conn_key_reverse(struct conn_key *key)
{
    struct ct_endpoint tmp;

    tmp = key->src;
    key->src = key->dst;
    key->dst = tmp;
}
conn_key_reverse(struct conn_key *key)
{
    struct ct_endpoint tmp;

    tmp = key->src;
    key->src = key->dst;
    key->dst = tmp;
}