traffic_cb        264 src/socket-proxy/socket-proxyd.c                 r = sd_event_add_io(c->context->event, &c->server_event_source, c->server_fd, a, traffic_cb, c);
traffic_cb        276 src/socket-proxy/socket-proxyd.c                 r = sd_event_add_io(c->context->event, &c->client_event_source, c->client_fd, b, traffic_cb, c);