WPS: Add PBC mode activated/disabled events

This makes it easier to track PBC state on the registrar.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

src/ap/wps_hostapd.c

@@ -775,6 +775,12 @@ static void hostapd_wps_event_cb(void *ctx, enum wps_event event,
 	case WPS_EV_PBC_TIMEOUT:
 		wpa_msg(hapd->msg_ctx, MSG_INFO, WPS_EVENT_TIMEOUT);
 		break;
+	case WPS_EV_PBC_ACTIVE:
+		wpa_msg(hapd->msg_ctx, MSG_INFO, WPS_EVENT_ACTIVE);
+		break;
+	case WPS_EV_PBC_DISABLE:
+		wpa_msg(hapd->msg_ctx, MSG_INFO, WPS_EVENT_DISABLE);
+		break;
 	case WPS_EV_ER_AP_ADD:
 		break;
 	case WPS_EV_ER_AP_REMOVE:

src/common/wpa_ctrl.h

@@ -84,6 +84,10 @@ extern "C" {
 #define WPS_EVENT_SUCCESS "WPS-SUCCESS "
 /** WPS enrollment attempt timed out and was terminated */
 #define WPS_EVENT_TIMEOUT "WPS-TIMEOUT "
+/* PBC mode was activated */
+#define WPS_EVENT_ACTIVE "WPS-PBC-ACTIVE "
+/* PBC mode was disabled */
+#define WPS_EVENT_DISABLE "WPS-PBC-DISABLE "
 
 #define WPS_EVENT_ENROLLEE_SEEN "WPS-ENROLLEE-SEEN "
 

src/wps/wps.h

@@ -419,6 +419,16 @@ enum wps_event {
 	 */
 	WPS_EV_PBC_TIMEOUT,
 
+	/**
+	 * WPS_EV_PBC_ACTIVE - PBC mode was activated
+	 */
+	WPS_EV_PBC_ACTIVE,
+
+	/**
+	 * WPS_EV_PBC_DISABLE - PBC mode was disabled
+	 */
+	WPS_EV_PBC_DISABLE,
+
 	/**
 	 * WPS_EV_ER_AP_ADD - ER: AP added
 	 */

src/wps/wps_common.c

@@ -322,6 +322,24 @@ void wps_pbc_timeout_event(struct wps_context *wps)
 }
 
 
+void wps_pbc_active_event(struct wps_context *wps)
+{
+	if (wps->event_cb == NULL)
+		return;
+
+	wps->event_cb(wps->cb_ctx, WPS_EV_PBC_ACTIVE, NULL);
+}
+
+
+void wps_pbc_disable_event(struct wps_context *wps)
+{
+	if (wps->event_cb == NULL)
+		return;
+
+	wps->event_cb(wps->cb_ctx, WPS_EV_PBC_DISABLE, NULL);
+}
+
+
 #ifdef CONFIG_WPS_OOB
 
 struct wpabuf * wps_get_oob_cred(struct wps_context *wps)

src/wps/wps_i.h

@@ -139,6 +139,8 @@ void wps_success_event(struct wps_context *wps);
 void wps_pwd_auth_fail_event(struct wps_context *wps, int enrollee, int part);
 void wps_pbc_overlap_event(struct wps_context *wps);
 void wps_pbc_timeout_event(struct wps_context *wps);
+void wps_pbc_active_event(struct wps_context *wps);
+void wps_pbc_disable_event(struct wps_context *wps);
 
 struct wpabuf * wps_build_wsc_ack(struct wps_data *wps);
 struct wpabuf * wps_build_wsc_nack(struct wps_data *wps);

src/wps/wps_registrar.c

@@ -1001,6 +1001,7 @@ int wps_registrar_button_pushed(struct wps_registrar *reg,
 					 (u8 *) "\xff\xff\xff\xff\xff\xff");
 	wps_registrar_selected_registrar_changed(reg, 0);
 
+	wps_pbc_active_event(reg->wps);
 	eloop_cancel_timeout(wps_registrar_set_selected_timeout, reg, NULL);
 	eloop_cancel_timeout(wps_registrar_pbc_timeout, reg, NULL);
 	eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wps_registrar_pbc_timeout,
@@ -1014,6 +1015,7 @@ static void wps_registrar_pbc_completed(struct wps_registrar *reg)
 	wpa_printf(MSG_DEBUG, "WPS: PBC completed - stopping PBC mode");
 	eloop_cancel_timeout(wps_registrar_pbc_timeout, reg, NULL);
 	wps_registrar_stop_pbc(reg);
+	wps_pbc_disable_event(reg->wps);
 }
 
 

wpa_supplicant/wps_supplicant.c

@@ -807,6 +807,12 @@ static void wpa_supplicant_wps_event(void *ctx, enum wps_event event,
 		break;
 	case WPS_EV_PBC_TIMEOUT:
 		break;
+	case WPS_EV_PBC_ACTIVE:
+		wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_ACTIVE);
+		break;
+	case WPS_EV_PBC_DISABLE:
+		wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_DISABLE);
+		break;
 	case WPS_EV_ER_AP_ADD:
 		wpa_supplicant_wps_event_er_ap_add(wpa_s, &data->ap);
 		break;