/*
* 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 "fst/fst.h"
#include "fst/fst_ctrl_iface.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,
const char *input,
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);
} else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
if (value[0] == '\0') {
wps_force_auth_types_in_use = 0;
} else {
wps_force_auth_types = strtol(value, NULL, 0);
wps_force_auth_types_in_use = 1;
}
} else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
if (value[0] == '\0') {
wps_force_encr_types_in_use = 0;
} else {
wps_force_encr_types = strtol(value, NULL, 0);
wps_force_encr_types_in_use = 1;
}
#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);
} else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
wpa_s->p2p_go_csa_on_inv = !!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);
#ifdef CONFIG_MBO
} else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
} else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
wpas_mbo_update_cell_capa(wpa_s, atoi(value));
#endif /* CONFIG_MBO */
} 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", ¶ms.tsid) == 1 ||
sscanf(token, "up=%i", ¶ms.user_priority) == 1 ||
sscanf(token, "nominal_msdu_size=%i",
¶ms.nominal_msdu_size) == 1 ||
sscanf(token, "mean_data_rate=%i",
¶ms.mean_data_rate) == 1 ||
sscanf(token, "min_phy_rate=%i",
¶ms.minimum_phy_rate) == 1 ||
sscanf(token, "sba=%i",
¶ms.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, ¶ms);
}
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) {
if (wps_generate_pin((unsigned int *) &ret) < 0)
return -1;
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 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 (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) {
ret = os_snprintf(pos, end - pos, "[HS20]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
#endif /* CONFIG_HS20 */
#ifdef CONFIG_FST
if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
ret = os_snprintf(pos, end - pos, "[FST]");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
#endif /* CONFIG_FST */
ret = os_snprintf(pos, end - pos, "\t%s",
wpa_ssid_txt(bss->ssid, bss->ssid_len));
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
return pos - buf;
}
static int wpa_supplicant_ctrl_iface_scan_results(
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
{
char *pos, *end;
struct wpa_bss *bss;
int ret;
pos = buf;
end = buf + buflen;
ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
"flags / ssid\n");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
end - pos);
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
}
return pos - buf;
}
#ifdef CONFIG_MESH
static int wpa_supplicant_ctrl_iface_mesh_interface_add(
struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
{
char *pos, ifname[IFNAMSIZ + 1];
ifname[0] = '\0';
pos = os_strstr(cmd, "ifname=");
if (pos) {
pos += 7;
os_strlcpy(ifname, pos, sizeof(ifname));
}
if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
return -1;
os_strlcpy(reply, ifname, max_len);
return os_strlen(ifname);
}
static int wpa_supplicant_ctrl_iface_mesh_group_add(
struct wpa_supplicant *wpa_s, char *cmd)
{
int id;
struct wpa_ssid *ssid;
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG,
"CTRL_IFACE: Could not find network id=%d", id);
return -1;
}
if (ssid->mode != WPAS_MODE_MESH) {
wpa_printf(MSG_DEBUG,
"CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
return -1;
}
if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
wpa_printf(MSG_ERROR,
"CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
return -1;
}
/*
* TODO: If necessary write our own group_add function,
* for now we can reuse select_network
*/
wpa_supplicant_select_network(wpa_s, ssid);
return 0;
}
static int wpa_supplicant_ctrl_iface_mesh_group_remove(
struct wpa_supplicant *wpa_s, char *cmd)
{
struct wpa_supplicant *orig;
struct wpa_global *global;
int found = 0;
wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
global = wpa_s->global;
orig = wpa_s;
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
if (os_strcmp(wpa_s->ifname, cmd) == 0) {
found = 1;
break;
}
}
if (!found) {
wpa_printf(MSG_ERROR,
"CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
cmd);
return -1;
}
if (wpa_s->mesh_if_created && wpa_s == orig) {
wpa_printf(MSG_ERROR,
"CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
return -1;
}
wpa_s->reassociate = 0;
wpa_s->disconnected = 1;
wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_cancel_scan(wpa_s);
/*
* TODO: If necessary write our own group_remove function,
* for now we can reuse deauthenticate
*/
wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
if (wpa_s->mesh_if_created)
wpa_supplicant_remove_iface(global, wpa_s, 0);
return 0;
}
static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
struct wpa_supplicant *wpa_s, char *cmd)
{
u8 addr[ETH_ALEN];
if (hwaddr_aton(cmd, addr) < 0)
return -1;
return wpas_mesh_peer_remove(wpa_s, addr);
}
static int wpa_supplicant_ctrl_iface_mesh_peer_add(
struct wpa_supplicant *wpa_s, char *cmd)
{
u8 addr[ETH_ALEN];
int duration;
char *pos;
pos = os_strstr(cmd, " duration=");
if (pos) {
*pos = '\0';
duration = atoi(pos + 10);
} else {
duration = -1;
}
if (hwaddr_aton(cmd, addr))
return -1;
return wpas_mesh_peer_add(wpa_s, addr, duration);
}
#endif /* CONFIG_MESH */
static int wpa_supplicant_ctrl_iface_select_network(
struct wpa_supplicant *wpa_s, char *cmd)
{
int id;
struct wpa_ssid *ssid;
char *pos;
/* cmd: "<network id>" or "any" */
if (os_strncmp(cmd, "any", 3) == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
ssid = NULL;
} else {
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
"network id=%d", id);
return -1;
}
if (ssid->disabled == 2) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
"SELECT_NETWORK with persistent P2P group");
return -1;
}
}
pos = os_strstr(cmd, " freq=");
if (pos) {
int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
if (freqs) {
wpa_s->scan_req = MANUAL_SCAN_REQ;
os_free(wpa_s->manual_scan_freqs);
wpa_s->manual_scan_freqs = freqs;
}
}
wpa_s->scan_min_time.sec = 0;
wpa_s->scan_min_time.usec = 0;
wpa_supplicant_select_network(wpa_s, ssid);
return 0;
}
static int wpa_supplicant_ctrl_iface_enable_network(
struct wpa_supplicant *wpa_s, char *cmd)
{
int id;
struct wpa_ssid *ssid;
/* cmd: "<network id>" or "all" */
if (os_strcmp(cmd, "all") == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
ssid = NULL;
} else {
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
"network id=%d", id);
return -1;
}
if (ssid->disabled == 2) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
"ENABLE_NETWORK with persistent P2P group");
return -1;
}
if (os_strstr(cmd, " no-connect")) {
ssid->disabled = 0;
return 0;
}
}
wpa_s->scan_min_time.sec = 0;
wpa_s->scan_min_time.usec = 0;
wpa_supplicant_enable_network(wpa_s, ssid);
return 0;
}
static int wpa_supplicant_ctrl_iface_disable_network(
struct wpa_supplicant *wpa_s, char *cmd)
{
int id;
struct wpa_ssid *ssid;
/* cmd: "<network id>" or "all" */
if (os_strcmp(cmd, "all") == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
ssid = NULL;
} else {
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
"network id=%d", id);
return -1;
}
if (ssid->disabled == 2) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
"DISABLE_NETWORK with persistent P2P "
"group");
return -1;
}
}
wpa_supplicant_disable_network(wpa_s, ssid);
return 0;
}
static int wpa_supplicant_ctrl_iface_add_network(
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
{
struct wpa_ssid *ssid;
int ret;
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
ssid = wpa_config_add_network(wpa_s->conf);
if (ssid == NULL)
return -1;
wpas_notify_network_added(wpa_s, ssid);
ssid->disabled = 1;
wpa_config_set_network_defaults(ssid);
ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
static int wpa_supplicant_ctrl_iface_remove_network(
struct wpa_supplicant *wpa_s, char *cmd)
{
int id;
struct wpa_ssid *ssid;
int was_disabled;
/* cmd: "<network id>" or "all" */
if (os_strcmp(cmd, "all") == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
if (wpa_s->sched_scanning)
wpa_supplicant_cancel_sched_scan(wpa_s);
eapol_sm_invalidate_cached_session(wpa_s->eapol);
if (wpa_s->current_ssid) {
#ifdef CONFIG_SME
wpa_s->sme.prev_bssid_set = 0;
#endif /* CONFIG_SME */
wpa_sm_set_config(wpa_s->wpa, NULL);
eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
wpa_s->own_disconnect_req = 1;
wpa_supplicant_deauthenticate(
wpa_s, WLAN_REASON_DEAUTH_LEAVING);
}
ssid = wpa_s->conf->ssid;
while (ssid) {
struct wpa_ssid *remove_ssid = ssid;
id = ssid->id;
ssid = ssid->next;
if (wpa_s->last_ssid == remove_ssid)
wpa_s->last_ssid = NULL;
wpas_notify_network_removed(wpa_s, remove_ssid);
wpa_config_remove_network(wpa_s->conf, id);
}
return 0;
}
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid)
wpas_notify_network_removed(wpa_s, ssid);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
"id=%d", id);
return -1;
}
if (wpa_s->last_ssid == ssid)
wpa_s->last_ssid = NULL;
if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
#ifdef CONFIG_SME
wpa_s->sme.prev_bssid_set = 0;
#endif /* CONFIG_SME */
/*
* Invalidate the EAP session cache if the current or
* previously used network is removed.
*/
eapol_sm_invalidate_cached_session(wpa_s->eapol);
}
if (ssid == wpa_s->current_ssid) {
wpa_sm_set_config(wpa_s->wpa, NULL);
eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
wpa_s->own_disconnect_req = 1;
wpa_supplicant_deauthenticate(wpa_s,
WLAN_REASON_DEAUTH_LEAVING);
}
was_disabled = ssid->disabled;
if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
"network id=%d", id);
return -1;
}
if (!was_disabled && wpa_s->sched_scanning) {
wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
"network from filters");
wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_req_scan(wpa_s, 0, 0);
}
return 0;
}
static int wpa_supplicant_ctrl_iface_update_network(
struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
char *name, char *value)
{
int ret;
ret = wpa_config_set(ssid, name, value, 0);
if (ret < 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
"variable '%s'", name);
return -1;
}
if (ret == 1)
return 0; /* No change to the previously configured value */
if (os_strcmp(name, "bssid") != 0 &&
os_strcmp(name, "priority") != 0) {
wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
if (wpa_s->current_ssid == ssid ||
wpa_s->current_ssid == NULL) {
/*
* Invalidate the EAP session cache if anything in the
* current or previously used configuration changes.
*/
eapol_sm_invalidate_cached_session(wpa_s->eapol);
}
}
if ((os_strcmp(name, "psk") == 0 &&
value[0] == '"' && ssid->ssid_len) ||
(os_strcmp(name, "ssid") == 0 && ssid->passphrase))
wpa_config_update_psk(ssid);
else if (os_strcmp(name, "priority") == 0)
wpa_config_update_prio_list(wpa_s->conf);
return 0;
}
static int wpa_supplicant_ctrl_iface_set_network(
struct wpa_supplicant *wpa_s, char *cmd)
{
int id, ret, prev_bssid_set, prev_disabled;
struct wpa_ssid *ssid;
char *name, *value;
u8 prev_bssid[ETH_ALEN];
/* cmd: "<network id> <variable name> <value>" */
name = os_strchr(cmd, ' ');
if (name == NULL)
return -1;
*name++ = '\0';
value = os_strchr(name, ' ');
if (value == NULL)
return -1;
*value++ = '\0';
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
id, name);
wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
(u8 *) value, os_strlen(value));
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
"id=%d", id);
return -1;
}
prev_bssid_set = ssid->bssid_set;
prev_disabled = ssid->disabled;
os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
value);
if (ret == 0 &&
(ssid->bssid_set != prev_bssid_set ||
os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
wpas_notify_network_bssid_set_changed(wpa_s, ssid);
if (prev_disabled != ssid->disabled &&
(prev_disabled == 2 || ssid->disabled == 2))
wpas_notify_network_type_changed(wpa_s, ssid);
return ret;
}
static int wpa_supplicant_ctrl_iface_get_network(
struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
{
int id;
size_t res;
struct wpa_ssid *ssid;
char *name, *value;
/* cmd: "<network id> <variable name>" */
name = os_strchr(cmd, ' ');
if (name == NULL || buflen == 0)
return -1;
*name++ = '\0';
id = atoi(cmd);
wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
id, name);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL) {
wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
"id=%d", id);
return -1;
}
value = wpa_config_get_no_key(ssid, name);
if (value == NULL) {
wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
"variable '%s'", name);
return -1;
}
res = os_strlcpy(buf, value, buflen);
if (res >= buflen) {
os_free(value);
return -1;
}
os_free(value);
return res;
}
static int wpa_supplicant_ctrl_iface_dup_network(
struct wpa_supplicant *wpa_s, char *cmd,
struct wpa_supplicant *dst_wpa_s)
{
struct wpa_ssid *ssid_s, *ssid_d;
char *name, *id, *value;
int id_s, id_d, ret;
/* cmd: "<src network id> <dst network id> <variable name>" */
id = os_strchr(cmd, ' ');
if (id == NULL)
return -1;
*id++ = '\0';
name = os_strchr(id, ' ');
if (name == NULL)
return -1;
*name++ = '\0';
id_s = atoi(cmd);
id_d = atoi(id);
wpa_printf(MSG_DEBUG,
"CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
if (ssid_s == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
"network id=%d", id_s);
return -1;
}
ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
if (ssid_d == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
"network id=%d", id_d);
return -1;
}
value = wpa_config_get(ssid_s, name);
if (value == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
"variable '%s'", name);
return -1;
}
ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
value);
os_free(value);
return ret;
}
static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
char *pos, *end;
struct wpa_cred *cred;
int ret;
pos = buf;
end = buf + buflen;
ret = os_snprintf(pos, end - pos,
"cred id / realm / username / domain / imsi\n");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
cred = wpa_s->conf->cred;
while (cred) {
ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
cred->id, cred->realm ? cred->realm : "",
cred->username ? cred->username : "",
cred->domain ? cred->domain[0] : "",
cred->imsi ? cred->imsi : "");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
cred = cred->next;
}
return pos - buf;
}
static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
struct wpa_cred *cred;
int ret;
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
cred = wpa_config_add_cred(wpa_s->conf);
if (cred == NULL)
return -1;
wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
ret = os_snprintf(buf, buflen, "%d\n", cred->id);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
struct wpa_cred *cred)
{
struct wpa_ssid *ssid;
char str[20];
int id;
if (cred == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
return -1;
}
id = cred->id;
if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
return -1;
}
wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
/* Remove any network entry created based on the removed credential */
ssid = wpa_s->conf->ssid;
while (ssid) {
if (ssid->parent_cred == cred) {
int res;
wpa_printf(MSG_DEBUG, "Remove network id %d since it "
"used the removed credential", ssid->id);
res = os_snprintf(str, sizeof(str), "%d", ssid->id);
if (os_snprintf_error(sizeof(str), res))
str[sizeof(str) - 1] = '\0';
ssid = ssid->next;
wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
} else
ssid = ssid->next;
}
return 0;
}
static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
char *cmd)
{
int id;
struct wpa_cred *cred, *prev;
/* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
* "provisioning_sp=<FQDN> */
if (os_strcmp(cmd, "all") == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
cred = wpa_s->conf->cred;
while (cred) {
prev = cred;
cred = cred->next;
wpas_ctrl_remove_cred(wpa_s, prev);
}
return 0;
}
if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
cmd + 8);
cred = wpa_s->conf->cred;
while (cred) {
prev = cred;
cred = cred->next;
if (prev->domain) {
size_t i;
for (i = 0; i < prev->num_domain; i++) {
if (os_strcmp(prev->domain[i], cmd + 8)
!= 0)
continue;
wpas_ctrl_remove_cred(wpa_s, prev);
break;
}
}
}
return 0;
}
if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
cmd + 16);
cred = wpa_s->conf->cred;
while (cred) {
prev = cred;
cred = cred->next;
if (prev->provisioning_sp &&
os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
wpas_ctrl_remove_cred(wpa_s, prev);
}
return 0;
}
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
cred = wpa_config_get_cred(wpa_s->conf, id);
return wpas_ctrl_remove_cred(wpa_s, cred);
}
static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
char *cmd)
{
int id;
struct wpa_cred *cred;
char *name, *value;
/* cmd: "<cred id> <variable name> <value>" */
name = os_strchr(cmd, ' ');
if (name == NULL)
return -1;
*name++ = '\0';
value = os_strchr(name, ' ');
if (value == NULL)
return -1;
*value++ = '\0';
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
id, name);
wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
(u8 *) value, os_strlen(value));
cred = wpa_config_get_cred(wpa_s->conf, id);
if (cred == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
id);
return -1;
}
if (wpa_config_set_cred(cred, name, value, 0) < 0) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
"variable '%s'", name);
return -1;
}
wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
return 0;
}
static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
char *cmd, char *buf,
size_t buflen)
{
int id;
size_t res;
struct wpa_cred *cred;
char *name, *value;
/* cmd: "<cred id> <variable name>" */
name = os_strchr(cmd, ' ');
if (name == NULL)
return -1;
*name++ = '\0';
id = atoi(cmd);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
id, name);
cred = wpa_config_get_cred(wpa_s->conf, id);
if (cred == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
id);
return -1;
}
value = wpa_config_get_cred_no_key(cred, name);
if (value == NULL) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
name);
return -1;
}
res = os_strlcpy(buf, value, buflen);
if (res >= buflen) {
os_free(value);
return -1;
}
os_free(value);
return res;
}
#ifndef CONFIG_NO_CONFIG_WRITE
static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
{
int ret;
if (!wpa_s->conf->update_config) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
"to update configuration (update_config=0)");
return -1;
}
ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
if (ret) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
"update configuration");
} else {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
" updated");
}
return ret;
}
#endif /* CONFIG_NO_CONFIG_WRITE */
struct cipher_info {
unsigned int capa;
const char *name;
int group_only;
};
static const struct cipher_info ciphers[] = {
{ WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
{ WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
{ WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
{ WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
{ WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
{ WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
{ WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
{ WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
};
static const struct cipher_info ciphers_group_mgmt[] = {
{ WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
{ WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
};
static int ctrl_iface_get_capability_pairwise(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
size_t len;
unsigned int i;
pos = buf;
end = pos + buflen;
if (res < 0) {
if (strict)
return 0;
len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
if (len >= buflen)
return -1;
return len;
}
for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
ret = os_snprintf(pos, end - pos, "%s%s",
pos == buf ? "" : " ",
ciphers[i].name);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
}
return pos - buf;
}
static int ctrl_iface_get_capability_group(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
size_t len;
unsigned int i;
pos = buf;
end = pos + buflen;
if (res < 0) {
if (strict)
return 0;
len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
if (len >= buflen)
return -1;
return len;
}
for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
if (capa->enc & ciphers[i].capa) {
ret = os_snprintf(pos, end - pos, "%s%s",
pos == buf ? "" : " ",
ciphers[i].name);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
}
return pos - buf;
}
static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
unsigned int i;
pos = buf;
end = pos + buflen;
if (res < 0)
return 0;
for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
if (capa->enc & ciphers_group_mgmt[i].capa) {
ret = os_snprintf(pos, end - pos, "%s%s",
pos == buf ? "" : " ",
ciphers_group_mgmt[i].name);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
}
return pos - buf;
}
static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
size_t len;
pos = buf;
end = pos + buflen;
if (res < 0) {
if (strict)
return 0;
len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
"NONE", buflen);
if (len >= buflen)
return -1;
return len;
}
ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
ret = os_snprintf(pos, end - pos, " WPA-EAP");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
ret = os_snprintf(pos, end - pos, " WPA-PSK");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
ret = os_snprintf(pos, end - pos, " WPA-NONE");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#ifdef CONFIG_SUITEB
if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_SUITEB */
#ifdef CONFIG_SUITEB192
if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_SUITEB192 */
return pos - buf;
}
static int ctrl_iface_get_capability_proto(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
size_t len;
pos = buf;
end = pos + buflen;
if (res < 0) {
if (strict)
return 0;
len = os_strlcpy(buf, "RSN WPA", buflen);
if (len >= buflen)
return -1;
return len;
}
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
ret = os_snprintf(pos, end - pos, "%sRSN",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
ret = os_snprintf(pos, end - pos, "%sWPA",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
return pos - buf;
}
static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
size_t len;
pos = buf;
end = pos + buflen;
if (res < 0) {
if (strict)
return 0;
len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
if (len >= buflen)
return -1;
return len;
}
if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
ret = os_snprintf(pos, end - pos, "%sOPEN",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
ret = os_snprintf(pos, end - pos, "%sSHARED",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
ret = os_snprintf(pos, end - pos, "%sLEAP",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#ifdef CONFIG_SAE
if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
ret = os_snprintf(pos, end - pos, "%sSAE",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_SAE */
return pos - buf;
}
static int ctrl_iface_get_capability_modes(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
size_t len;
pos = buf;
end = pos + buflen;
if (res < 0) {
if (strict)
return 0;
len = os_strlcpy(buf, "IBSS AP", buflen);
if (len >= buflen)
return -1;
return len;
}
if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
ret = os_snprintf(pos, end - pos, "%sIBSS",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
if (capa->flags & WPA_DRIVER_FLAGS_AP) {
ret = os_snprintf(pos, end - pos, "%sAP",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#ifdef CONFIG_MESH
if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
ret = os_snprintf(pos, end - pos, "%sMESH",
pos == buf ? "" : " ");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_MESH */
return pos - buf;
}
static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
struct hostapd_channel_data *chnl;
int ret, i, j;
char *pos, *end, *hmode;
pos = buf;
end = pos + buflen;
for (j = 0; j < wpa_s->hw.num_modes; j++) {
switch (wpa_s->hw.modes[j].mode) {
case HOSTAPD_MODE_IEEE80211B:
hmode = "B";
break;
case HOSTAPD_MODE_IEEE80211G:
hmode = "G";
break;
case HOSTAPD_MODE_IEEE80211A:
hmode = "A";
break;
case HOSTAPD_MODE_IEEE80211AD:
hmode = "AD";
break;
default:
continue;
}
ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
chnl = wpa_s->hw.modes[j].channels;
for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
continue;
ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
return pos - buf;
}
static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
struct hostapd_channel_data *chnl;
int ret, i, j;
char *pos, *end, *hmode;
pos = buf;
end = pos + buflen;
for (j = 0; j < wpa_s->hw.num_modes; j++) {
switch (wpa_s->hw.modes[j].mode) {
case HOSTAPD_MODE_IEEE80211B:
hmode = "B";
break;
case HOSTAPD_MODE_IEEE80211G:
hmode = "G";
break;
case HOSTAPD_MODE_IEEE80211A:
hmode = "A";
break;
case HOSTAPD_MODE_IEEE80211AD:
hmode = "AD";
break;
default:
continue;
}
ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
hmode);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
chnl = wpa_s->hw.modes[j].channels;
for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
continue;
ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
chnl[i].chan, chnl[i].freq,
chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
" (NO_IR)" : "",
chnl[i].flag & HOSTAPD_CHAN_RADAR ?
