blob: bab10ad8ef34feb03cbb6f08440303b0e3a4acb4 [file] [log] [blame]
/*
* WPA Supplicant / Control interface (shared code for all backends)
* Copyright (c) 2004-2015, 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"
#ifdef CONFIG_TESTING_OPTIONS
#include <net/ethernet.h>
#include <netinet/ip.h>
#endif /* CONFIG_TESTING_OPTIONS */
#include "utils/common.h"
#include "utils/eloop.h"
#include "utils/uuid.h"
#include "common/version.h"
#include "common/ieee802_11_defs.h"
#include "common/ieee802_11_common.h"
#include "common/wpa_ctrl.h"
#include "crypto/tls.h"
#include "ap/hostapd.h"
#include "eap_peer/eap.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "rsn_supp/wpa.h"
#include "rsn_supp/preauth.h"
#include "rsn_supp/pmksa_cache.h"
#include "l2_packet/l2_packet.h"
#include "wps/wps.h"
#include "config.h"
#include "wpa_supplicant_i.h"
#include "driver_i.h"
#include "wps_supplicant.h"
#include "ibss_rsn.h"
#include "ap.h"
#include "p2p_supplicant.h"
#include "p2p/p2p.h"
#include "hs20_supplicant.h"
#include "wifi_display.h"
#include "notify.h"
#include "bss.h"
#include "scan.h"
#include "ctrl_iface.h"
#include "interworking.h"
#include "blacklist.h"
#include "autoscan.h"
#include "wnm_sta.h"
#include "offchannel.h"
#include "drivers/driver.h"
#include "mesh.h"
static int wpa_supplicant_global_iface_list(struct wpa_global *global,
char *buf, int len);
static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
char *buf, int len);
static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
char *val);
static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
{
char *pos;
u8 addr[ETH_ALEN], *filter = NULL, *n;
size_t count = 0;
pos = val;
while (pos) {
if (*pos == '\0')
break;
if (hwaddr_aton(pos, addr)) {
os_free(filter);
return -1;
}
n = os_realloc_array(filter, count + 1, ETH_ALEN);
if (n == NULL) {
os_free(filter);
return -1;
}
filter = n;
os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
count++;
pos = os_strchr(pos, ' ');
if (pos)
pos++;
}
wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
os_free(wpa_s->bssid_filter);
wpa_s->bssid_filter = filter;
wpa_s->bssid_filter_count = count;
return 0;
}
static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
{
char *pos;
u8 addr[ETH_ALEN], *bssid = NULL, *n;
struct wpa_ssid_value *ssid = NULL, *ns;
size_t count = 0, ssid_count = 0;
struct wpa_ssid *c;
/*
* disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
* SSID_SPEC ::= ssid <SSID_HEX>
* BSSID_SPEC ::= bssid <BSSID_HEX>
*/
pos = val;
while (pos) {
if (*pos == '\0')
break;
if (os_strncmp(pos, "bssid ", 6) == 0) {
int res;
pos += 6;
res = hwaddr_aton2(pos, addr);
if (res < 0) {
os_free(ssid);
os_free(bssid);
wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
"BSSID value '%s'", pos);
return -1;
}
pos += res;
n = os_realloc_array(bssid, count + 1, ETH_ALEN);
if (n == NULL) {
os_free(ssid);
os_free(bssid);
return -1;
}
bssid = n;
os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
count++;
} else if (os_strncmp(pos, "ssid ", 5) == 0) {
char *end;
pos += 5;
end = pos;
while (*end) {
if (*end == '\0' || *end == ' ')
break;
end++;
}
ns = os_realloc_array(ssid, ssid_count + 1,
sizeof(struct wpa_ssid_value));
if (ns == NULL) {
os_free(ssid);
os_free(bssid);
return -1;
}
ssid = ns;
if ((end - pos) & 0x01 ||
end - pos > 2 * SSID_MAX_LEN ||
hexstr2bin(pos, ssid[ssid_count].ssid,
(end - pos) / 2) < 0) {
os_free(ssid);
os_free(bssid);
wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
"SSID value '%s'", pos);
return -1;
}
ssid[ssid_count].ssid_len = (end - pos) / 2;
wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
ssid[ssid_count].ssid,
ssid[ssid_count].ssid_len);
ssid_count++;
pos = end;
} else {
wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
"'%s'", pos);
os_free(ssid);
os_free(bssid);
return -1;
}
pos = os_strchr(pos, ' ');
if (pos)
pos++;
}
wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
os_free(wpa_s->disallow_aps_bssid);
wpa_s->disallow_aps_bssid = bssid;
wpa_s->disallow_aps_bssid_count = count;
wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
os_free(wpa_s->disallow_aps_ssid);
wpa_s->disallow_aps_ssid = ssid;
wpa_s->disallow_aps_ssid_count = ssid_count;
if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
return 0;
c = wpa_s->current_ssid;
if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
return 0;
if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
!disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
return 0;
wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
"because current AP was marked disallowed");
#ifdef CONFIG_SME
wpa_s->sme.prev_bssid_set = 0;
#endif /* CONFIG_SME */
wpa_s->reassociate = 1;
wpa_s->own_disconnect_req = 1;
wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
wpa_supplicant_req_scan(wpa_s, 0, 0);
return 0;
}
#ifndef CONFIG_NO_CONFIG_BLOBS
static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
{
char *name = pos;
struct wpa_config_blob *blob;
size_t len;
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
len = os_strlen(pos);
if (len & 1)
return -1;
wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
blob = os_zalloc(sizeof(*blob));
if (blob == NULL)
return -1;
blob->name = os_strdup(name);
blob->data = os_malloc(len / 2);
if (blob->name == NULL || blob->data == NULL) {
wpa_config_free_blob(blob);
return -1;
}
if (hexstr2bin(pos, blob->data, len / 2) < 0) {
wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
wpa_config_free_blob(blob);
return -1;
}
blob->len = len / 2;
wpa_config_set_blob(wpa_s->conf, blob);
return 0;
}
#endif /* CONFIG_NO_CONFIG_BLOBS */
static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
{
char *params;
char *pos;
int *freqs = NULL;
int ret;
if (atoi(cmd)) {
params = os_strchr(cmd, ' ');
os_free(wpa_s->manual_sched_scan_freqs);
if (params) {
params++;
pos = os_strstr(params, "freq=");
if (pos)
freqs = freq_range_to_channel_list(wpa_s,
pos + 5);
}
wpa_s->manual_sched_scan_freqs = freqs;
ret = wpas_start_pno(wpa_s);
} else {
ret = wpas_stop_pno(wpa_s);
