OVPN_PEER_COUNTER
OVPN_PEER_COUNTER(peer, in), OVPN_PEER_COUNTER(peer, out)); \
counter_u64_add(OVPN_PEER_COUNTER(p, name), val)
n->counters.pkt_in = counter_u64_fetch(OVPN_PEER_COUNTER(peer, pkt_in));
n->counters.pkt_out = counter_u64_fetch(OVPN_PEER_COUNTER(peer, pkt_out));
n->counters.bytes_in = counter_u64_fetch(OVPN_PEER_COUNTER(peer, bytes_in));
n->counters.bytes_out = counter_u64_fetch(OVPN_PEER_COUNTER(peer, bytes_out));