" (DFS)" : "");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
return pos - buf;
}
static int wpa_supplicant_ctrl_iface_get_capability(
struct wpa_supplicant *wpa_s, const char *_field, char *buf,
size_t buflen)
{
struct wpa_driver_capa capa;
int res;
char *strict;
char field[30];
size_t len;
/* Determine whether or not strict checking was requested */
len = os_strlcpy(field, _field, sizeof(field));
if (len >= sizeof(field))
return -1;
strict = os_strchr(field, ' ');
if (strict != NULL) {
*strict++ = '\0';
if (os_strcmp(strict, "strict") != 0)
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
field, strict ? strict : "");
if (os_strcmp(field, "eap") == 0) {
return eap_get_names(buf, buflen);
}
res = wpa_drv_get_capa(wpa_s, &capa);
if (os_strcmp(field, "pairwise") == 0)
return ctrl_iface_get_capability_pairwise(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "group") == 0)
return ctrl_iface_get_capability_group(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "group_mgmt") == 0)
return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "key_mgmt") == 0)
return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "proto") == 0)
return ctrl_iface_get_capability_proto(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "auth_alg") == 0)
return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
&capa, buf, buflen);
if (os_strcmp(field, "modes") == 0)
return ctrl_iface_get_capability_modes(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "channels") == 0)
return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
if (os_strcmp(field, "freq") == 0)
return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
#ifdef CONFIG_TDLS
if (os_strcmp(field, "tdls") == 0)
return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
#endif /* CONFIG_TDLS */
#ifdef CONFIG_ERP
if (os_strcmp(field, "erp") == 0) {
res = os_snprintf(buf, buflen, "ERP");
if (os_snprintf_error(buflen, res))
return -1;
return res;
}
#endif /* CONFIG_EPR */
#ifdef CONFIG_FIPS
if (os_strcmp(field, "fips") == 0) {
res = os_snprintf(buf, buflen, "FIPS");
if (os_snprintf_error(buflen, res))
return -1;
return res;
}
#endif /* CONFIG_FIPS */
#ifdef CONFIG_ACS
if (os_strcmp(field, "acs") == 0) {
res = os_snprintf(buf, buflen, "ACS");
if (os_snprintf_error(buflen, res))
return -1;
return res;
}
#endif /* CONFIG_ACS */
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
field);
return -1;
}
#ifdef CONFIG_INTERWORKING
static char * anqp_add_hex(char *pos, char *end, const char *title,
struct wpabuf *data)
{
char *start = pos;
size_t i;
int ret;
const u8 *d;
if (data == NULL)
return start;
ret = os_snprintf(pos, end - pos, "%s=", title);
if (os_snprintf_error(end - pos, ret))
return start;
pos += ret;
d = wpabuf_head_u8(data);
for (i = 0; i < wpabuf_len(data); i++) {
ret = os_snprintf(pos, end - pos, "%02x", *d++);
if (os_snprintf_error(end - pos, ret))
return start;
pos += ret;
}
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return start;
pos += ret;
return pos;
}
#endif /* CONFIG_INTERWORKING */
static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
unsigned long mask, char *buf, size_t buflen)
{
size_t i;
int ret;
char *pos, *end;
const u8 *ie, *ie2, *osen_ie;
pos = buf;
end = buf + buflen;
if (mask & WPA_BSS_MASK_ID) {
ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_BSSID) {
ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
MAC2STR(bss->bssid));
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_FREQ) {
ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_BEACON_INT) {
ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
bss->beacon_int);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_CAPABILITIES) {
ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
bss->caps);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_QUAL) {
ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_NOISE) {
ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_LEVEL) {
ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_TSF) {
ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
(unsigned long long) bss->tsf);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_AGE) {
struct os_reltime now;
os_get_reltime(&now);
ret = os_snprintf(pos, end - pos, "age=%d\n",
(int) (now.sec - bss->last_update.sec));
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_IE) {
ret = os_snprintf(pos, end - pos, "ie=");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
ie = (const u8 *) (bss + 1);
for (i = 0; i < bss->ie_len; i++) {
ret = os_snprintf(pos, end - pos, "%02x", *ie++);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_FLAGS) {
ret = os_snprintf(pos, end - pos, "flags=");
if (os_snprintf_error(end - pos, ret))
return 0;
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, "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 0;
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 0;
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 0;
pos += ret;
} else {
if (bss->caps & IEEE80211_CAP_IBSS) {
ret = os_snprintf(pos, end - pos, "[IBSS]");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (bss->caps & IEEE80211_CAP_ESS) {
ret = os_snprintf(pos, end - pos, "[ESS]");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
}
if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
ret = os_snprintf(pos, end - pos, "[P2P]");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
#ifdef CONFIG_HS20
if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
ret = os_snprintf(pos, end - pos, "[HS20]");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
#endif /* CONFIG_HS20 */
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_SSID) {
ret = os_snprintf(pos, end - pos, "ssid=%s\n",
wpa_ssid_txt(bss->ssid, bss->ssid_len));
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
#ifdef CONFIG_WPS
if (mask & WPA_BSS_MASK_WPS_SCAN) {
ie = (const u8 *) (bss + 1);
ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
if (ret >= end - pos)
return 0;
if (ret > 0)
pos += ret;
}
#endif /* CONFIG_WPS */
#ifdef CONFIG_P2P
if (mask & WPA_BSS_MASK_P2P_SCAN) {
ie = (const u8 *) (bss + 1);
ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
if (ret < 0 || ret >= end - pos)
return 0;
pos += ret;
}
#endif /* CONFIG_P2P */
#ifdef CONFIG_WIFI_DISPLAY
if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
struct wpabuf *wfd;
ie = (const u8 *) (bss + 1);
wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
WFD_IE_VENDOR_TYPE);
if (wfd) {
ret = os_snprintf(pos, end - pos, "wfd_subelems=");
if (os_snprintf_error(end - pos, ret)) {
wpabuf_free(wfd);
return 0;
}
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos,
wpabuf_head(wfd),
wpabuf_len(wfd));
wpabuf_free(wfd);
ret = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
}
#endif /* CONFIG_WIFI_DISPLAY */
#ifdef CONFIG_INTERWORKING
if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
struct wpa_bss_anqp *anqp = bss->anqp;
struct wpa_bss_anqp_elem *elem;
pos = anqp_add_hex(pos, end, "anqp_capability_list",
anqp->capability_list);
pos = anqp_add_hex(pos, end, "anqp_venue_name",
anqp->venue_name);
pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
anqp->network_auth_type);
pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
anqp->roaming_consortium);
pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
anqp->ip_addr_type_availability);
pos = anqp_add_hex(pos, end, "anqp_nai_realm",
anqp->nai_realm);
pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
pos = anqp_add_hex(pos, end, "anqp_domain_name",
anqp->domain_name);
#ifdef CONFIG_HS20
pos = anqp_add_hex(pos, end, "hs20_capability_list",
anqp->hs20_capability_list);
pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
anqp->hs20_operator_friendly_name);
pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
anqp->hs20_wan_metrics);
pos = anqp_add_hex(pos, end, "hs20_connection_capability",
anqp->hs20_connection_capability);
pos = anqp_add_hex(pos, end, "hs20_operating_class",
anqp->hs20_operating_class);
pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
anqp->hs20_osu_providers_list);
#endif /* CONFIG_HS20 */
dl_list_for_each(elem, &anqp->anqp_elems,
struct wpa_bss_anqp_elem, list) {
char title[20];
os_snprintf(title, sizeof(title), "anqp[%u]",
elem->infoid);
pos = anqp_add_hex(pos, end, title, elem->payload);
}
}
#endif /* CONFIG_INTERWORKING */
#ifdef CONFIG_MESH
if (mask & WPA_BSS_MASK_MESH_SCAN) {
ie = (const u8 *) (bss + 1);
ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
if (ret < 0 || ret >= end - pos)
return 0;
pos += ret;
}
#endif /* CONFIG_MESH */
if (mask & WPA_BSS_MASK_SNR) {
ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
bss->est_throughput);
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
#ifdef CONFIG_FST
if (mask & WPA_BSS_MASK_FST) {
ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
if (ret < 0 || ret >= end - pos)
return 0;
pos += ret;
}
#endif /* CONFIG_FST */
if (mask & WPA_BSS_MASK_DELIM) {
ret = os_snprintf(pos, end - pos, "====\n");
if (os_snprintf_error(end - pos, ret))
return 0;
pos += ret;
}
return pos - buf;
}
static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
const char *cmd, char *buf,
size_t buflen)
{
u8 bssid[ETH_ALEN];
size_t i;
struct wpa_bss *bss;
struct wpa_bss *bsslast = NULL;
struct dl_list *next;
int ret = 0;
int len;
char *ctmp, *end = buf + buflen;
unsigned long mask = WPA_BSS_MASK_ALL;
if (os_strncmp(cmd, "RANGE=", 6) == 0) {
if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
list_id);
bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
list_id);
} else { /* N1-N2 */
unsigned int id1, id2;
if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
wpa_printf(MSG_INFO, "Wrong BSS range "
"format");
return 0;
}
if (*(cmd + 6) == '-')
id1 = 0;
else
id1 = atoi(cmd + 6);
ctmp++;
if (*ctmp >= '0' && *ctmp <= '9')
id2 = atoi(ctmp);
else
id2 = (unsigned int) -1;
bss = wpa_bss_get_id_range(wpa_s, id1, id2);
if (id2 == (unsigned int) -1)
bsslast = dl_list_last(&wpa_s->bss_id,
struct wpa_bss,
list_id);
else {
bsslast = wpa_bss_get_id(wpa_s, id2);
if (bsslast == NULL && bss && id2 > id1) {
struct wpa_bss *tmp = bss;
for (;;) {
next = tmp->list_id.next;
if (next == &wpa_s->bss_id)
break;
tmp = dl_list_entry(
next, struct wpa_bss,
list_id);
if (tmp->id > id2)
break;
bsslast = tmp;
}
}
}
}
} else if (os_strncmp(cmd, "FIRST", 5) == 0)
bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
else if (os_strncmp(cmd, "LAST", 4) == 0)
bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
else if (os_strncmp(cmd, "ID-", 3) == 0) {
i = atoi(cmd + 3);
bss = wpa_bss_get_id(wpa_s, i);
} else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
i = atoi(cmd + 5);
bss = wpa_bss_get_id(wpa_s, i);
if (bss) {
next = bss->list_id.next;
if (next == &wpa_s->bss_id)
bss = NULL;
else
bss = dl_list_entry(next, struct wpa_bss,
list_id);
}
#ifdef CONFIG_P2P
} else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
if (hwaddr_aton(cmd + 13, bssid) == 0)
bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
else
bss = NULL;
#endif /* CONFIG_P2P */
} else if (hwaddr_aton(cmd, bssid) == 0)
bss = wpa_bss_get_bssid(wpa_s, bssid);
else {
struct wpa_bss *tmp;
i = atoi(cmd);
bss = NULL;
dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
{
if (i-- == 0) {
bss = tmp;
break;
}
}
}
if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
mask = strtoul(ctmp + 5, NULL, 0x10);
if (mask == 0)
mask = WPA_BSS_MASK_ALL;
}
if (bss == NULL)
return 0;
if (bsslast == NULL)
bsslast = bss;
do {
len = print_bss_info(wpa_s, bss, mask, buf, buflen);
ret += len;
buf += len;
buflen -= len;
if (bss == bsslast) {
if ((mask & WPA_BSS_MASK_DELIM) && len &&
(bss == dl_list_last(&wpa_s->bss_id,
struct wpa_bss, list_id))) {
int res;
res = os_snprintf(buf - 5, end - buf + 5,
"####\n");
if (os_snprintf_error(end - buf + 5, res)) {
wpa_printf(MSG_DEBUG,
"Could not add end delim");
}
}
break;
}
next = bss->list_id.next;
if (next == &wpa_s->bss_id)
break;
bss = dl_list_entry(next, struct wpa_bss, list_id);
} while (bss && len);
return ret;
}
static int wpa_supplicant_ctrl_iface_ap_scan(
struct wpa_supplicant *wpa_s, char *cmd)
{
int ap_scan = atoi(cmd);
return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
}
static int wpa_supplicant_ctrl_iface_scan_interval(
struct wpa_supplicant *wpa_s, char *cmd)
{
int scan_int = atoi(cmd);
return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
}
static int wpa_supplicant_ctrl_iface_bss_expire_age(
struct wpa_supplicant *wpa_s, char *cmd)
{
int expire_age = atoi(cmd);
return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
}
static int wpa_supplicant_ctrl_iface_bss_expire_count(
struct wpa_supplicant *wpa_s, char *cmd)
{
int expire_count = atoi(cmd);
return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
}
static void wpa_supplicant_ctrl_iface_bss_flush(
struct wpa_supplicant *wpa_s, char *cmd)
{
int flush_age = atoi(cmd);
if (flush_age == 0)
wpa_bss_flush(wpa_s);
else
wpa_bss_flush_by_age(wpa_s, flush_age);
}
#ifdef CONFIG_TESTING_OPTIONS
static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
{
wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
/* MLME-DELETEKEYS.request */
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
#ifdef CONFIG_IEEE80211W
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
#endif /* CONFIG_IEEE80211W */
wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
0);
/* MLME-SETPROTECTION.request(None) */
wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
MLME_SETPROTECTION_PROTECT_TYPE_NONE,
MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
wpa_sm_drop_sa(wpa_s->wpa);
}
#endif /* CONFIG_TESTING_OPTIONS */
static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
char *addr)
{
#ifdef CONFIG_NO_SCAN_PROCESSING
return -1;
#else /* CONFIG_NO_SCAN_PROCESSING */
u8 bssid[ETH_ALEN];
struct wpa_bss *bss;
struct wpa_ssid *ssid = wpa_s->current_ssid;
if (hwaddr_aton(addr, bssid)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
"address '%s'", addr);
return -1;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
if (!ssid) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
"configuration known for the target AP");
return -1;
}
bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
if (!bss) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
"from BSS table");
return -1;
}
/*
* TODO: Find best network configuration block from configuration to
* allow roaming to other networks
*/
wpa_s->reassociate = 1;
wpa_supplicant_connect(wpa_s, bss, ssid);
return 0;
#endif /* CONFIG_NO_SCAN_PROCESSING */
}
#ifdef CONFIG_P2P
static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
{
unsigned int timeout = atoi(cmd);
enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
u8 dev_id[ETH_ALEN], *_dev_id = NULL;
u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
char *pos;
unsigned int search_delay;
const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
u8 seek_count = 0;
int freq = 0;
if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
wpa_dbg(wpa_s, MSG_INFO,
"Reject P2P_FIND since interface is disabled");
return -1;
}
if (os_strstr(cmd, "type=social"))
type = P2P_FIND_ONLY_SOCIAL;
else if (os_strstr(cmd, "type=progressive"))
type = P2P_FIND_PROGRESSIVE;
pos = os_strstr(cmd, "dev_id=");
if (pos) {
pos += 7;
if (hwaddr_aton(pos, dev_id))
return -1;
_dev_id = dev_id;
}
pos = os_strstr(cmd, "dev_type=");
if (pos) {
pos += 9;
if (wps_dev_type_str2bin(pos, dev_type) < 0)
return -1;
_dev_type = dev_type;
}
pos = os_strstr(cmd, "delay=");
if (pos) {
pos += 6;
search_delay = atoi(pos);
} else
search_delay = wpas_p2p_search_delay(wpa_s);
pos = os_strstr(cmd, "freq=");
if (pos) {
pos += 5;
freq = atoi(pos);
if (freq <= 0)
return -1;
}
/* Must be searched for last, because it adds nul termination */
pos = os_strstr(cmd, " seek=");
if (pos)
pos += 6;
while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
char *term;
_seek[seek_count++] = pos;
seek = _seek;
term = os_strchr(pos, ' ');
if (!term)
break;
*term = '\0';
pos = os_strstr(term + 1, "seek=");
if (pos)
pos += 5;
}
if (seek_count > P2P_MAX_QUERY_HASH) {
seek[0] = NULL;
seek_count = 1;
}
return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
_dev_id, search_delay, seek_count, seek, freq);
}
static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
{
const char *last = NULL;
const char *token;
long int token_len;
unsigned int i;
/* Expected predefined CPT names delimited by ':' */
for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
