/*
* Under win32, it seems that fd is not allocated continously.
* Sorry for windows guys:'(
*/
bool SocketRegistryImpl::poll(time_t now)
{
FdSet fdset;
int fds[FD_SIZE];
int nfds = 0;
FD_ENTRY *e;
// Set in the fd_set from 0 to maxfd
for (e = fdTable + maxfd; e >= fdTable; e--) {
if (e->fd < 0)
continue;
// Check timeout
if (e->timeout && e->timeout <= now) {
// Reset timer
e->timeout = 0;
e->listener->onSocketTimeout();
} else if (e->event) {
fdset.setFd(e->fd, e->event);
fds[nfds++] = e->fd;
}
}
int n = fdset.poll();
if (n < 0)
return false;
// Returns if no sockets event
if (n == 0)
return true;
// Dispatch socket events
for (int i = 0; i < nfds; i++) {
int events = fdset.getEventsReady(i, fds[i]);
e = fdTable + fds[i];
if (events & SOCKET_READ) {
// Do not poll on this fd any more if an error occurs
if (!e->listener->onSocketRead()) {
e->event = 0;
continue;
}
}
if (events & SOCKET_WRITE) {
// We remove write event mask here. clients may add it again
// in onSocketWrite()
removeEvent(e->fd, SOCKET_WRITE);
e->timeout = 0;
e->listener->onSocketWrite();
}
}
return true;
}
