void route_put( route_t* route ) {
bool do_delete;
do_delete = false;
mutex_lock( route_mutex, LOCK_IGNORE_SIGNAL );
if ( --route->ref_count == 0 ) {
array_remove_item( &device_routes, route );
do_delete = true;
}
mutex_unlock( route_mutex );
if ( do_delete ) {
if ( route->device != NULL ) {
net_device_put( route->device );
}
kfree( route );
}
}
int event_loop_run() {
int timeout = global_event_loop.min_timer_value;
while (1) {
int ret = poll(global_event_loop.fds, global_event_loop.fd_entries.size, timeout);
if (ret == -1) {
msg(MSG_ERROR, "Error occured while polling: %s", strerror(errno));
continue;
}
if (ret > 0) {
// At least one file descriptor is ready for reading
size_t i;
for (i = 0; i < global_event_loop.fd_entries.size; i++) {
struct event_loop_fd_entry *fd_entry =
((struct event_loop_fd_entry *) global_event_loop.fd_entries.buffer) + i;
struct pollfd *fd = global_event_loop.fds + i;
// DPRINTF("%d", fd->revents);
if (fd->revents & POLLIN)
(*fd_entry->callback)(fd_entry->fd, fd_entry->user_param);
else if (fd->revents & (POLLERR | POLLHUP | POLLNVAL)) {
if (fd_entry->error_callback)
(*fd_entry->error_callback)(fd_entry->fd, fd_entry->user_param);
// Remove from event loop
array_remove_item(&global_event_loop.fd_entries, i);
// Remove from pollfd list
memmove(global_event_loop.fds + i,
global_event_loop.fds + i + 1,
global_event_loop.fd_entries.size - i);
global_event_loop.fds =
(struct pollfd *) realloc(global_event_loop.fds,
sizeof(struct pollfd) * (global_event_loop.fd_entries.size));
i--;
}
}
}
size_t i;
struct timeval now;
int diff;
timeout = global_event_loop.min_timer_value;
gettimeofday(&now, NULL);
for (i = 0; i < global_event_loop.timer_entries.size; i++) {
struct event_loop_timer_entry *timer_entry = ((struct event_loop_timer_entry *) global_event_loop.timer_entries.buffer) + i;
if (timer_entry->next_run.tv_sec < now.tv_sec || (timer_entry->next_run.tv_sec == now.tv_sec && timer_entry->next_run.tv_usec <= now.tv_usec)) {
DPRINTF("Running timer due to expiry");
(*timer_entry->callback)(timer_entry->user_param);
add_time(&now, &timer_entry->next_run, timer_entry->ms_timeout);
}
diff = (timer_entry->next_run.tv_sec - now.tv_sec) * 1000 + (timer_entry->next_run.tv_usec - now.tv_usec) / 1000;
if (diff < timeout && diff != 0)
timeout = diff;
}
}
return 0;
}
