dbus: don't rely that timer/path units have an initialized unit field

This commit is contained in:
Lennart Poettering 2011-02-21 19:26:53 +01:00
parent 50483512b9
commit b284eabdc1
2 changed files with 30 additions and 2 deletions

View file

@ -72,10 +72,24 @@ static int bus_path_append_paths(Manager *m, DBusMessageIter *i, const char *pro
return 0;
}
static int bus_path_append_unit(Manager *m, DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
const char *t;
assert(m);
assert(i);
assert(property);
assert(u);
t = u->path.unit ? u->path.unit->meta.id : "";
return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
}
DBusHandlerResult bus_path_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
const BusProperty properties[] = {
BUS_UNIT_PROPERTIES,
{ "org.freedesktop.systemd1.Path", "Unit", bus_property_append_string, "s", u->path.unit->meta.id },
{ "org.freedesktop.systemd1.Path", "Unit", bus_path_append_unit, "s", u },
{ "org.freedesktop.systemd1.Path", "Paths", bus_path_append_paths, "a(ss)", u },
{ NULL, NULL, NULL, NULL, NULL }
};

View file

@ -96,10 +96,24 @@ static int bus_timer_append_timers(Manager *m, DBusMessageIter *i, const char *p
return 0;
}
static int bus_timer_append_unit(Manager *m, DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
const char *t;
assert(m);
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;
}
DBusHandlerResult bus_timer_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
const BusProperty properties[] = {
BUS_UNIT_PROPERTIES,
{ "org.freedesktop.systemd1.Timer", "Unit", bus_property_append_string, "s", u->timer.unit->meta.id },
{ "org.freedesktop.systemd1.Timer", "Unit", bus_timer_append_unit, "s", u },
{ "org.freedesktop.systemd1.Timer", "Timers", bus_timer_append_timers, "a(stt)", u },
{ "org.freedesktop.systemd1.Timer", "NextElapseUSec", bus_property_append_usec, "t", &u->timer.next_elapse },
{ NULL, NULL, NULL, NULL, NULL }