wpa_printf(MSG_ERROR,
"P2PS: CPT name list is too long, expected up to %d names",
P2PS_FEATURE_CAPAB_CPT_MAX);
cpt[0] = 0;
return -1;
}
token_len = last - token;
if (token_len == 3 &&
os_memcmp(token, "UDP", token_len) == 0) {
cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
} else if (token_len == 3 &&
os_memcmp(token, "MAC", token_len) == 0) {
cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
} else {
wpa_printf(MSG_ERROR,
"P2PS: Unsupported CPT name '%s'", token);
cpt[0] = 0;
return -1;
}
if (isblank((unsigned char) *last)) {
i++;
break;
}
}
cpt[i] = 0;
return 0;
}
static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
{
struct p2ps_provision *p2ps_prov;
char *pos;
size_t info_len = 0;
char *info = NULL;
u8 role = P2PS_SETUP_NONE;
long long unsigned val;
int i;
pos = os_strstr(cmd, "info=");
if (pos) {
pos += 5;
info_len = os_strlen(pos);
if (info_len) {
info = os_malloc(info_len + 1);
if (info) {
info_len = utf8_unescape(pos, info_len,
info, info_len + 1);
} else
info_len = 0;
}
}
p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
if (p2ps_prov == NULL) {
os_free(info);
return NULL;
}
if (info) {
os_memcpy(p2ps_prov->info, info, info_len);
p2ps_prov->info[info_len] = '\0';
os_free(info);
}
pos = os_strstr(cmd, "status=");
if (pos)
p2ps_prov->status = atoi(pos + 7);
else
p2ps_prov->status = -1;
pos = os_strstr(cmd, "adv_id=");
if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
goto invalid_args;
p2ps_prov->adv_id = val;
pos = os_strstr(cmd, "method=");
if (pos)
p2ps_prov->method = strtol(pos + 7, NULL, 16);
else
p2ps_prov->method = 0;
pos = os_strstr(cmd, "session=");
if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
goto invalid_args;
p2ps_prov->session_id = val;
pos = os_strstr(cmd, "adv_mac=");
if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
goto invalid_args;
pos = os_strstr(cmd, "session_mac=");
if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
goto invalid_args;
pos = os_strstr(cmd, "cpt=");
if (pos) {
if (p2ps_ctrl_parse_cpt_priority(pos + 4,
p2ps_prov->cpt_priority))
goto invalid_args;
} else {
p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
}
for (i = 0; p2ps_prov->cpt_priority[i]; i++)
p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
/* force conncap with tstCap (no sanity checks) */
pos = os_strstr(cmd, "tstCap=");
if (pos) {
role = strtol(pos + 7, NULL, 16);
} else {
pos = os_strstr(cmd, "role=");
if (pos) {
role = strtol(pos + 5, NULL, 16);
if (role != P2PS_SETUP_CLIENT &&
role != P2PS_SETUP_GROUP_OWNER)
role = P2PS_SETUP_NONE;
}
}
p2ps_prov->role = role;
return p2ps_prov;
invalid_args:
os_free(p2ps_prov);
return NULL;
}
static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 addr[ETH_ALEN];
struct p2ps_provision *p2ps_prov;
char *pos;
/* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
if (hwaddr_aton(cmd, addr))
return -1;
pos = cmd + 17;
if (*pos != ' ')
return -1;
p2ps_prov = p2p_parse_asp_provision_cmd(pos);
if (!p2ps_prov)
return -1;
if (p2ps_prov->status < 0) {
os_free(p2ps_prov);
return -1;
}
return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
p2ps_prov);
}
static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 addr[ETH_ALEN];
struct p2ps_provision *p2ps_prov;
char *pos;
/* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
* session=<ses_id> mac=<ses_mac> [info=<infodata>]
*/
wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
if (hwaddr_aton(cmd, addr))
return -1;
pos = cmd + 17;
if (*pos != ' ')
return -1;
p2ps_prov = p2p_parse_asp_provision_cmd(pos);
if (!p2ps_prov)
return -1;
p2ps_prov->pd_seeker = 1;
return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
p2ps_prov);
}
static int parse_freq(int chwidth, int freq2)
{
if (freq2 < 0)
return -1;
if (freq2)
return VHT_CHANWIDTH_80P80MHZ;
switch (chwidth) {
case 0:
case 20:
case 40:
return VHT_CHANWIDTH_USE_HT;
case 80:
return VHT_CHANWIDTH_80MHZ;
case 160:
return VHT_CHANWIDTH_160MHZ;
default:
wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
chwidth);
return -1;
}
}
static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
u8 addr[ETH_ALEN];
char *pos, *pos2;
char *pin = NULL;
enum p2p_wps_method wps_method;
int new_pin;
int ret;
int persistent_group, persistent_id = -1;
int join;
int auth;
int automatic;
int go_intent = -1;
int freq = 0;
int pd;
int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
size_t group_ssid_len = 0;
if (!wpa_s->global->p2p_init_wpa_s)
return -1;
if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
wpa_s->global->p2p_init_wpa_s->ifname);
wpa_s = wpa_s->global->p2p_init_wpa_s;
}
/* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
* [persistent|persistent=<network id>]
* [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
* [ht40] [vht] [auto] [ssid=<hexdump>] */
if (hwaddr_aton(cmd, addr))
return -1;
pos = cmd + 17;
if (*pos != ' ')
return -1;
pos++;
persistent_group = os_strstr(pos, " persistent") != NULL;
pos2 = os_strstr(pos, " persistent=");
if (pos2) {
struct wpa_ssid *ssid;
persistent_id = atoi(pos2 + 12);
ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
if (ssid == NULL || ssid->disabled != 2 ||
ssid->mode != WPAS_MODE_P2P_GO) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
"SSID id=%d for persistent P2P group (GO)",
persistent_id);
return -1;
}
}
join = os_strstr(pos, " join") != NULL;
auth = os_strstr(pos, " auth") != NULL;
automatic = os_strstr(pos, " auto") != NULL;
pd = os_strstr(pos, " provdisc") != NULL;
vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
vht;
pos2 = os_strstr(pos, " go_intent=");
if (pos2) {
pos2 += 11;
go_intent = atoi(pos2);
if (go_intent < 0 || go_intent > 15)
return -1;
}
pos2 = os_strstr(pos, " freq=");
if (pos2) {
pos2 += 6;
freq = atoi(pos2);
if (freq <= 0)
return -1;
}
pos2 = os_strstr(pos, " freq2=");
if (pos2)
freq2 = atoi(pos2 + 7);
pos2 = os_strstr(pos, " max_oper_chwidth=");
if (pos2)
chwidth = atoi(pos2 + 18);
max_oper_chwidth = parse_freq(chwidth, freq2);
if (max_oper_chwidth < 0)
return -1;
pos2 = os_strstr(pos, " ssid=");
if (pos2) {
char *end;
pos2 += 6;
end = os_strchr(pos2, ' ');
if (!end)
group_ssid_len = os_strlen(pos2) / 2;
else
group_ssid_len = (end - pos2) / 2;
if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
return -1;
group_ssid = _group_ssid;
}
if (os_strncmp(pos, "pin", 3) == 0) {
/* Request random PIN (to be displayed) and enable the PIN */
wps_method = WPS_PIN_DISPLAY;
} else if (os_strncmp(pos, "pbc", 3) == 0) {
wps_method = WPS_PBC;
} else {
pin = pos;
pos = os_strchr(pin, ' ');
wps_method = WPS_PIN_KEYPAD;
if (pos) {
*pos++ = '\0';
if (os_strncmp(pos, "display", 7) == 0)
wps_method = WPS_PIN_DISPLAY;
else if (os_strncmp(pos, "p2ps", 4) == 0)
wps_method = WPS_P2PS;
}
if (!wps_pin_str_valid(pin)) {
os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
return 17;
}
}
new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
persistent_group, automatic, join,
auth, go_intent, freq, freq2, persistent_id,
pd, ht40, vht, max_oper_chwidth,
group_ssid, group_ssid_len);
if (new_pin == -2) {
os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
return 25;
}
if (new_pin == -3) {
os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
return 25;
}
if (new_pin < 0)
return -1;
if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
ret = os_snprintf(buf, buflen, "%08d", new_pin);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
os_memcpy(buf, "OK\n", 3);
return 3;
}
static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
{
unsigned int timeout = atoi(cmd);
if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
wpa_dbg(wpa_s, MSG_INFO,
"Reject P2P_LISTEN since interface is disabled");
return -1;
}
return wpas_p2p_listen(wpa_s, timeout);
}
static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 addr[ETH_ALEN];
char *pos;
enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
/* <addr> <config method> [join|auto] */
if (hwaddr_aton(cmd, addr))
return -1;
pos = cmd + 17;
if (*pos != ' ')
return -1;
pos++;
if (os_strstr(pos, " join") != NULL)
use = WPAS_P2P_PD_FOR_JOIN;
else if (os_strstr(pos, " auto") != NULL)
use = WPAS_P2P_PD_AUTO;
return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
}
static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
size_t buflen)
{
struct wpa_ssid *ssid = wpa_s->current_ssid;
if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
ssid->passphrase == NULL)
return -1;
os_strlcpy(buf, ssid->passphrase, buflen);
return os_strlen(buf);
}
static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
u64 ref;
int res;
u8 dst_buf[ETH_ALEN], *dst;
struct wpabuf *tlvs;
char *pos;
size_t len;
if (hwaddr_aton(cmd, dst_buf))
return -1;
dst = dst_buf;
if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
dst = NULL;
pos = cmd + 17;
if (*pos != ' ')
return -1;
pos++;
if (os_strncmp(pos, "upnp ", 5) == 0) {
u8 version;
pos += 5;
if (hexstr2bin(pos, &version, 1) < 0)
return -1;
pos += 2;
if (*pos != ' ')
return -1;
pos++;
ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
#ifdef CONFIG_WIFI_DISPLAY
} else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
#endif /* CONFIG_WIFI_DISPLAY */
} else if (os_strncmp(pos, "asp ", 4) == 0) {
char *svc_str;
char *svc_info = NULL;
u32 id;
pos += 4;
if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
return -1;
pos = os_strchr(pos, ' ');
if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
return -1;
svc_str = pos + 1;
pos = os_strchr(svc_str, ' ');
if (pos)
*pos++ = '\0';
/* All remaining data is the svc_info string */
if (pos && pos[0] && pos[0] != ' ') {
len = os_strlen(pos);
/* Unescape in place */
len = utf8_unescape(pos, len, pos, len);
if (len > 0xff)
return -1;
svc_info = pos;
}
ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
svc_str, svc_info);
} else {
len = os_strlen(pos);
if (len & 1)
return -1;
len /= 2;
tlvs = wpabuf_alloc(len);
if (tlvs == NULL)
return -1;
if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
wpabuf_free(tlvs);
return -1;
}
ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
wpabuf_free(tlvs);
}
if (ref == 0)
return -1;
res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
if (os_snprintf_error(buflen, res))
return -1;
return res;
}
static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
char *cmd)
{
long long unsigned val;
u64 req;
if (sscanf(cmd, "%llx", &val) != 1)
return -1;
req = val;
return wpas_p2p_sd_cancel_request(wpa_s, req);
}
static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
{
int freq;
u8 dst[ETH_ALEN];
u8 dialog_token;
struct wpabuf *resp_tlvs;
char *pos, *pos2;
size_t len;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
freq = atoi(cmd);
if (freq == 0)
return -1;
if (hwaddr_aton(pos, dst))
return -1;
pos += 17;
if (*pos != ' ')
return -1;
pos++;
pos2 = os_strchr(pos, ' ');
if (pos2 == NULL)
return -1;
*pos2++ = '\0';
dialog_token = atoi(pos);
len = os_strlen(pos2);
if (len & 1)
return -1;
len /= 2;
resp_tlvs = wpabuf_alloc(len);
if (resp_tlvs == NULL)
return -1;
if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
wpabuf_free(resp_tlvs);
return -1;
}
wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
wpabuf_free(resp_tlvs);
return 0;
}
static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
char *cmd)
{
if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
return -1;
wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
return 0;
}
static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
char *cmd)
{
char *pos;
size_t len;
struct wpabuf *query, *resp;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
len = os_strlen(cmd);
if (len & 1)
return -1;
len /= 2;
query = wpabuf_alloc(len);
if (query == NULL)
return -1;
if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
wpabuf_free(query);
return -1;
}
len = os_strlen(pos);
if (len & 1) {
wpabuf_free(query);
return -1;
}
len /= 2;
resp = wpabuf_alloc(len);
if (resp == NULL) {
wpabuf_free(query);
return -1;
}
if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
wpabuf_free(query);
wpabuf_free(resp);
return -1;
}
if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
wpabuf_free(query);
wpabuf_free(resp);
return -1;
}
return 0;
}
static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
u8 version;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (hexstr2bin(cmd, &version, 1) < 0)
return -1;
return wpas_p2p_service_add_upnp(wpa_s, version, pos);
}
static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
u8 replace, char *cmd)
{
char *pos;
char *adv_str;
u32 auto_accept, adv_id, svc_state, config_methods;
char *svc_info = NULL;
char *cpt_prio_str;
u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
/* Auto-Accept value is mandatory, and must be one of the
* single values (0, 1, 2, 4) */
auto_accept = atoi(cmd);
switch (auto_accept) {
case P2PS_SETUP_NONE: /* No auto-accept */
case P2PS_SETUP_NEW:
case P2PS_SETUP_CLIENT:
case P2PS_SETUP_GROUP_OWNER:
break;
default:
return -1;
}
/* Advertisement ID is mandatory */
cmd = pos;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
/* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
return -1;
/* Only allow replacements if exist, and adds if not */
if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
if (!replace)
return -1;
} else {
if (replace)
return -1;
}
/* svc_state between 0 - 0xff is mandatory */
if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
return -1;
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
/* config_methods is mandatory */
pos++;
if (sscanf(pos, "%x", &config_methods) != 1)
return -1;
if (!(config_methods &
(WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
return -1;
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
pos++;
adv_str = pos;
/* Advertisement string is mandatory */
if (!pos[0] || pos[0] == ' ')
return -1;
/* Terminate svc string */
pos = os_strchr(pos, ' ');
if (pos != NULL)
*pos++ = '\0';
cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
if (cpt_prio_str) {
pos = os_strchr(pos, ' ');
if (pos != NULL)
*pos++ = '\0';
if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
return -1;
} else {
cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
cpt_prio[1] = 0;
}
/* Service and Response Information are optional */
if (pos && pos[0]) {
size_t len;
/* Note the bare ' included, which cannot exist legally
* in unescaped string. */
svc_info = os_strstr(pos, "svc_info='");
if (svc_info) {
svc_info += 9;
len = os_strlen(svc_info);
utf8_unescape(svc_info, len, svc_info, len);
}
}
return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
(u8) svc_state, (u16) config_methods,
svc_info, cpt_prio);
}
static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (os_strcmp(cmd, "bonjour") == 0)
return p2p_ctrl_service_add_bonjour(wpa_s, pos);
if (os_strcmp(cmd, "upnp") == 0)
return p2p_ctrl_service_add_upnp(wpa_s, pos);
if (os_strcmp(cmd, "asp") == 0)
return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
return -1;
}
static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
char *cmd)
{
size_t len;
struct wpabuf *query;
int ret;
len = os_strlen(cmd);
if (len & 1)
return -1;
len /= 2;
query = wpabuf_alloc(len);
if (query == NULL)
return -1;
if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
wpabuf_free(query);
return -1;
}
ret = wpas_p2p_service_del_bonjour(wpa_s, query);
wpabuf_free(query);
return ret;
}
static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
u8 version;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (hexstr2bin(cmd, &version, 1) < 0)
return -1;
return wpas_p2p_service_del_upnp(wpa_s, version, pos);
}
static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
{
u32 adv_id;
if (os_strcmp(cmd, "all") == 0) {
wpas_p2p_service_flush_asp(wpa_s);
return 0;
}
if (sscanf(cmd, "%x", &adv_id) != 1)
return -1;
return wpas_p2p_service_del_asp(wpa_s, adv_id);
}
static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (os_strcmp(cmd, "bonjour") == 0)
return p2p_ctrl_service_del_bonjour(wpa_s, pos);
if (os_strcmp(cmd, "upnp") == 0)
return p2p_ctrl_service_del_upnp(wpa_s, pos);
if (os_strcmp(cmd, "asp") == 0)
return p2p_ctrl_service_del_asp(wpa_s, pos);
wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
return -1;
}
static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
if (os_strcmp(cmd, "asp") == 0)
return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
return -1;
}
static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 addr[ETH_ALEN];
/* <addr> */
if (hwaddr_aton(cmd, addr))
return -1;
return wpas_p2p_reject(wpa_s, addr);
