dbus: add BSS Age property to indicate last-seen time

[mech_eap.git] / wpa_supplicant / dbus / dbus_new_handlers.c

diff --git a/wpa_supplicant/dbus/dbus_new_handlers.c b/wpa_supplicant/dbus/dbus_new_handlers.c
index 6dc5f76..b7d88b4 100644 (file)
--- a/wpa_supplicant/dbus/dbus_new_handlers.c
+++ b/wpa_supplicant/dbus/dbus_new_handlers.c
@@ -3955,6 +3955,35 @@ dbus_bool_t wpas_dbus_getter_bss_ies(DBusMessageIter *iter, DBusError *error,
 
 
 /**
+ * wpas_dbus_getter_bss_age - Return time in seconds since BSS was last seen
+ * @iter: Pointer to incoming dbus message iter
+ * @error: Location to store error on failure
+ * @user_data: Function specific data
+ * Returns: TRUE on success, FALSE on failure
+ *
+ * Getter for BSS age
+ */
+dbus_bool_t wpas_dbus_getter_bss_age(DBusMessageIter *iter, DBusError *error,
+                                    void *user_data)
+{
+       struct bss_handler_args *args = user_data;
+       struct wpa_bss *res;
+       struct os_reltime now, diff = { 0, 0 };
+       u32 age;
+
+       res = get_bss_helper(args, error, __func__);
+       if (!res)
+               return FALSE;
+
+       os_get_reltime(&now);
+       os_reltime_sub(&now, &res->last_update, &diff);
+       age = diff.sec > 0 ? diff.sec : 0;
+       return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT32, &age,
+                                               error);
+}
+
+
+/**
  * wpas_dbus_getter_enabled - Check whether network is enabled or disabled
  * @iter: Pointer to incoming dbus message iter
  * @error: Location to store error on failure