void event_loop()
{
int max_fd;
fd_set readfds;
int retval;
/*
* calculate the max_fd for select.
*/
max_fd = tun_fd;
if (default_rloc_afi != AF_INET6){
max_fd = (max_fd > ipv4_data_input_fd) ? max_fd : ipv4_data_input_fd;
max_fd = (max_fd > ipv4_control_input_fd) ? max_fd : ipv4_control_input_fd;
}
if (default_rloc_afi != AF_INET){
max_fd = (max_fd > ipv6_data_input_fd) ? max_fd : ipv6_data_input_fd;
max_fd = (max_fd > ipv6_control_input_fd) ? max_fd : ipv6_control_input_fd;
}
max_fd = (max_fd > timers_fd) ? max_fd : timers_fd;
max_fd = (max_fd > netlink_fd) ? max_fd : netlink_fd;
lispd_running = TRUE;
while (lispd_running) {
FD_ZERO(&readfds);
FD_SET(tun_fd, &readfds);
if (default_rloc_afi != AF_INET6){
FD_SET(ipv4_data_input_fd, &readfds);
FD_SET(ipv4_control_input_fd, &readfds);
}
if (default_rloc_afi != AF_INET){
FD_SET(ipv6_data_input_fd, &readfds);
FD_SET(ipv6_control_input_fd, &readfds);
}
FD_SET(timers_fd, &readfds);
FD_SET(netlink_fd, &readfds);
retval = have_input(max_fd, &readfds);
if (retval != GOOD) {
continue; /* interrupted */
}
if (default_rloc_afi != AF_INET6){
if (FD_ISSET(ipv4_data_input_fd, &readfds)) {
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received input IPv4 packet");
process_input_packet(ipv4_data_input_fd, AF_INET);
}
if (FD_ISSET(ipv4_control_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received IPv4 packet in the control input buffer (4342)");
process_ctr_msg(ipv4_control_input_fd, AF_INET);
}
}
if (default_rloc_afi != AF_INET){
if (FD_ISSET(ipv6_data_input_fd, &readfds)) {
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received input IPv6 packet");
process_input_packet(ipv6_data_input_fd, AF_INET6);
}
if (FD_ISSET(ipv6_control_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received IPv6 packet in the control input buffer (4342)");
process_ctr_msg(ipv6_control_input_fd, AF_INET6);
}
}
if (FD_ISSET(tun_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received packet in the tun buffer");
process_output_packet(tun_fd);
}
if (FD_ISSET(timers_fd,&readfds)){
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received something in the timer fd");
process_timer_signal(timers_fd);
}
if (FD_ISSET(netlink_fd,&readfds)){
lispd_log_msg(LISP_LOG_DEBUG_3,"Received notification from net link");
process_netlink_msg(netlink_fd);
}
}
}
JNIEXPORT void JNICALL Java_org_lispmob_noroot_LISPmob_1JNI_lispd_1loop(JNIEnv * env, jclass cl)
{
int max_fd;
fd_set readfds;
int retval;
if (nat_aware == TRUE){
initial_info_request_process();
}else{
initial_map_register_process();
/*
* SMR proxy-ITRs list to be updated with new mappings
*/
init_smr(NULL,NULL);
}
/*
* RLOC Probing proxy ETRs
*/
programming_petr_rloc_probing();
/*
* calculate the max_fd for select.