}
return ret;
}
static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
{
union wpa_event_data event;
if (os_strcmp(band, "AUTO") == 0)
wpa_s->setband = WPA_SETBAND_AUTO;
else if (os_strcmp(band, "5G") == 0)
wpa_s->setband = WPA_SETBAND_5G;
else if (os_strcmp(band, "2G") == 0)
wpa_s->setband = WPA_SETBAND_2G;
else
return -1;
if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
os_memset(&event, 0, sizeof(event));
event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
}
return 0;
}
static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
char *cmd)
{
char *value;
int ret = 0;
value = os_strchr(cmd, ' ');
if (value == NULL)
return -1;
*value++ = '\0';
wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
eapol_sm_configure(wpa_s->eapol,
atoi(value), -1, -1, -1);
} else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
eapol_sm_configure(wpa_s->eapol,
-1, atoi(value), -1, -1);
} else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
eapol_sm_configure(wpa_s->eapol,
-1, -1, atoi(value), -1);
} else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
eapol_sm_configure(wpa_s->eapol,
-1, -1, -1, atoi(value));
} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
atoi(value)))
ret = -1;
} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
0) {
if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
atoi(value)))
ret = -1;
} else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
ret = -1;
} else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
wpa_s->wps_fragment_size = atoi(value);
#ifdef CONFIG_WPS_TESTING
} else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
long int val;
val = strtol(value, NULL, 0);
if (val < 0 || val > 0xff) {
ret = -1;
wpa_printf(MSG_DEBUG, "WPS: Invalid "
"wps_version_number %ld", val);
} else {
wps_version_number = val;
wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
"version %u.%u",
(wps_version_number & 0xf0) >> 4,
wps_version_number & 0x0f);
}
} else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
wps_testing_dummy_cred = atoi(value);
wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
wps_testing_dummy_cred);
} else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
wps_corrupt_pkhash = atoi(value);
wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
wps_corrupt_pkhash);
#endif /* CONFIG_WPS_TESTING */
} else if (os_strcasecmp(cmd, "ampdu") == 0) {
if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
ret = -1;
#ifdef CONFIG_TDLS
#ifdef CONFIG_TDLS_TESTING
} else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
extern unsigned int tdls_testing;
tdls_testing = strtol(value, NULL, 0);
wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
#endif /* CONFIG_TDLS_TESTING */
} else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
int disabled = atoi(value);
wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
if (disabled) {
if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
ret = -1;
} else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
ret = -1;
wpa_tdls_enable(wpa_s->wpa, !disabled);
#endif /* CONFIG_TDLS */
} else if (os_strcasecmp(cmd, "pno") == 0) {
ret = wpas_ctrl_pno(wpa_s, value);
} else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
int disabled = atoi(value);
if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
ret = -1;
else if (disabled)
wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
} else if (os_strcasecmp(cmd, "uapsd") == 0) {
if (os_strcmp(value, "disable") == 0)
wpa_s->set_sta_uapsd = 0;
else {
int be, bk, vi, vo;
char *pos;
/* format: BE,BK,VI,VO;max SP Length */
be = atoi(value);
pos = os_strchr(value, ',');
if (pos == NULL)
return -1;
pos++;
bk = atoi(pos);
pos = os_strchr(pos, ',');
if (pos == NULL)
return -1;
pos++;
vi = atoi(pos);
pos = os_strchr(pos, ',');
if (pos == NULL)
return -1;
pos++;
vo = atoi(pos);
/* ignore max SP Length for now */
wpa_s->set_sta_uapsd = 1;
wpa_s->sta_uapsd = 0;
if (be)
wpa_s->sta_uapsd |= BIT(0);
if (bk)
wpa_s->sta_uapsd |= BIT(1);
if (vi)
wpa_s->sta_uapsd |= BIT(2);
if (vo)
wpa_s->sta_uapsd |= BIT(3);
}
} else if (os_strcasecmp(cmd, "ps") == 0) {
ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
#ifdef CONFIG_WIFI_DISPLAY
} else if (os_strcasecmp(cmd, "wifi_display") == 0) {
int enabled = !!atoi(value);
if (enabled && !wpa_s->global->p2p)
ret = -1;
else
wifi_display_enable(wpa_s->global, enabled);
#endif /* CONFIG_WIFI_DISPLAY */
} else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
ret = set_bssid_filter(wpa_s, value);
} else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
ret = set_disallow_aps(wpa_s, value);
} else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
wpa_s->no_keep_alive = !!atoi(value);
#ifdef CONFIG_TESTING_OPTIONS
} else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
wpa_s->ext_mgmt_frame_handling = !!atoi(value);
} else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
wpa_s->ext_eapol_frame_io = !!atoi(value);
#ifdef CONFIG_AP
if (wpa_s->ap_iface) {
wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
wpa_s->ext_eapol_frame_io;
}
#endif /* CONFIG_AP */
} else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
wpa_s->extra_roc_dur = atoi(value);
} else if (os_strcasecmp(cmd, "test_failure") == 0) {
wpa_s->test_failure = atoi(value);
#endif /* CONFIG_TESTING_OPTIONS */
#ifndef CONFIG_NO_CONFIG_BLOBS
} else if (os_strcmp(cmd, "blob") == 0) {
ret = wpas_ctrl_set_blob(wpa_s, value);
#endif /* CONFIG_NO_CONFIG_BLOBS */
} else if (os_strcasecmp(cmd, "setband") == 0) {
ret = wpas_ctrl_set_band(wpa_s, value);
} else {
value[-1] = '=';
ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
if (ret == 0)
wpa_supplicant_update_config(wpa_s);
}
return ret;
}
static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
char *cmd, char *buf, size_t buflen)
{
int res = -1;
wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
if (os_strcmp(cmd, "version") == 0) {
res = os_snprintf(buf, buflen, "%s", VERSION_STR);
} else if (os_strcasecmp(cmd, "country") == 0) {
