void hub_disconnect_user(struct hub_info* hub, struct hub_user* user, int reason)
{
struct event_data post;
int need_notify = 0;
/* is user already being disconnected ? */
if (user_is_disconnecting(user))
{
return;
}
/* stop reading from user */
net_shutdown_r(net_con_get_sd(user->connection));
net_con_close(user->connection);
user->connection = 0;
LOG_TRACE("hub_disconnect_user(), user=%p, reason=%d, state=%d", user, reason, user->state);
need_notify = user_is_logged_in(user) && hub->status == hub_status_running;
user->quit_reason = reason;
user_set_state(user, state_cleanup);
if (need_notify)
{
memset(&post, 0, sizeof(post));
post.id = UHUB_EVENT_USER_QUIT;
post.ptr = user;
event_queue_post(hub->queue, &post);
}
else
{
hub_schedule_destroy_user(hub, user);
}
}
static void hub_event_dispatcher(void* callback_data, struct event_data* message)
{
struct hub_info* hub = (struct hub_info*) callback_data;
struct hub_user* user = (struct hub_user*) message->ptr;
assert(hub != NULL);
switch (message->id)
{
case UHUB_EVENT_USER_JOIN:
{
if (user_is_disconnecting(user))
break;
if (message->flags)
{
hub_send_password_challenge(hub, user);
}
else
{
on_login_success(hub, user);
}
break;
}
case UHUB_EVENT_USER_QUIT:
{
uman_remove(hub, user);
uman_send_quit_message(hub, user);
on_logout_user(hub, user);
hub_schedule_destroy_user(hub, user);
break;
}
case UHUB_EVENT_USER_DESTROY:
{
user_destroy(user);
break;
}
case UHUB_EVENT_HUB_SHUTDOWN:
{
struct hub_user* u = (struct hub_user*) list_get_first(hub->users->list);
while (u)
{
uman_remove(hub, u);
user_destroy(u);
u = (struct hub_user*) list_get_first(hub->users->list);
}
break;
}
default:
/* FIXME: ignored */
break;
}
}
static void hub_event_dispatcher(void* callback_data, struct event_data* message)
{
int status;
struct hub_info* hub = (struct hub_info*) callback_data;
struct hub_user* user = (struct hub_user*) message->ptr;
uhub_assert(hub != NULL);
switch (message->id)
{
case UHUB_EVENT_USER_JOIN:
{
if (user_is_disconnecting(user))
break;
if (message->flags)
{
hub_send_password_challenge(hub, user);
}
else
{
/* Race condition, we could have two messages for two logins queued up.
So make sure we don't let the second client in. */
status = check_duplicate_logins_ok(hub, user);
if (!status)
{
on_login_success(hub, user);
}
else
{
on_login_failure(hub, user, (enum status_message) status);
}
}
break;
}
case UHUB_EVENT_USER_QUIT:
{
uman_remove(hub->users, user);
uman_send_quit_message(hub, hub->users, user);
on_logout_user(hub, user);
hub_schedule_destroy_user(hub, user);
break;
}
case UHUB_EVENT_USER_DESTROY:
{
user_destroy(user);
break;
}
case UHUB_EVENT_HUB_SHUTDOWN:
{
struct hub_user* u = (struct hub_user*) list_get_first(hub->users->list);
while (u)
{
uman_remove(hub->users, u);
user_destroy(u);
u = (struct hub_user*) list_get_first(hub->users->list);
}
break;
}
default:
/* FIXME: ignored */
break;
}
}
