get IPv4 configuration via connman dbus

gistfile1.txt

int main()
{
    ConnmanProxyService *sproxy;
    GError *error;
    error = NULL;

    sproxy = connman_proxy_service_proxy_new_for_bus_sync(G_BUS_TYPE_SYSTEM, G_DBUS_PROXY_FLAGS_NONE,
            "net.connman", "/net/connman/service/ethernet_bcaec5b96673_cable", NULL, &error);

    GVariant *props;
    connman_proxy_service_call_get_properties_sync(sproxy, &props, NULL, &error);

    GVariantIter *iter;
    iter = g_variant_iter_new (props);
    GVariant *opt;
    GVariant *val;

    while (g_variant_iter_loop (iter, "{sv}", &opt,
        &val))
    {
        GVariant *opt_ip = g_variant_new("s", "IPv4");
        GVariant *sopt = g_variant_new("s", opt);

        if (!g_variant_compare((gconstpointer)opt_ip, (gconstpointer)sopt)) {
            const gchar *v_option;
            GVariant *v_value;
            GVariantIter *v_iter = g_variant_iter_new(val);

            gchar *result;
            g_variant_get (sopt, "s", &result);
            g_print ("'%s' \n", result);

            while (g_variant_iter_loop (v_iter, "{sv}", &v_option,
                &v_value)) {
                    gchar* value;
                    g_variant_get(v_value, "&s", &value);
                    g_print("\t%s: ", v_option);
                    g_print("%s \n", value);
            }
        }
    }
    return 0;
}