if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
res = os_snprintf(buf, buflen, "%c%c",
wpa_s->conf->country[0],
wpa_s->conf->country[1]);
#ifdef CONFIG_WIFI_DISPLAY
} else if (os_strcasecmp(cmd, "wifi_display") == 0) {
int enabled;
if (wpa_s->global->p2p == NULL ||
wpa_s->global->p2p_disabled)
enabled = 0;
else
enabled = wpa_s->global->wifi_display;
res = os_snprintf(buf, buflen, "%d", enabled);
#endif /* CONFIG_WIFI_DISPLAY */
#ifdef CONFIG_TESTING_GET_GTK
} else if (os_strcmp(cmd, "gtk") == 0) {
if (wpa_s->last_gtk_len == 0)
return -1;
res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
wpa_s->last_gtk_len);
return res;
#endif /* CONFIG_TESTING_GET_GTK */
} else if (os_strcmp(cmd, "tls_library") == 0) {
res = tls_get_library_version(buf, buflen);
} else {
res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
}
if (os_snprintf_error(buflen, res))
return -1;
return res;
}
#ifdef IEEE8021X_EAPOL
static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
char *addr)
{
u8 bssid[ETH_ALEN];
struct wpa_ssid *ssid = wpa_s->current_ssid;
if (hwaddr_aton(addr, bssid)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
"'%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
rsn_preauth_deinit(wpa_s->wpa);
if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
return -1;
return 0;
}
#endif /* IEEE8021X_EAPOL */
#ifdef CONFIG_PEERKEY
/* MLME-STKSTART.request(peer) */
static int wpa_supplicant_ctrl_iface_stkstart(
struct wpa_supplicant *wpa_s, char *addr)
{
u8 peer[ETH_ALEN];
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
MAC2STR(peer));
return wpa_sm_stkstart(wpa_s->wpa, peer);
}
#endif /* CONFIG_PEERKEY */
#ifdef CONFIG_TDLS
static int wpa_supplicant_ctrl_iface_tdls_discover(
struct wpa_supplicant *wpa_s, char *addr)
{
u8 peer[ETH_ALEN];
int ret;
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
MAC2STR(peer));
if (wpa_tdls_is_external_setup(wpa_s->wpa))
ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
else
ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
return ret;
}
static int wpa_supplicant_ctrl_iface_tdls_setup(
struct wpa_supplicant *wpa_s, char *addr)
{
u8 peer[ETH_ALEN];
int ret;
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
MAC2STR(peer));
if ((wpa_s->conf->tdls_external_control) &&
wpa_tdls_is_external_setup(wpa_s->wpa))
return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
wpa_tdls_remove(wpa_s->wpa, peer);
if (wpa_tdls_is_external_setup(wpa_s->wpa))
ret = wpa_tdls_start(wpa_s->wpa, peer);
else
ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
return ret;
}
static int wpa_supplicant_ctrl_iface_tdls_teardown(
struct wpa_supplicant *wpa_s, char *addr)
{
u8 peer[ETH_ALEN];
int ret;
if (os_strcmp(addr, "*") == 0) {
/* remove everyone */
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
wpa_tdls_teardown_peers(wpa_s->wpa);
return 0;
}
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
MAC2STR(peer));
if ((wpa_s->conf->tdls_external_control) &&
wpa_tdls_is_external_setup(wpa_s->wpa))
return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
if (wpa_tdls_is_external_setup(wpa_s->wpa))
ret = wpa_tdls_teardown_link(
wpa_s->wpa, peer,
WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
else
ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
return ret;
}
static int ctrl_iface_get_capability_tdls(
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
{
int ret;
ret = os_snprintf(buf, buflen, "%s\n",
wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
(wpa_s->drv_flags &
WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
"EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
struct wpa_supplicant *wpa_s, char *cmd)
{
u8 peer[ETH_ALEN];
struct hostapd_freq_params freq_params;
u8 oper_class;
char *pos, *end;
if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
wpa_printf(MSG_INFO,
"tdls_chanswitch: Only supported with external setup");
return -1;
}
os_memset(&freq_params, 0, sizeof(freq_params));
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
oper_class = strtol(pos, &end, 10);
if (pos == end) {
wpa_printf(MSG_INFO,
"tdls_chanswitch: Invalid op class provided");
return -1;
}
pos = end;
freq_params.freq = atoi(pos);
if (freq_params.freq == 0) {
wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
return -1;
}
#define SET_FREQ_SETTING(str) \
do { \
const char *pos2 = os_strstr(pos, " " #str "="); \
if (pos2) { \
pos2 += sizeof(" " #str "=") - 1; \
freq_params.str = atoi(pos2); \
} \
} while (0)
SET_FREQ_SETTING(center_freq1);
SET_FREQ_SETTING(center_freq2);
SET_FREQ_SETTING(bandwidth);
SET_FREQ_SETTING(sec_channel_offset);
#undef SET_FREQ_SETTING
freq_params.ht_enabled = !!os_strstr(pos, " ht");
freq_params.vht_enabled = !!os_strstr(pos, " vht");
if (hwaddr_aton(cmd, peer)) {
wpa_printf(MSG_DEBUG,
"CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
cmd);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
" OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
MAC2STR(peer), oper_class, freq_params.freq,
freq_params.center_freq1, freq_params.center_freq2,
freq_params.bandwidth, freq_params.sec_channel_offset,
freq_params.ht_enabled ? " HT" : "",
freq_params.vht_enabled ? " VHT" : "");
return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
&freq_params);
}
static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
struct wpa_supplicant *wpa_s, char *cmd)
{
u8 peer[ETH_ALEN];
if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
wpa_printf(MSG_INFO,
"tdls_chanswitch: Only supported with external setup");
return -1;
}
if (hwaddr_aton(cmd, peer)) {
wpa_printf(MSG_DEBUG,
"CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
cmd);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
MAC2STR(peer));
return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
}
static int wpa_supplicant_ctrl_iface_tdls_link_status(
struct wpa_supplicant *wpa_s, const char *addr,
char *buf, size_t buflen)
{
u8 peer[ETH_ALEN];
const char *tdls_status;
int ret;
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG,
"CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
MAC2STR(peer));
tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
#endif /* CONFIG_TDLS */
static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
{
char *token, *context = NULL;
struct wmm_ac_ts_setup_params params = {
.tsid = 0xff,
.direction = 0xff,
};
while ((token = str_token(cmd, " ", &context))) {
if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
sscanf(token, "up=%i", &params.user_priority) == 1 ||
sscanf(token, "nominal_msdu_size=%i",
&params.nominal_msdu_size) == 1 ||
sscanf(token, "mean_data_rate=%i",
&params.mean_data_rate) == 1 ||
sscanf(token, "min_phy_rate=%i",
&params.minimum_phy_rate) == 1 ||
sscanf(token, "sba=%i",
&params.surplus_bandwidth_allowance) == 1)
continue;
if (os_strcasecmp(token, "downlink") == 0) {
params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
} else if (os_strcasecmp(token, "uplink") == 0) {
params.direction = WMM_TSPEC_DIRECTION_UPLINK;
} else if (os_strcasecmp(token, "bidi") == 0) {
params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
} else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
params.fixed_nominal_msdu = 1;
} else {
wpa_printf(MSG_DEBUG,
"CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
token);
return -1;
}
}
return wpas_wmm_ac_addts(wpa_s, &params);
}
static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 tsid = atoi(cmd);
return wpas_wmm_ac_delts(wpa_s, tsid);
}
#ifdef CONFIG_IEEE80211R
static int wpa_supplicant_ctrl_iface_ft_ds(
struct wpa_supplicant *wpa_s, char *addr)
{
u8 target_ap[ETH_ALEN];
struct wpa_bss *bss;
const u8 *mdie;
if (hwaddr_aton(addr, target_ap)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
bss = wpa_bss_get_bssid(wpa_s, target_ap);
if (bss)
mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
else
mdie = NULL;
return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
}
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_WPS
static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
char *cmd)
{
u8 bssid[ETH_ALEN], *_bssid = bssid;
#ifdef CONFIG_P2P
u8 p2p_dev_addr[ETH_ALEN];
#endif /* CONFIG_P2P */
#ifdef CONFIG_AP
u8 *_p2p_dev_addr = NULL;
#endif /* CONFIG_AP */
if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
_bssid = NULL;
#ifdef CONFIG_P2P
} else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
"P2P Device Address '%s'",
cmd + 13);
return -1;
}
_p2p_dev_addr = p2p_dev_addr;
#endif /* CONFIG_P2P */
} else if (hwaddr_aton(cmd, bssid)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
cmd);
return -1;
}
#ifdef CONFIG_AP
if (wpa_s->ap_iface)
return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
#endif /* CONFIG_AP */
return wpas_wps_start_pbc(wpa_s, _bssid, 0);
}
static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
char *cmd, char *buf,
size_t buflen)
{
u8 bssid[ETH_ALEN], *_bssid = bssid;
char *pin;
int ret;
pin = os_strchr(cmd, ' ');
if (pin)
*pin++ = '\0';
if (os_strcmp(cmd, "any") == 0)
_bssid = NULL;
else if (os_strcmp(cmd, "get") == 0) {
ret = wps_generate_pin();
goto done;
} else if (hwaddr_aton(cmd, bssid)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
cmd);
return -1;
}
#ifdef CONFIG_AP
if (wpa_s->ap_iface) {
int timeout = 0;
char *pos;
if (pin) {
pos = os_strchr(pin, ' ');
if (pos) {
*pos++ = '\0';
timeout = atoi(pos);
}
}
return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
buf, buflen, timeout);
}
#endif /* CONFIG_AP */
if (pin) {
ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
DEV_PW_DEFAULT);
if (ret < 0)
return -1;
ret = os_snprintf(buf, buflen, "%s", pin);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
if (ret < 0)
return -1;
done:
/* Return the generated PIN */
ret = os_snprintf(buf, buflen, "%08d", ret);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
static int wpa_supplicant_ctrl_iface_wps_check_pin(
struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
{
char pin[9];
size_t len;
char *pos;
int ret;
wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
(u8 *) cmd, os_strlen(cmd));
for (pos = cmd, len = 0; *pos != '\0'; pos++) {
if (*pos < '0' || *pos > '9')
continue;
pin[len++] = *pos;
if (len == 9) {
wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
return -1;
}
}
if (len != 4 && len != 8) {
wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
return -1;
}
pin[len] = '\0';
if (len == 8) {
unsigned int pin_val;
pin_val = atoi(pin);
if (!wps_pin_valid(pin_val)) {
wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
}
ret = os_snprintf(buf, buflen, "%s", pin);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
#ifdef CONFIG_WPS_NFC
static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
char *cmd)
{
u8 bssid[ETH_ALEN], *_bssid = bssid;
if (cmd == NULL || cmd[0] == '\0')
_bssid = NULL;
else if (hwaddr_aton(cmd, bssid))
return -1;
return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
0, 0);
}
static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
{
int ndef;
struct wpabuf *buf;
int res;
char *pos;
pos = os_strchr(cmd, ' ');
if (pos)
*pos++ = '\0';
if (os_strcmp(cmd, "WPS") == 0)
ndef = 0;
else if (os_strcmp(cmd, "NDEF") == 0)
ndef = 1;
else
return -1;
buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
if (buf == NULL)
return -1;
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
static int wpa_supplicant_ctrl_iface_wps_nfc_token(
struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
{
int ndef;
struct wpabuf *buf;
int res;
if (os_strcmp(cmd, "WPS") == 0)
ndef = 0;
else if (os_strcmp(cmd, "NDEF") == 0)
ndef = 1;
else
return -1;
buf = wpas_wps_nfc_token(wpa_s, ndef);
if (buf == NULL)
return -1;
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
struct wpa_supplicant *wpa_s, char *pos)
{
size_t len;
struct wpabuf *buf;
int ret;
char *freq;
int forced_freq = 0;
freq = strstr(pos, " freq=");
if (freq) {
*freq = '\0';
freq += 6;
forced_freq = atoi(freq);
}
len = os_strlen(pos);
if (len & 0x01)
return -1;
len /= 2;
buf = wpabuf_alloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