}
static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
int id;
struct wpa_ssid *ssid;
u8 *_peer = NULL, peer[ETH_ALEN];
int freq = 0, pref_freq = 0;
int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
id = atoi(cmd);
pos = os_strstr(cmd, " peer=");
if (pos) {
pos += 6;
if (hwaddr_aton(pos, peer))
return -1;
_peer = peer;
}
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL || ssid->disabled != 2) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
"for persistent P2P group",
id);
return -1;
}
pos = os_strstr(cmd, " freq=");
if (pos) {
pos += 6;
freq = atoi(pos);
if (freq <= 0)
return -1;
}
pos = os_strstr(cmd, " pref=");
if (pos) {
pos += 6;
pref_freq = atoi(pos);
if (pref_freq <= 0)
return -1;
}
vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
vht;
pos = os_strstr(cmd, "freq2=");
if (pos)
freq2 = atoi(pos + 6);
pos = os_strstr(cmd, " max_oper_chwidth=");
if (pos)
chwidth = atoi(pos + 18);
max_oper_chwidth = parse_freq(chwidth, freq2);
if (max_oper_chwidth < 0)
return -1;
return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
max_oper_chwidth, pref_freq);
}
static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
pos = os_strstr(cmd, " peer=");
if (!pos)
return -1;
*pos = '\0';
pos += 6;
if (hwaddr_aton(pos, peer)) {
wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
return -1;
}
pos = os_strstr(pos, " go_dev_addr=");
if (pos) {
pos += 13;
if (hwaddr_aton(pos, go_dev_addr)) {
wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
pos);
return -1;
}
go_dev = go_dev_addr;
}
return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
}
static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
{
if (os_strncmp(cmd, "persistent=", 11) == 0)
return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
if (os_strncmp(cmd, "group=", 6) == 0)
return p2p_ctrl_invite_group(wpa_s, cmd + 6);
return -1;
}
static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
int id, int freq, int vht_center_freq2,
int ht40, int vht, int vht_chwidth)
{
struct wpa_ssid *ssid;
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL || ssid->disabled != 2) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
"for persistent P2P group",
id);
return -1;
}
return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
vht_center_freq2, 0, ht40, vht,
vht_chwidth, NULL, 0, 0);
}
static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
{
int freq = 0, persistent = 0, group_id = -1;
int vht = wpa_s->conf->p2p_go_vht;
int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
int max_oper_chwidth, chwidth = 0, freq2 = 0;
char *token, *context = NULL;
while ((token = str_token(cmd, " ", &context))) {
if (sscanf(token, "freq=%d", &freq) == 1 ||
sscanf(token, "freq2=%d", &freq2) == 1 ||
sscanf(token, "persistent=%d", &group_id) == 1 ||
sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
continue;
} else if (os_strcmp(token, "ht40") == 0) {
ht40 = 1;
} else if (os_strcmp(token, "vht") == 0) {
vht = 1;
ht40 = 1;
} else if (os_strcmp(token, "persistent") == 0) {
persistent = 1;
} else {
wpa_printf(MSG_DEBUG,
"CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
token);
return -1;
}
}
max_oper_chwidth = parse_freq(chwidth, freq2);
if (max_oper_chwidth < 0)
return -1;
if (group_id >= 0)
return p2p_ctrl_group_add_persistent(wpa_s, group_id,
freq, freq2, ht40, vht,
max_oper_chwidth);
return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
max_oper_chwidth);
}
static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
u8 addr[ETH_ALEN], *addr_ptr;
int next, res;
const struct p2p_peer_info *info;
char *pos, *end;
char devtype[WPS_DEV_TYPE_BUFSIZE];
struct wpa_ssid *ssid;
size_t i;
if (!wpa_s->global->p2p)
return -1;
if (os_strcmp(cmd, "FIRST") == 0) {
addr_ptr = NULL;
next = 0;
} else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
if (hwaddr_aton(cmd + 5, addr) < 0)
return -1;
addr_ptr = addr;
next = 1;
} else {
if (hwaddr_aton(cmd, addr) < 0)
return -1;
addr_ptr = addr;
next = 0;
}
info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
if (info == NULL)
return -1;
pos = buf;
end = buf + buflen;
res = os_snprintf(pos, end - pos, MACSTR "\n"
"pri_dev_type=%s\n"
"device_name=%s\n"
"manufacturer=%s\n"
"model_name=%s\n"
"model_number=%s\n"
"serial_number=%s\n"
"config_methods=0x%x\n"
"dev_capab=0x%x\n"
"group_capab=0x%x\n"
"level=%d\n",
MAC2STR(info->p2p_device_addr),
wps_dev_type_bin2str(info->pri_dev_type,
devtype, sizeof(devtype)),
info->device_name,
info->manufacturer,
info->model_name,
info->model_number,
info->serial_number,
info->config_methods,
info->dev_capab,
info->group_capab,
info->level);
if (os_snprintf_error(end - pos, res))
return pos - buf;
pos += res;
for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
{
const u8 *t;
t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
wps_dev_type_bin2str(t, devtype,
sizeof(devtype)));
if (os_snprintf_error(end - pos, res))
return pos - buf;
pos += res;
}
ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
if (ssid) {
res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
if (os_snprintf_error(end - pos, res))
return pos - buf;
pos += res;
}
res = p2p_get_peer_info_txt(info, pos, end - pos);
if (res < 0)
return pos - buf;
pos += res;
if (info->vendor_elems) {
res = os_snprintf(pos, end - pos, "vendor_elems=");
if (os_snprintf_error(end - pos, res))
return pos - buf;
pos += res;
pos += wpa_snprintf_hex(pos, end - pos,
wpabuf_head(info->vendor_elems),
wpabuf_len(info->vendor_elems));
res = os_snprintf(pos, end - pos, "\n");
if (os_snprintf_error(end - pos, res))
return pos - buf;
pos += res;
}
return pos - buf;
}
static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
const char *param)
{
unsigned int i;
if (wpa_s->global->p2p == NULL)
return -1;
if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
return -1;
for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
struct wpa_freq_range *freq;
freq = &wpa_s->global->p2p_disallow_freq.range[i];
wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
freq->min, freq->max);
}
wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
return 0;
}
static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
{
char *param;
if (wpa_s->global->p2p == NULL)
return -1;
param = os_strchr(cmd, ' ');
if (param == NULL)
return -1;
*param++ = '\0';
if (os_strcmp(cmd, "discoverability") == 0) {
p2p_set_client_discoverability(wpa_s->global->p2p,
atoi(param));
return 0;
}
if (os_strcmp(cmd, "managed") == 0) {
p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
return 0;
}
if (os_strcmp(cmd, "listen_channel") == 0) {
char *pos;
u8 channel, op_class;
channel = atoi(param);
pos = os_strchr(param, ' ');
op_class = pos ? atoi(pos) : 81;
return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
channel, 1);
}
if (os_strcmp(cmd, "ssid_postfix") == 0) {
return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
os_strlen(param));
}
if (os_strcmp(cmd, "noa") == 0) {
char *pos;
int count, start, duration;
/* GO NoA parameters: count,start_offset(ms),duration(ms) */
count = atoi(param);
pos = os_strchr(param, ',');
if (pos == NULL)
return -1;
pos++;
start = atoi(pos);
pos = os_strchr(pos, ',');
if (pos == NULL)
return -1;
pos++;
duration = atoi(pos);
if (count < 0 || count > 255 || start < 0 || duration < 0)
return -1;
if (count == 0 && duration > 0)
return -1;
wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
"start=%d duration=%d", count, start, duration);
return wpas_p2p_set_noa(wpa_s, count, start, duration);
}
if (os_strcmp(cmd, "ps") == 0)
return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
if (os_strcmp(cmd, "oppps") == 0)
return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
if (os_strcmp(cmd, "ctwindow") == 0)
return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
if (os_strcmp(cmd, "disabled") == 0) {
wpa_s->global->p2p_disabled = atoi(param);
wpa_printf(MSG_DEBUG, "P2P functionality %s",
wpa_s->global->p2p_disabled ?
"disabled" : "enabled");
if (wpa_s->global->p2p_disabled) {
wpas_p2p_stop_find(wpa_s);
os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
p2p_flush(wpa_s->global->p2p);
}
return 0;
}
if (os_strcmp(cmd, "conc_pref") == 0) {
if (os_strcmp(param, "sta") == 0)
wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
else if (os_strcmp(param, "p2p") == 0)
wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
else {
wpa_printf(MSG_INFO, "Invalid conc_pref value");
return -1;
}
wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
"%s", param);
return 0;
}
if (os_strcmp(cmd, "force_long_sd") == 0) {
wpa_s->force_long_sd = atoi(param);
return 0;
}
if (os_strcmp(cmd, "peer_filter") == 0) {
u8 addr[ETH_ALEN];
if (hwaddr_aton(param, addr))
return -1;
p2p_set_peer_filter(wpa_s->global->p2p, addr);
return 0;
}
if (os_strcmp(cmd, "cross_connect") == 0)
return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
if (os_strcmp(cmd, "go_apsd") == 0) {
if (os_strcmp(param, "disable") == 0)
wpa_s->set_ap_uapsd = 0;
else {
wpa_s->set_ap_uapsd = 1;
wpa_s->ap_uapsd = atoi(param);
}
return 0;
}
if (os_strcmp(cmd, "client_apsd") == 0) {
if (os_strcmp(param, "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(param);
pos = os_strchr(param, ',');
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);
}
return 0;
}
if (os_strcmp(cmd, "disallow_freq") == 0)
return p2p_ctrl_disallow_freq(wpa_s, param);
if (os_strcmp(cmd, "disc_int") == 0) {
int min_disc_int, max_disc_int, max_disc_tu;
char *pos;
pos = param;
min_disc_int = atoi(pos);
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
max_disc_int = atoi(pos);
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
max_disc_tu = atoi(pos);
return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
max_disc_int, max_disc_tu);
}
if (os_strcmp(cmd, "per_sta_psk") == 0) {
wpa_s->global->p2p_per_sta_psk = !!atoi(param);
return 0;
}
#ifdef CONFIG_WPS_NFC
if (os_strcmp(cmd, "nfc_tag") == 0)
return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
#endif /* CONFIG_WPS_NFC */
if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
return 0;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
cmd);
return -1;
}
static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
{
os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
wpa_s->force_long_sd = 0;
wpas_p2p_stop_find(wpa_s);
wpa_s->parent->p2ps_method_config_any = 0;
if (wpa_s->global->p2p)
p2p_flush(wpa_s->global->p2p);
}
static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos, *pos2;
unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
if (cmd[0]) {
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
dur1 = atoi(cmd);
pos2 = os_strchr(pos, ' ');
if (pos2)
*pos2++ = '\0';
int1 = atoi(pos);
} else
pos2 = NULL;
if (pos2) {
pos = os_strchr(pos2, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
dur2 = atoi(pos2);
int2 = atoi(pos);
}
return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
}
static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
unsigned int period = 0, interval = 0;
if (cmd[0]) {
pos = os_strchr(cmd, ' ');
if (pos == NULL)
return -1;
*pos++ = '\0';
period = atoi(cmd);
interval = atoi(pos);
}
return wpas_p2p_ext_listen(wpa_s, period, interval);
}
static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
{
const char *pos;
u8 peer[ETH_ALEN];
int iface_addr = 0;
pos = cmd;
if (os_strncmp(pos, "iface=", 6) == 0) {
iface_addr = 1;
pos += 6;
}
if (hwaddr_aton(pos, peer))
return -1;
wpas_p2p_remove_client(wpa_s, peer, iface_addr);
return 0;
}
#endif /* CONFIG_P2P */
static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
{
struct wpa_freq_range_list ranges;
int *freqs = NULL;
struct hostapd_hw_modes *mode;
u16 i;
if (wpa_s->hw.modes == NULL)
return NULL;
os_memset(&ranges, 0, sizeof(ranges));
if (freq_range_list_parse(&ranges, val) < 0)
return NULL;
for (i = 0; i < wpa_s->hw.num_modes; i++) {
int j;
mode = &wpa_s->hw.modes[i];
for (j = 0; j < mode->num_channels; j++) {
unsigned int freq;
if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
continue;
freq = mode->channels[j].freq;
if (!freq_range_list_includes(&ranges, freq))
continue;
int_array_add_unique(&freqs, freq);
}
}
os_free(ranges.range);
return freqs;
}
#ifdef CONFIG_INTERWORKING
static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
{
int auto_sel = 0;
int *freqs = NULL;
if (param) {
char *pos;
auto_sel = os_strstr(param, "auto") != NULL;
pos = os_strstr(param, "freq=");
if (pos) {
freqs = freq_range_to_channel_list(wpa_s, pos + 5);
if (freqs == NULL)
return -1;
}
}
return interworking_select(wpa_s, auto_sel, freqs);
}
static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
int only_add)
{
u8 bssid[ETH_ALEN];
struct wpa_bss *bss;
if (hwaddr_aton(dst, bssid)) {
wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
return -1;
}
bss = wpa_bss_get_bssid(wpa_s, bssid);
if (bss == NULL) {
wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
MAC2STR(bssid));
return -1;
}
if (bss->ssid_len == 0) {
int found = 0;
wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
" does not have SSID information", MAC2STR(bssid));
dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
list) {
if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
bss->ssid_len > 0) {
found = 1;
break;
}
}
if (!found)
return -1;
wpa_printf(MSG_DEBUG,
"Found another matching BSS entry with SSID");
}
return interworking_connect(wpa_s, bss, only_add);
}
static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
{
u8 dst_addr[ETH_ALEN];
int used;
char *pos;
#define MAX_ANQP_INFO_ID 100
u16 id[MAX_ANQP_INFO_ID];
size_t num_id = 0;
u32 subtypes = 0;
used = hwaddr_aton2(dst, dst_addr);
if (used < 0)
return -1;
pos = dst + used;
if (*pos == ' ')
pos++;
while (num_id < MAX_ANQP_INFO_ID) {
if (os_strncmp(pos, "hs20:", 5) == 0) {
#ifdef CONFIG_HS20
int num = atoi(pos + 5);
if (num <= 0 || num > 31)
return -1;
subtypes |= BIT(num);
#else /* CONFIG_HS20 */
return -1;
#endif /* CONFIG_HS20 */
} else {
id[num_id] = atoi(pos);
if (id[num_id])
num_id++;
}
pos = os_strchr(pos + 1, ',');
if (pos == NULL)
break;
pos++;
}
if (num_id == 0)
return -1;
return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
}
static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 dst_addr[ETH_ALEN];
struct wpabuf *advproto, *query = NULL;
int used, ret = -1;
char *pos, *end;
size_t len;
used = hwaddr_aton2(cmd, dst_addr);
if (used < 0)
return -1;
pos = cmd + used;
while (*pos == ' ')
pos++;
/* Advertisement Protocol ID */
end = os_strchr(pos, ' ');
if (end)
len = end - pos;
else
len = os_strlen(pos);
if (len & 0x01)
return -1;
len /= 2;
if (len == 0)
return -1;
advproto = wpabuf_alloc(len);
if (advproto == NULL)
return -1;
if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
goto fail;
if (end) {
/* Optional Query Request */
pos = end + 1;
while (*pos == ' ')
pos++;
len = os_strlen(pos);
if (len) {
if (len & 0x01)
goto fail;
len /= 2;
if (len == 0)
goto fail;
query = wpabuf_alloc(len);
if (query == NULL)
goto fail;
if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
goto fail;
}
}
ret = gas_send_request(wpa_s, dst_addr, advproto, query);
fail:
wpabuf_free(advproto);
wpabuf_free(query);
return ret;
}
static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
size_t buflen)
{
u8 addr[ETH_ALEN];
int dialog_token;
int used;
char *pos;
size_t resp_len, start, requested_len;
struct wpabuf *resp;
int ret;
used = hwaddr_aton2(cmd, addr);
if (used < 0)
return -1;
pos = cmd + used;
while (*pos == ' ')
pos++;
dialog_token = atoi(pos);
if (wpa_s->last_gas_resp &&
os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
dialog_token == wpa_s->last_gas_dialog_token)
resp = wpa_s->last_gas_resp;
else if (wpa_s->prev_gas_resp &&
os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
dialog_token == wpa_s->prev_gas_dialog_token)
resp = wpa_s->prev_gas_resp;
else
return -1;
resp_len = wpabuf_len(resp);
start = 0;
requested_len = resp_len;
pos = os_strchr(pos, ' ');
if (pos) {
start = atoi(pos);
if (start > resp_len)
return os_snprintf(buf, buflen, "FAIL-Invalid range");
pos = os_strchr(pos, ',');
if (pos == NULL)
return -1;
pos++;
requested_len = atoi(pos);
if (start + requested_len > resp_len)
return os_snprintf(buf, buflen, "FAIL-Invalid range");
}
if (requested_len * 2 + 1 > buflen)
return os_snprintf(buf, buflen, "FAIL-Too long response");
ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
requested_len);
if (start + requested_len == resp_len) {
/*
* Free memory by dropping the response after it has been
* fetched.
