mgmt));
mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
WLAN_FC_STYPE_DEAUTH);
os_memcpy(mgmt.da, addr, ETH_ALEN);
os_memcpy(mgmt.sa, hapd->own_addr, ETH_ALEN);
os_memcpy(mgmt.bssid, hapd->own_addr, ETH_ALEN);
mgmt.u.deauth.reason_code = host_to_le16(reason);
if (hapd->driver->send_frame(hapd->drv_priv, (u8 *) &mgmt,
IEEE80211_HDRLEN +
sizeof(mgmt.u.deauth),
encrypt) < 0)
return -1;
return 0;
}
#ifdef CONFIG_P2P_MANAGER
pos = os_strstr(txtaddr, " p2p=");
if (pos) {
return p2p_manager_disconnect(hapd, WLAN_FC_STYPE_DEAUTH,
atoi(pos + 5), addr);
}
#endif /* CONFIG_P2P_MANAGER */
if (os_strstr(txtaddr, " tx=0"))
hostapd_drv_sta_remove(hapd, addr);
else
hostapd_drv_sta_deauth(hapd, addr, reason);
sta = ap_get_sta(hapd, addr);
if (sta)
ap_sta_deauthenticate(hapd, sta, reason);
else if (addr[0] == 0xff)
hostapd_free_stas(hapd);
return 0;
}
int hostapd_ctrl_iface_disassociate(struct hostapd_data *hapd,
const char *txtaddr)
{
u8 addr[ETH_ALEN];
struct sta_info *sta;
const char *pos;
u16 reason = WLAN_REASON_PREV_AUTH_NOT_VALID;
wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE DISASSOCIATE %s",
txtaddr);
if (hwaddr_aton(txtaddr, addr))
return -1;
pos = os_strstr(txtaddr, " reason=");
if (pos)
reason = atoi(pos + 8);
pos = os_strstr(txtaddr, " test=");
if (pos) {
struct ieee80211_mgmt mgmt;
int encrypt;
if (!hapd->drv_priv || !hapd->driver->send_frame)
return -1;
pos += 6;
encrypt = atoi(pos);
os_memset(&mgmt, 0, sizeof(mgmt));
mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
WLAN_FC_STYPE_DISASSOC);
os_memcpy(mgmt.da, addr, ETH_ALEN);
os_memcpy(mgmt.sa, hapd->own_addr, ETH_ALEN);
os_memcpy(mgmt.bssid, hapd->own_addr, ETH_ALEN);
mgmt.u.disassoc.reason_code = host_to_le16(reason);
if (hapd->driver->send_frame(hapd->drv_priv, (u8 *) &mgmt,
IEEE80211_HDRLEN +
sizeof(mgmt.u.deauth),
encrypt) < 0)
return -1;
return 0;
}
#ifdef CONFIG_P2P_MANAGER
pos = os_strstr(txtaddr, " p2p=");
if (pos) {
return p2p_manager_disconnect(hapd, WLAN_FC_STYPE_DISASSOC,
atoi(pos + 5), addr);
}
#endif /* CONFIG_P2P_MANAGER */
if (os_strstr(txtaddr, " tx=0"))
hostapd_drv_sta_remove(hapd, addr);
else
hostapd_drv_sta_disassoc(hapd, addr, reason);
sta = ap_get_sta(hapd, addr);
if (sta)
ap_sta_disassociate(hapd, sta, reason);
else if (addr[0] == 0xff)
hostapd_free_stas(hapd);
return 0;
}
#ifdef CONFIG_TAXONOMY
int hostapd_ctrl_iface_signature(struct hostapd_data *hapd,
const char *txtaddr,
char *buf, size_t buflen)
{
u8 addr[ETH_ALEN];
struct sta_info *sta;
wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE SIGNATURE %s", txtaddr);
if (hwaddr_aton(txtaddr, addr))
return -1;
sta = ap_get_sta(hapd, addr);
if (!sta)
return -1;
return retrieve_sta_taxonomy(hapd, sta, buf, buflen);
}
#endif /* CONFIG_TAXONOMY */
int hostapd_ctrl_iface_poll_sta(struct hostapd_data *hapd,
const char *txtaddr)
{
u8 addr[ETH_ALEN];
struct sta_info *sta;
wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE POLL_STA %s", txtaddr);
if (hwaddr_aton(txtaddr, addr))
return -1;
sta = ap_get_sta(hapd, addr);
if (!sta)
return -1;
hostapd_drv_poll_client(hapd, hapd->own_addr, addr,
sta->flags & WLAN_STA_WMM);
return 0;
}
int hostapd_ctrl_iface_status(struct hostapd_data *hapd, char *buf,
size_t buflen)
{
struct hostapd_iface *iface = hapd->iface;
struct hostapd_hw_modes *mode = iface->current_mode;
int len = 0, ret, j;
size_t i;
ret = os_snprintf(buf + len, buflen - len,
"state=%s\n"
"phy=%s\n"
"freq=%d\n"
"num_sta_non_erp=%d\n"
"num_sta_no_short_slot_time=%d\n"
"num_sta_no_short_preamble=%d\n"
"olbc=%d\n"
"num_sta_ht_no_gf=%d\n"
"num_sta_no_ht=%d\n"
"num_sta_ht_20_mhz=%d\n"
"num_sta_ht40_intolerant=%d\n"
"olbc_ht=%d\n"
"ht_op_mode=0x%x\n",
hostapd_state_text(iface->state),
iface->phy,
iface->freq,
iface->num_sta_non_erp,
iface->num_sta_no_short_slot_time,
iface->num_sta_no_short_preamble,
iface->olbc,
iface->num_sta_ht_no_gf,
iface->num_sta_no_ht,
iface->num_sta_ht_20mhz,
iface->num_sta_ht40_intolerant,
iface->olbc_ht,
iface->ht_op_mode);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
if (!iface->cac_started || !iface->dfs_cac_ms) {
ret = os_snprintf(buf + len, buflen - len,
"cac_time_seconds=%d\n"
"cac_time_left_seconds=N/A\n",
iface->dfs_cac_ms / 1000);
} else {
/* CAC started and CAC time set - calculate remaining time */
struct os_reltime now;
unsigned int left_time;
os_reltime_age(&iface->dfs_cac_start, &now);
left_time = iface->dfs_cac_ms / 1000 - now.sec;
ret = os_snprintf(buf + len, buflen - len,
"cac_time_seconds=%u\n"
"cac_time_left_seconds=%u\n",
iface->dfs_cac_ms / 1000,
left_time);
}
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
ret = os_snprintf(buf + len, buflen - len,
"channel=%u\n"
"edmg_enable=%d\n"
"edmg_channel=%d\n"
"secondary_channel=%d\n"
"ieee80211n=%d\n"
"ieee80211ac=%d\n"
"ieee80211ax=%d\n"
"beacon_int=%u\n"
"dtim_period=%d\n",
iface->conf->channel,
iface->conf->enable_edmg,
iface->conf->edmg_channel,
iface->conf->ieee80211n && !hapd->conf->disable_11n ?
iface->conf->secondary_channel : 0,
iface->conf->ieee80211n && !hapd->conf->disable_11n,
iface->conf->ieee80211ac &&
!hapd->conf->disable_11ac,
iface->conf->ieee80211ax,
iface->conf->beacon_int,
hapd->conf->dtim_period);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
if (iface->conf->ieee80211ac && !hapd->conf->disable_11ac) {
ret = os_snprintf(buf + len, buflen - len,
"vht_oper_chwidth=%d\n"
"vht_oper_centr_freq_seg0_idx=%d\n"
"vht_oper_centr_freq_seg1_idx=%d\n"
"vht_caps_info=%08x\n",
iface->conf->vht_oper_chwidth,
iface->conf->vht_oper_centr_freq_seg0_idx,
iface->conf->vht_oper_centr_freq_seg1_idx,
iface->conf->vht_capab);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
if (iface->conf->ieee80211ac && !hapd->conf->disable_11ac && mode) {
u16 rxmap = WPA_GET_LE16(&mode->vht_mcs_set[0]);
u16 txmap = WPA_GET_LE16(&mode->vht_mcs_set[4]);
ret = os_snprintf(buf + len, buflen - len,
"rx_vht_mcs_map=%04x\n"
"tx_vht_mcs_map=%04x\n",
rxmap, txmap);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
if (iface->conf->ieee80211n && !hapd->conf->disable_11n) {
ret = os_snprintf(buf + len, buflen - len,
"ht_caps_info=%04x\n",
hapd->iconf->ht_capab);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
if (iface->conf->ieee80211n && !hapd->conf->disable_11n && mode) {
len = hostapd_write_ht_mcs_bitmask(buf, buflen, len,
mode->mcs_set);
}
if (iface->current_rates && iface->num_rates) {
ret = os_snprintf(buf + len, buflen - len, "supported_rates=");
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
for (j = 0; j < iface->num_rates; j++) {
ret = os_snprintf(buf + len, buflen - len, "%s%02x",
j > 0 ? " " : "",
iface->current_rates[j].rate / 5);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
ret = os_snprintf(buf + len, buflen - len, "\n");
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
for (j = 0; mode && j < mode->num_channels; j++) {
if (mode->channels[j].freq == iface->freq) {
ret = os_snprintf(buf + len, buflen - len,
"max_txpower=%u\n",
mode->channels[j].max_tx_power);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
break;
}
}
for (i = 0; i < iface->num_bss; i++) {
struct hostapd_data *bss = iface->bss[i];
ret = os_snprintf(buf + len, buflen - len,
"bss[%d]=%s\n"
"bssid[%d]=" MACSTR "\n"
"ssid[%d]=%s\n"
"num_sta[%d]=%d\n",
(int) i, bss->conf->iface,
(int) i, MAC2STR(bss->own_addr),
(int) i,
wpa_ssid_txt(bss->conf->ssid.ssid,
bss->conf->ssid.ssid_len),
(int) i, bss->num_sta);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
if (hapd->conf->chan_util_avg_period) {
ret = os_snprintf(buf + len, buflen - len,
"chan_util_avg=%u\n",
iface->chan_util_average);
if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
return len;
}
int hostapd_parse_csa_settings(const char *pos,
struct csa_settings *settings)
{
char *end;
os_memset(settings, 0, sizeof(*settings));
settings->cs_count = strtol(pos, &end, 10);
if (pos == end) {
wpa_printf(MSG_ERROR, "chanswitch: invalid cs_count provided");
return -1;
}
settings->freq_params.freq = atoi(end);
if (settings->freq_params.freq == 0) {
wpa_printf(MSG_ERROR, "chanswitch: invalid freq provided");
return -1;
}
#define SET_CSA_SETTING(str) \
do { \
const char *pos2 = os_strstr(pos, " " #str "="); \
if (pos2) { \
pos2 += sizeof(" " #str "=") - 1; \
settings->freq_params.str = atoi(pos2); \
} \
} while (0)
SET_CSA_SETTING(center_freq1);
SET_CSA_SETTING(center_freq2);
SET_CSA_SETTING(bandwidth);
SET_CSA_SETTING(sec_channel_offset);
settings->freq_params.ht_enabled = !!os_strstr(pos, " ht");
settings->freq_params.vht_enabled = !!os_strstr(pos, " vht");
settings->block_tx = !!os_strstr(pos, " blocktx");
#undef SET_CSA_SETTING
return 0;
}
int hostapd_ctrl_iface_stop_ap(struct hostapd_data *hapd)
{
return hostapd_drv_stop_ap(hapd);
}
int hostapd_ctrl_iface_pmksa_list(struct hostapd_data *hapd, char *buf,
size_t len)
{
return wpa_auth_pmksa_list(hapd->wpa_auth, buf, len);
}
void hostapd_ctrl_iface_pmksa_flush(struct hostapd_data *hapd)
{
wpa_auth_pmksa_flush(hapd->wpa_auth);
}
int hostapd_ctrl_iface_pmksa_add(struct hostapd_data *hapd, char *cmd)
{
u8 spa[ETH_ALEN];
u8 pmkid[PMKID_LEN];
u8 pmk[PMK_LEN_MAX];
size_t pmk_len;
char *pos, *pos2;
int akmp = 0, expiration = 0;
/*
* Entry format:
* <STA addr> <PMKID> <PMK> <expiration in seconds> <akmp>
*/
if (hwaddr_aton(cmd, spa))
return -1;
pos = os_strchr(cmd, ' ');
if (!pos)
return -1;
pos++;
if (hexstr2bin(pos, pmkid, PMKID_LEN) < 0)
return -1;
pos = os_strchr(pos, ' ');
if (!pos)
return -1;
pos++;
pos2 = os_strchr(pos, ' ');
if (!pos2)
return -1;
pmk_len = (pos2 - pos) / 2;
if (pmk_len < PMK_LEN || pmk_len > PMK_LEN_MAX ||
hexstr2bin(pos, pmk, pmk_len) < 0)
return -1;
pos = pos2 + 1;
if (sscanf(pos, "%d %d", &expiration, &akmp) != 2)
return -1;
return wpa_auth_pmksa_add2(hapd->wpa_auth, spa, pmk, pmk_len,
pmkid, expiration, akmp);
}
#ifdef CONFIG_PMKSA_CACHE_EXTERNAL
#ifdef CONFIG_MESH
int hostapd_ctrl_iface_pmksa_list_mesh(struct hostapd_data *hapd,
const u8 *addr, char *buf, size_t len)
{
return wpa_auth_pmksa_list_mesh(hapd->wpa_auth, addr, buf, len);
}
void * hostapd_ctrl_iface_pmksa_create_entry(const u8 *aa, char *cmd)
{
u8 spa[ETH_ALEN];
u8 pmkid[PMKID_LEN];
u8 pmk[PMK_LEN_MAX];
char *pos;
int expiration;
/*
* Entry format:
* <BSSID> <PMKID> <PMK> <expiration in seconds>
*/
if (hwaddr_aton(cmd, spa))
return NULL;
pos = os_strchr(cmd, ' ');
if (!pos)
return NULL;
pos++;
if (hexstr2bin(pos, pmkid, PMKID_LEN) < 0)
return NULL;
pos = os_strchr(pos, ' ');
if (!pos)
return NULL;
pos++;
if (hexstr2bin(pos, pmk, PMK_LEN) < 0)
return NULL;
pos = os_strchr(pos, ' ');
if (!pos)
return NULL;
pos++;
if (sscanf(pos, "%d", &expiration) != 1)
return NULL;
return wpa_auth_pmksa_create_entry(aa, spa, pmk, pmkid, expiration);
}
#endif /* CONFIG_MESH */
#endif /* CONFIG_PMKSA_CACHE_EXTERNAL */