wpabuf_free(buf);
return -1;
}
ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
wpabuf_free(buf);
return ret;
}
static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
char *reply, size_t max_len,
int ndef)
{
struct wpabuf *buf;
int res;
buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
if (buf == NULL)
return -1;
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
#ifdef CONFIG_P2P
static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
char *reply, size_t max_len,
int ndef)
{
struct wpabuf *buf;
int res;
buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
if (buf == NULL) {
wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
return -1;
}
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
#endif /* CONFIG_P2P */
static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
char *cmd, char *reply,
size_t max_len)
{
char *pos;
int ndef;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (os_strcmp(cmd, "WPS") == 0)
ndef = 0;
else if (os_strcmp(cmd, "NDEF") == 0)
ndef = 1;
else
return -1;
if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
if (!ndef)
return -1;
return wpas_ctrl_nfc_get_handover_req_wps(
wpa_s, reply, max_len, ndef);
}
#ifdef CONFIG_P2P
if (os_strcmp(pos, "P2P-CR") == 0) {
return wpas_ctrl_nfc_get_handover_req_p2p(
wpa_s, reply, max_len, ndef);
}
#endif /* CONFIG_P2P */
return -1;
}
static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
char *reply, size_t max_len,
int ndef, int cr, char *uuid)
{
struct wpabuf *buf;
int res;
buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
if (buf == NULL)
return -1;
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
#ifdef CONFIG_P2P
static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
char *reply, size_t max_len,
int ndef, int tag)
{
struct wpabuf *buf;
int res;
buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
if (buf == NULL)
return -1;
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
#endif /* CONFIG_P2P */
static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
char *cmd, char *reply,
size_t max_len)
{
char *pos, *pos2;
int ndef;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (os_strcmp(cmd, "WPS") == 0)
ndef = 0;
else if (os_strcmp(cmd, "NDEF") == 0)
ndef = 1;
else
return -1;
pos2 = os_strchr(pos, ' ');
if (pos2)
*pos2++ = '\0';
if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
if (!ndef)
return -1;
return wpas_ctrl_nfc_get_handover_sel_wps(
wpa_s, reply, max_len, ndef,
os_strcmp(pos, "WPS-CR") == 0, pos2);
}
#ifdef CONFIG_P2P
if (os_strcmp(pos, "P2P-CR") == 0) {
return wpas_ctrl_nfc_get_handover_sel_p2p(
wpa_s, reply, max_len, ndef, 0);
}
if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
return wpas_ctrl_nfc_get_handover_sel_p2p(
wpa_s, reply, max_len, ndef, 1);
}
#endif /* CONFIG_P2P */
return -1;
}
static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
char *cmd)
{
size_t len;
struct wpabuf *req, *sel;
int ret;
char *pos, *role, *type, *pos2;
#ifdef CONFIG_P2P
char *freq;
int forced_freq = 0;
freq = strstr(cmd, " freq=");
if (freq) {
*freq = '\0';
freq += 6;
forced_freq = atoi(freq);
}
#endif /* CONFIG_P2P */
role = cmd;
pos = os_strchr(role, ' ');
if (pos == NULL) {
wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
return -1;
}
*pos++ = '\0';
type = pos;
pos = os_strchr(type, ' ');
if (pos == NULL) {
wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
return -1;
}
*pos++ = '\0';
pos2 = os_strchr(pos, ' ');
if (pos2 == NULL) {
wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
return -1;
}
*pos2++ = '\0';
len = os_strlen(pos);
if (len & 0x01) {
wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
return -1;
}
len /= 2;
req = wpabuf_alloc(len);
if (req == NULL) {
wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
return -1;
}
if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
wpabuf_free(req);
return -1;
}
len = os_strlen(pos2);
if (len & 0x01) {
wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
wpabuf_free(req);
return -1;
}
len /= 2;
sel = wpabuf_alloc(len);
if (sel == NULL) {
wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
wpabuf_free(req);
return -1;
}
if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
wpabuf_free(req);
wpabuf_free(sel);
return -1;
}
wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
#ifdef CONFIG_AP
} else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
{
ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
if (ret < 0)
ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
#endif /* CONFIG_AP */
#ifdef CONFIG_P2P
} else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
{
ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
} else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
{
ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
forced_freq);
#endif /* CONFIG_P2P */
} else {
wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
"reported: role=%s type=%s", role, type);
ret = -1;
}
wpabuf_free(req);
wpabuf_free(sel);
if (ret)
wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
return ret;
}
#endif /* CONFIG_WPS_NFC */
static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
char *cmd)
{
u8 bssid[ETH_ALEN];
char *pin;
char *new_ssid;
char *new_auth;
char *new_encr;
char *new_key;
struct wps_new_ap_settings ap;
pin = os_strchr(cmd, ' ');
if (pin == NULL)
return -1;
*pin++ = '\0';
if (hwaddr_aton(cmd, bssid)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
cmd);
return -1;
}
new_ssid = os_strchr(pin, ' ');
if (new_ssid == NULL)
return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
*new_ssid++ = '\0';
new_auth = os_strchr(new_ssid, ' ');
if (new_auth == NULL)
return -1;
*new_auth++ = '\0';
new_encr = os_strchr(new_auth, ' ');
if (new_encr == NULL)
return -1;
*new_encr++ = '\0';
new_key = os_strchr(new_encr, ' ');
if (new_key == NULL)
return -1;
*new_key++ = '\0';
os_memset(&ap, 0, sizeof(ap));
ap.ssid_hex = new_ssid;
ap.auth = new_auth;
ap.encr = new_encr;
ap.key_hex = new_key;
return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
