connection_make_readable(Connection *conn)
{
    pthread_mutex_lock(&(conn->c_mutex));
    conn->c_gettingber = 0;
    pthread_mutex_unlock(&(conn->c_mutex));
    signal_listner();
}
connection_make_readable(Connection *conn)
{
    pthread_mutex_lock(&(conn->c_mutex));
    conn->c_gettingber = 0;
    pthread_mutex_unlock(&(conn->c_mutex));
    signal_listner();
}