*/
if (resp == wpa_s->prev_gas_resp) {
wpabuf_free(wpa_s->prev_gas_resp);
wpa_s->prev_gas_resp = NULL;
} else {
wpabuf_free(wpa_s->last_gas_resp);
wpa_s->last_gas_resp = NULL;
}
}
return ret;
}
#endif /* CONFIG_INTERWORKING */
#ifdef CONFIG_HS20
static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
{
u8 dst_addr[ETH_ALEN];
int used;
char *pos;
u32 subtypes = 0;
used = hwaddr_aton2(dst, dst_addr);
if (used < 0)
return -1;
pos = dst + used;
if (*pos == ' ')
pos++;
for (;;) {
int num = atoi(pos);
if (num <= 0 || num > 31)
return -1;
subtypes |= BIT(num);
pos = os_strchr(pos + 1, ',');
if (pos == NULL)
break;
pos++;
}
if (subtypes == 0)
return -1;
return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
}
static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
const u8 *addr, const char *realm)
{
u8 *buf;
size_t rlen, len;
int ret;
rlen = os_strlen(realm);
len = 3 + rlen;
buf = os_malloc(len);
if (buf == NULL)
return -1;
buf[0] = 1; /* NAI Home Realm Count */
buf[1] = 0; /* Formatted in accordance with RFC 4282 */
buf[2] = rlen;
os_memcpy(buf + 3, realm, rlen);
ret = hs20_anqp_send_req(wpa_s, addr,
BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
buf, len, 0);
os_free(buf);
return ret;
}
static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
char *dst)
{
struct wpa_cred *cred = wpa_s->conf->cred;
u8 dst_addr[ETH_ALEN];
int used;
u8 *buf;
size_t len;
int ret;
used = hwaddr_aton2(dst, dst_addr);
if (used < 0)
return -1;
while (dst[used] == ' ')
used++;
if (os_strncmp(dst + used, "realm=", 6) == 0)
return hs20_nai_home_realm_list(wpa_s, dst_addr,
dst + used + 6);
len = os_strlen(dst + used);
if (len == 0 && cred && cred->realm)
return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
if (len & 1)
return -1;
len /= 2;
buf = os_malloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(dst + used, buf, len) < 0) {
os_free(buf);
return -1;
}
ret = hs20_anqp_send_req(wpa_s, dst_addr,
BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
buf, len, 0);
os_free(buf);
return ret;
}
static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
int buflen)
{
u8 dst_addr[ETH_ALEN];
int used;
char *ctx = NULL, *icon, *poffset, *psize;
used = hwaddr_aton2(cmd, dst_addr);
if (used < 0)
return -1;
cmd += used;
icon = str_token(cmd, " ", &ctx);
poffset = str_token(cmd, " ", &ctx);
psize = str_token(cmd, " ", &ctx);
if (!icon || !poffset || !psize)
return -1;
wpa_s->fetch_osu_icon_in_progress = 0;
return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
reply, buflen);
}
static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 dst_addr[ETH_ALEN];
int used;
char *icon;
if (!cmd[0])
return hs20_del_icon(wpa_s, NULL, NULL);
used = hwaddr_aton2(cmd, dst_addr);
if (used < 0)
return -1;
while (cmd[used] == ' ')
used++;
icon = cmd[used] ? &cmd[used] : NULL;
return hs20_del_icon(wpa_s, dst_addr, icon);
}
static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
{
u8 dst_addr[ETH_ALEN];
int used;
char *icon;
used = hwaddr_aton2(cmd, dst_addr);
if (used < 0)
return -1;
while (cmd[used] == ' ')
used++;
icon = &cmd[used];
wpa_s->fetch_osu_icon_in_progress = 0;
return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
(u8 *) icon, os_strlen(icon), inmem);
}
#endif /* CONFIG_HS20 */
#ifdef CONFIG_AUTOSCAN
static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
char *cmd)
{
enum wpa_states state = wpa_s->wpa_state;
char *new_params = NULL;
if (os_strlen(cmd) > 0) {
new_params = os_strdup(cmd);
if (new_params == NULL)
return -1;
}
os_free(wpa_s->conf->autoscan);
wpa_s->conf->autoscan = new_params;
if (wpa_s->conf->autoscan == NULL)
autoscan_deinit(wpa_s);
else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
autoscan_init(wpa_s, 1);
else if (state == WPA_SCANNING)
wpa_supplicant_reinit_autoscan(wpa_s);
return 0;
}
#endif /* CONFIG_AUTOSCAN */
#ifdef CONFIG_WNM
static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
{
int enter;
int intval = 0;
char *pos;
int ret;
struct wpabuf *tfs_req = NULL;
if (os_strncmp(cmd, "enter", 5) == 0)
enter = 1;
else if (os_strncmp(cmd, "exit", 4) == 0)
enter = 0;
else
return -1;
pos = os_strstr(cmd, " interval=");
if (pos)
intval = atoi(pos + 10);
pos = os_strstr(cmd, " tfs_req=");
if (pos) {
char *end;
size_t len;
pos += 9;
end = os_strchr(pos, ' ');
if (end)
len = end - pos;
else
len = os_strlen(pos);
if (len & 1)
return -1;
len /= 2;
tfs_req = wpabuf_alloc(len);
if (tfs_req == NULL)
return -1;
if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
wpabuf_free(tfs_req);
return -1;
}
}
ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
WNM_SLEEP_MODE_EXIT, intval,
tfs_req);
wpabuf_free(tfs_req);
return ret;
}
static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
{
int query_reason, list = 0;
query_reason = atoi(cmd);
cmd = os_strchr(cmd, ' ');
if (cmd) {
cmd++;
if (os_strncmp(cmd, "list", 4) == 0) {
list = 1;
} else {
wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
cmd);
return -1;
}
}
wpa_printf(MSG_DEBUG,
"CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
query_reason, list ? " candidate list" : "");
return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
}
#endif /* CONFIG_WNM */
static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
size_t buflen)
{
struct wpa_signal_info si;
int ret;
char *pos, *end;
ret = wpa_drv_signal_poll(wpa_s, &si);
if (ret)
return -1;
pos = buf;
end = buf + buflen;
ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
"NOISE=%d\nFREQUENCY=%u\n",
si.current_signal, si.current_txrate / 1000,
si.current_noise, si.frequency);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
channel_width_to_string(si.chanwidth));
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
if (si.center_frq1 > 0 && si.center_frq2 > 0) {
ret = os_snprintf(pos, end - pos,
"CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
si.center_frq1, si.center_frq2);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
if (si.avg_signal) {
ret = os_snprintf(pos, end - pos,
"AVG_RSSI=%d\n", si.avg_signal);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
if (si.avg_beacon_signal) {
ret = os_snprintf(pos, end - pos,
"AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
return pos - buf;
}
static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
const char *cmd)
{
const char *pos;
int threshold = 0;
int hysteresis = 0;
if (wpa_s->bgscan && wpa_s->bgscan_priv) {
wpa_printf(MSG_DEBUG,
"Reject SIGNAL_MONITOR command - bgscan is active");
return -1;
}
pos = os_strstr(cmd, "THRESHOLD=");
if (pos)
threshold = atoi(pos + 10);
pos = os_strstr(cmd, "HYSTERESIS=");
if (pos)
hysteresis = atoi(pos + 11);
return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
}
static int wpas_ctrl_iface_get_pref_freq_list(
struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
{
unsigned int freq_list[100], num = 100, i;
int ret;
enum wpa_driver_if_type iface_type;
char *pos, *end;
pos = buf;
end = buf + buflen;
/* buf: "<interface_type>" */
if (os_strcmp(cmd, "STATION") == 0)
iface_type = WPA_IF_STATION;
else if (os_strcmp(cmd, "AP") == 0)
iface_type = WPA_IF_AP_BSS;
else if (os_strcmp(cmd, "P2P_GO") == 0)
iface_type = WPA_IF_P2P_GO;
else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
iface_type = WPA_IF_P2P_CLIENT;
else if (os_strcmp(cmd, "IBSS") == 0)
iface_type = WPA_IF_IBSS;
else if (os_strcmp(cmd, "TDLS") == 0)
iface_type = WPA_IF_TDLS;
else
return -1;
wpa_printf(MSG_DEBUG,
"CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
iface_type, buf);
ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
if (ret)
return -1;
for (i = 0; i < num; i++) {
ret = os_snprintf(pos, end - pos, "%s%u",
i > 0 ? "," : "", freq_list[i]);
if (os_snprintf_error(end - pos, ret))
return -1;
pos += ret;
}
return pos - buf;
}
static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
size_t buflen)
{
struct hostap_sta_driver_data sta;
int ret;
ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
if (ret)
return -1;
ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
#ifdef ANDROID
static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
int ret;
ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
if (ret == 0) {
if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
struct p2p_data *p2p = wpa_s->global->p2p;
if (p2p) {
char country[3];
country[0] = cmd[8];
country[1] = cmd[9];
country[2] = 0x04;
p2p_set_country(p2p, country);
}
}
ret = os_snprintf(buf, buflen, "%s\n", "OK");
if (os_snprintf_error(buflen, ret))
ret = -1;
}
return ret;
}
#endif /* ANDROID */
static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
int ret;
char *pos;
u8 *data = NULL;
unsigned int vendor_id, subcmd;
struct wpabuf *reply;
size_t data_len = 0;
/* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
vendor_id = strtoul(cmd, &pos, 16);
if (!isblank((unsigned char) *pos))
return -EINVAL;
subcmd = strtoul(pos, &pos, 10);
if (*pos != '\0') {
if (!isblank((unsigned char) *pos++))
return -EINVAL;
data_len = os_strlen(pos);
}
if (data_len) {
data_len /= 2;
data = os_malloc(data_len);
if (!data)
return -1;
if (hexstr2bin(pos, data, data_len)) {
wpa_printf(MSG_DEBUG,
"Vendor command: wrong parameter format");
os_free(data);
return -EINVAL;
}
}
reply = wpabuf_alloc((buflen - 1) / 2);
if (!reply) {
os_free(data);
return -1;
}
ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
reply);
if (ret == 0)
ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
wpabuf_len(reply));
wpabuf_free(reply);
os_free(data);
return ret;
}
static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
{
#ifdef CONFIG_P2P
struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
wpa_s->global->p2p_init_wpa_s : wpa_s;
#endif /* CONFIG_P2P */
wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
wpas_abort_ongoing_scan(wpa_s);
if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
/*
* Avoid possible auto connect re-connection on getting
* disconnected due to state flush.
*/
wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
}
#ifdef CONFIG_P2P
wpas_p2p_group_remove(p2p_wpa_s, "*");
wpas_p2p_cancel(p2p_wpa_s);
p2p_ctrl_flush(p2p_wpa_s);
wpas_p2p_service_flush(p2p_wpa_s);
p2p_wpa_s->global->p2p_disabled = 0;
p2p_wpa_s->global->p2p_per_sta_psk = 0;
p2p_wpa_s->conf->num_sec_device_types = 0;
p2p_wpa_s->p2p_disable_ip_addr_req = 0;
os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
p2p_wpa_s->global->pending_p2ps_group = 0;
p2p_wpa_s->global->pending_p2ps_group_freq = 0;
#endif /* CONFIG_P2P */
#ifdef CONFIG_WPS_TESTING
wps_version_number = 0x20;
wps_testing_dummy_cred = 0;
wps_corrupt_pkhash = 0;
wps_force_auth_types_in_use = 0;
wps_force_encr_types_in_use = 0;
#endif /* CONFIG_WPS_TESTING */
#ifdef CONFIG_WPS
wpa_s->wps_fragment_size = 0;
wpas_wps_cancel(wpa_s);
wps_registrar_flush(wpa_s->wps->registrar);
#endif /* CONFIG_WPS */
wpa_s->after_wps = 0;
wpa_s->known_wps_freq = 0;
#ifdef CONFIG_TDLS
#ifdef CONFIG_TDLS_TESTING
extern unsigned int tdls_testing;
tdls_testing = 0;
#endif /* CONFIG_TDLS_TESTING */
wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
wpa_tdls_enable(wpa_s->wpa, 1);
#endif /* CONFIG_TDLS */
eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
wpa_supplicant_stop_countermeasures(wpa_s, NULL);
wpa_s->no_keep_alive = 0;
wpa_s->own_disconnect_req = 0;
os_free(wpa_s->disallow_aps_bssid);
wpa_s->disallow_aps_bssid = NULL;
wpa_s->disallow_aps_bssid_count = 0;
os_free(wpa_s->disallow_aps_ssid);
wpa_s->disallow_aps_ssid = NULL;
wpa_s->disallow_aps_ssid_count = 0;
wpa_s->set_sta_uapsd = 0;
wpa_s->sta_uapsd = 0;
wpa_drv_radio_disable(wpa_s, 0);
wpa_blacklist_clear(wpa_s);
wpa_s->extra_blacklist_count = 0;
wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
wpa_config_flush_blobs(wpa_s->conf);
wpa_s->conf->auto_interworking = 0;
wpa_s->conf->okc = 0;
wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
rsn_preauth_deinit(wpa_s->wpa);
wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
radio_remove_works(wpa_s, NULL, 1);
wpa_s->ext_work_in_progress = 0;
wpa_s->next_ssid = NULL;
#ifdef CONFIG_INTERWORKING
#ifdef CONFIG_HS20
hs20_cancel_fetch_osu(wpa_s);
hs20_del_icon(wpa_s, NULL, NULL);
#endif /* CONFIG_HS20 */
#endif /* CONFIG_INTERWORKING */
wpa_s->ext_mgmt_frame_handling = 0;
wpa_s->ext_eapol_frame_io = 0;
#ifdef CONFIG_TESTING_OPTIONS
wpa_s->extra_roc_dur = 0;
wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
wpa_s->p2p_go_csa_on_inv = 0;
wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
#endif /* CONFIG_TESTING_OPTIONS */
wpa_s->disconnected = 0;
os_free(wpa_s->next_scan_freqs);
wpa_s->next_scan_freqs = NULL;
wpa_bss_flush(wpa_s);
if (!dl_list_empty(&wpa_s->bss)) {
wpa_printf(MSG_DEBUG,
"BSS table not empty after flush: %u entries, current_bss=%p bssid="
MACSTR " pending_bssid=" MACSTR,
dl_list_len(&wpa_s->bss), wpa_s->current_bss,
MAC2STR(wpa_s->bssid),
MAC2STR(wpa_s->pending_bssid));
}
eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
wpa_s->wnmsleep_used = 0;
}
static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
struct wpa_radio_work *work;
char *pos, *end;
struct os_reltime now, diff;
pos = buf;
end = buf + buflen;
os_get_reltime(&now);
dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
{
int ret;
os_reltime_sub(&now, &work->time, &diff);
ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
work->type, work->wpa_s->ifname, work->freq,
work->started, diff.sec, diff.usec);
if (os_snprintf_error(end - pos, ret))
break;
pos += ret;
}
return pos - buf;
}
static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_radio_work *work = eloop_ctx;
struct wpa_external_work *ework = work->ctx;
wpa_dbg(work->wpa_s, MSG_DEBUG,
"Timing out external radio work %u (%s)",
ework->id, work->type);
wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
work->wpa_s->ext_work_in_progress = 0;
radio_work_done(work);
os_free(ework);
}
static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
{
struct wpa_external_work *ework = work->ctx;
if (deinit) {
if (work->started)
eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
work, NULL);
os_free(ework);
return;
}
wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
ework->id, ework->type);
wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
work->wpa_s->ext_work_in_progress = 1;
if (!ework->timeout)
ework->timeout = 10;
eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
work, NULL);
}
static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
struct wpa_external_work *ework;
char *pos, *pos2;
size_t type_len;
int ret;
unsigned int freq = 0;
/* format: <name> [freq=<MHz>] [timeout=<seconds>] */
ework = os_zalloc(sizeof(*ework));
if (ework == NULL)
return -1;
pos = os_strchr(cmd, ' ');
if (pos) {
type_len = pos - cmd;
pos++;
pos2 = os_strstr(pos, "freq=");
if (pos2)
freq = atoi(pos2 + 5);
pos2 = os_strstr(pos, "timeout=");
if (pos2)
ework->timeout = atoi(pos2 + 8);
} else {
type_len = os_strlen(cmd);
}
if (4 + type_len >= sizeof(ework->type))
type_len = sizeof(ework->type) - 4 - 1;
os_strlcpy(ework->type, "ext:", sizeof(ework->type));
os_memcpy(ework->type + 4, cmd, type_len);
ework->type[4 + type_len] = '\0';
wpa_s->ext_work_id++;
if (wpa_s->ext_work_id == 0)
wpa_s->ext_work_id++;
ework->id = wpa_s->ext_work_id;
if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
ework) < 0) {
os_free(ework);
return -1;
}
ret = os_snprintf(buf, buflen, "%u", ework->id);
if (os_snprintf_error(buflen, ret))
return -1;
return ret;
}
static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
{
struct wpa_radio_work *work;
unsigned int id = atoi(cmd);
dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
{
struct wpa_external_work *ework;
if (os_strncmp(work->type, "ext:", 4) != 0)
continue;
ework = work->ctx;
if (id && ework->id != id)
continue;
wpa_dbg(wpa_s, MSG_DEBUG,
"Completed external radio work %u (%s)",
ework->id, ework->type);
eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
wpa_s->ext_work_in_progress = 0;
radio_work_done(work);
os_free(ework);
return 3; /* "OK\n" */
}
return -1;
}
static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
if (os_strcmp(cmd, "show") == 0)
return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
if (os_strncmp(cmd, "add ", 4) == 0)
return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
if (os_strncmp(cmd, "done ", 5) == 0)
return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
return -1;
}
void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
{
struct wpa_radio_work *work, *tmp;
if (!wpa_s || !wpa_s->radio)
return;
dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
struct wpa_radio_work, list) {
struct wpa_external_work *ework;
if (os_strncmp(work->type, "ext:", 4) != 0)
continue;
ework = work->ctx;
wpa_dbg(wpa_s, MSG_DEBUG,
"Flushing%s external radio work %u (%s)",
work->started ? " started" : "", ework->id,
ework->type);
if (work->started)
eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
work, NULL);
radio_work_done(work);
os_free(ework);
}
}
static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_supplicant *wpa_s = eloop_ctx;
eapol_sm_notify_ctrl_response(wpa_s->eapol);
}
static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
unsigned int *scan_id_count, int scan_id[])
{
const char *pos = value;
while (pos) {
if (*pos == ' ' || *pos == '\0')
break;
if (*scan_id_count == MAX_SCAN_ID)
return -1;
scan_id[(*scan_id_count)++] = atoi(pos);
pos = os_strchr(pos, ',');
if (pos)
pos++;
}
return 0;
}
static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
char *reply, int reply_size, int *reply_len)
{
char *pos;
unsigned int manual_scan_passive = 0;
unsigned int manual_scan_use_id = 0;
unsigned int manual_scan_only_new = 0;
unsigned int scan_only = 0;
unsigned int scan_id_count = 0;
int scan_id[MAX_SCAN_ID];
void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
struct wpa_scan_results *scan_res);
int *manual_scan_freqs = NULL;
struct wpa_ssid_value *ssid = NULL, *ns;
unsigned int ssid_count = 0;
if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
*reply_len = -1;
return;
}
if (radio_work_pending(wpa_s, "scan")) {
wpa_printf(MSG_DEBUG,
"Pending scan scheduled - reject new request");
*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
return;
}
#ifdef CONFIG_INTERWORKING
if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
wpa_printf(MSG_DEBUG,
"Interworking select in progress - reject new scan");
*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
return;
}
#endif /* CONFIG_INTERWORKING */
if (params) {
if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
scan_only = 1;
pos = os_strstr(params, "freq=");
if (pos) {
manual_scan_freqs = freq_range_to_channel_list(wpa_s,
pos + 5);
if (manual_scan_freqs == NULL) {
*reply_len = -1;
goto done;
}
}
pos = os_strstr(params, "passive=");
if (pos)
manual_scan_passive = !!atoi(pos + 8);
pos = os_strstr(params, "use_id=");
if (pos)
manual_scan_use_id = atoi(pos + 7);
pos = os_strstr(params, "only_new=1");
if (pos)
manual_scan_only_new = 1;
pos = os_strstr(params, "scan_id=");
if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
scan_id) < 0) {
*reply_len = -1;
goto done;
}
pos = params;
while (pos && *pos != '\0') {
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) {
*reply_len = -1;
goto done;
}
ssid = ns;
if ((end - pos) & 0x01 ||
end - pos > 2 * SSID_MAX_LEN ||
hexstr2bin(pos, ssid[ssid_count].ssid,
(end - pos) / 2) < 0) {
wpa_printf(MSG_DEBUG,
"Invalid SSID value '%s'",
pos);
*reply_len = -1;
goto done;
}
ssid[ssid_count].ssid_len = (end - pos) / 2;
wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
ssid[ssid_count].ssid,
ssid[ssid_count].ssid_len);
ssid_count++;
pos = end;
}
pos = os_strchr(pos, ' ');
if (pos)
pos++;
}
}
wpa_s->num_ssids_from_scan_req = ssid_count;
os_free(wpa_s->ssids_from_scan_req);
if (ssid_count) {
wpa_s->ssids_from_scan_req = ssid;
ssid = NULL;
} else {
wpa_s->ssids_from_scan_req = NULL;
}
if (scan_only)
scan_res_handler = scan_only_handler;
else if (wpa_s->scan_res_handler == scan_only_handler)
scan_res_handler = NULL;
else
scan_res_handler = wpa_s->scan_res_handler;
if (!wpa_s->sched_scanning && !wpa_s->scanning &&
((wpa_s->wpa_state <= WPA_SCANNING) ||
(wpa_s->wpa_state == WPA_COMPLETED))) {
wpa_s->manual_scan_passive = manual_scan_passive;
wpa_s->manual_scan_use_id = manual_scan_use_id;
wpa_s->manual_scan_only_new = manual_scan_only_new;
wpa_s->scan_id_count = scan_id_count;
os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
wpa_s->scan_res_handler = scan_res_handler;
os_free(wpa_s->manual_scan_freqs);
wpa_s->manual_scan_freqs = manual_scan_freqs;
manual_scan_freqs = NULL;
wpa_s->normal_scans = 0;
wpa_s->scan_req = MANUAL_SCAN_REQ;
wpa_s->after_wps = 0;
wpa_s->known_wps_freq = 0;
wpa_supplicant_req_scan(wpa_s, 0, 0);
if (wpa_s->manual_scan_use_id) {
wpa_s->manual_scan_id++;
wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
wpa_s->manual_scan_id);
*reply_len = os_snprintf(reply, reply_size, "%u\n",
wpa_s->manual_scan_id);
}
} else if (wpa_s->sched_scanning) {
wpa_s->manual_scan_passive = manual_scan_passive;
wpa_s->manual_scan_use_id = manual_scan_use_id;
wpa_s->manual_scan_only_new = manual_scan_only_new;
wpa_s->scan_id_count = scan_id_count;
os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
wpa_s->scan_res_handler = scan_res_handler;
os_free(wpa_s->manual_scan_freqs);
wpa_s->manual_scan_freqs = manual_scan_freqs;
manual_scan_freqs = NULL;
wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_s->scan_req = MANUAL_SCAN_REQ;
wpa_supplicant_req_scan(wpa_s, 0, 0);
if (wpa_s->manual_scan_use_id) {
wpa_s->manual_scan_id++;
*reply_len = os_snprintf(reply, reply_size, "%u\n",
wpa_s->manual_scan_id);
wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
wpa_s->manual_scan_id);
}
} else {
wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
}
done:
os_free(manual_scan_freqs);
os_free(ssid);
}
#ifdef CONFIG_TESTING_OPTIONS
static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
unsigned int freq, const u8 *dst,
const u8 *src, const u8 *bssid,
const u8 *data, size_t data_len,
enum offchannel_send_action_result
result)
{
wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
" src=" MACSTR " bssid=" MACSTR " result=%s",
freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
"SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
"NO_ACK" : "FAILED"));
}
static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos, *param;
size_t len;
u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
int res, used;
int freq = 0, no_cck = 0, wait_time = 0;
/* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
* <action=Action frame payload> */
wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
pos = cmd;
used = hwaddr_aton2(pos, da);
if (used < 0)
return -1;
pos += used;
while (*pos == ' ')
pos++;
used = hwaddr_aton2(pos, bssid);
if (used < 0)
return -1;
pos += used;
param = os_strstr(pos, " freq=");
if (param) {
param += 6;
freq = atoi(param);
}
param = os_strstr(pos, " no_cck=");
if (param) {
param += 8;
no_cck = atoi(param);
}
param = os_strstr(pos, " wait_time=");
if (param) {
param += 11;
wait_time = atoi(param);
}
param = os_strstr(pos, " action=");
if (param == NULL)
return -1;
param += 8;
len = os_strlen(param);
if (len & 1)
return -1;
len /= 2;
buf = os_malloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(param, buf, len) < 0) {
os_free(buf);
return -1;
}
res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
buf, len, wait_time,
wpas_ctrl_iface_mgmt_tx_cb, no_cck);
os_free(buf);
return res;
}
static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
{
wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
offchannel_send_action_done(wpa_s);
}
static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos, *param;
union wpa_event_data event;
enum wpa_event_type ev;
/* <event name> [parameters..] */
wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
pos = cmd;
param = os_strchr(pos, ' ');
if (param)
*param++ = '\0';
os_memset(&event, 0, sizeof(event));
if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
ev = EVENT_INTERFACE_ENABLED;
} else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
ev = EVENT_INTERFACE_DISABLED;
} else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
ev = EVENT_AVOID_FREQUENCIES;
if (param == NULL)
param = "";
if (freq_range_list_parse(&event.freq_range, param) < 0)
return -1;
wpa_supplicant_event(wpa_s, ev, &event);
os_free(event.freq_range.range);
return 0;
} else {
wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
cmd);
return -1;
}
wpa_supplicant_event(wpa_s, ev, &event);
return 0;
}
static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos;
u8 src[ETH_ALEN], *buf;
int used;
size_t len;
wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
pos = cmd;
used = hwaddr_aton2(pos, src);
if (used < 0)
return -1;
pos += used;
while (*pos == ' ')
pos++;
len = os_strlen(pos);
if (len & 1)
return -1;
len /= 2;
buf = os_malloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(pos, buf, len) < 0) {
os_free(buf);
return -1;
}
wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
os_free(buf);
return 0;
}
static u16 ipv4_hdr_checksum(const void *buf, size_t len)
{
size_t i;
u32 sum = 0;
const u16 *pos = buf;
for (i = 0; i < len / 2; i++)
sum += *pos++;
while (sum >> 16)
sum = (sum & 0xffff) + (sum >> 16);
return sum ^ 0xffff;
}
#define HWSIM_PACKETLEN 1500
#define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
{
struct wpa_supplicant *wpa_s = ctx;
const struct ether_header *eth;
struct iphdr ip;
const u8 *pos;
unsigned int i;
if (len != HWSIM_PACKETLEN)
return;
eth = (const struct ether_header *) buf;
os_memcpy(&ip, eth + 1, sizeof(ip));
pos = &buf[sizeof(*eth) + sizeof(ip)];
if (ip.ihl != 5 || ip.version != 4 ||
ntohs(ip.tot_len) != HWSIM_IP_LEN)
return;
for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
if (*pos != (u8) i)
return;
pos++;
}
wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
}
static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
char *cmd)
{
int enabled = atoi(cmd);
char *pos;
const char *ifname;
if (!enabled) {
if (wpa_s->l2_test) {
l2_packet_deinit(wpa_s->l2_test);
wpa_s->l2_test = NULL;
wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
}
return 0;
}
if (wpa_s->l2_test)
return 0;
pos = os_strstr(cmd, " ifname=");
if (pos)
ifname = pos + 8;
else
ifname = wpa_s->ifname;
wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
ETHERTYPE_IP, wpas_data_test_rx,
wpa_s, 1);
if (wpa_s->l2_test == NULL)
return -1;
wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
return 0;
}
static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
{
u8 dst[ETH_ALEN], src[ETH_ALEN];
char *pos;
int used;
long int val;
u8 tos;
u8 buf[2 + HWSIM_PACKETLEN];
struct ether_header *eth;
struct iphdr *ip;
u8 *dpos;
unsigned int i;
if (wpa_s->l2_test == NULL)
return -1;
/* format: <dst> <src> <tos> */
pos = cmd;
used = hwaddr_aton2(pos, dst);
if (used < 0)
return -1;
pos += used;
while (*pos == ' ')
pos++;
used = hwaddr_aton2(pos, src);
if (used < 0)
return -1;
pos += used;
val = strtol(pos, NULL, 0);
if (val < 0 || val > 0xff)
return -1;
tos = val;
eth = (struct ether_header *) &buf[2];
os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
os_memcpy(eth->ether_shost, src, ETH_ALEN);
eth->ether_type = htons(ETHERTYPE_IP);
ip = (struct iphdr *) (eth + 1);
os_memset(ip, 0, sizeof(*ip));
ip->ihl = 5;
ip->version = 4;
ip->ttl = 64;
ip->tos = tos;
ip->tot_len = htons(HWSIM_IP_LEN);
ip->protocol = 1;
ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
dpos = (u8 *) (ip + 1);
for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
*dpos++ = i;
if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
HWSIM_PACKETLEN) < 0)
return -1;
wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
" tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
return 0;
}
static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
char *cmd)
{
u8 *buf;
struct ether_header *eth;
struct l2_packet_data *l2 = NULL;
size_t len;
u16 ethertype;
int res = -1;
len = os_strlen(cmd);
if (len & 1 || len < ETH_HLEN * 2)
return -1;
len /= 2;
buf = os_malloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(cmd, buf, len) < 0)
goto done;
eth = (struct ether_header *) buf;
ethertype = ntohs(eth->ether_type);
l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
wpas_data_test_rx, wpa_s, 1);
if (l2 == NULL)
goto done;
res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
done:
if (l2)
l2_packet_deinit(l2);
os_free(buf);
return res < 0 ? -1 : 0;
}
static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
{
#ifdef WPA_TRACE_BFD
extern char wpa_trace_fail_func[256];
extern unsigned int wpa_trace_fail_after;
char *pos;
wpa_trace_fail_after = atoi(cmd);
pos = os_strchr(cmd, ':');
if (pos) {
pos++;
os_strlcpy(wpa_trace_fail_func, pos,
sizeof(wpa_trace_fail_func));
} else {
wpa_trace_fail_after = 0;
}
return 0;
#else /* WPA_TRACE_BFD */
return -1;
#endif /* WPA_TRACE_BFD */
}
static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
#ifdef WPA_TRACE_BFD
extern char wpa_trace_fail_func[256];
extern unsigned int wpa_trace_fail_after;
return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
wpa_trace_fail_func);
#else /* WPA_TRACE_BFD */
return -1;
#endif /* WPA_TRACE_BFD */
}
static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
{
#ifdef WPA_TRACE_BFD
extern char wpa_trace_test_fail_func[256];
extern unsigned int wpa_trace_test_fail_after;
char *pos;
wpa_trace_test_fail_after = atoi(cmd);
pos = os_strchr(cmd, ':');
if (pos) {
pos++;
os_strlcpy(wpa_trace_test_fail_func, pos,
sizeof(wpa_trace_test_fail_func));
} else {
wpa_trace_test_fail_after = 0;
}
return 0;
#else /* WPA_TRACE_BFD */
return -1;
#endif /* WPA_TRACE_BFD */
}
static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
#ifdef WPA_TRACE_BFD
extern char wpa_trace_test_fail_func[256];
extern unsigned int wpa_trace_test_fail_after;
return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
wpa_trace_test_fail_func);
#else /* WPA_TRACE_BFD */
return -1;
#endif /* WPA_TRACE_BFD */
}
static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_supplicant *wpa_s = eloop_ctx;
int i, count = (intptr_t) timeout_ctx;
wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
count);
for (i = 0; i < count; i++) {
wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
i + 1, count);
}
}
static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
{
int count;
count = atoi(cmd);
if (count <= 0)
return -1;
return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
(void *) (intptr_t) count);
}
static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
const char *cmd)
{
struct wpabuf *buf;
size_t len;
len = os_strlen(cmd);
if (len & 1)
return -1;
len /= 2;
if (len == 0) {
buf = NULL;
} else {
buf = wpabuf_alloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
wpabuf_free(buf);
return -1;
}
}
wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
return 0;
}
#endif /* CONFIG_TESTING_OPTIONS */
static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos = cmd;
int frame;
size_t len;
struct wpabuf *buf;
struct ieee802_11_elems elems;
frame = atoi(pos);
if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
return -1;
wpa_s = wpas_vendor_elem(wpa_s, frame);
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
pos++;
len = os_strlen(pos);
if (len == 0)
return 0;
if (len & 1)
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;
}
if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
ParseFailed) {
wpabuf_free(buf);
return -1;
}
if (wpa_s->vendor_elem[frame] == NULL) {
wpa_s->vendor_elem[frame] = buf;
wpas_vendor_elem_update(wpa_s);
return 0;
}
if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
wpabuf_free(buf);
return -1;
}
wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
wpabuf_free(buf);
wpas_vendor_elem_update(wpa_s);
return 0;
}
static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
char *buf, size_t buflen)
{
int frame = atoi(cmd);
if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
return -1;
wpa_s = wpas_vendor_elem(wpa_s, frame);
if (wpa_s->vendor_elem[frame] == NULL)
return 0;
