hostap/wpa_supplicant/notify.c

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/*
* wpa_supplicant - Event notifications
* Copyright (c) 2009-2010, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#include "utils/includes.h"
#include "utils/common.h"
#include "common/wpa_ctrl.h"
#include "config.h"
#include "wpa_supplicant_i.h"
#include "wps_supplicant.h"
#include "dbus/dbus_common.h"
#include "dbus/dbus_old.h"
#include "dbus/dbus_new.h"
#include "rsn_supp/wpa.h"
#include "driver_i.h"
#include "scan.h"
#include "p2p_supplicant.h"
#include "sme.h"
#include "notify.h"
int wpas_notify_supplicant_initialized(struct wpa_global *global)
{
#ifdef CONFIG_DBUS
if (global->params.dbus_ctrl_interface) {
global->dbus = wpas_dbus_init(global);
if (global->dbus == NULL)
return -1;
}
#endif /* CONFIG_DBUS */
return 0;
}
void wpas_notify_supplicant_deinitialized(struct wpa_global *global)
{
#ifdef CONFIG_DBUS
if (global->dbus)
wpas_dbus_deinit(global->dbus);
#endif /* CONFIG_DBUS */
}
int wpas_notify_iface_added(struct wpa_supplicant *wpa_s)
{
if (wpas_dbus_register_iface(wpa_s))
return -1;
if (wpas_dbus_register_interface(wpa_s))
return -1;
return 0;
}
void wpas_notify_iface_removed(struct wpa_supplicant *wpa_s)
{
/* unregister interface in old DBus ctrl iface */
wpas_dbus_unregister_iface(wpa_s);
/* unregister interface in new DBus ctrl iface */
wpas_dbus_unregister_interface(wpa_s);
}
void wpas_notify_state_changed(struct wpa_supplicant *wpa_s,
enum wpa_states new_state,
enum wpa_states old_state)
{
/* notify the old DBus API */
wpa_supplicant_dbus_notify_state_change(wpa_s, new_state,
old_state);
/* notify the new DBus API */
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_STATE);
if (new_state == WPA_COMPLETED)
wpas_p2p_notif_connected(wpa_s);
else if (old_state >= WPA_ASSOCIATED && new_state < WPA_ASSOCIATED)
wpas_p2p_notif_disconnected(wpa_s);
sme_state_changed(wpa_s);
#ifdef ANDROID
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,
new_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) : "");
#endif /* ANDROID */
}
void wpas_notify_disconnect_reason(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_DISCONNECT_REASON);
}
void wpas_notify_network_changed(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_NETWORK);
}
void wpas_notify_ap_scan_changed(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_AP_SCAN);
}
void wpas_notify_bssid_changed(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_BSS);
}
void wpas_notify_auth_changed(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_AUTH_MODE);
}
void wpas_notify_network_enabled_changed(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
wpas_dbus_signal_network_enabled_changed(wpa_s, ssid);
}
void wpas_notify_network_selected(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
wpas_dbus_signal_network_selected(wpa_s, ssid->id);
}
void wpas_notify_network_request(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid,
enum wpa_ctrl_req_type rtype,
const char *default_txt)
{
wpas_dbus_signal_network_request(wpa_s, ssid, rtype, default_txt);
}
void wpas_notify_scanning(struct wpa_supplicant *wpa_s)
{
/* notify the old DBus API */
wpa_supplicant_dbus_notify_scanning(wpa_s);
/* notify the new DBus API */
wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_SCANNING);
}
void wpas_notify_scan_done(struct wpa_supplicant *wpa_s, int success)
{
wpas_dbus_signal_scan_done(wpa_s, success);
}
void wpas_notify_scan_results(struct wpa_supplicant *wpa_s)
{
/* notify the old DBus API */
wpa_supplicant_dbus_notify_scan_results(wpa_s);
wpas_wps_notify_scan_results(wpa_s);
}
void wpas_notify_wps_credential(struct wpa_supplicant *wpa_s,
const struct wps_credential *cred)
{
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#ifdef CONFIG_WPS
/* notify the old DBus API */
wpa_supplicant_dbus_notify_wps_cred(wpa_s, cred);
/* notify the new DBus API */
wpas_dbus_signal_wps_cred(wpa_s, cred);
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#endif /* CONFIG_WPS */
}
void wpas_notify_wps_event_m2d(struct wpa_supplicant *wpa_s,
struct wps_event_m2d *m2d)
{
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#ifdef CONFIG_WPS
wpas_dbus_signal_wps_event_m2d(wpa_s, m2d);
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#endif /* CONFIG_WPS */
}
void wpas_notify_wps_event_fail(struct wpa_supplicant *wpa_s,
struct wps_event_fail *fail)
{
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#ifdef CONFIG_WPS
wpas_dbus_signal_wps_event_fail(wpa_s, fail);
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#endif /* CONFIG_WPS */
}
void wpas_notify_wps_event_success(struct wpa_supplicant *wpa_s)
{
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#ifdef CONFIG_WPS
wpas_dbus_signal_wps_event_success(wpa_s);
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#endif /* CONFIG_WPS */
}
void wpas_notify_network_added(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
/*
* Networks objects created during any P2P activities should not be
* exposed out. They might/will confuse certain non-P2P aware
* applications since these network objects won't behave like
* regular ones.
