Function connGetSocketError

app/redis-6.2.6/src/connection.c:366–373

int connGetSocketError(connection *conn) {
    int sockerr = 0;
    socklen_t errlen = sizeof(sockerr);

    if (getsockopt(conn->fd, SOL_SOCKET, SO_ERROR, &sockerr, &errlen) == -1)
        sockerr = errno;
    return sockerr;
}

int connPeerToString(connection *conn, char *ip, size_t ip_len, int *port) {
    return anetFdToString(conn ? conn->fd : -1, ip, ip_len, port, FD_TO_PEER_NAME);