relay_hash_addr
relay_hash_addr(&con->se_siphashctx, &con->se_in.ss, -1);
relay_hash_addr(&con->se_siphashctx, &con->se_in.ss, -1);
relay_hash_addr(&con->se_siphashctx, &rlay->rl_conf.ss,
void relay_hash_addr(SIPHASH_CTX *, struct sockaddr_storage *, int);