*/
if (!ssid->p2p_group && wpa_s->global->p2p_group_formation != wpa_s)
wpas_dbus_register_network(wpa_s, ssid);
}
void wpas_notify_persistent_group_added(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
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#ifdef CONFIG_P2P
wpas_dbus_register_persistent_group(wpa_s, ssid);
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#endif /* CONFIG_P2P */
}
void wpas_notify_persistent_group_removed(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
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#ifdef CONFIG_P2P
wpas_dbus_unregister_persistent_group(wpa_s, ssid->id);
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#endif /* CONFIG_P2P */
}
void wpas_notify_network_removed(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
if (wpa_s->next_ssid == ssid)
wpa_s->next_ssid = NULL;
if (wpa_s->wpa)
wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
if (!ssid->p2p_group && wpa_s->global->p2p_group_formation != wpa_s)
wpas_dbus_unregister_network(wpa_s, ssid->id);
wpas_p2p_network_removed(wpa_s, ssid);
}
void wpas_notify_bss_added(struct wpa_supplicant *wpa_s,
u8 bssid[], unsigned int id)
{
wpas_dbus_register_bss(wpa_s, bssid, id);
wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_BSS_ADDED "%u " MACSTR,
id, MAC2STR(bssid));
}
void wpas_notify_bss_removed(struct wpa_supplicant *wpa_s,
u8 bssid[], unsigned int id)
{
wpas_dbus_unregister_bss(wpa_s, bssid, id);
wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_BSS_REMOVED "%u " MACSTR,
id, MAC2STR(bssid));
}
void wpas_notify_bss_freq_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_FREQ, id);
}
void wpas_notify_bss_signal_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_SIGNAL,
id);
}
void wpas_notify_bss_privacy_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_PRIVACY,
id);
}
void wpas_notify_bss_mode_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_MODE, id);
}
void wpas_notify_bss_wpaie_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_WPA, id);
}
void wpas_notify_bss_rsnie_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_RSN, id);
}
void wpas_notify_bss_wps_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
#ifdef CONFIG_WPS
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_WPS, id);
#endif /* CONFIG_WPS */
}
void wpas_notify_bss_ies_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_IES, id);
}
void wpas_notify_bss_rates_changed(struct wpa_supplicant *wpa_s,
unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_RATES, id);
}
void wpas_notify_bss_seen(struct wpa_supplicant *wpa_s, unsigned int id)
{
wpas_dbus_bss_signal_prop_changed(wpa_s, WPAS_DBUS_BSS_PROP_AGE, id);
}
void wpas_notify_blob_added(struct wpa_supplicant *wpa_s, const char *name)
{
wpas_dbus_signal_blob_added(wpa_s, name);
}
void wpas_notify_blob_removed(struct wpa_supplicant *wpa_s, const char *name)
{
wpas_dbus_signal_blob_removed(wpa_s, name);
}