}
#ifdef CONFIG_AP
static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
char *cmd, char *buf,
size_t buflen)
{
int timeout = 300;
char *pos;
const char *pin_txt;
if (!wpa_s->ap_iface)
return -1;
pos = os_strchr(cmd, ' ');
if (pos)
*pos++ = '\0';
if (os_strcmp(cmd, "disable") == 0) {
wpas_wps_ap_pin_disable(wpa_s);
return os_snprintf(buf, buflen, "OK\n");
}
if (os_strcmp(cmd, "random") == 0) {
if (pos)
timeout = atoi(pos);
pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
if (pin_txt == NULL)
return -1;
return os_snprintf(buf, buflen, "%s", pin_txt);
}
if (os_strcmp(cmd, "get") == 0) {
pin_txt = wpas_wps_ap_pin_get(wpa_s);
if (pin_txt == NULL)
return -1;
return os_snprintf(buf, buflen, "%s", pin_txt);
}
if (os_strcmp(cmd, "set") == 0) {
char *pin;
if (pos == NULL)
return -1;
pin = pos;
pos = os_strchr(pos, ' ');
if (pos) {
*pos++ = '\0';
timeout = atoi(pos);
}
if (os_strlen(pin) > buflen)
return -1;
if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
return -1;
return os_snprintf(buf, buflen, "%s", pin);
}
return -1;
}
#endif /* CONFIG_AP */
#ifdef CONFIG_WPS_ER
static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
char *cmd)
{
char *uuid = cmd, *pin, *pos;
u8 addr_buf[ETH_ALEN], *addr = NULL;
pin = os_strchr(uuid, ' ');
if (pin == NULL)
return -1;
*pin++ = '\0';
pos = os_strchr(pin, ' ');
if (pos) {
*pos++ = '\0';
if (hwaddr_aton(pos, addr_buf) == 0)
addr = addr_buf;
}
return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
}
static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
char *cmd)
{
char *uuid = cmd, *pin;
pin = os_strchr(uuid, ' ');
if (pin == NULL)
return -1;
*pin++ = '\0';
return wpas_wps_er_learn(wpa_s, uuid, pin);
}
static int wpa_supplicant_ctrl_iface_wps_er_set_config(
struct wpa_supplicant *wpa_s, char *cmd)
{
char *uuid = cmd, *id;
id = os_strchr(uuid, ' ');
if (id == NULL)
return -1;
*id++ = '\0';
return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
}
static int wpa_supplicant_ctrl_iface_wps_er_config(
struct wpa_supplicant *wpa_s, char *cmd)
{
char *pin;
char *new_ssid;
char *new_auth;
char *new_encr;
char *new_key;
struct wps_new_ap_settings ap;
pin = os_strchr(cmd, ' ');
if (pin == NULL)
return -1;
*pin++ = '\0';
new_ssid = os_strchr(pin, ' ');
if (new_ssid == NULL)
return -1;
*new_ssid++ = '\0';
new_auth = os_strchr(new_ssid, ' ');
if (new_auth == NULL)
return -1;
*new_auth++ = '\0';
new_encr = os_strchr(new_auth, ' ');
if (new_encr == NULL)
return -1;
*new_encr++ = '\0';
new_key = os_strchr(new_encr, ' ');
if (new_key == NULL)
return -1;
*new_key++ = '\0';
os_memset(&ap, 0, sizeof(ap));
ap.ssid_hex = new_ssid;
ap.auth = new_auth;
ap.encr = new_encr;
ap.key_hex = new_key;
return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
}
#ifdef CONFIG_WPS_NFC
static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
{
int ndef;
struct wpabuf *buf;
int res;
char *uuid;
uuid = os_strchr(cmd, ' ');
if (uuid == NULL)
return -1;
*uuid++ = '\0';
if (os_strcmp(cmd, "WPS") == 0)
ndef = 0;
else if (os_strcmp(cmd, "NDEF") == 0)
ndef = 1;
else
return -1;
buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
if (buf == NULL)
return -1;
res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
wpabuf_len(buf));
reply[res++] = '\n';
reply[res] = '\0';
wpabuf_free(buf);
return res;
}
#endif /* CONFIG_WPS_NFC */
#endif /* CONFIG_WPS_ER */
#endif /* CONFIG_WPS */
#ifdef CONFIG_IBSS_RSN
static int wpa_supplicant_ctrl_iface_ibss_rsn(
struct wpa_supplicant *wpa_s, char *addr)
{
u8 peer[ETH_ALEN];
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
MAC2STR(peer));
return ibss_rsn_start(wpa_s->ibss_rsn, peer);
}
#endif /* CONFIG_IBSS_RSN */
static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
char *rsp)
{
#ifdef IEEE8021X_EAPOL
char *pos, *id_pos;
int id;
struct wpa_ssid *ssid;
pos = os_strchr(rsp, '-');
if (pos == NULL)
return -1;
*pos++ = '\0';
id_pos = pos;
pos = os_strchr(pos, ':');
if (pos == NULL)
return -1;
*pos++ = '\0';
id = atoi(id_pos);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
(u8 *) pos, os_strlen(pos));
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
"to update", id);
return -1;
}
return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
pos);
#else /* IEEE8021X_EAPOL */
wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
return -1;
#endif /* IEEE8021X_EAPOL */
}
static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
const char *params,
char *buf, size_t buflen)
{
char *pos, *end, tmp[30];
int res, verbose, wps, ret;
#ifdef CONFIG_HS20
const u8 *hs20;
#endif /* CONFIG_HS20 */
const u8 *sess_id;
size_t sess_id_len;
if (os_strcmp(params, "-DRIVER") == 0)
return wpa_drv_status(wpa_s, buf, buflen);
verbose = os_strcmp(params, "-VERBOSE") == 0;
wps = os_strcmp(params, "-WPS") == 0;
pos = buf;
end = buf + buflen;
if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
struct wpa_ssid *ssid = wpa_s->current_ssid;
ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
MAC2STR(wpa_s->bssid));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
ret = os_snprintf(pos, end - pos, "freq=%u\n",
wpa_s->assoc_freq);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
if (ssid) {
u8 *_ssid = ssid->ssid;
size_t ssid_len = ssid->ssid_len;
u8 ssid_buf[SSID_MAX_LEN];
if (ssid_len == 0) {
int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
if (_res < 0)
ssid_len = 0;
else
ssid_len = _res;
_ssid = ssid_buf;
}
ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
wpa_ssid_txt(_ssid, ssid_len),
ssid->id);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
if (wps && ssid->passphrase &&
wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
(ssid->mode == WPAS_MODE_AP ||
ssid->mode == WPAS_MODE_P2P_GO)) {
ret = os_snprintf(pos, end - pos,
"passphrase=%s\n",
ssid->passphrase);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (ssid->id_str) {
ret = os_snprintf(pos, end - pos,
"id_str=%s\n",
ssid->id_str);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
switch (ssid->mode) {
case WPAS_MODE_INFRA:
