Function sipp_bind_socket

src/socket.cpp:1439–1492

}

int sipp_bind_socket(SIPpSocket *socket, struct sockaddr_storage *saddr, int *port)
{
    int ret;
    int len;


#ifdef USE_SCTP
    if (transport == T_SCTP && multisocket == 1 && port && *port == -1) {
        sockaddr_update_port(saddr, 0);
    }
#endif

    if (socket->ss_ipv6) {
        len = sizeof(struct sockaddr_in6);
    } else {
        len = sizeof(struct sockaddr_in);
    }

    if ((ret = ::bind(socket->ss_fd, (sockaddr *)saddr, len))) {
        return ret;
    }

    if (!port) {
        return 0;
    }

    if ((ret = getsockname(socket->ss_fd, (sockaddr *)saddr, (sipp_socklen_t *) &len))) {
        return ret;
    }

    if (socket->ss_ipv6) {
        socket->ss_port = ntohs((short)((_RCAST(struct sockaddr_in6 *, saddr))->sin6_port));
    } else {
        socket->ss_port = ntohs((short)((_RCAST(struct sockaddr_in *, saddr))->sin_port));
    }
    *port = socket->ss_port;

#ifdef USE_SCTP
    if (transport == T_SCTP) {
        bool isany = false;
        if (socket->ss_ipv6) {
            if (memcmp(&(_RCAST(struct sockaddr_in6 *, saddr)->sin6_addr), &in6addr_any, sizeof(in6_addr)) == 0)
                isany = true;
        } else {
            isany = (_RCAST(struct sockaddr_in *, saddr)->sin_addr.s_addr == INADDR_ANY);
        }
        if (!isany) {
            set_multihome_addr(socket, *port);
        }
    }
#endif

    return 0;
}

void SIPpSocket::set_bind_port(int bind_port)
{