*/
max_fd = tun_fd;
if (default_rloc_afi != AF_INET6){
max_fd = (max_fd > ipv4_data_input_fd) ? max_fd : ipv4_data_input_fd;
max_fd = (max_fd > ipv4_control_input_fd) ? max_fd : ipv4_control_input_fd;
}
if (default_rloc_afi != AF_INET){
max_fd = (max_fd > ipv6_data_input_fd) ? max_fd : ipv6_data_input_fd;
max_fd = (max_fd > ipv6_control_input_fd) ? max_fd : ipv6_control_input_fd;
}
max_fd = (max_fd > timers_fd) ? max_fd : timers_fd;
max_fd = (max_fd > netlink_fd) ? max_fd : netlink_fd;
lispd_running = TRUE;
while (lispd_running) {
FD_ZERO(&readfds);
FD_SET(tun_fd, &readfds);
if (default_rloc_afi != AF_INET6){
FD_SET(ipv4_data_input_fd, &readfds);
FD_SET(ipv4_control_input_fd, &readfds);
}
if (default_rloc_afi != AF_INET){
FD_SET(ipv6_data_input_fd, &readfds);
FD_SET(ipv6_control_input_fd, &readfds);
}
FD_SET(timers_fd, &readfds);
FD_SET(netlink_fd, &readfds);
retval = have_input(max_fd, &readfds);
if (retval != GOOD) {
continue; /* interrupted */
}
if (default_rloc_afi != AF_INET6){
if (FD_ISSET(ipv4_data_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received input IPv4 packet");
process_input_packet(ipv4_data_input_fd, AF_INET);
}
if (FD_ISSET(ipv4_control_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received IPv4 packet in the control input buffer (4342)");
process_ctr_msg(ipv4_control_input_fd, AF_INET);
}
}
if (default_rloc_afi != AF_INET){
if (FD_ISSET(ipv6_data_input_fd, &readfds)) {
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received input IPv6 packet");
process_input_packet(ipv6_data_input_fd, AF_INET6);
}
if (FD_ISSET(ipv6_control_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received IPv6 packet in the control input buffer (4342)");
process_ctr_msg(ipv6_control_input_fd, AF_INET6);
}
}
if (FD_ISSET(tun_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received packet in the tun buffer");
process_output_packet(tun_fd);
}
if (FD_ISSET(timers_fd,&readfds)){
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received something in the timer fd");
process_timer_signal(timers_fd);
}
if (FD_ISSET(netlink_fd,&readfds)){
lispd_log_msg(LISP_LOG_DEBUG_3,"Received notification from net link");
process_netlink_msg(netlink_fd);
}
}
lispd_log_msg(LISP_LOG_DEBUG_2,"event_loop: Exiting from event loop");
}
void event_loop()
{
int max_fd;
fd_set readfds;
int retval;
/*
* calculate the max_fd for select.
*/
max_fd = ipv4_data_input_fd;
max_fd = (max_fd > ipv6_data_input_fd) ? max_fd : ipv6_data_input_fd;
max_fd = (max_fd > ipv4_control_input_fd) ? max_fd : ipv4_control_input_fd;
max_fd = (max_fd > ipv6_control_input_fd) ? max_fd : ipv6_control_input_fd;
max_fd = (max_fd > tun_receive_fd) ? max_fd : tun_receive_fd;
max_fd = (max_fd > timers_fd) ? max_fd : timers_fd;
max_fd = (max_fd > netlink_fd) ? max_fd : netlink_fd;
for (;;) {
FD_ZERO(&readfds);
FD_SET(tun_receive_fd, &readfds);
FD_SET(ipv4_data_input_fd, &readfds);
FD_SET(ipv6_data_input_fd, &readfds);
FD_SET(ipv4_control_input_fd, &readfds);
FD_SET(ipv6_control_input_fd, &readfds);
FD_SET(timers_fd, &readfds);
FD_SET(netlink_fd, &readfds);
retval = have_input(max_fd, &readfds);
if (retval != GOOD) {
continue; /* interrupted */
}
if (FD_ISSET(ipv4_data_input_fd, &readfds)) {
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received input IPv4 packet");
process_input_packet(ipv4_data_input_fd, AF_INET, tun_receive_fd);
}
if (FD_ISSET(ipv6_data_input_fd, &readfds)) {
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received input IPv6 packet");
process_input_packet(ipv6_data_input_fd, AF_INET6, tun_receive_fd);
}
if (FD_ISSET(ipv4_control_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received IPv4 packet in the control input buffer (4342)");
process_lisp_ctr_msg(ipv4_control_input_fd, AF_INET);
}
if (FD_ISSET(ipv6_control_input_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received IPv6 packet in the control input buffer (4342)");
process_lisp_ctr_msg(ipv6_control_input_fd, AF_INET6);
}
if (FD_ISSET(tun_receive_fd, &readfds)) {
lispd_log_msg(LISP_LOG_DEBUG_3,"Received packet in the tun buffer");
process_output_packet(tun_receive_fd, tun_receive_buf, TUN_RECEIVE_SIZE);
}
if (FD_ISSET(timers_fd,&readfds)){
//lispd_log_msg(LISP_LOG_DEBUG_3,"Received something in the timer fd");
process_timer_signal(timers_fd);
}
if (FD_ISSET(netlink_fd,&readfds)){
lispd_log_msg(LISP_LOG_DEBUG_3,"Received notification from net link");
process_netlink_msg(netlink_fd);
}
}
}
