+#define INTERFACES_LIST \
+ BUS_UNIT_INTERFACES_LIST \
+ "org.freedesktop.systemd1.Timer\0"
+
+const char bus_timer_interface[] _introspect_("Timer") = BUS_TIMER_INTERFACE;
+
+const char bus_timer_invalidating_properties[] =
+ "Timers\0"
+ "NextElapseUSec\0";
+
+static int bus_timer_append_timers(DBusMessageIter *i, const char *property, void *data) {
+ Timer *p = data;
+ DBusMessageIter sub, sub2;
+ TimerValue *k;
+
+ assert(i);
+ assert(property);
+ assert(p);
+
+ if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(stt)", &sub))
+ return -ENOMEM;
+
+ LIST_FOREACH(value, k, p->values) {
+ char *buf;
+ const char *t;
+ size_t l;
+ bool b;
+
+ t = timer_base_to_string(k->base);
+ assert(endswith(t, "Sec"));
+
+ /* s/Sec/USec/ */
+ l = strlen(t);
+ if (!(buf = new(char, l+2)))
+ return -ENOMEM;
+
+ memcpy(buf, t, l-3);
+ memcpy(buf+l-3, "USec", 5);
+
+ b = dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) &&
+ dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &buf) &&
+ dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->value) &&
+ dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->next_elapse) &&
+ dbus_message_iter_close_container(&sub, &sub2);
+
+ free(buf);
+ if (!b)
+ return -ENOMEM;
+ }
+
+ if (!dbus_message_iter_close_container(i, &sub))
+ return -ENOMEM;
+
+ return 0;
+}
+
+static int bus_timer_append_unit(DBusMessageIter *i, const char *property, void *data) {
+ Unit *u = data;
+ const char *t;
+
+ assert(i);
+ assert(property);
+ assert(u);
+
+ t = u->timer.unit ? u->timer.unit->meta.id : "";
+
+ return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
+}