return wpa_snprintf_hex(buf, buflen,
wpabuf_head_u8(wpa_s->vendor_elem[frame]),
wpabuf_len(wpa_s->vendor_elem[frame]));
}
static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
{
char *pos = cmd;
int frame;
size_t len;
u8 *buf;
struct ieee802_11_elems elems;
int res;
frame = atoi(pos);
if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
return -1;
wpa_s = wpas_vendor_elem(wpa_s, frame);
pos = os_strchr(pos, ' ');
if (pos == NULL)
return -1;
pos++;
if (*pos == '*') {
wpabuf_free(wpa_s->vendor_elem[frame]);
wpa_s->vendor_elem[frame] = NULL;
wpas_vendor_elem_update(wpa_s);
return 0;
}
if (wpa_s->vendor_elem[frame] == NULL)
return -1;
len = os_strlen(pos);
if (len == 0)
return 0;
if (len & 1)
return -1;
len /= 2;
buf = os_malloc(len);
if (buf == NULL)
return -1;
if (hexstr2bin(pos, buf, len) < 0) {
os_free(buf);
return -1;
}
if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
os_free(buf);
return -1;
}
res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
os_free(buf);
return res;
}
static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
{
struct wpa_supplicant *wpa_s = ctx;
if (neighbor_rep) {
wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
"length=%u",
(unsigned int) wpabuf_len(neighbor_rep));
wpabuf_free(neighbor_rep);
} else {
wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
}
}
static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
char *cmd)
{
struct wpa_ssid ssid;
struct wpa_ssid *ssid_p = NULL;
int ret = 0;
if (os_strncmp(cmd, " ssid=", 6) == 0) {
ssid.ssid_len = os_strlen(cmd + 6);
if (ssid.ssid_len > SSID_MAX_LEN)
return -1;
ssid.ssid = (u8 *) (cmd + 6);
ssid_p = &ssid;
}
ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
wpas_ctrl_neighbor_rep_cb,
wpa_s);
return ret;
}
static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
{
eapol_sm_erp_flush(wpa_s->eapol);
return 0;
}
static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
char *cmd)
{
char *token, *context = NULL;
unsigned int enable = ~0, type = 0;
u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
u8 *addr = NULL, *mask = NULL;
while ((token = str_token(cmd, " ", &context))) {
if (os_strcasecmp(token, "scan") == 0) {
type |= MAC_ADDR_RAND_SCAN;
} else if (os_strcasecmp(token, "sched") == 0) {
type |= MAC_ADDR_RAND_SCHED_SCAN;
} else if (os_strcasecmp(token, "pno") == 0) {
type |= MAC_ADDR_RAND_PNO;
} else if (os_strcasecmp(token, "all") == 0) {
type = wpa_s->mac_addr_rand_supported;
} else if (os_strncasecmp(token, "enable=", 7) == 0) {
enable = atoi(token + 7);
} else if (os_strncasecmp(token, "addr=", 5) == 0) {
addr = _addr;
if (hwaddr_aton(token + 5, addr)) {
wpa_printf(MSG_INFO,
"CTRL: Invalid MAC address: %s",
token);
return -1;
}
} else if (os_strncasecmp(token, "mask=", 5) == 0) {
mask = _mask;
if (hwaddr_aton(token + 5, mask)) {
wpa_printf(MSG_INFO,
"CTRL: Invalid MAC address mask: %s",
token);
return -1;
}
} else {
wpa_printf(MSG_INFO,
"CTRL: Invalid MAC_RAND_SCAN parameter: %s",
token);
return -1;
}
}
if (!type) {
wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
return -1;
}
if ((wpa_s->mac_addr_rand_supported & type) != type) {
wpa_printf(MSG_INFO,
"CTRL: MAC_RAND_SCAN types=%u != supported=%u",
type, wpa_s->mac_addr_rand_supported);
return -1;
}
if (enable > 1) {
wpa_printf(MSG_INFO,
"CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
return -1;
}
if (!enable) {
wpas_mac_addr_rand_scan_clear(wpa_s, type);
if (wpa_s->pno) {
if (type & MAC_ADDR_RAND_PNO) {
wpas_stop_pno(wpa_s);
wpas_start_pno(wpa_s);
}
} else if (wpa_s->sched_scanning &&
(type & MAC_ADDR_RAND_SCHED_SCAN)) {
/* simulate timeout to restart the sched scan */
wpa_s->sched_scan_timed_out = 1;
wpa_s->prev_sched_ssid = NULL;
wpa_supplicant_cancel_sched_scan(wpa_s);
}
return 0;
}
if ((addr && !mask) || (!addr && mask)) {
wpa_printf(MSG_INFO,
"CTRL: MAC_RAND_SCAN invalid addr/mask combination");
return -1;
}
if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
wpa_printf(MSG_INFO,
"CTRL: MAC_RAND_SCAN cannot allow multicast address");
return -1;
}
if (type & MAC_ADDR_RAND_SCAN) {
wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
addr, mask);
}
if (type & MAC_ADDR_RAND_SCHED_SCAN) {
wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
addr, mask);
if (wpa_s->sched_scanning && !wpa_s->pno) {
/* simulate timeout to restart the sched scan */
wpa_s->sched_scan_timed_out = 1;
wpa_s->prev_sched_ssid = NULL;
wpa_supplicant_cancel_sched_scan(wpa_s);
}
}
if (type & MAC_ADDR_RAND_PNO) {
wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
addr, mask);
if (wpa_s->pno) {
wpas_stop_pno(wpa_s);
wpas_start_pno(wpa_s);
}
}
return 0;
}
static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
size_t reply_len;
reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
#ifdef CONFIG_AP
reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
buflen - reply_len);
#endif /* CONFIG_AP */
return reply_len;
}
static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
{
wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
#ifdef CONFIG_AP
wpas_ap_pmksa_cache_flush(wpa_s);
#endif /* CONFIG_AP */
}
static int wpas_ctrl_cmd_debug_level(const char *cmd)
{
if (os_strcmp(cmd, "PING") == 0 ||
os_strncmp(cmd, "BSS ", 4) == 0 ||
os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
os_strncmp(cmd, "STATUS", 6) == 0 ||
os_strncmp(cmd, "STA ", 4) == 0 ||
os_strncmp(cmd, "STA-", 4) == 0)
return MSG_EXCESSIVE;
return MSG_DEBUG;
}
char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
char *buf, size_t *resp_len)
{
char *reply;
const int reply_size = 4096;
int reply_len;
if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
if (wpa_debug_show_keys)
wpa_dbg(wpa_s, MSG_DEBUG,
"Control interface command '%s'", buf);
else
wpa_dbg(wpa_s, MSG_DEBUG,
"Control interface command '%s [REMOVED]'",
os_strncmp(buf, WPA_CTRL_RSP,
os_strlen(WPA_CTRL_RSP)) == 0 ?
WPA_CTRL_RSP : "SET_NETWORK");
} else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
(const u8 *) buf, os_strlen(buf));
} else {
int level = wpas_ctrl_cmd_debug_level(buf);
wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
}
reply = os_malloc(reply_size);
if (reply == NULL) {
*resp_len = 1;
return NULL;
}
os_memcpy(reply, "OK\n", 3);
reply_len = 3;
if (os_strcmp(buf, "PING") == 0) {
os_memcpy(reply, "PONG\n", 5);
reply_len = 5;
} else if (os_strcmp(buf, "IFNAME") == 0) {
reply_len = os_strlen(wpa_s->ifname);
os_memcpy(reply, wpa_s->ifname, reply_len);
} else if (os_strncmp(buf, "RELOG", 5) == 0) {
if (wpa_debug_reopen_file() < 0)
reply_len = -1;
} else if (os_strncmp(buf, "NOTE ", 5) == 0) {
wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
} else if (os_strcmp(buf, "MIB") == 0) {
reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
if (reply_len >= 0) {
reply_len += eapol_sm_get_mib(wpa_s->eapol,
reply + reply_len,
reply_size - reply_len);
}
} else if (os_strncmp(buf, "STATUS", 6) == 0) {
reply_len = wpa_supplicant_ctrl_iface_status(
wpa_s, buf + 6, reply, reply_size);
} else if (os_strcmp(buf, "PMKSA") == 0) {
reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
} else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
wpas_ctrl_iface_pmksa_flush(wpa_s);
} else if (os_strncmp(buf, "SET ", 4) == 0) {
if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
reply_len = -1;
} else if (os_strncmp(buf, "DUMP", 4) == 0) {
reply_len = wpa_config_dump_values(wpa_s->conf,
reply, reply_size);
} else if (os_strncmp(buf, "GET ", 4) == 0) {
reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
reply, reply_size);
} else if (os_strcmp(buf, "LOGON") == 0) {
eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
} else if (os_strcmp(buf, "LOGOFF") == 0) {
eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
} else if (os_strcmp(buf, "REASSOCIATE") == 0) {
if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
reply_len = -1;
else
wpas_request_connection(wpa_s);
} else if (os_strcmp(buf, "REATTACH") == 0) {
if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
!wpa_s->current_ssid)
reply_len = -1;
else {
wpa_s->reattach = 1;
wpas_request_connection(wpa_s);
}
} else if (os_strcmp(buf, "RECONNECT") == 0) {
if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
reply_len = -1;
else if (wpa_s->disconnected)
wpas_request_connection(wpa_s);
#ifdef IEEE8021X_EAPOL
} else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
reply_len = -1;
#endif /* IEEE8021X_EAPOL */
#ifdef CONFIG_PEERKEY
} else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
reply_len = -1;
#endif /* CONFIG_PEERKEY */
#ifdef CONFIG_IEEE80211R
} else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
reply_len = -1;
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_WPS
} else if (os_strcmp(buf, "WPS_PBC") == 0) {
int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
if (res == -2) {
os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
reply_len = 17;
} else if (res)
reply_len = -1;
} else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
if (res == -2) {
os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
reply_len = 17;
} else if (res)
reply_len = -1;
} else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
reply,
reply_size);
} else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
wpa_s, buf + 14, reply, reply_size);
} else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
if (wpas_wps_cancel(wpa_s))
reply_len = -1;
#ifdef CONFIG_WPS_NFC
} else if (os_strcmp(buf, "WPS_NFC") == 0) {
if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
reply_len = -1;
} else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
reply_len = -1;
} else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
wpa_s, buf + 21, reply, reply_size);
} else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
wpa_s, buf + 14, reply, reply_size);
} else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
buf + 17))
reply_len = -1;
} else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
reply_len = wpas_ctrl_nfc_get_handover_req(
wpa_s, buf + 21, reply, reply_size);
} else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
reply_len = wpas_ctrl_nfc_get_handover_sel(
wpa_s, buf + 21, reply, reply_size);
} else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
reply_len = -1;
#endif /* CONFIG_WPS_NFC */
} else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
reply_len = -1;
#ifdef CONFIG_AP
} else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
wpa_s, buf + 11, reply, reply_size);
#endif /* CONFIG_AP */
#ifdef CONFIG_WPS_ER
} else if (os_strcmp(buf, "WPS_ER_START") == 0) {
if (wpas_wps_er_start(wpa_s, NULL))
reply_len = -1;
} else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
if (wpas_wps_er_start(wpa_s, buf + 13))
reply_len = -1;
} else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
wpas_wps_er_stop(wpa_s);
} else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
reply_len = -1;
} else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
if (ret == -2) {
os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
reply_len = 17;
} else if (ret == -3) {
os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
reply_len = 18;
} else if (ret == -4) {
os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
reply_len = 20;
} else if (ret)
reply_len = -1;
} else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
reply_len = -1;
} else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
buf + 18))
reply_len = -1;
} else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
reply_len = -1;
#ifdef CONFIG_WPS_NFC
} else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
wpa_s, buf + 24, reply, reply_size);
#endif /* CONFIG_WPS_NFC */
#endif /* CONFIG_WPS_ER */
#endif /* CONFIG_WPS */
#ifdef CONFIG_IBSS_RSN
} else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
reply_len = -1;
#endif /* CONFIG_IBSS_RSN */
#ifdef CONFIG_MESH
} else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
wpa_s, buf + 19, reply, reply_size);
} else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
wpa_s, "", reply, reply_size);
} else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
reply_len = -1;
} else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
buf + 18))
reply_len = -1;
} else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
reply_len = -1;
} else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
reply_len = -1;
#endif /* CONFIG_MESH */
#ifdef CONFIG_P2P
} else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
if (p2p_ctrl_find(wpa_s, buf + 8))
reply_len = -1;
} else if (os_strcmp(buf, "P2P_FIND") == 0) {
if (p2p_ctrl_find(wpa_s, ""))
reply_len = -1;
} else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
wpas_p2p_stop_find(wpa_s);
} else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
reply_len = -1;
} else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
reply_len = -1;
} else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
reply_size);
} else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
if (p2p_ctrl_listen(wpa_s, buf + 11))
reply_len = -1;
} else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
if (p2p_ctrl_listen(wpa_s, ""))
reply_len = -1;
} else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
if (wpas_p2p_group_remove(wpa_s, buf + 17))
reply_len = -1;
} else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
if (p2p_ctrl_group_add(wpa_s, ""))
reply_len = -1;
} else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
if (p2p_ctrl_group_add(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
reply_size);
} else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
wpas_p2p_sd_service_update(wpa_s);
} else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
wpas_p2p_service_flush(wpa_s);
} else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
reply_size);
} else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
p2p_ctrl_flush(wpa_s);
} else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
if (wpas_p2p_cancel(wpa_s))
reply_len = -1;
} else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
if (p2p_ctrl_presence_req(wpa_s, "") < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
reply_len = -1;
} else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
reply_len = -1;
#endif /* CONFIG_P2P */
#ifdef CONFIG_WIFI_DISPLAY
} else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
reply, reply_size);
#endif /* CONFIG_WIFI_DISPLAY */
#ifdef CONFIG_INTERWORKING
} else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
if (interworking_fetch_anqp(wpa_s) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
interworking_stop_fetch_anqp(wpa_s);
} else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
if (ctrl_interworking_select(wpa_s, NULL) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
int id;
id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
if (id < 0)
reply_len = -1;
else {
reply_len = os_snprintf(reply, reply_size, "%d\n", id);
if (os_snprintf_error(reply_size, reply_len))
reply_len = -1;
}
} else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
if (get_anqp(wpa_s, buf + 9) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
if (gas_request(wpa_s, buf + 12) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
reply_len = gas_response_get(wpa_s, buf + 17, reply,
reply_size);
#endif /* CONFIG_INTERWORKING */
#ifdef CONFIG_HS20
} else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
if (get_hs20_anqp(wpa_s, buf + 14) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
} else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
if (del_hs20_icon(wpa_s, buf + 14) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "FETCH_OSU") == 0) {
if (hs20_fetch_osu(wpa_s) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
hs20_cancel_fetch_osu(wpa_s);
#endif /* CONFIG_HS20 */
} else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
{
if (wpa_supplicant_ctrl_iface_ctrl_rsp(
wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
reply_len = -1;
else {
/*
* Notify response from timeout to allow the control
* interface response to be sent first.