void wpas_notify_debug_level_changed(struct wpa_global *global)
{
wpas_dbus_signal_debug_level_changed(global);
}
void wpas_notify_debug_timestamp_changed(struct wpa_global *global)
{
wpas_dbus_signal_debug_timestamp_changed(global);
}
void wpas_notify_debug_show_keys_changed(struct wpa_global *global)
{
wpas_dbus_signal_debug_show_keys_changed(global);
}
void wpas_notify_suspend(struct wpa_global *global)
{
struct wpa_supplicant *wpa_s;
os_get_time(&global->suspend_time);
wpa_printf(MSG_DEBUG, "System suspend notification");
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next)
wpa_drv_suspend(wpa_s);
}
void wpas_notify_resume(struct wpa_global *global)
{
struct os_time now;
int slept;
struct wpa_supplicant *wpa_s;
if (global->suspend_time.sec == 0)
slept = -1;
else {
os_get_time(&now);
slept = now.sec - global->suspend_time.sec;
}
wpa_printf(MSG_DEBUG, "System resume notification (slept %d seconds)",
slept);
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
wpa_drv_resume(wpa_s);
if (wpa_s->wpa_state == WPA_DISCONNECTED)
wpa_supplicant_req_scan(wpa_s, 0, 100000);
}
}
#ifdef CONFIG_P2P
void wpas_notify_p2p_device_found(struct wpa_supplicant *wpa_s,
const u8 *dev_addr, int new_device)
{
if (new_device) {
/* Create the new peer object */
wpas_dbus_register_peer(wpa_s, dev_addr);
}
/* Notify a new peer has been detected*/
wpas_dbus_signal_peer_device_found(wpa_s, dev_addr);
}
void wpas_notify_p2p_device_lost(struct wpa_supplicant *wpa_s,
const u8 *dev_addr)
{
wpas_dbus_unregister_peer(wpa_s, dev_addr);
/* Create signal on interface object*/
wpas_dbus_signal_peer_device_lost(wpa_s, dev_addr);
}
void wpas_notify_p2p_group_removed(struct wpa_supplicant *wpa_s,
const struct wpa_ssid *ssid,
const char *role)
{
wpas_dbus_signal_p2p_group_removed(wpa_s, role);
wpas_dbus_unregister_p2p_group(wpa_s, ssid);
}
void wpas_notify_p2p_go_neg_req(struct wpa_supplicant *wpa_s,
const u8 *src, u16 dev_passwd_id)
{
wpas_dbus_signal_p2p_go_neg_req(wpa_s, src, dev_passwd_id);
}
void wpas_notify_p2p_go_neg_completed(struct wpa_supplicant *wpa_s,
struct p2p_go_neg_results *res)
{
wpas_dbus_signal_p2p_go_neg_resp(wpa_s, res);
}
void wpas_notify_p2p_invitation_result(struct wpa_supplicant *wpa_s,
int status, const u8 *bssid)
{
wpas_dbus_signal_p2p_invitation_result(wpa_s, status, bssid);
}
void wpas_notify_p2p_sd_request(struct wpa_supplicant *wpa_s,
int freq, const u8 *sa, u8 dialog_token,
u16 update_indic, const u8 *tlvs,
size_t tlvs_len)
{
wpas_dbus_signal_p2p_sd_request(wpa_s, freq, sa, dialog_token,
update_indic, tlvs, tlvs_len);
}
void wpas_notify_p2p_sd_response(struct wpa_supplicant *wpa_s,
const u8 *sa, u16 update_indic,
const u8 *tlvs, size_t tlvs_len)
{
wpas_dbus_signal_p2p_sd_response(wpa_s, sa, update_indic,
tlvs, tlvs_len);
}
/**
* wpas_notify_p2p_provision_discovery - Notification of provision discovery
* @dev_addr: Who sent the request or responded to our request.
* @request: Will be 1 if request, 0 for response.
