Function sipp_customize_socket

src/socket.cpp:1722–1806

#endif

void sipp_customize_socket(SIPpSocket *socket)
{
    unsigned int buffsize = buff_size;

    /* Allows fast TCP reuse of the socket */
    if (socket->ss_transport == T_TCP || socket->ss_transport == T_TLS ||
            socket->ss_transport == T_SCTP) {
        int sock_opt = 1;

        if (setsockopt(socket->ss_fd, SOL_SOCKET, SO_REUSEADDR, (void *)&sock_opt,
                       sizeof (sock_opt)) == -1) {
            ERROR_NO("setsockopt(SO_REUSEADDR) failed");
        }

#ifdef USE_SCTP
        if (socket->ss_transport == T_SCTP) {
            struct sctp_event_subscribe event;
            memset(&event, 0, sizeof(event));
            event.sctp_data_io_event = 1;
            event.sctp_association_event = 1;
            event.sctp_shutdown_event = 1;
            if (setsockopt(socket->ss_fd, IPPROTO_SCTP, SCTP_EVENTS, &event,
                           sizeof(event)) == -1) {
                ERROR_NO("setsockopt(SCTP_EVENTS) failed, errno=%d", errno);
            }

            if (assocmaxret > 0) {
                struct sctp_assocparams associnfo;
                memset(&associnfo, 0, sizeof(associnfo));
                associnfo.sasoc_asocmaxrxt = assocmaxret;
                if (setsockopt(socket->ss_fd, IPPROTO_SCTP, SCTP_ASSOCINFO, &associnfo,
                               sizeof(associnfo)) == -1) {
                    WARNING("setsockopt(SCTP_ASSOCINFO) failed, errno=%d", errno);
                }
            }

            if (setsockopt(socket->ss_fd, IPPROTO_SCTP, SCTP_NODELAY,
                           (void *)&sock_opt, sizeof (sock_opt)) == -1) {
                WARNING("setsockopt(SCTP_NODELAY) failed, errno=%d", errno);
            }
        }
#endif

#ifndef SOL_TCP
#define SOL_TCP 6
#endif
        if (socket->ss_transport != T_SCTP) {
            if (setsockopt(socket->ss_fd, SOL_TCP, TCP_NODELAY, (void *)&sock_opt,
                           sizeof (sock_opt)) == -1) {
                {
                    ERROR_NO("setsockopt(TCP_NODELAY) failed");
                }
            }
        }

        {
            struct linger linger;