*/
eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
wpa_s, NULL);
}
} else if (os_strcmp(buf, "RECONFIGURE") == 0) {
if (wpa_supplicant_reload_configuration(wpa_s))
reply_len = -1;
} else if (os_strcmp(buf, "TERMINATE") == 0) {
wpa_supplicant_terminate_proc(wpa_s->global);
} else if (os_strncmp(buf, "BSSID ", 6) == 0) {
if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
reply_len = -1;
} else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
reply_len = wpa_supplicant_ctrl_iface_blacklist(
wpa_s, buf + 9, reply, reply_size);
} else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
reply_len = wpa_supplicant_ctrl_iface_log_level(
wpa_s, buf + 9, reply, reply_size);
} else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
reply_len = wpa_supplicant_ctrl_iface_list_networks(
wpa_s, buf + 14, reply, reply_size);
} else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
reply_len = wpa_supplicant_ctrl_iface_list_networks(
wpa_s, NULL, reply, reply_size);
} else if (os_strcmp(buf, "DISCONNECT") == 0) {
#ifdef CONFIG_SME
wpa_s->sme.prev_bssid_set = 0;
#endif /* CONFIG_SME */
wpa_s->reassociate = 0;
wpa_s->disconnected = 1;
wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_cancel_scan(wpa_s);
wpa_supplicant_deauthenticate(wpa_s,
WLAN_REASON_DEAUTH_LEAVING);
eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
} else if (os_strcmp(buf, "SCAN") == 0) {
wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
} else if (os_strncmp(buf, "SCAN ", 5) == 0) {
wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
} else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
reply_len = wpa_supplicant_ctrl_iface_scan_results(
wpa_s, reply, reply_size);
} else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
if (wpas_abort_ongoing_scan(wpa_s) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
reply_len = -1;
} else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
reply_len = -1;
} else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
reply_len = -1;
} else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
reply_len = wpa_supplicant_ctrl_iface_add_network(
wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
reply_len = -1;
} else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
reply_len = -1;
} else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
reply_len = wpa_supplicant_ctrl_iface_get_network(
wpa_s, buf + 12, reply, reply_size);
} else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
wpa_s))
reply_len = -1;
} else if (os_strcmp(buf, "LIST_CREDS") == 0) {
reply_len = wpa_supplicant_ctrl_iface_list_creds(
wpa_s, reply, reply_size);
} else if (os_strcmp(buf, "ADD_CRED") == 0) {
reply_len = wpa_supplicant_ctrl_iface_add_cred(
wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
reply_len = -1;
} else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
reply_len = -1;
} else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
reply,
reply_size);
#ifndef CONFIG_NO_CONFIG_WRITE
} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
reply_len = -1;
#endif /* CONFIG_NO_CONFIG_WRITE */
} else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
reply_len = wpa_supplicant_ctrl_iface_get_capability(
wpa_s, buf + 15, reply, reply_size);
} else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
reply_len = -1;
} else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
reply_len = wpa_supplicant_global_iface_list(
wpa_s->global, reply, reply_size);
} else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
reply_len = wpa_supplicant_global_iface_interfaces(
wpa_s->global, buf + 10, reply, reply_size);
} else if (os_strncmp(buf, "BSS ", 4) == 0) {
reply_len = wpa_supplicant_ctrl_iface_bss(
wpa_s, buf + 4, reply, reply_size);
#ifdef CONFIG_AP
} else if (os_strcmp(buf, "STA-FIRST") == 0) {
reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "STA ", 4) == 0) {
reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
reply_size);
} else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
reply_size);
} else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
reply_len = -1;
} else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
reply_len = -1;
} else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
reply_len = -1;
} else if (os_strcmp(buf, "STOP_AP") == 0) {
if (wpas_ap_stop_ap(wpa_s))
reply_len = -1;
#endif /* CONFIG_AP */
} else if (os_strcmp(buf, "SUSPEND") == 0) {
wpas_notify_suspend(wpa_s->global);
} else if (os_strcmp(buf, "RESUME") == 0) {
wpas_notify_resume(wpa_s->global);
#ifdef CONFIG_TESTING_OPTIONS
} else if (os_strcmp(buf, "DROP_SA") == 0) {
wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
#endif /* CONFIG_TESTING_OPTIONS */
} else if (os_strncmp(buf, "ROAM ", 5) == 0) {
if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
reply_len = -1;
} else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
} else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
reply_len = -1;
} else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
buf + 17))
reply_len = -1;
} else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
#ifdef CONFIG_TDLS
} else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
reply_len = -1;
} else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
buf + 17))
reply_len = -1;
} else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
buf + 24))
reply_len = -1;
} else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
wpa_s, buf + 17, reply, reply_size);
#endif /* CONFIG_TDLS */
} else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
reply_len = -1;
} else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
reply_len = -1;
} else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
reply_size);
} else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
reply_size);
#ifdef CONFIG_AUTOSCAN
} else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
reply_len = -1;
#endif /* CONFIG_AUTOSCAN */
#ifdef ANDROID
} else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
reply_size);
#endif /* ANDROID */
} else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
reply_size);
} else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
pmksa_cache_clear_current(wpa_s->wpa);
eapol_sm_request_reauth(wpa_s->eapol);
#ifdef CONFIG_WNM
} else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
reply_len = -1;
} else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
reply_len = -1;
#endif /* CONFIG_WNM */
} else if (os_strcmp(buf, "FLUSH") == 0) {
wpa_supplicant_ctrl_iface_flush(wpa_s);
} else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
reply_size);
#ifdef CONFIG_TESTING_OPTIONS
} else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
wpas_ctrl_iface_mgmt_tx_done(wpa_s);
} else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
reply_len = -1;
} else if (os_strcmp(buf, "GET_FAIL") == 0) {
reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
} else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
reply_len = -1;
#endif /* CONFIG_TESTING_OPTIONS */
} else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
reply_size);
} else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
reply_len = -1;
} else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
reply_len = -1;
} else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
wpas_ctrl_iface_erp_flush(wpa_s);
} else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
reply_len = -1;
} else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
reply_len = wpas_ctrl_iface_get_pref_freq_list(
wpa_s, buf + 19, reply, reply_size);
} else {
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
reply_len = 16;
}
if (reply_len < 0) {
os_memcpy(reply, "FAIL\n", 5);
reply_len = 5;
}
*resp_len = reply_len;
return reply;
}
static int wpa_supplicant_global_iface_add(struct wpa_global *global,
char *cmd)
{
struct wpa_interface iface;
char *pos, *extra;
struct wpa_supplicant *wpa_s;
unsigned int create_iface = 0;
u8 mac_addr[ETH_ALEN];
enum wpa_driver_if_type type = WPA_IF_STATION;
/*
* <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
* TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
*/
wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
os_memset(&iface, 0, sizeof(iface));
do {
iface.ifname = pos = cmd;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (iface.ifname[0] == '\0')
return -1;
if (pos == NULL)
break;
iface.confname = pos;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (iface.confname[0] == '\0')
iface.confname = NULL;
if (pos == NULL)
break;
iface.driver = pos;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (iface.driver[0] == '\0')
iface.driver = NULL;
if (pos == NULL)
break;
iface.ctrl_interface = pos;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (iface.ctrl_interface[0] == '\0')
iface.ctrl_interface = NULL;
if (pos == NULL)
break;
iface.driver_param = pos;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (iface.driver_param[0] == '\0')
iface.driver_param = NULL;
if (pos == NULL)
break;
iface.bridge_ifname = pos;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (iface.bridge_ifname[0] == '\0')
iface.bridge_ifname = NULL;
if (pos == NULL)
break;
extra = pos;
pos = os_strchr(pos, '\t');
if (pos)
*pos++ = '\0';
if (!extra[0])
break;
if (os_strcmp(extra, "create") == 0) {
create_iface = 1;
if (!pos)
break;
if (os_strcmp(pos, "sta") == 0) {
type = WPA_IF_STATION;
} else if (os_strcmp(pos, "ap") == 0) {
type = WPA_IF_AP_BSS;
} else {
wpa_printf(MSG_DEBUG,
"INTERFACE_ADD unsupported interface type: '%s'",
pos);
return -1;
}
} else {
wpa_printf(MSG_DEBUG,
"INTERFACE_ADD unsupported extra parameter: '%s'",
extra);
return -1;
}
} while (0);
if (create_iface) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
iface.ifname);
if (!global->ifaces)
return -1;
if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
NULL, NULL, NULL, mac_addr, NULL) < 0) {
wpa_printf(MSG_ERROR,
"CTRL_IFACE interface creation failed");
return -1;
}
wpa_printf(MSG_DEBUG,
"CTRL_IFACE interface '%s' created with MAC addr: "
MACSTR, iface.ifname, MAC2STR(mac_addr));
}
if (wpa_supplicant_get_iface(global, iface.ifname))
goto fail;
wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
if (!wpa_s)
goto fail;
wpa_s->added_vif = create_iface;
return 0;
fail:
if (create_iface)
wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
return -1;
}
static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
char *cmd)
{
struct wpa_supplicant *wpa_s;
int ret;
unsigned int delete_iface;
wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
wpa_s = wpa_supplicant_get_iface(global, cmd);
if (wpa_s == NULL)
return -1;
delete_iface = wpa_s->added_vif;
ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
if (!ret && delete_iface) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
cmd);
ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
}
return ret;
}
static void wpa_free_iface_info(struct wpa_interface_info *iface)
{
struct wpa_interface_info *prev;
while (iface) {
prev = iface;
iface = iface->next;
os_free(prev->ifname);
os_free(prev->desc);
os_free(prev);
}
}
static int wpa_supplicant_global_iface_list(struct wpa_global *global,
char *buf, int len)
{
int i, res;
struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
char *pos, *end;
for (i = 0; wpa_drivers[i]; i++) {
const struct wpa_driver_ops *drv = wpa_drivers[i];
if (drv->get_interfaces == NULL)
continue;
tmp = drv->get_interfaces(global->drv_priv[i]);
if (tmp == NULL)
continue;
if (last == NULL)
iface = last = tmp;
else
last->next = tmp;
while (last->next)
last = last->next;
}
pos = buf;
end = buf + len;
for (tmp = iface; tmp; tmp = tmp->next) {
res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
tmp->drv_name, tmp->ifname,
tmp->desc ? tmp->desc : "");
if (os_snprintf_error(end - pos, res)) {
*pos = '\0';
break;
}
pos += res;
}
wpa_free_iface_info(iface);
return pos - buf;
}
static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
const char *input,
char *buf, int len)
{
int res;
char *pos, *end;
struct wpa_supplicant *wpa_s;
int show_ctrl = 0;
if (input)
show_ctrl = !!os_strstr(input, "ctrl");
wpa_s = global->ifaces;
pos = buf;
end = buf + len;
while (wpa_s) {
if (show_ctrl)
res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
wpa_s->ifname,
wpa_s->conf->ctrl_interface ?
wpa_s->conf->ctrl_interface : "N/A");
else
res = os_snprintf(pos, end - pos, "%s\n",
wpa_s->ifname);
if (os_snprintf_error(end - pos, res)) {
*pos = '\0';
break;
}
pos += res;
wpa_s = wpa_s->next;
}
return pos - buf;
}
static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
const char *ifname,
char *cmd, size_t *resp_len)
{
struct wpa_supplicant *wpa_s;
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
if (os_strcmp(ifname, wpa_s->ifname) == 0)
break;
}
if (wpa_s == NULL) {
char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
if (resp)
*resp_len = os_strlen(resp);
else
*resp_len = 1;
return resp;
}
return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
}
static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
char *buf, size_t *resp_len)
{
#ifdef CONFIG_P2P
static const char * cmd[] = {
"LIST_NETWORKS",
"P2P_FIND",
"P2P_STOP_FIND",
"P2P_LISTEN",
"P2P_GROUP_ADD",
"P2P_GET_PASSPHRASE",
"P2P_SERVICE_UPDATE",
"P2P_SERVICE_FLUSH",
"P2P_FLUSH",
"P2P_CANCEL",
"P2P_PRESENCE_REQ",
"P2P_EXT_LISTEN",
NULL
};
static const char * prefix[] = {
#ifdef ANDROID
"DRIVER ",
#endif /* ANDROID */
"GET_NETWORK ",
"REMOVE_NETWORK ",
"P2P_FIND ",
"P2P_CONNECT ",
"P2P_LISTEN ",
"P2P_GROUP_REMOVE ",
"P2P_GROUP_ADD ",
"P2P_PROV_DISC ",
"P2P_SERV_DISC_REQ ",
"P2P_SERV_DISC_CANCEL_REQ ",
"P2P_SERV_DISC_RESP ",
"P2P_SERV_DISC_EXTERNAL ",
"P2P_SERVICE_ADD ",
"P2P_SERVICE_DEL ",
"P2P_SERVICE_REP ",
"P2P_REJECT ",
"P2P_INVITE ",
"P2P_PEER ",
"P2P_SET ",
"P2P_UNAUTHORIZE ",
"P2P_PRESENCE_REQ ",
"P2P_EXT_LISTEN ",
"P2P_REMOVE_CLIENT ",
"WPS_NFC_TOKEN ",
"WPS_NFC_TAG_READ ",
"NFC_GET_HANDOVER_SEL ",
"NFC_GET_HANDOVER_REQ ",
"NFC_REPORT_HANDOVER ",
"P2P_ASP_PROVISION ",
"P2P_ASP_PROVISION_RESP ",
NULL
};
int found = 0;
int i;
if (global->p2p_init_wpa_s == NULL)
return NULL;
for (i = 0; !found && cmd[i]; i++) {
if (os_strcmp(buf, cmd[i]) == 0)
found = 1;
}
for (i = 0; !found && prefix[i]; i++) {
if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
found = 1;
}
if (found)
return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
buf, resp_len);
#endif /* CONFIG_P2P */
return NULL;
}
static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
char *buf, size_t *resp_len)
{
#ifdef CONFIG_WIFI_DISPLAY
if (global->p2p_init_wpa_s == NULL)
return NULL;
if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
buf, resp_len);
#endif /* CONFIG_WIFI_DISPLAY */
return NULL;
}
static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
char *buf, size_t *resp_len)
{
char *ret;
ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
if (ret)
return ret;
ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
if (ret)
return ret;
return NULL;
}
static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
{
char *value;
value = os_strchr(cmd, ' ');
if (value == NULL)
return -1;
*value++ = '\0';
wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
#ifdef CONFIG_WIFI_DISPLAY
if (os_strcasecmp(cmd, "wifi_display") == 0) {
wifi_display_enable(global, !!atoi(value));
return 0;
}
#endif /* CONFIG_WIFI_DISPLAY */
/* Restore cmd to its original value to allow redirection */
value[-1] = ' ';
return -1;
}
static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
char *cmd)
{
struct wpa_supplicant *wpa_s[2]; /* src, dst */
char *p;
unsigned int i;
/* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
* <variable name> */
for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
p = os_strchr(cmd, ' ');
if (p == NULL)
return -1;
*p = '\0';
wpa_s[i] = global->ifaces;
for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
break;
}
if (!wpa_s[i]) {
wpa_printf(MSG_DEBUG,
"CTRL_IFACE: Could not find iface=%s", cmd);
return -1;
}
cmd = p + 1;
}
return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
}
#ifndef CONFIG_NO_CONFIG_WRITE
static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
{
int ret = 0, saved = 0;
struct wpa_supplicant *wpa_s;
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
if (!wpa_s->conf->update_config) {
wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
continue;
}
if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
ret = 1;
} else {
wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
saved++;
}
}
if (!saved && !ret) {
wpa_dbg(wpa_s, MSG_DEBUG,
"CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
ret = 1;
}
return ret;
}
#endif /* CONFIG_NO_CONFIG_WRITE */
static int wpas_global_ctrl_iface_status(struct wpa_global *global,
char *buf, size_t buflen)
{
char *pos, *end;
int ret;
struct wpa_supplicant *wpa_s;
pos = buf;
end = buf + buflen;
#ifdef CONFIG_P2P
if (global->p2p && !global->p2p_disabled) {
ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
"\n"
"p2p_state=%s\n",
MAC2STR(global->p2p_dev_addr),
p2p_get_state_txt(global->p2p));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
} else if (global->p2p) {
ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
#endif /* CONFIG_P2P */
#ifdef CONFIG_WIFI_DISPLAY
ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
!!global->wifi_display);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
#endif /* CONFIG_WIFI_DISPLAY */
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
ret = os_snprintf(pos, end - pos, "ifname=%s\n"
"address=" MACSTR "\n",
wpa_s->ifname, MAC2STR(wpa_s->own_addr));
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
return pos - buf;
}
#ifdef CONFIG_FST
static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
char *cmd, char *buf,
size_t reply_size)
{
char ifname[IFNAMSIZ + 1];
struct fst_iface_cfg cfg;
struct wpa_supplicant *wpa_s;
struct fst_wpa_obj iface_obj;
if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
wpa_s = wpa_supplicant_get_iface(global, ifname);
if (wpa_s) {
if (wpa_s->fst) {
wpa_printf(MSG_INFO, "FST: Already attached");
return -1;
}
fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
&iface_obj, &cfg);
if (wpa_s->fst)
return os_snprintf(buf, reply_size, "OK\n");
}
}
return -1;
}
static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
char *cmd, char *buf,
size_t reply_size)
{
char ifname[IFNAMSIZ + 1];
struct wpa_supplicant *wpa_s;
if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
wpa_s = wpa_supplicant_get_iface(global, ifname);
if (wpa_s) {
if (!fst_iface_detach(ifname)) {
wpa_s->fst = NULL;
return os_snprintf(buf, reply_size, "OK\n");
}
}
}
return -1;
}
#endif /* CONFIG_FST */
char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
char *buf, size_t *resp_len)
{
char *reply;
const int reply_size = 2048;
int reply_len;
int level = MSG_DEBUG;
if (os_strncmp(buf, "IFNAME=", 7) == 0) {
char *pos = os_strchr(buf + 7, ' ');
if (pos) {
*pos++ = '\0';
return wpas_global_ctrl_iface_ifname(global,
buf + 7, pos,
resp_len);
}
}
reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
if (reply)
return reply;
if (os_strcmp(buf, "PING") == 0)
level = MSG_EXCESSIVE;
wpa_hexdump_ascii(level, "RX global ctrl_iface",
(const u8 *) buf, os_strlen(buf));
reply = os_malloc(reply_size);
if (reply == NULL) {
*resp_len = 1;
return NULL;
}
os_memcpy(reply, "OK\n", 3);
reply_len = 3;
if (os_strcmp(buf, "PING") == 0) {
os_memcpy(reply, "PONG\n", 5);
reply_len = 5;
} else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
if (wpa_supplicant_global_iface_add(global, buf + 14))
reply_len = -1;
} else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
if (wpa_supplicant_global_iface_remove(global, buf + 17))
reply_len = -1;
} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
reply_len = wpa_supplicant_global_iface_list(
global, reply, reply_size);
} else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
reply_len = wpa_supplicant_global_iface_interfaces(
global, buf + 10, reply, reply_size);
#ifdef CONFIG_FST
} else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
reply,
reply_size);
} else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
reply,
reply_size);
} else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
#endif /* CONFIG_FST */
} else if (os_strcmp(buf, "TERMINATE") == 0) {
wpa_supplicant_terminate_proc(global);
} else if (os_strcmp(buf, "SUSPEND") == 0) {
wpas_notify_suspend(global);
} else if (os_strcmp(buf, "RESUME") == 0) {
wpas_notify_resume(global);
} else if (os_strncmp(buf, "SET ", 4) == 0) {
if (wpas_global_ctrl_iface_set(global, buf + 4)) {
#ifdef CONFIG_P2P
if (global->p2p_init_wpa_s) {
os_free(reply);
/* Check if P2P redirection would work for this
* command. */
return wpa_supplicant_ctrl_iface_process(
global->p2p_init_wpa_s,
buf, resp_len);
}
#endif /* CONFIG_P2P */
reply_len = -1;
}
} else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
reply_len = -1;
#ifndef CONFIG_NO_CONFIG_WRITE
} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
if (wpas_global_ctrl_iface_save_config(global))
reply_len = -1;
#endif /* CONFIG_NO_CONFIG_WRITE */
} else if (os_strcmp(buf, "STATUS") == 0) {
reply_len = wpas_global_ctrl_iface_status(global, reply,
reply_size);
#ifdef CONFIG_MODULE_TESTS
} else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
int wpas_module_tests(void);
if (wpas_module_tests() < 0)
reply_len = -1;
#endif /* CONFIG_MODULE_TESTS */
} else if (os_strncmp(buf, "RELOG", 5) == 0) {
if (wpa_debug_reopen_file() < 0)
reply_len = -1;
} else {
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
reply_len = 16;
}
if (reply_len < 0) {
os_memcpy(reply, "FAIL\n", 5);
reply_len = 5;
}
*resp_len = reply_len;
return reply;
}