ret = os_snprintf(pos, end - pos,
"mode=station\n");
break;
case WPAS_MODE_IBSS:
ret = os_snprintf(pos, end - pos,
"mode=IBSS\n");
break;
case WPAS_MODE_AP:
ret = os_snprintf(pos, end - pos,
"mode=AP\n");
break;
case WPAS_MODE_P2P_GO:
ret = os_snprintf(pos, end - pos,
"mode=P2P GO\n");
break;
case WPAS_MODE_P2P_GROUP_FORMATION:
ret = os_snprintf(pos, end - pos,
"mode=P2P GO - group "
"formation\n");
break;
default:
ret = 0;
break;
}
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#ifdef CONFIG_AP
if (wpa_s->ap_iface) {
pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
end - pos,
verbose);
} else
#endif /* CONFIG_AP */
pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
}
#ifdef CONFIG_SAE
if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
#ifdef CONFIG_AP
!wpa_s->ap_iface &&
#endif /* CONFIG_AP */
wpa_s->sme.sae.state == SAE_ACCEPTED) {
ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
wpa_s->sme.sae.group);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_SAE */
ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
wpa_supplicant_state_txt(wpa_s->wpa_state));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
if (wpa_s->l2 &&
l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#ifdef CONFIG_P2P
if (wpa_s->global->p2p) {
ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
"\n", MAC2STR(wpa_s->global->p2p_dev_addr));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_P2P */
ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
MAC2STR(wpa_s->own_addr));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
#ifdef CONFIG_HS20
if (wpa_s->current_bss &&
(hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
HS20_IE_VENDOR_TYPE)) &&
wpa_s->wpa_proto == WPA_PROTO_RSN &&
wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
int release = 1;
if (hs20[1] >= 5) {
u8 rel_num = (hs20[6] & 0xf0) >> 4;
release = rel_num + 1;
}
ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (wpa_s->current_ssid) {
struct wpa_cred *cred;
char *type;
for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
size_t i;
if (wpa_s->current_ssid->parent_cred != cred)
continue;
if (cred->provisioning_sp) {
ret = os_snprintf(pos, end - pos,
"provisioning_sp=%s\n",
cred->provisioning_sp);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (!cred->domain)
goto no_domain;
i = 0;
if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
struct wpabuf *names =
wpa_s->current_bss->anqp->domain_name;
for (i = 0; names && i < cred->num_domain; i++)
{
if (domain_name_list_contains(
names, cred->domain[i], 1))
break;
}
if (i == cred->num_domain)
i = 0; /* show first entry by default */
}
ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
cred->domain[i]);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
no_domain:
if (wpa_s->current_bss == NULL ||
wpa_s->current_bss->anqp == NULL)
res = -1;
else
res = interworking_home_sp_cred(
wpa_s, cred,
wpa_s->current_bss->anqp->domain_name);
if (res > 0)
type = "home";
else if (res == 0)
type = "roaming";
else
type = "unknown";
ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
break;
}
}
#endif /* CONFIG_HS20 */
if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
verbose);
if (res >= 0)
pos += res;
}
sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
if (sess_id) {
char *start = pos;
ret = os_snprintf(pos, end - pos, "eap_session_id=");
if (os_snprintf_error(end - pos, ret))
return start - buf;
pos += ret;
ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
if (ret <= 0)
return start - buf;
pos += ret;
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return start - buf;
pos += ret;
}
res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
if (res >= 0)
pos += res;
#ifdef CONFIG_WPS
{
char uuid_str[100];
uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_WPS */
#ifdef ANDROID
/*
* Allow using the STATUS command with default behavior, say for debug,
* i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
* events with STATUS-NO_EVENTS.
*/
if (os_strcmp(params, "-NO_EVENTS")) {
wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
"id=%d state=%d BSSID=" MACSTR " SSID=%s",
wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
wpa_s->wpa_state,
MAC2STR(wpa_s->bssid),
wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
wpa_ssid_txt(wpa_s->current_ssid->ssid,
wpa_s->current_ssid->ssid_len) : "");
if (wpa_s->wpa_state == WPA_COMPLETED) {
struct wpa_ssid *ssid = wpa_s->current_ssid;
wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
"- connection to " MACSTR
" completed %s [id=%d id_str=%s]",
MAC2STR(wpa_s->bssid), "(auth)",
ssid ? ssid->id : -1,
ssid && ssid->id_str ? ssid->id_str : "");
}
}
#endif /* ANDROID */
return pos - buf;
}
static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
char *cmd)
{
char *pos;
int id;
struct wpa_ssid *ssid;
u8 bssid[ETH_ALEN];
/* cmd: "<network id> <BSSID>" */
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
if (hwaddr_aton(pos, bssid)) {
wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
return -1;
}
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
"to update", id);
return -1;
}
os_memcpy(ssid->bssid, bssid, ETH_ALEN);
ssid->bssid_set = !is_zero_ether_addr(bssid);
return 0;
}
static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
char *cmd, char *buf,
size_t buflen)
{
u8 bssid[ETH_ALEN];
struct wpa_blacklist *e;
char *pos, *end;
int ret;
/* cmd: "BLACKLIST [<BSSID>]" */
if (*cmd == '\0') {
pos = buf;
end = buf + buflen;
e = wpa_s->blacklist;
while (e) {
ret = os_snprintf(pos, end - pos, MACSTR "\n",
MAC2STR(e->bssid));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
e = e->next;
}
return pos - buf;
}
cmd++;
if (os_strncmp(cmd, "clear", 5) == 0) {
wpa_blacklist_clear(wpa_s);
os_memcpy(buf, "OK\n", 3);
return 3;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
if (hwaddr_aton(cmd, bssid)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
return -1;
}
/*
* Add the BSSID twice, so its count will be 2, causing it to be
* skipped when processing scan results.
