void unabto_tcp_fallback_epoll_event(struct epoll_event* event)
{
nabto_connect* con = (nabto_connect*)event->data.ptr;
if (con->epollEventType == UNABTO_EPOLL_TYPE_TCP_FALLBACK) {
if (event->events & EPOLLIN) {
unabto_tcp_fallback_read_ready(con);
}
if (event->events & EPOLLOUT) {
unabto_tcp_fallback_write_ready(con);
}
}
}
void tunnel_loop_epoll() {
struct epoll_event events[MAX_EPOLL_EVENTS];
int timeout;
nabto_stamp_t ne;
nabto_stamp_t now;
int nfds;
int i;
if (!unabto_init()) {
NABTO_LOG_FATAL(("Failed to initialize unabto"));
}
if (!init_tunnel_module()) {
NABTO_LOG_FATAL(("Cannot initialize tunnel module"));
return;
}
unabto_time_auto_update(false);
// time is updated here and after the select since that's the only blocking point.
unabto_time_update_stamp();
while (true) {
int i;
unabto_next_event(&ne);
now = nabtoGetStamp();
timeout = nabtoStampDiff2ms(nabtoStampDiff(&ne, &now));
if (timeout < 0) {
timeout = 0;
}
nfds = epoll_wait(unabto_epoll_fd, events, MAX_EPOLL_EVENTS, timeout);
unabto_time_update_stamp();
for (i = 0; i < nfds; i++) {
unabto_epoll_event_handler* handler = (unabto_epoll_event_handler*)events[i].data.ptr;
if (handler->epollEventType == UNABTO_EPOLL_TYPE_UDP) {
unabto_epoll_event_handler_udp* udpHandler = (unabto_epoll_event_handler_udp*)handler;
bool status;
do {
status = unabto_read_socket(udpHandler->fd);
} while (status);
}
#if NABTO_ENABLE_TCP_FALLBACK
if (handler->epollEventType == UNABTO_EPOLL_TYPE_TCP_FALLBACK) {
nabto_connect* con = (nabto_connect*)handler;
if (events[i].events & EPOLLIN) {
unabto_tcp_fallback_read_ready(con);
}
if (events[i].events & EPOLLOUT) {
unabto_tcp_fallback_write_ready(con);
}
}
#endif
if (handler->epollEventType == UNABTO_EPOLL_TYPE_TCP_TUNNEL) {
tunnel* tunnelPtr = (tunnel*)handler;
if (tunnelPtr->sock != INVALID_SOCKET) {
tunnel_event(tunnelPtr, TUNNEL_EVENT_SOURCE_TCP_READ);
}
if (tunnelPtr->sock != INVALID_SOCKET) {
tunnel_event(tunnelPtr, TUNNEL_EVENT_SOURCE_TCP_WRITE);
}
}
}
unabto_time_event();
}
deinit_tunnel_module();
unabto_close();
}