Ejemplo n.º 1
0
/**@brief IP stack event handler.
 *
 * @details Callback registered with the ICMP6 to receive asynchronous events from the module.
 */
void ip_app_handler(iot_interface_t * p_interface, ipv6_event_t * p_event)
{
    uint32_t err_code;

    APPL_LOG("[APPL]: Got IP Application Handler Event on interface 0x%p\r\n", p_interface);

    switch(p_event->event_id)
    {
        case IPV6_EVT_INTERFACE_ADD:
            APPL_LOG("[APPL]: New interface added!\r\n");

            err_code = udp6_socket_allocate(&m_udp_socket);
            APP_ERROR_CHECK(err_code);

            err_code = udp6_socket_bind(&m_udp_socket, IPV6_ADDR_ANY, HTONS(UDP_PORT));
            APP_ERROR_CHECK(err_code);

            err_code = udp6_socket_recv(&m_udp_socket, rx_udp_port_app_handler);
            APP_ERROR_CHECK(err_code);

            memset(&m_packet_buffer[0][0], 0x00, sizeof(m_packet_buffer));
            m_node_state    = APP_STATE_IPV6_IF_UP;
            m_display_state = LEDS_TX_ECHO_REQUEST;

            // IPv6 interface is up, start sending Echo Requests to peer.
            err_code = app_timer_start(m_tx_node_timer, APP_PING_INTERVAL, NULL);
            APP_ERROR_CHECK(err_code);

            break;
        case IPV6_EVT_INTERFACE_DELETE:
            err_code = app_timer_stop(m_tx_node_timer);
            APP_ERROR_CHECK(err_code);

            APPL_LOG("[APPL]: Interface removed!\r\n");

            err_code = udp6_socket_free(&m_udp_socket);
            APP_ERROR_CHECK(err_code);

            memset(&m_packet_buffer[0][0], 0x00, sizeof(m_packet_buffer));
            m_node_state    = APP_STATE_IPV6_IF_DOWN;
            m_display_state = LEDS_IPV6_IF_DOWN;

            break;
        case IPV6_EVT_INTERFACE_RX_DATA:
            APPL_LOG("[APPL]: Got unsupported protocol data!\r\n");
            break;

        default:
            //Unknown event. Should not happen.
            break;
    }
}
Ejemplo n.º 2
0
/**@brief IP stack event handler.
 *
 * @details Callback registered with the ICMP6 to receive asynchronous events from the module.
 */
void ip_app_handler(iot_interface_t * p_interface, ipv6_event_t * p_event)
{
    uint32_t err_code;

    APPL_LOG("[APPL]: Got IP Application Handler Event on interface 0x%p\r\n", p_interface);

    switch(p_event->event_id)
    {
        case IPV6_EVT_INTERFACE_ADD:
            APPL_LOG("[APPL]: New interface added!\r\n");

            err_code = udp6_socket_allocate(&m_udp_socket);
            APP_ERROR_CHECK(err_code);

            err_code = udp6_socket_bind(&m_udp_socket, IPV6_ADDR_ANY, HTONS(UDP_PORT));
            APP_ERROR_CHECK(err_code);

            err_code = udp6_socket_recv(&m_udp_socket, rx_udp_port_app_handler);
            APP_ERROR_CHECK(err_code);
        
            m_display_state  = LEDS_TX_ECHO_RESPONSE;

            break;
        case IPV6_EVT_INTERFACE_DELETE:
            APPL_LOG("[APPL]: Interface removed!\r\n");

            err_code = udp6_socket_free(&m_udp_socket);
            APP_ERROR_CHECK(err_code);

            m_display_state  = LEDS_IPV6_IF_DOWN;

            break;
        case IPV6_EVT_INTERFACE_RX_DATA:
            APPL_LOG("[APPL]: Got unsupported protocol data!\r\n");
            break;

        default:
            //Unknown event. Should not happen.
            break;
    }
}