* @status: Valid only in case of response (0 in case of success)
* @config_methods: WPS config methods
* @generated_pin: PIN to be displayed in case of WPS_CONFIG_DISPLAY method
*
* This can be used to notify:
* - Requests or responses
* - Various config methods
* - Failure condition in case of response
*/
void wpas_notify_p2p_provision_discovery(struct wpa_supplicant *wpa_s,
const u8 *dev_addr, int request,
enum p2p_prov_disc_status status,
u16 config_methods,
unsigned int generated_pin)
{
wpas_dbus_signal_p2p_provision_discovery(wpa_s, dev_addr, request,
status, config_methods,
generated_pin);
}
void wpas_notify_p2p_group_started(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid, int network_id,
int client)
{
/* Notify a group has been started */
wpas_dbus_register_p2p_group(wpa_s, ssid);
wpas_dbus_signal_p2p_group_started(wpa_s, ssid, client, network_id);
}
void wpas_notify_p2p_wps_failed(struct wpa_supplicant *wpa_s,
struct wps_event_fail *fail)
{
wpas_dbus_signal_p2p_wps_failed(wpa_s, fail);
}
#endif /* CONFIG_P2P */
static void wpas_notify_ap_sta_authorized(struct wpa_supplicant *wpa_s,
const u8 *sta,
const u8 *p2p_dev_addr)
{
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#ifdef CONFIG_P2P
wpas_p2p_notify_ap_sta_authorized(wpa_s, p2p_dev_addr);
/*
* Create 'peer-joined' signal on group object -- will also
* check P2P itself.
*/
wpas_dbus_signal_p2p_peer_joined(wpa_s, p2p_dev_addr);
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#endif /* CONFIG_P2P */
/* Notify listeners a new station has been authorized */
wpas_dbus_signal_sta_authorized(wpa_s, sta);
}
static void wpas_notify_ap_sta_deauthorized(struct wpa_supplicant *wpa_s,
const u8 *sta,
const u8 *p2p_dev_addr)
{
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#ifdef CONFIG_P2P
/*
* Create 'peer-disconnected' signal on group object if this
* is a P2P group.
*/
wpas_dbus_signal_p2p_peer_disconnected(wpa_s, p2p_dev_addr);
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#endif /* CONFIG_P2P */
/* Notify listeners a station has been deauthorized */
wpas_dbus_signal_sta_deauthorized(wpa_s, sta);
}
void wpas_notify_sta_authorized(struct wpa_supplicant *wpa_s,
const u8 *mac_addr, int authorized,
const u8 *p2p_dev_addr)
{
if (authorized)
wpas_notify_ap_sta_authorized(wpa_s, mac_addr, p2p_dev_addr);
else
wpas_notify_ap_sta_deauthorized(wpa_s, mac_addr, p2p_dev_addr);
}
void wpas_notify_certification(struct wpa_supplicant *wpa_s, int depth,
const char *subject, const char *cert_hash,
const struct wpabuf *cert)
{
wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_CERT
"depth=%d subject='%s'%s%s",
depth, subject,
cert_hash ? " hash=" : "",
cert_hash ? cert_hash : "");
if (cert) {
char *cert_hex;
size_t len = wpabuf_len(cert) * 2 + 1;
cert_hex = os_malloc(len);
if (cert_hex) {
wpa_snprintf_hex(cert_hex, len, wpabuf_head(cert),
wpabuf_len(cert));
wpa_msg_ctrl(wpa_s, MSG_INFO,
WPA_EVENT_EAP_PEER_CERT
"depth=%d subject='%s' cert=%s",
depth, subject, cert_hex);
os_free(cert_hex);
}
}
/* notify the old DBus API */
wpa_supplicant_dbus_notify_certification(wpa_s, depth, subject,
cert_hash, cert);
/* notify the new DBus API */
wpas_dbus_signal_certification(wpa_s, depth, subject, cert_hash, cert);
}
void wpas_notify_preq(struct wpa_supplicant *wpa_s,
const u8 *addr, const u8 *dst, const u8 *bssid,
const u8 *ie, size_t ie_len, u32 ssi_signal)
{
#ifdef CONFIG_AP
wpas_dbus_signal_preq(wpa_s, addr, dst, bssid, ie, ie_len, ssi_signal);
#endif /* CONFIG_AP */
}
void wpas_notify_eap_status(struct wpa_supplicant *wpa_s, const char *status,
const char *parameter)
{
wpas_dbus_signal_eap_status(wpa_s, status, parameter);
wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_EAP_STATUS
"status='%s' parameter='%s'",
status, parameter);
}
void wpas_notify_network_bssid_set_changed(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
if (wpa_s->current_ssid != ssid)
return;
wpa_dbg(wpa_s, MSG_DEBUG,
"Network bssid config changed for the current network - within-ESS roaming %s",
ssid->bssid_set ? "disabled" : "enabled");
wpa_drv_roaming(wpa_s, !ssid->bssid_set,
ssid->bssid_set ? ssid->bssid : NULL);
}