+int bus_foreach_bus(
+ Manager *m,
+ sd_bus_track *subscribed2,
+ int (*send_message)(sd_bus *bus, void *userdata),
+ void *userdata) {
+
+ Iterator i;
+ sd_bus *b;
+ int r, ret = 0;
+
+ /* Send to all direct busses, unconditionally */
+ SET_FOREACH(b, m->private_buses, i) {
+ r = send_message(b, userdata);
+ if (r < 0)
+ ret = r;
+ }
+
+ /* Send to API bus, but only if somebody is subscribed */
+ if (sd_bus_track_count(m->subscribed) > 0 ||
+ sd_bus_track_count(subscribed2) > 0) {
+ r = send_message(m->api_bus, userdata);
+ if (r < 0)
+ ret = r;
+ }
+
+ return ret;
+}
+
+void bus_track_serialize(sd_bus_track *t, FILE *f) {
+ const char *n;
+