*/
ret = wpa_blacklist_add(wpa_s, bssid);
if (ret < 0)
return -1;
ret = wpa_blacklist_add(wpa_s, bssid);
if (ret < 0)
return -1;
os_memcpy(buf, "OK\n", 3);
return 3;
}
static const char * debug_level_str(int level)
{
switch (level) {
case MSG_EXCESSIVE:
return "EXCESSIVE";
case MSG_MSGDUMP:
return "MSGDUMP";
case MSG_DEBUG:
return "DEBUG";
case MSG_INFO:
return "INFO";
case MSG_WARNING:
return "WARNING";
case MSG_ERROR:
return "ERROR";
default:
return "?";
}
}
static int str_to_debug_level(const char *s)
{
if (os_strcasecmp(s, "EXCESSIVE") == 0)
return MSG_EXCESSIVE;
if (os_strcasecmp(s, "MSGDUMP") == 0)
return MSG_MSGDUMP;
if (os_strcasecmp(s, "DEBUG") == 0)
return MSG_DEBUG;
if (os_strcasecmp(s, "INFO") == 0)
return MSG_INFO;
if (os_strcasecmp(s, "WARNING") == 0)
return MSG_WARNING;
if (os_strcasecmp(s, "ERROR") == 0)
return MSG_ERROR;
return -1;
}
static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
char *cmd, char *buf,
size_t buflen)
{
char *pos, *end, *stamp;
int ret;
/* cmd: "LOG_LEVEL [<level>]" */
if (*cmd == '\0') {
pos = buf;
end = buf + buflen;
ret = os_snprintf(pos, end - pos, "Current level: %s\n"
"Timestamp: %d\n",
debug_level_str(wpa_debug_level),
wpa_debug_timestamp);
if (os_snprintf_error(end - pos, ret))
ret = 0;
return ret;
}
while (*cmd == ' ')
cmd++;
stamp = os_strchr(cmd, ' ');
if (stamp) {
*stamp++ = '\0';
while (*stamp == ' ') {
stamp++;
}
}
if (cmd && os_strlen(cmd)) {
int level = str_to_debug_level(cmd);
if (level < 0)
return -1;
wpa_debug_level = level;
}
if (stamp && os_strlen(stamp))
wpa_debug_timestamp = atoi(stamp);
os_memcpy(buf, "OK\n", 3);
return 3;
}
static int wpa_supplicant_ctrl_iface_list_networks(
struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
{
char *pos, *end, *prev;
struct wpa_ssid *ssid;
int ret;
pos = buf;
end = buf + buflen;
ret = os_snprintf(pos, end - pos,
"network id / ssid / bssid / flags\n");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
ssid = wpa_s->conf->ssid;
/* skip over ssids until we find next one */
if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
int last_id = atoi(cmd + 8);
if (last_id != -1) {
while (ssid != NULL && ssid->id <= last_id) {
ssid = ssid->next;
}
}
}
while (ssid) {
prev = pos;
ret = os_snprintf(pos, end - pos, "%d\t%s",
ssid->id,
wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
if (os_snprintf_error(end - pos, ret))
return prev - buf;
pos += ret;
if (ssid->bssid_set) {
ret = os_snprintf(pos, end - pos, "\t" MACSTR,
MAC2STR(ssid->bssid));
} else {
ret = os_snprintf(pos, end - pos, "\tany");
}
if (os_snprintf_error(end - pos, ret))
return prev - buf;
pos += ret;
ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
ssid == wpa_s->current_ssid ?
"[CURRENT]" : "",
ssid->disabled ? "[DISABLED]" : "",
ssid->disabled_until.sec ?
"[TEMP-DISABLED]" : "",
ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
"");
if (os_snprintf_error(end - pos, ret))
return prev - buf;
pos += ret;
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return prev - buf;
pos += ret;
ssid = ssid->next;
}
return pos - buf;
}
static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
{
int ret;
ret = os_snprintf(pos, end - pos, "-");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
ret = wpa_write_ciphers(pos, end, cipher, "+");
if (ret < 0)
return pos;
pos += ret;
return pos;
}
static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
const u8 *ie, size_t ie_len)
{
struct wpa_ie_data data;
char *start;
int ret;
ret = os_snprintf(pos, end - pos, "[%s-", proto);
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
ret = os_snprintf(pos, end - pos, "?]");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
return pos;
}
start = pos;
if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
ret = os_snprintf(pos, end - pos, "%sEAP",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
ret = os_snprintf(pos, end - pos, "%sPSK",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
ret = os_snprintf(pos, end - pos, "%sNone",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
ret = os_snprintf(pos, end - pos, "%sSAE",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
#ifdef CONFIG_IEEE80211R
if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
ret = os_snprintf(pos, end - pos, "%sFT/EAP",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
ret = os_snprintf(pos, end - pos, "%sFT/PSK",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
ret = os_snprintf(pos, end - pos, "%sFT/SAE",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_IEEE80211W
if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_SUITEB
if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
#endif /* CONFIG_SUITEB */
#ifdef CONFIG_SUITEB192
if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
#endif /* CONFIG_SUITEB192 */
if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
ret = os_snprintf(pos, end - pos, "%sOSEN",
pos == start ? "" : "+");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
ret = os_snprintf(pos, end - pos, "-preauth");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
}
ret = os_snprintf(pos, end - pos, "]");
if (os_snprintf_error(end - pos, ret))
return pos;
pos += ret;
return pos;
}
#ifdef CONFIG_WPS
static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
char *pos, char *end,
struct wpabuf *wps_ie)
{
int ret;
const char *txt;
if (wps_ie == NULL)
return pos;
if (wps_is_selected_pbc_registrar(wps_ie))
txt = "[WPS-PBC]";
else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
txt = "[WPS-AUTH]";
else if (wps_is_selected_pin_registrar(wps_ie))
txt = "[WPS-PIN]";
else
txt = "[WPS]";
ret = os_snprintf(pos, end - pos, "%s", txt);
if (!os_snprintf_error(end - pos, ret))
pos += ret;
wpabuf_free(wps_ie);
return pos;
}
#endif /* CONFIG_WPS */
static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
char *pos, char *end,
const struct wpa_bss *bss)
{
#ifdef CONFIG_WPS
struct wpabuf *wps_ie;
wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
#else /* CONFIG_WPS */
return pos;
#endif /* CONFIG_WPS */
}
/* Format one result on one text line into a buffer. */
static int wpa_supplicant_ctrl_iface_scan_result(
struct wpa_supplicant *wpa_s,
const struct wpa_bss *bss, char *buf, size_t buflen)
{
char *pos, *end;
int ret;
const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
if (!p2p)
p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
0)
return 0; /* Do not show P2P listen discovery results here */
pos = buf;
end = buf + buflen;
ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
MAC2STR(bss->bssid), bss->freq, bss->level);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
if (ie)
pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
if (ie2) {
pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
ie2, 2 + ie2[1]);
}
osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
if (osen_ie)
pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
osen_ie, 2 + osen_ie[1]);
pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
ret = os_snprintf(pos, end - pos, "[WEP]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
if (mesh) {
ret = os_snprintf(pos, end - pos, "[MESH]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
if (bss_is_dmg(bss)) {
const char *s;
ret = os_snprintf(pos, end - pos, "[DMG]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
case IEEE80211_CAP_DMG_IBSS:
s = "[IBSS]";
break;
case IEEE80211_CAP_DMG_AP:
s = "[ESS]";
break;
case IEEE80211_CAP_DMG_PBSS:
s = "[PBSS]";
break;
default:
s = "";
break;
}
ret = os_snprintf(pos, end - pos, "%s", s);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
} else {
if (bss->caps & IEEE80211_CAP_IBSS) {
ret = os_snprintf(pos, end - pos, "[IBSS]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
if (bss->caps & IEEE80211_CAP_ESS) {
ret = os_snprintf(pos, end - pos, "[ESS]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
}
if (p2p) {
ret = os_snprintf(pos, end - pos, "[P2P]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
#ifdef CONFIG_HS20
if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {