[thirdparty/hostap.git] / src / ap / ctrl_iface_ap.c

/*
 * Control interface for shared AP commands
 * Copyright (c) 2004-2014, 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"


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;

	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",
			  data.rx_packets, data.tx_packets,
			  data.rx_bytes, data.tx_bytes, data.inactive_msec);
	if (os_snprintf_error(buflen, ret))
		return 0;
	return ret;
}


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;

	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");
	}

	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->driver->send_frame == NULL)
		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(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 = (u8 *) (&mgmt->u.deauth.reason_code + 1);
	} else {
		mgmt->u.disassoc.reason_code =
			host_to_le16(WLAN_REASON_PREV_AUTH_NOT_VALID);
		pos = (u8 *) (&mgmt->u.disassoc.reason_code + 1);
	}

	*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->driver->send_frame == NULL)
			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->driver->send_frame == NULL)
			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;
}


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;
	int len = 0, ret;
	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"
			  "secondary_channel=%d\n"
			  "ieee80211n=%d\n"
			  "ieee80211ac=%d\n"
			  "vht_oper_chwidth=%d\n"
			  "vht_oper_centr_freq_seg0_idx=%d\n"
			  "vht_oper_centr_freq_seg1_idx=%d\n",
			  iface->conf->channel,
			  iface->conf->secondary_channel,
			  iface->conf->ieee80211n,
			  iface->conf->ieee80211ac,
			  iface->conf->vht_oper_chwidth,
			  iface->conf->vht_oper_centr_freq_seg0_idx,
			  iface->conf->vht_oper_centr_freq_seg1_idx);
	if (os_snprintf_error(buflen - len, ret))
		return len;
	len += ret;

	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;
	}

	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);
}
Commit	Line	Data
ded30a6b JM	1	/*
ded30a6b JM	2	* Control interface for shared AP commands
bd0b6203	3	* Copyright (c) 2004-2014, Jouni Malinen <j@w1.fi>
ded30a6b	4	*
0f3d578e JM	5	* This software may be distributed under the terms of the BSD license.
0f3d578e JM	6	* See README for more details.
ded30a6b JM	7	*/
ded30a6b JM	8
6226e38d	9	#include "utils/includes.h"
ded30a6b	10
6226e38d	11	#include "utils/common.h"
e60b2951	12	#include "common/ieee802_11_defs.h"
bd0b6203	13	#include "common/sae.h"
ea23df65	14	#include "eapol_auth/eapol_auth_sm.h"
8e9a8b0f	15	#include "fst/fst_ctrl_iface.h"
6226e38d JM	16	#include "hostapd.h"
	17	#include "ieee802_1x.h"
	18	#include "wpa_auth.h"
	19	#include "ieee802_11.h"
	20	#include "sta_info.h"
	21	#include "wps_hostapd.h"
e44f8bf2	22	#include "p2p_hostapd.h"
ded30a6b	23	#include "ctrl_iface_ap.h"
e60b2951	24	#include "ap_drv_ops.h"
6332aaf3	25	#include "mbo_ap.h"
ded30a6b JM	26
ded30a6b JM	27
f538be3e JM	28	static int hostapd_get_sta_tx_rx(struct hostapd_data *hapd,
	29	struct sta_info *sta,
	30	char *buf, size_t buflen)
	31	{
	32	struct hostap_sta_driver_data data;
	33	int ret;
	34
	35	if (hostapd_drv_read_sta_data(hapd, &data, sta->addr) < 0)
	36	return 0;
	37
	38	ret = os_snprintf(buf, buflen, "rx_packets=%lu\ntx_packets=%lu\n"
de923140	39	"rx_bytes=%llu\ntx_bytes=%llu\ninactive_msec=%lu\n",
f538be3e	40	data.rx_packets, data.tx_packets,
de923140	41	data.rx_bytes, data.tx_bytes, data.inactive_msec);
d85e1fc8	42	if (os_snprintf_error(buflen, ret))
f538be3e JM	43	return 0;
	44	return ret;
	45	}
	46
	47
39b1572c RM	48	static int hostapd_get_sta_conn_time(struct sta_info *sta,
	49	char *buf, size_t buflen)
	50	{
b3493fa1	51	struct os_reltime age;
f538be3e	52	int ret;
39b1572c RM	53
	54	if (!sta->connected_time.sec)
	55	return 0;
	56
b3493fa1	57	os_reltime_age(&sta->connected_time, &age);
39b1572c	58
f538be3e	59	ret = os_snprintf(buf, buflen, "connected_time=%u\n",
39b1572c	60	(unsigned int) age.sec);
d85e1fc8	61	if (os_snprintf_error(buflen, ret))
f538be3e JM	62	return 0;
	63	return ret;
	64	}
39b1572c	65
f538be3e JM	66
	67	static const char * timeout_next_str(int val)
	68	{
	69	switch (val) {
	70	case STA_NULLFUNC:
	71	return "NULLFUNC POLL";
	72	case STA_DISASSOC:
	73	return "DISASSOC";
	74	case STA_DEAUTH:
	75	return "DEAUTH";
	76	case STA_REMOVE:
	77	return "REMOVE";
	78	case STA_DISASSOC_FROM_CLI:
	79	return "DISASSOC_FROM_CLI";
	80	}
	81
	82	return "?";
39b1572c RM	83	}
	84
	85
ded30a6b JM	86	static int hostapd_ctrl_iface_sta_mib(struct hostapd_data *hapd,
	87	struct sta_info *sta,
	88	char *buf, size_t buflen)
	89	{
f538be3e	90	int len, res, ret, i;
ded30a6b	91
a487b355 IP	92	if (!sta)
	93	return 0;
	94
ded30a6b	95	len = 0;
b76f4c27	96	ret = os_snprintf(buf + len, buflen - len, MACSTR "\nflags=",
ded30a6b	97	MAC2STR(sta->addr));
d85e1fc8	98	if (os_snprintf_error(buflen - len, ret))
ded30a6b JM	99	return len;
	100	len += ret;
	101
b76f4c27 JM	102	ret = ap_sta_flags_txt(sta->flags, buf + len, buflen - len);
	103	if (ret < 0)
	104	return len;
	105	len += ret;
	106
f538be3e JM	107	ret = os_snprintf(buf + len, buflen - len, "\naid=%d\ncapability=0x%x\n"
	108	"listen_interval=%d\nsupported_rates=",
	109	sta->aid, sta->capability, sta->listen_interval);
d85e1fc8	110	if (os_snprintf_error(buflen - len, ret))
f538be3e JM	111	return len;
	112	len += ret;
	113
	114	for (i = 0; i < sta->supported_rates_len; i++) {
	115	ret = os_snprintf(buf + len, buflen - len, "%02x%s",
	116	sta->supported_rates[i],
	117	i + 1 < sta->supported_rates_len ? " " : "");
d85e1fc8	118	if (os_snprintf_error(buflen - len, ret))
f538be3e JM	119	return len;
	120	len += ret;
	121	}
	122
	123	ret = os_snprintf(buf + len, buflen - len, "\ntimeout_next=%s\n",
	124	timeout_next_str(sta->timeout_next));
d85e1fc8	125	if (os_snprintf_error(buflen - len, ret))
b76f4c27 JM	126	return len;
	127	len += ret;
	128
ded30a6b JM	129	res = ieee802_11_get_mib_sta(hapd, sta, buf + len, buflen - len);
	130	if (res >= 0)
	131	len += res;
	132	res = wpa_get_mib_sta(sta->wpa_sm, buf + len, buflen - len);
	133	if (res >= 0)
	134	len += res;
	135	res = ieee802_1x_get_mib_sta(hapd, sta, buf + len, buflen - len);
	136	if (res >= 0)
	137	len += res;
	138	res = hostapd_wps_get_mib_sta(hapd, sta->addr, buf + len,
	139	buflen - len);
	140	if (res >= 0)
e44f8bf2 JM	141	len += res;
	142	res = hostapd_p2p_get_mib_sta(hapd, sta, buf + len, buflen - len);
	143	if (res >= 0)
ded30a6b JM	144	len += res;
ded30a6b JM	145
f538be3e JM	146	len += hostapd_get_sta_tx_rx(hapd, sta, buf + len, buflen - len);
f538be3e JM	147	len += hostapd_get_sta_conn_time(sta, buf + len, buflen - len);
39b1572c	148
bd0b6203 JM	149	#ifdef CONFIG_SAE
	150	if (sta->sae && sta->sae->state == SAE_ACCEPTED) {
	151	res = os_snprintf(buf + len, buflen - len, "sae_group=%d\n",
	152	sta->sae->group);
	153	if (!os_snprintf_error(buflen - len, res))
	154	len += res;
	155	}
	156	#endif /* CONFIG_SAE */
	157
87b5b539 JM	158	if (sta->vlan_id > 0) {
	159	res = os_snprintf(buf + len, buflen - len, "vlan_id=%d\n",
	160	sta->vlan_id);
	161	if (!os_snprintf_error(buflen - len, res))
	162	len += res;
	163	}
	164
6332aaf3 JM	165	res = mbo_ap_get_info(sta, buf + len, buflen - len);
	166	if (res >= 0)
	167	len += res;
	168
adf0478e JM	169	if (sta->supp_op_classes &&
	170	buflen - len > (unsigned) (17 + 2 * sta->supp_op_classes[0])) {
	171	len += os_snprintf(buf + len, buflen - len, "supp_op_classes=");
	172	len += wpa_snprintf_hex(buf + len, buflen - len,
	173	sta->supp_op_classes + 1,
	174	sta->supp_op_classes[0]);
	175	len += os_snprintf(buf + len, buflen - len, "\n");
	176	}
	177
ded30a6b JM	178	return len;
	179	}
	180
	181
	182	int hostapd_ctrl_iface_sta_first(struct hostapd_data *hapd,
	183	char *buf, size_t buflen)
	184	{
	185	return hostapd_ctrl_iface_sta_mib(hapd, hapd->sta_list, buf, buflen);
	186	}
	187
	188
	189	int hostapd_ctrl_iface_sta(struct hostapd_data hapd, const char txtaddr,
	190	char *buf, size_t buflen)
	191	{
	192	u8 addr[ETH_ALEN];
	193	int ret;
ea23df65 JM	194	const char *pos;
ea23df65 JM	195	struct sta_info *sta;
ded30a6b JM	196
	197	if (hwaddr_aton(txtaddr, addr)) {
	198	ret = os_snprintf(buf, buflen, "FAIL\n");
d85e1fc8	199	if (os_snprintf_error(buflen, ret))
ded30a6b JM	200	return 0;
	201	return ret;
	202	}
ea23df65 JM	203
	204	sta = ap_get_sta(hapd, addr);
	205	if (sta == NULL)
	206	return -1;
	207
	208	pos = os_strchr(txtaddr, ' ');
	209	if (pos) {
	210	pos++;
	211
	212	#ifdef HOSTAPD_DUMP_STATE
	213	if (os_strcmp(pos, "eapol") == 0) {
	214	if (sta->eapol_sm == NULL)
	215	return -1;
	216	return eapol_auth_dump_state(sta->eapol_sm, buf,
	217	buflen);
	218	}
	219	#endif /* HOSTAPD_DUMP_STATE */
	220
	221	return -1;
	222	}
	223
8e9a8b0f AN	224	ret = hostapd_ctrl_iface_sta_mib(hapd, sta, buf, buflen);
	225	ret += fst_ctrl_iface_mb_info(addr, buf + ret, buflen - ret);
	226
	227	return ret;
ded30a6b JM	228	}
	229
	230
	231	int hostapd_ctrl_iface_sta_next(struct hostapd_data hapd, const char txtaddr,
	232	char *buf, size_t buflen)
	233	{
	234	u8 addr[ETH_ALEN];
	235	struct sta_info *sta;
	236	int ret;
	237
	238	if (hwaddr_aton(txtaddr, addr) \|\|
	239	(sta = ap_get_sta(hapd, addr)) == NULL) {
	240	ret = os_snprintf(buf, buflen, "FAIL\n");
d85e1fc8	241	if (os_snprintf_error(buflen, ret))
ded30a6b JM	242	return 0;
ded30a6b JM	243	return ret;
a487b355 IP	244	}
	245
	246	if (!sta->next)
	247	return 0;
	248
ded30a6b JM	249	return hostapd_ctrl_iface_sta_mib(hapd, sta->next, buf, buflen);
ded30a6b JM	250	}
e60b2951 JJ	251
	252
	253	#ifdef CONFIG_P2P_MANAGER
	254	static int p2p_manager_disconnect(struct hostapd_data *hapd, u16 stype,
	255	u8 minor_reason_code, const u8 *addr)
	256	{
	257	struct ieee80211_mgmt *mgmt;
	258	int ret;
	259	u8 *pos;
	260
	261	if (hapd->driver->send_frame == NULL)
	262	return -1;
	263
	264	mgmt = os_zalloc(sizeof(*mgmt) + 100);
	265	if (mgmt == NULL)
	266	return -1;
	267
dedfa440	268	mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, stype);
e60b2951	269	wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "P2P: Disconnect STA " MACSTR
dedfa440 PF	270	" with minor reason code %u (stype=%u (%s))",
	271	MAC2STR(addr), minor_reason_code, stype,
	272	fc2str(mgmt->frame_control));
e60b2951	273
e60b2951 JJ	274	os_memcpy(mgmt->da, addr, ETH_ALEN);
	275	os_memcpy(mgmt->sa, hapd->own_addr, ETH_ALEN);
	276	os_memcpy(mgmt->bssid, hapd->own_addr, ETH_ALEN);
	277	if (stype == WLAN_FC_STYPE_DEAUTH) {
	278	mgmt->u.deauth.reason_code =
	279	host_to_le16(WLAN_REASON_PREV_AUTH_NOT_VALID);
	280	pos = (u8 *) (&mgmt->u.deauth.reason_code + 1);
	281	} else {
	282	mgmt->u.disassoc.reason_code =
	283	host_to_le16(WLAN_REASON_PREV_AUTH_NOT_VALID);
	284	pos = (u8 *) (&mgmt->u.disassoc.reason_code + 1);
	285	}
	286
	287	*pos++ = WLAN_EID_VENDOR_SPECIFIC;
	288	*pos++ = 4 + 3 + 1;
8bc4372f RJ	289	WPA_PUT_BE32(pos, P2P_IE_VENDOR_TYPE);
8bc4372f RJ	290	pos += 4;
e60b2951 JJ	291
	292	*pos++ = P2P_ATTR_MINOR_REASON_CODE;
	293	WPA_PUT_LE16(pos, 1);
	294	pos += 2;
	295	*pos++ = minor_reason_code;
	296
	297	ret = hapd->driver->send_frame(hapd->drv_priv, (u8 *) mgmt,
	298	pos - (u8 *) mgmt, 1);
	299	os_free(mgmt);
	300
	301	return ret < 0 ? -1 : 0;
	302	}
	303	#endif /* CONFIG_P2P_MANAGER */
	304
	305
	306	int hostapd_ctrl_iface_deauthenticate(struct hostapd_data *hapd,
	307	const char *txtaddr)
	308	{
	309	u8 addr[ETH_ALEN];
	310	struct sta_info *sta;
	311	const char *pos;
6917c9e8	312	u16 reason = WLAN_REASON_PREV_AUTH_NOT_VALID;
e60b2951 JJ	313
	314	wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE DEAUTHENTICATE %s",
	315	txtaddr);
	316
	317	if (hwaddr_aton(txtaddr, addr))
	318	return -1;
	319
ce6b9cd4 JM	320	pos = os_strstr(txtaddr, " reason=");
	321	if (pos)
	322	reason = atoi(pos + 8);
	323
e60b2951 JJ	324	pos = os_strstr(txtaddr, " test=");
	325	if (pos) {
	326	struct ieee80211_mgmt mgmt;
	327	int encrypt;
	328	if (hapd->driver->send_frame == NULL)
	329	return -1;
	330	pos += 6;
	331	encrypt = atoi(pos);
	332	os_memset(&mgmt, 0, sizeof(mgmt));
	333	mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
	334	WLAN_FC_STYPE_DEAUTH);
	335	os_memcpy(mgmt.da, addr, ETH_ALEN);
	336	os_memcpy(mgmt.sa, hapd->own_addr, ETH_ALEN);
	337	os_memcpy(mgmt.bssid, hapd->own_addr, ETH_ALEN);
ce6b9cd4	338	mgmt.u.deauth.reason_code = host_to_le16(reason);
e60b2951 JJ	339	if (hapd->driver->send_frame(hapd->drv_priv, (u8 *) &mgmt,
	340	IEEE80211_HDRLEN +
	341	sizeof(mgmt.u.deauth),
	342	encrypt) < 0)
	343	return -1;
	344	return 0;
	345	}
	346
	347	#ifdef CONFIG_P2P_MANAGER
	348	pos = os_strstr(txtaddr, " p2p=");
	349	if (pos) {
	350	return p2p_manager_disconnect(hapd, WLAN_FC_STYPE_DEAUTH,
	351	atoi(pos + 5), addr);
	352	}
	353	#endif /* CONFIG_P2P_MANAGER */
	354
3dbfb28c JM	355	if (os_strstr(txtaddr, " tx=0"))
	356	hostapd_drv_sta_remove(hapd, addr);
	357	else
	358	hostapd_drv_sta_deauth(hapd, addr, reason);
e60b2951 JJ	359	sta = ap_get_sta(hapd, addr);
e60b2951 JJ	360	if (sta)
6917c9e8	361	ap_sta_deauthenticate(hapd, sta, reason);
e60b2951 JJ	362	else if (addr[0] == 0xff)
	363	hostapd_free_stas(hapd);
	364
	365	return 0;
	366	}
	367
	368
	369	int hostapd_ctrl_iface_disassociate(struct hostapd_data *hapd,
	370	const char *txtaddr)
	371	{
	372	u8 addr[ETH_ALEN];
	373	struct sta_info *sta;
	374	const char *pos;
6917c9e8	375	u16 reason = WLAN_REASON_PREV_AUTH_NOT_VALID;
e60b2951 JJ	376
	377	wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE DISASSOCIATE %s",
	378	txtaddr);
	379
	380	if (hwaddr_aton(txtaddr, addr))
	381	return -1;
	382
ce6b9cd4 JM	383	pos = os_strstr(txtaddr, " reason=");
	384	if (pos)
	385	reason = atoi(pos + 8);
	386
e60b2951 JJ	387	pos = os_strstr(txtaddr, " test=");
	388	if (pos) {
	389	struct ieee80211_mgmt mgmt;
	390	int encrypt;
	391	if (hapd->driver->send_frame == NULL)
	392	return -1;
	393	pos += 6;
	394	encrypt = atoi(pos);
	395	os_memset(&mgmt, 0, sizeof(mgmt));
	396	mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
	397	WLAN_FC_STYPE_DISASSOC);
	398	os_memcpy(mgmt.da, addr, ETH_ALEN);
	399	os_memcpy(mgmt.sa, hapd->own_addr, ETH_ALEN);
	400	os_memcpy(mgmt.bssid, hapd->own_addr, ETH_ALEN);
ce6b9cd4	401	mgmt.u.disassoc.reason_code = host_to_le16(reason);
e60b2951 JJ	402	if (hapd->driver->send_frame(hapd->drv_priv, (u8 *) &mgmt,
	403	IEEE80211_HDRLEN +
	404	sizeof(mgmt.u.deauth),
	405	encrypt) < 0)
	406	return -1;
	407	return 0;
	408	}
	409
	410	#ifdef CONFIG_P2P_MANAGER
	411	pos = os_strstr(txtaddr, " p2p=");
	412	if (pos) {
	413	return p2p_manager_disconnect(hapd, WLAN_FC_STYPE_DISASSOC,
	414	atoi(pos + 5), addr);
	415	}
	416	#endif /* CONFIG_P2P_MANAGER */
	417
3dbfb28c JM	418	if (os_strstr(txtaddr, " tx=0"))
	419	hostapd_drv_sta_remove(hapd, addr);
	420	else
	421	hostapd_drv_sta_disassoc(hapd, addr, reason);
e60b2951 JJ	422	sta = ap_get_sta(hapd, addr);
e60b2951 JJ	423	if (sta)
6917c9e8	424	ap_sta_disassociate(hapd, sta, reason);
e60b2951 JJ	425	else if (addr[0] == 0xff)
	426	hostapd_free_stas(hapd);
	427
	428	return 0;
	429	}
5ae6449c JM	430
5ae6449c JM	431
1854eeca JM	432	int hostapd_ctrl_iface_poll_sta(struct hostapd_data *hapd,
	433	const char *txtaddr)
	434	{
	435	u8 addr[ETH_ALEN];
	436	struct sta_info *sta;
	437
	438	wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "CTRL_IFACE POLL_STA %s", txtaddr);
	439
	440	if (hwaddr_aton(txtaddr, addr))
	441	return -1;
	442
	443	sta = ap_get_sta(hapd, addr);
	444	if (!sta)
	445	return -1;
	446
	447	hostapd_drv_poll_client(hapd, hapd->own_addr, addr,
	448	sta->flags & WLAN_STA_WMM);
	449	return 0;
	450	}
	451
	452
5ae6449c JM	453	int hostapd_ctrl_iface_status(struct hostapd_data hapd, char buf,
	454	size_t buflen)
	455	{
	456	struct hostapd_iface *iface = hapd->iface;
	457	int len = 0, ret;
	458	size_t i;
	459
	460	ret = os_snprintf(buf + len, buflen - len,
	461	"state=%s\n"
	462	"phy=%s\n"
	463	"freq=%d\n"
	464	"num_sta_non_erp=%d\n"
	465	"num_sta_no_short_slot_time=%d\n"
	466	"num_sta_no_short_preamble=%d\n"
	467	"olbc=%d\n"
	468	"num_sta_ht_no_gf=%d\n"
	469	"num_sta_no_ht=%d\n"
	470	"num_sta_ht_20_mhz=%d\n"
9c47f6a2	471	"num_sta_ht40_intolerant=%d\n"
5ae6449c JM	472	"olbc_ht=%d\n"
	473	"ht_op_mode=0x%x\n",
	474	hostapd_state_text(iface->state),
	475	iface->phy,
	476	iface->freq,
	477	iface->num_sta_non_erp,
	478	iface->num_sta_no_short_slot_time,
	479	iface->num_sta_no_short_preamble,
	480	iface->olbc,
	481	iface->num_sta_ht_no_gf,
	482	iface->num_sta_no_ht,
	483	iface->num_sta_ht_20mhz,
9c47f6a2	484	iface->num_sta_ht40_intolerant,
5ae6449c JM	485	iface->olbc_ht,
5ae6449c JM	486	iface->ht_op_mode);
d85e1fc8	487	if (os_snprintf_error(buflen - len, ret))
5ae6449c JM	488	return len;
	489	len += ret;
	490
bbbacbf2 JD	491	if (!iface->cac_started \|\| !iface->dfs_cac_ms) {
	492	ret = os_snprintf(buf + len, buflen - len,
	493	"cac_time_seconds=%d\n"
	494	"cac_time_left_seconds=N/A\n",
	495	iface->dfs_cac_ms / 1000);
	496	} else {
	497	/* CAC started and CAC time set - calculate remaining time */
	498	struct os_reltime now;
	499	unsigned int left_time;
	500
	501	os_reltime_age(&iface->dfs_cac_start, &now);
	502	left_time = iface->dfs_cac_ms / 1000 - now.sec;
	503	ret = os_snprintf(buf + len, buflen - len,
	504	"cac_time_seconds=%u\n"
	505	"cac_time_left_seconds=%u\n",
	506	iface->dfs_cac_ms / 1000,
	507	left_time);
	508	}
d85e1fc8	509	if (os_snprintf_error(buflen - len, ret))
bbbacbf2 JD	510	return len;
	511	len += ret;
	512
5ae6449c JM	513	ret = os_snprintf(buf + len, buflen - len,
	514	"channel=%u\n"
	515	"secondary_channel=%d\n"
	516	"ieee80211n=%d\n"
	517	"ieee80211ac=%d\n"
	518	"vht_oper_chwidth=%d\n"
	519	"vht_oper_centr_freq_seg0_idx=%d\n"
	520	"vht_oper_centr_freq_seg1_idx=%d\n",
	521	iface->conf->channel,
	522	iface->conf->secondary_channel,
	523	iface->conf->ieee80211n,
	524	iface->conf->ieee80211ac,
	525	iface->conf->vht_oper_chwidth,
	526	iface->conf->vht_oper_centr_freq_seg0_idx,
	527	iface->conf->vht_oper_centr_freq_seg1_idx);
d85e1fc8	528	if (os_snprintf_error(buflen - len, ret))
5ae6449c JM	529	return len;
	530	len += ret;
	531
	532	for (i = 0; i < iface->num_bss; i++) {
	533	struct hostapd_data *bss = iface->bss[i];
	534	ret = os_snprintf(buf + len, buflen - len,
	535	"bss[%d]=%s\n"
	536	"bssid[%d]=" MACSTR "\n"
	537	"ssid[%d]=%s\n"
	538	"num_sta[%d]=%d\n",
	539	(int) i, bss->conf->iface,
	540	(int) i, MAC2STR(bss->own_addr),
	541	(int) i,
	542	wpa_ssid_txt(bss->conf->ssid.ssid,
	543	bss->conf->ssid.ssid_len),
	544	(int) i, bss->num_sta);
d85e1fc8	545	if (os_snprintf_error(buflen - len, ret))
5ae6449c JM	546	return len;
	547	len += ret;
	548	}
	549
	550	return len;
	551	}
334bf36a AO	552
	553
	554	int hostapd_parse_csa_settings(const char *pos,
	555	struct csa_settings *settings)
	556	{
	557	char *end;
	558
334bf36a AO	559	os_memset(settings, 0, sizeof(*settings));
	560	settings->cs_count = strtol(pos, &end, 10);
	561	if (pos == end) {
	562	wpa_printf(MSG_ERROR, "chanswitch: invalid cs_count provided");
	563	return -1;
	564	}
	565
	566	settings->freq_params.freq = atoi(end);
	567	if (settings->freq_params.freq == 0) {
	568	wpa_printf(MSG_ERROR, "chanswitch: invalid freq provided");
	569	return -1;
	570	}
	571
	572	#define SET_CSA_SETTING(str) \
	573	do { \
	574	const char *pos2 = os_strstr(pos, " " #str "="); \
	575	if (pos2) { \
	576	pos2 += sizeof(" " #str "=") - 1; \
	577	settings->freq_params.str = atoi(pos2); \
	578	} \
	579	} while (0)
	580
	581	SET_CSA_SETTING(center_freq1);
	582	SET_CSA_SETTING(center_freq2);
	583	SET_CSA_SETTING(bandwidth);
	584	SET_CSA_SETTING(sec_channel_offset);
	585	settings->freq_params.ht_enabled = !!os_strstr(pos, " ht");
	586	settings->freq_params.vht_enabled = !!os_strstr(pos, " vht");
	587	settings->block_tx = !!os_strstr(pos, " blocktx");
	588	#undef SET_CSA_SETTING
	589
	590	return 0;
	591	}
99650cad JM	592
	593
	594	int hostapd_ctrl_iface_stop_ap(struct hostapd_data *hapd)
	595	{
	596	return hostapd_drv_stop_ap(hapd);
	597	}
b8daac18 MH	598
	599
	600	int hostapd_ctrl_iface_pmksa_list(struct hostapd_data hapd, char buf,
	601	size_t len)
	602	{
	603	return wpa_auth_pmksa_list(hapd->wpa_auth, buf, len);
	604	}
4c522c77 MH	605
	606
	607	void hostapd_ctrl_iface_pmksa_flush(struct hostapd_data *hapd)
	608	{
	609	wpa_auth_pmksa_flush(hapd->wpa_auth);
	610	}