Method tcp_client_connect

net_port/net_port.cpp:151–215

}

bool net_port::tcp_client_connect()
{
    struct addrinfo *res;
    connected = false;

    for(res = result_list; res; res = res->ai_next)
    {
        sock = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
        if(sock == INVALID_SOCKET)
        {
            WSACleanup();
            return(false);
        }

        u_long arg = 1;
        fd_set fdset;
        timeval tv;

        ioctlsocket(sock, FIONBIO, &arg);

        if(result_list == NULL)
        {
            connected = false;
            return(false);
        }
        connect(sock, res->ai_addr, res->ai_addrlen);

        FD_ZERO(&fdset);
        FD_SET(sock, &fdset);

        tv.tv_sec =  4;
        tv.tv_usec = 0;

        /*-------------------------------------------------*\
        | Set socket options - no delay                     |
        \*-------------------------------------------------*/
        setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, &yes, sizeof(yes));

        if(select(sock + 1, NULL, &fdset, NULL, &tv) == 1)
        {
            char so_error;
            socklen_t len = sizeof(so_error);

            getsockopt(sock, SOL_SOCKET, SO_ERROR, &so_error, &len);

            if(so_error == 0)
            {
                connected = true;
                arg = 0;
                ioctlsocket(sock, FIONBIO, &arg);
            }
            else
            {
                connected = false;
                closesocket(sock);
            }
        }
        else