Method write_error

src/socket.cpp:1836–1879

}

int SIPpSocket::write_error(int ret)
{
    const char *errstring = strerror(errno);

#ifndef EAGAIN
    int again = (errno == EWOULDBLOCK) ? errno : 0;
#else
    int again = ((errno == EAGAIN) || (errno == EWOULDBLOCK)) ? errno : 0;

    /* Scrub away EAGAIN from the rest of the code. */
    if (errno == EAGAIN) {
        errno = EWOULDBLOCK;
    }
#endif

    if (again) {
        return enter_congestion(again);
    }

    if ((ss_transport == T_TCP || ss_transport == T_SCTP)
            && errno == EPIPE) {
        nb_net_send_errors++;
        sockets_pending_reset.insert(this);
        abort();
        if (reconnect_allowed()) {
            WARNING("Broken pipe on TCP connection, remote peer "
                    "probably closed the socket");
        } else {
            ERROR("Broken pipe on TCP connection, remote peer "
                  "probably closed the socket");
        }
        return -1;
    }

#if defined(USE_OPENSSL) || defined(USE_WOLFSSL)
    if (ss_transport == T_TLS) {
        errstring = SSL_error_string(SSL_get_error(ss_ssl, ret), ret);
    }
#endif

    WARNING("Unable to send %s message: %s", TRANSPORT_TO_STRING(ss_transport), errstring);
    nb_net_send_errors++;
    return -1;
}

int SIPpSocket::read_error(int ret)
{