static int busname_serialize(Unit *u, FILE *f, FDSet *fds) {
BusName *n = BUSNAME(u);
assert(n);
assert(f);
assert(fds);
unit_serialize_item(u, f, "state", busname_state_to_string(n->state));
unit_serialize_item(u, f, "result", busname_result_to_string(n->result));
if (n->control_pid > 0)
unit_serialize_item_format(u, f, "control-pid", PID_FMT, n->control_pid);
if (n->starter_fd >= 0) {
int copy;
copy = fdset_put_dup(fds, n->starter_fd);
if (copy < 0)
return copy;
unit_serialize_item_format(u, f, "starter-fd", "%i", copy);
}
return 0;
}
static void busname_set_state(BusName *n, BusNameState state) {
BusNameState old_state;
assert(n);
old_state = n->state;
n->state = state;
if (!IN_SET(state, BUSNAME_MAKING, BUSNAME_SIGTERM, BUSNAME_SIGKILL)) {
n->timer_event_source = sd_event_source_unref(n->timer_event_source);
busname_unwatch_control_pid(n);
}
if (state != BUSNAME_LISTENING)
busname_unwatch_fd(n);
if (!IN_SET(state, BUSNAME_LISTENING, BUSNAME_MAKING, BUSNAME_REGISTERED, BUSNAME_RUNNING))
busname_close_fd(n);
if (state != old_state)
log_unit_debug(UNIT(n)->id, "%s changed %s -> %s",
UNIT(n)->id, busname_state_to_string(old_state), busname_state_to_string(state));
unit_notify(UNIT(n), state_translation_table[old_state], state_translation_table[state], true);
}
static int busname_serialize(Unit *u, FILE *f, FDSet *fds) {
BusName *n = BUSNAME(u);
int r;
assert(n);
assert(f);
assert(fds);
unit_serialize_item(u, f, "state", busname_state_to_string(n->state));
unit_serialize_item(u, f, "result", busname_result_to_string(n->result));
if (n->control_pid > 0)
unit_serialize_item_format(u, f, "control-pid", PID_FMT, n->control_pid);
r = unit_serialize_item_fd(u, f, fds, "starter-fd", n->starter_fd);
if (r < 0)
return r;
return 0;
}
static void busname_dump(Unit *u, FILE *f, const char *prefix) {
BusName *n = BUSNAME(u);
assert(n);
assert(f);
fprintf(f,
"%sBus Name State: %s\n"
"%sResult: %s\n"
"%sName: %s\n"
"%sActivating: %s\n"
"%sAccept FD: %s\n",
prefix, busname_state_to_string(n->state),
prefix, busname_result_to_string(n->result),
prefix, n->name,
prefix, yes_no(n->activating),
prefix, yes_no(n->accept_fd));
if (n->control_pid > 0)
fprintf(f,
"%sControl PID: "PID_FMT"\n",
prefix, n->control_pid);
}
_pure_ static const char *busname_sub_state_to_string(Unit *u) {
assert(u);
return busname_state_to_string(BUSNAME(u)->state);
}
