dbus_new: Add EAP logon/logoff

Add "EAPLogoff" and "EAPLogon" interface DBus commands which
parallel the "logoff" and "logon" wpa_ctrl commands which terminate
and restart EAP authentication.  Slightly enhance the "logon" case
by expiring any running "startWhile" timer.

Signed-hostap: Paul Stewart <pstew@chromium.org>

doc/dbus.doxygen

@@ -331,7 +331,15 @@ fi.w1.wpa_supplicant1.CreateInterface.
 	  <dt>fi.w1.wpa_supplicant1.InvalidArgs</dt>
 	  <dd>Invalid entries were found in the passed argument.</dd>
 	</dl>
-       </li>
+      </li>
+      <li>
+	<h3>EAPLogoff ( ) --> nothing</h3>
+	<p>IEEE 802.1X EAPOL state machine logoff.</p>
+      </li>
+      <li>
+	<h3>EAPLogon ( ) --> nothing</h3>
+	<p>IEEE 802.1X EAPOL state machine logon.</p>
+      </li>
     </ul>
 
 \subsection dbus_interface_properties Properties

src/eapol_supp/eapol_supp_sm.c

@@ -1533,6 +1533,10 @@ void eapol_sm_notify_logoff(struct eapol_sm *sm, Boolean logoff)
 {
 	if (sm) {
 		sm->userLogoff = logoff;
+		if (!logoff) {
+			/* If there is a delayed txStart queued, start now. */
+			sm->startWhen = 0;
+		}
 		eapol_sm_step(sm);
 	}
 }

wpa_supplicant/dbus/dbus_new.c

@@ -2654,6 +2654,18 @@ static const struct wpa_dbus_method_desc wpas_dbus_interface_methods[] = {
 	  }
 	},
 #endif /* CONFIG_AP */
+	{ "EAPLogoff", WPAS_DBUS_NEW_IFACE_INTERFACE,
+	  (WPADBusMethodHandler) &wpas_dbus_handler_eap_logoff,
+	  {
+		  END_ARGS
+	  }
+	},
+	{ "EAPLogon", WPAS_DBUS_NEW_IFACE_INTERFACE,
+	  (WPADBusMethodHandler) &wpas_dbus_handler_eap_logon,
+	  {
+		  END_ARGS
+	  }
+	},
 	{ NULL, NULL, NULL, { END_ARGS } }
 };
 

wpa_supplicant/dbus/dbus_new_handlers.c

@@ -1938,6 +1938,38 @@ DBusMessage * wpas_dbus_handler_autoscan(DBusMessage *message,
 #endif /* CONFIG_AUTOSCAN */
 
 
+/*
+ * wpas_dbus_handler_eap_logoff - IEEE 802.1X EAPOL state machine logoff
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: NULL
+ *
+ * Handler function for "EAPLogoff" method call of network interface.
+ */
+DBusMessage * wpas_dbus_handler_eap_logoff(DBusMessage *message,
+					   struct wpa_supplicant *wpa_s)
+{
+	eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
+	return NULL;
+}
+
+
+/*
+ * wpas_dbus_handler_eap_logon - IEEE 802.1X EAPOL state machine logon
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: NULL
+ *
+ * Handler function for "EAPLogin" method call of network interface.
+ */
+DBusMessage * wpas_dbus_handler_eap_logon(DBusMessage *message,
+					  struct wpa_supplicant *wpa_s)
+{
+	eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
+	return NULL;
+}
+
+
 /**
  * wpas_dbus_getter_capabilities - Return interface capabilities
  * @iter: Pointer to incoming dbus message iter

wpa_supplicant/dbus/dbus_new_handlers.h

@@ -128,6 +128,12 @@ DBusMessage * wpas_dbus_handler_flush_bss(DBusMessage *message,
 DBusMessage * wpas_dbus_handler_autoscan(DBusMessage *message,
 					 struct wpa_supplicant *wpa_s);
 
+DBusMessage * wpas_dbus_handler_eap_logoff(DBusMessage *message,
+					   struct wpa_supplicant *wpa_s);
+
+DBusMessage * wpas_dbus_handler_eap_logon(DBusMessage *message,
+					  struct wpa_supplicant *wpa_s);
+
 dbus_bool_t wpas_dbus_getter_capabilities(DBusMessageIter *iter,
 					  DBusError *error, void *user_data);